/* ParrillApp 3D — dark glass UI over a full-screen 3D canvas */
:root {
    --bg: #0b0f19;
    --surface: rgba(14, 19, 31, 0.86);
    --surface-solid: #121826;
    --surface-2: rgba(255, 255, 255, 0.035);
    --surface-3: rgba(255, 255, 255, 0.06);
    --hover: rgba(255, 255, 255, 0.09);
    --border: rgba(255, 255, 255, 0.08);
    --border-strong: rgba(255, 255, 255, 0.16);

    --text: #f1f5f9;
    --text-2: #a7b1c2;
    --text-3: #7d889c;

    --primary: #f97316;
    --primary-2: #ea580c;
    --primary-soft: rgba(249, 115, 22, 0.14);
    --green: #4ade80;
    --red: #f87171;
    --red-soft: rgba(239, 68, 68, 0.14);
    --blue: #38bdf8;

    --accent: var(--primary);
    --accent-soft: var(--primary-soft);
    --accent-grad: linear-gradient(180deg, #fb8a3c, #ea580c);

    --r-xs: 6px;
    --r-sm: 8px;
    --r-md: 10px;
    --r-lg: 14px;
    --shadow: 0 12px 32px -12px rgba(0, 0, 0, 0.7), 0 2px 8px rgba(0, 0, 0, 0.25);

    --gap: 12px;
    --topbar-h: 56px;
    --panel-left-w: 308px;
    --panel-right-w: 284px;
    --nav-h: 60px;
    --safe-b: env(safe-area-inset-bottom, 0px);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    user-select: none;
    -webkit-user-select: none;
    -webkit-tap-highlight-color: transparent;
}

input, textarea, .modal-body {
    user-select: text;
    -webkit-user-select: text;
}

html, body {
    height: 100%;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    font-size: 13px;
    background-color: var(--bg);
    color: var(--text);
    overflow: hidden;
    height: 100vh;
    height: 100dvh;
    width: 100vw;
    -webkit-font-smoothing: antialiased;
}

button {
    font: inherit;
    color: inherit;
}

a { color: inherit; }

kbd {
    display: inline-block;
    min-width: 18px;
    padding: 0 4px;
    border-radius: 4px;
    border: 1px solid var(--border-strong);
    border-bottom-width: 2px;
    background: rgba(255, 255, 255, 0.06);
    color: var(--text-2);
    font: 600 10px/16px ui-monospace, SFMono-Regular, Menlo, monospace;
    text-align: center;
}

:focus-visible {
    outline: 2px solid var(--blue);
    outline-offset: 2px;
}

.ic {
    width: 18px;
    height: 18px;
    flex: none;
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}
.ic-sm { width: 14px; height: 14px; }

/* ---------- Canvas & overlay ---------- */
#canvas-container {
    position: absolute;
    inset: 0;
    z-index: 1;
}

#canvas-container canvas {
    display: block;
    touch-action: none;
}

#canvas-container.drag-over {
    outline: 3px dashed var(--primary);
    outline-offset: -3px;
}

.ui-layer {
    position: fixed;
    inset: 0;
    z-index: 10;
    pointer-events: none;
}

.interactive { pointer-events: auto; }

.glass {
    background: var(--surface);
    backdrop-filter: blur(18px) saturate(140%);
    -webkit-backdrop-filter: blur(18px) saturate(140%);
    border: 1px solid var(--border);
    border-radius: var(--r-lg);
    box-shadow: var(--shadow);
}

@media (min-width: 901px) {
    .mobile-only { display: none !important; }
}

/* ---------- Buttons ---------- */
.btn {
    height: 36px;
    padding: 0 12px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    border-radius: var(--r-sm);
    border: 1px solid var(--border);
    background: var(--surface-3);
    color: var(--text);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    white-space: nowrap;
    transition: background 0.15s, border-color 0.15s, color 0.15s, transform 0.1s, filter 0.15s;
}
.btn:hover { background: var(--hover); border-color: var(--border-strong); }
.btn:active { transform: scale(0.97); }
.btn:disabled, .icon-btn:disabled {
    opacity: 0.35;
    cursor: not-allowed;
    transform: none;
}

.btn-ghost { background: transparent; border-color: transparent; color: var(--text-2); }
.btn-ghost:hover { color: var(--text); }

.btn-primary {
    background: linear-gradient(180deg, #fb8a3c, var(--primary-2));
    border-color: transparent;
    color: #fff;
    box-shadow: 0 6px 16px -6px rgba(249, 115, 22, 0.7);
}
.btn-primary:hover { background: linear-gradient(180deg, #fb8a3c, var(--primary-2)); filter: brightness(1.08); border-color: transparent; }

.btn-danger { color: var(--red); }
.btn-danger:hover { background: var(--red-soft); border-color: rgba(239, 68, 68, 0.45); }

.btn-block { width: 100%; height: 40px; }
.btn-xs { height: 26px; padding: 0 9px; font-size: 11.5px; border-radius: var(--r-xs); }

.btn-accent {
    background: var(--accent-grad);
    border-color: transparent;
    color: #fff;
    font-weight: 700;
    text-shadow: 0 1px 1px rgba(0, 0, 0, 0.25);
}
.btn-accent:hover { background: var(--accent-grad); filter: brightness(1.1); border-color: transparent; }

.btn-fire {
    margin-top: 8px;
    height: 36px;
    background: linear-gradient(180deg, #f59e0b, #b45309);
    border-color: transparent;
    color: #fff;
    font-size: 12px;
    font-weight: 700;
}
.btn-fire:hover { background: linear-gradient(180deg, #f59e0b, #b45309); filter: brightness(1.1); border-color: transparent; }

.icon-btn {
    width: 36px;
    height: 36px;
    display: inline-grid;
    place-items: center;
    flex: none;
    border-radius: var(--r-sm);
    border: 1px solid transparent;
    background: transparent;
    color: var(--text-2);
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
}
.icon-btn:hover { background: var(--hover); color: var(--text); }
.icon-btn.sm { width: 28px; height: 28px; border-radius: var(--r-xs); }
.icon-btn.sm .ic { width: 16px; height: 16px; }

