:root {
  --bg: #080d18;
  --bg-deep: #060a12;
  --surface: rgba(17, 25, 41, 0.72);
  --surface-solid: #111a2b;
  --surface-strong: #151f33;
  --text: #f4f7fb;
  --muted: #a5b1c5;
  --muted-strong: #c5cede;
  --line: rgba(168, 193, 229, 0.14);
  --line-bright: rgba(145, 199, 255, 0.28);
  --blue: #69b7ff;
  --blue-strong: #3f9cff;
  --cyan: #78e5e8;
  --violet: #a79aff;
  --green: #7be0a5;
  --shadow: 0 28px 80px rgba(0, 0, 0, 0.32);
  --radius-xl: 2rem;
  --radius-lg: 1.5rem;
  --radius-md: 1rem;
  --font-sans: "Manrope", "Segoe UI", sans-serif;
  --font-mono: "DM Mono", "Cascadia Mono", monospace;
  color-scheme: dark;
}

body.theme-light {
  --bg: #f7f9fe;
  --bg-deep: #ecf2fb;
  --surface: rgba(255, 255, 255, 0.76);
  --surface-solid: #ffffff;
  --surface-strong: #eef4fd;
  --text: #0e1a2d;
  --muted: #53647c;
  --muted-strong: #35455c;
  --line: rgba(38, 66, 105, 0.14);
  --line-bright: rgba(48, 125, 211, 0.31);
  --blue: #176fd4;
  --blue-strong: #1661bd;
  --cyan: #0a969b;
  --violet: #705cd9;
  --green: #16834d;
  --shadow: 0 24px 70px rgba(28, 55, 94, 0.13);
  color-scheme: light;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  min-width: 320px;
  margin: 0;
  overflow-x: hidden;
  color: var(--text);
  background:
    radial-gradient(circle at 8% -5%, rgba(50, 132, 255, 0.17), transparent 26rem),
    radial-gradient(circle at 92% 8%, rgba(111, 102, 255, 0.11), transparent 26rem),
    var(--bg);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body::before {
  position: fixed;
  z-index: -2;
  inset: 0;
  content: "";
  pointer-events: none;
  opacity: 0.42;
  background-image: linear-gradient(rgba(144, 175, 215, 0.022) 1px, transparent 1px), linear-gradient(90deg, rgba(144, 175, 215, 0.022) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.65), transparent 78%);
}

img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }
button { border: 0; }
button, a { -webkit-tap-highlight-color: transparent; }
button:focus-visible, a:focus-visible { outline: 3px solid var(--cyan); outline-offset: 4px; }
svg { width: 1.1em; height: 1.1em; stroke-width: 1.8; }

.container { width: min(1160px, calc(100% - 48px)); margin: 0 auto; }
.skip-link {
  position: fixed;
  z-index: 3000;
  top: 1rem;
  left: 1rem;
  padding: 0.7rem 1rem;
  color: #06101f;
  background: var(--cyan);
  border-radius: 0.7rem;
  font-weight: 800;
  transform: translateY(-150%);
  transition: transform 180ms ease;
}
.skip-link:focus { transform: translateY(0); }

/* Navigation */
.navbar {
  position: fixed;
  z-index: 100;
  top: 0;
  right: 0;
  left: 0;
  border-bottom: 1px solid transparent;
  transition: background 220ms ease, border-color 220ms ease, box-shadow 220ms ease;
}
.navbar.is-scrolled {
  border-color: var(--line);
  background: color-mix(in srgb, var(--bg) 86%, transparent);
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.09);
  backdrop-filter: blur(18px);
}
.nav-inner { display: flex; min-height: 76px; align-items: center; gap: 1.8rem; }
.logo { display: inline-flex; align-items: center; gap: 0.7rem; font-size: 0.83rem; font-weight: 800; letter-spacing: 0.06em; text-transform: uppercase; white-space: nowrap; }
.logo-mark {
  display: grid;
  width: 2.1rem;
  height: 2.1rem;
  place-items: center;
  color: #fff;
  background: linear-gradient(145deg, var(--blue-strong), var(--violet));
  border: 1px solid rgba(255, 255, 255, 0.26);
  border-radius: 0.62rem;
  box-shadow: 0 9px 22px rgba(48, 113, 210, 0.27);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0;
}
.desktop-nav { display: flex; gap: 0.1rem; margin-left: auto; }
.desktop-nav a { padding: 0.55rem 0.72rem; color: var(--muted); border-radius: 0.55rem; font-size: 0.8rem; font-weight: 700; transition: color 180ms ease, background 180ms ease; }
.desktop-nav a:hover, .desktop-nav a.active { color: var(--text); background: var(--surface); }
.nav-actions { display: flex; align-items: center; gap: 0.45rem; }
.nav-resume { display: inline-flex; align-items: center; gap: 0.42rem; padding: 0.58rem 0.73rem; color: var(--text); border: 1px solid var(--line); border-radius: 0.65rem; background: rgba(255, 255, 255, 0.025); font-size: 0.78rem; font-weight: 800; transition: transform 180ms ease, border-color 180ms ease, background 180ms ease; }
.nav-resume svg { width: 0.95rem; }
.nav-resume:hover { border-color: var(--line-bright); background: var(--surface); transform: translateY(-1px); }
.icon-button { display: inline-grid; width: 2.35rem; height: 2.35rem; place-items: center; padding: 0; color: var(--muted-strong); border: 1px solid var(--line); border-radius: 0.65rem; background: rgba(255, 255, 255, 0.025); cursor: pointer; transition: color 180ms ease, transform 180ms ease, border-color 180ms ease, background 180ms ease; }
.icon-button:hover { color: var(--text); border-color: var(--line-bright); background: var(--surface); transform: translateY(-1px); }
.menu-toggle { display: none; }
.mobile-menu { display: none; }

/* Shared typography */
.section { padding: 8.75rem 0; }
.section-kicker, .eyebrow, .project-type, .project-overline, .question-label { margin: 0; color: var(--cyan); font-family: var(--font-mono); font-size: 0.69rem; font-weight: 500; letter-spacing: 0.12em; line-height: 1.3; text-transform: uppercase; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 2rem; margin-bottom: 3.4rem; }
.section-heading > p { max-width: 26rem; margin: 0 0 0.25rem; color: var(--muted); font-size: 0.96rem; }
h1, h2, h3, p { margin-top: 0; }
h2 { max-width: 16ch; margin: 0.58rem 0 0; color: var(--text); font-size: clamp(2.15rem, 4.3vw, 4rem); font-weight: 800; letter-spacing: -0.067em; line-height: 1.05; }
h2 span, h1 span { color: var(--blue); }
.section-intro > p:not(.section-kicker) { max-width: 29rem; margin: 1.45rem 0 0; color: var(--muted); }
.text-link { display: inline-flex; align-items: center; gap: 0.44rem; color: var(--text); font-size: 0.86rem; font-weight: 800; transition: color 180ms ease, gap 180ms ease; }
.text-link:hover { gap: 0.68rem; color: var(--cyan); }
.text-link svg { width: 1rem; height: 1rem; }
.tag-list { display: flex; flex-wrap: wrap; gap: 0.46rem; }
.tag-list span { padding: 0.33rem 0.56rem; color: var(--muted-strong); border: 1px solid var(--line); border-radius: 0.46rem; background: rgba(255, 255, 255, 0.035); font-family: var(--font-mono); font-size: 0.69rem; line-height: 1.3; white-space: nowrap; }

