/* =========================================================
   HQ1212 — Việt Hưng & Ngọc Quỳnh · 12.12.2026
   ========================================================= */
:root{
  color-scheme: light;
  --ivory:#F4EEE3;
  --paper:#FBF7F0;
  --paper-2:#F7F1E6;
  --ink:#2E2925;
  --ink-2:#5B534B;
  --muted:#968B7E;
  --line:#E2D6C2;
  --gold:#A9844B;
  --gold-deep:#86642F;
  --gold-2:#C9A86A;
  --gold-3:#EAD7AA;
  --night:#121418;
  --night-2:#1C1F25;
  --pine:#4E6152;
  --script:"Great Vibes", cursive;
  --serif:"Cormorant Garamond", Georgia, serif;
  --sans:"Be Vietnam Pro", system-ui, sans-serif;
  --cond:"Barlow Condensed", "Be Vietnam Pro", sans-serif;
  --ease:cubic-bezier(.22,.7,.2,1);
  --ease-io:cubic-bezier(.65,0,.35,1);
  --foil:linear-gradient(105deg,#7a5826 0%,#9c7a40 22%,#d2b47a 38%,#ead3a0 45%,#b8955a 56%,#86642f 74%,#a8844a 100%);
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{font-family:var(--sans);font-weight:300;color:var(--ink);background:var(--ivory);line-height:1.6;overflow-x:hidden;-webkit-font-smoothing:antialiased}
body.intro-on{overflow:hidden;height:100svh}
img{max-width:100%;height:auto;display:block}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;-webkit-tap-highlight-color:transparent}
a{color:inherit}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* paper grain */
.grain{position:relative;isolation:isolate}
.grain::before{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;opacity:.55;mix-blend-mode:multiply;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .5 0 0 0 0 .43 0 0 0 0 .33 0 0 0 .075 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}

.foil{background:var(--foil);background-size:300% 100%;-webkit-background-clip:text;background-clip:text;color:transparent;animation:sheen 9s ease-in-out infinite;padding:0 .12em}
@keyframes sheen{0%,100%{background-position:0% 0}50%{background-position:100% 0}}

/* =========================================================
   SPLIT-FLAP
   ========================================================= */
.flaps{display:inline-flex;gap:3px}
.flap{--w:22px;--h:32px;position:relative;display:inline-block;width:var(--w);height:var(--h);perspective:240px;
  font:600 calc(var(--h)*.6)/var(--h) var(--cond);color:#F4EBD8;text-align:center;border-radius:3px;
  box-shadow:0 2px 0 rgba(0,0,0,.5), 0 6px 12px -6px rgba(0,0,0,.6)}
.flap>span{position:absolute;left:0;right:0;height:50%;overflow:hidden;backface-visibility:hidden;-webkit-backface-visibility:hidden}
.flap .u,.flap .fu{top:0;border-radius:3px 3px 0 0;background:linear-gradient(#2d3138,#25282e)}
.flap .d,.flap .fd{bottom:0;border-radius:0 0 3px 3px;background:linear-gradient(#212429,#1a1c21)}
.flap b{display:block;height:var(--h);line-height:var(--h);font-weight:inherit}
.flap .d b,.flap .fd b{transform:translateY(-50%)}
.flap .fu{transform-origin:50% 100%;z-index:2}
.flap .fd{transform-origin:50% 0;z-index:2;transform:rotateX(90deg)}
.flap::after{content:"";position:absolute;left:0;right:0;top:50%;height:1px;margin-top:-.5px;background:rgba(0,0,0,.75);z-index:3}
.flap.go .fu{animation:flipU .09s ease-in forwards}
.flap.go .fd{animation:flipD .09s ease-out .09s forwards}
@keyframes flipU{to{transform:rotateX(-90deg)}}
@keyframes flipD{from{transform:rotateX(90deg)}to{transform:rotateX(0)}}
.flap.gold{color:var(--gold-3)}

/* =========================================================
   INTRO
   ========================================================= */
#intro{position:fixed;inset:0;z-index:100;overflow:hidden;overflow:clip;background:var(--night)}
#intro.out{opacity:0;pointer-events:none;transition:opacity 1s ease}
#intro.gone{display:none}
.scene{position:absolute;inset:0;overflow:hidden;overflow:clip;opacity:0;visibility:hidden;transition:opacity .9s ease, visibility 0s .9s}
.scene.on{opacity:1;visibility:visible;transition:opacity .9s ease}
.skip{position:absolute;z-index:20;top:calc(14px + env(safe-area-inset-top));right:14px;font:500 11px/1 var(--sans);letter-spacing:.22em;text-transform:uppercase;
  color:rgba(244,235,216,.75);padding:10px 14px;border:1px solid rgba(244,235,216,.25);border-radius:999px;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);transition:color .6s, border-color .6s}
#intro.light .skip{color:var(--ink-2);border-color:rgba(46,41,37,.2)}

/* ---- Scene 1: departure board ---- */
#s-board{background:radial-gradient(120% 80% at 50% 0%,#23262d 0%,#121418 60%,#0c0d10 100%);color:#F4EBD8;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:70px 18px 40px}
.board-top{position:absolute;top:calc(18px + env(safe-area-inset-top));left:18px;display:flex;align-items:center;gap:10px;font:600 13px/1 var(--cond);letter-spacing:.24em;color:var(--gold-2)}
.board-top svg{width:18px;height:18px}
.board-top small{display:block;font:400 10px/1.4 var(--sans);letter-spacing:.2em;color:rgba(244,235,216,.45);margin-top:3px}
.board-big{display:flex;gap:6px;margin-bottom:6px}
.board-big .flap{--w:min(15vw,66px);--h:min(23vw,100px);border-radius:6px}
.board-big .flap .u,.board-big .flap .fu{border-radius:6px 6px 0 0}
.board-big .flap .d,.board-big .flap .fd{border-radius:0 0 6px 6px}
.board-tag{font:400 italic clamp(22px,6.4vw,30px)/1.3 var(--serif);color:#F4EBD8;text-align:center;margin:22px 0 34px;min-height:2.6em;max-width:330px}
.board-tag em{font-style:normal;font-family:var(--script);color:var(--gold-3);font-size:1.35em;line-height:1}
.board-rows{display:grid;gap:9px;width:100%;max-width:340px}
.board-row{display:flex;align-items:center;justify-content:space-between;gap:12px;opacity:0;transform:translateY(8px);transition:all .6s var(--ease)}
.board-row.in{opacity:1;transform:none}
.board-row label{font:500 11px/1.2 var(--cond);letter-spacing:.2em;color:rgba(244,235,216,.55);text-transform:uppercase}
.board-row .flaps{gap:2px}
.board-row .flap{--w:21px;--h:30px}
.status-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:#9fd18b;box-shadow:0 0 10px #9fd18b;margin-right:4px;animation:blink 1.4s ease-in-out infinite}
@keyframes blink{50%{opacity:.25}}