.chip-btn {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    height: 24px;
    padding: 0 8px;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: var(--surface-3);
    color: var(--text-2);
    font-size: 11px;
    font-weight: 600;
    text-transform: none;
    letter-spacing: 0;
    cursor: pointer;
}
.chip-btn:hover { color: var(--text); border-color: var(--border-strong); }
.chip-btn kbd { font-size: 9px; line-height: 14px; min-width: 15px; }

.hidden-input { position: absolute; opacity: 0; pointer-events: none; }

.btn.hidden,
.icon-btn.hidden,
.menu-item.hidden,
.gallery-publish.hidden,
.bom-empty.hidden {
    display: none !important;
}

/* ---------- Top bar ---------- */
.topbar {
    position: absolute;
    top: var(--gap);
    left: var(--gap);
    right: var(--gap);
    height: var(--topbar-h);
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 0 10px 0 14px;
    z-index: 20;
}

.brand {
    display: flex;
    align-items: center;
    gap: 8px;
    white-space: nowrap;
    margin-right: 2px;
}
.brand-icon {
    font-size: 22px;
    line-height: 1;
    filter: drop-shadow(0 0 10px rgba(249, 115, 22, 0.45));
}
.brand-name {
    font-size: 16px;
    font-weight: 800;
    letter-spacing: -0.02em;
}
.brand-name b { color: var(--primary); font-weight: 800; }

.tb-group {
    display: flex;
    gap: 2px;
    padding: 0 6px;
    border-left: 1px solid var(--border);
    border-right: 1px solid var(--border);
}

.tb-kpis {
    flex: 1;
    min-width: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
}

.kpi {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    height: 34px;
    padding: 0 12px;
    border-radius: 999px;
    background: var(--surface-2);
    border: 1px solid var(--border);
    font-size: 13px;
    font-weight: 700;
    white-space: nowrap;
    color: var(--text);
}
.kpi .ic { color: var(--text-3); }
.kpi-unit {
    font-size: 10.5px;
    color: var(--text-3);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.kpi-cost {
    cursor: pointer;
    background: rgba(74, 222, 128, 0.08);
    border-color: rgba(74, 222, 128, 0.25);
    transition: background 0.15s, border-color 0.15s;
}
.kpi-cost:hover { background: rgba(74, 222, 128, 0.14); border-color: rgba(74, 222, 128, 0.45); }
.kpi-cost #header-total-cost { color: var(--green); font-size: 14px; font-variant-numeric: tabular-nums; }

.tb-actions {
    display: flex;
    align-items: center;
    gap: 4px;
}

/* ---------- Menus ---------- */
.menu { position: relative; }

.menu-pop {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    min-width: 250px;
    padding: 6px;
    border-radius: var(--r-md);
    background: var(--surface-solid);
    border: 1px solid var(--border-strong);
    box-shadow: 0 18px 40px -10px rgba(0, 0, 0, 0.75);
    display: none;
    z-index: 60;
}
.menu-pop.open { display: block; animation: popIn 0.14s ease-out; }
.menu-right { left: auto; right: 0; }

.menu-title {
    padding: 8px 10px 6px;
    font-size: 10.5px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-3);
}
.menu-foot {
    padding: 6px 10px 4px;
    font-size: 11px;
    color: var(--text-3);
}
.menu-sep { height: 1px; margin: 5px 4px; background: var(--border); }

.menu-item {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 10px;
    border: 0;
    border-radius: var(--r-sm);
    background: transparent;
    color: var(--text);
    font-size: 13px;
    font-weight: 500;
    text-align: left;
    cursor: pointer;
}
.menu-item:hover { background: var(--hover); }
.menu-item .ic { color: var(--text-2); }
.menu-item.danger, .menu-item.danger .ic { color: var(--red); }
.menu-item.danger:hover { background: var(--red-soft); }
.mi-emoji { font-size: 20px; width: 26px; text-align: center; }
.mi-text { display: flex; flex-direction: column; gap: 1px; }
.mi-text b { font-weight: 700; }
.mi-text small { font-size: 11.5px; color: var(--text-3); }

@keyframes popIn {
    from { opacity: 0; transform: translateY(-4px) scale(0.98); }
    to { opacity: 1; transform: none; }
}

/* ---------- Panels ---------- */
.panel {
    position: absolute;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    z-index: 15;
}

.panel-left {
    top: calc(var(--gap) * 2 + var(--topbar-h));
    left: var(--gap);
    width: var(--panel-left-w);
    max-height: calc(100% - var(--topbar-h) - var(--gap) * 3);
}

.panel-right {
    top: calc(var(--gap) * 2 + var(--topbar-h));
    right: var(--gap);
    width: var(--panel-right-w);
    max-height: calc(100% - var(--topbar-h) - var(--gap) * 3);
}

.panel-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    min-height: 44px;
    padding: 8px 10px 4px 16px;
    flex: none;
}
.panel-title {
    font-size: 14px;
    font-weight: 800;
    letter-spacing: -0.01em;
}
.sheet-close { display: none; }

.panel-fixed {
    flex: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 6px 14px 14px;
    border-bottom: 1px solid var(--border);
}

.panel-scroll {
    min-height: 0;
    overflow-y: auto;
    overscroll-behavior: contain;
    padding: 12px 14px 16px;
    display: flex;
    flex-direction: column;
    gap: 14px;
    scrollbar-width: thin;
    scrollbar-color: rgba(255, 255, 255, 0.14) transparent;
}

.panel-right.collapsed .panel-scroll { display: none; }
.panel-right.collapsed #btn-collapse-budget .ic { transform: rotate(180deg); }
.panel-right.collapsed .panel-head { padding-bottom: 8px; }

