/* ============================================================
   Vishal Sahu — Portfolio
   Theme: "developer terminal" — dark, neon cyan + violet
   ============================================================ */

:root {
  --bg: #05070d;
  --bg-2: #0a0e17;
  --panel: rgba(13, 18, 30, 0.72);
  --border: rgba(120, 160, 255, 0.14);
  --border-bright: rgba(0, 229, 255, 0.35);
  --text: #d7e2f4;
  --text-dim: #8b98b8;
  --cyan: #00e5ff;
  --violet: #7c5cff;
  --green: #22ff88;
  --red: #ff5f56;
  --yellow: #ffbd2e;
  --grad: linear-gradient(90deg, var(--cyan), var(--violet));
  --mono: "JetBrains Mono", ui-monospace, monospace;
  --sans: "Space Grotesk", system-ui, sans-serif;
  --radius: 14px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  line-height: 1.6;
  overflow-x: hidden;
}

/* film-grain texture for a premium, non-flat dark surface */
body::after {
  content: ""; position: fixed; inset: 0; z-index: 9998; pointer-events: none;
  opacity: 0.025;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)'/%3E%3C/svg%3E");
}

::selection { background: rgba(0, 229, 255, 0.28); color: #fff; }

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

:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: 4px;
}

.mono { font-family: var(--mono); }

kbd {
  font-family: var(--mono); font-size: 0.72em;
  padding: 0.1em 0.45em; border-radius: 5px;
  border: 1px solid var(--border);
  border-bottom-width: 2px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-dim);
}

.skip-link {
  position: fixed; top: -60px; left: 1rem; z-index: 1000;
  padding: 0.6rem 1rem; border-radius: 8px;
  background: var(--cyan); color: #04121a; font-size: 0.8rem; font-weight: 600;
  transition: top 0.2s;
}
.skip-link:focus { top: 1rem; }

/* ---------- Background layers ---------- */
.bg-grid {
  position: fixed; inset: 0; z-index: -2;
  background-image:
    linear-gradient(rgba(0, 229, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 229, 255, 0.045) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(ellipse 90% 70% at 50% 30%, #000 30%, transparent 100%);
}

.bg-glow {
  position: fixed; z-index: -3; border-radius: 50%;
  filter: blur(120px); opacity: 0.5; pointer-events: none;
}
.bg-glow--1 { width: 560px; height: 560px; top: -180px; left: -120px; background: rgba(0, 229, 255, 0.14); }
.bg-glow--2 { width: 640px; height: 640px; top: 30%; right: -240px; background: rgba(124, 92, 255, 0.13); }

/* ---------- Scroll progress ---------- */
#scroll-progress {
  position: fixed; top: 0; left: 0; z-index: 1001;
  height: 2px; width: 0;
  background: var(--grad);
  box-shadow: 0 0 10px rgba(0, 229, 255, 0.6);
}

/* ---------- Boot loader ---------- */
#boot-loader {
  position: fixed; inset: 0; z-index: 9999;
  background: var(--bg);
  display: flex; align-items: center; justify-content: center;
  transition: opacity 0.5s ease, visibility 0.5s;
}
#boot-loader.done { opacity: 0; visibility: hidden; }
.boot-inner { width: min(560px, 88vw); }
#boot-text {
  font-family: var(--mono);
  font-size: 0.85rem; line-height: 1.75;
  color: var(--green);
  text-shadow: 0 0 8px rgba(34, 255, 136, 0.4);
  white-space: pre-wrap;
}

/* ---------- Cursor glow ---------- */
#cursor-glow {
  position: fixed; z-index: 0; width: 480px; height: 480px;
  border-radius: 50%; pointer-events: none;
  background: radial-gradient(circle, rgba(0, 229, 255, 0.06), transparent 65%);
  transform: translate(-50%, -50%);
  transition: transform 0.15s ease-out;
}

/* ---------- Navbar ---------- */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem;
  padding: 1rem 5vw;
  backdrop-filter: blur(14px);
  background: rgba(5, 7, 13, 0.72);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s, background 0.3s;
}
.navbar.scrolled { border-bottom-color: var(--border); background: rgba(5, 7, 13, 0.9); }

.nav-logo { font-size: 1.25rem; font-weight: 600; color: var(--text); }
.nav-logo span { color: var(--cyan); }

.nav-links { display: flex; align-items: center; gap: 2rem; font-size: 0.85rem; }
.nav-links a { color: var(--text-dim); transition: color 0.25s; position: relative; }
.nav-links a:hover, .nav-links a.active { color: var(--cyan); }
.nav-links a.active::after {
  content: ""; position: absolute; left: 0; bottom: -6px;
  width: 100%; height: 2px; background: var(--grad); border-radius: 2px;
}
.nav-cta {
  color: var(--cyan) !important;
  border: 1px solid var(--border-bright);
  padding: 0.45rem 0.9rem; border-radius: 8px;
  transition: background 0.25s, box-shadow 0.25s;
}
.nav-cta:hover {
  background: rgba(0, 229, 255, 0.1);
  box-shadow: 0 0 18px rgba(0, 229, 255, 0.25);
}
.nav-cta.active::after { display: none; }

