/* fonts loaded via <link> in HTML */

/* ══════════════════════════════════════════
   VARIABLES
══════════════════════════════════════════ */
:root {
  --bg:            #06101F;
  --bg-2:          #0A1828;
  --bg-card:       #0D1F35;
  --blue:          #3B8AED;
  --blue-bright:   #60A5FA;
  --blue-glow:     rgba(59,138,237,0.35);
  --blue-dim:      rgba(59,138,237,0.12);
  --blue-border:   rgba(59,138,237,0.22);
  --text:          #E2ECFF;
  --text-dim:      rgba(226,236,255,0.62);
  --text-soft:     rgba(226,236,255,0.32);
  --glass:         rgba(59,138,237,0.07);
  --glass-border:  rgba(255,255,255,0.10);
  --glass-hover:   rgba(59,138,237,0.13);
  --ff-brand:      'Comfortaa', 'Arial Rounded MT Bold', cursive;
  --ff-body:       'Noto Sans Devanagari', 'Kohinoor Devanagari', 'Devanagari MT', 'Devanagari Sangam MN', 'Arial Unicode MS', sans-serif;
  --radius:        16px;
  --radius-sm:     10px;
  --max-w:         960px;
}

/* ══════════════════════════════════════════
   RESET + BASE
══════════════════════════════════════════ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--ff-body);
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  overflow-x: hidden;
}

a { text-decoration: none; color: inherit; }
img { display: block; max-width: 100%; }

/* ══════════════════════════════════════════
   GRAIN TEXTURE
══════════════════════════════════════════ */
body::after {
  content: '';
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.035'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 9998;
}

/* ══════════════════════════════════════════
   BACKGROUND GLOW (shared)
══════════════════════════════════════════ */
.bg-glow {
  position: fixed;
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
}
.bg-glow-1 {
  width: 600px; height: 600px;
  top: -200px; left: 50%;
  transform: translateX(-50%);
  background: radial-gradient(circle, rgba(59,138,237,0.15) 0%, transparent 70%);
}
.bg-glow-2 {
  width: 400px; height: 400px;
  bottom: 0; right: -100px;
  background: radial-gradient(circle, rgba(59,138,237,0.08) 0%, transparent 70%);
}

/* ══════════════════════════════════════════
   CANVAS STARS
══════════════════════════════════════════ */
#stars-canvas {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  opacity: 0.5;
}

/* ══════════════════════════════════════════
   NAV
══════════════════════════════════════════ */
.site-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 1.25rem;
  height: 60px;
  background: rgba(6,16,31,0.82);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--glass-border);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.nav-logo-img {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}

.nav-logo-name {
  font-family: var(--ff-brand);
  font-size: 1.1rem;
  font-weight: 400;
  color: var(--text);
  letter-spacing: 0.02em;
}

.nav-back {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--ff-brand);
  font-size: 0.78rem;
  color: var(--text-dim);
  letter-spacing: 0.06em;
  transition: color 0.2s;
  padding: 0.5rem;
}
.nav-back:hover { color: var(--blue-bright); }
.nav-back svg { width: 16px; height: 16px; }

/* ══════════════════════════════════════════
   LANDING PAGE
══════════════════════════════════════════ */
.landing {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: 1.5rem;
  text-align: center;
}

/* Logo */
.landing-logo {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 1.75rem;
  animation: logoArrive 1.2s cubic-bezier(0.34, 1.56, 0.64, 1) both;
  box-shadow: 0 0 0 1px var(--blue-border),
              0 0 40px var(--blue-glow),
              0 0 80px rgba(59,138,237,0.15);
  position: relative;
  z-index: 1;
}

/* Brand */
.landing-brand {
  font-family: var(--ff-brand);
  font-size: clamp(2.8rem, 11vw, 5rem);
  font-weight: 300;
  color: var(--text);
  letter-spacing: -0.01em;
  line-height: 1;
  animation: fadeUp 0.8s 0.9s ease both;
  position: relative;
  z-index: 1;
  margin-bottom: 0.75rem;
}

.landing-tagline {
  font-family: var(--ff-brand);
  font-size: clamp(0.95rem, 3.5vw, 1.15rem);
  font-weight: 300;
  color: var(--text-dim);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  animation: fadeUp 0.8s 1.1s ease both;
  position: relative;
  z-index: 1;
  margin-bottom: 3rem;
}

