/* ==========================================================================
   SANCHAR TELENETWORK PRIVATE LIMITED - Sanchar Telecom Design System
   Domain: sanchartelecom.online
   Location: Bhavnagar, Gujarat
   ========================================================================== */

:root {
  --primary: #3b82f6;
  --primary-hover: #2563eb;
  --primary-dark: #1d4ed8;
  --primary-glow: rgba(59, 130, 246, 0.28);

  --accent: #f97316;
  --accent-hover: #ea580c;
  --accent-glow: rgba(249, 115, 22, 0.25);

  --cyan: #06b6d4;
  --emerald: #10b981;
  --amber: #f59e0b;

  --bg-dark: #070a14;
  --bg-surface: #0c1322;
  --bg-card: #111b2f;
  --bg-card-hover: #17243e;
  --bg-alt: #090e1c;

  --border: rgba(255, 255, 255, 0.08);
  --border-light: rgba(255, 255, 255, 0.14);
  --border-focus: #3b82f6;

  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-full: 9999px;

  --font-heading: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.25);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.38);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.55);
  --shadow-glow: 0 0 32px rgba(59, 130, 246, 0.22);
}

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

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

body {
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img, svg {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
  transition: all 0.25s ease;
}

ul {
  list-style: none;
}

/* ==========================================================================
   Typography & Utilities
   ========================================================================== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.25;
  color: #ffffff;
}

h1 { font-size: 2.75rem; letter-spacing: -0.02em; }
h2 { font-size: 2.1rem; letter-spacing: -0.015em; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.15rem; }

p {
  color: var(--text-muted);
  font-size: 1rem;
}

.gradient-text {
  background: linear-gradient(135deg, #60a5fa 0%, #3b82f6 50%, #f97316 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.container {
  width: 100%;
  max-width: 1220px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.container-narrow {
  max-width: 960px;
}

.text-center { text-align: center; }

/* ==========================================================================
   Badges & Buttons
   ========================================================================== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.85rem;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: var(--radius-full);
}

.badge-primary {
  background: rgba(59, 130, 246, 0.15);
  color: #60a5fa;
  border: 1px solid rgba(59, 130, 246, 0.3);
}

.badge-accent {
  background: rgba(249, 115, 22, 0.15);
  color: #fb923c;
  border: 1px solid rgba(249, 115, 22, 0.3);
}

.badge-success {
  background: rgba(16, 185, 129, 0.15);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-indicator {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--emerald);
  box-shadow: 0 0 8px var(--emerald);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-size: 0.92rem;
  font-weight: 600;
  padding: 0.75rem 1.6rem;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: all 0.25s ease;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: #ffffff;
  box-shadow: 0 4px 14px var(--primary-glow);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #60a5fa 0%, var(--primary) 100%);
  box-shadow: 0 6px 20px rgba(59, 130, 246, 0.45);
  transform: translateY(-1px);
}

.btn-accent {
  background: linear-gradient(135deg, var(--accent) 0%, #ea580c 100%);
  color: #ffffff;
  box-shadow: 0 4px 14px var(--accent-glow);
}

.btn-accent:hover {
  background: linear-gradient(135deg, #fb923c 0%, var(--accent) 100%);
  transform: translateY(-1px);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: #ffffff;
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--border-light);
}

.btn-sm {
  padding: 0.45rem 1rem;
  font-size: 0.82rem;
  border-radius: var(--radius-sm);
}

/* ==========================================================================
   Header & Topbar
   ========================================================================== */
.topbar {
  background: #04070e;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  font-size: 0.8rem;
  color: var(--text-muted);
  padding: 0.5rem 0;
}

.topbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.topbar-left {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.25rem;
}

.topbar-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.topbar-tag strong {
  color: #ffffff;
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.topbar-right a:hover {
  color: var(--primary);
}

.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(12, 19, 34, 0.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  transition: all 0.3s ease;
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 74px;
}

.brand-logo {
  display: flex;
  align-items: center;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-link {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-muted);
  position: relative;
  padding: 0.5rem 0;
}

.nav-link:hover, .nav-link.active {
  color: #ffffff;
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--primary);
  border-radius: var(--radius-full);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: #ffffff;
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0.25rem;
}

/* ==========================================================================
   Sections & Hero
   ========================================================================== */
.section {
  padding: 5rem 0;
  position: relative;
}

.section-alt {
  background-color: var(--bg-surface);
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 3.5rem auto;
}

.section-header h2 {
  margin-top: 0.75rem;
  margin-bottom: 1rem;
}

.hero {
  padding: 5.5rem 0 4.5rem 0;
  position: relative;
  overflow: hidden;
  background: radial-gradient(circle at 50% 20%, rgba(59, 130, 246, 0.12) 0%, transparent 65%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 3.5rem;
}

.hero-content h1 {
  margin: 1.25rem 0 1.25rem 0;
}

.hero-content p {
  font-size: 1.15rem;
  line-height: 1.7;
  margin-bottom: 2rem;
}

.hero-cta {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}

.hero-badges {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.hero-badge-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.hero-badge-item svg {
  color: var(--emerald);
}

/* Speed Dashboard Widget */
.speed-widget {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  position: relative;
}

.speed-meter-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--border);
  position: relative;
}

.speed-display {
  font-size: 4rem;
  font-weight: 800;
  font-family: var(--font-heading);
  line-height: 1;
  color: #ffffff;
  margin-bottom: 0.25rem;
  letter-spacing: -0.04em;
}