.section-title {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    font-size: 10.5px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-3);
}
.section-hint {
    font-size: 10.5px;
    font-weight: 600;
    text-transform: none;
    letter-spacing: 0;
    color: var(--text-3);
}

.options-head {
    font-size: 12px;
    font-weight: 700;
    color: var(--text-2);
    margin-bottom: -4px;
}

.opt-panel > * + * { margin-top: 12px; }

.opt-section {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.hint-text {
    font-size: 11.5px;
    line-height: 1.45;
    color: var(--text-3);
}
.opt-panel > .hint-text { margin-top: 6px; }

/* Segmented controls */
.seg {
    display: flex;
    gap: 4px;
    padding: 3px;
    border-radius: var(--r-md);
    background: rgba(0, 0, 0, 0.25);
    border: 1px solid var(--border);
}
.seg-2 > * { flex: 1; }

.seg-btn {
    min-height: 32px;
    padding: 4px 8px;
    border: 1px solid transparent;
    border-radius: var(--r-sm);
    background: transparent;
    color: var(--text-2);
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.seg-btn:hover { color: var(--text); background: var(--hover); }
.seg-btn.active {
    background: var(--accent-soft);
    border-color: var(--accent);
    color: var(--text);
}

/* Tool selector */
.seg-tools .tool-btn {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3px;
    padding: 7px 2px 6px;
    border: 1px solid transparent;
    border-radius: var(--r-sm);
    background: transparent;
    color: var(--text-2);
    font-size: 11px;
    font-weight: 600;
    white-space: nowrap;
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
}
.seg-tools .tool-btn:hover { background: var(--hover); color: var(--text); }
.seg-tools .tool-btn.active {
    background: var(--primary-soft);
    border-color: var(--primary);
    color: #fff;
}
.seg-tools .tool-btn.active .ic { color: var(--primary); }
.seg-tools .tool-btn.tool-delete.active { background: var(--red-soft); border-color: var(--red); }
.seg-tools .tool-btn.tool-delete.active .ic { color: var(--red); }

/* Element palette */
.elem-palette {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 6px;
}

.elem-card {
    --c: var(--primary);
    --cs: var(--primary-soft);
    min-width: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3px;
    padding: 8px 2px 7px;
    border-radius: var(--r-md);
    border: 1px solid var(--border);
    background: var(--surface-2);
    color: var(--text-2);
    cursor: pointer;
    text-align: center;
    transition: background 0.15s, border-color 0.15s, transform 0.12s;
}
.elem-card:hover { background: var(--hover); border-color: var(--border-strong); }
.elem-card:active { transform: scale(0.96); cursor: grabbing; }
.elem-card.dragging { opacity: 0.45; border-style: dashed; }
.elem-card .icon { font-size: 21px; line-height: 1.15; }
.elem-card .elem-name {
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 10px;
    letter-spacing: -0.01em;
    font-weight: 700;
    color: var(--text);
}
.elem-card.active {
    background: var(--cs);
    border-color: var(--c);
    box-shadow: inset 0 0 0 1px var(--c);
}
.elem-card.active .elem-name { color: var(--c); }

.elem-card[data-elem="refractory"] { --c: #fbbf24; --cs: rgba(245, 158, 11, 0.16); }
.elem-card[data-elem="slab"]       { --c: #38bdf8; --cs: rgba(56, 189, 248, 0.15); }
.elem-card[data-elem="wood"]       { --c: #fbbf24; --cs: rgba(245, 158, 11, 0.16); }
.elem-card[data-elem="grill"]      { --c: #fb7185; --cs: rgba(244, 63, 94, 0.16); }
.elem-card[data-elem="hood"]       { --c: #c084fc; --cs: rgba(168, 85, 247, 0.16); }
.elem-card[data-elem="sink"]       { --c: #2dd4bf; --cs: rgba(20, 184, 166, 0.16); }
.elem-card[data-elem="doors"]      { --c: #f59e0b; --cs: rgba(180, 83, 9, 0.2); }

/* Per-element accent for option panels */
.accent-slab  { --accent: #38bdf8; --accent-soft: rgba(56, 189, 248, 0.14); --accent-grad: linear-gradient(180deg, #38bdf8, #0284c7); }
.accent-wood  { --accent: #f59e0b; --accent-soft: rgba(245, 158, 11, 0.14); --accent-grad: linear-gradient(180deg, #f59e0b, #b45309); }
.accent-grill { --accent: #fb7185; --accent-soft: rgba(244, 63, 94, 0.14); --accent-grad: linear-gradient(180deg, #f43f5e, #be123c); }
.accent-hood  { --accent: #c084fc; --accent-soft: rgba(168, 85, 247, 0.14); --accent-grad: linear-gradient(180deg, #a855f7, #6d28d9); }
.accent-sink  { --accent: #2dd4bf; --accent-soft: rgba(20, 184, 166, 0.14); --accent-grad: linear-gradient(180deg, #14b8a6, #0f766e); }
.accent-doors { --accent: #f59e0b; --accent-soft: rgba(217, 119, 6, 0.16); --accent-grad: linear-gradient(180deg, #d97706, #92400e); }

/* Status row (installed / not installed) */
.status-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    min-height: 40px;
    padding: 6px 8px 6px 12px;
    border-radius: var(--r-sm);
    background: var(--accent-soft);
}
.status-text {
    font-size: 12px;
    font-weight: 600;
    color: var(--text);
    line-height: 1.3;
}

/* Options grid & chips */
.grid-2col {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 6px;
}
.span-2 { grid-column: span 2; }

.chip-opt {
    min-height: 34px;
    padding: 4px 6px;
    border-radius: var(--r-sm);
    border: 1px solid var(--border);
    background: var(--surface-2);
    color: var(--text-2);
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    font-variant-numeric: tabular-nums;
    transition: background 0.15s, border-color 0.15s, color 0.15s;
}
.chip-opt:hover { background: var(--hover); color: var(--text); }
.chip-opt.active {
    background: var(--accent-soft);
    border-color: var(--accent);
    color: var(--text);
}
.chip-auto { color: var(--text); }

