/* ==========================================================================
   نی‌نی جان — شیوه‌نامه ظاهری
   نسخه ۱.۰  |  تم روشن، پالت آبی–صورتی
   ========================================================================== */

/* ==========================================================================
   فونت اصلی: یکان بخ (نسخه FarsiNum)
   --------------------------------------------------------------------------
   فایل‌ها به‌صورت محلی در assets/fonts/ قرار دارند؛ هیچ وابستگی به CDN نیست.
   نگاشت وزن‌ها مطابق شیوه‌نامه رسمی فونت‌ایران است.
   وزن‌های موجود در بسته: Light 300 · Regular 400 · SemiBold 600 ·
   Bold 700 · ExtraBold 800 · ExtraBlack 900
   وزن ۵۰۰ عمداً تعریف نشده تا مرورگر خودش به Regular برگردد.

   یکان بخ نرم‌افزار مالکیتی فونت‌ایران است — fontiran.com
   ========================================================================== */
@font-face{font-family:'Yekan Bakh';font-style:normal;font-weight:300;font-display:swap;
  src:url('../fonts/YekanBakhFaNum-Light.woff2') format('woff2'),
      url('../fonts/YekanBakhFaNum-Light.woff') format('woff');}

@font-face{font-family:'Yekan Bakh';font-style:normal;font-weight:400;font-display:swap;
  src:url('../fonts/YekanBakhFaNum-Regular.woff2') format('woff2'),
      url('../fonts/YekanBakhFaNum-Regular.woff') format('woff');}

@font-face{font-family:'Yekan Bakh';font-style:normal;font-weight:600;font-display:swap;
  src:url('../fonts/YekanBakhFaNum-SemiBold.woff2') format('woff2'),
      url('../fonts/YekanBakhFaNum-SemiBold.woff') format('woff');}

@font-face{font-family:'Yekan Bakh';font-style:normal;font-weight:700;font-display:swap;
  src:url('../fonts/YekanBakhFaNum-Bold.woff2') format('woff2'),
      url('../fonts/YekanBakhFaNum-Bold.woff') format('woff');}

@font-face{font-family:'Yekan Bakh';font-style:normal;font-weight:800;font-display:swap;
  src:url('../fonts/YekanBakhFaNum-ExtraBold.woff2') format('woff2'),
      url('../fonts/YekanBakhFaNum-ExtraBold.woff') format('woff');}

@font-face{font-family:'Yekan Bakh';font-style:normal;font-weight:900;font-display:swap;
  src:url('../fonts/YekanBakhFaNum-ExtraBlack.woff2') format('woff2'),
      url('../fonts/YekanBakhFaNum-ExtraBlack.woff') format('woff');}

/* ---------- توکن‌ها ---------- */
:root{
  --blue-900:#0F2E52; --blue-800:#164274; --blue-700:#1D5A9C;
  --blue-600:#2472C0; --blue-500:#2E86DE; --blue-400:#66A9E8;
  --blue-200:#BEDBF7; --blue-100:#DCEBFB; --blue-50:#EEF6FE;

  --pink-800:#A32C5F; --pink-700:#C43B75; --pink-600:#DC4B88;
  --pink-500:#EC5F9B; --pink-400:#F286B6; --pink-200:#FAC7DE;
  --pink-100:#FDDFEC; --pink-50:#FEF1F6;

  --sun:#F5B335; --sun-soft:#FDF0D4;
  --mint:#3FB99B; --mint-soft:#DFF4EE;
  --lilac:#8C7BE0;

  --ink:#1B2B3D; --ink-2:#3A4C60; --muted:#6C7F94; --faint:#9BAAB9;
  --paper:#FFFFFF; --shell:#FBFCFE; --cream:#FDF8F5;
  --line:#E4EBF3; --line-soft:#F0F4F9;

  --font-fa:'Yekan Bakh',system-ui,'Segoe UI',Tahoma,sans-serif;

  --r-sm:10px; --r-md:16px; --r-lg:24px; --r-xl:34px; --r-pill:999px;

  --sh-1:0 1px 2px rgba(20,45,80,.05), 0 4px 14px -6px rgba(20,45,80,.10);
  --sh-2:0 2px 6px rgba(20,45,80,.06), 0 18px 40px -22px rgba(20,45,80,.28);
  --sh-3:0 30px 70px -34px rgba(20,45,80,.40);
  --sh-pink:0 20px 44px -24px rgba(196,59,117,.55);
  --sh-blue:0 20px 44px -24px rgba(29,90,156,.50);

  --ease:cubic-bezier(.22,.8,.28,1);
  --ease-out:cubic-bezier(.16,1,.3,1);
  --wrap:1180px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;font-family:var(--font-fa);
  background:var(--paper);color:var(--ink);
  font-size:16.5px;line-height:2.05;font-weight:400;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;}
button{font:inherit;}
h1,h2,h3,h4,h5{margin:0 0 .6em;line-height:1.5;font-weight:700;letter-spacing:-.01em;}
h1{font-size:clamp(1.85rem,4.2vw,3rem);font-weight:900;line-height:1.35;}
h2{font-size:clamp(1.45rem,2.9vw,2.15rem);font-weight:800;}
h3{font-size:clamp(1.15rem,2vw,1.4rem);}
p{margin:0 0 1.1em;}
::selection{background:var(--pink-200);color:var(--pink-800);}

