:root {
  --navy: #0b1f3a;
  --gold: #ffd60a;
  --gold-soft: #ffe566;
  --maroon: #ff375f;
  --coral: #ff6b6b;
  --teal: #64d2ff;
  --mint: #30d158;
  --violet: #bf5af2;
  --blue: #0a84ff;
  --ink: #1c1c1e;
  --muted: #636366;
  --wa: #30d158;
  --glass: rgba(255, 255, 255, 0.55);
  --glass-strong: rgba(255, 255, 255, 0.72);
  --glass-border: rgba(255, 255, 255, 0.65);
  --shadow: 0 18px 50px rgba(10, 132, 255, 0.12), 0 8px 24px rgba(191, 90, 242, 0.1);
  --radius: 24px;
  --sticky-top: 64px;
  --sticky-bottom: 76px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "SF Pro Display", "Segoe UI", system-ui, -apple-system, Roboto, "Noto Sans Telugu", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(ellipse 80% 50% at 0% 0%, rgba(10, 132, 255, 0.28), transparent 55%),
    radial-gradient(ellipse 70% 45% at 100% 5%, rgba(191, 90, 242, 0.26), transparent 50%),
    radial-gradient(ellipse 60% 40% at 50% 100%, rgba(255, 55, 95, 0.18), transparent 55%),
    radial-gradient(ellipse 50% 35% at 80% 60%, rgba(100, 210, 255, 0.22), transparent 50%),
    linear-gradient(165deg, #eef5ff 0%, #f7f0ff 40%, #fff5f8 100%);
  padding-top: var(--sticky-top);
  padding-bottom: calc(var(--sticky-bottom) + 16px);
  min-height: 100vh;
}

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

a {
  color: inherit;
  text-decoration: none;
}

.container {
  width: min(1100px, calc(100% - 28px));
  margin: 0 auto;
}

/* Liquid glass helper */
.glass {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow), inset 0 1px 0 rgba(255, 255, 255, 0.75);
  backdrop-filter: blur(22px) saturate(180%);
  -webkit-backdrop-filter: blur(22px) saturate(180%);
}

/* Top sticky — liquid glass */
.topbar {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 50;
  height: var(--sticky-top);
  background: rgba(255, 255, 255, 0.45);
  color: var(--navy);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.6);
  box-shadow: 0 8px 32px rgba(10, 132, 255, 0.08);
}

.topbar-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.brand img {
  width: 40px;
  height: 40px;
  object-fit: contain;
  background: rgba(255, 255, 255, 0.9);
  border-radius: 12px;
  padding: 3px;
  box-shadow: 0 4px 14px rgba(10, 132, 255, 0.15);
}

.brand-text {
  font-weight: 800;
  font-size: 0.95rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  background: linear-gradient(90deg, #0a84ff, #bf5af2);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.urgency {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.pill {
  background: rgba(255, 255, 255, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.7);
  color: var(--navy);
  border-radius: 999px;
  padding: 6px 11px;
  font-size: 0.76rem;
  font-weight: 700;
  backdrop-filter: blur(12px);
}

.pill.gold {
  background: linear-gradient(135deg, #ffd60a, #ff9f0a);
  color: #1c1c1e;
  border-color: transparent;
  box-shadow: 0 6px 18px rgba(255, 214, 10, 0.4);
}

/* Course thumbnail — full image, no crop */
.thumb-banner {
  padding: 18px 0 0;
}

.thumb-frame {
  border-radius: 28px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.75);
  box-shadow: var(--shadow), inset 0 1px 0 rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(18px) saturate(160%);
  -webkit-backdrop-filter: blur(18px) saturate(160%);
  line-height: 0;
  padding: 8px;
}

.thumb-frame img {
  width: 100%;
  height: auto;
  max-height: none;
  object-fit: contain;
  object-position: center;
  display: block;
  border-radius: 20px;
}

/* Featured strategy video under thumbnail */
.strategy-video {
  padding: 18px 0 6px;
}

