@import url('https://fonts.googleapis.com/css2?family=Cormorant:wght@500;600;700&family=Montserrat:wght@400;500;600;700&family=Vazirmatn:wght@300;400;500;600;700&display=swap');

:root {
  --bg: #FAFAF9;
  --bg-soft: #F0F4F3;
  --bg-elevated: #FFFFFF;
  --ink: #0C0A09;
  --ink-muted: #57534E;
  --teal: #0F5C61;
  --teal-deep: #0A4044;
  --champagne: #A16207;
  --champagne-bright: #CA8A04;
  --sand: #E7E5E4;
  --glass: rgba(15, 92, 97, 0.06);
  --glass-border: rgba(15, 92, 97, 0.14);
  --radius: 16px;
  --shadow: 0 18px 48px rgba(12, 10, 9, 0.08);
  --shadow-lg: 0 28px 70px rgba(12, 10, 9, 0.12);
  --font-display: 'Cormorant', 'Times New Roman', serif;
  --font-fa: 'Vazirmatn', Tahoma, sans-serif;
  --font-en: 'Montserrat', sans-serif;
  --max: 1120px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --cta: #A16207;
  --cta-hover: #854D0E;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  margin: 0;
  font-family: var(--font-fa);
  background:
    radial-gradient(1000px 520px at 90% -5%, rgba(15, 92, 97, 0.10), transparent 55%),
    radial-gradient(800px 420px at 5% 15%, rgba(161, 98, 7, 0.08), transparent 50%),
    linear-gradient(180deg, #F7FAF9 0%, var(--bg) 40%, #F3F1EE 100%);
  color: var(--ink);
  line-height: 1.9;
  min-height: 100vh;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--teal); text-decoration: none; transition: color 0.2s var(--ease); }
a:hover { color: var(--champagne); }
a:focus-visible, button:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 3px;
}

.container { width: min(100% - 2rem, var(--max)); margin-inline: auto; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  background: rgba(250, 250, 249, 0.82);
  border-bottom: 1px solid var(--glass-border);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 0;
}
.brand {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.85rem;
  letter-spacing: 0.02em;
  color: var(--ink);
}
.brand span { color: var(--teal); }
.brand-fa {
  font-family: var(--font-fa);
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--ink-muted);
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 1.1rem;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-links a {
  color: var(--ink-muted);
  font-size: 0.95rem;
  font-weight: 500;
}
.nav-links a:hover { color: var(--teal-deep); }
.nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.65rem 1.15rem;
  border-radius: 999px;
  background: var(--cta);
  color: #fff !important;
  font-weight: 600;
  font-size: 0.92rem;
  box-shadow: 0 10px 24px rgba(161, 98, 7, 0.25);
  transition: transform 0.2s var(--ease), background 0.2s var(--ease);
  cursor: pointer;
}
.nav-cta:hover {
  background: var(--cta-hover);
  transform: translateY(-1px);
  color: #fff !important;
}
.menu-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--glass-border);
  border-radius: 10px;
  padding: 0.45rem 0.65rem;
  cursor: pointer;
  color: var(--ink);
  font-family: var(--font-fa);
}