.wrap{width:min(var(--wrap),calc(100% - 2.6rem));margin-inline:auto;}
.wrap-narrow{width:min(820px,calc(100% - 2.6rem));margin-inline:auto;}

/* ---------- اسکرول‌بار ---------- */
::-webkit-scrollbar{width:11px;height:11px;}
::-webkit-scrollbar-track{background:var(--blue-50);}
::-webkit-scrollbar-thumb{background:var(--blue-200);border-radius:9px;border:3px solid var(--blue-50);}
::-webkit-scrollbar-thumb:hover{background:var(--blue-400);}

/* ==========================================================================
   نوار پیشرفت مطالعه
   ========================================================================== */
.readbar{position:fixed;top:0;right:0;height:3px;width:0;z-index:99;
  background:linear-gradient(270deg,var(--pink-500),var(--blue-500));
  transition:width .08s linear;}

/* ==========================================================================
   هدر
   ========================================================================== */
.topline{background:var(--blue-900);color:#CFE2F6;font-size:.79rem;padding:.42rem 0;}
.topline .wrap{display:flex;justify-content:space-between;align-items:center;gap:1rem;}
.topline .tl-links{display:flex;gap:1.2rem;}
.topline a{opacity:.82;transition:opacity .2s;}
.topline a:hover{opacity:1;color:var(--pink-300);}
.tl-dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--mint);
  margin-left:.4rem;animation:blip 2.2s infinite;}
@keyframes blip{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.35;transform:scale(.72)}}

.site-head{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.88);
  backdrop-filter:saturate(1.6) blur(14px);-webkit-backdrop-filter:saturate(1.6) blur(14px);
  border-bottom:1px solid transparent;transition:box-shadow .35s var(--ease),border-color .35s,padding .35s;}
.site-head.stuck{box-shadow:0 10px 30px -22px rgba(20,45,80,.5);border-bottom-color:var(--line-soft);}
.head-in{display:flex;align-items:center;gap:1.6rem;padding:.85rem 0;transition:padding .35s var(--ease);}
.site-head.stuck .head-in{padding:.5rem 0;}

.brand{display:flex;align-items:center;gap:.6rem;flex-shrink:0;}
.brand svg{width:46px;height:46px;transition:transform .5s var(--ease);}
.brand:hover svg{transform:rotate(-8deg) scale(1.06);}
.brand-txt b{display:block;font-size:1.16rem;font-weight:900;letter-spacing:-.02em;color:var(--blue-800);line-height:1.35;}
.brand-txt span{display:block;font-size:.7rem;color:var(--pink-600);font-weight:500;letter-spacing:.02em;}

.nav{margin-inline-start:auto;display:flex;align-items:center;gap:.15rem;}
.nav > a,.nav-drop > button{
  display:inline-flex;align-items:center;gap:.32rem;padding:.55rem .78rem;border-radius:var(--r-pill);
  font-size:.93rem;font-weight:500;color:var(--ink-2);background:none;border:0;cursor:pointer;
  position:relative;transition:color .25s,background .25s;}
.nav > a::after{content:'';position:absolute;bottom:.28rem;right:50%;transform:translateX(50%);
  width:0;height:2px;border-radius:2px;background:var(--pink-500);transition:width .3s var(--ease);}
.nav > a:hover{color:var(--blue-700);}
.nav > a:hover::after,.nav > a[aria-current]::after{width:22px;}
.nav > a[aria-current]{color:var(--blue-700);font-weight:700;}
.nav-drop{position:relative;}
.nav-drop > button:hover{color:var(--blue-700);background:var(--blue-50);}
/* تیک باید رو به پایین باشد و هنگام باز شدن رو به بالا بچرخد */
.nav-drop .caret{width:8px;height:8px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;
  transform:rotate(45deg);margin-top:-4px;transition:transform .3s var(--ease),margin-top .3s;}
.nav-drop.open .caret{transform:rotate(225deg);margin-top:3px;}
.drop-panel{
  position:absolute;top:calc(100% + .5rem);inset-inline-end:0;width:330px;padding:.55rem;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-2);
  opacity:0;visibility:hidden;transform:translateY(-10px) scale(.98);
  transition:opacity .25s,transform .3s var(--ease),visibility .25s;}
.nav-drop.open .drop-panel{opacity:1;visibility:visible;transform:none;}
.drop-panel a{display:flex;align-items:center;gap:.7rem;padding:.5rem .6rem;border-radius:var(--r-md);
  font-size:.9rem;transition:background .2s,transform .25s var(--ease);}
.drop-panel a:hover{background:var(--blue-50);transform:translateX(-4px);}
.drop-panel a i{width:34px;height:34px;flex-shrink:0;border-radius:11px;display:grid;place-items:center;}
.drop-panel a i svg{width:19px;height:19px;}
.drop-panel a small{display:block;color:var(--faint);font-size:.73rem;font-weight:400;line-height:1.5;}

