:root {
  --bg: #020515;
  --bg-alt: #050821;
  --bg-elevated: #090d2b;
  --accent: #4f46e5;
  --accent-soft: rgba(79, 70, 229, 0.18);
  --accent-2: #06b6d4;
  --accent-2-soft: rgba(6, 182, 212, 0.14);
  --text: #f9fafb;
  --text-muted: #9ca3af;
  --border-subtle: rgba(148, 163, 184, 0.35);
  --card-radius: 18px;
  --shadow-soft: 0 24px 80px rgba(15, 23, 42, 0.7);
}

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

html,
body {
  margin: 0;
  padding: 0;
  height: 100%;
}

body {
  font-family: "Space Grotesk", system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
  background: radial-gradient(circle at top left, #1d233b 0, #020515 50%)
    fixed;
  color: var(--text);
  -webkit-font-smoothing: antialiased;
}

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

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

.container {
  width: 100%;
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(20px);
  background: linear-gradient(
    to bottom,
    rgba(2, 6, 23, 0.95),
    rgba(2, 6, 23, 0.7),
    transparent
  );
  border-bottom: 1px solid rgba(148, 163, 184, 0.16);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 0.5rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-weight: 600;
  letter-spacing: 0.03em;
}

.logo-mark {
  width: 32px;
  height: 32px;
  border-radius: 999px;
  background: radial-gradient(circle at 30% 20%, #a855f7, #4f46e5 60%, #0ea5e9);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  box-shadow: 0 0 24px rgba(79, 70, 229, 0.9);
}

.logo-text {
  font-size: 0.98rem;
}

.logo-img {
  height: 50px;
  width: auto;
  display: block;
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.4rem;
  font-size: 0.9rem;
}

.nav a {
  color: var(--text-muted);
  padding: 0.35rem 0;
  position: relative;
  transition: color 0.18s ease;
}

.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(to right, var(--accent), var(--accent-2));
  transition: width 0.2s ease;
}

.nav a:hover {
  color: var(--text);
}

.nav a:hover::after {
  width: 100%;
}

.nav-cta {
  padding: 0.45rem 0.9rem;
  border-radius: 999px;
  border: 1px solid rgba(79, 70, 229, 0.45);
  box-shadow: 0 0 0 1px rgba(79, 70, 229, 0.18);
  background: radial-gradient(circle at top, rgba(79, 70, 229, 0.25), transparent);
  color: var(--text);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 34px;
  height: 34px;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.4);
  background: rgba(15, 23, 42, 0.85);
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 16px;
  height: 2px;
  background: var(--text);
  border-radius: 999px;
  margin: 0 auto;
}

.hero {
  position: relative;
  overflow: hidden;
  padding: 3.5rem 0 3rem;
}

.hero-gradient {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 10% -10%, rgba(56, 189, 248, 0.5), transparent 60%),
    radial-gradient(circle at 90% 10%, rgba(129, 140, 248, 0.55), transparent 55%),
    radial-gradient(circle at 50% 90%, rgba(236, 72, 153, 0.36), transparent 55%);
  opacity: 0.65;
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(0, 1.2fr);
  gap: 3.25rem;
  align-items: center;
}

.hero-copy h1 {
  font-size: clamp(2.4rem, 3.4vw, 3.1rem);
  letter-spacing: -0.04em;
  margin: 0.3rem 0 0.8rem;
}

.eyebrow {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent-2);
}

.hero-subtitle {
  color: var(--text-muted);
  max-width: 36rem;
  font-size: 0.98rem;
  line-height: 1.6;
}

.hero-meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.1rem;
  margin: 1.9rem 0 1.7rem;
}

.hero-meta h3 {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin: 0 0 0.15rem;
  color: var(--text-muted);
}

.hero-meta p {
  margin: 0;
  font-size: 0.96rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.65rem 1.3rem;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 500;
  border: 1px solid transparent;
  cursor: pointer;
  transition:
    transform 0.15s ease,
    box-shadow 0.15s ease,
    background 0.15s ease,
    border-color 0.15s ease;
}

