/* =========================================================================
   سامانه شرکت‌های دانش‌بنیان نجف‌آباد
   طراحی با الهام از ترند زرد کره‌ای (Kakao Yellow) — حباب‌های گفتگو، اشکال گرد
   ========================================================================= */

@import url('https://fonts.googleapis.com/css2?family=Vazirmatn:wght@400;500;600;700;800;900&family=IBM+Plex+Mono:wght@500;600&display=swap');

:root{
  --yellow:        #FEE500;
  --yellow-deep:   #FFC700;
  --yellow-pale:   #FFF6C8;
  --ink:           #3A2A1E;
  --ink-soft:      #6B5B4D;
  --bg:            #FFFCF3;
  --card:          #FFFFFF;
  --coral:         #FF6B4A;
  --coral-soft:    #FFE3DB;
  --mint:          #2FBF9F;
  --line:          #F0E6C8;
  --shadow-sm:     0 2px 10px rgba(58,42,30,.06);
  --shadow-md:     0 10px 30px rgba(58,42,30,.10);
  --shadow-yellow: 0 10px 24px rgba(254,229,0,.35);
  --radius-lg:     28px;
  --radius-md:     18px;
  --radius-sm:     12px;
  --font-display:  'Vazirmatn', sans-serif;
  --font-body:     'Vazirmatn', sans-serif;
  --font-mono:     'IBM Plex Mono', monospace;
}

*{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  font-family:var(--font-body);
  background:var(--bg);
  color:var(--ink);
  direction:rtl;
  text-align:right;
  line-height:1.8;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
button{ font-family:inherit; cursor:pointer; }
ul{ margin:0; padding:0; list-style:none; }
:focus-visible{ outline:3px solid var(--coral); outline-offset:2px; border-radius:6px; }

.container{ max-width:1200px; margin:0 auto; padding:0 24px; }

/* ---------- دکمه‌ها ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding:13px 26px; border-radius:999px; border:none; font-weight:700; font-size:15px;
  transition:transform .15s ease, box-shadow .15s ease, background .15s ease;
  white-space:nowrap;
}
.btn:active{ transform:scale(.97); }
.btn-primary{ background:var(--yellow); color:var(--ink); box-shadow:var(--shadow-yellow); }
.btn-primary:hover{ background:var(--yellow-deep); box-shadow:0 14px 28px rgba(255,199,0,.4); }
.btn-outline{ background:transparent; color:var(--ink); border:2px solid var(--ink); }
.btn-outline:hover{ background:var(--ink); color:var(--yellow); }
.btn-coral{ background:var(--coral); color:#fff; }
.btn-coral:hover{ background:#ff5433; }
.btn-ghost{ background:var(--yellow-pale); color:var(--ink); }
.btn-ghost:hover{ background:var(--yellow); }
.btn-sm{ padding:8px 16px; font-size:13px; }
.btn-block{ width:100%; }
.btn[disabled]{ opacity:.5; cursor:not-allowed; }

/* ---------- هدر ---------- */
.site-header{
  position:sticky; top:0; z-index:40;
  background:rgba(255,252,243,.9); backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.header-inner{ display:flex; align-items:center; justify-content:space-between; height:76px; }
.brand{ display:flex; align-items:center; gap:12px; font-family:var(--font-display); font-weight:800; font-size:19px; }
.brand-mark{ width:42px; height:42px; }
.brand small{ display:block; font-weight:500; font-size:12px; color:var(--ink-soft); margin-top:2px;}
.nav-links{ display:flex; align-items:center; gap:8px; }
.nav-links a{ padding:10px 16px; border-radius:999px; font-weight:600; font-size:14.5px; color:var(--ink-soft); transition:.15s; }
.nav-links a:hover, .nav-links a.active{ background:var(--yellow-pale); color:var(--ink); }
.header-actions{ display:flex; align-items:center; gap:10px; }
.burger{ display:none; }

