/* ============ BIẾN MÀU & NỀN ============ */
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'JetBrains Mono', monospace;
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
  --bg: #030608;
  --bg2: #05090d;
  --panel: rgba(23, 212, 254, 0.03);
  --panel-solid: #071018;
  --text: #d8f6ff;
  --muted: #6e8ca0;
  --green: #00ff9c;
  --cyan: #17d4fe;
  --gold: #ffc857;
  --red: #ff4d5e;
  --line: rgba(23, 212, 254, 0.16);
  --line-green: rgba(0, 255, 156, 0.2);
  --glow-cyan: 0 0 40px rgba(23, 212, 254, 0.3);
  --glow-green: 0 0 30px rgba(0, 255, 156, 0.25);
  --card-shadow: 0 1px 0 rgba(23,212,254,0.08) inset, 0 20px 60px rgba(0,0,0,0.6);
  --mx: 50vw; --my: 30vh;
}
body[data-theme="light"] {
  --bg: #eef4f6;
  --bg2: #e2ebee;
  --panel: rgba(255, 255, 255, 0.75);
  --panel-solid: #ffffff;
  --text: #08222e;
  --muted: #4e6b7a;
  --green: #009e63;
  --cyan: #0284b5;
  --gold: #b57900;
  --red: #d81b30;
  --line: rgba(2, 132, 181, 0.25);
  --line-green: rgba(0, 158, 99, 0.3);
  --glow-cyan: 0 0 40px rgba(2, 132, 181, 0.18);
  --glow-green: 0 0 30px rgba(0, 158, 99, 0.15);
  --card-shadow: 0 1px 0 rgba(255,255,255,0.9) inset, 0 20px 50px rgba(8, 34, 46, 0.1);
}
a { color: var(--cyan); text-decoration: none; }
a:hover { color: var(--green); }
body:not([data-lang="en"]) .en { display: none !important; }
body[data-lang="en"] .vi { display: none !important; }
::selection { background: var(--green); color: #030608; }

[data-reveal] { opacity: 0; transform: translateY(30px); transition: opacity .8s cubic-bezier(.2,.7,.2,1), transform .8s cubic-bezier(.2,.7,.2,1); }
[data-reveal][data-in] { opacity: 1; transform: none; }

@keyframes blink { 0%, 55% { opacity: 1; } 56%, 100% { opacity: 0; } }
@keyframes ringSpin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
@keyframes ringSpinRev { from { transform: rotate(0deg); } to { transform: rotate(-360deg); } }
@keyframes corePulse { 0%,100% { box-shadow: 0 0 40px rgba(23,212,254,.45), 0 0 90px rgba(23,212,254,.2); } 50% { box-shadow: 0 0 70px rgba(23,212,254,.7), 0 0 140px rgba(23,212,254,.35); } }
@keyframes typeLine { from { max-width: 0; } to { max-width: 100%; } }
@keyframes coreBreath { 0%, 100% { opacity: .8; filter: brightness(1); } 50% { opacity: 1; filter: brightness(1.35); } }
@keyframes lockPulse { 0%, 100% { transform: scale(1.04); opacity: .55; } 50% { transform: scale(.97); opacity: 1; } }
@keyframes scanline { from { transform: translateY(-100%); } to { transform: translateY(100vh); } }
@keyframes flickerIn { 0% { opacity: 0; } 8% { opacity: .8; } 12% { opacity: .2; } 20% { opacity: 1; } 24% { opacity: .5; } 30%,100% { opacity: 1; } }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ============ LỚP HIỆU ỨNG NỀN ============ */
.fx-cursor { position: fixed; inset: 0; z-index: 1; pointer-events: none; background: radial-gradient(520px circle at var(--mx) var(--my), color-mix(in oklab, var(--cyan) 7%, transparent), transparent 70%); }
.fx-scanlines { position: fixed; inset: 0; z-index: 1; pointer-events: none; background: repeating-linear-gradient(0deg, rgba(0,0,0,0.12) 0px, rgba(0,0,0,0.12) 1px, transparent 1px, transparent 4px); opacity: .45; mix-blend-mode: multiply; }
.fx-scanbar { position: fixed; left: 0; right: 0; top: 0; height: 90px; z-index: 1; pointer-events: none; background: linear-gradient(to bottom, transparent, color-mix(in oklab, var(--cyan) 6%, transparent), transparent); animation: scanline 9s linear infinite; }

