/* Cleaned & de-duplicated: last property wins per selector; media queries preserved. */

:root {
  --bg: #f9fafb;
  --border: #e5e7eb;
  --card: #ffffff;
  --coral: #F56E0B;
  --ink: #0E1630;
  --muted: #6b7280;
  --navy: #0E1630;
  --orange: #F59E0B;
  --radius: 18px;
  --red: #EF4444;
  --ring: rgba(45,212,191,0.4);
  --shadow: 0 10px 25px rgba(2,6,23,0.08),0 2px 8px rgba(2,6,23,0.06);
  --slate: #1F2937;
  --teal: #2DD4BF;
}

* {
  box-sizing: border-box;
}

html {
  margin: 0;
  padding: 0;
  font-family: Inter,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;
  color: var(--slate);
  background: var(--bg);
  scroll-behavior: smooth;
}

body {
  padding: 0;
  font-family: Inter,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;
  scroll-behavior: smooth;
  margin: 0;
  font: 16px/1.55 Inter,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;
  color: var(--slate);
  background: var(--bg);
}

a {
  color: inherit;
  text-decoration: none;
  transition: box-shadow .15s ease, border-color .15s ease, background-color .15s ease;
}

.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 18px;
  width: min(1180px,92vw);
  margin-inline: auto;
}

header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: #fff;
  border-bottom: 1px solid #e5e7eb;
  backdrop-filter: saturate(1.2) blur(6px);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  color: var(--ink);
}

.brand.compact {
  gap: 10px;
}

.brand img {
  height: 90px;
  width: auto;
  display: block;
}

.logo-small {
  height: 28px !important;
}

.brand .title {
  font-weight: 800;
  color: var(--ink);
  letter-spacing: -0.02em;
}

.brand .subtitle {
  font-weight: 600;
  color: #8aa1ad;
}

nav ul {
  display: flex;
  gap: 18px;
  list-style: none;
  margin: 0;
  padding: 0;
}

nav a {
  padding: 8px 12px;
  border-radius: 12px;
  font-weight: 600;
}

nav a:hover {
  background: #eef2f7;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 4px;
  cursor: pointer;
}

.hamburger span {
  width: 22px;
  height: 2px;
  background: var(--ink);
  display: block;
  border-radius: 2px;
}

.hero {
  background: linear-gradient(145deg,var(--navy),#111827 40%, #0b1324 60%);
  color: #e5f3f1;
  padding: 72px 0 48px;
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
}

.hero .cloud {
  position: absolute;
  inset: 0;
  background: radial-gradient(1000px 400px at -10% -10%, rgba(45,212,191,0.12), transparent 60%),
    radial-gradient(900px 380px at 120% 10%, rgba(245,158,11,0.12), transparent 60%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 28px;
  align-items: center;
}

.kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(45,212,191,0.12);
  color: #b7fff3;
  border: 1px solid rgba(45,212,191,0.25);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.headline {
  margin: 14px 0 8px;
  font-size: 44px;
  line-height: 1.06;
  letter-spacing: -0.02em;
  font-weight: 800;
  color: #E6F3FF;
}

.sub {
  font-size: 18px;
  color: #cbd5e1;
  max-width: 60ch;
}

.cta {
  display: flex;
  gap: 12px;
  margin-top: 20px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  border: none;
  padding: 12px 18px;
  border-radius: 14px;
  font-weight: 700;
  cursor: pointer;
  box-shadow: var(--shadow);
  transition: transform .06s ease, box-shadow .2s ease;
}

.btn-primary {
  background: var(--teal);
  color: #09312c;
}

.btn-primary:hover {
  transform: translateY(-1px);
}

.btn-ghost {
  background: rgba(255,255,255,0.06);
  color: #e5e7eb;
  border: 1px solid rgba(229,231,235,0.2);
}

.btn-ghost:hover {
  background: rgba(255,255,255,0.12);
}

.hero-card {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius);
  padding: 18px;
  backdrop-filter: blur(6px);
}

.ticker {
  overflow: hidden;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,0.15);
  background: rgba(255,255,255,0.03);
  margin-top: 12px;
}

.ticker-track {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  padding: 10px 12px;
  animation: none;
  will-change: auto;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 999px;
  font-weight: 700;
  background: #0f172a;
  border: 1px solid rgba(255,255,255,0.14);
}