/* Hero */
.hero { position: relative; min-height: min(850px, 100vh); padding: 8.6rem 0 4.4rem; overflow: hidden; }
.hero::after { position: absolute; right: 0; bottom: 0; left: 0; height: 12rem; content: ""; pointer-events: none; background: linear-gradient(to bottom, transparent, var(--bg)); }
.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(350px, 0.72fr); align-items: center; gap: clamp(2rem, 7vw, 7rem); min-height: calc(min(850px, 100vh) - 13rem); }
.hero-copy { position: relative; padding-top: 1.2rem; }
.eyebrow { display: flex; align-items: center; gap: 0.56rem; width: fit-content; padding: 0.52rem 0.74rem; color: var(--muted-strong); border: 1px solid var(--line); border-radius: 99px; background: rgba(13, 24, 40, 0.48); letter-spacing: 0.035em; text-transform: none; }
.status-dot { display: inline-block; width: 0.42rem; height: 0.42rem; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 4px rgba(123, 224, 165, 0.12); }
.hero h1 { max-width: 10.5ch; margin: 1.4rem 0 1.35rem; color: var(--text); font-size: clamp(3.2rem, 6.7vw, 6.05rem); font-weight: 800; letter-spacing: -0.085em; line-height: 0.97; }
.hero h1 span { display: block; color: transparent; background: linear-gradient(100deg, var(--blue), var(--cyan)); background-clip: text; -webkit-background-clip: text; }
.hero-lede { max-width: 39rem; margin-bottom: 0; color: var(--muted); font-size: clamp(1rem, 1.35vw, 1.13rem); line-height: 1.8; }
.hero-lede strong { color: var(--muted-strong); font-weight: 700; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.78rem; margin-top: 2rem; }
.button { display: inline-flex; min-height: 2.95rem; align-items: center; justify-content: center; gap: 0.55rem; padding: 0.7rem 1rem; border: 1px solid transparent; border-radius: 0.74rem; font-size: 0.82rem; font-weight: 800; line-height: 1.2; transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease, border-color 180ms ease; cursor: pointer; }
.button svg { width: 1rem; height: 1rem; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: #07111d; background: linear-gradient(135deg, var(--blue), var(--cyan)); box-shadow: 0 12px 30px rgba(61, 157, 243, 0.22); }
.button-primary:hover { box-shadow: 0 16px 34px rgba(61, 157, 243, 0.33); }
.button-secondary { color: var(--text); border-color: var(--line); background: rgba(255, 255, 255, 0.03); }
.button-secondary:hover, .button-quiet:hover { border-color: var(--line-bright); background: var(--surface); }
.button-quiet { color: var(--muted-strong); border-color: transparent; background: transparent; }
.hero-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 0.65rem; margin-top: 2.05rem; }
.hero-meta > a { display: inline-grid; width: 2.2rem; height: 2.2rem; place-items: center; color: var(--muted); border: 1px solid var(--line); border-radius: 0.62rem; background: rgba(255, 255, 255, 0.025); transition: color 180ms ease, border-color 180ms ease, transform 180ms ease; }
.hero-meta > a:hover { color: var(--text); border-color: var(--line-bright); transform: translateY(-2px); }
.hero-location { display: inline-flex; align-items: center; gap: 0.35rem; margin-left: 0.35rem; color: var(--muted); font-family: var(--font-mono); font-size: 0.71rem; }
.hero-location svg { width: 0.9rem; color: var(--blue); }
.hero-portrait { position: relative; justify-self: end; width: min(100%, 410px); padding: 0.6rem 1.6rem 1rem; }
.portrait-backdrop { display: none; }
.portrait-frame { position: relative; overflow: hidden; aspect-ratio: 1 / 1; border: 1px solid var(--line-bright); border-radius: 50%; background: transparent; box-shadow: var(--shadow); }
.portrait-frame::after { position: absolute; inset: 0; content: ""; pointer-events: none; background: linear-gradient(180deg, transparent 55%, rgba(5, 12, 22, 0.58)); }
.portrait-frame img { width: 100%; height: 100%; object-fit: cover; object-position: 45% 31%; filter: saturate(0.93) contrast(1.03); }
.portrait-label { position: absolute; z-index: 1; right: 1.45rem; bottom: 1.55rem; color: #f7fbff; font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.04em; line-height: 1.55; text-align: right; text-transform: uppercase; }
.portrait-label em { color: var(--cyan); font-style: normal; font-size: 0.58rem; }
.floating-card { position: absolute; display: flex; align-items: center; gap: 0.6rem; padding: 0.65rem 0.72rem; border: 1px solid var(--line-bright); border-radius: 0.78rem; background: color-mix(in srgb, var(--surface-solid) 83%, transparent); box-shadow: 0 14px 35px rgba(0, 0, 0, 0.22); backdrop-filter: blur(14px); }
.floating-card strong, .floating-card small { display: block; }
.floating-card strong { font-size: 0.65rem; line-height: 1.35; }
.floating-card small { margin-top: 0.11rem; color: var(--muted); font-family: var(--font-mono); font-size: 0.53rem; line-height: 1.4; }
.capability-card { bottom: 12%; left: -2.35rem; }
.education-card-mini { top: 15%; right: -2.4rem; }
.card-icon { display: grid; width: 1.8rem; height: 1.8rem; place-items: center; color: var(--cyan); border-radius: 0.45rem; background: rgba(96, 206, 216, 0.12); }
.card-icon svg { width: 1rem; }
.mini-number { color: var(--blue); font-family: var(--font-mono); font-size: 0.89rem; font-weight: 500; }
.hero-orb { position: absolute; z-index: -1; width: 31rem; height: 31rem; border-radius: 50%; filter: blur(4px); opacity: 0.32; pointer-events: none; }
.hero-orb-one { top: 8rem; right: -11rem; background: radial-gradient(circle, rgba(61, 157, 243, 0.42), transparent 68%); animation: drift-one 18s ease-in-out infinite alternate; }
.hero-orb-two { bottom: -12rem; left: -13rem; background: radial-gradient(circle, rgba(116, 102, 246, 0.27), transparent 70%); animation: drift-two 22s ease-in-out infinite alternate; }
@keyframes drift-one { from { transform: translate3d(0, 0, 0) scale(1); } to { transform: translate3d(-2.5rem, 1.5rem, 0) scale(1.07); } }
@keyframes drift-two { from { transform: translate3d(0, 0, 0) scale(1); } to { transform: translate3d(2rem, -1rem, 0) scale(1.05); } }
.scroll-cue { position: absolute; z-index: 2; bottom: 2.2rem; left: max(24px, calc((100% - 1160px) / 2)); display: inline-flex; align-items: center; gap: 0.7rem; color: var(--muted); font-family: var(--font-mono); font-size: 0.63rem; letter-spacing: 0.08em; text-transform: uppercase; transition: color 180ms ease; }
.scroll-cue:hover { color: var(--cyan); }
.scroll-cue svg { width: 0.9rem; animation: cue-down 1.8s ease-in-out infinite; }
@keyframes cue-down { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(4px); } }

/* Proof */
.proof-section { position: relative; z-index: 3; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: rgba(9, 15, 27, 0.46); }
body.theme-light .proof-section { background: rgba(255, 255, 255, 0.48); }
.proof-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 1px; background: var(--line); }
.proof-item { min-height: 10rem; display: flex; flex-direction: column; justify-content: center; padding: 1.8rem clamp(1rem, 2.4vw, 2.2rem); background: color-mix(in srgb, var(--bg) 95%, transparent); }
.metric-value { display: block; margin-bottom: 0.35rem; color: var(--text); font-family: var(--font-mono); font-size: clamp(1.7rem, 2.4vw, 2.45rem); font-weight: 500; letter-spacing: -0.07em; line-height: 1.1; }
.proof-item:nth-child(2) .metric-value { color: var(--blue); }
.proof-item:nth-child(3) .metric-value { color: var(--violet); }
.proof-item:nth-child(4) .metric-value { color: var(--cyan); }
.proof-item:nth-child(5) .metric-value { color: var(--green); }
.proof-item span { max-width: 14ch; color: var(--muted); font-size: 0.74rem; line-height: 1.5; }

