/* ==========================================================================
   فرش کریمی — Base Styles
   طراحی: لوکس، مینیمال، الهام از نقوش فرش دستبافت تبریز
   ========================================================================== */

:root {
  /* ==== پالت مرجع برند «Modern Persian Luxury» (v4.5) ==== */
  --color-navy: #0F1B2D;
  --color-navy-hover: #172A44;
  --color-navy-active: #09111D;
  --color-gold: #C9AE90;
  --color-gold-dark: #D4B88F;
  --color-terracotta: #7A4F37;
  --color-terracotta-light: #B9825D;
  --color-burgundy: #582B21;
  --color-burgundy-light: #A96858;
  --color-success: #3F6B52;
  --color-error: #B5443E;
  /* ثابت — صرف‌نظر از حالت روشن/تیره (برای فوتر و بخش‌های ساختاری) */
  --color-brand-navy: #0F1B2D;
  --color-brand-cream: #FFFDF8;

  /* ==== توکن‌های معنایی — حالت روشن ==== */
  --color-bg: #FFFDF8;
  --color-bg-soft: #F6EBDD;
  --color-surface: #FFFDF8;
  --color-surface-2: #EED9BB;
  --color-garnet: #0F1B2D;
  --color-garnet-dark: #09111D;
  --color-gold-light: #D4B88F;
  --color-ink: #2D2B2E;
  --color-ink-soft: #675F58;
  --color-muted: #9D9287;
  --color-border: #E5CDAE;
  --color-header-bg: rgba(255, 253, 248, 0.92);
  --color-overlay: rgba(15, 27, 45, 0.045);
  --color-accent: #7A4F37;
  --color-accent-light: #B9825D;

  --btn-primary-bg: #0F1B2D;
  --btn-primary-text: #FFFFFF;
  --btn-primary-hover: #172A44;
  --btn-outline-border: #0F1B2D;
  --btn-outline-text: #0F1B2D;
  --btn-outline-hover-bg: #F6EBDD;
  --btn-luxury-bg: #C9AE90;
  --btn-luxury-text: #0F1B2D;
  --color-card-icon: #7A4F37;

  --font-base: "Vazirmatn", "IRANSans", "Tahoma", system-ui, sans-serif;
  --font-display: "Lalezar", "Vazirmatn", "Tahoma", system-ui, sans-serif;

  --radius-md: 10px;
  --radius-lg: 18px;
  --shadow-soft: 0 8px 22px rgba(15, 27, 45, 0.08);
  --shadow-strong: 0 16px 34px rgba(15, 27, 45, 0.14);
  --transition-base: 0.35s cubic-bezier(0.22, 1, 0.36, 1);
  --transition-theme: 0.4s ease;
}

[data-theme="dark"] {
  /* گرم و تیره، الهام‌گرفته از بخش‌های سرمه‌ای فرش — نه فقط اینورس حالت روشن */
  --color-bg: #0B1320;
  --color-bg-soft: #1B2A3D;
  --color-surface: #121E2E;
  --color-surface-2: #1B2A3D;
  --color-garnet: #D4B88F;
  --color-garnet-dark: #C9AE90;
  --color-gold: #D4B88F;
  --color-terracotta: #B9825D;
  --color-burgundy: #A96858;
  --color-gold-light: #D4B88F;
  --color-ink: #FFFDF8;
  --color-ink-soft: #E5CDAE;
  --color-muted: #B8A99A;
  --color-border: #26374A;
  --color-header-bg: rgba(11, 19, 32, 0.9);
  --color-overlay: rgba(0, 0, 0, 0.35);
  --color-accent: #B9825D;
  --color-accent-light: #A96858;

  --btn-primary-bg: #FFFDF8;
  --btn-primary-text: #0B1320;
  --btn-primary-hover: #EED9BB;
  --btn-outline-border: #C9AE90;
  --btn-outline-text: #E5CDAE;
  --btn-outline-hover-bg: #1B2A3D;
  --btn-luxury-bg: #C9AE90;
  --btn-luxury-text: #0F1B2D;
  --color-card-icon: #D4B88F;

  --shadow-soft: 0 8px 22px rgba(0, 0, 0, 0.35);
  --shadow-strong: 0 16px 34px rgba(0, 0, 0, 0.45);
}


body, .site-header, .btn, .product-card, .feature-card, .article-card, .form-control, .newsletter-input {
  transition: background-color var(--transition-theme), color var(--transition-theme), border-color var(--transition-theme), box-shadow var(--transition-theme);
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  margin: 0;
  font-family: var(--font-base);
  background: var(--color-bg);
  color: var(--color-ink);
  line-height: 1.85;
  direction: rtl;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

h1, h2, h3, h4 {
  font-weight: 700;
  margin: 0 0 0.6em;
  color: var(--color-garnet-dark);
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.section {
  padding: 80px 0;
}
.section--soft { background: var(--color-bg-soft); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  color: var(--color-gold);
  font-weight: 600;
  margin-bottom: 14px;
}
.eyebrow::before {
  content: "";
  width: 26px;
  height: 2px;
  background: var(--color-gold);
  display: inline-block;
}

