/* ===== ۰۱۹: لایتنرِ تازه، درخت و اینفوگرافیکِ تک‌تصویری، کدِ تخفیفِ سرِ صفحه (بعد از taze.css بار می‌شود) ===== */

/* کادرِ کدِ تخفیف: متنِ راهنمای طوسی */
.code-box input::placeholder{color:#9aa1a6;letter-spacing:0;font-size:14px;opacity:1}
.code-mini{grid-column:1/-1;max-width:none;margin:0;padding:10px 12px;border-width:1.5px;border-radius:14px}
.code-mini label{font-size:12.5px;font-weight:750;color:#a3561c;margin-bottom:6px}
.code-mini input{min-height:46px;font-size:15px}
.code-mini .button{min-height:46px;padding:6px 18px}
/* ۰۱۹: کادرِ کد پیش از دکمهٔ خرید؛ با کدِ درست، قیمتِ اصلی خط می‌خورد و قیمتِ تازه برق می‌زند */
.hero-purchase .hero-price{grid-column:1/-1}
.hero-amount{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap}
.price-old{font-size:15px;color:#8a9097;text-decoration-thickness:2px;text-decoration-color:#c0473d}
.price-old[hidden]{display:none}
[data-price-flash]{display:inline-block;transform-origin:right center}
[data-price-flash].is-flash{animation:price-flash 1.4s ease-out}
@keyframes price-flash{0%{color:#1f7a55;transform:scale(1.12)}35%{color:#1f7a55;transform:scale(1)}100%{transform:none}}
.offers-grid>*{min-width:0}
.code-card{width:100%;margin:0 0 14px}
.code-card input{width:100%}
.offer-card .campaign-active{width:100%;margin:-6px 0 12px;justify-content:space-between;font-size:11.5px;color:var(--green)}
.offer-card .campaign-active[hidden]{display:none}
.offer-card ul{margin-bottom:18px}
@media(max-width:950px){.hero-amount{grid-column:2;grid-row:1/3;flex-direction:column;align-items:flex-end;gap:0}.price-old{font-size:13px}}

/* ===================== جعبهٔ لایتنر ===================== */
.lt-section{padding:80px 0 70px;background:linear-gradient(#fbf6ec,#f6eddb);border-block:1px solid #eadfc6;content-visibility:visible!important}
.lt-intro{max-width:760px}
.lt-intro .eyebrow{color:#a3561c}
.lt-intro h2 em{color:#a3561c}
.lt-intro>p:not(.eyebrow){font-size:15px;line-height:2.15;margin-top:14px}
.lt-intro b{color:var(--ink)}
.lt-hint{display:inline-flex;align-items:center;gap:8px;font-size:13px!important;font-weight:700;color:#8a5a22!important;background:#fff3df;border-radius:99px;padding:6px 16px}
.lt-hint:after{content:"↓";animation:nudge 1.4s ease-in-out infinite}
.lt-scroll{position:relative;height:calc(100vh + 8 * 32vh);margin-top:10px}
.lt-stage{position:sticky;top:0;height:100vh;height:100svh;display:flex;flex-direction:column;justify-content:center;gap:12px;width:min(980px,calc(100% - 32px));margin-inline:auto}
.lt-caption{background:white;border-radius:18px;padding:12px 18px;box-shadow:0 10px 30px #6b4b1a14;min-height:104px}
.lt-days{list-style:none;padding:0;margin:0 0 6px;display:flex;gap:6px;flex-wrap:wrap}
.lt-days li{font-size:11.5px;font-weight:750;color:#9c8a66;background:#f5ecda;border-radius:99px;padding:0 11px;line-height:24px;transition:background .3s,color .3s}
.lt-days li.is-past{color:#6d5c3c}
.lt-days li.is-on{background:#a3561c;color:white}
.lt-text{font-size:15px;line-height:2;color:var(--ink);font-weight:650}