/* ---- Scene 2: boarding pass print ---- */
#s-pass{background:radial-gradient(120% 80% at 50% 0%,#23262d 0%,#121418 60%,#0c0d10 100%);display:flex;flex-direction:column;align-items:center;justify-content:center;padding:40px 16px}
.slot{width:min(92vw,370px);height:10px;border-radius:6px;background:#050506;box-shadow:inset 0 2px 4px #000, 0 1px 0 rgba(255,255,255,.08);position:relative;z-index:3}
.slot-wrap{width:min(92vw,370px);overflow:hidden;margin-top:-5px;padding:0 6px 30px;display:flex;justify-content:center}
.printing{transform:translateY(-102%);transition:transform 2.6s cubic-bezier(.45,.05,.35,1)}
.printing.out{transform:none}
.pass-hint{margin-top:2px;font:400 italic 18px/1.4 var(--serif);color:rgba(244,235,216,.75);text-align:center;opacity:0;transition:opacity .8s}
.pass-hint.in{opacity:1}

/* ---- Boarding pass component ---- */
.bp{position:relative;width:min(86vw,340px);background:var(--paper);color:var(--ink);border-radius:16px;overflow:hidden;
  box-shadow:0 30px 60px -30px rgba(0,0,0,.6), 0 2px 0 rgba(255,255,255,.6) inset;text-align:left}
.bp-head{display:flex;justify-content:space-between;align-items:center;padding:14px 18px;background:linear-gradient(135deg,#2a2622,#3a332c);color:var(--gold-3)}
.bp-head .logo{display:flex;align-items:center;gap:8px;font:600 15px/1 var(--cond);letter-spacing:.18em}
.bp-head .logo i{display:grid;place-items:center;width:28px;height:28px;border-radius:50%;border:1px solid rgba(234,215,170,.5);font:400 15px/1 var(--script);font-style:normal;letter-spacing:0}
.bp-head small{font:500 9.5px/1.2 var(--cond);letter-spacing:.24em;text-align:right;color:rgba(234,215,170,.75)}
.bp-body{padding:16px 18px 6px}
.bp-l{display:block;font:500 9.5px/1.3 var(--cond);letter-spacing:.22em;color:var(--muted);text-transform:uppercase}
.bp-v{display:block;font:600 16px/1.25 var(--cond);letter-spacing:.06em;color:var(--ink);text-transform:uppercase}
.bp-name{font:400 26px/1.25 var(--script);color:var(--gold-deep);text-transform:none;letter-spacing:0;margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.bp-route{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:8px;margin:14px 0 12px}
.bp-route .code{font:600 44px/1 var(--cond);letter-spacing:.02em;color:var(--ink)}
.bp-route .city{display:block;font:400 10px/1.3 var(--sans);color:var(--muted);margin-top:4px;letter-spacing:.04em}
.bp-route .to{text-align:right}
.bp-arc{position:relative;height:40px}
.bp-arc svg{position:absolute;inset:0;width:100%;height:100%;overflow:visible}
.bp-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px 10px;padding:6px 0 14px}
.bp-grid .bp-v{font-size:15px}
.bp-grid .hl{color:var(--gold-deep)}
.bp-perf{position:relative;height:22px}
.bp-perf::before{content:"";position:absolute;left:18px;right:18px;top:50%;border-top:2px dashed var(--line)}
.bp-perf::after,.bp-perf i{content:"";position:absolute;top:50%;width:22px;height:22px;border-radius:50%;background:var(--notch,#121418);transform:translateY(-50%)}
.bp-perf::after{right:-11px}
.bp-perf i{left:-11px}
.bp-stub{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:8px 18px 16px}
.bp-stub svg.bar{height:44px;width:150px}
.bp-stub p{font:400 italic 15px/1.25 var(--serif);color:var(--ink-2);text-align:right}
.bp-stamp{position:absolute;right:12px;bottom:64px;width:118px;height:118px;pointer-events:none;opacity:0;transform:scale(2.4) rotate(-24deg)}
.bp-stamp.in{animation:stamp .5s cubic-bezier(.5,0,.6,1.4) forwards}
@keyframes stamp{0%{opacity:0;transform:scale(2.4) rotate(-24deg)}70%{opacity:.92;transform:scale(.94) rotate(-14deg)}100%{opacity:.88;transform:scale(1) rotate(-14deg)}}

.board-btn{margin-top:22px;display:inline-flex;align-items:center;gap:10px;padding:16px 30px;border-radius:999px;background:var(--foil);background-size:200% 100%;
  color:#2a2116;font:600 14px/1 var(--cond);letter-spacing:.26em;text-transform:uppercase;box-shadow:0 12px 30px -10px rgba(201,168,106,.7);opacity:0;transform:translateY(10px);transition:all .7s var(--ease);animation:sheen 4s ease-in-out infinite}
.board-btn.in{opacity:1;transform:none}
.board-btn svg{width:18px;height:18px}
.board-btn:active{transform:scale(.97)}