/* ---------- هیرو ---------- */
.hero{ position:relative; padding:64px 0 40px; overflow:hidden; }
.hero-inner{ position:relative; z-index:2; display:grid; grid-template-columns:1.1fr .9fr; gap:40px; align-items:center; }
.eyebrow{
  display:inline-flex; align-items:center; gap:8px; background:var(--yellow-pale); color:#8a6b00;
  font-weight:700; font-size:13px; padding:8px 16px; border-radius:999px; margin-bottom:18px;
}
.hero h1{ font-family:var(--font-display); font-size:44px; line-height:1.35; font-weight:900; margin:0 0 18px; }
.hero h1 .hl{ background:linear-gradient(180deg, transparent 60%, var(--yellow) 60%); padding:0 4px; }
.hero p{ font-size:17px; color:var(--ink-soft); max-width:520px; margin:0 0 30px; }
.hero-cta{ display:flex; gap:12px; flex-wrap:wrap; }
.hero-stats{ display:flex; gap:28px; margin-top:36px; }
.stat b{ display:block; font-family:var(--font-mono); font-size:26px; font-weight:600; }
.stat span{ font-size:13px; color:var(--ink-soft); }

/* حباب گفتگوی سیگنیچر */
.bubble-stage{ position:relative; height:420px; }
.chat-bubble{
  position:absolute; background:var(--card); border-radius:var(--radius-lg); box-shadow:var(--shadow-md);
  padding:18px 20px; max-width:260px; font-weight:600; font-size:14.5px;
}
.chat-bubble::after{
  content:''; position:absolute; width:22px; height:22px; background:inherit;
  bottom:-8px; right:36px; transform:rotate(45deg); border-radius:0 0 6px 0;
}
.chat-bubble.b1{ top:10px; right:20px; background:var(--yellow); }
.chat-bubble.b1::after{ background:var(--yellow); }
.chat-bubble.b2{ top:150px; left:0; background:var(--ink); color:var(--yellow-pale); }
.chat-bubble.b2::after{ background:var(--ink); right:auto; left:36px; }
.chat-bubble.b3{ bottom:20px; right:60px; background:var(--coral); color:#fff; }
.chat-bubble.b3::after{ background:var(--coral); }
.blob{ position:absolute; border-radius:50%; filter:blur(0); }
.blob-1{ width:260px; height:260px; background:var(--yellow-pale); top:-60px; left:-60px; border-radius:44% 56% 65% 35% / 45% 45% 55% 55%; }
.blob-2{ width:160px; height:160px; background:var(--coral-soft); bottom:-30px; right:-30px; border-radius:60% 40% 30% 70% / 60% 30% 70% 40%; }

/* ---------- بخش جستجو و فیلتر ---------- */
.search-section{ padding:10px 0 30px; }
.search-bar{
  background:var(--card); border:2px solid var(--line); border-radius:999px;
  display:flex; align-items:center; gap:10px; padding:8px 8px 8px 20px; box-shadow:var(--shadow-sm);
}
.search-bar input{
  flex:1; border:none; outline:none; background:transparent; font-family:inherit;
  font-size:15px; padding:10px 6px; color:var(--ink); direction:rtl;
}
.search-bar .btn{ flex-shrink:0; }
.filter-chips{ display:flex; gap:10px; flex-wrap:wrap; margin-top:16px; }
.chip{
  padding:9px 18px; border-radius:999px; background:var(--card); border:2px solid var(--line);
  font-weight:600; font-size:13.5px; color:var(--ink-soft); transition:.15s;
}
.chip.active, .chip:hover{ background:var(--ink); color:var(--yellow); border-color:var(--ink); }

/* ---------- شبکه شرکت‌ها ---------- */
.section-title{ display:flex; align-items:baseline; justify-content:space-between; margin:8px 0 22px; }
.section-title h2{ font-family:var(--font-display); font-size:26px; font-weight:800; margin:0; }
.section-title span{ color:var(--ink-soft); font-size:14px; }

.company-grid{ display:grid; grid-template-columns:repeat(auto-fill, minmax(280px,1fr)); gap:20px; padding-bottom:60px; }