.pill.html {
  background: rgba(239,68,68,0.15);
}

.dot.html {
  background: #EF4444;
}

.pill.flutter {
  background: rgba(45,212,191,0.15);
}

.dot.flutter {
  background: #2DD4BF;
}

.pill.python {
  background: rgba(245,158,11,0.15);
}

.dot.python {
  background: #F59E0B;
}

.pill.aws {
  background: rgba(245,110,11,0.15);
}

.dot.aws {
  background: #F56E0B;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  display: inline-block;
}

.dot.github {
  background: #fff;
}

section {
  padding: 64px 0;
}

h2 {
  font-size: 30px;
  margin: 0 0 12px;
  color: var(--ink);
  letter-spacing: -.01em;
}

.lead {
  color: var(--muted);
  max-width: 70ch;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3,1fr);
  gap: 18px;
  margin-top: 18px;
}

.card {
  background: var(--card);
  border: 1px solid #e5e7eb;
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow);
}

.card h3 {
  margin: 0 0 8px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #eef2f7;
  border: 1px solid #dbe2ea;
  color: #0b1324;
  font-weight: 700;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 12px;
}

.badge-mint {
  background: rgba(45,212,191,0.1);
  border-color: rgba(45,212,191,0.3);
  color: #0c544b;
}

.check {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: var(--teal);
}

.form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-top: 16px;
}

.form .full {
  grid-column: 1/-1;
}

label {
  font-weight: 600;
  font-size: 14px;
}

input {
  width: 100%;
  padding: 12px;
  border-radius: 12px;
  border: 1px solid #d1d5db;
  background: #fff;
  outline: none;
  box-shadow: none;
  font-size: 15px;
  transition: box-shadow .15s ease, border-color .15s ease, background-color .15s ease;
}

select {
  width: 100%;
  padding: 12px;
  border-radius: 12px;
  border: 1px solid #d1d5db;
  background: #fff;
  outline: none;
  box-shadow: none;
  font-size: 15px;
  transition: box-shadow .15s ease, border-color .15s ease, background-color .15s ease;
}

textarea {
  width: 100%;
  padding: 12px;
  border-radius: 12px;
  border: 1px solid #d1d5db;
  background: #fff;
  outline: none;
  box-shadow: none;
  font-size: 15px;
}

input:focus {
  border-color: var(--teal);
  box-shadow: 0 0 0 6px var(--ring);
}

select:focus {
  border-color: var(--teal);
  box-shadow: 0 0 0 6px var(--ring);
}

textarea:focus {
  border-color: var(--teal);
  box-shadow: 0 0 0 6px var(--ring);
}

.notice {
  margin-top: 8px;
  font-size: 13px;
  color: var(--muted);
}

footer {
  background: #0f172a;
  color: #cbd5e1;
  padding: 36px 0;
  margin-top: 24px;
}

footer a {
  color: #e2e8f0;
}

.foot-grid {
  display: grid;
  grid-template-columns: 1.3fr .7fr;
  gap: 18px;
  align-items: center;
}

.address {
  font-style: normal;
  line-height: 1.5;
}

.tiny {
  font-size: 12px;
  color: #7c90a2;
  margin-top: 8px;
}

.tiny-light {
  margin-top: 10px;
  color: #e2e8f0;
}

.testimonials {
  padding: 5px 0;
}

.testi-grid {
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(4, minmax(220px, 1fr));
}

.testi-card {
  display: grid;
  gap: 12px;
  align-content: start;
}

.testi-card .avatar {
  width: 72px;
  height: 72px;
  border-radius: 999px;
  object-fit: cover;
}

.testi-card blockquote {
  margin: 0;
  line-height: 1.5;
  font-size: 0.98rem;
  color: var(--slate);
}

.testi-card figcaption {
  font-weight: 600;
  color: var(--muted);
  font-size: .92rem;
}

.testi-card .track {
  font-weight: 500;
  opacity: .8;
}

.testi-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}

.testi-card .name {
  font-weight: 700;
}

.testi-card .dot {
  opacity: .4;
}

.filterbar {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}

.filterbar button {
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: 999px;
  padding: 8px 14px;
  color: var(--slate);
  cursor: pointer;
  font-weight: 600;
}