.btn-primary {
  background: radial-gradient(circle at 20% 0%, #a855f7, #4f46e5 55%, #0ea5e9);
  box-shadow: 0 18px 55px rgba(30, 64, 175, 0.8);
  color: #f9fafb;
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 24px 70px rgba(30, 64, 175, 0.9);
}

.btn-secondary {
  border-color: rgba(148, 163, 184, 0.4);
  background: rgba(15, 23, 42, 0.85);
  color: var(--text-muted);
}

.btn-secondary:hover {
  border-color: rgba(148, 163, 184, 0.7);
  color: var(--text);
}

.hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-photo-frame {
  margin: 0;
  max-width: 420px;
  width: 100%;
}

.hero-photo {
  width: 100%;
  border-radius: 18px;
  border: 1px solid rgba(148, 163, 184, 0.5);
  box-shadow: 0 26px 70px rgba(15, 23, 42, 0.9);
  object-fit: cover;
}

.hero-photo-caption {
  margin-top: 0.45rem;
  font-size: 0.78rem;
  color: var(--text-muted);
}

.orbital {
  position: relative;
  width: min(320px, 80vw);
  height: min(320px, 80vw);
  border-radius: 50%;
  background: radial-gradient(circle at 30% 20%, #38bdf8, #0f172a 65%);
  box-shadow: 0 32px 90px rgba(15, 23, 42, 0.9);
  overflow: hidden;
}

.orbital-core {
  position: absolute;
  inset: 24%;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 25%, #e0f2fe, #4f46e5 55%, #020617);
}

.orbital-ring {
  position: absolute;
  inset: 10%;
  border-radius: 50%;
  border: 1px dashed rgba(148, 163, 184, 0.6);
}

.orbital-ring-1 {
  transform: rotateX(65deg) rotateZ(15deg);
}

.orbital-ring-2 {
  transform: rotateX(70deg) rotateZ(80deg);
}

.orbital-ring-3 {
  transform: rotateX(80deg) rotateZ(-40deg);
}

.orbital-particle {
  position: absolute;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #e0f2fe;
  box-shadow: 0 0 22px rgba(96, 165, 250, 0.9);
}

.orbital-particle-1 {
  top: 12%;
  left: 25%;
}

.orbital-particle-2 {
  bottom: 18%;
  right: 20%;
}

.orbital-particle-3 {
  top: 45%;
  right: 8%;
}

.hero-badge {
  position: absolute;
  bottom: 1.1rem;
  left: 50%;
  transform: translateX(-50%);
  padding: 0.5rem 0.85rem;
  background: rgba(15, 23, 42, 0.92);
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.7);
  box-shadow: 0 18px 40px rgba(15, 23, 42, 0.9);
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 0.1rem;
}

.badge-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--accent-2);
}

.badge-text {
  font-size: 0.84rem;
}

.section {
  padding: 3.2rem 0;
}

.section-alt {
  background: radial-gradient(circle at top, #020617 0, #020617 30%, #020617);
}

.section-header {
  max-width: 640px;
  margin: 0 auto 2rem;
  text-align: center;
}

.section-header h2 {
  font-size: 1.6rem;
  letter-spacing: -0.03em;
  margin-bottom: 0.4rem;
}

.section-header p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.97rem;
}

.two-column {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1.1fr);
  gap: 2rem;
  align-items: flex-start;
}

.two-column p {
  color: var(--text-muted);
  font-size: 0.98rem;
  line-height: 1.7;
}

.about-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.stat-card {
  background: radial-gradient(circle at top left, #111827, rgba(15, 23, 42, 0.6));
  border-radius: var(--card-radius);
  border: 1px solid var(--border-subtle);
  padding: 1rem 1.1rem;
  box-shadow: var(--shadow-soft);
}

