/* ============================================================
   DOLAP KONFİGÜRATÖRÜ — Tam Ekran Layout
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --kf-accent:      #f35b23;
    --kf-accent-dark: #d44d1a;
    --kf-bg:          #f0ede8;
    --kf-panel-bg:    #ffffff;
    --kf-border:      #e0dbd4;
    --kf-text:        #2d2926;
    --kf-text-muted:  #7a736c;
    --kf-topbar-h:    58px;
    --kf-left-w:      280px;
    --kf-right-w:     300px;
    --kf-radius:      8px;
    --kf-shadow:      0 2px 12px rgba(0,0,0,.08);
}

html, body.konfigurator-body {
    height: 100%;
    overflow: hidden;
    font-family: 'Inter', 'Segoe UI', system-ui, sans-serif;
    font-size: 14px;
    color: var(--kf-text);
    background: var(--kf-bg);
}

/* ── Top Bar ────────────────────────────────────────────── */
.kf-topbar {
    position: fixed;
    top: 0; left: 0; right: 0;
    height: var(--kf-topbar-h);
    background: #fff;
    border-bottom: 1px solid var(--kf-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 16px;
    z-index: 100;
    box-shadow: 0 1px 6px rgba(0,0,0,.06);
}

.kf-topbar-left  { display: flex; align-items: center; gap: 14px; }
.kf-topbar-right { display: flex; align-items: center; gap: 16px; }

.kf-back-btn {
    display: flex; align-items: center; gap: 6px;
    color: var(--kf-text-muted);
    text-decoration: none;
    font-size: 13px;
    padding: 6px 10px;
    border-radius: var(--kf-radius);
    transition: background .15s, color .15s;
}
.kf-back-btn:hover { background: #f5f3f0; color: var(--kf-text); }

.kf-product-title { display: flex; flex-direction: column; }
.kf-product-name  { font-weight: 600; font-size: 15px; line-height: 1.2; }
.kf-product-cat   { font-size: 12px; color: var(--kf-text-muted); }

.kf-price-display { text-align: right; display: flex; flex-direction: column; align-items: flex-end; }
.kf-price-label   { display: block; font-size: 11px; color: var(--kf-text-muted); }
.kf-price-value   { font-size: 20px; font-weight: 700; color: var(--kf-accent); line-height: 1.1; }

.kf-cart-btn {
    display: flex; align-items: center; gap: 8px;
    background: var(--kf-accent);
    color: #fff;
    border: none;
    border-radius: var(--kf-radius);
    padding: 10px 20px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: background .15s, transform .1s;
}
.kf-cart-btn:hover  { background: var(--kf-accent-dark); }
.kf-cart-btn:active { transform: scale(.97); }
.kf-cart-btn.loading { opacity: .7; pointer-events: none; }
.kf-cart-btn--teklif,
.kf-cart-btn-big.kf-cart-btn--teklif { background: #0e9f6e; }
.kf-cart-btn--teklif:hover,
.kf-cart-btn-big.kf-cart-btn--teklif:hover { background: #057a55; }

/* ── Ana Layout ─────────────────────────────────────────── */
.kf-layout {
    position: fixed;
    top: var(--kf-topbar-h);
    left: 0; right: 0; bottom: 0;
    display: grid;
    grid-template-columns: 1fr 300px;
    grid-template-rows: 1fr;
    height: calc(100vh - 52px);
    overflow: hidden;
}

/* ── Paneller ───────────────────────────────────────────── */
.kf-panel {
    background: var(--kf-panel-bg);
    border-right: 1px solid var(--kf-border);
    overflow-y: auto;
    overflow-x: hidden;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
}
.kf-panel-left  { width: var(--kf-left-w); overflow-y: hidden; border-right: none; border-left: 1px solid var(--kf-border); }
.kf-panel-right { width: var(--kf-right-w); border-left: 1px solid var(--kf-border); border-right: none; }

@media (min-width: 769px) {
    .kf-panel-right { display: none !important; }
    .kf-bottom-bar  { display: none !important; }
    .kf-mob-tabbar  { display: none !important; }
    .kf-panel-left {
        width: 300px;
        min-width: 300px;
        max-width: 300px;
        height: 100%;
        overflow: hidden;
        display: flex;
        flex-direction: column;
        border-left: 1px solid #ede9e4;
        border-right: none;
        background: #fff;
        position: relative;
        grid-column: 2;
        grid-row: 1;
    }
}

.kf-panel-header { padding: 16px; border-bottom: 1px solid var(--kf-border); }
.kf-panel-header h3 { font-size: 13px; font-weight: 700; text-transform: uppercase;
    letter-spacing: .05em; color: var(--kf-text-muted); display: flex; align-items: center; gap: 6px; }
.kf-panel-hint { font-size: 11.5px; color: var(--kf-text-muted); margin-top: 4px; }

/* Bölüm başlıkları (sağ panel) */
.kf-section { padding: 14px 16px; border-bottom: 1px solid var(--kf-border); }
.kf-section-title {
    font-size: 12px; font-weight: 700; text-transform: uppercase;
    letter-spacing: .05em; color: var(--kf-text-muted);
    display: flex; align-items: center; gap: 6px;
    margin-bottom: 10px;
}

/* ── 3D Canvas ──────────────────────────────────────────── */
.kf-canvas-area {
    flex: 1;
    position: relative;
    background: var(--kf-bg);
    overflow: hidden;
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    user-select: none;
    grid-column: 1;
    grid-row: 1;
}
#kfThreeCanvas {
    position: absolute !important; /* JS inline style override'ı engelle */
    top: 48px; left: 0; right: 0; bottom: 0;
}
#kfThreeCanvas canvas {
    /* Three.js boyutları attribute ile set eder; CSS'de zorlamak render'ı bozar */
    position: absolute !important;
    top: 0 !important; left: 0 !important;
    display: block;
}
#kfThreeCanvas > div { /* CSS2DRenderer overlay div */
    position: absolute !important;
    top: 0 !important; left: 0 !important;
    width: 100% !important;
    height: 100% !important;
    pointer-events: none;
}

/* Yükleme */
.kf-loading {
    position: absolute; inset: 0;
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    background: var(--kf-bg);
    z-index: 10;
    gap: 16px;
    font-size: 14px; color: var(--kf-text-muted);
}
.kf-loading.hidden { display: none; }
.kf-loading-spinner {
    width: 40px; height: 40px;
    border: 3px solid var(--kf-border);
    border-top-color: var(--kf-accent);
    border-radius: 50%;
    animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Kamera ipuçları */
.kf-cam-hints {
    position: absolute;
    bottom: 12px; left: 50%; transform: translateX(-50%);
    display: flex; gap: 16px;
    background: rgba(0,0,0,.45);
    color: #fff;
    font-size: 11px;
    padding: 6px 14px;
    border-radius: 20px;
    pointer-events: none;
    opacity: 1;
    transition: opacity .5s;
}
.kf-cam-hints.fade { opacity: 0; }
.kf-cam-hints span { display: flex; align-items: center; gap: 4px; }

/* Görünüm butonları */
/* ── Araç Çubuğu (yatay, canvas üstü) ────────────────────── */
.kf-view-btns {
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 48px;
    display: flex;
    align-items: center;
    gap: 0;
    padding: 0 10px;
    background: rgba(255,255,255,0.96);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--kf-border);
    z-index: 20;
    overflow-x: auto;
    overflow-y: hidden;
    scrollbar-width: none;
    -ms-overflow-style: none;
    touch-action: pan-x;
    -webkit-overflow-scrolling: touch;
}
.kf-view-btns::-webkit-scrollbar { height: 3px; }
.kf-view-btns::-webkit-scrollbar-track { background: transparent; }
.kf-view-btns::-webkit-scrollbar-thumb { background: var(--kf-accent); border-radius: 2px; }
.kf-view-btns { scrollbar-width: thin; scrollbar-color: var(--kf-accent) transparent; }

/* Buton grupları */
.kf-vbg {
    display: flex;
    align-items: center;
    gap: 2px;
    flex-shrink: 0;
    padding: 0 4px;
}
.kf-vbg + .kf-vbg {
    border-left: 1px solid var(--kf-border);
    margin-left: 2px;
}

.kf-view-btn {
    width: auto;
    min-width: 42px;
    height: 44px;
    padding: 0 7px;
    border: none;
    background: transparent;
    border-radius: 7px;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    color: var(--kf-text-muted);
    transition: background .14s, color .14s;
    font-size: 14px;
    flex-shrink: 0;
    -webkit-tap-highlight-color: transparent;
}

.kf-vbtn-lbl {
    font-size: 9px;
    font-weight: 600;
    letter-spacing: 0.02em;
    line-height: 1;
    white-space: nowrap;
    color: inherit;
}
.kf-view-btn:hover  { background: #f0ede8; color: var(--kf-text); }
.kf-view-btn.active { background: var(--kf-accent); color: #fff; }
.kf-view-btn.active:hover { background: var(--kf-accent-dark); }
.kf-view-btn { touch-action: manipulation; -webkit-tap-highlight-color: transparent; }

/* Undo / Redo */
.kf-undo-btn, .kf-redo-btn {
    transition: opacity .15s, background .14s, color .14s;
}
.kf-undo-btn:disabled, .kf-redo-btn:disabled {
    opacity: .3; cursor: not-allowed; pointer-events: none;
}

/* Kapak kontrol butonları (sol-alt) */
.kf-door-btns {
    position: absolute;
    bottom: 12px; left: 12px;
    display: flex; gap: 6px;
}
.kf-door-btn {
    height: 32px;
    padding: 0 10px;
    border: 1px solid var(--kf-border);
    background: rgba(255,255,255,.9);
    border-radius: var(--kf-radius);
    cursor: pointer;
    display: flex; align-items: center; gap: 5px;
    color: var(--kf-text-muted);
    font-size: 12px;
    font-weight: 500;
    transition: background .15s, color .15s;
    white-space: nowrap;
}
.kf-door-btn:hover { background: var(--kf-accent); color: #fff; border-color: var(--kf-accent); }
.kf-door-btn--interior { background: rgba(255,255,255,.95); color: var(--kf-accent); border-color: var(--kf-accent); }
.kf-door-btn--interior:hover { background: var(--kf-accent); color: #fff; }

/* ── Topbar Yardım Butonu ────────────────────────────────── */
.kf-help-btn-txt { /* sadece mobilde gizlenir */ }
.kf-help-topbar-btn {
    display: flex; align-items: center; gap: 6px;
    height: 36px; padding: 0 14px;
    background: #f0f4ff;
    border: 1px solid #c5d3f0;
    border-radius: 8px;
    color: #1565c0; font-size: 13px; font-weight: 600;
    cursor: pointer; white-space: nowrap;
    text-decoration: none;
    transition: background .15s, color .15s;
}
.kf-help-topbar-btn:hover {
    background: #1565c0;
    color: #fff;
    border-color: #1565c0;
}

/* ── Sıfırla Butonu ─────────────────────────────────────── */
.kf-reset-topbar-btn {
    display: flex; align-items: center; gap: 6px;
    height: 36px; padding: 0 14px;
    background: #fff5f5;
    border: 1px solid #f5c2c2;
    border-radius: 8px;
    color: #c0392b; font-size: 13px; font-weight: 600;
    cursor: pointer; white-space: nowrap;
    transition: background .15s, color .15s;
}
.kf-reset-topbar-btn:hover {
    background: #c0392b;
    color: #fff;
    border-color: #c0392b;
}