.filterbar button.active {
  border-color: var(--teal);
  box-shadow: 0 0 0 6px var(--ring);
}

.hof-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(3,1fr);
}

.hof-card img {
  width: 100%;
  border-radius: 12px;
  border: 1px solid #e5e7eb;
}

html:focus-within {
  scroll-behavior: smooth;
}

a:hover {
  text-decoration: underline;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: #fff;
  border-bottom: 1px solid var(--border);
  backdrop-filter: saturate(120%) blur(6px);
}

.brand-logo {
  width: 32px;
  height: 32px;
  object-fit: contain;
}

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

.primary-nav .dropdown {
  position: relative;
}

.dropbtn {
  background: #fff;
  border: 1px solid var(--border);
  color: var(--slate);
  border-radius: 999px;
  padding: .45rem .85rem;
  cursor: pointer;
  font-weight: 600;
}

.dropbtn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 6px var(--ring);
}

.dropdown-content {
  display: none;
  position: absolute;
  top: 120%;
  left: 0;
  min-width: 200px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: var(--shadow);
  padding: .35rem;
}

.dropdown-content a {
  display: block;
  padding: .55rem .7rem;
  color: var(--slate);
  border-radius: 10px;
}

.dropdown-content a:hover {
  background: #f3f4f6;
}

.dropdown:hover .dropdown-content {
  display: block;
}

.controls {
  margin-top: 14px;
  display: flex;
  gap: .6rem;
  flex-wrap: wrap;
}

.controls input {
  background: #fff;
  border: 1px solid var(--border);
  color: var(--slate);
  border-radius: 12px;
  padding: .6rem .7rem;
  outline: none;
}

.controls select {
  background: #fff;
  border: 1px solid var(--border);
  color: var(--slate);
  border-radius: 12px;
  padding: .6rem .7rem;
  outline: none;
}

.controls input:focus {
  border-color: var(--teal);
  box-shadow: 0 0 0 6px var(--ring);
}

.controls select:focus {
  border-color: var(--teal);
  box-shadow: 0 0 0 6px var(--ring);
}

.controls .ghost {
  background: none;
  border: 1px dashed var(--border);
  color: var(--muted);
  border-radius: 12px;
  padding: .6rem .7rem;
  cursor: pointer;
}

.controls .ghost:hover {
  color: var(--ink);
  border-style: solid;
}

.subnav {
  position: sticky;
  top: 56px;
  z-index: 40;
  background: #fff;
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(6px);
}

.subnav-inner {
  display: flex;
  gap: 1rem;
  padding: .6rem 0;
  flex-wrap: wrap;
}

.subnav a {
  color: var(--muted);
  font-weight: 600;
}

.subnav a:hover {
  color: var(--ink);
}

.section {
  padding: 42px 0;
}

.section.alt {
  background: #f3f4f6;
  border-block: 1px solid var(--border);
}

.section-head {
  margin-bottom: 16px;
}

.muted {
  color: var(--muted);
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill,minmax(230px,1fr));
  gap: 16px;
}

.student-card .meta {
  display: flex;
  align-items: center;
  gap: .8rem;
}

.avatar {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  object-fit: cover;
  background: #f3f4f6;
  border: 1px solid var(--border);
}

.tag {
  font-size: .78rem;
  color: #0c544b;
  background: rgba(45,212,191,.12);
  border: 1px solid rgba(45,212,191,.35);
  padding: .18rem .55rem;
  border-radius: 999px;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: .35rem;
  margin-top: .4rem;
}

.kv {
  display: flex;
  gap: 6px;
  align-items: center;
  color: var(--muted);
  font-size: .92rem;
}

.kv strong {
  color: var(--ink);
}

.batch-wrap {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.batch {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
}

.batch h3 {
  margin: 0;
  font-size: 1rem;
  padding: 12px 14px;
  background: #f9fafb;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
}

.batch .batch-body {
  display: none;
  padding: 12px 14px;
  border-top: 1px solid var(--border);
}

.batch.open .batch-body {
  display: block;
}

.hof-grid .student-card {
  border: 1px solid rgba(45,212,191,.35);
}

.hof-badge {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  font-size: .85rem;
  color: #0c544b;
  background: rgba(45,212,191,.12);
  border: 1px solid rgba(45,212,191,.35);
  padding: .15rem .6rem;
  border-radius: 999px;
}

