/* ============================================
   ALI'S PORTFOLIO — DESIGN SYSTEM
   "From curiosity → experimentation → creation"
   ============================================ */

/* --- Google Fonts Import --- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500;700&display=swap');

/* --- CSS Custom Properties --- */
:root {
  /* Colors */
  --bg-primary: #0b0f1a;
  --bg-secondary: #111827;
  --bg-card: rgba(17, 24, 39, 0.7);
  --bg-card-hover: rgba(30, 41, 59, 0.8);
  --border-subtle: rgba(99, 102, 241, 0.15);
  --border-glow: rgba(99, 102, 241, 0.4);

  --text-primary: #e2e8f0;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;

  --accent-cyan: #22d3ee;
  --accent-purple: #a78bfa;
  --accent-pink: #f472b6;
  --accent-green: #34d399;
  --accent-red: #f87171;
  --accent-yellow: #fbbf24;

  --gradient-main: linear-gradient(135deg, var(--accent-cyan), var(--accent-purple));
  --gradient-warm: linear-gradient(135deg, var(--accent-purple), var(--accent-pink));

  /* Typography */
  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-code: 'JetBrains Mono', 'Fira Code', monospace;

  /* Spacing */
  --section-padding: clamp(4rem, 10vw, 8rem) clamp(1rem, 5vw, 6rem);

  /* Animations */
  --ease-smooth: cubic-bezier(0.22, 1, 0.36, 1);
  --transition-fast: 0.2s var(--ease-smooth);
  --transition-medium: 0.4s var(--ease-smooth);
  --transition-slow: 0.8s var(--ease-smooth);
}

/* --- Reset & Base --- */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  scrollbar-width: thin;
  scrollbar-color: var(--accent-purple) var(--bg-primary);
}

body {
  font-family: var(--font-main);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  position: relative;
}

.emoji {
  font-family: 'Apple Color Emoji', 'Segoe UI Emoji', 'Segoe UI Symbol', 'Noto Color Emoji', 'EmojiSymbols', sans-serif;
  display: inline-block;
  -webkit-text-fill-color: initial;
  color: inherit;
  background: none;
  -webkit-background-clip: border-box;
  background-clip: border-box;
}

/* Custom Scrollbar (Webkit) */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb {
  background: var(--accent-purple);
  border-radius: 3px;
}

/* --- Animated Background Grid --- */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image:
    linear-gradient(rgba(99, 102, 241, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99, 102, 241, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  z-index: 0;
  animation: gridDrift 20s linear infinite;
}

@keyframes gridDrift {
  0% { transform: translate(0, 0); }
  100% { transform: translate(60px, 60px); }
}

/* --- Utility: Scroll Reveal --- */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(11, 15, 26, 0.6);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
  transition: background var(--transition-fast);
}

.nav__logo {
  font-family: var(--font-code);
  font-size: 1.1rem;
  font-weight: 700;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.5px;
}

.nav__links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav__links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  transition: color var(--transition-fast);
  position: relative;
}

.nav__links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-main);
  transition: width var(--transition-medium);
}

.nav__links a:hover {
  color: var(--text-primary);
}

.nav__links a:hover::after {
  width: 100%;
}

/* Mobile menu toggle */
.nav__toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
}
.nav__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  transition: var(--transition-fast);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: var(--section-padding);
  position: relative;
  z-index: 1;
}

.hero__badge {
  font-family: var(--font-code);
  font-size: 0.8rem;
  color: var(--accent-cyan);
  background: rgba(34, 211, 238, 0.08);
  border: 1px solid rgba(34, 211, 238, 0.2);
  padding: 0.4rem 1rem;
  border-radius: 50px;
  margin-bottom: 2rem;
  display: inline-block;
  animation: pulseGlow 3s ease-in-out infinite;
}

@keyframes pulseGlow {
  0%, 100% { box-shadow: 0 0 8px rgba(34, 211, 238, 0.1); }
  50% { box-shadow: 0 0 20px rgba(34, 211, 238, 0.2); }
}

.hero__title {
  font-size: clamp(1.8rem, 5vw, 3.2rem);
  font-weight: 700;
  line-height: 1.3;
  max-width: 800px;
  margin-bottom: 1.5rem;
}

