:root {
  --bg: #05070d;
  --bg-soft: #080c16;
  --surface: rgba(255, 255, 255, 0.035);
  --surface-strong: rgba(255, 255, 255, 0.07);
  --line: rgba(174, 190, 224, 0.14);
  --line-strong: rgba(174, 190, 224, 0.28);
  --text: #edf2ff;
  --muted: #9ba8c3;
  --muted-soft: #71809f;
  --cyan: #3ee9ff;
  --blue: #5b7cff;
  --violet: #a78bfa;
  --green: #6ef7b0;
  --gold: #ffcf6b;
  --silver: #c9d5e7;
  --bronze: #e8a77b;
  --ease: cubic-bezier(0.2, 0.8, 0.2, 1);
  --radius: 24px;
  --header-h: 72px;
  --font-display: "Sora", "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", "Consolas", monospace;
}

@property --star-angle {
  syntax: "<angle>";
  inherits: false;
  initial-value: 0deg;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 92px;
}

body {
  margin: 0;
  overflow-x: clip;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-display);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

main,
.site-footer,
.inst-banner,
.site-header {
  position: relative;
  z-index: 2;
}

h1,
h2,
h3,
p {
  margin: 0;
}

h1,
h2,
h3 {
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.05;
}

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}

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

button {
  font: inherit;
}

::selection {
  background: rgba(62, 233, 255, 0.28);
  color: #fff;
}

:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 4px;
}

::-webkit-scrollbar {
  width: 9px;
}

::-webkit-scrollbar-track {
  background: #05070d;
}

::-webkit-scrollbar-thumb {
  background: #26344c;
  border: 2px solid #05070d;
  border-radius: 999px;
}

::-webkit-scrollbar-thumb:hover {
  background: #3a4c6b;
}

.container {
  width: min(1200px, 100% - 48px);
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 200;
  padding: 10px 16px;
  border-radius: 8px;
  background: var(--cyan);
  color: #041018;
  font-size: 13px;
  font-weight: 700;
  transform: translateY(-160%);
  transition: transform 0.25s var(--ease);
}

.skip-link:focus {
  transform: translateY(0);
}

/* ---------- Page atmosphere ---------- */

.page-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
  background:
    radial-gradient(ellipse 70% 55% at 78% 0%, rgba(54, 105, 255, 0.14), transparent 64%),
    radial-gradient(ellipse 55% 45% at 8% 26%, rgba(62, 233, 255, 0.08), transparent 68%),
    linear-gradient(180deg, #060913 0%, #05070d 45%, #060912 100%);
}

.grid-plane {
  position: absolute;
  inset: 0;
  opacity: 0.5;
  background-image:
    linear-gradient(rgba(169, 190, 230, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(169, 190, 230, 0.045) 1px, transparent 1px);
  background-size: 68px 68px;
  -webkit-mask-image: radial-gradient(ellipse 85% 70% at 50% 4%, #000 10%, transparent 74%);
  mask-image: radial-gradient(ellipse 85% 70% at 50% 4%, #000 10%, transparent 74%);
}

.orb {
  position: absolute;
  border-radius: 50%;
  opacity: 0.65;
  will-change: transform;
}

.orb-one {
  top: -18vw;
  right: -8vw;
  width: 56vw;
  height: 56vw;
  background: radial-gradient(circle, rgba(67, 108, 255, 0.2) 0%, rgba(67, 108, 255, 0.06) 42%, transparent 68%);
  animation: drift-one 26s var(--ease) infinite alternate;
}

.orb-two {
  top: 34%;
  left: -24vw;
  width: 50vw;
  height: 50vw;
  background: radial-gradient(circle, rgba(62, 233, 255, 0.12) 0%, rgba(62, 233, 255, 0.03) 45%, transparent 70%);
  animation: drift-two 30s var(--ease) infinite alternate;
}

.orb-three {
  right: -18vw;
  bottom: -22vw;
  width: 52vw;
  height: 52vw;
  background: radial-gradient(circle, rgba(167, 139, 250, 0.12) 0%, rgba(167, 139, 250, 0.03) 44%, transparent 70%);
  animation: drift-one 34s var(--ease) infinite alternate-reverse;
}

@keyframes drift-one {
  to {
    transform: translate3d(-4vw, 4vw, 0) scale(1.08);
  }
}

@keyframes drift-two {
  to {
    transform: translate3d(5vw, -3vw, 0) scale(1.12);
  }
}

/* ---------- Cursor and scroll ---------- */

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 120;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--blue) 55%, var(--violet));
  box-shadow: 0 0 18px rgba(62, 233, 255, 0.55);
  transform: scaleX(0);
  transform-origin: 0 50%;
  pointer-events: none;
}

.gravity-canvas {
  position: fixed;
  inset: 0;
  z-index: 1;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.gravity-cursor {
  position: fixed;
  left: 50%;
  top: 50%;
  z-index: 999;
  width: 18px;
  height: 18px;
  border: 1px solid #c4b5fd;
  border-radius: 50%;
  background: radial-gradient(circle, #ffffff 0 1px, transparent 2px);
  box-shadow:
    0 0 16px #8b5cf6,
    0 0 34px rgba(95, 139, 255, 0.4);
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, -50%);
  transition: opacity 0.22s ease;
}

body.cursor-visible .gravity-cursor {
  opacity: 1;
}

.gravity-cursor::before,
.gravity-cursor::after {
  content: "";
  position: absolute;
  background: #a78bfa;
  opacity: 0.7;
}

.gravity-cursor::before {
  width: 34px;
  height: 1px;
  left: -9px;
  top: 8px;
}

.gravity-cursor::after {
  width: 1px;
  height: 34px;
  left: 8px;
  top: -9px;
}

@media (hover: hover) and (pointer: fine) {
  html.has-gravity-cursor,
  html.has-gravity-cursor * {
    cursor: none !important;
  }
}

@media (pointer: coarse) {
  .gravity-cursor {
    display: none;
  }
}

/* ---------- Institution banner ---------- */

.inst-banner {
  overflow: hidden;
  background: #eaf1fa;
  line-height: 0;
}

.inst-banner img {
  width: 100%;
  height: auto;
  max-height: 112px;
  object-fit: contain;
  object-position: center;
}

/* ---------- Navigation ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 80;
  background: rgba(5, 7, 13, 0.72);
  border-bottom: 1px solid rgba(174, 190, 224, 0.1);
  -webkit-backdrop-filter: blur(20px) saturate(150%);
  backdrop-filter: blur(20px) saturate(150%);
  transition:
    background-color 0.35s ease,
    box-shadow 0.35s ease;
}