.section-heading {
  max-width: 640px;
  margin: 0 auto 48px;
  text-align: center;
}
.section-heading h2 { font-size: clamp(1.6rem, 2.5vw, 2.4rem); }
.section-heading p { color: var(--color-ink-soft); margin: 0; }

/* دکمه‌ها */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 30px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-base);
}
.btn--primary {
  background: var(--btn-primary-bg);
  color: var(--btn-primary-text);
  box-shadow: var(--shadow-soft);
}
.btn--primary:hover { background: var(--btn-primary-hover); box-shadow: var(--shadow-strong); }
.btn--outline {
  background: transparent;
  border-color: var(--btn-outline-border);
  color: var(--btn-outline-text);
}
.btn--outline:hover { background: var(--btn-outline-hover-bg); }
/* دکمه لوکس/ویژه — طلایی، فقط برای اکشن‌های خاص (مثلاً «مشاهده مجموعه») */
.btn--gold {
  background: var(--btn-luxury-bg);
  color: var(--btn-luxury-text);
}
.btn--gold:hover { background: var(--color-gold-light, var(--btn-luxury-bg)); box-shadow: var(--shadow-soft); }
.btn--block { width: 100%; justify-content: center; }
.btn--sm { padding: 9px 20px; font-size: 0.85rem; }

/* هدر / ناوبری */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-header-bg);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
}
.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}
.brand__logo {
  height: 54px;
  width: auto;
  max-width: 220px;
  object-fit: contain;
  display: block;
  transition: transform var(--transition-base);
}
.brand:hover .brand__logo { transform: scale(1.04); }
.brand__fallback {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--color-garnet);
}
[data-theme="dark"] .brand__fallback { color: var(--color-ink); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 34px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-links a {
  font-weight: 600;
  font-size: 0.95rem;
  position: relative;
  padding: 6px 0;
  color: var(--color-ink);
  transition: color var(--transition-base);
}
[data-theme="dark"] .nav-links a { color: var(--color-ink-soft); }
.nav-links a:hover { color: var(--color-accent); }
[data-theme="dark"] .nav-links a:hover { color: var(--color-ink); }
.nav-links a::after {
  content: "";
  position: absolute;
  bottom: 0;
  right: 0;
  width: 0;
  height: 2px;
  background: var(--color-gold);
  transition: width var(--transition-base);
}
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }
.nav-links a.active { color: var(--color-garnet); }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  -webkit-tap-highlight-color: transparent;
  z-index: 210;
  position: relative;
}
.nav-toggle span {
  display: block;
  width: 26px;
  height: 2px;
  background: var(--color-garnet-dark);
  margin: 5px 0;
  transition: var(--transition-base);
}
.nav-toggle.is-active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.is-active span:nth-child(2) { opacity: 0; }
.nav-toggle.is-active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ==========================================================================
   هیرو نسخه ۴ — پس‌زمینه تمام‌عرض با طرح فرش کلاسیک + انیمیشن
   ========================================================================== */
.hero {
  position: relative;
  overflow: hidden;
  min-height: 640px;
  display: flex;
  align-items: center;
  color: var(--color-brand-cream);
  isolation: isolate;
}
.hero-bg {
  position: absolute;
  inset: -14px;
  z-index: -2;
}
.hero-bg img {
  width: 100%; height: 100%; object-fit: cover; display: block;
  animation: heroKenBurns 22s ease-in-out infinite alternate;
}
.hero-bg .hero-bg--mobile { display: none; }
/* پرده تیره کلاسیک روی طرح فرش برای خوانایی متن */
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(ellipse 900px 640px at 50% 42%, rgba(8, 20, 34, 0.78), rgba(8, 20, 34, 0.55) 60%, rgba(8, 20, 34, 0.82) 100%),
    linear-gradient(180deg, rgba(8,20,34,0.5) 0%, rgba(8,20,34,0.3) 30%, rgba(8,20,34,0.55) 75%, rgba(8,20,34,0.85) 100%);
}
/* خط طلایی ظریف پایین هیرو — جایگزین حاشیه مثلثی قبلی */
.hero-edge {
  position: absolute;
  right: 0; left: 0; bottom: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-gold-light), var(--color-gold), var(--color-gold-light), transparent);
  opacity: 0.75;
  z-index: 1;
}

.hero-grid {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 6px;
  max-width: 760px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
  padding: 70px 0 60px;
}

.hero .eyebrow { color: var(--color-gold-light); }
.hero .eyebrow::before { background: var(--color-gold-light); }
.hero h1 {
  font-size: clamp(2.3rem, 4.8vw, 3.7rem);
  line-height: 1.42;
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: 0.5px;
  color: var(--color-brand-cream);
  margin: 18px 0 20px;
  text-shadow: 0 4px 26px rgba(0,0,0,0.35);
}
.hero h1 em {
  font-style: normal;
  color: var(--color-gold-light);
}
.hero p {
  color: #E5CDAE;
  font-size: 1.1rem;
  max-width: 560px;
  margin: 0 auto 32px;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; justify-content: center; }
.hero .btn { padding: 16px 36px; font-size: 1rem; }
.hero .btn--gold { box-shadow: 0 10px 24px rgba(15, 27, 45, 0.35); }
.hero .btn--outline { border-color: rgba(255, 253, 248, 0.4); color: var(--color-brand-cream); }
.hero .btn--outline:hover { background: rgba(255, 253, 248, 0.1); }

