/* ============================================
   DESIGN SYSTEM — Elite Luxury Editorial
   ============================================ */

:root {
    --gold: #C9A84C;
    --gold-bright: #E8C97A;
    --gold-dim: rgba(201, 168, 76, 0.35);
    --cream: #F5EDD8;
    --cream-dim: rgba(245, 237, 216, 0.7);
    --ink: #0C0A09;
    --ink-mid: #1A1714;
    --ink-light: rgba(255,255,255,0.55);
    --card-w: 860px;
    --card-h: 540px;
    --ease-expo: cubic-bezier(0.19, 1, 0.22, 1);
    --ease-silk: cubic-bezier(0.4, 0, 0.2, 1);
}

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

html, body {
    width: 100%;
    height: 100%;
    overflow: hidden;
    background: var(--ink);
    font-family: 'Jost', sans-serif;
    -webkit-font-smoothing: antialiased;
    color: var(--cream);
    overscroll-behavior: none;
}

/* ── CANVAS (ambient gradient anim) ── */
#canvas {
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    opacity: 0.65;
}

/* ── BG PHOTO ── */
.bg-layer {
    position: fixed;
    inset: 0;
    background: url('cake-bg.jpg') no-repeat center center / cover;
    z-index: 1;
    transform: scale(1.08);
    filter: brightness(0.22) saturate(0.6);
    transition: transform 3.5s var(--ease-expo), filter 3.5s ease;
}
.bg-layer.blurred {
    transform: scale(1.18);
    filter: brightness(0.12) saturate(0.4) blur(12px);
}

.bg-noise {
    position: fixed;
    inset: 0;
    z-index: 2;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='1'/%3E%3C/svg%3E");
    opacity: 0.028;
    pointer-events: none;
}

/* ── SCENES ── */
.scene {
    position: fixed;
    inset: 0;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 1.2s var(--ease-silk), transform 1.2s var(--ease-silk);
}
.scene.hidden {
    opacity: 0;
    pointer-events: none;
    transform: scale(1.04);
}

/* ── VEIL (full-screen transition flash) ── */
.veil {
    position: fixed;
    inset: 0;
    z-index: 50;
    background: var(--cream);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.6s ease;
}
.veil.flash { opacity: 1; }

/* ══════════════════════════════════════
   INTRO
   ══════════════════════════════════════ */
.intro-inner {
    text-align: center;
    padding: 40px 30px;
    position: relative;
}

.intro-date {
    font-size: 0.65rem;
    font-weight: 300;
    letter-spacing: 0.35em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 28px;
    opacity: 0;
    animation: fadeUp 1s var(--ease-expo) 0.3s forwards;
}

.intro-headline {
    font-family: 'Cormorant Garamond', serif;
    font-size: clamp(3.8rem, 10vw, 7.5rem);
    font-weight: 300;
    line-height: 1.05;
    color: var(--cream);
    letter-spacing: -0.01em;
    opacity: 0;
    animation: fadeUp 1.1s var(--ease-expo) 0.55s forwards;
}
.intro-headline em {
    font-style: italic;
    color: var(--gold-bright);
    display: block;
}

.intro-rule {
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 28px auto;
    opacity: 0;
    animation: fadeUp 1s var(--ease-expo) 0.8s forwards;
}
.intro-rule span {
    display: block;
    width: 80px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--gold), transparent);
}

.intro-sub {
    font-size: 0.75rem;
    font-weight: 300;
    letter-spacing: 0.28em;
    text-transform: uppercase;
    color: var(--ink-light);
    margin-bottom: 48px;
    opacity: 0;
    animation: fadeUp 1s var(--ease-expo) 1s forwards;
}