.site-header.is-scrolled {
  background: rgba(5, 7, 13, 0.9);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.32);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
  gap: 28px;
  transition: height 0.3s var(--ease);
}

.is-scrolled .nav {
  height: 64px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  flex-shrink: 0;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  flex: 0 0 auto;
  overflow: hidden;
  border-radius: 13px;
  border: 1px solid rgba(62, 233, 255, 0.22);
  background:
    radial-gradient(circle at 30% 20%, rgba(62, 233, 255, 0.18), transparent 65%),
    #0a1120;
}

.brand-mark img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  mix-blend-mode: screen;
  transform: scale(2.2);
  transform-origin: 50% 30%;
}

.brand-copy {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.brand-copy strong {
  font-size: 0.94rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.brand-copy small {
  margin-top: 3px;
  color: var(--muted-soft);
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.02em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 26px;
}

.nav-links > a:not(.nav-cta) {
  position: relative;
  padding: 7px 0;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 500;
  transition: color 0.25s ease;
}

.nav-links > a:not(.nav-cta)::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 1px;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, var(--cyan), var(--blue));
  transform: scaleX(0);
  transform-origin: 0 50%;
  transition: transform 0.3s var(--ease);
}

.nav-links > a:not(.nav-cta):hover,
.nav-links > a:not(.nav-cta).is-current {
  color: var(--text);
}

.nav-links > a:not(.nav-cta):hover::after,
.nav-links > a:not(.nav-cta).is-current::after {
  transform: scaleX(1);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 17px;
  border: 1px solid rgba(62, 233, 255, 0.3);
  border-radius: 999px;
  background: rgba(62, 233, 255, 0.07);
  color: #c9f8ff;
  font-size: 0.76rem;
  font-weight: 600;
  transition:
    background-color 0.25s ease,
    border-color 0.25s ease,
    transform 0.25s var(--ease);
}

.nav-cta:hover {
  background: rgba(62, 233, 255, 0.14);
  border-color: rgba(62, 233, 255, 0.56);
  transform: translateY(-1px);
}

.nav-cta span {
  color: var(--cyan);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 1.5px;
  margin: 5px auto;
  border-radius: 2px;
  background: currentColor;
  transition: transform 0.3s var(--ease);
}

.nav-toggle[aria-expanded="true"] span:first-child {
  transform: translateY(3.25px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:last-child {
  transform: translateY(-3.25px) rotate(-45deg);
}

.nav-scrim {
  position: fixed;
  inset: 0;
  z-index: 70;
  display: none;
  background: rgba(5, 7, 13, 0.78);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  opacity: 0;
  visibility: hidden;
  transition:
    opacity 0.3s ease,
    visibility 0.3s;
}

/* ---------- Shared type and buttons ---------- */

.eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #a9d9e8;
  font-family: var(--font-mono);
  font-size: 0.69rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.pulse-dot {
  position: relative;
  width: 6px;
  height: 6px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 10px rgba(110, 247, 176, 0.8);
}

.pulse-dot::after {
  content: "";
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 1px solid rgba(110, 247, 176, 0.5);
  animation: pulse-ring 2.4s ease-out infinite;
}

@keyframes pulse-ring {
  0% {
    transform: scale(0.55);
    opacity: 1;
  }
  70%,
  100% {
    transform: scale(1.5);
    opacity: 0;
  }
}

.text-gradient {
  color: var(--cyan);
  background: linear-gradient(100deg, #ffffff 2%, #8ff4ff 28%, var(--cyan) 50%, #8fa2ff 82%, var(--violet) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.muted-heading {
  color: #8f9bb3;
}

.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 22px;
  overflow: hidden;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 0.84rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  white-space: nowrap;
  transition:
    transform 0.28s var(--ease),
    border-color 0.28s ease,
    background-color 0.28s ease,
    box-shadow 0.28s ease;
}

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

.btn:active {
  transform: translateY(0) scale(0.99);
}

.btn-primary {
  background: linear-gradient(100deg, #a8f8ff, var(--cyan) 45%, #7d9aff);
  color: #031018;
  box-shadow: 0 10px 34px rgba(62, 233, 255, 0.16);
}

.btn-primary:hover {
  box-shadow: 0 16px 42px rgba(62, 233, 255, 0.28);
}

.btn-ghost {
  border-color: var(--line-strong);
  background: rgba(255, 255, 255, 0.035);
  color: #d8e2f7;
}

.btn-ghost:hover {
  border-color: rgba(62, 233, 255, 0.4);
  background: rgba(62, 233, 255, 0.07);
}

.btn-arrow {
  font-family: var(--font-mono);
  font-size: 0.9em;
  transition: transform 0.28s var(--ease);
}

.btn:hover .btn-arrow {
  transform: translate(2px, -2px);
}

.ripple {
  position: absolute;
  border-radius: 50%;
  background: currentColor;
  opacity: 0.22;
  pointer-events: none;
  transform: scale(0);
  animation: ripple-out 0.65s ease-out forwards;
}

@keyframes ripple-out {
  to {
    transform: scale(1);
    opacity: 0;
  }
}

/* Orbiting star border for primary calls to action */
.star-btn {
  position: relative;
  isolation: isolate;
}

.star-btn::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 3;
  padding: 1.5px;
  border-radius: inherit;
  background: conic-gradient(
    from var(--star-angle),
    transparent 0deg 248deg,
    rgba(255, 255, 255, 0.16) 266deg,
    #ffffff 288deg,
    #bcdcff 296deg,
    rgba(95, 139, 255, 0.5) 304deg,
    transparent 322deg 360deg
  );
  -webkit-mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  mask-composite: exclude;
  opacity: 0.75;
  animation: star-orbit 4s linear infinite;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.star-btn:hover::before {
  opacity: 1;
}

.star-btn.is-pulsing {
  animation: star-click 0.55s var(--ease);
}

@keyframes star-orbit {
  to {
    --star-angle: 360deg;
  }
}

@keyframes star-click {
  0%,
  100% {
    box-shadow: 0 10px 34px rgba(62, 233, 255, 0.16);
  }
  45% {
    box-shadow:
      0 0 0 5px rgba(95, 139, 255, 0.18),
      0 0 34px rgba(95, 139, 255, 0.4);
  }
}

.glass {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(155deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.018) 58%, rgba(255, 255, 255, 0.03)),
    rgba(8, 12, 22, 0.62);
}

[data-spotlight]::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0;
  background: radial-gradient(
    440px circle at var(--mx, 50%) var(--my, 50%),
    rgba(62, 233, 255, 0.105),
    transparent 42%
  );
  transition: opacity 0.35s ease;
  pointer-events: none;
}

