/* ============================================================
   EzWeb.mn — Design System v1.0
   Brand palette: placeholder (солиход :root дээрх хувьсагчдыг өөрчилнө)
   ============================================================ */
:root {
  /* Brand: EzWeb.mn — Navy #003399 + Gold #FFCC00 */
  --navy: #003399;
  --gold: #ffcc00;
  --bg: #051029;
  --bg-soft: #0a1c46;
  --card: #0e2350;
  --card-hover: #132c62;
  --line: rgba(255, 204, 0, 0.16);
  --text: #f5f7ff;
  --text-dim: #a3b1d9;
  --accent: #ffcc00;
  --accent-2: #ffdd55;
  --accent-ink: #062159;
  --accent-grad: linear-gradient(135deg, #ffcc00 0%, #ffe066 100%);
  --radius: 16px;
  --maxw: 1180px;
  --font: "Inter", "Segoe UI", "Roboto", system-ui, sans-serif;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
.container { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(11, 16, 32, 0.82);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.logo { display: flex; align-items: center; }
.logo img { height: 34px; width: auto; display: block; }
.nav { display: flex; gap: 19px; align-items: center; }
.nav a { font-size: 0.87rem; font-weight: 600; color: var(--text-dim); transition: color 0.2s; white-space: nowrap; }
.nav a:hover, .nav a.active { color: var(--text); }
.nav a.active { position: relative; }
.nav a.active::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -8px; height: 2px;
  background: var(--accent-grad); border-radius: 2px;
}
.nav .btn { color: var(--accent-ink); }
.hamburger { display: none; background: none; border: none; cursor: pointer; padding: 8px; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--text); margin: 5px 0; border-radius: 2px; transition: 0.3s; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 26px; border-radius: 12px; font-weight: 700; font-size: 0.95rem;
  background: var(--accent-grad); color: var(--accent-ink); border: none; cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s;
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 12px 30px rgba(255, 204, 0, 0.3); }
.btn-ghost {
  background: transparent; border: 1px solid var(--line); color: var(--text);
}
.btn-ghost:hover { box-shadow: none; border-color: var(--accent); }

/* ---------- Hero ---------- */
.hero { position: relative; padding: 110px 0 90px; overflow: hidden; }
.hero::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(600px 400px at 15% 20%, rgba(0, 51, 153, 0.45), transparent 60%),
    radial-gradient(500px 380px at 85% 70%, rgba(255, 204, 0, 0.14), transparent 60%);
  pointer-events: none;
}
.hero-inner { position: relative; max-width: 780px; }
.hero .eyebrow {
  display: inline-block; padding: 6px 14px; border-radius: 999px;
  border: 1px solid var(--line); background: var(--bg-soft);
  font-size: 0.8rem; font-weight: 700; color: var(--accent-2); letter-spacing: 1px;
  margin-bottom: 22px; text-transform: uppercase;
}
h1 { font-size: clamp(2.1rem, 5vw, 3.4rem); line-height: 1.15; font-weight: 800; letter-spacing: -0.5px; }
h1 .grad { background: var(--accent-grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero p.lead { margin: 22px 0 34px; font-size: 1.13rem; color: var(--text-dim); max-width: 620px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }

/* ---------- Sections ---------- */
.section { padding: 84px 0; }
.section.alt { background: var(--bg-soft); }
.section-head { max-width: 640px; margin-bottom: 46px; }
.section-head .kicker { color: var(--accent-2); font-weight: 700; font-size: 0.82rem; letter-spacing: 1.5px; text-transform: uppercase; }
h2 { font-size: clamp(1.6rem, 3.4vw, 2.3rem); font-weight: 800; margin-top: 8px; letter-spacing: -0.3px; }
.section-head p { margin-top: 14px; color: var(--text-dim); }

/* ---------- Cards / grids ---------- */
.grid { display: grid; gap: 22px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 30px; transition: transform 0.25s, border-color 0.25s, background 0.25s;
}
.card:hover { transform: translateY(-5px); border-color: rgba(255, 204, 0, 0.4); background: var(--card-hover); }
.card .icon {
  width: 52px; height: 52px; border-radius: 14px; display: flex; align-items: center; justify-content: center;
  background: rgba(255, 204, 0, 0.14); font-size: 1.5rem; margin-bottom: 18px;
}
.card h3 { font-size: 1.15rem; font-weight: 700; margin-bottom: 10px; }
.card p { color: var(--text-dim); font-size: 0.95rem; }
.card ul { margin: 12px 0 0 18px; color: var(--text-dim); font-size: 0.92rem; }
.card ul li { margin-bottom: 6px; }

/* ---------- Stats ---------- */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.stat { text-align: center; padding: 34px 16px; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); }
.stat .num { font-size: 2.5rem; font-weight: 800; background: var(--accent-grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat .lbl { color: var(--text-dim); font-size: 0.9rem; margin-top: 6px; }