.stat-card h3 {
  margin: 0 0 0.25rem;
  font-size: 1.05rem;
}

.stat-card p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
  max-width: 900px;
  margin: 0 auto;
}

.team-card {
  display: flex;
  flex-direction: column;
  background: radial-gradient(circle at top left, #111827, rgba(15, 23, 42, 0.6));
  border-radius: var(--card-radius);
  border: 1px solid var(--border-subtle);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}

.team-photo-frame {
  margin: 0.75rem 0.75rem 0;
  padding: 0.4rem;
  border: 1px solid var(--border-subtle);
  border-radius: var(--card-radius);
  background: rgba(9, 13, 43, 0.55);
  line-height: 0;
}

.team-photo-link {
  display: block;
  line-height: 0;
  color: inherit;
  text-decoration: none;
  cursor: pointer;
}

.team-photo-link:focus-visible {
  outline: 2px solid var(--accent-2);
  outline-offset: 2px;
  border-radius: calc(var(--card-radius) - 6px);
}

.team-photo {
  width: 100%;
  height: auto;
  display: block;
  border-radius: calc(var(--card-radius) - 6px);
}

.team-card-body {
  padding: 1rem 1.15rem 1.2rem;
}

.team-card-body h3 {
  margin: 0 0 0.25rem;
  font-size: 1.05rem;
  letter-spacing: -0.02em;
}

.team-role {
  margin: 0;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--accent-2);
}

.sub-items {
  margin-top: 0.4rem;
  padding-left: 0;
  margin-left: 0;
  border-left: none;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.sub-items li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.6rem;
  align-items: baseline;
}

.sub-items .time {
  font-size: 0.78rem;
  width: 110px;
}

.sub-items .label {
  font-size: 0.88rem;
  color: var(--text-muted);
}

.sub-items .speaker-name {
  display: block;
  font-size: 0.94rem;
  font-weight: 500;
  color: var(--text);
}

.sub-items .talk-title {
  display: block;
  margin-top: 0.25rem;
  font-size: 0.86rem;
  font-weight: 400;
  line-height: 1.45;
  color: var(--text-muted);
}

.schedule {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.2rem;
}

.prize-layout {
  display: grid;
  grid-template-columns: minmax(220px, 0.9fr) minmax(0, 1.6fr);
  gap: 1.2rem;
  align-items: stretch;
}

.prize-total-card,
.prize-breakdown-card {
  border-radius: var(--card-radius);
  border: 1px solid var(--border-subtle);
  background: radial-gradient(circle at top left, #111827, rgba(15, 23, 42, 0.6));
  box-shadow: var(--shadow-soft);
}

.prize-total-card {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 1.25rem 1.3rem;
}

.prize-total-label {
  margin: 0;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--text-muted);
}

.prize-total-amount {
  margin: 0.4rem 0 0;
  font-size: clamp(2.2rem, 5vw, 3.2rem);
  font-weight: 700;
  line-height: 1;
}

.prize-breakdown-card {
  padding: 1.15rem 1.2rem;
}

.prize-breakdown-card h3 {
  margin: 0 0 0.8rem;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

.prize-breakdown-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.prize-breakdown-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.7rem 0;
  border-top: 1px solid rgba(148, 163, 184, 0.25);
  font-size: 1rem;
}

.prize-breakdown-list li:first-child {
  border-top: 0;
  padding-top: 0;
}

.prize-breakdown-list li strong {
  font-size: 1.1rem;
}

.winners-card {
  max-width: 720px;
  margin: 0 auto;
  border-radius: var(--card-radius);
  border: 1px solid var(--border-subtle);
  background: radial-gradient(circle at top left, #111827, rgba(15, 23, 42, 0.6));
  box-shadow: var(--shadow-soft);
  padding: 1.15rem 1.25rem 1.25rem;
}

.winners-card-title {
  margin: 0 0 0.5rem;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

