/* =========================================================
   هادی سهرابی | استایل اصلی سایت
   ========================================================= */

@font-face {
  font-family: 'Vazirmatn';
  src: url('../fonts/Vazirmatn-Regular.woff2') format('woff2');
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: 'Vazirmatn';
  src: url('../fonts/Vazirmatn-Medium.woff2') format('woff2');
  font-weight: 500;
  font-display: swap;
}
@font-face {
  font-family: 'Vazirmatn';
  src: url('../fonts/Vazirmatn-SemiBold.woff2') format('woff2');
  font-weight: 600;
  font-display: swap;
}
@font-face {
  font-family: 'Vazirmatn';
  src: url('../fonts/Vazirmatn-Bold.woff2') format('woff2');
  font-weight: 700;
  font-display: swap;
}
@font-face {
  font-family: 'Vazirmatn';
  src: url('../fonts/Vazirmatn-ExtraBold.woff2') format('woff2');
  font-weight: 800;
  font-display: swap;
}

:root{
  --bg: #f7f8fc;
  --surface: #ffffff;
  --surface-2: #f1f3fb;
  --text: #1e2430;
  --text-muted: #6b7280;
  --border: #e6e8f0;
  --primary: #4f46e5;
  --primary-dark: #4338ca;
  --primary-light: #eef0ff;
  --accent: #06b6d4;
  --success: #16a34a;
  --danger: #dc2626;
  --gold: #f59e0b;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 4px 24px rgba(30,36,48,.06);
  --shadow-lg: 0 12px 40px rgba(30,36,48,.12);
  --header-h: 76px;
  --bottom-nav-h: 64px;
}

*{ box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html{
  scroll-behavior: smooth; scroll-padding-top: var(--header-h);
  -webkit-text-size-adjust: 100%; text-size-adjust: 100%;
  height: -webkit-fill-available;
}

body{
  margin:0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Vazirmatn', Tahoma, sans-serif;
  direction: rtl;
  text-align: right;
  line-height: 1.9;
  font-size: 16px;
  min-height: 100vh;
  min-height: -webkit-fill-available;
}

img{ max-width:100%; display:block; }
a{ color: inherit; text-decoration:none; touch-action: manipulation; }
ul{ margin:0; padding:0; list-style:none; }
button{ font-family: inherit; cursor:pointer; touch-action: manipulation; -webkit-appearance:none; appearance:none; }
input, textarea, select{ font-family: inherit; border-radius:0; }
input[type="text"], input[type="tel"], input[type="email"], input[type="password"], input[type="search"], textarea{
  -webkit-appearance:none; appearance:none;
}

.container{ width:100%; max-width: 1180px; margin:0 auto; padding: 0 20px; }

/* ---------- هدر ---------- */
.site-header{
  position: sticky; top:0; z-index: 100;
  height: var(--header-h);
  display:flex; align-items:center;
  background: rgba(255,255,255,.85);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.site-header .container{ display:flex; align-items:center; justify-content:space-between; gap: 20px; }
.brand{ display:flex; align-items:center; gap:10px; font-weight:800; font-size:20px; }
.brand .logo-badge{
  width:42px; height:42px; border-radius:12px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color:#fff; display:flex; align-items:center; justify-content:center;
  font-weight:800; font-size:18px;
}
.main-nav{ display:flex; align-items:center; gap: 6px; }
.main-nav a{
  padding: 10px 14px; border-radius: 10px; font-weight:600; color: var(--text-muted);
  transition: .2s;
}
.main-nav a:hover, .main-nav a.active{ background: var(--primary-light); color: var(--primary); }
.header-actions{ display:flex; align-items:center; gap:10px; }
.nav-toggle{ display:none; background:none; border:none; font-size:26px; color: var(--text); }

