/* ============================================================
   heyvince.xyz — Main Stylesheet
   Theme: Minimal Neon (dark canvas, electric cyan accent)
   ============================================================ */

:root {
  --bg:               #070709;
  --bg-2:             #0C0C10;
  --surface:          #0F0F13;
  --surface-2:        #15151B;
  --border:           #1F2028;
  --border-strong:    #2A3340;
  --text-primary:     #F2F3F5;
  --text-secondary:   #9A9CAA;
  --text-muted:       #5C5E6B;
  --accent:           #3FE0E0;
  --accent-fg:        #05080A;
  --accent-hover:     #5FEAEA;
  --accent-subtle:    rgba(63,224,224,.12);
  --accent-glow:      rgba(63,224,224,.35);
  --blue:             #3FE0E0;
  --blue-hover:       #5FEAEA;
  --blue-subtle:      rgba(63,224,224,.12);
  --violet:           #9A7FFF;
  --violet-subtle:    rgba(154,127,255,.10);
  --success:          #3FE08F;
  --success-subtle:   rgba(63,224,143,.12);
  --error:            #F87171;
  --error-subtle:     rgba(239,68,68,.10);
  --warning:          #D97706;

  --font-sans:        'Inter', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono:        'JetBrains Mono', 'Fira Code', monospace;

  --text-xs:    0.6875rem;
  --text-sm:    0.8125rem;
  --text-base:  0.9375rem;
  --text-lg:    1.0625rem;
  --text-xl:    1.1875rem;
  --text-2xl:   1.4375rem;
  --text-3xl:   1.8125rem;
  --text-4xl:   2.25rem;
  --text-5xl:   3rem;
  --text-6xl:   3.75rem;
  --text-7xl:   4.75rem;

  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  --max-w:        1120px;
  --max-w-narrow: 720px;
  --radius-sm:    7px;
  --radius:       10px;
  --radius-lg:    16px;
  --radius-xl:    22px;

  --shadow-xs:  0 2px 8px rgba(0,0,0,.4);
  --shadow-sm:  0 2px 8px rgba(0,0,0,.4), 0 1px 2px rgba(0,0,0,.3);
  --shadow:     0 4px 16px rgba(0,0,0,.5), 0 2px 4px rgba(0,0,0,.3);
  --shadow-lg:  0 12px 40px rgba(0,0,0,.6), 0 4px 12px rgba(0,0,0,.4);
  --shadow-xl:  0 24px 60px rgba(0,0,0,.7), 0 8px 20px rgba(0,0,0,.5);
  --glow-sm:    0 0 0 1px rgba(63,224,224,.12), 0 16px 40px -20px rgba(63,224,224,.15);
  --glow:       0 0 0 1px rgba(63,224,224,.3), 0 4px 20px rgba(63,224,224,.25);
  --glow-lg:    0 0 0 1px rgba(63,224,224,.08), 0 30px 60px -20px rgba(0,0,0,.6), 0 0 50px -10px rgba(63,224,224,.1);

  --ease:       cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in:    cubic-bezier(0.4, 0, 1, 1);
  --ease-out:   cubic-bezier(0, 0, 0.2, 1);
  --duration-fast: 150ms;
  --duration:   250ms;
  --duration-slow: 500ms;
}

[data-theme="dark"], [data-theme="light"] { color-scheme: dark; }

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: 1.7;
  color: var(--text-primary);
  background-color: var(--bg);
  background-image:
    radial-gradient(ellipse 900px 500px at 15% -10%, rgba(63,224,224,.05), transparent 60%),
    radial-gradient(ellipse 700px 500px at 100% 20%, rgba(154,127,255,.04), transparent 60%);
  overflow-x: hidden;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  background-image: repeating-linear-gradient(0deg, rgba(255,255,255,.012) 0px, transparent 1px, transparent 2px);
  opacity: .5;
}

img, video, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }
ul, ol { list-style: none; }
input, textarea, select { font: inherit; }
::selection { background: var(--accent-subtle); color: var(--accent); }

h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.2;
  color: var(--text-primary);
}

h1 { font-size: var(--text-5xl); font-weight: 700; letter-spacing: -0.03em; }
h2 { font-size: var(--text-4xl); font-weight: 700; letter-spacing: -0.025em; }
h3 { font-size: var(--text-3xl); }
h4 { font-size: var(--text-2xl); }
h5 { font-size: var(--text-xl); }
h6 { font-size: var(--text-lg); }

p { color: var(--text-secondary); line-height: 1.75; }

.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}
.eyebrow::before {
  content: '';
  width: 16px;
  height: 1px;
  background: var(--accent);
}
.section-header--center .eyebrow,
.cv-form-header .eyebrow,
.form-success .eyebrow { justify-content: center; }
.section-header--center .eyebrow::before,
.cv-form-header .eyebrow::before { display: none; }

.lead {
  font-size: var(--text-lg);
  color: var(--text-secondary);
  line-height: 1.7;
}

code, pre {
  font-family: var(--font-mono);
  font-size: 0.875em;
}

.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.container--narrow { max-width: var(--max-w-narrow); }

.section { padding: var(--space-24) 0; position: relative; z-index: 2; }
.section--hero { padding: 0; min-height: 100vh; display: flex; flex-direction: column; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-8); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-6); }

