:root {
  --ink: #eff8ff;
  --muted: #a9c9e6;
  --deep: #07142f;
  --blue: #22a8ff;
  --cyan: #19f0ff;
  --mint: #65ffe5;
  --violet: #a076ff;
  --pink: #ff5be7;
  --paper: rgba(10, 31, 72, 0.68);
  --line: rgba(101, 255, 229, 0.25);
  --shadow: 0 22px 54px rgba(0, 9, 28, 0.36);
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: var(--deep);
}

body {
  min-height: 100%;
  margin: 0;
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  background:
    radial-gradient(circle at 70% 10%, rgba(132, 83, 255, 0.38), transparent 30%),
    radial-gradient(circle at 18% 22%, rgba(25, 240, 255, 0.20), transparent 30%),
    linear-gradient(180deg, #081637 0%, #102a67 44%, #13205a 72%, #07142f 100%);
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(7, 14, 42, 0.04) 0%, rgba(7, 14, 42, 0.26) 42%, rgba(7, 14, 42, 0.76) 100%),
    url("./images/space-clean.png") center top / cover no-repeat;
  opacity: 0.86;
  filter: saturate(1.12) contrast(1.05);
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(25, 240, 255, 0.10) 1px, transparent 1px),
    linear-gradient(90deg, rgba(25, 240, 255, 0.08) 1px, transparent 1px);
  background-size: 20px 20px;
  mask-image: linear-gradient(180deg, #000 0%, rgba(0, 0, 0, 0.58) 70%, transparent 100%);
}

.space-stage::after {
  content: "";
  position: fixed;
  left: -20%;
  top: 0;
  width: 140%;
  height: 2px;
  pointer-events: none;
  background: linear-gradient(90deg, transparent, rgba(23, 213, 239, 0.8), transparent);
  box-shadow: 0 0 22px rgba(23, 213, 239, 0.55);
  animation: scanline 5s linear infinite;
}

button {
  border: 0;
  font: inherit;
}

.space-stage {
  position: fixed;
  z-index: 0;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.space-stage::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 50% 20%, transparent 0 20%, rgba(6, 18, 51, 0.38) 54%, rgba(6, 18, 51, 0.78) 100%),
    linear-gradient(180deg, rgba(6, 18, 51, 0.10), rgba(6, 18, 51, 0.72));
}

.stars {
  position: absolute;
  inset: 0;
  opacity: 0.86;
  background-image:
    radial-gradient(circle, rgba(255, 255, 255, 0.95) 0 1px, transparent 1.6px),
    radial-gradient(circle, rgba(25, 240, 255, 0.7) 0 1px, transparent 1.8px),
    radial-gradient(circle, rgba(255, 255, 255, 0.55) 0 0.8px, transparent 1.4px);
  background-position: 0 0, 38px 52px, 18px 24px;
  background-size: 70px 86px, 108px 124px, 42px 58px;
  animation: starDrift 34s linear infinite;
}

.stars-b {
  opacity: 0.50;
  transform: scale(1.2);
  animation-duration: 48s;
  animation-direction: reverse;
}

.planet {
  position: absolute;
  border-radius: 50%;
}

.planet-main {
  right: -40px;
  top: 108px;
  width: 132px;
  height: 132px;
  background:
    radial-gradient(circle at 31% 24%, rgba(255, 255, 255, 0.92), transparent 8%),
    radial-gradient(ellipse at 46% 35%, rgba(255, 255, 255, 0.28), transparent 16%),
    radial-gradient(ellipse at 22% 52%, rgba(78, 218, 146, 0.95), transparent 15%),
    radial-gradient(ellipse at 50% 29%, rgba(92, 232, 157, 0.82), transparent 13%),
    radial-gradient(ellipse at 64% 64%, rgba(56, 190, 124, 0.82), transparent 15%),
    radial-gradient(ellipse at 36% 73%, rgba(58, 207, 132, 0.68), transparent 11%),
    linear-gradient(90deg, transparent 0 6%, rgba(108, 242, 255, 0.20) 8% 10%, transparent 13% 22%, rgba(80, 223, 147, 0.42) 24% 34%, transparent 36% 48%, rgba(72, 208, 133, 0.38) 50% 61%, transparent 63% 72%, rgba(89, 230, 156, 0.34) 74% 84%, transparent 86% 100%),
    radial-gradient(circle at 38% 38%, #b9fbff 0%, #30c4ef 34%, #1269c7 66%, #08235f 100%);
  background-size: auto, auto, auto, auto, auto, auto, 240px 100%, auto;
  box-shadow:
    0 0 30px rgba(25, 240, 255, 0.48),
    0 0 70px rgba(96, 120, 255, 0.30),
    inset -22px -16px 30px rgba(3, 18, 56, 0.58),
    inset 12px 10px 24px rgba(255, 255, 255, 0.16);
  animation: globeSpin 3.6s linear infinite, planetBob 11.6s ease-in-out infinite;
}