/* انیمیشن‌های ورود عناصر هیرو */
@keyframes heroKenBurns {
  from { transform: scale(1); }
  to { transform: scale(1.09); }
}
.hero .reveal { transition-duration: 0.9s; }
.hero .hero-grid > *:nth-child(1) { transition-delay: 0.05s; }
.hero .hero-grid > *:nth-child(2) { transition-delay: 0.16s; }
.hero .hero-grid > *:nth-child(3) { transition-delay: 0.27s; }
.hero .hero-grid > *:nth-child(4) { transition-delay: 0.38s; }

/* نوار شناور معرفی زیر هیرو (مزیت‌ها) — بخش ویدیو فعلاً حذف شده، در نسخه بعدی اضافه می‌شود */
.hero-feature-bar {
  position: relative;
  z-index: 3;
  margin: -46px auto 0;
  max-width: 1180px;
  background: rgba(10, 24, 40, 0.92);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(168, 117, 50, 0.3);
  border-radius: var(--radius-lg);
  box-shadow: 0 25px 55px rgba(0,0,0,0.35);
  overflow: hidden;
}
.hero-feature-bar__perks {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}
.hero-feature-bar__perk {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 22px 20px;
  border-right: 1px solid rgba(168, 117, 50, 0.18);
}
.hero-feature-bar__perk:first-child { border-right: none; }
.hero-feature-bar__perk svg { color: var(--color-gold-light); flex-shrink: 0; }
.hero-feature-bar__perk strong { display: block; font-size: 0.88rem; color: var(--color-brand-cream); }
.hero-feature-bar__perk span { font-size: 0.76rem; color: #B8A99A; }

@media (max-width: 980px) {
  .hero-feature-bar { margin-top: -28px; }
  .hero-feature-bar__perks { grid-template-columns: 1fr; }
  .hero-feature-bar__perk { border-right: none; border-top: 1px solid rgba(168,117,50,0.18); }
  .hero-feature-bar__perk:first-child { border-top: none; }
}
@media (max-width: 720px) {
  .hero { min-height: 580px; }
  .hero-bg .hero-bg--desktop { display: none; }
  .hero-bg .hero-bg--mobile { display: block; }
}
@media (prefers-reduced-motion: reduce) {
  .hero-bg img { animation: none; }
}


/* کارت‌های ویژگی */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 26px;
}
.feature-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px 26px;
  text-align: center;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}
.feature-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-soft); }
.feature-card .icon {
  width: 58px; height: 58px;
  margin: 0 auto 18px;
  border-radius: 50%;
  background: var(--color-bg-soft);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-card-icon);
}
.feature-card h3 { font-size: 1.1rem; }
.feature-card p { color: var(--color-ink-soft); font-size: 0.92rem; margin: 0; }

/* کارت محصول */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 30px;
}
.product-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  display: flex;
  flex-direction: column;
}
.product-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-strong); }
.product-card__media {
  position: relative;
  aspect-ratio: 1/1;
  overflow: hidden;
  background: var(--color-bg-soft);
}
.product-card__media img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.6s ease;
}
.product-card:hover .product-card__media img { transform: scale(1.08); }
.product-card__badge {
  position: absolute; top: 14px; right: 14px;
  background: var(--color-gold);
  color: #fff;
  font-size: 0.72rem;
  padding: 5px 12px;
  border-radius: 999px;
  font-weight: 600;
}
.product-card__body {
  padding: 22px 20px 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}
.product-card__cat { color: var(--color-gold); font-size: 0.78rem; font-weight: 600; }
.product-card__title { font-size: 1.05rem; margin: 0; }
.product-card__desc { color: var(--color-ink-soft); font-size: 0.88rem; margin: 0; flex: 1; }
.product-card__footer {
  display: flex; align-items: center; justify-content: space-between;
  margin-top: 8px;
}
.product-card__price { font-weight: 700; color: var(--color-garnet); }
.product-card__price--hidden { color: var(--color-ink-soft); font-weight: 500; font-size: 0.85rem; }

/* دسته بندی چیپ‌ها */
.chip-list { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 40px; }
.chip {
  padding: 9px 20px;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-ink-soft);
  transition: var(--transition-base);
}
.chip:hover, .chip.active { background: var(--color-garnet); color: var(--btn-primary-text); border-color: var(--color-garnet); }

/* فوتر */
.site-footer {
  background: var(--color-navy);
  color: var(--color-brand-cream);
  padding: 70px 0 30px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 50px;
}
.footer-grid h4 { color: var(--color-gold-light); font-size: 1rem; }
.footer-grid p, .footer-grid a { color: #e6d7c6; font-size: 0.9rem; }
.footer-links { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
.footer-links a { transition: color var(--transition-base); }
.footer-links a:hover { color: var(--color-gold-light); }
.footer-social { display: flex; gap: 12px; margin-top: 16px; }
.footer-social a {
  width: 38px; height: 38px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.25);
  display: flex; align-items: center; justify-content: center;
  transition: var(--transition-base);
}
.footer-social a:hover { background: var(--color-gold); border-color: var(--color-gold); }

