/* ════════════════════════════════════════════════════════════════
   ชีระวิทย์ & กชพรรณ · ๖ เดือน
   Royal Ayutthaya — luxury edition
   ════════════════════════════════════════════════════════════════ */
*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }

:root {
    /* Background image visibility. 0.30 = 70% transparent.
       Range the owner asked for: 0.20 (80%) – 0.40 (60%). */
    --theme-img-opacity: .32;

    --ink:        #0a0604;
    --ink-2:      #120b07;
    --ink-3:      #1b110a;
    --panel:      rgba(28, 18, 10, .62);

    --cream:      #f3e8d0;
    --cream-2:    #d9c69f;
    --cream-3:    #a8946e;
    --muted:      #7a6648;

    --gold-1:     #fff1c1;
    --gold-2:     #e9c870;
    --gold-3:     #c9a046;
    --gold-4:     #8e6a22;
    --gold-line:  rgba(233, 200, 112, .35);
    --gold-faint: rgba(233, 200, 112, .12);
    --gold-grad:  linear-gradient(100deg, #8e6a22 0%, #e9c870 22%, #fff1c1 40%, #c9a046 58%, #f5dc94 76%, #8e6a22 100%);

    --rose:       #c75a6e;
    --rose-soft:  #f0b6c0;
    --crimson:    #6e1424;
    --jade:       #2f5a46;

    --serif-th:   'Noto Serif Thai', serif;
    --display-th: 'Srisakdi', 'Noto Serif Thai', serif;
    --hand-th:    'Charm', 'Noto Serif Thai', cursive;
    --serif-en:   'Cormorant Garamond', serif;
    --script-en:  'Pinyon Script', cursive;
    --sans-th:    'Sarabun', sans-serif;

    /* aliases used by scenes.css */
    --gold: #c9a046; --gold-bright: #e9c870; --gold-dark: #8e6a22; --gold-border: rgba(233,200,112,.35);

    --ease-out:   cubic-bezier(.16, 1, .3, 1);
    --ease-spring:cubic-bezier(.34, 1.56, .64, 1);
}

html { scroll-behavior:smooth; }
body {
    font-family: var(--sans-th);
    background: var(--ink);
    color: var(--cream);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}
body.locked { overflow:hidden; height:100vh; }
img, video { display:block; max-width:100%; }
button { font:inherit; color:inherit; background:none; border:0; cursor:pointer; }
::selection { background: rgba(233,200,112,.35); color:#fff; }

/* Film grain + vignette over everything — the "expensive" texture */
.grain {
    position:fixed; inset:-50%; z-index:900; pointer-events:none;
    opacity:.07; mix-blend-mode:overlay;
    background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
    animation: grain 1.2s steps(6) infinite;
}
@keyframes grain {
    0%,100% { transform:translate(0,0) }   20% { transform:translate(-3%,2%) }
    40% { transform:translate(2%,-3%) }    60% { transform:translate(-2%,-1%) }
    80% { transform:translate(3%,3%) }
}
.vignette {
    position:fixed; inset:0; z-index:899; pointer-events:none;
    background: radial-gradient(ellipse at 50% 50%, transparent 55%, rgba(0,0,0,.55) 100%);
}

#fxCanvas { position:fixed; inset:0; z-index:5; pointer-events:none; }

/* Gold gradient text utility */
.gold-text {
    background: var(--gold-grad);
    background-size: 220% 100%;
    -webkit-background-clip: text; background-clip: text;
    color: transparent;
    animation: shimmer 6s linear infinite;
}
@keyframes shimmer { to { background-position: -220% 0; } }

/* ════════════════════════════════════════
   GATE — sealed invitation
   ════════════════════════════════════════ */
#gate {
    position:fixed; inset:0; z-index:1000;
    display:grid; place-items:center;
    background: var(--ink);
    overflow:hidden;
}
#gate .gate-bg {
    position:absolute; inset:-4%;
    background: url('assets/theme/couple-wide.jpg') center 30%/cover no-repeat;
    opacity: calc(var(--theme-img-opacity) * .55);
    filter: blur(6px) sepia(.4) saturate(.8);
    animation: kenburns 30s ease-in-out infinite alternate;
}
#gate::after {
    content:''; position:absolute; inset:0;
    background: radial-gradient(ellipse at center, rgba(10,6,4,.2) 0%, rgba(10,6,4,.92) 75%);
}
.curtain {
    position:absolute; top:0; bottom:0; width:50.5%; z-index:2;
    background:
        repeating-linear-gradient(90deg, rgba(0,0,0,.18) 0 2px, transparent 2px 38px),
        linear-gradient(90deg, #4a0e18, #6e1424 40%, #3a0a12);
    box-shadow: inset 0 0 120px rgba(0,0,0,.7);
    transition: transform 1.8s cubic-bezier(.77,0,.18,1);
}
.curtain::after {
    content:''; position:absolute; top:0; bottom:0; width:5px;
    background: var(--gold-grad); opacity:.8;
}
.curtain.left  { left:0; }
.curtain.left::after  { right:0; }
.curtain.right { right:0; }
.curtain.right::after { left:0; }
.gate-inner {
    position:relative; z-index:3; text-align:center; padding:60px 70px;
    transition: opacity .8s ease, transform 1s var(--ease-out);
}
.gate-eyebrow {
    font-family: var(--serif-en); font-style:italic;
    letter-spacing:.35em; text-transform:uppercase; font-size:12px;
    color: var(--gold-2); opacity:.85;
}
.gate-to {
    font-family: var(--hand-th); font-size: clamp(21px, 5.6vw, 38px); white-space:nowrap;
    color: var(--cream); margin:14px 0 34px;
}
.seal {
    position:relative; width:150px; height:150px; margin:0 auto;
    border-radius:50%; cursor:pointer;
    background: radial-gradient(circle at 35% 30%, #b8323f 0%, #7d1420 55%, #4a0a12 100%);
    box-shadow:
        inset 0 -8px 18px rgba(0,0,0,.45),
        inset 0 6px 12px rgba(255,180,180,.2),
        0 14px 40px rgba(0,0,0,.6),
        0 0 0 6px rgba(125,20,32,.35);
    display:grid; place-items:center;
    transition: transform .5s var(--ease-spring);
    animation: sealBreath 3.2s ease-in-out infinite;
}
.seal:hover { transform: scale(1.06) rotate(-4deg); }
@keyframes sealBreath {
    0%,100% { box-shadow: inset 0 -8px 18px rgba(0,0,0,.45), inset 0 6px 12px rgba(255,180,180,.2), 0 14px 40px rgba(0,0,0,.6), 0 0 0 6px rgba(125,20,32,.35), 0 0 0 0 rgba(233,200,112,.0); }
    50%     { box-shadow: inset 0 -8px 18px rgba(0,0,0,.45), inset 0 6px 12px rgba(255,180,180,.2), 0 14px 40px rgba(0,0,0,.6), 0 0 0 6px rgba(125,20,32,.35), 0 0 0 22px rgba(233,200,112,.08); }
}
.seal::before {
    content:''; position:absolute; inset:12px; border-radius:50%;
    border:1.5px dashed rgba(255,215,160,.45);
}
.seal-mono {
    font-family: var(--display-th); font-size:44px; line-height:1;
    color: #f4d48a; text-shadow: 0 2px 0 rgba(0,0,0,.35);
}
.seal-mono small { display:block; font-family:var(--serif-en); font-size:11px; letter-spacing:.3em; margin-top:6px; }
.gate-hint {
    margin-top:30px; font-family: var(--serif-th); font-size:14px;
    color: var(--cream-2); letter-spacing:.08em;
    animation: hintPulse 2.4s ease-in-out infinite;
}
@keyframes hintPulse { 50% { opacity:.4; } }

