/* ============================================
   SKILLSWAP — Design System
   Palette: Deep Navy + Electric Violet + Lime
   Fonts: Syne + Plus Jakarta Sans
   ============================================ */

:root {
  --navy: #0D0D1A;
  --navy-2: #12121F;
  --navy-3: #1A1A2E;
  --navy-4: #22223A;
  --navy-5: #2E2E4A;

  --violet: #7C3AED;
  --violet-light: #9B5CF6;
  --violet-pale: rgba(124, 58, 237, 0.15);
  --violet-glow: rgba(124, 58, 237, 0.3);

  --lime: #A3E635;
  --lime-dark: #84CC16;
  --lime-pale: rgba(163, 230, 53, 0.12);

  --white: #F0EEF8;
  --white-2: #C8C4DC;
  --white-3: #8884A0;
  --white-4: #4A4860;

  --success: #10B981;
  --warning: #F59E0B;
  --danger: #EF4444;
  --pink: #EC4899;
  --cyan: #06B6D4;

  --radius: 16px;
  --radius-sm: 10px;
  --radius-lg: 24px;
  --radius-xl: 32px;

  --shadow: 0 8px 40px rgba(0,0,0,0.4);
  --shadow-violet: 0 8px 32px rgba(124,58,237,0.25);
  --shadow-lime: 0 4px 20px rgba(163,230,53,0.2);

  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: 'Plus Jakarta Sans', sans-serif;
  background: var(--navy);
  color: var(--white);
  overflow-x: hidden;
  line-height: 1.6;
}

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--navy-2); }
::-webkit-scrollbar-thumb { background: var(--violet); border-radius: 3px; }

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }

/* ============================================
   TYPOGRAPHY
   ============================================ */
h1, h2, h3, h4 {
  font-family: 'Syne', sans-serif;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

em {
  font-style: normal;
  background: linear-gradient(135deg, var(--violet-light), var(--lime));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ============================================
   REVEAL ANIMATIONS
   ============================================ */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

.reveal-delay-1 { transition-delay: 0.12s; }
.reveal-delay-2 { transition-delay: 0.24s; }
.reveal-delay-3 { transition-delay: 0.36s; }
.reveal-delay-4 { transition-delay: 0.48s; }

/* ============================================
   NAV
   ============================================ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 0 24px;
  transition: background var(--transition), backdrop-filter var(--transition);
}

.nav.scrolled {
  background: rgba(13, 13, 26, 0.9);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  height: 72px;
  display: flex;
  align-items: center;
  gap: 40px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: 'Syne', sans-serif;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--white);
  flex-shrink: 0;
}

.logo-icon {
  width: 36px; height: 36px;
  background: var(--violet-pale);
  border: 1px solid var(--violet-glow);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  color: var(--violet-light);
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 32px;
  flex: 1;
}

.nav-links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--white-3);
  transition: color var(--transition);
}

.nav-links a:hover { color: var(--white); }

.nav-cta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-left: auto;
}

.btn-ghost-sm {
  padding: 8px 18px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255,255,255,0.12);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--white-2);
  transition: all var(--transition);
}

.btn-ghost-sm:hover { border-color: var(--violet-light); color: var(--white); }

.btn-primary-sm {
  padding: 8px 20px;
  border-radius: var(--radius-sm);
  background: var(--violet);
  font-size: 0.85rem;
  font-weight: 600;
  color: white;
  transition: all var(--transition);
  box-shadow: var(--shadow-violet);
}

.btn-primary-sm:hover {
  background: var(--violet-light);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(124,58,237,0.4);
}

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  margin-left: auto;
}

.nav-hamburger span {
  display: block;
  width: 22px; height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all var(--transition);
}

.nav-mobile {
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: 16px 0;
  border-top: 1px solid rgba(255,255,255,0.06);
}

.nav-mobile a {
  padding: 10px 4px;
  font-size: 0.95rem;
  color: var(--white-2);
  transition: color var(--transition);
}

.nav-mobile a:hover { color: var(--white); }
.nav-mobile.open { display: flex; }

/* ============================================
   HERO
   ============================================ */
.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 60px;
  padding: 120px 80px 80px;
  max-width: 1300px;
  margin: 0 auto;
  position: relative;
}

