:root {
  --ink: #111827;
  --ink-soft: #536178;
  --paper: #edf3fb;
  --white: #fafdff;
  --glass: rgba(255, 255, 255, .48);
  --glass-strong: rgba(255, 255, 255, .68);
  --border: rgba(255, 255, 255, .7);
  --dark-border: rgba(33, 48, 76, .13);
  --cyan: #12b8d5;
  --blue: #5471ff;
  --violet: #9c5de6;
  --pink: #ea69a5;
  --orange: #ff9b5f;
  --mono: "Noto Sans SC", sans-serif;
  --console: "Cascadia Mono", "Cascadia Code", monospace;
  --display: "Lexend", "Noto Sans SC", sans-serif;
  --body: "Noto Sans SC", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 94px; }
body { min-width: 320px; margin: 0; overflow-x: hidden; color: var(--ink); background: #dce8f4; font-family: var(--body); }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; }
a:focus-visible, button:focus-visible { outline: 2px solid var(--blue); outline-offset: 4px; }
.shell { width: min(1180px, calc(100% - 48px)); margin-inline: auto; }

.aurora { position: fixed; z-index: -2; border-radius: 50%; filter: blur(38px); opacity: .76; pointer-events: none; animation: float 18s ease-in-out infinite alternate; }
.aurora-one { width: 52vw; height: 52vw; top: -22vw; left: -13vw; background: radial-gradient(circle at 60% 60%, #39d9d1, #5e7cff 47%, transparent 70%); }
.aurora-two { width: 58vw; height: 58vw; top: 15vh; right: -26vw; background: radial-gradient(circle, #f28dbb 0, #a476ee 38%, transparent 69%); animation-delay: -6s; }
.aurora-three { width: 48vw; height: 48vw; bottom: -28vw; left: 22%; background: radial-gradient(circle, #ffbd76 0, #5cd3c7 41%, transparent 68%); animation-delay: -11s; }

.topbar { height: 86px; display: flex; align-items: center; justify-content: space-between; }
.wordmark { font-family: var(--mono); font-size: 14px; font-weight: 600; letter-spacing: -.04em; }
.topbar nav { display: flex; gap: 26px; }
.topbar nav a, .status { font-family: var(--mono); font-size: 11px; }
.topbar nav a { color: var(--ink-soft); transition: color .2s ease; }
.topbar nav a:hover { color: var(--blue); }
.status, .live-chip { display: inline-flex; align-items: center; gap: 7px; }
.status i, .live-chip i { width: 7px; height: 7px; border-radius: 50%; background: #13b98e; box-shadow: 0 0 0 4px rgba(19,185,142,.16); }

.glass-panel { border: 1px solid var(--border); border-radius: 22px; background: var(--glass); box-shadow: 0 24px 70px rgba(56, 79, 115, .13), inset 0 1px 0 rgba(255,255,255,.82); backdrop-filter: blur(22px) saturate(135%); -webkit-backdrop-filter: blur(22px) saturate(135%); }
.hero { overflow: hidden; }
.terminal-bar { height: 48px; padding: 0 20px; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; border-bottom: 1px solid var(--dark-border); color: var(--ink-soft); font-family: var(--mono); font-size: 10px; }
.terminal-bar > span:last-child { justify-self: end; }
.terminal-dots { display: flex; gap: 6px; }
.terminal-dots i { width: 8px; height: 8px; border-radius: 50%; background: var(--orange); }
.terminal-dots i:nth-child(2) { background: #e8ca57; }
.terminal-dots i:nth-child(3) { background: #55c29b; }
.hero-grid { min-height: 560px; padding: 66px 8% 58px; display: grid; grid-template-columns: 1.2fr .8fr; align-items: center; gap: 30px; }
.command { margin: 0 0 21px; color: var(--ink-soft); font-family: var(--console); font-size: 13px; }
.command span { color: var(--violet); font-size: 15px; font-weight: 600; }
.hero h1, h2 { margin: 0; font-family: var(--display); font-weight: 700; letter-spacing: -.055em; }
.hero h1 { max-width: 700px; font-size: clamp(48px, 6.5vw, 84px); line-height: 1.03; }
.hero h1 strong { color: transparent; background: linear-gradient(100deg, var(--cyan), var(--blue) 38%, var(--violet) 65%, var(--pink)); background-clip: text; -webkit-background-clip: text; }
.terminal-output { max-width: 460px; margin: 24px 0 0; color: var(--ink-soft); font-size: 15px; line-height: 1.9; }
.command-row { margin-top: 27px; display: flex; align-items: center; gap: 9px; color: var(--blue); font-family: var(--mono); font-size: 12px; }
.command-row > span:first-child { color: var(--violet); font-size: 16px; }
.command-row b { width: 8px; height: 17px; background: var(--blue); animation: blink .8s steps(1) infinite; }
.primary-link { margin-top: 35px; min-height: 48px; padding: 0 18px; display: inline-flex; align-items: center; gap: 25px; border-radius: 12px; color: var(--white); background: linear-gradient(110deg, var(--blue), var(--violet), var(--pink)); box-shadow: 0 10px 24px rgba(91,99,219,.24); font-size: 12px; font-weight: 700; transition: transform .2s ease, box-shadow .2s ease; }
.primary-link:hover { transform: translateY(-3px); box-shadow: 0 15px 28px rgba(91,99,219,.32); }