/* ── Onay Modalı ────────────────────────────────────────── */
.kf-confirm-overlay {
    position: fixed; inset: 0; z-index: 9999;
    background: rgba(0,0,0,.45);
    display: flex; align-items: center; justify-content: center;
    opacity: 0; pointer-events: none;
    transition: opacity .18s;
}
.kf-confirm-overlay.active {
    opacity: 1; pointer-events: all;
}
.kf-confirm-box {
    background: #fff;
    border-radius: 14px;
    padding: 28px 28px 22px;
    max-width: 380px; width: 90%;
    box-shadow: 0 8px 32px rgba(0,0,0,.18);
    transform: translateY(10px);
    transition: transform .18s;
}
.kf-confirm-overlay.active .kf-confirm-box { transform: translateY(0); }
.kf-confirm-icon {
    font-size: 32px; color: #e67e22; text-align: center; margin-bottom: 12px;
}
.kf-confirm-title {
    font-size: 16px; font-weight: 700; color: #222;
    text-align: center; margin-bottom: 8px;
}
.kf-confirm-msg {
    font-size: 13px; color: #666; text-align: center;
    line-height: 1.5; margin-bottom: 22px;
}
.kf-confirm-actions {
    display: flex; gap: 10px;
}
.kf-confirm-cancel {
    flex: 1; padding: 10px; border-radius: 8px;
    border: 1.5px solid #ddd; background: #f7f7f7;
    font-size: 13px; font-weight: 600; color: #555;
    cursor: pointer; transition: background .12s;
}
.kf-confirm-cancel:hover { background: #eee; }
.kf-confirm-ok {
    flex: 1; padding: 10px; border-radius: 8px;
    border: none; background: #c0392b;
    font-size: 13px; font-weight: 700; color: #fff;
    cursor: pointer; transition: background .12s;
}
.kf-confirm-ok:hover { background: #a93226; }

/* ── Onboarding Spotlight Turu ───────────────────────────── */
.kf-tour-dim {
    position: fixed; inset: 0; z-index: 10000;
    pointer-events: none; opacity: 0; transition: opacity .3s;
}
.kf-tour-dim.active { opacity: 1; }
.kf-tour-hole {
    position: fixed; border-radius: 10px;
    box-shadow: 0 0 0 9999px rgba(0,0,0,.62);
    transition: top .35s, left .35s, width .35s, height .35s, border-radius .35s;
    pointer-events: none; z-index: 10001;
}
@keyframes kf-pulse-ring {
    0%   { box-shadow: 0 0 0 9999px rgba(0,0,0,.62), 0 0 0 0    rgba(243,91,35,.7); }
    70%  { box-shadow: 0 0 0 9999px rgba(0,0,0,.62), 0 0 0 12px rgba(243,91,35,0);  }
    100% { box-shadow: 0 0 0 9999px rgba(0,0,0,.62), 0 0 0 0    rgba(243,91,35,0);  }
}
.kf-tour-hole.pulse { animation: kf-pulse-ring 1.6s ease-out infinite; }
.kf-tour-tip {
    position: fixed; z-index: 10002;
    background: #fff; border-radius: 14px;
    width: 260px; padding: 16px 18px 14px;
    box-shadow: 0 8px 32px rgba(0,0,0,.22);
    pointer-events: all;
    opacity: 0; transform: scale(.93);
    transition: opacity .25s, transform .25s;
}
.kf-tour-tip.show { opacity: 1; transform: scale(1); }
.kf-tour-tip::before { content: ''; position: absolute; border: 8px solid transparent; }
.kf-tour-tip.arrow-left::before   { right: 100%;  top: 20px;  border-right-color:  #fff; }
.kf-tour-tip.arrow-right::before  { left:  100%;  top: 20px;  border-left-color:   #fff; }
.kf-tour-tip.arrow-top::before    { bottom: 100%; left: 24px; border-bottom-color: #fff; }
.kf-tour-tip.arrow-bottom::before { top:   100%;  left: 24px; border-top-color:    #fff; }
.kf-tour-step-lbl {
    font-size: 10px; font-weight: 800; letter-spacing: .08em;
    text-transform: uppercase; color: #f35b23; margin-bottom: 5px;
}
.kf-tour-tip-title { font-size: 14px; font-weight: 800; color: #1a1a1a; margin-bottom: 5px; }
.kf-tour-tip-desc  { font-size: 12px; color: #666; line-height: 1.55; margin-bottom: 14px; }
.kf-tour-tip-desc strong { color: #f35b23; }
.kf-tour-tip-actions { display: flex; align-items: center; gap: 8px; }
.kf-tour-tip-dots { display: flex; gap: 5px; align-items: center; margin-right: 4px; }
.kf-tour-tip-dot { width: 5px; height: 5px; border-radius: 50%; background: #e0d8d0; transition: background .2s; }
.kf-tour-tip-dot.active { background: #f35b23; }
.kf-tour-tip-skip {
    font-size: 11px; color: #bbb; background: none; border: none;
    cursor: pointer; text-decoration: underline; padding: 0; flex-shrink: 0;
}
.kf-tour-tip-next {
    flex: 1; padding: 9px 12px; background: #f35b23; color: #fff;
    border: none; border-radius: 8px; font-size: 13px; font-weight: 700;
    cursor: pointer; transition: background .12s;
}
.kf-tour-tip-next:hover { background: #d44d1a; }
/* İlk intro kutusu */
.kf-tour-intro {
    position: fixed; inset: 0; z-index: 10003;
    background: rgba(0,0,0,.6);
    display: flex; align-items: center; justify-content: center;
    opacity: 0; pointer-events: none; transition: opacity .3s;
}
.kf-tour-intro.active { opacity: 1; pointer-events: all; }
.kf-tour-intro-box {
    background: #fff; border-radius: 20px;
    width: 340px; max-width: calc(100vw - 32px); overflow: hidden;
    box-shadow: 0 16px 48px rgba(0,0,0,.25);
    transform: translateY(10px); transition: transform .3s;
}
.kf-tour-intro.active .kf-tour-intro-box { transform: translateY(0); }
.kf-tour-intro-header {
    background: linear-gradient(135deg,#f35b23,#ff8c5a);
    height: 130px; display: flex; align-items: center;
    justify-content: center; font-size: 54px;
}
.kf-tour-intro-body { padding: 20px 22px; text-align: center; }
.kf-tour-intro-body h3 { font-size: 17px; font-weight: 800; color:#1a1a1a; margin:0 0 8px; }
.kf-tour-intro-body p  { font-size: 13px; color:#666; line-height:1.6; margin:0 0 18px; }
.kf-tour-intro-actions { display: flex; gap: 10px; }
.kf-tour-intro-skip {
    flex:0 0 auto; font-size:12px; color:#bbb;
    background:none; border:none; cursor:pointer; text-decoration:underline;
}
.kf-tour-intro-start {
    flex:1; padding:11px; background:#f35b23; color:#fff;
    border:none; border-radius:10px; font-size:14px;
    font-weight:700; cursor:pointer; transition:background .12s;
}
.kf-tour-intro-start:hover { background:#d44d1a; }

/* ── Demo Kart (alt-orta) ────────────────────────────────── */
.kf-tour-card {
    position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%);
    z-index: 10002; pointer-events: all;
    background: #1a1a1a; color: #fff;
    border-radius: 16px; padding: 12px 16px 12px 14px;
    display: none; align-items: center; gap: 12px;
    box-shadow: 0 8px 32px rgba(0,0,0,.35);
    min-width: 280px; max-width: calc(100vw - 32px);
    animation: kf-card-in .3s ease;
}
@keyframes kf-card-in {
    from { opacity:0; transform: translateX(-50%) translateY(10px); }
    to   { opacity:1; transform: translateX(-50%) translateY(0); }
}
.kf-tour-card-emoji { font-size: 24px; flex-shrink: 0; }
.kf-tour-card-body  { flex: 1; min-width: 0; }
.kf-tour-card-text  { font-size: 13px; font-weight: 700; line-height: 1.3; }
.kf-tour-card-sub   { font-size: 11px; color: #aaa; margin-top: 2px; line-height: 1.4; }
.kf-tour-card-progress {
    height: 3px; background: rgba(255,255,255,.15);
    border-radius: 2px; margin-top: 6px; overflow: hidden;
}
.kf-tour-card-bar {
    height: 100%; background: #f35b23; border-radius: 2px;
    transition: width .4s ease;
}
.kf-tour-card-auto {
    flex-shrink: 0; background: #f35b23;
    border: none; color: #fff; border-radius: 8px;
    padding: 7px 12px; font-size: 12px; font-weight: 700;
    cursor: pointer; white-space: nowrap;
    transition: background .12s;
}
.kf-tour-card-auto:hover { background: #d44d1a; }
.kf-tour-card-skip {
    flex-shrink: 0; background: rgba(255,255,255,.1);
    border: none; color: #999; border-radius: 8px;
    padding: 7px 10px; font-size: 11px; cursor: pointer;
    white-space: nowrap;
}
.kf-tour-card-skip:hover { background: rgba(255,255,255,.2); color: #fff; }

/* ── Mobil 3D Dokunma İpuçları ──────────────────────────── */
.kf-touch-hints {
    position: absolute;
    bottom: 56px; left: 50%; transform: translateX(-50%);
    display: none; gap: 14px;
    background: rgba(0,0,0,.5); color: #fff;
    font-size: 11px; padding: 8px 16px;
    border-radius: 20px; pointer-events: none;
    opacity: 1; transition: opacity .5s; white-space: nowrap;
}
.kf-touch-hints.visible { display: flex; }
.kf-touch-hints.fade { opacity: 0; }
.kf-touch-hints span { display: flex; align-items: center; gap: 5px; }
.kf-touch-hints span i { font-size: 13px; }

@media (max-width: 768px) {
    .kf-tour-tip  { width: calc(100vw - 40px); max-width: 300px; }
    .kf-touch-hints { bottom: calc(var(--kf-mob-tabs-h, 52px) + 8px); }
}

/* ── Yardım Modalı ──────────────────────────────────────── */
.kf-help-modal {
    position: absolute; inset: 0;
    background: rgba(0,0,0,.45);
    display: flex; align-items: center; justify-content: center;
    z-index: 9999;
    backdrop-filter: blur(2px);
}
.kf-help-box {
    background: #fff;
    border-radius: 12px;
    width: 420px; max-width: calc(100vw - 32px);
    max-height: 80vh;
    overflow: hidden;
    display: flex; flex-direction: column;
    box-shadow: 0 8px 40px rgba(0,0,0,.22);
}
.kf-help-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 14px 18px;
    background: var(--kf-accent);
    color: #fff;
    font-weight: 700; font-size: 14px;
}
.kf-help-close {
    background: none; border: none; color: #fff;
    font-size: 16px; cursor: pointer; line-height: 1;
    padding: 2px 6px; border-radius: 4px;
}
.kf-help-close:hover { background: rgba(255,255,255,.25); }
.kf-help-body {
    padding: 6px 0; overflow-y: auto;
}
.kf-help-section {
    display: flex; align-items: flex-start; gap: 12px;
    padding: 10px 18px;
    border-bottom: 1px solid #f0f0f0;
}
.kf-help-section:last-child { border-bottom: none; }
.kf-help-icon {
    width: 32px; height: 32px; flex-shrink: 0;
    background: #f0f4ff;
    border-radius: 8px;
    display: flex; align-items: center; justify-content: center;
    color: var(--kf-accent); font-size: 13px;
}
.kf-help-section strong { display: block; font-size: 13px; color: #222; margin-bottom: 2px; }
.kf-help-section p { margin: 0; font-size: 12px; color: #555; line-height: 1.5; }
.kf-help-section em { font-style: normal; font-weight: 600; color: var(--kf-accent); }

/* ── Ünite Boyut Popup ──────────────────────────────────── */
.kf-dim-popup {
    position: absolute;
    z-index: 200;
    width: 240px;
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(0,0,0,0.10);
    border-radius: 14px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.18), 0 2px 8px rgba(0,0,0,0.08);
    padding: 14px 16px 12px;
    pointer-events: all;
    user-select: none;
}
.kf-dim-popup-header {
    display: flex; align-items: center; justify-content: space-between;
    margin-bottom: 12px;
}
.kf-dim-popup-title {
    font-size: 12px; font-weight: 700;
    color: var(--kf-text); letter-spacing: .02em;
}
.kf-dim-popup-close {
    width: 22px; height: 22px;
    border: none; background: none; cursor: pointer;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 13px; color: var(--kf-text-muted);
    transition: background .14s;
}
.kf-dim-popup-close:hover { background: #f0ede8; color: var(--kf-text); }

.kf-dim-popup-row           { margin-bottom: 12px; }
.kf-dim-popup-row:last-child { margin-bottom: 0; }