[data-spotlight]:hover::before {
  opacity: 1;
}

[data-spotlight] > * {
  position: relative;
  z-index: 1;
}

[hidden] {
  display: none !important;
}

/* ---------- Hero ---------- */

.hero {
  position: relative;
  display: flex;
  align-items: center;
  min-height: min(880px, calc(100svh - 72px));
  padding: 94px 0 88px;
}

.hero::before {
  content: "";
  position: absolute;
  top: 8%;
  left: 42%;
  width: 46vw;
  height: 34vw;
  max-width: 720px;
  max-height: 540px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(62, 233, 255, 0.08), transparent 66%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.07fr) minmax(360px, 0.83fr);
  align-items: center;
  gap: 64px;
}

.hero-copy {
  min-width: 0;
}

.hero h1 {
  max-width: 760px;
  margin: 24px 0 26px;
  font-size: clamp(3.1rem, 6.45vw, 6.7rem);
  font-weight: 800;
  letter-spacing: -0.062em;
  line-height: 0.95;
}

.hero-lede {
  max-width: 56ch;
  color: var(--muted);
  font-size: clamp(0.98rem, 1.15vw, 1.08rem);
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.hero-stats {
  display: flex;
  align-items: stretch;
  margin-top: 50px;
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 0 30px;
  border-left: 1px solid var(--line);
}

.stat:first-child {
  padding-left: 0;
  border-left: 0;
}

.stat-num {
  font-size: 1.9rem;
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.06em;
  color: #f4f8ff;
  font-variant-numeric: tabular-nums;
}

.stat-label {
  color: var(--muted-soft);
  font-family: var(--font-mono);
  font-size: 0.63rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.hero-visual {
  position: relative;
  min-width: 0;
  perspective: 1100px;
}

.code-window {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(173, 199, 239, 0.2);
  border-radius: 22px;
  background: linear-gradient(180deg, #0a101c, #070b14 68%);
  box-shadow:
    0 36px 90px rgba(0, 0, 0, 0.5),
    0 0 0 1px rgba(62, 233, 255, 0.035) inset,
    0 0 90px rgba(53, 105, 255, 0.1);
}

.code-window::after {
  content: "";
  position: absolute;
  top: 0;
  left: 12%;
  width: 64%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(62, 233, 255, 0.72), transparent);
  opacity: 0.75;
}

.window-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  height: 46px;
  padding: 0 18px;
  border-bottom: 1px solid rgba(174, 190, 224, 0.11);
  background: rgba(255, 255, 255, 0.018);
}

.window-dots {
  display: flex;
  gap: 6px;
}

.window-dots i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #ff6b7a;
}

.window-dots i:nth-child(2) {
  background: #ffcb6b;
}

.window-dots i:nth-child(3) {
  background: #6ef7b0;
}

.window-title {
  margin-left: 4px;
  color: #7585a4;
  font-family: var(--font-mono);
  font-size: 0.68rem;
}

.window-live {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-left: auto;
  color: #7590a3;
  font-family: var(--font-mono);
  font-size: 0.62rem;
}

.window-live i {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 8px rgba(110, 247, 176, 0.9);
}

.code-body {
  padding: 18px 0 18px;
  font-family: var(--font-mono);
  font-size: clamp(0.64rem, 0.8vw, 0.74rem);
  line-height: 2.02;
}

.code-line {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 8px;
  padding: 0 20px;
  white-space: nowrap;
  transition: background-color 0.2s ease;
}

.code-line:hover {
  background: rgba(255, 255, 255, 0.028);
}

.ln {
  color: #33445f;
  text-align: right;
  user-select: none;
}

.c-key {
  color: #c49bff;
  font-weight: 500;
}

.c-var,
.c-prop {
  color: #78d7ff;
}

.c-punc {
  color: #607392;
}

.c-str {
  color: #8fe3b0;
}

.c-num {
  color: #ffcf6b;
}

.code-run {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 16px 20px 0;
  padding-top: 16px;
  border-top: 1px dashed rgba(174, 190, 224, 0.14);
  color: #c9f7ff;
  white-space: nowrap;
}

.prompt {
  color: var(--cyan);
}

.typewriter {
  display: inline-block;
  width: 17ch;
  overflow: hidden;
  border-right: 2px solid var(--cyan);
  white-space: nowrap;
  animation:
    type-reveal 2.2s steps(17) 0.8s both,
    caret-blink 0.8s step-end infinite;
}

@keyframes type-reveal {
  from {
    width: 0;
  }
  to {
    width: 17ch;
  }
}

@keyframes caret-blink {
  from,
  to {
    border-color: transparent;
  }
  50% {
    border-color: var(--cyan);
  }
}

.code-output {
  margin: 8px 20px 0;
  color: #8ea1bf;
  font-size: 0.66rem;
  letter-spacing: 0.01em;
}

.hero-badge {
  position: relative;
  left: auto;
  bottom: auto;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  width: 100%;
  margin: 16px 0 0;
  padding: 12px 16px;
  border: 1px solid rgba(62, 233, 255, 0.26);
  border-radius: 13px;
  background: rgba(8, 14, 25, 0.82);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.28);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  transition:
    transform 0.35s var(--ease),
    border-color 0.3s ease;
}

.hero-badge:hover {
  transform: translateY(-2px);
  border-color: rgba(62, 233, 255, 0.48);
}

.hero-badge-date {
  color: #7c8ba7;
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.16em;
  white-space: nowrap;
}

.hero-badge-name {
  color: #e7fbff;
  font-size: 0.78rem;
  font-weight: 600;
  white-space: nowrap;
}

.hero-badge-name span {
  color: var(--cyan);
}

.scroll-cue {
  position: absolute;
  bottom: 26px;
  left: 50%;
  display: flex;
  align-items: center;
  gap: 12px;
  color: #62708b;
  font-family: var(--font-mono);
  font-size: 0.57rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  transform: translateX(-50%);
  transition: color 0.25s ease;
}

.scroll-cue:hover {
  color: #a7bdd4;
}

.scroll-cue i {
  position: relative;
  width: 1px;
  height: 34px;
  overflow: hidden;
  background: rgba(174, 190, 224, 0.18);
}

.scroll-cue i::after {
  content: "";
  position: absolute;
  top: -100%;
  left: 0;
  width: 1px;
  height: 55%;
  background: var(--cyan);
  animation: scroll-line 2.1s var(--ease) infinite;
}