.lt-world{position:relative;width:100%;flex-shrink:0}
.lt-desk{position:absolute;inset:0 0 auto 0;height:calc(var(--desk) - 8px);border-radius:18px;background:repeating-linear-gradient(90deg,#00000000 0 38px,#ffffff2e 38px 40px),linear-gradient(#e9dcc0,#e2d2b2);box-shadow:inset 0 2px 8px #6b4b1a1f;display:flex;align-items:flex-end;justify-content:center}
.lt-desk span{font-size:10.5px;font-weight:750;color:#8f7a52;background:#f6eddb;border-radius:99px;padding:0 10px;transform:translateY(50%)}
.lt-box{position:absolute;left:0;right:0;bottom:0;height:var(--hb)}
.lt-backs{position:absolute;inset:0;display:flex;align-items:flex-end;gap:3px;z-index:1}
.lt-backs i{height:100%;border-radius:12px 12px 6px 6px;background:linear-gradient(#7d5126,#5e3a19);box-shadow:inset 0 12px 18px #0000004d,inset 0 0 0 2px #8f5f2e}
.lt-backs i:nth-child(1){flex:15;height:76%}
.lt-backs i:nth-child(2){flex:17.5;height:82%}
.lt-backs i:nth-child(3){flex:20;height:88%}
.lt-backs i:nth-child(4){flex:22.5;height:94%}
.lt-backs i:nth-child(5){flex:25;height:100%;background:radial-gradient(circle at 30% 30%,#ffe9a8 0 2px,#0000 3px),radial-gradient(circle at 70% 22%,#fff3c8 0 1.5px,#0000 2.5px),radial-gradient(circle at 55% 45%,#ffe9a8 0 1.5px,#0000 2.5px),linear-gradient(#c58a1c,#8f5d0c);box-shadow:inset 0 12px 18px #0000003d,inset 0 0 0 2px #e0a93a}
.lt-fronts{position:absolute;left:-6px;right:-6px;bottom:-5px;height:calc(var(--front) + 5px);z-index:50;display:flex;border-radius:8px 8px 18px 18px;background:linear-gradient(#e2b47a,#cf9a5a 50%,#ba8445);box-shadow:inset 0 3px 0 #f1cd98,0 18px 30px #6b4b1a40;padding:0 6px}
.lt-fronts span{display:flex;align-items:center;justify-content:center;gap:8px;border-inline-start:2px solid #a8733c;min-width:0}
.lt-fronts span:first-child{border:0}
.lt-fronts span:nth-child(1){flex:15}
.lt-fronts span:nth-child(2){flex:17.5}
.lt-fronts span:nth-child(3){flex:20}
.lt-fronts span:nth-child(4){flex:22.5}
.lt-fronts span:nth-child(5){flex:25}
.lt-fronts b{width:30px;height:30px;border-radius:50%;display:grid;place-items:center;font-size:16px;font-weight:900;color:#3d220b;background:#fff6e6;box-shadow:inset 0 -2px 0 #0000001f;flex-shrink:0}
.lt-fronts span:nth-child(1) b{background:#fcd9c8}
.lt-fronts span:nth-child(2) b{background:#fde3bf}
.lt-fronts span:nth-child(3) b{background:#fbeab0}
.lt-fronts span:nth-child(4) b{background:#ddefc0}
.lt-fronts span:nth-child(5) b{background:#ffd65a;color:#5a3500}
.lt-fronts em{font-style:normal;font-size:11.5px;font-weight:800;color:#fff;background:#6e4520;border-radius:99px;padding:0 9px;line-height:22px;white-space:nowrap}

/* کارت: بیرون نوشته‌اش خوانده می‌شود؛ وقتِ پرسیدن برمی‌گردد و جواب پیدا می‌شود */
.lt-card{position:absolute;top:0;left:0;width:var(--ow);height:var(--oh);perspective:800px;transform-origin:50% 50%;transition:transform .75s cubic-bezier(.3,.7,.2,1),opacity .4s;will-change:transform}
.lt-flip{position:absolute;inset:0;transform-style:preserve-3d;transition:transform .6s .25s cubic-bezier(.4,.2,.2,1)}
.lt-card.is-flipped .lt-flip{transform:rotateY(180deg)}
.lt-face{position:absolute;inset:0;backface-visibility:hidden;-webkit-backface-visibility:hidden;border-radius:10px;border-top:7px solid var(--c);background:repeating-linear-gradient(#0000 0 25px,#e3ecf7 25px 26px) 0 22px/100% calc(100% - 22px) no-repeat,#fff;box-shadow:0 4px 10px #3b240f2e;padding:6px 10px 6px;display:flex;flex-direction:column;gap:2px;overflow:hidden}
.lt-face b{font-size:11px;font-weight:850;color:var(--c);line-height:1.5}
.lt-face span{font-size:14px;font-weight:800;color:var(--ink);line-height:1.75}
.lt-a{transform:rotateY(180deg);background:repeating-linear-gradient(#0000 0 25px,#f1e6cf 25px 26px) 0 22px/100% calc(100% - 22px) no-repeat,#fffbf1}
.lt-a b{color:#8a6a35}
.lt-a span{color:#1f6b45}
.lt-a small{font-size:10.5px;font-weight:650;color:#8a7a5c;line-height:1.5;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.lt-desk p{position:absolute;inset:0;display:grid;place-items:center;text-align:center;padding:0 24px;font-size:13.5px;font-weight:700;color:#a08a5f;opacity:0;transition:opacity .4s}
.lt-world.desk-empty .lt-desk p{opacity:1;transition-delay:.5s}
.lt-section{overflow-x:clip}
.lt-card.is-out .lt-face{box-shadow:0 14px 28px #3b240f38}
.lt-card.is-hidden{opacity:0}
.lt-stamp{position:absolute;top:-11px;left:-11px;width:32px;height:32px;border-radius:50%;display:grid;place-items:center;font:900 17px/1 var(--font);color:white;opacity:0;transform:scale(.3) rotate(-30deg);transition:opacity .25s,transform .35s;z-index:2;box-shadow:0 4px 10px #0003}
.lt-stamp,.lt-new{visibility:hidden}
.lt-card.is-ok .lt-stamp,.lt-card.is-no .lt-stamp,.lt-card.is-fresh .lt-new{visibility:visible}
.lt-card.is-ok .lt-stamp,.lt-card.is-no .lt-stamp{opacity:1;transform:none;transition-delay:.85s}
.lt-card.is-ok .lt-stamp{background:#22a06b}
.lt-card.is-ok .lt-stamp:before{content:"✓"}
.lt-card.is-no .lt-stamp{background:#d64545}
.lt-card.is-no .lt-stamp:before{content:"✗"}
.lt-new{position:absolute;top:-10px;right:12px;font-style:normal;font-size:10.5px;font-weight:850;color:#5a3500;background:#ffd65a;border-radius:99px;padding:0 9px;line-height:20px;opacity:0;transform:translateY(4px);transition:opacity .3s .5s,transform .3s .5s;z-index:2}
.lt-card.is-fresh .lt-new{opacity:1;transform:none}
/* کارتِ داخلِ خانه: نوشته با اندازهٔ ثابت (برعکسِ کوچک‌شدنِ کارت) تا نامِ درس و سؤال خوانا بماند */
.lt-card.is-in .lt-face{padding:calc(1.5px * var(--inv)) calc(4px * var(--inv)) 0;gap:0;border-top-width:calc(3px * var(--inv));border-radius:calc(4px * var(--inv)) calc(4px * var(--inv)) 0 0;background:#fff;box-shadow:0 calc(-1px * var(--inv)) calc(3px * var(--inv)) #3b240f40}
.lt-card.is-in .lt-q b{font-size:calc(10.5px * var(--inv));line-height:1.4}
.lt-card.is-in .lt-q span{font-size:calc(11px * var(--inv));line-height:1.5;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
@media(max-width:700px){
  .lt-card.is-in .lt-face{border-top-width:calc(2.5px * var(--inv))}
  .lt-card.is-in .lt-q b{font-size:calc(8px * var(--inv))}
  .lt-card.is-in .lt-q span{font-size:calc(8.5px * var(--inv))}
}
.lt-card.is-star .lt-face{box-shadow:0 0 0 3px #ffc531,0 0 22px #ffb300cc}

