/* =========================================================
   Couplina — نامه‌ها
   پالت: شبِ شرابی (#12060e · #24101e · #3a1730) + رزگلد/صورتی + طلایی + کِرِم
   ========================================================= */
.lt-overlay,.lt-stage{
  --lt-bg0:#12060e;--lt-bg1:#24101e;--lt-bg2:#3a1730;
  --lt-line:rgba(255,205,222,.16);--lt-line2:rgba(255,205,222,.34);
  --lt-rose:#f4a6bb;--lt-rose2:#e0668a;--lt-gold:#f5d28a;--lt-cream:#fbefe3;--lt-muted:#cfa3b4;--lt-wine:#7d1d44;
  direction:rtl;font-family:Vazirmatn,Tahoma,sans-serif;color:var(--lt-cream)
}
.lt-overlay *,.lt-stage *{box-sizing:border-box}
.lt-overlay button,.lt-stage button,.lt-overlay select,.lt-overlay input,.lt-overlay textarea{font-family:inherit}

/* ---------- تم‌های کاغذ و پاکت ---------- */
.t-rose{--e1:#f0a9bd;--e2:#c7607f;--e3:#f7c5d3;--fl:#f6bccb;--fl2:#da7896;--fli:#a6405f;--sl1:#e2415f;--sl2:#8c1230;--pp:#fff4ef;--ink:#4a2030;--line:rgba(199,96,127,.24);--acc:#c7607f}
.t-midnight{--e1:#2e3872;--e2:#161c42;--e3:#3d4896;--fl:#3b4692;--fl2:#262e68;--fli:#0f1432;--sl1:#f2c55f;--sl2:#a9741a;--pp:#1b2147;--ink:#f1e6c7;--line:rgba(240,193,90,.2);--acc:#f2c55f}
.t-parchment{--e1:#dcbb8c;--e2:#b48a56;--e3:#e9d0a8;--fl:#e3c699;--fl2:#c79c68;--fli:#9c7344;--sl1:#b5382a;--sl2:#6e1810;--pp:#f7ebd2;--ink:#46301c;--line:rgba(140,100,50,.26);--acc:#9c6a33}
.t-sage{--e1:#a6c3a3;--e2:#6f9573;--e3:#c0d8bc;--fl:#aecaab;--fl2:#82a885;--fli:#557a5a;--sl1:#d08c54;--sl2:#8a4a22;--pp:#f0f6e8;--ink:#2f4332;--line:rgba(95,135,100,.26);--acc:#5f8a65}
.t-lavender{--e1:#c9b6e8;--e2:#8c6fc0;--e3:#ddd0f2;--fl:#d0bff0;--fl2:#a58bd6;--fli:#6c4fa3;--sl1:#e0527f;--sl2:#8a1f48;--pp:#f6f0fd;--ink:#3a2a5a;--line:rgba(140,111,192,.26);--acc:#7d5cb8}
.t-sky{--e1:#a9d3f0;--e2:#5a9bd0;--e3:#c8e4f8;--fl:#b4daf4;--fl2:#7db4e0;--fli:#3d78ab;--sl1:#f2c55f;--sl2:#a9741a;--pp:#eef7ff;--ink:#1f3d5c;--line:rgba(90,155,208,.27);--acc:#3f84bd}
.t-peach{--e1:#f8c3a2;--e2:#e08b5f;--e3:#fcd9c2;--fl:#facbac;--fl2:#ec9f78;--fli:#b9633a;--sl1:#d9443a;--sl2:#85201a;--pp:#fff3ea;--ink:#5a2f1a;--line:rgba(224,139,95,.27);--acc:#cf7446}
.t-lemon{--e1:#f4e48a;--e2:#d3b73a;--e3:#f8efb3;--fl:#f6e99b;--fl2:#e0c852;--fli:#a58e1c;--sl1:#4f9a6a;--sl2:#1f5a37;--pp:#fffbe2;--ink:#4f4510;--line:rgba(211,183,58,.3);--acc:#a89018}
.t-coffee{--e1:#b58b6a;--e2:#7a5236;--e3:#cba98c;--fl:#bf9778;--fl2:#946a4b;--fli:#5a3a24;--sl1:#e8c27a;--sl2:#a07a28;--pp:#f2e6d9;--ink:#3e2819;--line:rgba(122,82,54,.28);--acc:#7a5236}
.t-aurora{--e1:#2f6f73;--e2:#133a45;--e3:#3f8f8b;--fl:#357c7c;--fl2:#1d5258;--fli:#0b2830;--sl1:#9fe8c4;--sl2:#2f8a6a;--pp:#0f2f3a;--ink:#d9f5ea;--line:rgba(159,232,196,.22);--acc:#8fe3bd}
.t-plum{--e1:#6b3a78;--e2:#3d1c4d;--e3:#85509a;--fl:#764384;--fl2:#512a63;--fli:#2a1036;--sl1:#f2b6d0;--sl2:#b0507a;--pp:#2a1236;--ink:#f6dcef;--line:rgba(242,182,208,.22);--acc:#f0a8cb}
.t-sunset{--e1:#f59f6f;--e2:#c4476a;--e3:#f9be90;--fl:#f7ab7e;--fl2:#d75f6b;--fli:#8f2d52;--sl1:#f7d56a;--sl2:#b0801a;--pp:#fff0e6;--ink:#5a2236;--line:rgba(196,71,106,.25);--acc:#c4476a}

/* ---------- پاکت سه‌بعدی ---------- */
.lt-env{--s:16px;position:relative;display:block;flex:none;width:20em;height:13.5em;font-size:var(--s);perspective:60em;direction:ltr;transform-style:flat}
.lt-env>i{position:absolute;display:block;font-style:normal}
.lt-env u{text-decoration:none;display:block}
.lt-e-back{inset:0;z-index:0;border-radius:.55em;background:linear-gradient(160deg,var(--e2),color-mix(in srgb,var(--e2) 78%,#000));box-shadow:0 1.2em 2.4em rgba(0,0,0,.45)}
.lt-e-paper{left:5%;right:5%;top:7%;bottom:5%;z-index:2;border-radius:.3em;background-color:var(--pp);background-image:repeating-linear-gradient(to bottom,transparent 0 .85em,var(--line) .85em .95em);box-shadow:0 0 .6em rgba(0,0,0,.18)}