/* ---- Scene 3: cabin window ---- */
#s-flight{background:linear-gradient(90deg,#d8d2c8 0%,#ece7df 22%,#f3efe9 50%,#ece7df 78%,#d8d2c8 100%);display:flex;flex-direction:column;align-items:center;justify-content:center;overflow:hidden}
.cabin-lines{position:absolute;inset:0;background:repeating-linear-gradient(90deg,transparent 0 calc(50% - 160px),rgba(0,0,0,.035) calc(50% - 160px) calc(50% - 158px),transparent calc(50% - 158px) calc(50% + 158px),rgba(0,0,0,.035) calc(50% + 158px) calc(50% + 160px),transparent calc(50% + 160px))}
.flight-top{position:absolute;top:calc(20px + env(safe-area-inset-top));left:20px;right:118px;color:var(--ink-2);z-index:3}
.flight-top b{display:block;font:600 12px/1 var(--cond);letter-spacing:.24em}
.prog{display:flex;align-items:center;gap:8px;margin-top:10px;font:600 13px/1 var(--cond);letter-spacing:.08em}
.prog .track{position:relative;flex:1;height:1px;background:repeating-linear-gradient(90deg,var(--ink-2) 0 4px,transparent 4px 8px);opacity:.6}
.prog .track svg{position:absolute;top:-8px;left:0;width:16px;height:16px;color:var(--gold-deep);transition:left 9s linear}
.window{--ww:min(66vw,290px);--wh:min(54svh,430px);position:relative;width:var(--ww);height:var(--wh);border-radius:calc(var(--ww)/2.1);padding:16px;
  background:linear-gradient(160deg,#fbf9f5,#ddd7cd);box-shadow:0 30px 50px -24px rgba(60,50,40,.45), inset 0 2px 2px #fff, inset 0 -3px 6px rgba(0,0,0,.08);z-index:2;
  transition:transform 1.8s cubic-bezier(.7,0,.3,1)}
.window.zoom{transform:scale(7)}
.pane{position:relative;width:100%;height:100%;border-radius:calc(var(--ww)/2.3);overflow:hidden;box-shadow:inset 0 6px 18px rgba(0,0,0,.35);isolation:isolate}
.sky{position:absolute;inset:0;background:linear-gradient(180deg,#9fb9cc 0%,#cfd9dc 34%,#f2dcc0 62%,#f8e7d0 78%,#f3e9dc 100%)}
.sun{position:absolute;left:62%;top:52%;width:180px;height:180px;margin:-90px;border-radius:50%;background:radial-gradient(circle,rgba(255,244,220,1) 0%,rgba(255,226,180,.55) 30%,rgba(255,220,170,0) 70%)}
.clouds{position:absolute;left:0;top:0;height:100%;width:300%;display:flex;animation:pan 7s linear infinite}
.clouds.c2{animation-duration:4.2s;opacity:.9}
.clouds.c3{animation-duration:2.6s}
.clouds span{position:absolute;border-radius:50%;background:#fff;filter:blur(14px)}
@keyframes pan{from{transform:translateX(0)}to{transform:translateX(-66.666%)}}
.land{position:absolute;left:0;right:0;bottom:0;height:70%;transform:translateY(100%);transition:transform 4.2s cubic-bezier(.3,.1,.2,1)}
.descend .land{transform:translateY(0)}
.descend .clouds.c3{opacity:0;transition:opacity 1.5s}
.land svg{position:absolute;left:0;bottom:0;height:100%;width:300%;animation:pan 16s linear infinite}
.land svg.l2{animation-duration:11s}
.land svg.l3{animation-duration:7s}
.mist{position:absolute;left:-20%;right:-20%;height:30%;background:radial-gradient(ellipse at center,rgba(255,255,255,.85),rgba(255,255,255,0) 70%);filter:blur(6px)}
.blind{position:absolute;inset:0;z-index:5;background:linear-gradient(#f2eee8,#e3ddd3);border-radius:inherit;transition:transform 1.6s cubic-bezier(.6,0,.2,1) .4s}
.blind::after{content:"";position:absolute;left:50%;bottom:16px;width:44px;height:8px;margin-left:-22px;border-radius:5px;background:#cfc8bc;box-shadow:inset 0 1px 2px rgba(0,0,0,.2)}
.blind.up{transform:translateY(-101%)}
.pane video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:4;opacity:0;transition:opacity .8s}
.pane video.on{opacity:1}
.caption{position:absolute;left:0;right:0;bottom:calc(9svh + env(safe-area-inset-bottom));text-align:center;font:400 italic clamp(19px,5.4vw,24px)/1.35 var(--serif);color:var(--ink-2);padding:0 30px;z-index:3;min-height:2.7em}
.caption span{display:inline-block;animation:capIn .9s var(--ease)}
@keyframes capIn{from{opacity:0;transform:translateY(8px);filter:blur(4px)}}

/* ---- Scene 4: landing + envelope ---- */
#s-land{background:var(--paper);display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:60px 18px 30px}
.fog{position:absolute;inset:-10%;pointer-events:none;z-index:4}
.fog i{position:absolute;border-radius:50%;background:rgba(255,255,255,.9);filter:blur(40px);animation:drift 18s ease-in-out infinite alternate}
.fog i:nth-child(1){width:90vw;height:30vh;left:-20%;top:12%}
.fog i:nth-child(2){width:100vw;height:28vh;right:-30%;top:48%;animation-duration:22s}
.fog i:nth-child(3){width:80vw;height:24vh;left:10%;top:74%;animation-duration:15s}
@keyframes drift{from{transform:translateX(-10vw)}to{transform:translateX(12vw)}}
.fog.clear{opacity:0;transition:opacity 3.2s ease}
.landed{font:600 12px/1 var(--cond);letter-spacing:.34em;color:var(--gold-deep);display:inline-flex;align-items:center;gap:8px}
.landed svg{width:16px;height:16px}
.land-hotel{width:min(96vw,560px);margin:18px auto 4px;-webkit-mask-image:linear-gradient(90deg,#000 45%,transparent 55%);mask-image:linear-gradient(90deg,#000 45%,transparent 55%);-webkit-mask-size:240% 100%;mask-size:240% 100%;-webkit-mask-position:100% 0;mask-position:100% 0;transition:-webkit-mask-position 3.4s ease, mask-position 3.4s ease;filter:sepia(.35) saturate(.9)}
.land-hotel.in{-webkit-mask-position:0 0;mask-position:0 0}
.land-title{font:400 clamp(46px,13vw,64px)/1.15 var(--script)}
.land-sub{font:400 13px/1.6 var(--sans);letter-spacing:.06em;color:var(--ink-2)}
.fadeup{opacity:0;transform:translateY(14px);transition:opacity 1s var(--ease), transform 1s var(--ease)}
.fadeup.in{opacity:1;transform:none}

