/* =========================================================
   Alan García — Portfolio
   Estética: gótica sutil · técnica · oscura · elegante
   ========================================================= */

:root {
  /* Paleta — 7 tokens principales */
  --bg:           #0b0f14;   /* fondo */
  --surface:      #111827;   /* cards */
  --surface-2:    #161f33;   /* superficie elevada */
  --border:       #1f2a3d;   /* borde sutil */
  --border-soft:  #161e2c;
  --primary:      #7c8cff;   /* azul frío */
  --accent:       #a78bfa;   /* violeta suave */
  --highlight:    #22d3ee;   /* cyan sutil */
  --text:         #e5e7eb;
  --text-muted:   #b4bbc8;
  --text-faint:   #7c8596;

  --radius-sm: 4px;
  --radius:    8px;
  --radius-lg: 14px;

  --shadow-glow: 0 0 0 1px rgba(124,140,255,0.18), 0 20px 60px -20px rgba(124,140,255,0.22);

  --font-serif: "Cormorant Garamond", "Spectral", Georgia, serif;
  --font-sans:  "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-mono:  "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;

  --container: 1100px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

html { scroll-behavior: smooth; }

body {
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 200ms var(--ease);
}

button { font: inherit; cursor: pointer; }

img, svg { display: block; max-width: 100%; }

::selection {
  background: rgba(167, 139, 250, 0.35);
  color: #fff;
}

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

/* =========================================================
   Background atmosphere
   ========================================================= */

.bg-noise,
.bg-grid,
.bg-glow,
.bg-vignette {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

/* SVG noise grain — sutil */
.bg-noise {
  opacity: 0.06;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='240' height='240'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1  0 0 0 0 1  0 0 0 0 1  0 0 0 0.5 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
}

/* Faint technical grid */
.bg-grid {
  opacity: 0.35;
  background-image:
    linear-gradient(to right, rgba(124,140,255,0.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(124,140,255,0.04) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse at top, #000 35%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at top, #000 35%, transparent 80%);
}

/* Atmospheric cool glow */
.bg-glow {
  background:
    radial-gradient(900px 520px at 18% -10%, rgba(124,140,255,0.18), transparent 60%),
    radial-gradient(800px 480px at 82% 8%, rgba(167,139,250,0.14), transparent 65%),
    radial-gradient(600px 400px at 50% 100%, rgba(34,211,238,0.06), transparent 70%);
}

/* Edge vignette */
.bg-vignette {
  background: radial-gradient(ellipse at center, transparent 55%, rgba(0,0,0,0.55) 100%);
}

/* Layout stacking */
main, header, footer { position: relative; z-index: 1; }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}

/* =========================================================
   NAV
   ========================================================= */

.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  background: rgba(11, 15, 20, 0.65);
  border-bottom: 1px solid transparent;
  transition: border-color 280ms var(--ease), background 280ms var(--ease);
}

.nav.is-scrolled {
  border-bottom-color: var(--border-soft);
  background: rgba(11, 15, 20, 0.85);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  height: 64px;
}

.nav__brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 500;
  letter-spacing: 0.02em;
}

.nav__brand-mark {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.1em;
  padding: 4px 8px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  background: linear-gradient(180deg, rgba(124,140,255,0.08), transparent);
}

.nav__brand-name {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--text);
}

.nav__links {
  display: none;
  gap: 28px;
  font-size: 13.5px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--text-muted);
}

@media (min-width: 768px) {
  .nav__links { display: flex; }
}

.nav__links a {
  position: relative;
  padding: 6px 0;
}

.nav__links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 1px;
  background: linear-gradient(to right, var(--primary), var(--accent));
  transition: width 280ms var(--ease);
}

.nav__links a:hover { color: var(--text); }
.nav__links a:hover::after { width: 100%; }

.lang-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(255,255,255,0.02);
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  transition: border-color 200ms var(--ease), color 200ms var(--ease), background 200ms var(--ease);
}

.lang-toggle:hover {
  border-color: rgba(124,140,255,0.4);
  background: rgba(124,140,255,0.06);
}

.lang-toggle__option {
  padding: 0 2px;
  transition: color 200ms var(--ease);
}

.lang-toggle__option.is-active {
  color: var(--text);
  text-shadow: 0 0 12px rgba(124,140,255,0.5);
}

.lang-toggle__divider { color: var(--text-faint); }

/* =========================================================
   HERO
   ========================================================= */

