/* ============================================================
   CSS VARIABLES — DARK (default) & LIGHT
   ============================================================ */
:root {
  --bg-primary: #0a0f1e;
  --bg-secondary: #0e1525;
  --bg-tertiary: #1a2438;
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --accent: #00d4ff;
  --accent-warm: #f59e0b;
  --accent-green: #4ade80;
  --accent-violet: #a78bfa;
  --accent-dim: rgba(0, 212, 255, 0.1);
  --accent-glow: rgba(0, 212, 255, 0.3);
  --card-bg: #111827;
  --card-border: rgba(0, 212, 255, 0.1);
  --card-border-hover: rgba(0, 212, 255, 0.5);
  --nav-bg: rgba(10, 15, 30, 0.88);
  --badge-bg: rgba(0, 212, 255, 0.07);
  --badge-border: rgba(0, 212, 255, 0.22);
  --progress-bg: rgba(0, 212, 255, 0.12);

  /* Spacing scale — 8px base */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --space-9: 96px;

  /* Type scale */
  --text-xs: 0.75rem;    /* 12 */
  --text-sm: 0.875rem;   /* 14 */
  --text-base: 1rem;     /* 16 */
  --text-lg: 1.125rem;   /* 18 */
  --text-xl: 1.25rem;    /* 20 */
  --text-2xl: 1.5rem;    /* 24 */
  --text-3xl: 2rem;      /* 32 */
  --text-4xl: 3rem;      /* 48 */

  /* Motion */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-snap: cubic-bezier(0.34, 1.56, 0.64, 1);
  --dur-fast: 150ms;
  --dur-base: 250ms;
  --dur-slow: 400ms;
  --transition: var(--dur-base) var(--ease-out);
}

[data-theme="light"] {
  --bg-primary: #f8fafc;
  --bg-secondary: #f1f5f9;
  --bg-tertiary: #e9eef5;
  --text-primary: #0d1b2e;
  --text-secondary: #334961;
  --text-muted: #5b738f;
  --accent: #0369a1;
  --accent-warm: #b45309;
  --accent-green: #15803d;
  --accent-violet: #6d28d9;
  --accent-dim: rgba(3, 105, 161, 0.1);
  --accent-glow: rgba(3, 105, 161, 0.18);
  --card-bg: #ffffff;
  --card-border: rgba(3, 105, 161, 0.16);
  --card-border-hover: rgba(3, 105, 161, 0.45);
  --nav-bg: rgba(248, 250, 252, 0.85);
  --badge-bg: rgba(3, 105, 161, 0.08);
  --badge-border: rgba(3, 105, 161, 0.22);
  --progress-bg: rgba(3, 105, 161, 0.1);
}

/* ============================================================
   RESET & BASE
   ============================================================ */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

/* Accessibility focus states */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
}

body {
  font-family: 'Outfit', sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  transition: background-color var(--transition), color var(--transition);
  line-height: 1.7;
  overflow-x: hidden;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
  background: var(--card-border-hover);
  border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent);
}

/* Text Selection */
::selection {
  background-color: var(--accent);
  color: #0a0f1e;
}

/* Page entrance animation */
.page-loading {
  opacity: 0;
}

.page-loaded {
  opacity: 1;
  transition: opacity 0.4s ease;
}

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

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

code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.83em;
  background: var(--accent-dim);
  color: var(--accent);
  padding: 0.15em 0.45em;
  border-radius: 4px;
}

/* ============================================================
   SCROLL PROGRESS BAR
   ============================================================ */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  width: 100%;
  transform: scaleX(0);
  transform-origin: left;
  background: linear-gradient(to right, var(--accent), #7c3aed);
  z-index: 9999;
  will-change: transform;
}

/* ============================================================
   UTILITY
   ============================================================ */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

.accent {
  color: var(--accent);
}

.section {
  padding: 100px 0;
}

.section-title {
  font-family: 'Syne', sans-serif;
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  margin-bottom: 56px;
  position: relative;
  display: inline-block;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 0;
  width: 48px;
  height: 3px;
  background: var(--accent);
  border-radius: 2px;
}

/* ============================================================
   SCROLL ANIMATIONS
   ============================================================ */
.js .animate-on-scroll {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity var(--dur-slow) var(--ease-out), transform var(--dur-slow) var(--ease-out);
}

.js .animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Scroll-driven reveals: scrubbed by scroll position where supported,
   IntersectionObserver fallback elsewhere */
@supports (animation-timeline: view()) {
  .js .animate-on-scroll,
  .js .animate-on-scroll.visible {
    opacity: 1;
    transform: none;
    transition: none;
    animation: reveal-on-scroll both;
    animation-timeline: view();
    animation-range: entry 10% entry 55%;
  }
}

@keyframes reveal-on-scroll {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* Dynamic transition delays are handled via JavaScript */

/* ============================================================
   NAVBAR
   ============================================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--nav-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--card-border);
  transition: background var(--transition), border-color var(--transition), box-shadow 0.3s ease;
}

.nav-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: 'Syne', sans-serif;
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text-primary);
  transition: color var(--transition);
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 36px;
}

.nav-link {
  font-weight: 500;
  font-size: 0.9rem;
  color: var(--text-secondary);
  letter-spacing: 0.02em;
  transition: color 0.2s ease;
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
  transition: width 0.25s ease;
}

.nav-link:hover,
.nav-link.active {
  color: var(--accent);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Theme toggle */
.theme-toggle {
  width: 40px;
  height: 40px;
  border: none;
  background: transparent;
  cursor: pointer;
  color: var(--text-secondary);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.2s ease, background 0.2s ease;
  position: relative;
  overflow: hidden;
}

