@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('../assets/fonts/inter-400-latin-ext.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('../assets/fonts/inter-400-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('../assets/fonts/inter-500-latin-ext.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('../assets/fonts/inter-500-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('../assets/fonts/inter-600-latin-ext.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('../assets/fonts/inter-600-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('../assets/fonts/inter-700-latin-ext.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('../assets/fonts/inter-700-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('../assets/fonts/jbmono-400-latin-ext.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('../assets/fonts/jbmono-400-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('../assets/fonts/jbmono-500-latin-ext.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('../assets/fonts/jbmono-500-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: 'Space Grotesk';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('../assets/fonts/space-grotesk-500-latin-ext.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
  font-family: 'Space Grotesk';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('../assets/fonts/space-grotesk-500-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: 'Space Grotesk';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('../assets/fonts/space-grotesk-600-latin-ext.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
  font-family: 'Space Grotesk';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('../assets/fonts/space-grotesk-600-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: 'Space Grotesk';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('../assets/fonts/space-grotesk-700-latin-ext.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
  font-family: 'Space Grotesk';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('../assets/fonts/space-grotesk-700-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}/* ==========================================================================
   Ondřej Novotný — Frontend Developer portfolio
   ========================================================================== */

:root {
  /* Surfaces */
  --bg: #101219;
  --bg-alt: #15181f;
  --surface: #1a1e28;
  --surface-2: #20242f;
  --border: rgba(255, 255, 255, 0.09);
  --border-strong: rgba(255, 255, 255, 0.16);

  /* Text */
  --text: #edeef2;
  --text-muted: #a4aab8;
  --text-dim: #6d7385;

  /* Accents */
  --blue: #5b8cff;
  --blue-light: #8fb3ff;
  --purple: #a06bff;
  --pink: #ff6cb6;
  --cyan: #54e0ff;

  --gradient-brand: linear-gradient(120deg, var(--cyan) 0%, var(--blue) 35%, var(--purple) 70%, var(--pink) 100%);
  --gradient-brand-2: linear-gradient(135deg, var(--blue) 0%, var(--purple) 100%);
  --gradient-soft: linear-gradient(135deg, rgba(91, 140, 255, 0.15), rgba(160, 107, 255, 0.15));

  /* Radii & shadow */
  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 28px;
  --shadow-md: 0 12px 32px rgba(0, 0, 0, 0.28);
  --shadow-lg: 0 24px 64px rgba(0, 0, 0, 0.4);

  /* Type */
  --font-display: "Space Grotesk", "Inter", sans-serif;
  --font-body: "Inter", sans-serif;
  --font-mono: "JetBrains Mono", monospace;

  /* Layout */
  --container: 1180px;
  --header-h: 76px;

  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

/* ---------- Reset ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-h);
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

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

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

h1, h2, h3, h4, p {
  margin: 0;
}

button {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
  cursor: pointer;
}

input, textarea {
  font: inherit;
  color: inherit;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

/* ---------- Utility ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 24px;
}

.section {
  position: relative;
  padding: 120px 0;
}

@media (max-width: 640px) {
  .section {
    padding: 84px 0;
  }
}

.section-head {
  max-width: 640px;
  margin-bottom: 56px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--blue-light);
  margin-bottom: 16px;
}

.eyebrow::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gradient-brand-2);
  box-shadow: 0 0 12px rgba(91, 140, 255, 0.8);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text);
}

.section-lead {
  margin-top: 14px;
  font-size: 17px;
  color: var(--text-muted);
  max-width: 56ch;
}

.gradient-text {
  background: var(--gradient-brand);
  background-size: 200% 200%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: gradient-shift 8s ease infinite;
}

@keyframes gradient-shift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

.skip-link {
  position: absolute;
  top: -48px;
  left: 16px;
  z-index: 1000;
  background: var(--surface-2);
  color: var(--text);
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  transition: top 0.2s var(--ease);
}