/* بخش نماد اعتماد الکترونیکی (اینماد) در فوتر — فقط وقتی کد ثبت شده باشد نمایش داده می‌شود */
.footer-enamad { display: flex; align-items: flex-start; }
.footer-enamad img, .footer-enamad a { max-width: 110px; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.15);
  padding-top: 24px;
  text-align: center;
  font-size: 0.82rem;
  color: #cbb9a8;
}

/* ابزارهای عمومی صفحه */
.page-hero {
  padding: 60px 0;
  text-align: center;
  background: var(--color-bg-soft);
  border-bottom: 1px solid var(--color-border);
}
.page-hero h1 { margin-bottom: 14px; }
.page-hero .timeline-badge { margin-top: 4px; }
.breadcrumb { color: var(--color-ink-soft); font-size: 0.85rem; }
.breadcrumb a:hover { color: var(--color-garnet); }

.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.8s ease, transform 0.8s ease; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

.form-control {
  width: 100%;
  padding: 13px 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-bg-soft);
  color: var(--color-ink);
  font-family: var(--font-base);
  font-size: 0.95rem;
  transition: var(--transition-base);
}
.form-control:focus {
  outline: none;
  border-color: var(--color-garnet);
  box-shadow: 0 0 0 3px rgba(15, 27, 45, 0.12);
}
[data-theme="dark"] .form-control:focus { box-shadow: 0 0 0 3px rgba(212, 184, 143, 0.18); }
.form-row { margin-bottom: 18px; }
.form-row label { display: block; margin-bottom: 8px; font-weight: 600; font-size: 0.9rem; }

.alert {
  padding: 14px 20px;
  border-radius: var(--radius-md);
  margin-bottom: 20px;
  font-size: 0.9rem;
}
.alert-success { background: rgba(63, 107, 82, 0.1); color: var(--color-success); border: 1px solid rgba(63, 107, 82, 0.3); }
.alert-danger { background: rgba(181, 68, 62, 0.1); color: var(--color-error); border: 1px solid rgba(181, 68, 62, 0.3); }

.two-col {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: start;
}

.info-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 18px; }
.info-list li { display: flex; align-items: flex-start; gap: 14px; }
.info-list .icon-badge {
  width: 42px; height: 42px; flex-shrink: 0;
  border-radius: 50%;
  background: var(--color-bg-soft);
  color: var(--color-garnet);
  display: flex; align-items: center; justify-content: center;
}

.article-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}
.article-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-soft); }
.article-card__media { aspect-ratio: 1000/400; overflow: hidden; background: var(--color-bg-soft); }
.article-card__media img { width: 100%; height: 100%; object-fit: cover; }
.post-cover-image { width: 100%; aspect-ratio: 1000/400; object-fit: cover; border-radius: var(--radius-lg); }
.article-card__body { padding: 22px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.article-card__date { font-size: 0.78rem; color: var(--color-gold); font-weight: 600; }
.article-card__title { font-size: 1.05rem; margin: 0; }
.article-card__desc { color: var(--color-ink-soft); font-size: 0.88rem; margin: 0; flex: 1; }

.prose { max-width: 760px; margin: 0 auto; }
.prose h2, .prose h3 { margin-top: 1.6em; }
.prose p { margin-bottom: 1.2em; color: var(--color-ink-soft); }
.prose img { border-radius: var(--radius-lg); margin: 24px 0; }

.pagination { display: flex; gap: 10px; justify-content: center; margin-top: 50px; list-style: none; padding: 0; }
.pagination a, .pagination span {
  display: flex; align-items: center; justify-content: center;
  width: 40px; height: 40px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  font-size: 0.9rem;
}
.pagination a:hover { background: var(--color-garnet); color: var(--btn-primary-text); border-color: var(--color-garnet); }
.pagination .current { background: var(--color-garnet); color: var(--btn-primary-text); border-color: var(--color-garnet); }

.gallery-strip { display: flex; gap: 12px; margin-top: 16px; overflow-x: auto; }
.gallery-strip img {
  width: 90px; height: 90px; object-fit: cover; border-radius: var(--radius-md);
  cursor: pointer; border: 2px solid transparent;
}
.gallery-strip img:hover { border-color: var(--color-gold); }

.spec-table { width: 100%; border-collapse: collapse; margin: 20px 0; }
.spec-table td { padding: 12px 0; border-bottom: 1px solid var(--color-border); font-size: 0.92rem; }
.spec-table td:first-child { color: var(--color-ink-soft); width: 40%; }
.spec-table td:last-child { font-weight: 600; }