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

.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.35;
}

.orb-1 {
  width: 500px; height: 500px;
  background: var(--violet);
  top: -100px; left: -100px;
  animation: orbFloat 8s ease-in-out infinite;
}

.orb-2 {
  width: 400px; height: 400px;
  background: var(--lime);
  bottom: -50px; right: -50px;
  opacity: 0.2;
  animation: orbFloat 10s ease-in-out infinite reverse;
}

.orb-3 {
  width: 300px; height: 300px;
  background: var(--pink);
  top: 50%; right: 30%;
  opacity: 0.15;
  animation: orbFloat 12s ease-in-out infinite 2s;
}

@keyframes orbFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -20px) scale(1.05); }
  66% { transform: translate(-20px, 30px) scale(0.95); }
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(124,58,237,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(124,58,237,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
}

.hero-content { position: relative; z-index: 1; }
.hero-visual { position: relative; z-index: 1; }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(163,230,53,0.1);
  border: 1px solid rgba(163,230,53,0.25);
  border-radius: 50px;
  padding: 6px 16px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--lime);
  margin-bottom: 24px;
}

.badge-dot {
  width: 7px; height: 7px;
  background: var(--lime);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

.hero-title {
  font-size: clamp(2.8rem, 5vw, 4.5rem);
  font-weight: 800;
  color: var(--white);
  margin-bottom: 20px;
  line-height: 1.05;
}

.title-accent {
  background: linear-gradient(135deg, var(--lime) 0%, var(--violet-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: 1.1rem;
  color: var(--white-3);
  line-height: 1.7;
  margin-bottom: 36px;
}

.br-desktop { display: block; }

.hero-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.btn-hero {
  display: inline-flex;
  align-items: center;
  padding: 14px 32px;
  background: linear-gradient(135deg, var(--violet), var(--violet-light));
  color: white;
  font-family: 'Syne', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  border-radius: 50px;
  border: none;
  cursor: pointer;
  transition: all var(--transition-bounce);
  box-shadow: var(--shadow-violet);
}

.btn-hero:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 12px 40px rgba(124,58,237,0.5);
}

.btn-hero-ghost {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 14px 24px;
  color: var(--white-2);
  font-size: 0.95rem;
  font-weight: 500;
  border-radius: 50px;
  border: 1px solid rgba(255,255,255,0.12);
  transition: all var(--transition);
}

.btn-hero-ghost:hover { border-color: var(--violet-light); color: var(--white); }

.hero-stats {
  display: flex;
  align-items: center;
  gap: 24px;
}

.hero-stat { text-align: center; }

.stat-n {
  display: block;
  font-family: 'Syne', sans-serif;
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1;
}

.stat-l {
  font-size: 0.75rem;
  color: var(--white-3);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.stat-divider {
  width: 1px;
  height: 36px;
  background: rgba(255,255,255,0.1);
}

/* Match Card */
.match-card {
  background: rgba(26, 26, 46, 0.9);
  border: 1px solid rgba(124,58,237,0.3);
  border-radius: var(--radius-xl);
  padding: 28px;
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow), var(--shadow-violet);
  position: relative;
  z-index: 2;
}

.match-card-header {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--lime);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 20px;
}

.match-live-dot {
  width: 8px; height: 8px;
  background: var(--lime);
  border-radius: 50%;
  animation: pulse 1.5s ease-in-out infinite;
}

.match-users {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 20px;
}

.match-user {
  display: flex;
  align-items: center;
  gap: 10px;
}

.avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: 'Syne', sans-serif;
  font-size: 0.85rem;
  font-weight: 700;
  flex-shrink: 0;
}

.av-a { background: linear-gradient(135deg, var(--violet), #4F46E5); color: white; }
.av-b { background: linear-gradient(135deg, var(--lime-dark), var(--success)); color: #0D0D1A; }
.av-t1 { background: linear-gradient(135deg, var(--pink), #9333EA); color: white; }
.av-t2 { background: linear-gradient(135deg, var(--warning), #F97316); color: white; }
.av-t3 { background: linear-gradient(135deg, var(--cyan), var(--success)); color: white; }

