/* =============================================
   DevAccounts.Digital — Main Stylesheet
   Color: Midnight Blue Pro
   ============================================= */

:root {
  --bg:        #060B18;
  --bg2:       #0C1428;
  --bg3:       #111D38;
  --accent:    #2B5CF6;
  --accent2:   #7B9CFF;
  --red:       #FF3B3B;
  --white:     #FFFFFF;
  --gray:      #94A3B8;
  --gray2:     #64748B;
  --border:    rgba(43,92,246,0.2);
  --radius:    12px;
  --radius-lg: 20px;
  --shadow:    0 4px 30px rgba(43,92,246,0.15);
  --transition: 0.25s ease;
  --max-w:     1200px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }

/* ===================== CONTAINER ===================== */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

/* ===================== HEADER ===================== */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(6,11,24,0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 24px;
  height: 68px;
}

.header-logo img {
  height: 36px;
  width: auto;
}

.header-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
}

.header-nav a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--gray);
  transition: color var(--transition);
}

.header-nav a:hover { color: var(--white); }

.header-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

/* Language switcher */
.lang-switcher {
  display: flex;
  gap: 4px;
}

.lang-switcher a {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--gray2);
  padding: 4px 8px;
  border-radius: 6px;
  transition: all var(--transition);
  text-transform: uppercase;
}

.lang-switcher a:hover,
.lang-switcher a.active {
  color: var(--white);
  background: var(--bg3);
}

/* CTA Button */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: var(--white);
  box-shadow: 0 4px 20px rgba(43,92,246,0.35);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 28px rgba(43,92,246,0.5);
}

.btn-outline {
  border: 1.5px solid var(--accent);
  color: var(--accent2);
}

.btn-outline:hover {
  background: rgba(43,92,246,0.1);
}

.btn-lg {
  padding: 14px 32px;
  font-size: 1rem;
  border-radius: 10px;
}

/* Burger */
.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  padding: 4px 0;
}

.burger span {
  display: block;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all var(--transition);
}

/* Mobile menu */
.mobile-menu {
  display: none;
  position: fixed;
  top: 68px; left: 0; right: 0;
  background: rgba(6,11,24,0.97);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  padding: 24px;
  z-index: 999;
  flex-direction: column;
  gap: 16px;
}

.mobile-menu.open { display: flex; }

.mobile-menu a {
  font-size: 1rem;
  font-weight: 500;
  color: var(--gray);
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  transition: color var(--transition);
}

.mobile-menu a:hover { color: var(--white); }

.mobile-menu .mobile-lang {
  display: flex;
  gap: 8px;
  margin-top: 4px;
}

.mobile-menu .mobile-lang a {
  border: none;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 6px;
  background: var(--bg3);
  color: var(--gray);
}

.mobile-menu .mobile-lang a.active { color: var(--white); }

.mobile-menu .btn { width: 100%; justify-content: center; margin-top: 8px; }

/* ===================== HERO ===================== */
.hero {
  padding: 140px 0 80px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -200px; left: 50%;
  transform: translateX(-50%);
  width: 800px; height: 800px;
  background: radial-gradient(circle, rgba(43,92,246,0.12) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(43,92,246,0.12);
  border: 1px solid rgba(43,92,246,0.3);
  color: var(--accent2);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.hero-badge::before {
  content: '';
  width: 6px; height: 6px;
  background: var(--accent2);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

.hero h1 {
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.hero h1 span { color: var(--accent2); }

.hero-desc {
  font-size: 1.05rem;
  color: var(--gray);
  margin-bottom: 32px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* Stats */
.hero-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 48px;
}

.stat-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}

.stat-value {
  font-size: 2rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1;
}

.stat-value span { color: var(--accent2); }

.stat-label {
  font-size: 0.82rem;
  color: var(--gray);
  margin-top: 4px;
}

/* Hero visual */
.hero-visual {
  position: relative;
}

.hero-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow);
  position: relative;
}

.hero-card-title {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--gray2);
  margin-bottom: 20px;
}