.nav-resume {
  font-size: 0.8rem; color: var(--text);
  display: inline-flex; align-items: center; gap: 0.4rem;
  border: 1px solid var(--border);
  padding: 0.45rem 0.9rem; border-radius: 8px;
  transition: color 0.25s, border-color 0.25s, background 0.25s;
}
.nav-resume span { color: var(--green); }
.nav-resume:hover { color: var(--cyan); border-color: var(--border-bright); background: rgba(0, 229, 255, 0.06); }

.nav-kbd {
  font-size: 0.72rem; color: var(--text-dim); cursor: pointer;
  border: 1px solid var(--border); border-radius: 7px;
  padding: 0.4rem 0.6rem; background: rgba(255, 255, 255, 0.03);
  transition: color 0.2s, border-color 0.2s;
}
.nav-kbd:hover { color: var(--cyan); border-color: var(--border-bright); }

.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 6px; }
.nav-toggle span {
  display: block; width: 24px; height: 2px; margin: 5px 0;
  background: var(--text); border-radius: 2px; transition: 0.3s;
}

/* ---------- Hero ---------- */
.hero {
  min-height: 100vh;
  display: flex; flex-direction: column; justify-content: center;
  padding: 7.5rem 5vw 4rem;
  position: relative;
}
.hero-content {
  display: grid; grid-template-columns: 1.1fr 0.9fr;
  gap: 4rem; align-items: center; max-width: 1200px; margin: 0 auto; width: 100%;
}

.status-pill {
  display: inline-flex; align-items: center; gap: 0.55rem;
  font-size: 0.72rem; letter-spacing: 0.14em;
  color: var(--green);
  border: 1px solid rgba(34, 255, 136, 0.3);
  background: rgba(34, 255, 136, 0.06);
  padding: 0.4rem 0.9rem; border-radius: 999px;
  margin-bottom: 1.4rem;
}
.pulse-dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--green);
  box-shadow: 0 0 0 0 rgba(34, 255, 136, 0.6);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(34, 255, 136, 0.6); }
  70% { box-shadow: 0 0 0 10px rgba(34, 255, 136, 0); }
  100% { box-shadow: 0 0 0 0 rgba(34, 255, 136, 0); }
}

.hero-name { font-size: clamp(2.6rem, 6vw, 4.4rem); line-height: 1.08; font-weight: 700; letter-spacing: -0.02em; }
.hero-name .line { display: block; }
.hero-name .line:first-child { font-size: 0.55em; font-weight: 500; color: var(--text-dim); margin-bottom: 0.2em; }

.grad-text {
  background: var(--grad);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}

.caret { color: var(--cyan); -webkit-text-fill-color: var(--cyan); animation: blink 1.1s step-end infinite; }

.hero-roles { margin: 1.2rem 0 1rem; font-size: clamp(0.95rem, 2vw, 1.15rem); color: var(--cyan); min-height: 1.6em; }
.type-caret { animation: blink 1s step-end infinite; color: var(--violet); }
@keyframes blink { 50% { opacity: 0; } }

.hero-desc { max-width: 540px; color: var(--text-dim); font-size: 1.05rem; }
.hero-desc strong { color: var(--text); font-weight: 600; }

.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; margin: 1.8rem 0 1.4rem; }

.btn {
  font-family: var(--mono); font-size: 0.88rem; font-weight: 500;
  padding: 0.75rem 1.5rem; border-radius: 10px; cursor: pointer;
  display: inline-flex; align-items: center; gap: 0.5rem;
  transition: transform 0.2s, box-shadow 0.25s, background 0.25s, border-color 0.25s;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary {
  color: #04121a; background: var(--cyan); font-weight: 600;
  box-shadow: 0 0 22px rgba(0, 229, 255, 0.35);
}
.btn-primary:hover { box-shadow: 0 0 34px rgba(0, 229, 255, 0.55); }
.btn-ghost { color: var(--text); border: 1px solid var(--border); background: rgba(255,255,255,0.02); }
.btn-ghost:hover { border-color: var(--border-bright); background: rgba(0, 229, 255, 0.06); }
.btn-arrow { transition: transform 0.2s; }
.btn:hover .btn-arrow { transform: translateX(3px); }

.hero-meta { display: flex; flex-wrap: wrap; gap: 1.5rem; font-size: 0.78rem; color: var(--text-dim); }