.gate-inner::before {
    content:''; position:absolute; inset:-40px -80px; z-index:-1; border-radius:50%;
    background: radial-gradient(ellipse at center, rgba(30,6,10,.92) 30%, rgba(30,6,10,0) 70%);
}
#gate.opening .gate-inner { opacity:0; transform: scale(1.15); }
#gate.opening .seal { animation:none; transform: scale(1.4) rotate(20deg); opacity:0; transition: all .7s ease; }
#gate.opening .curtain.left  { transform: translateX(-102%); }
#gate.opening .curtain.right { transform: translateX(102%); }
#gate.opening::after, #gate.opening .gate-bg { opacity:0; transition: opacity 1.6s ease .5s; }
#gate.gone { display:none; }

/* ════════════════════════════════════════
   Chrome: progress bar, nav, music button
   ════════════════════════════════════════ */
#progress {
    position:fixed; top:0; left:0; height:2px; width:100%; z-index:950;
    background: var(--gold-grad); transform-origin:0 50%; transform:scaleX(0);
    box-shadow: 0 0 10px rgba(233,200,112,.6);
}
.side-nav {
    position:fixed; right:22px; top:50%; transform:translateY(-50%);
    z-index:940; display:flex; flex-direction:column; gap:16px;
}
.nav-dot {
    position:relative; width:10px; height:10px;
    transform: rotate(45deg);
    border:1px solid var(--gold-3); background: transparent;
    transition: all .4s var(--ease-out);
}
.nav-dot.active { background: var(--gold-2); box-shadow: 0 0 12px rgba(233,200,112,.7); transform: rotate(45deg) scale(1.25); }
.nav-dot span {
    position:absolute; right:22px; top:50%;
    transform: rotate(-45deg) translate(0,-50%); transform-origin: right center;
    white-space:nowrap; font-family: var(--serif-th); font-size:12px; color: var(--gold-2);
    opacity:0; pointer-events:none; transition: opacity .3s;
}
.nav-dot:hover span { opacity:1; }

.bgm-toggle {
    position:fixed; left:22px; bottom:22px; z-index:940;
    width:52px; height:52px; border-radius:50%;
    display:grid; place-items:center;
    background: rgba(18,11,7,.75); backdrop-filter: blur(8px);
    border:1px solid var(--gold-line);
    box-shadow: 0 8px 24px rgba(0,0,0,.5);
    transition: transform .4s var(--ease-spring), border-color .3s;
}
.bgm-toggle:hover { transform: scale(1.1); border-color: var(--gold-2); }
.eq { display:flex; align-items:flex-end; gap:3px; height:18px; }
.eq i { width:3px; height:4px; background: var(--gold-2); border-radius:2px; }
.bgm-toggle.playing .eq i { animation: eq 1s ease-in-out infinite; }
.eq i:nth-child(2) { animation-delay:-.3s !important; }
.eq i:nth-child(3) { animation-delay:-.6s !important; }
.eq i:nth-child(4) { animation-delay:-.15s !important; }
@keyframes eq { 0%,100% { height:4px } 50% { height:18px } }
.bgm-label {
    position:absolute; left:64px; white-space:nowrap;
    font-family: var(--serif-th); font-size:12px; color: var(--cream-3);
    opacity:0; transform: translateX(-6px); transition: all .3s;
}
.bgm-toggle:hover .bgm-label { opacity:1; transform:none; }

/* ════════════════════════════════════════
   Sections & headings
   ════════════════════════════════════════ */
section { position:relative; padding: 130px 24px; overflow:hidden; }
.wrap { max-width: 1120px; margin: 0 auto; position:relative; z-index:2; }

.sec-head { text-align:center; margin-bottom: 70px; }
.sec-kicker {
    display:inline-flex; align-items:center; gap:14px;
    font-family: var(--serif-en); font-style:italic; font-size:14px;
    letter-spacing:.32em; text-transform:uppercase; color: var(--gold-2);
}
.sec-kicker::before, .sec-kicker::after {
    content:''; width:46px; height:1px;
    background: linear-gradient(90deg, transparent, var(--gold-3));
}
.sec-kicker::after { transform: scaleX(-1); }
.sec-title {
    font-family: var(--display-th); font-weight:400;
    font-size: clamp(38px, 6.2vw, 68px); line-height:1.25;
    margin-top: 12px;
}
.sec-sub {
    font-family: var(--serif-th); font-size: 16px; font-weight:300;
    color: var(--cream-3); margin-top:14px; line-height:1.9;
}
.flourish {
    display:block; width:180px; height:22px; margin: 18px auto 0;
}
.flourish path { stroke: var(--gold-3); stroke-width:1; fill:none; stroke-dasharray: 400; stroke-dashoffset: 400; transition: stroke-dashoffset 2.2s var(--ease-out) .3s; }
.flourish circle { fill: var(--gold-2); }
.in .flourish path, .flourish.in path { stroke-dashoffset: 0; }

/* Reveal system */
.rv { opacity:0; transform: translateY(40px); transition: opacity 1.1s var(--ease-out), transform 1.1s var(--ease-out), filter 1.1s var(--ease-out); transition-delay: var(--d, 0s); }
.rv.zoom  { transform: scale(.9); }
.rv.left  { transform: translateX(-70px); }
.rv.right { transform: translateX(70px); }
.rv.blur  { filter: blur(12px); transform: translateY(20px); }
.rv.in    { opacity:1; transform:none; filter:none; }

.clip-reveal { clip-path: inset(0 0 100% 0); transition: clip-path 1.4s var(--ease-out); transition-delay: var(--d,0s); }
.clip-reveal.in { clip-path: inset(0 0 0 0); }

/* ════════════════════════════════════════
   HERO
   ════════════════════════════════════════ */
#hero {
    min-height: 100vh; min-height: 100svh;
    display:flex; flex-direction:column; align-items:center; justify-content:center;
    padding: clamp(52px, 9vh, 90px) 24px clamp(26px, 5vh, 46px);
    background: radial-gradient(ellipse at 50% 40%, #2a1709 0%, var(--ink) 70%);
}
.theme-bg {
    position:absolute; inset:-6%; z-index:0;
    background-position: center 28%; background-size: cover; background-repeat:no-repeat;
    opacity: var(--theme-img-opacity);
    filter: sepia(.35) saturate(.9) contrast(1.05) blur(.6px);
    will-change: transform;
}
#hero .theme-bg { background-image: url('assets/theme/couple-wide.jpg'); animation: kenburns 28s ease-in-out infinite alternate; }
@keyframes kenburns {
    from { transform: scale(1.05) translate(0,0); }
    to   { transform: scale(1.18) translate(-2%, -1.5%); }
}
.theme-shade {
    position:absolute; inset:0; z-index:1; pointer-events:none;
    background:
        linear-gradient(180deg, rgba(10,6,4,.55) 0%, rgba(10,6,4,.15) 35%, rgba(10,6,4,.35) 65%, var(--ink) 100%),
        radial-gradient(ellipse at 50% 50%, transparent 30%, rgba(10,6,4,.7) 100%);
}

