/* ════════════════════════════════════════════════
   CONFIGURATEUR 3D · Menu Redesign v3
   Options compactes en haut, nuancier terrazzo plein
   ════════════════════════════════════════════════ */

/* ── Variables ── */
:root {
    --cfg-w: 420px;
    --cfg-panel: #ffffff;
    --cfg-ink: #1a1a1a;
    --cfg-sub: #7a756d;
    --cfg-line: #e8e3db;
    --cfg-accent: #b06822;
    --cfg-accent-bg: rgba(176, 104, 34, 0.07);
    --cfg-radius: 10px;
    --cfg-ease: cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── Body ── */
body.cfg-v2 {
    background: #ffffff !important;
    font-family: 'Aeonik', system-ui, sans-serif;
}

/* ══════════════════
   PANEL
   ══════════════════ */
body.cfg-v2 #menu {
    position: fixed !important;
    top: 0 !important;
    right: 0 !important;
    width: var(--cfg-w) !important;
    max-width: 94vw !important;
    height: 100vh !important;
    height: 100dvh !important;
    display: flex !important;
    flex-direction: column !important;
    background: var(--cfg-panel) !important;
    border-left: 1px solid var(--cfg-line) !important;
    box-shadow: -4px 0 24px rgba(0, 0, 0, 0.06) !important;
    padding: 0 !important;
    margin: 0 !important;
    box-sizing: border-box !important;
    overflow: hidden !important;
    z-index: 1000 !important;
    border-radius: 0 !important;
    transform: translateX(0);
    visibility: visible;
    transition: transform 0.4s var(--cfg-ease), visibility 0s 0s, box-shadow 0.3s ease;
}

body.cfg-v2 #menu.collapsed {
    transform: translateX(100%) !important;
    visibility: hidden;
    box-shadow: none !important;
    transition: transform 0.4s var(--cfg-ease), visibility 0s 0.4s, box-shadow 0.1s ease;
}

/* ══════════════════
   HEADER (titre)
   ══════════════════ */
body.cfg-v2 .cfg-hdr {
    flex-shrink: 0;
    padding: 18px 20px 12px;
    border-bottom: 1px solid var(--cfg-line);
}

body.cfg-v2 #menu-title {
    font-size: 1.3rem !important;
    font-weight: 400 !important;
    letter-spacing: -0.01em;
    margin: 0 !important;
    color: var(--cfg-ink);
}

body.cfg-v2 #menu-title strong {
    font-weight: 700;
}

/* ══════════════════════════════════
   ZONE OPTIONS — compacte, scrollable
   ══════════════════════════════════ */
body.cfg-v2 .cfg-options-zone {
    flex-shrink: 0;
    max-height: 38vh;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 14px 20px 10px;
    border-bottom: 1px solid var(--cfg-line);
}

body.cfg-v2 .cfg-options-zone::-webkit-scrollbar {
    width: 3px;
}

body.cfg-v2 .cfg-options-zone::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.08);
    border-radius: 3px;
}

/* — Section collapsibles — */
body.cfg-v2 .cfg-section {
    margin-bottom: 6px;
}

body.cfg-v2 .cfg-section-hdr {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 9px 0;
    cursor: pointer;
    user-select: none;
    border: none;
    background: none;
    width: 100%;
    font: inherit;
    color: var(--cfg-ink);
    text-align: left;
}

body.cfg-v2 .cfg-section-hdr h2 {
    font-size: 0.88rem !important;
    font-weight: 700 !important;
    margin: 0 !important;
    padding: 0 !important;
    color: var(--cfg-ink);
    letter-spacing: 0.02em;
    text-transform: uppercase;
}

body.cfg-v2 .cfg-chevron {
    width: 18px;
    height: 18px;
    stroke: var(--cfg-sub);
    transition: transform 0.3s var(--cfg-ease);
    flex-shrink: 0;
}

body.cfg-v2 .cfg-section.cfg-open .cfg-chevron {
    transform: rotate(180deg);
}