.skip-link:focus {
  top: 16px;
}

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

/* Reveal-on-scroll */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}

.reveal-stagger > * {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}

.reveal-stagger.in-view > * {
  opacity: 1;
  transform: translateY(0);
}

.reveal-stagger.in-view > *:nth-child(1) { transition-delay: 0.02s; }
.reveal-stagger.in-view > *:nth-child(2) { transition-delay: 0.08s; }
.reveal-stagger.in-view > *:nth-child(3) { transition-delay: 0.14s; }
.reveal-stagger.in-view > *:nth-child(4) { transition-delay: 0.2s; }
.reveal-stagger.in-view > *:nth-child(5) { transition-delay: 0.26s; }
.reveal-stagger.in-view > *:nth-child(6) { transition-delay: 0.32s; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 15px;
  white-space: nowrap;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease), background 0.25s var(--ease), border-color .25s var(--ease);
}

.btn-primary {
  background: var(--gradient-brand-2);
  color: #fff;
  box-shadow: 0 10px 30px rgba(91, 90, 255, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 40px rgba(91, 90, 255, 0.45);
}

.btn-ghost {
  border: 1px solid var(--border-strong);
  color: var(--text);
  background: rgba(255, 255, 255, 0.02);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.06);
  transform: translateY(-2px);
}

.btn svg {
  width: 18px;
  height: 18px;
}

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--header-h);
  display: flex;
  align-items: center;
  background: rgba(16, 18, 25, 0.6);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s var(--ease), background 0.3s var(--ease);
}

.site-header.scrolled {
  border-bottom-color: var(--border);
  background: rgba(16, 18, 25, 0.85);
}

.header-inner {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 17px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-mark {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: var(--gradient-brand-2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 14px;
  color: #fff;
}

.nav-desktop {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-desktop a {
  padding: 10px 16px;
  border-radius: 999px;
  font-size: 14.5px;
  color: var(--text-muted);
  transition: color 0.2s, background 0.2s;
}

.nav-desktop a:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.05);
}

.nav-desktop a[aria-current="true"] {
  color: var(--text);
  background: rgba(255, 255, 255, 0.08);
}

.header-cta {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border-radius: 10px;
  border: 1px solid var(--border-strong);
  align-items: center;
  justify-content: center;
}

.nav-toggle svg {
  width: 20px;
  height: 20px;
}

@media (max-width: 880px) {
  .nav-desktop {
    display: none;
  }
  .header-cta .btn-primary {
    display: none;
  }
  .nav-toggle {
    display: flex;
  }
}

.mobile-nav {
  position: fixed;
  inset: var(--header-h) 0 0 0;
  background: rgba(13, 15, 21, 0.98);
  backdrop-filter: blur(10px);
  z-index: 90;
  padding: 32px 24px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  transform: translateY(-12px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s var(--ease), transform 0.25s var(--ease);
}

.mobile-nav.open {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.mobile-nav a {
  font-family: var(--font-display);
  font-size: 24px;
  padding: 14px 4px;
  border-bottom: 1px solid var(--border);
}

.mobile-nav .btn {
  margin-top: 20px;
  align-self: flex-start;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--header-h);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
}

.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.55;
  will-change: transform;
}

.blob-1 {
  width: 480px;
  height: 480px;
  background: radial-gradient(circle at 30% 30%, var(--blue), transparent 70%);
  top: -120px;
  left: -80px;
  animation: float-1 16s ease-in-out infinite;
}

.blob-2 {
  width: 420px;
  height: 420px;
  background: radial-gradient(circle at 60% 40%, var(--purple), transparent 70%);
  top: 20%;
  right: -100px;
  animation: float-2 20s ease-in-out infinite;
}

.blob-3 {
  width: 380px;
  height: 380px;
  background: radial-gradient(circle at 50% 50%, var(--pink), transparent 70%);
  bottom: -140px;
  left: 30%;
  animation: float-3 18s ease-in-out infinite;
}

.blob-4 {
  width: 300px;
  height: 300px;
  background: radial-gradient(circle at 50% 50%, var(--cyan), transparent 70%);
  bottom: 10%;
  left: -60px;
  opacity: 0.35;
  animation: float-2 22s ease-in-out infinite reverse;
}

@keyframes float-1 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(40px, 60px) scale(1.08); }
}

@keyframes float-2 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(-50px, 40px) scale(1.1); }
}