.option-list, .orient-list {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.orient-btn, .option-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    min-height: 34px;
    padding: 6px 10px;
    border-radius: var(--r-sm);
    border: 1px solid var(--border);
    background: var(--surface-2);
    color: var(--text-2);
    font-size: 12px;
    font-weight: 500;
    text-align: left;
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s, color 0.15s;
}
.orient-btn:hover, .option-row:hover { background: var(--hover); color: var(--text); }
.orient-btn.active, .option-row.active {
    background: var(--accent-soft);
    border-color: var(--accent);
    color: var(--text);
    font-weight: 600;
}
.orient-dim {
    flex: none;
    font: 600 11px ui-monospace, SFMono-Regular, Menlo, monospace;
    color: var(--text-3);
}
.orient-btn.active .orient-dim, .option-row.active .orient-dim { color: var(--accent); }

.toggle-btn {
    width: 100%;
    min-height: 38px;
    padding: 6px 12px;
    border-radius: var(--r-sm);
    border: 1px solid var(--border);
    background: var(--surface-2);
    color: var(--text-2);
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
}
.toggle-btn:hover { background: var(--hover); color: var(--text); }
.toggle-btn.active {
    background: var(--accent-soft);
    border-color: var(--accent);
    color: var(--text);
}

/* Nudge pad (move grill / sink) */
.nudge {
    display: flex;
    align-items: center;
    gap: 12px;
}
.nudge .hint-text { flex: 1; }
.dpad {
    flex: none;
    display: grid;
    grid-template-columns: repeat(3, 34px);
    grid-template-rows: repeat(3, 34px);
    gap: 3px;
    grid-template-areas:
        ". up ."
        "left center right"
        ". down .";
}
.dpad-btn {
    display: grid;
    place-items: center;
    border-radius: var(--r-sm);
    border: 1px solid var(--border);
    background: var(--surface-3);
    color: var(--text);
    font-size: 15px;
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s;
}
.dpad-btn:hover { background: var(--hover); border-color: var(--border-strong); }
.dpad-btn:active { background: var(--accent-soft); border-color: var(--accent); }
.d-up { grid-area: up; }
.d-down { grid-area: down; }
.d-left { grid-area: left; }
.d-right { grid-area: right; }
.d-center { grid-area: center; background: var(--accent-soft); }

/* Material cards */
.mat-rule-badge {
    font-size: 10px;
    font-weight: 700;
    text-transform: none;
    letter-spacing: 0;
    padding: 2px 8px;
    border-radius: 999px;
    background: rgba(56, 189, 248, 0.12);
    color: var(--blue);
    border: 1px solid rgba(56, 189, 248, 0.3);
}
.mat-rule-badge.refractory-rule {
    background: rgba(245, 158, 11, 0.15);
    color: #fbbf24;
    border-color: rgba(245, 158, 11, 0.45);
}

.mat-cards-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 6px;
}

.mat-card {
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 0;
    padding: 7px 8px;
    border-radius: var(--r-sm);
    border: 1px solid var(--border);
    background: var(--surface-2);
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s;
}
.mat-card:hover { background: var(--hover); border-color: var(--border-strong); }
.mat-card.active { background: var(--primary-soft); border-color: var(--primary); }
.mat-card.mat-card-refractory.active { background: rgba(245, 158, 11, 0.14); border-color: #f59e0b; }
.mat-card-text { display: flex; flex-direction: column; min-width: 0; }
.mat-card-title { font-size: 12px; font-weight: 700; color: var(--text); }
.mat-card-dims { font: 600 10.5px ui-monospace, SFMono-Regular, Menlo, monospace; color: var(--text-3); }
.mat-card.active .mat-card-dims { color: #fdba74; }
.mat-card.mat-card-refractory.active .mat-card-dims { color: #fde047; }

.swatch-color {
    display: inline-block;
    flex: none;
    width: 22px;
    height: 22px;
    border-radius: 5px;
    border: 1px solid rgba(255, 255, 255, 0.18);
    box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.3);
}
.swatch-concrete {
    background: #c8ccd2 radial-gradient(circle, #9aa0a6 1px, transparent 1px) 0 0 / 4px 4px;
}
.swatch-refractory { background: linear-gradient(135deg, #fce7b0, #d97706); }
.swatch-clay {
    background: #c86446 radial-gradient(circle, #963820 1px, transparent 1px) 0 0 / 5px 5px;
}
.swatch-anthracite { background: #373b43; }

.mat-info-box {
    padding: 9px 10px;
    border-radius: var(--r-sm);
    background: rgba(0, 0, 0, 0.22);
    border: 1px solid var(--border);
}
.mat-info-box.refractory-mode { border-color: rgba(245, 158, 11, 0.35); background: rgba(60, 35, 5, 0.35); }
.mat-info-desc { font-size: 11.5px; line-height: 1.45; color: var(--text-2); }
.mat-info-tags { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 7px; }
.mat-tag {
    font-size: 10.5px;
    font-weight: 600;
    padding: 2px 7px;
    border-radius: var(--r-xs);
    background: rgba(255, 255, 255, 0.06);
    color: var(--text-2);
}

/* Swatches (wood, hood, door finish) */
.material-row { display: flex; gap: 6px; }
.mat-swatches { display: grid; grid-template-columns: repeat(2, 1fr); gap: 6px; }
.mat-swatch {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
    padding: 8px 4px;
    border-radius: var(--r-sm);
    border: 1px solid var(--border);
    background: var(--surface-2);
    color: var(--text-2);
    font-size: 11px;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s;
}
.mat-swatches .mat-swatch { flex-direction: row; justify-content: flex-start; padding: 7px 8px; }
.mat-swatch:hover { background: var(--hover); color: var(--text); }
.mat-swatch.active {
    background: var(--accent-soft);
    border-color: var(--accent);
    color: var(--text);
}