/* CTA Button */
.btn-dive {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--ff-body);
  font-size: 1rem;
  font-weight: 400;
  color: #fff;
  background: var(--blue);
  padding: 0.9rem 2.5rem;
  border-radius: 100px;
  border: none;
  cursor: pointer;
  animation: fadeUp 0.8s 1.35s ease both;
  position: relative;
  z-index: 1;
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
  box-shadow: 0 4px 24px rgba(59,138,237,0.4);
  letter-spacing: 0.02em;
}

.btn-dive:hover {
  transform: translateY(-2px);
  background: var(--blue-bright);
  box-shadow: 0 8px 32px rgba(59,138,237,0.55);
}

.btn-dive:active { transform: translateY(0); }

.btn-dive svg { width: 18px; height: 18px; transition: transform 0.2s; }
.btn-dive:hover svg { transform: translateX(4px); }

/* ══════════════════════════════════════════
   DARSHAN PAGE
══════════════════════════════════════════ */
.darshan-page {
  min-height: 100vh;
  padding-top: 60px;
  position: relative;
}

.darshan-hero {
  text-align: center;
  padding: 3.5rem 1.5rem 2.5rem;
  position: relative;
  z-index: 1;
}

.darshan-eyebrow {
  font-family: var(--ff-brand);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 0.9rem;
  animation: fadeUp 0.7s ease both;
}

.darshan-title {
  font-family: var(--ff-body);
  font-size: clamp(2rem, 7vw, 3.2rem);
  font-weight: 500;
  color: var(--text);
  line-height: 1.2;
  margin-bottom: 1.25rem;
  animation: fadeUp 0.7s 0.1s ease both;
}

.darshan-oneliner {
  font-family: var(--ff-body);
  font-size: clamp(0.9rem, 3vw, 1.05rem);
  font-weight: 300;
  color: var(--text-dim);
  line-height: 1.9;
  max-width: 520px;
  margin: 0 auto;
  animation: fadeUp 0.7s 0.2s ease both;
}

/* Cards grid */
.topics-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  padding: 1rem 1.25rem 4rem;
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

/* Card */
.topic-card {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  aspect-ratio: 16/9;
  transition: transform 0.35s cubic-bezier(0.34,1.56,0.64,1),
              box-shadow 0.35s;
  border: 1px solid var(--glass-border);
  text-decoration: none;
}

.topic-card:hover {
  transform: translateY(-4px) scale(1.01);
  box-shadow: 0 16px 48px rgba(0,0,0,0.4), 0 0 0 1px var(--blue-border);
}

.topic-card-bg {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.topic-card:hover .topic-card-bg { transform: scale(1.04); }

/* Gradient placeholder when no image */
.topic-card-placeholder {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
}
.topic-card-placeholder.avastha {
  background: linear-gradient(135deg, #061428 0%, #0A2A5A 50%, #0D1A40 100%);
}
.topic-card-placeholder.bojh {
  background: linear-gradient(135deg, #100620 0%, #1A0A3A 50%, #120818 100%);
}
.topic-card-placeholder.nivaran {
  background: linear-gradient(135deg, #061824 0%, #083A50 50%, #0A2035 100%);
}

/* Card overlay */
.topic-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  z-index: 1;
  background: linear-gradient(
    to top,
    rgba(6,16,31,0.95) 0%,
    rgba(6,16,31,0.5) 45%,
    rgba(6,16,31,0.1) 100%
  );
  transition: opacity 0.35s;
}

/* Card decorative SVG (centered) */
.card-svg-wrap {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -60%);
  z-index: 1;
  opacity: 0.18;
  width: 80px;
  height: 80px;
  transition: opacity 0.35s, transform 0.35s;
}
.topic-card:hover .card-svg-wrap {
  opacity: 0.28;
  transform: translate(-50%, -62%) scale(1.08);
}

/* Card text */
.topic-card-body {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 2;
  padding: 1.25rem 1.5rem;
}

.topic-card-title {
  font-family: var(--ff-body);
  font-size: 1.65rem;
  font-weight: 500;
  color: #fff;
  line-height: 1.15;
  margin-bottom: 0.3rem;
}

.topic-card-sub {
  font-family: var(--ff-body);
  font-size: 0.82rem;
  font-weight: 300;
  color: rgba(255,255,255,0.55);
  letter-spacing: 0.04em;
}

/* Blue line on hover */
.topic-card-line {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--blue-bright);
  z-index: 3;
  transition: width 0.45s cubic-bezier(0.77,0,0.18,1);
}
.topic-card:hover .topic-card-line { width: 100%; }