.theme-toggle:hover {
  color: var(--accent);
  background: var(--accent-dim);
}

.theme-toggle svg {
  width: 18px;
  height: 18px;
}

.icon-sun,
.icon-moon {
  display: flex;
  align-items: center;
  position: absolute;
  transition: opacity 0.4s ease, transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="dark"] .icon-sun {
  opacity: 1;
  transform: rotate(0deg) scale(1);
}

[data-theme="dark"] .icon-moon {
  opacity: 0;
  transform: rotate(90deg) scale(0.5);
}

[data-theme="light"] .icon-sun {
  opacity: 0;
  transform: rotate(-90deg) scale(0.5);
}

[data-theme="light"] .icon-moon {
  opacity: 1;
  transform: rotate(0deg) scale(1);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  border: none;
  background: transparent;
  cursor: pointer;
  padding: 8px;
  border-radius: 8px;
  transition: background 0.2s ease;
}

.hamburger:hover {
  background: var(--accent-dim);
}

.hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger.open span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: 120px 24px 80px;
}

/* Animated dot-grid */
.hero-bg-grid {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image: radial-gradient(circle, rgba(0, 212, 255, 0.15) 1px, transparent 1px);
  background-size: 30px 30px;
  animation: gridDrift 25s linear infinite;
  opacity: 0.55;
  transition: opacity var(--transition);
}

.hero-constellation {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  opacity: 0.55;
  pointer-events: none;
  mix-blend-mode: screen;
  transition: opacity var(--transition);
}

[data-theme="light"] .hero-bg-grid {
  opacity: 0;
}

[data-theme="light"] .hero-constellation {
  opacity: 0.2;
  mix-blend-mode: multiply;
}

@keyframes gridDrift {
  0% {
    background-position: 0 0;
  }

  100% {
    background-position: 30px 30px;
  }
}

/* Ambient glow blob */
.hero-glow {
  position: absolute;
  top: 15%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 400px;
  background: radial-gradient(ellipse, rgba(0, 212, 255, 0.035) 0%, transparent 70%);
  z-index: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}

[data-theme="light"] .hero-glow {
  opacity: 0.4;
}

/* Vignette */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 1;
  background: radial-gradient(ellipse 85% 75% at 50% 50%, transparent 35%, var(--bg-primary) 100%);
  pointer-events: none;
  transition: background var(--transition);
}

.section-title--left {
  display: block;
  margin-bottom: 22px;
}

.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.74rem;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.hero::after {
  content: '';
  position: absolute;
  inset: 8% -20%;
  z-index: 1;
  background:
    linear-gradient(110deg, transparent 0%, rgba(0, 212, 255, 0.055) 48%, transparent 56%),
    repeating-linear-gradient(90deg, transparent 0 76px, rgba(255, 255, 255, 0.025) 77px 78px);
  transform: rotate(-4deg) translateX(-6%);
  animation: dataSweep 14s ease-in-out infinite alternate;
  pointer-events: none;
  opacity: 0.75;
}

[data-theme="light"] .hero::after {
  opacity: 0.32;
}

@keyframes dataSweep {
  0% {
    transform: rotate(-4deg) translateX(-7%);
  }

  100% {
    transform: rotate(-4deg) translateX(7%);
  }
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 760px;
}

/* Availability badge */
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(34, 197, 94, 0.08);
  border: 1px solid rgba(34, 197, 94, 0.3);
  color: #4ade80;
  border-radius: 20px;
  padding: 6px 16px;
  font-size: 0.78rem;
  font-family: 'JetBrains Mono', monospace;
  font-weight: 500;
  letter-spacing: 0.04em;
  margin-bottom: 24px;
}

.badge-dot {
  width: 7px;
  height: 7px;
  background: #4ade80;
  border-radius: 50%;
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {

  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }

  50% {
    opacity: 0.5;
    transform: scale(0.75);
  }
}

.hero-greeting {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.9rem;
  color: var(--accent);
  letter-spacing: 0.1em;
  margin-bottom: 10px;
}

.hero-name {
  font-family: 'Syne', sans-serif;
  font-size: clamp(2.8rem, 8vw, 5.5rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
  background: linear-gradient(135deg, var(--text-primary) 30%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-tagline-wrap {
  font-family: 'JetBrains Mono', monospace;
  font-size: clamp(0.95rem, 2.5vw, 1.2rem);
  color: var(--accent);
  margin-bottom: 24px;
  min-height: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2px;
}

.cursor {
  color: var(--accent);
  animation: blink 0.9s step-end infinite;
}

@keyframes blink {

  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0;
  }
}

.hero-sub {
  font-size: clamp(0.95rem, 2vw, 1.05rem);
  color: var(--text-secondary);
  max-width: 660px;
  margin: 0 auto 24px;
  line-height: 1.8;
}

.hero-sub strong {
  color: var(--text-primary);
  font-weight: 600;
}

.hero-proof-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  max-width: 660px;
  margin: 0 auto 34px;
}

.hero-proof {
  position: relative;
  overflow: hidden;
  min-height: 92px;
  padding: 16px 14px;
  border: 1px solid var(--card-border);
  border-radius: 8px;
  background:
    linear-gradient(145deg, rgba(0, 212, 255, 0.12), transparent 70%),
    var(--card-bg);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.035);
  display: flex;
  flex-direction: column;
  justify-content: center;
  transition: transform 0.2s var(--ease-out), border-color 0.2s var(--ease-out), box-shadow 0.2s var(--ease-out);
}

.hero-proof::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  transform: translateX(-110%);
  transition: transform 0.55s var(--ease-out);
}