.hero {
  position: relative;
  padding: 3.2rem 0 2.5rem;
  overflow: hidden;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 2.2rem;
  align-items: center;
}
.hero-kicker {
  display: inline-block;
  font-family: var(--font-en);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--teal);
  font-weight: 600;
  margin-bottom: 0.75rem;
}
.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  line-height: 1.15;
  margin: 0 0 1rem;
  color: var(--ink);
  font-weight: 700;
}
.hero h1 .fa-title {
  display: block;
  font-family: var(--font-fa);
  font-size: 0.55em;
  font-weight: 700;
  color: var(--teal-deep);
  margin-top: 0.35rem;
}
.hero-lead {
  font-size: 1.08rem;
  color: var(--ink-muted);
  max-width: 36rem;
  margin: 0 0 1.6rem;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-bottom: 1.4rem;
}
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.9rem 1.5rem;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--teal) 0%, var(--teal-deep) 100%);
  color: #fff !important;
  font-weight: 700;
  font-size: 1rem;
  box-shadow: 0 14px 32px rgba(15, 92, 97, 0.28);
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
  cursor: pointer;
  border: none;
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 40px rgba(15, 92, 97, 0.35);
  color: #fff !important;
}
.btn-ghost {
  display: inline-flex;
  align-items: center;
  padding: 0.9rem 1.35rem;
  border-radius: 999px;
  border: 1px solid var(--glass-border);
  background: rgba(255,255,255,0.7);
  color: var(--ink) !important;
  font-weight: 600;
  cursor: pointer;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease);
}
.btn-ghost:hover {
  border-color: var(--teal);
  background: #fff;
}
.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  color: var(--ink-muted);
  font-size: 0.9rem;
}
.hero-meta strong { color: var(--ink); font-weight: 600; }
.hero-visual {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  min-height: 360px;
  background: var(--sand);
}
.hero-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 420px;
  animation: heroFloat 8s var(--ease) infinite alternate;
}
@keyframes heroFloat {
  from { transform: scale(1); }
  to { transform: scale(1.04); }
}
.hero-badge {
  position: absolute;
  bottom: 1.1rem;
  inset-inline-start: 1.1rem;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(8px);
  padding: 0.65rem 0.95rem;
  border-radius: 12px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--teal-deep);
  box-shadow: var(--shadow);
}

.trust-strip {
  padding: 1.2rem 0 2rem;
}
.trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
}
.trust-pill {
  padding: 0.55rem 1rem;
  border-radius: 999px;
  background: var(--bg-elevated);
  border: 1px solid var(--glass-border);
  font-size: 0.88rem;
  color: var(--ink-muted);
  font-weight: 500;
}

.section {
  padding: 3.2rem 0;
}
.section-head {
  max-width: 40rem;
  margin-bottom: 2rem;
}
.section-head h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  margin: 0 0 0.65rem;
  line-height: 1.25;
}
.section-head p {
  margin: 0;
  color: var(--ink-muted);
  font-size: 1.02rem;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.15rem;
}
.feature-card {
  background: var(--bg-elevated);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  padding: 1.35rem;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}
.feature-card h3 {
  margin: 0 0 0.55rem;
  font-size: 1.1rem;
  color: var(--teal-deep);
}
.feature-card p {
  margin: 0;
  color: var(--ink-muted);
  font-size: 0.95rem;
}
.feature-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: var(--glass);
  display: grid;
  place-items: center;
  margin-bottom: 0.9rem;
  color: var(--teal);
}

.prose {
  background: var(--bg-elevated);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: clamp(1.4rem, 3vw, 2.4rem);
  box-shadow: var(--shadow);
}
.prose h2 {
  font-family: var(--font-display);
  font-size: 1.85rem;
  margin: 2.2rem 0 0.85rem;
  color: var(--ink);
  scroll-margin-top: 5rem;
}
.prose h2:first-child { margin-top: 0; }
.prose h3 {
  font-size: 1.2rem;
  margin: 1.6rem 0 0.65rem;
  color: var(--teal-deep);
}
.prose p { margin: 0 0 1rem; color: var(--ink-muted); }
.prose ul, .prose ol {
  margin: 0 0 1.2rem;
  padding-inline-start: 1.3rem;
  color: var(--ink-muted);
}
.prose li { margin-bottom: 0.45rem; }
.prose strong { color: var(--ink); }
.prose img {
  border-radius: 16px;
  margin: 1.4rem 0;
  box-shadow: var(--shadow);
}
.figure-caption {
  font-size: 0.85rem;
  color: var(--ink-muted);
  margin: -0.8rem 0 1.4rem;
  text-align: center;
}

.compare-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.2rem 0 1.6rem;
  font-size: 0.92rem;
  overflow: hidden;
  border-radius: 14px;
}
.compare-table th,
.compare-table td {
  border: 1px solid var(--sand);
  padding: 0.75rem 0.85rem;
  text-align: start;
}
.compare-table th {
  background: var(--teal);
  color: #fff;
  font-weight: 600;
}
.compare-table tr:nth-child(even) td { background: var(--bg-soft); }