.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding: 11px 22px; border-radius: 999px; font-weight:700; font-size:15px;
  border: none; transition: .2s; white-space: nowrap;
}
.btn-primary{ background: linear-gradient(135deg, var(--primary), var(--primary-dark)); color:#fff; box-shadow: 0 8px 20px rgba(79,70,229,.28); }
.btn-primary:hover{ transform: translateY(-2px); box-shadow: 0 12px 28px rgba(79,70,229,.35); }
.btn-outline{ background: var(--surface); color: var(--primary); border: 1.5px solid var(--primary); }
.btn-outline:hover{ background: var(--primary-light); }
.btn-ghost{ background: var(--surface-2); color: var(--text); }
.btn-sm{ padding: 7px 16px; font-size:13px; }
.btn-block{ width:100%; }
.btn-success{ background: var(--success); color:#fff; }
.btn-danger{ background: var(--danger); color:#fff; }

/* ---------- هیرو / بنر اصلی ---------- */
.hero{
  position:relative; overflow:hidden;
  background: radial-gradient(1200px 500px at 80% -10%, #e9e6ff 0%, transparent 60%),
              radial-gradient(900px 500px at -10% 10%, #e0fbff 0%, transparent 55%),
              var(--bg);
  padding: 78px 0 60px;
}
.hero .container{ display:grid; grid-template-columns: 1.15fr .85fr; gap: 50px; align-items:center; }
.hero-badge{
  display:inline-flex; align-items:center; gap:8px;
  background: var(--primary-light); color: var(--primary); font-weight:700; font-size:13px;
  padding: 7px 16px; border-radius: 999px; margin-bottom:18px;
}
.hero h1{ font-size: 42px; font-weight:800; line-height:1.5; margin: 0 0 18px; }
.hero h1 span{ color: var(--primary); }
.hero p{ color: var(--text-muted); font-size:17px; margin: 0 0 30px; max-width: 560px; }
.hero-cta{ display:flex; gap:14px; flex-wrap:wrap; }
.hero-stats{ display:flex; gap: 28px; margin-top: 40px; }
.hero-stats div b{ display:block; font-size:24px; font-weight:800; color: var(--primary); }
.hero-stats div span{ font-size:13px; color: var(--text-muted); }

.hero-visual{
  position:relative; border-radius: 28px; overflow:hidden;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  aspect-ratio: 4/3.4; display:flex; align-items:center; justify-content:center;
  box-shadow: var(--shadow-lg);
}
.hero-visual .glow-shape{
  position:absolute; inset:0; opacity:.5;
  background: radial-gradient(circle at 30% 30%, #ffffff55, transparent 45%),
              radial-gradient(circle at 75% 70%, #ffffff33, transparent 40%);
}
.hero-visual-icon{ font-size: 110px; filter: drop-shadow(0 10px 30px rgba(0,0,0,.15)); z-index:1; }

/* ---------- بخش‌ها ---------- */
.section{ padding: 64px 0; }
.section-head{ text-align:center; max-width: 640px; margin: 0 auto 40px; }
.section-eyebrow{ color: var(--primary); font-weight:700; font-size:13px; letter-spacing:.3px; margin-bottom:8px; display:block; }
.section-head h2{ font-size: 30px; font-weight:800; margin: 0 0 12px; }
.section-head p{ color: var(--text-muted); font-size:15.5px; margin:0; }

/* ---------- فیلتر دسته‌بندی ---------- */
.category-filters{ display:flex; flex-wrap:wrap; gap:10px; justify-content:center; margin-bottom: 36px; }
.category-filters a{
  padding: 10px 20px; border-radius: 999px; background: var(--surface);
  border: 1.5px solid var(--border); font-weight:600; font-size:14px; color: var(--text-muted);
  transition:.2s;
}
.category-filters a:hover, .category-filters a.active{
  border-color: var(--primary); color: var(--primary); background: var(--primary-light);
}