.head-cta{display:inline-flex;align-items:center;gap:.45rem;padding:.58rem 1.1rem;border-radius:var(--r-pill);
  background:var(--blue-700);color:#fff;font-size:.85rem;font-weight:700;white-space:nowrap;flex-shrink:0;
  box-shadow:var(--sh-blue);transition:transform .3s var(--ease),background .3s,box-shadow .3s;}
.head-cta svg{width:16px;height:16px;flex-shrink:0;}
.head-cta:hover{transform:translateY(-2px);background:var(--pink-600);box-shadow:var(--sh-pink);}
@media (max-width:1080px){.head-cta span,.head-cta{font-size:.8rem;padding:.55rem .9rem;}}

.burger{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:14px;
  background:#fff;cursor:pointer;padding:0;place-items:center;}
.burger span{display:block;width:19px;height:2px;background:var(--blue-800);border-radius:2px;
  transition:transform .35s var(--ease),opacity .2s;}
.burger span+span{margin-top:4px;}
.burger.on span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.burger.on span:nth-child(2){opacity:0;}
.burger.on span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

.mobile-nav{position:fixed;inset:0;z-index:70;background:#fff;padding:1.4rem;overflow-y:auto;
  transform:translateY(-100%);transition:transform .45s var(--ease-out);display:none;}
.mobile-nav.on{transform:none;}
.mobile-nav .mn-close{margin-inline-start:auto;display:block;}
.mobile-nav a{display:block;padding:.85rem .4rem;border-bottom:1px dashed var(--line);font-weight:500;
  opacity:0;transform:translateY(14px);}
.mobile-nav.on a{animation:mnIn .5s var(--ease-out) forwards;}
@keyframes mnIn{to{opacity:1;transform:none}}

/* ==========================================================================
   دکمه‌ها و برچسب‌ها
   ========================================================================== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  padding:.82rem 1.6rem;border-radius:var(--r-pill);font-weight:700;font-size:.95rem;
  border:0;cursor:pointer;position:relative;overflow:hidden;
  transition:transform .3s var(--ease),box-shadow .3s,background .3s,color .3s;}
.btn svg{width:17px;height:17px;}
.btn-blue{background:var(--blue-700);color:#fff;box-shadow:var(--sh-blue);}
.btn-blue:hover{transform:translateY(-3px);box-shadow:0 26px 50px -24px rgba(29,90,156,.7);}
.btn-pink{background:var(--pink-600);color:#fff;box-shadow:var(--sh-pink);}
.btn-pink:hover{transform:translateY(-3px);box-shadow:0 26px 50px -24px rgba(196,59,117,.72);}
.btn-ghost{background:#fff;color:var(--blue-800);border:1.5px solid var(--blue-200);}
.btn-ghost:hover{border-color:var(--pink-300);color:var(--pink-700);transform:translateY(-3px);}
.btn::before{content:'';position:absolute;inset:0;background:linear-gradient(100deg,transparent 20%,rgba(255,255,255,.32) 50%,transparent 80%);
  transform:translateX(-130%);transition:transform .75s var(--ease);}
.btn:hover::before{transform:translateX(130%);}

.chip{display:inline-flex;align-items:center;gap:.35rem;padding:.28rem .78rem;border-radius:var(--r-pill);
  font-size:.755rem;font-weight:700;letter-spacing:.01em;}
.chip-blue{background:var(--blue-100);color:var(--blue-800);}
.chip-pink{background:var(--pink-100);color:var(--pink-800);}
.chip-mint{background:var(--mint-soft);color:#1F7A64;}
.chip-sun{background:var(--sun-soft);color:#8A5E06;}
.chip-lilac{background:#EDEAFB;color:#4C3EA8;}

/* ==========================================================================
   سربرگ بخش‌ها
   ========================================================================== */
.sec{padding:clamp(3.4rem,7vw,6rem) 0;position:relative;}
.sec-shell{background:var(--shell);}
.sec-blue{background:linear-gradient(180deg,var(--blue-50),#fff);}
.sec-pink{background:linear-gradient(180deg,var(--pink-50),#fff);}
.sec-cream{background:var(--cream);}

.sec-head{margin-bottom:2.6rem;max-width:640px;}
.sec-head.center{margin-inline:auto;text-align:center;}
.eyebrow{display:inline-flex;align-items:center;gap:.5rem;font-size:.78rem;font-weight:800;
  color:var(--pink-700);letter-spacing:.06em;margin-bottom:.7rem;}
.eyebrow::before{content:'';width:26px;height:2px;border-radius:2px;
  background:linear-gradient(270deg,var(--pink-500),var(--blue-400));}
.sec-head.center .eyebrow::after{content:'';width:26px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--pink-500),var(--blue-400));}
.sec-head p{color:var(--muted);font-size:1.01rem;margin:0;}
.wavy{position:relative;display:inline-block;}
.wavy::after{content:'';position:absolute;right:0;left:0;bottom:-.18em;height:.42em;
  background:var(--pink-100);border-radius:.3em;z-index:-1;transform:scaleX(0);transform-origin:right;
  transition:transform .7s var(--ease-out) .15s;}
.reveal.in .wavy::after,.wavy.lit::after{transform:scaleX(1);}