/* جشنِ خانهٔ ۵ */
.lt-party{position:absolute;left:0;width:25%;top:-6px;height:0;z-index:70;pointer-events:none}
.lt-party b{position:absolute;bottom:6px;left:0;transform:translateY(10px) scale(.6);transform-origin:20% 100%;white-space:nowrap;font-size:13px;font-weight:900;color:#5a3500;background:#ffd65a;border-radius:99px;padding:3px 14px;box-shadow:0 8px 18px #b4790f55;opacity:0;transition:opacity .3s,transform .4s cubic-bezier(.3,1.6,.5,1)}
.lt-party b:after{content:"";position:absolute;bottom:-6px;left:28px;border:6px solid transparent;border-bottom:0;border-top-color:#ffd65a}
.lt-party.is-on b{opacity:1;transform:none;transition-delay:.7s}
.lt-party i{position:absolute;bottom:0;left:50%;width:8px;height:12px;border-radius:2px;opacity:0}
.lt-party i:nth-of-type(3n){background:#2f6fd6}.lt-party i:nth-of-type(3n+1){background:#e07a1f}.lt-party i:nth-of-type(3n+2){background:#2f9a5e}
.lt-party.is-on i{animation:lt-confetti 1.6s .75s ease-out backwards}
.lt-party i:nth-of-type(1){--x:-32px;--y:-70px;--r:200deg}.lt-party i:nth-of-type(2){--x:-26px;--y:-95px;--r:-160deg}.lt-party i:nth-of-type(3){--x:-10px;--y:-105px;--r:120deg}
.lt-party i:nth-of-type(4){--x:20px;--y:-100px;--r:-220deg}.lt-party i:nth-of-type(5){--x:50px;--y:-88px;--r:180deg}.lt-party i:nth-of-type(6){--x:75px;--y:-60px;--r:-140deg}
.lt-party i:nth-of-type(7){--x:-34px;--y:-40px;--r:260deg}.lt-party i:nth-of-type(8){--x:95px;--y:-30px;--r:-260deg}.lt-party i:nth-of-type(9){--x:-25px;--y:-60px;--r:90deg}.lt-party i:nth-of-type(10){--x:35px;--y:-55px;--r:-90deg}
@keyframes lt-confetti{0%{opacity:0;transform:translate(0,0)}15%{opacity:1}100%{opacity:0;transform:translate(var(--x),calc(var(--y) + 70px)) rotate(var(--r))}}

/* نوارِ راهنما: هر خانه چه کار می‌کند */
.lt-guide{display:grid;gap:8px}
.lt-cells{list-style:none;padding:0 6px;margin:0;display:flex}
.lt-cells li{position:relative;display:flex;flex-direction:column;align-items:center;text-align:center;line-height:1.45;padding:6px 2px 4px;border-radius:12px;transition:background .3s,box-shadow .3s}
.lt-cells li:nth-child(1){flex:15}.lt-cells li:nth-child(2){flex:17.5}.lt-cells li:nth-child(3){flex:20}.lt-cells li:nth-child(4){flex:22.5}.lt-cells li:nth-child(5){flex:25}
.lt-cells svg{width:30px;height:30px;margin-bottom:2px}
.lt-cells b{font-size:12.5px;font-weight:850;color:#4d2f12}
.lt-cells small{font-size:11px;font-weight:650;color:#7a6440}
.lt-cells li:last-child b{color:#8f5d0c}
.lt-cells li:not(:last-child):after{content:"←";position:absolute;top:13px;left:-9px;width:18px;height:18px;border-radius:50%;background:#22a06b;color:white;font:900 14px/16px var(--font);text-align:center;z-index:1}
.lt-rules{display:flex;justify-content:center;flex-wrap:wrap;gap:8px 12px}
.lt-rules span{display:inline-flex;align-items:center;gap:7px;font-size:12.5px;font-weight:750;border-radius:99px;padding:3px 12px 3px 4px;transition:box-shadow .3s,transform .3s}
.lt-rules i{width:22px;height:22px;border-radius:50%;display:grid;place-items:center;font:900 13px/1 var(--font);font-style:normal;color:white}
.lt-ok{background:#e3f4ec;color:#17603f}.lt-ok i{background:#22a06b}
.lt-no{background:#fbe6e4;color:#8e2a22}.lt-no i{background:#d64545}
.lt-stage[data-glow="new"] .lt-cells li:first-child,.lt-stage[data-glow="back"] .lt-cells li:first-child{background:#fff;box-shadow:0 0 0 2px #f08a63}
.lt-stage[data-glow="party"] .lt-cells li:last-child{background:#fff7d6;box-shadow:0 0 0 2px #ffc531}
.lt-stage[data-glow="move"] .lt-ok,.lt-stage[data-glow="back"] .lt-ok{box-shadow:0 0 0 2px #22a06b;transform:scale(1.04)}
.lt-stage[data-glow="back"] .lt-no{box-shadow:0 0 0 2px #d64545;transform:scale(1.04)}
.lt-stage[data-glow="move"] .lt-cells li:not(:last-child):after,.lt-stage[data-glow="back"] .lt-cells li:not(:last-child):after{animation:lt-push 1s ease-in-out 2}
@keyframes lt-push{50%{transform:translateX(-4px) scale(1.15)}}
.lt-nav{display:flex;align-items:center;justify-content:center;gap:12px}
.lt-nav button{min-height:44px;min-width:88px;border-radius:99px;border:1.5px solid #d8c39c;background:white;color:#6e4520;font:800 13px/1 var(--font);cursor:pointer}
.lt-nav button:hover{border-color:#a3561c}
.lt-nav span{font-size:12px;font-weight:750;color:#8f7a52;min-width:52px;text-align:center}
.lt-points{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:26px}
.lt-points div{background:white;border-radius:18px;padding:18px 20px;border:1px solid #eadfc6}
.lt-points b{display:block;font-size:15.5px;color:var(--ink);line-height:1.8}
.lt-points span{display:block;font-size:13px;line-height:2;color:var(--muted);margin-top:2px}
.lt-quote{margin-top:26px;text-align:center;font-family:var(--display);font-size:clamp(18px,2.4vw,24px);line-height:1.9;color:#5d4a2a}
.lt-quote b{color:#a3561c}
.mobile-purchase{transition:transform .35s}
.lt-live .mobile-purchase{transform:translateY(115%)}