/* ══════════════════════════════════════════
   INNER PAGE — HERO
══════════════════════════════════════════ */
.page-hero {
  position: relative;
  min-height: 260px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  margin-top: 60px;
}

.page-hero-bg {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  object-fit: cover;
  width: 100%;
  height: 100%;
  filter: brightness(0.55) saturate(1.1);
}

.page-hero-placeholder {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
}

.page-hero-overlay {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: linear-gradient(
    to top,
    rgba(6,16,31,1) 0%,
    rgba(6,16,31,0.6) 50%,
    rgba(6,16,31,0.2) 100%
  );
}

.page-hero-text {
  position: relative;
  z-index: 1;
  padding: 2rem 1.5rem;
  width: 100%;
}

.page-hero-eyebrow {
  font-family: var(--ff-brand);
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 0.5rem;
}

.page-hero-title {
  font-family: var(--ff-body);
  font-size: clamp(2.5rem, 9vw, 4rem);
  font-weight: 600;
  color: #fff;
  line-height: 1.1;
  margin-bottom: 0.4rem;
}

.page-hero-sub {
  font-family: var(--ff-body);
  font-size: 0.9rem;
  font-weight: 300;
  color: rgba(255,255,255,0.55);
}

/* ══════════════════════════════════════════
   CONTENT AREA
══════════════════════════════════════════ */
.content-wrap {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 2.5rem 1.5rem 5rem;
  position: relative;
  z-index: 1;
}

.content-intro {
  font-size: 1.05rem;
  font-weight: 300;
  color: var(--text-dim);
  line-height: 2;
  margin-bottom: 3rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--glass-border);
}

/* ══════════════════════════════════════════
   STAGE SECTIONS (Avastha page)
══════════════════════════════════════════ */
.stage {
  margin-bottom: 3.5rem;
  padding: 2rem 1.5rem;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  position: relative;
  overflow: hidden;
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.stage.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stage glow accent */
.stage::before {
  content: '';
  position: absolute;
  top: -40px; left: -40px;
  width: 180px; height: 180px;
  background: radial-gradient(circle, var(--blue-glow) 0%, transparent 70%);
  opacity: 0.4;
  pointer-events: none;
}

/* SVG icon */
.stage-icon {
  width: 72px;
  height: 72px;
  margin: 0 auto 1.25rem;
  display: block;
}

.stage-num {
  font-family: var(--ff-brand);
  font-size: 0.65rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--blue);
  text-align: center;
  margin-bottom: 0.4rem;
}

.stage-title {
  font-family: var(--ff-body);
  font-size: 1.8rem;
  font-weight: 600;
  color: var(--text);
  text-align: center;
  margin-bottom: 1.5rem;
  line-height: 1.2;
}

.stage-content p {
  font-family: var(--ff-body);
  font-size: 1rem;
  font-weight: 300;
  line-height: 2.1;
  color: var(--text-dim);
  margin-bottom: 1.1rem;
}

.stage-content p strong {
  color: var(--text);
  font-weight: 500;
}

.stage-content p em {
  color: var(--blue-bright);
  font-style: normal;
}

/* Stage divider */
.stage-divider {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin: 0 auto 3.5rem;
  max-width: 200px;
}
.stage-divider::before,
.stage-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--glass-border);
}
.stage-divider-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--blue);
  opacity: 0.5;
}

/* ══════════════════════════════════════════
   CALLOUT BOX
══════════════════════════════════════════ */
.callout {
  background: var(--blue-dim);
  border: 1px solid var(--blue-border);
  border-radius: var(--radius-sm);
  padding: 1.25rem 1.5rem;
  margin: 1.5rem 0;
}

.callout p {
  font-size: 0.95rem !important;
  line-height: 1.95 !important;
  color: var(--text-dim) !important;
}

/* ══════════════════════════════════════════
   PAGE NAV (prev/next)
══════════════════════════════════════════ */
.page-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin-top: 4rem;
  padding-top: 2rem;
  border-top: 1px solid var(--glass-border);
}

.page-nav-btn {
  display: block;
  padding: 1.1rem 1.25rem;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  transition: background 0.2s, border-color 0.2s;
}

.page-nav-btn:hover {
  background: var(--glass-hover);
  border-color: var(--blue-border);
}

.page-nav-btn.next { text-align: right; }

.page-nav-label {
  font-family: var(--ff-brand);
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 0.35rem;
}