/* Hero Portrait */
.hero-portrait-wrapper {
  width: 100%;
  max-width: 460px;
  margin-left: auto;
}

.hero-portrait {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  background: #000;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.6), 0 0 40px rgba(0, 229, 255, 0.08);
  transition: border-color 0.35s ease, box-shadow 0.35s ease, transform 0.35s ease;
}

.hero-portrait:hover {
  border-color: var(--border-bright);
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.75), 0 0 50px rgba(0, 229, 255, 0.16);
  transform: translateY(-4px);
}

.hero-portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 50%;
  display: block;
  transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}

.hero-portrait:hover img {
  transform: scale(1.03);
}

.hero-portrait-caption {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.85rem 0.25rem 0;
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  color: var(--text-dim);
  text-transform: uppercase;
}

.hero-portrait-caption .fig-title {
  color: var(--text);
  font-weight: 500;
}

.hero-portrait-caption .fig-country {
  color: var(--cyan);
  font-weight: 600;
  letter-spacing: 0.16em;
}

/* Terminal */
.terminal {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.55), 0 0 40px rgba(0, 229, 255, 0.06);
  backdrop-filter: blur(10px);
  animation: float 6s ease-in-out infinite;
}
@keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }

.terminal-bar {
  display: flex; align-items: center; gap: 0.5rem;
  padding: 0.7rem 1rem;
  background: rgba(255, 255, 255, 0.04);
  border-bottom: 1px solid var(--border);
}
.dot { width: 11px; height: 11px; border-radius: 50%; }
.dot.red { background: var(--red); } .dot.yellow { background: var(--yellow); } .dot.green { background: #27c93f; }
.terminal-title { margin-left: auto; font-size: 0.72rem; color: var(--text-dim); }

.terminal-body {
  padding: 1.1rem 1.2rem;
  font-size: 0.8rem; line-height: 1.9;
  min-height: 320px;
  color: var(--text);
  cursor: text;
}
.terminal-body .t-cmd { color: var(--text-dim); }
.terminal-body .t-cmd::before { content: "$ "; color: var(--green); }
.terminal-body .t-out { color: var(--text); }
.terminal-body .t-key { color: var(--cyan); }
.terminal-body .t-str { color: var(--green); }
.terminal-body .t-dim { color: var(--text-dim); }
.terminal-body .t-err { color: var(--red); }
.terminal-cursor { color: var(--cyan); animation: blink 1s step-end infinite; }

.terminal-input-row {
  display: flex; align-items: center; gap: 0.55rem;
  margin-top: 0.4rem;
}
.terminal-input-row .t-prompt { color: var(--green); white-space: nowrap; }
.terminal-input-row input {
  flex: 1; min-width: 0;
  background: transparent; border: none; outline: none;
  color: var(--text); font-family: var(--mono); font-size: 0.8rem;
  caret-color: var(--cyan);
}
.terminal-input-row input::placeholder { color: rgba(139, 152, 184, 0.45); }

/* Scroll hint */
.scroll-hint {
  position: absolute; bottom: 2rem; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 0.5rem;
  font-size: 0.7rem; letter-spacing: 0.25em; color: var(--text-dim);
  text-transform: uppercase;
}
.scroll-line {
  width: 1px; height: 44px;
  background: linear-gradient(var(--cyan), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse { 0%,100% { opacity: 0.3; } 50% { opacity: 1; } }

/* ---------- Marquee ---------- */
.marquee {
  overflow: hidden; padding: 1.1rem 0;
  border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
  background: rgba(10, 14, 23, 0.6);
  mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}
.marquee-track {
  display: flex; gap: 2.2rem; width: max-content;
  font-size: 0.8rem; letter-spacing: 0.18em; color: var(--text-dim);
  animation: marquee 30s linear infinite;
}
.marquee-track i { color: var(--cyan); font-style: normal; }
.marquee-track span:hover { color: var(--cyan); }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- Sections ---------- */
.section { max-width: 1200px; margin: 0 auto; padding: 6.5rem 5vw 2rem; }

.section-head { margin-bottom: 3rem; }
.section-tag { color: var(--cyan); font-size: 0.85rem; letter-spacing: 0.1em; }
.section-head h2 {
  font-size: clamp(1.9rem, 4vw, 2.7rem); font-weight: 700; letter-spacing: -0.02em;
  margin-top: 0.3rem;
}

/* ---------- About ---------- */
.about-grid { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 3rem; align-items: start; }
.about-text p { color: var(--text-dim); margin-bottom: 1.1rem; font-size: 1.02rem; }
.about-text strong { color: var(--text); font-weight: 600; }