.price-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
}

.price-row:last-of-type { border-bottom: none; }

.price-name {
  font-size: 1rem;
  font-weight: 600;
}

.price-type {
  font-size: 0.8rem;
  color: var(--gray);
  margin-top: 2px;
}

.price-amount {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--accent2);
}

.hero-card-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}

.badge {
  background: rgba(43,92,246,0.1);
  border: 1px solid rgba(43,92,246,0.25);
  color: var(--accent2);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: 100px;
}

.badge-green {
  background: rgba(0,210,100,0.1);
  border-color: rgba(0,210,100,0.25);
  color: #4ADE80;
}

/* ===================== SECTION COMMON ===================== */
section {
  padding: 80px 0;
}

.section-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent2);
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.section-title span { color: var(--accent2); }

.section-desc {
  font-size: 1rem;
  color: var(--gray);
  max-width: 560px;
  line-height: 1.7;
}

.section-header {
  text-align: center;
  margin-bottom: 56px;
}

.section-header .section-desc {
  margin: 0 auto;
}

/* Divider */
.divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
}

/* ===================== FEATURES ===================== */
#features {
  background: var(--bg2);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: all var(--transition);
}

.feature-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.feature-icon {
  width: 48px; height: 48px;
  background: rgba(43,92,246,0.12);
  border: 1px solid rgba(43,92,246,0.25);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 18px;
}

.feature-title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.feature-desc {
  font-size: 0.88rem;
  color: var(--gray);
  line-height: 1.65;
}

/* ===================== PRICING ===================== */
.pricing-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  max-width: 860px;
  margin: 0 auto;
}

.pricing-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
  position: relative;
  transition: all var(--transition);
}

.pricing-card:hover {
  border-color: rgba(43,92,246,0.5);
  box-shadow: var(--shadow);
}

.pricing-card.popular {
  border-color: var(--accent);
  background: linear-gradient(135deg, rgba(43,92,246,0.08), var(--bg2));
}

.popular-tag {
  position: absolute;
  top: -13px; left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: var(--white);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 5px 16px;
  border-radius: 100px;
  white-space: nowrap;
}

.pricing-type {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent2);
  margin-bottom: 8px;
}

.pricing-name {
  font-size: 1.4rem;
  font-weight: 800;
  margin-bottom: 4px;
}

.pricing-sub {
  font-size: 0.85rem;
  color: var(--gray);
  margin-bottom: 24px;
}

.pricing-price {
  font-size: 3rem;
  font-weight: 900;
  color: var(--white);
  margin-bottom: 24px;
  line-height: 1;
}

.pricing-price sup {
  font-size: 1.4rem;
  font-weight: 700;
  vertical-align: super;
  line-height: 0;
}

.pricing-features {
  margin-bottom: 28px;
}

.pricing-feature {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 7px 0;
  font-size: 0.88rem;
  color: var(--gray);
}

.pricing-feature::before {
  content: '✓';
  color: #4ADE80;
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 1px;
}

.pricing-note {
  font-size: 0.78rem;
  color: var(--gray2);
  margin-top: 12px;
  line-height: 1.5;
}

/* ===================== FAQ ===================== */
#faq {
  background: var(--bg2);
}

.faq-list {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.faq-q {
  width: 100%;
  text-align: left;
  padding: 18px 22px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--white);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  transition: background var(--transition);
}

.faq-q:hover { background: rgba(43,92,246,0.05); }

.faq-q .faq-arrow {
  color: var(--accent2);
  font-size: 1.2rem;
  transition: transform var(--transition);
  flex-shrink: 0;
}

.faq-item.open .faq-arrow { transform: rotate(45deg); }

.faq-a {
  display: none;
  padding: 0 22px 18px;
  font-size: 0.88rem;
  color: var(--gray);
  line-height: 1.7;
  border-top: 1px solid var(--border);
}

.faq-item.open .faq-a { display: block; padding-top: 16px; }

/* ===================== CTA SECTION ===================== */
.cta-section {
  background: linear-gradient(135deg, rgba(43,92,246,0.15), rgba(123,156,255,0.08));
  border: 1px solid rgba(43,92,246,0.25);
  border-radius: var(--radius-lg);
  padding: 60px 40px;
  text-align: center;
  margin: 0 0 80px;
}