/* ============ NAV ============ */
.nav { position: fixed; top: 0; left: 0; right: 0; z-index: 50; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 14px 28px; background: color-mix(in oklab, var(--bg) 80%, transparent); backdrop-filter: blur(14px); border-bottom: 1px solid var(--line); }
.nav-brand { display: flex; align-items: baseline; gap: 8px; font-size: 14px; font-weight: 700; }
.nav-brand .u { color: var(--green); }
.nav-brand .p { color: var(--muted); }
.nav-brand .c { color: var(--cyan); animation: blink 1.1s step-end infinite; }
.nav-links { display: flex; align-items: center; gap: 22px; font-size: 12.5px; letter-spacing: 0.08em; }
.nav-links a { color: var(--muted); }
.nav-links a:hover { color: var(--green); }
.nav-btns { display: flex; align-items: center; gap: 8px; }
.btn-lang, .btn-theme { cursor: pointer; font-family: 'JetBrains Mono', monospace; font-size: 12px; font-weight: 700; letter-spacing: 0.1em; padding: 8px 14px; background: transparent; border-radius: 4px; transition: background .2s, color .2s; }
.btn-lang { color: var(--green); border: 1px solid var(--line-green); }
.btn-lang:hover { background: var(--green); color: #030608; }
.btn-theme { color: var(--cyan); border: 1px solid var(--line); }
.btn-theme:hover { background: var(--cyan); color: #030608; }

/* ============ HERO ============ */
.hero { position: relative; min-height: 100vh; display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 60px; align-items: center; padding: 140px 7vw 90px; background: var(--bg); overflow: hidden; }
.hero-grid-bg { position: absolute; inset: 0; pointer-events: none; background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px); background-size: 64px 64px; opacity: .22; mask-image: radial-gradient(ellipse at 55% 40%, black, transparent 78%); }
.hero-glow { position: absolute; top: -160px; right: -100px; width: 560px; height: 560px; border-radius: 50%; background: radial-gradient(circle, color-mix(in oklab, var(--cyan) 14%, transparent), transparent 65%); filter: blur(22px); pointer-events: none; }
.hero-left { position: relative; display: flex; flex-direction: column; gap: 26px; animation: flickerIn 1.2s ease-out; }