.land-stage{transition:transform 1.2s var(--ease), opacity 1s}
.land-stage.up{transform:translateY(-22svh) scale(.64);opacity:.6}
.env-wrap{position:absolute;left:50%;bottom:calc(5svh + env(safe-area-inset-bottom));width:min(86vw,360px);transform:translate(-50%,60svh);opacity:0;transition:transform 1.4s var(--ease), opacity .8s;z-index:6}
.env-wrap.in{transform:translate(-50%,0);opacity:1}
.env-wrap.go{transform:translate(-50%,8svh)}
.env-note{font:400 italic 18px/1.3 var(--serif);color:var(--ink-2);margin-bottom:16px}
.env{position:relative;width:100%;aspect-ratio:16/11;perspective:1200px;filter:drop-shadow(0 24px 30px rgba(80,60,30,.28))}
.env-back{position:absolute;inset:0;background:#efe6d6;border-radius:6px}
.letter{position:absolute;left:5%;right:5%;top:5%;height:90%;background:var(--paper);border-radius:4px;box-shadow:0 2px 8px rgba(0,0,0,.08);
  display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:14px;transition:transform 1.3s var(--ease) .5s;z-index:2}
.letter::before{content:"";position:absolute;inset:7px;border:1px solid var(--gold-3)}
.letter small{font:500 9px/1.3 var(--cond);letter-spacing:.3em;color:var(--muted)}
.letter .lg{font:400 22px/1.3 var(--script);color:var(--gold-deep)}
.letter .ln{font:400 clamp(20px,6.2vw,26px)/1.15 var(--script);margin-top:4px;white-space:nowrap}
.letter .ld{font:600 11px/1 var(--cond);letter-spacing:.3em;margin-top:8px;color:var(--ink-2)}
.env.open .letter{transform:translateY(-62%)}
.env-front{position:absolute;inset:0;z-index:3;width:100%;height:100%;overflow:visible}
.env-flap{position:absolute;left:0;right:0;top:0;height:58%;z-index:4;transform-origin:50% 0;transition:transform 1s var(--ease-io), z-index 0s .5s;transform-style:preserve-3d}
.env-flap svg{width:100%;height:100%;display:block;overflow:visible}
.env.open .env-flap{transform:rotateX(180deg);z-index:1}
.env-tulip{position:absolute;left:7%;bottom:9%;width:17%;opacity:.55;z-index:4;pointer-events:none}
.seal{position:absolute;left:50%;top:58%;width:74px;height:74px;margin:-37px 0 0 -37px;z-index:6;border-radius:50%;
  background:radial-gradient(circle at 36% 30%,#f0dcae 0%,#c9a465 40%,#9b7438 100%);
  box-shadow:0 10px 22px -6px rgba(110,80,30,.6), inset 0 2px 3px rgba(255,255,255,.6), inset 0 -4px 8px rgba(80,50,10,.35);
  display:grid;place-items:center;color:#fffaf0;font:400 28px/1 var(--script);transition:transform .5s var(--ease), opacity .5s}
.seal::before{content:"";position:absolute;inset:6px;border-radius:50%;border:1px dashed rgba(255,250,235,.6)}
.seal::after{content:"";position:absolute;inset:-12px;border-radius:50%;border:1px solid rgba(169,132,75,.6);animation:ring 2.2s ease-out infinite}
.seal span{transform:translateY(2px);text-shadow:0 1px 1px rgba(90,60,20,.45)}
@keyframes ring{from{transform:scale(.85);opacity:1}to{transform:scale(1.5);opacity:0}}
.env.open .seal{transform:scale(1.6);opacity:0;pointer-events:none}
.tap-hint{margin-top:22px;font:500 11px/1 var(--sans);letter-spacing:.32em;text-transform:uppercase;color:var(--gold-deep);animation:blink 2.2s ease-in-out infinite}
.flash{position:absolute;inset:0;background:var(--paper);opacity:0;pointer-events:none;z-index:30;transition:opacity .9s ease}
.flash.on{opacity:1}

/* =========================================================
   MAIN
   ========================================================= */
main{position:relative}
.sec{position:relative;padding:110px 20px;text-align:center;overflow:hidden}
.wrap{max-width:560px;margin:0 auto;position:relative}
.kicker{display:inline-flex;align-items:center;gap:10px;font:600 11.5px/1 var(--cond);letter-spacing:.34em;text-transform:uppercase;color:var(--gold-deep)}
.kicker::before,.kicker::after{content:"";width:22px;height:1px;background:var(--gold-2)}
.h2{font:500 clamp(30px,8.4vw,44px)/1.12 var(--serif);margin-top:14px;text-wrap:balance}
.h2 em{font-family:var(--script);font-style:normal;font-weight:400;font-size:1.25em;color:var(--gold-deep);line-height:.8}
.lead{font:400 italic 19px/1.5 var(--serif);color:var(--ink-2);margin:14px auto 0;max-width:420px}
.rv{opacity:0;transform:translateY(28px);transition:opacity 1.1s var(--ease), transform 1.1s var(--ease)}
.rv.in{opacity:1;transform:none}
.rv.d1{transition-delay:.1s}.rv.d2{transition-delay:.2s}.rv.d3{transition-delay:.3s}.rv.d4{transition-delay:.4s}
.grow{-webkit-mask-image:linear-gradient(0deg,#000 40%,transparent 60%);mask-image:linear-gradient(0deg,#000 40%,transparent 60%);-webkit-mask-size:100% 260%;mask-size:100% 260%;-webkit-mask-position:0 0;mask-position:0 0;transition:-webkit-mask-position 3s ease, mask-position 3s ease}
.grow.in{-webkit-mask-position:0 100%;mask-position:0 100%}