/* ---------- گرید نمونه‌کار ---------- */
.portfolio-grid{ display:grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.portfolio-card{
  background: var(--surface); border-radius: var(--radius); overflow:hidden;
  border: 1px solid var(--border); box-shadow: var(--shadow); transition:.25s;
  display:flex; flex-direction:column;
}
.portfolio-card:hover{ transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.portfolio-card .thumb{ position:relative; aspect-ratio: 16/10.5; overflow:hidden; background: var(--surface-2); }
.portfolio-card .thumb img{ width:100%; height:100%; object-fit:cover; transition:.4s; }
.portfolio-card:hover .thumb img{ transform: scale(1.06); }
.portfolio-card .thumb .no-image{ display:flex; align-items:center; justify-content:center; height:100%; font-size:40px; color:#c7cae0; }
.badge-cat{
  position:absolute; top:12px; right:12px; background: rgba(255,255,255,.92);
  backdrop-filter: blur(4px); padding: 5px 12px; border-radius: 999px;
  font-size:12px; font-weight:700; color: var(--primary);
}
.badge-discount{
  position:absolute; top:12px; left:12px; background: var(--danger); color:#fff;
  padding: 5px 10px; border-radius: 999px; font-size:12px; font-weight:800;
}
.portfolio-card .body{ padding: 18px 20px 20px; display:flex; flex-direction:column; gap:10px; flex:1; }
.portfolio-card h3{ font-size:17px; margin:0; font-weight:700; }
.portfolio-card p{ color: var(--text-muted); font-size:14px; margin:0; flex:1; }
.price-row{ display:flex; align-items:center; justify-content:space-between; margin-top:6px; }
.price-current{ font-weight:800; color: var(--primary); font-size:15px; }
.price-old{ text-decoration: line-through; color:#b5b9c9; font-size:12.5px; margin-inline-start:6px; }

/* ---------- درباره من ---------- */
.about-section{ background: var(--surface); }
.about-grid{ display:grid; grid-template-columns: .8fr 1.2fr; gap: 50px; align-items:center; }
.about-photo{
  aspect-ratio:1; border-radius: 24px; background: linear-gradient(135deg,var(--primary-light), var(--surface-2));
  display:flex; align-items:center; justify-content:center; font-size:90px; box-shadow: var(--shadow);
}
.about-list{ display:grid; grid-template-columns: 1fr 1fr; gap:14px; margin-top:24px; }
.about-list li{ display:flex; align-items:center; gap:10px; font-weight:600; font-size:14.5px; }
.about-list li i{ width:26px; height:26px; border-radius:8px; background: var(--primary-light); color: var(--primary); display:flex; align-items:center; justify-content:center; font-style:normal; }

/* ---------- اخبار ---------- */
.news-grid{ display:grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.news-card{ background: var(--surface); border-radius: var(--radius); border: 1px solid var(--border); overflow:hidden; box-shadow: var(--shadow); transition:.2s; }
.news-card:hover{ transform: translateY(-4px); }
.news-card .thumb{ aspect-ratio: 16/9; background: var(--surface-2); overflow:hidden; }
.news-card .thumb img{ width:100%; height:100%; object-fit:cover; }
.news-card .body{ padding: 16px 18px 20px; }
.news-date{ font-size:12px; color: var(--text-muted); margin-bottom:8px; display:block; }
.news-card h3{ font-size:16px; margin:0 0 8px; }
.news-card p{ font-size:13.5px; color: var(--text-muted); margin:0; }

/* ---------- تماس / CTA ---------- */
.cta-section{
  background: linear-gradient(135deg, var(--primary), #6d28d9);
  color:#fff; border-radius: 28px; padding: 56px 40px; text-align:center; margin: 0 20px;
}
.cta-section h2{ font-size:28px; margin:0 0 12px; font-weight:800; }
.cta-section p{ opacity:.9; margin:0 0 28px; }
.cta-actions{ display:flex; gap:14px; justify-content:center; flex-wrap:wrap; }
.cta-section .btn-outline{ background: rgba(255,255,255,.12); border-color: rgba(255,255,255,.5); color:#fff; }
.cta-section .btn-primary{ background:#fff; color: var(--primary); box-shadow:none; }