.planet-main::before {
  content: "";
  position: absolute;
  left: -37px;
  top: 48px;
  width: 205px;
  height: 42px;
  border: 5px solid rgba(172, 224, 255, 0.58);
  border-left-color: transparent;
  border-right-color: transparent;
  border-radius: 50%;
  transform: rotate(-18deg);
  filter: drop-shadow(0 0 12px rgba(25, 240, 255, 0.42));
  animation: ringSpin 5.2s linear infinite;
}

.planet-main::after {
  content: "";
  position: absolute;
  inset: 4px;
  border-radius: 50%;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.24), transparent 30% 70%, rgba(0, 18, 61, 0.28)),
    repeating-linear-gradient(90deg, transparent 0 18px, rgba(210, 252, 255, 0.16) 19px 20px, transparent 21px 36px);
  mix-blend-mode: screen;
  pointer-events: none;
}

.planet-main span {
  position: absolute;
  inset: 16px;
  border-radius: 50%;
  border-left: 1px solid rgba(255, 255, 255, 0.30);
  border-right: 1px solid rgba(25, 240, 255, 0.42);
  transform: perspective(120px) rotateY(58deg);
  animation: meridianPulse 2.8s ease-in-out infinite alternate;
}

.planet-small {
  right: 92px;
  top: 258px;
  width: 42px;
  height: 42px;
  background:
    radial-gradient(ellipse at 30% 40%, rgba(39, 190, 111, 0.72), transparent 17%),
    radial-gradient(ellipse at 68% 60%, rgba(58, 208, 132, 0.58), transparent 16%),
    repeating-linear-gradient(90deg, rgba(184, 255, 255, 0.36) 0 6px, rgba(32, 121, 196, 0.22) 6px 13px, rgba(40, 165, 102, 0.28) 13px 19px),
    radial-gradient(circle at 30% 25%, #dbffff, #51c9f2 36%, #2d5cad 100%);
  background-size: 78px 100%, auto;
  box-shadow: 0 0 18px rgba(25, 240, 255, 0.42);
  animation: globeSpinSmall 4.8s linear infinite, planetBob 9.6s ease-in-out infinite reverse;
}

.planet-distant {
  left: -18px;
  bottom: 112px;
  width: 58px;
  height: 58px;
  opacity: 0.82;
  background:
    radial-gradient(circle at 28% 23%, rgba(255, 255, 255, 0.75), transparent 9%),
    radial-gradient(ellipse at 38% 42%, rgba(208, 128, 255, 0.82), transparent 20%),
    radial-gradient(ellipse at 66% 60%, rgba(84, 225, 255, 0.48), transparent 17%),
    linear-gradient(90deg, rgba(255, 115, 231, 0.30) 0 10%, transparent 11% 25%, rgba(122, 98, 255, 0.36) 26% 44%, transparent 45% 58%, rgba(42, 213, 239, 0.28) 60% 78%, transparent 80% 100%),
    radial-gradient(circle at 32% 24%, #e7d4ff, #8b65ff 38%, #3454c7 72%, #151052 100%);
  background-size: auto, auto, auto, 118px 100%, auto;
  box-shadow:
    0 0 22px rgba(160, 118, 255, 0.46),
    inset -10px -10px 18px rgba(10, 8, 58, 0.52),
    inset 7px 6px 12px rgba(255, 255, 255, 0.13);
  animation: globeSpinDistant 4.6s linear infinite, planetBob 14s ease-in-out infinite;
}

