/* ============ TEKKNA — Static HTML/CSS Theme ============ */
@import url("https://fonts.googleapis.com/css2?family=Vazirmatn:wght@300;400;500;600;700;800;900&display=swap");

:root {
  --radius: 14px;
  --brand-orange: #f08a3c;
  --brand-blue: #5b6e90;

  --background: #fbfaf8;
  --foreground: #1b2233;
  --surface: #f3f2ef;
  --card: #ffffff;
  --muted: #f0eeea;
  --muted-foreground: #6b7280;
  --border: #e3e0db;
  --input: #f6f5f2;
  --primary: #ee8a36;
  --primary-foreground: #ffffff;
  --accent: #5b6e90;

  --gradient-primary: linear-gradient(135deg, var(--brand-orange), var(--brand-blue));
  --shadow-glow: 0 10px 40px -10px rgba(238,138,54,.35);
  --shadow-neon: 0 8px 30px -8px rgba(91,110,144,.35);
}
html.dark {
  --background: #0e1116;
  --foreground: #f4f5f7;
  --surface: #161a22;
  --card: #181d26;
  --muted: #1d222c;
  --muted-foreground: #a1a8b3;
  --border: #2a3140;
  --input: #1d222c;
  --primary: #ff9a48;
  --accent: #7d8fb3;
  --shadow-glow: 0 0 60px -10px rgba(255,154,72,.45);
}

* { box-sizing: border-box; border-color: var(--border); }
html { direction: rtl; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Vazirmatn", Tahoma, "Segoe UI", system-ui, sans-serif;
  background: var(--background);
  color: var(--foreground);
  line-height: 1.7;
  background-image:
    radial-gradient(circle at 20% 0%, rgba(238,138,54,.08), transparent 50%),
    radial-gradient(circle at 80% 100%, rgba(91,110,144,.08), transparent 50%);
  background-attachment: fixed;
  transition: background-color .3s, color .3s;
}
html.dark body {
  background-image:
    radial-gradient(circle at 20% 0%, rgba(255,154,72,.18), transparent 50%),
    radial-gradient(circle at 80% 100%, rgba(125,143,179,.2), transparent 50%);
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1,h2,h3,h4 { letter-spacing: -.01em; margin: 0; }
p { margin: 0; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 16px; }

/* ===== Components ===== */
.glass {
  background: color-mix(in oklab, var(--card) 70%, transparent);
  backdrop-filter: blur(14px);
  border: 1px solid var(--border);
}
.gradient-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 12px 22px; border-radius: 14px; font-weight: 700; font-size: 14px; border: 0; cursor: pointer; transition: transform .2s, box-shadow .2s, background .2s; font-family: inherit; }
.btn-hero { background: var(--gradient-primary); color: #fff; box-shadow: var(--shadow-glow); }
.btn-hero:hover { transform: translateY(-2px); box-shadow: var(--shadow-neon); }
.btn-ghost { background: transparent; border: 1px solid var(--border); color: var(--foreground); }
.btn-ghost:hover { background: var(--muted); }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 24px;
  transition: all .3s;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-glow); border-color: rgba(238,138,54,.4); }

.icon-box { width: 48px; height: 48px; border-radius: 14px; background: var(--gradient-primary); color: #fff; display: grid; place-items: center; margin-bottom: 14px; }
.icon-box svg { width: 22px; height: 22px; }

/* ===== Header ===== */
header.site-header {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in oklab, var(--card) 80%, transparent);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.nav-row { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 18px; }
.brand img { width: 36px; height: 36px; border-radius: 8px; }
nav.main-nav { display: none; gap: 4px; }
nav.main-nav a { padding: 8px 14px; border-radius: 10px; font-size: 14px; color: var(--muted-foreground); transition: .2s; }
nav.main-nav a:hover, nav.main-nav a.active { color: var(--foreground); background: var(--muted); }
.header-actions { display: flex; align-items: center; gap: 8px; }
.icon-btn { width: 38px; height: 38px; border-radius: 10px; border: 1px solid var(--border); background: transparent; cursor: pointer; color: var(--foreground); display: grid; place-items: center; }
.icon-btn:hover { background: var(--muted); }
.cta-mobile-hidden { display: none; }
@media (min-width: 768px) {
  nav.main-nav { display: flex; }
  .cta-mobile-hidden { display: inline-flex; }
  .menu-toggle { display: none; }
}