.hero-proof:hover {
  transform: translateY(-3px);
  border-color: var(--card-border-hover);
  box-shadow: 0 10px 30px var(--accent-glow);
}

.hero-proof:hover::before {
  transform: translateX(110%);
}

.hero-proof--warm {
  background:
    linear-gradient(145deg, rgba(245, 158, 11, 0.16), transparent 70%),
    var(--card-bg);
}

.hero-proof--green {
  background:
    linear-gradient(145deg, rgba(74, 222, 128, 0.14), transparent 70%),
    var(--card-bg);
}

.hero-proof-num {
  font-family: 'Syne', sans-serif;
  font-size: clamp(1.65rem, 4vw, 2.2rem);
  font-weight: 800;
  line-height: 1;
  color: var(--text-primary);
}

.hero-proof-label {
  margin-top: 8px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.07em;
}

.hero-ctas {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

.hero-live-panel {
  max-width: 660px;
  margin: 26px auto 0;
  padding: 14px;
  background: rgba(17, 24, 39, 0.72);
  border: 1px solid var(--card-border);
  border-radius: 8px;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.035);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

[data-theme="light"] .hero-live-panel {
  background: rgba(198, 211, 229, 0.78);
}

.live-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 12px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.live-kicker {
  color: var(--accent);
  font-weight: 600;
}

.live-status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--text-muted);
}

.live-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent-green);
  box-shadow: 0 0 0 0 rgba(74, 222, 128, 0.36);
  animation: livePulse 2.4s ease-in-out infinite;
}

.live-steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
}

.live-step {
  position: relative;
  overflow: hidden;
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--card-border);
  border-radius: 8px;
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
}

.live-step::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(0, 212, 255, 0.16), transparent);
  transform: translateX(-110%);
  animation: stepSweep 6s var(--ease-out) infinite;
}

.live-step:nth-child(2)::before {
  animation-delay: 1.1s;
}

.live-step:nth-child(3)::before {
  animation-delay: 2.2s;
}

.live-step:nth-child(4)::before {
  animation-delay: 3.3s;
}

@keyframes livePulse {
  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(74, 222, 128, 0.36);
  }

  50% {
    box-shadow: 0 0 0 10px rgba(74, 222, 128, 0);
  }
}

@keyframes stepSweep {
  0%,
  18% {
    transform: translateX(-110%);
  }

  36%,
  100% {
    transform: translateX(110%);
  }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: 8px;
  font-family: 'Outfit', sans-serif;
  font-weight: 600;
  font-size: 0.93rem;
  cursor: pointer;
  transition: transform 0.18s var(--ease-out), box-shadow 0.18s var(--ease-out), background 0.18s var(--ease-out), border-color 0.18s var(--ease-out), color 0.18s var(--ease-out);
  min-height: 48px;
  border: 2px solid transparent;
}

.btn-primary {
  background: var(--accent);
  color: #0a0f1e;
  border-color: var(--accent);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px var(--accent-glow);
  background: #33dcff;
  border-color: #33dcff;
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border-color: var(--card-border);
}

.btn-secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px var(--accent-glow);
  background: var(--accent-dim);
}

.btn:active {
  transform: scale(0.97);
}

.btn-icon {
  width: 18px;
  height: 18px;
}

/* Scroll hint */
.hero-scroll-hint {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--text-muted), transparent);
  animation: scrollBob 2s ease-in-out infinite;
}

@keyframes scrollBob {

  0%,
  100% {
    transform: scaleY(1);
    opacity: 0.8;
  }

  50% {
    transform: scaleY(0.5);
    opacity: 0.3;
  }
}

/* Static stat (no counter animation) */




/* ============================================================
   ABOUT
   ============================================================ */
.about-section {
  background: var(--bg-primary);
  transition: background var(--transition);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 240px;
  gap: 56px;
  align-items: start;
}

.about-text p {
  color: var(--text-secondary);
  font-size: 1.03rem;
  line-height: 1.85;
  margin-bottom: 18px;
}

.about-cards {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 28px;
}

.about-card {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-tertiary);
  border: 1px solid var(--card-border);
  border-radius: 8px;
  padding: 8px 14px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  transition: border-color 0.2s ease, color 0.2s ease, background var(--transition);
}

.about-card:hover {
  border-color: var(--accent);
  color: var(--text-primary);
}

.about-card-icon {
  display: inline-flex;
  align-items: center;
  color: var(--accent);
  flex-shrink: 0;
}

.about-card-icon svg {
  width: 15px;
  height: 15px;
}

.about-right {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.avatar-wrap {
  display: flex;
  justify-content: center;
}

.avatar-placeholder {
  width: 160px;
  height: 160px;
  border-radius: 20px;
  background: var(--bg-tertiary);
  border: 2px solid var(--card-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Syne', sans-serif;
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--accent);
  box-shadow: 0 0 40px var(--accent-glow);
  transition: border-color var(--transition), background var(--transition);
}

/* Terminal card in about */
.terminal-card {
  width: 100%;
  background: #0d1117;
  border: 1px solid var(--card-border);
  border-radius: 8px;
  overflow: hidden;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
  transition: border-color 0.2s ease;
}

[data-theme="light"] .terminal-card {
  background: #1e2432;
}

.terminal-card:hover {
  border-color: var(--accent);
}

.terminal-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 9px 12px;
  background: rgba(255, 255, 255, 0.04);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.t-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.t-red {
  background: #ff5f57;
}

.t-yellow {
  background: #febc2e;
}

.t-green {
  background: #28c840;
}

.t-title {
  margin-left: 6px;
  color: rgba(255, 255, 255, 0.3);
  font-size: 0.72rem;
}

.terminal-body {
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  line-height: 1.6;
}