.hero-frame {
    position:absolute; inset: 28px; z-index:2; pointer-events:none;
    border: 1px solid var(--gold-line);
}
.hero-frame::before {
    content:''; position:absolute; inset:8px; border:1px solid var(--gold-faint);
}
.hf-c { position:absolute; width:56px; height:56px; }
.hf-c svg { width:100%; height:100%; }
.hf-c path { stroke: var(--gold-2); fill:none; stroke-width:1.2; }
.hf-c.tl { top:-8px; left:-8px; }
.hf-c.tr { top:-8px; right:-8px; transform: scaleX(-1); }
.hf-c.bl { bottom:-8px; left:-8px; transform: scaleY(-1); }
.hf-c.br { bottom:-8px; right:-8px; transform: scale(-1,-1); }

.hero-inner { position:relative; z-index:3; text-align:center; max-width: 900px; }

.hero-eyebrow {
    font-family: var(--serif-en); font-style:italic; font-size: 15px;
    letter-spacing: .5em; text-transform: uppercase; color: var(--gold-2);
}
.hero-medallion {
    position:relative; width: 230px; height: 230px; margin: 26px auto 10px;
}
.hero-medallion .ring-text {
    position:absolute; inset:0; width:100%; height:100%;
    animation: spin 40s linear infinite;
}
.ring-text text {
    font-family: var(--serif-en); font-size: 11.5px; letter-spacing: 4.2px;
    fill: var(--gold-2); text-transform: uppercase;
}
.hero-medallion .ring-line { position:absolute; inset:12%; border-radius:50%; border:1px solid var(--gold-line); }
.hero-medallion .ring-line.two { inset:15.6%; border-style:dashed; animation: spin 60s linear infinite reverse; }
@keyframes spin { to { transform: rotate(360deg); } }
.hero-six {
    position:absolute; inset:0; display:grid; place-items:center;
    font-family: var(--display-th); font-size: 118px; line-height:1;
    filter: drop-shadow(0 6px 20px rgba(233,200,112,.25));
}
.hero-six small {
    position:absolute; bottom: 23%; left:0; right:0;
    font-family: var(--serif-th); font-size: 13px; letter-spacing:.3em; color: var(--cream-2);
}

.hero-names {
    font-family: var(--display-th); font-weight:400;
    font-size: clamp(42px, 8vw, 92px); line-height: 1.2;
    display:flex; align-items:center; justify-content:center; flex-wrap:wrap; gap: .1em .35em;
}
.hero-names .nm { display:inline-flex; }
.hero-names .ch {
    display:inline-block; opacity:0; transform: translateY(.5em) rotate(6deg); filter: blur(8px);
    background: var(--gold-grad); background-size: 300% 100%;
    -webkit-background-clip:text; background-clip:text; color:transparent;
}
.opened .hero-names .ch {
    animation: charIn 1.1s var(--ease-out) forwards, shimmer 7s linear infinite;
    animation-delay: calc(1.2s + var(--i) * .07s), 0s;
}
@keyframes charIn { to { opacity:1; transform:none; filter:none; } }
.hero-amp {
    font-family: var(--script-en); font-size: .7em; color: var(--rose-soft);
    opacity:0; transform: scale(.3);
    text-shadow: 0 0 24px rgba(199,90,110,.6);
}
.opened .hero-amp { animation: ampIn 1.2s var(--ease-spring) 1.7s forwards, heartbeat 1.6s ease-in-out 3s infinite; }
@keyframes ampIn { to { opacity:1; transform: scale(1); } }
@keyframes heartbeat { 0%,100% { transform:scale(1) } 15% { transform:scale(1.18) } 30% { transform:scale(1) } 45% { transform:scale(1.1) } }

.hero-date {
    margin-top: 18px; font-family: var(--serif-th); font-size: 17px; letter-spacing: .14em; color: var(--cream-2);
}
.hero-line {
    font-family: var(--hand-th); font-size: clamp(22px, 3vw, 30px); color: var(--cream);
    margin-top: 8px;
}

.hero-fade { opacity:0; transform: translateY(20px); }
.opened .hero-fade { animation: fadeUp 1.2s var(--ease-out) forwards; animation-delay: var(--d, 2s); }
@keyframes fadeUp { to { opacity:1; transform:none; } }

.counter {
    margin: 38px auto 0; display:inline-flex; gap: 14px; align-items: stretch;
    padding: 18px 26px; border-radius: 4px;
    background: linear-gradient(180deg, rgba(30,19,10,.72), rgba(14,9,5,.72));
    border:1px solid var(--gold-line);
    backdrop-filter: blur(6px);
    box-shadow: 0 20px 50px rgba(0,0,0,.45), inset 0 1px 0 rgba(255,241,193,.08);
}
.cnt { min-width: 68px; text-align:center; }
.cnt b {
    display:block; font-family: var(--serif-en); font-weight:500; font-size: 40px; line-height:1;
    color: var(--gold-1); font-variant-numeric: tabular-nums;
}
.cnt b.tick { animation: tick .5s var(--ease-out); }
@keyframes tick { from { transform: translateY(-30%); opacity:.2; } }
.cnt span { display:block; margin-top:8px; font-family: var(--serif-th); font-size: 12px; color: var(--cream-3); letter-spacing:.12em; }
.cnt-sep { width:1px; background: linear-gradient(transparent, var(--gold-line), transparent); }

.scroll-cue {
    position:relative; margin: clamp(16px, 4vh, 40px) auto 0; width:max-content; z-index:3;
    display:flex; flex-direction:column; align-items:center; gap: 10px;
    font-family: var(--serif-en); font-style:italic; font-size:12px; letter-spacing:.3em; color: var(--gold-2);
}
.scroll-cue i { width:1px; height: 46px; background: linear-gradient(var(--gold-2), transparent); position:relative; overflow:hidden; }
.scroll-cue i::after { content:''; position:absolute; left:-1px; top:-12px; width:3px; height:12px; background: var(--gold-1); animation: drip 2s ease-in-out infinite; }
@keyframes drip { to { top: 46px; } }

/* ════════════════════════════════════════
   STORY — timeline chapters
   ════════════════════════════════════════ */
#story { background: linear-gradient(180deg, var(--ink) 0%, var(--ink-2) 100%); }
.timeline { position:relative; }
.tl-track {
    position:absolute; left:50%; top:0; bottom:0; width:1px; transform: translateX(-50%);
    background: var(--gold-faint);
}
.tl-fill {
    position:absolute; left:0; top:0; width:100%; height:100%;
    background: linear-gradient(var(--gold-1), var(--gold-3));
    transform-origin: top; transform: scaleY(0);
    box-shadow: 0 0 10px rgba(233,200,112,.6);
}
.chapter {
    position:relative; display:grid; grid-template-columns: 1fr 1fr; gap: 90px;
    align-items:center; margin-bottom: 150px;
}
.chapter:last-child { margin-bottom: 0; }
.chapter.alt .ch-photos { order: 2; }
.ch-node {
    position:absolute; left:50%; top:50%; transform: translate(-50%,-50%) rotate(45deg);
    width:16px; height:16px; background: var(--ink); border:1px solid var(--gold-2); z-index:2;
    transition: all .6s var(--ease-spring);
}
.chapter.in .ch-node { background: var(--gold-2); box-shadow: 0 0 0 6px rgba(233,200,112,.12), 0 0 20px rgba(233,200,112,.7); }