.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: 62px; display: flex; align-items: center;
  transition: background var(--duration) var(--ease), border-color var(--duration) var(--ease);
}
.nav.scrolled {
  background: rgba(7,7,9,.82);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}
.nav__inner {
  display: flex; align-items: center; justify-content: space-between;
  width: 100%; max-width: var(--max-w); margin: 0 auto; padding: 0 var(--space-6);
}
.nav__brand {
  font-family: var(--font-mono);
  font-size: var(--text-sm); font-weight: 600; letter-spacing: -0.01em;
  color: var(--text-primary); display: flex; align-items: center; gap: 9px;
}
.nav__brand-dot {
  width: 7px; height: 7px; border-radius: 50%; background: var(--accent);
  box-shadow: 0 0 8px var(--accent-glow), 0 0 16px var(--accent-glow);
  animation: pulse-dot 2.2s ease-in-out infinite;
}
@keyframes pulse-dot { 0%,100%{opacity:1;transform:scale(1)} 50%{opacity:.55;transform:scale(.82)} }
.nav__links { display: flex; align-items: center; gap: 2px; }
.nav__link {
  font-size: var(--text-sm); font-weight: 500; color: var(--text-secondary);
  padding: 7px 13px; border-radius: 6px; transition: color var(--duration-fast), background var(--duration-fast);
  letter-spacing: .01em;
}
.nav__link:hover { color: var(--accent); background: rgba(63,224,224,.06); }
.nav__link.active { color: var(--accent); }
.nav__actions { display: flex; align-items: center; gap: var(--space-3); }

.nav__mobile-toggle {
  display: none; width: 32px; height: 32px; align-items: center; justify-content: center;
  border-radius: var(--radius-sm); color: var(--text-secondary); transition: background var(--duration-fast);
}
.nav__mobile-toggle:hover { background: rgba(63,224,224,.06); color: var(--accent); }

.nav__mobile {
  position: fixed; top: 62px; left: 0; right: 0; background: var(--surface);
  border-bottom: 1px solid var(--border); padding: var(--space-4) var(--space-6);
  display: flex; flex-direction: column; gap: var(--space-1);
  transform: translateY(-100%); opacity: 0;
  transition: transform var(--duration) var(--ease), opacity var(--duration) var(--ease);
  pointer-events: none; z-index: 999;
}
.nav__mobile.open { transform: translateY(0); opacity: 1; pointer-events: all; }
.nav__mobile-link {
  font-size: var(--text-base); font-weight: 500; color: var(--text-secondary);
  padding: var(--space-3) var(--space-4); border-radius: var(--radius);
  transition: color var(--duration-fast), background var(--duration-fast);
}
.nav__mobile-link:hover { color: var(--accent); background: rgba(63,224,224,.06); }

/* ─── LANGUAGE SWITCHER ─────────────────────────────────────── */
.lang-switcher {
  position: relative;
}
.lang-switcher__trigger {
  display: flex; align-items: center; gap: 6px;
  font-family: var(--font-mono); font-size: var(--text-xs); font-weight: 600;
  color: var(--text-secondary); padding: 7px 11px; border-radius: var(--radius-sm);
  border: 1px solid var(--border); background: var(--surface);
  transition: all var(--duration-fast);
  text-transform: uppercase; letter-spacing: .04em;
}
.lang-switcher__trigger:hover { border-color: var(--accent); color: var(--accent); }
.lang-switcher__trigger svg { width: 12px; height: 12px; flex-shrink: 0; transition: transform var(--duration-fast); }
.lang-switcher.open .lang-switcher__trigger svg { transform: rotate(180deg); }

.lang-switcher__menu {
  position: absolute; top: calc(100% + 8px); right: 0;
  background: var(--surface); border: 1px solid var(--border-strong);
  border-radius: var(--radius); box-shadow: var(--glow-lg);
  min-width: 140px; padding: 6px;
  opacity: 0; transform: translateY(-6px) scale(.97); pointer-events: none;
  transition: all var(--duration-fast) var(--ease);
  z-index: 1001;
}
.lang-switcher.open .lang-switcher__menu {
  opacity: 1; transform: translateY(0) scale(1); pointer-events: all;
}
.lang-switcher__option {
  display: flex; align-items: center; gap: 10px;
  width: 100%; padding: 8px 10px; border-radius: 6px;
  font-size: var(--text-sm); color: var(--text-secondary);
  transition: all var(--duration-fast);
  text-align: left;
}
.lang-switcher__option:hover { background: rgba(63,224,224,.08); color: var(--text-primary); }
.lang-switcher__option.active { color: var(--accent); background: var(--accent-subtle); }
.lang-switcher__flag { font-size: 15px; line-height: 1; }
.lang-switcher__code { font-family: var(--font-mono); font-size: 10px; color: var(--text-muted); margin-left: auto; text-transform: uppercase; }

/* Mobile lang switcher variant (inline pills) */
.lang-switcher--mobile {
  display: flex; gap: 6px; padding-top: var(--space-3); margin-top: var(--space-3);
  border-top: 1px solid var(--border);
}
.lang-switcher--mobile .lang-pill {
  font-family: var(--font-mono); font-size: var(--text-xs); font-weight: 600;
  padding: 6px 12px; border-radius: var(--radius-sm); border: 1px solid var(--border);
  color: var(--text-secondary); text-transform: uppercase;
}
.lang-switcher--mobile .lang-pill.active {
  color: var(--accent); border-color: var(--accent); background: var(--accent-subtle);
}

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
  font-size: var(--text-sm); font-weight: 600; letter-spacing: .01em;
  padding: 11px 22px; border-radius: var(--radius);
  border: 1px solid transparent; transition: all var(--duration-fast) var(--ease);
  white-space: nowrap; position: relative;
}

.btn--primary {
  background: var(--accent); color: var(--accent-fg); border-color: var(--accent);
  box-shadow: var(--glow);
}
.btn--primary:hover {
  background: var(--accent-hover); border-color: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 0 0 1px var(--accent), 0 6px 28px rgba(63,224,224,.4);
}

