/**
 * Sheen Overseas - Dedicated MODEL Page Styling
 * Clean Side-Flanking Architecture with Background Vein Typography
 * 
 * Features:
 * - 100% Fixed center 3D viewport (Untouched 3D stone model engine)
 * - Background natural vein typography watermarks ("NATURAL VEINS", "TITANIUM BLACK", "EARTH ART")
 * - Side-flanking photos & short bold/light editorial copy (Left & Right margins)
 * - Extraordinary Rounded Pill Category Buttons with Red Jewel Highlights
 * - Clean minimal modern luxury layout
 */

.model-page.stone-side-layout {
    background-color: var(--color-white);
    color: var(--color-black);
    min-height: 100vh;
    position: relative;
    font-family: var(--font-body);
    overflow-x: clip;
}

body:has(.model-page) {
    overflow-x: clip !important;
}

/* =========================================================
   1. EXTENDED 3D SCROLL CANVAS & BACKGROUND VEIN WATERMARKS
   ========================================================= */
.model-scroll-container {
    position: relative;
    min-height: 520vh;
    background-color: var(--color-white);
}

/* Center Sticky / Fixed Viewport (Pinned to viewport throughout scroll, docks smoothly above footer) */
.model-sticky-viewport {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 5;
    pointer-events: none;
    will-change: transform;
}

#model-webgl-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: auto;
    cursor: grab;
    z-index: 5;
}

#model-webgl-canvas:active {
    cursor: grabbing;
}

/* Artistic Background Vein Typography Flow */
.ss-bg-vein-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    align-items: center;
    z-index: 2;
    pointer-events: none;
    user-select: none;
    overflow: hidden;
}

.ss-vein-text {
    font-family: 'Playfair Display', 'Didot', Georgia, serif;
    font-size: clamp(4rem, 12vw, 13rem);
    font-weight: 300;
    color: rgba(27, 27, 31, 0.035);
    letter-spacing: 0.18em;
    text-transform: uppercase;
    white-space: nowrap;
    transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.ss-vein-text.vein-1 {
    margin-left: -15vw;
}

.ss-vein-text.vein-2 {
    margin-left: 20vw;
    color: rgba(91, 13, 24, 0.04); /* Subtle signature red tint */
}

.ss-vein-text.vein-3 {
    margin-left: -8vw;
}

/* Left Slim Vertical Timeline */
.ss-side-timeline {
    position: absolute;
    left: 28px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 20;
    pointer-events: auto;
}

.ss-timeline-track {
    width: 2px;
    height: 100px;
    background: #EEEEEE;
    position: relative;
    border-radius: 2px;
    overflow: hidden;
}

.ss-timeline-bar {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 0%;
    background: var(--color-primary);
    transition: height 0.1s linear;
}

/* =========================================================
   2. FLOATING SIDE-FLANKING LAYOUT LAYER
   ========================================================= */
.model-story-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 50;
    pointer-events: none;
}

.ss-flank-section {
    position: absolute;
    width: 100%;
    pointer-events: none;
}

/* Section Scroll Offsets */
.ss-flank-01 {
    top: 10vh;
}

.ss-flank-02 {
    top: 135vh;
}

.ss-flank-03 {
    top: 260vh;
}

.ss-flank-04 {
    top: 385vh;
}

.ss-flank-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 var(--space-48);
    max-width: 1440px;
    margin: 0 auto;
}

/* Left and Right Flanking Columns (Leave Center Clear for 3D Stone Model) */
.ss-side-col {
    width: 380px;
    max-width: 32vw;
    pointer-events: auto;
}

.ss-col-left {
    margin-right: auto;
}

.ss-col-right {
    margin-left: auto;
}

/* =========================================================
   SHORT BOLD & LIGHT TYPOGRAPHY
   ========================================================= */
.ss-tag-red {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    color: var(--color-primary);
    text-transform: uppercase;
    display: block;
    margin-bottom: var(--space-12);
}

.ss-bold-head {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 3.2vw, 2.75rem);
    font-weight: 700; /* Bold */
    color: var(--color-black);
    line-height: 1.15;
    margin-bottom: var(--space-12);
    letter-spacing: -0.02em;
}

.ss-light-para {
    font-size: 0.95rem;
    font-weight: 300; /* Light */
    color: var(--color-gray-body);
    line-height: 1.7;
    margin: 0 0 var(--space-20) 0;
}

.ss-quick-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: var(--space-12);
}

.ss-chip {
    font-size: 0.74rem;
    font-weight: 600;
    color: var(--color-black);
    background: var(--color-warm-gray-1);
    padding: 4px 12px;
    border-radius: 9999px;
    border: 1px solid var(--color-gray-border);
}

/* =========================================================
   EXTRAORDINARY ROUNDED PILL BUTTONS
   ========================================================= */
.ss-pill-buttons-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.ss-round-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 18px;
    border-radius: 9999px; /* Pill Rounded */
    font-size: 0.76rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-decoration: none;
    color: var(--color-black);
    background: var(--color-white);
    border: 1px solid var(--color-gray-border);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04);
    transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    pointer-events: auto !important;
    cursor: pointer !important;
}