.lt-e-front{inset:0;z-index:3;border-radius:.55em;background:linear-gradient(180deg,var(--e1),var(--e2));clip-path:polygon(0 0,50% 56%,100% 0,100% 100%,0 100%)}
.lt-e-front::before,.lt-e-front::after,.lt-e-front b{content:"";position:absolute;inset:0;display:block}
.lt-e-front::before{clip-path:polygon(0 0,50% 56%,0 100%);background:linear-gradient(90deg,color-mix(in srgb,var(--e2) 85%,#000),var(--e1));opacity:.75}
.lt-e-front::after{clip-path:polygon(100% 0,50% 56%,100% 100%);background:linear-gradient(270deg,color-mix(in srgb,var(--e2) 85%,#000),var(--e1));opacity:.75}
.lt-e-front b{clip-path:polygon(0 100%,50% 52%,100% 100%);background:linear-gradient(0deg,var(--e3),var(--e1));box-shadow:inset 0 .1em 0 rgba(255,255,255,.35)}
.lt-e-flap{left:0;top:0;width:100%;height:56%;z-index:5;transform-origin:50% 0;transform-style:preserve-3d}
.lt-e-flap u{position:absolute;inset:0;backface-visibility:hidden;-webkit-backface-visibility:hidden;clip-path:polygon(0 0,100% 0,50% 100%)}
.lt-e-flap .f{background:linear-gradient(180deg,var(--fl),var(--fl2))}
.lt-e-flap .b{background:linear-gradient(0deg,var(--fli),color-mix(in srgb,var(--fli) 70%,#000));transform:rotateX(180deg)}
.lt-seal{left:50%;top:56%;width:4.4em;height:4.4em;margin:-2.2em 0 0 -2.2em;z-index:7;border-radius:50%;filter:drop-shadow(0 .25em .35em rgba(0,0,0,.4))}
.lt-seal u{position:absolute;inset:0;border-radius:50%;display:grid;place-items:center;font-size:2em;line-height:1;color:rgba(255,255,255,.5);background:radial-gradient(circle at 35% 28%,var(--sl1),var(--sl2) 72%);box-shadow:inset 0 0 0 .2em rgba(0,0,0,.14),inset 0 .12em .25em rgba(255,255,255,.35)}
.lt-seal .h1{clip-path:inset(0 50% 0 0)}
.lt-seal .h2{clip-path:inset(0 0 0 50%)}
/* اندازه‌ها */
.lt-env.mini{--s:3.9px}
.lt-env.card{--s:6.5px}
.lt-env.row{--s:4.4px}
.lt-env.big{--s:9.5px}
.lt-env.stage{--s:clamp(11px,4.5vw,18px)}
/* حالت باز ایستا */
.lt-env.is-open .lt-e-flap{transform:rotateX(180deg);z-index:1}
.lt-env.is-open .lt-e-paper{transform:translateY(-50%)}
.lt-env.is-open .lt-seal{opacity:0}
.lt-env.card.is-open{margin-top:3.9em}
.lt-env.big.is-open{margin-top:4.6em}
/* باز شدن */
.lt-env.open .lt-e-flap{animation:ltFlapOpen .85s cubic-bezier(.4,0,.2,1) .35s both}
.lt-env.open .lt-e-paper{animation:ltPaperUp 1.1s cubic-bezier(.3,.9,.3,1) 1s both}
.lt-env.open .lt-seal .h1{animation:ltH1 1s ease-in both}
.lt-env.open .lt-seal .h2{animation:ltH2 1s ease-in both}
@keyframes ltFlapOpen{0%{transform:rotateX(0);z-index:5}49%{z-index:5}50%{z-index:1}100%{transform:rotateX(180deg);z-index:1}}
@keyframes ltPaperUp{from{transform:none}to{transform:translateY(-50%)}}
@keyframes ltH1{0%{transform:none}15%{transform:translate(.08em,0) rotate(2deg)}30%{transform:translate(-.1em,0) rotate(-3deg)}100%{transform:translate(-2.6em,6em) rotate(-48deg);opacity:0}}
@keyframes ltH2{0%{transform:none}15%{transform:translate(-.08em,0) rotate(-2deg)}30%{transform:translate(.1em,0) rotate(3deg)}100%{transform:translate(2.6em,6em) rotate(48deg);opacity:0}}
/* بسته شدن + مهر (فرستادن) */
.lt-env.closing .lt-e-paper{animation:ltPaperDown .95s cubic-bezier(.5,0,.3,1) both}
.lt-env.closing .lt-e-flap{animation:ltFlapClose .85s cubic-bezier(.4,0,.2,1) .95s both}
.lt-env.closing .lt-seal{opacity:0}
.lt-env.stamped .lt-seal{animation:ltStamp .6s cubic-bezier(.2,1.5,.4,1) both}
.lt-env.stamped .lt-seal::after{content:"";position:absolute;inset:0;border-radius:50%;border:.18em solid var(--sl1);animation:ltRing .9s ease-out both}
@keyframes ltPaperDown{from{transform:translateY(-50%)}to{transform:none}}
@keyframes ltFlapClose{0%{transform:rotateX(180deg);z-index:1}50%{z-index:1}51%{z-index:5}100%{transform:rotateX(0);z-index:5}}
@keyframes ltStamp{0%{opacity:0;transform:scale(2.6) rotate(-14deg)}55%{opacity:1;transform:scale(.88)}100%{opacity:1;transform:none}}