/* About */
.section-about { padding-top: 10rem; }
.split-layout { display: grid; grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr); gap: clamp(3rem, 9vw, 9rem); }
.about-lead { margin-bottom: 2.15rem; color: var(--muted-strong); font-size: clamp(1.05rem, 1.6vw, 1.28rem); line-height: 1.85; }
.academic-note { display: flex; align-items: center; gap: 0.65rem; margin: -0.55rem 0 1.65rem; padding: 0.75rem 0.85rem; color: var(--muted); border: 1px solid var(--line); border-radius: 0.75rem; background: rgba(255, 255, 255, 0.025); font-size: 0.7rem; line-height: 1.55; }
.academic-note > svg { flex: 0 0 auto; width: 1rem; color: var(--blue); }
.academic-note strong { color: var(--muted-strong); }
.academic-note em { margin-left: auto; color: var(--cyan); font-family: var(--font-mono); font-size: 0.61rem; font-style: normal; white-space: nowrap; }
.principles-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.85rem; }
.principle-card { display: flex; min-height: 11.2rem; gap: 0.8rem; padding: 1.15rem; border: 1px solid var(--line); border-radius: var(--radius-md); background: linear-gradient(145deg, rgba(255, 255, 255, 0.055), transparent); transition: transform 200ms ease, border-color 200ms ease, background 200ms ease; }
.principle-card:hover { border-color: var(--line-bright); background: var(--surface); transform: translateY(-4px); }
.principle-card > svg { flex: 0 0 auto; width: 1.18rem; height: 1.18rem; margin-top: 0.14rem; color: var(--blue); }
.principle-card h3 { margin: 0 0 0.34rem; font-size: 0.86rem; }
.principle-card p { margin: 0; color: var(--muted); font-size: 0.75rem; line-height: 1.65; }

/* Stack */
.stack-section { position: relative; }
.stack-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0.9rem; }
.stack-card { min-height: 20rem; display: flex; flex-direction: column; padding: 1.35rem; border: 1px solid var(--line); border-radius: var(--radius-lg); background: linear-gradient(150deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.012)); transition: transform 220ms ease, border-color 220ms ease, background 220ms ease; }
.stack-card:hover { border-color: var(--line-bright); background: var(--surface); transform: translateY(-5px); }
.stack-card-featured { border-color: rgba(105, 183, 255, 0.29); background: linear-gradient(150deg, rgba(45, 128, 219, 0.18), rgba(255, 255, 255, 0.02)); }
.stack-top { display: flex; align-items: center; justify-content: space-between; }
.stack-icon { display: grid; width: 2.35rem; height: 2.35rem; place-items: center; color: var(--cyan); border-radius: 0.68rem; background: rgba(108, 230, 232, 0.1); }
.stack-icon svg { width: 1.15rem; }
.stack-index { color: var(--muted); font-family: var(--font-mono); font-size: 0.7rem; }
.stack-card h3 { margin: 2.25rem 0 0.6rem; font-size: 1.12rem; letter-spacing: -0.025em; }
.stack-card p { min-height: 4.8rem; margin-bottom: 1.35rem; color: var(--muted); font-size: 0.77rem; line-height: 1.68; }
.stack-card .tag-list { margin-top: auto; }

/* Projects */
.projects-section { padding-top: 6.5rem; }
.featured-project { display: grid; grid-template-columns: minmax(0, 0.97fr) minmax(390px, 0.86fr); overflow: hidden; margin-bottom: 1.15rem; border: 1px solid rgba(105, 183, 255, 0.3); border-radius: var(--radius-xl); background: linear-gradient(125deg, rgba(23, 53, 91, 0.68), rgba(15, 25, 41, 0.82) 52%, rgba(35, 27, 83, 0.38)); box-shadow: var(--shadow); }
.featured-project-copy { display: flex; flex-direction: column; align-items: flex-start; padding: clamp(1.8rem, 4.7vw, 4rem); }
.project-overline { display: flex; align-items: center; gap: 0.85rem; }
.live-pulse { display: inline-flex; align-items: center; gap: 0.38rem; color: var(--green); font-size: 0.61rem; }
.live-pulse i { width: 0.38rem; height: 0.38rem; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 4px rgba(123, 224, 165, 0.1); }
.featured-project h3 { max-width: 17ch; margin: 1.25rem 0 1rem; font-size: clamp(1.7rem, 3.2vw, 3rem); letter-spacing: -0.055em; line-height: 1.06; }
.featured-project h3 em { display: block; margin-top: 0.34rem; color: var(--muted-strong); font-size: 0.43em; font-style: normal; font-weight: 600; letter-spacing: -0.025em; }
.featured-project-copy > p { max-width: 34rem; margin-bottom: 1.45rem; color: var(--muted); font-size: 0.87rem; line-height: 1.78; }
.project-actions { display: flex; flex-wrap: wrap; gap: 0.55rem; margin-top: 1.6rem; }
.smart-preview { display: grid; min-height: 29rem; place-items: center; padding: 2.3rem 1.65rem; background: radial-gradient(circle at 75% 14%, rgba(102, 197, 252, 0.21), transparent 29%), linear-gradient(145deg, rgba(4, 12, 26, 0.2), rgba(8, 15, 30, 0.75)); }
.smart-window { width: min(100%, 30rem); overflow: hidden; border: 1px solid rgba(170, 212, 255, 0.25); border-radius: 1rem; background: #0a1220; box-shadow: 0 25px 54px rgba(0, 0, 0, 0.38); transform: perspective(1000px) rotateY(-6deg) rotateX(2deg); }
.window-bar { display: flex; align-items: center; gap: 0.36rem; height: 2.05rem; padding: 0 0.72rem; border-bottom: 1px solid rgba(169, 203, 242, 0.13); background: #111b2c; }
.window-bar span { width: 0.38rem; height: 0.38rem; border-radius: 50%; background: #4a5970; }
.window-bar span:first-child { background: #ff6d7a; }
.window-bar span:nth-child(2) { background: #e8b05c; }
.window-bar span:nth-child(3) { background: #69cf95; }
.window-bar b { margin-left: auto; color: #93a6c1; font-family: var(--font-mono); font-size: 0.52rem; font-weight: 400; }
.smart-dashboard { display: grid; grid-template-columns: 3rem 1fr; min-height: 21rem; }
.smart-dashboard aside { display: flex; flex-direction: column; align-items: center; gap: 1rem; padding-top: 1rem; border-right: 1px solid rgba(169, 203, 242, 0.1); background: #0d1727; }
.brand-mini { display: grid; width: 1.55rem; height: 1.55rem; place-items: center; color: #fff; border-radius: 0.42rem; background: linear-gradient(145deg, #4aa8ff, #8079ee); font-family: var(--font-mono); font-size: 0.55rem; }
.side-line { width: 0.94rem; height: 0.15rem; border-radius: 2rem; background: #2a3c55; }
.side-line.active { width: 1.2rem; background: #67b7ff; }
.dashboard-main { padding: 1.25rem; }
.dash-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1.25rem; color: #f2f7ff; font-size: 0.75rem; font-weight: 700; }
.dash-header svg { width: 0.88rem; color: #8ea7c7; }
.resume-panel { display: flex; align-items: center; gap: 0.55rem; padding: 0.72rem; border: 1px solid rgba(112, 201, 238, 0.15); border-radius: 0.65rem; background: rgba(88, 168, 243, 0.08); }
.resume-icon { display: grid; width: 1.8rem; height: 1.8rem; place-items: center; color: #86e5e6; border-radius: 0.4rem; background: rgba(116, 229, 232, 0.13); }
.resume-icon svg { width: 0.9rem; }
.resume-panel div { min-width: 0; }
.resume-panel b, .resume-panel small { display: block; }
.resume-panel b { color: #e9f5ff; font-size: 0.61rem; line-height: 1.35; }
.resume-panel small { margin-top: 0.08rem; color: #97abc8; font-size: 0.5rem; line-height: 1.25; }
.score-pill { margin-left: auto; padding: 0.23rem 0.36rem; color: #91ebc1; border: 1px solid rgba(120, 224, 165, 0.2); border-radius: 99px; background: rgba(89, 202, 138, 0.12); font-family: var(--font-mono); font-size: 0.45rem; white-space: nowrap; }
.question-card { margin-top: 1rem; padding: 1rem; border: 1px solid rgba(158, 196, 240, 0.12); border-radius: 0.72rem; background: #111d30; }
.question-label { color: #76e0e2; font-size: 0.48rem; }
.question-card b { display: block; max-width: 16rem; margin: 0.5rem 0 0.95rem; color: #edf6ff; font-size: 0.69rem; line-height: 1.5; }
.answer-lines { display: grid; gap: 0.38rem; }
.answer-lines i { display: block; width: 100%; height: 0.34rem; border-radius: 99px; background: #273a55; }
.answer-lines i:nth-child(2) { width: 83%; }
.answer-lines i:nth-child(3) { width: 61%; }
.project-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.15rem; }
.project-card { overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius-lg); background: linear-gradient(145deg, rgba(255, 255, 255, 0.05), transparent); transition: transform 220ms ease, border-color 220ms ease, box-shadow 220ms ease; }
.project-card:hover { border-color: var(--line-bright); box-shadow: var(--shadow); transform: translateY(-5px); }
.project-visual { position: relative; overflow: hidden; aspect-ratio: 1.72; background: var(--surface-strong); }
.project-visual::after { position: absolute; inset: 0; content: ""; pointer-events: none; background: linear-gradient(180deg, transparent 62%, rgba(4, 10, 19, 0.26)); }
.project-visual img { width: 100%; height: 100%; object-fit: cover; transition: transform 450ms ease; }
.project-card:hover .project-visual img { transform: scale(1.04); }
.project-number { position: absolute; z-index: 1; top: 1rem; right: 1rem; padding: 0.28rem 0.44rem; color: #e9f6ff; border: 1px solid rgba(229, 247, 255, 0.28); border-radius: 0.36rem; background: rgba(7, 15, 27, 0.5); font-family: var(--font-mono); font-size: 0.67rem; backdrop-filter: blur(6px); }
.project-card-body { padding: 1.4rem; }
.project-card h3 { margin: 0.6rem 0 0.72rem; font-size: 1.25rem; letter-spacing: -0.037em; line-height: 1.15; }
.project-card-body > p:not(.project-type) { min-height: 3.65rem; margin-bottom: 1.25rem; color: var(--muted); font-size: 0.79rem; line-height: 1.65; }
.project-card-footer { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin-top: 1.3rem; padding-top: 1.05rem; border-top: 1px solid var(--line); }
.project-card-footer > a { display: inline-grid; width: 2rem; height: 2rem; place-items: center; color: var(--muted); border: 1px solid var(--line); border-radius: 0.5rem; transition: color 180ms ease, border-color 180ms ease; }
.project-card-footer > a:hover { color: var(--text); border-color: var(--line-bright); }
.projects-more { margin-top: 2rem; text-align: center; }