.ch-text { position:relative; }
.ch-num {
    font-family: var(--serif-en); font-style:italic; font-size: 15px; letter-spacing:.3em; color: var(--gold-2);
    text-transform: uppercase;
}
.ch-num em { font-family: var(--display-th); font-style: normal; font-size: 150px; letter-spacing:0; line-height:1; opacity:.09; position:absolute; top:-95px; right:0; pointer-events:none; }
.ch-title {
    font-family: var(--serif-th); font-weight:500; font-size: clamp(26px, 3.2vw, 36px);
    margin: 10px 0 16px; color: var(--cream); line-height:1.4;
}
.ch-body { font-family: var(--serif-th); font-weight:300; font-size: 16px; line-height: 2.05; color: var(--cream-2); }
.ch-quote { margin-top: 18px; font-family: var(--hand-th); font-size: 22px; color: var(--rose-soft); }

.ch-photos { position:relative; height: 470px; }
.frame {
    position:absolute; overflow:hidden; background: #000;
    border: 1px solid var(--gold-line);
    box-shadow: 0 30px 70px rgba(0,0,0,.6), 0 0 0 6px rgba(10,6,4,.9), 0 0 0 7px var(--gold-line);
    cursor: zoom-in;
}
.frame img { width:100%; height:100%; object-fit:cover; transition: transform 1.6s var(--ease-out), filter .8s; filter: saturate(.92) sepia(.08); }
.frame:hover img { transform: scale(1.06); filter: saturate(1.05) sepia(0); }
.frame.main { width: 76%; height: 82%; top:0; left:0; }
.frame.sub  { width: 46%; height: 52%; bottom:0; right:0; z-index:2; }
.chapter.alt .frame.main { left:auto; right:0; }
.chapter.alt .frame.sub  { right:auto; left:0; }
.frame::after {
    content:''; position:absolute; inset:0; pointer-events:none;
    background: linear-gradient(120deg, transparent 35%, rgba(255,241,193,.18) 50%, transparent 65%);
    transform: translateX(-100%); transition: transform 1.2s var(--ease-out);
}
.frame:hover::after { transform: translateX(100%); }

/* ════════════════════════════════════════
   GALLERY — polaroid wall
   ════════════════════════════════════════ */
#gallery {
    background:
        radial-gradient(ellipse at 20% 10%, rgba(110,20,36,.18), transparent 50%),
        radial-gradient(ellipse at 80% 90%, rgba(47,90,70,.14), transparent 50%),
        var(--ink-2);
}
.wall { columns: 4 200px; column-gap: 26px; }
.polaroid {
    break-inside: avoid; margin-bottom: 30px; display:block; width:100%;
    background: #f6efe0; padding: 12px 12px 0; border-radius: 2px;
    box-shadow: 0 18px 40px rgba(0,0,0,.55), 0 2px 0 rgba(0,0,0,.2);
    transform: rotate(var(--r, 0deg));
    transition: transform .6s var(--ease-spring), box-shadow .5s;
    position:relative; cursor: zoom-in;
}
.polaroid::before {
    content:''; position:absolute; top:-10px; left:50%; width:74px; height:22px;
    transform: translateX(-50%) rotate(var(--tr, -3deg));
    background: rgba(233,200,112,.55); box-shadow: 0 2px 4px rgba(0,0,0,.2);
    mix-blend-mode: multiply;
}
.polaroid:hover { transform: rotate(0) scale(1.05) translateY(-8px); z-index:5; box-shadow: 0 34px 70px rgba(0,0,0,.7), 0 0 0 1px var(--gold-2); }
.polaroid img { width:100%; height:auto; filter: sepia(.1) contrast(1.02); }
.polaroid figcaption {
    font-family: var(--hand-th); font-size: 19px; color: #3a2a1a; text-align:center;
    padding: 12px 6px 14px; line-height:1.35;
}
.polaroid.rv { transform: translateY(60px) rotate(var(--r)); }
.polaroid.rv.in { transform: rotate(var(--r)); }
.polaroid.rv.in:hover { transform: rotate(0) scale(1.05) translateY(-8px); }

/* Lightbox */
.lightbox {
    position:fixed; inset:0; z-index:980; display:grid; place-items:center;
    background: rgba(6,4,2,.94); backdrop-filter: blur(10px);
    opacity:0; pointer-events:none; transition: opacity .5s ease;
}
.lightbox.show { opacity:1; pointer-events:auto; }
.lb-stage { position:relative; max-width: min(92vw, 1100px); max-height: 84vh; text-align:center; }
.lb-stage img, .lb-stage video {
    max-width: 100%; max-height: 76vh; margin: 0 auto;
    border:1px solid var(--gold-line);
    box-shadow: 0 40px 100px rgba(0,0,0,.8), 0 0 0 8px rgba(10,6,4,.9), 0 0 0 9px var(--gold-line);
    transform: scale(.94); opacity:0; transition: all .6s var(--ease-out);
}
.lightbox.show .lb-stage img, .lightbox.show .lb-stage video { transform:none; opacity:1; }
.lb-cap { margin-top: 22px; font-family: var(--hand-th); font-size: 24px; color: var(--cream); }
.lb-btn {
    position:fixed; width:54px; height:54px; border-radius:50%;
    border:1px solid var(--gold-line); color: var(--gold-2); font-size: 26px;
    display:grid; place-items:center; background: rgba(18,11,7,.6);
    transition: all .3s;
}
.lb-btn:hover { background: var(--gold-2); color: var(--ink); }
.lb-prev { left: 3vw; top:50%; transform: translateY(-50%); }
.lb-next { right: 3vw; top:50%; transform: translateY(-50%); }
.lb-close { right: 3vw; top: 3vh; font-size: 22px; }

/* ════════════════════════════════════════
   PHOTO BOOTH — strips on a string
   ════════════════════════════════════════ */
#booth {
    background:
        radial-gradient(ellipse at 50% 0%, rgba(199,90,110,.16), transparent 60%),
        linear-gradient(180deg, var(--ink-2), var(--ink));
}
.booth-line {
    position:relative; display:flex; justify-content:center; align-items:flex-start;
    gap: clamp(18px, 3vw, 44px); padding-top: 34px; margin-bottom: 30px;
}
.booth-string { position:absolute; top:0; left:2%; width:96%; height:60px; overflow:visible; pointer-events:none; }
.booth-string path { fill:none; stroke: var(--gold-3); stroke-width:1.4; stroke-dasharray: 2 5; vector-effect: non-scaling-stroke; opacity:.8; }

.strip {
    position:relative; flex: 0 0 auto; width: clamp(120px, 12.5vw, 170px);
    cursor: zoom-in; transform-origin: 50% -26px;
    animation: stripSway 6s ease-in-out infinite; animation-delay: calc(var(--sw) * -1.5s);
}
.strip.wide { width: clamp(200px, 21vw, 280px); margin-top: 18px; }
.strip:first-of-type { margin-top: 26px; }
@keyframes stripSway {
    0%,100% { rotate: calc(var(--sw) * 2.2deg); }
    50%     { rotate: calc(var(--sw) * -1.6deg); }
}
.strip-in {
    position:relative; overflow:hidden; background:#fff; padding: 7px;
    box-shadow: 0 26px 50px rgba(0,0,0,.6), 0 0 0 1px rgba(233,200,112,.25);
    transition: transform .6s var(--ease-spring), box-shadow .5s;
}
.strip:hover .strip-in { transform: scale(1.05) translateY(-6px); box-shadow: 0 40px 70px rgba(0,0,0,.7), 0 0 0 1px var(--gold-2), 0 0 40px rgba(233,200,112,.18); }
.strip img { width:100%; height:auto; }
.strip figcaption {
    text-align:center; margin-top: 14px; font-family: var(--hand-th); font-size: 19px; color: var(--cream-2);
}
.clip {
    position:absolute; z-index:3; top: -22px; left:50%; transform: translateX(-50%);
    width: 18px; height: 34px; border-radius: 3px;
    background: linear-gradient(90deg, #8e6a22, #f5dc94 45%, #c9a046 60%, #8e6a22);
    box-shadow: 0 4px 8px rgba(0,0,0,.5);
}
.clip::after { content:''; position:absolute; left:50%; top:6px; width:4px; height:4px; margin-left:-2px; border-radius:50%; background:#5a3a10; }