.mobile-menu { display: none; border-top: 1px solid var(--border); padding: 12px 16px; flex-direction: column; gap: 4px; }
.mobile-menu.open { display: flex; }
.mobile-menu a { padding: 10px 12px; border-radius: 10px; font-size: 14px; }
.mobile-menu a:hover { background: var(--muted); }

/* breadcrumbs */
.crumbs { border-top: 1px solid var(--border); background: color-mix(in oklab, var(--surface) 60%, transparent); }
.crumbs .container { display: flex; align-items: center; gap: 6px; padding-top: 8px; padding-bottom: 8px; font-size: 12px; color: var(--muted-foreground); overflow-x: auto; }
.crumbs a:hover { color: var(--foreground); }
.crumbs .sep { opacity: .5; }
.crumbs .current { color: var(--foreground); font-weight: 600; }

/* ===== Hero ===== */
.hero { text-align: center; padding: 80px 0; position: relative; overflow: hidden; }
.hero .badge { display: inline-flex; align-items: center; gap: 8px; padding: 6px 14px; border-radius: 999px; font-size: 13px; }
.hero h1 { font-size: clamp(32px, 6vw, 64px); font-weight: 800; line-height: 1.15; margin-top: 22px; }
.hero p.lead { max-width: 640px; margin: 22px auto 0; color: var(--muted-foreground); font-size: 17px; }
.hero .actions { margin-top: 32px; display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; }
.stats { margin-top: 60px; display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; max-width: 760px; margin-inline: auto; }
@media (min-width: 768px) { .stats { grid-template-columns: repeat(4, 1fr); } }
.stat { padding: 16px; border-radius: 18px; }
.stat .n { font-size: 28px; font-weight: 800; }
.stat .l { font-size: 12px; color: var(--muted-foreground); margin-top: 4px; }

/* ===== Section ===== */
section.block { padding: 70px 0; }
.section-head { text-align: center; margin-bottom: 44px; }
.section-head h2 { font-size: clamp(24px, 4vw, 38px); font-weight: 800; }
.section-head p { color: var(--muted-foreground); margin-top: 10px; }

.grid { display: grid; gap: 18px; }
.grid-2 { grid-template-columns: 1fr; }
.grid-3 { grid-template-columns: 1fr; }
.grid-4 { grid-template-columns: 1fr; }
@media (min-width: 640px) { .grid-2 { grid-template-columns: 1fr 1fr; } .grid-3 { grid-template-columns: 1fr 1fr; } .grid-4 { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1024px) { .grid-3 { grid-template-columns: repeat(3, 1fr); } .grid-4 { grid-template-columns: repeat(4, 1fr); } }

.portfolio-card { border-radius: 18px; overflow: hidden; border: 1px solid var(--border); background: var(--card); }
.portfolio-thumb { aspect-ratio: 4/3; display: grid; place-items: center; color: #fff; font-weight: 800; font-size: 20px; transition: .3s; }
.portfolio-thumb:hover { transform: scale(1.03); }
.portfolio-meta { padding: 14px; display: flex; justify-content: space-between; align-items: center; }
.tag { background: var(--muted); border-radius: 999px; padding: 4px 10px; font-size: 12px; color: var(--muted-foreground); }

/* promo */
.promo { border-radius: 28px; padding: 40px; background: var(--gradient-primary); color: #fff; display: flex; flex-direction: column; gap: 18px; align-items: center; text-align: center; position: relative; overflow: hidden; }
@media (min-width: 768px) { .promo { flex-direction: row; justify-content: space-between; text-align: right; } }
.promo h3 { font-size: clamp(22px, 3vw, 30px); margin-top: 8px; }
.promo .chip { background: rgba(0,0,0,.18); padding: 4px 12px; border-radius: 999px; font-size: 12px; display: inline-flex; gap: 6px; align-items: center; }
.promo .btn-light { background: var(--background); color: var(--foreground); }