.orbit { position: relative; justify-self: center; width: min(100%, 330px); aspect-ratio: 1; }
.orbit::before { content: ""; position: absolute; inset: 13%; border: 1px dashed rgba(53,73,110,.35); border-radius: 50%; animation: spin 21s linear infinite; }
.orbit-core { position: absolute; inset: 31%; z-index: 1; display: grid; place-items: center; border: 1px solid rgba(255,255,255,.84); border-radius: 50%; color: var(--white); background: linear-gradient(145deg, var(--cyan), var(--blue) 45%, var(--violet)); box-shadow: 0 17px 35px rgba(57,95,179,.3), inset 0 1px 2px rgba(255,255,255,.6); font-family: var(--display); font-size: clamp(36px, 5vw, 54px); font-weight: 800; }
.orbit-label { position: absolute; z-index: 2; padding: 7px 10px; border: 1px solid var(--border); border-radius: 8px; background: rgba(255,255,255,.47); box-shadow: 0 8px 20px rgba(49,74,112,.12); font-family: var(--mono); font-size: 10px; font-weight: 600; backdrop-filter: blur(9px); }
.label-java { top: 5%; right: 4%; color: var(--orange); }.label-cpp { bottom: 13%; left: 0; color: var(--violet); }.label-linux { top: 39%; right: -9%; color: var(--cyan); }
.orbit-path { position: absolute; display: block; border: 1px solid rgba(75,98,139,.25); border-radius: 50%; }
.path-one { width: 85%; height: 38%; left: 7%; top: 32%; transform: rotate(-29deg); }.path-two { width: 68%; height: 31%; left: 17%; top: 35%; transform: rotate(56deg); }
.hero-footer { padding: 17px 8%; display: flex; justify-content: space-between; border-top: 1px solid var(--dark-border); color: var(--ink-soft); font-family: var(--mono); font-size: 9px; }