.planet-distant::before {
  content: "";
  position: absolute;
  left: -13px;
  top: 22px;
  width: 84px;
  height: 18px;
  border: 3px solid rgba(193, 226, 255, 0.34);
  border-left-color: transparent;
  border-right-color: transparent;
  border-radius: 50%;
  transform: rotate(-18deg);
  filter: drop-shadow(0 0 9px rgba(160, 118, 255, 0.48));
}

.planet-distant span {
  position: absolute;
  inset: 8px;
  border-radius: 50%;
  border-left: 1px solid rgba(255, 255, 255, 0.20);
  border-right: 1px solid rgba(25, 240, 255, 0.24);
  transform: perspective(90px) rotateY(58deg);
}

.rocket {
  position: absolute;
  width: 32px;
  height: 68px;
  transform: rotate(38deg);
  animation: rocketFly 18s ease-in-out infinite;
}

.rocket-two {
  left: 72%;
  animation-delay: 7.6s;
  animation-duration: 22s;
  transform: rotate(31deg) scale(0.78);
}

.rocket-three {
  left: 42%;
  animation-delay: 12.8s;
  animation-duration: 20s;
  transform: rotate(44deg) scale(0.68);
}

.rocket-three .rocket-body {
  background: linear-gradient(180deg, #ffffff, #c7fff6 42%, #ff5be7);
}

.rocket-three .rocket-body::before,
.rocket-three .rocket-body::after {
  background: #22a8ff;
}

.rocket-body {
  position: absolute;
  left: 8px;
  top: 4px;
  width: 17px;
  height: 45px;
  border-radius: 50% 50% 8px 8px;
  background:
    linear-gradient(90deg, transparent 0 36%, rgba(255, 91, 231, 0.78) 36% 45%, transparent 45% 100%),
    linear-gradient(180deg, #ffffff, #aeeaff 45%, #6776ff);
  box-shadow: 0 0 18px rgba(25, 240, 255, 0.7);
}

.rocket-body::before,
.rocket-body::after {
  content: "";
  position: absolute;
  bottom: 1px;
  width: 9px;
  height: 16px;
  background: #ff5be7;
}

.rocket-body::before {
  left: -6px;
  border-radius: 8px 0 6px 8px;
  transform: rotate(-18deg);
}

.rocket-body::after {
  right: -6px;
  border-radius: 0 8px 8px 6px;
  transform: rotate(18deg);
}

.rocket-window {
  position: absolute;
  left: 12px;
  top: 15px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #142c72;
  border: 1px solid rgba(255, 255, 255, 0.8);
}

.rocket-flame {
  position: absolute;
  left: 10px;
  top: 47px;
  width: 13px;
  height: 30px;
  border-radius: 50% 50% 70% 70%;
  background: linear-gradient(180deg, #fff8a3, #ff6a35 58%, transparent 100%);
  filter: blur(0.5px);
  animation: flame 0.28s ease-in-out infinite alternate;
}

.shuttle {
  position: absolute;
  left: 16%;
  bottom: -90px;
  width: 76px;
  height: 44px;
  transform: rotate(28deg);
  animation: shuttleFly 26s ease-in-out infinite;
  animation-delay: 4s;
}

.shuttle-body {
  position: absolute;
  left: 15px;
  top: 11px;
  width: 48px;
  height: 20px;
  border-radius: 60% 12px 12px 60%;
  background:
    linear-gradient(90deg, rgba(255, 91, 231, 0.72) 0 12%, transparent 12% 100%),
    linear-gradient(90deg, #f7fbff, #aeeaff 48%, #6f86ff);
  box-shadow: 0 0 20px rgba(25, 240, 255, 0.68);
}

.shuttle-body::before {
  content: "";
  position: absolute;
  right: -7px;
  top: 4px;
  width: 14px;
  height: 10px;
  border-radius: 0 10px 10px 0;
  background: #f7fbff;
}