.strategy-head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 16px;
}

.strategy-title {
  margin-bottom: 8px;
  font-size: clamp(1.55rem, 4.2vw, 2.35rem);
  line-height: 1.15;
}

.strategy-title-te {
  margin-top: 6px;
  font-size: 0.72em;
  font-weight: 700;
}

.strategy-feature {
  border-radius: 28px;
  overflow: hidden;
  box-shadow:
    0 28px 70px rgba(255, 55, 95, 0.18),
    0 14px 36px rgba(10, 132, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.7);
}

.strategy-stage {
  aspect-ratio: 16 / 9;
  min-height: min(52vw, 420px);
}

.strategy-stage .video-play-btn {
  width: 88px;
  height: 88px;
}

.strategy-stage .video-play-btn::after {
  border-left-width: 26px;
  border-top-width: 16px;
  border-bottom-width: 16px;
}

/* Hero */
.hero {
  padding: 22px 0 10px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 24px;
  align-items: center;
}

.badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.65);
  border: 1px solid rgba(255, 255, 255, 0.8);
  color: #5e5ce6;
  font-weight: 800;
  font-size: 0.78rem;
  padding: 6px 12px;
  border-radius: 999px;
  backdrop-filter: blur(12px);
}

.badge.off {
  background: linear-gradient(135deg, #ff375f, #bf5af2);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 8px 22px rgba(255, 55, 95, 0.35);
}

h1 {
  margin: 0 0 4px;
  font-size: clamp(1.7rem, 4vw, 2.5rem);
  line-height: 1.12;
  color: var(--navy);
  letter-spacing: -0.02em;
}

.course-te {
  margin: 0 0 12px;
  font-size: clamp(1.05rem, 2.4vw, 1.25rem);
  font-weight: 700;
  background: linear-gradient(90deg, #ff375f, #bf5af2);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.tagline {
  margin: 0 0 6px;
  color: var(--muted);
  font-size: 1.02rem;
  max-width: 40ch;
}

.tagline.te {
  margin-bottom: 16px;
  font-size: 0.95rem;
  color: #8e8e93;
}

.te-inline {
  background: linear-gradient(90deg, #0a84ff, #bf5af2);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-weight: 700;
}

.te-block {
  display: block;
  margin-top: 4px;
  color: #8e8e93;
}

.bi-en {
  display: block;
}

.bi-te {
  display: block;
  margin-top: 2px;
  font-size: 0.9em;
  color: #8e8e93;
  font-weight: 600;
}

.price-box {
  display: flex;
  align-items: baseline;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 18px;
}

.price-now {
  font-size: clamp(2rem, 5vw, 2.9rem);
  font-weight: 900;
  background: linear-gradient(120deg, #ff375f, #bf5af2 50%, #0a84ff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.price-was {
  font-size: 1.2rem;
  color: var(--muted);
  text-decoration: line-through;
}

/* Circular faculty photo — liquid glass ring */
.faculty-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 14px;
  padding: 22px 18px;
  border-radius: 32px;
  background: rgba(255, 255, 255, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.75);
  box-shadow: var(--shadow), inset 0 1px 0 rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  position: relative;
  overflow: hidden;
}

.faculty-card::before {
  content: "";
  position: absolute;
  width: 160px;
  height: 160px;
  top: -40px;
  right: -30px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(191, 90, 242, 0.45), transparent 70%);
  pointer-events: none;
}

.faculty-card::after {
  content: "";
  position: absolute;
  width: 140px;
  height: 140px;
  bottom: -30px;
  left: -20px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(10, 132, 255, 0.35), transparent 70%);
  pointer-events: none;
}

.faculty-photo {
  width: min(240px, 70vw);
  aspect-ratio: 1;
  border-radius: 50%;
  padding: 5px;
  background: linear-gradient(135deg, #0a84ff, #bf5af2, #ff375f, #ffd60a);
  box-shadow:
    0 16px 40px rgba(191, 90, 242, 0.35),
    0 0 0 6px rgba(255, 255, 255, 0.45);
  position: relative;
  z-index: 1;
  overflow: hidden;
}