/* Switch rows (view toggles) */
.switch-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    min-height: 38px;
    padding: 4px 10px;
    border-radius: var(--r-sm);
    background: var(--surface-2);
    border: 1px solid var(--border);
    font-size: 12.5px;
    color: var(--text);
    cursor: pointer;
    position: relative;
}
.switch-row input {
    position: absolute;
    opacity: 0;
    width: 1px;
    height: 1px;
}
.switch {
    flex: none;
    position: relative;
    width: 34px;
    height: 20px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.14);
    transition: background 0.18s;
}
.switch::after {
    content: "";
    position: absolute;
    top: 2px;
    left: 2px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: #fff;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
    transition: transform 0.18s;
}
.switch-row input:checked + .switch { background: var(--primary); }
.switch-row input:checked + .switch::after { transform: translateX(14px); }
.switch-row input:focus-visible + .switch { outline: 2px solid var(--blue); outline-offset: 2px; }

/* ---------- Budget panel ---------- */
.cost-card {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding: 14px;
    border-radius: var(--r-md);
    background: linear-gradient(160deg, rgba(34, 197, 94, 0.14), rgba(34, 197, 94, 0.03));
    border: 1px solid rgba(74, 222, 128, 0.25);
}
.cost-label {
    display: flex;
    justify-content: space-between;
    font-size: 10.5px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: #86efac;
}
.cost-label span { color: var(--text-3); }
.cost-amount {
    font-size: 28px;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--green);
    font-variant-numeric: tabular-nums;
}
.cost-sub { font-size: 11px; color: var(--text-3); margin-bottom: 10px; }

.dimension-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
}
.dim-card {
    padding: 8px 4px;
    border-radius: var(--r-sm);
    background: var(--surface-2);
    border: 1px solid var(--border);
    text-align: center;
}
.dim-card .label {
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.dim-x .label { color: #38bdf8; }
.dim-z .label { color: #c084fc; }
.dim-y .label { color: #4ade80; }
.dim-card .val {
    margin-top: 2px;
    font-size: 13px;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
}

.breakdown-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 12px;
}
.breakdown-table td {
    padding: 6px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    vertical-align: top;
}
.breakdown-table tr:last-child td { border-bottom: 0; }
.breakdown-table td.dimmed { color: var(--text-2); padding-right: 8px; }
.breakdown-table td:last-child {
    text-align: right;
    font-weight: 600;
    white-space: nowrap;
    font-variant-numeric: tabular-nums;
}
.breakdown-table .hl-fire { color: #facc15; }

.bom-empty {
    padding: 14px 10px;
    border-radius: var(--r-sm);
    border: 1px dashed var(--border-strong);
    color: var(--text-3);
    font-size: 12px;
    text-align: center;
}

.tips {
    border-radius: var(--r-sm);
    border: 1px dashed var(--border);
    background: rgba(0, 0, 0, 0.18);
}
.tips summary {
    padding: 9px 10px;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-2);
    cursor: pointer;
    list-style: none;
}
.tips summary::-webkit-details-marker { display: none; }
.tips summary::after { content: "＋"; float: right; color: var(--text-3); }
.tips[open] summary::after { content: "－"; }
.tips ul {
    padding: 0 12px 10px 26px;
    font-size: 11.5px;
    line-height: 1.5;
    color: var(--text-2);
}

/* ---------- View bar ---------- */
.viewbar-wrap {
    position: absolute;
    left: calc(var(--gap) * 2 + var(--panel-left-w));
    right: calc(var(--gap) * 2 + var(--panel-right-w));
    bottom: var(--gap);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    pointer-events: none;
    z-index: 14;
}

.viewbar {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px;
    border-radius: var(--r-lg);
    max-width: 100%;
}
.seg-views { background: rgba(0, 0, 0, 0.25); }
.view-btn {
    height: 32px;
    padding: 0 12px;
    border: 1px solid transparent;
    border-radius: var(--r-sm);
    background: transparent;
    color: var(--text-2);
    font-size: 12.5px;
    font-weight: 600;
    cursor: pointer;
    white-space: nowrap;
}
.view-btn:hover { color: var(--text); background: var(--hover); }
.view-btn.active {
    background: rgba(56, 189, 248, 0.16);
    border-color: rgba(56, 189, 248, 0.6);
    color: #fff;
}
.vb-sep { width: 1px; height: 22px; background: var(--border); }
.pan-pad { display: flex; gap: 1px; }
#btn-display.active { color: var(--text); background: var(--hover); }

.canvas-hint {
    max-width: 100%;
    padding: 5px 12px;
    border-radius: 999px;
    background: rgba(11, 15, 25, 0.62);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    color: var(--text-2);
    font-size: 12px;
    text-align: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.canvas-hint:empty { display: none; }
.canvas-hint b { color: var(--text); font-weight: 600; }
.canvas-hint kbd { font-size: 9.5px; line-height: 14px; }

/* View options popover (desktop) */
.panel-display {
    display: none;
    left: calc(50% + (var(--panel-left-w) - var(--panel-right-w)) / 2 - 150px);
    bottom: calc(var(--gap) + 62px);
    width: 300px;
    z-index: 25;
}
body.sheet-active .canvas-hint { visibility: hidden; }
.panel-display.sheet-open { display: flex; animation: popIn 0.14s ease-out; }
.panel-display .panel-scroll { padding-top: 6px; }

/* ---------- Floating 3D HUD (stretch / drag feedback) ---------- */
.canvas-hud {
    position: absolute;
    top: calc(var(--gap) * 2 + var(--topbar-h) + 4px);
    left: 50%;
    transform: translateX(-50%);
    padding: 9px 18px;
    border-radius: var(--r-md);
    background: rgba(11, 15, 25, 0.92);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1px solid rgba(56, 189, 248, 0.55);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.6);
    color: var(--text);
    font-size: 13px;
    line-height: 1.45;
    text-align: center;
    pointer-events: none;
    z-index: 950;
    transition: opacity 0.2s, transform 0.2s;
}
.canvas-hud.hidden {
    opacity: 0;
    visibility: hidden;
    transform: translateX(-50%) translateY(-8px);
}
.canvas-hud strong { color: var(--blue); font-size: 13.5px; }
.canvas-hud span { font-weight: 600; }

