/* ===========================================================================
   "Biz" — Eray & Ceyda · romantik & sıcak tema
   =========================================================================== */
:root{
  --bg:#fff6f3; --bg2:#ffeef0; --card:#fffdfc; --ink:#5b4248; --ink-soft:#9b7e85;
  --rose:#e0728e; --rose-d:#c8597a; --mauve:#c98abb; --gold:#e3b574; --cream:#fbe8df;
  --line:#f3dcdc; --shadow:0 10px 30px rgba(201,107,138,.14); --shadow-sm:0 4px 14px rgba(201,107,138,.12);
  --radius:20px; --radius-sm:14px; --maxw:1100px;
  --hand:'Caveat',cursive; --body:'Quicksand',-apple-system,Segoe UI,Roboto,sans-serif;
}
[data-theme="sunset"]{--bg:#fff3ea;--bg2:#ffe3d3;--rose:#ef7d5a;--rose-d:#e0613c;--mauve:#f0a05f;--gold:#f6c668;--line:#f7d9c4;}
[data-theme="stars"]{--bg:#171428;--bg2:#221d3d;--card:#241f40;--ink:#efe9ff;--ink-soft:#b3a9d6;--rose:#d98ab0;--rose-d:#c06f97;--mauve:#9b8ce0;--gold:#f0cf7a;--line:#352d57;--cream:#2c2550;--shadow:0 10px 30px rgba(0,0,0,.4);--shadow-sm:0 4px 14px rgba(0,0,0,.35);}
[data-theme="night"]{--bg:#14171f;--bg2:#1c2230;--card:#1e2531;--ink:#e8edf6;--ink-soft:#9fb0c4;--rose:#e0728e;--rose-d:#c8597a;--mauve:#7aa2d6;--gold:#e3b574;--line:#2a323f;--cream:#222a37;--shadow:0 10px 30px rgba(0,0,0,.45);--shadow-sm:0 4px 14px rgba(0,0,0,.4);}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--body);background:
   radial-gradient(1200px 600px at 80% -10%,var(--bg2),transparent 60%),
   radial-gradient(900px 500px at -10% 10%,var(--bg2),transparent 55%),var(--bg);
   color:var(--ink);line-height:1.5;min-height:100vh;-webkit-font-smoothing:antialiased;transition:background .5s,color .3s}
h1,h2,h3{font-family:var(--hand);font-weight:700;line-height:1.05;margin:0 0 .2em}
h1{font-size:clamp(2.6rem,7vw,5rem)} h2{font-size:clamp(2rem,4vw,3rem);color:var(--rose-d)}
a{color:var(--rose-d)}
.hidden{display:none!important}
.muted{color:var(--ink-soft)}
.center{text-align:center}
button{font-family:var(--body);cursor:pointer}

/* ---- Lock screen ---- */
#lock{position:fixed;inset:0;z-index:1000;display:flex;align-items:center;justify-content:center;
  background:radial-gradient(800px 500px at 50% 20%,var(--bg2),var(--bg));padding:24px}
.lock-card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);
  padding:42px 34px;max-width:380px;width:100%;text-align:center;border:1px solid var(--line)}
.lock-card .heart{font-size:54px;animation:beat 1.6s infinite}
.lock-card h1{font-size:3rem;margin:.1em 0 .1em;color:var(--rose-d)}
.lock-card p{color:var(--ink-soft);margin:.2em 0 1.4em}
.lock-card input{width:100%;padding:14px 16px;border:2px solid var(--line);border-radius:var(--radius-sm);
  font-size:1rem;text-align:center;background:var(--bg);color:var(--ink);outline:none;transition:border .2s}
.lock-card input:focus{border-color:var(--rose)}
.lock-card button{margin-top:14px;width:100%;padding:14px;border:none;border-radius:var(--radius-sm);
  background:linear-gradient(120deg,var(--rose),var(--mauve));color:#fff;font-weight:700;font-size:1rem;
  box-shadow:var(--shadow-sm);transition:transform .15s,filter .2s}
.lock-card button:hover{transform:translateY(-2px);filter:brightness(1.05)}
.lock-card button:disabled{opacity:.6;cursor:wait}
.lock-err{color:var(--rose-d);min-height:1.2em;margin-top:10px;font-weight:600;font-size:.9rem}