.cta-band {
  margin: 2.5rem 0;
  padding: 2rem;
  border-radius: 22px;
  background:
    linear-gradient(135deg, rgba(15, 92, 97, 0.95), rgba(10, 64, 68, 0.98)),
    var(--teal-deep);
  color: #fff;
  display: grid;
  gap: 1rem;
  align-items: center;
  box-shadow: var(--shadow-lg);
}
.cta-band h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 2rem;
  color: #fff;
}
.cta-band p {
  margin: 0;
  color: rgba(255,255,255,0.86);
  max-width: 36rem;
}
.cta-band .btn-primary {
  background: var(--champagne);
  box-shadow: 0 12px 28px rgba(0,0,0,0.25);
  justify-self: start;
}
.cta-band .btn-primary:hover { background: var(--champagne-bright); }

.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.2rem;
}
.blog-card {
  background: var(--bg-elevated);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
  display: flex;
  flex-direction: column;
}
.blog-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}
.blog-card img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  background: var(--sand);
}
.blog-card-body {
  padding: 1.15rem;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  flex: 1;
}
.blog-card h3 {
  margin: 0;
  font-size: 1.05rem;
  line-height: 1.45;
  color: var(--ink);
}
.blog-card p {
  margin: 0;
  color: var(--ink-muted);
  font-size: 0.9rem;
  flex: 1;
}
.blog-card .more {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--teal);
}

.social-row {
  display: flex;
  gap: 0.85rem;
  flex-wrap: wrap;
}
.social-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.7rem 1.1rem;
  border-radius: 999px;
  border: 1px solid var(--glass-border);
  background: #fff;
  color: var(--ink) !important;
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease);
}
.social-btn:hover {
  border-color: var(--teal);
  transform: translateY(-1px);
}

.site-footer {
  margin-top: 3rem;
  padding: 2.4rem 0 2rem;
  border-top: 1px solid var(--glass-border);
  background: rgba(255,255,255,0.55);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 1.5rem;
}
.site-footer h3 {
  margin: 0 0 0.7rem;
  font-size: 1rem;
  color: var(--teal-deep);
}
.site-footer p, .site-footer li {
  color: var(--ink-muted);
  font-size: 0.9rem;
}
.site-footer ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
.site-footer li { margin-bottom: 0.4rem; }
.footer-bottom {
  margin-top: 1.8rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--sand);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem;
  font-size: 0.85rem;
  color: var(--ink-muted);
}
.disclaimer {
  font-size: 0.82rem;
  color: var(--ink-muted);
  margin-top: 1rem;
  line-height: 1.7;
}

.page-hero {
  padding: 2.4rem 0 1.2rem;
}
.page-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 2.8rem);
  margin: 0 0 0.7rem;
  line-height: 1.2;
}
.breadcrumb {
  font-size: 0.88rem;
  color: var(--ink-muted);
  margin-bottom: 0.9rem;
}
.breadcrumb a { color: var(--teal); }
.meta-line {
  color: var(--ink-muted);
  font-size: 0.9rem;
  margin-bottom: 1.4rem;
}

.toc {
  background: var(--bg-soft);
  border: 1px solid var(--glass-border);
  border-radius: 14px;
  padding: 1rem 1.2rem;
  margin-bottom: 1.6rem;
}
.toc strong {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--ink);
}
.toc ol {
  margin: 0;
  padding-inline-start: 1.2rem;
  color: var(--ink-muted);
}
.toc a { color: var(--teal-deep); }

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}

@media (max-width: 960px) {
  .hero-grid,
  .feature-grid,
  .blog-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .feature-grid,
  .blog-grid {
    grid-template-columns: 1fr 1fr;
  }
  .hero-visual img { min-height: 300px; }
}
@media (max-width: 720px) {
  .menu-toggle { display: inline-flex; }
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    inset-inline: 1rem;
    background: #fff;
    border: 1px solid var(--glass-border);
    border-radius: 14px;
    padding: 1rem;
    flex-direction: column;
    align-items: stretch;
    box-shadow: var(--shadow);
  }
  .nav-links.open { display: flex; }
  .feature-grid,
  .blog-grid {
    grid-template-columns: 1fr;
  }
  .hero { padding-top: 2rem; }
}