@media(max-width:700px){
  .code-mini{padding:10px}
  .code-mini>div{flex-direction:row}
  .code-mini .button{width:auto;padding:6px 14px}
  .lt-section{padding:46px 0 40px}
  .lt-intro>p:not(.eyebrow){font-size:13.5px}
  .lt-hint{font-size:12px!important}
  .lt-scroll{height:calc(100vh + 8 * 30vh)}
  .lt-stage{width:calc(100% - 20px);gap:8px}
  .lt-caption{padding:9px 12px;min-height:100px;border-radius:14px}
  .lt-days{gap:4px;margin-bottom:4px}
  .lt-days li{font-size:10px;padding:0 7px;line-height:20px}
  .lt-text{font-size:13px;line-height:1.85}
  .lt-face{border-top-width:5px;padding:4px 8px;border-radius:8px;background:repeating-linear-gradient(#0000 0 21px,#e3ecf7 21px 22px) 0 18px/100% calc(100% - 18px) no-repeat,#fff}
  .lt-a{background:repeating-linear-gradient(#0000 0 21px,#f1e6cf 21px 22px) 0 18px/100% calc(100% - 18px) no-repeat,#fffbf1}
  .lt-face b{font-size:9.5px}
  .lt-face span{font-size:12px;line-height:1.7}
  .lt-a small{font-size:9px}
  .lt-desk p{font-size:12px}
  .lt-fronts{padding:0 3px}
  .lt-fronts span{flex-direction:column;gap:2px}
  .lt-fronts b{width:20px;height:20px;font-size:11px}
  .lt-fronts em{font-size:9px;padding:0 5px;line-height:15px}
  .lt-stamp{width:26px;height:26px;font-size:14px;top:-9px;left:-9px}
  .lt-party b{font-size:10.5px;padding:2px 9px}
  .lt-cells{padding:0 2px}
  .lt-cells li{padding:3px 0}
  .lt-cells svg{width:22px;height:22px;margin-bottom:0}
  .lt-cells b{font-size:9.5px}
  .lt-cells small{font-size:8.5px}
  .lt-cells li:not(:last-child):after{top:6px;left:-7px;width:14px;height:14px;font-size:11px;line-height:13px}
  .lt-rules{gap:5px}
  .lt-rules span{font-size:10.5px;padding:2px 8px 2px 3px;gap:4px}
  .lt-rules i{width:17px;height:17px;font-size:10px}
  .lt-nav button{min-height:44px;min-width:70px;font-size:12px}
  .lt-points{grid-template-columns:1fr;gap:10px}
  .lt-points div{padding:14px 16px}
  .lt-quote{font-size:17px}
}
@media(prefers-reduced-motion:reduce){
  .lt-card,.lt-flip,.lt-stamp,.lt-new{transition:none}
  .lt-hint:after,.lt-party.is-on i,.lt-cells li:after{animation:none}
}