.term { border: 1px solid var(--line); border-radius: 10px; background: color-mix(in oklab, var(--panel-solid) 88%, transparent); box-shadow: var(--card-shadow); overflow: hidden; }
.term-head { display: flex; align-items: center; gap: 8px; padding: 12px 16px; border-bottom: 1px solid var(--line); background: var(--panel); }
.term-dot { width: 11px; height: 11px; border-radius: 50%; }
.term-dot.r { background: var(--red); }
.term-dot.g { background: var(--gold); }
.term-dot.n { background: var(--green); }
.term-title { margin-left: 10px; font-size: 12px; color: var(--muted); letter-spacing: 0.08em; }
.term-body { display: flex; flex-direction: column; gap: 10px; padding: 24px 24px 28px; font-size: 14.5px; line-height: 1.7; }
.type-line { overflow: hidden; white-space: nowrap; max-width: 0; }
.type-line .ps { color: var(--green); }
.type-line .cmd { color: var(--muted); }
.tl-1 { animation: typeLine .9s steps(30) .2s forwards; }
.hero-name { margin: 0; font-family: 'Chakra Petch', sans-serif; font-weight: 700; font-size: clamp(40px, 4.6vw, 68px); line-height: 1.1; text-transform: uppercase; letter-spacing: 0.01em; }
.hero-name .l1 { display: block; overflow: hidden; white-space: nowrap; max-width: 0; padding-top: 0.32em; margin-bottom: -0.12em; animation: typeLine 1s steps(12) 1s forwards; }
.hero-name .l2 { display: block; overflow: hidden; white-space: nowrap; max-width: 0; padding-top: 0.32em; animation: typeLine 1s steps(12) 1.7s forwards; color: var(--cyan); text-shadow: 0 0 24px color-mix(in oklab, var(--cyan) 60%, transparent); }
.tl-2 { animation: typeLine 1s steps(40) 2.6s forwards; }
.hero-role { overflow: hidden; white-space: nowrap; max-width: 0; animation: typeLine 1s steps(40) 3.3s forwards; color: var(--gold); font-weight: 700; letter-spacing: 0.14em; font-size: 16px; }
.hero-desc { margin: 6px 0 0; font-size: 14px; font-weight: 400; line-height: 1.85; color: var(--muted); opacity: 0; animation: flickerIn .8s ease-out 4.2s forwards; }
.hero-cursor { display: flex; align-items: center; gap: 8px; opacity: 0; animation: flickerIn .6s ease-out 4.8s forwards; }
.hero-cursor .ps { color: var(--green); }
.hero-cursor .c { color: var(--cyan); animation: blink 1.1s step-end infinite; }
.hero-ctas { display: flex; flex-wrap: wrap; gap: 14px; opacity: 0; animation: flickerIn .8s ease-out 5s forwards; }
.btn-primary { display: inline-flex; align-items: center; gap: 10px; padding: 15px 30px; background: var(--cyan); color: #030608; font-family: 'Chakra Petch', sans-serif; font-weight: 700; font-size: 14px; letter-spacing: 0.1em; border-radius: 4px; box-shadow: var(--glow-cyan); text-transform: uppercase; transition: background .2s, box-shadow .2s; }
.btn-primary:hover { background: var(--green); box-shadow: var(--glow-green); color: #030608; }
.btn-ghost { display: inline-flex; align-items: center; gap: 10px; padding: 15px 30px; border: 1px solid var(--line-green); color: var(--green); font-family: 'Chakra Petch', sans-serif; font-weight: 700; font-size: 14px; letter-spacing: 0.1em; border-radius: 4px; text-transform: uppercase; transition: background .2s, color .2s; }
.btn-ghost:hover { background: var(--green); color: #030608; }