/* ── CTA Button ── */
.cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 14px;
    background: transparent;
    border: 1px solid var(--gold-dim);
    color: var(--cream);
    font-family: 'Jost', sans-serif;
    font-size: 0.7rem;
    font-weight: 400;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    padding: 16px 36px;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: color 0.4s ease, border-color 0.4s ease;
    opacity: 0;
    animation: fadeUp 1s var(--ease-expo) 1.2s forwards;
}
.cta-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gold);
    transform: translateX(-101%);
    transition: transform 0.55s var(--ease-expo);
    z-index: 0;
}
.cta-btn:hover::before { transform: translateX(0); }
.cta-btn:hover { color: var(--ink); border-color: var(--gold); }
.cta-btn .cta-label, .cta-btn .cta-icon { position: relative; z-index: 1; }
.cta-icon { display: flex; align-items: center; }

/* ══════════════════════════════════════
   CARD
   ══════════════════════════════════════ */
.card-stage {
    perspective: 2000px;
    padding: 20px;
}

.card {
    display: flex;
    width: min(var(--card-w), 96vw);
    height: min(var(--card-h), 85vh);
    border-radius: 4px;
    overflow: hidden;
    box-shadow:
        0 0 0 1px rgba(201,168,76,0.15),
        0 60px 120px rgba(0,0,0,0.9),
        0 20px 40px rgba(0,0,0,0.6);
    transform: translateY(60px) rotateX(8deg);
    opacity: 0;
    transition: transform 2s var(--ease-expo), opacity 1.6s ease;
    transform-style: preserve-3d;
    will-change: transform;
}
.card.revealed {
    transform: translateY(0) rotateX(0deg);
    opacity: 1;
}

/* Left — Photo Half */
.card-photo-half {
    position: relative;
    flex: 0 0 42%;
    overflow: hidden;
}
.card-photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transform: scale(1.08);
    transition: transform 6s var(--ease-expo);
    filter: saturate(0.85) brightness(0.9);
}
.card.revealed .card-photo { transform: scale(1); }

.photo-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to right,
        rgba(12,10,9,0.15) 0%,
        rgba(12,10,9,0) 50%,
        rgba(12,10,9,0.85) 100%
    );
    z-index: 1;
}

/* Thin gold border on right edge of photo */
.card-photo-half::after {
    content: '';
    position: absolute;
    top: 15%;
    right: 0;
    width: 1px;
    height: 70%;
    background: linear-gradient(180deg, transparent, var(--gold-dim), transparent);
    z-index: 2;
}

.photo-caption {
    position: absolute;
    bottom: 20px;
    left: 0;
    right: 0;
    text-align: center;
    z-index: 3;
}
.photo-caption span {
    font-size: 0.6rem;
    letter-spacing: 0.28em;
    text-transform: uppercase;
    color: rgba(245,237,216,0.4);
    font-weight: 300;
}

/* Right — Text Half */
.card-text-half {
    flex: 1;
    background: var(--ink-mid);
    display: flex;
    flex-direction: column;
    padding: 0;
    position: relative;
    overflow: hidden;
}

/* Subtle warm gradient wash */
.card-text-half::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 30% 20%, rgba(201,168,76,0.06) 0%, transparent 60%);
    pointer-events: none;
}

.card-header {
    padding: 36px 40px 22px;
    display: flex;
    align-items: center;
    gap: 14px;
    flex-shrink: 0;
    border-bottom: 1px solid rgba(201,168,76,0.1);
}
.ornament {
    color: var(--gold);
    font-size: 0.55rem;
    flex-shrink: 0;
    opacity: 0.7;
}

.card-title {
    font-family: 'Cormorant Garamond', serif;
    font-size: clamp(1.5rem, 3.2vw, 2.15rem);
    font-weight: 300;
    line-height: 1.25;
    color: var(--cream);
    letter-spacing: 0.02em;
    flex: 1;
    text-align: center;
}
.card-title em {
    font-style: italic;
    color: var(--gold-bright);
}

/* Message body */
.card-body {
    flex: 1;
    overflow-y: auto;
    padding: 30px 40px 20px;
    scrollbar-width: thin;
    scrollbar-color: rgba(201,168,76,0.3) transparent;
    scroll-behavior: smooth;
}
.card-body::-webkit-scrollbar { width: 3px; }
.card-body::-webkit-scrollbar-track { background: transparent; }
.card-body::-webkit-scrollbar-thumb { background: rgba(201,168,76,0.3); border-radius: 2px; }

