/* ═══════════════════════════════════════════════════════════
   BMK Landing Page — Specialized Styles
   ═══════════════════════════════════════════════════════════ */

/* ── Top Navigation ─────────────────────────────────────── */
.top-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 14, 26, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  transition: all .3s;
}
.top-nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  max-width: 1280px;
  margin: 0 auto;
}
.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 17px;
  color: var(--text1);
}
.nav-brand-icon {
  width: 34px;
  height: 34px;
  border-radius: 9px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 900;
  font-size: 16px;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-link {
  padding: 8px 14px;
  border-radius: 8px;
  color: var(--text2);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all .15s;
}
.nav-link:hover {
  color: var(--text1);
  background: rgba(255,255,255,.05);
}
.nav-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-lang-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text2);
  border-radius: 8px;
  padding: 6px 12px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all .15s;
}
.nav-lang-btn:hover {
  color: var(--text1);
  border-color: var(--accent);
}
.nav-theme-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text2);
  border-radius: 8px;
  padding: 6px 10px;
  font-size: 14px;
  cursor: pointer;
}
.nav-theme-btn:hover {
  border-color: var(--accent);
}

/* Mobile menu toggle */
.mobile-toggle {
  display: none;
  background: transparent;
  border: none;
  color: var(--text1);
  font-size: 22px;
  cursor: pointer;
}

@media (max-width: 900px) {
  .nav-links { display: none; }
  .nav-links.open {
    display: flex;
    position: absolute;
    top: 100%;
    inset-inline: 0;
    flex-direction: column;
    background: var(--card);
    border-top: 1px solid var(--border);
    padding: 16px;
    gap: 4px;
  }
  .mobile-toggle { display: block; }
}

/* ── Hero Section ───────────────────────────────────────── */
.hero {
  position: relative;
  padding: 100px 24px 80px;
  text-align: center;
  overflow: hidden;
  background: radial-gradient(ellipse 80% 60% at 50% -10%, var(--accent)22 0%, transparent 70%);
}
.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 64px 64px;
  opacity: 0.15;
  mask-image: radial-gradient(ellipse 60% 50% at 50% 30%, black 0%, transparent 70%);
  pointer-events: none;
}
.hero-content {
  position: relative;
  max-width: 880px;
  margin: 0 auto;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--accent)18;
  border: 1px solid var(--accent)40;
  color: var(--accent);
  padding: 6px 16px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  margin-bottom: 24px;
  animation: fadeInUp .6s ease-out;
}
.hero-title {
  font-size: clamp(32px, 5vw, 56px);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -.025em;
  margin-bottom: 20px;
  background: linear-gradient(180deg, var(--text1) 0%, var(--text2) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: fadeInUp .7s ease-out;
}
.hero-subtitle {
  font-size: clamp(15px, 2vw, 18px);
  color: var(--text2);
  line-height: 1.7;
  max-width: 680px;
  margin: 0 auto 36px;
  animation: fadeInUp .8s ease-out;
}
.hero-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  animation: fadeInUp .9s ease-out;
}
.hero-trust {
  margin-top: 64px;
  color: var(--text3);
  font-size: 13px;
  animation: fadeInUp 1s ease-out;
}

/* ── Stats Section ──────────────────────────────────────── */
.stats {
  padding: 60px 24px;
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  max-width: 1100px;
  margin: 0 auto;
}
.stat-card {
  text-align: center;
}
.stat-icon { font-size: 28px; margin-bottom: 8px; }
.stat-value {
  font-size: 36px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 4px;
  line-height: 1;
}
.stat-label {
  color: var(--text2);
  font-size: 13px;
  font-weight: 500;
}
@media (max-width: 768px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ── Features Section ───────────────────────────────────── */
.features {
  padding: 100px 24px;
}
.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 64px;
}
.section-eyebrow {
  display: inline-block;
  color: var(--accent);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .1em;
  margin-bottom: 12px;
}
.section-title {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 800;
  margin-bottom: 12px;
  letter-spacing: -.02em;
}
.section-subtitle {
  color: var(--text2);
  font-size: 16px;
  line-height: 1.7;
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  max-width: 1200px;
  margin: 0 auto;
}
.feature-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  transition: all .25s;
  position: relative;
  overflow: hidden;
}
.feature-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--accent)0a, transparent);
  opacity: 0;
  transition: opacity .3s;
}
.feature-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent)60;
  box-shadow: var(--shadow);
}
.feature-card:hover::before { opacity: 1; }
.feature-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--accent)18;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin-bottom: 16px;
  position: relative;
}
.feature-title {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text1);
  position: relative;
}
.feature-body {
  color: var(--text2);
  font-size: 13px;
  line-height: 1.7;
  position: relative;
}
@media (max-width: 1024px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .features-grid { grid-template-columns: 1fr; }
}

/* ── How It Works ───────────────────────────────────────── */
.how {
  padding: 100px 24px;
  background: var(--surface);
}
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  max-width: 1200px;
  margin: 0 auto;
}
.step-card {
  position: relative;
  padding-top: 16px;
}
.step-number {
  position: absolute;
  top: 0;
  inset-inline-start: 0;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 14px;
  box-shadow: 0 4px 12px var(--accent)44;
}
.step-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 22px 22px;
  transition: all .25s;
}
.step-card:hover {
  border-color: var(--accent)60;
  transform: translateY(-4px);
}
.step-title {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text1);
}
.step-body {
  color: var(--text2);
  font-size: 13px;
  line-height: 1.7;
}
@media (max-width: 1024px) {
  .steps-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .steps-grid { grid-template-columns: 1fr; }
}