/* ---------- فوتر ---------- */
.site-footer{ background:#12141c; color:#c8cad8; padding: 50px 0 24px; margin-top: 60px; }
.footer-grid{ display:grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; margin-bottom: 34px; }
.footer-brand{ font-weight:800; font-size:19px; color:#fff; margin-bottom:12px; display:flex; align-items:center; gap:8px;}
.footer-col h4{ color:#fff; font-size:14px; margin:0 0 14px; }
.footer-col li{ margin-bottom:9px; font-size:13.5px; }
.footer-col a:hover{ color:#fff; }
.footer-bottom{ border-top: 1px solid #262938; padding-top: 20px; text-align:center; font-size:13px; color:#8890a6; }

/* ---------- صفحه تک نمونه‌کار ---------- */
.breadcrumb{ font-size:13px; color: var(--text-muted); margin-bottom:20px; }
.breadcrumb a{ color: var(--primary); }
.single-header{ display:grid; grid-template-columns: 1fr; gap:10px; margin-bottom: 30px; }
.single-header h1{ font-size:30px; margin:0; font-weight:800; }
.single-media{ border-radius: var(--radius); overflow:hidden; box-shadow: var(--shadow); margin-bottom:30px; background:#000; }
.single-media img{ width:100%; }
.video-wrap{ position:relative; width:100%; aspect-ratio:16/9; }
.video-wrap iframe{ position:absolute; inset:0; width:100%; height:100%; border:0; }
.single-grid{ display:grid; grid-template-columns: 1.5fr 1fr; gap: 40px; align-items:start; }
.single-desc{ font-size:15.5px; color:#3a3f4d; }
.feature-list{ margin: 24px 0; display:flex; flex-direction:column; gap:10px; }
.feature-list li{ display:flex; align-items:center; gap:10px; font-weight:600; font-size:14.5px; }
.feature-list li:before{ content:"✔"; color: var(--success); font-weight:800; }
/* ---------- گالری اسلایدی تصاویر نمونه‌کار ---------- */
.pgallery{ margin-top:20px; }
.pgallery-main{
  position:relative; border-radius: var(--radius); overflow:hidden; background:#0c0d12;
  box-shadow: var(--shadow); direction: ltr; aspect-ratio: 16/10.5;
}
.pgallery-track{ display:flex; height:100%; transition: transform .4s cubic-bezier(.22,.61,.36,1); }
.pgallery-slide{ flex:0 0 100%; width:100%; height:100%; }
.pgallery-slide img{ width:100%; height:100%; object-fit:cover; cursor:zoom-in; }
.pgallery-arrow{
  position:absolute; top:50%; transform:translateY(-50%); z-index:2;
  width:40px; height:40px; border-radius:50%; border:none; cursor:pointer;
  background: rgba(255,255,255,.92); color: var(--text); font-size:20px;
  display:flex; align-items:center; justify-content:center; box-shadow: var(--shadow); transition:.2s;
}
.pgallery-arrow:hover{ background:#fff; transform:translateY(-50%) scale(1.08); }
.pgallery-prev{ left:14px; }
.pgallery-next{ right:14px; }
.pgallery-counter{
  position:absolute; bottom:12px; left:14px; z-index:2; background: rgba(10,10,15,.6); color:#fff;
  font-size:12px; padding:5px 12px; border-radius:999px; direction: ltr;
}
.pgallery-thumbs{
  display:flex; gap:10px; margin-top:12px; overflow-x:auto; direction: ltr; padding-bottom:4px;
  scrollbar-width: thin; -webkit-overflow-scrolling: touch;
}
.pgallery-thumb{
  flex:0 0 78px; width:78px; height:58px; object-fit:cover; border-radius:8px; cursor:pointer;
  border: 2px solid transparent; opacity:.6; transition:.2s;
}
.pgallery-thumb:hover{ opacity:.9; }
.pgallery-thumb.active{ opacity:1; border-color: var(--primary); }