@media (max-width: 960px) {
  .hero-grid, .two-col { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px) {
  /* منوی دسکتاپ داخل هدر روی موبایل کاملاً مخفی می‌شود؛ به‌جایش از mobile-menu (خارج از هدر) استفاده می‌شود */
  .nav-links { display: none; }
  .nav-toggle { display: block; }
  body.nav-open { overflow: hidden; }
  .section { padding: 56px 0; }
}

/* ==========================================================================
   نسخه ۲ — جلوه‌های بصری خاص و انیمیشن‌ها
   ========================================================================== */

/* نوار پیشرفت اسکرول */
.scroll-progress {
  position: fixed;
  top: 0; right: 0; left: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-gold), var(--color-garnet));
  transform-origin: right;
  transform: scaleX(0);
  z-index: 999;
  transition: transform 0.1s linear;
}

/* متن درخشان (شیمر طلایی) */
.shimmer-text {
  background: linear-gradient(100deg, var(--color-gold) 20%, #f3d78a 40%, var(--color-gold) 60%);
  background-size: 220% auto;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: shimmer 5s linear infinite;
}
@keyframes shimmer {
  to { background-position: -220% center; }
}

/* موتیف‌های شناور تزئینی پس‌زمینه */
.floating-motif {
  position: absolute;
  pointer-events: none;
  opacity: 0.55;
  animation: floatY 7s ease-in-out infinite;
}
.floating-motif--slow { animation-duration: 11s; }
.floating-motif--reverse { animation-direction: alternate-reverse; }
@keyframes floatY {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-18px) rotate(8deg); }
}

/* حاشیه منگوله‌دار الهام از ریشه فرش، جداکننده بخش‌ها */
.tassel-divider {
  display: flex;
  justify-content: center;
  gap: 6px;
  padding: 22px 0;
  overflow: hidden;
}
.tassel-divider span {
  width: 2px;
  height: 26px;
  background: linear-gradient(var(--color-gold), transparent);
  border-radius: 2px;
  animation: sway 3.2s ease-in-out infinite;
  transform-origin: top center;
}
.tassel-divider span:nth-child(odd) { animation-delay: -1.1s; }
.tassel-divider span:nth-child(3n) { animation-delay: -2s; height: 18px; }
@keyframes sway {
  0%, 100% { transform: rotate(-4deg); }
  50% { transform: rotate(4deg); }
}

/* دکمه با جلوه درخشش عبوری */
.btn { position: relative; overflow: hidden; }
.btn::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, transparent, rgba(255,255,255,0.35), transparent);
  transform: translateX(-120%);
  transition: transform 0.7s ease;
}
.btn:hover::before { transform: translateX(120%); }

/* تاخیر پلکانی برای انیمیشن ظاهرشدن کارت‌ها */
.feature-grid .feature-card:nth-child(1),
.product-grid > *:nth-child(1),
.chip-list .chip:nth-child(1) { transition-delay: 0.02s; }
.feature-grid .feature-card:nth-child(2),
.product-grid > *:nth-child(2) { transition-delay: 0.1s; }
.feature-grid .feature-card:nth-child(3),
.product-grid > *:nth-child(3) { transition-delay: 0.18s; }
.feature-grid .feature-card:nth-child(4),
.product-grid > *:nth-child(4) { transition-delay: 0.26s; }
.product-grid > *:nth-child(5) { transition-delay: 0.34s; }
.product-grid > *:nth-child(6) { transition-delay: 0.42s; }

/* تیلت سه‌بعدی ملایم کارت محصول با موس (کنترل‌شده با جاوااسکریپت) */
.product-card {
  transform-style: preserve-3d;
  will-change: transform;
}
.product-card__media { position: relative; }
.product-card__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, rgba(255,255,255,0.18), transparent 45%);
  opacity: 0;
  transition: opacity var(--transition-base);
}
.product-card:hover .product-card__media::after { opacity: 1; }

/* eyebrow نسخه روشن برای زمینه‌های تیره (مثل خبرنامه) */
.eyebrow--light { color: var(--color-gold-light); }
.eyebrow--light::before { background: var(--color-gold-light); }

/* بخش خبرنامه */
.newsletter {
  position: relative;
  overflow: hidden;
  background: linear-gradient(120deg, var(--color-garnet-dark), var(--color-garnet) 60%, #8a1c28);
  padding: 60px 0;
  color: #fbeee0;
}
.newsletter__motif {
  position: absolute;
  top: 50%; left: -60px;
  width: 260px; height: 260px;
  transform: translateY(-50%);
  animation: spin 40s linear infinite;
}
@keyframes spin { to { transform: translateY(-50%) rotate(360deg); } }
.newsletter__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}
.newsletter__text { max-width: 520px; }
.newsletter__text h3 { color: #fff; font-size: 1.5rem; margin-bottom: 8px; }
.newsletter__text p { color: #ecd9c9; margin: 0; }
.newsletter__form {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  min-width: 320px;
}
.newsletter-input {
  flex: 1;
  min-width: 200px;
  padding: 14px 18px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.3);
  background: rgba(255,255,255,0.08);
  color: #fff;
  font-family: var(--font-base);
  font-size: 0.95rem;
}
.newsletter-input::placeholder { color: #e8d3c0; }
.newsletter-input:focus {
  outline: none;
  border-color: var(--color-gold-light);
  background: rgba(255,255,255,0.15);
}

