/* ============================================================
   NIKKAH INVITE  •  Adeel & Khadija
   ============================================================ */

/* ── Tokens ─────────────────────────────────────────── */
:root {
    /* Champagne gold — sampled from the card ornaments */
    --gold:       #e8c896;
    --gold-heading: #d4af37;
    --gold-light: #f4ddb4;
    --gold-dim:   rgba(232, 200, 150, 0.18);

    /* Purple — letter fill, highlight is 1–2 shades lighter */
    --ak:         #614280;
    --ak-shine:   #704c94;
    --ak-light:   #704c94;
    --purple:     #614280;
    --purple-deep:#3d2854;
    --purple-dim: rgba(97, 66, 128, 0.22);

    /* Neutrals — dark plum panels */
    --ink:        #120814;
    --deep:       #160c18;
    --panel:      #1c1222;
    --panel-deep: #140c18;
    --panel2:     #1a101e;
    --text:       #e8e8e8;
    --muted:      #b9a8c4;
    --cream:      #f8efe2;
    --ff-serif:   'Playfair Display', 'Cormorant Garamond', Georgia, serif;
    --ff-sans:    'Inter', system-ui, sans-serif;
    --ease-expo:  cubic-bezier(0.87, 0, 0.13, 1);
    --ease-soft:  cubic-bezier(0.4, 0, 0.2, 1);
}

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

html { scroll-behavior: smooth; background: var(--panel); }

body {
    font-family: var(--ff-sans);
    background: var(--panel);
    color: var(--text);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

body.splash-intro {
    overflow: hidden;
    height: 100dvh;
}

/* ── Utility ─────────────────────────────────────────── */
.hidden { display: none !important; }
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ── SPLASH SCREEN ───────────────────────────────────── */
.splash {
    position: fixed;
    inset: 0;
    z-index: 1000;
    background: var(--ink);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: opacity 0.9s var(--ease-soft), visibility 0.9s;
}
.splash.dismissed {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.splash-inner {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 18px;
}

.splash-monogram {
    font-family: var(--ff-serif);
    font-size: clamp(3.5rem, 14vw, 7rem);
    letter-spacing: -0.02em;
    line-height: 1;
    color: var(--ak);
    background-image: linear-gradient(
        100deg,
        var(--ak) 0%,
        var(--ak) 36%,
        var(--ak-shine) 50%,
        var(--ak) 64%,
        var(--ak) 100%
    );
    background-size: 240% 100%;
    background-position: 100% 50%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: letterShine 6s ease-in-out infinite;
}
.mono-amp {
    font-style: italic;
    font-size: 0.75em;
    color: inherit;
    -webkit-text-fill-color: inherit;
    background: none;
}

.splash-rule {
    width: 60px;
    height: 1px;
    background: var(--ak);
    opacity: 0.7;
}

.splash-sub {
    font-family: var(--ff-serif);
    font-size: 1rem;
    letter-spacing: 6px;
    color: var(--ak);
    text-transform: uppercase;
}

.tap-label {
    font-size: 0.78rem;
    font-weight: 400;
    letter-spacing: 3px;
    color: var(--muted);
    text-transform: uppercase;
    animation: blink 2.2s ease-in-out infinite;
}

@media (prefers-reduced-motion: reduce) {
    .splash { transition: none; }
    .splash-monogram {
        animation: none;
        background: none;
        -webkit-text-fill-color: var(--ak);
        color: var(--ak);
    }
}

/* ── HERO ────────────────────────────────────────────── */
.hero {
    width: 100%;
    height: auto;
    min-height: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    overflow: hidden;
    padding: 10px 16px 12px;
    background-color: #2a1528;
    background-image: url('assets/damask.jpg');
    background-image: image-set(
        url('assets/damask.webp') type('image/webp'),
        url('assets/damask.jpg') type('image/jpeg')
    );
    background-size: 300px;
    background-position: center;
    filter: brightness(0.72);
    transition: filter 0.9s cubic-bezier(0.4, 0, 0.2, 1);
}
.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 50% 50%, rgba(42, 21, 40, 0.18) 0%, rgba(18, 8, 20, 0.46) 100%);
    pointer-events: none;
}
body.hero-revealed .hero { filter: brightness(1); }