.page-nav-title {
  font-family: var(--ff-body);
  font-size: 1rem;
  font-weight: 500;
  color: var(--text);
}

.page-nav-sub {
  font-size: 0.78rem;
  color: var(--text-soft);
  margin-top: 0.2rem;
}

/* ══════════════════════════════════════════
   COMING SOON PAGE
══════════════════════════════════════════ */
.coming-soon {
  min-height: 100vh;
  padding-top: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.coming-soon-inner {
  text-align: center;
  padding: 2rem 1.5rem;
  position: relative;
  z-index: 1;
  animation: fadeUp 0.8s ease both;
}

.coming-soon-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 2rem;
  opacity: 0.4;
}

.coming-soon-title {
  font-family: var(--ff-body);
  font-size: clamp(1.5rem, 6vw, 2.5rem);
  font-weight: 500;
  color: var(--text);
  margin-bottom: 1rem;
}

.coming-soon-text {
  font-family: var(--ff-body);
  font-size: 1rem;
  font-weight: 300;
  color: var(--text-dim);
  line-height: 1.9;
  max-width: 380px;
  margin: 0 auto 2.5rem;
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--ff-body);
  font-size: 0.9rem;
  color: var(--blue);
  border: 1px solid var(--blue-border);
  padding: 0.75rem 1.75rem;
  border-radius: 100px;
  transition: background 0.2s, color 0.2s;
}
.btn-ghost:hover {
  background: var(--blue-dim);
  color: var(--blue-bright);
}

/* ══════════════════════════════════════════
   SVG ANIMATIONS
══════════════════════════════════════════ */
.svg-astitva { animation: slowRotate 20s linear infinite; transform-origin: center; }
.svg-jeevan  { animation: sway 4s ease-in-out infinite; transform-origin: center bottom; }
.svg-chetna  { animation: pulse 3s ease-in-out infinite; }
.svg-vichar-r1 { animation: ripple 2.5s ease-out infinite; }
.svg-vichar-r2 { animation: ripple 2.5s ease-out 0.5s infinite; }
.svg-vichar-r3 { animation: ripple 2.5s ease-out 1s infinite; }
.svg-vichar-r4 { animation: ripple 2.5s ease-out 1.5s infinite; }

@keyframes logoArrive {
  0%   { opacity: 0; transform: scale(0.3) rotate(-270deg); filter: blur(10px); }
  60%  { transform: scale(1.08) rotate(8deg); filter: blur(0); }
  80%  { transform: scale(0.97) rotate(-3deg); }
  100% { opacity: 1; transform: scale(1) rotate(0deg); }
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(22px); }
  to   { opacity: 1; transform: translateY(0); }
}

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

@keyframes sway {
  0%, 100% { transform: rotate(-3deg); }
  50%       { transform: rotate(3deg); }
}

@keyframes pulse {
  0%, 100% { opacity: 0.8; transform: scale(1); }
  50%       { opacity: 1; transform: scale(1.06); }
}

@keyframes ripple {
  0%   { opacity: 0.8; transform: scale(0.9); }
  100% { opacity: 0; transform: scale(1.4); }
}

/* ══════════════════════════════════════════
   TABLET+
══════════════════════════════════════════ */
@media (min-width: 640px) {
  .topics-grid {
    grid-template-columns: 1fr;
    max-width: 600px;
  }

  .topic-card { aspect-ratio: 21/9; }

  .stage { padding: 2.5rem 2rem; }
  .stage-icon { width: 90px; height: 90px; }
  .stage-title { font-size: 2.2rem; }
  .stage-content p { font-size: 1.05rem; }

  .page-hero { min-height: 320px; }
  .page-hero-text { padding: 2.5rem 2rem; }
}

@media (min-width: 960px) {
  .topics-grid {
    grid-template-columns: repeat(3, 1fr);
    max-width: 900px;
    gap: 1.25rem;
  }

  .topic-card { aspect-ratio: 3/4; }

  .landing-logo { width: 140px; height: 140px; }
  .page-hero { min-height: 380px; }
  .content-wrap { padding: 3.5rem 2rem 6rem; }

  .stage {
    display: grid;
    grid-template-columns: 120px 1fr;
    gap: 2rem;
    align-items: start;
    padding: 2.5rem;
  }

  .stage-left {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    position: sticky;
    top: 90px;
  }

  .stage-icon { width: 100px; height: 100px; margin: 0; }
  .stage-num { text-align: center; }
  .stage-title { text-align: left; margin-bottom: 1rem; }
}