/* ============ HUD AVATAR ============ */
.hud { position: relative; align-self: stretch; justify-self: stretch; container-type: size; display: grid; place-items: center; min-height: 430px; }
.hud-box { position: relative; width: min(100cqw, 100cqh); aspect-ratio: 1; display: grid; place-items: center; }
.ring-1 { position: absolute; inset: 0; border-radius: 50%; background: repeating-conic-gradient(var(--cyan) 0deg 0.6deg, transparent 0.6deg 6deg); -webkit-mask: radial-gradient(closest-side, transparent calc(100% - 6px), #000 calc(100% - 6px)); mask: radial-gradient(closest-side, transparent calc(100% - 6px), #000 calc(100% - 6px)); opacity: .3; animation: ringSpin 70s linear infinite; }
.ring-2 { position: absolute; inset: 0; border-radius: 50%; background: repeating-conic-gradient(from -8deg, var(--cyan) 0deg 38deg, transparent 38deg 50deg); -webkit-mask: radial-gradient(closest-side, transparent 89%, #000 90% 96%, transparent 97%); mask: radial-gradient(closest-side, transparent 89%, #000 90% 96%, transparent 97%); opacity: .45; animation: ringSpin 46s linear infinite; }
.ring-3 { position: absolute; inset: 0; border-radius: 50%; background: repeating-conic-gradient(from 15deg, color-mix(in oklab, var(--cyan) 70%, white) 0deg 10deg, transparent 10deg 24deg, var(--green) 24deg 30deg, transparent 30deg 72deg); -webkit-mask: radial-gradient(closest-side, transparent 81%, #000 82% 87%, transparent 88%); mask: radial-gradient(closest-side, transparent 81%, #000 82% 87%, transparent 88%); animation: ringSpinRev 30s linear infinite, coreBreath 3s ease-in-out infinite; }
.ring-4 { position: absolute; inset: 8.5%; border-radius: 50%; animation: ringSpin 16s linear infinite; }
.ring-4 .a { position: absolute; inset: 0; border-radius: 50%; border: 3px solid transparent; border-top-color: var(--cyan); border-right-color: color-mix(in oklab, var(--cyan) 40%, transparent); filter: drop-shadow(0 0 12px var(--cyan)); }
.ring-4 .b { position: absolute; inset: 0; border-radius: 50%; border: 3px solid transparent; border-bottom-color: var(--green); filter: drop-shadow(0 0 12px var(--green)); }
.ring-dashed { position: absolute; inset: 11%; border-radius: 50%; border: 1px dashed var(--line); opacity: .8; animation: ringSpinRev 44s linear infinite; }
.core { position: absolute; inset: 13.5%; border-radius: 50%; border: 2px solid color-mix(in oklab, var(--cyan) 75%, white); background: var(--panel-solid); overflow: hidden; animation: corePulse 2.8s ease-in-out infinite; }
.core img.avatar { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.core-sweep { position: absolute; inset: 0; pointer-events: none; background: conic-gradient(from 0deg, transparent 0deg, color-mix(in oklab, var(--cyan) 28%, transparent) 16deg, transparent 38deg); animation: ringSpin 7s linear infinite; }
.core-sheen { position: absolute; inset: 0; pointer-events: none; border-radius: 50%; background: radial-gradient(circle at 30% 16%, rgba(255, 255, 255, 0.13), transparent 42%); }
.lock { position: absolute; inset: 8.5%; pointer-events: none; animation: lockPulse 2.8s ease-in-out infinite; filter: drop-shadow(0 0 8px color-mix(in oklab, var(--cyan) 70%, transparent)); }
.lock span { position: absolute; width: clamp(14px, 4.2cqw, 22px); height: clamp(14px, 4.2cqw, 22px); }
.lock .tl { top: 0; left: 0; border-top: 2px solid var(--cyan); border-left: 2px solid var(--cyan); }
.lock .tr { top: 0; right: 0; border-top: 2px solid var(--cyan); border-right: 2px solid var(--cyan); }
.lock .bl { bottom: 0; left: 0; border-bottom: 2px solid var(--cyan); border-left: 2px solid var(--cyan); }