.faculty-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  border-radius: 50%;
  display: block;
  background: #fff;
}

.faculty-meta {
  position: relative;
  z-index: 1;
}

.faculty-meta strong {
  display: block;
  font-size: 1.15rem;
  background: linear-gradient(90deg, #0a84ff, #bf5af2);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.faculty-meta span {
  color: var(--muted);
  font-size: 0.9rem;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 0;
  border-radius: 16px;
  padding: 14px 18px;
  font-weight: 800;
  cursor: pointer;
  font-size: 0.95rem;
  transition: transform 0.15s ease, filter 0.15s ease;
}

.btn:hover {
  transform: translateY(-2px);
  filter: brightness(1.05);
}

.btn-primary {
  background: linear-gradient(135deg, #ff375f, #bf5af2 55%, #0a84ff);
  color: #fff;
  box-shadow: 0 12px 30px rgba(255, 55, 95, 0.32);
}

.btn-wa {
  background: linear-gradient(135deg, #30d158, #64d2ff);
  color: #00330f;
  box-shadow: 0 12px 28px rgba(48, 209, 88, 0.3);
}

.btn-outline {
  background: rgba(255, 255, 255, 0.7);
  color: var(--navy);
  border: 1px solid rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
}

.btn-block {
  width: 100%;
}

/* Sections */
section {
  padding: 24px 0;
}

.section-title {
  margin: 0 0 14px;
  color: var(--navy);
  font-size: 1.3rem;
  letter-spacing: -0.01em;
}

.card {
  background: rgba(255, 255, 255, 0.55);
  border-radius: var(--radius);
  border: 1px solid rgba(255, 255, 255, 0.75);
  box-shadow: var(--shadow), inset 0 1px 0 rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(22px) saturate(170%);
  -webkit-backdrop-filter: blur(22px) saturate(170%);
  padding: 20px;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 10px;
}

.list li {
  display: block;
  background: rgba(255, 255, 255, 0.65);
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: 16px;
  padding: 12px 14px 12px 40px;
  font-weight: 600;
  position: relative;
  backdrop-filter: blur(10px);
}

.list li::before {
  content: "✓";
  position: absolute;
  left: 12px;
  top: 14px;
  color: #fff;
  background: linear-gradient(135deg, #0a84ff, #bf5af2);
  width: 22px;
  height: 22px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
}

/* Enroll */
.enroll {
  scroll-margin-top: calc(var(--sticky-top) + 12px);
}

.enroll-card {
  position: relative;
  overflow: hidden;
}

.enroll-card::before {
  content: "";
  position: absolute;
  inset: 0 auto auto 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, #ff375f, #ffd60a, #30d158, #0a84ff, #bf5af2);
}

.enroll-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}

.step-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  font-weight: 800;
  color: #5e5ce6;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 8px;
}

.step-num {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: linear-gradient(135deg, #0a84ff, #bf5af2);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.78rem;
}

label {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  margin: 10px 0 6px;
  color: var(--navy);
}

input {
  width: 100%;
  border: 1.5px solid rgba(10, 132, 255, 0.18);
  border-radius: 14px;
  padding: 12px 14px;
  font-size: 1rem;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(8px);
}

input:focus {
  outline: none;
  border-color: #0a84ff;
  box-shadow: 0 0 0 4px rgba(10, 132, 255, 0.18);
}

.form-note,
.bilingual-note {
  font-size: 0.82rem;
  color: var(--muted);
  margin: 8px 0 0;
}

.pay-amount {
  font-size: 1.5rem;
  font-weight: 900;
  background: linear-gradient(120deg, #ff375f, #bf5af2);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin: 0 0 10px;
}