@keyframes ltRing{from{transform:scale(1);opacity:.9}to{transform:scale(3.4);opacity:0}}
/* حالت‌های صحنه */
.lt-env.sealed .lt-seal,.lt-env.glowing .lt-seal{animation:ltPulse 2.2s ease-in-out infinite}
.lt-env.glowing{filter:drop-shadow(0 0 1.3em rgba(245,210,138,.55))}
.lt-env.sealed{filter:saturate(.85) brightness(.92)}
.lt-env.stage.sealed,.lt-env.stage.glowing{animation:ltBob 3.6s ease-in-out infinite}
.lt-env.shake{animation:ltShake .55s ease both!important}
@keyframes ltPulse{0%,100%{transform:scale(1)}50%{transform:scale(1.09)}}
@keyframes ltBob{0%,100%{transform:translateY(0) rotate(-1deg)}50%{transform:translateY(-.7em) rotate(1deg)}}
@keyframes ltShake{0%,100%{transform:none}15%{transform:translateX(-.7em) rotate(-2deg)}35%{transform:translateX(.7em) rotate(2deg)}55%{transform:translateX(-.5em) rotate(-1deg)}75%{transform:translateX(.4em)}}
.lt-send-env.fly{animation:ltFly 1.25s cubic-bezier(.55,0,.8,.35) both}
@keyframes ltFly{0%{transform:none;opacity:1}22%{transform:translateY(.8em) rotate(-4deg)}100%{transform:translate(38vw,-95vh) rotate(24deg) scale(.35);opacity:0}}

/* ---------- پنجره‌ی اصلی ---------- */
.lt-overlay{position:fixed;inset:0;z-index:10060;display:none;align-items:center;justify-content:center;padding:18px;background:rgba(14,5,11,.86);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);overflow:auto}
.lt-overlay.open{display:flex}
.lt-card{position:relative;width:min(980px,100%);max-height:94vh;overflow:auto;border-radius:32px;border:1px solid var(--lt-line);
  background:radial-gradient(circle at 92% 0%,rgba(244,166,187,.17),transparent 36%),radial-gradient(circle at 4% 100%,rgba(245,210,138,.11),transparent 38%),linear-gradient(150deg,#24101e,#3a1730 55%,#1a0912);
  box-shadow:0 40px 110px rgba(0,0,0,.65),inset 0 1px 0 rgba(255,225,235,.09);scrollbar-width:thin;scrollbar-color:#74324f transparent;animation:ltCardIn .45s cubic-bezier(.2,.9,.3,1.1) both}
@keyframes ltCardIn{from{opacity:0;transform:translateY(22px) scale(.97)}to{opacity:1;transform:none}}
.lt-top{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:24px 28px 14px}
.lt-brand{display:flex;align-items:center;gap:14px}
.lt-disc{width:54px;height:54px;display:grid;place-items:center;border-radius:18px;font-size:27px;background:linear-gradient(135deg,#f4a6bb,#c06ac2 60%,#f5d28a);box-shadow:0 10px 30px rgba(224,102,138,.4)}
.lt-brand h2{margin:0;font-size:clamp(20px,3vw,28px);font-family:"Aref Ruqaa",Vazirmatn,serif;font-weight:700;letter-spacing:.2px}
.lt-brand p{margin:4px 0 0;color:var(--lt-muted);font-size:12px}
.lt-x{width:42px;height:42px;border-radius:14px;border:1px solid var(--lt-line);background:rgba(255,255,255,.05);color:#fff;font-size:26px;line-height:1;cursor:pointer;transition:.2s}
.lt-x:hover{background:rgba(255,255,255,.13);transform:rotate(90deg)}
.lt-tabs{display:flex;gap:6px;margin:4px 26px 0;padding:5px;border-radius:18px;background:rgba(0,0,0,.28);border:1px solid var(--lt-line)}
.lt-tab{flex:1;display:flex;align-items:center;justify-content:center;gap:7px;border:0;border-radius:13px;padding:12px 8px;background:transparent;color:var(--lt-muted);font-size:13px;font-weight:700;cursor:pointer;transition:.2s}
.lt-tab:hover{color:#fff}
.lt-tab.active{color:#2a0f1d;background:linear-gradient(120deg,#f8bfd0,#f5d28a);box-shadow:0 6px 20px rgba(244,166,187,.3)}
.lt-tab b{min-width:19px;height:19px;padding:0 5px;border-radius:99px;display:grid;place-items:center;font-size:10.5px;color:#fff;background:#d63f68}
.lt-body{padding:20px 28px 30px}
.lt-lead{margin:0 0 20px;color:var(--lt-muted);font-size:13px;line-height:2}
.lt-lead b{color:var(--lt-gold)}

/* ---------- صندوق ---------- */
.lt-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(176px,1fr));gap:16px}