.btn--ghost {
  background: transparent; color: var(--text-secondary); border-color: var(--border-strong);
}
.btn--ghost:hover {
  background: rgba(63,224,224,.04); color: var(--text-primary); border-color: var(--accent);
  transform: translateY(-1px);
}

.btn--blue { background: var(--accent); color: var(--accent-fg); border-color: var(--accent); box-shadow: var(--glow); }
.btn--blue:hover { background: var(--accent-hover); transform: translateY(-1px); box-shadow: 0 0 0 1px var(--accent), 0 6px 28px rgba(63,224,224,.4); }

.btn--lg { font-size: var(--text-base); padding: 14px 28px; border-radius: var(--radius-lg); }
.btn--sm { font-size: var(--text-xs); padding: 7px 15px; border-radius: 7px; }
.btn svg { width: 16px; height: 16px; flex-shrink: 0; }

.hero {
  position: relative; min-height: 100vh; display: flex; align-items: center;
  overflow: hidden; padding-top: 62px;
}

.hero__bg { position: absolute; inset: 0; z-index: 0; }
.hero__grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(63,224,224,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(63,224,224,.06) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: radial-gradient(ellipse 75% 75% at 50% 40%, black 20%, transparent 100%);
}

.hero__orb { position: absolute; border-radius: 50%; filter: blur(90px); animation: orb-drift 14s ease-in-out infinite alternate; }
.hero__orb--1 {
  width: 560px; height: 560px;
  background: radial-gradient(circle, rgba(63,224,224,.18) 0%, transparent 70%);
  top: -180px; right: -120px;
}
.hero__orb--2 {
  width: 420px; height: 420px;
  background: radial-gradient(circle, rgba(154,127,255,.14) 0%, transparent 70%);
  bottom: -120px; left: -100px; animation-delay: -5s; animation-duration: 17s;
}
.hero__orb--3 {
  width: 300px; height: 300px;
  background: radial-gradient(circle, rgba(63,224,224,.12) 0%, transparent 70%);
  top: 35%; left: 28%; animation-delay: -8s; animation-duration: 19s;
}
@keyframes orb-drift {
  0%   { transform: translate(0,0) scale(1); }
  50%  { transform: translate(24px,-18px) scale(1.04); }
  100% { transform: translate(-16px,20px) scale(.97); }
}

.hero__content {
  position: relative; z-index: 2; width: 100%; max-width: var(--max-w); margin: 0 auto;
  padding: var(--space-32) var(--space-6) var(--space-16);
  display: grid; grid-template-columns: 1fr 340px; gap: var(--space-16); align-items: center;
}

.hero__greeting {
  font-family: var(--font-mono); font-size: var(--text-xs); font-weight: 500; color: var(--accent);
  letter-spacing: .08em; text-transform: uppercase; margin-bottom: var(--space-5);
  display: flex; align-items: center; gap: 9px;
  opacity: 0; animation: fade-up .8s var(--ease) .2s forwards;
}
.hero__greeting::before {
  content: ''; width: 7px; height: 7px; border-radius: 50%; background: var(--accent);
  box-shadow: 0 0 8px var(--accent-glow); flex-shrink: 0;
}

.hero__name {
  font-size: clamp(3rem, 6vw, 4.6rem); font-weight: 800; letter-spacing: -0.04em; line-height: 1.0;
  margin-bottom: var(--space-6); color: var(--text-primary);
  opacity: 0; animation: fade-up .8s var(--ease) .35s forwards;
}
.hero__name .accent { color: var(--accent); text-shadow: 0 0 30px var(--accent-glow); }

.hero__roles { margin-bottom: var(--space-6); opacity: 0; animation: fade-up .8s var(--ease) .5s forwards; }
.hero__role-line {
  font-family: var(--font-mono); font-size: clamp(1.05rem, 2vw, 1.4rem); font-weight: 400;
  color: var(--text-secondary); line-height: 1.5;
}
.hero__role-line strong { font-weight: 600; color: var(--text-primary); }
.hero__role-line--animated { display: inline-flex; align-items: center; gap: var(--space-2); }

.hero__typewriter {
  color: var(--accent); font-weight: 600; border-right: 2px solid var(--accent);
  white-space: nowrap; overflow: hidden; animation: blink-caret .8s step-end infinite;
  min-height: 1em; text-shadow: 0 0 16px var(--accent-glow);
}
@keyframes blink-caret { 0%,100%{border-color:var(--accent)} 50%{border-color:transparent} }

.hero__tagline {
  font-size: var(--text-lg); color: var(--text-secondary); line-height: 1.75; max-width: 480px;
  margin-bottom: var(--space-10); opacity: 0; animation: fade-up .8s var(--ease) .65s forwards;
}

.hero__actions {
  display: flex; align-items: center; gap: var(--space-4); flex-wrap: wrap;
  opacity: 0; animation: fade-up .8s var(--ease) .8s forwards;
}

.hero__meta {
  display: flex; align-items: center; gap: var(--space-6); margin-top: var(--space-12);
  padding-top: var(--space-8); border-top: 1px solid var(--border);
  opacity: 0; animation: fade-up .8s var(--ease) .95s forwards;
}
.hero__stat { display: flex; flex-direction: column; gap: 3px; }
.hero__stat-value {
  font-family: var(--font-mono); font-size: var(--text-2xl); font-weight: 700;
  letter-spacing: -0.02em; color: var(--text-primary);
}
.hero__stat-label {
  font-size: 10px; color: var(--text-muted); letter-spacing: .08em; text-transform: uppercase;
}