body.cfg-v2 .cfg-section-body {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s var(--cfg-ease), opacity 0.25s ease;
    opacity: 0;
}

body.cfg-v2 .cfg-section.cfg-open .cfg-section-body {
    max-height: 500px;
    opacity: 1;
}

body.cfg-v2 .cfg-section-body-inner {
    padding: 4px 0 10px;
}

/* separator between sections */
body.cfg-v2 .cfg-section + .cfg-section {
    border-top: 1px solid var(--cfg-line);
}

body.cfg-v2 .cfg-mobile-close {
    display: none;
}

body.cfg-v2 .cfg-nuancier-entry {
    display: none;
}

/* ── Dimensions specifics ── */
body.cfg-v2 .dimension-info {
    padding: 6px 0;
    font-size: 0.85rem;
    color: var(--cfg-sub);
}

body.cfg-v2 .slider-container {
    margin-bottom: 6px;
}

body.cfg-v2 .slider-text {
    margin-bottom: 6px;
}

body.cfg-v2 .dimension-group > p {
    font-size: 0.95rem;
    color: var(--cfg-ink);
    margin: 2px 0;
}

/* Numeric input — profil */
body.cfg-v2 .numeric-entry input[type="number"] {
    width: 100%;
    padding: 10px;
    border: 1px solid var(--cfg-line);
    border-radius: 8px;
    font: inherit;
    font-size: 0.9rem;
    box-sizing: border-box;
    outline: none;
    transition: border-color 0.2s ease;
}

body.cfg-v2 .numeric-entry input:focus {
    border-color: var(--cfg-accent);
}

/* Image selector — line */
body.cfg-v2 .image-selector {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

body.cfg-v2 .dimension-image {
    border: 2px solid var(--cfg-line);
    border-radius: 8px;
    transition: border-color 0.2s, transform 0.15s, box-shadow 0.2s;
}

body.cfg-v2 .dimension-image:hover,
body.cfg-v2 .dimension-image.selected {
    border-color: var(--cfg-accent);
    transform: scale(1.04);
    box-shadow: 0 3px 10px rgba(176, 104, 34, 0.12);
}

/* ── Pied / Plage ── */
body.cfg-v2 #piedOptions {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    justify-content: flex-start;
    margin: 0 !important;
}

body.cfg-v2 .button-container {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    margin: 3px;
    text-align: center;
}

body.cfg-v2 .custom-button {
    width: 72px;
    border-radius: 8px;
    border: 2px solid var(--cfg-line);
    transition: border-color 0.2s ease, transform 0.15s ease, box-shadow 0.2s ease;
}

body.cfg-v2 .custom-button:hover {
    border-color: var(--cfg-accent);
    transform: translateY(-2px);
    box-shadow: 0 3px 10px rgba(176, 104, 34, 0.12);
}

body.cfg-v2 .button-label {
    font-size: 0.72rem;
    color: var(--cfg-sub);
    margin-top: 3px;
}

/* ══════════════════════════════════
   ZONE NUANCIER — pleine hauteur restante
   ══════════════════════════════════ */
body.cfg-v2 .cfg-nuancier-zone {
    flex: 1 1 0;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    min-height: 0;
}

/* tabs stone/star */
body.cfg-v2 .cfg-mat-bar {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    flex-shrink: 0;
}

body.cfg-v2 .cfg-nuancier-toggle {
    display: none;
    padding: 6px 10px;
    border-radius: 8px;
    border: 1px solid var(--cfg-line);
    background: #fff;
    color: var(--cfg-sub);
    font: inherit;
    font-size: 0.78rem;
    cursor: pointer;
}

body.cfg-v2 .materiaux-tabs {
    display: flex;
    gap: 6px;
    flex: 1;
}

body.cfg-v2 .lucemstone-button {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 6px 12px;
    border-radius: 8px;
    border: 1px solid var(--cfg-line);
    background: #fff;
    cursor: pointer;
    font: inherit;
    font-size: 0.8rem;
    transition: all 0.2s;
}

body.cfg-v2 .lucemstone-button.active {
    border-color: var(--cfg-accent);
    background: var(--cfg-accent-bg);
}

body.cfg-v2 .lucemstone-button .circle {
    width: 14px;
    height: 14px;
    border: 1.5px solid var(--cfg-line);
}

body.cfg-v2 .lucemstone-button.active .circle {
    border-color: var(--cfg-accent);
}

body.cfg-v2 .lucemstone-button.active .circle::after {
    width: 7px;
    height: 7px;
    background: var(--cfg-accent);
}