.hero__title .highlight {
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__subtitle {
  font-size: clamp(1rem, 2.5vw, 1.15rem);
  color: var(--text-secondary);
  max-width: 600px;
  margin-bottom: 2.5rem;
  line-height: 1.8;
}

.hero__cta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
}

.btn {
  padding: 0.75rem 2rem;
  border-radius: 8px;
  font-family: var(--font-main);
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  border: none;
}

.btn--primary {
  background: var(--gradient-main);
  color: var(--bg-primary);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(34, 211, 238, 0.3);
}

.btn--outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-glow);
}

.btn--outline:hover {
  background: rgba(99, 102, 241, 0.1);
  transform: translateY(-2px);
}

.hero__scroll-hint {
  position: absolute;
  bottom: 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-muted);
  font-size: 0.75rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  animation: bounceDown 2s ease-in-out infinite;
}

.hero__scroll-hint .arrow {
  font-size: 1.2rem;
}

@keyframes bounceDown {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(8px); }
}

/* ============================================
   SECTION SHARED
   ============================================ */
section {
  position: relative;
  z-index: 1;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-label {
  font-family: var(--font-code);
  font-size: 0.75rem;
  color: var(--accent-cyan);
  text-transform: uppercase;
  letter-spacing: 3px;
  margin-bottom: 0.75rem;
  display: block;
}

.section-title {
  font-size: clamp(1.5rem, 4vw, 2.4rem);
  font-weight: 700;
  margin-bottom: 1rem;
}

.section-subtitle {
  color: var(--text-secondary);
  font-size: 1rem;
  max-width: 550px;
  margin: 0 auto;
}

/* ============================================
   EVOLUTION TIMELINE
   ============================================ */
.timeline-section {
  padding: var(--section-padding);
}

.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

/* Vertical line */
.timeline::before {
  content: '';
  position: absolute;
  left: 28px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(
    to bottom,
    transparent,
    var(--accent-cyan) 10%,
    var(--accent-purple) 50%,
    var(--accent-pink) 90%,
    transparent
  );
}

.timeline__item {
  position: relative;
  padding-left: 72px;
  margin-bottom: 3rem;
}

/* Dot on the line */
.timeline__item::before {
  content: '';
  position: absolute;
  left: 20px;
  top: 6px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 3px solid var(--accent-purple);
  background: var(--bg-primary);
  z-index: 2;
  transition: all var(--transition-fast);
}

.timeline__item.visible::before {
  background: var(--accent-cyan);
  border-color: var(--accent-cyan);
  box-shadow: 0 0 12px rgba(34, 211, 238, 0.5);
}

.timeline__phase {
  font-family: var(--font-code);
  font-size: 0.7rem;
  color: var(--accent-cyan);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 0.4rem;
}

.timeline__title {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.timeline__desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.8;
}

/* Dev log style annotation */
.timeline__log {
  font-family: var(--font-code);
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 0.75rem;
  padding: 0.5rem 0.75rem;
  border-left: 2px solid var(--border-subtle);
  background: rgba(99, 102, 241, 0.03);
}

.timeline__log::before {
  content: '// ';
  color: var(--accent-purple);
}

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

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  max-width: 960px;
  margin: 0 auto;
}

.skill-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 2rem;
  transition: all var(--transition-medium);
}

.skill-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-glow);
  transform: translateY(-4px);
}

.skill-card__icon {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.skill-card__title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.skill-card__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.skill-card__list li {
  color: var(--text-secondary);
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.skill-card__list li::before {
  content: '→';
  color: var(--accent-cyan);
  font-family: var(--font-code);
  font-size: 0.8rem;
}

.skill-card__tag {
  font-family: var(--font-code);
  font-size: 0.65rem;
  color: var(--accent-yellow);
  margin-top: 1rem;
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border: 1px solid rgba(251, 191, 36, 0.2);
  border-radius: 4px;
  background: rgba(251, 191, 36, 0.05);
}

/* ============================================
   PROJECTS SECTION
   ============================================ */
.projects-section {
  padding: var(--section-padding);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
  max-width: 960px;
  margin: 0 auto;
}

.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 2rem;
  transition: all var(--transition-medium);
  position: relative;
  overflow: hidden;
}