@keyframes float-3 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(30px, -40px) scale(1.05); }
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(255,255,255,0.035) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,0.035) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 30%, black 40%, transparent 90%);
}

.hero-inner {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 24px;
  text-align: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px 8px 8px;
  border-radius: 999px;
  border: 1px solid var(--border-strong);
  background: rgba(255, 255, 255, 0.04);
  font-size: 13.5px;
  color: var(--text-muted);
  margin-bottom: 28px;
  font-family: var(--font-mono);
}

.hero-badge .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #4ade80;
  box-shadow: 0 0 10px rgba(74, 222, 128, 0.8);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(40px, 7vw, 76px);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.05;
}

.hero-title span.name {
  display: block;
  color: var(--text);
}

.hero-title .gradient-text {
  display: block;
}

.hero-text {
  margin: 28px auto 0;
  max-width: 620px;
  font-size: 19px;
  color: var(--text-muted);
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-top: 40px;
  flex-wrap: wrap;
}

.hero-stack {
  margin-top: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
  flex-wrap: wrap;
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 13px;
}

.hero-stack span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.hero-stack i {
  font-size: 18px;
}

.scroll-cue {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  z-index: 1;
}

.scroll-cue .mouse {
  width: 22px;
  height: 36px;
  border: 2px solid var(--border-strong);
  border-radius: 12px;
  display: flex;
  justify-content: center;
  padding-top: 6px;
}

.scroll-cue .wheel {
  width: 4px;
  height: 8px;
  border-radius: 2px;
  background: var(--blue-light);
  animation: scroll-wheel 1.8s ease-in-out infinite;
}

@keyframes scroll-wheel {
  0% { transform: translateY(0); opacity: 1; }
  70% { transform: translateY(10px); opacity: 0; }
  100% { opacity: 0; }
}

@media (max-width: 640px) {
  .scroll-cue { display: none; }
}

/* ---------- About ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 64px;
  align-items: start;
}

@media (max-width: 900px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

.about-text p {
  color: var(--text-muted);
  font-size: 16.5px;
  margin-bottom: 20px;
}

.about-text strong {
  color: var(--text);
  font-weight: 600;
}

.stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 40px;
}

.stat-card {
  padding: 22px 18px;
  border-radius: var(--radius-md);
  background: var(--surface);
  border: 1px solid var(--border);
  text-align: center;
}

.stat-num {
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 700;
  background: var(--gradient-brand-2);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.stat-label {
  margin-top: 6px;
  font-size: 13px;
  color: var(--text-dim);
}

@media (max-width: 520px) {
  .stats-row { grid-template-columns: 1fr; }
}

.about-panel {
  padding: 32px;
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, var(--surface), var(--bg-alt));
  border: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}

.about-panel::before {
  content: "";
  position: absolute;
  top: -60px;
  right: -60px;
  width: 200px;
  height: 200px;
  background: var(--gradient-brand-2);
  filter: blur(70px);
  opacity: 0.35;
}

.about-panel h3 {
  font-family: var(--font-display);
  font-size: 18px;
  margin-bottom: 18px;
  position: relative;
}

.fact-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  position: relative;
}

.fact-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 14.5px;
  color: var(--text-muted);
}

.fact-list svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  margin-top: 2px;
  color: var(--blue-light);
}

/* ---------- Skills ---------- */
.skills-groups {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}

.skill-group {
  padding: 26px;
  border-radius: var(--radius-md);
  background: var(--surface);
  border: 1px solid var(--border);
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}

.skill-group:hover {
  border-color: var(--border-strong);
  transform: translateY(-4px);
}

.skill-group h3 {
  font-family: var(--font-display);
  font-size: 15px;
  color: var(--text);
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.skill-group h3 svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  color: var(--purple);
}

.skill-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.skill-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  font-size: 13.5px;
  color: var(--text-muted);
  transition: background 0.2s, color 0.2s, border-color 0.2s, transform 0.2s;
}

.skill-badge:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
  border-color: var(--border-strong);
  transform: translateY(-2px);
}