/* Search bar */
body.cfg-v2 .cfg-search {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    margin: 0 20px 8px;
    border: 1px solid var(--cfg-line);
    border-radius: 8px;
    background: #faf8f5;
    flex-shrink: 0;
    transition: border-color 0.2s;
}

body.cfg-v2 .cfg-search:focus-within {
    border-color: var(--cfg-accent);
}

body.cfg-v2 .cfg-search svg {
    width: 14px;
    height: 14px;
    opacity: 0.35;
    flex-shrink: 0;
    stroke: currentColor;
}

body.cfg-v2 .cfg-search input {
    flex: 1;
    border: none;
    outline: none;
    background: transparent;
    font: inherit;
    font-size: 0.82rem;
    color: var(--cfg-ink);
    min-width: 0;
}

body.cfg-v2 .cfg-search input::placeholder {
    color: #b5b0a8;
}

body.cfg-v2 .cfg-badge {
    font-size: 0.7rem;
    padding: 2px 7px;
    border-radius: 999px;
    background: var(--cfg-accent-bg);
    color: var(--cfg-accent);
    white-space: nowrap;
    font-weight: 700;
}

/* iframe nuancier — prend toute la place */
body.cfg-v2 .cfg-iframe-wrap {
    flex: 1 1 0;
    min-height: 0;
    overflow: hidden;
    margin: 0 20px 0;
    border: 1px solid var(--cfg-line);
    border-radius: 8px;
}

body.cfg-v2 #textures-iframe {
    width: 100% !important;
    height: 100% !important;
    display: block;
    border: none;
}

body.cfg-v2 #menu .textures-container {
    display: contents !important;
    margin: 0 !important;
    width: auto !important;
    border: none !important;
}

/* ══════════════════
   BOTTOM CTA
   ══════════════════ */
body.cfg-v2 .bottom-buttons {
    flex-shrink: 0 !important;
    padding: 12px 20px 16px !important;
    border-top: 1px solid var(--cfg-line) !important;
    background: #fff !important;
    margin-top: auto !important;
    gap: 8px !important;
}

body.cfg-v2 .validate-btn {
    width: 100%;
    padding: 13px;
    background: var(--cfg-ink) !important;
    color: #fff !important;
    border: none !important;
    border-radius: var(--cfg-radius) !important;
    font: inherit !important;
    font-size: 0.9rem !important;
    font-weight: 400 !important;
    cursor: pointer;
    transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
}

body.cfg-v2 .validate-btn:hover {
    background: #333 !important;
    transform: translateY(-1px);
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.12);
}

/* ══════════════════
   TOGGLE HANDLE
   ══════════════════ */
body.cfg-v2 .cfg-handle {
    position: fixed;
    top: 50%;
    right: var(--cfg-w);
    transform: translateY(-50%);
    width: 28px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--cfg-panel);
    border: 1px solid var(--cfg-line);
    border-right: none;
    border-radius: 8px 0 0 8px;
    box-shadow: -2px 0 6px rgba(0, 0, 0, 0.04);
    cursor: pointer;
    z-index: 1001;
    padding: 0;
    transition: right 0.4s var(--cfg-ease), background 0.2s;
}

body.cfg-v2 .cfg-handle:hover {
    background: #f0ede8;
}

body.cfg-v2 .cfg-handle svg {
    width: 14px;
    height: 14px;
    stroke: var(--cfg-sub);
    transition: transform 0.35s var(--cfg-ease);
}

body.cfg-v2 .cfg-handle.cfg-shut {
    right: 0;
}

body.cfg-v2 .cfg-handle.cfg-shut svg {
    transform: rotate(180deg);
}

/* Hide original burger completely */
body.cfg-v2 #burger-btn {
    display: none !important;
}