/* ---- Nav ---- */
header.nav{position:sticky;top:0;z-index:50;backdrop-filter:blur(10px);
  background:color-mix(in srgb,var(--bg) 78%,transparent);border-bottom:1px solid var(--line)}
.nav-in{max-width:var(--maxw);margin:0 auto;display:flex;align-items:center;gap:6px;padding:10px 16px;flex-wrap:wrap}
.brand{font-family:var(--hand);font-size:1.7rem;color:var(--rose-d);margin-right:auto;font-weight:700;white-space:nowrap}
.nav a{padding:7px 13px;border-radius:999px;text-decoration:none;color:var(--ink-soft);font-weight:600;font-size:.9rem;transition:.2s}
.nav a:hover{background:var(--cream);color:var(--rose-d)}
.nav a.active{background:linear-gradient(120deg,var(--rose),var(--mauve));color:#fff}
.theme-btn{border:1px solid var(--line);background:var(--card);border-radius:999px;padding:7px 12px;color:var(--ink-soft);font-size:.85rem}

main{max-width:var(--maxw);margin:0 auto;padding:18px 16px 90px}
.view{display:none;animation:fade .5s} .view.active{display:block}
@keyframes fade{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
section{margin:34px 0}
.section-title{display:flex;align-items:baseline;gap:10px;margin-bottom:14px}
.section-title small{color:var(--ink-soft);font-weight:600}

/* ---- Hero ---- */
.hero{text-align:center;padding:48px 10px 22px;position:relative;overflow:hidden}
.hero h1{background:linear-gradient(120deg,var(--rose-d),var(--mauve));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .amp{color:var(--gold);-webkit-text-fill-color:var(--gold)}
.counter{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin:22px 0}
.counter .unit{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-sm);
  box-shadow:var(--shadow-sm);padding:12px 16px;min-width:78px}
.counter .num{font-size:2rem;font-weight:800;color:var(--rose-d);font-variant-numeric:tabular-nums}
.counter .lbl{font-size:.72rem;color:var(--ink-soft);text-transform:uppercase;letter-spacing:.06em}

/* ---- Cards / grid ---- */
.grid{display:grid;gap:16px}
.cards{grid-template-columns:repeat(auto-fit,minmax(160px,1fr))}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);padding:20px}
.stat{ text-align:center}
.stat .big{font-size:2.3rem;font-weight:800;color:var(--rose-d);font-variant-numeric:tabular-nums;line-height:1}
.stat .cap{color:var(--ink-soft);font-size:.85rem;margin-top:6px}
.pill{display:inline-block;background:var(--cream);color:var(--rose-d);border-radius:999px;padding:3px 11px;font-size:.8rem;font-weight:700;margin:3px}
.chartbox{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);padding:18px}
.chartbox h3{font-size:1.5rem;color:var(--rose-d);margin-bottom:8px}
canvas{max-width:100%}

/* sender split bar */
.split{display:flex;height:30px;border-radius:999px;overflow:hidden;box-shadow:var(--shadow-sm);font-size:.8rem;font-weight:700;color:#fff}
.split .a{background:linear-gradient(120deg,var(--rose),var(--rose-d));display:flex;align-items:center;justify-content:center}
.split .b{background:linear-gradient(120deg,var(--mauve),#a673c9);display:flex;align-items:center;justify-content:center}

/* heatmap */
.heat{display:grid;grid-template-columns:auto repeat(24,1fr);gap:2px;font-size:.6rem}
.heat .cell{aspect-ratio:1;border-radius:3px;background:var(--cream)}
.heat .lab{color:var(--ink-soft);display:flex;align-items:center;padding-right:4px;font-weight:600}
.heat .hr{color:var(--ink-soft);text-align:center}

/* emoji shelf */
.emoji-shelf{display:flex;gap:6px;flex-wrap:wrap}
.emoji-shelf span{background:var(--cream);border-radius:12px;padding:6px 10px;font-size:1.1rem}
.emoji-shelf b{font-size:.75rem;color:var(--ink-soft);margin-left:3px}