.about-stats { display: flex; gap: 2.5rem; margin-top: 2.2rem; flex-wrap: wrap; }
.stat { display: flex; flex-wrap: wrap; align-items: baseline; column-gap: 0.15rem; }
.stat-num { font-size: 2.2rem; font-weight: 600; color: var(--cyan); }
.stat-plus { color: var(--violet); font-size: 1.6rem; font-weight: 600; }
.stat-label { width: 100%; margin-top: 0.15rem; font-size: 0.8rem; color: var(--text-dim); font-family: var(--mono); }

.id-card {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: var(--radius); overflow: hidden;
  backdrop-filter: blur(10px);
  transition: transform 0.3s, border-color 0.3s, box-shadow 0.3s;
}
.id-card:hover { transform: translateY(-5px); border-color: var(--border-bright); box-shadow: 0 18px 50px rgba(0,0,0,0.45), 0 0 30px rgba(0,229,255,0.08); }
.id-card-header {
  padding: 0.7rem 1.1rem; font-size: 0.72rem; color: var(--cyan);
  border-bottom: 1px solid var(--border);
  background: rgba(0, 229, 255, 0.05);
  letter-spacing: 0.08em;
}
.id-avatar {
  margin: 1.4rem auto 0.4rem; width: 84px; height: 84px; border-radius: 50%;
  display: grid; place-items: center;
  font-family: var(--mono); font-size: 1.6rem; font-weight: 600;
  background: linear-gradient(135deg, rgba(0,229,255,0.18), rgba(124,92,255,0.18));
  border: 1px solid var(--border-bright); color: var(--cyan);
  overflow: hidden;
}
.id-avatar img {
  width: 100%; height: 100%;
  object-fit: cover; object-position: center top;
  display: block; border-radius: 50%;
}
.id-rows { padding: 1.2rem 1.3rem 1.5rem; font-size: 0.78rem; }
.id-row {
  display: flex; justify-content: space-between; gap: 1rem;
  padding: 0.55rem 0; border-bottom: 1px dashed rgba(120,160,255,0.1);
}
.id-row:last-child { border-bottom: none; }
.id-row span { color: var(--text-dim); }
.id-row b { font-weight: 500; text-align: right; color: var(--text); }
.id-row a { color: var(--cyan); }
.id-row a:hover { text-decoration: underline; }
.id-row .ok { color: var(--green); }

/* ---------- Value props ---------- */
.value-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.4rem; }
.value-card {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 1.6rem 1.5rem;
  backdrop-filter: blur(10px); position: relative; overflow: hidden;
  transition: transform 0.3s, border-color 0.3s, box-shadow 0.3s;
}
.value-card::after {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 3px;
  background: var(--grad);
  opacity: 0; transition: opacity 0.3s;
}
.value-card:hover { transform: translateY(-5px); border-color: var(--border-bright); box-shadow: 0 18px 50px rgba(0,0,0,0.45); }
.value-card:hover::after { opacity: 1; }
.value-num { font-size: 0.72rem; color: var(--violet); letter-spacing: 0.15em; }
.value-card h3 { font-size: 1.02rem; font-weight: 600; margin: 0.7rem 0 0.6rem; }
.value-card p { color: var(--text-dim); font-size: 0.87rem; }

/* ---------- Skills ---------- */
.skills-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.6rem; }

.skill-card {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 1.6rem;
  backdrop-filter: blur(10px);
  transition: transform 0.3s, border-color 0.3s, box-shadow 0.3s;
}
.skill-card:hover {
  transform: translateY(-5px); border-color: var(--border-bright);
  box-shadow: 0 18px 50px rgba(0,0,0,0.45), 0 0 30px rgba(0,229,255,0.08);
}
.skill-card-head {
  display: flex; align-items: center; gap: 0.7rem;
  font-size: 0.9rem; color: var(--text); font-weight: 600;
  margin-bottom: 1.1rem; letter-spacing: 0.04em;
}
.skill-icon {
  display: grid; place-items: center; width: 34px; height: 34px;
  border-radius: 9px; font-size: 1rem;
  background: linear-gradient(135deg, rgba(0,229,255,0.14), rgba(124,92,255,0.14));
  border: 1px solid var(--border); color: var(--cyan);
}

.chips { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 1.3rem; align-items: center; }
.chip {
  font-family: var(--mono); font-size: 0.72rem;
  padding: 0.32rem 0.75rem; border-radius: 999px;
  color: var(--text-dim); border: 1px solid var(--border);
  background: rgba(255,255,255,0.02);
  transition: color 0.2s, border-color 0.2s, transform 0.2s;
  cursor: default;
}
.chip:hover { color: var(--cyan); border-color: var(--border-bright); transform: translateY(-2px); }
.chip-hot {
  color: var(--green); border-color: rgba(34, 255, 136, 0.3);
  background: rgba(34, 255, 136, 0.05);
}
.chip-hot:hover { color: var(--green); border-color: rgba(34, 255, 136, 0.6); }