.lt-slot{position:relative;display:flex;flex-direction:column;align-items:center;gap:6px;padding:22px 12px 16px;border-radius:22px;border:1px solid var(--lt-line);background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.02));color:inherit;text-align:center;cursor:pointer;transition:transform .25s,border-color .25s,box-shadow .25s}
.lt-slot:hover{transform:translateY(-5px);border-color:var(--lt-line2);box-shadow:0 18px 40px rgba(0,0,0,.4)}
.lt-slot .lt-env{margin:6px 0 10px}
.lt-slot.ready{border-color:rgba(245,210,138,.55);box-shadow:0 0 0 1px rgba(245,210,138,.18),0 10px 40px rgba(245,210,138,.14);animation:ltReady 2.6s ease-in-out infinite}
.lt-slot.locked .lt-env{filter:saturate(.7) brightness(.85)}
.lt-slot.opened{opacity:.92}
@keyframes ltReady{0%,100%{box-shadow:0 0 0 1px rgba(245,210,138,.18),0 10px 40px rgba(245,210,138,.12)}50%{box-shadow:0 0 0 1px rgba(245,210,138,.45),0 10px 50px rgba(245,210,138,.3)}}
.lt-slot-title{font-size:14px;line-height:1.7;overflow-wrap:anywhere}
.lt-slot-from{color:var(--lt-muted);font-size:11px}
.lt-chip{display:inline-flex;align-items:center;gap:5px;padding:5px 11px;border-radius:99px;font-size:11px;font-weight:700;background:rgba(255,255,255,.08);color:#f0dbe3;border:1px solid var(--lt-line)}
.lt-chip em{font-style:normal;font-variant-numeric:tabular-nums}
.lt-chip.lock{background:rgba(125,29,68,.45);border-color:rgba(244,166,187,.4);color:#ffd7e3}
.lt-chip.cd{background:rgba(245,210,138,.12);border-color:rgba(245,210,138,.35);color:var(--lt-gold)}
.lt-chip.glow{background:linear-gradient(120deg,rgba(245,210,138,.25),rgba(244,166,187,.25));border-color:rgba(245,210,138,.6);color:#ffe9b8}
.lt-chip.done{background:rgba(147,177,120,.16);border-color:rgba(147,177,120,.4);color:#cfe6b9}
.lt-empty{text-align:center;padding:30px 14px;border:1px dashed var(--lt-line2);border-radius:24px;color:var(--lt-muted)}
.lt-empty b{display:block;color:#fff;font-size:17px;margin:10px 0 6px}
.lt-empty p{margin:0 auto 16px;max-width:420px;font-size:12.5px;line-height:2}
.lt-empty-art{display:grid;place-items:center;padding-top:6px}
.lt-empty.plain{padding:34px 14px}

/* ---------- دکمه‌ها ---------- */
.lt-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:16px;padding:13px 22px;font-size:14px;font-weight:800;color:#2a0f1d;background:linear-gradient(120deg,#f8bfd0,#f5d28a);cursor:pointer;box-shadow:0 10px 28px rgba(244,166,187,.28);transition:transform .2s,box-shadow .2s,opacity .2s}
.lt-btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 14px 34px rgba(244,166,187,.42)}
.lt-btn:disabled{opacity:.45;cursor:not-allowed;filter:grayscale(.4)}
.lt-btn.block{display:flex;width:100%;padding:16px;font-size:15.5px;margin-top:8px}
.lt-btn.gold{background:linear-gradient(120deg,#ffe29a,#e9a94a)}
.lt-mini{border:1px solid var(--lt-line2);border-radius:12px;padding:8px 13px;background:rgba(255,255,255,.07);color:#fff;font-size:12px;font-weight:700;cursor:pointer;transition:.2s;white-space:nowrap}
.lt-mini:hover{background:rgba(255,255,255,.15)}
.lt-mini.danger{border-color:rgba(255,120,140,.45);color:#ffb3c0}
.lt-mini.danger:hover,.lt-mini.sure{background:#c33a5a;color:#fff;border-color:#c33a5a}
.lt-mini.gold{background:linear-gradient(120deg,#ffe29a,#e9a94a);color:#3a210a;border:0}

/* ---------- نوشتن ---------- */
.lt-quota{display:flex;align-items:center;gap:14px;padding:14px 16px;border-radius:18px;margin-bottom:22px;background:rgba(255,255,255,.05);border:1px solid var(--lt-line)}
.lt-quota>span{font-size:26px}
.lt-quota div{flex:1;min-width:0}
.lt-quota b{display:block;font-size:13.5px}
.lt-quota small{display:block;margin-top:3px;color:var(--lt-muted);font-size:11.5px;line-height:1.9}
.lt-quota em{font-style:normal;color:var(--lt-gold);font-weight:800;font-variant-numeric:tabular-nums}
.lt-quota.full{background:rgba(125,29,68,.35);border-color:rgba(244,166,187,.45)}