.hero {
  padding: 100px 0 80px;
  position: relative;
  overflow: hidden;
}

@media (min-width: 768px) {
  .hero { padding: 130px 0 110px; }
}

/* Ambient glow contained inside the hero */
.hero::before {
  content: "";
  position: absolute;
  top: -20%;
  left: -10%;
  width: 70%;
  height: 110%;
  background: radial-gradient(closest-side, rgba(124,140,255,0.22), transparent 70%);
  filter: blur(40px);
  pointer-events: none;
  z-index: 0;
}

.hero::after {
  content: "";
  position: absolute;
  bottom: -25%;
  right: -10%;
  width: 65%;
  height: 110%;
  background: radial-gradient(closest-side, rgba(167,139,250,0.16), transparent 70%);
  filter: blur(50px);
  pointer-events: none;
  z-index: 0;
}

.hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 56px;
  align-items: center;
}

@media (min-width: 1024px) {
  .hero__inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    gap: 64px;
  }
}

.hero__copy {
  display: flex;
  flex-direction: column;
  gap: 20px;
  max-width: 580px;
}

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  align-self: flex-start;
  padding: 6px 14px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(124,140,255,0.04);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin: 0;
}

.hero__eyebrow-dot {
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--highlight);
  box-shadow: 0 0 10px var(--highlight);
  animation: pulse 2.4s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 0.55; transform: scale(1); }
  50%      { opacity: 1;    transform: scale(1.15); }
}

.hero__title {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(52px, 7.4vw, 92px);
  line-height: 0.98;
  letter-spacing: -0.025em;
  margin: 0;
  color: var(--text);
}

.hero__name {
  background: linear-gradient(180deg, #ffffff 0%, #dfe4ee 55%, #a8b1c2 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  display: inline-block;
  text-shadow: 0 1px 0 rgba(255,255,255,0.02);
}

.hero__role {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  font-family: var(--font-sans);
  font-size: clamp(15px, 1.5vw, 17px);
  font-weight: 500;
  font-style: normal;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #d4d9e3;
  margin: 4px 0 0;
}

.hero__sep {
  color: var(--primary);
  font-weight: 400;
}

.hero__desc {
  font-size: clamp(17px, 1.55vw, 20px);
  line-height: 1.6;
  color: var(--text);
  max-width: 620px;
  margin: 6px 0 0;
}

.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}

.hero__meta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 32px;
  align-self: flex-start;
  padding: 8px 14px;
  border: 1px solid rgba(124,140,255,0.22);
  border-radius: 999px;
  background: rgba(124,140,255,0.06);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  text-transform: uppercase;
}

.hero__meta-dot {
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: var(--highlight);
  box-shadow: 0 0 10px rgba(34,211,238,0.7);
}

/* =========================================================
   HERO — App preview / product mockup
   ========================================================= */

.hero__preview {
  position: relative;
  width: 100%;
  max-width: 600px;
  justify-self: center;
  perspective: 1400px;
  isolation: isolate;
}

@media (min-width: 1024px) {
  .hero__preview { justify-self: end; max-width: none; }
}

/* Soft glow halo behind the window */
.hero__preview::before {
  content: "";
  position: absolute;
  inset: 8% -4% 4% -4%;
  background:
    radial-gradient(closest-side, rgba(124,140,255,0.30), transparent 70%),
    radial-gradient(closest-side at 80% 30%, rgba(167,139,250,0.22), transparent 70%);
  filter: blur(38px);
  z-index: -1;
  pointer-events: none;
}

.app-mock {
  position: relative;
  border: 1px solid rgba(229,231,235,0.10);
  border-radius: 12px;
  background: linear-gradient(180deg, #0f1626 0%, #0c1320 100%);
  box-shadow:
    0 0 0 1px rgba(124,140,255,0.10),
    0 30px 60px -22px rgba(0,0,0,0.55),
    0 60px 120px -40px rgba(124,140,255,0.35);
  overflow: hidden;
  transform: rotateX(2deg) rotateY(-4deg) translateZ(0);
  transition: transform 600ms var(--ease), box-shadow 600ms var(--ease);
}

@media (max-width: 1023px) {
  .app-mock { transform: none; }
}

.hero__preview:hover .app-mock {
  transform: rotateX(0deg) rotateY(0deg);
  box-shadow:
    0 0 0 1px rgba(124,140,255,0.22),
    0 35px 70px -22px rgba(0,0,0,0.6),
    0 70px 140px -40px rgba(124,140,255,0.5);
}