.winners-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.winners-list > li {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.25fr);
  gap: 0.75rem 1.5rem;
  padding: 1rem 0;
  border-top: 1px solid rgba(148, 163, 184, 0.25);
  align-items: start;
}

.winners-list > li:first-child {
  border-top: 0;
  padding-top: 0.15rem;
}

.winners-award {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.winners-rank {
  font-weight: 600;
  font-size: 1rem;
  line-height: 1.35;
  letter-spacing: -0.02em;
}

.winners-prize {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--accent-2);
}

.winners-names p {
  margin: 0;
  font-size: 0.97rem;
  line-height: 1.55;
}

.winners-names-detail {
  margin: 0.35rem 0 0 !important;
  font-size: 0.86rem !important;
  color: var(--text-muted) !important;
  line-height: 1.45 !important;
}

.winners-names--stack p + p {
  margin-top: 0.25rem;
}

@media (max-width: 560px) {
  .winners-list > li {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }
}

.winners-photo {
  margin: 2.25rem auto 0;
  max-width: min(900px, 100%);
  padding: 0.4rem;
  border: 1px solid var(--border-subtle);
  border-radius: var(--card-radius);
  background: rgba(9, 13, 43, 0.55);
  line-height: 0;
  box-shadow: var(--shadow-soft);
}

.winners-photo img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: calc(var(--card-radius) - 6px);
}

.schedule-day {
  background: radial-gradient(circle at top, #020617, #020617 75%, #030712);
  border-radius: var(--card-radius);
  border: 1px solid var(--border-subtle);
  padding: 1.15rem 1.2rem;
  box-shadow: var(--shadow-soft);
}

.schedule-day h3 {
  margin: 0 0 0.8rem;
  font-size: 1.02rem;
}

.schedule-day ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.schedule-day li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.6rem;
  align-items: baseline;
}

.schedule-day .time {
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--text-muted);
  white-space: nowrap;
  width: 110px;
}

.schedule-day .label {
  font-size: 0.94rem;
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  max-width: 720px;
  margin: 0 auto;
}

.faq-item {
  width: 100%;
  text-align: left;
  border-radius: 14px;
  border: 1px solid var(--border-subtle);
  background: radial-gradient(circle at top left, #020617, #020617 70%, #020617);
  padding: 0.8rem 1rem;
  cursor: pointer;
  color: inherit;
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.2rem;
}

.faq-question span:first-child {
  font-size: 0.98rem;
}

.faq-icon {
  width: 1.4rem;
  height: 1.4rem;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.6);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.22s ease;
}

.faq-answer p {
  margin: 0.7rem 0 0.1rem;
  color: var(--text-muted);
  font-size: 0.94rem;
  line-height: 1.6;
}

.faq-item[aria-expanded="true"] .faq-answer {
  max-height: 160px;
}

.faq-item[aria-expanded="true"] .faq-icon {
  background: var(--accent-soft);
  border-color: rgba(79, 70, 229, 0.7);
  color: var(--accent-2);
}

.sponsor-tier-label {
  text-align: center;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--text-muted);
  margin: 1.5rem 0 0.6rem;
}

.sponsor-tier {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.sponsor-card {
  border-radius: var(--card-radius);
  border: 1px dashed rgba(148, 163, 184, 0.55);
  background: radial-gradient(circle at top left, rgba(15, 23, 42, 0.9), #020617);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.1rem;
}

.sponsor-tier--title .sponsor-card {
  width: 100%;
  height: 140px;
  padding: 1.8rem 1.5rem;
  border-style: solid;
  border-color: rgba(79, 70, 229, 0.55);
  background:
    radial-gradient(circle at 20% 0%, rgba(168, 85, 247, 0.18), transparent 60%),
    radial-gradient(circle at 80% 10%, rgba(14, 165, 233, 0.14), transparent 55%),
    radial-gradient(circle at top left, rgba(15, 23, 42, 0.9), #020617);
}