.msg {
    font-family: 'Cormorant Garamond', serif;
    font-size: clamp(1rem, 1.5vw, 1.18rem);
    font-weight: 300;
    line-height: 1.95;
    color: rgba(245,237,216,0.85);
    margin-bottom: 24px;
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 1.4s var(--ease-expo), transform 1.4s var(--ease-expo);
}
.msg.visible { opacity: 1; transform: translateY(0); }

/* Drop cap */
.msg:first-child::first-letter {
    font-family: 'Cormorant Garamond', serif;
    font-size: 3.4rem;
    font-weight: 600;
    color: var(--gold);
    float: left;
    line-height: 0.78;
    margin-right: 7px;
    margin-top: 6px;
}

/* Signature */
.sig {
    margin-top: 16px;
    padding-top: 20px;
    text-align: right;
}
.sig-line {
    width: 40px;
    height: 1px;
    background: var(--gold-dim);
    margin-left: auto;
    margin-bottom: 14px;
}
.sig-from {
    font-family: 'Cormorant Garamond', serif;
    font-style: italic;
    font-size: 0.92rem;
    color: var(--ink-light);
    letter-spacing: 0.05em;
    margin-bottom: 4px;
}
.sig-name {
    font-family: 'Pinyon Script', cursive;
    font-size: 2.6rem;
    color: var(--gold-bright);
    line-height: 1.1;
}

/* Scroll hint */
.scroll-hint {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px;
    border-top: 1px solid rgba(201,168,76,0.08);
    font-size: 0.6rem;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: rgba(201,168,76,0.5);
    font-weight: 300;
    opacity: 0;
    transition: opacity 0.8s ease;
    pointer-events: none;
    animation: scrollBob 2.5s ease-in-out infinite;
}
.scroll-hint.show { opacity: 1; }
.scroll-hint.gone { display: none; }

@keyframes scrollBob {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(3px); }
}

/* ── PETALS / PARTICLES ── */
#petals {
    position: fixed;
    inset: 0;
    z-index: 8;
    pointer-events: none;
    overflow: hidden;
}

.petal {
    position: absolute;
    border-radius: 50% 0 50% 0;
    opacity: 0;
    animation: petalFall linear infinite;
}

@keyframes petalFall {
    0%   { transform: translateY(-40px) rotate(0deg); opacity: 0; }
    5%   { opacity: 0.7; }
    95%  { opacity: 0.4; }
    100% { transform: translateY(110vh) rotate(720deg); opacity: 0; }
}

/* ── ANIMATIONS ── */
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(22px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ══════════════════════════════════════
   MOBILE — Portrait Stacked Card
   ══════════════════════════════════════ */
@media (max-width: 700px) {
    .card {
        flex-direction: column;
        width: 96vw;
        height: 88vh;
        border-radius: 6px;
    }
    .card-photo-half {
        flex: 0 0 38%;
    }
    .photo-overlay {
        background: linear-gradient(
            to bottom,
            rgba(12,10,9,0) 50%,
            rgba(12,10,9,0.9) 100%
        );
    }
    .card-photo-half::after {
        top: auto;
        bottom: 0;
        left: 15%;
        right: auto;
        width: 70%;
        height: 1px;
        background: linear-gradient(90deg, transparent, var(--gold-dim), transparent);
    }
    .card-header {
        padding: 22px 24px 16px;
    }
    .card-title { font-size: 1.55rem; }
    .card-body { padding: 20px 24px 16px; }
    .msg { font-size: 1rem; line-height: 1.8; }
    .msg:first-child::first-letter { font-size: 2.8rem; }
    .sig-name { font-size: 2.1rem; }
}

@media (max-width: 380px) {
    .intro-headline { font-size: 3.2rem; }
    .card-title { font-size: 1.35rem; }
    .msg { font-size: 0.95rem; }
}