.shuttle-window {
  position: absolute;
  left: 40px;
  top: 16px;
  z-index: 2;
  width: 8px;
  height: 5px;
  border-radius: 999px;
  background: rgba(8, 20, 64, 0.72);
  box-shadow: -12px 0 0 rgba(8, 20, 64, 0.48);
}

.shuttle-wing {
  position: absolute;
  left: 20px;
  width: 26px;
  height: 17px;
  background: linear-gradient(135deg, #ffffff, #7b8cff);
  box-shadow: 0 0 12px rgba(160, 118, 255, 0.48);
}

.shuttle-wing-left {
  top: 0;
  border-radius: 14px 14px 2px 14px;
  transform: skewX(-24deg);
}

.shuttle-wing-right {
  bottom: 0;
  border-radius: 14px 2px 14px 14px;
  transform: skewX(24deg);
}

.shuttle-flame {
  position: absolute;
  left: -2px;
  top: 17px;
  width: 24px;
  height: 10px;
  border-radius: 999px;
  background: linear-gradient(90deg, transparent, #ff7b38, #fff5a8);
  filter: blur(0.4px);
  animation: shuttleFlame 0.24s ease-in-out infinite alternate;
}

.holo-panel {
  position: absolute;
  border: 1px solid rgba(25, 240, 255, 0.28);
  border-radius: 14px;
  background:
    linear-gradient(90deg, rgba(25, 240, 255, 0.18), transparent 38%),
    rgba(18, 76, 142, 0.10);
  box-shadow: 0 0 24px rgba(25, 240, 255, 0.16);
  transform: rotate(-7deg);
}

.holo-panel::before {
  content: "";
  position: absolute;
  left: 12px;
  right: 28px;
  top: 13px;
  height: 2px;
  background: rgba(101, 255, 229, 0.55);
  box-shadow: 0 11px rgba(101, 255, 229, 0.35), 0 22px rgba(101, 255, 229, 0.22);
}

.holo-left {
  left: -38px;
  top: 330px;
  width: 132px;
  height: 88px;
  animation: floatGlow 7s ease-in-out infinite;
}

.holo-right {
  right: -48px;
  bottom: 92px;
  width: 126px;
  height: 84px;
  transform: rotate(9deg);
  animation: floatGlow 8s ease-in-out infinite reverse;
}

.app-shell {
  position: relative;
  z-index: 1;
  width: min(100%, 960px);
  min-height: 100vh;
  margin: 0 auto;
  padding: 18px 14px 30px;
}

.hero {
  min-height: 132px;
  padding: 12px 2px 10px;
}

.hero-kicker,
.section-kicker {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  margin: 0;
  padding: 0 11px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: #1479b9;
  background: rgba(255, 255, 255, 0.68);
  font-size: 11px;
  font-weight: 900;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

.hero h1 {
  margin: 14px 0 0;
  color: #fff;
  font-size: clamp(36px, 9vw, 60px);
  line-height: 1.04;
  letter-spacing: 0;
  text-shadow: 0 0 18px rgba(25, 240, 255, 0.36), 0 4px 20px rgba(0, 0, 0, 0.36);
}

.hero p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.55;
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.brand-strip {
  position: relative;
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  align-items: center;
  gap: 12px;
  min-height: 118px;
  margin-top: 18px;
  padding: 13px 14px;
  overflow: hidden;
  border: 1px solid rgba(101, 255, 229, 0.24);
  border-radius: 22px;
  background:
    radial-gradient(circle at 18% 52%, rgba(25, 240, 255, 0.28), transparent 38%),
    linear-gradient(135deg, rgba(6, 24, 65, 0.78), rgba(12, 54, 103, 0.58));
  box-shadow: 0 18px 46px rgba(0, 8, 30, 0.34), inset 0 1px 0 rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(14px);
}

.brand-strip::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(101, 255, 229, 0.10) 1px, transparent 1px),
    linear-gradient(90deg, rgba(101, 255, 229, 0.08) 1px, transparent 1px);
  background-size: 18px 18px;
  opacity: 0.62;
}