.hero__photo-wrap {
  display: flex; justify-content: flex-end; align-items: center;
  opacity: 0; animation: fade-in-scale 1s var(--ease) .4s forwards;
}
.hero__photo-card { position: relative; width: 270px; }
.hero__photo {
  width: 100%; aspect-ratio: 3/4; border-radius: var(--radius-xl); object-fit: cover;
  box-shadow: var(--glow-lg); border: 1px solid var(--border-strong);
}
.hero__photo-placeholder {
  width: 100%; aspect-ratio: 3/4; border-radius: var(--radius-xl);
  background: linear-gradient(150deg, var(--surface-2) 0%, var(--bg-2) 100%);
  border: 1px solid var(--border-strong);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: var(--space-4);
  color: var(--text-muted); position: relative; overflow: hidden; box-shadow: var(--glow-lg);
}
.hero__photo-placeholder::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, transparent 50%, rgba(63,224,224,.06) 100%);
}

.hero__photo-badge {
  position: absolute; bottom: -14px; left: -16px; background: var(--surface);
  border: 1px solid var(--border-strong); border-radius: var(--radius-lg); padding: 10px 16px;
  box-shadow: 0 12px 30px rgba(0,0,0,.5), 0 0 0 1px rgba(63,224,224,.08);
  display: flex; align-items: center; gap: var(--space-3);
}
.hero__photo-badge-dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--success);
  box-shadow: 0 0 10px rgba(63,224,143,.6);
  animation: pulse-green 2s ease-in-out infinite; flex-shrink: 0;
}
@keyframes pulse-green { 0%,100%{box-shadow:0 0 10px rgba(63,224,143,.6)} 50%{box-shadow:0 0 18px rgba(63,224,143,.9)} }
.hero__photo-badge-text { font-size: var(--text-xs); font-weight: 600; color: var(--text-primary); white-space: nowrap; }
.hero__photo-badge-sub { font-family: var(--font-mono); font-size: 10px; color: var(--text-muted); }

.hero__scroll {
  position: absolute; bottom: var(--space-8); left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: var(--space-2);
  font-family: var(--font-mono); color: var(--text-muted); font-size: 10px;
  letter-spacing: .12em; text-transform: uppercase;
  opacity: 0; animation: fade-in 1s var(--ease) 1.2s forwards; z-index: 2;
}
.hero__scroll-line {
  width: 1px; height: 34px; background: linear-gradient(to bottom, var(--accent), transparent);
  animation: scroll-line 2s ease-in-out infinite;
}
@keyframes scroll-line {
  0%   { transform: scaleY(0); transform-origin: top; opacity: 0; }
  30%  { transform: scaleY(1); transform-origin: top; opacity: 1; }
  70%  { transform: scaleY(1); transform-origin: bottom; opacity: 1; }
  100% { transform: scaleY(0); transform-origin: bottom; opacity: 0; }
}

.section-header { margin-bottom: var(--space-16); }
.section-header--center { text-align: center; max-width: 560px; margin: 0 auto var(--space-16); }
.section-header .eyebrow { margin-bottom: var(--space-4); }
.section-header h2 { margin-bottom: var(--space-4); }
.section-header p { font-size: var(--text-lg); color: var(--text-secondary); }

.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: border-color var(--duration) var(--ease), box-shadow var(--duration) var(--ease), transform var(--duration) var(--ease);
}
.card--hover:hover { border-color: var(--border-strong); box-shadow: var(--glow-sm); transform: translateY(-2px); }
.card--flat { background: var(--surface-2); box-shadow: none; }

.timeline { position: relative; padding-left: var(--space-10); max-width: 680px; }
.timeline::before {
  content: ''; position: absolute; left: 0; top: 8px; bottom: 0; width: 1px;
  background: linear-gradient(to bottom, var(--border-strong), transparent);
}
.timeline__item { position: relative; padding-bottom: var(--space-12); }
.timeline__item:last-child { padding-bottom: 0; }
.timeline__dot {
  position: absolute; left: calc(-1 * var(--space-10) - 0.5px); top: 4px;
  width: 9px; height: 9px; border-radius: 50%; background: var(--text-muted); border: 2px solid var(--bg);
}
.timeline__item--current .timeline__dot {
  background: var(--accent); box-shadow: 0 0 0 1px var(--accent), 0 0 14px var(--accent-glow);
  animation: pulse-green 2.5s ease-in-out infinite;
}
.timeline__date {
  font-family: var(--font-mono); font-size: var(--text-xs); font-weight: 500;
  letter-spacing: .06em; text-transform: uppercase; color: var(--text-muted);
  margin-bottom: var(--space-3); display: flex; align-items: center; gap: var(--space-2);
}
.timeline__company { font-size: var(--text-2xl); font-weight: 700; letter-spacing: -.02em; color: var(--text-primary); margin-bottom: var(--space-1); }
.timeline__role { font-size: var(--text-base); color: var(--text-secondary); margin-bottom: var(--space-6); }
.timeline__body { display: grid; gap: var(--space-4); }
.timeline__section-label {
  font-family: var(--font-mono); font-size: var(--text-xs); font-weight: 700;
  letter-spacing: .1em; text-transform: uppercase; color: var(--text-muted); margin-bottom: var(--space-2);
}
.timeline__list { display: flex; flex-direction: column; gap: var(--space-2); }
.timeline__list-item { display: flex; align-items: flex-start; gap: var(--space-3); font-size: var(--text-sm); color: var(--text-secondary); }
.timeline__list-item::before { content: '→'; color: var(--accent); flex-shrink: 0; margin-top: 2px; }