.terminal-body p {
  white-space: nowrap;
}

.t-kw {
  color: #79c0ff;
}

.t-op {
  color: #ff7b72;
}

.t-str {
  color: #a5d6ff;
}

.t-green-text {
  color: #56d364 !important;
}

.t-fn {
  color: #d2a8ff;
}

.t-num {
  color: #f8cc81;
}

/* ============================================================
   SKILLS
   ============================================================ */
.skills-section {
  background: var(--bg-secondary);
  transition: background var(--transition);
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.skill-group {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 8px;
  padding: 28px;
  transition: border-color 0.2s var(--ease-out), box-shadow 0.2s var(--ease-out), background var(--transition), transform 0.2s var(--ease-out);
  position: relative;
  overflow: hidden;
}

.skill-group::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(to right, var(--accent), transparent);
  opacity: 0;
  transition: opacity 0.25s ease;
}

.skill-group:hover {
  border-color: var(--card-border-hover);
  transform: translateY(-2px);
  box-shadow: 0 10px 26px var(--accent-glow);
}

.skill-group:hover::before {
  opacity: 1;
}

.skill-group-title {
  font-family: 'Syne', sans-serif;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-secondary);
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  gap: 8px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.skill-group-icon {
  color: var(--accent);
  display: inline-flex;
  align-items: center;
}

.skill-group-icon svg {
  width: 16px;
  height: 16px;
}

.badge-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: var(--badge-bg);
  border: 1px solid var(--badge-border);
  border-radius: 20px;
  padding: 5px 12px;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-secondary);
  cursor: default;
  transition: border-color 0.2s ease, color 0.2s ease, background 0.2s ease;
}

.badge:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-dim);
}

/* ============================================================
   PROJECTS
   ============================================================ */
.projects-section {
  background: var(--bg-primary);
  transition: background var(--transition);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}

.project-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 8px;
  padding: 18px 20px 22px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  position: relative;
  overflow: hidden;
  transition: transform 0.2s var(--ease-out), box-shadow 0.2s var(--ease-out), border-color 0.2s var(--ease-out), background var(--transition);
}

.project-card::before {
  content: '';
  position: absolute;
  inset: -35% -25% auto auto;
  width: 220px;
  height: 220px;
  background: radial-gradient(circle, rgba(0, 212, 255, 0.16), transparent 68%);
  opacity: 0.65;
  pointer-events: none;
  transition: opacity var(--transition), transform var(--transition);
}

.project-card:hover::before {
  opacity: 0.95;
  transform: translate(-10px, 10px);
}

.card-accent-line {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(to right, var(--accent), #7c3aed);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s var(--ease-out);
}

.project-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 28px var(--accent-glow);
  border-color: var(--card-border-hover);
}

.project-card:hover .card-accent-line {
  transform: scaleX(1);
}

/* Featured card */
.project-card--featured {
  border-color: rgba(0, 212, 255, 0.2);
}

[data-theme="light"] .project-card--featured {
  border-color: rgba(2, 132, 199, 0.25);
}

.card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  position: relative;
  z-index: 1;
}

.project-visual {
  position: relative;
  min-height: 126px;
  border: 1px solid rgba(255, 255, 255, 0.055);
  border-radius: 8px;
  overflow: hidden;
  background:
    radial-gradient(circle at 72% 22%, rgba(167, 139, 250, 0.28), transparent 34%),
    radial-gradient(circle at 18% 78%, rgba(0, 212, 255, 0.22), transparent 35%),
    linear-gradient(145deg, rgba(15, 23, 42, 0.98), rgba(8, 13, 27, 0.98));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
  transition: transform 0.35s var(--ease-out), border-color 0.35s var(--ease-out);
}

.project-card:hover .project-visual {
  transform: translateY(-2px);
  border-color: rgba(0, 212, 255, 0.26);
}

[data-theme="light"] .project-visual {
  border-color: rgba(15, 23, 42, 0.16);
  box-shadow: 0 14px 28px -20px rgba(15, 23, 42, 0.55), inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

[data-theme="light"] .project-card:hover .project-visual {
  border-color: rgba(2, 132, 199, 0.45);
}

.project-visual::before,
.project-visual::after {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.project-visual::before {
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(0deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 26px 26px;
  mask-image: linear-gradient(to bottom, black, transparent 84%);
}

.project-visual::after {
  background: linear-gradient(110deg, transparent 15%, rgba(255, 255, 255, 0.12), transparent 42%);
  transform: translateX(-120%);
  transition: transform 0.75s var(--ease-out);
}

.project-card:hover .project-visual::after {
  transform: translateX(120%);
}

.project-visual span {
  position: absolute;
  display: block;
}

.project-visual--toolkit span {
  width: 54%;
  height: 2px;
  left: 18%;
  background: linear-gradient(to right, transparent, var(--accent), transparent);
  box-shadow: 0 0 18px rgba(0, 212, 255, 0.55);
}

.project-visual--toolkit span:nth-child(1) { top: 28%; }
.project-visual--toolkit span:nth-child(2) { top: 44%; left: 26%; width: 42%; background: linear-gradient(to right, transparent, var(--accent-green), transparent); }
.project-visual--toolkit span:nth-child(3) { top: 60%; left: 14%; width: 62%; background: linear-gradient(to right, transparent, var(--accent-warm), transparent); }
.project-visual--toolkit span:nth-child(4) { top: 76%; left: 34%; width: 32%; }

.project-visual--agents span {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 28px rgba(0, 212, 255, 0.65);
}