.brand-strip::after {
  content: "";
  position: absolute;
  right: -28px;
  top: -34px;
  width: 118px;
  height: 118px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(25, 240, 255, 0.34), transparent 66%);
}

.brand-mascot,
.brand-info {
  position: relative;
  z-index: 1;
}

.brand-mascot {
  width: 92px;
  max-height: 106px;
  object-fit: contain;
  filter: drop-shadow(0 10px 18px rgba(25, 240, 255, 0.24));
  animation: mascotFloat 4.8s ease-in-out infinite;
}

.brand-info {
  min-width: 0;
}

.brand-logo {
  display: block;
  width: min(168px, 100%);
  max-height: 42px;
  object-fit: contain;
  object-position: left center;
  filter: drop-shadow(0 0 12px rgba(25, 240, 255, 0.22));
}

.brand-info p {
  margin: 8px 0 0;
  color: #c7e9ff;
  font-size: 13px;
  line-height: 1.55;
  font-weight: 700;
}

.category-card,
.work-card,
.works-section {
  border: 1px solid var(--line);
  background: var(--paper);
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
}

.category-card {
  position: relative;
  min-height: 174px;
  overflow: hidden;
  padding: 12px;
  border-radius: 18px;
  text-align: left;
  cursor: pointer;
  animation: cardIn 0.5s ease both;
}

.category-card:nth-child(2) {
  animation-delay: 0.05s;
}

.category-card:nth-child(3) {
  animation-delay: 0.1s;
}

.category-card:nth-child(4) {
  animation-delay: 0.15s;
}

.category-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, transparent 0%, rgba(255, 255, 255, 0.8) 48%, transparent 70%);
  transform: translateX(-120%);
  animation: shimmer 4.8s ease-in-out infinite;
}

.category-card::after {
  content: "";
  position: absolute;
  right: -42px;
  top: -44px;
  width: 112px;
  height: 112px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(23, 213, 239, 0.38), transparent 68%);
}

.category-card:active,
.work-card:active {
  transform: scale(0.985);
}

.card-top {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 50px;
  height: 32px;
  padding: 0 9px;
  border-radius: 11px;
  color: #126b9d;
  background: linear-gradient(135deg, #dff7ff, #bff0ff);
  font-size: 11px;
  font-weight: 900;
}

.arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  color: #fff;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  font-size: 21px;
  font-weight: 900;
  box-shadow: 0 8px 18px rgba(13, 141, 255, 0.28);
}

.category-art {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 86px;
  margin-top: 10px;
  border-radius: 15px;
  overflow: hidden;
  background:
    radial-gradient(circle at 50% 42%, rgba(25, 240, 255, 0.26), transparent 45%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.12), rgba(25, 240, 255, 0.07));
  background-position: center;
  background-size: cover;
  box-shadow: inset 0 0 0 1px rgba(101, 255, 229, 0.18), 0 10px 26px rgba(0, 12, 40, 0.22);
}

.category-art::before {
  content: "";
  position: absolute;
  inset: 0;
  border: 0;
  border-radius: inherit;
  transform: none;
  background: linear-gradient(180deg, rgba(8, 18, 48, 0.02), rgba(8, 18, 48, 0.16));
}

.category-art::after {
  position: relative;
  z-index: 2;
  color: #eafcff;
  font-size: 34px;
  line-height: 1;
  text-shadow: 0 0 14px rgba(25, 240, 255, 0.8), 0 0 22px rgba(255, 91, 231, 0.32);
}

.category-game .category-art::after {
  content: "";
}

.category-invention .category-art::after {
  content: "";
}

.category-game .category-art {
  background-image:
    linear-gradient(180deg, rgba(8, 18, 48, 0.05), rgba(8, 18, 48, 0.18)),
    url("./images/category-game.jpg");
}

.category-invention .category-art {
  background-image:
    linear-gradient(180deg, rgba(8, 18, 48, 0.05), rgba(8, 18, 48, 0.18)),
    url("./images/category-invention.jpg");
}

.category-website .category-art {
  background-image:
    linear-gradient(180deg, rgba(8, 18, 48, 0.05), rgba(8, 18, 48, 0.18)),
    url("./images/category-website.jpg");
}