.skill-pills { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.pill {
  font-family: var(--font-mono); font-size: var(--text-xs); font-weight: 500; padding: 4px 10px;
  border-radius: 6px; background: var(--surface-2); border: 1px solid var(--border); color: var(--text-secondary);
}
.pill--blue { background: var(--accent-subtle); border-color: rgba(63,224,224,.2); color: var(--accent); }

.projects-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: var(--space-6); }
.project-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg);
  overflow: hidden; transition: all var(--duration) var(--ease);
}
.project-card:hover { border-color: var(--border-strong); box-shadow: var(--glow-sm); transform: translateY(-3px); }
.project-card__header {
  padding: var(--space-6); border-bottom: 1px solid var(--border);
  display: flex; align-items: flex-start; justify-content: space-between; gap: var(--space-4);
}
.project-card__icon {
  width: 40px; height: 40px; border-radius: var(--radius); background: var(--surface-2);
  border: 1px solid var(--border); display: flex; align-items: center; justify-content: center;
  font-size: 18px; flex-shrink: 0;
}
.project-card__status {
  font-family: var(--font-mono); font-size: 9px; font-weight: 600; letter-spacing: .07em; text-transform: uppercase;
  padding: 3px 8px; border-radius: 6px; border: 1px solid; white-space: nowrap;
}
.project-card__status--complete { color: var(--success); background: var(--success-subtle); border-color: rgba(63,224,143,.2); }
.project-card__status--progress { color: var(--accent); background: var(--accent-subtle); border-color: rgba(63,224,224,.2); }
.project-card__status--concept  { color: var(--text-muted); background: var(--surface-2); border-color: var(--border); }
.project-card__body { padding: var(--space-6); }
.project-card__title { font-size: var(--text-lg); font-weight: 600; color: var(--text-primary); margin-bottom: var(--space-2); }
.project-card__desc { font-size: var(--text-sm); color: var(--text-secondary); line-height: 1.7; margin-bottom: var(--space-4); }
.project-card__tags { display: flex; flex-wrap: wrap; gap: var(--space-2); }

.cert-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: var(--space-5); }
.cert-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: var(--space-5); display: flex; gap: var(--space-4); align-items: flex-start;
  transition: all var(--duration) var(--ease);
}
.cert-card:hover { border-color: var(--border-strong); box-shadow: var(--glow-sm); }
.cert-card__logo {
  width: 44px; height: 44px; border-radius: var(--radius); background: var(--surface-2);
  border: 1px solid var(--border); display: flex; align-items: center; justify-content: center;
  font-size: 20px; flex-shrink: 0;
}
.cert-card__title { font-size: var(--text-sm); font-weight: 600; color: var(--text-primary); margin-bottom: var(--space-1); line-height: 1.3; }
.cert-card__issuer { font-size: var(--text-xs); color: var(--text-muted); margin-bottom: var(--space-3); }
.cert-status { font-family: var(--font-mono); display: inline-flex; align-items: center; gap: 5px; font-size: 10px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; }
.cert-status__dot { width: 6px; height: 6px; border-radius: 50%; }
.cert-status--complete .cert-status__dot { background: var(--success); }
.cert-status--progress .cert-status__dot { background: var(--accent); animation: pulse-green 2s infinite; }
.cert-status--planned .cert-status__dot { background: var(--text-muted); }
.cert-status--complete { color: var(--success); }
.cert-status--progress { color: var(--accent); }
.cert-status--planned { color: var(--text-muted); }

.cv-form-wrap { max-width: 680px; margin: 0 auto; }
.cv-form-header { text-align: center; margin-bottom: var(--space-10); }
.cv-form-header .eyebrow { margin-bottom: var(--space-3); justify-content: center; }
.cv-form-header h1 { font-size: var(--text-4xl); margin-bottom: var(--space-4); }
.cv-form-header p { color: var(--text-secondary); }

.form-card {
  background: var(--surface); border: 1px solid var(--border-strong); border-radius: var(--radius-xl);
  padding: var(--space-10); box-shadow: var(--glow-lg);
}

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-5); }
.form-grid--full { grid-template-columns: 1fr; }
.form-group { display: flex; flex-direction: column; gap: var(--space-2); }
.form-group--full { grid-column: 1 / -1; }
.form-label { font-size: var(--text-sm); font-weight: 600; color: var(--text-primary); display: flex; align-items: center; gap: var(--space-2); }
.form-label .required { color: var(--error); font-size: 10px; }

.form-input {
  width: 100%; padding: 10px 14px; font-size: var(--text-sm); color: var(--text-primary);
  background: var(--bg); border: 1.5px solid var(--border); border-radius: var(--radius);
  transition: border-color var(--duration-fast), box-shadow var(--duration-fast);
  outline: none; appearance: none;
}
.form-input::placeholder { color: var(--text-muted); }
.form-input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(63,224,224,.12); }
.form-input:invalid:not(:placeholder-shown) { border-color: var(--error); }
.form-input--error { border-color: var(--error) !important; box-shadow: 0 0 0 3px rgba(239,68,68,.1) !important; }

.form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%235C5E6B' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 12px center; padding-right: 36px; cursor: pointer;
}
.form-textarea { resize: vertical; min-height: 100px; }
.form-hint { font-family: var(--font-mono); font-size: var(--text-xs); color: var(--text-muted); }
.form-error-msg { font-size: var(--text-xs); color: var(--error); font-weight: 500; }