@keyframes scroll-line {
  to {
    top: 120%;
  }
}

/* ---------- Marquee ---------- */

.marquee {
  position: relative;
  z-index: 1;
  overflow: hidden;
  padding: 17px 0;
  border-block: 1px solid rgba(174, 190, 224, 0.1);
  background: rgba(255, 255, 255, 0.018);
}

.marquee-track {
  display: flex;
  width: max-content;
  animation: marquee 34s linear infinite;
  will-change: transform;
}

.marquee:hover .marquee-track {
  animation-play-state: paused;
}

.marquee-group {
  display: flex;
  align-items: center;
  gap: 34px;
  padding-right: 34px;
  color: #7c8aa4;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  white-space: nowrap;
}

.marquee-group b {
  color: rgba(62, 233, 255, 0.65);
  font-weight: 400;
}

@keyframes marquee {
  to {
    transform: translateX(-50%);
  }
}

/* ---------- Sections ---------- */

.section {
  position: relative;
  padding: 118px 0;
}

.section-head {
  display: grid;
  grid-template-columns: minmax(0, 1.18fr) minmax(280px, 0.82fr);
  align-items: end;
  gap: 56px;
  margin-bottom: 54px;
}

.section-head h2 {
  margin-top: 18px;
  font-size: clamp(2.35rem, 4.5vw, 4.35rem);
  line-height: 1.02;
}

.section-intro {
  max-width: 46ch;
  padding-left: 24px;
  border-left: 1px solid var(--line-strong);
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.8;
}

/* ---------- About ---------- */

.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: 20px;
}

.about-lead {
  padding: clamp(28px, 3.4vw, 44px);
}

.mini-kicker {
  color: #6f819f;
  font-family: var(--font-mono);
  font-size: 0.64rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.about-lead h3 {
  max-width: 20ch;
  margin: 16px 0 18px;
  font-size: clamp(1.55rem, 2.4vw, 2.3rem);
  line-height: 1.15;
}

.about-lead > p:not(.mini-kicker) {
  max-width: 58ch;
  color: var(--muted);
  font-size: 0.93rem;
  line-height: 1.8;
}

.about-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px 20px;
  margin: 30px 0 0;
  padding: 26px 0 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.about-list li {
  display: flex;
  align-items: baseline;
  gap: 9px;
  color: #c4d1e5;
  font-size: 0.82rem;
}

.about-list span {
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 0.72rem;
}

.principles {
  display: grid;
  gap: 14px;
}

.principle {
  display: grid;
  grid-template-columns: 44px 1fr;
  column-gap: 14px;
  align-content: center;
  padding: 24px 26px;
  transition:
    border-color 0.3s ease,
    background-color 0.3s ease,
    transform 0.3s var(--ease);
}

.principle:hover {
  border-color: rgba(62, 233, 255, 0.24);
  transform: translateX(3px);
}

.principle-num {
  grid-row: 1 / span 2;
  padding-top: 3px;
  color: #4b5d7a;
  font-family: var(--font-mono);
  font-size: 0.64rem;
}

.principle h3 {
  font-size: 1.02rem;
  letter-spacing: -0.025em;
}

.principle p {
  margin-top: 5px;
  color: var(--muted);
  font-size: 0.8rem;
  line-height: 1.68;
}

/* ---------- Members ---------- */

.team-divider {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin: 4px 0 16px;
}

.team-divider-label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: #9fb0ca;
  font-family: var(--font-mono);
  font-size: 0.63rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.team-divider-label::before {
  content: "";
  width: 18px;
  height: 1px;
  background: var(--cyan);
  box-shadow: 0 0 8px rgba(62, 233, 255, 0.6);
}

.team-divider > span {
  color: #5f708d;
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.08em;
}

.member-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.member-card {
  padding: 13px 13px 18px;
  border: 1px solid var(--line);
  border-radius: 21px;
  background:
    linear-gradient(165deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.018) 55%),
    rgba(8, 12, 22, 0.58);
  box-shadow: 0 14px 38px rgba(0, 0, 0, 0.16);
  transform-style: preserve-3d;
  transition:
    border-color 0.3s ease,
    box-shadow 0.35s ease,
    transform 0.45s var(--ease);
}

.member-card:hover {
  border-color: rgba(62, 233, 255, 0.26);
  box-shadow: 0 26px 55px rgba(0, 0, 0, 0.3);
}

.member-card.is-tilting {
  transition:
    border-color 0.3s ease,
    box-shadow 0.35s ease,
    transform 0.08s linear;
}

.portrait {
  position: relative;
  z-index: 0;
  aspect-ratio: 1 / 1.08;
  overflow: hidden;
  border-radius: 14px;
  background:
    radial-gradient(circle at 50% 28%, rgba(62, 233, 255, 0.11), transparent 58%),
    linear-gradient(155deg, #101a2e, #080d17);
}

.portrait::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
  background: linear-gradient(to top, rgba(5, 7, 13, 0.62), transparent 45%);
  pointer-events: none;
}

.portrait-fallback {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: rgba(199, 230, 255, 0.28);
  font-family: var(--font-mono);
  font-size: clamp(2rem, 4vw, 2.9rem);
  font-weight: 500;
  letter-spacing: 0.04em;
}

.portrait img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 18%;
  filter: saturate(0.9) contrast(1.02);
  opacity: 0;
  transition:
    transform 0.7s var(--ease),
    filter 0.5s ease,
    opacity 0.45s ease;
}

.portrait.is-loaded img {
  opacity: 1;
}

.member-card:hover .portrait img {
  transform: scale(1.045);
  filter: saturate(1.05) contrast(1.03);
}

.portrait.is-fallback img {
  opacity: 0;
}

.portrait-glow {
  position: absolute;
  inset: 0;
  z-index: 3;
  opacity: 0;
  background: radial-gradient(circle at var(--mx, 50%) var(--my, 30%), rgba(62, 233, 255, 0.14), transparent 45%);
  transition: opacity 0.35s ease;
  pointer-events: none;
}

.member-card:hover .portrait-glow {
  opacity: 1;
}

.member-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin: 15px 1px 0;
}

.branch-chip {
  display: inline-flex;
  align-items: center;
  min-height: 22px;
  padding: 0 8px;
  border: 1px solid rgba(62, 233, 255, 0.22);
  border-radius: 6px;
  background: rgba(62, 233, 255, 0.07);
  color: #8defff;
  font-family: var(--font-mono);
  font-size: 0.57rem;
  letter-spacing: 0.1em;
}

[data-branch="csd"] .branch-chip {
  border-color: rgba(167, 139, 250, 0.25);
  background: rgba(167, 139, 250, 0.08);
  color: #c5b3ff;
}