/* هدر ثابت با سایه ظریف هنگام اسکرول */
.site-header.is-scrolled {
  box-shadow: 0 6px 20px rgba(74,13,24,0.08);
}

@media (max-width: 720px) {
  .newsletter__inner { flex-direction: column; align-items: flex-start; }
  .newsletter__form { width: 100%; }
}

/* ==========================================================================
   نسخه ۳ — تم روشن/تیره، جستجو، عناصر تزئینی فرش
   ========================================================================== */

.header-actions {
  display: flex;
  align-items: center;
  gap: 6px;
}
.search-toggle, .theme-toggle, .nav-toggle {
  -webkit-tap-highlight-color: transparent;
  outline: none;
}
.search-toggle, .theme-toggle {
  width: 40px; height: 40px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-garnet-dark);
  cursor: pointer;
  transition: var(--transition-base);
}
.search-toggle:focus-visible, .theme-toggle:focus-visible, .nav-toggle:focus-visible {
  outline: 2px solid var(--color-gold); outline-offset: 2px;
}
.search-toggle:hover, .theme-toggle:hover {
  background: var(--color-garnet);
  color: var(--btn-primary-text);
  border-color: var(--color-garnet);
  transform: rotate(-8deg);
}
.theme-toggle .icon-moon { display: none; }
[data-theme="dark"] .theme-toggle .icon-sun { display: none; }
[data-theme="dark"] .theme-toggle .icon-moon { display: block; }

.search-panel {
  max-height: 0;
  overflow: hidden;
  border-bottom: 1px solid transparent;
  transition: max-height 0.4s ease, border-color 0.4s ease;
}
.search-panel.is-open {
  max-height: 90px;
  border-color: var(--color-border);
}
.search-panel__form {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 0;
  color: var(--color-ink-soft);
}
.search-panel__form input {
  flex: 1;
  border: none;
  background: transparent;
  font-family: var(--font-base);
  font-size: 1rem;
  color: var(--color-ink);
  padding: 6px 0;
}
.search-panel__form input:focus { outline: none; }

/* عناصر تزئینی فرش: مدالیون گوشه روی کارت‌ها */
.product-card, .article-card, .feature-card {
  position: relative;
}
.product-card::before, .article-card::before {
  content: "";
  position: absolute;
  top: 10px; right: 10px;
  width: 16px; height: 16px;
  background: radial-gradient(circle, var(--color-gold-light) 0%, transparent 70%);
  opacity: 0;
  transition: opacity var(--transition-base);
  z-index: 2;
  pointer-events: none;
}
.product-card:hover::before, .article-card:hover::before { opacity: 0.9; }

/* بافت ظریف پارچه‌ای پس‌زمینه بخش‌های soft — الهام از نقش برجسته پارچه، به‌جای شطرنجی لوزی قبلی */
.section--soft {
  position: relative;
  background-image:
    radial-gradient(var(--color-overlay) 1.6px, transparent 1.6px),
    radial-gradient(var(--color-overlay) 1.6px, transparent 1.6px);
  background-size: 42px 42px;
  background-position: 0 0, 21px 21px;
  background-color: var(--color-bg-soft);
}

/* خط جداکننده حاشیه فرش (دو خط + نقطه‌چین) برای هدر صفحات داخلی */
.page-hero {
  position: relative;
  border-bottom: none;
}
.page-hero::after {
  content: "";
  display: block;
  height: 10px;
  margin-top: 34px;
  background:
    linear-gradient(var(--color-gold) 1px, transparent 1px) top / 100% 4px repeat-x,
    linear-gradient(var(--color-border) 1px, transparent 1px) bottom / 100% 4px repeat-x;
  opacity: 0.6;
}

/* دکمه شناور بازگشت به بالا با نقش لوزی */
.scroll-top {
  position: fixed;
  bottom: 26px;
  left: 26px;
  width: 46px; height: 46px;
  border-radius: 50%;
  background: var(--color-garnet);
  color: var(--btn-primary-text);
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-soft);
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: var(--transition-base);
  z-index: 90;
  cursor: pointer;
  border: none;
}
.scroll-top.is-visible { opacity: 1; transform: translateY(0); pointer-events: auto; }

/* نتایج جستجو */
.search-meta { color: var(--color-ink-soft); margin-bottom: 30px; }
.search-section-title {
  display: flex; align-items: center; gap: 10px;
  margin: 40px 0 22px;
  font-size: 1.2rem;
}
.search-section-title::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--color-border);
}
mark {
  background: rgba(184, 134, 47, 0.25);
  color: inherit;
  padding: 0 2px;
  border-radius: 3px;
}

/* ==========================================================================
   نسخه ۳ — بازطراحی صفحه اول (آمار، مراحل بافت، کالکشن‌ها، مدالیون فرش)
   ========================================================================== */

.rug-medallion__ring {
  transform-origin: center;
  animation: spin 50s linear infinite;
}