/* ===================== خلاصهٔ تصویریِ فصل: درخت + اینفوگرافیک، هر کدام یک «عکس» =====================
   هر عکس یک بومِ ثابتِ ۶۰۰px است (.pz-canvas) که با --k به عرضِ قاب کوچک می‌شود؛ در گوشی تمامِ عرض را می‌گیرد.
   درونِ بوم هیچ قاعدهٔ @media نیست، تا در هر صفحه‌ای دقیقاً همان عکس دیده شود. */
.pz-section{padding:64px 0;background:linear-gradient(#f3f7f4,#edf3ef);border-block:1px solid #dde8e1}
.pz-intro{max-width:760px}
.pz-hint{display:inline-flex;align-items:center;gap:8px;margin-top:4px;font-size:13px;font-weight:800;color:#1f5b4b;background:#dcefe6;border-radius:99px;padding:7px 14px}
.pz-hint svg,.pz-zoom svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:2.4;stroke-linecap:round}
.pz-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;align-items:start;margin-top:24px}
.pz{background:#fff;border:1px solid #d9e5dd;border-radius:18px;padding:8px;box-shadow:0 14px 30px #1a3b2214}
.pz-cap{display:flex;align-items:baseline;justify-content:space-between;gap:10px;padding:4px 8px 9px}
.pz-cap b{font-size:16px;font-weight:850}
.pz-cap span{font-size:11.5px;color:var(--muted)}
/* ارتفاع از نسبتِ عرض به ارتفاعِ بوم می‌آید (--h در خودِ صفحه نوشته شده) تا پیش از اجرای کد هم جا درست باشد و صفحه نپرد */
.pz-frame{position:relative;display:block;width:100%;aspect-ratio:600 / var(--h,900);overflow:hidden;border-radius:12px;cursor:zoom-in;background:#fff;-webkit-tap-highlight-color:transparent}
.pz-frame:focus-visible{outline:3px solid #2a735f;outline-offset:3px}
.pz-frame>.pz-canvas{position:absolute;top:0;right:0;transform:scale(var(--k,.55));transform-origin:top right}
.pz-zoom{position:absolute;left:10px;bottom:10px;display:inline-flex;align-items:center;gap:6px;min-height:40px;padding:0 14px;border-radius:99px;background:#173f35eb;color:#fff;font-size:13px;font-weight:800;box-shadow:0 6px 16px #0003;pointer-events:none}
@media(max-width:860px){.pz-grid{grid-template-columns:1fr}}
@media(max-width:700px){
  .pz-section{padding:46px 0 40px}
  .pz-grid{width:calc(100% - 16px);gap:16px}
  .pz{padding:5px;border-radius:14px}
  .pz-hint{font-size:12px}
}

/* بوم */
.pz-canvas{width:600px;position:relative;box-sizing:border-box;text-align:right;letter-spacing:0}
.pz-canvas ul,.pz-canvas ol{list-style:none;margin:0;padding:0}
.pz-canvas figure{margin:0}

/* درخت: ریشه بالا، تنه وسط، شش شاخه دو طرف؛ خط‌ها را app.js از روی جای واقعیِ هر گره می‌کشد */
.pt{padding:16px 12px 12px;background:radial-gradient(circle at 50% 0,#fff8e8,#fff 55%);font-size:11.5px;line-height:1.6;color:#22313a}
.pt-lines{position:absolute;inset:0;width:100%;height:100%;overflow:visible;pointer-events:none}
.pt-root{position:relative;z-index:1;margin:0 auto 22px;width:max-content;max-width:330px;text-align:center;padding:9px 24px 10px;border-radius:20px;background:linear-gradient(135deg,#1f5b4b,#2a735f);color:#fff;box-shadow:0 8px 20px #1a3b2240}
.pt-root small{display:block;font-size:11px;opacity:.85}
.pt-root b{display:block;font-size:19px;font-weight:900;line-height:1.5}
.pt-grid{position:relative;z-index:1;display:grid;grid-template-columns:1fr 1fr;column-gap:40px;row-gap:18px}
.pt-b{display:flex;flex-direction:column;gap:5px}
.pt-h{padding:4px 13px;border-radius:99px;background:var(--b);color:#fff;font-size:13.5px;font-weight:850;width:max-content;box-shadow:0 3px 8px color-mix(in srgb,var(--b) 35%,transparent)}
.pt-b:nth-child(odd) .pt-h{align-self:flex-end}
.pt-b:nth-child(even) .pt-h{align-self:flex-start}
.pt ul{display:flex;flex-direction:column;gap:4px}
.pt-b:nth-child(odd) ul{margin-left:20px}
.pt-b:nth-child(even) ul{margin-right:20px}
.pt li{padding:3px 8px;border-radius:8px;background:color-mix(in srgb,var(--b) 8%,#fff);border:1px solid color-mix(in srgb,var(--b) 26%,#fff)}
.pt li b{color:color-mix(in srgb,var(--b) 78%,#000)}
.pt li.tip{background:#fff1da;border-color:#f0b46a;color:#7a3a08;font-weight:750}
.pt li.tip:before{content:"نکتهٔ امتحانی: ";font-weight:900;color:#c8620e}
.pt li.yad{background:#f1ecfb;border-color:#c9b6ee;color:#4b2f86}
.pt li.yad:before{content:"یادآوری: ";font-weight:900}
.pt-foot{position:relative;z-index:1;display:flex;justify-content:space-between;align-items:center;margin-top:12px;padding-top:8px;border-top:1px dashed #d5dfd8;font-size:10.5px;color:#5f6b73}
.pt-foot i{font-style:normal;display:inline-flex;gap:5px;align-items:center;margin-inline-end:12px}
.pt-foot i:before{content:"";width:11px;height:11px;border-radius:3px;background:#fff1da;border:1px solid #f0b46a}
.pt-foot i.y:before{background:#f1ecfb;border-color:#c9b6ee}