.member-id {
  color: #4d5f7c;
  font-family: var(--font-mono);
  font-size: 0.56rem;
  letter-spacing: 0.08em;
}

.member-card h3 {
  margin: 12px 2px 0;
  font-size: clamp(0.95rem, 1.15vw, 1.04rem);
  line-height: 1.32;
  letter-spacing: -0.025em;
}

.member-roll {
  margin: 6px 2px 0;
  color: #8fd9e9;
  font-family: var(--font-mono);
  font-size: 0.63rem;
  letter-spacing: 0.03em;
}

.member-dept {
  margin: 3px 2px 0;
  color: #657592;
  font-size: 0.69rem;
}

.faculty-card {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr) auto;
  align-items: center;
  gap: 24px;
  margin: 0 0 24px;
  padding: 26px 30px;
  border-color: rgba(255, 207, 107, 0.2);
  background:
    radial-gradient(circle at 10% 50%, rgba(255, 207, 107, 0.08), transparent 42%),
    linear-gradient(155deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.018)),
    rgba(8, 12, 22, 0.62);
}

.faculty-mark {
  position: relative;
  display: grid;
  place-items: center;
  width: 72px;
  height: 72px;
  overflow: hidden;
  border: 1px solid rgba(255, 207, 107, 0.28);
  border-radius: 50%;
  background:
    radial-gradient(circle at 38% 32%, rgba(255, 207, 107, 0.2), transparent 60%),
    rgba(255, 207, 107, 0.05);
  color: #ffe5a8;
  font-family: var(--font-mono);
  font-size: 1.1rem;
  letter-spacing: 0.06em;
}

.faculty-fallback {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: #ffe5a8;
  font-family: var(--font-mono);
  font-size: 1.1rem;
  letter-spacing: 0.06em;
}

.faculty-mark img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 16%;
  border-radius: 50%;
  opacity: 0;
  transition: opacity 0.4s ease;
}

.faculty-mark.is-loaded img {
  opacity: 1;
}

.faculty-mark.is-fallback img {
  opacity: 0;
}

.faculty-copy h3 {
  margin: 5px 0 6px;
  font-size: 1.25rem;
}

.faculty-copy > p:last-child {
  color: var(--muted);
  font-size: 0.81rem;
}

.faculty-note {
  padding-left: 24px;
  border-left: 1px solid var(--line);
  color: #7f8da7;
  font-family: var(--font-mono);
  font-size: 0.64rem;
  line-height: 1.9;
  letter-spacing: 0.03em;
}

/* ---------- Event ---------- */

.event-title-row {
  display: flex;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: 14px 18px;
}

.event-title-row h2 {
  min-width: 0;
}

.event-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 38px;
  margin-bottom: 7px;
  padding: 0 13px;
  border: 1px solid rgba(95, 139, 255, 0.32);
  border-radius: 999px;
  background: rgba(95, 139, 255, 0.07);
  color: #cfe4ff;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  white-space: nowrap;
  transition:
    color 0.25s ease,
    border-color 0.25s ease,
    background-color 0.25s ease,
    transform 0.25s var(--ease);
}

.event-link svg {
  width: 14px;
  height: 14px;
  color: #8fb8ff;
}

.event-link:hover {
  border-color: rgba(62, 233, 255, 0.5);
  background: rgba(62, 233, 255, 0.1);
  color: #ffffff;
  transform: translateY(-2px);
}

.event-link-arrow {
  color: var(--cyan);
  font-size: 0.82rem;
}

.event-section {
  background:
    radial-gradient(ellipse 55% 70% at 80% 50%, rgba(53, 105, 255, 0.08), transparent 68%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.012), transparent 30%, rgba(255, 255, 255, 0.012));
  border-block: 1px solid rgba(174, 190, 224, 0.06);
}

.event-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(280px, 0.75fr);
  gap: 20px;
}

.event-card {
  padding: clamp(28px, 4vw, 52px);
}

.event-year {
  position: absolute;
  top: -30px;
  right: 10px;
  z-index: 0;
  color: transparent;
  font-size: clamp(10rem, 18vw, 17rem);
  font-weight: 800;
  letter-spacing: -0.09em;
  line-height: 1;
  opacity: 0.6;
  -webkit-text-stroke: 1px rgba(135, 160, 205, 0.1);
  pointer-events: none;
  user-select: none;
}

.event-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  color: #8292ad;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.event-meta span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.event-meta i {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 10px rgba(255, 207, 107, 0.6);
}

.event-card h3 {
  max-width: 18ch;
  margin: 27px 0 20px;
  font-size: clamp(2rem, 3.6vw, 3.3rem);
  line-height: 1.04;
}

.event-copy {
  max-width: 56ch;
  color: var(--muted);
  font-size: 0.93rem;
  line-height: 1.8;
}

.event-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 34px 0 30px;
  padding: 22px 0;
  border-block: 1px solid var(--line);
}

.event-stats > div {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 0 22px;
  border-left: 1px solid var(--line);
}

.event-stats > div:first-child {
  padding-left: 0;
  border-left: 0;
}

.event-stat {
  color: #f3f8ff;
  font-size: clamp(1.45rem, 2.1vw, 1.85rem);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.05em;
  font-variant-numeric: tabular-nums;
}

.event-stats div > span:last-child {
  color: #687893;
  font-family: var(--font-mono);
  font-size: 0.56rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.tag-list li {
  padding: 6px 10px;
  border: 1px solid rgba(174, 190, 224, 0.13);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.022);
  color: #7e8ca6;
  font-family: var(--font-mono);
  font-size: 0.56rem;
  letter-spacing: 0.05em;
}

.event-side {
  display: grid;
  gap: 20px;
}

.quote-card {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 220px;
  padding: 30px;
  background:
    radial-gradient(circle at 80% 20%, rgba(91, 124, 255, 0.22), transparent 55%),
    linear-gradient(155deg, rgba(62, 233, 255, 0.09), rgba(8, 12, 22, 0.7));
}

.quote-mark {
  position: absolute;
  top: 12px;
  right: 22px;
  color: rgba(62, 233, 255, 0.16);
  font-size: 6rem;
  font-weight: 800;
  line-height: 1;
}

.quote-card p {
  color: #e7f8ff;
  font-size: clamp(1.25rem, 2vw, 1.65rem);
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: -0.035em;
}

.quote-credit {
  margin-top: 14px;
  color: #7285a5;
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.event-note {
  padding: 26px 28px;
}

.event-note > p:nth-child(2) {
  margin-top: 12px;
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.72;
}