.skill-badge i {
  font-size: 16px;
}

.skill-badge svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

/* Lightweight tech-brand markers (replaces external icon-font CDN) */
.tech-dot {
  display: inline-block;
  width: 9px;
  height: 9px;
  border-radius: 3px;
  flex-shrink: 0;
  background: var(--dot-color, currentColor);
}

.hero-stack .tech-dot {
  width: 10px;
  height: 10px;
}

/* ---------- Services ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 22px;
}

.service-card {
  padding: 30px;
  border-radius: var(--radius-md);
  background: var(--surface);
  border: 1px solid var(--border);
  position: relative;
  overflow: hidden;
  transition: transform 0.35s var(--ease), border-color 0.35s var(--ease), box-shadow .35s var(--ease);
}

.service-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-md);
}

.service-card .icon-wrap {
  width: 50px;
  height: 50px;
  border-radius: 14px;
  background: var(--gradient-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.service-card .icon-wrap svg {
  width: 24px;
  height: 24px;
  color: var(--blue-light);
}

.service-card h3 {
  font-family: var(--font-display);
  font-size: 18px;
  margin-bottom: 10px;
}

.service-card p {
  color: var(--text-muted);
  font-size: 14.5px;
}

.service-card.featured {
  background: linear-gradient(160deg, rgba(91,140,255,0.1), rgba(160,107,255,0.08));
  border-color: rgba(160, 107, 255, 0.3);
}

.service-card.featured .icon-wrap {
  background: var(--gradient-brand-2);
}

.service-card.featured .icon-wrap svg {
  color: #fff;
}

/* ---------- AI section ---------- */
.ai-section {
  position: relative;
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.ai-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 50% at 80% 0%, rgba(160,107,255,0.14), transparent 60%),
              radial-gradient(ellipse 50% 40% at 10% 100%, rgba(84,224,255,0.1), transparent 60%);
  pointer-events: none;
}

.ai-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  margin-top: 20px;
}

.ai-card {
  padding: 26px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  backdrop-filter: blur(6px);
}

.ai-card .num {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--purple);
  margin-bottom: 12px;
  display: block;
}

.ai-card h3 {
  font-family: var(--font-display);
  font-size: 16.5px;
  margin-bottom: 8px;
}

.ai-card p {
  font-size: 14px;
  color: var(--text-muted);
}

.ai-tools {
  position: relative;
  margin-top: 44px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.ai-tools span.label {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-dim);
  margin-right: 8px;
}

.tool-chip {
  padding: 9px 16px;
  border-radius: 999px;
  border: 1px solid var(--border-strong);
  background: var(--surface);
  font-size: 13.5px;
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.tool-chip svg {
  width: 15px;
  height: 15px;
  color: var(--cyan);
}

/* ---------- Experience timeline ---------- */
.timeline {
  position: relative;
  padding-left: 32px;
  border-left: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 44px;
}

.timeline-item {
  position: relative;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -37.5px;
  top: 4px;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: var(--bg);
  border: 2px solid var(--blue-light);
}

.timeline-item.current::before {
  background: var(--gradient-brand-2);
  box-shadow: 0 0 0 4px rgba(91, 140, 255, 0.18);
}

.timeline-period {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--text-dim);
  letter-spacing: 0.03em;
}

.timeline-item h3 {
  font-family: var(--font-display);
  font-size: 19px;
  margin-top: 6px;
}

.timeline-item .role {
  color: var(--blue-light);
  font-size: 14px;
  font-weight: 500;
  margin-top: 2px;
  display: block;
}

.timeline-item p {
  margin-top: 10px;
  color: var(--text-muted);
  font-size: 14.5px;
  max-width: 62ch;
}

/* ---------- Projects ---------- */
.projects-note {
  margin: -20px 0 40px;
  color: var(--text-dim);
  font-size: 14px;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}

.project-card {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--surface);
  transition: transform 0.35s var(--ease), border-color 0.35s var(--ease), box-shadow .35s var(--ease);
}

.project-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-md);
}

.project-thumb {
  height: 130px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.project-thumb span {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 26px;
  color: rgba(255, 255, 255, 0.85);
  z-index: 1;
  letter-spacing: -0.02em;
}