.project-card:hover {
  border-color: var(--border-glow);
  transform: translateY(-4px);
}

.project-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--gradient-main);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

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

.project-card__title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.project-card__meta {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 1.25rem;
}

.project-card__tech {
  font-family: var(--font-code);
  font-size: 0.65rem;
  color: var(--accent-cyan);
  padding: 0.2rem 0.5rem;
  background: rgba(34, 211, 238, 0.08);
  border-radius: 4px;
  border: 1px solid rgba(34, 211, 238, 0.15);
}

.project-card__detail {
  display: flex;
  gap: 0.6rem;
  align-items: flex-start;
  margin-bottom: 0.75rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.project-card__detail .emoji {
  font-size: 1rem;
  flex-shrink: 0;
  margin-top: 2px;
}

/* ============================================
   MINDSET SECTION
   ============================================ */
.mindset-section {
  padding: var(--section-padding);
  background: var(--bg-secondary);
}

.mindset-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  max-width: 960px;
  margin: 0 auto;
}

.mindset-card {
  padding: 2rem;
  border-left: 3px solid var(--accent-purple);
  background: var(--bg-card);
  border-radius: 0 12px 12px 0;
  transition: all var(--transition-medium);
}

.mindset-card:hover {
  border-left-color: var(--accent-cyan);
  transform: translateX(4px);
}

.mindset-card__quote {
  font-size: 1.05rem;
  font-weight: 500;
  font-style: italic;
  margin-bottom: 0.75rem;
  line-height: 1.7;
  color: var(--text-primary);
}

.mindset-card__note {
  font-family: var(--font-code);
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  padding: 3rem 2rem;
  text-align: center;
  border-top: 1px solid var(--border-subtle);
  position: relative;
  z-index: 1;
}

.footer__text {
  font-family: var(--font-code);
  font-size: 0.8rem;
  color: var(--text-muted);
}

.footer__contact {
  margin-top: 0.65rem;
  font-family: var(--font-code);
  font-size: 0.78rem;
  color: var(--text-muted);
}

.footer__contact-link {
  display: inline-flex;
  align-items: center;
  color: var(--accent-cyan);
  text-decoration: none;
  border: 1px solid rgba(34, 211, 238, 0.25);
  border-radius: 8px;
  padding: 0.45rem 0.85rem;
  background: rgba(34, 211, 238, 0.04);
  transition: all var(--transition-fast);
}

.footer__contact-link:hover {
  color: var(--accent-purple);
  border-color: rgba(167, 139, 250, 0.5);
  background: rgba(167, 139, 250, 0.06);
}

.footer__text .highlight {
  color: var(--accent-cyan);
}

/* ============================================
   INLINE LINKS & FOOTER LINK
   ============================================ */
.inline-link {
  color: var(--accent-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 211, 238, 0.3);
  transition: all var(--transition-fast);
}
.inline-link:hover {
  border-bottom-color: var(--accent-cyan);
  text-shadow: 0 0 8px rgba(34, 211, 238, 0.3);
}

.footer__link {
  color: var(--accent-cyan);
  text-decoration: none;
  transition: color var(--transition-fast);
}
.footer__link:hover { color: var(--accent-purple); }

.nav__links a.active-link {
  color: var(--accent-cyan);
}
.nav__links a.active-link::after {
  width: 100%;
}

/* ============================================
   PAGE HERO (Sub-pages)
   ============================================ */
.page-hero {
  min-height: 50vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 8rem 2rem 4rem;
  position: relative;
  z-index: 1;
}
.page-hero__title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  margin-bottom: 1rem;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.page-hero__subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 600px;
  line-height: 1.8;
}

/* ============================================
   CONTACT PAGE
   ============================================ */
.contact-panel {
  max-width: 720px;
  margin: 0 auto;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  padding: 2.25rem;
}

.contact-panel__text {
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

.contact-panel__email {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--accent-cyan);
  font-family: var(--font-code);
  font-size: 0.95rem;
  text-decoration: none;
  border: 1px solid rgba(34, 211, 238, 0.25);
  border-radius: 8px;
  padding: 0.85rem 1rem;
  background: rgba(34, 211, 238, 0.05);
  transition: all var(--transition-fast);
}