.project-visual--agents span:nth-child(1) { left: 18%; top: 26%; }
.project-visual--agents span:nth-child(2) { left: 63%; top: 22%; background: var(--accent-violet); }
.project-visual--agents span:nth-child(3) { left: 44%; top: 64%; background: var(--accent-green); }
.project-visual--agents span:nth-child(4) {
  left: 18%;
  top: 26%;
  width: 58%;
  height: 48%;
  border-radius: 999px;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.13);
  box-shadow: none;
}

.project-visual--video span {
  left: 16%;
  width: 68%;
  height: 18px;
  border-radius: 4px;
  background: linear-gradient(90deg, rgba(245, 158, 11, 0.9), rgba(0, 212, 255, 0.68));
  box-shadow: 0 0 22px rgba(245, 158, 11, 0.28);
}

.project-visual--video span:nth-child(1) { top: 26%; }
.project-visual--video span:nth-child(2) { top: 48%; width: 52%; }
.project-visual--video span:nth-child(3) { top: 70%; width: 38%; }

.project-visual--api span {
  width: 40px;
  height: 40px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 8px;
  background: rgba(0, 212, 255, 0.08);
}

.project-visual--api span:nth-child(1) { left: 18%; top: 22%; }
.project-visual--api span:nth-child(2) { left: 44%; top: 22%; background: rgba(74, 222, 128, 0.08); }
.project-visual--api span:nth-child(3) { left: 30%; top: 58%; background: rgba(167, 139, 250, 0.1); }
.project-visual--api span:nth-child(4) { left: 58%; top: 58%; background: rgba(245, 158, 11, 0.1); }

.project-meta-row {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.project-kicker {
  color: var(--accent);
  font-weight: 600;
}

.project-signal {
  color: var(--text-muted);
  text-align: right;
}

.card-title-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.card-title {
  font-family: 'Syne', sans-serif;
  font-size: 1.08rem;
  font-weight: 700;
  color: var(--text-primary);
}

.card-badge {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.68rem;
  font-weight: 600;
  background: var(--accent-dim);
  border: 1px solid var(--accent);
  color: var(--accent);
  border-radius: 4px;
  padding: 2px 8px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.card-badge--gist {
  background: rgba(100, 180, 120, 0.1);
  border-color: #4ade80;
  color: #4ade80;
}

.card-link {
  color: var(--text-muted);
  flex-shrink: 0;
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  border: 1px solid var(--card-border);
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.card-link:hover {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-dim);
}

.icon-github {
  width: 17px;
  height: 17px;
}

.card-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.75;
  flex: 1;
  position: relative;
  z-index: 1;
}

.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: auto;
  position: relative;
  z-index: 1;
}

.tag {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.7rem;
  background: var(--bg-tertiary);
  border: 1px solid var(--card-border);
  color: var(--text-muted);
  border-radius: 4px;
  padding: 3px 9px;
  letter-spacing: 0.03em;
  transition: border-color 0.2s ease, color 0.2s ease, background var(--transition);
}

.project-card:hover .tag {
  border-color: rgba(0, 212, 255, 0.2);
  color: var(--text-secondary);
}

/* ============================================================
   CONTACT
   ============================================================ */
.contact-section {
  background: var(--bg-secondary);
  text-align: center;
  transition: background var(--transition);
}

.contact-sub {
  font-size: 1.02rem;
  color: var(--text-secondary);
  margin-bottom: 48px;
  line-height: 1.8;
}

.contact-links {
  display: flex;
  flex-direction: column;
  gap: 14px;
  max-width: 500px;
  margin: 0 auto;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 18px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 8px;
  padding: 18px 22px;
  text-align: left;
  transition: border-color 0.2s var(--ease-out), transform 0.2s var(--ease-out), box-shadow 0.2s var(--ease-out), background var(--transition);
}

.contact-item:hover {
  border-color: var(--card-border-hover);
  transform: translateX(4px);
  box-shadow: 0 6px 20px var(--accent-glow);
}

.contact-icon {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  background: var(--accent-dim);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  transition: background var(--transition);
}

.contact-icon svg {
  width: 20px;
  height: 20px;
}

.contact-label {
  display: block;
  font-size: 0.72rem;
  font-family: 'JetBrains Mono', monospace;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.09em;
  margin-bottom: 3px;
}

.contact-value {
  display: block;
  font-size: 0.93rem;
  font-weight: 500;
  color: var(--text-primary);
}

.contact-arrow {
  margin-left: auto;
  color: var(--text-muted);
  font-size: 1.1rem;
  transition: transform 0.2s ease, color 0.2s ease;
}

.contact-item:hover .contact-arrow {
  transform: translateX(4px);
  color: var(--accent);
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--bg-primary);
  border-top: 1px solid var(--card-border);
  text-align: center;
  padding: 36px 24px 28px;
  font-size: 0.8rem;
  color: var(--text-muted);
  font-family: 'JetBrains Mono', monospace;
  transition: background var(--transition), border-color var(--transition);
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 6px 22px;
}

.footer-links a,
.footer-social a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer-links a:hover,
.footer-social a:hover {
  color: var(--accent);
}

.footer-social {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 6px 10px;
  color: var(--text-muted);
}

.footer-meta {
  margin: 0;
  opacity: 0.75;
}

/* ============================================================
   BACK TO TOP
   ============================================================ */
.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 28px;
  width: 44px;
  height: 44px;
  border-radius: 8px;
  border: 1px solid var(--card-border);
  background: var(--card-bg);
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: opacity 0.24s var(--ease-out), transform 0.24s var(--ease-out), border-color 0.18s var(--ease-out), color 0.18s var(--ease-out), box-shadow 0.18s var(--ease-out), background var(--transition);
  z-index: 500;
}

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

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

.back-to-top:hover {
  color: var(--accent);
  border-color: var(--accent);
  box-shadow: 0 4px 20px var(--accent-glow);
}