.qr-wrap {
  background: rgba(255, 255, 255, 0.85);
  border-radius: 20px;
  padding: 12px;
  border: 1px dashed rgba(10, 132, 255, 0.35);
  display: grid;
  place-items: center;
}

.qr-wrap img {
  width: min(240px, 100%);
  border-radius: 10px;
}

.upi-row {
  display: flex;
  gap: 8px;
  align-items: center;
  margin: 12px 0;
  flex-wrap: wrap;
}

.upi-id {
  font-family: ui-monospace, Consolas, monospace;
  background: linear-gradient(135deg, #0b1f3a, #1c3a66);
  color: #ffd60a;
  padding: 10px 12px;
  border-radius: 12px;
  font-weight: 700;
}

.trust {
  font-size: 0.85rem;
  color: var(--muted);
  margin: 10px 0 0;
}

.divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(191, 90, 242, 0.35), transparent);
  margin: 16px 0;
}

.upload-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  text-align: center;
  padding: 18px 14px;
  border-radius: 18px;
  border: 2px dashed rgba(10, 132, 255, 0.45);
  background: rgba(255, 255, 255, 0.7);
  cursor: pointer;
  margin-bottom: 12px;
  transition: border-color 0.15s ease, background 0.15s ease, transform 0.15s ease;
}

.upload-box:hover,
.upload-box:focus-within {
  border-color: #bf5af2;
  background: rgba(255, 255, 255, 0.9);
  transform: translateY(-1px);
}

.upload-box.has-file {
  border-style: solid;
  border-color: #30d158;
}

.upload-icon {
  font-size: 1.6rem;
}

.upload-title {
  font-weight: 800;
  font-size: 0.9rem;
  color: var(--navy);
}

.upload-hint {
  font-size: 0.78rem;
  color: var(--muted);
}

.shot-preview {
  margin: 0 0 12px;
  border-radius: 16px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.8);
  padding: 8px;
}

.shot-preview img {
  width: 100%;
  max-height: 220px;
  object-fit: contain;
  border-radius: 12px;
  background: #f2f2f7;
}

.shot-clear {
  width: 100%;
  margin-top: 8px;
  padding: 10px 14px;
}

#paidWaBtn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  filter: grayscale(0.2);
  transform: none;
}

/* Course videos — Apple / Google style, right under enroll */
.videos {
  padding-top: 8px;
}

.videos-head {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 22px;
}

.videos-kicker {
  margin: 0 0 8px;
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: linear-gradient(90deg, #0a84ff, #bf5af2);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.videos-title {
  margin-bottom: 8px;
  font-size: clamp(1.45rem, 3.5vw, 2rem);
}

.videos-sub {
  margin: 0;
  color: var(--muted);
  font-size: 0.98rem;
  line-height: 1.45;
}

.video-feature {
  border-radius: 28px;
  overflow: hidden;
  background: rgba(28, 28, 30, 0.92);
  border: 1px solid rgba(255, 255, 255, 0.55);
  box-shadow: 0 24px 60px rgba(10, 132, 255, 0.16), 0 10px 28px rgba(191, 90, 242, 0.12);
  margin-bottom: 16px;
}

.video-stage {
  position: relative;
  aspect-ratio: 16 / 9;
  background: #000;
}

.video-stage iframe,
.video-stage img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
  object-fit: cover;
}

.video-play-overlay {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.15), rgba(0, 0, 0, 0.45));
  cursor: pointer;
  border: 0;
  padding: 0;
  width: 100%;
  height: 100%;
}

.video-play-btn {
  width: 74px;
  height: 74px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
  display: grid;
  place-items: center;
  transition: transform 0.15s ease;
}

.video-play-overlay:hover .video-play-btn {
  transform: scale(1.06);
}

.video-play-btn::after {
  content: "";
  width: 0;
  height: 0;
  border-left: 22px solid #ff375f;
  border-top: 14px solid transparent;
  border-bottom: 14px solid transparent;
  margin-left: 5px;
}