.contact-panel__email:hover {
  color: var(--accent-purple);
  border-color: rgba(167, 139, 250, 0.5);
  background: rgba(167, 139, 250, 0.06);
  transform: translateY(-2px);
}

/* ============================================
   PROJECT FEATURE CARDS (Projects page)
   ============================================ */
.project-feature {
  max-width: 800px;
  margin: 0 auto 2.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  padding: 2.5rem;
  transition: all var(--transition-medium);
}
.project-feature:hover {
  border-color: var(--border-glow);
}
.project-feature--future {
  border-style: dashed;
  opacity: 0.7;
}
.project-feature__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1rem;
  flex-wrap: wrap;
  gap: 1rem;
}
.project-feature__number {
  font-family: var(--font-code);
  font-size: 0.7rem;
  color: var(--accent-purple);
  letter-spacing: 2px;
  display: block;
  margin-bottom: 0.3rem;
}
.project-feature__title {
  font-size: 1.4rem;
  font-weight: 700;
}
.project-feature__tagline {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-top: 0.25rem;
}
.project-feature__meta {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}
.project-feature__body {
  margin-bottom: 1.5rem;
}
.project-feature__desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.8;
  margin-bottom: 1.25rem;
}
.project-feature__lessons {
  padding: 1.25rem;
  background: rgba(99, 102, 241, 0.03);
  border-radius: 8px;
  border: 1px solid var(--border-subtle);
}
.project-feature__btn {
  display: inline-block;
  margin-top: 0.5rem;
}

/* Solo / Team Badges */
.project-card__solo,
.project-card__team {
  font-family: var(--font-code);
  font-size: 0.65rem;
  padding: 0.25rem 0.6rem;
  border-radius: 4px;
  display: inline-block;
  white-space: nowrap;
  margin-top: 1rem;
}
.project-card__solo {
  color: var(--accent-green);
  border: 1px solid rgba(52, 211, 153, 0.2);
  background: rgba(52, 211, 153, 0.05);
}
.project-card__team {
  color: var(--accent-purple);
  border: 1px solid rgba(167, 139, 250, 0.2);
  background: rgba(167, 139, 250, 0.05);
}

.project-card__link {
  display: inline-block;
  margin-top: 1.25rem;
  font-size: 0.8rem;
  padding: 0.5rem 1.25rem;
}

/* ============================================
   KNOWLEDGE SECTION (Knowledge page)
   ============================================ */
.knowledge-section {
  padding: var(--section-padding);
}
.knowledge-section--alt {
  background: var(--bg-secondary);
}
.knowledge-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  max-width: 960px;
  margin: 0 auto;
}
.knowledge-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 2rem;
  transition: all var(--transition-medium);
}
.knowledge-card:hover {
  border-color: var(--border-glow);
  transform: translateY(-4px);
}
.knowledge-card__title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}
.knowledge-card__level {
  height: 4px;
  background: rgba(99, 102, 241, 0.1);
  border-radius: 2px;
  margin-bottom: 0.75rem;
  overflow: hidden;
}
.knowledge-card__bar {
  height: 100%;
  width: var(--fill, 50%);
  background: var(--gradient-main);
  border-radius: 2px;
  transition: width 1s var(--ease-smooth);
}
.knowledge-card__status {
  font-family: var(--font-code);
  font-size: 0.65rem;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  display: inline-block;
  margin-bottom: 0.75rem;
}
.status--practical {
  color: var(--accent-green);
  border: 1px solid rgba(52, 211, 153, 0.2);
  background: rgba(52, 211, 153, 0.05);
}
.status--learning {
  color: var(--accent-yellow);
  border: 1px solid rgba(251, 191, 36, 0.2);
  background: rgba(251, 191, 36, 0.05);
}
.status--intro {
  color: var(--accent-purple);
  border: 1px solid rgba(167, 139, 250, 0.2);
  background: rgba(167, 139, 250, 0.05);
}
.knowledge-card__desc {
  color: var(--text-secondary);
  font-size: 0.85rem;
  line-height: 1.7;
}

/* ============================================
   ABOUT PAGE — FACTS GRID
   ============================================ */
.facts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.25rem;
  max-width: 960px;
  margin: 0 auto;
}