.stats-section { padding-top: 10px; padding-bottom: 10px; }
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  text-align: center;
}
.stat-item {
  padding: 30px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  position: relative;
}
.stat-item__diamond {
  width: 12px; height: 12px;
  background: var(--color-gold);
  transform: rotate(45deg);
  display: inline-block;
  margin-bottom: 14px;
}
.stat-item strong {
  display: block;
  font-size: 1.9rem;
  color: var(--color-garnet);
  font-weight: 800;
  margin-bottom: 6px;
}
.stat-item span { color: var(--color-ink-soft); font-size: 0.88rem; }

.process-line {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  position: relative;
}
.process-line::before {
  content: "";
  position: absolute;
  top: 22px;
  right: 12%;
  left: 12%;
  height: 1px;
  background: repeating-linear-gradient(90deg, var(--color-gold) 0 8px, transparent 8px 16px);
  z-index: 0;
}
.process-step {
  position: relative;
  z-index: 1;
  text-align: center;
}
.process-step__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--color-garnet);
  color: var(--btn-primary-text);
  font-weight: 700;
  font-size: 0.85rem;
  margin-bottom: 16px;
  box-shadow: var(--shadow-soft);
}
.process-step h3 { font-size: 1.02rem; }
.process-step p { color: var(--color-ink-soft); font-size: 0.87rem; margin: 0; }

.collection-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 24px;
}
.collection-card {
  position: relative;
  display: block;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 1/1;
  box-shadow: var(--shadow-soft);
}
.collection-card__media {
  position: absolute; inset: 0;
  background: linear-gradient(160deg, var(--color-garnet), var(--color-garnet-dark));
}
.collection-card__media img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.7s ease;
}
.collection-card:hover .collection-card__media img { transform: scale(1.1); }
.collection-card::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(0deg, rgba(0,0,0,0.6) 0%, rgba(0,0,0,0.05) 55%);
}
.collection-card__label {
  position: absolute;
  bottom: 0; right: 0; left: 0;
  padding: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: #fff;
  font-weight: 700;
  z-index: 1;
}
.collection-card__label svg {
  transition: transform var(--transition-base);
}
.collection-card:hover .collection-card__label svg { transform: translateX(-6px); }

@media (max-width: 900px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .process-line { grid-template-columns: repeat(2, 1fr); row-gap: 40px; }
  .process-line::before { display: none; }
}
@media (max-width: 520px) {
  .stats-grid { grid-template-columns: 1fr 1fr; }
}

/* ==========================================================================
   نسخه ۲.۰ — بازطراحی صفحه درباره ما (ماموریت/چشم‌انداز، گالری)
   ========================================================================== */

.mv-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 26px;
}
.mv-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 36px 30px;
  position: relative;
  overflow: hidden;
}
.mv-card::before {
  content: "";
  position: absolute;
  top: -30px; left: -30px;
  width: 100px; height: 100px;
  background: radial-gradient(circle, rgba(184,134,47,0.14), transparent 70%);
}
.mv-card .icon { width: 52px; height: 52px; border-radius: 50%; background: var(--color-bg-soft); color: var(--color-card-icon); display: flex; align-items: center; justify-content: center; margin-bottom: 18px; }
.mv-card:nth-child(2) .icon { background: rgba(88, 43, 33, 0.1); color: var(--color-burgundy); }
.mv-card h3 { font-size: 1.15rem; margin-bottom: 10px; }
.mv-card p { color: var(--color-ink-soft); margin: 0; }

.about-gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 18px;
}
.about-gallery-grid figure {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 1/1;
  position: relative;
  box-shadow: var(--shadow-soft);
}
.about-gallery-grid img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.6s ease;
}
.about-gallery-grid figure:hover img { transform: scale(1.08); }
.about-gallery-grid figcaption {
  position: absolute; right: 0; bottom: 0; left: 0;
  padding: 14px 16px;
  background: linear-gradient(0deg, rgba(0,0,0,0.62), transparent);
  color: #fff;
  font-size: 0.82rem;
  font-weight: 600;
  opacity: 0;
  transition: opacity var(--transition-base);
}
.about-gallery-grid figure:hover figcaption { opacity: 1; }

.timeline-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--color-bg-soft);
  border-radius: 999px;
  padding: 10px 20px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-garnet);
}

/* ==========================================================================
   منوی همبرگری موبایل (Mobile Menu) — نسخه ۴.۳
   عمداً خارج از .site-header قرار می‌گیرد چون backdrop-filter روی هدر
   برای فرزندان position:fixed یک containing-block جدید می‌سازد و باعث
   می‌شد منوی تمام‌صفحه به‌جای کل ویوپورت، فقط داخل کادر کوچک هدر رندر شود.
   ========================================================================== */
.mobile-menu {
  display: none;
}
@media (max-width: 720px) {
  .mobile-menu {
    display: flex;
    flex-direction: column;
    position: fixed;
    inset: 0;
    z-index: 300;
    background: var(--color-bg);
    transform: translateX(100%);
    transition: transform var(--transition-base);
    pointer-events: none;
  }
  .mobile-menu.is-open { transform: translateX(0); pointer-events: auto; }