.category-interview .category-art {
  background-image:
    linear-gradient(180deg, rgba(8, 18, 48, 0.05), rgba(8, 18, 48, 0.18)),
    url("./images/category-interview.jpg");
}

.category-card .art-core,
.category-card .art-line {
  display: none;
}

.category-website .category-art::after {
  content: "";
}

.category-website .art-core {
  width: 78px;
  height: 48px;
  border: 2px solid rgba(202, 247, 255, 0.92);
  border-radius: 9px;
  background:
    linear-gradient(90deg, rgba(101, 255, 229, 0.72) 0 18%, transparent 18% 100%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.22), rgba(34, 168, 255, 0.20)),
    rgba(10, 31, 72, 0.62);
  box-shadow:
    0 0 16px rgba(25, 240, 255, 0.72),
    inset 0 0 18px rgba(25, 240, 255, 0.24);
  animation: none;
}

.category-website .art-core::before {
  content: "";
  position: absolute;
  left: 25px;
  right: 25px;
  bottom: -12px;
  height: 10px;
  border-radius: 0 0 8px 8px;
  background: linear-gradient(180deg, rgba(202, 247, 255, 0.88), rgba(34, 168, 255, 0.72));
  box-shadow: 0 10px 0 -3px rgba(202, 247, 255, 0.78);
}

.category-website .art-core::after {
  content: "";
  position: absolute;
  left: 26px;
  top: 11px;
  width: 34px;
  height: 4px;
  border-radius: 999px;
  background: rgba(202, 247, 255, 0.92);
  box-shadow:
    0 10px 0 rgba(25, 240, 255, 0.70),
    22px 10px 0 -1px rgba(255, 91, 231, 0.78),
    0 20px 0 rgba(202, 247, 255, 0.58);
}

.category-interview .category-art::after {
  content: "";
  width: 24px;
  height: 38px;
  border: 3px solid rgba(232, 252, 255, 0.95);
  border-radius: 999px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.36), rgba(25, 240, 255, 0.18)),
    rgba(10, 31, 72, 0.50);
  box-shadow:
    0 0 16px rgba(25, 240, 255, 0.82),
    inset 0 0 14px rgba(25, 240, 255, 0.28);
}

.category-interview .art-core {
  width: 72px;
  height: 54px;
  border: 2px solid rgba(101, 255, 229, 0.45);
  border-top-color: transparent;
  border-radius: 0 0 42px 42px;
  box-shadow: 0 0 18px rgba(25, 240, 255, 0.28);
  animation: none;
}

.category-interview .art-core::before {
  content: "";
  position: absolute;
  left: 32px;
  bottom: -18px;
  width: 8px;
  height: 20px;
  border-radius: 999px;
  background: rgba(232, 252, 255, 0.92);
  box-shadow: 0 0 12px rgba(25, 240, 255, 0.78);
}

.category-interview .art-core::after {
  content: "";
  position: absolute;
  left: 20px;
  bottom: -22px;
  width: 32px;
  height: 5px;
  border-radius: 999px;
  background: rgba(232, 252, 255, 0.90);
  box-shadow: 0 0 12px rgba(25, 240, 255, 0.62);
}

.category-interview .art-line-one {
  left: 16px;
  right: auto;
  top: 23px;
  width: 18px;
  height: 18px;
  border: 2px solid rgba(101, 255, 229, 0.46);
  border-right-color: transparent;
  border-bottom-color: transparent;
  border-radius: 50%;
  background: transparent;
  transform: rotate(-45deg);
}

.category-interview .art-line-two {
  left: auto;
  right: 16px;
  bottom: auto;
  top: 23px;
  width: 18px;
  height: 18px;
  border: 2px solid rgba(101, 255, 229, 0.46);
  border-left-color: transparent;
  border-bottom-color: transparent;
  border-radius: 50%;
  background: transparent;
  transform: rotate(45deg);
}

.category-card .category-art::after {
  display: none;
}

.art-core {
  position: absolute;
  width: 88px;
  height: 88px;
  border-radius: 50%;
  border: 1px solid rgba(25, 240, 255, 0.20);
  animation: spin 11s linear infinite;
}