.fact-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 1.75rem 1.5rem;
  text-align: center;
  transition: all var(--transition-medium);
  position: relative;
  overflow: hidden;
}

.fact-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--gradient-main);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.fact-card:hover {
  border-color: var(--border-glow);
  transform: translateY(-4px);
}

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

.fact-card__label {
  font-family: var(--font-code);
  font-size: 0.7rem;
  color: var(--accent-cyan);
  text-transform: uppercase;
  letter-spacing: 2px;
  display: block;
  margin-bottom: 0.75rem;
}

.fact-card__value {
  font-size: 2.2rem;
  font-weight: 700;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: block;
  line-height: 1.1;
  margin-bottom: 0.5rem;
}

.fact-card__note {
  font-family: var(--font-code);
  font-size: 0.7rem;
  color: var(--text-muted);
  display: block;
}

/* ============================================
   ABOUT PAGE — DREAM SECTION
   ============================================ */
.dream-section {
  padding: var(--section-padding);
}

.dream-card {
  max-width: 720px;
  margin: 0 auto;
  padding: 3rem 2.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border-glow);
  border-radius: 16px;
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: all var(--transition-medium);
}

.dream-card::before {
  content: '';
  position: absolute;
  inset: -2px;
  background: var(--gradient-warm);
  border-radius: 16px;
  z-index: -1;
  opacity: 0.15;
  filter: blur(12px);
  transition: opacity var(--transition-medium);
}

.dream-card:hover::before {
  opacity: 0.3;
}

.dream-card__emoji {
  font-size: 3rem;
  margin-bottom: 1rem;
  display: inline-block;
  animation: wiggle 4s ease-in-out infinite;
}

@keyframes wiggle {
  0%, 100% { transform: rotate(0deg); }
  25% { transform: rotate(-6deg); }
  75% { transform: rotate(6deg); }
}

.dream-card__title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  background: var(--gradient-warm);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.dream-card__tagline {
  color: var(--accent-pink);
  font-size: 1rem;
  font-weight: 500;
  margin-bottom: 1.25rem;
}

.dream-card__desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.8;
  margin-bottom: 1.5rem;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}

.dream-card__tag {
  font-family: var(--font-code);
  font-size: 0.75rem;
  color: var(--text-muted);
  display: inline-block;
  padding: 0.3rem 0.75rem;
  border: 1px dashed var(--border-subtle);
  border-radius: 50px;
}

/* ============================================
   ABOUT PAGE — THANK YOU SECTION
   ============================================ */
.thanks-section {
  padding: var(--section-padding);
  background: var(--bg-secondary);
}

.thanks-card {
  max-width: 640px;
  margin: 0 auto;
  padding: 3rem 2rem;
  text-align: center;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  transition: all var(--transition-medium);
}

.thanks-card:hover {
  border-color: var(--border-glow);
}

.thanks-card__badge {
  font-family: var(--font-code);
  font-size: 0.75rem;
  color: var(--accent-cyan);
  text-transform: uppercase;
  letter-spacing: 3px;
  display: block;
  margin-bottom: 1rem;
}

.thanks-card__title {
  font-size: clamp(1.4rem, 3.5vw, 1.9rem);
  font-weight: 700;
  margin-bottom: 1rem;
  line-height: 1.4;
}

.thanks-card__desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.8;
  margin-bottom: 2rem;
}

.thanks-card__cta {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  justify-content: center;
}

/* ============================================
   HOBBIES PAGE — HOBBIES GRID
   ============================================ */
.hobbies-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  max-width: 960px;
  margin: 0 auto;
}

.hobby-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 2rem;
  transition: all var(--transition-medium);
  position: relative;
  overflow: hidden;
}

.hobby-card::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 80px;
  height: 80px;
  background: radial-gradient(circle, rgba(167, 139, 250, 0.12), transparent 70%);
  border-radius: 50%;
  transform: translate(30px, -30px);
  transition: transform var(--transition-medium);
}

.hobby-card:hover {
  border-color: var(--border-glow);
  transform: translateY(-4px);
}

.hobby-card:hover::before {
  transform: translate(20px, -20px) scale(1.3);
}

.hobby-card--feature {
  grid-column: span 2;
  background: linear-gradient(135deg, var(--bg-card), rgba(244, 114, 182, 0.06));
}