/* ── Pricing ────────────────────────────────────────────── */
.pricing {
  padding: 100px 24px;
}
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 1100px;
  margin: 0 auto;
  align-items: stretch;
}
.pricing-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: all .25s;
}
.pricing-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}
.pricing-card.popular {
  border-color: var(--accent);
  background: linear-gradient(180deg, var(--accent)08 0%, var(--card) 100%);
  box-shadow: 0 12px 32px var(--accent)22;
}
.pricing-popular-badge {
  position: absolute;
  top: -12px;
  inset-inline-start: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: white;
  padding: 4px 16px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .05em;
}
[dir="rtl"] .pricing-popular-badge { transform: translateX(50%); }
.pricing-icon { font-size: 32px; margin-bottom: 12px; }
.pricing-title {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 4px;
}
.pricing-subtitle {
  color: var(--text2);
  font-size: 13px;
  margin-bottom: 20px;
  line-height: 1.6;
}
.pricing-price {
  font-size: 40px;
  font-weight: 800;
  margin-bottom: 4px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.pricing-price-suffix {
  color: var(--text3);
  font-size: 13px;
  margin-bottom: 24px;
}
.pricing-features {
  list-style: none;
  margin-bottom: 24px;
  flex: 1;
}
.pricing-features li {
  padding: 7px 0;
  color: var(--text2);
  font-size: 13px;
  line-height: 1.6;
  display: flex;
  align-items: flex-start;
  gap: 8px;
}
.pricing-features li::before {
  content: '✓';
  color: var(--success);
  font-weight: 700;
  flex-shrink: 0;
}
@media (max-width: 900px) {
  .pricing-grid { grid-template-columns: 1fr; max-width: 480px; }
}

/* ── Testimonials ───────────────────────────────────────── */
.testimonials {
  padding: 100px 24px;
  background: var(--surface);
}
.testi-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  max-width: 1200px;
  margin: 0 auto;
}
.testi-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
}
.testi-stars {
  color: var(--gold);
  font-size: 14px;
  margin-bottom: 14px;
}
.testi-body {
  color: var(--text1);
  font-size: 14px;
  line-height: 1.8;
  margin-bottom: 20px;
}
.testi-author {
  display: flex;
  align-items: center;
  gap: 12px;
}
.testi-avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--accent)22;
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 16px;
  flex-shrink: 0;
}
.testi-name {
  font-weight: 600;
  font-size: 14px;
  color: var(--text1);
  margin-bottom: 2px;
}
.testi-role {
  color: var(--text3);
  font-size: 12px;
}
@media (max-width: 900px) {
  .testi-grid { grid-template-columns: 1fr; max-width: 600px; }
}

/* ── FAQ ────────────────────────────────────────────────── */
.faq {
  padding: 100px 24px;
}
.faq-list {
  max-width: 760px;
  margin: 0 auto;
}
.faq-item {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 12px;
  overflow: hidden;
  transition: all .2s;
}
.faq-item:hover { border-color: var(--accent)44; }
.faq-question {
  padding: 18px 22px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-weight: 600;
  font-size: 15px;
  color: var(--text1);
  user-select: none;
}
.faq-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--accent)18;
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 700;
  transition: transform .25s;
  flex-shrink: 0;
}
.faq-item.open .faq-icon { transform: rotate(45deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .35s ease, padding .35s ease;
  color: var(--text2);
  font-size: 14px;
  line-height: 1.8;
  padding: 0 22px;
}
.faq-item.open .faq-answer {
  max-height: 600px;
  padding: 0 22px 20px;
}

/* ── CTA Final ──────────────────────────────────────────── */
.cta-final {
  padding: 100px 24px;
  text-align: center;
  background: 
    radial-gradient(ellipse 50% 80% at 50% 100%, var(--accent)33 0%, transparent 70%),
    var(--bg);
  position: relative;
  overflow: hidden;
}
.cta-final::before {
  content: '';
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(circle 200px at 20% 50%, var(--accent2)22 0%, transparent 70%),
    radial-gradient(circle 200px at 80% 50%, var(--gold)22 0%, transparent 70%);
  pointer-events: none;
}
.cta-final-content {
  position: relative;
  max-width: 720px;
  margin: 0 auto;
}
.cta-final-title {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 800;
  margin-bottom: 16px;
  letter-spacing: -.02em;
}
.cta-final-subtitle {
  color: var(--text2);
  font-size: 16px;
  line-height: 1.7;
  margin-bottom: 32px;
}

/* ── Footer ─────────────────────────────────────────────── */
.footer {
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding: 60px 24px 24px;
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}
.footer-brand-icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 900;
  font-size: 16px;
}
.footer-brand-name {
  font-size: 17px;
  font-weight: 700;
}
.footer-tagline {
  color: var(--text2);
  font-size: 13px;
  line-height: 1.7;
  max-width: 320px;
  margin-bottom: 20px;
}
.footer-social {
  display: flex;
  gap: 10px;
}
.footer-social a {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: var(--card);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text2);
  font-size: 14px;
  transition: all .2s;
}
.footer-social a:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.footer-col-title {
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .07em;
  color: var(--text3);
  margin-bottom: 16px;
}
.footer-col-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-col-links a {
  color: var(--text2);
  font-size: 13px;
  transition: color .15s;
}
.footer-col-links a:hover { color: var(--accent); }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  color: var(--text3);
  font-size: 12px;
}
@media (max-width: 768px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
}