.section-grid { margin-top: 120px; display: grid; grid-template-columns: 150px minmax(0, 1fr); gap: 35px; }
.section-label { padding-top: 16px; display: flex; align-items: center; gap: 12px; color: var(--ink-soft); font-family: var(--mono); font-size: 10px; }
.section-label span { display: grid; place-items: center; width: 28px; height: 28px; border: 1px solid rgba(62,83,121,.24); border-radius: 50%; color: var(--blue); }.section-label p { margin: 0; }
.about-content, .now-content { padding: 52px 7%; }
h2 { font-size: clamp(34px, 4vw, 55px); line-height: 1.18; }
.about-columns { margin-top: 43px; display: grid; grid-template-columns: 1fr 1fr; gap: 45px; border-top: 1px solid var(--dark-border); padding-top: 27px; }.about-columns p { margin: 0; color: var(--ink-soft); font-size: 14px; line-height: 2; }
.lab-content { min-width: 0; }.lab-heading { padding: 10px 1px 30px; display: flex; align-items: end; justify-content: space-between; gap: 40px; }.lab-heading > p { width: 290px; margin: 0; color: var(--ink-soft); font-size: 13px; line-height: 1.8; }
.ai-station { margin-top: 15px; padding: 27px 28px; display: flex; align-items: end; justify-content: space-between; gap: 32px; background: rgba(255,255,255,.53); }.ai-station .command { margin-bottom: 13px; }.ai-station h3 { margin: 0; font-family: var(--display); font-size: 22px; }.ai-station p:not(.command) { max-width: 510px; margin: 9px 0 0; color: var(--ink-soft); font-size: 12px; line-height: 1.8; }.ai-station a { flex: 0 0 auto; padding: 11px 14px; border-radius: 9px; color: var(--white); background: linear-gradient(110deg, var(--blue), var(--violet)); font-size: 11px; font-weight: 700; transition: transform .2s ease; }.ai-station a:hover { transform: translateY(-3px); }
.now-layout { margin-top: 42px; display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: end; }.live-chip { color: #168d72; font-family: var(--mono); font-size: 10px; }.now-layout > p { max-width: 310px; margin: 0; color: var(--ink-soft); font-size: 13px; line-height: 1.8; }.learning-cards { margin-top: 42px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 13px; }.learning-card { min-height: 205px; padding: 24px; border: 1px solid var(--border); border-radius: 15px; box-shadow: inset 0 1px 0 rgba(255,255,255,.75); transition: transform .2s ease; }.learning-card:hover { transform: translateY(-7px); }.learning-card > span { color: var(--blue); font-family: var(--mono); font-size: 12px; font-weight: 600; }.learning-card h3 { margin: 22px 0 0; font-family: var(--display); font-size: 19px; }.learning-card p { margin: 9px 0 0; color: var(--ink-soft); font-size: 12px; line-height: 1.8; }.learning-java { background: linear-gradient(145deg, rgba(80,120,255,.26), rgba(255,255,255,.47)); }.learning-cpp { background: linear-gradient(145deg, rgba(161,93,230,.26), rgba(255,255,255,.47)); }.learning-linux { background: linear-gradient(145deg, rgba(18,184,213,.25), rgba(255,255,255,.47)); }
.end-card { margin-top: 120px; margin-bottom: 46px; padding: 60px 8%; text-align: center; }.end-card h2 em { color: transparent; background: linear-gradient(100deg, var(--cyan), var(--blue), var(--pink)); background-clip: text; -webkit-background-clip: text; font-style: normal; }.end-card > p:not(.command) { margin: 21px auto 27px; color: var(--ink-soft); font-size: 14px; }.end-card a { display: inline-flex; gap: 12px; padding-bottom: 7px; border-bottom: 1px solid var(--ink-soft); font-size: 12px; font-weight: 700; }.end-card a:hover { color: var(--blue); }
footer { min-height: 75px; display: flex; justify-content: space-between; align-items: center; color: var(--ink-soft); font-family: var(--mono); font-size: 10px; }
.reveal { opacity: 0; transform: translateY(20px); transition: opacity .65s ease, transform .65s ease; }.reveal.is-visible { opacity: 1; transform: none; }

@keyframes float { to { transform: translate(8vw, 7vh) scale(1.15); } } @keyframes spin { to { transform: rotate(360deg); } } @keyframes blink { 50% { opacity: 0; } }
@media (max-width: 780px) { .shell { width: min(100% - 32px, 620px); }.topbar { height: 70px; }.status { display: none; }.hero-grid { min-height: auto; padding: 52px 7% 48px; grid-template-columns: 1fr; }.orbit { width: 250px; margin: 6px auto 0; }.section-grid { margin-top: 82px; grid-template-columns: 1fr; gap: 18px; }.section-label { padding: 0; }.about-content, .now-content { padding: 38px 7%; }.lab-heading { align-items: start; flex-direction: column; gap: 14px; }.lab-heading > p { width: auto; }.end-card { margin-top: 82px; padding: 48px 7%; }.aurora { filter: blur(28px); } }
@media (max-width: 520px) { .ai-station { align-items: flex-start; flex-direction: column; gap: 20px; }.ai-station a { width: 100%; text-align: center; } html { scroll-padding-top: 70px; }.topbar nav { gap: 17px; }.topbar nav a { font-size: 10px; }.wordmark { font-size: 12px; }.terminal-bar { grid-template-columns: 1fr auto; padding: 0 14px; }.terminal-bar > span:last-child { display: none; }.hero h1 { font-size: 43px; }.terminal-output { font-size: 13px; }.command-row { font-size: 10px; }.hero-footer { padding-inline: 7%; }.hero-footer span:nth-child(2) { display: none; }.about-columns, .now-layout, .learning-cards { grid-template-columns: 1fr; gap: 24px; }.about-columns { margin-top: 31px; }.lab-item { padding: 18px; grid-template-columns: 33px 1fr; gap: 10px; }.lab-item p { line-height: 1.65; }.now-layout { margin-top: 31px; }.now-layout li { align-items: flex-start; flex-direction: column; gap: 5px; }.end-card { margin-bottom: 30px; }.end-card h2 { font-size: 35px; } footer { min-height: 100px; align-items: flex-start; flex-direction: column; justify-content: center; gap: 10px; } }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; scroll-behavior: auto !important; transition-duration: .01ms !important; }.reveal { opacity: 1; transform: none; } }