/* Chrome (browser-like header) */
.app-mock__chrome {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 10px 14px;
  background: rgba(11,15,20,0.85);
  border-bottom: 1px solid rgba(229,231,235,0.06);
}

.app-mock__dots {
  display: flex;
  gap: 6px;
}

.app-mock__dots span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(229,231,235,0.18);
}

.app-mock__dots span:nth-child(1) { background: rgba(255, 95, 86, 0.55); }
.app-mock__dots span:nth-child(2) { background: rgba(255, 189, 46, 0.55); }
.app-mock__dots span:nth-child(3) { background: rgba(39, 201, 63, 0.55); }

.app-mock__url {
  flex: 1;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 12px;
  border-radius: 999px;
  background: rgba(229,231,235,0.04);
  border: 1px solid rgba(229,231,235,0.06);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.02em;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.app-mock__lock {
  color: var(--highlight);
  font-size: 7px;
}

.app-mock__tag {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  padding: 4px 8px;
  border: 1px solid rgba(167,139,250,0.30);
  border-radius: 999px;
  background: rgba(167,139,250,0.08);
  white-space: nowrap;
}

/* Real screenshot frame */
.app-mock__shot {
  position: relative;
  background: #0b0f14;
  overflow: hidden;
  /* Aspect roughly matching the screenshot composition */
  aspect-ratio: 16 / 11;
}

.app-mock__shot img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top left;
  transition: transform 700ms var(--ease), filter 500ms var(--ease);
  filter: saturate(0.95) contrast(1.02) brightness(0.98);
}

.hero__preview:hover .app-mock__shot img {
  transform: scale(1.02);
  filter: saturate(1) contrast(1.04) brightness(1);
}

/* Subtle dark overlay for cohesion with the dark theme */
.app-mock__shot::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(11,15,20,0) 60%, rgba(11,15,20,0.45) 100%),
    radial-gradient(120% 80% at 50% 0%, rgba(124,140,255,0.08), transparent 60%);
  pointer-events: none;
}

/* Floating tech chips around the window */
.hero__chip {
  position: absolute;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(11,15,20,0.85);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(124,140,255,0.30);
  color: var(--text);
  box-shadow:
    0 0 0 1px rgba(124,140,255,0.10),
    0 18px 36px -16px rgba(124,140,255,0.45);
  animation: float 6s ease-in-out infinite;
  z-index: 2;
}

.hero__chip--ng {
  top: -14px;
  left: 6%;
  border-color: rgba(124,140,255,0.45);
  color: #c8d0ff;
}

.hero__chip--ts {
  top: 36%;
  right: -16px;
  border-color: rgba(167,139,250,0.45);
  color: #d6c8ff;
  animation-delay: -2s;
}

.hero__chip--node {
  bottom: -14px;
  left: 18%;
  border-color: rgba(34,211,238,0.45);
  color: #b8eef7;
  animation-delay: -4s;
}

@media (max-width: 640px) {
  .hero__chip--ng,
  .hero__chip--ts,
  .hero__chip--node { display: none; }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-6px); }
}

/* =========================================================
   Buttons
   ========================================================= */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: transform 220ms var(--ease),
              border-color 220ms var(--ease),
              background 220ms var(--ease),
              color 220ms var(--ease),
              box-shadow 320ms var(--ease);
  white-space: nowrap;
  position: relative;
}

.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); transition-duration: 120ms; }

/* Primary — alta jerarquía, color sólido y glow al hover */
.btn--primary {
  background: linear-gradient(180deg, #8a99ff 0%, #6c7eff 100%);
  color: #0b0f14;
  border-color: rgba(255,255,255,0.10);
  box-shadow:
    0 0 0 1px rgba(124,140,255,0.35),
    0 10px 24px -12px rgba(124,140,255,0.55);
}

.btn--primary:hover {
  background: linear-gradient(180deg, #98a6ff 0%, #7a8bff 100%);
  border-color: rgba(255,255,255,0.18);
  box-shadow:
    0 0 0 1px rgba(167,139,250,0.45),
    0 22px 48px -18px rgba(124,140,255,0.7),
    0 0 28px -6px rgba(167,139,250,0.4);
}