.event-hosts {
  display: flex;
  flex-direction: column;
  gap: 3px;
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.event-hosts span {
  color: #61718c;
  font-family: var(--font-mono);
  font-size: 0.55rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.event-hosts strong {
  color: #bfcde3;
  font-size: 0.72rem;
  font-weight: 500;
}

/* ---------- Winners ---------- */

.podium {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-items: stretch;
  gap: 16px;
}

.winner-card {
  --accent: var(--gold);
  position: relative;
  padding: 30px 28px 28px;
  overflow: hidden;
  border: 1px solid color-mix(in srgb, var(--accent) 26%, transparent);
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 85% 0%, color-mix(in srgb, var(--accent) 10%, transparent), transparent 55%),
    linear-gradient(165deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.018)),
    rgba(8, 12, 22, 0.72);
  transform-style: preserve-3d;
  transition:
    border-color 0.3s ease,
    box-shadow 0.35s ease,
    transform 0.45s var(--ease);
}

.winner-card.first {
  padding: 36px 30px 30px;
  box-shadow:
    0 30px 70px rgba(0, 0, 0, 0.32),
    0 0 60px rgba(255, 207, 107, 0.07);
}

.winner-card.second {
  --accent: var(--silver);
}

.winner-card.third {
  --accent: var(--bronze);
}

.winner-card:hover {
  border-color: color-mix(in srgb, var(--accent) 52%, transparent);
  box-shadow: 0 28px 64px rgba(0, 0, 0, 0.34);
}

.winner-card.is-tilting {
  transition:
    border-color 0.3s ease,
    box-shadow 0.35s ease,
    transform 0.08s linear;
}

.winner-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
}

.rank-badge {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border: 1px solid color-mix(in srgb, var(--accent) 42%, transparent);
  border-radius: 50%;
  background: color-mix(in srgb, var(--accent) 7%, transparent);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.64rem;
}

.prize {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 500;
  line-height: 1.25;
}

.prize small {
  color: #687894;
  font-size: 0.49rem;
  font-weight: 400;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.winner-kicker {
  margin-top: 30px;
  color: color-mix(in srgb, var(--accent) 72%, #7c8aa4);
  font-family: var(--font-mono);
  font-size: 0.57rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.winner-card h3 {
  margin-top: 7px;
  color: #f3f7ff;
  font-size: clamp(1.5rem, 2.2vw, 2rem);
  letter-spacing: -0.045em;
}

.first h3 {
  font-size: clamp(1.8rem, 2.7vw, 2.45rem);
}

.winner-members {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.winner-members li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 11px 0;
  border-top: 1px dashed rgba(174, 190, 224, 0.13);
  color: #b9c7dc;
  font-size: 0.78rem;
}

.winner-members code {
  flex: 0 0 auto;
  color: #667792;
  font-family: var(--font-mono);
  font-size: 0.56rem;
}

.consolation-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 16px;
}

.consolation {
  padding: 24px 26px;
}

.consolation-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  color: #8fa0ba;
  font-family: var(--font-mono);
  font-size: 0.59rem;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.prize-small {
  color: #aebbd0;
  font-size: 0.68rem;
}

.consolation .winner-members {
  margin-top: 14px;
}

/* ---------- Recognition ---------- */

.recognition-section {
  background: linear-gradient(180deg, transparent, rgba(255, 255, 255, 0.012) 48%, transparent);
}

.recognition-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.person-card {
  padding: 32px 32px 26px;
  transition:
    border-color 0.3s ease,
    transform 0.3s var(--ease);
}

.person-card:hover {
  border-color: rgba(167, 139, 250, 0.28);
  transform: translateY(-3px);
}

.person-role {
  color: #8b9bb5;
  font-family: var(--font-mono);
  font-size: 0.57rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.person-card h3 {
  margin: 13px 0 14px;
  font-size: clamp(1.2rem, 1.8vw, 1.5rem);
  line-height: 1.3;
}

.person-card h3 .amp {
  color: #8b9bb5;
  font-weight: 400;
}

.person-card p {
  max-width: 55ch;
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.75;
}

.person-dept {
  display: block;
  margin-top: 20px;
  padding-top: 15px;
  border-top: 1px solid var(--line);
  color: #60708b;
  font-family: var(--font-mono);
  font-size: 0.56rem;
  letter-spacing: 0.06em;
}

/* ---------- Contact ---------- */

.contact-section {
  padding-top: 92px;
  padding-bottom: 128px;
}

.contact-panel {
  display: grid;
  grid-template-columns: minmax(0, 1.03fr) minmax(0, 0.97fr);
  align-items: center;
  gap: clamp(34px, 5vw, 72px);
  padding: clamp(30px, 5vw, 62px);
  background:
    radial-gradient(circle at 12% 16%, rgba(62, 233, 255, 0.08), transparent 42%),
    radial-gradient(circle at 90% 100%, rgba(91, 124, 255, 0.14), transparent 52%),
    linear-gradient(155deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.02)),
    rgba(8, 12, 22, 0.62);
}

.contact-copy h2 {
  margin: 18px 0 20px;
  font-size: clamp(2.2rem, 4vw, 3.8rem);
  line-height: 1.02;
}

.contact-copy > p:not(.eyebrow) {
  max-width: 42ch;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.8;
}

.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.contact-terminal {
  overflow: hidden;
  border: 1px solid rgba(174, 190, 224, 0.18);
  border-radius: 18px;
  background: #070b13;
  box-shadow: 0 26px 60px rgba(0, 0, 0, 0.36);
}

.terminal-body {
  padding: 20px 22px 24px;
  font-family: var(--font-mono);
  font-size: clamp(0.62rem, 0.8vw, 0.72rem);
  line-height: 2.1;
}

.terminal-body p {
  white-space: nowrap;
}

.term-user {
  color: #9bdcff;
}

.term-path {
  color: #50627f;
}

.term-command {
  color: #e8f7ff;
}

.term-output {
  color: #7788a4;
}

.term-output::first-letter {
  color: rgba(62, 233, 255, 0.75);
}

.term-caret {
  display: inline-block;
  width: 7px;
  height: 0.88em;
  margin-left: 4px;
  background: var(--cyan);
  vertical-align: -0.12em;
  animation: caret-blink 1s step-end infinite;
}

.term-email {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px dashed rgba(174, 190, 224, 0.16);
}

.term-email a {
  color: var(--cyan);
  font-size: 0.66rem;
  overflow-wrap: anywhere;
}

.term-email a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- Footer ---------- */

.site-footer {
  position: relative;
  padding: 74px 0 26px;
  border-top: 1px solid rgba(174, 190, 224, 0.1);
  background:
    radial-gradient(ellipse 55% 80% at 88% 0%, rgba(95, 139, 255, 0.09), transparent 65%),
    linear-gradient(180deg, rgba(9, 14, 25, 0.72), #04060b 72%);
  overflow: hidden;
}