/* ---- Cover ---- */
#cover{min-height:100svh;display:flex;flex-direction:column;align-items:center;justify-content:center;background:var(--paper);padding:90px 20px 70px}
.cover-top{font:600 11px/1 var(--cond);letter-spacing:.42em;color:var(--muted)}
.cover-to{margin-top:30px;font:400 13px/1.4 var(--sans);letter-spacing:.2em;text-transform:uppercase;color:var(--ink-2)}
.cover-guest{font:400 clamp(30px,8.6vw,40px)/1.3 var(--script);color:var(--gold-deep);min-height:1.3em}
.names{margin-top:22px;font:400 clamp(66px,19vw,104px)/.95 var(--script)}
.names span{display:block;white-space:nowrap}
.names .amp{font-size:.42em;line-height:1.3;color:var(--gold)}
.cover-tulip{width:min(42vw,190px);margin:20px auto 0}
.cover-date{display:flex;align-items:center;justify-content:center;gap:14px;margin-top:22px;font:600 clamp(15px,4.4vw,19px)/1 var(--cond);letter-spacing:.3em}
.cover-date i{width:1px;height:28px;background:var(--gold-2)}
.cover-place{margin-top:12px;font:400 italic 19px/1.3 var(--serif);color:var(--ink-2)}
.postmark{position:absolute;width:150px;height:150px;top:calc(18px + env(safe-area-inset-top));right:-26px;color:var(--gold);opacity:.55;transform:rotate(-14deg)}
.postmark .rot{transform-origin:75px 75px;animation:spin 40s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.scroll-cue{position:absolute;bottom:22px;left:50%;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:8px;font:500 10px/1 var(--sans);letter-spacing:.32em;color:var(--muted)}
.scroll-cue i{width:1px;height:36px;background:linear-gradient(var(--gold),transparent);transform-origin:top;animation:cue 2.2s ease-in-out infinite}
@keyframes cue{0%{transform:scaleY(0)}50%{transform:scaleY(1)}100%{transform:scaleY(1);opacity:0}}

/* ---- Letter ---- */
#letter{background:var(--ivory)}
.card{position:relative;background:var(--paper);padding:50px 18px 44px;box-shadow:0 40px 70px -50px rgba(70,50,20,.55), 0 1px 0 #fff inset}
.card::before{content:"";position:absolute;inset:10px;border:1px solid var(--gold-3);pointer-events:none}
.card::after{content:"";position:absolute;inset:14px;border:1px solid rgba(201,168,106,.35);pointer-events:none}
.card .stack{display:flex;align-items:center;justify-content:center;gap:16px;margin-bottom:26px}
.card .stack b{font:600 28px/1.02 var(--cond);color:var(--gold-deep);text-align:right;letter-spacing:.04em}
.card .stack i{width:1px;height:88px;background:var(--gold-2)}
.card .stack img{width:96px}
.parents{display:grid;grid-template-columns:1fr 1px 1fr;gap:10px;align-items:start}
.parents .vr{background:var(--line);height:100%}
.parents h4{font:600 11px/1 var(--cond);letter-spacing:.32em;color:var(--muted)}
.parents p{font:400 12.5px/1.75 var(--sans);margin-top:8px;white-space:nowrap}
.parents p b{font-weight:600;letter-spacing:.02em}
.parents .ad{font:400 italic 15px/1.4 var(--serif);color:var(--muted);margin-top:8px}
.announce{margin-top:38px;font:400 12.5px/1.8 var(--sans);letter-spacing:.2em;text-transform:uppercase}
.announce b{font-weight:600}
.couple .nm{display:block;font:400 clamp(34px,9.6vw,58px)/1.25 var(--script);white-space:nowrap;margin-top:14px}
.couple .rl{display:block;font:500 11px/1 var(--sans);letter-spacing:.3em;color:var(--muted);text-transform:uppercase}
.couple .and{font:400 30px/1 var(--script);color:var(--gold);margin:16px 0 0}
.ceremony{margin-top:34px;padding-top:26px;border-top:1px solid var(--line)}
.ceremony p{font:400 11.5px/1.7 var(--sans);letter-spacing:.12em;text-transform:uppercase}
.ceremony .t{font:600 clamp(18px,5.4vw,24px)/1.3 var(--cond);letter-spacing:.08em;margin-top:6px;text-transform:none;white-space:nowrap}
.ceremony .l{font:400 italic 16px/1.4 var(--serif);color:var(--muted);text-transform:none;letter-spacing:0;margin-top:2px}

/* ---- Ticket section ---- */
#ticket{background:linear-gradient(180deg,var(--ivory) 0%,#efe6d6 100%)}
#ticket .bp{margin:40px auto 0;--notch:#f1e9db}
.ticket-actions{display:flex;justify-content:center;gap:10px;flex-wrap:wrap;margin-top:28px}