.kf-dim-popup-top {
    display: flex; justify-content: space-between; align-items: baseline;
    margin-bottom: 5px;
}
.kf-dim-popup-lbl  { font-size: 12px; color: var(--kf-text-muted); font-weight: 500; }
.kf-dim-popup-unit { font-size: 11px; color: var(--kf-text-muted); }

.kf-dim-popup-ctrl {
    display: flex; align-items: center; gap: 6px;
    margin-bottom: 7px;
}
.kf-dim-popup-btn {
    width: 30px; height: 30px; flex-shrink: 0;
    border: 1.5px solid var(--kf-accent);
    border-radius: 50%; background: transparent;
    color: var(--kf-accent); cursor: pointer;
    font-size: 18px; line-height: 1;
    display: flex; align-items: center; justify-content: center;
    transition: background .14s, color .14s;
}
.kf-dim-popup-btn:hover { background: var(--kf-accent); color: #fff; }

.kf-dim-popup-val {
    flex: 1; text-align: center;
    border: 1.5px solid var(--kf-border);
    border-radius: 8px; padding: 4px 6px;
    font-size: 16px; font-weight: 700; color: var(--kf-text);
    background: #fff;
    -moz-appearance: textfield;
}
.kf-dim-popup-val::-webkit-inner-spin-button,
.kf-dim-popup-val::-webkit-outer-spin-button { -webkit-appearance: none; }
.kf-dim-popup-val:focus { outline: none; border-color: var(--kf-accent); }

.kf-dim-popup-range {
    -webkit-appearance: none; appearance: none;
    width: 100%; height: 4px;
    background: var(--kf-border); border-radius: 2px;
    cursor: pointer; outline: none;
}
.kf-dim-popup-range::-webkit-slider-thumb {
    -webkit-appearance: none; appearance: none;
    width: 18px; height: 18px; border-radius: 50%;
    background: var(--kf-accent); border: 2px solid #fff;
    box-shadow: 0 1px 4px rgba(243,91,35,.4); cursor: grab;
}
.kf-dim-popup-range::-moz-range-thumb {
    width: 16px; height: 16px; border-radius: 50%;
    background: var(--kf-accent); border: 2px solid #fff;
    box-shadow: 0 1px 4px rgba(243,91,35,.4); cursor: grab;
}

/* ── Sütun Durumu Alanı (Sol Panel Alt) ─────────────────── */
.kf-col-zone {
    border-top: 1px solid var(--kf-border);
    flex-shrink: 0;
}

/* Modül paleti üstte, esnek yükseklik */
.kf-panel-left .kf-module-palette { flex: 1; overflow-y: auto; min-height: 0; }

/* Boş durum */
.kf-col-empty {
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    padding: 20px 16px;
    text-align: center;
    gap: 6px;
}
.kf-col-empty-icon {
    width: 44px; height: 44px;
    border-radius: 50%;
    background: #f0ede8;
    display: flex; align-items: center; justify-content: center;
    font-size: 18px; color: var(--kf-text-muted);
    margin-bottom: 4px;
}
.kf-col-empty-text {
    font-size: 13px; font-weight: 600; color: var(--kf-text);
}
.kf-col-empty-sub {
    font-size: 11.5px; color: var(--kf-text-muted); line-height: 1.4;
}

/* Seçili sütun özeti */
.kf-column-summary { padding: 12px 14px; }
.kf-summary-header {
    display: flex; align-items: center; justify-content: space-between;
    margin-bottom: 8px;
}
.kf-summary-header > span {
    font-size: 13px; font-weight: 700; color: var(--kf-text);
}
.kf-summary-space { margin-bottom: 10px; }
.kf-space-bar {
    height: 6px; background: #e8e4e0;
    border-radius: 3px; overflow: hidden; margin-bottom: 4px;
}
.kf-space-fill {
    height: 100%; background: var(--kf-accent);
    border-radius: 3px; transition: width .3s;
}
.kf-space-fill.full { background: #ef4444; }
#kfSpaceText { font-size: 11px; color: var(--kf-text-muted); }

/* ── Modül Paleti Başlığı ────────────────────────────────── */
.kf-palette-header {
    padding: 8px 14px 6px;
    font-size: 11px; font-weight: 700;
    text-transform: uppercase; letter-spacing: .05em;
    color: var(--kf-text-muted);
    display: flex; align-items: center; gap: 6px;
    border-bottom: 1px solid var(--kf-border);
    flex-shrink: 0;
}
.kf-palette-header i { color: var(--kf-accent); }

/* ── Modül Paleti (Sol Panel) ───────────────────────────── */
.kf-module-palette { flex: 1; overflow-y: auto; padding: 10px 10px 16px; }
.kf-module-group   { margin-bottom: 14px; }
.kf-module-group-header {
    font-size: 10px; font-weight: 700; text-transform: uppercase;
    letter-spacing: .06em; color: var(--kf-text-muted);
    padding: 0 2px 6px;
    display: flex; align-items: center; gap: 5px;
}

/* Modül kartları grid */
.kf-module-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6px;
}

.kf-mod-card {
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    gap: 5px;
    padding: 10px 6px;
    border: 1.5px solid transparent;
    border-radius: 10px;
    background: #f8f6f3;
    cursor: pointer;
    text-align: center;
    transition: border-color .14s, background .14s, transform .1s;
    min-height: 76px;
}
.kf-mod-card:hover  {
    border-color: var(--kf-border);
    background: #f0ede8;
    transform: translateY(-1px);
}
.kf-mod-card:active { transform: scale(.97); }
.kf-mod-card.active {
    border-color: var(--kf-accent);
    background: #fff5f0;
}
/* Sürükleme durumu */
.kf-mod-card--dragging {
    opacity: 0.45;
    transform: scale(0.93);
    border-color: var(--kf-accent);
}
.kf-canvas-area.kf-drop-active::after {
    content: '';
    position: absolute; inset: 0;
    border: 2px dashed var(--kf-accent);
    border-radius: 4px;
    pointer-events: none;
    z-index: 10;
    animation: kf-drop-pulse 0.9s ease-in-out infinite alternate;
}
@keyframes kf-drop-pulse {
    from { opacity: 0.4; }
    to   { opacity: 1;   }
}

.kf-mc-icon {
    width: 34px; height: 34px;
    border-radius: 8px;
    background: #fff;
    display: flex; align-items: center; justify-content: center;
    font-size: 15px;
    color: var(--kf-accent);
    box-shadow: 0 1px 4px rgba(0,0,0,.08);
    flex-shrink: 0;
}
.kf-mc-name {
    font-size: 11px; font-weight: 600;
    color: var(--kf-text); line-height: 1.2;
}
.kf-mc-h {
    font-size: 10px; color: var(--kf-text-muted);
}

.kf-module-btn {
    width: 100%;
    display: flex; align-items: center; gap: 10px;
    padding: 8px 10px;
    border: 1px solid transparent;
    border-radius: var(--kf-radius);
    background: transparent;
    cursor: pointer;
    text-align: left;
    transition: background .12s, border-color .12s;
    margin-bottom: 2px;
}
.kf-module-btn:hover  { background: #f5f3f0; border-color: var(--kf-border); }
.kf-module-btn.active { background: #fff5f0; border-color: var(--kf-accent); }

.kf-module-btn.disabled { opacity: .4; cursor: not-allowed; }

.kf-module-btn-icon {
    width: 32px; height: 32px;
    background: #f0ede8; border-radius: 6px;
    display: flex; align-items: center; justify-content: center;
    color: var(--kf-text-muted); font-size: 13px;
    flex-shrink: 0;
}
.kf-module-btn-info  { flex: 1; min-width: 0; }
.kf-module-btn-name  { display: block; font-weight: 500; font-size: 13px; }
.kf-module-btn-meta  { display: block; font-size: 11px; color: var(--kf-text-muted); }
.kf-module-btn-add   { color: var(--kf-accent); font-size: 12px; opacity: 0; transition: opacity .15s; }
.kf-module-btn:hover .kf-module-btn-add { opacity: 1; }

.kf-clear-col-btn {
    border: none; background: none; cursor: pointer;
    color: var(--kf-text-muted); font-size: 12px; padding: 4px;
    border-radius: 4px; transition: color .15s, background .15s;
}
.kf-clear-col-btn:hover { color: #ef4444; background: #fee2e2; }

.kf-summary-modules { display: flex; flex-direction: column; gap: 4px; margin-bottom: 10px; }
.kf-empty-hint { font-size: 12px; color: #aaa; padding: 6px 0; }

/* ══════════════════════════════════════
   2D Sütun Diyagramı
   ══════════════════════════════════════ */
.kf-col-diagram-wrap {
    position: relative;
    background: #f0ede8;
    border: 1px solid var(--kf-border);
    border-radius: var(--kf-radius);
    margin-bottom: 8px;
    padding: 0 6px 0 32px; /* sol: cetvel için yer */
    overflow: hidden;
}

/* Katlanabilir başlık butonu */
.kf-diag-toggle-btn {
    width: calc(100% + 26px);    /* cetvel offset telafisi */
    margin-left: -26px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: none;
    border: none;
    border-bottom: 1px solid var(--kf-border);
    padding: 7px 8px 7px 10px;
    cursor: pointer;
    font-size: 11px;
    font-weight: 600;
    color: var(--kf-text-muted);
    text-transform: uppercase;
    letter-spacing: .04em;
    gap: 6px;
}
.kf-diag-toggle-btn:hover { background: rgba(0,0,0,.04); }
.kf-diag-toggle-btn i { transition: transform .2s; font-size: 10px; }

/* Kapalı durum */
.kf-col-diagram-wrap.collapsed .kf-diag-toggle-btn i { transform: rotate(180deg); }
.kf-col-diagram-wrap.collapsed .kf-diag-toggle-btn { border-bottom: none; }
.kf-col-diagram-wrap.collapsed .kf-diag-body { display: none; }

.kf-diag-body { padding: 6px 0; }

.kf-col-diagram {
    position: relative;
    width: 100%;
    background: #faf8f5;
    border: 1px solid #ddd;
    border-radius: 4px;
    overflow: visible;
}

/* Cetvel çizgisi */
.kf-diag-tick {
    position: absolute;
    left: -26px;
    right: 0;
    height: 1px;
    background: rgba(0,0,0,.08);
    pointer-events: none;
}
.kf-diag-tick-lbl {
    position: absolute;
    right: calc(100% + 2px);
    top: -7px;
    font-size: 9px;
    color: #aaa;
    white-space: nowrap;
    line-height: 1;
}

/* Y pozisyon etiketi (sol kenar) */
.kf-diag-y-lbl {
    position: absolute;
    right: calc(100% + 2px);
    font-size: 9px;
    font-weight: 700;
    color: var(--kf-accent);
    transform: translateY(50%);
    pointer-events: none;
    line-height: 1;
}

/* Modül bloğu */
.kf-diag-mod {
    position: absolute;
    left: 0; right: 0;
    border: 2px solid transparent;
    border-radius: 3px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 5px;
    cursor: ns-resize;
    user-select: none;
    touch-action: none;
    transition: filter .1s;
    min-height: 6px;
    box-sizing: border-box;
}
.kf-diag-mod:hover { filter: brightness(1.08); }
.kf-diag-dragging  { opacity: .7; z-index: 10; }

.kf-diag-mod-name {
    font-size: 10px;
    font-weight: 600;
    color: rgba(0,0,0,.65);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 70%;
    pointer-events: none;
}
.kf-diag-mod-h {
    font-size: 9px;
    font-weight: 700;
    color: rgba(0,0,0,.5);
    flex-shrink: 0;
    pointer-events: none;
}

/* ── Modül listesi (yükseklik + pozisyon inputs) ── */
.kf-mod-item {
    display: flex; align-items: center; gap: 6px;
    padding: 7px 8px;
    background: #f8f6f3; border-radius: 8px;
    border: 1px solid transparent;
    transition: background .15s, border-color .15s;
}
.kf-mod-item:hover { background: #f0ede8; border-color: var(--kf-border); }
.kf-mod-item--dikme { background: #fdf9ee; border-color: #e8d99a; }
.kf-mod-item--dikme:hover { background: #faf4de; border-color: #c9a72e; }
.kf3d-dikme-badge { background: #8B6914 !important; color: #fff !important; }