/* ==========================================================================
   هیرو
   ========================================================================== */
.hero{position:relative;padding:clamp(2.6rem,6vw,5rem) 0 clamp(3.4rem,7vw,5.6rem);overflow:hidden;
  background:
    radial-gradient(70% 88% at 88% 4%,var(--pink-50) 0%,transparent 58%),
    radial-gradient(64% 80% at 6% 96%,var(--blue-50) 0%,transparent 60%),
    #fff;}
.hero-grid{display:grid;grid-template-columns:1.06fr .94fr;gap:clamp(1.6rem,4vw,3.6rem);align-items:center;}
.hero h1{margin-bottom:1rem;}
.hero h1 em{font-style:normal;color:var(--pink-600);position:relative;white-space:nowrap;}
.hero h1 em svg{position:absolute;right:0;left:0;bottom:-.34em;width:100%;height:.42em;}
.hero-lead{font-size:1.06rem;color:var(--ink-2);max-width:34rem;margin-bottom:1.7rem;}
.hero-acts{display:flex;flex-wrap:wrap;gap:.8rem;margin-bottom:2rem;}
.hero-stats{display:flex;gap:2.2rem;flex-wrap:wrap;padding-top:1.4rem;border-top:1px dashed var(--line);}
.hero-stats b{display:block;font-size:1.6rem;font-weight:900;color:var(--blue-800);line-height:1.3;}
.hero-stats span{font-size:.8rem;color:var(--muted);}

.hero-art{position:relative;}
.hero-art .art-main{border-radius:var(--r-xl);overflow:hidden;box-shadow:var(--sh-3);
  transform:rotate(-1.4deg);transition:transform .8s var(--ease);}
.hero-art:hover .art-main{transform:rotate(0);}
.blob{position:absolute;border-radius:48% 52% 62% 38%/45% 40% 60% 55%;filter:blur(2px);opacity:.55;z-index:-1;}
.blob-a{width:210px;height:210px;background:var(--pink-100);top:-42px;inset-inline-end:-46px;animation:morph 14s ease-in-out infinite;}
.blob-b{width:170px;height:170px;background:var(--blue-100);bottom:-38px;inset-inline-start:-40px;animation:morph 17s ease-in-out infinite reverse;}
@keyframes morph{
  0%,100%{border-radius:48% 52% 62% 38%/45% 40% 60% 55%;transform:translate(0,0) rotate(0)}
  33%{border-radius:62% 38% 44% 56%/58% 62% 38% 42%;transform:translate(10px,-14px) rotate(9deg)}
  66%{border-radius:38% 62% 55% 45%/40% 50% 50% 60%;transform:translate(-12px,10px) rotate(-7deg)}}

.float-card{position:absolute;background:#fff;border-radius:var(--r-lg);padding:.75rem .95rem;
  box-shadow:var(--sh-2);display:flex;align-items:center;gap:.6rem;font-size:.82rem;font-weight:700;}
.float-card i{width:36px;height:36px;border-radius:12px;display:grid;place-items:center;flex-shrink:0;}
.float-card small{display:block;font-weight:400;color:var(--faint);font-size:.71rem;}
.fc-1{inset-inline-start:-22px;top:16%;animation:bob 5.5s ease-in-out infinite;}
.fc-2{inset-inline-end:-16px;bottom:12%;animation:bob 6.6s ease-in-out infinite .8s;}
@keyframes bob{0%,100%{transform:translateY(0)}50%{transform:translateY(-13px)}}

/* نوار متحرک موضوعات */
.ticker{background:var(--blue-900);color:#DCEBFB;padding:.7rem 0;overflow:hidden;}
.ticker-track{display:flex;gap:2.6rem;width:max-content;animation:slide 34s linear infinite;}
.ticker:hover .ticker-track{animation-play-state:paused;}
.ticker span{display:inline-flex;align-items:center;gap:.55rem;font-size:.86rem;white-space:nowrap;opacity:.9;}
.ticker span::before{content:'';width:5px;height:5px;border-radius:50%;background:var(--pink-400);}
@keyframes slide{from{transform:translateX(0)}to{transform:translateX(50%)}}

/* ==========================================================================
   کارت مقاله
   ========================================================================== */
.grid{display:grid;gap:1.5rem;}
.g-2{grid-template-columns:repeat(2,1fr);}
.g-3{grid-template-columns:repeat(3,1fr);}
.g-4{grid-template-columns:repeat(4,1fr);}

.card{background:#fff;border:1px solid var(--line-soft);border-radius:var(--r-lg);overflow:hidden;
  display:flex;flex-direction:column;position:relative;
  transition:transform .45s var(--ease),box-shadow .45s,border-color .45s;}
.card:hover{transform:translateY(-7px);box-shadow:var(--sh-2);border-color:var(--blue-100);}
.card-media{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--blue-50);}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .8s var(--ease);}
.card:hover .card-media img{transform:scale(1.07);}
.card-media .chip{position:absolute;top:.8rem;inset-inline-start:.8rem;
  background:rgba(255,255,255,.94);backdrop-filter:blur(6px);color:var(--blue-800);}
.card-body{padding:1.15rem 1.25rem 1.35rem;display:flex;flex-direction:column;flex:1;}
.card-body h3{font-size:1.06rem;line-height:1.75;margin-bottom:.5rem;transition:color .3s;}
.card:hover .card-body h3{color:var(--blue-700);}
.card-body p{font-size:.885rem;color:var(--muted);line-height:1.95;margin-bottom:1rem;}
.card-meta{margin-top:auto;display:flex;align-items:center;gap:.9rem;font-size:.755rem;color:var(--faint);
  padding-top:.75rem;border-top:1px dashed var(--line);}
.card-meta i{display:inline-flex;align-items:center;gap:.28rem;font-style:normal;}
.card-meta svg{width:13px;height:13px;opacity:.8;}
.card a.stretch::after{content:'';position:absolute;inset:0;}