.art-line {
  position: absolute;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, transparent, rgba(101, 255, 229, 0.76), transparent);
}

.art-line-one {
  left: 14px;
  right: 14px;
  top: 18px;
}

.art-line-two {
  left: 28px;
  right: 24px;
  bottom: 16px;
  opacity: 0.58;
}

.category-name {
  position: relative;
  z-index: 1;
  display: block;
  margin-top: 10px;
  color: #f5fbff;
  font-size: 15px;
  line-height: 1.25;
  font-weight: 900;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.36);
}

.category-subtitle {
  display: none;
}

.works-section {
  display: none;
  min-height: calc(100vh - 36px);
  padding: 14px;
  border-radius: 22px;
  animation: cardIn 0.38s ease both;
}

.works-section.is-active {
  display: block;
}

.category-section.is-hidden,
.hero.is-compact {
  display: none;
}

.section-head {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  margin-bottom: 14px;
}

.back-button {
  height: 36px;
  border-radius: 999px;
  color: #1479b9;
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid var(--line);
}

.section-title-wrap h2 {
  margin: 9px 0 0;
  font-size: 24px;
  line-height: 1.25;
}

.section-desc {
  margin: 7px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.58;
}

.works-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.work-card {
  overflow: hidden;
  padding: 0;
  border-radius: 18px;
  cursor: pointer;
  text-align: left;
  animation: cardIn 0.42s ease both;
}

.thumb {
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background:
    radial-gradient(circle at 82% 22%, rgba(32, 199, 232, 0.42), transparent 34%),
    linear-gradient(135deg, rgba(49, 166, 255, 0.34), rgba(248, 252, 255, 0.52));
}

.thumb::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(56, 156, 218, 0.10) 1px, transparent 1px),
    linear-gradient(90deg, rgba(56, 156, 218, 0.10) 1px, transparent 1px);
  background-size: 14px 14px;
  opacity: 0.55;
}

.thumb::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background: linear-gradient(180deg, transparent 52%, rgba(7, 31, 52, 0.14));
}

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

.thumb video {
  background: #dceff8;
}

.thumb-label {
  position: relative;
  z-index: 2;
  display: inline-flex;
  margin: 11px;
}

.play {
  position: absolute;
  right: 10px;
  bottom: 10px;
  z-index: 3;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  color: #fff;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  box-shadow: 0 8px 18px rgba(22, 135, 255, 0.28);
  font-size: 13px;
}

.work-info {
  display: block;
  min-height: 72px;
  padding: 11px 11px 12px;
}

.student-line {
  display: block;
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.35;
}

.work-title {
  display: -webkit-box;
  margin: 6px 0 0;
  overflow: hidden;
  color: var(--ink);
  font-size: 15px;
  line-height: 1.34;
  font-weight: 900;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.video-modal {
  position: fixed;
  inset: 0;
  z-index: 20;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 18px;
}

.video-modal.is-open {
  display: flex;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(8, 28, 45, 0.68);
  backdrop-filter: blur(10px);
}

.modal-panel {
  position: relative;
  z-index: 1;
  width: min(100%, 760px);
  overflow: hidden;
  border: 1px solid rgba(137, 224, 255, 0.34);
  border-radius: 22px;
  background: #fff;
  box-shadow: 0 28px 70px rgba(0, 0, 0, 0.28);
}

.modal-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  padding: 16px;
}

.modal-meta {
  margin: 0 0 6px;
  color: var(--muted);
  font-size: 13px;
}

.modal-top h3 {
  margin: 0;
  font-size: 18px;
}

.close-button {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  color: #45657d;
  background: #eef7fc;
  font-size: 28px;
  line-height: 30px;
}

.work-video {
  display: block;
  width: 100%;
  max-height: 70vh;
  background: #000;
}

@media (min-width: 720px) {
  .app-shell {
    padding: 46px 24px;
  }

  .hero {
    min-height: 168px;
  }

  .category-grid {
    gap: 18px;
  }

  .brand-strip {
    grid-template-columns: 126px minmax(0, 1fr);
    min-height: 142px;
    margin-top: 24px;
    padding: 18px 24px;
  }