/* Systems */
.systems-section { position: relative; background: linear-gradient(180deg, transparent, rgba(29, 59, 103, 0.08) 48%, transparent); }
.systems-grid { display: grid; grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr); gap: clamp(3rem, 10vw, 10rem); }
.systems-list { display: grid; border-top: 1px solid var(--line); }
.system-card { display: grid; grid-template-columns: 2rem minmax(0, 1fr) auto; gap: 1rem; align-items: center; padding: 1.15rem 0; border-bottom: 1px solid var(--line); transition: padding 200ms ease; }
.system-card:hover { padding-right: 0.45rem; padding-left: 0.45rem; background: linear-gradient(90deg, rgba(76, 154, 239, 0.08), transparent); }
.system-card > span { color: var(--blue); font-family: var(--font-mono); font-size: 0.69rem; }
.system-card h3 { margin: 0 0 0.2rem; font-size: 0.92rem; letter-spacing: -0.02em; }
.system-card p { margin: 0; color: var(--muted); font-size: 0.72rem; }
.system-card > svg { color: var(--muted); }

/* Experience */
.experience-section { padding-top: 6rem; }
.experience-grid { display: grid; grid-template-columns: minmax(0, 1.22fr) minmax(280px, 0.78fr); gap: 1.05rem; }
.experience-feature { display: grid; grid-template-columns: 5.4rem minmax(0, 1fr); gap: 1.3rem; min-height: 20rem; padding: clamp(1.5rem, 3vw, 2.45rem); border: 1px solid var(--line); border-radius: var(--radius-lg); background: linear-gradient(145deg, rgba(255, 255, 255, 0.05), rgba(37, 60, 99, 0.08)); }
.experience-brand { display: flex; flex-direction: column; align-items: center; gap: 1rem; padding-right: 1.3rem; border-right: 1px solid var(--line); }
.experience-brand span { color: var(--blue); font-family: var(--font-mono); font-size: 0.61rem; font-weight: 500; writing-mode: vertical-rl; }
.experience-brand svg { width: 1.35rem; height: 1.35rem; color: var(--cyan); }
.experience-feature h3 { max-width: 31rem; margin: 0.6rem 0 0.8rem; font-size: clamp(1.3rem, 2vw, 1.75rem); letter-spacing: -0.04em; line-height: 1.17; }
.experience-feature p:not(.project-type) { max-width: 35rem; margin-bottom: 1.4rem; color: var(--muted); font-size: 0.81rem; line-height: 1.72; }
.hackathon-stack { display: grid; gap: 1.05rem; }
.hackathon-card { display: flex; align-items: start; justify-content: space-between; min-height: 9.45rem; padding: 1.3rem; border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--surface); transition: transform 200ms ease, border-color 200ms ease; }
.hackathon-card:hover { border-color: var(--line-bright); transform: translateY(-3px); }
.badge { display: inline-block; padding: 0.25rem 0.42rem; border-radius: 0.34rem; font-family: var(--font-mono); font-size: 0.55rem; letter-spacing: 0.08em; }
.badge-blue { color: #a4d7ff; background: rgba(91, 173, 255, 0.14); }
.badge-violet { color: #d5cdff; background: rgba(155, 131, 255, 0.15); }
.hackathon-card h3 { margin: 0.68rem 0 0.32rem; font-size: 0.98rem; letter-spacing: -0.025em; }
.hackathon-card p { max-width: 17rem; margin: 0; color: var(--muted); font-size: 0.7rem; line-height: 1.55; }
.hackathon-card > svg { width: 1.3rem; height: 1.3rem; color: var(--blue); }