.match-user-info strong {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--white);
}

.match-user-info span {
  font-size: 0.75rem;
  color: var(--white-3);
}

.match-arrow {
  display: flex;
  flex-direction: column;
  gap: 4px;
  align-items: center;
}

.match-score-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.match-score-label {
  font-size: 0.75rem;
  color: var(--white-3);
  white-space: nowrap;
}

.match-score-bar {
  flex: 1;
  height: 6px;
  background: var(--navy-5);
  border-radius: 3px;
  overflow: hidden;
}

.match-score-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--violet), var(--lime));
  border-radius: 3px;
  width: 0%;
  transition: width 2s cubic-bezier(0.4, 0, 0.2, 1);
}

.match-score-num {
  font-family: 'Syne', sans-serif;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--lime);
  min-width: 36px;
  text-align: right;
}

.match-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 18px;
}

.skill-tag {
  padding: 4px 12px;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
}

.skill-tag.teach {
  background: rgba(124,58,237,0.15);
  border: 1px solid rgba(124,58,237,0.35);
  color: var(--violet-light);
}

.skill-tag.learn {
  background: rgba(163,230,53,0.1);
  border: 1px solid rgba(163,230,53,0.3);
  color: var(--lime);
}

.match-connect-btn {
  width: 100%;
  padding: 12px;
  background: linear-gradient(135deg, var(--violet), var(--violet-light));
  color: white;
  font-family: 'Syne', sans-serif;
  font-size: 0.9rem;
  font-weight: 700;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
}

.match-connect-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-violet);
}

/* Floating pills */
.float-pill {
  position: absolute;
  background: rgba(26,26,46,0.95);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 50px;
  padding: 8px 16px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--white-2);
  backdrop-filter: blur(10px);
  white-space: nowrap;
  z-index: 1;
}

.pill-1 { top: -20px; left: -40px; animation: floatPill 4s ease-in-out infinite; }
.pill-2 { top: 20px; right: -50px; animation: floatPill 5s ease-in-out infinite 0.5s; }
.pill-3 { bottom: 80px; left: -60px; animation: floatPill 6s ease-in-out infinite 1s; }
.pill-4 { bottom: -20px; right: -30px; animation: floatPill 4.5s ease-in-out infinite 1.5s; }
.pill-5 { top: 50%; left: -70px; animation: floatPill 5.5s ease-in-out infinite 0.8s; }

@keyframes floatPill {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.hero-scroll-hint {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-size: 0.72rem;
  color: var(--white-4);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  z-index: 1;
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--white-4), transparent);
  animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  51% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ============================================
   SECTIONS SHARED
   ============================================ */
.section-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 100px 80px;
}

.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--violet-light);
  background: var(--violet-pale);
  border: 1px solid rgba(124,58,237,0.25);
  padding: 4px 14px;
  border-radius: 50px;
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 800;
  color: var(--white);
  margin-bottom: 56px;
  line-height: 1.1;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  padding: 13px 28px;
  background: var(--violet);
  color: white;
  font-family: 'Syne', sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
  border-radius: 50px;
  border: none;
  cursor: pointer;
  transition: all var(--transition-bounce);
  box-shadow: var(--shadow-violet);
}

.btn-primary:hover {
  background: var(--violet-light);
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(124,58,237,0.45);
}

/* ============================================
   HOW IT WORKS
   ============================================ */
.how { background: var(--navy-2); }

.steps-track {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  position: relative;
}

.step-connector {
  position: absolute;
  top: 52px;
  left: calc(16.66% + 24px);
  right: calc(16.66% + 24px);
  height: 1px;
  background: linear-gradient(90deg, var(--violet-glow), var(--lime-pale));
  z-index: 0;
}

.step {
  background: var(--navy-3);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  position: relative;
  z-index: 1;
  transition: border-color var(--transition), transform var(--transition);
}

.step:hover {
  border-color: rgba(124,58,237,0.3);
  transform: translateY(-4px);
}