.site-footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(62, 233, 255, 0.55), transparent 78%);
  pointer-events: none;
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(120px, 0.6fr) minmax(140px, 0.75fr) minmax(280px, 1.35fr);
  gap: clamp(28px, 4vw, 56px);
  align-items: start;
}

.footer-brand {
  align-items: flex-start;
}

.footer-brand .brand-mark {
  width: 48px;
  height: 48px;
}

.footer-brand .brand-copy strong {
  font-size: 1.03rem;
}

.footer-tagline {
  max-width: 36ch;
  margin-top: 22px;
  color: #aab8cf;
  font-size: 0.88rem;
  line-height: 1.75;
}

.footer-meta {
  margin-top: 14px;
  color: #5f708d;
  font-family: var(--font-mono);
  font-size: 0.58rem;
  line-height: 1.7;
  letter-spacing: 0.05em;
}

.footer-col h3 {
  margin-bottom: 18px;
  color: #eef4ff;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

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

.footer-col ul a {
  display: inline-block;
  color: #8190a9;
  font-size: 0.78rem;
  transition:
    color 0.25s ease,
    transform 0.25s var(--ease);
}

.footer-col ul a:hover {
  color: var(--cyan);
  transform: translateX(3px);
}

.footer-contact {
  padding-left: clamp(22px, 3vw, 40px);
  border-left: 1px solid var(--line);
}

.footer-mail {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 13px 14px;
  border: 1px solid rgba(62, 233, 255, 0.18);
  border-radius: 12px;
  background: rgba(62, 233, 255, 0.035);
  transition:
    border-color 0.25s ease,
    background-color 0.25s ease,
    transform 0.25s var(--ease);
}

.footer-mail:hover {
  border-color: rgba(62, 233, 255, 0.42);
  background: rgba(62, 233, 255, 0.07);
  transform: translateY(-2px);
}

.footer-icon {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  flex: 0 0 auto;
  border: 1px solid rgba(62, 233, 255, 0.18);
  border-radius: 9px;
  background: rgba(5, 7, 13, 0.5);
  color: var(--cyan);
}

.footer-icon svg {
  width: 16px;
  height: 16px;
}

.footer-mail > span:last-child {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.footer-mail small {
  color: #7184a2;
  font-family: var(--font-mono);
  font-size: 0.52rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.footer-mail strong {
  margin-top: 2px;
  overflow-wrap: anywhere;
  color: #d7e7f7;
  font-family: var(--font-mono);
  font-size: 0.63rem;
  font-weight: 500;
  line-height: 1.5;
}

.footer-location {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-top: 13px;
  color: #74849e;
  font-size: 0.7rem;
  line-height: 1.6;
}

.footer-location .footer-icon {
  width: 30px;
  height: 30px;
  border-color: var(--line);
  background: transparent;
  color: #8495b0;
}

.footer-socials {
  display: flex;
  gap: 8px;
  margin-top: 18px;
}

.footer-socials a {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: rgba(255, 255, 255, 0.025);
  color: #8fa2bd;
  transition:
    color 0.25s ease,
    border-color 0.25s ease,
    background-color 0.25s ease,
    transform 0.25s var(--ease);
}

.footer-socials a:hover {
  color: #041018;
  border-color: var(--cyan);
  background: var(--cyan);
  transform: translateY(-2px);
}

.footer-socials svg {
  width: 16px;
  height: 16px;
}

.footer-socials .footer-top {
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 0.9rem;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-top: 48px;
  padding-top: 18px;
  border-top: 1px solid rgba(174, 190, 224, 0.08);
  color: #4f5d75;
  font-family: var(--font-mono);
  font-size: 0.54rem;
  letter-spacing: 0.03em;
}

.footer-bottom b {
  color: rgba(62, 233, 255, 0.55);
  font-weight: 400;
}

/* ---------- Toast ---------- */

.toast {
  position: fixed;
  left: 50%;
  bottom: 28px;
  z-index: 200;
  padding: 11px 18px;
  border: 1px solid rgba(62, 233, 255, 0.35);
  border-radius: 999px;
  background: #dffaff;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.38);
  color: #06111c;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.02em;
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, 14px);
  transition:
    opacity 0.28s ease,
    transform 0.28s var(--ease);
}

.toast.is-visible {
  opacity: 1;
  transform: translate(-50%, 0);
}

/* ---------- Reveal ---------- */

.js [data-reveal] {
  opacity: 0;
  translate: 0 26px;
  transition:
    opacity 0.8s var(--ease),
    translate 0.8s var(--ease);
  transition-delay: var(--delay, 0ms);
}

.js [data-reveal].is-visible {
  opacity: 1;
  translate: 0 0;
}

/* ---------- Responsive ---------- */

@media (max-width: 1120px) {
  .hero-grid {
    gap: 38px;
  }

  .member-grid {
    gap: 12px;
  }

  .member-card {
    padding: 11px 11px 16px;
  }

  .nav-links {
    gap: 19px;
  }
}

@media (max-width: 980px) {
  .section {
    padding: 98px 0;
  }

  .hero {
    min-height: 0;
    padding-top: 74px;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 62px;
  }

  .hero-copy {
    max-width: 780px;
  }

  .hero h1 {
    max-width: 15ch;
    font-size: clamp(3.3rem, 9vw, 5.6rem);
  }

  .hero-visual {
    width: min(100%, 620px);
    margin-inline: auto;
  }

  .section-head {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .section-intro {
    max-width: 60ch;
    padding-left: 0;
    border-left: 0;
  }

  .about-grid {
    grid-template-columns: 1fr;
  }

  .principles {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .principle {
    display: block;
    padding: 22px;
  }

  .principle-num {
    display: block;
    margin-bottom: 14px;
  }

  .principle:hover {
    transform: translateY(-3px);
  }

  .member-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }

  .event-grid {
    grid-template-columns: 1fr;
  }

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

  .quote-card {
    min-height: 100%;
  }

  .podium {
    grid-template-columns: 1fr;
  }

  .contact-panel {
    grid-template-columns: 1fr;
  }

  .contact-terminal {
    max-width: 620px;
  }

  .footer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 38px 30px;
  }

  .footer-contact {
    padding-left: 0;
    border-left: 0;
  }
}

@media (max-width: 880px) {
  .site-header {
    background: rgba(5, 7, 13, 0.96);
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
  }