.exploring {
  margin-top: 1.8rem;
  border: 1px dashed rgba(34, 255, 136, 0.25);
  background: rgba(34, 255, 136, 0.03);
  border-radius: var(--radius);
  padding: 1.2rem 1.5rem;
  display: flex; flex-wrap: wrap; align-items: center; gap: 0.9rem;
}
.exploring .chips { margin-bottom: 0; }
.exploring-label { font-size: 0.8rem; color: var(--green); letter-spacing: 0.06em; }
.exploring-note { font-size: 0.7rem; color: var(--text-dim); }

.meter { display: grid; grid-template-columns: 110px 1fr; align-items: center; gap: 0.8rem; font-size: 0.72rem; color: var(--text-dim); margin-bottom: 0.65rem; }
.meter-bar { height: 5px; background: rgba(255,255,255,0.06); border-radius: 4px; overflow: hidden; }
.meter-bar i {
  display: block; height: 100%; width: var(--w);
  background: var(--grad); border-radius: 4px;
  transform: scaleX(0); transform-origin: left;
  transition: transform 1.2s cubic-bezier(0.22, 1, 0.36, 1) 0.15s;
}
.skill-card.in-view .meter-bar i { transform: scaleX(1); }

/* ---------- Projects ---------- */
.projects-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.6rem; }

.project-card {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 1.7rem;
  display: flex; flex-direction: column;
  backdrop-filter: blur(10px);
  position: relative; overflow: hidden;
  transition: transform 0.3s, border-color 0.3s, box-shadow 0.3s;
}
.project-card::before {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(0,229,255,0.06), transparent 45%, rgba(124,92,255,0.08));
  opacity: 0; transition: opacity 0.35s;
}
.project-card:hover {
  transform: translateY(-7px); border-color: var(--border-bright);
  box-shadow: 0 22px 60px rgba(0,0,0,0.5), 0 0 34px rgba(0,229,255,0.09);
}
.project-card:hover::before { opacity: 1; }
.project-card > * { position: relative; }

.project-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1.1rem; }
.project-folder { color: var(--violet); font-size: 0.75rem; }
.project-links a { font-size: 0.72rem; color: var(--text-dim); transition: color 0.2s; }
.project-links a:hover { color: var(--cyan); }

.project-title { font-size: 1.25rem; font-weight: 600; margin-bottom: 0.65rem; }
.project-desc { color: var(--text-dim); font-size: 0.92rem; }
.project-desc strong { color: var(--text); font-weight: 600; }

.project-points {
  list-style: none; margin: 0.9rem 0 0.2rem; flex: 1;
}
.project-points li {
  position: relative; padding-left: 1.1rem;
  color: var(--text-dim); font-size: 0.84rem; margin-bottom: 0.3rem;
}
.project-points li::before { content: "▸"; position: absolute; left: 0; color: var(--green); }

.project-tech { display: flex; flex-wrap: wrap; gap: 0.45rem; margin-top: 1.3rem; }
.project-tech span {
  font-size: 0.68rem; color: var(--cyan);
  padding: 0.28rem 0.65rem; border-radius: 6px;
  background: rgba(0, 229, 255, 0.07); border: 1px solid rgba(0, 229, 255, 0.15);
}

.projects-more { text-align: center; margin-top: 2.6rem; }

/* ---------- Timeline ---------- */
.timeline { position: relative; max-width: 780px; margin: 0 auto; padding-left: 2.2rem; }
.timeline::before {
  content: ""; position: absolute; left: 7px; top: 6px; bottom: 6px;
  width: 2px;
  background: linear-gradient(var(--cyan), var(--violet), transparent);
}
.tl-item { position: relative; padding-bottom: 2.4rem; }
.tl-item:last-child { padding-bottom: 0; }
.tl-dot {
  position: absolute; left: -2.2rem; top: 6px;
  width: 16px; height: 16px; border-radius: 50%;
  background: var(--bg); border: 2px solid var(--cyan);
  box-shadow: 0 0 14px rgba(0, 229, 255, 0.55);
}
.tl-card {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 1.5rem 1.7rem;
  backdrop-filter: blur(10px);
  transition: transform 0.3s, border-color 0.3s;
}
.tl-card:hover { transform: translateX(6px); border-color: var(--border-bright); }
.tl-meta { font-size: 0.72rem; color: var(--cyan); margin-bottom: 0.5rem; letter-spacing: 0.05em; }
.tl-card h3 { font-size: 1.12rem; font-weight: 600; margin-bottom: 0.55rem; }
.tl-org { color: var(--violet); font-size: 0.92rem; font-weight: 500; }
.tl-card p { color: var(--text-dim); font-size: 0.92rem; }
.tl-card .project-tech { margin-top: 1rem; }