.step-num {
  font-family: 'Syne', sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--violet-light);
  letter-spacing: 0.1em;
  margin-bottom: 16px;
}

.step-icon {
  width: 52px; height: 52px;
  background: var(--violet-pale);
  border: 1px solid var(--violet-glow);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  color: var(--violet-light);
  margin-bottom: 20px;
}

.step h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 10px;
}

.step p {
  font-size: 0.875rem;
  color: var(--white-3);
  line-height: 1.6;
  margin-bottom: 16px;
}

.step-tags {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.step-tags span {
  font-size: 0.75rem;
  color: var(--white-3);
  background: var(--navy-4);
  padding: 5px 12px;
  border-radius: 6px;
}

.step-score {
  display: flex;
  align-items: center;
  gap: 10px;
}

.mini-bar {
  flex: 1;
  height: 6px;
  background: var(--navy-5);
  border-radius: 3px;
  overflow: hidden;
}

.mini-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--violet), var(--lime));
  border-radius: 3px;
}

.step-score span {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--lime);
}

.step-badges {
  display: flex;
  gap: 8px;
  font-size: 1.4rem;
}

/* ============================================
   MATCH DEMO
   ============================================ */
.match-demo { background: var(--navy); }

.demo-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.demo-desc {
  font-size: 1rem;
  color: var(--white-3);
  line-height: 1.7;
  margin-bottom: 28px;
}

.demo-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px;
}

.demo-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.9rem;
  color: var(--white-2);
}

.demo-check {
  width: 22px; height: 22px;
  background: rgba(163,230,53,0.15);
  border: 1px solid rgba(163,230,53,0.3);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.7rem;
  color: var(--lime);
  flex-shrink: 0;
}

.score-breakdown {
  background: var(--navy-3);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius-lg);
  padding: 28px;
  margin-bottom: 20px;
}

.score-breakdown h4 {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--white-2);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 20px;
}

.score-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}

.score-label {
  font-size: 0.82rem;
  color: var(--white-3);
  min-width: 110px;
}

.score-track {
  flex: 1;
  height: 8px;
  background: var(--navy-5);
  border-radius: 4px;
  overflow: hidden;
}

.score-bar {
  height: 100%;
  border-radius: 4px;
  width: 0;
  transition: width 1.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.sb-1 { background: linear-gradient(90deg, var(--violet), var(--violet-light)); }
.sb-2 { background: linear-gradient(90deg, var(--cyan), var(--success)); }
.sb-3 { background: linear-gradient(90deg, var(--lime-dark), var(--lime)); }

.score-pct {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--white-2);
  min-width: 32px;
  text-align: right;
}

.score-total {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 14px;
  border-top: 1px solid rgba(255,255,255,0.07);
  font-size: 0.9rem;
  color: var(--white-2);
  font-weight: 600;
}

.score-total-num {
  font-family: 'Syne', sans-serif;
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--lime);
}

.semantic-map {
  background: var(--navy-3);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius-lg);
  padding: 24px;
  position: relative;
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.sem-center {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  background: var(--violet);
  color: white;
  font-size: 0.78rem;
  font-weight: 700;
  padding: 8px 16px;
  border-radius: 50px;
  z-index: 2;
  white-space: nowrap;
}

.sem-node {
  position: absolute;
  background: var(--navy-4);
  border: 1px solid rgba(124,58,237,0.3);
  color: var(--violet-light);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: 50px;
  z-index: 2;
}

.sn-1 { top: 20px; left: 20px; }
.sn-2 { top: 20px; right: 20px; }
.sn-3 { bottom: 20px; left: 20px; }
.sn-4 { bottom: 20px; right: 20px; }

.sem-lines {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  z-index: 1;
}

/* ============================================
   FEATURES
   ============================================ */
.features { background: var(--navy-2); }

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.feat-card {
  background: var(--navy-3);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: all var(--transition);
}

.feat-card:hover {
  border-color: rgba(124,58,237,0.3);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.3);
}