/* Ghost — borde claro, hover evidente */
.btn--ghost {
  background: rgba(229,231,235,0.025);
  color: var(--text);
  border-color: rgba(229,231,235,0.18);
}

.btn--ghost:hover {
  color: #ffffff;
  border-color: rgba(124,140,255,0.55);
  background: rgba(124,140,255,0.10);
  box-shadow: 0 14px 32px -18px rgba(124,140,255,0.5);
}

.btn__sep {
  color: var(--text-faint);
  margin: 0 2px;
}

/* =========================================================
   Sections — heads
   ========================================================= */

.section {
  padding: 80px 0;
  position: relative;
}

@media (min-width: 768px) {
  .section { padding: 110px 0; }
}

.section__head {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-bottom: 36px;
}

.section__index {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--primary);
  padding: 4px 8px;
  border: 1px solid rgba(124,140,255,0.25);
  border-radius: var(--radius-sm);
  background: rgba(124,140,255,0.06);
}

.section__title {
  font-family: var(--font-serif);
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--text);
  margin: 0;
}

.section__line {
  flex: 1;
  height: 1px;
  background: linear-gradient(to right, var(--border) 0%, transparent 100%);
}

.section__lead {
  max-width: 660px;
  margin: 0 0 40px;
  color: var(--text);
  opacity: 0.92;
  font-size: 16.5px;
  line-height: 1.7;
}

/* =========================================================
   PROJECTS — featured
   ========================================================= */

.project-featured {
  position: relative;
  padding: 40px 30px;
  border: 1px solid rgba(124,140,255,0.22);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(900px 320px at 0% 0%, rgba(124,140,255,0.14), transparent 60%),
    radial-gradient(900px 320px at 100% 100%, rgba(167,139,250,0.10), transparent 60%),
    linear-gradient(180deg, rgba(255,255,255,0.025), rgba(255,255,255,0.005));
  overflow: hidden;
  transition: border-color 320ms var(--ease), transform 320ms var(--ease), box-shadow 320ms var(--ease);
  box-shadow:
    0 0 0 1px rgba(124,140,255,0.08),
    0 30px 60px -30px rgba(0,0,0,0.6);
}

@media (min-width: 768px) {
  .project-featured { padding: 56px; }
}

.project-featured:hover {
  border-color: rgba(124,140,255,0.45);
  transform: translateY(-3px);
  box-shadow:
    0 0 0 1px rgba(124,140,255,0.22),
    0 28px 70px -22px rgba(124,140,255,0.32),
    0 0 60px -20px rgba(167,139,250,0.28);
}

.project-featured__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-bottom: 18px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.project-featured__tag {
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid rgba(167,139,250,0.35);
  background: rgba(167,139,250,0.08);
  color: var(--accent);
}

.project-featured__year {
  color: var(--text-faint);
}

.project-featured__title {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(40px, 6vw, 64px);
  line-height: 1;
  letter-spacing: -0.02em;
  margin: 0 0 10px;
  background: linear-gradient(180deg, #ffffff 0%, #d4d9e3 70%, #8b95a8 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.project-featured__subtitle {
  font-family: var(--font-sans);
  font-style: normal;
  font-weight: 500;
  font-size: clamp(16px, 1.6vw, 19px);
  line-height: 1.5;
  color: var(--primary);
  margin: 0 0 20px;
  max-width: 640px;
}

.project-featured__desc {
  max-width: 640px;
  color: var(--text-muted);
  margin: 0 0 22px;
  font-size: 16px;
  line-height: 1.7;
}

.project-featured__stack {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  padding: 0;
  margin: 0 0 28px;
}

.project-featured__stack li {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  padding: 5px 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.02);
  color: var(--text);
}

.project-featured__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.project-featured__corner {
  position: absolute;
  top: -1px;
  right: -1px;
  width: 110px;
  height: 110px;
  border-left: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  border-bottom-left-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(124,140,255,0.18), transparent 60%);
  pointer-events: none;
}

/* =========================================================
   PROJECTS — secondary grid
   ========================================================= */

.projects-secondary {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin-top: 32px;
}

@media (min-width: 768px) {
  .projects-secondary {
    grid-template-columns: repeat(2, 1fr);
    gap: 22px;
  }
}

.project-card {
  position: relative;
  padding: 26px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  transition: border-color 320ms var(--ease),
              transform 320ms var(--ease),
              background 320ms var(--ease),
              box-shadow 320ms var(--ease);
  overflow: hidden;
}