.lt-quota.prem{background:linear-gradient(120deg,rgba(245,210,138,.14),rgba(244,166,187,.1));border-color:rgba(245,210,138,.4)}
.lt-step{margin-bottom:26px}
.lt-step h4{display:flex;align-items:center;gap:10px;margin:0 0 14px;font-size:15px}
.lt-step h4 em{width:26px;height:26px;display:grid;place-items:center;border-radius:50%;font-style:normal;font-size:12px;font-weight:800;color:#2a0f1d;background:linear-gradient(135deg,#f8bfd0,#f5d28a)}
.lt-themes{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.lt-theme{display:flex;flex-direction:column;align-items:center;gap:10px;padding:16px 6px 12px;border-radius:18px;border:1px solid var(--lt-line);background:rgba(255,255,255,.04);color:var(--lt-muted);font-size:12px;font-weight:700;cursor:pointer;transition:.2s}
.lt-theme:hover{background:rgba(255,255,255,.09)}
.lt-theme.active{color:#fff;border-color:var(--lt-gold);background:rgba(245,210,138,.1);box-shadow:0 0 0 1px rgba(245,210,138,.3)}
.lt-field{display:block;margin-bottom:14px}
.lt-field>span{display:flex;justify-content:space-between;margin-bottom:7px;color:#f0dbe3;font-size:12.5px;font-weight:700}
.lt-field em{font-style:normal;color:var(--lt-muted);font-weight:500}
.lt-input{width:100%;padding:14px 16px;border-radius:14px;border:1px solid var(--lt-line2);background:rgba(0,0,0,.28);color:#fff;font-size:14px;outline:none;transition:.2s}
.lt-input:focus{border-color:var(--lt-rose);box-shadow:0 0 0 3px rgba(244,166,187,.18)}
.lt-input::placeholder,.lt-textarea::placeholder{color:rgba(255,255,255,.35)}
.lt-paper{position:relative;border-radius:16px;padding:22px 26px 18px;background-color:var(--pp);color:var(--ink);box-shadow:0 16px 44px rgba(0,0,0,.4),inset 0 0 0 1px rgba(255,255,255,.35);transition:background-color .35s,color .35s}
.lt-paper::before{content:"";position:absolute;top:0;bottom:0;right:22px;width:2px;background:var(--acc);opacity:.28}
.lt-paper-head{display:flex;gap:7px;align-items:baseline;margin-bottom:6px;font-family:"Aref Ruqaa",Vazirmatn,serif;font-size:19px;color:var(--acc)}
.lt-paper-head b{font-weight:700}
.lt-textarea{display:block;width:100%;min-height:340px;padding:0 10px 0 0;border:0;outline:0;resize:vertical;background-color:transparent;color:inherit;font-size:16px;line-height:38.4px;background-image:linear-gradient(transparent 37.4px,var(--line) 37.4px,var(--line) 38.4px,transparent 38.4px);background-size:100% 38.4px;background-attachment:local}
.lt-paper-foot{margin-top:8px;text-align:left;font-family:"Aref Ruqaa",Vazirmatn,serif;font-size:18px;color:var(--acc)}
.lt-words{display:flex;align-items:center;gap:12px;margin-top:14px;font-size:12px;color:var(--lt-muted)}
.lt-meter{flex:1;height:8px;border-radius:9px;background:rgba(255,255,255,.1);overflow:hidden}
.lt-meter i{display:block;height:100%;width:0;border-radius:9px;background:linear-gradient(90deg,#f4a6bb,#f5d28a);transition:width .2s}
.lt-meter i.warn{background:linear-gradient(90deg,#f5d28a,#f0a040)}
.lt-meter i.over{background:linear-gradient(90deg,#ff7a90,#d8365a)}
#ltWords{white-space:nowrap;font-variant-numeric:tabular-nums}
.lt-paywall{margin-top:14px;padding:16px;border-radius:16px;background:rgba(245,210,138,.1);border:1px solid rgba(245,210,138,.45);color:#ffe9b8;font-size:12.5px;line-height:2}
.lt-paywall[hidden]{display:none}
.lt-paywall b{display:block;font-size:14px;margin-bottom:4px}
.lt-paywall p{margin:0 0 12px}
.lt-when{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.lt-when-opt{display:flex;flex-direction:column;align-items:flex-start;gap:3px;padding:15px 16px;border-radius:18px;border:1px solid var(--lt-line);background:rgba(255,255,255,.04);color:#fff;text-align:right;cursor:pointer;transition:.2s}
.lt-when-opt span{font-size:23px}
.lt-when-opt b{font-size:14px}