/* Timeline */
.timeline-section { padding-top: 9.5rem; }
.timeline-layout { display: grid; grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr); gap: clamp(3rem, 10vw, 10rem); }
.timeline { position: relative; display: grid; gap: 0; margin: 0; padding: 0; list-style: none; }
.timeline::before { position: absolute; top: 1.45rem; bottom: 1.45rem; left: 3.25rem; width: 1px; content: ""; background: linear-gradient(var(--blue), var(--line), var(--violet)); }
.timeline li { position: relative; display: grid; grid-template-columns: 5.65rem 1fr; gap: 1.7rem; min-height: 7.9rem; }
.timeline-year { position: relative; z-index: 1; align-self: start; width: fit-content; padding: 0.5rem 0.65rem; color: var(--text); border: 1px solid var(--line-bright); border-radius: 0.45rem; background: var(--surface-solid); font-family: var(--font-mono); font-size: 0.72rem; }
.timeline h3 { margin: 0.38rem 0 0.2rem; font-size: 0.95rem; letter-spacing: -0.02em; }
.timeline p { max-width: 31rem; margin: 0; color: var(--muted); font-size: 0.74rem; }

/* Achievements */
.achievements-section { padding-top: 5rem; }
.achievements-section .section-heading { margin-bottom: 2.3rem; }
.achievement-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0.8rem; }
.achievement-card { min-height: 12.3rem; padding: 1.2rem; border: 1px solid var(--line); border-radius: var(--radius-md); background: linear-gradient(145deg, rgba(255, 255, 255, 0.05), transparent); transition: transform 200ms ease, border-color 200ms ease; }
.achievement-card:hover { border-color: var(--line-bright); transform: translateY(-4px); }
.achievement-icon { display: grid; width: 2.2rem; height: 2.2rem; place-items: center; color: var(--cyan); border-radius: 0.62rem; background: rgba(98, 221, 227, 0.1); }
.achievement-icon svg { width: 1.1rem; }
.achievement-card p { margin: 2.2rem 0 0.32rem; color: var(--muted); font-family: var(--font-mono); font-size: 0.58rem; line-height: 1.4; text-transform: uppercase; }
.achievement-card h3 { margin: 0; color: var(--text); font-family: var(--font-mono); font-size: clamp(1.03rem, 1.6vw, 1.4rem); font-weight: 500; letter-spacing: -0.06em; }
.achievement-card h3 small { color: var(--muted); font-size: 0.55em; letter-spacing: -0.02em; }
.certification-strip { display: flex; align-items: center; justify-content: space-between; gap: 2rem; margin-top: 1.1rem; padding: 1.25rem 1.4rem; border: 1px solid var(--line); border-radius: var(--radius-md); background: rgba(255, 255, 255, 0.025); }
.certification-strip p { margin: 0; color: var(--muted); font-size: 0.75rem; }
.certification-strip p .section-kicker { display: block; margin-bottom: 0.25rem; }
.certification-strip div { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 0.5rem; }
.certification-strip div span { padding: 0.4rem 0.57rem; color: var(--muted-strong); border: 1px solid var(--line); border-radius: 0.45rem; font-family: var(--font-mono); font-size: 0.62rem; }

/* LeetCode */
.leetcode-section { padding-top: 5.2rem; }
.leetcode-card { display: grid; grid-template-columns: auto minmax(0, 1fr) minmax(220px, 0.82fr); align-items: center; gap: clamp(1.6rem, 4vw, 4rem); padding: clamp(1.6rem, 4vw, 3rem); overflow: hidden; border: 1px solid rgba(117, 229, 232, 0.25); border-radius: var(--radius-xl); background: radial-gradient(circle at 90% 25%, rgba(80, 184, 219, 0.17), transparent 26%), linear-gradient(135deg, rgba(14, 35, 55, 0.88), rgba(16, 20, 41, 0.76)); }
.leetcode-symbol { display: grid; width: 4.3rem; height: 4.3rem; place-items: center; color: var(--cyan); border: 1px solid rgba(120, 229, 232, 0.25); border-radius: 1.2rem; background: rgba(111, 226, 229, 0.09); }
.leetcode-symbol svg { width: 2rem; height: 2rem; }
.leetcode-card h2 { max-width: 17ch; font-size: clamp(1.55rem, 2.7vw, 2.45rem); }
.leetcode-card p:not(.section-kicker) { max-width: 39rem; margin: 0.85rem 0 0; color: var(--muted); font-size: 0.78rem; }
.leetcode-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; }
.leetcode-stats > div { padding: 0.7rem 0; border-bottom: 1px solid var(--line); }
.leetcode-stats strong, .leetcode-stats span { display: block; }
.leetcode-stats strong { color: var(--text); font-family: var(--font-mono); font-size: 1.2rem; font-weight: 500; }
.leetcode-stats span { margin-top: 0.16rem; color: var(--muted); font-size: 0.63rem; }
.leetcode-stats .button { grid-column: 1 / -1; width: fit-content; margin-top: 0.35rem; }

/* Contact */
.contact-section { padding-top: 10rem; padding-bottom: 8rem; }
.contact-layout { display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); gap: clamp(3rem, 11vw, 11rem); align-items: center; }
.contact-copy h2 { max-width: 12ch; }
.contact-copy > p:not(.section-kicker) { max-width: 30rem; margin: 1.4rem 0 1.55rem; color: var(--muted); }
.contact-panel { overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius-lg); background: linear-gradient(145deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.015)); }
.contact-row { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: 0.85rem; padding: 1.08rem 1.2rem; border-bottom: 1px solid var(--line); transition: background 180ms ease; }
.contact-row:hover { background: rgba(104, 180, 255, 0.075); }
.contact-row-icon { display: grid; width: 2.18rem; height: 2.18rem; place-items: center; color: var(--blue); border-radius: 0.58rem; background: rgba(91, 174, 255, 0.1); }
.contact-row-icon svg { width: 1rem; }
.contact-row small, .contact-row strong { display: block; }
.contact-row small { color: var(--muted); font-family: var(--font-mono); font-size: 0.57rem; text-transform: uppercase; }
.contact-row strong { overflow: hidden; margin-top: 0.1rem; color: var(--muted-strong); font-size: 0.76rem; text-overflow: ellipsis; white-space: nowrap; }
.contact-row > svg { width: 1rem; color: var(--muted); }
.contact-location { display: flex; align-items: center; gap: 0.52rem; padding: 1rem 1.2rem; color: var(--muted); font-family: var(--font-mono); font-size: 0.65rem; }
.contact-location svg { width: 0.85rem; color: var(--cyan); }