/* ---------- Modals ---------- */
.modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: rgba(3, 6, 12, 0.66);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
}
.modal-overlay.hidden { display: none; }

.modal-box {
    width: 620px;
    max-width: 100%;
    max-height: calc(100dvh - 40px);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border-radius: var(--r-lg);
    background: var(--surface-solid);
    border: 1px solid var(--border-strong);
    box-shadow: 0 30px 60px -15px rgba(0, 0, 0, 0.8);
    animation: modalIn 0.18s ease-out;
}
.modal-wide { width: 820px; }
.modal-narrow { width: 460px; }

@keyframes modalIn {
    from { opacity: 0; transform: translateY(10px) scale(0.98); }
    to { opacity: 1; transform: none; }
}

.modal-header {
    flex: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 14px 14px 14px 20px;
    border-bottom: 1px solid var(--border);
}
.modal-title { font-size: 16px; font-weight: 800; }
.modal-close {
    width: 36px;
    height: 36px;
    display: grid;
    place-items: center;
    border: 0;
    border-radius: var(--r-sm);
    background: transparent;
    color: var(--text-2);
    cursor: pointer;
}
.modal-close:hover { background: var(--hover); color: var(--text); }

.modal-body {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    padding: 18px 20px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.modal-footer {
    flex: none;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 8px;
    padding: 12px 16px;
    border-top: 1px solid var(--border);
    background: rgba(0, 0, 0, 0.2);
}

.muted { color: var(--text-3); font-size: 12px; }
.center { text-align: center; }
.small { font-size: 11px; }

/* Quotation */
.quote-head {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}
.quote-dims { text-align: right; }
.quote-dims strong { color: var(--blue); }

.quote-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}
.quote-table th {
    padding: 8px 6px;
    border-bottom: 1px solid var(--border-strong);
    color: var(--text-3);
    font-size: 10.5px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    text-align: left;
}
.quote-table td {
    padding: 10px 6px;
    border-bottom: 1px solid var(--border);
    vertical-align: middle;
}
.quote-table .num { text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; }
.quote-table .ctr { text-align: center; white-space: nowrap; }
.item-desc { display: block; margin-top: 2px; font-size: 11.5px; color: var(--text-3); }
.per { margin-left: 4px; font-size: 11px; color: var(--text-3); }

.quote-table tr.total-row td {
    border-bottom: 0;
    padding-top: 12px;
    font-weight: 700;
}
.quote-table tr.subtotal-row td { color: var(--text-2); border-top: 1px solid var(--border-strong); }
.quote-table tr.grand-row td { color: var(--green); font-size: 17px; padding-top: 6px; }

.price-input {
    width: 96px;
    height: 30px;
    padding: 0 8px;
    border-radius: var(--r-xs);
    border: 1px solid var(--border-strong);
    background: rgba(255, 255, 255, 0.05);
    color: inherit;
    font: inherit;
    text-align: right;
    font-variant-numeric: tabular-nums;
}
.price-input:focus { outline: none; border-color: var(--primary); background: rgba(249, 115, 22, 0.08); }

.note-box {
    padding: 12px 14px;
    border-radius: var(--r-sm);
    background: var(--surface-2);
    border: 1px solid var(--border);
    font-size: 12px;
    color: var(--text-2);
}
.note-box ul { margin-top: 4px; padding-left: 18px; line-height: 1.55; }

.footer-total {
    margin-right: auto;
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}
.footer-total span {
    font-size: 10.5px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-3);
}
.footer-total strong { font-size: 18px; color: var(--green); font-variant-numeric: tabular-nums; }
.quote-table tr[hidden] { display: none; }

/* Forms (feedback, login, publish) */
.feedback-field {
    width: 100%;
    padding: 9px 11px;
    border-radius: var(--r-sm);
    border: 1px solid var(--border-strong);
    background: rgba(255, 255, 255, 0.05);
    color: inherit;
    font: inherit;
    resize: vertical;
}
.feedback-field:focus { outline: none; border-color: var(--primary); }
.form-row { display: flex; gap: 8px; }
.form-row > * { flex: 1; }
#feedback-form .btn, #publish-form .btn { height: 40px; }

/* Community gallery */
.gallery-publish {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 14px;
    border-radius: var(--r-md);
    border: 1px solid var(--border);
    background: var(--surface-2);
}
.gallery-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 10px;
}
.gallery-card {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 12px;
    border-radius: var(--r-md);
    border: 1px solid var(--border);
    background: var(--surface-2);
}
.gallery-meta { font-size: 11px; color: var(--text-3); }
.gallery-desc { font-size: 12px; color: var(--text-2); white-space: pre-wrap; }
.gallery-actions { display: flex; gap: 8px; margin-top: auto; padding-top: 8px; }
.gallery-actions .btn { height: 32px; }

/* Help */
.steps {
    padding-left: 20px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    font-size: 13px;
    line-height: 1.5;
    color: var(--text-2);
}
.steps b { color: var(--text); }
.help-cols {
    display: grid;
    grid-template-columns: 1.3fr 1fr;
    gap: 20px;
}
.keys {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 7px 12px;
    margin-top: 8px;
    font-size: 12.5px;
    align-items: center;
}
.keys dt { white-space: nowrap; color: var(--text); font-weight: 600; }
.keys dd { color: var(--text-2); }