.lt-when-opt small{color:var(--lt-muted);font-size:11px;line-height:1.8}
.lt-when-opt.active{border-color:var(--lt-gold);background:linear-gradient(145deg,rgba(245,210,138,.14),rgba(244,166,187,.1));box-shadow:0 0 0 1px rgba(245,210,138,.3)}
.lt-sched{margin-top:14px;padding:16px;border-radius:20px;background:rgba(0,0,0,.25);border:1px solid var(--lt-line);animation:ltCardIn .35s both}
.lt-sched[hidden]{display:none}
.lt-sel-row{display:grid;grid-template-columns:repeat(5,1fr);gap:9px}
.lt-sel-row label span{display:block;margin-bottom:5px;color:var(--lt-muted);font-size:11px}
.lt-sel-row select{width:100%;padding:11px 8px;border-radius:12px;border:1px solid var(--lt-line2);background:#2a1322;color:#fff;font-size:13.5px;font-weight:700;outline:none;cursor:pointer;text-align:center}
.lt-sel-row select:focus{border-color:var(--lt-rose)}
.lt-chips{display:flex;flex-wrap:wrap;gap:8px;margin:14px 0}
.lt-chipbtn{border:1px solid var(--lt-line2);border-radius:99px;padding:8px 14px;background:rgba(255,255,255,.06);color:#fff;font-size:12px;font-weight:700;cursor:pointer;transition:.2s}
.lt-chipbtn:hover{background:rgba(245,210,138,.18);border-color:var(--lt-gold)}
.lt-sum{display:flex;flex-direction:column;align-items:center;gap:3px;padding:16px;border-radius:16px;text-align:center;background:linear-gradient(135deg,rgba(125,29,68,.5),rgba(58,23,48,.6));border:1px solid rgba(244,166,187,.38)}
.lt-sum small{color:var(--lt-muted);font-size:11.5px}
.lt-sum b{font-size:clamp(15px,3.6vw,19px);color:var(--lt-gold);font-family:"Aref Ruqaa",Vazirmatn,serif;font-weight:700}
.lt-sum em{font-style:normal;font-size:12px;color:#f0dbe3;font-variant-numeric:tabular-nums}
.lt-sum.bad{background:rgba(200,50,80,.2);border-color:rgba(255,120,140,.5)}
.lt-sum.bad b{color:#ffb3c0;font-family:inherit}
.lt-tz{margin:12px 2px 0;color:var(--lt-muted);font-size:11.5px;line-height:2}
.lt-note{min-height:22px;margin-top:12px;text-align:center;font-size:12.5px;color:#f0dbe3}
.lt-note.err{color:#ff9fb2}

/* ---------- فرستاده‌ها ---------- */
.lt-list{display:flex;flex-direction:column;gap:12px}
.lt-row{display:flex;align-items:center;gap:16px;padding:14px 16px;border-radius:20px;border:1px solid var(--lt-line);background:rgba(255,255,255,.05)}
.lt-row .lt-env{margin:0 4px}
.lt-row-main{flex:1;min-width:0}
.lt-row-main b{display:block;font-size:14.5px;overflow-wrap:anywhere}
.lt-row-main small{display:block;margin:3px 0 8px;color:var(--lt-muted);font-size:11px}
.lt-row-st{display:flex;flex-wrap:wrap;gap:6px}
.lt-row-acts{display:flex;flex-direction:column;gap:8px}

.lt-toast{position:sticky;bottom:16px;margin:0 auto;width:max-content;max-width:calc(100% - 32px);padding:11px 18px;border-radius:99px;background:#fff4ef;color:#3a1223;font-size:12.5px;font-weight:700;text-align:center;box-shadow:0 10px 34px rgba(0,0,0,.5);opacity:0;transform:translateY(14px);pointer-events:none;transition:.3s}
.lt-toast.show{opacity:1;transform:none}

/* ---------- صحنه‌ی سینمایی ---------- */
.lt-stage{position:fixed;inset:0;z-index:10080;display:flex;align-items:flex-start;justify-content:center;overflow:auto;opacity:0;transition:opacity .35s;
  background:radial-gradient(ellipse at 50% 34%,rgba(170,45,100,.5),transparent 58%),radial-gradient(ellipse at 50% 110%,rgba(245,210,138,.14),transparent 55%),linear-gradient(#12060e,#1f0a19 60%,#12060e)}
.lt-stage.show{opacity:1}
.lt-stage.leave{opacity:0}
.lt-sparks{position:fixed;inset:0;overflow:hidden;pointer-events:none}
.lt-sparks i{position:absolute;bottom:-20px;width:var(--sz);height:var(--sz);border-radius:50%;opacity:0;filter:blur(.4px);animation:ltFloat var(--dur) var(--del) linear infinite}
@keyframes ltFloat{0%{transform:translateY(0) scale(.6);opacity:0}12%{opacity:.7}100%{transform:translateY(-112vh) translateX(30px) scale(1.1);opacity:0}}