.sponsor-tier--premier .sponsor-card {
  width: 100%;
  height: 120px;
  padding: 1.2rem 1.3rem;
}

.sponsor-tier--main .sponsor-card,
.sponsor-tier--partners .sponsor-card {
  flex: 1;
  min-width: 240px;
  height: 104px;
}

.sponsor-tier--partners .sponsor-card {
  height: 84px;
  opacity: 0.75;
}

.sponsor-card a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
}

.sponsor-card img {
  max-width: 94%;
  max-height: 100%;
  object-fit: contain;
  filter: grayscale(20%);
  transition: filter 0.2s ease, opacity 0.2s ease;
}

.sponsor-tier--title .sponsor-card img {
  max-height: 92px;
}

.sponsor-tier--premier .sponsor-card img {
  max-height: 88px;
}

.sponsor-tier--main .sponsor-card img {
  max-height: 74px;
}

.sponsor-tier--partners .sponsor-card img {
  max-height: 60px;
}

.sponsor-card:hover img {
  filter: grayscale(0%);
  opacity: 1;
}

.sponsor-text-logo {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.15rem;
  text-align: center;
  line-height: 1.05;
}

.sponsor-text-logo-main {
  font-size: clamp(2.1rem, 6.2vw, 3.9rem);
  font-weight: 700;
  letter-spacing: 0.015em;
  color: #d8f5ff;
  text-shadow:
    0 0 20px rgba(56, 189, 248, 0.25),
    0 0 38px rgba(168, 85, 247, 0.15);
}

.sponsor-text-logo-sub {
  font-size: clamp(0.95rem, 2.3vw, 1.3rem);
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: rgba(216, 245, 255, 0.78);
}

.apply-section {
  border-top: 1px solid rgba(148, 163, 184, 0.3);
  background: radial-gradient(circle at top center, #020617, #020617 80%, #020617);
}

.apply-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1.1fr);
  gap: 2rem;
  align-items: center;
}

.apply-inner p {
  color: var(--text-muted);
  font-size: 0.97rem;
}

.apply-actions {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  align-items: flex-start;
}

.btn-wide {
  width: 100%;
}

.btn-ghost {
  border-color: rgba(148, 163, 184, 0.4);
  background: transparent;
  color: var(--text-muted);
}

.btn-ghost:hover {
  border-color: rgba(148, 163, 184, 0.75);
  color: var(--text);
  background: rgba(15, 23, 42, 0.7);
}

.apply-note {
  margin-top: 0.4rem;
  font-size: 0.85rem;
}

.site-footer {
  border-top: 1px solid rgba(148, 163, 184, 0.3);
  padding: 1.4rem 0 1.7rem;
  background: #020617;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.footer-title {
  margin: 0 0 0.2rem;
  font-size: 0.88rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-muted);
}

.footer-text {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.86rem;
}

.footer-text a {
  color: var(--accent-2);
}

.footer-links {
  display: flex;
  gap: 1rem;
  font-size: 0.86rem;
  color: var(--text-muted);
}

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

@media (max-width: 880px) {
  .hero-inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 2.5rem;
  }

  .hero-visual {
    order: -1;
  }

  .two-column,
  .prize-layout,
  .schedule,
  .apply-inner {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 720px) {
  .nav {
    position: fixed;
    inset: 58px 1.25rem auto;
    padding: 0.75rem 1rem;
    border-radius: 16px;
    border: 1px solid rgba(148, 163, 184, 0.4);
    background: rgba(15, 23, 42, 0.99);
    display: none;
    flex-direction: column;
    gap: 0.5rem;
    box-shadow: var(--shadow-soft);
  }

  .nav.is-open {
    display: flex;
  }

  .nav-toggle {
    display: flex;
  }

  .hero {
    padding-top: 2.3rem;
  }

  .hero-meta {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 520px) {
  .hero-meta {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .btn {
    width: 100%;
    justify-content: center;
  }
}