  .mobile-menu__top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--color-border);
    flex-shrink: 0;
  }
  .mobile-menu .nav-close {
    width: 42px; height: 42px;
    display: flex; align-items: center; justify-content: center;
    border-radius: 50%;
    border: 1px solid var(--color-border);
    background: var(--color-surface);
    color: var(--color-garnet-dark);
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
    flex-shrink: 0;
  }

  .mobile-menu__links {
    list-style: none;
    margin: 0;
    padding: 10px 24px 20px;
    display: flex;
    flex-direction: column;
    gap: 2px;
    overflow-y: auto;
    flex: 1 1 auto;
  }
  .mobile-menu__links a {
    display: block;
    padding: 15px 4px;
    font-size: 1.12rem;
    font-weight: 600;
    color: var(--color-ink);
    border-bottom: 1px solid var(--color-border);
  }
  .mobile-menu__links a.active { color: var(--color-garnet); }

  .mobile-menu__foot {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 24px;
    border-top: 1px solid var(--color-border);
    flex-shrink: 0;
  }
  .mobile-menu__phone { font-weight: 700; color: var(--color-garnet); direction: ltr; }
}

/* ==========================================================================
   منوی پایین صفحه مخصوص موبایل (Bottom Navigation)
   ========================================================================== */
.mobile-bottom-nav {
  display: none;
}

@media (max-width: 720px) {
  body { padding-bottom: 72px; }

  .mobile-bottom-nav {
    display: flex;
    position: fixed;
    right: 0; left: 0; bottom: 0;
    z-index: 95;
    background: var(--color-header-bg);
    backdrop-filter: blur(10px);
    border-top: 1px solid var(--color-border);
    box-shadow: 0 -8px 24px rgba(0,0,0,0.08);
    padding: 6px 4px calc(6px + env(safe-area-inset-bottom));
  }
  .mobile-bottom-nav__item {
    flex: 1 1 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 3px;
    padding: 6px 2px;
    color: var(--color-ink-soft);
    background: none;
    background-color: transparent;
    border: none;
    outline: none;
    box-shadow: none;
    appearance: none;
    -webkit-appearance: none;
    -webkit-tap-highlight-color: transparent;
    font: inherit;
    font-family: inherit;
    font-size: 0.68rem;
    line-height: 1.3;
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: var(--transition-base);
    cursor: pointer;
  }
  .mobile-bottom-nav__item:focus-visible { outline: 2px solid var(--color-gold); outline-offset: -2px; }
  .mobile-bottom-nav__item svg { transition: var(--transition-base); flex-shrink: 0; }
  .mobile-bottom-nav__item.is-active,
  .mobile-bottom-nav__item[aria-expanded="true"] {
    color: var(--color-garnet);
  }
  .mobile-bottom-nav__item.is-active svg { transform: translateY(-1px); }
  .mobile-bottom-nav__item--btn { cursor: pointer; }

  /* وقتی منوی همبرگری بازه، منوی پایین صفحه مخفی بشه تا تداخل نداشته باشن */
  body.nav-open .mobile-bottom-nav { display: none; }

  .scroll-top { bottom: 86px; }
}

/* ==========================================================================
   نسخه ۴.۲ — ریزه‌کاری‌های ریسپانسیو (فاصله‌ها، پدینگ‌ها، تنگناهای موبایل)
   ========================================================================== */
@media (max-width: 720px) {
  .navbar { padding: 12px 0; gap: 10px; }
  .brand__logo { height: 40px; }
  .brand__fallback { font-size: 1.05rem; }
  .header-actions { gap: 4px; }

  .section-heading h2 { font-size: 1.5rem; }
  .footer-grid { gap: 32px; }
  .site-footer { padding: 50px 0 26px; }

  .hero-feature-bar__perk { padding: 16px 14px; gap: 10px; }
  .hero-feature-bar__perk strong { font-size: 0.82rem; }
  .hero-feature-bar__perk span { font-size: 0.72rem; }
  .hero-feature-bar__perk svg { width: 22px; height: 22px; }

  .chip-list { gap: 8px; margin-bottom: 30px; }
  .chip { padding: 8px 16px; font-size: 0.82rem; }

  .mv-card { padding: 26px 20px; }
  .feature-card, .product-card, .article-card { padding: 22px 18px; }
  .about-gallery-grid { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 12px; }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .section { padding: 44px 0; }
  .page-hero { padding: 40px 0; }
  .hero-grid { padding: 54px 0 44px; }
  .hero p { font-size: 1rem; }
  .hero .btn { padding: 14px 26px; font-size: 0.92rem; }
  .hero-feature-bar { margin-inline: 4px; border-radius: var(--radius-md); }
  .footer-grid { grid-template-columns: 1fr; gap: 26px; }
  .mobile-bottom-nav__item { font-size: 0.62rem; }
  .mobile-bottom-nav__item svg { width: 20px; height: 20px; }
}

@media (max-width: 380px) {
  .header-actions { gap: 2px; }
  .search-toggle, .theme-toggle { width: 36px; height: 36px; }
  .nav-toggle { padding: 6px 4px; }
  .brand__fallback { font-size: 0.95rem; }
}