/* اینفوگرافیک */
.pi{padding:12px;background:#fbfaf6;font-size:11px;line-height:1.6;color:#22313a}
.pi-head{text-align:center;padding:9px 14px 10px;border-radius:14px;background:linear-gradient(135deg,#1f5b4b,#2a735f);color:#fff;margin-bottom:9px}
.pi-head small{display:block;font-size:10.5px;opacity:.85}
.pi-head b{display:block;font-size:19px;font-weight:900;line-height:1.5}
.pi-cols{display:grid;grid-template-columns:1fr 1fr;gap:8px;align-items:start}
.pi-col{display:flex;flex-direction:column;gap:8px}
.pi-p{background:#fff;border:1px solid #e3e8e4;border-radius:12px;padding:7px 9px 8px;box-shadow:0 2px 6px #1a3b220a}
.pi-p h4{margin:0 0 5px;font-size:12.5px;font-weight:850;line-height:1.5;color:var(--c);display:flex;align-items:center;gap:6px}
.pi-p h4:before{content:"";width:4px;height:14px;border-radius:3px;background:var(--c)}
.pi-s{margin:4px 0 0;font-size:10.5px;color:#46535c}
.pi-row{display:flex;flex-wrap:wrap;gap:3px;margin:4px 0 0}
.pi-chip{font-size:10px;padding:0 7px;border-radius:99px;background:#eef4fb;color:#1f4f8f;border:1px solid #cfe0f4}
.pi-chip.g{background:#edf7f0;color:#21613f;border-color:#cbe8d6}
.pi-chip.o{background:#fdf1e6;color:#8e491e;border-color:#f3d2b2}
.pi-chip.y{background:#fff3c4;color:#6b5000;border-color:#ecd47a;font-weight:800}
.pi figcaption{font-size:10px;line-height:1.45;color:#46535c;text-align:center}
.pi figcaption b{display:block;font-size:10.5px;color:#22313a}
.pi-beakers,.pi-ox{display:grid;grid-template-columns:1fr 1fr;gap:4px}
.pi-beakers svg{display:block;width:58px;height:58px;margin:0 auto}
.pi-table{display:grid;grid-template-columns:repeat(8,1fr);gap:2px;margin:5px 0}
.pi-table span,.pi-table i{aspect-ratio:1;display:grid;place-items:center;border-radius:4px;font-size:10px;font-weight:800;background:#eef1f3;color:#3a4650;font-style:normal}
.pi-table i{background:none}
.pi .k1{background:#fde2c8;color:#9a4a08}.pi .k4{background:#e4e4e4}.pi .k5{background:#d8ecf8}.pi .k6{background:#fbd9d6;color:#9b2d25}.pi .k7{background:#e7dcf7;color:#5a3596}.pi .k8{background:#d9efe2;color:#22613f}
.pi-pairs{display:grid;gap:2px;font-size:10.5px}
.pi-pairs b{display:inline-block;min-width:50px;padding:0 5px;border-radius:5px;margin-inline-end:5px;direction:ltr;text-align:center;font-size:10px}
.pi-donuts{display:grid;grid-template-columns:1fr 1fr;gap:6px}
.pi-donuts figure{display:flex;flex-direction:column;align-items:center;gap:3px}
.pi-donut{width:84px;height:84px;border-radius:50%;display:grid;place-items:center;position:relative}
.pi-donut:after{content:"";position:absolute;inset:19px;border-radius:50%;background:#fff}
.pi-donut b{position:relative;z-index:1;font-size:9.5px;text-align:center;line-height:1.3}
.pi-donuts ul{font-size:10px;line-height:1.5}
.pi-donuts li:before{content:"";display:inline-block;width:7px;height:7px;border-radius:2px;background:var(--d);margin-inline-end:4px}
.pi-body{display:grid;grid-template-columns:1fr 1fr;gap:3px}
.pi-body li{background:#fdf0ef;border-radius:7px;padding:2px 6px;font-size:10px}
.pi-body b{display:block;color:#a8322a;font-size:10.5px}
.pi-chain{display:grid;grid-template-columns:repeat(5,1fr);gap:3px}
.pi-chain li{text-align:center;font-size:10px;line-height:1.35;padding:4px 1px;border-radius:8px;background:#fdebd8}
.pi-chain li:nth-child(2){background:#fdf0e2}.pi-chain li:nth-child(3){background:#f6efe6}.pi-chain li:nth-child(4){background:#f1eeea}.pi-chain li:nth-child(5){background:#f8f2d8}
.pi-chain b{display:block;font-size:14px;font-weight:900;direction:ltr;color:#8e491e}
.pi-chain small{display:block;font-size:8.5px;color:#55606a}
.pi-arrow{display:flex;align-items:center;gap:5px;margin:5px 0 0;font-size:9.5px;font-weight:800;color:#a3561c}
.pi-arrow i{flex:1;height:3px;border-radius:2px;background:linear-gradient(to left,#e07a1f,#c9ced3);position:relative}
.pi-arrow i:after{content:"";position:absolute;left:-3px;top:-4px;border-block:5.5px solid transparent;border-right:8px solid #c9ced3}
.pi-lab{display:grid;grid-template-columns:repeat(3,1fr);gap:3px}
.pi-lab svg{display:block;width:44px;height:54px;margin:0 auto}
.pi-flow{display:flex;align-items:center;gap:11px;font-size:10px}
.pi-flow li{flex:1;text-align:center;padding:3px 2px;background:#fbefe4;border-radius:7px;color:#7a3a08;font-weight:750;position:relative}
.pi-flow li+li:before{content:"←";position:absolute;right:-10px;top:50%;transform:translateY(-50%);font-size:10px;color:#c08040}
.pi-ox svg{display:block;height:34px;width:auto;margin:0 auto}
.pi-eq{display:flex;align-items:center;justify-content:center;gap:5px;margin:2px 0 0;font-size:11px;font-weight:800}
.pi-eq span{padding:1px 8px;border-radius:7px;background:#eef1f3}
.pi-eq .hl{background:#2f9a5e;color:#fff}
.pi-srow{display:flex;gap:7px;align-items:center}
.pi-srow svg{width:46px;flex-shrink:0}
.pi-srow p{margin:0;font-size:10.5px}
.pi-nm{display:grid;gap:2px;font-size:10.5px}
.pi-nm li{display:flex;gap:5px;align-items:baseline}
.pi-nm b{direction:ltr;min-width:22px;text-align:center;border-radius:5px;background:#e3f2e9;color:#21613f;font-weight:900}
.pi-nm span{font-weight:800}
.pi-poly{display:block;width:100%;height:30px}
.pi-two{display:grid;grid-template-columns:1fr 1fr;gap:4px;margin-top:4px;font-size:10px}
.pi-two div{background:#eef7f6;border-radius:7px;padding:3px 6px}
.pi-two b{display:block;color:#0f6d6d;font-size:10.5px}
.pi-warn{margin-top:5px;padding:4px 7px;border-radius:7px;background:#fff3df;border:1px solid #f0b46a;font-size:10px;color:#7a3a08}
.pi-recy{display:flex;gap:8px;margin-top:3px}
.pi-recy li{display:flex;align-items:center;gap:3px}
.pi-recy i{width:17px;height:17px;display:grid;place-items:center;font-style:normal;font-weight:900;font-size:10px;border:2px solid #2f9a5e;border-radius:4px;color:#21613f}
.pi-traps{margin-top:8px;padding:8px 10px;border-radius:12px;background:#fff6e8;border:1.5px solid #f0b46a}
.pi-traps h4{margin:0 0 5px;font-size:13px;color:#a3561c}
.pi-traps ol{display:grid;grid-template-columns:1fr 1fr;gap:4px 10px;counter-reset:t}
.pi-traps li{font-size:10px;color:#5c4630;padding-right:21px;position:relative;counter-increment:t}
.pi-traps li:before{content:counter(t,persian);position:absolute;right:0;top:1px;width:16px;height:16px;border-radius:50%;background:#f0a35a;color:#fff;font-weight:900;font-size:10px;display:grid;place-items:center}
.pi-traps b{display:block;font-size:11px;color:#7a3a08}
.pi-foot{margin:7px 0 0;text-align:center;font-size:9.5px;color:#8a949b}