/* کارت افقی */
.card-row{display:grid;grid-template-columns:132px 1fr;gap:1rem;align-items:center;
  padding:.6rem;border-radius:var(--r-md);transition:background .3s,transform .35s var(--ease);}
.card-row:hover{background:var(--blue-50);transform:translateX(-5px);}
.card-row img{width:132px;height:92px;object-fit:cover;border-radius:12px;}
.card-row h4{font-size:.95rem;margin:0 0 .3rem;line-height:1.7;}
.card-row span{font-size:.74rem;color:var(--faint);}

/* کارت شاخص بزرگ */
.feature{display:grid;grid-template-columns:1.15fr 1fr;gap:0;border-radius:var(--r-xl);overflow:hidden;
  background:#fff;border:1px solid var(--line-soft);box-shadow:var(--sh-1);}
.feature-media{position:relative;min-height:340px;overflow:hidden;}
.feature-media img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;
  transition:transform 1s var(--ease);}
.feature:hover .feature-media img{transform:scale(1.05);}
.feature-body{padding:clamp(1.5rem,3vw,2.6rem);display:flex;flex-direction:column;justify-content:center;align-items:flex-start;}
.feature-body > *{max-width:100%;}
.feature-body h2,.feature-body h1{font-size:clamp(1.3rem,2.4vw,1.8rem);line-height:1.6;}

/* ==========================================================================
   دسته‌بندی‌ها
   ========================================================================== */
.cat-card{position:relative;background:#fff;border:1px solid var(--line-soft);border-radius:var(--r-lg);
  padding:1.5rem 1.3rem;overflow:hidden;transition:transform .45s var(--ease),box-shadow .45s;}
.cat-card:hover{transform:translateY(-6px);box-shadow:var(--sh-2);}
.cat-card::after{content:'';position:absolute;inset-inline-end:-46px;top:-46px;width:120px;height:120px;
  border-radius:50%;opacity:.32;transition:transform .6s var(--ease);}
.cat-card:hover::after{transform:scale(1.55);}
.cat-card .ic{width:52px;height:52px;border-radius:17px;display:grid;place-items:center;margin-bottom:.95rem;
  transition:transform .5s var(--ease);}
.cat-card:hover .ic{transform:rotate(-9deg) scale(1.07);}
.cat-card .ic svg{width:27px;height:27px;}
.cat-card h3{font-size:1.02rem;margin-bottom:.35rem;}
.cat-card p{font-size:.83rem;color:var(--muted);margin-bottom:.8rem;line-height:1.9;}
.cat-card .n{font-size:.75rem;font-weight:700;color:var(--blue-600);display:inline-flex;align-items:center;gap:.3rem;}
.cat-card .n svg{width:14px;height:14px;transition:transform .3s;}
.cat-card:hover .n svg{transform:translateX(-4px);}
.ic-blue{background:var(--blue-100);color:var(--blue-700);}
.ic-pink{background:var(--pink-100);color:var(--pink-700);}
.ic-mint{background:var(--mint-soft);color:#1F7A64;}
.ic-sun{background:var(--sun-soft);color:#8A5E06;}
.ic-lilac{background:#EDEAFB;color:#4C3EA8;}
.ic-sky{background:#D3EEF8;color:#0F5A75;}

.c-blue::after{background:var(--blue-100);} .c-blue .ic{background:var(--blue-100);color:var(--blue-700);}
.c-sky::after{background:#D3EEF8;}          .c-sky .ic{background:#D3EEF8;color:#0F5A75;}
.c-pink::after{background:var(--pink-100);} .c-pink .ic{background:var(--pink-100);color:var(--pink-700);}
.c-mint::after{background:var(--mint-soft);} .c-mint .ic{background:var(--mint-soft);color:#1F7A64;}
.c-sun::after{background:var(--sun-soft);}  .c-sun .ic{background:var(--sun-soft);color:#8A5E06;}
.c-lilac::after{background:#EDEAFB;}        .c-lilac .ic{background:#EDEAFB;color:#4C3EA8;}