/* ▲▼ Sıralama okları */
.kf-mod-reorder {
    display: flex; flex-direction: column;
    gap: 1px; flex-shrink: 0;
}
.kf-mod-move-up,
.kf-mod-move-dn {
    width: 20px; height: 18px;
    border: 1px solid var(--kf-border);
    border-radius: 4px; background: #fff;
    cursor: pointer; font-size: 9px; line-height: 1;
    display: flex; align-items: center; justify-content: center;
    color: var(--kf-text-muted);
    transition: background .12s, color .12s, border-color .12s;
}
.kf-mod-move-up:hover:not(:disabled),
.kf-mod-move-dn:hover:not(:disabled) {
    background: var(--kf-accent); color: #fff; border-color: var(--kf-accent);
}
.kf-mod-move-up:disabled,
.kf-mod-move-dn:disabled { opacity: .3; cursor: default; }

/* Ana içerik */
.kf-mod-main { flex: 1; min-width: 0; }
.kf-mod-name {
    display: block; font-weight: 600; color: var(--kf-text);
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
    font-size: 12px; margin-bottom: 4px;
}

/* Alan satırları */
.kf-mod-fields { display: flex; gap: 8px; flex-wrap: wrap; }
.kf-mod-field  { display: flex; align-items: center; gap: 3px; }
.kf-mod-field-lbl {
    font-size: 10px; color: var(--kf-text-muted);
    font-weight: 500; white-space: nowrap;
}
.kf-mod-field-unit { font-size: 10px; color: var(--kf-text-muted); }
.kf-mod-size-badge {
    font-size: 10px; color: var(--kf-text-muted);
    background: #ece8e3; border-radius: 4px;
    padding: 1px 5px; white-space: nowrap; margin-left: auto;
}

.kf-mod-h-input,
.kf-mod-y-input {
    width: 42px; padding: 2px 4px;
    border: 1px solid #ddd; border-radius: 4px;
    font-size: 11px; font-weight: 600; text-align: center;
    background: #fff; color: var(--kf-text);
    transition: border-color .15s;
    -moz-appearance: textfield;
}
.kf-mod-h-input::-webkit-inner-spin-button,
.kf-mod-h-input::-webkit-outer-spin-button,
.kf-mod-y-input::-webkit-inner-spin-button,
.kf-mod-y-input::-webkit-outer-spin-button { -webkit-appearance: none; }
.kf-mod-h-input:focus,
.kf-mod-y-input:focus {
    outline: none; border-color: var(--kf-accent);
    box-shadow: 0 0 0 2px rgba(243,91,35,.15);
}

.kf-mod-reset-h {
    border: none; background: none; cursor: pointer;
    color: #bbb; font-size: 12px; padding: 0; line-height: 1;
    transition: color .15s;
}
.kf-mod-reset-h:hover { color: var(--kf-accent); }

.kf-mod-remove {
    border: none; background: none; cursor: pointer;
    color: #ccc; font-size: 12px; padding: 2px; flex-shrink: 0;
    border-radius: 4px; transition: color .15s, background .15s;
}
.kf-mod-remove:hover { color: #ef4444; background: #fee2e2; }

/* ── Boşluk (spacer) modül öğesi ───────────────────────── */
.kf-mod-item.is-spacer {
    background: repeating-linear-gradient(
        -45deg,
        #f8f5f1,
        #f8f5f1 4px,
        #f0ede8 4px,
        #f0ede8 8px
    );
    border-style: dashed;
    border-color: #c8bfb5;
    opacity: .9;
}
.kf-mod-item.is-spacer:hover { opacity: 1; }

.kf-spacer-name {
    color: var(--kf-text-muted);
    font-style: italic;
    font-size: 12px;
}
.kf-spacer-name i { margin-right: 3px; }

/* ── Boşluk Ekle butonu ─────────────────────────────────── */
.kf-add-spacer-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    width: 100%;
    margin: 6px 0 0;
    padding: 6px 10px;
    border: 1px dashed #c0b8b0;
    border-radius: var(--kf-radius);
    background: transparent;
    color: var(--kf-text-muted);
    font-size: 12px;
    cursor: pointer;
    transition: border-color .15s, color .15s, background .15s;
}
.kf-add-spacer-btn:hover {
    border-color: var(--kf-accent);
    color: var(--kf-accent);
    background: rgba(243,91,35,.04);
}

/* ── 3D Boşluk badge ────────────────────────────────────── */
.kf3d-space-badge {
    background: rgba(180, 168, 156, 0.70);
    color: #fff;
    font-family: 'Inter', 'Segoe UI', system-ui, sans-serif;
    font-size: 11px;
    font-weight: 600;
    padding: 3px 8px;
    border-radius: 14px;
    border: 1px dashed rgba(255,255,255,.5);
    white-space: nowrap;
    pointer-events: none;
    transform: translate(-50%, -50%);
}


.kf-empty-modules {
    padding: 24px 16px; text-align: center;
    color: var(--kf-text-muted); font-size: 13px;
}
.kf-empty-modules i { font-size: 28px; display: block; margin-bottom: 10px; color: #f59e0b; }
.kf-empty-modules a { color: var(--kf-accent); }

/* ── Ölçü Kontrolü ──────────────────────────────────────── */
.kf-dim-row    { margin-bottom: 12px; }
.kf-dim-label  {
    display: flex; justify-content: space-between; align-items: center;
    font-size: 12px; font-weight: 500; margin-bottom: 6px; color: var(--kf-text);
}
.kf-dim-unit   { font-size: 11px; color: var(--kf-text-muted); }

.kf-dim-control {
    display: flex; align-items: center; gap: 6px; margin-bottom: 6px;
}
.kf-dim-btn {
    width: 30px; height: 30px; flex-shrink: 0;
    border: 1.5px solid var(--kf-accent);
    background: transparent; border-radius: 50%;
    cursor: pointer; font-size: 18px; line-height: 1;
    display: flex; align-items: center; justify-content: center;
    color: var(--kf-accent); transition: background .14s, color .14s;
}
.kf-dim-btn:hover { background: var(--kf-accent); color: #fff; }

.kf-dim-input {
    flex: 1; height: 32px;
    border: 1.5px solid var(--kf-border); border-radius: 8px;
    text-align: center; font-size: 15px; font-weight: 700;
    background: #fff; color: var(--kf-text);
    -moz-appearance: textfield;
    outline: none;
}
.kf-dim-input::-webkit-inner-spin-button,
.kf-dim-input::-webkit-outer-spin-button { -webkit-appearance: none; }
.kf-dim-input:focus { border-color: var(--kf-accent); }

.kf-dim-range { margin-top: 2px; }
.kf-dim-slider {
    -webkit-appearance: none; appearance: none;
    width: 100%; height: 4px;
    background: var(--kf-border); border-radius: 2px;
    cursor: pointer; outline: none;
    accent-color: var(--kf-accent);
}
.kf-dim-slider::-webkit-slider-thumb {
    -webkit-appearance: none; appearance: none;
    width: 18px; height: 18px; border-radius: 50%;
    background: var(--kf-accent); border: 2px solid #fff;
    box-shadow: 0 1px 4px rgba(243,91,35,.35); cursor: grab;
}
.kf-dim-slider::-moz-range-thumb {
    width: 16px; height: 16px; border-radius: 50%;
    background: var(--kf-accent); border: 2px solid #fff;
    box-shadow: 0 1px 4px rgba(243,91,35,.35); cursor: grab;
}

/* ── Kapak Modelleri Linki ── */
.kf-door-models-link {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 10px;
    padding: 9px 12px;
    background: #fff8f3;
    border: 1px solid rgba(243,112,35,0.25);
    border-radius: 8px;
    color: #e04e00;
    font-size: 0.82rem;
    font-weight: 600;
    text-decoration: none;
    transition: background 0.15s, border-color 0.15s;
}
.kf-door-models-link:hover {
    background: #fff0e6;
    border-color: rgba(243,112,35,0.5);
    color: #c43d00;
}
.kf-door-models-link span { flex: 1; }
.kf-door-models-link .fa-arrow-right { font-size: 0.75rem; opacity: 0.7; }

/* ── Kapak Modeli — IKEA Drill-down ─────────────────────── */
.kf-door-section { position: relative; overflow: hidden; }

/* Category list */
.kf-dcat-list { display: flex; flex-direction: column; }
.kf-dcat-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 7px 10px;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.15s;
    border: 1px solid transparent;
}
.kf-dcat-item:hover { background: #fff8f3; border-color: rgba(243,112,35,0.2); }
.kf-dcat-item.active { background: #fff3ec; border-color: #f37023; }
.kf-dcat-preview {
    width: 26px;
    height: 34px;
    border-radius: 4px;
    overflow: hidden;
    background: #f0ede8;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #bbb;
    font-size: 0.85rem;
}
.kf-dcat-preview img { width: 100%; height: 100%; object-fit: cover; display: block; }
.kf-dcat-name { flex: 1; font-size: 13px; font-weight: 600; color: #333; }
.kf-dcat-count { font-size: 11px; color: #999; font-weight: 500; }
.kf-dcat-arrow { font-size: 11px; color: #bbb; }
.kf-dcat-sel-icon { font-size: 12px; color: #f37023; }
.kf-dcat-item + .kf-dcat-item { border-top: 1px solid #f0ede8; border-radius: 0; }
.kf-dcat-item:first-child { border-radius: 8px 8px 0 0; }
.kf-dcat-item:last-child  { border-radius: 0 0 8px 8px; }
.kf-dcat-list { border: 1px solid #ede9e4; border-radius: 8px; overflow: hidden; }
.kf-dcat-item { border-radius: 0 !important; border-left: none; border-right: none; border-top: none; border-bottom: 1px solid #f0ede8; }
.kf-dcat-item:last-child { border-bottom: none; }

/* Renk paneli (Düz Renk → inline açılır) */
.kf-dcolor-panel { display: none; }

/* Model panel (drill-down) */
.kf-dmodel-panel { display: none; }
.kf-dmodel-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 10px;
}
.kf-dmodel-back-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 5px 10px;
    background: #f5f0eb;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 12px;
    font-weight: 600;
    color: #555;
    transition: background 0.15s;
}
.kf-dmodel-back-btn:hover { background: #ede8e2; }
.kf-dmodel-cat-title { font-size: 13px; font-weight: 700; color: #333; }
.kf-dmodel-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 5px;
    max-height: 210px;
    overflow-y: auto;
    padding-right: 2px;
}
.kf-dmodel-grid::-webkit-scrollbar { width: 4px; }
.kf-dmodel-grid::-webkit-scrollbar-thumb { background: rgba(0,0,0,0.15); border-radius: 4px; }

/* Model button */
.kf-door-model-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3px;
    padding: 3px 3px 5px;
    background: #fff;
    border: 2px solid #e8e4df;
    border-radius: 7px;
    cursor: pointer;
    transition: border-color 0.15s, background 0.15s;
}
.kf-door-model-btn:hover { border-color: #f37023; background: #fff8f3; }
.kf-door-model-btn.active { border-color: #f37023; background: #fff3ec; box-shadow: 0 0 0 1px #f37023; }
.kf-dmb-thumb {
    width: 100%;
    aspect-ratio: 2 / 3;
    border-radius: 3px;
    overflow: hidden;
    background: #f0ede8;
}
.kf-dmb-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.kf-dmb-thumb-none {
    display: flex;
    align-items: center;
    justify-content: center;
    color: #aaa;
    font-size: 1.2rem;
}
.kf-dmb-lbl {
    font-size: 7.5px;
    font-weight: 600;
    color: #555;
    text-align: center;
    line-height: 1.1;
    word-break: break-word;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* ── Renk Seçimi ────────────────────────────────────────── */
.kf-color-grid { display: flex; flex-wrap: wrap; gap: 5px; }
.kf-color-swatch {
    display: flex; flex-direction: column; align-items: center; gap: 2px;
    border: 2px solid transparent; border-radius: var(--kf-radius);
    padding: 4px 5px; cursor: pointer; background: #f8f6f3;
    transition: border-color .15s;
    min-width: 44px;
}
.kf-color-swatch:hover,
.kf-body-color-swatch:hover  { border-color: var(--kf-border); }
.kf-color-swatch.active,
.kf-body-color-swatch.active { border-color: var(--kf-accent); background: #fff5f0; }
.kf-body-color-swatch {
    display: flex; flex-direction: column; align-items: center; gap: 2px;
    border: 2px solid transparent; border-radius: var(--kf-radius);
    padding: 4px 5px; cursor: pointer; background: #f8f6f3;
    transition: border-color .15s;
    min-width: 44px;
}
.kf-swatch-dot {
    width: 20px; height: 20px; border-radius: 50%;
    background: var(--swatch-color, #fff);
    border: 1.5px solid rgba(0,0,0,.12);
}
.kf-swatch-label { font-size: 9px; color: var(--kf-text-muted); text-align: center; }