/* ---- Gallery ---- */
.tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:14px}
.tabs button{border:1px solid var(--line);background:var(--card);color:var(--ink-soft);padding:7px 15px;border-radius:999px;font-weight:600}
.tabs button.active{background:var(--rose);color:#fff;border-color:var(--rose)}
.masonry{columns:4 150px;column-gap:10px}
.masonry img{width:100%;border-radius:12px;margin-bottom:10px;cursor:pointer;display:block;box-shadow:var(--shadow-sm);
  transition:transform .25s;background:var(--cream)}
.masonry img:hover{transform:scale(1.03)}
.vidgrid{grid-template-columns:repeat(auto-fill,minmax(180px,1fr))}
.vidgrid video{width:100%;border-radius:12px;box-shadow:var(--shadow-sm);background:#000}

/* voice wall */
.voice{grid-template-columns:repeat(auto-fill,minmax(240px,1fr))}
.voice .vc{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-sm);padding:12px;box-shadow:var(--shadow-sm)}
.voice .vc .who{font-size:.78rem;color:var(--ink-soft);margin-bottom:6px}
.voice audio{width:100%}

/* lightbox */
#lightbox{position:fixed;inset:0;z-index:200;background:rgba(30,12,20,.92);display:none;align-items:center;justify-content:center}
#lightbox.show{display:flex}
#lightbox img,#lightbox video{max-width:92vw;max-height:88vh;border-radius:12px;box-shadow:0 20px 60px rgba(0,0,0,.6)}
#lightbox .nav-btn{position:absolute;top:50%;transform:translateY(-50%);font-size:2.4rem;color:#fff;background:none;border:none;padding:20px;opacity:.8}
#lightbox .prev{left:6px}#lightbox .next{right:6px}
#lightbox .close{position:absolute;top:14px;right:18px;font-size:2rem;color:#fff;background:none;border:none}

/* timeline */
.timeline{position:relative;padding-left:28px}
.timeline::before{content:"";position:absolute;left:8px;top:0;bottom:0;width:3px;background:linear-gradient(var(--rose),var(--mauve));border-radius:3px}
.tl-item{position:relative;margin:0 0 26px;opacity:0;transform:translateY(20px);transition:.6s}
.tl-item.in{opacity:1;transform:none}
.tl-item::before{content:"";position:absolute;left:-24px;top:6px;width:13px;height:13px;border-radius:50%;background:var(--rose);box-shadow:0 0 0 4px var(--bg)}
.tl-item .date{font-size:.8rem;color:var(--gold);font-weight:700}
.tl-item .body{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-sm);padding:14px;box-shadow:var(--shadow-sm);margin-top:4px}

/* day view (o gün biz) */
.daychat{max-height:60vh;overflow:auto;padding:6px}
.bubble{max-width:78%;padding:9px 13px;border-radius:16px;margin:6px 0;font-size:.92rem;clear:both;word-wrap:break-word}
.bubble.me{background:linear-gradient(120deg,var(--rose),var(--rose-d));color:#fff;float:right;border-bottom-right-radius:5px}
.bubble.you{background:var(--cream);color:var(--ink);float:left;border-bottom-left-radius:5px}
.bubble .t{font-size:.65rem;opacity:.7;display:block;margin-top:3px}

/* games */
.game-msg{font-size:1.3rem;background:var(--cream);border-radius:var(--radius-sm);padding:22px;margin:14px 0;font-style:italic}
.btn{border:none;border-radius:999px;padding:11px 22px;font-weight:700;font-size:.95rem;box-shadow:var(--shadow-sm);transition:transform .15s}
.btn:hover{transform:translateY(-2px)}
.btn.rose{background:linear-gradient(120deg,var(--rose),var(--rose-d));color:#fff}
.btn.mauve{background:linear-gradient(120deg,var(--mauve),#a673c9);color:#fff}
.btn.ghost{background:var(--card);border:1px solid var(--line);color:var(--ink)}
input.field,textarea.field,select.field{width:100%;padding:11px 14px;border:2px solid var(--line);border-radius:var(--radius-sm);background:var(--bg);color:var(--ink);font-family:var(--body);font-size:.95rem;outline:none}
input.field:focus,textarea.field:focus{border-color:var(--rose)}