.cta-section h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 800;
  margin-bottom: 12px;
}

.cta-section p {
  color: var(--gray);
  margin-bottom: 32px;
  font-size: 1rem;
}

/* ===================== BLOG ===================== */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.blog-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition);
}

.blog-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.blog-card-img {
  height: 180px;
  background: linear-gradient(135deg, var(--bg3), var(--bg2));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
}

.blog-card-body {
  padding: 22px;
}

.blog-card-tag {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent2);
  margin-bottom: 8px;
}

.blog-card-title {
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 10px;
}

.blog-coming-soon {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  color: var(--gray2);
  font-weight: 500;
}

/* ===================== FOOTER ===================== */
.footer {
  background: var(--bg2);
  border-top: 1px solid var(--border);
  padding: 56px 0 28px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand img { height: 32px; width: auto; margin-bottom: 14px; }

.footer-brand p {
  font-size: 0.87rem;
  color: var(--gray);
  line-height: 1.65;
  max-width: 260px;
}

.footer-col-title {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--gray2);
  margin-bottom: 16px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  font-size: 0.88rem;
  color: var(--gray);
  transition: color var(--transition);
}

.footer-links a:hover { color: var(--white); }

/* Social icons */
.social-row {
  display: flex;
  gap: 12px;
  margin-top: 4px;
  flex-wrap: wrap;
}

.social-icon {
  width: 40px; height: 40px;
  border-radius: 10px;
  background: var(--bg3);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
  overflow: hidden;
}

.social-icon:hover {
  border-color: var(--accent);
  background: rgba(43,92,246,0.12);
  transform: translateY(-2px);
}

.social-icon img {
  width: 20px; height: 20px;
  object-fit: contain;
}

.social-icon svg {
  width: 20px; height: 20px;
}

/* Footer bottom */
.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: center;
  text-align: center;
}

.footer-disclaimer {
  font-size: 0.78rem;
  color: var(--gray2);
  line-height: 1.5;
}

.footer-made {
  font-size: 0.78rem;
  color: var(--gray2);
}

.footer-made a {
  color: var(--accent2);
  transition: color var(--transition);
}

.footer-made a:hover { color: var(--white); }

/* ===================== ARTICLE PAGE ===================== */
.article-header {
  padding: 120px 0 60px;
  border-bottom: 1px solid var(--border);
}

.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--gray2);
  margin-bottom: 20px;
}

.breadcrumbs a { color: var(--accent2); transition: color var(--transition); }
.breadcrumbs a:hover { color: var(--white); }
.breadcrumbs span { color: var(--gray2); }

.article-content {
  max-width: 760px;
  margin: 0 auto;
  padding: 60px 24px;
}

.article-content h2 { font-size: 1.5rem; font-weight: 700; margin: 36px 0 14px; color: var(--white); }
.article-content h3 { font-size: 1.1rem; font-weight: 600; margin: 24px 0 10px; color: var(--accent2); }
.article-content p { color: var(--gray); line-height: 1.8; margin-bottom: 16px; }
.article-content ul { padding-left: 20px; margin-bottom: 16px; }
.article-content ul li { color: var(--gray); line-height: 1.7; margin-bottom: 6px; list-style: disc; }

/* Blog listing */
.blog-page {
  padding: 120px 0 80px;
}

/* ===================== RESPONSIVE ===================== */
@media (max-width: 992px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .hero-content { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { max-width: 480px; margin: 0 auto; }
}

@media (max-width: 768px) {
  .header-nav { display: none; }
  .header-right .lang-switcher,
  .header-right .btn { display: none; }
  .burger { display: flex; }

  .hero { padding: 100px 0 60px; }
  .hero-stats { grid-template-columns: 1fr 1fr; }

  .features-grid { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; max-width: 420px; }
  .blog-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }

  section { padding: 60px 0; }
  .cta-section { padding: 40px 24px; }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .hero-stats { grid-template-columns: 1fr 1fr; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .stat-value { font-size: 1.6rem; }
}