/* ── Malzeme Seçimi ─────────────────────────────────────── */
.kf-material-list { display: flex; flex-direction: column; gap: 4px; }
.kf-material-btn, .kf-door-mat-btn {
    padding: 8px 10px;
    border: 1px solid var(--kf-border);
    border-radius: var(--kf-radius); background: #f8f6f3;
    cursor: pointer; text-align: left; font-size: 13px;
    display: flex; align-items: center; justify-content: space-between;
    transition: background .12s, border-color .12s;
}
.kf-material-btn:hover, .kf-door-mat-btn:hover  { background: #f0ede8; }
.kf-material-btn.active, .kf-door-mat-btn.active { border-color: var(--kf-accent); background: #fff5f0; font-weight: 500; }
.kf-mat-badge {
    font-size: 10px; background: var(--kf-accent); color: #fff;
    padding: 2px 6px; border-radius: 10px;
}

/* ── Ayak Yüksekliği Seçici ─────────────────────────────── */
.kf-foot-btns {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    margin-bottom: 4px;
}
.kf-foot-btn {
    flex: 1;
    min-width: 48px;
    padding: 8px 4px;
    border: 1px solid var(--kf-border);
    border-radius: var(--kf-radius);
    background: #faf8f6;
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    text-align: center;
    transition: background .12s, border-color .12s;
}
.kf-foot-btn:hover  { background: #f0ede8; }
.kf-foot-btn.active { border-color: var(--kf-accent); background: #fff5f0; color: var(--kf-accent); font-weight: 600; }

/* ── Ünite Sistemi ──────────────────────────────────────── */
.kf-unit-add-btns {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
    margin-bottom: 12px;
}
.kf-add-unit-btn {
    display: flex; flex-direction: column; align-items: center;
    gap: 6px; padding: 10px 6px 8px;
    border: 2px solid var(--kf-border);
    border-radius: var(--kf-radius);
    background: #fff; cursor: pointer;
    transition: border-color .15s, background .15s, box-shadow .15s, transform .1s;
    text-align: center; position: relative; overflow: hidden;
}
.kf-add-unit-btn::before {
    content: ''; position: absolute; left: 0; right: 0; top: 0; height: 3px;
    background: var(--kf-accent); border-radius: 0;
    opacity: 0; transition: opacity .15s;
}
.kf-add-unit-btn:hover {
    border-color: var(--kf-accent); background: #fff9f7;
    box-shadow: 0 2px 8px rgba(230,100,40,.12);
    transform: translateY(-2px);
}
.kf-add-unit-btn:hover::before { opacity: 1; }
.kf-add-unit-btn:active { transform: translateY(0) scale(.98); }
.kf-add-unit-btn .kf-add-unit-icon {
    width: 36px; height: 36px; border-radius: 9px;
    background: #fff5f0; display: flex; align-items: center; justify-content: center;
    flex-shrink: 0; transition: background .15s;
}
.kf-add-unit-btn:hover .kf-add-unit-icon { background: var(--kf-accent); }
.kf-add-unit-btn i { font-size: 16px; color: var(--kf-accent); transition: color .15s; }
.kf-add-unit-btn:hover i { color: #fff; }
.kf-add-unit-btn .kf-add-unit-text { flex: 1; min-width: 0; }
.kf-add-unit-btn span { display: block; font-size: 11px; font-weight: 700; color: var(--kf-text); }
.kf-add-unit-btn small { display: none; } /* Kompakt modda alt metin gizli */
.kf-add-unit-btn .kf-add-unit-plus {
    font-size: 16px; font-weight: 300; color: var(--kf-text-muted);
    transition: color .15s, transform .15s;
}
.kf-add-unit-btn:hover .kf-add-unit-plus { color: var(--kf-accent); transform: rotate(90deg); }
/* Kapaksız buton — yeşil tema */
.kf-add-unit-btn[data-type="kapaksiz"] .kf-add-unit-icon { background: #f0fdf4; }
.kf-add-unit-btn[data-type="kapaksiz"] i { color: #0e9f6e; }
.kf-add-unit-btn[data-type="kapaksiz"]:hover { border-color: #0e9f6e; background: #f0fdf4; }
.kf-add-unit-btn[data-type="kapaksiz"]:hover .kf-add-unit-icon { background: #0e9f6e; }
.kf-add-unit-btn[data-type="kapaksiz"]:hover i { color: #fff; }
.kf-add-unit-btn[data-type="kapaksiz"]:hover .kf-add-unit-plus { color: #0e9f6e; }
.kf-add-unit-btn[data-type="kapaksiz"]::before { background: #0e9f6e; }
/* Köşe butonu */
.kf-add-corner-btn { border-style: dashed; }
.kf-add-corner-btn .kf-add-unit-icon { background: #f3f0f8; }
.kf-add-corner-btn i { color: #7c6fa0; }
.kf-add-corner-btn::before { background: #7c6fa0; }

/* Ünite listesi */
.kf-unit-list { display: flex; flex-direction: column; gap: 6px; }
.kf-unit-item {
    border: 1.5px solid var(--kf-border);
    border-radius: var(--kf-radius);
    background: #f8f6f3; cursor: pointer;
    overflow: hidden;
    transition: border-color .14s;
}
.kf-unit-item:hover   { border-color: #c8b99a; }
.kf-unit-item.selected { border-color: var(--kf-accent); background: #fff8f4; }
.kf-unit-corner { border-style: dashed; border-color: #9b8fc0; }
.kf-unit-corner .kf-unit-type-label { color: #7c6fa0; }

/* Ünite kart başlığı */
.kf-unit-item-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 8px 10px 6px;
}
.kf-unit-type-label {
    font-size: 12px; font-weight: 700; color: var(--kf-text);
    flex: 1; min-width: 0;
}
.kf-unit-actions { display: flex; gap: 3px; }
.kf-unit-actions button {
    width: 24px; height: 24px; border: none; border-radius: 5px;
    background: transparent; cursor: pointer; font-size: 13px;
    color: var(--kf-text-muted); display: flex; align-items: center; justify-content: center;
    transition: background .12s, color .12s;
}
.kf-unit-actions button:hover:not(:disabled) { background: #e8e2da; color: var(--kf-text); }
.kf-unit-actions button:disabled { opacity: .35; cursor: default; }
.kf-unit-remove:hover:not(:disabled) { background: #fee2e2 !important; color: #ef4444 !important; }

/* Çift kapak sütun seçici */
.kf-unit-cols {
    display: flex; gap: 0;
    border-top: 1px solid var(--kf-border);
}
.kf-unit-col-btn {
    flex: 1; padding: 5px 0; font-size: 11px; font-weight: 600;
    border: none; background: transparent; cursor: pointer;
    color: var(--kf-text-muted); border-right: 1px solid var(--kf-border);
    transition: background .12s, color .12s;
}
.kf-unit-col-btn:last-child { border-right: none; }
.kf-unit-col-btn:hover  { background: #f0ede8; color: var(--kf-text); }
.kf-unit-col-btn.active { background: var(--kf-accent); color: #fff; }
.kf-unit-col-mcount {
    display: inline-block; background: rgba(0,0,0,.12);
    border-radius: 6px; padding: 0 4px; font-size: 9px; margin-left: 3px;
}

/* Menteşe yönü seçici (tek kapak ünitesi) */
.kf-hinge-row {
    display: flex; align-items: center; justify-content: space-between;
    padding: 6px 10px; border-top: 1px solid var(--kf-border);
    background: #faf9f7;
}
.kf-hinge-lbl { font-size: 11px; color: var(--kf-text-muted); font-weight: 500; }
.kf-hinge-btns { display: flex; gap: 4px; }
.kf-hinge-btn {
    padding: 3px 9px; font-size: 11px; font-weight: 600;
    border: 1.5px solid var(--kf-border); border-radius: 6px;
    background: #fff; color: var(--kf-text-muted); cursor: pointer;
    transition: all .12s;
}
.kf-hinge-btn:hover  { border-color: var(--kf-accent); color: var(--kf-accent); }
.kf-hinge-btn.active { border-color: var(--kf-accent); background: var(--kf-accent); color: #fff; }

/* Kapak sayısı seçici (tek kapak) */
.kf-door-count-btns { display: flex; gap: 3px; }
.kf-door-count-btn {
    width: 28px; height: 24px; font-size: 12px; font-weight: 700;
    border: 1.5px solid var(--kf-border); border-radius: 6px;
    background: #fff; color: var(--kf-text-muted); cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    transition: all .12s;
}
.kf-door-count-btn:hover  { border-color: var(--kf-accent); color: var(--kf-accent); }
.kf-door-count-btn.active { border-color: var(--kf-accent); background: var(--kf-accent); color: #fff; }

/* Ünite boyut satırları */
.kf-unit-dim-rows {
    display: flex; flex-direction: column;
    gap: 0;
    border-top: 1px solid var(--kf-border);
    padding: 4px 10px 8px;
}
.kf-unit-dim-row {
    display: flex; align-items: center; justify-content: space-between;
    padding: 4px 0;
}
.kf-unit-dim-label {
    font-size: 11px; color: var(--kf-text-muted); font-weight: 500;
    width: 62px; flex-shrink: 0;
}
.kf-unit-dim-ctrl {
    display: flex; align-items: center; gap: 4px;
}
.kf-unit-dim-btn,
.kf-upper-dim-btn {
    width: 24px; height: 24px; flex-shrink: 0;
    border: 1.5px solid var(--kf-accent);
    border-radius: 50%; background: transparent;
    color: var(--kf-accent); cursor: pointer;
    font-size: 16px; line-height: 1;
    display: flex; align-items: center; justify-content: center;
    transition: background .13s, color .13s;
}
.kf-unit-dim-btn:hover,
.kf-upper-dim-btn:hover { background: var(--kf-accent); color: #fff; }
.kf-unit-dim-inp,
.kf-upper-h-input,
.kf-upper-d-input {
    width: 46px; text-align: center; padding: 3px 4px;
    border: 1px solid var(--kf-border); border-radius: 5px;
    font-size: 13px; font-weight: 700;
    background: #fff; color: var(--kf-text);
    transition: border-color .14s;
    -moz-appearance: textfield;
}
.kf-unit-dim-inp::-webkit-inner-spin-button,
.kf-unit-dim-inp::-webkit-outer-spin-button,
.kf-upper-h-input::-webkit-inner-spin-button,
.kf-upper-h-input::-webkit-outer-spin-button,
.kf-upper-d-input::-webkit-inner-spin-button,
.kf-upper-d-input::-webkit-outer-spin-button { -webkit-appearance: none; }
.kf-unit-dim-inp:focus,
.kf-upper-h-input:focus,
.kf-upper-d-input:focus { outline: none; border-color: var(--kf-accent); }
.kf-unit-dim-unit { font-size: 11px; color: var(--kf-text-muted); width: 18px; }