/* نمای تمام‌صفحه: بزرگ‌نمایی با دو انگشت، +/−، دوبار‌لمس، یا Ctrl+چرخِ موش */
.pz-view{position:fixed;inset:0;width:100%;height:100%;max-width:none;max-height:none;margin:0;padding:0;border:0;background:#0f1f1a;color:#fff;overflow:hidden}
.pz-view[open]{display:flex;flex-direction:column}
.pz-view::backdrop{background:#000c}
.pz-bar{display:flex;align-items:center;gap:6px;padding:6px 8px;background:#173f35;flex-shrink:0}
.pz-bar b{flex:1;font-size:14px;font-weight:850;padding-inline:6px}
.pz-bar button{min-width:46px;min-height:46px;border-radius:12px;border:0;background:#ffffff24;color:#fff;font-size:22px;font-weight:800;line-height:1;cursor:pointer}
.pz-bar .pz-close{background:#ffffff40}
.pz-scroll{flex:1;overflow:auto;touch-action:pan-x pan-y;direction:ltr;overscroll-behavior:contain;background:#e9eee9}
.pz-stage{position:relative;margin:0 auto}
.pz-stage>.pz-canvas{position:absolute;top:0;left:0;transform-origin:top left;transform:scale(var(--z,1))}
.pz-tip{position:absolute;bottom:18px;left:50%;transform:translateX(-50%);margin:0;padding:8px 16px;border-radius:99px;background:#173f35e6;color:#fff;font-size:13px;font-weight:800;white-space:nowrap;pointer-events:none;transition:opacity .5s}
.pz-tip.is-gone{opacity:0}

/* ۰۱۹: دکمهٔ خریدِ نیم‌سال هم «افزودن به سبدِ خرید» است، با حاشیهٔ پررنگ */
.buy-term{border:2px solid var(--brand);font-weight:800}
/* ۰۱۹: برچسبِ «میز مرور» در گوشهٔ راست (دور از ستونِ کارت‌ها)؛ حبابِ «آفرین» بالاتر از کارت‌های خانهٔ ۵ */
.lt-desk{justify-content:flex-start;padding-inline:14px}
.lt-party{top:-50px}

/* ۰۱۹: «رفتن به محتوا» فقط با کیبورد دیده شود، نه بعد از لمس */
.skip-link:focus:not(:focus-visible){top:-100px}