.feat-large { grid-column: span 2; }

.feat-icon {
  font-size: 2rem;
  margin-bottom: 16px;
  display: block;
}

.feat-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 10px;
}

.feat-card p {
  font-size: 0.875rem;
  color: var(--white-3);
  line-height: 1.6;
  margin-bottom: 16px;
}

/* Credits demo */
.credits-demo {
  background: var(--navy-4);
  border-radius: var(--radius-sm);
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.credit-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
}

.credit-action { color: var(--white-3); }
.credit-val.earn { color: var(--lime); font-weight: 600; }
.credit-val.spend { color: var(--danger); font-weight: 600; }
.credit-balance { padding-top: 8px; border-top: 1px solid rgba(255,255,255,0.07); }
.credit-balance .credit-action { color: var(--white-2); font-weight: 600; }

/* Roadmap mini */
.roadmap-mini {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  font-size: 0.75rem;
}

.roadmap-mini span {
  background: var(--navy-4);
  color: var(--white-2);
  padding: 4px 10px;
  border-radius: 6px;
}

.rm-arrow { background: none !important; color: var(--white-4) !important; padding: 0 !important; }
.rm-goal { background: var(--violet-pale) !important; color: var(--violet-light) !important; border: 1px solid var(--violet-glow); }

/* Badges */
.badges-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.badge-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  background: var(--navy-4);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-size: 1.4rem;
  cursor: default;
  transition: all var(--transition);
}

.badge-item:hover {
  border-color: var(--violet-glow);
  transform: translateY(-2px);
}

.badge-item span {
  font-size: 0.65rem;
  color: var(--white-3);
  font-weight: 500;
  white-space: nowrap;
}

/* Progress demo */
.progress-demo {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.prog-skill {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.82rem;
}

.prog-skill > span:first-child {
  min-width: 60px;
  color: var(--white-2);
  font-weight: 500;
}

.prog-skill > span:last-child {
  min-width: 36px;
  text-align: right;
  color: var(--white-3);
  font-size: 0.75rem;
}

.prog-track {
  flex: 1;
  height: 8px;
  background: var(--navy-5);
  border-radius: 4px;
  overflow: hidden;
}

.prog-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--violet), var(--violet-light));
  border-radius: 4px;
  width: 0;
  transition: width 1.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.pf-violet { background: linear-gradient(90deg, #4F46E5, var(--violet-light)); }
.pf-lime { background: linear-gradient(90deg, var(--lime-dark), var(--lime)); }

/* ============================================
   CATEGORIES
   ============================================ */
.categories { background: var(--navy); }

.cat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 60px;
}

.cat-card {
  background: var(--navy-3);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-lg);
  padding: 28px;
  cursor: pointer;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.cat-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--cat-color);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}

.cat-card:hover::before { transform: scaleX(1); }

.cat-card:hover {
  border-color: rgba(255,255,255,0.12);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.3);
}

.cat-emoji {
  font-size: 2.2rem;
  margin-bottom: 14px;
  display: block;
}

.cat-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 8px;
}

.cat-card p {
  font-size: 0.8rem;
  color: var(--white-3);
  line-height: 1.5;
  margin-bottom: 14px;
}

.cat-count {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--cat-color);
  background: rgba(255,255,255,0.05);
  padding: 3px 10px;
  border-radius: 50px;
}

/* Skill Ticker */
.skill-ticker {
  overflow: hidden;
  padding: 16px 0;
  border-top: 1px solid rgba(255,255,255,0.06);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  mask-image: linear-gradient(90deg, transparent, black 10%, black 90%, transparent);
}

.ticker-track {
  display: flex;
  gap: 12px;
  animation: ticker 30s linear infinite;
  width: max-content;
}

.ticker-track span {
  background: var(--navy-3);
  border: 1px solid rgba(255,255,255,0.07);
  color: var(--white-3);
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 500;
  white-space: nowrap;
  flex-shrink: 0;
}

@keyframes ticker {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ============================================
   TESTIMONIALS
   ============================================ */
.testimonials { background: var(--navy-2); }

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

.testi-card {
  background: var(--navy-3);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  position: relative;
  transition: all var(--transition);
}