/* ---------- Contact ---------- */
.contact { text-align: center; padding-bottom: 5rem; }
.contact-wrap { max-width: 680px; margin: 0 auto; }
.contact-lead { color: var(--text-dim); font-size: 1.05rem; margin-bottom: 1.4rem; }
.contact-lead strong { color: var(--text); }
.contact-roles {
  display: flex; flex-wrap: wrap; justify-content: center; align-items: center;
  gap: 0.6rem; margin-bottom: 2rem; font-size: 0.75rem;
}
.contact-roles span { color: var(--text-dim); }
.contact-roles em {
  font-style: normal; color: var(--cyan);
  border: 1px solid rgba(0, 229, 255, 0.2);
  padding: 0.25rem 0.7rem; border-radius: 999px;
  background: rgba(0, 229, 255, 0.05);
}
.contact-email {
  display: inline-block;
  font-family: var(--mono);
  font-size: clamp(1.1rem, 3.4vw, 1.9rem); font-weight: 600;
  margin-bottom: 2rem;
  word-break: break-all;
  transition: filter 0.25s, transform 0.25s;
}
.contact-email:hover { filter: drop-shadow(0 0 14px rgba(0, 229, 255, 0.5)); transform: translateY(-2px); }
.contact-links { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: center; }

/* Contact Form */
.contact-form-container {
  max-width: 720px;
  margin: 3.5rem auto 0;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--panel);
  backdrop-filter: blur(10px);
  overflow: hidden;
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.4), 0 0 40px rgba(0, 229, 255, 0.04);
  transition: border-color 0.3s, box-shadow 0.3s;
  text-align: left;
}
.contact-form-container:hover {
  border-color: var(--border-bright);
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.5), 0 0 50px rgba(0, 229, 255, 0.08);
}

.contact-form-header .terminal-bar {
  border-radius: 0;
}

.contact-form {
  padding: 1.8rem 2rem 2rem;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.4rem;
}
.form-full {
  grid-column: 1 / -1;
}

.form-group label {
  display: block;
  font-size: 0.78rem;
  color: var(--text-dim);
  margin-bottom: 0.5rem;
  letter-spacing: 0.06em;
}
.form-label-icon {
  color: var(--green);
  margin-right: 0.2rem;
}
.form-required {
  color: var(--red);
  margin-left: 0.15rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  background: rgba(5, 7, 13, 0.6);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.8rem 1rem;
  font-family: var(--mono);
  font-size: 0.88rem;
  color: var(--text);
  outline: none;
  transition: border-color 0.25s, box-shadow 0.25s, background 0.25s;
  caret-color: var(--cyan);
}
.form-group input::placeholder,
.form-group textarea::placeholder {
  color: rgba(139, 152, 184, 0.4);
  font-family: var(--mono);
}
.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px rgba(0, 229, 255, 0.12), 0 0 20px rgba(0, 229, 255, 0.06);
  background: rgba(5, 7, 13, 0.85);
}
.form-group input:hover:not(:focus),
.form-group textarea:hover:not(:focus) {
  border-color: rgba(120, 160, 255, 0.28);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-footer {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  margin-top: 1.8rem;
  flex-wrap: wrap;
}

.form-submit {
  min-width: 180px;
  justify-content: center;
}

.form-note {
  font-size: 0.72rem;
  color: var(--text-dim);
  letter-spacing: 0.08em;
}

.form-status {
  padding: 1rem 2rem;
  font-family: var(--mono);
  font-size: 0.85rem;
  text-align: center;
}
.form-status.success {
  color: var(--green);
  background: rgba(34, 255, 136, 0.06);
  border-top: 1px solid rgba(34, 255, 136, 0.2);
}
.form-status.error {
  color: var(--red);
  background: rgba(255, 95, 86, 0.06);
  border-top: 1px solid rgba(255, 95, 86, 0.2);
}

/* ---------- Footer ---------- */
.footer { border-top: 1px solid var(--border); padding: 1.6rem 5vw; }
.footer-inner {
  max-width: 1200px; margin: 0 auto;
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 0.8rem;
  font-size: 0.75rem; color: var(--text-dim);
}
.footer-inner span:first-child { color: var(--cyan); }

/* ---------- Back to top ---------- */
#to-top {
  position: fixed; right: 1.6rem; bottom: 1.6rem; z-index: 90;
  width: 44px; height: 44px; border-radius: 12px;
  background: var(--panel); color: var(--cyan);
  border: 1px solid var(--border-bright);
  font-size: 1.1rem; cursor: pointer;
  backdrop-filter: blur(10px);
  opacity: 0; visibility: hidden; transform: translateY(8px);
  transition: opacity 0.3s, transform 0.3s, visibility 0.3s, box-shadow 0.3s;
}
#to-top.show { opacity: 1; visibility: visible; transform: translateY(0); }
#to-top:hover { box-shadow: 0 0 20px rgba(0, 229, 255, 0.3); }