/* ---------- Portfolio ---------- */
.filter-bar { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 34px; }
.filter-bar button {
  padding: 9px 18px; border-radius: 999px; border: 1px solid var(--line); background: var(--bg-soft);
  color: var(--text-dim); font-weight: 600; font-size: 0.86rem; cursor: pointer; transition: 0.2s; font-family: var(--font);
}
.filter-bar button:hover, .filter-bar button.active { background: var(--accent-grad); color: var(--accent-ink); border-color: transparent; }
.work-card { display: flex; flex-direction: column; gap: 8px; }
.work-card .tag {
  align-self: flex-start; font-size: 0.72rem; font-weight: 700; letter-spacing: 0.5px;
  padding: 4px 10px; border-radius: 999px; background: rgba(255, 204, 0, 0.14); color: var(--accent-2);
  text-transform: uppercase;
}
.work-card h3 { font-size: 1.02rem; }
.work-card .site-link { color: var(--accent); font-weight: 600; font-size: 0.88rem; word-break: break-all; }
.work-card .site-link:hover { text-decoration: underline; }

/* ---------- Pricing ---------- */
.price-card { position: relative; display: flex; flex-direction: column; }
.price-card.featured { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent), 0 20px 50px rgba(255, 204, 0, 0.25); }
.price-card .plan { font-size: 0.85rem; font-weight: 700; color: var(--accent-2); letter-spacing: 1px; text-transform: uppercase; }
.price-card .price { font-size: 2rem; font-weight: 800; margin: 12px 0 4px; }
.price-card .price small { font-size: 0.9rem; color: var(--text-dim); font-weight: 600; }
.price-card ul { list-style: none; margin: 20px 0 26px; }
.price-card ul li { padding: 8px 0; border-bottom: 1px dashed var(--line); color: var(--text-dim); font-size: 0.93rem; }
.price-card ul li::before { content: "✓  "; color: var(--accent-2); font-weight: 700; }
.price-card .btn { margin-top: auto; justify-content: center; }
.badge-popular {
  position: absolute; top: -13px; left: 50%; transform: translateX(-50%);
  background: var(--accent-grad); color: var(--accent-ink); font-size: 0.72rem; font-weight: 800;
  padding: 5px 16px; border-radius: 999px; letter-spacing: 1px;
}

/* ---------- Forms ---------- */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-grid .full { grid-column: 1 / -1; }
label { display: block; font-weight: 600; font-size: 0.88rem; margin-bottom: 7px; color: var(--text); }
input, select, textarea {
  width: 100%; padding: 13px 16px; border-radius: 12px; border: 1px solid var(--line);
  background: var(--bg); color: var(--text); font-family: var(--font); font-size: 0.95rem;
  transition: border-color 0.2s;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent); }
textarea { resize: vertical; min-height: 130px; }

/* Honeypot — хэрэглэгчид харагдахгүй спам-хамгаалалтын талбар */
.hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; opacity: 0; }

#order-submit-btn { position: relative; }
#order-submit-btn:disabled { opacity: 0.7; cursor: not-allowed; }

.form-status {
  margin-top: 4px; padding: 14px 18px; border-radius: 12px; font-size: 0.92rem;
  font-weight: 600; line-height: 1.5; border: 1px solid transparent;
}
.form-status.success {
  background: rgba(34, 197, 94, 0.12); border-color: rgba(34, 197, 94, 0.35); color: #22c55e;
}
.form-status.error {
  background: rgba(239, 68, 68, 0.12); border-color: rgba(239, 68, 68, 0.35); color: #ef4444;
}

/* ---------- Steps ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; counter-reset: step; }
.step { position: relative; padding: 28px 22px; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); }
.step::before {
  counter-increment: step; content: counter(step, decimal-leading-zero);
  font-size: 1.9rem; font-weight: 800; background: var(--accent-grad);
  -webkit-background-clip: text; background-clip: text; color: transparent; display: block; margin-bottom: 12px;
}
.step h3 { font-size: 1rem; margin-bottom: 8px; }
.step p { color: var(--text-dim); font-size: 0.88rem; }

/* ---------- Blog ---------- */
.post-card h3 { font-size: 1.1rem; margin-bottom: 8px; }
.post-card .meta { font-size: 0.8rem; color: var(--accent-2); font-weight: 700; margin-bottom: 10px; text-transform: uppercase; letter-spacing: 1px; }
.post-card .more { color: var(--accent); font-weight: 700; font-size: 0.88rem; margin-top: 12px; display: inline-block; }