.project-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
    420px 220px at var(--mx, 50%) var(--my, 0%),
    rgba(124,140,255,0.14),
    transparent 60%
  );
  opacity: 0;
  transition: opacity 320ms var(--ease);
  pointer-events: none;
}

.project-card:hover {
  border-color: rgba(124,140,255,0.4);
  transform: translateY(-3px);
  background: var(--surface-2);
  box-shadow:
    0 0 0 1px rgba(124,140,255,0.18),
    0 22px 48px -22px rgba(124,140,255,0.35);
}

.project-card:hover::before { opacity: 1; }

.project-card__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}

.project-card__title {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--text);
  margin: 0;
}

.project-card__status {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--text-faint);
  white-space: nowrap;
}

.project-card__status--wip {
  color: var(--highlight);
  border-color: rgba(34,211,238,0.3);
  background: rgba(34,211,238,0.05);
}

.project-card__desc {
  color: var(--text-muted);
  font-size: 14.5px;
  line-height: 1.6;
  margin: 0 0 18px;
}

.project-card__stack {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  list-style: none;
  padding: 0;
  margin: 0;
}

.project-card__stack li {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
  padding: 3px 8px;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.015);
}

/* =========================================================
   ABOUT
   ========================================================= */

.about {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  align-items: start;
}

@media (min-width: 768px) {
  .about {
    grid-template-columns: 240px 1fr;
    gap: 48px;
  }
}

@media (min-width: 1024px) {
  .about { grid-template-columns: 280px 1fr; gap: 64px; }
}

.about__photo {
  position: relative;
  width: 200px;
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  padding: 4px;
  background:
    conic-gradient(
      from 140deg,
      rgba(124,140,255,0.55),
      rgba(167,139,250,0.45),
      rgba(34,211,238,0.35),
      rgba(124,140,255,0.55)
    );
  box-shadow:
    0 0 0 1px rgba(124,140,255,0.18),
    0 30px 60px -25px rgba(124,140,255,0.45),
    0 0 80px -30px rgba(167,139,250,0.4);
  isolation: isolate;
}

@media (min-width: 768px) {
  .about__photo { width: 100%; max-width: 240px; }
}

.about__photo::before {
  content: "";
  position: absolute;
  inset: -8px;
  border-radius: 50%;
  background: radial-gradient(closest-side, rgba(124,140,255,0.22), transparent 70%);
  filter: blur(14px);
  z-index: -1;
  opacity: 0.9;
}

.about__photo-frame {
  position: relative;
  width: 100%;
  height: 130%;
  border-radius: 50%;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid rgba(229,231,235,0.06);
}

.about__photo-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: saturate(0.95) contrast(1.02);
}

.about__photo-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: linear-gradient(180deg, transparent 55%, rgba(11,15,20,0.45) 100%);
  pointer-events: none;
}

.about__photo-tag {
  position: absolute;
  bottom: -12px;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-faint);
  padding: 5px 10px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--bg);
  white-space: nowrap;
}

.about__copy {
  display: flex;
  flex-direction: column;
  gap: 18px;
  max-width: 680px;
}

.about__copy p {
  margin: 0;
  font-size: 17px;
  line-height: 1.75;
  color: var(--text);
}

.about__copy p + p { color: var(--text-muted); }

/* =========================================================
   EXPERIENCE — timeline
   ========================================================= */

.timeline {
  list-style: none;
  margin: 0;
  padding: 0 0 0 28px;
  position: relative;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: linear-gradient(
    to bottom,
    transparent,
    rgba(124,140,255,0.35) 10%,
    rgba(167,139,250,0.25) 60%,
    transparent
  );
}

.timeline__item {
  position: relative;
  padding: 20px 0 24px;
  border-bottom: 1px dashed var(--border-soft);
}

.timeline__item:last-child { border-bottom: 0; padding-bottom: 0; }

.timeline__marker {
  position: absolute;
  left: -28px;
  top: 28px;
  width: 11px;
  height: 11px;
  border-radius: 999px;
  background: var(--surface);
  border: 1px solid rgba(124,140,255,0.5);
  box-shadow: 0 0 0 4px rgba(124,140,255,0.06), 0 0 14px rgba(124,140,255,0.4);
}

.timeline__date {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 6px;
}

.timeline__role {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 500;
  letter-spacing: -0.005em;
  color: var(--text);
  margin: 0 0 4px;
}