/* WebGL unavailable */
.fatal-msg {
    position: fixed;
    top: 50%;
    left: 50%;
    z-index: 2000;
    width: min(420px, calc(100vw - 32px));
    transform: translate(-50%, -50%);
    padding: 22px;
    border-radius: var(--r-lg);
    background: var(--surface-solid);
    border: 1px solid var(--border-strong);
    box-shadow: var(--shadow);
    text-align: center;
    line-height: 1.5;
}
.fatal-msg strong { display: block; margin-bottom: 6px; font-size: 16px; }
.fatal-msg p { color: var(--text-2); }

/* ---------- Toasts ---------- */
.toast-container {
    position: fixed;
    left: 50%;
    bottom: calc(var(--gap) + 104px);
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    z-index: 1000;
    pointer-events: none;
    width: max-content;
    max-width: min(560px, 92vw);
}
.toast {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 9px 16px;
    border-radius: 999px;
    background: rgba(15, 23, 42, 0.95);
    border: 1px solid var(--border-strong);
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.55);
    color: #fff;
    font-size: 13px;
    font-weight: 600;
    line-height: 1.35;
    transition: opacity 0.3s, transform 0.3s;
    animation: toastIn 0.22s ease-out;
}
.toast-success { background: rgba(6, 64, 46, 0.96); border-color: rgba(74, 222, 128, 0.45); }
.toast-info    { background: rgba(12, 52, 82, 0.96); border-color: rgba(56, 189, 248, 0.45); }
.toast-warning { background: rgba(84, 52, 6, 0.96); border-color: rgba(245, 158, 11, 0.5); }
.toast-danger  { background: rgba(110, 18, 44, 0.96); border-color: rgba(244, 63, 94, 0.5); }
.toast.hiding { opacity: 0; transform: translateY(8px) scale(0.96); }

@keyframes toastIn {
    from { opacity: 0; transform: translateY(10px) scale(0.96); }
    to { opacity: 1; transform: none; }
}

@keyframes sheetUp {
    from { transform: translateY(24px); opacity: 0; }
    to { transform: none; opacity: 1; }
}

/* ---------- Desktop width tiers ---------- */
@media (max-width: 1360px) {
    #btn-gallery .btn-label,
    #btn-share .btn-label,
    #btn-account .btn-label { display: none; }
    #btn-gallery, #btn-share, #btn-account { width: 36px; padding: 0; }
}

@media (max-width: 1180px) {
    :root { --panel-right-w: 260px; }
    .kpi-bricks { display: none; }
    [data-menu="menu-templates"] .btn-label { display: none; }
    .pan-pad, .viewbar .vb-sep { display: none; }
}

@media (max-width: 1020px) and (min-width: 901px) {
    .kpi-dims { display: none; }
    #btn-display .btn-label { display: none; }
    .view-btn { padding: 0 9px; }
}

/* ---------- Phones & small tablets ---------- */
@media (max-width: 900px) {
    :root {
        --gap: 8px;
        --topbar-h: 52px;
    }

    .desk-only { display: none !important; }

    /* Top bar: brand, undo/redo, total, share, menu */
    .topbar {
        gap: 4px;
        padding: 0 6px 0 10px;
        border-radius: var(--r-md);
    }
    .brand-name { display: none; }
    .tb-group { border-right: 0; padding-right: 0; }
    .tb-kpis { justify-content: flex-end; }
    .kpi-dims, .kpi-bricks { display: none; }
    .kpi-cost { height: 36px; padding: 0 10px; }
    .kpi-cost .kpi-unit { display: none; }
    #btn-share { width: 36px; padding: 0; }
    #btn-share .btn-label { display: none; }
    .icon-btn { width: 38px; height: 38px; }
    .menu-pop { max-height: calc(100dvh - var(--topbar-h) - var(--nav-h) - var(--safe-b) - 32px); overflow-y: auto; overscroll-behavior: contain; }
    .menu-item { padding: 11px 10px; }

    /* Side panels become bottom sheets above the nav bar */
    .panel-left, .panel-right, .panel-display {
        position: fixed;
        top: auto;
        left: 0;
        right: 0;
        bottom: calc(var(--nav-h) + var(--safe-b));
        width: auto;
        max-height: min(58dvh, calc(100dvh - var(--topbar-h) - var(--nav-h) - 40px));
        transform: none;
        display: none;
        border-radius: 18px 18px 0 0;
        border-bottom: 0;
        z-index: 30;
    }
    .panel.sheet-open {
        display: flex;
        animation: sheetUp 0.22s ease-out;
    }
    .panel-head::before {
        content: "";
        position: absolute;
        top: 6px;
        left: 50%;
        width: 36px;
        height: 4px;
        margin-left: -18px;
        border-radius: 2px;
        background: rgba(255, 255, 255, 0.18);
    }
    .panel-head { padding-top: 14px; }
    .sheet-close { display: inline-grid; }
    .panel-right.collapsed .panel-scroll { display: flex; }
    .panel-left { overflow-y: auto; overscroll-behavior: contain; }
    .panel-left .panel-scroll { overflow: visible; min-height: auto; }
    .panel-left .panel-head {
        position: sticky;
        top: 0;
        z-index: 2;
        background: var(--surface-solid);
    }

    .elem-palette { gap: 8px; }
    .elem-card { padding: 9px 2px 8px; }
    .elem-card .icon { font-size: 24px; }
    .elem-card .elem-name { font-size: 11px; }
    .seg-tools .tool-btn { padding: 8px 2px 7px; }
    .orient-btn, .option-row, .chip-opt { min-height: 40px; }
    .seg-btn { min-height: 38px; }
    .dpad { grid-template-columns: repeat(3, 40px); grid-template-rows: repeat(3, 40px); }

    /* Bottom navigation */
    .mobile-nav {
        position: fixed;
        left: 0;
        right: 0;
        bottom: 0;
        height: calc(var(--nav-h) + var(--safe-b));
        padding: 0 8px var(--safe-b);
        display: flex;
        border-radius: 0;
        border-width: 1px 0 0;
        z-index: 40;
    }
    .nav-btn {
        flex: 1;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 3px;
        border: 0;
        background: transparent;
        color: var(--text-3);
        font-size: 11px;
        font-weight: 600;
        cursor: pointer;
    }
    .nav-btn .ic { width: 22px; height: 22px; }
    .nav-emoji { font-size: 20px; line-height: 22px; filter: grayscale(0.6); opacity: 0.8; }
    .nav-btn.active { color: var(--primary); }
    .nav-btn.active .nav-emoji { filter: none; opacity: 1; }