.form-otp-wrap { text-align: center; padding: var(--space-8) 0; }
.form-otp-wrap h3 { font-size: var(--text-2xl); margin-bottom: var(--space-2); }
.form-otp-wrap p { color: var(--text-secondary); font-size: var(--text-sm); margin-bottom: var(--space-8); }

.otp-inputs { display: flex; justify-content: center; gap: var(--space-3); margin-bottom: var(--space-6); }
.otp-input {
  width: 52px; height: 60px; text-align: center; font-size: var(--text-2xl); font-weight: 700;
  font-family: var(--font-mono); letter-spacing: -0.02em;
  border: 1.5px solid var(--border); border-radius: var(--radius); background: var(--bg);
  color: var(--text-primary); transition: all var(--duration-fast); outline: none;
}
.otp-input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(63,224,224,.1); }
.otp-input.filled { border-color: var(--accent); background: var(--accent-subtle); }

.otp-resend { font-family: var(--font-mono); font-size: var(--text-sm); color: var(--text-muted); }
.otp-resend button { color: var(--accent); font-weight: 600; font-size: var(--text-sm); cursor: pointer; }
.otp-resend button:disabled { color: var(--text-muted); cursor: not-allowed; }

.form-consent {
  display: flex; gap: var(--space-3); align-items: flex-start; padding: var(--space-4);
  background: var(--surface-2); border: 1px solid var(--border); border-radius: var(--radius);
}
.form-consent input[type="checkbox"] { width: 16px; height: 16px; margin-top: 2px; flex-shrink: 0; cursor: pointer; accent-color: var(--accent); }
.form-consent label { font-size: var(--text-sm); color: var(--text-secondary); line-height: 1.6; cursor: pointer; }
.form-consent a { color: var(--accent); text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 2px; }

.email-domain-badge {
  display: flex; align-items: center; gap: var(--space-2); padding: 6px 10px; border-radius: 6px;
  font-family: var(--font-mono); font-size: var(--text-xs); font-weight: 500; transition: all var(--duration-fast);
}
.email-domain-badge--checking { background: var(--surface-2); color: var(--text-muted); }
.email-domain-badge--valid { background: var(--success-subtle); color: var(--success); border: 1px solid rgba(63,224,143,.2); }
.email-domain-badge--invalid { background: var(--error-subtle); color: var(--error); border: 1px solid rgba(239,68,68,.2); }

.form-steps { display: flex; align-items: center; gap: 0; margin-bottom: var(--space-10); }
.form-step { display: flex; align-items: center; gap: var(--space-2); flex: 1; }
.form-step:last-child { flex: 0; }
.form-step__num {
  width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono); font-size: var(--text-xs); font-weight: 700;
  border: 1.5px solid var(--border); color: var(--text-muted); background: var(--bg);
  flex-shrink: 0; transition: all var(--duration-fast);
}
.form-step.active .form-step__num { background: var(--accent); border-color: var(--accent); color: var(--accent-fg); box-shadow: 0 0 14px var(--accent-glow); }
.form-step.done .form-step__num { background: var(--success); border-color: var(--success); color: var(--accent-fg); }
.form-step__label { font-family: var(--font-mono); font-size: var(--text-xs); color: var(--text-muted); font-weight: 500; white-space: nowrap; }
.form-step.active .form-step__label { color: var(--text-primary); }
.form-step__line { flex: 1; height: 1px; background: var(--border); margin: 0 var(--space-2); }
.form-step.done .form-step__line { background: var(--success); }

.form-success { text-align: center; padding: var(--space-12) var(--space-8); }
.form-success__icon {
  width: 64px; height: 64px; border-radius: 50%; background: var(--success-subtle);
  border: 1px solid rgba(63,224,143,.25); display: flex; align-items: center; justify-content: center;
  margin: 0 auto var(--space-6); animation: success-bounce .6s var(--ease); box-shadow: 0 0 30px rgba(63,224,143,.2);
}
@keyframes success-bounce { 0%{transform:scale(.5);opacity:0} 70%{transform:scale(1.1)} 100%{transform:scale(1);opacity:1} }
.form-success h2 { margin-bottom: var(--space-4); }
.form-success p { color: var(--text-secondary); margin-bottom: var(--space-8); }
.download-btn-wrap { display: flex; justify-content: center; gap: var(--space-4); }

.contact-grid { display: grid; grid-template-columns: 1fr 1.5fr; gap: var(--space-16); align-items: start; }
.contact-info h2 { font-size: var(--text-4xl); margin-bottom: var(--space-4); }
.contact-info p { color: var(--text-secondary); margin-bottom: var(--space-8); }
.contact-links { display: flex; flex-direction: column; gap: var(--space-4); }
.contact-link {
  display: flex; align-items: center; gap: var(--space-4); padding: var(--space-4);
  border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface);
  transition: all var(--duration) var(--ease);
}
.contact-link:hover { border-color: var(--accent); transform: translateX(4px); }
.contact-link__icon {
  width: 40px; height: 40px; border-radius: var(--radius); background: var(--accent-subtle);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.contact-link__text { font-size: var(--text-sm); font-weight: 600; color: var(--text-primary); }
.contact-link__sub { font-size: var(--text-xs); color: var(--text-muted); }