/* ---------- اسلایدر ویدیوهای بیشتر آپارات ---------- */
.vgallery{ margin-top:20px; position:relative; }
.vgallery-track{
  display:flex; gap:16px; overflow-x:auto; scroll-behavior:smooth; direction: ltr;
  padding-bottom:4px; scroll-snap-type: x proximity; -webkit-overflow-scrolling: touch;
}
.vgallery-item{ flex:0 0 240px; scroll-snap-align:start; }
.vgallery.single .vgallery-track{ overflow:visible; }
.vgallery.single .vgallery-item{ flex:0 0 100%; max-width:420px; margin:0 auto; }
.vgallery-card{
  all:unset; box-sizing:border-box; cursor:pointer; display:block; width:100%;
}
.vgallery-thumb-iframe{
  position:relative; display:block; width:100%; aspect-ratio:16/9; border-radius: var(--radius-sm);
  overflow:hidden; background:#000; box-shadow: var(--shadow);
}
.vgallery-thumb-iframe iframe{ position:absolute; inset:0; width:100%; height:100%; border:0; pointer-events:none; }
.vgallery-expand{
  position:absolute; bottom:8px; left:8px; width:30px; height:30px; border-radius:50%;
  background: rgba(10,10,15,.6); color:#fff; display:flex; align-items:center; justify-content:center;
  font-size:14px; transition:.2s;
}
.vgallery-card:hover .vgallery-expand{ background: var(--primary); }
.vgallery-caption{
  display:block; margin-top:8px; font-size:12.5px; color: var(--text-muted); text-align:center;
  overflow:hidden; text-overflow:ellipsis; white-space:nowrap;
}
.vgallery-nav{ display:flex; justify-content:center; gap:10px; margin-top:12px; }
.vgallery-nav .pgallery-arrow{ position:static; transform:none; }
.vgallery-nav .pgallery-arrow:hover{ transform: scale(1.08); }

.price-box{
  background: var(--surface); border:1px solid var(--border); border-radius: var(--radius);
  padding: 24px; box-shadow: var(--shadow); position: sticky; top: calc(var(--header-h) + 20px);
}
.price-box .final{ font-size:26px; font-weight:800; color: var(--primary); }
.price-box .old{ text-decoration:line-through; color:#b5b9c9; font-size:14px; margin-inline-start:8px; }
.price-box .discount-tag{ display:inline-block; background:#fee2e2; color: var(--danger); font-size:12px; font-weight:800; padding:3px 10px; border-radius:999px; margin-inline-start:8px; }
.price-box hr{ border:none; border-top:1px solid var(--border); margin: 18px 0; }
.price-box .btn{ margin-bottom:10px; }

/* ---------- دستیار هوشمند (چت‌بات) ---------- */
.chat-fab{
  position: fixed; bottom: 24px; left: 24px; z-index: 999;
  width: 62px; height:62px; border-radius:50%;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color:#fff; font-size: 26px; display:flex; align-items:center; justify-content:center;
  border:none; box-shadow: 0 10px 30px rgba(79,70,229,.4);
  transition:.2s;
}
.chat-fab:hover{ transform: scale(1.07); }
.chat-fab .ping{
  position:absolute; top:-2px; right:-2px; width:14px; height:14px; border-radius:50%;
  background: var(--danger); border:2px solid #fff;
}