.hobby-card__emoji {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  display: inline-block;
  position: relative;
  z-index: 1;
}

.hobby-card__title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  position: relative;
  z-index: 1;
}

.hobby-card__desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.75;
  margin-bottom: 1rem;
  position: relative;
  z-index: 1;
}

.hobby-card__tag {
  font-family: var(--font-code);
  font-size: 0.7rem;
  color: var(--text-muted);
  display: inline-block;
  position: relative;
  z-index: 1;
}

/* ============================================
   HOBBIES PAGE — PLAYLIST CARD
   ============================================ */
.playlist-card {
  max-width: 800px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 2rem;
  padding: 2.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  transition: all var(--transition-medium);
  align-items: center;
}

.playlist-card:hover {
  border-color: var(--border-glow);
}

.playlist-card__visual {
  position: relative;
  aspect-ratio: 1;
  background: var(--gradient-warm);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  box-shadow: 0 10px 40px rgba(244, 114, 182, 0.25);
}

.playlist-card__icon {
  position: absolute;
  font-size: 3.5rem;
  z-index: 2;
  filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.3));
}

.playlist-card__bars {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 40%;
  display: flex;
  align-items: flex-end;
  justify-content: space-evenly;
  padding: 0 1rem 1rem;
  opacity: 0.55;
}

.playlist-card__bars span {
  display: block;
  width: 6px;
  background: rgba(255, 255, 255, 0.9);
  border-radius: 3px;
  animation: soundBar 1.2s ease-in-out infinite;
}

.playlist-card__bars span:nth-child(1)  { animation-delay: 0.0s; height: 40%; }
.playlist-card__bars span:nth-child(2)  { animation-delay: 0.1s; height: 70%; }
.playlist-card__bars span:nth-child(3)  { animation-delay: 0.2s; height: 50%; }
.playlist-card__bars span:nth-child(4)  { animation-delay: 0.3s; height: 85%; }
.playlist-card__bars span:nth-child(5)  { animation-delay: 0.4s; height: 60%; }
.playlist-card__bars span:nth-child(6)  { animation-delay: 0.5s; height: 95%; }
.playlist-card__bars span:nth-child(7)  { animation-delay: 0.6s; height: 45%; }
.playlist-card__bars span:nth-child(8)  { animation-delay: 0.7s; height: 75%; }
.playlist-card__bars span:nth-child(9)  { animation-delay: 0.8s; height: 55%; }
.playlist-card__bars span:nth-child(10) { animation-delay: 0.9s; height: 80%; }

@keyframes soundBar {
  0%, 100% { transform: scaleY(1); }
  50%      { transform: scaleY(0.5); }
}

.playlist-card__label {
  font-family: var(--font-code);
  font-size: 0.7rem;
  color: var(--accent-cyan);
  text-transform: uppercase;
  letter-spacing: 2px;
  display: block;
  margin-bottom: 0.5rem;
}

.playlist-card__title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.playlist-card__desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: 1.25rem;
}

.playlist-card__stats {
  display: flex;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.playlist-card__stat {
  display: flex;
  flex-direction: column;
}

.playlist-card__stat-value {
  font-size: 1.5rem;
  font-weight: 700;
  background: var(--gradient-warm);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.playlist-card__stat-label {
  font-family: var(--font-code);
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: 0.3rem;
}

/* ============================================
   MINDSET — HIGHLIGHT VARIANT
   ============================================ */
.mindset-card--highlight {
  border-left-color: var(--accent-pink);
  background: linear-gradient(
    135deg,
    var(--bg-card),
    rgba(244, 114, 182, 0.08)
  );
}

.mindset-card--highlight:hover {
  border-left-color: var(--accent-yellow);
}

/* ============================================
   KNOWLEDGE PAGE — HONESTY NOTE
   ============================================ */
.honesty-note {
  max-width: 760px;
  margin: 0 auto;
  padding: 1.5rem 1.75rem;
  background: rgba(251, 191, 36, 0.05);
  border: 1px solid rgba(251, 191, 36, 0.2);
  border-left: 3px solid var(--accent-yellow);
  border-radius: 0 12px 12px 0;
}