.footer {
  border-top: 1px solid var(--border);
  padding: 26px 0;
  color: var(--muted);
  text-align: center;
  background: transparent;
}

button {
  transition: box-shadow .15s ease, border-color .15s ease, background-color .15s ease;
}

button:focus-visible {
  outline: none;
  box-shadow: 0 0 0 6px var(--ring);
}

a:focus-visible {
  outline: none;
  box-shadow: 0 0 0 6px var(--ring);
}

input:focus-visible {
  outline: none;
  box-shadow: 0 0 0 6px var(--ring);
}

select:focus-visible {
  outline: none;
  box-shadow: 0 0 0 6px var(--ring);
}

@media (max-width:860px) {
nav ul {
  display: none;
  position: absolute;
  top: 64px;
  right: 18px;
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: 14px;
  box-shadow: var(--shadow);
  padding: 10px;
  flex-direction: column;
}

nav ul.open {
  display: flex;
}

.hamburger {
  display: flex;
}
}

@media (max-width:920px) {
.hero-grid {
  grid-template-columns: 1fr;
}
}

@media (max-width:900px) {
.cards {
  grid-template-columns: 1fr 1fr;
}
}

@media (max-width:640px) {
.cards {
  grid-template-columns: 1fr;
}
}

@media (max-width:760px) {
.foot-grid {
  grid-template-columns: 1fr;
}
}

@media (max-width: 2000px) {
.testi-grid {
  grid-template-columns: repeat(2, 1fr);
}
}

@media (max-width: 640px) {
.testi-grid {
  grid-template-columns: 1fr;
}
}

@media (max-width:900px) {
.hof-grid {
  grid-template-columns: 1fr 1fr;
}
}

@media (max-width:640px) {
.hof-grid {
  grid-template-columns: 1fr;
}
}


.foot-heading{margin:10px 0 6px;color:#e2e8f0;letter-spacing:-.01em}
.contact-list{list-style:none;margin:8px 0 0;padding:0;display:grid;gap:6px}
.contact-list a{color:#e2e8f0}
.foot-links ul{list-style:none;margin:8px 0 0;padding:0;display:grid;gap:6px}
.foot-links a{color:#e2e8f0}
.foot-sub{margin:0 0 6px;color:#cbd5e1;font-size:0.98rem}

/* === Poster Carousel === */
.poster-carousel{
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: linear-gradient(180deg,#f8fafc,#ffffff);
  box-shadow: var(--shadow);
}
.poster-track{
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: 100%;
  transition: transform 1s ease;
  will-change: transform;
}
.poster-card{
  padding: 28px;
  min-height: 180px;
  display: grid;
  align-content: start;
  gap: 10px;
  background:
    radial-gradient(600px 220px at -10% -10%, rgba(45,212,191,0.10), transparent 60%),
    radial-gradient(520px 180px at 110% 0%, rgba(245,158,11,0.10), transparent 60%);
}
.poster-card h3{
  margin: 0;
  font-size: 1.35rem;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.poster-card p{
  margin: 0;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.55;
}
.poster-nav{
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: #fff;
  box-shadow: var(--shadow);
  cursor: pointer;
  font-weight: 800;
  font-size: 18px;
  line-height: 1;
}
.poster-nav.prev{ left: 10px; }
.poster-nav.next{ right: 10px; }
.poster-nav:focus-visible{ outline: none; box-shadow: 0 0 0 6px var(--ring); }

.poster-dots{
  display: flex;
  gap: 8px;
  justify-content: center;
  padding: 12px 0 16px;
  background: linear-gradient(180deg, transparent, #fff 40%);
}
.poster-dots button{
  width: 8px;
  height: 8px;
  border-radius: 999px;
  border: 1px solid #cbd5e1;
  background: #fff;
  cursor: pointer;
  padding: 0;
}
.poster-dots button[aria-selected="true"]{
  background: var(--teal);
  border-color: var(--teal);
  width: 18px;
  border-radius: 999px;
  transition: width .2s ease;
}

@media (max-width: 640px){
  .poster-card{ padding: 20px; }
}