/* ==========================================================================
   جعبه‌های محتوایی داخل مقاله
   ========================================================================== */
.article{font-size:1.03rem;line-height:2.25;color:var(--ink-2);}
.article h2{margin:2.4rem 0 .9rem;color:var(--blue-900);position:relative;padding-inline-start:.95rem;}
.article h2::before{content:'';position:absolute;inset-inline-start:0;top:.42em;width:5px;height:.95em;
  border-radius:3px;background:linear-gradient(var(--pink-500),var(--blue-500));}
.article h3{margin:1.8rem 0 .6rem;color:var(--blue-800);font-size:1.1rem;}
.article p{margin-bottom:1.15em;}
.article strong{color:var(--ink);font-weight:700;}
.article ul,.article ol{padding-inline-start:1.1rem;margin:0 0 1.3em;}
.article li{margin-bottom:.55em;}
.article ul{list-style:none;padding-inline-start:0;}
.article ul li{position:relative;padding-inline-start:1.5rem;}
.article ul li::before{content:'';position:absolute;inset-inline-start:.28rem;top:.82em;width:7px;height:7px;
  border-radius:50%;background:var(--pink-400);box-shadow:0 0 0 4px var(--pink-50);}
.article ol{counter-reset:n;list-style:none;padding-inline-start:0;}
.article ol li{counter-increment:n;position:relative;padding-inline-start:2.1rem;}
.article ol li::before{content:counter(n);position:absolute;inset-inline-start:0;top:.42em;
  width:1.55rem;height:1.55rem;border-radius:9px;background:var(--blue-100);color:var(--blue-800);
  font-size:.76rem;font-weight:800;display:grid;place-items:center;}
.article a{color:var(--blue-700);font-weight:500;border-bottom:1px solid var(--blue-200);
  transition:border-color .25s,color .25s;}
.article a:hover{color:var(--pink-700);border-color:var(--pink-300);}
.article img{border-radius:var(--r-lg);margin:1.5rem 0;box-shadow:var(--sh-1);}
.article figure{margin:1.6rem 0;}
.article figcaption{font-size:.8rem;color:var(--faint);text-align:center;margin-top:.5rem;}

.note{border-radius:var(--r-lg);padding:1.15rem 1.3rem;margin:1.7rem 0;font-size:.94rem;line-height:2.05;
  position:relative;border:1px solid;}
.note b{display:block;margin-bottom:.3rem;font-size:.95rem;}
.note p:last-child{margin-bottom:0;}
.note-blue{background:var(--blue-50);border-color:var(--blue-100);color:var(--blue-900);}
.note-blue b{color:var(--blue-700);}
.note-pink{background:var(--pink-50);border-color:var(--pink-100);color:var(--pink-800);}
.note-pink b{color:var(--pink-700);}
.note-sun{background:var(--sun-soft);border-color:#F6E2B8;color:#6D4A05;}
.note-sun b{color:#8A5E06;}

.tbl-wrap{overflow-x:auto;margin:1.7rem 0;border-radius:var(--r-lg);border:1px solid var(--line);}
table{width:100%;border-collapse:collapse;font-size:.9rem;background:#fff;min-width:460px;}
thead th{background:var(--blue-800);color:#fff;font-weight:700;padding:.8rem 1rem;text-align:start;font-size:.85rem;}
tbody td{padding:.72rem 1rem;border-top:1px solid var(--line-soft);color:var(--ink-2);}
tbody tr:nth-child(even){background:var(--blue-50);}
tbody tr{transition:background .25s;}
tbody tr:hover{background:var(--pink-50);}

blockquote{margin:1.7rem 0;padding:1.1rem 1.4rem;border-inline-start:4px solid var(--pink-400);
  background:var(--pink-50);border-radius:0 var(--r-md) var(--r-md) 0;font-size:1rem;color:var(--pink-800);}
blockquote p:last-child{margin:0;}

/* فهرست مطالب */
.toc{background:var(--blue-50);border:1px solid var(--blue-100);border-radius:var(--r-lg);padding:1.2rem 1.35rem;margin:1.8rem 0;}
.toc > b{display:flex;align-items:center;gap:.5rem;font-size:.95rem;color:var(--blue-800);margin-bottom:.7rem;}
.toc > b svg{width:17px;height:17px;}
.article .toc ol,.toc ol{margin:0;padding-inline-start:0;counter-reset:toc;list-style:none;}
.article .toc ol li,.toc ol li{counter-increment:toc;padding-inline-start:0;margin-bottom:.3em;}
.article .toc ol li::before,.toc ol li::before{content:none;display:none;}
.toc a{display:inline-flex;gap:.5rem;font-size:.9rem;color:var(--ink-2);border:0;font-weight:400;
  transition:color .25s,transform .25s var(--ease);}
.toc a::before{content:counter(toc) '.';color:var(--pink-500);font-weight:800;font-size:.82rem;}
.toc a:hover{color:var(--blue-700);transform:translateX(-4px);}

/* آکاردئون پرسش‌ها */
.faq-item{border:1px solid var(--line);border-radius:var(--r-md);margin-bottom:.7rem;overflow:hidden;
  background:#fff;transition:border-color .3s,box-shadow .3s;}
.faq-item.open{border-color:var(--pink-200);box-shadow:var(--sh-1);}
.faq-q{width:100%;display:flex;align-items:center;gap:.8rem;padding:.95rem 1.15rem;background:none;border:0;
  cursor:pointer;text-align:start;font-weight:700;font-size:.96rem;color:var(--ink);line-height:1.8;}
.faq-q .pm{margin-inline-start:auto;width:24px;height:24px;flex-shrink:0;border-radius:8px;
  background:var(--blue-100);color:var(--blue-700);display:grid;place-items:center;position:relative;
  transition:background .3s,color .3s,transform .35s var(--ease);}
.faq-q .pm::before,.faq-q .pm::after{content:'';position:absolute;background:currentColor;border-radius:2px;}
.faq-q .pm::before{width:11px;height:2px;}
.faq-q .pm::after{width:2px;height:11px;transition:transform .35s var(--ease);}
.faq-item.open .pm{background:var(--pink-500);color:#fff;transform:rotate(180deg);}
.faq-item.open .pm::after{transform:scaleY(0);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .45s var(--ease);}
.faq-a div{padding:0 1.15rem 1.1rem;font-size:.93rem;color:var(--muted);line-height:2.1;}