/* ---------- Command palette ---------- */
.cmdk { position: fixed; inset: 0; z-index: 9990; }
.cmdk-backdrop {
  position: absolute; inset: 0;
  background: rgba(3, 5, 10, 0.72);
  backdrop-filter: blur(6px);
}
.cmdk-panel {
  position: relative;
  width: min(600px, 92vw);
  margin: 14vh auto 0;
  background: rgba(10, 14, 23, 0.97);
  border: 1px solid var(--border-bright);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.7), 0 0 50px rgba(0, 229, 255, 0.1);
  animation: cmdkIn 0.18s ease-out;
}
@keyframes cmdkIn {
  from { opacity: 0; transform: translateY(-10px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}
.cmdk-input-row {
  display: flex; align-items: center; gap: 0.7rem;
  padding: 1rem 1.2rem;
  border-bottom: 1px solid var(--border);
}
.cmdk-chevron { color: var(--green); font-size: 1rem; }
.cmdk-input {
  flex: 1; background: transparent; border: none; outline: none;
  color: var(--text); font-size: 0.95rem;
  caret-color: var(--cyan);
}
.cmdk-input::placeholder { color: rgba(139, 152, 184, 0.45); }
.cmdk-esc {
  font-size: 0.65rem; color: var(--text-dim);
  border: 1px solid var(--border); border-radius: 5px; padding: 0.15rem 0.45rem;
}
.cmdk-list { list-style: none; max-height: 320px; overflow-y: auto; padding: 0.5rem; }
.cmdk-item {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: 0.7rem 0.9rem; border-radius: 9px;
  color: var(--text); font-size: 0.88rem; cursor: pointer;
}
.cmdk-item .cmdk-hint { font-size: 0.68rem; color: var(--text-dim); }
.cmdk-item.active { background: rgba(0, 229, 255, 0.09); color: var(--cyan); }
.cmdk-item.active .cmdk-hint { color: var(--cyan); }
.cmdk-empty { padding: 1.2rem; text-align: center; color: var(--text-dim); font-size: 0.85rem; }
.cmdk-foot {
  display: flex; gap: 1.4rem; justify-content: flex-end;
  padding: 0.6rem 1.2rem;
  border-top: 1px solid var(--border);
  font-size: 0.65rem; color: var(--text-dim);
}

/* ---------- Toast ---------- */
.toast {
  position: fixed; bottom: 2rem; left: 50%; z-index: 9995;
  transform: translate(-50%, 16px);
  background: rgba(10, 14, 23, 0.97);
  border: 1px solid rgba(34, 255, 136, 0.4);
  color: var(--green);
  font-size: 0.82rem;
  padding: 0.7rem 1.3rem; border-radius: 10px;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5);
  opacity: 0; visibility: hidden;
  transition: opacity 0.25s, transform 0.25s, visibility 0.25s;
}
.toast.show { opacity: 1; visibility: visible; transform: translate(-50%, 0); }

/* ---------- Reveal animations ---------- */
.reveal {
  opacity: 0; transform: translateY(28px);
  transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal.in-view { opacity: 1; transform: translateY(0); }

/* ---------- Responsive ---------- */
@media (max-width: 1060px) {
  .value-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 960px) {
  .hero-content { grid-template-columns: 1fr; gap: 3rem; }
  .hero-right { max-width: 560px; width: 100%; margin: 0 auto; }
  .hero-portrait-wrapper { margin: 0 auto; max-width: 440px; }
  .about-grid { grid-template-columns: 1fr; }
  .projects-grid { grid-template-columns: 1fr; }
  .terminal-body { min-height: 260px; }
  .nav-kbd { display: none; }
}

@media (max-width: 720px) {
  .skills-grid { grid-template-columns: 1fr; }
  .value-grid { grid-template-columns: 1fr; }
  .nav-links {
    position: fixed; inset: 0; top: 0;
    flex-direction: column; justify-content: center;
    background: rgba(5, 7, 13, 0.97);
    backdrop-filter: blur(16px);
    transform: translateX(100%);
    transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
    z-index: 99;
  }
  .nav-links.open { transform: translateX(0); }
  .nav-links a { font-size: 1.15rem; }
  .nav-toggle { display: block; position: relative; z-index: 101; }
  .nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle.open span:nth-child(2) { opacity: 0; }
  .nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .nav-resume { display: none; }
  .section { padding-top: 4.5rem; }
  .scroll-hint { display: none; }
  #cursor-glow { display: none; }
  .hero { padding-top: 6rem; }
  .hero-portrait-wrapper { max-width: 380px; }
  .footer-inner { justify-content: center; text-align: center; }
  .form-grid { grid-template-columns: 1fr; }
  .contact-form { padding: 1.4rem 1.2rem 1.6rem; }
}