.about-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: var(--space-20); align-items: start; }
.about-sticky { position: sticky; top: var(--space-20); }
.about-photo { width: 100%; aspect-ratio: 1; border-radius: var(--radius-xl); object-fit: cover; border: 1px solid var(--border-strong); margin-bottom: var(--space-6); }
.about-photo-placeholder {
  width: 100%; aspect-ratio: 1; border-radius: var(--radius-xl); background: var(--surface-2);
  border: 1px solid var(--border-strong); display: flex; align-items: center; justify-content: center;
  color: var(--text-muted); margin-bottom: var(--space-6);
}
.values-list { display: flex; flex-direction: column; gap: var(--space-4); }
.value-item { display: flex; gap: var(--space-4); align-items: flex-start; }
.value-item__icon {
  width: 36px; height: 36px; border-radius: var(--radius); background: var(--accent-subtle);
  display: flex; align-items: center; justify-content: center; font-size: 16px; flex-shrink: 0; margin-top: 2px;
}
.value-item__title { font-size: var(--text-base); font-weight: 600; color: var(--text-primary); margin-bottom: var(--space-1); }
.value-item__desc { font-size: var(--text-sm); color: var(--text-secondary); line-height: 1.6; }

.footer { border-top: 1px solid var(--border); padding: var(--space-12) 0; margin-top: var(--space-24); position: relative; z-index: 2; }
.footer__inner { display: flex; align-items: center; justify-content: space-between; gap: var(--space-6); }
.footer__brand { font-family: var(--font-mono); font-weight: 600; font-size: var(--text-sm); letter-spacing: -0.01em; color: var(--text-primary); display: flex; align-items: center; gap: 7px; }
.footer__copy { font-size: var(--text-xs); color: var(--text-muted); text-align: center; }
.footer__links { display: flex; gap: var(--space-5); }
.footer__link { font-size: var(--text-sm); color: var(--text-muted); transition: color var(--duration-fast); }
.footer__link:hover { color: var(--accent); }

.chatbot-trigger {
  position: fixed; bottom: var(--space-6); right: var(--space-6); z-index: 999;
  width: 52px; height: 52px; border-radius: 50%; background: var(--accent); color: var(--accent-fg);
  display: flex; align-items: center; justify-content: center; box-shadow: var(--glow);
  transition: all var(--duration) var(--ease);
}
.chatbot-trigger:hover { transform: scale(1.08); box-shadow: 0 0 0 1px var(--accent), 0 10px 40px rgba(63,224,224,.5); }

.chatbot-window {
  position: fixed; bottom: calc(var(--space-6) + 64px); right: var(--space-6); z-index: 999;
  width: 360px; max-height: 520px; background: var(--surface); border: 1px solid var(--border-strong);
  border-radius: var(--radius-xl); box-shadow: var(--glow-lg);
  display: flex; flex-direction: column; overflow: hidden;
  transform: scale(.95) translateY(10px); opacity: 0; pointer-events: none;
  transition: all var(--duration) var(--ease); transform-origin: bottom right;
}
.chatbot-window.open { transform: scale(1) translateY(0); opacity: 1; pointer-events: all; }

.chatbot-header { padding: var(--space-4) var(--space-5); border-bottom: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; }
.chatbot-header__info { display: flex; align-items: center; gap: var(--space-3); }
.chatbot-avatar {
  width: 32px; height: 32px; border-radius: 50%; background: var(--accent-subtle);
  border: 1px solid rgba(63,224,224,.2); color: var(--accent);
  display: flex; align-items: center; justify-content: center; font-family: var(--font-mono); font-size: 14px; font-weight: 700;
}
.chatbot-header__name { font-size: var(--text-sm); font-weight: 600; color: var(--text-primary); }
.chatbot-header__status { font-family: var(--font-mono); font-size: var(--text-xs); color: var(--success); display: flex; align-items: center; gap: 5px; }

.chatbot-messages { flex: 1; overflow-y: auto; padding: var(--space-4); display: flex; flex-direction: column; gap: var(--space-3); scroll-behavior: smooth; }
.chat-msg { max-width: 85%; animation: fade-up .3s var(--ease); }
.chat-msg--user { align-self: flex-end; }
.chat-msg--bot { align-self: flex-start; }
.chat-msg__bubble { padding: var(--space-3) var(--space-4); border-radius: var(--radius-lg); font-size: var(--text-sm); line-height: 1.6; }
.chat-msg--user .chat-msg__bubble { background: var(--accent); color: var(--accent-fg); border-bottom-right-radius: 4px; font-weight: 500; }
.chat-msg--bot .chat-msg__bubble { background: var(--surface-2); color: var(--text-primary); border: 1px solid var(--border); border-bottom-left-radius: 4px; }

.chat-typing {
  display: flex; gap: 4px; padding: var(--space-3) var(--space-4); background: var(--surface-2);
  border: 1px solid var(--border); border-radius: var(--radius-lg); align-self: flex-start; width: fit-content; border-bottom-left-radius: 4px;
}
.chat-typing span { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); animation: typing-bounce 1.2s ease-in-out infinite; }
.chat-typing span:nth-child(2) { animation-delay: .15s; }
.chat-typing span:nth-child(3) { animation-delay: .3s; }
@keyframes typing-bounce { 0%,60%,100%{transform:translateY(0);opacity:.4} 30%{transform:translateY(-6px);opacity:1} }

.chatbot-input-wrap { padding: var(--space-4); border-top: 1px solid var(--border); display: flex; gap: var(--space-2); align-items: flex-end; }
.chatbot-input {
  flex: 1; padding: 8px 12px; font-size: var(--text-sm); border: 1.5px solid var(--border); border-radius: var(--radius);
  background: var(--bg); color: var(--text-primary); outline: none; resize: none; max-height: 100px;
  transition: border-color var(--duration-fast);
}
.chatbot-input::placeholder { color: var(--text-muted); }
.chatbot-input:focus { border-color: var(--accent); }
.chatbot-send {
  width: 36px; height: 36px; border-radius: var(--radius); background: var(--accent); color: var(--accent-fg);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0; transition: all var(--duration-fast);
}
.chatbot-send:hover { opacity: .85; }
.chatbot-send:disabled { opacity: .3; cursor: not-allowed; }