.lock .br { bottom: 0; right: 0; border-bottom: 2px solid var(--cyan); border-right: 2px solid var(--cyan); }
.bearing { position: absolute; transform: translate(-50%, -50%); font-size: clamp(7px, 2cqw, 10px); letter-spacing: 0.18em; color: color-mix(in oklab, var(--cyan) 60%, var(--muted)); }
.hud-profile { position: absolute; top: 1%; left: -1%; display: flex; flex-direction: column; gap: clamp(2px, 0.6cqw, 3px); font-size: clamp(7px, 2cqw, 10px); letter-spacing: 0.13em; }
.hud-profile .t { color: var(--cyan); }
.hud-profile .m { color: var(--muted); }
.hud-profile .ok { margin-top: clamp(3px, 1.2cqw, 6px); color: var(--green); text-shadow: var(--glow-green); }
.scan-panel { position: absolute; top: 0; right: -2%; padding: clamp(8px, 2.2cqw, 12px) clamp(10px, 3cqw, 16px); background: color-mix(in oklab, var(--panel-solid) 85%, transparent); backdrop-filter: blur(12px); border: 1px solid var(--line); border-radius: 6px; box-shadow: var(--card-shadow); display: flex; flex-direction: column; gap: clamp(3px, 0.8cqw, 4px); font-size: clamp(7.5px, 2cqw, 10px); letter-spacing: 0.12em; }
.scan-panel .h { font-size: clamp(10px, 2.6cqw, 13px); color: var(--cyan); }
.scan-panel .sub { color: var(--muted); border-bottom: 1px solid var(--line); padding-bottom: 5px; margin-bottom: 2px; }
.scan-panel .m { color: var(--muted); }
.scan-panel .g { color: var(--green); }
.fingerprint { position: absolute; top: 57%; right: -2%; display: flex; flex-direction: column; align-items: center; gap: 6px; }
.fp-frame { position: relative; padding: clamp(6px, 1.8cqw, 9px); }
.fp-frame span { position: absolute; width: 10px; height: 10px; }
.fp-frame .tl { top: 0; left: 0; border-top: 2px solid var(--green); border-left: 2px solid var(--green); }
.fp-frame .tr { top: 0; right: 0; border-top: 2px solid var(--green); border-right: 2px solid var(--green); }
.fp-frame .bl { bottom: 0; left: 0; border-bottom: 2px solid var(--green); border-left: 2px solid var(--green); }
.fp-frame .br { bottom: 0; right: 0; border-bottom: 2px solid var(--green); border-right: 2px solid var(--green); }
.fp-frame svg { display: block; width: clamp(22px, 6.5cqw, 32px); height: clamp(22px, 6.5cqw, 32px); fill: none; stroke: var(--green); stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; filter: drop-shadow(0 0 8px color-mix(in oklab, var(--green) 60%, transparent)); }
.fp-label { font-size: clamp(7.5px, 2cqw, 10px); letter-spacing: 0.14em; color: var(--green); }
.log-stream { position: absolute; bottom: 1%; right: -1%; display: flex; flex-direction: column; gap: clamp(2px, 0.6cqw, 3px); font-size: clamp(7px, 1.9cqw, 9.5px); letter-spacing: 0.1em; }
.log-stream .h { color: var(--cyan); }
.log-stream .m { color: var(--muted); }
.log-stream .mon { color: var(--green); animation: blink 2s step-end infinite; }
.geo-block { position: absolute; bottom: 3%; left: -1%; display: flex; flex-direction: column; gap: 8px; }
.geo-lines { display: flex; flex-direction: column; gap: clamp(2px, 0.6cqw, 3px); font-size: clamp(7px, 1.9cqw, 9.5px); letter-spacing: 0.1em; color: var(--muted); }
.status-chip { align-self: flex-start; padding: clamp(7px, 2cqw, 10px) clamp(10px, 3cqw, 16px); background: color-mix(in oklab, var(--panel-solid) 85%, transparent); backdrop-filter: blur(12px); border: 1px solid var(--line); border-radius: 6px; display: flex; align-items: center; gap: 8px; font-size: clamp(9px, 2.3cqw, 11.5px); letter-spacing: 0.12em; color: var(--text); box-shadow: var(--card-shadow); }
.status-chip .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 10px var(--green); animation: blink 2s step-end infinite; }