.lt-stage-x{position:fixed;top:16px;left:16px;z-index:5;width:44px;height:44px;border-radius:50%;border:1px solid var(--lt-line2);background:rgba(0,0,0,.35);color:#fff;font-size:26px;line-height:1;cursor:pointer}
.lt-stage-x:hover{background:rgba(255,255,255,.14)}
.lt-stage-main{position:relative;z-index:2;display:flex;flex-direction:column;align-items:center;gap:20px;margin:auto;padding:70px 18px 40px;text-align:center;transition:opacity .6s,transform .6s}
.lt-stage-main.gone{opacity:0;transform:scale(.88);pointer-events:none;position:absolute;visibility:hidden}
.lt-stage-cap small{display:block;color:var(--lt-muted);font-size:12.5px}
.lt-stage-cap h3{margin:6px 0 0;font:700 clamp(23px,6vw,34px)/1.6 "Aref Ruqaa",Vazirmatn,serif;color:var(--lt-gold);text-shadow:0 4px 24px rgba(245,210,138,.3)}
.lt-env-btn{background:none;border:0;padding:0;margin-top:clamp(78px,22vw,120px);cursor:pointer;-webkit-tap-highlight-color:transparent}
.lt-env-btn:focus-visible{outline:2px solid var(--lt-gold);outline-offset:12px;border-radius:12px}
.lt-send-env{margin-top:clamp(78px,22vw,120px)}
.lt-hint{margin:0;color:#f0dbe3;font-size:13.5px;line-height:2;transition:opacity .4s}
.lt-hint b{color:var(--lt-gold)}
.lt-hint.out{opacity:0}
.lt-bigcd{display:flex;gap:10px;direction:rtl}
.lt-bigcd[hidden]{display:none}
.lt-bigcd div{min-width:64px;padding:12px 8px 9px;border-radius:16px;background:rgba(255,255,255,.07);border:1px solid var(--lt-line2)}
.lt-bigcd b{display:block;font-size:26px;line-height:1.1;color:var(--lt-gold);font-variant-numeric:tabular-nums}
.lt-bigcd small{display:block;margin-top:4px;color:var(--lt-muted);font-size:10.5px}
.lt-conf{position:fixed;z-index:10090;pointer-events:none;animation:ltConf 1.9s cubic-bezier(.15,.7,.3,1) both;text-shadow:0 0 8px currentColor}
@keyframes ltConf{0%{transform:translate(0,0) rotate(0) scale(.4);opacity:1}70%{opacity:1}100%{transform:translate(var(--dx),var(--dy)) rotate(var(--rot)) scale(1);opacity:0}}

/* ---------- برگه‌ی نامه ---------- */
.lt-sheet-wrap{position:relative;z-index:2;width:min(740px,100%);margin:auto;padding:62px 14px 26px;opacity:0;transform:translateY(46px) scale(.88);transition:opacity .8s cubic-bezier(.2,.9,.3,1),transform .9s cubic-bezier(.2,.9,.3,1)}
.lt-sheet-wrap[hidden]{display:none}
.lt-sheet-wrap.show{opacity:1;transform:none}
.lt-sheet{display:flex;flex-direction:column;max-height:calc(100vh - 100px);max-height:calc(100dvh - 100px);border-radius:12px;background-color:var(--pp);color:var(--ink);outline:none;box-shadow:0 40px 110px rgba(0,0,0,.7),0 0 0 1px rgba(255,255,255,.25) inset,0 0 80px rgba(245,210,138,.12)}
.lt-sheet.t-midnight{background-image:radial-gradient(circle at 12% 18%,rgba(255,255,255,.5) 0 1px,transparent 1.5px),radial-gradient(circle at 78% 10%,rgba(255,255,255,.4) 0 1px,transparent 1.5px),radial-gradient(circle at 40% 55%,rgba(240,193,90,.5) 0 1.2px,transparent 1.8px),radial-gradient(circle at 90% 70%,rgba(255,255,255,.35) 0 1px,transparent 1.5px);background-size:260px 260px}
.lt-sheet.t-aurora,.lt-sheet.t-plum{background-image:radial-gradient(circle at 12% 18%,rgba(255,255,255,.45) 0 1px,transparent 1.5px),radial-gradient(circle at 78% 10%,rgba(255,255,255,.35) 0 1px,transparent 1.5px),radial-gradient(circle at 40% 55%,rgba(255,255,255,.4) 0 1.2px,transparent 1.8px),radial-gradient(circle at 90% 70%,rgba(255,255,255,.3) 0 1px,transparent 1.5px);background-size:260px 260px}
.lt-sheet-scroll{overflow:auto;padding:34px 44px 22px 34px;scrollbar-width:thin;scrollbar-color:var(--acc) transparent;position:relative}
.lt-sheet-scroll::before{content:"";position:absolute;top:0;bottom:0;right:30px;width:2px;background:var(--acc);opacity:.25;pointer-events:none}
.lt-orn{text-align:center;color:var(--acc);font-size:30px;line-height:1;opacity:.85}