.testi-card:hover {
  border-color: rgba(124,58,237,0.25);
  transform: translateY(-4px);
}

.testi-quote {
  font-family: 'Syne', sans-serif;
  font-size: 4rem;
  font-weight: 800;
  color: var(--violet);
  line-height: 0.8;
  margin-bottom: 16px;
  opacity: 0.6;
}

.testi-card > p {
  font-size: 0.9rem;
  color: var(--white-2);
  line-height: 1.7;
  margin-bottom: 20px;
}

.testi-author {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.testi-author strong {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--white);
}

.testi-author span {
  font-size: 0.75rem;
  color: var(--white-3);
}

.testi-exchange {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--white-3);
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta-section {
  background: var(--navy);
  padding: 0 80px 100px;
}

.cta-inner {
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
  background: var(--navy-3);
  border: 1px solid rgba(124,58,237,0.2);
  border-radius: var(--radius-xl);
  padding: 72px 60px;
  position: relative;
  overflow: hidden;
}

.cta-orb {
  position: absolute;
  width: 400px; height: 400px;
  background: var(--violet);
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.12;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

.cta-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: var(--white);
  margin-bottom: 16px;
  position: relative;
}

.cta-sub {
  font-size: 1rem;
  color: var(--white-3);
  margin-bottom: 36px;
  position: relative;
}

.cta-form {
  display: flex;
  gap: 10px;
  max-width: 480px;
  margin: 0 auto 16px;
  position: relative;
}

.cta-input {
  flex: 1;
  padding: 14px 20px;
  background: var(--navy-4);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 50px;
  color: var(--white);
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.9rem;
  outline: none;
  transition: border-color var(--transition);
}

.cta-input:focus { border-color: var(--violet-light); }
.cta-input::placeholder { color: var(--white-4); }

.cta-note {
  font-size: 0.78rem;
  color: var(--white-4);
  position: relative;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--navy-2);
  border-top: 1px solid rgba(255,255,255,0.06);
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 60px 80px 40px;
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 60px;
}

.footer-brand p {
  font-size: 0.85rem;
  color: var(--white-3);
  line-height: 1.6;
  margin-top: 14px;
  max-width: 260px;
}

.footer-col h4 {
  font-family: 'Syne', sans-serif;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--white-2);
  margin-bottom: 16px;
}

.footer-col {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col a {
  font-size: 0.85rem;
  color: var(--white-3);
  transition: color var(--transition);
}

.footer-col a:hover { color: var(--white); }

.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px 80px;
  border-top: 1px solid rgba(255,255,255,0.06);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--white-4);
}

.footer-socials {
  display: flex;
  gap: 16px;
}

.footer-socials a {
  color: var(--white-4);
  font-size: 0.9rem;
  transition: color var(--transition);
}

.footer-socials a:hover { color: var(--white); }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
  .hero { grid-template-columns: 1fr; padding: 100px 40px 60px; gap: 40px; }
  .hero-visual { display: none; }
  .section-inner { padding: 80px 40px; }
  .steps-track { grid-template-columns: 1fr; }
  .step-connector { display: none; }
  .demo-split { grid-template-columns: 1fr; gap: 40px; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .feat-large { grid-column: span 2; }
  .cat-grid { grid-template-columns: repeat(2, 1fr); }
  .testi-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr 1fr; gap: 40px; }
}

@media (max-width: 768px) {
  .nav-links, .nav-cta { display: none; }
  .nav-hamburger { display: flex; }
  .hero { padding: 90px 24px 60px; }
  .section-inner { padding: 60px 24px; }
  .features-grid { grid-template-columns: 1fr; }
  .feat-large { grid-column: span 1; }
  .cat-grid { grid-template-columns: 1fr; }
  .cta-section { padding: 0 24px 60px; }
  .cta-inner { padding: 48px 28px; }
  .cta-form { flex-direction: column; }
  .footer-inner { grid-template-columns: 1fr; padding: 40px 24px; gap: 32px; }
  .footer-bottom { padding: 20px 24px; flex-direction: column; gap: 12px; text-align: center; }
  .br-desktop { display: none; }
}