/* ============ MARQUEE ============ */
.marquee { position: relative; overflow: hidden; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--bg2); padding: 16px 0; }
.marquee-track { display: flex; align-items: center; gap: 46px; width: max-content; animation: marquee 80s linear infinite; white-space: nowrap; }
.tech-chip { display: inline-flex; align-items: center; gap: 12px; }
.tech-ico { display: inline-grid; place-items: center; width: 36px; height: 36px; background: #f4f8ff; border: 1px solid rgba(8, 34, 46, 0.12); border-radius: 8px; }
.tech-ico img { width: 27px; height: 26px; object-fit: contain; }
.tech-name { font-family: 'Chakra Petch', sans-serif; font-weight: 600; font-size: 14px; letter-spacing: 0.14em; color: var(--text); }

/* ============ SECTION CHUNG ============ */
.section { position: relative; padding: 120px 7vw; }
.section.on-bg { background: var(--bg); }
.section.on-bg2 { background: var(--bg2); }
.sec-head { display: flex; flex-direction: column; gap: 10px; margin-bottom: 54px; }
.sec-cmd { font-size: 13px; letter-spacing: 0.1em; color: var(--green); }
.sec-cmd .m { color: var(--muted); }
.sec-title { margin: 0; font-family: 'Chakra Petch', sans-serif; font-size: clamp(32px, 3.2vw, 46px); font-weight: 700; text-transform: uppercase; }
.sec-title .num { color: var(--cyan); }

/* ============ SKILLS ============ */
.skills-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 18px; }
.skill-card { display: flex; flex-direction: column; gap: 12px; padding: 26px; background: var(--panel); border: 1px solid var(--line); border-radius: 8px; transition: transform .25s, border-color .25s, box-shadow .25s; }
.skill-card:hover { border-color: var(--cyan); transform: translateY(-5px); box-shadow: var(--glow-cyan); }
.skill-top { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; }
.skill-name { font-family: 'Chakra Petch', sans-serif; font-weight: 600; font-size: 18px; }
.skill-pct { font-size: 13px; color: var(--green); }
.skill-bar { font-size: 13px; letter-spacing: 2px; color: var(--green); text-shadow: var(--glow-green); overflow: hidden; }
.skill-detail { margin: 0; font-size: 13px; line-height: 1.7; color: var(--muted); }

/* ============ TIMELINE ============ */
.tl-wrap { display: flex; flex-direction: column; max-width: 920px; }
.tl-row { display: grid; grid-template-columns: 170px 24px 1fr; gap: 22px; }
.tl-period { font-size: 13.5px; color: var(--gold); padding-top: 4px; }
.tl-mid { display: flex; flex-direction: column; align-items: center; }
.tl-node { width: 12px; height: 12px; transform: rotate(45deg); box-sizing: border-box; }
.tl-node.filled { background: var(--cyan); box-shadow: var(--glow-cyan); }
.tl-node.outline { border: 2px solid var(--cyan); background: var(--bg); }
.tl-node.edu { border: 2px solid var(--green); background: var(--bg); }
.tl-line { flex: 1; width: 1px; background: var(--line); }
.tl-line.grad { background: linear-gradient(to bottom, var(--cyan), var(--line)); }
.tl-body { padding-bottom: 46px; display: flex; flex-direction: column; gap: 8px; }
.tl-body.last { padding-bottom: 0; }
.tl-title { margin: 0; font-family: 'Chakra Petch', sans-serif; font-size: 22px; font-weight: 700; }
.tl-org { font-size: 12.5px; letter-spacing: 0.08em; color: var(--cyan); }
.tl-desc { margin: 0; font-size: 14px; line-height: 1.85; color: var(--muted); }

/* ============ PROJECTS ============ */
.projects-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); gap: 20px; }
.proj-card { position: relative; display: flex; flex-direction: column; gap: 13px; padding: 30px; background: var(--panel); border: 1px solid var(--line); border-radius: 8px; transition: transform .25s, border-color .25s, box-shadow .25s; overflow: hidden; }
.proj-card:hover { transform: translateY(-6px); border-color: var(--cyan); box-shadow: var(--glow-cyan); }
.proj-top { display: flex; justify-content: space-between; align-items: center; }
.proj-code { font-size: 12px; letter-spacing: 0.2em; color: var(--gold); }
.proj-status { font-size: 11px; padding: 4px 10px; border: 1px solid var(--line-green); color: var(--green); border-radius: 3px; letter-spacing: 0.1em; }
.proj-title { margin: 0; font-family: 'Chakra Petch', sans-serif; font-size: 22px; font-weight: 700; }
.proj-desc { margin: 0; font-size: 14px; line-height: 1.85; color: var(--muted); }
.proj-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: auto; }
.tag { font-size: 11px; letter-spacing: 0.08em; padding: 5px 11px; border: 1px solid var(--line); color: var(--cyan); border-radius: 3px; }