/* camera flash */
.flash { position:absolute; inset:0; z-index:4; pointer-events:none; background:#fff; opacity:0; }
.flash.go { animation: flash .75s ease-out; }
@keyframes flash { 0% { opacity:.95; } 100% { opacity:0; } }

/* the little booth machine */
.booth-cam {
    position:relative; flex: 0 1 360px; margin-top: 46px; padding: 0 16px 18px;
    background: linear-gradient(180deg, #2a1209, #170a05);
    border:1px solid var(--gold-line); border-radius: 10px 10px 4px 4px;
    box-shadow: 0 30px 70px rgba(0,0,0,.6), inset 0 1px 0 rgba(255,241,193,.08);
}
.booth-top {
    display:flex; align-items:center; justify-content:center; gap:10px;
    margin: 0 -16px 14px; padding: 12px; border-radius: 10px 10px 0 0;
    background: linear-gradient(180deg, #6e1424, #4a0c18); border-bottom: 2px solid var(--gold-3);
}
.booth-sign { font-family: var(--serif-en); font-weight:500; letter-spacing:.42em; font-size: 13px; color: var(--gold-1); text-shadow: 0 0 10px rgba(233,200,112,.6); }
.booth-bulb { width:9px; height:9px; border-radius:50%; background:#ff5a6e; box-shadow: 0 0 10px #ff5a6e; animation: hintPulse 1.2s ease-in-out infinite; }
.booth-curtain {
    position:absolute; top: 46px; width: 28px; height: 70%; z-index:2; pointer-events:none;
    background: repeating-linear-gradient(90deg, #5e1222 0 5px, #7d1a2e 5px 10px);
    box-shadow: inset 0 0 10px rgba(0,0,0,.6);
}
.booth-curtain.l { left: 4px; border-radius: 0 0 14px 0; }
.booth-curtain.r { right: 4px; border-radius: 0 0 0 14px; }
.booth-screen {
    position:relative; display:block; width:100%; aspect-ratio: 3/2; overflow:hidden; border-radius:4px;
    background:#000; border:1px solid var(--gold-line); cursor:pointer;
}
.booth-screen video { width:100%; height:100%; object-fit:cover; }
.booth-rec {
    position:absolute; top:10px; left:12px; z-index:3; font-family: var(--serif-en); font-size: 12px; letter-spacing:.15em;
    color:#ff6b7d; text-shadow: 0 0 6px rgba(0,0,0,.8); animation: hintPulse 1.4s ease-in-out infinite;
}
.booth-sound {
    position:absolute; bottom:10px; left:50%; transform: translateX(-50%); z-index:3; white-space:nowrap;
    padding: 5px 14px; border-radius: 100px; background: rgba(10,6,4,.65); border:1px solid var(--gold-line);
    font-family: var(--serif-th); font-size: 12.5px; color: var(--cream);
    opacity:.85; transition: opacity .3s, transform .3s;
}
.booth-screen:hover .booth-sound { opacity:1; transform: translateX(-50%) scale(1.05); }
.booth-cap { text-align:center; margin-top: 14px; font-family: var(--hand-th); font-size: 21px; color: var(--cream); }

@media (max-width: 860px) {
    .booth-line { flex-wrap: wrap; row-gap: 56px; }
    .booth-string { display:none; }
    .booth-cam { order: -1; flex: 0 0 auto; width: min(440px, 100%); margin: 0 max(0px, calc((100% - 440px) / 2)); }
    .strip, .strip:first-of-type { width: clamp(118px, 38vw, 170px); margin-top: 0; }
    .strip.wide { width: clamp(220px, 70vw, 300px); margin-top: 0; }
}

/* ════════════════════════════════════════
   MOVING MEMORIES — video reel
   ════════════════════════════════════════ */
#reel { background: var(--ink); }
.reel {
    display:flex; gap: 24px; overflow-x:auto; padding: 30px 6px 40px;
    scroll-snap-type: x mandatory; scrollbar-width: thin; scrollbar-color: var(--gold-4) transparent;
    -webkit-mask-image: linear-gradient(90deg, transparent, #000 4%, #000 96%, transparent);
            mask-image: linear-gradient(90deg, transparent, #000 4%, #000 96%, transparent);
}
.reel::-webkit-scrollbar { height:6px; }
.reel::-webkit-scrollbar-thumb { background: var(--gold-4); border-radius:3px; }
.vcard {
    flex: 0 0 auto; width: 230px; aspect-ratio: 9/16; position:relative;
    scroll-snap-align: center; overflow:hidden; border-radius: 3px;
    border:1px solid var(--gold-line); background:#000;
    box-shadow: 0 24px 50px rgba(0,0,0,.6);
    transition: transform .6s var(--ease-spring), box-shadow .5s;
}
.vcard.wide { width: 400px; aspect-ratio: 16/10; align-self:center; }
.vcard:hover { transform: translateY(-12px); box-shadow: 0 40px 70px rgba(0,0,0,.7), 0 0 0 1px var(--gold-2), 0 0 40px rgba(233,200,112,.15); }
.vcard video, .vcard img { width:100%; height:100%; object-fit:cover; }
.vcard::before, .vcard::after { /* film perforations */
    content:''; position:absolute; top:0; bottom:0; width:12px; z-index:2;
    background: repeating-linear-gradient(180deg, transparent 0 8px, rgba(0,0,0,.75) 8px 14px, transparent 14px 22px);
    opacity:.55;
}
.vcard::before { left:4px; } .vcard::after { right:4px; }
.vcard .vmeta {
    position:absolute; left:0; right:0; bottom:0; z-index:3; padding: 40px 16px 16px;
    background: linear-gradient(transparent, rgba(0,0,0,.85));
    font-family: var(--hand-th); font-size: 20px; color: var(--cream);
}
.vplay {
    position:absolute; top:50%; left:50%; z-index:3; transform: translate(-50%,-50%);
    width:62px; height:62px; border-radius:50%;
    display:grid; place-items:center;
    background: rgba(10,6,4,.45); border:1px solid var(--gold-2); backdrop-filter: blur(4px);
    transition: all .4s var(--ease-spring);
}
.vplay::after { content:''; border-left: 16px solid var(--gold-1); border-top:10px solid transparent; border-bottom:10px solid transparent; margin-left:4px; }
.vcard:hover .vplay { transform: translate(-50%,-50%) scale(1.15); background: rgba(233,200,112,.25); }
.reel-hint { text-align:center; font-family: var(--serif-th); font-size: 13px; color: var(--muted); letter-spacing:.1em; }

