/* ================================
   BENGALURU TRANSIT GRID THEME
   Unique neon, metro-map inspired UI
   ================================ */

:root {
  --bg: #020617;              /* near-black slate */
  --bg-elevated: #02081f;
  --card-bg: #050a23e6;
  --primary: #7dd3fc;         /* cyan */
  --primary-strong: #38bdf8;
  --accent: #f97316;          /* orange */
  --accent-soft: #fed7aa22;
  --secondary: #a855f7;       /* purple */
  --text: #e5e7eb;
  --muted: #9ca3af;
  --border: #1f2933;
  --glow-cyan: 0 0 18px rgba(56, 189, 248, 0.8);
  --glow-purple: 0 0 18px rgba(168, 85, 247, 0.6);
}

/* Global reset-ish */
*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: radial-gradient(circle at top, #02081f 0, #020617 45%, #000 100%);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  animation: fadeInBody 0.5s ease-out;
}

/* subtle animated metro lines in background */
body::before,
body::after {
  content: "";
  position: fixed;
  inset: -20%;
  pointer-events: none;
  background:
    radial-gradient(circle at 10% 10%, #38bdf80a 0, transparent 40%),
    radial-gradient(circle at 90% 80%, #a855f70a 0, transparent 40%),
    conic-gradient(from 45deg,
      #38bdf818 0deg 90deg,
      transparent 90deg 180deg,
      #a855f718 180deg 270deg,
      transparent 270deg 360deg);
  mix-blend-mode: screen;
  opacity: 0.35;
  z-index: -2;
  animation: rotateGlow 60s linear infinite;
}

/* LINKS */
a {
  color: var(--primary-strong);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}

/* NAVBAR */
.navbar {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(18px);
  background: linear-gradient(90deg, #020617f2, #020617d8);
  border-bottom: 1px solid #1f2937;
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 8px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

/* LOGO + BRAND */
.logo-wrap {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.logo-mark {
  width: 36px;
  height: 36px;
  border-radius: 999px;
  background:
    radial-gradient(circle at 30% 25%, #fff7ed, #fed7aa 45%, #9a3412 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  font-weight: 800;
  color: #111827;
  box-shadow: 0 0 20px rgba(248, 250, 252, 0.9);
  position: relative;
  overflow: hidden;
}

/* subtle spinning ring in logo */
.logo-mark::after {
  content: "";
  position: absolute;
  inset: 2px;
  border-radius: inherit;
  border: 1px dashed rgba(15, 23, 42, 0.25);
  border-top-color: rgba(15, 23, 42, 0.6);
  animation: spinRing 9s linear infinite;
}

.logo {
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--primary);
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

/* NAV LINKS */
.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 0.82rem;
}

.nav-links a {
  position: relative;
  padding: 6px 11px;
  border-radius: 999px;
  border: 1px solid transparent;
  color: var(--muted);
  background: transparent;
  transition:
    background 0.2s ease,
    color 0.2s ease,
    border-color 0.2s ease,
    transform 0.15s ease;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 10px;
  right: 10px;
  bottom: 3px;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--primary-strong), var(--secondary));
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 0.18s ease-out;
}

.nav-links a:hover,
.nav-links a.active {
  background: radial-gradient(circle at top, #0f172acc, #020617ee);
  color: var(--primary-strong);
  border-color: #1f2937;
  transform: translateY(-1px);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  transform: scaleX(1);
}

/* LAYOUT / SECTIONS */
.section,
main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 32px 16px 40px;
}

/* HEADINGS */
h1,
h2 {
  color: #e5e7eb;
  letter-spacing: 0.04em;
}

.section h2 {
  margin-top: 0;
  margin-bottom: 10px;
  font-size: 1.7rem;
}

/* lead text */
.lead {
  margin-top: 0;
  margin-bottom: 20px;
  color: var(--muted);
  font-size: 0.95rem;
  max-width: 46rem;
}

/* HERO */
.hero {
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 16px 28px;
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 1.6fr);
  gap: 28px;
  align-items: center;
}

.hero-title {
  font-size: 2.2rem;
  color: #f9fafb;
  margin-bottom: 10px;
  text-shadow: var(--glow-cyan);
}

.hero-subtitle {
  font-size: 1rem;
  color: var(--muted);
  margin-bottom: 18px;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 16px;
}

/* pill chips */
.pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.78rem;
  padding: 3px 9px;
  border-radius: 999px;
  background: #02081f;
  border: 1px solid #1f2937;
  color: var(--primary-strong);
  margin-right: 6px;
  margin-bottom: 6px;
}
.pill::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: radial-gradient(circle, var(--accent), #b45309);
  box-shadow: 0 0 8px rgba(249, 115, 22, 0.9);
}

/* BUTTONS */
.btn {
  display: inline-block;
  border-radius: 999px;
  padding: 8px 18px;
  font-size: 0.9rem;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease,
    background 0.2s ease,
    border-color 0.2s ease;
}

.btn-primary {
  background: radial-gradient(circle at 20% 0%, #a855f7, #0ea5e9);
  color: #f9fafb;
  box-shadow: 0 0 18px rgba(59, 130, 246, 0.7);
}

.btn-outline {
  background: transparent;
  border: 1px solid #1d4ed8;
  color: #bfdbfe;
}