.honesty-note__badge {
  font-family: var(--font-code);
  font-size: 0.7rem;
  color: var(--accent-yellow);
  text-transform: uppercase;
  letter-spacing: 2px;
  display: block;
  margin-bottom: 0.6rem;
}

.honesty-note__text {
  color: var(--text-primary);
  font-size: 0.95rem;
  line-height: 1.8;
}

.honesty-note__text strong {
  color: var(--accent-yellow);
  font-weight: 600;
}

.page-hero__subtitle em {
  color: var(--accent-cyan);
  font-style: italic;
}

.page-hero__subtitle strong {
  color: var(--accent-cyan);
  font-weight: 600;
}

/* ============================================
   HOW? PAGE
   ============================================ */
.how-section {
  padding: var(--section-padding);
}
.how-section--alt {
  background: var(--bg-secondary);
}

.how-block {
  max-width: 760px;
  margin: 0 auto;
}

.how-block__label {
  font-family: var(--font-code);
  font-size: 0.75rem;
  color: var(--accent-cyan);
  text-transform: uppercase;
  letter-spacing: 3px;
  display: block;
  margin-bottom: 0.75rem;
}
.how-block__label--warn {
  color: var(--accent-red);
}

.how-block__title {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 700;
  margin-bottom: 1.5rem;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.how-block__title--warn {
  background: linear-gradient(135deg, var(--accent-red), var(--accent-yellow));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.how-block__intro {
  font-size: 1.05rem;
  color: var(--text-primary);
  line-height: 1.8;
  margin-bottom: 1.25rem;
}

.how-block__intro em {
  color: var(--accent-cyan);
  font-style: normal;
  font-family: var(--font-code);
  font-size: 0.95em;
}

.how-list {
  list-style: none;
  margin-top: 2rem;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.how-list__item {
  display: grid;
  grid-template-columns: 60px 1fr;
  gap: 1.25rem;
  padding: 1.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  align-items: flex-start;
  transition: all var(--transition-medium);
  position: relative;
  overflow: hidden;
}

.how-list__item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: var(--gradient-main);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.how-list__item:hover {
  transform: translateX(4px);
  border-color: var(--border-glow);
}

.how-list__item:hover::before {
  opacity: 1;
}

.how-list__num {
  font-family: var(--font-code);
  font-size: 2rem;
  font-weight: 700;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  text-align: center;
}

.how-list__body {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.how-list__title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.5;
}

.how-list__desc {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
}

/* Bad list variant — warmer red/yellow gradient */
.how-list--bad .how-list__item::before {
  background: linear-gradient(to bottom, var(--accent-red), var(--accent-yellow));
}

.how-list--bad .how-list__num {
  background: linear-gradient(135deg, var(--accent-red), var(--accent-yellow));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.how-block__footer {
  margin-top: 2.5rem;
  padding: 1.5rem;
  border-left: 3px solid var(--accent-yellow);
  background: rgba(251, 191, 36, 0.04);
  border-radius: 0 8px 8px 0;
}

.how-block__outro {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
  font-style: italic;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
  .nav__links { display: none; }
  .nav__links.active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: rgba(11, 15, 26, 0.95);
    backdrop-filter: blur(16px);
    padding: 1.5rem 2rem;
    gap: 1rem;
    border-bottom: 1px solid var(--border-subtle);
  }
  .nav__toggle { display: flex; }

  .timeline::before { left: 16px; }
  .timeline__item { padding-left: 50px; }
  .timeline__item::before { left: 8px; width: 16px; height: 16px; }

  .projects-grid { grid-template-columns: 1fr; }
  .project-feature { padding: 1.5rem; }
  .project-feature__header { flex-direction: column; }

  .hobby-card--feature { grid-column: span 1; }
  .playlist-card {
    grid-template-columns: 1fr;
    padding: 1.75rem;
    gap: 1.5rem;
  }
  .playlist-card__visual {
    max-width: 200px;
    margin: 0 auto;
  }
  .dream-card { padding: 2rem 1.5rem; }
  .thanks-card { padding: 2rem 1.5rem; }
  .fact-card__value { font-size: 1.8rem; }

  .how-list__item {
    grid-template-columns: 40px 1fr;
    gap: 1rem;
    padding: 1.25rem;
  }
  .how-list__num { font-size: 1.5rem; }
}