  .nav-scrim {
    display: block;
  }

  .nav-scrim.is-open {
    opacity: 1;
    visibility: visible;
  }

  body.nav-open {
    overflow: hidden;
  }

  .nav-toggle {
    display: block;
  }

  .nav-links {
    position: absolute;
    top: calc(100% + 10px);
    right: 24px;
    left: 24px;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 10px;
    border: 1px solid var(--line-strong);
    border-radius: 18px;
    background: #060a13;
    box-shadow: 0 28px 70px rgba(0, 0, 0, 0.55);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-9px);
    pointer-events: none;
    transition:
      opacity 0.24s ease,
      transform 0.24s var(--ease),
      visibility 0.24s;
  }

  .nav-links.is-open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
  }

  .nav-links > a:not(.nav-cta) {
    padding: 13px 10px;
    border-bottom: 1px solid rgba(174, 190, 224, 0.08);
    font-size: 0.9rem;
  }

  .nav-links > a:not(.nav-cta)::after {
    display: none;
  }

  .nav-cta {
    justify-content: center;
    margin-top: 8px;
    padding: 13px 17px;
  }

  .hero {
    padding-top: 66px;
  }

  .faculty-card {
    grid-template-columns: 72px minmax(0, 1fr);
  }

  .faculty-note {
    display: none;
  }
}

@media (max-width: 700px) {
  .container {
    width: min(1200px, 100% - 36px);
  }

  html {
    scroll-padding-top: 80px;
  }

  .inst-banner img {
    max-height: 72px;
  }

  .nav {
    height: 64px;
  }

  .is-scrolled .nav {
    height: 58px;
  }

  .brand-copy small {
    display: none;
  }

  .brand-copy strong {
    font-size: 0.88rem;
  }

  .hero {
    padding: 58px 0 78px;
  }

  .hero h1 {
    margin-top: 19px;
    font-size: clamp(2.8rem, 11.7vw, 4.2rem);
    line-height: 0.97;
  }

  .hero-lede {
    font-size: 0.94rem;
  }

  .hero-actions .btn {
    flex: 1 1 100%;
  }

  .hero-stats {
    margin-top: 38px;
  }

  .stat {
    padding: 0 16px;
  }

  .stat-num {
    font-size: 1.5rem;
  }

  .stat-label {
    font-size: 0.53rem;
  }

  .hero-visual {
    width: 100%;
  }

  .code-body {
    font-size: 0.65rem;
  }

  .code-line {
    grid-template-columns: 29px 1fr;
    gap: 6px;
    padding: 0 13px;
  }

  .code-run,
  .code-output {
    margin-inline: 13px;
  }

  .hero-badge {
    width: 100%;
    margin: 14px auto 0;
  }

  .scroll-cue {
    display: none;
  }

  .section {
    padding: 82px 0;
  }

  .section-head {
    margin-bottom: 38px;
  }

  .section-head h2 {
    margin-top: 14px;
  }

  .about-list {
    grid-template-columns: 1fr;
  }

  .principles {
    grid-template-columns: 1fr;
  }

  .portrait {
    aspect-ratio: 1 / 0.95;
  }

  .portrait img {
    object-position: center 22%;
  }

  .faculty-card {
    grid-template-columns: 58px minmax(0, 1fr);
    gap: 16px;
    padding: 20px;
  }

  .faculty-mark {
    width: 54px;
    height: 54px;
    font-size: 0.88rem;
  }

  .event-title-row {
    gap: 10px 12px;
  }

  .event-link {
    min-height: 34px;
    margin-bottom: 2px;
    padding: 0 11px;
    font-size: 0.56rem;
  }

  .event-side {
    grid-template-columns: 1fr;
  }

  .event-year {
    top: -12px;
    font-size: 10rem;
  }

  .event-stats > div {
    padding: 0 12px;
  }

  .event-stat {
    font-size: 1.32rem;
  }

  .event-stats div > span:last-child {
    font-size: 0.49rem;
  }

  .consolation-grid {
    grid-template-columns: 1fr;
  }

  .recognition-grid {
    grid-template-columns: 1fr;
  }

  .person-card {
    padding: 26px;
  }

  .contact-section {
    padding-top: 70px;
    padding-bottom: 92px;
  }

  .contact-panel {
    padding: 26px;
  }

  .contact-copy h2 {
    font-size: clamp(1.65rem, 7.2vw, 2rem);
  }

  .contact-actions .btn {
    flex: 1 1 100%;
  }

  .terminal-body {
    font-size: 0.57rem;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .footer-contact {
    padding-top: 24px;
    border-top: 1px solid var(--line);
  }

  .footer-bottom {
    align-items: flex-start;
    flex-direction: column;
    gap: 7px;
    margin-top: 34px;
  }

  .winner-members li {
    align-items: flex-start;
    flex-direction: column;
    gap: 3px;
  }
}

@media (max-width: 430px) {
  .container {
    width: min(1200px, 100% - 28px);
  }

  .contact-panel {
    padding: 22px;
  }

  .hero h1 {
    font-size: clamp(2.5rem, 12vw, 3.4rem);
  }

  .hero-stats {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0;
  }

  .stat {
    padding: 0 10px;
  }

  .stat-num {
    font-size: 1.24rem;
  }

  .stat-label {
    font-size: 0.46rem;
    line-height: 1.5;
  }

  .code-body {
    font-size: 0.6rem;
  }

  .code-output {
    font-size: 0.54rem;
    white-space: normal;
  }

  .event-card {
    padding: 24px 20px;
  }

  .event-card h3 {
    font-size: 1.9rem;
  }

  .event-stats > div {
    padding: 0 9px;
  }

  .event-stat {
    font-size: 1.12rem;
  }

  .tag-list li {
    font-size: 0.51rem;
  }

  .winner-card,
  .winner-card.first {
    padding: 26px 22px;
  }

  .contact-terminal .window-title {
    display: none;
  }
}

@media (max-width: 380px) {
  .member-grid {
    grid-template-columns: 1fr;
  }

  .member-card {
    max-width: 420px;
  }
}

@media (max-width: 360px) {
  .contact-copy h2 {
    font-size: 1.5rem;
  }

  .code-body {
    font-size: 0.54rem;
  }

  .terminal-body {
    font-size: 0.53rem;
  }

  .event-card h3 {
    font-size: 1.72rem;
  }
}

/* ---------- Reduced motion ---------- */

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-delay: 0ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .js [data-reveal] {
    opacity: 1;
    translate: 0 0;
  }

  .gravity-canvas,
  .gravity-cursor {
    display: none;
  }

  .typewriter {
    width: auto;
    border-right: 0;
  }

  .marquee-track {
    animation: none;
  }
}