.ss-round-btn:hover {
    transform: translateY(-2px);
    border-color: var(--color-primary);
    color: var(--color-primary);
    box-shadow: 0 6px 18px rgba(91, 13, 24, 0.15);
}

.ss-round-btn.active {
    background: var(--color-black);
    color: var(--color-white);
    border-color: var(--color-black);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.18);
}

.ss-btn-glow-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-gray-muted);
    transition: background 0.2s ease;
}

.ss-round-btn.active .ss-btn-glow-dot,
.ss-round-btn:hover .ss-btn-glow-dot {
    background: var(--color-primary);
    box-shadow: 0 0 8px var(--color-primary);
}

.ss-btn-red {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
    box-shadow: 0 6px 20px rgba(91, 13, 24, 0.25);
}

.ss-btn-red:hover {
    background: var(--color-primary-hover);
    color: var(--color-white);
    border-color: var(--color-primary-hover);
    box-shadow: 0 8px 24px rgba(91, 13, 24, 0.35);
}

/* =========================================================
   SIDE-FLANKING PHOTO CARDS
   ========================================================= */
.ss-side-photo-card {
    position: relative;
    background: #D6D1C0;
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: var(--radius-sm);
    overflow: hidden;
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.08);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.ss-side-photo-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 48px rgba(0, 0, 0, 0.12);
}

.ss-side-photo-card img {
    width: 100%;
    height: 240px;
    object-fit: cover;
    display: block;
    transition: transform var(--transition-slow);
}

.ss-photo-tall img {
    height: 300px;
}

.ss-side-photo-card:hover img {
    transform: scale(1.04);
}

.ss-photo-tag {
    padding: 10px 14px;
    font-size: 0.74rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    color: #040D1C;
    background: #FAFAFA;
    border-top: 1px solid #EEEEEE;
    text-transform: uppercase;
}

/* =========================================================
   3. PRIVATE SPECIFICATION & CONSULTATION CTA
   ========================================================= */
.ss-footer-cta {
    padding: var(--space-96) 0;
    background-color: var(--color-black);
    color: var(--color-white);
    position: relative;
    z-index: 100;
}

.ss-eyebrow {
    font-size: 0.74rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.22em;
    display: block;
    margin-bottom: var(--space-12);
}

.ss-cta-h2 {
    font-family: var(--font-heading);
    font-size: clamp(2.4rem, 4vw, 3.6rem);
    font-weight: 300;
    color: var(--color-white);
    line-height: 1.15;
    margin-top: var(--space-12);
    margin-bottom: var(--space-16);
    letter-spacing: -0.02em;
}

.ss-cta-p {
    font-size: 1.05rem;
    color: rgba(214, 209, 192, 0.75);
    line-height: 1.7;
    margin-bottom: var(--space-32);
    font-weight: 300;
}

.ss-cta-actions {
    display: flex;
    gap: var(--space-16);
    flex-wrap: wrap;
}

.ss-rounded-cta {
    border-radius: 9999px !important;
}

.ss-btn-dark {
    background: var(--color-primary);
    color: var(--color-white) !important;
    border: none;
    padding: 16px 38px;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    cursor: pointer;
    border-radius: 9999px;
    box-shadow: 0 8px 24px rgba(91, 13, 24, 0.35);
    transition: background var(--transition-normal), transform var(--transition-normal), box-shadow var(--transition-normal);
    text-decoration: none !important;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.ss-btn-dark:hover {
    background: var(--color-primary-hover);
    color: var(--color-white) !important;
    transform: translateY(-2px);
    box-shadow: 0 12px 30px rgba(91, 13, 24, 0.45);
}

.ss-btn-light {
    background: transparent;
    color: var(--color-white) !important;
    border: 1px solid rgba(214, 209, 192, 0.3);
    padding: 16px 38px;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-decoration: none !important;
    border-radius: 9999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: border-color var(--transition-normal), background var(--transition-normal), transform var(--transition-normal);
}

.ss-btn-light:hover {
    border-color: var(--color-white);
    background: rgba(214, 209, 192, 0.08);
    color: var(--color-white) !important;
    transform: translateY(-2px);
}

/* Modal form input focus and styling enhancements */
#galleryVisitModal .form-control:focus {
    border-color: var(--color-primary) !important;
    box-shadow: 0 0 0 3px rgba(91, 13, 24, 0.25) !important;
    outline: none !important;
}

#galleryVisitModal input[type="date"]::-webkit-calendar-picker-indicator {
    filter: invert(0.85);
    cursor: pointer;
}

/* =========================================================
   RESPONSIVE BREAKPOINTS
   ========================================================= */
@media (max-width: 1024px) {
    .ss-flank-container {
        flex-direction: column;
        gap: var(--space-40);
        padding: 0 var(--space-24);
    }
    .ss-side-col {
        width: 100%;
        max-width: 100%;
        margin: 0 !important;
    }
    .ss-side-timeline {
        display: none;
    }
}