.chat-window{
  position: fixed; bottom: 100px; left: 24px; z-index: 999;
  width: 370px; max-width: calc(100vw - 32px); height: 520px; max-height: 70vh;
  background: var(--surface); border-radius: 20px; box-shadow: var(--shadow-lg);
  display:none; flex-direction:column; overflow:hidden; border:1px solid var(--border);
}
.chat-window.open{ display:flex; }
.chat-header{
  background: linear-gradient(135deg, var(--primary), var(--primary-dark)); color:#fff;
  padding: 16px 18px; display:flex; align-items:center; justify-content:space-between;
}
.chat-header .who{ display:flex; align-items:center; gap:10px; font-weight:700; font-size:14.5px; }
.chat-header .avatar{ width:34px; height:34px; border-radius:50%; background: rgba(255,255,255,.2); display:flex; align-items:center; justify-content:center; }
.chat-header .status{ font-size:11px; opacity:.85; font-weight:400; }
.chat-close{ background:none; border:none; color:#fff; font-size:20px; }
.chat-body{ flex:1; overflow-y:auto; -webkit-overflow-scrolling: touch; padding: 16px; display:flex; flex-direction:column; gap:12px; background: var(--surface-2); }
.msg{ max-width: 82%; padding: 10px 14px; border-radius: 14px; font-size:13.8px; line-height:1.8; }
.msg.bot{ align-self:flex-start; background:#fff; border: 1px solid var(--border); border-bottom-left-radius:4px; }
.msg.user{ align-self:flex-end; background: var(--primary); color:#fff; border-bottom-right-radius:4px; }
.msg.bot ul{ margin: 6px 0 0; padding-inline-start: 16px; list-style: disc; }
.chat-quick{ display:flex; flex-wrap:wrap; gap:8px; padding: 0 16px 12px; background: var(--surface-2); }
.chat-quick button{
  background:#fff; border:1px solid var(--border); border-radius:999px; padding:6px 12px; font-size:12px; color: var(--primary); font-weight:600;
}
.chat-input-row{ display:flex; gap:8px; padding: 12px; border-top: 1px solid var(--border); background:#fff; }
.chat-input-row input{
  flex:1; border:1px solid var(--border); border-radius: 999px; padding: 11px 16px; font-size:13.5px; outline:none;
}
.chat-input-row input:focus{ border-color: var(--primary); }
.chat-input-row button{
  width:42px; height:42px; border-radius:50%; background: var(--primary); color:#fff; border:none; font-size:17px; flex-shrink:0;
}
.typing-dots span{ display:inline-block; width:6px; height:6px; background:#a3a8bd; border-radius:50%; margin-inline-end:3px; animation: blink 1.2s infinite; }
.typing-dots span:nth-child(2){ animation-delay:.2s; }
.typing-dots span:nth-child(3){ animation-delay:.4s; }
@keyframes blink{ 0%,80%,100%{ opacity:.3; } 40%{ opacity:1; } }

/* ---------- فرم‌ها (عمومی/ادمین) ---------- */
.form-group{ margin-bottom: 18px; }
.form-group label{ display:block; font-weight:700; font-size:13.5px; margin-bottom:7px; }
.form-control{
  width:100%; padding: 11px 14px; border-radius: 10px; border: 1.5px solid var(--border);
  background:#fff; font-size:14px; outline:none; transition:.2s;
}
.form-control:focus{ border-color: var(--primary); }
textarea.form-control{ resize: vertical; min-height: 110px; }
.form-hint{ font-size:12px; color: var(--text-muted); margin-top:5px; }
.form-row{ display:grid; grid-template-columns: 1fr 1fr; gap:16px; }

.alert{ padding: 13px 18px; border-radius: 10px; font-size:14px; margin-bottom:20px; font-weight:600; }
.alert-success{ background:#dcfce7; color:#15803d; }
.alert-danger{ background:#fee2e2; color:#b91c1c; }
.alert-info{ background: var(--primary-light); color: var(--primary); }

/* ---------- لایت‌باکس (بزرگ‌نمایی تصاویر) ---------- */
.lightbox-img{ cursor: zoom-in; position: relative; }
.gallery-grid .lightbox-img, .single-media .lightbox-img{ transition:.2s; }
.gallery-grid .lightbox-img:hover{ filter: brightness(.9); transform: scale(1.02); }
.lightbox-overlay{
  position: fixed; inset:0; background: rgba(10,10,15,.92); z-index: 1000;
  display:none; align-items:center; justify-content:center; padding: 30px;
}
.lightbox-overlay.open{ display:flex; }
.lightbox-overlay img{
  max-width:100%; max-height:100%; border-radius:10px; box-shadow: 0 20px 60px rgba(0,0,0,.5);
  animation: lightboxIn .2s ease;
}
@keyframes lightboxIn{ from{ opacity:0; transform: scale(.96); } to{ opacity:1; transform: scale(1); } }
.lightbox-close{
  position:absolute; top:20px; left:20px; width:44px; height:44px; border-radius:50%;
  background: rgba(255,255,255,.12); color:#fff; border:none; font-size:22px; cursor:pointer;
}
.lightbox-close:hover{ background: rgba(255,255,255,.22); }
.lightbox-hint{ position:absolute; bottom:18px; right:50%; transform:translateX(50%); color:#cfd2e0; font-size:12.5px; }