/* Contained invitation card — SVG art 795×1113, damask shows around it */
.hero-stage {
    position: relative;
    z-index: 1;
    aspect-ratio: 795 / 1113;
    width: min(94%, calc((100dvh - 72px) * 795 / 1113));
    height: auto;
    max-height: calc(100dvh - 72px);
    margin-inline: auto;
    flex-shrink: 0;
    overflow: hidden;
    box-shadow:
        0 0 0 1px rgba(232, 200, 150, 0.22),
        0 28px 80px rgba(0, 0, 0, 0.55);
}

.hero-card {
    display: block;
    width: 100%;
    height: auto;
}

/* Mobile portrait — hero is exactly the card */
@media (max-width: 700px) and (orientation: portrait) {
    .hero {
        width: 100%;
        height: auto;
        min-height: 0;
        max-height: none;
        padding: 0;
        background-color: var(--cream);
        background-image: none;
        overflow: hidden;
    }
    .hero::before { display: none; }
    .hero-stage {
        aspect-ratio: 795 / 1113;
        width: 100%;
        height: auto;
        max-height: none;
        margin: 0;
        box-shadow: none;
        overflow: hidden;
    }
    .hero-card {
        width: 100%;
        height: auto;
    }
}

/* ── SCROLL REVEAL ───────────────────────────────────── */
[data-reveal] {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.9s var(--ease-soft), transform 0.9s var(--ease-soft);
}
[data-reveal].visible {
    opacity: 1;
    transform: translateY(0);
}

/* ── THANK YOU FOOTER ────────────────────────────────── */
.section-thankyou {
    position: relative;
    isolation: isolate;
    text-align: center;
    padding: clamp(100px, 16vw, 160px) 24px;
    background:
        linear-gradient(rgba(42, 22, 58, 0.22), rgba(18, 8, 20, 0.38)),
        url('HAK08808.JPG') center / cover no-repeat;
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.9s var(--ease-soft), transform 0.9s var(--ease-soft);
}
.section-thankyou::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: -1;
    background: rgba(107, 77, 138, 0.12);
    mix-blend-mode: color;
    pointer-events: none;
}
.section-thankyou.visible { opacity: 1; transform: translateY(0); }

.ty-ornament {
    font-size: 2rem;
    color: var(--gold-heading);
    margin-bottom: 24px;
}
.ty-heading {
    font-family: var(--ff-serif);
    font-size: clamp(2.4rem, 7vw, 4rem);
    color: var(--gold-heading);
    font-weight: 400;
    margin-bottom: 18px;
    text-shadow: 0 2px 18px rgba(18, 8, 20, 0.4);
}
.section-thankyou p {
    font-family: var(--ff-serif);
    font-size: 1.05rem;
    color: var(--cream);
    font-weight: 400;
    line-height: 1.9;
    text-shadow: 0 1px 12px rgba(18, 8, 20, 0.4);
}

/* ── ANIMATIONS ──────────────────────────────────────── */
@keyframes letterShine {
    0%, 12%  { background-position: 100% 50%; }
    88%, 100% { background-position: 0% 50%; }
}
@keyframes blink {
    0%, 100% { opacity: 0.4; }
    50% { opacity: 1; }
}

/* ── RESPONSIVE ──────────────────────────────────────── */
@media (max-width: 600px) {
    .section-thankyou {
        background-size: 160%;
        background-position: center 57.5%;
    }
}

@media (orientation: landscape) and (max-height: 520px) {
    .hero-stage {
        width: min(94%, calc((100dvh - 56px) * 795 / 1113));
        max-height: calc(100dvh - 56px);
    }
}

@supports not (height: 100dvh) {
    body.splash-intro { height: 100vh; }
}