/* ==========================================================================
   نویسنده / اشتراک‌گذاری / خبرنامه
   ========================================================================== */
.author-box{display:flex;gap:1rem;align-items:center;background:var(--cream);border:1px solid #F3E7DF;
  border-radius:var(--r-lg);padding:1.2rem;margin:2.2rem 0;}
.author-box img{width:62px;height:62px;border-radius:50%;flex-shrink:0;border:3px solid #fff;box-shadow:var(--sh-1);}
.author-box b{display:block;font-size:.98rem;}
.author-box small{color:var(--muted);font-size:.82rem;line-height:1.9;display:block;}

.share{display:flex;align-items:center;gap:.5rem;flex-wrap:wrap;margin:1.6rem 0;}
.share b{font-size:.85rem;color:var(--muted);margin-inline-end:.3rem;}
.share a,.share button{width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  background:var(--blue-50);color:var(--blue-700);border:0;cursor:pointer;
  transition:transform .3s var(--ease),background .3s,color .3s;}
.share a:hover,.share button:hover{transform:translateY(-3px) rotate(-6deg);background:var(--pink-500);color:#fff;}
.share svg{width:17px;height:17px;}

/* بلوک پیمایش پایانی */
.explore{position:relative;overflow:hidden;border-radius:var(--r-xl);padding:clamp(1.8rem,4vw,3rem);
  background:linear-gradient(135deg,var(--blue-800),var(--blue-600) 55%,var(--pink-600));color:#fff;
  display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(1.4rem,3vw,2.6rem);align-items:center;}
.explore::before,.explore::after{content:'';position:absolute;border-radius:50%;background:rgba(255,255,255,.09);}
.explore::before{width:300px;height:300px;top:-140px;inset-inline-end:-80px;animation:bob 9s ease-in-out infinite;}
.explore::after{width:190px;height:190px;bottom:-110px;inset-inline-start:-50px;animation:bob 11s ease-in-out infinite 1s;}
.explore > *{position:relative;z-index:1;}
.explore h2{color:#fff;}
.explore p{color:rgba(255,255,255,.85);margin-bottom:1.4rem;}
.explore .eyebrow::before{background:linear-gradient(270deg,#FBD3E4,rgba(255,255,255,.4));}
.explore .btn-ghost{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.4);color:#fff;
  backdrop-filter:blur(6px);}
.explore .btn-ghost:hover{background:#fff;color:var(--blue-800);border-color:#fff;}
.ex-chips{display:grid;grid-template-columns:1fr 1fr;gap:.6rem;}
.ex-chip{display:flex;align-items:center;gap:.6rem;padding:.7rem .85rem;border-radius:var(--r-md);
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.18);font-size:.87rem;font-weight:700;
  transition:transform .35s var(--ease),background .3s;}
.ex-chip:hover{background:rgba(255,255,255,.24);transform:translateY(-3px);}
.ex-chip i{width:32px;height:32px;border-radius:10px;display:grid;place-items:center;flex-shrink:0;}
.ex-chip i svg{width:17px;height:17px;}
@media (max-width:860px){.explore{grid-template-columns:1fr;}}
@media (max-width:480px){.ex-chips{grid-template-columns:1fr;}}

/* ==========================================================================
   مسیر راهنما، صفحه‌بندی، فوتر
   ========================================================================== */
.crumbs{font-size:.79rem;color:var(--faint);padding:1rem 0;display:flex;flex-wrap:wrap;gap:.42rem;align-items:center;}
.crumbs a{color:var(--muted);transition:color .25s;}
.crumbs a:hover{color:var(--pink-600);}
.crumbs span.sep{opacity:.45;}

.pager{display:flex;justify-content:center;gap:.4rem;margin-top:2.6rem;flex-wrap:wrap;}
.pager a,.pager span{min-width:40px;height:40px;padding:0 .7rem;border-radius:13px;display:grid;place-items:center;
  font-size:.88rem;font-weight:700;background:#fff;border:1px solid var(--line);color:var(--ink-2);
  transition:transform .3s var(--ease),background .3s,color .3s,border-color .3s;}
.pager a:hover{transform:translateY(-3px);border-color:var(--blue-300);color:var(--blue-700);}
.pager .now{background:var(--blue-700);color:#fff;border-color:var(--blue-700);}

.site-foot{background:var(--blue-900);color:#B9D2ED;padding-top:clamp(2.6rem,5vw,4rem);position:relative;overflow:hidden;}
.site-foot::before{content:'';position:absolute;top:-120px;inset-inline-start:-90px;width:340px;height:340px;
  border-radius:50%;background:rgba(236,95,155,.13);}
.site-foot .wrap{position:relative;z-index:1;}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.25fr;gap:2rem;padding-bottom:2.4rem;}
.foot-grid h4{color:#fff;font-size:.98rem;margin-bottom:1rem;position:relative;padding-bottom:.55rem;}
.foot-grid h4::after{content:'';position:absolute;bottom:0;inset-inline-start:0;width:28px;height:2px;
  border-radius:2px;background:var(--pink-500);}
.foot-grid ul{list-style:none;margin:0;padding:0;}
.foot-grid li{margin-bottom:.5rem;}
.foot-grid a{font-size:.87rem;opacity:.82;display:inline-block;transition:opacity .25s,transform .3s var(--ease),color .25s;}
.foot-grid a:hover{opacity:1;color:var(--pink-300);transform:translateX(-5px);}
.foot-about p{font-size:.87rem;line-height:2.1;opacity:.78;}
.foot-brand{display:flex;align-items:center;gap:.6rem;margin-bottom:.9rem;}
.foot-brand svg{width:44px;height:44px;}
.foot-brand b{color:#fff;font-size:1.1rem;font-weight:900;}
.foot-bottom{border-top:1px solid rgba(255,255,255,.1);padding:1.15rem 0;display:flex;justify-content:space-between;
  gap:1rem;flex-wrap:wrap;font-size:.79rem;opacity:.72;}