.kf-unit-hint {
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    gap: 8px; padding: 20px 16px; margin-top: 8px;
    border: 1.5px dashed var(--kf-border); border-radius: 10px;
    background: #fafafa; text-align: center;
}
.kf-unit-hint-icon {
    width: 48px; height: 48px; border-radius: 50%;
    background: #fff5f0; display: flex; align-items: center; justify-content: center;
    margin-bottom: 2px;
}
.kf-unit-hint-icon i { font-size: 22px; color: var(--kf-accent); opacity: .7; animation: kf-hint-bounce 1.4s ease-in-out infinite; }
@keyframes kf-hint-bounce {
    0%, 100% { transform: translateY(0); }
    50%       { transform: translateY(-4px); }
}
.kf-unit-hint strong { font-size: 13px; color: var(--kf-text); font-weight: 700; }
.kf-unit-hint p { font-size: 11px; color: var(--kf-text-muted); margin: 0; line-height: 1.5; }
.kf-total-width-row {
    margin-top: 8px; font-size: 12px; color: var(--kf-text-muted); text-align: right;
}

/* Sütun Genişlik Girişleri (backward compat, gizli ama silmiyoruz) */
#kfColWidthsContainer { display: none !important; }

/* ── Fiyat Dökümü ───────────────────────────────────────── */
.kf-price-breakdown { background: #fafaf8; }
.kf-price-row {
    display: flex; justify-content: space-between;
    font-size: 13px; padding: 4px 0;
    color: var(--kf-text-muted);
}
.kf-price-total {
    border-top: 1px solid var(--kf-border); margin-top: 6px; padding-top: 8px;
    font-weight: 700; font-size: 15px; color: var(--kf-text);
}
.kf-price-unit-block {
    border: 1px solid var(--kf-border);
    border-radius: 8px;
    padding: 8px 10px;
    margin-bottom: 8px;
    background: #fff;
}
.kf-price-unit-label {
    font-size: 12px; font-weight: 700; color: var(--kf-text);
    margin-bottom: 5px;
}
.kf-price-row-sub {
    font-size: 12px; padding: 2px 0; color: var(--kf-text-muted);
}
.kf-price-sub-lbl { padding-left: 4px; }
.kf-price-row-unit-total {
    display: flex; justify-content: space-between;
    font-size: 12px; font-weight: 700; color: var(--kf-text);
    border-top: 1px solid #eee; margin-top: 5px; padding-top: 5px;
}
.kf-price-row-upper {
    padding-left: 12px; font-style: italic;
}

/* ── Üst Ünite (Yüklük) ────────────────────────────────── */
.kf-upper-add {
    display: block; width: 100%; margin: 8px 0 2px;
    padding: 6px 0; font-size: 12px; font-weight: 600;
    color: var(--kf-accent); background: #fff4ee;
    border: 1.5px dashed var(--kf-accent); border-radius: 7px;
    cursor: pointer; transition: background .12s;
}
.kf-upper-add:hover { background: #ffe8d8; }

.kf-upper-unit {
    margin-top: 8px; border-top: 2px dashed var(--kf-accent);
    padding-top: 6px;
}
.kf-upper-unit-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 0 10px 4px;
}
.kf-upper-unit-title {
    font-size: 11px; font-weight: 700; color: var(--kf-accent);
    text-transform: uppercase; letter-spacing: .4px;
}
.kf-upper-remove {
    background: none; border: none; color: #aaa; font-size: 13px;
    cursor: pointer; padding: 0 2px; line-height: 1;
}
.kf-upper-remove:hover { color: #e55; }

.kf-upper-edit-btn {
    display: block; width: calc(100% - 20px); margin: 6px 10px 4px;
    padding: 5px 0; font-size: 12px; font-weight: 600;
    color: var(--kf-accent); background: transparent;
    border: 1.5px solid var(--kf-border); border-radius: 6px;
    cursor: pointer; transition: all .12s;
}
.kf-upper-edit-btn:hover  { border-color: var(--kf-accent); background: #fff4ee; }
.kf-upper-edit-btn.active { border-color: var(--kf-accent); background: var(--kf-accent); color: #fff; }

/* ── Scrollbar ──────────────────────────────────────────── */
.kf-panel::-webkit-scrollbar,
.kf-module-palette::-webkit-scrollbar { width: 4px; }
.kf-panel::-webkit-scrollbar-track,
.kf-module-palette::-webkit-scrollbar-track { background: transparent; }
.kf-panel::-webkit-scrollbar-thumb,
.kf-module-palette::-webkit-scrollbar-thumb { background: #d4cfc9; border-radius: 2px; }

/* ── Toast Bildirimi ────────────────────────────────────── */
.kf-toast {
    position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%) translateY(80px);
    background: #1a1a1a; color: #fff;
    padding: 10px 20px; border-radius: 20px;
    font-size: 13px; z-index: 999;
    transition: transform .3s ease;
    pointer-events: none;
}
.kf-toast.show { transform: translateX(-50%) translateY(0); }
.kf-toast.error { background: #ef4444; }
.kf-toast.success { background: #10b981; }

/* ══════════════════════════════════════
   3D Modül & Ölçü Etiketleri (CSS2DRenderer — Tylko tarzı)
   ══════════════════════════════════════ */

/* Modül yükseklik badge (koyu oval, beyaz sayı) */
.kf3d-mod-badge {
    background: rgba(30, 28, 26, 0.82);
    color: #fff;
    font-family: 'Inter', 'Segoe UI', system-ui, sans-serif;
    font-size: 13px;
    font-weight: 700;
    line-height: 1;
    padding: 4px 9px;
    border-radius: 20px;
    white-space: nowrap;
    pointer-events: none;
    box-shadow: 0 1px 5px rgba(0,0,0,.28);
    transform: translate(-50%, -50%);
}

/* Yerden mesafe — küçük gri badge */
.kf3d-floor-badge {
    background: rgba(170, 162, 154, 0.80);
    color: #fff;
    font-family: 'Inter', 'Segoe UI', system-ui, sans-serif;
    font-size: 9px;
    font-weight: 600;
    padding: 2px 5px;
    border-radius: 10px;
    white-space: nowrap;
    pointer-events: none;
    transform: translate(0, -50%);
}

/* Sütun genişlik badge (altta, turuncu) */
.kf3d-col-w-badge {
    background: rgba(243, 91, 35, 0.85);
    color: #fff;
    font-family: 'Inter', 'Segoe UI', system-ui, sans-serif;
    font-size: 11px;
    font-weight: 700;
    padding: 3px 8px;
    border-radius: 14px;
    white-space: nowrap;
    pointer-events: none;
    box-shadow: 0 1px 4px rgba(0,0,0,.2);
    transform: translate(-50%, -50%);
}

/* İnsan figürü cetvel etiketleri */
.kf3d-human-label {
    color: #222;
    font-family: 'JetBrains Mono', 'Consolas', 'Courier New', monospace;
    font-size: 11px;
    font-weight: 500;
    white-space: nowrap;
    pointer-events: none;
    transform: translate(-100%, -50%);  /* sağa yasla: çizginin soluna */
    padding-right: 4px;
}
.kf3d-human-label--top {
    background: #111;
    color: #fff;
    font-size: 12px;
    font-weight: 700;
    padding: 2px 7px;
    border-radius: 2px;
    transform: translate(-110%, -50%);
}

/* Genel ölçü etiketleri — teknik çizim stili */
.kf3d-dim-label {
    color: #fff;
    font-family: 'JetBrains Mono', 'Consolas', 'Courier New', monospace;
    font-size: 12px;
    font-weight: 700;
    padding: 2px 7px;
    border-radius: 2px;
    white-space: nowrap;
    pointer-events: none;
    letter-spacing: 0.02em;
    transform: translate(-50%, -50%);
}
.kf3d-dim-w { background: #1565c0; }                                  /* mavi — toplam genişlik */
.kf3d-dim-h { background: #c62828; }                                  /* kırmızı — yükseklik */
.kf3d-dim-d { background: #37474f; }                                  /* koyu gri — derinlik */
.kf3d-dim-u { background: #2e7d32; font-size: 11px; padding: 1px 5px; } /* yeşil — ünite genişliği */

/* ── Etiket Gizleme: kf3d-labels-hidden class'ı container'a eklenince
      tüm HTML ölçü etiketleri CSS2DRenderer'dan bağımsız olarak gizlenir ── */
.kf3d-labels-hidden .kf3d-mod-badge,
.kf3d-labels-hidden .kf3d-dikme-badge,
.kf3d-labels-hidden .kf3d-floor-badge,
.kf3d-labels-hidden .kf3d-col-w-badge,
.kf3d-labels-hidden .kf3d-dim-label,
.kf3d-labels-hidden .kf3d-human-label,
.kf3d-labels-hidden .kf3d-human-label--top {
    display: none !important;
}

/* ── Sütun Genişlik Girişleri ───────────────────────────── */
#kfColWidthsContainer {
    margin-top: 10px;
    padding: 10px;
    background: #f8f5f1;
    border: 1px solid var(--kf-border);
    border-radius: var(--kf-radius);
}

.kf-col-width-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 12px;
    font-weight: 600;
    color: var(--kf-text-muted);
    text-transform: uppercase;
    letter-spacing: .04em;
    margin-bottom: 8px;
}

.kf-col-equal-btn {
    background: transparent;
    border: 1px solid var(--kf-border);
    border-radius: 4px;
    padding: 2px 8px;
    font-size: 11px;
    color: var(--kf-text-muted);
    cursor: pointer;
    transition: border-color .15s, color .15s;
}
.kf-col-equal-btn:hover { border-color: var(--kf-accent); color: var(--kf-accent); }

.kf-col-width-inputs {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.kf-col-width-item {
    display: flex;
    align-items: center;
    gap: 6px;
}

.kf-col-w-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--kf-text);
    width: 22px;
    flex-shrink: 0;
}

.kf-col-w-input {
    flex: 1;
    border: 1px solid var(--kf-border);
    border-radius: 5px;
    padding: 4px 6px;
    font-size: 13px;
    color: var(--kf-text);
    background: #fff;
    text-align: right;
    transition: border-color .15s;
}
.kf-col-w-input:focus { outline: none; border-color: var(--kf-accent); }

/* ── Step Wizard (Sağ Panel) ─────────────────────────── */
--kf-bottom-bar-h: 56px;

.kf-steps {
    display: flex;
    border-bottom: 2px solid var(--kf-border);
    background: #faf8f5;
    flex-shrink: 0;
}
.kf-step {
    flex: 1;
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    padding: 11px 8px;
    gap: 7px;
    cursor: pointer;
    border: none;
    background: none;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: border-color .15s, background .15s;
    position: relative;
}
.kf-step:hover { background: #f0ede8; }
.kf-step.active { border-bottom-color: var(--kf-accent); background: #fff; }
.kf-step.done   { border-bottom-color: #10b981; }

.kf-step-num {
    width: 22px; height: 22px;
    border-radius: 50%;
    background: var(--kf-border);
    color: var(--kf-text-muted);
    font-size: 11px; font-weight: 700;
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
    transition: background .15s, color .15s;
}
.kf-step.active .kf-step-num { background: var(--kf-accent); color: #fff; }
.kf-step.done   .kf-step-num { background: #10b981; color: #fff; }

.kf-step-lbl {
    font-size: 12px; font-weight: 600;
    color: var(--kf-text-muted);
    transition: color .15s;
    white-space: nowrap;
}
.kf-step.active .kf-step-lbl { color: var(--kf-accent); }
.kf-step.done   .kf-step-lbl { color: #10b981; }

/* Step panel içeriği */
.kf-step-panel {
    flex: 1;
    overflow-y: auto;
    padding: 14px 14px 12px;
}

/* Step içi nav (prev/next) */
.kf-step-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 14px;
    padding-top: 12px;
    border-top: 1px solid var(--kf-border);
}
.kf-step-hint {
    font-size: 11.5px; color: var(--kf-text-muted);
    line-height: 1.4; margin-bottom: 12px;
}
.kf-step-next-btn,
.kf-step-prev-btn {
    display: flex; align-items: center; gap: 6px;
    padding: 7px 14px;
    border: none;
    border-radius: var(--kf-radius);
    font-size: 13px; font-weight: 600;
    cursor: pointer;
    transition: background .14s, color .14s, transform .1s;
}
.kf-step-next-btn {
    background: var(--kf-accent); color: #fff;
}
.kf-step-next-btn:hover  { background: var(--kf-accent-dark); }
.kf-step-next-btn:active { transform: scale(.97); }