/* ════════════════════════════════════════
   REASONS — flip cards
   ════════════════════════════════════════ */
#reasons { background: linear-gradient(180deg, var(--ink) 0%, #160c08 100%); }
.reasons { display:grid; grid-template-columns: repeat(3, 1fr); gap: 26px; perspective: 1400px; }
.rcard { height: 320px; cursor:pointer; }
.rcard-in {
    position:relative; width:100%; height:100%;
    transform-style: preserve-3d; transition: transform 1s var(--ease-out);
}
.rcard.flip .rcard-in { transform: rotateY(180deg); }
@media (hover:hover) { .rcard:hover .rcard-in { transform: rotateY(180deg); } }
.rface {
    position:absolute; inset:0; backface-visibility:hidden; -webkit-backface-visibility:hidden;
    border:1px solid var(--gold-line); border-radius: 4px; overflow:hidden;
    display:flex; flex-direction:column; align-items:center; justify-content:center; text-align:center;
    padding: 30px;
}
.rfront {
    background:
        radial-gradient(circle at 50% 40%, rgba(233,200,112,.12), transparent 60%),
        linear-gradient(160deg, #24150b, #120a06);
}
.rfront::before {
    content:''; position:absolute; inset:10px; border:1px solid var(--gold-faint);
}
.rfront .rn { font-family: var(--display-th); font-size: 84px; line-height:1; }
.rfront .rl { margin-top: 14px; font-family: var(--serif-th); font-size: 15px; color: var(--cream-2); letter-spacing:.1em; }
.rfront .rtap { position:absolute; bottom: 22px; font-family: var(--serif-en); font-style: italic; font-size: 12px; letter-spacing:.25em; color: var(--muted); }
.rback { transform: rotateY(180deg); padding:0; justify-content:flex-end; }
.rback img { position:absolute; inset:0; width:100%; height:100%; object-fit:cover; object-position:center 22%; filter: brightness(.55) sepia(.2); }
.rback p {
    position:relative; z-index:2; padding: 26px 24px 30px;
    font-family: var(--serif-th); font-size: 17px; line-height: 1.85; color: #fff;
    background: linear-gradient(transparent, rgba(10,6,4,.9) 35%);
    width:100%;
}

/* ════════════════════════════════════════
   DREAMS (scene visuals live in scenes.css)
   ════════════════════════════════════════ */
#dreams { background: var(--ink-2); }
.dream-grid { display:grid; grid-template-columns: repeat(3,1fr); gap: 28px; }
.dream-card {
    position:relative; overflow:hidden; border-radius: 6px; text-align:center;
    background: linear-gradient(180deg, rgba(36,22,12,.9), rgba(16,10,6,.95));
    border:1px solid var(--gold-line);
    box-shadow: 0 20px 50px rgba(0,0,0,.45);
    transition: transform .7s var(--ease-spring), box-shadow .6s, border-color .6s;
}
.dream-card:hover { transform: translateY(-14px); border-color: var(--gold-2); box-shadow: 0 40px 80px rgba(0,0,0,.6), 0 0 40px rgba(233,200,112,.12); }
.dream-card .card-visual { height: 210px; border-radius: 0; }
.dream-shine {
    position:absolute; inset:0; z-index:10; pointer-events:none;
    background: linear-gradient(115deg, transparent 30%, rgba(255,241,193,.22) 50%, transparent 70%);
    transform: translateX(-110%); transition: transform 1s var(--ease-out);
}
.dream-card:hover .dream-shine { transform: translateX(110%); }
.card-content { padding: 28px 26px 32px; }
.dream-title { font-family: var(--serif-th); font-weight:500; font-size: 22px; color: var(--gold-1); margin-bottom: 12px; }
.dream-text { font-family: var(--serif-th); font-weight:300; font-size: 14.5px; line-height: 1.95; color: var(--cream-2); margin-bottom: 18px; }
.dream-tag {
    display:inline-block; font-family: var(--serif-en); font-style:italic; font-size: 13px; letter-spacing:.18em;
    color: var(--gold-2); border-top:1px solid var(--gold-line); padding-top: 12px;
}

/* ════════════════════════════════════════
   LETTER — envelope
   ════════════════════════════════════════ */
#letter { background: var(--ink); padding-bottom: 160px; }
#letter .theme-bg {
    background-image: url('assets/theme/couple-tall.jpg');
    background-position: center 20%;
    filter: sepia(.45) saturate(.85) blur(1.5px);
    bottom: auto; height: 150vh;   /* only behind heading + envelope; fades out below */
    -webkit-mask-image: linear-gradient(#000 55%, transparent 100%);
            mask-image: linear-gradient(#000 55%, transparent 100%);
}
#letter .theme-shade {
    background:
        linear-gradient(180deg, var(--ink) 0%, rgba(10,6,4,.4) 18%, rgba(10,6,4,.55) 60%, var(--ink) 92%),
        radial-gradient(ellipse at 50% 50%, rgba(10,6,4,.2) 20%, rgba(10,6,4,.8) 90%);
}
.envelope-wrap { display:flex; flex-direction:column; align-items:center; }
.envelope {
    position:relative; width: min(560px, 92vw); aspect-ratio: 1.55;
    cursor:pointer; transition: transform .6s var(--ease-spring);
    filter: drop-shadow(0 40px 60px rgba(0,0,0,.6));
}
.envelope:hover { transform: translateY(-6px) rotate(-1deg); }
.env-back { position:absolute; inset:0; background: linear-gradient(160deg, #6e1424, #3e0a14); border-radius: 4px; }
.env-front {
    position:absolute; inset:0; z-index:3; border-radius: 4px; pointer-events:none;
    background:
        linear-gradient(to top right, #5a1020 50%, transparent 50.5%) left bottom/50.5% 100% no-repeat,
        linear-gradient(to top left,  #5a1020 50%, transparent 50.5%) right bottom/50.5% 100% no-repeat;
}
.env-flap {
    position:absolute; left:0; right:0; top:0; height: 58%; z-index:4;
    background: linear-gradient(180deg, #84202f, #5e1222);
    clip-path: polygon(0 0, 100% 0, 50% 100%);
    transform-origin: top; transition: transform .9s var(--ease-out), z-index 0s .45s;
}
.env-seal {
    position:absolute; left:50%; top: 58%; z-index:5; transform: translate(-50%,-50%);
    width:74px; height:74px; border-radius:50%;
    background: radial-gradient(circle at 35% 30%, #f2d283, #c9a046 55%, #8e6a22);
    display:grid; place-items:center; box-shadow: 0 6px 16px rgba(0,0,0,.5);
    font-family: var(--display-th); font-size: 26px; color: #5a3a10;
    transition: all .6s var(--ease-out);
}
.env-paper {
    position:absolute; left: 6%; right: 6%; top: 8%; bottom: 6%; z-index:2;
    background: #f6edd8; border-radius: 2px;
    transition: transform 1s var(--ease-out) .5s;
    box-shadow: 0 0 0 1px rgba(201,160,70,.4);
}
.env-label {
    margin-top: 30px; font-family: var(--serif-th); font-size: 14px; letter-spacing: .14em; color: var(--cream-2);
    animation: hintPulse 2.4s ease-in-out infinite;
}
.envelope.open .env-flap { transform: rotateX(180deg); z-index:1; }
.envelope.open .env-seal { opacity:0; transform: translate(-50%,-50%) scale(.4) rotate(90deg); }
.envelope.open .env-paper { transform: translateY(-40%); }