.company-card{
  background:var(--card); border-radius:var(--radius-md); padding:22px; position:relative;
  box-shadow:var(--shadow-sm); border:2px solid var(--line); cursor:pointer;
  transition:transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.company-card:hover{ transform:translateY(-6px); box-shadow:var(--shadow-md); border-color:var(--yellow-deep); }
.company-card::after{
  content:''; position:absolute; width:16px; height:16px; background:var(--card);
  bottom:-8px; right:28px; transform:rotate(45deg); border-inline-end:2px solid var(--line); border-block-end:2px solid var(--line);
  transition:border-color .18s ease;
}
.company-card:hover::after{ border-color:var(--yellow-deep); }
.card-top{ display:flex; align-items:center; gap:14px; margin-bottom:14px; }
.card-logo{
  width:56px; height:56px; border-radius:50%; background:var(--yellow-pale);
  display:flex; align-items:center; justify-content:center; font-family:var(--font-display);
  font-weight:800; font-size:20px; color:var(--ink); flex-shrink:0; overflow:hidden;
}
.card-logo img{ width:100%; height:100%; object-fit:cover; }
.card-title h3{ margin:0 0 4px; font-size:16.5px; font-weight:700; }
.badge{
  display:inline-block; font-size:11.5px; font-weight:700; padding:3px 10px; border-radius:999px;
  background:var(--yellow-pale); color:#8a6b00;
}
.card-desc{ font-size:13.8px; color:var(--ink-soft); margin:0 0 16px; min-height:44px; }
.card-meta{ display:flex; align-items:center; justify-content:space-between; font-size:12.5px; color:var(--ink-soft); border-top:1px dashed var(--line); padding-top:12px; }
.card-meta .cat{ display:flex; align-items:center; gap:6px; font-weight:600; }
.card-meta .dot{ width:6px; height:6px; border-radius:50%; background:var(--mint); }

.empty-state{ text-align:center; padding:60px 20px; color:var(--ink-soft); }
.empty-state .emoji{ font-size:48px; margin-bottom:14px; }

/* ---------- ویژگی‌ها ---------- */
.features{ background:var(--ink); padding:70px 0; margin-top:10px; }
.features .section-title h2, .features .section-title span{ color:var(--yellow-pale); }
.feature-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:20px; }
.feature-card{ background:rgba(255,255,255,.06); border-radius:var(--radius-md); padding:24px; color:#fff; }
.feature-card .ic{ width:44px; height:44px; border-radius:12px; background:var(--yellow); display:flex; align-items:center; justify-content:center; margin-bottom:16px; font-size:20px; }
.feature-card h4{ margin:0 0 8px; font-size:15.5px; }
.feature-card p{ margin:0; font-size:13.3px; color:#cfc6b8; }

/* ---------- CTA ثبت‌نام ---------- */
.cta-band{ padding:70px 0; }
.cta-box{
  background:linear-gradient(135deg, var(--yellow) 0%, var(--yellow-deep) 100%);
  border-radius:var(--radius-lg); padding:50px; display:flex; align-items:center; justify-content:space-between; gap:30px;
  box-shadow:var(--shadow-yellow);
}
.cta-box h2{ font-family:var(--font-display); font-size:28px; margin:0 0 10px; }
.cta-box p{ margin:0; color:#5c4a12; }

/* ---------- فوتر ---------- */
.site-footer{ background:var(--ink); color:#cfc6b8; padding:50px 0 26px; }
.footer-top{ display:grid; grid-template-columns:2fr 1fr 1fr; gap:30px; padding-bottom:30px; border-bottom:1px solid rgba(255,255,255,.1); }
.footer-top h4{ color:#fff; font-size:14px; margin:0 0 14px; }
.footer-top .brand{ color:#fff; }
.footer-top p{ font-size:13.5px; max-width:320px; }
.footer-top a{ display:block; font-size:13.5px; margin-bottom:10px; color:#cfc6b8; }
.footer-top a:hover{ color:var(--yellow); }
.footer-bottom{ text-align:center; font-size:12.5px; padding-top:20px; color:#9a8f7d; }

/* ---------- مودال پروفایل شرکت ---------- */
.modal-overlay{
  position:fixed; inset:0; background:rgba(58,42,30,.55); backdrop-filter:blur(3px);
  display:none; align-items:flex-start; justify-content:center; z-index:100; padding:40px 16px; overflow-y:auto;
}
.modal-overlay.open{ display:flex; }
.modal{
  background:var(--card); width:100%; max-width:800px; border-radius:var(--radius-lg);
  box-shadow:0 30px 70px rgba(0,0,0,.3); position:relative; animation:pop .22s ease;
}
@keyframes pop{ from{ transform:translateY(20px) scale(.97); opacity:0;} to{ transform:none; opacity:1;} }
.modal-close{
  position:absolute; top:18px; left:18px; width:38px; height:38px; border-radius:50%;
  background:var(--yellow-pale); border:none; font-size:18px; display:flex; align-items:center; justify-content:center; z-index:2;
}
.modal-close:hover{ background:var(--yellow); }
.modal-header{
  background:var(--yellow-pale); border-radius:var(--radius-lg) var(--radius-lg) 0 0; padding:36px 36px 26px;
  display:flex; align-items:center; gap:18px;
}
.modal-logo{
  width:80px; height:80px; border-radius:50%; background:var(--yellow); flex-shrink:0;
  display:flex; align-items:center; justify-content:center; font-family:var(--font-display); font-weight:800; font-size:28px; overflow:hidden;
}
.modal-logo img{ width:100%; height:100%; object-fit:cover; }
.modal-header h2{ margin:0 0 6px; font-family:var(--font-display); font-size:23px; }
.modal-header .badges{ display:flex; gap:8px; flex-wrap:wrap; }