.timeline__company {
  font-size: 14px;
  color: var(--primary);
  margin-bottom: 10px;
  font-weight: 500;
}

.timeline__desc {
  margin: 0;
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.65;
  max-width: 720px;
}

/* =========================================================
   STACK
   ========================================================= */

.stack-wrap {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

@media (min-width: 720px) {
  .stack-wrap { grid-template-columns: repeat(2, 1fr); gap: 22px; }
}

@media (min-width: 1024px) {
  .stack-wrap { grid-template-columns: repeat(4, 1fr); gap: 22px; }
}

.stack-block {
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  transition: border-color 320ms var(--ease),
              transform 320ms var(--ease),
              box-shadow 320ms var(--ease);
}

.stack-block:hover {
  border-color: rgba(124,140,255,0.4);
  transform: translateY(-3px);
  box-shadow:
    0 0 0 1px rgba(124,140,255,0.18),
    0 18px 40px -22px rgba(124,140,255,0.32);
}

.stack-block__title {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin: 0 0 18px;
  font-weight: 500;
}

.stack-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.stack-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-sans);
  font-size: 15px;
  color: var(--text);
}

.stack-list li::before {
  content: "";
  width: 4px;
  height: 4px;
  border-radius: 999px;
  background: var(--text-faint);
}

.stack-list--primary li {
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 500;
  color: var(--text);
}

.stack-list--primary li::before {
  width: 6px;
  height: 6px;
  background: var(--primary);
  box-shadow: 0 0 10px rgba(124,140,255,0.6);
}

.stack-edu {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.stack-edu li {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding-left: 12px;
  border-left: 1px solid var(--border);
}

.stack-edu__title {
  font-size: 14.5px;
  color: var(--text);
  font-weight: 500;
}

.stack-edu__sub {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--text-faint);
  letter-spacing: 0.06em;
}

/* =========================================================
   CONTACT
   ========================================================= */

.section--contact {
  padding-bottom: 130px;
}

.contact { max-width: 720px; }

.contact__cta {
  font-family: var(--font-serif);
  font-size: clamp(26px, 3.4vw, 38px);
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--text);
  margin: 0 0 8px;
}

.contact__lead {
  color: var(--text-muted);
  font-size: 17px;
  margin: 0 0 32px;
}

.contact__links {
  display: flex;
  flex-direction: column;
  gap: 0;
  border-top: 1px solid var(--border);
}

.contact__link {
  display: grid;
  grid-template-columns: 100px 1fr auto;
  align-items: center;
  gap: 16px;
  padding: 20px 4px;
  border-bottom: 1px solid var(--border);
  transition: padding 280ms var(--ease), background 280ms var(--ease);
}

.contact__link:hover {
  padding-left: 14px;
  background: linear-gradient(to right, rgba(124,140,255,0.06), transparent 70%);
}

.contact__link-label {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-faint);
}

.contact__link-value {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 500;
  color: var(--text);
  letter-spacing: -0.005em;
}

.contact__link-arrow {
  color: var(--text-faint);
  font-size: 20px;
  transition: transform 280ms var(--ease), color 280ms var(--ease);
}

.contact__link:hover .contact__link-arrow {
  color: var(--primary);
  transform: translateX(6px);
}

/* =========================================================
   FOOTER
   ========================================================= */

.footer {
  border-top: 1px solid var(--border-soft);
  padding: 28px 0;
  background: rgba(11, 15, 20, 0.6);
}

.footer__inner {
  display: flex;
  flex-direction: column;
  gap: 6px;
  align-items: flex-start;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--text-faint);
}

@media (min-width: 640px) {
  .footer__inner {
    flex-direction: row;
    align-items: center;
  }
}

/* =========================================================
   Reveal on scroll
   ========================================================= */

.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 700ms var(--ease), transform 700ms var(--ease);
  will-change: opacity, transform;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Hero stagger */
.hero .reveal:nth-child(1).is-visible { transition-delay: 0.05s; }
.hero .reveal:nth-child(2).is-visible { transition-delay: 0.15s; }
.hero .reveal:nth-child(3).is-visible { transition-delay: 0.25s; }
.hero .reveal:nth-child(4).is-visible { transition-delay: 0.35s; }
.hero .reveal:nth-child(5).is-visible { transition-delay: 0.45s; }
.hero .reveal:nth-child(6).is-visible { transition-delay: 0.55s; }

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