/* ---------- لایت‌باکس بزرگ‌نمایی ویدیو ---------- */
.video-lightbox-body{ width:min(900px, 92vw); animation: lightboxIn .2s ease; }
.video-lightbox-frame-wrap{
  position:relative; width:100%; aspect-ratio:16/9; border-radius:14px; overflow:hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,.5); background:#000;
}
.video-lightbox-frame-wrap iframe{ position:absolute; inset:0; width:100%; height:100%; border:0; }
.video-lightbox-caption{ color:#e9eaf2; text-align:center; margin-top:16px; font-size:14px; }

/* ---------- نوار پایین (مثل اپلیکیشن موبایل) ---------- */
.app-bottom-nav{
  display:none;
  position: fixed; right:0; left:0; bottom:0; z-index: 150;
  background: rgba(255,255,255,.98);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border-top: 1px solid var(--border);
  padding: 6px 2px calc(4px + env(safe-area-inset-bottom, 0px));
  align-items: stretch; justify-content: space-between;
  box-shadow: 0 -4px 16px rgba(30,36,48,.08);
}
.app-bottom-nav a, .app-bottom-nav button{
  flex: 1; display:flex; flex-direction:column; align-items:center; justify-content:center;
  gap:3px; background:none; border:none; color: var(--text-muted);
  font-size:10.5px; font-weight:600; font-family:inherit; padding:7px 2px 5px;
  border-radius:12px; min-width:0;
}
.app-bottom-nav .abn-icon{ font-size:20px; line-height:1; }
.app-bottom-nav a.active{ color: var(--primary); }
.app-bottom-nav a.active .abn-icon{ transform: translateY(-1px) scale(1.05); }
.app-bottom-nav a:active, .app-bottom-nav button:active{
  color: var(--primary); background: var(--primary-light);
}
.app-bottom-nav .abn-chat-btn{ position:relative; }
.app-bottom-nav .abn-chat-btn .abn-icon{
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color:#fff; width:38px; height:38px; border-radius:50%;
  display:flex; align-items:center; justify-content:center; font-size:17px;
  margin-top:-16px; box-shadow: 0 6px 16px rgba(79,70,229,.4);
}

/* ---------- ریسپانسیو ---------- */
@media (max-width: 980px){
  .hero .container{ grid-template-columns:1fr; }
  .hero-visual{ order:-1; max-width:340px; margin:0 auto; }
  .about-grid{ grid-template-columns:1fr; }
  .footer-grid{ grid-template-columns:1fr 1fr; }
  .single-grid{ grid-template-columns:1fr; }
  .price-box{ position:static; }
}
@media (max-width: 760px){
  .main-nav{ display:none; }
  .nav-toggle{ display:flex; align-items:center; justify-content:center; width:42px; height:42px; }
  .portfolio-grid{ grid-template-columns: repeat(2,1fr); gap:16px; }
  .news-grid{ grid-template-columns: 1fr; }
  .hero h1{ font-size:30px; }
  .footer-grid{ grid-template-columns:1fr; }
  .about-list{ grid-template-columns: 1fr; }
  .pgallery-arrow{ width:34px; height:34px; font-size:17px; }
  .vgallery-item{ flex-basis: 210px; }

  /* بخش‌ها و هیرو روی موبایل جمع‌وجورتر و شبیه اپلیکیشن */
  .hero{ padding: 36px 0 34px; }
  .hero-badge{ font-size:12px; padding:6px 13px; }
  .section{ padding: 38px 0; }
  .section-head{ margin-bottom: 26px; }
  .section-head h2{ font-size:22px; }
  .cta-section{ padding: 38px 22px; margin: 0 16px; border-radius:22px; }
  .cta-section h2{ font-size:21px; }