/* ============================================================
   RESPONSIVE — TABLET (≤ 960px)
   ============================================================ */
@media (max-width: 960px) {
  .skills-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .about-right {
    flex-direction: row;
    justify-content: flex-start;
    align-items: flex-start;
  }

  .terminal-card {
    max-width: 260px;
  }
}

/* ============================================================
   RESPONSIVE — MOBILE (≤ 768px)
   ============================================================ */
@media (max-width: 768px) {

  /* Nav */
  .nav-links {
    display: none;
    flex-direction: column;
    gap: 0;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--nav-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--card-border);
    padding: 8px 0 16px;
    z-index: 999;
  }

  .nav-links.open {
    display: flex;
  }

  .nav-link {
    padding: 14px 24px;
    font-size: 1rem;
    display: block;
  }

  .nav-link::after {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  /* Hero */
  .hero {
    padding: 100px 24px 80px;
  }

  .hero-constellation {
    display: none;
  }

  .hero-proof-grid {
    grid-template-columns: 1fr;
    max-width: 320px;
  }

  .hero-proof {
    min-height: 78px;
  }

  .live-panel-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }

  .live-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero-ctas {
    flex-direction: column;
    align-items: center;
  }

  .btn {
    width: 100%;
    max-width: 280px;
    justify-content: center;
  }

  /* Stats */



  /* Projects */
  .projects-grid {
    grid-template-columns: 1fr;
  }

  .project-visual {
    min-height: 104px;
  }

  .project-meta-row {
    align-items: flex-start;
    flex-direction: column;
    gap: 4px;
  }

  .project-signal {
    text-align: left;
  }

  /* Skills */
  .skills-grid {
    grid-template-columns: 1fr;
  }

  /* About right */
  .about-right {
    flex-direction: column;
    align-items: center;
  }

  .terminal-card {
    max-width: 100%;
    width: 100%;
  }

  .section {
    padding: 72px 0;
  }

  .oss-proof-list {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   RESPONSIVE — SMALL MOBILE (≤ 480px)
   ============================================================ */
@media (max-width: 480px) {
  .avatar-placeholder {
    width: 130px;
    height: 130px;
    font-size: 1.9rem;
  }

  .about-card {
    font-size: 0.82rem;
  }




  .contact-item {
    padding: 14px 16px;
  }

  .hero-badge {
    font-size: 0.72rem;
    max-width: 100%;
    text-align: left;
  }

  .oss-repos {
    grid-template-columns: repeat(2, 1fr);
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .contact-email-cta {
    flex-direction: column;
    text-align: center;
    gap: 8px;
  }

  .cta-reply {
    margin-left: 0;
  }

}

/* ============================================================
   CURRENTLY BUILDING
   ============================================================ */
.currently-building {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-top: 28px;
  padding: 16px 20px;
  background: var(--bg-tertiary);
  border: 1px solid var(--card-border);
  border-left: 3px solid #4ade80;
  border-radius: 8px;
  transition: background var(--transition), border-color var(--transition);
}

.now-dot {
  width: 8px;
  height: 8px;
  background: #4ade80;
  border-radius: 50%;
  flex-shrink: 0;
  margin-top: 5px;
  animation: pulse-dot 2s ease-in-out infinite;
}

.now-label {
  display: block;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  font-weight: 600;
  color: #4ade80;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 5px;
}

.now-text {
  display: block;
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* ============================================================
   PROCESS
   ============================================================ */
.process-section {
  background: var(--bg-primary);
  border-top: 1px solid var(--card-border);
  transition: background var(--transition), border-color var(--transition);
}

.process-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
  gap: 56px;
  align-items: center;
}

.process-copy {
  max-width: 440px;
}

.process-sub {
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.82;
}

.process-board {
  position: relative;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.process-rail {
  position: absolute;
  left: 20px;
  right: 20px;
  top: 50%;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--accent), var(--accent-warm), transparent);
  opacity: 0.36;
  transform: translateY(-50%);
}

.process-card {
  position: relative;
  min-height: 190px;
  padding: 24px;
  background:
    linear-gradient(150deg, rgba(0, 212, 255, 0.08), transparent 62%),
    var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 8px;
  overflow: hidden;
  transition: transform 0.2s var(--ease-out), border-color 0.2s var(--ease-out), box-shadow 0.2s var(--ease-out), background var(--transition);
}

.process-card:nth-of-type(3) {
  background:
    linear-gradient(150deg, rgba(245, 158, 11, 0.1), transparent 62%),
    var(--card-bg);
}

.process-card:nth-of-type(4) {
  background:
    linear-gradient(150deg, rgba(74, 222, 128, 0.08), transparent 62%),
    var(--card-bg);
}

.process-card::after {
  content: '';
  position: absolute;
  inset: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.055);
  pointer-events: none;
}

.process-card:hover {
  transform: translateY(-3px);
  border-color: var(--card-border-hover);
  box-shadow: 0 10px 28px var(--accent-glow);
}

.process-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 28px;
  margin-bottom: 28px;
  border: 1px solid var(--card-border);
  border-radius: 8px;
  color: var(--accent);
  background: var(--bg-tertiary);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  font-weight: 600;
}

.process-card h3 {
  font-family: 'Syne', sans-serif;
  font-size: 1.05rem;
  color: var(--text-primary);
  margin-bottom: 10px;
}

.process-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
}

@media (max-width: 768px) {
  .process-layout {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .process-copy {
    max-width: none;
  }
}

@media (max-width: 480px) {
  .process-board {
    grid-template-columns: 1fr;
  }