.video-feature-meta {
  padding: 14px 18px 16px;
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(18px) saturate(160%);
  -webkit-backdrop-filter: blur(18px) saturate(160%);
}

.video-feature-meta strong {
  display: block;
  font-size: 1.05rem;
  color: var(--navy);
}

.video-feature-meta span {
  display: block;
  margin-top: 2px;
  color: #8e8e93;
  font-size: 0.9rem;
  font-weight: 600;
}

.video-rail {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
}

.video-card {
  border: 0;
  padding: 0;
  text-align: left;
  cursor: pointer;
  background: rgba(255, 255, 255, 0.55);
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.75);
  box-shadow: 0 10px 28px rgba(10, 132, 255, 0.08);
  backdrop-filter: blur(16px);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.video-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 36px rgba(191, 90, 242, 0.16);
}

.video-card.active {
  outline: 2px solid #0a84ff;
  outline-offset: 2px;
}

.video-card-thumb {
  position: relative;
  aspect-ratio: 16 / 9;
  background: #111;
}

.video-card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.video-card-thumb .mini-play {
  position: absolute;
  right: 8px;
  bottom: 8px;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.95);
  display: grid;
  place-items: center;
}

.video-card-thumb .mini-play::after {
  content: "";
  width: 0;
  height: 0;
  border-left: 9px solid #ff375f;
  border-top: 6px solid transparent;
  border-bottom: 6px solid transparent;
  margin-left: 2px;
}

.video-card-body {
  padding: 10px 11px 12px;
}

.video-card-body strong {
  display: block;
  font-size: 0.82rem;
  line-height: 1.3;
  color: var(--navy);
}

.video-card-body span {
  display: block;
  margin-top: 2px;
  font-size: 0.74rem;
  color: #8e8e93;
  font-weight: 600;
}

@media (max-width: 900px) {
  .video-rail {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 520px) {
  .video-rail {
    display: flex;
    overflow-x: auto;
    gap: 10px;
    padding-bottom: 6px;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
  }

  .video-card {
    min-width: 72%;
    scroll-snap-align: start;
    flex-shrink: 0;
  }
}

.faq details {
  background: rgba(255, 255, 255, 0.55);
  border-radius: 16px;
  padding: 12px 14px;
  border: 1px solid rgba(255, 255, 255, 0.75);
  margin-bottom: 10px;
  backdrop-filter: blur(16px);
}

.faq summary {
  cursor: pointer;
  font-weight: 800;
  color: var(--navy);
}

.faq p {
  margin: 8px 0 0;
  color: var(--muted);
  font-weight: 500;
}

.footer {
  text-align: center;
  color: var(--muted);
  font-size: 0.85rem;
  padding: 10px 0 24px;
}

/* Sticky bottom CTA */
.bottombar {
  position: fixed;
  inset: auto 0 0 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.55);
  border-top: 1px solid rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  padding: 10px 0;
  box-shadow: 0 -10px 30px rgba(10, 132, 255, 0.1);
}

.bottombar-inner {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 10px;
}

.float-wa {
  position: fixed;
  right: 16px;
  bottom: calc(var(--sticky-bottom) + 16px);
  z-index: 60;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: linear-gradient(145deg, #30d158, #64d2ff);
  color: #00330f;
  display: grid;
  place-items: center;
  font-size: 1.55rem;
  box-shadow: 0 14px 32px rgba(48, 209, 88, 0.4);
  border: 2px solid rgba(255, 255, 255, 0.7);
  cursor: pointer;
}

.toast {
  position: fixed;
  left: 50%;
  bottom: calc(var(--sticky-bottom) + 80px);
  transform: translateX(-50%) translateY(20px);
  background: rgba(28, 28, 30, 0.88);
  color: #fff;
  padding: 12px 16px;
  border-radius: 16px;
  opacity: 0;
  pointer-events: none;
  transition: 0.25s ease;
  z-index: 80;
  max-width: min(90vw, 380px);
  text-align: center;
  font-weight: 700;
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* UPI app chooser sheet */
.upi-sheet {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}