.btn:hover {
  transform: translateY(-1px) scale(1.01);
  box-shadow: 0 0 18px rgba(56, 189, 248, 0.7);
}

/* CARDS / GRID */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}

.card {
  background: radial-gradient(circle at top left, #0f172ade, #020617f5);
  border-radius: 16px;
  padding: 16px 14px 18px;
  border: 1px solid rgba(148, 163, 184, 0.2);
  box-shadow: 0 16px 40px rgba(15, 23, 42, 0.8);
  position: relative;
  overflow: hidden;
}

/* animated border glow */
.card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  border: 1px solid transparent;
  background:
    linear-gradient(120deg, #38bdf8, #a855f7, #f97316, #38bdf8)
      border-box;
  mask:
    linear-gradient(#000 0 0) padding-box,
    linear-gradient(#000 0 0);
  mask-composite: exclude;
  opacity: 0.15;
  animation: borderShift 16s linear infinite;
}

.card h3 {
  margin: 0 0 6px;
  font-size: 1.05rem;
  color: #e5e7eb;
}

.card p {
  margin: 0;
  font-size: 0.88rem;
  color: var(--muted);
}

/* MAPS */
.map-embed {
  width: 100%;
  min-height: 260px;
  border: 0;
  border-radius: 16px;
  box-shadow: 0 16px 40px rgba(15, 23, 42, 0.9);
}

/* TABLES */
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.83rem;
  margin-top: 8px;
  background: #020617;
  border-radius: 12px;
  overflow: hidden;
}

th,
td {
  border: 1px solid #111827;
  padding: 6px 8px;
  text-align: center;
  white-space: nowrap;
}

th {
  background: linear-gradient(90deg, #0f172a, #020617);
  color: var(--primary);
  font-weight: 600;
}

tr:nth-child(even) td {
  background: rgba(15, 23, 42, 0.95);
}

tr:nth-child(odd) td {
  background: rgba(15, 23, 42, 0.85);
}

td:nth-child(2),
th:nth-child(2) {
  text-align: left;
  white-space: normal;
}

/* highlight BLRR/AEK in timetable if desired */
td:nth-child(2) {
  position: relative;
}

/* NOTES */
.note {
  font-size: 0.78rem;
  color: var(--muted);
  margin-top: 6px;
}

/* TWO-COLUMN LAYOUT */
.two-col {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(0, 1.1fr);
  gap: 20px;
  align-items: flex-start;
}

/* FORMS */
input,
textarea,
select {
  width: 100%;
  padding: 8px 10px;
  border-radius: 10px;
  border: 1px solid #1f2937;
  font-size: 0.9rem;
  font-family: inherit;
  background: #020617;
  color: var(--text);
  box-shadow: inset 0 0 0 1px #020617;
}

input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: #38bdf8;
  box-shadow: 0 0 0 1px #38bdf8, var(--glow-cyan);
}

label {
  font-size: 0.85rem;
  color: var(--muted);
  display: block;
  margin-bottom: 4px;
}

form .field {
  margin-bottom: 10px;
}

/* FOOTER */
footer {
  margin-top: 20px;
  padding: 16px;
  text-align: center;
  font-size: 0.78rem;
  color: var(--muted);
  border-top: 1px solid #0f172a;
  background: radial-gradient(circle at top, #020617, #000);
}

/* SHINING TIMETABLE ICON ON HOME */
.timetable-icon-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 12px;
  padding: 7px 12px;
  border-radius: 999px;
  background: radial-gradient(circle at 0% 0%, #1d4ed8, #020617);
  border: 1px solid #1e40af;
  color: #dbeafe;
  text-decoration: none;
  box-shadow: 0 0 22px rgba(59, 130, 246, 0.9);
  position: relative;
  overflow: hidden;
}

.timetable-icon-svg {
  width: 26px;
  height: 26px;
  filter: drop-shadow(0 0 6px rgba(59, 130, 246, 0.9));
  transition: transform 0.3s, filter 0.3s;
}

.timetable-icon-link span {
  font-size: 0.84rem;
  font-weight: 500;
}

/* animated "light sweep" */
.timetable-icon-link::after {
  content: "";
  position: absolute;
  top: -60%;
  left: -30%;
  width: 40%;
  height: 220%;
  background: linear-gradient(
    120deg,
    transparent,
    rgba(248, 250, 252, 0.95),
    transparent
  );
  transform: translateX(-120%);
  animation: shineSweep 2.3s infinite;
  opacity: 0.8;
}

.timetable-icon-link:hover .timetable-icon-svg {
  transform: scale(1.12);
  filter: drop-shadow(0 0 10px rgba(129, 140, 248, 1));
}

/* MEDIA QUERIES */
@media (max-width: 900px) {
  .hero,
  .two-col {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 720px) {
  .nav-inner {
    flex-direction: column;
    align-items: flex-start;
  }
  .nav-links {
    justify-content: flex-start;
  }
}

/* ANIMATIONS */
@keyframes fadeInBody {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes rotateGlow {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

@keyframes spinRing {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

@keyframes shineSweep {
  0% {
    transform: translateX(-140%);
  }
  55% {
    transform: translateX(210%);
  }
  100% {
    transform: translateX(210%);
  }
}

@keyframes borderShift {
  0% {
    transform: translateX(0);
  }
  50% {
    transform: translateX(-20%);
  }
  100% {
    transform: translateX(0);
  }
}