/* ---- Countdown board ---- */
#count{background:radial-gradient(120% 90% at 50% 0%,#262a31 0%,#14161a 70%);color:#F4EBD8}
#count .kicker{color:var(--gold-2)}
#count .h2{color:#F4EBD8}
.cd{display:flex;justify-content:center;align-items:flex-start;gap:5px;margin-top:36px}
.cd .grp{display:flex;flex-direction:column;align-items:center;gap:10px}
.cd .flap{--w:min(8.4vw,44px);--h:min(12.6vw,64px)}
.cd small{font:500 10px/1 var(--cond);letter-spacing:.26em;color:rgba(244,235,216,.55)}
.cd .sep{font:600 min(8vw,40px)/min(12.6vw,64px) var(--cond);color:var(--gold-2);opacity:.6}
.count-note{margin-top:30px;font:400 italic 18px/1.5 var(--serif);color:rgba(244,235,216,.75)}
.dep{display:flex;justify-content:center;gap:28px;margin-top:30px;padding-top:24px;border-top:1px solid rgba(244,235,216,.12)}
.dep div{text-align:center}
.dep small{display:block;font:500 10px/1 var(--cond);letter-spacing:.24em;color:rgba(244,235,216,.5)}
.dep b{display:block;font:600 22px/1.3 var(--cond);letter-spacing:.08em;color:var(--gold-3);margin-top:6px}

/* ---- Itinerary ---- */
#plan{background:var(--paper)}
.route{position:relative;max-width:420px;margin:46px auto 0;text-align:left;padding-left:58px}
.route .line{position:absolute;left:21px;top:6px;bottom:6px;width:2px;background:repeating-linear-gradient(180deg,var(--gold-2) 0 6px,transparent 6px 12px)}
.route .plane{position:absolute;left:10px;top:0;width:24px;height:24px;color:var(--gold-deep);background:var(--paper);border-radius:50%;transition:top .2s linear}
.stop{position:relative;padding-bottom:40px}
.stop:last-child{padding-bottom:0}
.stop::before{content:"";position:absolute;left:-43px;top:10px;width:14px;height:14px;border-radius:50%;background:var(--paper);border:2px solid var(--gold)}
.stop.main::before{background:var(--gold)}
.stop time{font:600 30px/1 var(--cond);letter-spacing:.04em;color:var(--gold-deep)}
.stop h3{font:600 14px/1.3 var(--sans);letter-spacing:.2em;text-transform:uppercase;margin-top:6px}
.stop p{font:400 14px/1.6 var(--sans);color:var(--ink-2);margin-top:4px}
.stop .links{display:flex;gap:14px;margin-top:8px;flex-wrap:wrap}
.stop .links a{font:500 12px/1 var(--sans);letter-spacing:.1em;text-decoration:none;color:var(--gold-deep);padding-bottom:4px;border-bottom:1px solid var(--gold-2)}
.stop.end time{font-family:var(--script);font-weight:400;font-size:40px;letter-spacing:0}

/* ---- Destination ---- */
#venue{background:var(--ivory)}
.postcard{position:relative;margin:44px auto 0;max-width:600px;background:var(--paper);padding:20px 16px 18px;transform:rotate(-1.4deg);box-shadow:0 40px 60px -40px rgba(70,50,20,.6), 0 1px 0 #fff inset;text-align:left}
.postcard .pc-top{display:flex;justify-content:space-between;align-items:flex-start;gap:10px}
.postcard .pc-top h3{font:400 clamp(30px,8.4vw,52px)/1.05 var(--script);color:var(--gold-deep);white-space:nowrap}
.postcard .pc-top p{font:600 11px/1.5 var(--cond);letter-spacing:.24em;color:var(--ink-2);margin-top:6px}
.stamp{flex:none;width:76px;padding:6px;background:radial-gradient(circle,transparent 3.2px,var(--paper) 3.7px) -6px -6px/12px 12px;filter:drop-shadow(0 2px 3px rgba(0,0,0,.18));transform:rotate(4deg)}
.stamp div{background:linear-gradient(160deg,#efe4cf,#e6d6b8);padding:6px 4px 4px;text-align:center;border:1px solid rgba(169,132,75,.4)}
.stamp img{width:44px;margin:0 auto}
.stamp small{display:block;font:600 8.5px/1.2 var(--cond);letter-spacing:.14em;color:var(--gold-deep);margin-top:2px}
.pc-img{margin-top:14px;position:relative}
.pc-img img{width:100%;filter:sepia(.3)}
.pc-pm{position:absolute;right:4%;bottom:-6%;width:110px;color:var(--gold-deep);opacity:.5;transform:rotate(-10deg)}
.addr-line{margin-top:30px;font:400 15px/1.6 var(--sans);color:var(--ink-2)}
.addr-line b{display:block;font:600 13px/1.4 var(--cond);letter-spacing:.28em;color:var(--ink);margin-bottom:2px}
.mapcard{margin:46px auto 0;max-width:620px;background:#fff;border:1px solid var(--line);padding:16px 14px;text-align:left}
.mapcard h4{display:flex;align-items:center;gap:10px;font:600 12px/1 var(--cond);letter-spacing:.26em;color:var(--ink-2)}
.mapcard h4 b{background:var(--gold);color:#fff;padding:5px 10px;border-radius:999px;font-weight:600;letter-spacing:.2em}
.mapbox{position:relative;margin-top:12px;clip-path:inset(2.2% 0 0 0)}
.mapbox svg{position:absolute;inset:0;width:100%;height:100%}
.rt{fill:none;stroke:var(--gold-deep);stroke-width:3.4;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:1;stroke-dashoffset:1}
.mapbox.in .rt{animation:dash 2.8s ease forwards}
.mapbox.in .rt.r2{animation-delay:1.1s}
@keyframes dash{to{stroke-dashoffset:0}}
.rt-flow{fill:none;stroke:#fff;stroke-width:1.4;stroke-linecap:round;stroke-dasharray:.012 .03;opacity:0}
.mapbox.in .rt-flow{animation:flow 2.4s linear infinite, show .6s 3.6s forwards}
@keyframes flow{to{stroke-dashoffset:-.42}}
@keyframes show{to{opacity:1}}
.pin{opacity:0;transform-box:fill-box;transform-origin:center}
.mapbox.in .pin{animation:pop .6s var(--ease) forwards}
.mapbox.in .pin.p2{animation-delay:1s}.mapbox.in .pin.p3{animation-delay:2.9s}
@keyframes pop{from{opacity:0;transform:scale(.2)}to{opacity:1;transform:scale(1)}}
.pulse{fill:none;stroke:var(--gold);stroke-width:2;transform-box:fill-box;transform-origin:center;animation:pulse 2s ease-out infinite}
@keyframes pulse{from{transform:scale(.6);opacity:1}to{transform:scale(2.3);opacity:0}}
.steps{list-style:none;display:grid;gap:12px;margin-top:16px}
.steps li{display:flex;gap:12px;font:400 14px/1.55 var(--sans);color:var(--ink-2)}
.steps li b{flex:none;display:grid;place-items:center;width:24px;height:24px;border-radius:50%;background:var(--gold);color:#fff;font:600 12px/1 var(--cond)}
.steps strong{font-weight:600;color:var(--ink)}