  /* ---------- فیلتر دسته‌بندی به‌صورت تب‌های افقی مثل اپلیکیشن ---------- */
  .category-filters{
    flex-wrap: nowrap; justify-content: flex-start;
    overflow-x: auto; -webkit-overflow-scrolling: touch;
    scroll-snap-type: x proximity;
    margin: 0 -20px 28px; padding: 2px 20px 10px;
    -ms-overflow-style: none; scrollbar-width: none;
  }
  .category-filters::-webkit-scrollbar{ display:none; }
  .category-filters a{
    flex: 0 0 auto; scroll-snap-align:start; white-space:nowrap;
    padding: 9px 16px; font-size:13.5px;
  }

  /* روی موبایل، سایت مثل یک اپلیکیشن رفتار می‌کند: نوار پایین ثابت + دکمه‌های بزرگ‌تر */
  body{ padding-bottom: calc(var(--bottom-nav-h) + env(safe-area-inset-bottom, 0px)); }
  .app-bottom-nav{ display:flex; }
  .site-footer{ margin-bottom: 4px; }

  .chat-window{
    width: calc(100vw - 20px); left:10px;
    bottom: calc(var(--bottom-nav-h) + env(safe-area-inset-bottom, 0px) + 14px);
    height: min(560px, 78vh);
    height: min(560px, 78dvh);
    max-height: 78vh; max-height: 78dvh;
    border-radius: 20px 20px 16px 16px;
  }
  .chat-fab{
    left:14px;
    bottom: calc(var(--bottom-nav-h) + env(safe-area-inset-bottom, 0px) + 14px);
  }

  /* دکمه‌ها و ورودی‌ها به‌اندازه‌ی کافی بزرگ برای لمس با انگشت */
  .btn{ min-height:46px; }
  .btn-sm{ min-height:38px; }
  .form-control, .chat-input-row input{ font-size:16px; } /* جلوگیری از زوم خودکار سافاری روی آیفون */
}
@media (max-width: 560px){
  .portfolio-grid{ grid-template-columns: 1fr; }
}

/* منوی موبایل */
.mobile-nav{
  display:none; position:fixed; inset:0; background: rgba(15,17,24,.5); z-index: 200;
}
.mobile-nav.open{ display:block; }
.mobile-nav-panel{
  position:absolute; top:0; right:0; width: 78%; max-width:320px; height:100%;
  background:#fff; padding: 24px 20px; box-shadow: var(--shadow-lg);
}
.mobile-nav-panel a{ display:block; padding: 13px 6px; font-weight:700; border-bottom:1px solid var(--border); }
.mobile-nav-close{ background:none; border:none; font-size:24px; margin-bottom:10px; }

/* ---------- لینک سایت و نمونه‌کار غیرفروشی ---------- */
.showcase-tag{ font-size:12.5px; font-weight:700; color: var(--success); background:#ecfdf3; padding:4px 10px; border-radius:999px; }
.site-link-chip{
  display:inline-flex; align-items:center; gap:8px; align-self:start; margin-top:10px; width:fit-content; max-width:100%;
  padding:8px 14px; border-radius:999px; background: var(--primary-light); color: var(--primary);
  font-weight:700; font-size:13.5px; border:1.5px solid transparent; transition:.2s;
}
.site-link-chip:hover{ border-color: var(--primary); }
.site-link-chip .host{ color: var(--text-muted); font-weight:600; font-size:12.5px; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.showcase-box{ background: linear-gradient(160deg, #f4fbf7, var(--surface)); border-color:#cdeedb; }
.showcase-head{ display:flex; align-items:center; gap:12px; }
.showcase-icon{ width:42px; height:42px; border-radius:12px; background:#dcf5e6; display:flex; align-items:center; justify-content:center; font-size:20px; flex-shrink:0; }
.showcase-head b{ display:block; font-size:16px; color: var(--success); }
.showcase-head small{ display:block; color: var(--text-muted); font-size:12.5px; margin-top:2px; }
.showcase-note{ font-size:13.5px; color: var(--text-muted); margin:14px 0 10px; }