.kf-step-prev-btn {
    background: #f0ede8; color: var(--kf-text-muted);
}
.kf-step-prev-btn:hover { background: #e8e4de; color: var(--kf-text); }

/* ── Alt Çubuk (Bottom Bar) ─────────────────────────── */
.kf-bottom-bar {
    position: fixed;
    bottom: 0; left: 0; right: 0;
    height: var(--kf-bottom-bar-h, 56px);
    background: #fff;
    border-top: 1px solid var(--kf-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 16px;
    z-index: 101;
    box-shadow: 0 -2px 12px rgba(0,0,0,.07);
    gap: 12px;
}
.kf-bottom-price {
    display: flex; flex-direction: column; min-width: 100px;
}
.kf-bottom-price-lbl { font-size: 10px; color: var(--kf-text-muted); }
.kf-bottom-price-val { font-size: 18px; font-weight: 700; color: var(--kf-accent); line-height: 1.1; }

.kf-bottom-steps {
    display: flex; align-items: center; gap: 10px; flex: 1; justify-content: center;
}
.kf-bottom-btn {
    width: 34px; height: 34px;
    border: 1.5px solid var(--kf-border);
    border-radius: 50%; background: #fff;
    cursor: pointer; font-size: 13px;
    display: flex; align-items: center; justify-content: center;
    color: var(--kf-text-muted);
    transition: border-color .14s, color .14s, background .14s;
}
.kf-bottom-btn:hover:not(:disabled) {
    border-color: var(--kf-accent); color: var(--kf-accent); background: #fff8f4;
}
.kf-bottom-btn:disabled { opacity: .35; cursor: default; }
.kf-bottom-step-info { font-size: 12px; font-weight: 600; color: var(--kf-text-muted); white-space: nowrap; }

/* Layout adjustment: bottom bar yüksekliği kadar boşluk (mobile only) */
@media (max-width: 768px) {
    .kf-layout {
        bottom: calc(var(--kf-bottom-bar-h) + var(--kf-mob-tabs-h));
    }
}

/* Toast bottom kayması */
.kf-toast {
    bottom: calc(var(--kf-bottom-bar-h, 56px) + 12px);
}

.kf-col-w-unit {
    font-size: 12px;
    color: var(--kf-text-muted);
    flex-shrink: 0;
}

.kf-col-width-total {
    margin-top: 7px;
    font-size: 11px;
    color: var(--kf-text-muted);
    text-align: right;
}
.kf-col-width-total.warn { color: #e57c00; }

.kf-col-w-warn {
    font-size: 11px;
    margin-left: 4px;
}

/* ── Mobil Sekme Çubuğu (yalnızca mobilde görünür) ─────── */
.kf-mob-tabbar    { display: none; }
.kf-mob-backdrop  { display: none; }
.kf-mob-sheet-handle { display: none; }

/* ══════════════════════════════════════════════════════════
   MOBİL (≤ 768px) — Bottom Sheet Layout
   Düzen: [Topbar] [Canvas - tüm alan] [Tab Çubuğu - fixed]
          [Bottom Bar - fixed]  +  [Bottom Sheet - overlay]
   ══════════════════════════════════════════════════════════ */
@media (max-width: 768px) {

    /* ── Değişkenler ── */
    :root {
        --kf-topbar-h:     50px;
        --kf-mob-tabs-h:   52px;
        --kf-bottom-bar-h: 60px;
        --kf-sheet-h:      78vh;
    }

    /* ── Topbar kompakt ── */
    .kf-topbar { padding: 0 10px; gap: 8px; }
    .kf-back-btn span    { display: none; }
    .kf-product-cat      { display: none; }
    .kf-price-label      { display: none; }
    .kf-price-value      { font-size: 16px; }
    .kf-help-topbar-btn  { padding: 0 10px; min-width: 36px; }
    .kf-help-btn-txt     { display: none; }
    .kf-cart-btn         { padding: 9px 14px; border-radius: 10px; }
    .kf-cart-btn span    { display: none; }

    /* ── Ana layout: grid → flex, canvas tüm alanı kaplar ── */
    .kf-layout {
        display: flex;               /* grid'i override et */
        flex-direction: column;
        top: calc(var(--kf-topbar-h) + 112px); /* topbar + 2 satır toolbar */
        bottom: calc(var(--kf-bottom-bar-h) + var(--kf-mob-tabs-h));
        overflow: hidden;
    }

    /* ── 3D Canvas: tam genişlik + kalan yükseklik ── */
    .kf-canvas-area {
        flex: 1;
        min-height: 0;
        width: 100%;
        grid-column: unset;
        grid-row: unset;
    }

    /* ── Mobil sekme çubuğu: fixed, alt çubuğun hemen üstünde ── */
    .kf-mob-tabbar {
        display: flex;
        position: fixed;
        bottom: var(--kf-bottom-bar-h);
        left: 0; right: 0;
        height: var(--kf-mob-tabs-h);
        background: #fff;
        border-top: 1px solid var(--kf-border);
        z-index: 151;
        box-shadow: 0 -2px 10px rgba(0,0,0,.06);
    }
    .kf-mob-tab {
        flex: 1;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 3px;
        border: none;
        background: none;
        font-size: 11px;
        font-weight: 600;
        color: var(--kf-text-muted);
        cursor: pointer;
        transition: color .15s, background .15s;
        -webkit-tap-highlight-color: transparent;
        padding: 6px 4px;
    }
    .kf-mob-tab i { font-size: 16px; }
    .kf-mob-tab.active {
        color: var(--kf-accent);
        background: #fff8f5;
    }

    /* ── Sol & Sağ Panel: bottom sheet overlay ── */
    .kf-panel-left,
    .kf-panel-right {
        position: fixed;
        bottom: 0;
        left: 0; right: 0;
        width: 100%;
        height: var(--kf-sheet-h);
        max-height: var(--kf-sheet-h);
        border-radius: 20px 20px 0 0;
        border-right: none;
        border-left: none;
        border-top: none;
        box-shadow: 0 -6px 40px rgba(0,0,0,.22);
        transform: translateY(110%);
        transition: transform 0.32s cubic-bezier(0.32, 0.72, 0, 1);
        z-index: 200;
        overflow: hidden;
        display: flex !important;
        flex-direction: column;
    }

    /* Açık sheet ── */
    .kf-panel-left.mob-active,
    .kf-panel-right.mob-active {
        transform: translateY(0);
    }

    /* mob-hidden artık kullanılmıyor ama eski mantıkla çakışmasın ── */
    .kf-panel-right.mob-hidden { transform: translateY(110%) !important; }

    /* ── Sheet sürükleme tutacağı ── */
    /* ── Sheet handle (mobilde görünür) ── */
    .kf-mob-sheet-handle {
        display: flex;
        justify-content: center;
        align-items: center;
        flex-shrink: 0;
        padding: 10px 0 6px;
        background: #fff;
        border-radius: 20px 20px 0 0;
        cursor: grab;
    }
    .kf-mob-sheet-handle::before {
        content: '';
        width: 40px; height: 4px;
        background: #d0cbc5;
        border-radius: 2px;
    }

    /* ── Panel içeriği scroll ── */
    .kf-panel-left .kf-col-zone       { flex-shrink: 0; overflow-y: visible; }
    .kf-panel-left .kf-palette-header { flex-shrink: 0; }
    .kf-panel-right .kf-steps        { flex-shrink: 0; }
    .kf-panel-right .kf-step-panel   { flex: 1; overflow-y: auto; min-height: 0; }

    /* ── Backdrop (overlay karartma) ── */
    .kf-mob-backdrop {
        display: none;
        position: fixed;
        inset: 0;
        background: rgba(0,0,0,0.48);
        z-index: 199;
    }
    .kf-mob-backdrop.active { display: block; }

    /* ── 2D Sütun Diyagramı: mobilde gizle (yer kaplar) ── */
    .kf-col-diagram-wrap { display: none !important; }

    /* ── Araç çubuğu: mobilde 2 satır grid, kaydırma yok ── */
    .kf-view-btns {
        position: fixed;
        top: var(--kf-topbar-h);
        left: 0; right: 0;
        display: grid;
        grid-template-rows: repeat(2, 50px);
        grid-auto-flow: column;   /* sütun sütun doldur */
        grid-auto-columns: 1fr;   /* eşit genişlik */
        gap: 3px;
        padding: 4px 6px;
        height: auto;
        overflow: hidden;
        z-index: 120;
        pointer-events: all;
    }
    .kf-vbg {
        display: contents; /* şeffaf wrapper — butonlar doğrudan grid'e katılır */
    }
    .kf-view-btn {
        min-width: 0;
        width: 100%;
        height: 50px;
        padding: 4px 2px 3px;
        font-size: 14px;
        border-radius: 8px;
        flex-direction: column;
        gap: 2px;
    }
    .kf-vbtn-lbl {
        display: block;
        font-size: 8px;
        font-weight: 600;
        line-height: 1;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
        max-width: 44px;
    }

    /* ── Ana layout: 2 satır × 50px buton + 4px padding × 2 + 2px gap ── */
    .kf-layout { top: calc(var(--kf-topbar-h) + 112px); }

    /* ── Kapak butonları: sol-alt, küçük ── */
    .kf-door-btns {
        bottom: 8px;
        left: 8px;
        right: auto;
        gap: 4px;
    }
    .kf-door-btn { height: 28px; padding: 0 8px; font-size: 11px; }

    /* ── Kamera ipuçları: gizle ── */
    .kf-cam-hints { display: none; }

    /* ── Ünite boyut popup: tam genişlik, sheet'in üstünde ── */
    .kf-dim-popup {
        position: fixed !important;
        width: calc(100% - 24px) !important;
        left: 12px !important; right: 12px !important;
        top: auto !important;
        bottom: calc(var(--kf-bottom-bar-h) + var(--kf-mob-tabs-h) + 8px) !important;
        border-radius: 16px;
        z-index: 300;
    }

    /* ── Alt çubuk ── */
    .kf-bottom-bar   { padding: 0 12px; gap: 10px; }
    .kf-bottom-price-val { font-size: 15px; }
    .kf-bottom-price-lbl { font-size: 10px; }
    .kf-cart-btn#kfAddToCartBtn { padding: 10px 18px; }
    .kf-cart-btn#kfAddToCartBtn span { display: inline; }

    /* ── Modül kartları: 3 sütun ── */
    .kf-module-cards { grid-template-columns: repeat(3, 1fr); gap: 5px; }
    .kf-mod-card     { min-height: 68px; padding: 8px 4px; }
    .kf-mc-icon { width: 28px; height: 28px; font-size: 13px; }
    .kf-mc-name { font-size: 10px; }
    .kf-mc-h    { font-size: 9px; }

    /* ── Ünite ekleme butonları ── */
    .kf-add-unit-btn { padding: 12px 14px; }
    .kf-add-unit-btn .kf-add-unit-icon { width: 36px; height: 36px; }
    .kf-add-unit-btn i { font-size: 16px; }

    /* ── Renk swatchler ── */
    .kf-color-grid { gap: 5px; }
    .kf-color-swatch, .kf-body-color-swatch { min-width: 46px; padding: 5px 5px; }

    /* ── Ölçü kontrolü: dokunma dostu ── */
    .kf-dim-btn   { width: 34px; height: 34px; font-size: 20px; }
    .kf-dim-input { height: 36px; font-size: 16px; }

    /* ── Toast ── */
    .kf-toast { bottom: calc(var(--kf-bottom-bar-h) + var(--kf-mob-tabs-h) + 10px); }

    /* ── Yardım modalı ── */
    .kf-help-box { width: calc(100vw - 24px); border-radius: 16px; }

    /* ── Ünite listesi: daha büyük dokunma alanı ── */
    .kf-unit-item { padding: 10px 12px; }
    .kf-dim-row   { gap: 6px; }
}

/* ══════════════════════════════════════════════════════════
   MOBİL LANDSCAPE: Canvas + Panel yan yana
   ══════════════════════════════════════════════════════════ */
@media (max-width: 900px) and (orientation: landscape) and (max-height: 500px) {
    :root {
        --kf-bottom-bar-h: 52px;
        --kf-mob-tabs-h:   0px;
    }