/* Footer & dialog */
.footer { padding: 1.9rem 0; border-top: 1px solid var(--line); }
.footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; }
.footer p { margin: 0; color: var(--muted); font-family: var(--font-mono); font-size: 0.61rem; }
.footer-socials { display: flex; gap: 0.45rem; }
.footer-socials a { display: grid; width: 2.15rem; height: 2.15rem; place-items: center; color: var(--muted); border: 1px solid var(--line); border-radius: 0.55rem; transition: color 180ms ease, border-color 180ms ease; }
.footer-socials a:hover { color: var(--text); border-color: var(--line-bright); }
.footer-socials svg { width: 1rem; }
.project-dialog { width: min(100% - 32px, 1060px); max-height: min(88vh, 880px); padding: 0; color: var(--text); border: 1px solid var(--line-bright); border-radius: var(--radius-xl); background: var(--surface-solid); box-shadow: 0 38px 100px rgba(0, 0, 0, 0.6); }
.project-dialog::backdrop { background: rgba(2, 6, 14, 0.75); backdrop-filter: blur(8px); }
.dialog-close { position: sticky; z-index: 3; top: 1rem; float: right; margin: 1rem 1rem -3.5rem 0; background: color-mix(in srgb, var(--surface-solid) 88%, transparent); backdrop-filter: blur(10px); }
.dialog-body { display: grid; grid-template-columns: minmax(0, 1.12fr) minmax(300px, 0.88fr); min-height: 36rem; }
.dialog-content { padding: clamp(1.55rem, 4vw, 3.4rem); }
.dialog-content .project-overline { margin-bottom: 1rem; }
.dialog-content h2 { max-width: 15ch; font-size: clamp(2rem, 4.5vw, 3.7rem); }
.dialog-summary { max-width: 43rem; margin: 1.2rem 0 1.5rem; color: var(--muted); font-size: 0.88rem; line-height: 1.75; }
.dialog-links { display: flex; flex-wrap: wrap; gap: 0.55rem; margin-bottom: 2.1rem; }
.dialog-sections { display: grid; gap: 1.55rem; }
.dialog-section { padding-top: 1.4rem; border-top: 1px solid var(--line); }
.dialog-section h3 { margin: 0 0 0.52rem; color: var(--cyan); font-family: var(--font-mono); font-size: 0.68rem; font-weight: 500; letter-spacing: 0.11em; text-transform: uppercase; }
.dialog-section p, .dialog-section li { color: var(--muted); font-size: 0.78rem; line-height: 1.72; }
.dialog-section p { margin: 0; }
.dialog-section ul { display: grid; gap: 0.35rem; margin: 0; padding-left: 1.15rem; }
.architecture-flow { display: grid; gap: 0.55rem; }
.architecture-flow span { display: flex; align-items: center; gap: 0.56rem; padding: 0.65rem 0.72rem; color: var(--muted-strong); border: 1px solid var(--line); border-radius: 0.55rem; background: rgba(255, 255, 255, 0.025); font-family: var(--font-mono); font-size: 0.65rem; }
.architecture-flow span::before { display: inline-block; width: 0.38rem; height: 0.38rem; content: ""; border-radius: 50%; background: var(--blue); }
.dialog-visual { display: flex; flex-direction: column; gap: 1rem; padding: 5rem 1.45rem 1.5rem; border-left: 1px solid var(--line); background: linear-gradient(165deg, rgba(49, 106, 172, 0.15), rgba(13, 21, 35, 0.35)); }
.dialog-visual h3 { margin: 0; color: var(--muted-strong); font-size: 0.86rem; }
.screen-card { overflow: hidden; border: 1px solid var(--line-bright); border-radius: 0.85rem; background: #0b1422; box-shadow: 0 12px 25px rgba(0, 0, 0, 0.2); }
.screen-top { height: 1.55rem; border-bottom: 1px solid rgba(158, 196, 240, 0.13); background: #142137; }
.screen-content { min-height: 8.8rem; padding: 0.9rem; }
.screen-content .mini-title { width: 42%; height: 0.45rem; margin-bottom: 0.7rem; border-radius: 1rem; background: #83dfe0; }
.screen-content .mini-sub { width: 65%; height: 0.28rem; margin-bottom: 1rem; border-radius: 1rem; background: #476180; }
.mini-panels { display: grid; grid-template-columns: 1fr 0.8fr; gap: 0.5rem; }
.mini-panels span { display: block; height: 4.1rem; border: 1px solid rgba(139, 185, 236, 0.16); border-radius: 0.5rem; background: linear-gradient(145deg, #173256, #122238); }
.mini-panels span:last-child { background: linear-gradient(145deg, #383071, #1f2852); }
.screen-card.screen-alt .screen-content { background: linear-gradient(135deg, #0b1b2f, #151b39); }
.screen-card.screen-alt .mini-title { background: #a999ff; }
.sr-dialog-label { margin-top: -0.55rem; color: var(--muted); font-family: var(--font-mono); font-size: 0.58rem; }
.dialog-visual p { margin: auto 0 0; color: var(--muted); font-size: 0.69rem; line-height: 1.6; }
.dialog-visual-img { display: flex; flex-direction: column; gap: 0.45rem; }
.dialog-visual-img img, .dialog-visual-img svg { width: 100%; border-radius: 0.75rem; border: 1px solid var(--line); }
.dialog-visual-img .sr-dialog-label { color: var(--muted); font-family: var(--font-mono); font-size: 0.58rem; }

/* Progressive motion */
.reveal { opacity: 0; transform: translateY(20px); transition: opacity 650ms cubic-bezier(.2,.65,.25,1), transform 650ms cubic-bezier(.2,.65,.25,1); }
.reveal.is-visible { opacity: 1; transform: translateY(0); }
.reveal:nth-child(2) { transition-delay: 65ms; }
.reveal:nth-child(3) { transition-delay: 120ms; }
.reveal:nth-child(4) { transition-delay: 175ms; }

@media (max-width: 1040px) {
  .desktop-nav { display: none; }
  .menu-toggle { display: inline-grid; }
  .mobile-menu { position: absolute; top: calc(100% + 0.5rem); right: 24px; left: 24px; z-index: 99; grid-template-columns: repeat(2, 1fr); gap: 0.3rem; padding: 0.65rem; visibility: hidden; border: 1px solid var(--line); border-radius: 0.9rem; background: color-mix(in srgb, var(--surface-solid) 95%, transparent); box-shadow: var(--shadow); opacity: 0; transform: translateY(-8px); transition: opacity 180ms ease, transform 180ms ease, visibility 180ms; backdrop-filter: blur(16px); }
  .mobile-menu.is-open { display: grid; visibility: visible; opacity: 1; transform: translateY(0); }
  .mobile-menu a { padding: 0.68rem 0.75rem; color: var(--muted); border-radius: 0.55rem; font-size: 0.78rem; font-weight: 800; }
  .mobile-menu a:hover { color: var(--text); background: rgba(255, 255, 255, 0.06); }
  .hero-grid { grid-template-columns: minmax(0, 1.08fr) minmax(290px, 0.65fr); gap: 2rem; }
  .hero-portrait { width: 100%; padding-right: 0.3rem; padding-left: 0.3rem; }
  .education-card-mini { right: -1rem; }
  .capability-card { left: -1rem; }
  .stack-grid, .achievement-grid { grid-template-columns: repeat(2, 1fr); }
  .proof-grid { grid-template-columns: repeat(3, 1fr); }
  .stack-card { min-height: 16.5rem; }
  .stack-card p { min-height: auto; }
  .featured-project { grid-template-columns: 1fr; }
  .smart-preview { min-height: 24rem; }
  .featured-project-copy { padding-bottom: 2rem; }
  .dialog-body { grid-template-columns: 1fr; }
  .dialog-visual { min-height: 22rem; padding-top: 1.5rem; border-top: 1px solid var(--line); border-left: 0; }
}