/* ============ HOBBIES ============ */
.hobbies-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 18px; }
.hobby-card { display: flex; flex-direction: column; gap: 10px; padding: 28px; border: 1px solid var(--line); border-radius: 8px; background: var(--panel); transition: transform .25s, border-color .25s, box-shadow .25s; }
.hobby-card:hover { border-color: var(--green); transform: translateY(-5px); box-shadow: var(--glow-green); }
.hobby-pid { font-size: 12px; letter-spacing: 0.18em; }
.hobby-pid.green { color: var(--green); }
.hobby-pid.cyan { color: var(--cyan); }
.hobby-pid.gold { color: var(--gold); }
.hobby-pid.red { color: var(--red); }
.hobby-title { font-family: 'Chakra Petch', sans-serif; font-size: 19px; font-weight: 600; }
.hobby-desc { margin: 0; font-size: 13px; line-height: 1.7; color: var(--muted); }

/* ============ CONTACT ============ */
.contact { position: relative; padding: 140px 7vw 90px; background: var(--bg2); overflow: hidden; }
.contact-glow { position: absolute; bottom: -260px; left: 50%; transform: translateX(-50%); width: 780px; height: 560px; border-radius: 50%; background: radial-gradient(circle, color-mix(in oklab, var(--cyan) 16%, transparent), transparent 65%); filter: blur(26px); pointer-events: none; }
.contact-card { position: relative; max-width: 860px; margin: 0 auto; border: 1px solid var(--line); border-radius: 10px; background: color-mix(in oklab, var(--panel-solid) 88%, transparent); box-shadow: var(--card-shadow); overflow: hidden; }
.contact-inner { display: flex; flex-direction: column; align-items: center; gap: 24px; padding: 60px 8% 64px; text-align: center; }
.contact-title { margin: 0; font-family: 'Chakra Petch', sans-serif; font-size: clamp(34px, 4vw, 54px); font-weight: 700; text-transform: uppercase; line-height: 1.15; }
.contact-title span { color: var(--cyan); text-shadow: var(--glow-cyan); }
.contact-desc { margin: 0; max-width: 560px; font-size: 14.5px; line-height: 1.85; color: var(--muted); }
.contact-email { font-family: 'Chakra Petch', sans-serif; font-size: clamp(19px, 2.2vw, 28px); font-weight: 700; color: var(--green); text-shadow: var(--glow-green); border-bottom: 1px solid var(--line-green); padding-bottom: 4px; }
.contact-email:hover { color: var(--cyan); }
.contact-links { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-top: 12px; }
.contact-links a { padding: 13px 26px; border: 1px solid var(--line); border-radius: 4px; font-size: 13px; font-weight: 700; letter-spacing: 0.1em; color: var(--text); transition: transform .2s, border-color .2s, color .2s, box-shadow .2s; }
.contact-links a:hover { border-color: var(--cyan); color: var(--cyan); transform: translateY(-3px); box-shadow: var(--glow-cyan); }

.site-footer { position: relative; margin-top: 110px; padding-top: 26px; border-top: 1px solid var(--line); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; font-size: 12px; letter-spacing: 0.12em; color: var(--muted); }

/* ============ RESPONSIVE ============ */
@media (max-width: 960px) {
  .hero { grid-template-columns: 1fr; gap: 30px; padding-top: 120px; }
  .hud { min-height: 340px; }
  .nav { padding: 12px 16px; }
  .nav-links { display: none; }
  .section, .contact { padding-left: 5vw; padding-right: 5vw; }
  .tl-row { grid-template-columns: 90px 20px 1fr; gap: 12px; }
  .tl-period { font-size: 12px; }
}