/* wrapped */
#wrapped{position:fixed;inset:0;z-index:300;display:none;background:linear-gradient(160deg,var(--rose-d),var(--mauve));color:#fff}
#wrapped.show{display:flex;align-items:center;justify-content:center}
.wr-bars{position:absolute;top:12px;left:12px;right:12px;display:flex;gap:6px}
.wr-bars .b{flex:1;height:4px;background:rgba(255,255,255,.3);border-radius:3px;overflow:hidden}
.wr-bars .b i{display:block;height:100%;width:0;background:#fff}
.wr-slide{text-align:center;padding:30px;max-width:520px}
.wr-slide .big{font-size:clamp(3rem,12vw,6rem);font-weight:800;font-variant-numeric:tabular-nums;line-height:1}
.wr-slide .sub{font-size:1.3rem;margin-top:14px;opacity:.95}
.wr-close{position:absolute;top:14px;right:18px;font-size:1.8rem;background:none;border:none;color:#fff;z-index:2}
.wr-tap{position:absolute;inset:0;display:flex}.wr-tap div{flex:1}

/* badges */
.badges{grid-template-columns:repeat(auto-fill,minmax(140px,1fr))}
.badge{text-align:center;padding:16px;border-radius:var(--radius);border:1px solid var(--line);background:var(--card);box-shadow:var(--shadow-sm)}
.badge.lock{opacity:.4;filter:grayscale(1)}
.badge .ic{font-size:2.4rem}.badge .nm{font-weight:700;font-size:.9rem;margin-top:6px}.badge .ds{font-size:.72rem;color:var(--ink-soft)}

/* studio */
#studio-canvas-wrap{display:flex;justify-content:center;margin:16px 0}
.studio-card{width:320px;border-radius:18px;overflow:hidden;box-shadow:var(--shadow);background:#fff;color:#5b4248}

/* confetti / hearts */
.fall{position:fixed;top:-30px;font-size:20px;pointer-events:none;z-index:400;animation:fall linear forwards}
@keyframes fall{to{transform:translateY(110vh) rotate(360deg);opacity:.2}}
@keyframes beat{0%,100%{transform:scale(1)}14%{transform:scale(1.18)}28%{transform:scale(1)}42%{transform:scale(1.12)}}
.beat{animation:beat 1.6s infinite}

/* modal */
#modal{position:fixed;inset:0;z-index:250;background:rgba(30,12,20,.6);display:none;align-items:center;justify-content:center;padding:18px}
#modal.show{display:flex}
.modal-card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);max-width:560px;width:100%;max-height:86vh;overflow:auto;padding:22px;position:relative;border:1px solid var(--line)}
.modal-close{position:absolute;top:12px;right:14px;font-size:1.5rem;background:none;border:none;color:var(--ink-soft)}

/* sinematik açılış */
#intro{position:fixed;inset:0;z-index:900;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(160deg,var(--rose-d),var(--mauve));color:#fff;transition:opacity .8s}
#intro.fade{opacity:0}
.intro-in{text-align:center;animation:introUp 1.2s ease}
.intro-heart{font-size:64px;animation:beat 1.4s infinite}
.intro-names{font-family:var(--hand);font-size:clamp(3rem,11vw,6rem);margin-top:10px}
.intro-sub{font-size:1.2rem;opacity:.9;letter-spacing:.05em}
@keyframes introUp{from{opacity:0;transform:translateY(30px) scale(.9)}to{opacity:1;transform:none}}

/* sürpriz banner */
#surprise{max-width:var(--maxw);margin:10px auto 0;background:linear-gradient(120deg,var(--gold),var(--rose));
  color:#fff;border-radius:var(--radius-sm);padding:12px 18px;font-weight:700;display:flex;align-items:center;
  justify-content:center;gap:12px;box-shadow:var(--shadow-sm);animation:fade .6s}
#surprise.show{display:flex}#surprise button{background:rgba(255,255,255,.3);border:none;color:#fff;border-radius:50%;width:26px;height:26px}

/* galeri modları */
.masonry.polaroid img{background:#fff;padding:8px 8px 26px;box-shadow:0 6px 16px rgba(0,0,0,.15);transform:rotate(-1.5deg);border-radius:3px}
.masonry.polaroid img:nth-child(even){transform:rotate(1.5deg)}
.filmstrip{display:flex;gap:8px;overflow-x:auto;padding:14px 10px;background:#1b1320;border-radius:14px;
  background-image:repeating-linear-gradient(90deg,#1b1320 0 28px,#000 28px 34px)}
.filmstrip img{height:200px;border-radius:4px;cursor:pointer;flex:0 0 auto;border:3px solid #2a1f30}