@media (max-width: 760px) {
  .container { width: min(100% - 34px, 620px); }
  .section { padding: 5.8rem 0; }
  .nav-inner { min-height: 68px; gap: 0.65rem; }
  .logo { gap: 0.5rem; font-size: 0.72rem; }
  .logo-mark { width: 1.9rem; height: 1.9rem; }
  .nav-resume span { display: none; }
  .nav-resume { width: 2.35rem; height: 2.35rem; justify-content: center; padding: 0; }
  .mobile-menu { top: calc(100% + 0.25rem); right: 17px; left: 17px; }
  .hero { min-height: 0; padding: 7.7rem 0 5rem; }
  .hero::after { height: 8rem; }
  .hero-grid { grid-template-columns: 1fr; gap: 2.8rem; min-height: 0; }
  .hero h1 { font-size: clamp(3rem, 13.5vw, 4.7rem); }
  .hero-portrait { width: min(90%, 390px); justify-self: center; }
  .portrait-backdrop { right: -13%; }
  .scroll-cue { display: none; }
  .proof-grid { grid-template-columns: repeat(2, 1fr); }
  .proof-item { min-height: 8.7rem; padding: 1.4rem; }
  .section-heading { display: block; margin-bottom: 2.25rem; }
  .section-heading > p { margin-top: 1rem; }
  .split-layout, .systems-grid, .timeline-layout, .contact-layout { grid-template-columns: 1fr; gap: 2.2rem; }
  .section-about { padding-top: 6.4rem; }
  .principles-grid { grid-template-columns: 1fr; }
  .principle-card { min-height: auto; }
  .stack-grid { grid-template-columns: 1fr; }
  .stack-card { min-height: auto; }
  .stack-card h3 { margin-top: 1.55rem; }
  .project-grid, .experience-grid { grid-template-columns: 1fr; }
  .smart-window { transform: none; }
  .smart-preview { min-height: 20rem; padding: 1.25rem; }
  .experience-feature { grid-template-columns: 1fr; }
  .experience-brand { flex-direction: row; align-items: center; justify-content: space-between; padding: 0 0 0.8rem; border-right: 0; border-bottom: 1px solid var(--line); }
  .experience-brand span { writing-mode: initial; }
  .timeline-section { padding-top: 5rem; }
  .achievement-grid { grid-template-columns: repeat(2, 1fr); }
  .achievement-card { min-height: 10.5rem; }
  .certification-strip { display: block; }
  .certification-strip div { justify-content: flex-start; margin-top: 0.8rem; }
  .leetcode-card { grid-template-columns: auto 1fr; gap: 1.15rem; border-radius: var(--radius-lg); }
  .leetcode-card > div:nth-child(2) { grid-column: 1 / -1; }
  .leetcode-stats { grid-column: 1 / -1; }
  .contact-section { padding-top: 6.5rem; padding-bottom: 6rem; }
  .footer-inner { flex-wrap: wrap; }
  .footer p { order: 3; width: 100%; }
}

@media (max-width: 470px) {
  .container { width: min(100% - 28px, 500px); }
  .nav-actions { gap: 0.28rem; }
  .icon-button, .nav-resume { width: 2.2rem; height: 2.2rem; }
  .hero-actions { display: grid; grid-template-columns: 1fr; }
  .hero-actions .button { width: 100%; }
  .hero-meta { gap: 0.45rem; }
  .hero-location { width: 100%; margin-top: 0.3rem; margin-left: 0; }
  .hero-portrait { width: 95%; }
  .capability-card { bottom: 8%; left: -0.85rem; }
  .education-card-mini { top: 8%; right: -0.8rem; }
  .floating-card { gap: 0.45rem; padding: 0.52rem; }
  .floating-card strong { font-size: 0.57rem; }
  .floating-card small { font-size: 0.48rem; }
  .proof-item { padding: 1.15rem 0.9rem; }
  .metric-value { font-size: 1.5rem; }
  .proof-item span { font-size: 0.64rem; }
  .academic-note { align-items: flex-start; flex-wrap: wrap; }
  .academic-note em { width: 100%; margin-left: 1.65rem; }
  .featured-project-copy, .project-card-body { padding: 1.2rem; }
  .featured-project h3 { font-size: 1.7rem; }
  .project-actions { display: grid; width: 100%; }
  .project-actions .button { width: 100%; }
  .smart-dashboard { grid-template-columns: 2.2rem 1fr; }
  .smart-dashboard aside { gap: 0.72rem; }
  .dashboard-main { padding: 0.78rem; }
  .resume-panel { padding: 0.52rem; }
  .score-pill { display: none; }
  .achievement-grid { grid-template-columns: 1fr; }
  .achievement-card { min-height: auto; }
  .achievement-card p { margin-top: 1.25rem; }
  .leetcode-card { grid-template-columns: 1fr; }
  .leetcode-card > div:nth-child(2) { grid-column: auto; }
  .leetcode-stats { grid-column: auto; }
  .dialog-content { padding: 1.3rem; }
  .dialog-visual { padding: 1.2rem; }
  .dialog-summary { font-size: 0.78rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; scroll-behavior: auto !important; transition-duration: 0.01ms !important; }
  .reveal { opacity: 1; transform: none; }
}

/* ============================================================
   PREMIUM RESUME BUTTON
   ============================================================ */
.btn-resume-premium.nav-resume {
  background: linear-gradient(135deg, var(--blue-strong), var(--violet));
  border-color: transparent;
  color: #fff;
  box-shadow: 0 6px 20px rgba(63, 156, 255, 0.28);
}
.btn-resume-premium.nav-resume:hover {
  background: linear-gradient(135deg, var(--cyan), var(--blue-strong));
  box-shadow: 0 10px 28px rgba(63, 156, 255, 0.42);
  transform: translateY(-2px);
}
.btn-resume-premium.button-primary {
  background: linear-gradient(135deg, var(--blue-strong), var(--violet));
  box-shadow: 0 14px 36px rgba(63, 156, 255, 0.3);
  border-color: transparent;
  color: #fff;
  font-size: 0.88rem;
  padding: 0.82rem 1.4rem;
  border-radius: 0.9rem;
}
.btn-resume-premium.button-primary:hover {
  background: linear-gradient(135deg, var(--cyan), var(--blue-strong));
  box-shadow: 0 18px 44px rgba(63, 156, 255, 0.44);
  transform: translateY(-3px);
}
.btn-resume-text {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1rem;
  background: linear-gradient(135deg, rgba(63,156,255,0.12), rgba(167,154,255,0.12));
  border: 1px solid rgba(63,156,255,0.3);
  border-radius: 0.7rem;
  color: var(--blue);
  font-weight: 800;
  font-size: 0.86rem;
  transition: background 200ms ease, border-color 200ms ease, transform 200ms ease, gap 200ms ease;
}
.btn-resume-text:hover {
  background: linear-gradient(135deg, rgba(63,156,255,0.22), rgba(167,154,255,0.22));
  border-color: rgba(63,156,255,0.55);
  color: var(--cyan);
  transform: translateY(-2px);
  gap: 0.72rem;
}

/* ============================================================
   SKILLS SECTION — 6 PREMIUM CARDS
   ============================================================ */
.skills-section { position: relative; }
.skills-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.1rem;
}
.skill-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 1.6rem 1.5rem 1.5rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(150deg, rgba(255,255,255,0.055), rgba(255,255,255,0.01));
  overflow: hidden;
  transition: transform 240ms ease, border-color 240ms ease, box-shadow 240ms ease;
  cursor: default;
}
.skill-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(circle at 0% 0%, color-mix(in srgb, var(--card-accent) 14%, transparent), transparent 60%);
  opacity: 0;
  transition: opacity 300ms ease;
  pointer-events: none;
}
.skill-card::after {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  border-radius: 2px 2px 0 0;
  background: linear-gradient(90deg, var(--card-accent), transparent);
  opacity: 0.6;
  transition: opacity 300ms ease;
}
.skill-card:hover {
  border-color: color-mix(in srgb, var(--card-accent) 45%, transparent);
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--card-accent) 18%, transparent),
              0 20px 50px rgba(0,0,0,0.22),
              0 0 40px color-mix(in srgb, var(--card-accent) 8%, transparent);
  transform: translateY(-6px);
}
.skill-card:hover::before { opacity: 1; }
.skill-card:hover::after { opacity: 1; }