.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in-view { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: .1s; }
.reveal-delay-2 { transition-delay: .2s; }
.reveal-delay-3 { transition-delay: .3s; }
.reveal-delay-4 { transition-delay: .4s; }

.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }
.text-muted { color: var(--text-muted) !important; }
.text-center { text-align: center; }
.mt-auto { margin-top: auto; }
.hidden { display: none !important; }
.divider { height: 1px; background: var(--border); margin: var(--space-8) 0; }

.badge { display: inline-flex; align-items: center; gap: 5px; font-family: var(--font-mono); font-size: var(--text-xs); font-weight: 600; padding: 4px 10px; border-radius: 6px; letter-spacing: .04em; }
.badge--blue { background: var(--accent-subtle); color: var(--accent); border: 1px solid rgba(63,224,224,.2); }
.badge--green { background: var(--success-subtle); color: var(--success); border: 1px solid rgba(63,224,143,.2); }
.badge--gray { background: var(--surface-2); color: var(--text-muted); border: 1px solid var(--border); }

.toast {
  position: fixed; bottom: var(--space-6); left: 50%; transform: translateX(-50%) translateY(20px);
  background: var(--surface); border: 1px solid var(--border-strong); border-radius: var(--radius-lg);
  padding: var(--space-4) var(--space-6); display: flex; align-items: center; gap: var(--space-3);
  box-shadow: var(--glow-lg); font-size: var(--text-sm); font-weight: 500; color: var(--text-primary);
  z-index: 2000; opacity: 0; pointer-events: none; transition: all var(--duration) var(--ease);
  min-width: 280px; max-width: 480px;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); pointer-events: all; }
.toast--success { border-color: rgba(63,224,143,.35); }
.toast--error { border-color: rgba(239,68,68,.35); }

.features-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-5); }
.feature-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: var(--space-6); transition: all var(--duration) var(--ease); position: relative; overflow: hidden;
}
.feature-card::after {
  content: ''; position: absolute; inset: 0; border-radius: var(--radius-lg);
  background: linear-gradient(135deg, transparent 60%, rgba(63,224,224,.04) 100%); pointer-events: none;
}
.feature-card:hover { border-color: var(--border-strong); box-shadow: var(--glow-sm); transform: translateY(-2px); }
.feature-card__icon {
  width: 42px; height: 42px; border-radius: var(--radius); background: var(--accent-subtle);
  border: 1px solid rgba(63,224,224,.15); display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono); font-weight: 700; color: var(--accent); font-size: 15px; margin-bottom: var(--space-4);
}
.feature-card__title { font-size: var(--text-base); font-weight: 600; color: var(--text-primary); margin-bottom: var(--space-2); }
.feature-card__desc { font-size: var(--text-sm); color: var(--text-secondary); line-height: 1.7; }

@keyframes fade-up { from{opacity:0;transform:translateY(20px)} to{opacity:1;transform:translateY(0)} }
@keyframes fade-in { from{opacity:0} to{opacity:1} }
@keyframes fade-in-scale { from{opacity:0;transform:scale(.96)} to{opacity:1;transform:scale(1)} }

@media (max-width: 1024px) {
  .hero__content { grid-template-columns: 1fr; text-align: center; }
  .hero__greeting, .eyebrow { justify-content: center; }
  .eyebrow::before { display: none; }
  .hero__tagline { margin-left: auto; margin-right: auto; }
  .hero__actions { justify-content: center; }
  .hero__meta { justify-content: center; }
  .hero__photo-wrap { order: -1; justify-content: center; }
  .hero__photo-card { width: 220px; }
  .about-grid { grid-template-columns: 1fr; }
  .about-sticky { position: static; }
  .about-photo, .about-photo-placeholder { max-width: 300px; }
  .contact-grid { grid-template-columns: 1fr; }
  .features-grid { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  :root { --text-5xl: 2.5rem; --text-4xl: 2rem; --text-3xl: 1.5rem; }
  .nav__links { display: none; }
  .nav__mobile-toggle { display: flex; }
  .lang-switcher { display: none; }
  .section { padding: var(--space-16) 0; }
  .form-grid { grid-template-columns: 1fr; }
  .form-grid .form-group--full { grid-column: 1; }
  .form-card { padding: var(--space-6); }
  .grid-3 { grid-template-columns: 1fr; }
  .projects-grid { grid-template-columns: 1fr; }
  .footer__inner { flex-direction: column; text-align: center; gap: var(--space-4); }
  .chatbot-window { right: var(--space-4); left: var(--space-4); width: auto; bottom: calc(var(--space-4) + 64px); }
  .hero__photo-badge { display: none; }
  .otp-inputs { gap: var(--space-2); }
  .otp-input { width: 44px; height: 52px; font-size: var(--text-xl); }
}

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

.btn--loading { pointer-events: none; opacity: .7; }
.spinner { width: 16px; height: 16px; border: 2px solid currentColor; border-top-color: transparent; border-radius: 50%; animation: spin .7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

.proof-strip {
  display: flex; align-items: center; justify-content: center; gap: var(--space-8); padding: var(--space-8) 0;
  border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); flex-wrap: wrap;
}
.proof-item { font-family: var(--font-mono); display: flex; align-items: center; gap: var(--space-3); font-size: var(--text-sm); color: var(--text-secondary); font-weight: 500; }
.proof-item__logo { font-size: var(--text-xl); opacity: .5; }