/* slayt gösterisi */
#slideshow{position:fixed;inset:0;z-index:300;background:#0d0810;display:none;flex-direction:column;align-items:center;justify-content:center}
#slideshow.show{display:flex}
.ss-stage img{max-width:90vw;max-height:74vh;border-radius:10px;box-shadow:0 20px 60px rgba(0,0,0,.6);animation:fade 1s}
.ss-cap{color:#fff;font-family:var(--hand);font-size:1.8rem;margin-top:18px;text-align:center;max-width:80vw;padding:0 20px}
.ss-close{position:absolute;top:16px;right:20px;font-size:1.8rem;background:none;border:none;color:#fff}

/* anı panosu */
.pinboard{display:flex;flex-wrap:wrap;gap:14px;background:
  linear-gradient(#caa06e,#b98e5c);border-radius:var(--radius);padding:20px;box-shadow:inset 0 0 40px rgba(0,0,0,.15);min-height:80px}
.pin{position:relative;background:#fff;padding:8px;box-shadow:0 5px 14px rgba(0,0,0,.25);transform:rotate(-2deg);border-radius:2px}
.pin:nth-child(3n){transform:rotate(2deg)}.pin:nth-child(2n){transform:rotate(1deg)}
.pin::before{content:"📌";position:absolute;top:-12px;left:50%;transform:translateX(-50%);font-size:18px}
.pin img{width:150px;height:auto;display:block;border-radius:2px}
.pin .pin-note{max-width:170px;font-family:var(--hand);font-size:1.2rem;color:#5b4248;padding:6px}
.pin .pin-note span{display:block;font-size:.85rem;color:#9b7e85;margin-top:4px}
.pin-x{position:absolute;top:-8px;right:-8px;background:var(--rose-d);color:#fff;border:none;border-radius:50%;width:22px;height:22px;font-size:.8rem;opacity:0;transition:.2s}
.pin:hover .pin-x{opacity:1}
.lb-pin{position:absolute;top:14px;left:18px;background:rgba(255,255,255,.2);border:1px solid rgba(255,255,255,.4);color:#fff;border-radius:999px;padding:6px 14px;font-weight:600}

/* studio kartları */
.studio-card.vert{width:300px;aspect-ratio:9/16;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px}
.tagcloud{display:flex;flex-wrap:wrap;gap:6px 12px;align-items:center;justify-content:center;line-height:1}
.ticket{position:relative;background:repeating-linear-gradient(90deg,#fff,#fff 20px,#fff5f7 20px,#fff5f7 22px)}
.ticket .stub{border-left:3px dashed var(--rose);margin-left:10px;padding-left:14px}
.sticker-sheet{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;padding:24px;background:linear-gradient(160deg,#ffe3ea,#f3d9f0)}
.sticker-sheet .st{background:#fff;border-radius:50%;aspect-ratio:1;display:flex;align-items:center;justify-content:center;font-size:2.4rem;box-shadow:0 4px 10px rgba(0,0,0,.12)}

/* toast */
#toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(40px);background:var(--ink);color:#fff;
  padding:11px 20px;border-radius:999px;font-weight:600;z-index:500;opacity:0;transition:.3s;pointer-events:none}
#toast.show{opacity:1;transform:translateX(-50%)}

/* modal */
#modal{position:fixed;inset:0;z-index:250;background:rgba(30,12,20,.6);display:none;align-items:center;justify-content:center;padding:18px}
#modal.show{display:flex}
.modal-card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);max-width:560px;width:100%;max-height:86vh;overflow:auto;padding:22px;position:relative;border:1px solid var(--line)}
.modal-close{position:absolute;top:12px;right:14px;font-size:1.5rem;background:none;border:none;color:var(--ink-soft)}

footer{text-align:center;color:var(--ink-soft);padding:30px;font-size:.85rem}
@media(max-width:640px){.masonry{columns:2 120px}.brand{font-size:1.4rem}.nav a{font-size:.8rem;padding:6px 10px}.sticker-sheet{grid-template-columns:repeat(3,1fr)}}