    .kf-layout {
        flex-direction: row;
        top: var(--kf-topbar-h);
        bottom: var(--kf-bottom-bar-h);
    }

    .kf-canvas-area { flex: 1; height: 100%; }

    /* Sekme çubuğu landscape'de gizli */
    .kf-mob-tabbar { display: none !important; }

    /* Paneller landscape'de normal sidebar gibi davranır */
    .kf-panel-right {
        position: relative !important;
        transform: none !important;
        width: 240px;
        height: 100%;
        max-height: 100%;
        flex: none;
        border-left: 1px solid var(--kf-border);
        border-top: none;
        border-radius: 0;
        box-shadow: none;
        display: flex !important;
        overflow-y: auto;
    }
    .kf-panel-right.mob-hidden { transform: none !important; }
    .kf-panel-left { transform: translateY(110%) !important; }
    .kf-mob-backdrop { display: none !important; }
    .kf-mob-sheet-handle { display: none !important; }

    .kf-view-btns { max-width: 120px; gap: 4px; }
    .kf-view-btn  { width: 28px; height: 28px; font-size: 10px; }
    .kf-bottom-price-lbl { display: none; }
    .kf-bottom-step-info { font-size: 11px; }
}

/* ══════════════════════════════════════════════════════════
   TABLET (769px – 1024px): Yatay layout ama dar paneller
   ══════════════════════════════════════════════════════════ */
@media (min-width: 769px) and (max-width: 1024px) {
    :root {
        --kf-left-w:  220px;
        --kf-right-w: 240px;
    }

    .kf-topbar { padding: 0 12px; }
    .kf-help-btn-txt { display: none; }
    .kf-help-topbar-btn { padding: 0 10px; min-width: 36px; }
    .kf-cart-btn span { display: none; }
    .kf-cart-btn { padding: 9px 14px; }

    .kf-view-btns { max-width: 170px; gap: 5px; }
    .kf-view-btn  { width: 33px; height: 33px; font-size: 12px; }

    .kf-module-cards { grid-template-columns: 1fr 1fr; }
    .kf-mod-card     { min-height: 70px; }

    .kf-dim-btn   { width: 28px; height: 28px; font-size: 17px; }
    .kf-dim-input { height: 30px; font-size: 14px; }
}

/* ══════════════════════════════════════════════════════════
   ODA BOYUT AYARLARI PANELİ
   ══════════════════════════════════════════════════════════ */
.kf-room-settings {
    position: absolute;
    top: 54px;
    right: 12px;
    z-index: 15;
    background: rgba(255,255,255,0.97);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--kf-border);
    border-radius: 10px;
    box-shadow: var(--kf-shadow);
    padding: 10px 12px 12px;
    min-width: 210px;
}
.kf-room-settings-title {
    font-size: 12px;
    font-weight: 700;
    color: var(--kf-text);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 6px;
}
.kf-room-settings-hint {
    margin-left: auto;
    font-size: 10px;
    font-weight: 400;
    color: var(--kf-text-muted);
}
.kf-room-settings-fields {
    display: flex;
    flex-direction: column;
    gap: 7px;
}
.kf-rs-field {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 12px;
    cursor: default;
}
.kf-rs-field > span {
    min-width: 70px;
    font-weight: 500;
    color: var(--kf-text);
}
.kf-rs-input-wrap {
    display: flex;
    align-items: center;
    gap: 4px;
}
.kf-rs-input-wrap input[type="number"] {
    width: 68px;
    height: 28px;
    border: 1px solid var(--kf-border);
    border-radius: 6px;
    padding: 0 6px;
    font-size: 12px;
    font-family: inherit;
    color: var(--kf-text);
    background: #fafaf8;
    text-align: right;
    transition: border-color .15s;
    -moz-appearance: textfield;
}
.kf-rs-input-wrap input[type="number"]::-webkit-inner-spin-button,
.kf-rs-input-wrap input[type="number"]::-webkit-outer-spin-button { -webkit-appearance: none; }
.kf-rs-input-wrap input[type="number"]:focus {
    outline: none;
    border-color: var(--kf-accent);
    background: #fff;
}
.kf-rs-input-wrap > span { font-size: 11px; color: var(--kf-text-muted); }

@media (max-width: 768px) {
    .kf-room-settings { top: 48px; right: 8px; left: 8px; min-width: unset; }
    .kf-room-settings-fields { flex-direction: row; flex-wrap: wrap; gap: 6px; }
    .kf-rs-field { flex: 1 1 calc(33% - 6px); flex-direction: column; align-items: flex-start; }
}

/* ═══════════════════════════════════════════════
   IKEA-STYLE NAV PANEL
═══════════════════════════════════════════════ */

/* Nav header: price + cart */
.kf-nav-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    border-bottom: 1px solid #ede9e4;
    background: #fff;
    flex-shrink: 0;
}
.kf-nav-price-lbl { font-size: 10px; color: #888; display: block; }
.kf-nav-price-val { font-size: 18px; font-weight: 800; color: #1a1a1a; }
.kf-nav-cart-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    background: linear-gradient(135deg, #f35b23, #f68d1f);
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 700;
    cursor: pointer;
}
.kf-nav-cart-btn:hover { opacity: 0.9; }

/* Nav list */
.kf-nav-list {
    flex: 1;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    padding: 6px 0;
    gap: 0;
}
.kf-nav-list::-webkit-scrollbar { width: 4px; }
.kf-nav-list::-webkit-scrollbar-thumb { background: rgba(0,0,0,0.1); border-radius: 4px; }

/* Grup kapsayıcı */
.kf-nav-group {
    padding: 6px 10px 8px;
    border-bottom: 1px solid #f0ebe4;
    flex: 1;
    display: flex;
    flex-direction: column;
}
.kf-nav-group-lbl {
    display: block;
    font-size: 9px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.09em;
    color: #b0a89e;
    margin-bottom: 5px;
    padding-left: 2px;
    flex-shrink: 0;
}
.kf-nav-group-grid {
    display: flex;
    flex-direction: column;
    gap: 5px;
    flex: 1;
}
.kf-nav-group-ozet { border-bottom: none; }

/* Nav kart item */
.kf-nav-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 0 14px;
    cursor: pointer;
    border-radius: 10px;
    background: #faf8f5;
    border: 1.5px solid #ede8e1;
    transition: background 0.12s, border-color 0.12s;
    user-select: none;
    min-width: 0;
    flex: 1;
    max-height: 64px;
}
.kf-nav-item:hover  { background: #fff4ed; border-color: #f9b48a; }
.kf-nav-item:active { background: #fff0e6; border-color: #f35b23; }
.kf-nav-item-full { /* single column — artık gerekli değil */ }

.kf-nav-item-icon {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    background: #f2ede6;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #f35b23;
    font-size: 16px;
    flex-shrink: 0;
}
.kf-nav-item-body { flex: 1; min-width: 0; }
.kf-nav-item-title { display: block; font-size: 14px; font-weight: 700; color: #222; }
.kf-nav-item-sub {
    display: block;
    font-size: 12px;
    color: #999;
    margin-top: 2px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.kf-nav-item-arrow { font-size: 12px; color: #ccc; flex-shrink: 0; margin-left: auto; }

/* Sub-panel */
.kf-sub-panel {
    position: absolute;
    inset: 0;
    background: #fff;
    display: flex;
    flex-direction: column;
    z-index: 10;
}
.kf-sub-header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    border-bottom: 1px solid #ede9e4;
    flex-shrink: 0;
}
.kf-sub-back-btn {
    width: 30px;
    height: 30px;
    border-radius: 7px;
    border: 1px solid #e0dbd5;
    background: #fff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #555;
    font-size: 13px;
    transition: background 0.12s;
}
.kf-sub-back-btn:hover { background: #f5f0eb; }
.kf-sub-title { font-size: 15px; font-weight: 700; color: #222; }
.kf-sub-body {
    flex: 1;
    overflow-y: auto;
    padding: 14px 16px;
}
.kf-sub-body::-webkit-scrollbar { width: 4px; }
.kf-sub-body::-webkit-scrollbar-thumb { background: rgba(0,0,0,0.1); border-radius: 4px; }

/* Hide old step elements on desktop */
@media (min-width: 769px) {
    .kf-steps { display: none; }
    .kf-step-panel { display: none !important; }
}

/* ── Per-unit kapak modeli satırı ───────────────────────────────────── */
.kf-unit-door-row {
    display: flex; align-items: center; gap: 6px;
    padding: 6px 10px;
    border-top: 1px solid var(--kf-border);
    background: #fdf9f6;
}
.kf-unit-door-thumb {
    width: 32px; height: 44px; flex-shrink: 0;
    border-radius: 3px; border: 1px solid #ddd;
    background-size: cover; background-position: center;
    display: flex; align-items: center; justify-content: center;
}
.kf-unit-door-thumb--empty {
    background: #f0ebe5; color: #bbb; font-size: 13px;
}
.kf-unit-door-pick {
    flex: 1; text-align: left; font-size: 11px;
    background: none; border: 1px dashed #ccc; border-radius: 4px;
    padding: 4px 7px; cursor: pointer; color: #555;
    transition: border-color 0.15s, background 0.15s;
}
.kf-unit-door-pick:hover { border-color: var(--kf-accent); background: #fff7f2; }
.kf-unit-door-clear {
    background: none; border: none; cursor: pointer;
    color: #bbb; font-size: 13px; padding: 4px;
    transition: color 0.15s;
}
.kf-unit-door-clear:hover { color: #e55; }

/* ── Kapak atama banner ─────────────────────────────────────────────── */
.kf-door-assign-banner {
    background: #fff3e0; border-bottom: 2px solid var(--kf-accent);
    padding: 8px 12px; font-size: 12px; color: #7a4f00;
    display: flex; align-items: center; gap: 6px;
}
.kf-door-assign-cancel {
    margin-left: auto; background: none; border: 1px solid #c9933a;
    border-radius: 4px; padding: 2px 8px; font-size: 11px;
    cursor: pointer; color: #7a4f00;
}
.kf-door-assign-cancel:hover { background: #ffe0b2; }

/* ── Per-kapak model kutuları (Sol/Sağ) ─────────────────────────────── */
.kf-unit-door-boxes {
    border-top: 1px solid var(--kf-border);
    padding: 8px 10px;
    background: #fdf9f6;
}
.kf-unit-door-boxes-lbl {
    display: block; font-size: 10px; font-weight: 600;
    color: var(--kf-text-muted); text-transform: uppercase;
    letter-spacing: .5px; margin-bottom: 6px;
}
.kf-unit-door-boxes-grid {
    display: flex; gap: 6px;
}
.kf-unit-door-box {
    flex: 1; position: relative; cursor: pointer;
    border: 1.5px dashed #ccc; border-radius: 6px;
    overflow: hidden; transition: border-color .15s, box-shadow .15s;
    min-width: 0;
}
.kf-unit-door-box:hover         { border-color: var(--kf-accent); box-shadow: 0 0 0 2px #f35b2322; }
.kf-unit-door-box.has-model     { border-style: solid; border-color: #c8b99a; }
.kf-unit-door-box-img {
    width: 100%; aspect-ratio: 1/1;
    background: #f0ebe5 center/cover no-repeat;
    display: flex; align-items: center; justify-content: center;
    color: #ccc; font-size: 12px;
    transition: opacity .15s;
}
.kf-unit-door-box:hover .kf-unit-door-box-img { opacity: .85; }
.kf-unit-door-box-lbl {
    display: block; font-size: 10px; text-align: center;
    padding: 3px 4px; color: #555; background: #fff;
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.kf-unit-door-box-clear {
    position: absolute; top: 3px; right: 3px;
    width: 18px; height: 18px; line-height: 18px; text-align: center;
    background: rgba(255,255,255,.85); border: none; border-radius: 50%;
    cursor: pointer; font-size: 10px; color: #888; padding: 0;
    transition: background .12s, color .12s;
}
.kf-unit-door-box-clear:hover { background: #ff5555; color: #fff; }