.letter-paper {
    position:relative; width: min(760px, 94vw); margin: 0 auto;
    max-height: 0; overflow:hidden; opacity:0;
    transition: max-height 2s var(--ease-out), opacity 1s ease, margin .8s;
}
.letter-paper.show { max-height: 2400px; opacity:1; margin-top: -40px; }
.paper {
    position:relative; margin: 0 auto; padding: 70px 70px 64px;
    background:
        radial-gradient(ellipse at 10% 0%, rgba(201,160,70,.18), transparent 50%),
        radial-gradient(ellipse at 100% 100%, rgba(140,90,30,.16), transparent 55%),
        #f5ead2;
    color: #3a2614; border-radius: 2px;
    box-shadow: 0 50px 100px rgba(0,0,0,.65), inset 0 0 80px rgba(140,90,30,.18);
}
.paper::before {
    content:''; position:absolute; inset: 16px; border: 1px solid rgba(142,106,34,.45); pointer-events:none;
}
.paper::after {
    content:''; position:absolute; inset: 22px; border: 1px solid rgba(142,106,34,.2); pointer-events:none;
}
.paper-orn { text-align:center; color: #8e6a22; font-size: 15px; letter-spacing:.6em; }
.letter-open { font-family: var(--hand-th); font-size: 32px; margin: 18px 0 22px; color: #6e1424; }
.paper p.lp { font-family: var(--serif-th); font-size: 17px; line-height: 2.15; margin-bottom: 18px; text-indent: 2.2em; }
.paper .lp {
    opacity:0; transform: translateY(14px); transition: all 1.1s var(--ease-out); transition-delay: var(--d);
}
.letter-paper.show .lp { opacity:1; transform:none; }
.letter-sign { text-align:right; margin-top: 30px; }
.letter-sign span { display:block; font-family: var(--serif-th); font-size: 15px; color: #6a4a2a; }
.letter-sign strong { display:block; font-family: var(--display-th); font-weight:400; font-size: 44px; color: #8e6a22; margin-top: 4px; }

/* ════════════════════════════════════════
   SONG (optional, hidden until configured)
   ════════════════════════════════════════ */
#song { background: var(--ink-2); display:none; }
#song.on { display:block; }
.vinyl-card {
    max-width: 620px; margin: 0 auto; display:flex; align-items:center; gap: 36px;
    padding: 34px; border:1px solid var(--gold-line); border-radius: 6px;
    background: linear-gradient(160deg, rgba(36,22,12,.9), rgba(14,9,5,.95));
    box-shadow: 0 30px 70px rgba(0,0,0,.5);
}
.vinyl {
    flex: 0 0 170px; height:170px; border-radius:50%; position:relative;
    background: repeating-radial-gradient(circle, #111 0 2px, #1c1c1c 2px 4px);
    box-shadow: 0 10px 30px rgba(0,0,0,.6);
}
.vinyl::after { content:''; position:absolute; inset: 34%; border-radius:50%; background: var(--gold-grad); box-shadow: 0 0 0 4px #111; }
.vinyl.spin { animation: spin 3.5s linear infinite; }
.song-meta h3 { font-family: var(--serif-th); font-size: 24px; color: var(--gold-1); font-weight:500; }
.song-meta p { font-family: var(--serif-en); font-style: italic; font-size: 17px; color: var(--cream-3); margin: 4px 0 18px; }
.song-btn {
    padding: 10px 26px; border:1px solid var(--gold-2); border-radius: 100px; color: var(--gold-1);
    font-family: var(--serif-th); letter-spacing:.1em; transition: all .3s;
}
.song-btn:hover { background: var(--gold-2); color: var(--ink); }

/* ════════════════════════════════════════
   FINALE
   ════════════════════════════════════════ */
#finale {
    min-height: 100vh; display:grid; place-items:center; text-align:center;
    background: radial-gradient(ellipse at 50% 60%, #2a1308 0%, var(--ink) 70%);
}
.arch {
    position:relative; width: min(380px, 78vw); aspect-ratio: 3/4; margin: 0 auto 46px;
    padding: 10px; background: var(--gold-grad); background-size: 200% 100%;
    animation: shimmer 8s linear infinite;
    clip-path: polygon(0 100%, 0 32%, 6% 18%, 18% 8%, 34% 2.5%, 50% 0, 66% 2.5%, 82% 8%, 94% 18%, 100% 32%, 100% 100%);
    filter: drop-shadow(0 30px 60px rgba(0,0,0,.7));
}
.arch-in {
    width:100%; height:100%; overflow:hidden;
    clip-path: polygon(0 100%, 0 32%, 6% 18%, 18% 8%, 34% 2.5%, 50% 0, 66% 2.5%, 82% 8%, 94% 18%, 100% 32%, 100% 100%);
}
.arch-in img { width:100%; height:100%; object-fit:cover; object-position: 45% 50%; transform: scale(1.15); transition: transform 3s var(--ease-out); }
.arch.in .arch-in img { transform: scale(1); }
.arch-glow { position:absolute; inset:-30%; z-index:-1; background: radial-gradient(circle, rgba(233,200,112,.25), transparent 60%); animation: hintPulse 4s ease-in-out infinite; }
.finale-script { font-family: var(--script-en); font-size: clamp(40px, 6vw, 64px); color: var(--rose-soft); line-height:1; text-shadow: 0 0 30px rgba(199,90,110,.45); }
.finale-title { font-family: var(--display-th); font-weight:400; font-size: clamp(34px, 5.5vw, 58px); margin: 14px 0 10px; }
.finale-sub { font-family: var(--serif-th); font-weight:300; font-size: 17px; color: var(--cream-2); line-height: 2; max-width: 560px; margin: 0 auto; }
.love-btn {
    position:relative; margin-top: 40px; padding: 18px 46px; border-radius: 100px;
    font-family: var(--serif-th); font-size: 18px; letter-spacing:.08em; color: var(--ink); font-weight:500;
    background: var(--gold-grad); background-size: 200% 100%; animation: shimmer 5s linear infinite;
    box-shadow: 0 16px 40px rgba(233,200,112,.25), 0 0 0 1px rgba(255,241,193,.4) inset;
    transition: transform .4s var(--ease-spring);
}
.love-btn:hover { transform: scale(1.07); }
.love-btn:active { transform: scale(.96); }
.love-btn::after {
    content:''; position:absolute; inset:-6px; border-radius:100px; border:1px solid var(--gold-2);
    animation: ping 2.2s ease-out infinite;
}
@keyframes ping { from { opacity:.8; transform: scale(1); } to { opacity:0; transform: scale(1.35); } }
.love-msg {
    margin-top: 32px; font-family: var(--hand-th); font-size: clamp(26px, 4vw, 38px); color: var(--cream);
    opacity:0; transform: translateY(16px) scale(.96); transition: all 1.2s var(--ease-out);
    min-height: 1.4em;
}
.love-msg.show { opacity:1; transform:none; }
.signoff { margin-top: 70px; font-family: var(--serif-en); font-style: italic; letter-spacing:.35em; font-size: 12px; color: var(--muted); text-transform: uppercase; }

/* burst particles */
.burst {
    position:fixed; z-index:970; pointer-events:none; font-size: var(--s, 22px);
    left: var(--x); top: var(--y);
    animation: burst 1.8s var(--ease-out) forwards;
}
@keyframes burst {
    0%   { transform: translate(-50%,-50%) scale(.2); opacity:1; }
    70%  { opacity:1; }
    100% { transform: translate(calc(-50% + var(--dx)), calc(-50% + var(--dy))) scale(1) rotate(var(--rot)); opacity:0; }
}