/* ---------- Contact ---------- */
.contact-info { display: flex; flex-direction: column; gap: 18px; }
.contact-row { display: flex; gap: 14px; align-items: flex-start; }
.contact-row .ci { flex-shrink: 0; width: 44px; height: 44px; border-radius: 12px; background: rgba(255, 204, 0, 0.14); display: flex; align-items: center; justify-content: center; font-size: 1.2rem; }
.contact-row a { color: var(--accent); font-weight: 600; }
.map-wrap { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); min-height: 340px; }
.map-wrap iframe { width: 100%; height: 100%; min-height: 340px; border: 0; }

/* ---------- CTA band ---------- */
.cta-band {
  background: var(--accent-grad); border-radius: 22px; padding: 56px 48px;
  display: flex; align-items: center; justify-content: space-between; gap: 30px; flex-wrap: wrap;
}
.cta-band h2 { color: var(--accent-ink); }
.cta-band p { color: rgba(6, 33, 89, 0.75); margin-top: 8px; }
.cta-band .btn { background: var(--navy); color: #fff; }
.cta-band .btn:hover { box-shadow: 0 12px 30px rgba(0, 51, 153, 0.4); }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--line); padding: 56px 0 32px; background: var(--bg-soft); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.4fr; gap: 36px; margin-bottom: 40px; }
.site-footer h4 { font-size: 0.95rem; margin-bottom: 16px; }
.site-footer ul { list-style: none; }
.site-footer ul li { margin-bottom: 10px; }
.site-footer a { color: var(--text-dim); font-size: 0.9rem; transition: color 0.2s; }
.site-footer a:hover { color: var(--text); }
.site-footer p { color: var(--text-dim); font-size: 0.9rem; }
.copyright { border-top: 1px solid var(--line); padding-top: 24px; text-align: center; color: var(--text-dim); font-size: 0.85rem; }

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.visible { opacity: 1; transform: none; }

/* ---------- Note banner ---------- */
.note-banner {
  background: rgba(209, 160, 30, 0.12); border: 1px solid rgba(209, 160, 30, 0.4);
  border-radius: 12px; padding: 14px 20px; font-size: 0.88rem; color: #e8c25a; margin-bottom: 34px;
}

/* ---------- Header icons (cart / account) ---------- */
.header-icons { display: flex; align-items: center; gap: 10px; }
.icon-btn {
  position: relative; width: 40px; height: 40px; border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  color: var(--text-dim); border: 1px solid var(--line); font-size: 1.05rem; transition: 0.2s;
  flex-shrink: 0;
}
.icon-btn:hover { color: var(--text); border-color: var(--accent); }
.cart-badge {
  position: absolute; top: -6px; right: -6px; background: var(--accent-grad); color: var(--accent-ink);
  font-size: 0.65rem; font-weight: 800; min-width: 18px; height: 18px; border-radius: 999px;
  display: flex; align-items: center; justify-content: center; padding: 0 4px; line-height: 1;
}
.cart-badge.hidden { display: none; }

/* ---------- Course / Marketplace cards ---------- */
.product-card { display: flex; flex-direction: column; height: 100%; }
.product-card .thumb {
  height: 150px; border-radius: 12px; margin-bottom: 18px; display: flex; align-items: center; justify-content: center;
  font-size: 2.6rem; background: linear-gradient(135deg, rgba(255,204,0,0.16), rgba(0,51,153,0.5));
}
.product-card .level {
  display: inline-block; font-size: 0.7rem; font-weight: 700; letter-spacing: 0.5px; text-transform: uppercase;
  color: var(--accent-2); margin-bottom: 8px;
}
.product-card h3 { font-size: 1.1rem; margin-bottom: 8px; }
.product-card p { color: var(--text-dim); font-size: 0.9rem; flex-grow: 1; }
.product-card .meta-row { display: flex; align-items: center; justify-content: space-between; margin-top: 18px; padding-top: 16px; border-top: 1px dashed var(--line); }
.product-card .price { font-size: 1.25rem; font-weight: 800; color: var(--text); }
.product-card .price small { font-size: 0.75rem; color: var(--text-dim); font-weight: 500; }
.product-card .add-btn {
  padding: 9px 16px; border-radius: 10px; font-size: 0.82rem; font-weight: 700; border: none; cursor: pointer;
  background: var(--accent-grad); color: var(--accent-ink); transition: 0.2s; font-family: var(--font);
}
.product-card .add-btn:hover { transform: translateY(-2px); }
.product-card .add-btn.added { background: #1d8f4f; color: #fff; }