.to-top{position:fixed;inset-inline-end:1.3rem;bottom:1.3rem;width:46px;height:46px;border-radius:15px;
  background:var(--blue-700);color:#fff;border:0;cursor:pointer;display:grid;place-items:center;z-index:50;
  box-shadow:var(--sh-blue);opacity:0;visibility:hidden;transform:translateY(16px);
  transition:opacity .35s,transform .35s var(--ease),visibility .35s,background .3s;}
.to-top.on{opacity:1;visibility:visible;transform:none;}
.to-top:hover{background:var(--pink-600);}
.to-top svg{width:19px;height:19px;}

/* ==========================================================================
   انیمیشن ورود با اسکرول
   ========================================================================== */
.reveal{opacity:0;transform:translateY(26px);
  transition:opacity .75s var(--ease-out),transform .75s var(--ease-out);}
.reveal.in{opacity:1;transform:none;}
.reveal[data-dir="right"]{transform:translateX(34px);}
.reveal[data-dir="left"]{transform:translateX(-34px);}
.reveal[data-dir="zoom"]{transform:scale(.94);}
.reveal.in[data-dir]{transform:none;}
.stagger > *{opacity:0;transform:translateY(24px);
  transition:opacity .7s var(--ease-out),transform .7s var(--ease-out);}
.stagger.in > *{opacity:1;transform:none;}
.stagger.in > *:nth-child(1){transition-delay:.05s}
.stagger.in > *:nth-child(2){transition-delay:.13s}
.stagger.in > *:nth-child(3){transition-delay:.21s}
.stagger.in > *:nth-child(4){transition-delay:.29s}
.stagger.in > *:nth-child(5){transition-delay:.37s}
.stagger.in > *:nth-child(6){transition-delay:.45s}
.stagger.in > *:nth-child(7){transition-delay:.53s}
.stagger.in > *:nth-child(8){transition-delay:.61s}

/* ==========================================================================
   ۴۰۴ / جستجو
   ========================================================================== */
.big404{font-size:clamp(6rem,20vw,13rem);font-weight:900;line-height:1;letter-spacing:-.04em;
  background:linear-gradient(135deg,var(--blue-600),var(--pink-500));
  -webkit-background-clip:text;background-clip:text;color:transparent;}
.searchbox{position:relative;max-width:460px;}
.searchbox input{width:100%;padding:.9rem 3rem .9rem 1.2rem;border-radius:var(--r-pill);
  border:1.5px solid var(--line);font-family:inherit;font-size:.93rem;outline:0;transition:border-color .3s,box-shadow .3s;}
.searchbox input:focus{border-color:var(--pink-300);box-shadow:0 0 0 4px var(--pink-50);}
.searchbox svg{position:absolute;inset-inline-end:1.05rem;top:50%;transform:translateY(-50%);
  width:18px;height:18px;color:var(--faint);}
.no-hit{display:none;padding:2rem;text-align:center;color:var(--muted);}

/* ==========================================================================
   ریسپانسیو
   ========================================================================== */
@media (max-width:1024px){
  .g-4{grid-template-columns:repeat(2,1fr);}
  .foot-grid{grid-template-columns:1fr 1fr;gap:1.6rem;}
  .hero-grid{grid-template-columns:1fr;gap:2.4rem;}
  .hero-art{max-width:520px;margin-inline:auto;width:100%;}
  .feature{grid-template-columns:1fr;}
  .feature-media{min-height:230px;}
}
@media (max-width:860px){
  .nav,.head-cta{display:none;}
  .burger{display:grid;margin-inline-start:auto;}
  .mobile-nav{display:block;}
  .g-3{grid-template-columns:repeat(2,1fr);}
  .topline .tl-links{display:none;}
}
@media (max-width:620px){
  body{font-size:15.6px;}
  .g-2,.g-3,.g-4{grid-template-columns:1fr;}
  .foot-grid{grid-template-columns:1fr;}
  .hero-stats{gap:1.4rem;}
  .float-card{display:none;}
  .card-row{grid-template-columns:98px 1fr;}
  .card-row img{width:98px;height:70px;}
  .wrap,.wrap-narrow{width:calc(100% - 1.8rem);}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;
    transition-duration:.01ms !important;scroll-behavior:auto !important;}
  .reveal,.stagger > *{opacity:1 !important;transform:none !important;}
}

@media print{
  .site-head,.site-foot,.to-top,.readbar,.explore,.share,.topline,.ticker{display:none !important;}
  body{font-size:11pt;}
}