.upi-sheet[hidden] {
  display: none !important;
}

.upi-sheet-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 20, 40, 0.45);
  backdrop-filter: blur(6px);
}

.upi-sheet-panel {
  position: relative;
  z-index: 1;
  width: min(480px, 100%);
  max-height: min(92vh, 640px);
  overflow: auto;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: 28px 28px 0 0;
  box-shadow: 0 -20px 60px rgba(10, 132, 255, 0.18);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  padding: 12px 18px 22px;
  animation: sheetUp 0.22s ease;
}

@keyframes sheetUp {
  from {
    transform: translateY(24px);
    opacity: 0.6;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.upi-sheet-handle {
  width: 42px;
  height: 5px;
  border-radius: 99px;
  background: rgba(60, 60, 67, 0.25);
  margin: 4px auto 14px;
}

.upi-sheet-panel h3 {
  margin: 0;
  text-align: center;
  font-size: 1.15rem;
  color: var(--navy);
}

.upi-sheet-amount {
  margin: 8px 0 4px;
  text-align: center;
  font-size: 1.8rem;
  font-weight: 900;
  background: linear-gradient(120deg, #ff375f, #bf5af2 50%, #0a84ff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.upi-sheet-sub {
  margin: 0 0 14px;
  text-align: center;
  color: var(--muted);
  font-size: 0.9rem;
}

.upi-app-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 12px;
}

.upi-app {
  display: flex;
  align-items: center;
  gap: 10px;
  border: 1px solid rgba(10, 132, 255, 0.14);
  background: rgba(255, 255, 255, 0.85);
  border-radius: 16px;
  padding: 12px;
  cursor: pointer;
  text-align: left;
  font: inherit;
  transition: transform 0.12s ease, box-shadow 0.12s ease;
}

.upi-app:hover,
.upi-app:active {
  transform: translateY(-1px);
  box-shadow: 0 10px 24px rgba(10, 132, 255, 0.12);
}

.upi-app-wide {
  grid-column: 1 / -1;
}

.upi-app-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  font-weight: 900;
  color: #fff;
  flex-shrink: 0;
}

.upi-app-icon.gpay {
  background: linear-gradient(135deg, #4285f4, #34a853);
}
.upi-app-icon.phonepe {
  background: linear-gradient(135deg, #5f259f, #9b59b6);
  font-size: 0.85rem;
}
.upi-app-icon.paytm {
  background: linear-gradient(135deg, #00baf2, #002e6e);
}
.upi-app-icon.bhim {
  background: linear-gradient(135deg, #ff6b00, #f7c948);
  color: #1c1c1e;
}
.upi-app-icon.other {
  background: linear-gradient(135deg, #0a84ff, #bf5af2);
  font-size: 1.2rem;
}

.upi-app-name {
  font-weight: 800;
  color: var(--navy);
  font-size: 0.92rem;
  line-height: 1.25;
}

.upi-app-name small {
  font-weight: 600;
  color: var(--muted);
  font-size: 0.75rem;
}

@media (min-width: 861px) {
  .upi-sheet {
    align-items: center;
    padding: 24px;
  }

  .upi-sheet-panel {
    border-radius: 28px;
  }
}

@media (max-width: 860px) {
  .hero-grid,
  .enroll-grid,
  .grid-2 {
    grid-template-columns: 1fr;
  }

  .brand-text {
    display: none;
  }

  .urgency .pill:not(.gold) {
    display: none;
  }

  h1 {
    font-size: 1.7rem;
  }

  .faculty-card {
    order: -1;
    max-width: 340px;
    margin: 0 auto;
  }

  .faculty-photo {
    width: min(200px, 58vw);
  }
}

@media (min-width: 861px) {
  body {
    padding-bottom: 24px;
  }

  .bottombar {
    display: none;
  }

  .float-wa {
    bottom: 24px;
  }
}