.speed-unit {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.speed-status {
  margin-top: 1rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--emerald);
  background: rgba(16, 185, 129, 0.1);
  padding: 0.25rem 0.85rem;
  border-radius: var(--radius-full);
}

.speed-meta-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 1.5rem;
  text-align: center;
}

.speed-meta-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 0.85rem 0.5rem;
}

.speed-meta-card label {
  display: block;
  font-size: 0.72rem;
  text-transform: uppercase;
  color: var(--text-dim);
  letter-spacing: 0.05em;
  margin-bottom: 0.25rem;
}

.speed-meta-card .val {
  font-size: 1.05rem;
  font-weight: 700;
  color: #ffffff;
}

/* ==========================================================================
   Grids & Cards
   ========================================================================== */
.grid {
  display: grid;
  gap: 2rem;
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 2rem;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.feature-card:hover {
  background: var(--bg-card-hover);
  border-color: rgba(59, 130, 246, 0.35);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.feature-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: rgba(59, 130, 246, 0.12);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 1.5rem;
  border: 1px solid rgba(59, 130, 246, 0.25);
}

.feature-card h3 {
  margin-bottom: 0.75rem;
  font-size: 1.25rem;
}

.feature-card p {
  font-size: 0.92rem;
  line-height: 1.65;
}

/* ==========================================================================
   Pricing Cards
   ========================================================================== */
.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: all 0.3s ease;
}

.pricing-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.pricing-card.featured {
  border-color: var(--primary);
  box-shadow: 0 0 30px rgba(59, 130, 246, 0.25);
  background: linear-gradient(180deg, #14223d 0%, #0e172a 100%);
}

.popular-badge {
  position: absolute;
  top: -12px;
  right: 24px;
  background: linear-gradient(135deg, var(--accent) 0%, #ea580c 100%);
  color: #ffffff;
  font-weight: 700;
  font-size: 0.72rem;
  padding: 0.25rem 0.85rem;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.plan-speed-header {
  border-bottom: 1px solid var(--border);
  padding-bottom: 1.25rem;
  margin-bottom: 1.5rem;
}

.plan-speed {
  font-size: 2.4rem;
  font-weight: 800;
  font-family: var(--font-heading);
  color: #ffffff;
  line-height: 1;
}

.plan-speed span {
  font-size: 1rem;
  color: var(--accent);
  font-weight: 600;
}

.plan-name {
  font-size: 1.05rem;
  color: var(--text-muted);
  margin-top: 0.35rem;
}

.plan-price-box {
  margin-bottom: 1.5rem;
}

.plan-price {
  font-size: 2.2rem;
  font-weight: 800;
  color: #ffffff;
}

.plan-price sub {
  font-size: 0.88rem;
  color: var(--text-muted);
  font-weight: 400;
}

.tax-tag {
  display: block;
  font-size: 0.75rem;
  color: var(--text-dim);
  margin-top: 0.2rem;
}

.plan-features {
  margin-bottom: 2rem;
  flex-grow: 1;
}

.plan-features li {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

.plan-features li svg {
  color: var(--emerald);
  flex-shrink: 0;
}

/* ==========================================================================
   Compliance & Statutory Record Cards
   ========================================================================== */
.compliance-banner {
  background: linear-gradient(135deg, #0e182e 0%, #132242 100%);
  border: 1px solid rgba(59, 130, 246, 0.3);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-md);
}

.compliance-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 1.25rem;
  margin-bottom: 2rem;
}

.compliance-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.compliance-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.25rem;
}

.compliance-card label {
  display: block;
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--text-dim);
  letter-spacing: 0.05em;
  margin-bottom: 0.4rem;
}

.compliance-card .value {
  font-size: 1.05rem;
  font-weight: 600;
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.copy-btn {
  background: rgba(59, 130, 246, 0.15);
  border: 1px solid rgba(59, 130, 246, 0.3);
  color: #60a5fa;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.2s;
}

.copy-btn:hover {
  background: var(--primary);
  color: #ffffff;
}

.legal-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 2rem;
  margin-bottom: 1.5rem;
}

.legal-box h3 {
  color: #ffffff;
  margin-bottom: 1rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.5rem;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
  background: #04070e;
  border-top: 1px solid var(--border);
  padding: 4.5rem 0 2rem 0;
  font-size: 0.92rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.25fr;
  gap: 3rem;
  margin-bottom: 3.5rem;
}

.footer-col h4 {
  color: #ffffff;
  font-size: 1.05rem;
  margin-bottom: 1.25rem;
  position: relative;
}

.footer-links li {
  margin-bottom: 0.65rem;
}

.footer-links a {
  color: var(--text-muted);
}

.footer-links a:hover {
  color: var(--primary);
  padding-left: 4px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.82rem;
  color: var(--text-dim);
}

/* Toast */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: #10b981;
  color: #ffffff;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  font-size: 0.9rem;
  font-weight: 600;
  z-index: 9999;
  display: none;
  animation: slideUp 0.3s ease;
}

@keyframes slideUp {
  from { transform: translateY(20px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 992px) {
  .hero-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .compliance-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  h1 { font-size: 2.1rem; }
  h2 { font-size: 1.7rem; }
  .grid-2 { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .menu-toggle { display: block; }
  .nav-menu {
    position: fixed;
    top: 74px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 74px);
    background: var(--bg-dark);
    flex-direction: column;
    padding: 2rem;
    gap: 1.5rem;
    border-top: 1px solid var(--border);
    transition: left 0.3s ease;
  }
  .nav-menu.active {
    left: 0;
  }
}