  .process-rail {
    display: none;
  }

  .process-card {
    min-height: 160px;
  }
}

/* ============================================================
   SERVICES / WHAT I BUILD
   ============================================================ */
.services-section {
  background: var(--bg-tertiary);
  padding: 56px 0;
  border-top: 1px solid var(--card-border);
  border-bottom: 1px solid var(--card-border);
  transition: background var(--transition), border-color var(--transition);
}

.services-grid {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  padding: 28px 24px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 8px;
  text-align: center;
  transition: border-color 0.2s var(--ease-out), transform 0.2s var(--ease-out), box-shadow 0.2s var(--ease-out), background var(--transition);
}

.service-card:hover {
  border-color: var(--card-border-hover);
  transform: translateY(-3px);
  box-shadow: 0 10px 26px var(--accent-glow);
}

.service-icon {
  margin-bottom: 14px;
  display: flex;
  justify-content: center;
}

.service-icon svg {
  width: 32px;
  height: 32px;
  color: var(--accent);
}

.service-title {
  font-family: 'Syne', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 10px;
}

.service-desc {
  font-size: 0.86rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ============================================================
   OPEN SOURCE SECTION
   ============================================================ */
.oss-section {
  background: var(--bg-secondary);
  padding: 72px 0;
  border-top: 1px solid var(--card-border);
  transition: background var(--transition), border-color var(--transition);
}

.oss-inner {
  display: flex;
  flex-direction: column;
  gap: 36px;
}

.oss-eyebrow {
  display: block;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 10px;
}

.oss-title {
  font-family: 'Syne', sans-serif;
  font-size: clamp(1.2rem, 3vw, 1.6rem);
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 8px;
  max-width: 600px;
}

.oss-sub {
  font-size: 0.9rem;
  color: var(--text-secondary);
  max-width: 760px;
  line-height: 1.75;
}

.oss-proof-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.oss-proof-item {
  position: relative;
  overflow: hidden;
  min-height: 142px;
  padding: 22px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 8px;
  transition: transform 0.2s var(--ease-out), border-color 0.2s var(--ease-out), box-shadow 0.2s var(--ease-out), background var(--transition);
}

.oss-proof-item::after {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 3px;
  height: 100%;
  background: linear-gradient(to bottom, var(--accent), var(--accent-warm), var(--accent-green));
  opacity: 0.85;
}

.oss-proof-item:hover {
  transform: translateY(-2px);
  border-color: var(--card-border-hover);
  box-shadow: 0 8px 24px var(--accent-glow);
}

.oss-proof-kicker {
  display: block;
  margin-bottom: 8px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.68rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.09em;
}

.oss-proof-item strong {
  display: block;
  margin-bottom: 8px;
  font-family: 'Syne', sans-serif;
  font-size: 1rem;
  color: var(--text-primary);
}

.oss-proof-item span:last-child {
  display: block;
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

.oss-repos {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
}

.oss-repo {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 18px 14px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 8px;
  text-align: center;
  transition: border-color 0.2s var(--ease-out), transform 0.2s var(--ease-out), box-shadow 0.2s var(--ease-out), background var(--transition);
}

.oss-repo:hover {
  border-color: var(--card-border-hover);
  transform: translateY(-3px);
  box-shadow: 0 8px 24px var(--accent-glow);
}

.oss-repo-name {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-primary);
}

.oss-repo-stars {
  font-size: 0.75rem;
  color: var(--accent);
  font-weight: 500;
}

/* ============================================================
   CONTACT EMAIL CTA
   ============================================================ */
.contact-email-cta {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--accent-dim);
  border: 1px solid var(--accent);
  border-radius: 8px;
  padding: 20px 28px;
  margin-bottom: 20px;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
  color: var(--text-primary);
  font-weight: 500;
  font-size: 0.95rem;
  transition: background 0.18s var(--ease-out), box-shadow 0.18s var(--ease-out), transform 0.18s var(--ease-out);
}

.contact-email-cta svg {
  width: 22px;
  height: 22px;
  color: var(--accent);
  flex-shrink: 0;
}

.contact-email-cta:hover {
  background: rgba(0, 212, 255, 0.15);
  box-shadow: 0 6px 28px var(--accent-glow);
  transform: translateY(-2px);
}

.cta-reply {
  margin-left: auto;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  color: var(--accent);
  white-space: nowrap;
}

@media (max-width: 960px) {
  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .oss-repos {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .services-section {
    padding: 40px 0;
  }

  .services-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    padding: 0 24px;
  }

  .oss-repos {
    grid-template-columns: repeat(3, 1fr);
  }

  .oss-section {
    padding: 56px 0;
  }

}

/* ============================================================
   CONTACT MODAL
   ============================================================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(5, 8, 20, 0.82);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.modal-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.modal-card {
  background: var(--bg-secondary);
  border: 1px solid var(--card-border);
  border-radius: 8px;
  width: 100%;
  max-width: 560px;
  padding: 32px;
  position: relative;
  transform: translateY(16px) scale(0.98);
  transition: transform var(--dur-base) var(--ease-out), background var(--transition);
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.42);
}

.modal-overlay.open .modal-card {
  transform: translateY(0) scale(1);
}

/* Header */
.modal-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 28px;
}

.modal-title {
  font-family: 'Syne', sans-serif;
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.modal-subtitle {
  font-size: 0.83rem;
  color: var(--text-muted);
  font-family: 'JetBrains Mono', monospace;
}

.modal-close {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  border: 1px solid var(--card-border);
  background: transparent;
  color: var(--text-muted);
  font-size: 1.3rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
  line-height: 1;
}

.modal-close:hover {
  color: var(--text-primary);
  border-color: var(--accent);
  background: var(--accent-dim);
}