/* ---------- Course detail ---------- */
.course-hero { display: grid; grid-template-columns: 1.6fr 1fr; gap: 40px; align-items: start; }
.course-summary { display: flex; gap: 18px; flex-wrap: wrap; margin: 18px 0 8px; }
.course-summary .chip {
  display: flex; align-items: center; gap: 6px; font-size: 0.85rem; color: var(--text-dim);
  background: var(--bg-soft); border: 1px solid var(--line); padding: 7px 14px; border-radius: 999px;
}
.buy-card { position: sticky; top: 96px; }
.buy-card .price-big { font-size: 2.2rem; font-weight: 800; margin: 6px 0 18px; }
.buy-card .price-big small { font-size: 0.9rem; color: var(--text-dim); font-weight: 600; }
.buy-card .btn { width: 100%; justify-content: center; margin-bottom: 10px; }
.buy-card ul { list-style: none; margin-top: 18px; }
.buy-card ul li { padding: 7px 0; color: var(--text-dim); font-size: 0.9rem; display: flex; gap: 8px; }
.curriculum { list-style: none; counter-reset: module; }
.curriculum li {
  counter-increment: module; position: relative; padding: 18px 20px 18px 62px; margin-bottom: 12px;
  background: var(--card); border: 1px solid var(--line); border-radius: 14px;
}
.curriculum li::before {
  content: counter(module, decimal-leading-zero); position: absolute; left: 18px; top: 50%; transform: translateY(-50%);
  font-weight: 800; font-size: 1rem; color: var(--accent);
}
.curriculum li h4 { font-size: 1rem; margin-bottom: 4px; }
.curriculum li p { color: var(--text-dim); font-size: 0.88rem; }

/* ---------- Cart ---------- */
.cart-item {
  display: flex; align-items: center; gap: 16px; padding: 18px 0; border-bottom: 1px solid var(--line);
}
.cart-item .thumb-sm {
  width: 56px; height: 56px; border-radius: 10px; flex-shrink: 0; display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem; background: linear-gradient(135deg, rgba(255,204,0,0.16), rgba(0,51,153,0.5));
}
.cart-item .info { flex-grow: 1; }
.cart-item .info h4 { font-size: 0.98rem; margin-bottom: 2px; }
.cart-item .info span { font-size: 0.82rem; color: var(--text-dim); }
.cart-item .price { font-weight: 700; }
.cart-item .remove { background: none; border: none; color: var(--text-dim); cursor: pointer; font-size: 1.1rem; padding: 6px; }
.cart-item .remove:hover { color: #ff6b6b; }
.summary-row { display: flex; justify-content: space-between; padding: 8px 0; color: var(--text-dim); font-size: 0.92rem; }
.summary-row.total { color: var(--text); font-weight: 800; font-size: 1.15rem; border-top: 1px solid var(--line); margin-top: 8px; padding-top: 16px; }
.pay-method {
  display: flex; align-items: center; gap: 12px; padding: 14px 16px; border: 1px solid var(--line); border-radius: 12px;
  margin-bottom: 10px; cursor: pointer; transition: 0.2s;
}
.pay-method:hover, .pay-method.active { border-color: var(--accent); background: var(--bg-soft); }
.pay-method input { accent-color: var(--accent); }
.pay-method .pm-name { font-weight: 700; font-size: 0.92rem; }
.pay-method .pm-desc { font-size: 0.8rem; color: var(--text-dim); }
.empty-cart { text-align: center; padding: 60px 20px; color: var(--text-dim); }
.empty-cart .icon-big { font-size: 3rem; margin-bottom: 16px; }

/* ---------- Auth (account.html) ---------- */
.auth-wrap { max-width: 440px; margin: 0 auto; }
.auth-tabs { display: flex; background: var(--bg-soft); border-radius: 12px; padding: 4px; margin-bottom: 26px; }
.auth-tabs button {
  flex: 1; padding: 11px; border: none; background: transparent; color: var(--text-dim); font-weight: 700;
  border-radius: 9px; cursor: pointer; font-family: var(--font); font-size: 0.92rem; transition: 0.2s;
}
.auth-tabs button.active { background: var(--accent-grad); color: var(--accent-ink); }
.auth-form { display: none; }
.auth-form.active { display: block; }

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
  .nav {
    display: none; position: absolute; top: 72px; left: 0; right: 0;
    flex-direction: column; background: var(--bg-soft); padding: 22px 24px;
    border-bottom: 1px solid var(--line); gap: 18px; align-items: flex-start;
  }
  .nav.open { display: flex; }
  .hamburger { display: block; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .hero { padding: 70px 0 60px; }
  .section { padding: 60px 0; }
  .cta-band { padding: 40px 28px; }
  .course-hero { grid-template-columns: 1fr; }
  .buy-card { position: static; }
  .header-icons { gap: 6px; }
  .icon-btn { width: 36px; height: 36px; font-size: 0.95rem; }
}

@media (max-width: 900px) {
  .grid[style*="1.5fr"], .grid[style*="1.4fr"] { grid-template-columns: 1fr !important; }
}