/* ════════════════════════════════════════
   DOG STICKERS — wandering friends
   ════════════════════════════════════════ */
.dog {
    position:fixed; z-index:930; width: 74px; height:74px; border-radius:50%;
    border: 3px solid var(--gold-2); overflow:visible; cursor:pointer;
    box-shadow: 0 0 0 4px rgba(10,6,4,.6), 0 12px 28px rgba(0,0,0,.6), 0 0 22px rgba(233,200,112,.3);
    transition: transform .4s var(--ease-spring), opacity .8s;
    opacity:0;
}
.opened .dog { opacity:.95; }
.dog img { width:100%; height:100%; object-fit:cover; border-radius:50%; }
.dog:hover { transform: scale(1.2) rotate(-8deg) !important; }
.dog.d1 { left: 22px; top: 22%; animation: wander1 14s ease-in-out infinite; }
.dog.d2 { right: 64px; bottom: 16%; width: 86px; height:86px; animation: wander2 17s ease-in-out infinite; }
.dog.d3 { left: 26px; bottom: 26%; width: 62px; height:62px; animation: wander3 12s ease-in-out infinite; }
.dog.d3 img { object-position: center 40%; }
@keyframes wander1 { 0%,100% { transform: translate(0,0) rotate(-6deg); } 33% { transform: translate(14px,-22px) rotate(5deg); } 66% { transform: translate(-6px,18px) rotate(-2deg); } }
@keyframes wander2 { 0%,100% { transform: translate(0,0) rotate(6deg); } 40% { transform: translate(-18px,-26px) rotate(-5deg); } 75% { transform: translate(8px,10px) rotate(3deg); } }
@keyframes wander3 { 0%,100% { transform: translate(0,0) rotate(3deg); } 50% { transform: translate(18px,-16px) rotate(-7deg); } }
.dog.shy { opacity:.28 !important; }
.bark {
    position:absolute; bottom: 100%; left:0; transform: translate(0, 0) scale(.5); transform-origin: bottom left;
    white-space:nowrap; padding: 6px 12px; border-radius: 14px;
    background: var(--cream); color: var(--ink); font-family: var(--hand-th); font-size: 18px;
    opacity:0; transition: all .4s var(--ease-spring); pointer-events:none;
}
.bark::after { content:''; position:absolute; top:100%; left:22px; border:6px solid transparent; border-top-color: var(--cream); }
.dog.barking .bark { opacity:1; transform: translate(0, -10px) scale(1); }
.dog.d2 .bark { left:auto; right:0; transform-origin: bottom right; }
.dog.d2 .bark::after { left:auto; right:22px; }

/* Below 1280px there is no free side margin, so the dogs dock together in the
   bottom-right corner (like floating buttons) instead of wandering over text. */
@media (max-width: 1279px) {
    .dog, .dog.d1, .dog.d2, .dog.d3 {
        display:block; top:auto; left:auto; bottom: 18px;
        width: 50px; height: 50px; border-width: 2px;
        animation: dogBob 3.2s ease-in-out infinite;
    }
    .dog.d1 { right: 16px;  animation-delay: 0s; }
    .dog.d2 { right: 62px;  animation-delay: -1s; }
    .dog.d3 { right: 108px; animation-delay: -2s; }
    .dog .bark, .dog.d2 .bark { left:auto; right:0; transform-origin: bottom right; }
    .dog .bark::after, .dog.d2 .bark::after { left:auto; right:18px; }
}
@keyframes dogBob { 0%,100% { transform: translateY(0) rotate(-4deg); } 50% { transform: translateY(-6px) rotate(4deg); } }

/* Short screens (laptops, small phones): compact hero so it fits in one view */
@media (max-height: 780px) {
    .hero-medallion { width: clamp(124px, 25vh, 200px); height: clamp(124px, 25vh, 200px); margin: 10px auto 2px; }
    .hero-six { font-size: clamp(60px, 12.5vh, 100px); }
    .hero-six small { font-size: 11px; }
    .hero-names { font-size: clamp(34px, min(8vw, 9.5vh), 80px); }
    .hero-date { margin-top: 6px; font-size: 15px; }
    .hero-line { font-size: clamp(18px, 3.2vh, 26px); margin-top: 2px; }
    .counter { margin-top: clamp(12px, 3vh, 28px); padding: 12px 20px; }
    .cnt b { font-size: clamp(24px, 4.6vh, 36px); }
    .cnt span { margin-top: 4px; }
    .scroll-cue i { height: 28px; }
    @keyframes drip { to { top: 28px; } }
}

/* cursor sparkle */
.spark {
    position:fixed; z-index:960; pointer-events:none; width:6px; height:6px;
    left: var(--x); top: var(--y);
    background: radial-gradient(circle, #fff6d6, rgba(233,200,112,.9) 40%, transparent 70%);
    border-radius:50%; animation: sparkFade .9s ease-out forwards;
}
@keyframes sparkFade { to { transform: translate(var(--dx), var(--dy)) scale(0); opacity:0; } }

/* ════════════════════════════════════════
   Responsive
   ════════════════════════════════════════ */
@media (max-width: 960px) {
    .chapter { grid-template-columns: 1fr; gap: 40px; margin-bottom: 110px; }
    .chapter .ch-photos { order: 0 !important; }
    .tl-track, .ch-node { left: 0; }
    .timeline { padding-left: 26px; }
    .ch-node { top: 0; }
    .reasons, .dream-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
    section { padding: 100px 16px; }
    .hero-frame { inset: 12px; }
    .hf-c { width:38px; height:38px; }
    .hero-medallion { width: 180px; height: 180px; }
    .hero-six { font-size: 92px; }
    .hero-six small { font-size: 11px; }
    .ring-text text { font-size: 14px; }
    .counter { gap: 6px; padding: 14px 12px; }
    .cnt { min-width: 52px; }
    .cnt b { font-size: 28px; }
    .side-nav { display:none; }
    .gate-inner { padding: 40px 16px; }
    .ch-photos { height: 380px; }
    .wall { columns: 2 140px; column-gap: 14px; }
    .polaroid { padding: 7px 7px 0; margin-bottom: 18px; }
    .polaroid figcaption { font-size: 15px; padding: 8px 4px 10px; }
    .reasons, .dream-grid { grid-template-columns: 1fr; }
    .rcard { height: 280px; }
    .vcard { width: 190px; }
    .vcard.wide { width: 300px; }
    .paper { padding: 50px 30px 44px; }
    .paper p.lp { font-size: 15.5px; }
    .vinyl-card { flex-direction:column; text-align:center; }
    .lb-prev, .lb-next { top:auto; bottom: 4vh; transform:none; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .2s !important; }
    .grain { display:none; }
}

/* ════════════════════════════════════════
   Touch devices & tablets (phone / iPad)
   ════════════════════════════════════════ */
/* nicer Thai line breaks: no single orphan word on the last line */
.sec-title, .sec-sub, .finale-title, .finale-sub, .ch-title, .dream-title, .hero-line, .gate-to { text-wrap: balance; }

/* touch screens scroll by finger — the tiny side dots only get in the way */
@media (pointer: coarse) {
    .side-nav { display: none; }
}

/* 2-column grids: centre the last card when the count is odd */
@media (max-width: 960px) and (min-width: 641px) {
    .dream-grid > :last-child:nth-child(odd),
    .reasons > :last-child:nth-child(odd) { grid-column: 1 / -1; justify-self: center; width: calc(50% - 14px); }
}

@media (max-width: 640px) {
    .sec-title { font-size: clamp(30px, 8.6vw, 40px); }
    .finale-title { font-size: clamp(28px, 8vw, 40px); }
    #finale { padding-bottom: 120px; }          /* clear the docked dogs at the very end */
    .lb-cap { font-size: 20px; padding: 0 12px; }
}

/* iPhone home-bar / notch safe areas */
@supports (padding: env(safe-area-inset-bottom)) {
    .bgm-toggle { bottom: calc(22px + env(safe-area-inset-bottom)); }
    @media (max-width: 1279px) { .dog, .dog.d1, .dog.d2, .dog.d3 { bottom: calc(18px + env(safe-area-inset-bottom)); } }
}