@media (max-width: 480px) {
  .hero-portrait-wrapper { max-width: 100%; }
  .hero-portrait-caption { font-size: 0.66rem; letter-spacing: 0.08em; }
  .contact-form { padding: 1.2rem 1rem 1.4rem; }
  .form-footer { justify-content: center; text-align: center; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
  html { scroll-behavior: auto; }
}

/* ---------- Apps overlay (opens from navbar / Ctrl+K) ---------- */
body.apps-open { overflow: hidden; }

.apps-overlay {
  position: fixed; inset: 0; z-index: 9900;
  display: flex; align-items: flex-start; justify-content: center;
  padding: 90px 5vw 3rem;
  overflow-y: auto;
}
.apps-overlay[hidden] { display: none; }
.apps-overlay-backdrop {
  position: fixed; inset: 0; z-index: -1;
  background: rgba(5, 7, 13, 0.82);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
.apps-overlay-panel {
  width: 100%; max-width: 620px;
  background: var(--panel); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 2.2rem;
  backdrop-filter: blur(14px);
  position: relative;
  animation: appsIn 0.28s ease-out;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.6), 0 0 60px rgba(0, 229, 255, 0.06);
}
@keyframes appsIn {
  from { opacity: 0; transform: translateY(18px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}
.apps-overlay-close {
  position: absolute; top: 1rem; right: 1rem;
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-family: var(--mono); font-size: 0.72rem; color: var(--text-dim);
  background: rgba(255, 255, 255, 0.03); border: 1px solid var(--border);
  border-radius: 7px; padding: 0.4rem 0.7rem; cursor: pointer;
  transition: color 0.2s, border-color 0.2s;
}
.apps-overlay-close:hover { color: var(--red); border-color: rgba(255, 95, 86, 0.4); }
.apps-esc-key {
  font-family: var(--mono); font-size: 0.62rem;
  padding: 0.05rem 0.35rem; border-radius: 4px;
  border: 1px solid var(--border); color: var(--text-dim);
}
.apps-overlay .section-head { margin-bottom: 1.8rem; }

.apps-grid { display: grid; justify-items: center; }
.apps-card {
  width: 100%; max-width: 560px;
  background: var(--panel); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 1.8rem;
  backdrop-filter: blur(10px);
  position: relative; overflow: hidden;
  transition: transform 0.3s, border-color 0.3s, box-shadow 0.3s;
}
.apps-card::before {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(0,229,255,0.06), transparent 45%, rgba(124,92,255,0.08));
  opacity: 0; transition: opacity 0.35s;
}
.apps-card:hover {
  transform: translateY(-7px); border-color: var(--border-bright);
  box-shadow: 0 22px 60px rgba(0,0,0,0.5), 0 0 34px rgba(0,229,255,0.09);
}
.apps-card > * { position: relative; }

.apps-card-top { display: flex; gap: 1.1rem; align-items: flex-start; }
.apps-icon {
  flex-shrink: 0; width: 60px; height: 60px; border-radius: 14px; overflow: hidden;
  box-shadow: 0 10px 26px rgba(0,229,255,0.22), 0 6px 18px rgba(124,92,255,0.22);
}
.apps-icon svg { display: block; width: 100%; height: 100%; }

.apps-badges { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 0.45rem; }
.apps-badge {
  font-size: 0.68rem; color: var(--text-dim);
  padding: 0.22rem 0.6rem; border-radius: 6px;
  border: 1px solid var(--border); background: rgba(255,255,255,0.03);
}
.apps-badge--version { color: #04121a; background: var(--cyan); border-color: var(--cyan); font-weight: 700; }

.apps-name { font-size: 1.25rem; font-weight: 600; }

.apps-meta { margin: 1.3rem 0 1.5rem; font-size: 0.78rem; }
.apps-meta-row {
  display: flex; justify-content: space-between; gap: 1rem;
  padding: 0.5rem 0; border-bottom: 1px dashed rgba(120,160,255,0.1);
}
.apps-meta-row:last-child { border-bottom: none; }
.apps-meta-row span { color: var(--text-dim); }
.apps-meta-row b { font-weight: 500; color: var(--text); text-align: right; word-break: break-all; }

.apps-download { width: 100%; justify-content: center; }

.apps-guide {
  margin-top: 1.1rem; padding-top: 0.9rem;
  border-top: 1px solid var(--border);
  font-size: 0.78rem; color: var(--text-dim);
}
.apps-guide summary { cursor: pointer; color: var(--cyan); user-select: none; }
.apps-guide summary:hover { text-decoration: underline; }
.apps-guide ol { margin: 0.8rem 0 0; padding-left: 1.3rem; line-height: 1.7; }
.apps-guide strong { color: var(--text); }