    /* View bar & hint above the nav */
    .viewbar-wrap {
        position: fixed;
        left: var(--gap);
        right: var(--gap);
        bottom: calc(var(--nav-h) + var(--safe-b) + var(--gap));
    }
    .viewbar { width: 100%; padding: 4px; }
    .seg-views { flex: 1; }
    .view-btn { flex: 1; padding: 0 4px; height: 36px; }
    .canvas-hint {
        position: fixed;
        top: calc(var(--gap) * 2 + var(--topbar-h));
        left: 50%;
        transform: translateX(-50%);
        max-width: calc(100vw - 24px);
        font-size: 11.5px;
    }

    /* Floating quick actions */
    .fab-stack {
        position: fixed;
        right: 10px;
        bottom: calc(var(--nav-h) + var(--safe-b) + var(--gap) + 56px);
        display: flex;
        flex-direction: column;
        gap: 10px;
        z-index: 16;
    }
    .fab {
        width: 48px;
        height: 48px;
        display: grid;
        place-items: center;
        border-radius: 50%;
        border: 1px solid var(--border-strong);
        background: var(--surface);
        backdrop-filter: blur(14px);
        -webkit-backdrop-filter: blur(14px);
        color: var(--text);
        box-shadow: var(--shadow);
        cursor: pointer;
    }
    .fab .ic { width: 22px; height: 22px; }
    .fab:active { transform: scale(0.94); }
    .fab.active { background: var(--red); border-color: var(--red); color: #fff; }

    body.sheet-active .viewbar-wrap,
    body.sheet-active .fab-stack,
    body.sheet-active .canvas-hint { display: none; }

    .canvas-hud { font-size: 12px; padding: 8px 14px; max-width: calc(100vw - 24px); }

    .toast-container { bottom: calc(var(--nav-h) + var(--safe-b) + 66px); }
    body.sheet-active .toast-container { bottom: auto; top: calc(var(--gap) * 2 + var(--topbar-h)); }
    .toast { border-radius: var(--r-md); font-size: 12.5px; }

    /* Modals as bottom sheets */
    .modal-overlay { align-items: flex-end; padding: 0; }
    .modal-box, .modal-wide, .modal-narrow {
        width: 100%;
        max-height: 94dvh;
        border-radius: 18px 18px 0 0;
        border-bottom: 0;
        animation: sheetUp 0.22s ease-out;
    }
    .modal-body { padding: 16px; }
    .modal-footer { flex-wrap: wrap; padding: 10px 12px calc(10px + var(--safe-b)); }
    .modal-footer .btn { flex: 1; }
    .footer-total {
        flex-basis: 100%;
        flex-direction: row;
        justify-content: space-between;
        align-items: baseline;
        padding: 0 4px 2px;
    }
    .help-cols { grid-template-columns: 1fr; gap: 14px; }
    .feedback-field, .price-input { font-size: 16px; }
}

@media (max-width: 640px) {
    .quote-head { flex-direction: column; gap: 6px; }
    .quote-dims { text-align: left; }
    .quote-table thead { display: none; }
    .quote-table, .quote-table tbody { display: block; }
    .quote-table tr {
        display: grid;
        grid-template-columns: 1fr auto;
        align-items: center;
        gap: 6px 12px;
        padding: 10px 0;
        border-bottom: 1px solid var(--border);
    }
    .quote-table td, .quote-table td.ctr, .quote-table td.num { padding: 0; border: 0; text-align: left; }
    .quote-table td:nth-child(1) { grid-column: 1 / -1; }
    .quote-table td:nth-child(2) { grid-column: 1; color: var(--text-2); font-size: 12px; }
    .quote-table td:nth-child(2)::before { content: "Cantidad: "; color: var(--text-3); }
    .quote-table td:nth-child(3) { grid-column: 1; text-align: left; }
    .quote-table td:nth-child(4), .quote-table td.num:nth-child(4) { grid-column: 2; grid-row: 2 / span 2; font-weight: 700; font-size: 14px; text-align: right; }
    .quote-table tr.total-row td:last-child { text-align: right; }
    .quote-table tr.total-row { border-bottom: 0; }
    .quote-table tr.total-row td:first-child { grid-column: 1; }
    .quote-table tr.total-row td:last-child { grid-column: 2; grid-row: 1; }
}

/* Short landscape phones: give sheets more room */
@media (max-width: 900px) and (max-height: 500px) {
    .panel-left, .panel-right, .panel-display { max-height: calc(100dvh - var(--nav-h) - 16px); }
    .canvas-hint { display: none; }
}

/* ---------- Print (quotation) ---------- */
@media print {
    body {
        background: #fff;
        color: #000;
        height: auto;
        overflow: visible;
    }
    #canvas-container, .ui-layer, .toast-container,
    .modal-overlay:not(#modal-quotation) {
        display: none !important;
    }
    #modal-quotation {
        position: static;
        display: block !important;
        padding: 0;
        background: transparent;
        backdrop-filter: none;
    }
    .modal-box {
        width: 100%;
        max-width: 100%;
        max-height: none;
        border: 0;
        box-shadow: none;
        background: #fff;
        color: #000;
        animation: none;
    }
    .modal-body { overflow: visible; }
    .modal-title, .modal-body, .quote-table td, .quote-table th, .muted, .item-desc, .note-box {
        color: #000 !important;
    }
    .modal-close, .modal-footer { display: none !important; }
    .price-input {
        border: 0;
        background: transparent;
        color: #000;
        width: auto;
        appearance: textfield;
        -moz-appearance: textfield;
    }
}