.btns{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:30px}
.btn{display:inline-flex;align-items:center;gap:9px;padding:14px 22px;border:1px solid var(--gold);color:var(--gold-deep);font:600 13px/1 var(--cond);letter-spacing:.24em;text-transform:uppercase;text-decoration:none;transition:all .3s;background:transparent;border-radius:999px}
.btn svg{width:16px;height:16px}
.btn.solid{background:var(--ink);border-color:var(--ink);color:var(--gold-3)}
.btn:hover{background:var(--gold-deep);border-color:var(--gold-deep);color:#fff}
#count .btn{border-color:rgba(234,215,170,.5);color:var(--gold-3)}

/* ---- Check-in ---- */
#rsvp{background:var(--paper)}
.checkin{margin:40px auto 0;max-width:420px;text-align:left;background:#fff;border:1px solid var(--line);border-radius:18px;padding:26px 20px 24px;box-shadow:0 30px 60px -45px rgba(70,50,20,.6)}
.checkin .row{margin-bottom:20px}
.checkin label.l{display:block;font:600 10.5px/1 var(--cond);letter-spacing:.26em;text-transform:uppercase;color:var(--muted);margin-bottom:9px}
.checkin input[type=text],.checkin textarea{width:100%;font:400 16px/1.4 var(--sans);color:var(--ink);background:transparent;border:0;border-bottom:1px solid var(--line);padding:8px 2px;outline:none;border-radius:0;transition:border-color .3s}
.checkin input[type=text]:focus,.checkin textarea:focus{border-color:var(--gold)}
.seg{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.seg input{position:absolute;opacity:0;pointer-events:none}
.seg span{display:flex;align-items:center;justify-content:center;gap:6px;text-align:center;padding:13px 6px;border:1px solid var(--line);border-radius:12px;font:500 13px/1.2 var(--sans);transition:all .3s;cursor:pointer}
.seg input:checked+span{background:var(--ink);border-color:var(--ink);color:var(--gold-3)}
.seg input:focus-visible+span{outline:2px solid var(--gold-2);outline-offset:2px}
.stepper{display:flex;align-items:center;justify-content:space-between;border:1px solid var(--line);border-radius:12px;padding:4px}
.stepper button{width:44px;height:40px;border-radius:9px;font:500 22px/1 var(--sans);color:var(--gold-deep)}
.stepper button:active{background:var(--ivory)}
.stepper output{font:600 22px/1 var(--cond);letter-spacing:.06em}
.two{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.checkin .go{width:100%;justify-content:center;margin-top:6px;padding:16px}
.checked{display:none;text-align:center}
.checkin.done form{display:none}
.checkin.done .checked{display:block}
.checked .bp{width:100%;margin:6px auto 0;--notch:#fff;box-shadow:0 20px 40px -26px rgba(0,0,0,.45);border:1px solid var(--line)}
.checked p{font:400 italic 18px/1.5 var(--serif);color:var(--ink-2);margin-top:18px}

/* ---- Postcards (wishes) ---- */
#wishes{background:var(--ivory)}
.compose{margin:36px auto 0;max-width:420px;background:var(--paper);padding:20px 18px;text-align:left;box-shadow:0 30px 50px -40px rgba(70,50,20,.6);position:relative}
.compose::after{content:"";position:absolute;right:16px;top:16px;width:46px;height:56px;border:1px dashed var(--gold-2);border-radius:2px;background:url("assets/tulip-gold.webp") center/70% no-repeat;opacity:.7}
.compose textarea{width:100%;min-height:110px;resize:vertical;border:0;outline:none;background:repeating-linear-gradient(transparent 0 31px,var(--line) 31px 32px);font:400 italic 20px/32px var(--serif);color:var(--ink);padding:0 64px 0 2px}
.compose input{width:calc(100% - 64px);border:0;border-bottom:1px solid var(--line);background:transparent;outline:none;font:500 14px/1.4 var(--sans);padding:8px 2px;margin-bottom:12px}
.compose .acts{display:flex;justify-content:space-between;align-items:center;margin-top:12px;gap:10px}
.magic{display:inline-flex;align-items:center;gap:6px;font:500 12px/1 var(--sans);color:var(--gold-deep);padding:10px 12px;border-radius:999px;background:var(--ivory)}
.cards{display:flex;gap:18px;overflow-x:auto;scroll-snap-type:x mandatory;padding:34px 22px 40px;margin:0 -20px;scrollbar-width:none}
.cards::-webkit-scrollbar{display:none}
.pc{flex:none;width:min(78vw,320px);scroll-snap-align:center;background:var(--paper);padding:20px 18px 18px;text-align:left;position:relative;box-shadow:0 22px 40px -28px rgba(70,50,20,.6);animation:pcIn .8s var(--ease) both}
.pc:nth-child(odd){transform:rotate(-1.6deg)}
.pc:nth-child(even){transform:rotate(1.3deg)}
.pc p{font:400 italic 20px/1.45 var(--serif);color:var(--ink);padding-right:52px;min-height:110px}
.pc small{display:block;margin-top:14px;font:600 11px/1 var(--cond);letter-spacing:.24em;color:var(--gold-deep);text-transform:uppercase}
.pc .pm{position:absolute;right:10px;top:10px;width:58px;color:var(--gold);opacity:.55}
@keyframes pcIn{from{opacity:0;translate:0 20px}}