.modal-tabs{ display:flex; gap:6px; padding:16px 36px 0; border-bottom:1px solid var(--line); }
.modal-tab{
  padding:12px 16px; font-weight:700; font-size:13.8px; color:var(--ink-soft); border-bottom:3px solid transparent; background:none; border-radius:0;
}
.modal-tab.active{ color:var(--ink); border-color:var(--yellow-deep); }
.modal-body{ padding:28px 36px 36px; max-height:52vh; overflow-y:auto; }
.tab-panel{ display:none; }
.tab-panel.active{ display:block; }

.info-grid{ display:grid; grid-template-columns:1fr 1fr; gap:14px; margin-bottom:20px; }
.info-item{ background:var(--bg); border:1px solid var(--line); border-radius:var(--radius-sm); padding:14px 16px; }
.info-item span{ display:block; font-size:12px; color:var(--ink-soft); margin-bottom:4px; }
.info-item b{ font-size:14.5px; font-family:var(--font-mono); font-weight:600; }
.desc-text{ color:var(--ink-soft); font-size:14.5px; line-height:1.9; }

.record-item{ border:1px solid var(--line); border-radius:var(--radius-sm); padding:16px 18px; margin-bottom:12px; }
.record-item h4{ margin:0 0 6px; font-size:15px; }
.record-item p{ margin:0 0 8px; font-size:13.6px; color:var(--ink-soft); }
.record-meta{ display:flex; gap:14px; font-size:12px; color:#8a7a63; font-family:var(--font-mono); }

.contact-list{ display:flex; flex-direction:column; gap:12px; }
.contact-row{ display:flex; align-items:center; gap:12px; background:var(--bg); border:1px solid var(--line); border-radius:var(--radius-sm); padding:14px 16px; font-size:14px; }
.contact-row .ic{ width:34px; height:34px; border-radius:50%; background:var(--yellow-pale); display:flex; align-items:center; justify-content:center; flex-shrink:0; }

.resume-form{ display:grid; grid-template-columns:1fr 1fr; gap:14px; }
.resume-form .full{ grid-column:1 / -1; }
.form-group{ display:flex; flex-direction:column; gap:6px; }
.form-group label{ font-size:13px; font-weight:600; color:var(--ink-soft); }
.form-group input, .form-group select, .form-group textarea{
  border:2px solid var(--line); border-radius:var(--radius-sm); padding:12px 14px; font-family:inherit;
  font-size:14px; background:#fff; color:var(--ink); direction:rtl;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus{ border-color:var(--yellow-deep); outline:none; }
.form-group textarea{ resize:vertical; min-height:90px; }
.form-hint{ font-size:12px; color:#8a7a63; }
.form-msg{ padding:12px 16px; border-radius:var(--radius-sm); font-size:13.5px; font-weight:600; margin-top:14px; display:none; }
.form-msg.show{ display:block; }
.form-msg.ok{ background:#e4f9f0; color:#0f7a5c; }
.form-msg.err{ background:#fdebe8; color:#c23b26; }

.empty-mini{ text-align:center; padding:30px; color:var(--ink-soft); font-size:13.5px; }

/* ---------- ریسپانسیو ---------- */
@media (max-width: 900px){
  .hero-inner{ grid-template-columns:1fr; }
  .bubble-stage{ height:280px; }
  .feature-grid{ grid-template-columns:1fr 1fr; }
  .footer-top{ grid-template-columns:1fr; }
  .cta-box{ flex-direction:column; text-align:center; }
}
@media (max-width: 640px){
  .nav-links{ display:none; }
  .hero h1{ font-size:32px; }
  .info-grid, .resume-form{ grid-template-columns:1fr; }
  .modal-header, .modal-tabs, .modal-body{ padding-left:20px; padding-right:20px; }
  .feature-grid{ grid-template-columns:1fr; }
}