/* Form layout */
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 7px;
  margin-bottom: 16px;
}

.form-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.73rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  display: flex;
  align-items: center;
  gap: 8px;
}

.form-error {
  font-size: 0.7rem;
  color: #f87171;
  font-weight: 500;
  text-transform: none;
  letter-spacing: 0;
  transition: opacity 0.2s ease;
}

.form-input {
  background: var(--bg-tertiary);
  border: 1px solid var(--card-border);
  border-radius: 8px;
  padding: 11px 16px;
  color: var(--text-primary);
  font-family: 'Outfit', sans-serif;
  font-size: 0.92rem;
  outline: none;
  width: 100%;
  transition: border-color 0.18s var(--ease-out), box-shadow 0.18s var(--ease-out), background var(--transition);
  -webkit-appearance: none;
  appearance: none;
}

.form-input::placeholder {
  color: var(--text-muted);
}

.form-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

.form-input.input-error {
  border-color: #f87171;
  box-shadow: 0 0 0 3px rgba(248, 113, 113, 0.15);
}

.form-input.input-valid {
  border-color: #4ade80;
  box-shadow: 0 0 0 3px rgba(74, 222, 128, 0.15);
}

.form-textarea {
  resize: vertical;
  min-height: 110px;
  line-height: 1.6;
}

/* Form footer / send button */
.form-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 4px;
}

.form-note {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  color: var(--text-muted);
}

.btn-send {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--accent);
  color: #0a0f1e;
  border: none;
  border-radius: 8px;
  padding: 12px 24px;
  font-family: 'Outfit', sans-serif;
  font-weight: 700;
  font-size: 0.9rem;
  cursor: pointer;
  min-width: 160px;
  justify-content: center;
  position: relative;
  transition: background 0.18s var(--ease-out), transform 0.18s var(--ease-out), box-shadow 0.18s var(--ease-out);
}

.btn-send:hover:not(:disabled) {
  background: #33dcff;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px var(--accent-glow);
}

.btn-send:active:not(:disabled) {
  transform: scale(0.97);
}

.btn-send:disabled {
  opacity: 0.75;
  cursor: not-allowed;
}

/* Spinner inside button */
.btn-send-spinner {
  display: none;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(10, 15, 30, 0.3);
  border-top-color: #0a0f1e;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  flex-shrink: 0;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.btn-send-arrow {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

/* Button states */
.btn-send.loading .btn-send-label {
  display: none;
}

.btn-send.loading .btn-send-spinner {
  display: block;
}

.btn-send.loading .btn-send-arrow {
  display: none;
}

/* ============================================================
   MODAL SUCCESS STATE
   ============================================================ */
.modal-form-state {
  display: block;
}

.modal-success-state {
  display: none;
}

.modal-success-state.visible {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 20px 0 8px;
  gap: 14px;
}

/* Animated checkmark */
.success-animation {
  width: 80px;
  height: 80px;
  margin-bottom: 4px;
}

.success-svg {
  width: 80px;
  height: 80px;
  display: block;
}

.success-circle {
  stroke: var(--accent);
  stroke-width: 2;
  stroke-dasharray: 166;
  stroke-dashoffset: 166;
  animation: draw-circle 0.5s ease forwards;
}

.success-tick {
  stroke: var(--accent);
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 48;
  stroke-dashoffset: 48;
  animation: draw-tick 0.4s ease 0.45s forwards;
}

@keyframes draw-circle {
  to {
    stroke-dashoffset: 0;
  }
}

@keyframes draw-tick {
  to {
    stroke-dashoffset: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }

  .js .animate-on-scroll {
    opacity: 1;
    transform: none;
    animation: none;
  }

  .live-dot,
  .live-step::before {
    animation: none;
  }

  .hero-constellation {
    display: none;
  }

  .project-visual::after {
    display: none;
  }
}

.success-title {
  font-family: 'Syne', sans-serif;
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--text-primary);
}

.success-msg {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

.btn-close-success {
  margin-top: 8px;
  padding: 10px 28px;
  border-radius: 8px;
  border: 1px solid var(--card-border);
  background: transparent;
  color: var(--text-secondary);
  font-family: 'Outfit', sans-serif;
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: border-color 0.2s ease, color 0.2s ease, background 0.2s ease;
}

.btn-close-success:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-dim);
}

/* Modal responsive */
@media (max-width: 600px) {
  .modal-card {
    padding: 24px 20px;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .form-footer {
    flex-direction: column;
    align-items: stretch;
  }

  .btn-send {
    width: 100%;
  }

  .form-note {
    text-align: center;
  }
}

/* ============================================================
   PRINT STYLES
   ============================================================ */
@media print {
  body {
    background: #ffffff !important;
    color: #000000 !important;
  }

  .navbar,
  .theme-toggle,
  .hero-bg-grid,
  .hero-constellation,
  .hero-scroll-hint,
  .contact-email-cta,
  .back-to-top,

  .section,
  .hero {
    padding: 20px 0 !important;
    min-height: auto !important;
  }

  .project-card,
  .skill-group,
  .service-card,
  .terminal-card,
  .about-card {
    background: #ffffff !important;
    border: 1px solid #dddddd !important;
    box-shadow: none !important;
    page-break-inside: avoid;
  }

  .project-visual {
    display: none !important;
  }

  h1,
  h2,
  h3,
  p,
  span,
  div {
    color: #000000 !important;
    -webkit-text-fill-color: #000000 !important;
  }

  .animate-on-scroll {
    opacity: 1 !important;
    transform: none !important;
  }

  .btn {
    border: 1px solid #000 !important;
    color: #000 !important;
    background: transparent !important;
  }
}