/* ---- Gift ---- */
#gift{background:var(--paper)}
.gift-env{margin:40px auto 0;width:min(78vw,300px);aspect-ratio:16/11;position:relative;cursor:pointer;filter:drop-shadow(0 22px 26px rgba(80,60,30,.28));transition:transform .4s var(--ease)}
.gift-env:hover{transform:translateY(-4px) rotate(-1deg)}
.gift-env svg{width:100%;height:100%;display:block}
.gift-env .seal{width:58px;height:58px;margin:-29px 0 0 -29px;font-size:22px;top:58%}
.sheet{position:fixed;inset:0;z-index:90;display:flex;align-items:flex-end;justify-content:center;background:rgba(30,26,22,.45);opacity:0;visibility:hidden;transition:opacity .4s, visibility 0s .4s;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px)}
.sheet.on{opacity:1;visibility:visible;transition:opacity .4s}
.sheet-in{width:100%;max-width:520px;background:var(--paper);border-radius:22px 22px 0 0;padding:14px 18px calc(24px + env(safe-area-inset-bottom));transform:translateY(100%);transition:transform .5s var(--ease);max-height:88svh;overflow:auto}
.sheet.on .sheet-in{transform:none}
.sheet-in .grab{width:40px;height:4px;border-radius:4px;background:var(--line);margin:0 auto 14px}
.sheet-in h3{font:500 26px/1.2 var(--serif);text-align:center}
.sheet-in .x{position:absolute;right:14px;top:10px;width:38px;height:38px;border-radius:50%;font-size:22px;color:var(--muted)}
.accs{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:18px}
.acc{border:1px solid var(--line);border-radius:14px;padding:14px 10px;text-align:center;background:#fff}
.acc h5{font:600 10px/1 var(--cond);letter-spacing:.26em;color:var(--muted)}
.acc .who{font:400 26px/1.3 var(--script);color:var(--gold-deep)}
.acc .qr{aspect-ratio:1;border:1px dashed var(--gold-2);border-radius:10px;display:grid;place-items:center;font:500 11px/1.3 var(--sans);color:var(--muted);margin:8px 0;background:repeating-linear-gradient(45deg,transparent 0 8px,rgba(169,132,75,.06) 8px 16px)}
.acc p{font:400 12px/1.4 var(--sans);color:var(--muted)}
.acc button{margin-top:8px;font:600 11px/1 var(--cond);letter-spacing:.18em;color:var(--gold-deep);padding:8px 10px;border-radius:999px;background:var(--ivory)}

/* ---- Footer ---- */
footer{background:var(--ivory);padding:90px 20px calc(120px + env(safe-area-inset-bottom));text-align:center}
.heart{width:min(70vw,260px);margin:0 auto}
footer .bye{font:400 italic 22px/1.5 var(--serif);max-width:340px;margin:18px auto 0;color:var(--ink-2)}
footer .sign{font:400 clamp(46px,13vw,60px)/1.2 var(--script);margin-top:16px}
footer small{display:block;margin-top:12px;font:600 11px/1 var(--cond);letter-spacing:.4em;color:var(--muted)}
.replay{margin-top:34px;display:inline-flex;align-items:center;gap:8px;font:500 12px/1 var(--sans);letter-spacing:.16em;color:var(--gold-deep);text-transform:uppercase;padding:12px 18px;border-radius:999px;border:1px solid var(--gold-2)}

/* ---- floating ---- */
.music{position:fixed;right:16px;bottom:calc(16px + env(safe-area-inset-bottom));z-index:80;width:50px;height:50px;border-radius:50%;display:grid;place-items:center;
  background:rgba(251,247,240,.88);border:1px solid var(--gold-2);box-shadow:0 10px 24px -10px rgba(80,60,30,.5);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);
  opacity:0;transform:scale(.6);transition:all .6s var(--ease);color:var(--gold-deep)}
.music.show{opacity:1;transform:none}
.music .bars{display:flex;gap:3px;align-items:flex-end;height:16px}
.music .bars i{width:3px;height:4px;background:currentColor;border-radius:2px}
.music.playing .bars i{animation:eq 1s ease-in-out infinite}
.music.playing .bars i:nth-child(2){animation-delay:.2s}.music.playing .bars i:nth-child(3){animation-delay:.4s}.music.playing .bars i:nth-child(4){animation-delay:.1s}
@keyframes eq{0%,100%{height:4px}50%{height:16px}}
.toast{position:fixed;left:50%;bottom:calc(84px + env(safe-area-inset-bottom));transform:translate(-50%,16px);background:var(--ink);color:var(--gold-3);font:400 13px/1.4 var(--sans);padding:11px 18px;border-radius:999px;opacity:0;transition:all .4s;z-index:95;pointer-events:none;white-space:nowrap}
.toast.on{opacity:1;transform:translate(-50%,0)}
#petals{position:fixed;inset:0;pointer-events:none;z-index:70;overflow:hidden}
.petal{position:absolute;top:-30px;animation:fall linear forwards}
.petal i{display:block;width:10px;height:13px;border-radius:80% 10% 80% 10%;background:linear-gradient(135deg,#fffdf8,#eadfca);box-shadow:0 2px 4px rgba(120,90,50,.15);animation:sway ease-in-out infinite alternate}
@keyframes fall{to{transform:translateY(112vh)}}
@keyframes sway{from{transform:translateX(-22px) rotate(-30deg)}to{transform:translateX(22px) rotate(60deg)}}

@media (min-width:760px){
  .sec{padding:140px 24px}
  .card{padding:64px 48px 56px}
  .postmark{right:6vw;width:180px;height:180px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;transition-delay:0s!important}
  .rv{opacity:1;transform:none}
}