/* ── Back button ── */
body.cfg-v2 .back-button {
    position: fixed;
    top: 12px;
    left: 12px;
    z-index: 100;
    padding: 6px 12px;
    font-size: 0.8rem;
    color: var(--cfg-ink);
    text-decoration: none;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(4px);
    border: 1px solid var(--cfg-line);
    border-radius: 8px;
    transition: background 0.2s;
}

body.cfg-v2 .back-button:hover {
    background: #fff;
}

/* hide old accordion headers */
body.cfg-v2 .dimension-group > .menu-item,
body.cfg-v2 .pied-group > .menu-item,
body.cfg-v2 .plage-group > .menu-item,
body.cfg-v2 .materiaux-group > .menu-item {
    display: none !important;
}

/* force options panels visible */
body.cfg-v2 .dimension-group .hidden,
body.cfg-v2 .pied-group .hidden,
body.cfg-v2 .plage-group .hidden,
body.cfg-v2 .materiaux-group .hidden {
    display: block !important;
}

/* reset original group styles */
body.cfg-v2 .dimension-group,
body.cfg-v2 .pied-group,
body.cfg-v2 .plage-group,
body.cfg-v2 .materiaux-group {
    border: none !important;
    border-radius: 0 !important;
    padding: 0 !important;
    margin: 0 !important;
    background: none !important;
    box-shadow: none !important;
    animation: none !important;
}

/* ══════════════════
   MOBILE ≤ 768px
   ══════════════════ */
@media (max-width: 768px) {
    :root {
        --cfg-mobile-h: 62vh;
    }

    body.cfg-v2 #menu {
        top: auto !important;
        bottom: 0 !important;
        right: 0 !important;
        left: 0 !important;
        width: 100% !important;
        max-width: 100% !important;
        height: var(--cfg-mobile-h) !important;
        max-height: 88vh !important;
        border-left: none !important;
        border-top: 1px solid var(--cfg-line) !important;
        border-radius: 14px 14px 0 0 !important;
        box-shadow: 0 -4px 24px rgba(0, 0, 0, 0.08) !important;
        transform: translateY(0);
    }

    body.cfg-v2 #menu.collapsed {
        transform: translateY(100%) !important;
        visibility: hidden;
        box-shadow: none !important;
    }

    body.cfg-v2 .cfg-hdr {
        padding: 12px 16px 8px;
    }

    body.cfg-v2 #menu-title {
        font-size: 1.1rem !important;
    }

    body.cfg-v2 .cfg-options-zone {
        max-height: none;
        overflow: visible;
        padding: 8px 16px 6px;
    }

    body.cfg-v2 .cfg-mobile-close {
        display: none;
        width: 100%;
        border: 1px solid var(--cfg-line);
        background: #fff;
        border-radius: 8px;
        padding: 8px 10px;
        margin: 0 0 8px;
        text-align: left;
        color: var(--cfg-sub);
        font: inherit;
        font-size: 0.8rem;
        cursor: pointer;
    }

    body.cfg-v2 .cfg-nuancier-entry {
        display: flex;
        margin-top: 6px;
        border-top: 1px solid var(--cfg-line);
    }

    body.cfg-v2 .cfg-options-zone .cfg-section {
        margin-bottom: 0;
    }

    body.cfg-v2 .cfg-focus-section .cfg-mobile-close,
    body.cfg-v2 .cfg-focus-nuancier .cfg-mobile-close {
        display: block;
    }

    body.cfg-v2 .cfg-focus-section .cfg-options-zone {
        max-height: 38vh;
        overflow-y: auto;
    }

    body.cfg-v2 .cfg-focus-section .cfg-options-zone .cfg-section,
    body.cfg-v2 .cfg-focus-section .cfg-options-zone .cfg-nuancier-entry {
        display: none;
    }