.lt-s-title{margin:8px 0 6px;text-align:center;font:700 clamp(24px,5vw,32px)/1.7 "Aref Ruqaa",Vazirmatn,serif;color:var(--acc)}
.lt-s-meta{margin-bottom:22px;text-align:center;font-size:11.5px;opacity:.7}
.lt-text{font-size:16.5px;line-height:38.4px;white-space:pre-wrap;overflow-wrap:anywhere;background-image:linear-gradient(transparent 37.4px,var(--line) 37.4px,var(--line) 38.4px,transparent 38.4px);background-size:100% 38.4px;animation:ltWrite var(--wd,3s) ease-out .5s both}
@keyframes ltWrite{from{clip-path:inset(0 0 100% 0)}to{clip-path:inset(0 0 -2px 0)}}
.lt-sign{margin-top:26px;text-align:left;font-family:"Aref Ruqaa",Vazirmatn,serif;font-size:19px;color:var(--acc);line-height:1.9}
.lt-sign b{display:block;font-size:24px}
.lt-s-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;padding:14px 22px;border-top:1px solid var(--line);background:rgba(0,0,0,.05);border-radius:0 0 12px 12px}
.lt-s-foot .lt-mini{color:var(--ink);background:rgba(0,0,0,.06);border-color:var(--line)}
.lt-s-react{display:flex;align-items:center;gap:8px;font-size:12px}
.lt-s-react button{width:42px;height:42px;border-radius:50%;border:1px solid var(--line);background:rgba(255,255,255,.55);font-size:21px;cursor:pointer;transition:transform .2s}
.lt-s-react button:hover{transform:scale(1.18) rotate(-6deg)}
.lt-s-react button.on{background:#fff;border-color:var(--acc);box-shadow:0 0 0 3px color-mix(in srgb,var(--acc) 30%,transparent)}
.lt-s-status{font-size:12.5px;font-weight:700}

/* ---------- نقطه‌ی «جدید» روی منو ---------- */
.lt-nav-dot::after{content:attr(data-n)}
.lt-nav-dot{position:absolute;top:2px;right:2px;min-width:17px;height:17px;padding:0 4px;border-radius:99px;z-index:3;display:grid;place-items:center;font:800 10px/1 Vazirmatn,sans-serif;font-style:normal;color:#fff;background:linear-gradient(135deg,#f0709a,#c42a5c);box-shadow:0 0 0 2px #24101e,0 4px 10px rgba(196,42,92,.5);animation:ltPop 2.2s ease-in-out infinite;pointer-events:none}
@keyframes ltPop{0%,100%{transform:scale(1)}50%{transform:scale(1.18)}}
.nav-link,.mobile-nav-grid a{position:relative}

/* ---------- موبایل ---------- */
@media(max-width:700px){
  .lt-overlay{padding:8px}
  .lt-card{border-radius:24px;max-height:98vh}
  .lt-top{padding:16px 16px 10px}
  .lt-brand h2{font-size:19px}
  .lt-disc{width:46px;height:46px;font-size:24px}
  .lt-tabs{margin:2px 14px 0;gap:4px;padding:4px}
  .lt-tab{font-size:11.5px;padding:10px 3px;gap:4px}
  .lt-body{padding:14px 14px 22px}
  .lt-grid{grid-template-columns:repeat(2,1fr);gap:11px}
  .lt-themes{grid-template-columns:repeat(3,1fr);gap:8px}
  .lt-when{grid-template-columns:1fr}
  .lt-sel-row{grid-template-columns:repeat(3,1fr)}
  .lt-paper{padding:18px 16px 14px}
  .lt-paper::before{right:14px}
  .lt-row{flex-wrap:wrap}
  .lt-row-acts{flex-direction:row;width:100%}
  .lt-row-acts .lt-mini{flex:1}
  .lt-sheet-scroll{padding:26px 30px 18px 18px}
  .lt-sheet-scroll::before{right:18px}
  .lt-text{font-size:15.5px}
  .lt-bigcd div{min-width:56px}
  .lt-bigcd b{font-size:22px}
}
@media(prefers-reduced-motion:reduce){
  .lt-overlay *,.lt-stage *,.lt-nav-dot{animation-duration:.01s!important;animation-delay:0s!important;transition:none!important}
}
.lt-btn[hidden],.lt-mini[hidden],.lt-hint[hidden]{display:none}

/* Fix: card must always fit the visible screen; header never hides under browser bar */
.lt-overlay{align-items:flex-start!important;overflow-y:auto;overscroll-behavior:contain;height:100vh;height:100dvh}
.lt-overlay.open{display:flex}
.lt-card{margin:auto!important;max-height:calc(100vh - 36px)!important;max-height:calc(100dvh - 36px)!important;-webkit-overflow-scrolling:touch;overscroll-behavior:contain}
@media(max-width:700px){.lt-card{max-height:calc(100vh - 16px)!important;max-height:calc(100dvh - 16px)!important}}