/* plans */
.plan { border-radius: 24px; padding: 28px; background: var(--card); border: 1px solid var(--border); position: relative; }
.plan.featured { box-shadow: var(--shadow-glow); border-color: var(--primary); }
.plan h3 { font-size: 22px; }
.plan .price { font-size: 42px; font-weight: 800; }
.plan ul { list-style: none; padding: 0; margin: 22px 0; display: grid; gap: 10px; font-size: 14px; }
.plan li { display: flex; align-items: center; gap: 8px; }
.plan .tick { width: 20px; height: 20px; border-radius: 999px; background: rgba(238,138,54,.18); color: var(--primary); display: grid; place-items: center; font-size: 12px; }
.plan-badge { position: absolute; top: -12px; right: 24px; padding: 4px 12px; border-radius: 999px; font-size: 11px; font-weight: 700; }

/* CTA box */
.cta { border-radius: 28px; padding: 60px 30px; text-align: center; }

/* ===== Forms ===== */
input, select, textarea { font-family: inherit; font-size: 14px; padding: 11px 14px; border-radius: 10px; border: 1px solid var(--border); background: var(--input); color: var(--foreground); width: 100%; outline: none; transition: .2s; }
input:focus, select:focus, textarea:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(238,138,54,.15); }
label { font-size: 13px; display: block; margin-bottom: 6px; }
textarea { resize: vertical; min-height: 110px; }

.tabs { display: inline-flex; padding: 6px; border-radius: 14px; gap: 4px; background: color-mix(in oklab, var(--card) 70%, transparent); border: 1px solid var(--border); margin-bottom: 28px; }
.tabs button { padding: 8px 18px; border-radius: 10px; border: 0; background: transparent; cursor: pointer; font-family: inherit; font-weight: 700; font-size: 13px; color: var(--foreground); }
.tabs button.active { background: var(--gradient-primary); color: #fff; }

.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip-btn { padding: 6px 14px; border-radius: 999px; border: 1px solid var(--border); background: transparent; font-family: inherit; font-size: 13px; cursor: pointer; color: var(--foreground); }
.chip-btn.on { background: var(--gradient-primary); color: #fff; border-color: transparent; }

/* contact */
.contact-card { display: flex; align-items: center; gap: 14px; padding: 16px; border-radius: 16px; background: var(--card); border: 1px solid var(--border); }
.contact-card .icon-box { margin: 0; width: 44px; height: 44px; }

/* footer */
footer.site-footer { margin-top: 80px; border-top: 1px solid var(--border); background: color-mix(in oklab, var(--surface) 50%, transparent); }
footer.site-footer .container { padding-top: 48px; padding-bottom: 24px; }
.foot-grid { display: grid; gap: 32px; grid-template-columns: 1fr; }
@media (min-width: 768px) { .foot-grid { grid-template-columns: repeat(4, 1fr); } }
.foot-grid h4 { font-size: 15px; margin-bottom: 14px; }
.foot-grid ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; font-size: 14px; color: var(--muted-foreground); }
.foot-grid li { display: flex; align-items: center; gap: 8px; }
.copy { text-align: center; padding: 18px 0; border-top: 1px solid var(--border); font-size: 12px; color: var(--muted-foreground); }

/* utils */
.text-center { text-align: center; }
.muted { color: var(--muted-foreground); }
.mt-2 { margin-top: 8px; } .mt-4 { margin-top: 16px; } .mt-6 { margin-top: 24px; }
.flex { display: flex; } .gap-2 { gap: 8px; } .gap-3 { gap: 12px; }
.items-center { align-items: center; } .justify-center { justify-content: center; }
.flex-wrap { flex-wrap: wrap; }

/* animations */
@keyframes fadeUp { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: none; } }
.fade-up { animation: fadeUp .6s ease both; }