  .brand-mascot {
    width: 126px;
    max-height: 128px;
  }

  .brand-logo {
    width: 220px;
    max-height: 58px;
  }

  .brand-info p {
    font-size: 16px;
  }

  .category-card {
    min-height: 168px;
    padding: 22px;
  }

  .category-card h2 {
    font-size: 22px;
  }

  .works-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
  }
}

@keyframes mascotFloat {
  0%, 100% {
    transform: translateY(0) rotate(-2deg);
  }

  50% {
    transform: translateY(-7px) rotate(2deg);
  }
}

@keyframes scanline {
  0% {
    transform: translateY(0);
    opacity: 0;
  }

  12% {
    opacity: 1;
  }

  100% {
    transform: translateY(100vh);
    opacity: 0;
  }
}

@keyframes shimmer {
  0%, 72% {
    transform: translateX(-120%);
  }

  100% {
    transform: translateX(120%);
  }
}

@keyframes cardIn {
  from {
    opacity: 0;
    transform: translateY(12px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

@keyframes pulseOrb {
  0%, 100% {
    transform: scale(1);
  }

  50% {
    transform: scale(1.045);
  }
}

@keyframes floatGlow {
  0%, 100% {
    transform: translate3d(0, 0, 0);
  }

  50% {
    transform: translate3d(10px, -16px, 0);
  }
}

@keyframes starDrift {
  from {
    transform: translate3d(0, 0, 0);
  }

  to {
    transform: translate3d(-86px, 104px, 0);
  }
}

@keyframes planetFloat {
  0%, 100% {
    transform: translate3d(0, 0, 0) rotate(0deg);
  }

  50% {
    transform: translate3d(-8px, 12px, 0) rotate(6deg);
  }
}

@keyframes planetRotate {
  from {
    rotate: 0deg;
  }

  to {
    rotate: 360deg;
  }
}

@keyframes globeSpin {
  from {
    background-position: center, center, center, center, center, center, 0 0, center;
  }

  to {
    background-position: center, center, center, center, center, center, 240px 0, center;
  }
}

@keyframes globeSpinSmall {
  from {
    background-position: 0 0, center;
  }

  to {
    background-position: 78px 0, center;
  }
}

@keyframes globeSpinDistant {
  from {
    background-position: center, center, center, 0 0, center;
  }

  to {
    background-position: center, center, center, 118px 0, center;
  }
}

@keyframes planetBob {
  0%, 100% {
    transform: translate3d(0, 0, 0);
  }

  50% {
    transform: translate3d(-8px, 12px, 0);
  }
}

@keyframes meridianPulse {
  from {
    opacity: 0.42;
    transform: perspective(120px) rotateY(48deg) scaleX(0.88);
  }

  to {
    opacity: 0.86;
    transform: perspective(120px) rotateY(66deg) scaleX(1.04);
  }
}

@keyframes ringSpin {
  0% {
    transform: rotate(-18deg) scaleX(1);
  }

  50% {
    transform: rotate(-11deg) scaleX(0.96);
  }

  100% {
    transform: rotate(-18deg) scaleX(1);
  }
}

@keyframes rocketFly {
  0% {
    left: 8%;
    bottom: -90px;
    opacity: 0;
  }

  10% {
    opacity: 1;
  }

  72% {
    opacity: 1;
  }

  100% {
    left: 58%;
    bottom: 112vh;
    opacity: 0;
  }
}

@keyframes shuttleFly {
  0% {
    left: -12%;
    bottom: 4vh;
    opacity: 0;
  }

  12% {
    opacity: 1;
  }

  70% {
    opacity: 1;
  }

  100% {
    left: 76%;
    bottom: 112vh;
    opacity: 0;
  }
}

@keyframes flame {
  from {
    transform: scaleY(0.78);
    opacity: 0.72;
  }

  to {
    transform: scaleY(1.08);
    opacity: 1;
  }
}

@keyframes shuttleFlame {
  from {
    transform: scaleX(0.72);
    opacity: 0.62;
  }

  to {
    transform: scaleX(1.18);
    opacity: 1;
  }
}