/* ===================== ۰۱۹ · دورِ ۱ بازطراحیِ گوشی (نقدِ طراح + والدِ مجازی) ===================== */
.hero-copy h1,.section-intro h2,.final-copy h2,.lt-intro h2,.pz-intro h2{text-wrap:balance}
.hero-listen{display:inline-flex;margin:2px 0 14px}
.buy-guarantee{grid-column:1/-1;display:flex;align-items:center;gap:6px;margin:0;font-size:12.5px;font-weight:700;color:#2a735f}
.buy-guarantee .ico{width:17px;height:17px;flex-shrink:0;stroke:#2a735f}
.buy-guarantee[hidden]{display:none}
.final-buy .buy-guarantee{margin-top:10px;justify-content:center}
.final-buy .price-old{font-size:13px}
.mobile-purchase s{font-size:10.5px;color:#8a9097;text-decoration-color:#c0473d;margin-inline-start:4px}
.mobile-purchase s[hidden]{display:none}
.term-note b{color:var(--ink)}
/* امکانات: سرِ هر بخش در گوشی دکمهٔ باز/بسته است */
.pillar-toggle{display:none}
@media(max-width:700px){
  body{line-height:1.75}
  h2{font-size:24px;line-height:1.45}
  .hero-copy h1{font-size:28px;line-height:1.5}
  .hero-lead{line-height:1.8}
  .day-opt{display:none}
  .pillar-head{cursor:pointer;position:relative;padding-inline-end:4px}
  .pillar-toggle{display:inline-flex;align-items:center;gap:6px;margin-top:6px;font-size:12px;font-weight:800;color:var(--brand);background:#e3f0ea;border-radius:99px;padding:3px 12px;min-height:30px}
  .pillar-toggle:after{content:"";width:7px;height:7px;border:solid currentColor;border-width:0 2px 2px 0;transform:rotate(45deg) translateY(-2px);transition:transform .25s}
  .pillar:not(.is-shut) .pillar-toggle:after{transform:rotate(-135deg)}
  .pillar.is-shut .pillar-top,.pillar.is-shut .pillar-more{display:none}
  .pillar.is-shut{padding-bottom:16px}
  .pillar-head>div{flex:1}
  .lt-scroll{height:calc(100svh + 8 * 17svh)}
  .hour-bar button{min-width:44px}
  .hour-hint{color:#c9d6d0!important}
  .site-footer nav{display:grid;grid-template-columns:1fr 1fr;gap:0 14px;font-size:12.5px}
  .site-footer p{max-width:none;font-size:11.5px}
  /* قیمتِ سرِ صفحه: قیمتِ تازه و خط‌خورده در یک ردیف، بی‌بریدگی */
  .hero-purchase .hero-price{display:flex;flex-direction:column;align-items:flex-start}
  .hero-amount{grid-column:auto;grid-row:auto;flex-direction:row;align-items:baseline;gap:10px;flex-wrap:wrap}
  .code-mini{padding:8px 10px}
  .code-mini label{margin-bottom:4px}
  .lt-card.is-in .lt-q b{font-size:calc(8.5px * var(--inv))}
  .lt-card.is-in .lt-q span{font-size:calc(9px * var(--inv))}
}
/* دکمهٔ بزرگ‌نمایی کوچک‌تر و بالای تصویر، تا نمودار را نپوشاند */
.pz-zoom{top:8px;bottom:auto;left:8px;min-height:34px;padding:0 11px;font-size:12px;background:#173f35d9}
.pz-zoom svg{width:16px;height:16px}
.hero-copy h1 em{display:inline-block;text-wrap:balance}
@media(max-width:700px){.pillar-toggle{margin-top:8px}}

/* ===================== ۰۱۹ · دورِ ۲ ===================== */
.day-list li.day-opt{display:grid}
.mobile-purchase{background:#fff}
/* کشوی «همهٔ این‌ها را دارید» و «سؤال‌ها از کجا آمده‌اند؟» */
details.stack-card{margin-top:18px}
details.stack-card>summary,.proof-more>summary{cursor:pointer;list-style:none;display:flex;align-items:center;justify-content:space-between;gap:10px;min-height:44px}
details.stack-card>summary::-webkit-details-marker,.proof-more>summary::-webkit-details-marker{display:none}
details.stack-card>summary:after,.proof-more>summary:after{content:"";width:8px;height:8px;border:solid currentColor;border-width:0 2px 2px 0;transform:rotate(45deg);flex-shrink:0;transition:transform .25s}
details[open].stack-card>summary:after,.proof-more[open]>summary:after{transform:rotate(-135deg)}
.proof-more{margin-top:18px}
.proof-more>summary{font-size:14px;font-weight:800;color:#f3d38a;padding:6px 14px;border:1px solid #ffffff2e;border-radius:12px}
.proof-more[open]>summary{margin-bottom:12px}
/* دکمهٔ بزرگ‌نمایی در ردیفِ عنوانِ هر تصویر */
.pz-cap{align-items:center}
.pz-cap span{margin-inline-end:auto}
.pz-cap .pz-zoom{position:static;min-height:44px;padding:0 12px;font-size:12.5px;border:0;cursor:pointer;box-shadow:none;pointer-events:auto;background:#1f5b4b}
@media(min-width:701px){details.stack-card>summary:after,.proof-more>summary:after{display:none}details.stack-card>summary,.proof-more>summary{pointer-events:none}}
@media(max-width:700px){
  .day-list li.day-opt{display:none}
  .final-buy .hero-price{border-top:0;padding-top:0}
  .hero-listen{margin-bottom:4px}
  .pillar.is-shut .pillar-head p{display:none}
  .pillar-more>summary{display:none}
  .pillar-more>ul{margin-top:0}
  .site-footer .brand small{font-size:12px}
}

/* ===================== ۰۱۹ · دورِ ۳ (آخر) ===================== */
.brand small{font-size:11.5px;color:#5f6b73}
.emdad-card [data-open-emdad]{background:transparent;color:var(--brand);border:2px solid var(--brand)}
@media(max-width:700px){
  .hero-points{display:grid;grid-template-columns:1fr 1fr;gap:6px 10px;font-size:12px}
  .pillar-more{border-top:0;margin-top:4px}
  .emdad-card{padding:14px 16px;gap:10px}
  .emdad-card p{font-size:12.5px;line-height:1.8}
  .emdad-card h3{font-size:15px;line-height:1.6}
}