.project-thumb::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(10, 11, 16, 0.28);
}

.project-body {
  padding: 22px;
}

.project-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.03em;
  color: var(--blue-light);
  background: rgba(91, 140, 255, 0.12);
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: 12px;
}

.project-body h3 {
  font-family: var(--font-display);
  font-size: 17px;
  margin-bottom: 8px;
}

.project-body p {
  font-size: 14px;
  color: var(--text-muted);
}

/* Thumb gradient variants */
.thumb-1 { background: linear-gradient(135deg, #3a6df0, #7c4dff); }
.thumb-2 { background: linear-gradient(135deg, #7c4dff, #ff5ea8); }
.thumb-3 { background: linear-gradient(135deg, #22c1c3, #3a6df0); }
.thumb-4 { background: linear-gradient(135deg, #ff5ea8, #ff9966); }
.thumb-5 { background: linear-gradient(135deg, #2ec4b6, #3a6df0); }
.thumb-6 { background: linear-gradient(135deg, #7c4dff, #22c1c3); }
.thumb-7 { background: linear-gradient(135deg, #3a6df0, #22c1c3); }
.thumb-8 { background: linear-gradient(135deg, #ff9966, #7c4dff); }

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 56px;
}

@media (max-width: 900px) {
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

.contact-info-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-top: 32px;
}

.contact-info-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 18px;
  border-radius: var(--radius-md);
  background: var(--surface);
  border: 1px solid var(--border);
  transition: border-color 0.25s, transform 0.25s;
}

.contact-info-item:hover {
  border-color: var(--border-strong);
  transform: translateX(4px);
}

.contact-info-item .icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: var(--gradient-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-info-item .icon svg {
  width: 20px;
  height: 20px;
  color: var(--blue-light);
}

.contact-info-item .label {
  font-size: 12px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.contact-info-item .value {
  font-size: 15px;
  color: var(--text);
  font-weight: 500;
}

.availability-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 32px;
  padding: 10px 16px;
  border-radius: 999px;
  border: 1px solid rgba(74, 222, 128, 0.35);
  background: rgba(74, 222, 128, 0.08);
  font-size: 13.5px;
  color: #86efac;
}

.availability-badge .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #4ade80;
  box-shadow: 0 0 10px rgba(74, 222, 128, 0.8);
  animation: pulse 2s ease-in-out infinite;
}

.contact-form {
  padding: 36px;
  border-radius: var(--radius-lg);
  background: var(--surface);
  border: 1px solid var(--border);
}

.form-row {
  margin-bottom: 20px;
}

.form-row label {
  display: block;
  font-size: 13.5px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.form-row input,
.form-row textarea {
  width: 100%;
  padding: 13px 16px;
  border-radius: var(--radius-sm);
  background: var(--bg-alt);
  border: 1px solid var(--border);
  color: var(--text);
  transition: border-color 0.2s;
}

.form-row input:focus,
.form-row textarea:focus {
  border-color: var(--blue-light);
}

.form-row textarea {
  resize: vertical;
  min-height: 130px;
}

.form-note {
  margin-top: 14px;
  font-size: 12.5px;
  color: var(--text-dim);
}

.form-status {
  margin-top: 14px;
  font-size: 13.5px;
  color: var(--blue-light);
  min-height: 18px;
}

/* ---------- Footer ---------- */
.site-footer {
  padding: 44px 0;
  border-top: 1px solid var(--border);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.footer-copy {
  font-size: 13.5px;
  color: var(--text-dim);
}

.footer-copy strong {
  color: var(--text-muted);
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 20px;
}

.footer-links a {
  font-size: 13.5px;
  color: var(--text-dim);
  transition: color 0.2s;
}

.footer-links a:hover {
  color: var(--text);
}

.back-to-top {
  position: fixed;
  right: 24px;
  bottom: 24px;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--surface-2);
  border: 1px solid var(--border-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 80;
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease), background 0.2s;
}

.back-to-top.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.back-to-top:hover {
  background: var(--surface);
}

.back-to-top svg {
  width: 18px;
  height: 18px;
}

/* Visually hidden */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}