.skill-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.1rem;
}
.skill-icon {
  display: grid;
  width: 2.5rem;
  height: 2.5rem;
  place-items: center;
  color: var(--card-accent);
  border-radius: 0.72rem;
  background: color-mix(in srgb, var(--card-accent) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--card-accent) 22%, transparent);
  transition: background 240ms ease, box-shadow 240ms ease;
}
.skill-card:hover .skill-icon {
  background: color-mix(in srgb, var(--card-accent) 20%, transparent);
  box-shadow: 0 0 16px color-mix(in srgb, var(--card-accent) 25%, transparent);
}
.skill-icon svg { width: 1.15rem; height: 1.15rem; }
.skill-index {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  opacity: 0.6;
}
.skill-card h3 {
  margin: 0 0 1rem;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
}
.skill-tags {
  display: flex;
  flex-direction: column;
  gap: 0.42rem;
  margin: 0;
  padding: 0;
  list-style: none;
}
.skill-tags li {
  display: flex;
  align-items: center;
  gap: 0.52rem;
  padding: 0.42rem 0.62rem;
  border: 1px solid var(--line);
  border-radius: 0.5rem;
  background: rgba(255,255,255,0.025);
  color: var(--muted-strong);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  line-height: 1.3;
  transition: border-color 200ms ease, background 200ms ease, color 200ms ease;
}
.skill-tags li svg {
  width: 0.82rem;
  height: 0.82rem;
  color: var(--card-accent);
  flex-shrink: 0;
  opacity: 0.75;
}
.skill-card:hover .skill-tags li {
  border-color: color-mix(in srgb, var(--card-accent) 18%, var(--line));
}
.skill-card:hover .skill-tags li:hover {
  background: color-mix(in srgb, var(--card-accent) 8%, transparent);
  color: var(--text);
  border-color: color-mix(in srgb, var(--card-accent) 35%, transparent);
}

@media (max-width: 1040px) {
  .skills-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 760px) {
  .skills-grid { grid-template-columns: repeat(2, 1fr); gap: 0.75rem; }
  .skill-card { padding: 1.2rem 1.1rem; }
}
@media (max-width: 470px) {
  .skills-grid { grid-template-columns: 1fr; }
}

/* ============================================================
   CERTIFICATIONS SECTION
   ============================================================ */
.certifications-section { padding-top: 6rem; }
.cert-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.1rem;
}
.cert-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 1.5rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(150deg, rgba(255,255,255,0.05), rgba(255,255,255,0.01));
  overflow: hidden;
  transition: transform 240ms ease, border-color 240ms ease, box-shadow 240ms ease;
}
.cert-card::after {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line-bright), transparent);
  opacity: 0;
  transition: opacity 300ms ease;
}
.cert-card:hover {
  border-color: var(--line-bright);
  box-shadow: 0 20px 50px rgba(0,0,0,0.2);
  transform: translateY(-5px);
}
.cert-card:hover::after { opacity: 1; }

.cert-card-top {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}
.cert-badge {
  display: grid;
  width: 2.4rem;
  height: 2.4rem;
  place-items: center;
  border-radius: 0.65rem;
  flex-shrink: 0;
}
.cert-badge svg { width: 1.1rem; height: 1.1rem; }
.cert-badge-gold  { color: #f5a623; background: rgba(245,166,35,0.12); border: 1px solid rgba(245,166,35,0.22); }
.cert-badge-blue  { color: var(--blue); background: rgba(63,156,255,0.12); border: 1px solid rgba(63,156,255,0.22); }
.cert-badge-violet{ color: var(--violet); background: rgba(167,154,255,0.12); border: 1px solid rgba(167,154,255,0.22); }
.cert-badge-cyan  { color: var(--cyan); background: rgba(120,229,232,0.12); border: 1px solid rgba(120,229,232,0.22); }
.cert-badge-green { color: var(--green); background: rgba(123,224,165,0.12); border: 1px solid rgba(123,224,165,0.22); }

.cert-org {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  line-height: 1.3;
}
.cert-card h3 {
  margin: 0 0 0.65rem;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.3;
  color: var(--text);
}
.cert-card p {
  margin: 0 0 1.2rem;
  color: var(--muted);
  font-size: 0.76rem;
  line-height: 1.68;
  flex: 1;
}
.cert-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: auto;
  padding: 0.5rem 0.8rem;
  border: 1px solid var(--line);
  border-radius: 0.55rem;
  background: rgba(255,255,255,0.025);
  color: var(--muted-strong);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 600;
  width: fit-content;
  transition: border-color 180ms ease, color 180ms ease, background 180ms ease, gap 180ms ease;
}
.cert-link svg { width: 0.8rem; height: 0.8rem; }
.cert-link:hover {
  border-color: var(--line-bright);
  color: var(--cyan);
  background: rgba(120,229,232,0.06);
  gap: 0.6rem;
}

@media (max-width: 1040px) {
  .cert-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 760px) {
  .cert-grid { grid-template-columns: 1fr; gap: 0.8rem; }
  .certifications-section { padding-top: 4rem; }
}

/* ============================================================
   CODOLIO / CODING STATS SECTION
   ============================================================ */
.coding-stats-section { padding-top: 5rem; }
.codolio-dashboard {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  width: 100%;
}
.codolio-hero {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}
.codolio-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.85rem;
}
.dsa-breakdown-card {
  display: flex;
  flex-direction: column;
}

/* Project card — dual icon links (GitHub + Live) */
.project-card-links {
  display: flex;
  gap: 0.4rem;
}
.project-card-links > a {
  display: inline-grid;
  width: 2rem;
  height: 2rem;
  place-items: center;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 0.5rem;
  transition: color 180ms ease, border-color 180ms ease;
}
.project-card-links > a:hover {
  color: var(--text);
  border-color: var(--line-bright);
}

/* Project card — GitHub + Live action buttons */
.project-card-actions {
  display: flex;
  gap: 0.5rem;
}
.btn-card {
  display: inline-flex;
  align-items: center;
  gap: 0.38rem;
  padding: 0.46rem 0.82rem;
  border-radius: 0.55rem;
  border: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  line-height: 1;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease, color 180ms ease, box-shadow 180ms ease;
}
.btn-card svg { width: 0.82rem; height: 0.82rem; flex-shrink: 0; }
.btn-card:hover { transform: translateY(-2px); }

.btn-card-github {
  color: var(--muted-strong);
  background: rgba(255, 255, 255, 0.03);
}
.btn-card-github:hover {
  color: var(--text);
  border-color: var(--line-bright);
  background: rgba(255, 255, 255, 0.07);
}

.btn-card-live {
  color: var(--cyan);
  background: rgba(120, 229, 232, 0.07);
  border-color: rgba(120, 229, 232, 0.25);
}
.btn-card-live:hover {
  color: #fff;
  background: rgba(120, 229, 232, 0.16);
  border-color: rgba(120, 229, 232, 0.5);
  box-shadow: 0 4px 14px rgba(120, 229, 232, 0.15);
}

/* Dialog section list */
.dialog-section-list {
  display: grid;
  gap: 0.35rem;
  margin: 0;
  padding-left: 1.15rem;
}
.dialog-section-list li {
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.72;
}

/* Project card — case study button variant */
.btn-card-case {
  color: var(--violet);
  background: rgba(167, 154, 255, 0.07);
  border-color: rgba(167, 154, 255, 0.25);
  cursor: pointer;
}
.btn-card-case:hover {
  color: #fff;
  background: rgba(167, 154, 255, 0.16);
  border-color: rgba(167, 154, 255, 0.5);
  box-shadow: 0 4px 14px rgba(167, 154, 255, 0.15);
}