    body.cfg-v2 .cfg-focus-section .cfg-options-zone .cfg-section.cfg-active {
        display: block;
    }

    body.cfg-v2 .cfg-focus-section .cfg-options-zone .cfg-section.cfg-active .cfg-section-body {
        max-height: 34vh;
        opacity: 1;
        overflow-y: auto;
    }

    body.cfg-v2 .cfg-focus-nuancier .cfg-options-zone .cfg-section,
    body.cfg-v2 .cfg-focus-nuancier .cfg-options-zone .cfg-nuancier-entry {
        display: none;
    }

    body.cfg-v2 .cfg-focus-nuancier .cfg-options-zone {
        max-height: 56px;
        overflow: hidden;
    }

    body.cfg-v2 .cfg-nuancier-zone {
        min-height: 180px;
    }

    body.cfg-v2 .cfg-section-hdr {
        padding: 7px 0;
    }

    body.cfg-v2 .cfg-section-hdr h2 {
        font-size: 0.8rem !important;
    }

    body.cfg-v2 .cfg-mat-bar {
        padding: 6px 16px;
    }

    /* LucemStone/LucemStar visible only when Nuancier tab is active */
    body.cfg-v2 .cfg-nuancier-zone .cfg-mat-bar {
        display: none;
    }

    body.cfg-v2 .cfg-focus-nuancier .cfg-nuancier-zone .cfg-mat-bar {
        display: flex;
    }

    body.cfg-v2 .cfg-nuancier-toggle {
        display: none;
        align-items: center;
        justify-content: center;
        margin-left: auto;
    }

    body.cfg-v2 .cfg-nuancier-zone.cfg-nuancier-collapsed .cfg-search,
    body.cfg-v2 .cfg-nuancier-zone.cfg-nuancier-collapsed .cfg-iframe-wrap {
        display: none;
    }

    body.cfg-v2 .cfg-nuancier-zone.cfg-nuancier-collapsed {
        min-height: 0;
        flex: 0 0 auto;
    }

    body.cfg-v2 .cfg-search {
        margin: 0 16px 4px;
        padding: 6px 10px;
    }

    body.cfg-v2 .cfg-search input {
        font-size: 0.78rem;
    }

    body.cfg-v2 .cfg-iframe-wrap {
        margin: 0 16px;
        min-height: 160px;
    }

    body.cfg-v2 .bottom-buttons {
        padding: 8px 16px 10px !important;
    }

    body.cfg-v2 .validate-btn {
        padding: 11px !important;
        font-size: 0.85rem !important;
    }

    /* Handle — attached to the panel top edge */
    body.cfg-v2 .cfg-handle {
        top: auto;
        left: 50%;
        right: auto !important;
        bottom: calc(var(--cfg-mobile-h) - 1px);
        transform: translateX(-50%);
        width: 48px;
        height: 26px;
        border-radius: 8px 8px 0 0;
        border: 1px solid var(--cfg-line);
        border-bottom: none;
        box-shadow: 0 -2px 6px rgba(0, 0, 0, 0.04);
        transition: bottom 0.4s var(--cfg-ease), background 0.2s;
    }

    body.cfg-v2 .cfg-handle.cfg-shut {
        bottom: 0;
        right: auto !important;
    }

    body.cfg-v2 .cfg-handle svg {
        transform: rotate(90deg);
    }

    body.cfg-v2 .cfg-handle.cfg-shut svg {
        transform: rotate(-90deg);
    }

    /* Pied/Plage compact on mobile */
    body.cfg-v2 .custom-button {
        width: 56px;
    }

    body.cfg-v2 .button-label {
        font-size: 0.65rem;
    }
}

@media (max-width: 480px) {
    :root {
        --cfg-mobile-h: 58vh;
    }

    body.cfg-v2 .cfg-options-zone {
        max-height: none;
        overflow: visible;
    }

    body.cfg-v2 .cfg-handle {
        bottom: calc(var(--cfg-mobile-h) - 1px);
    }
}