/* ============================================================
   PRADIP KARKI — PORTFOLIO STYLES
   Dark charcoal + indigo/violet accent scheme
   Pure CSS — no frameworks
   ============================================================ */

/* ---- CSS CUSTOM PROPERTIES ---- */
:root {
  /* Colors */
  --bg-base:        #0f172a;
  --bg-surface:     #1e293b;
  --bg-elevated:    #293548;
  --bg-card:        #1a2540;

  --accent:         #6366f1;
  --accent-hover:   #818cf8;
  --accent-muted:   rgba(99, 102, 241, 0.15);
  --accent-border:  rgba(99, 102, 241, 0.35);

  --green:          #10b981;
  --green-muted:    rgba(16, 185, 129, 0.15);

  --amber:          #f59e0b;
  --amber-muted:    rgba(245, 158, 11, 0.15);

  --sky:            #38bdf8;
  --sky-muted:      rgba(56, 189, 248, 0.15);

  --rose:           #f43f5e;
  --rose-muted:     rgba(244, 63, 94, 0.15);

  --violet:         #a78bfa;
  --violet-muted:   rgba(167, 139, 250, 0.15);

  --text-primary:   #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted:     #64748b;

  --border:         rgba(148, 163, 184, 0.1);
  --border-hover:   rgba(148, 163, 184, 0.2);

  /* Typography */
  --font-sans:  'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono:  'JetBrains Mono', 'Fira Code', 'Consolas', monospace;

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

  /* Layout */
  --container-max: 1100px;
  --nav-height:    64px;
  --radius-sm:     6px;
  --radius:        10px;
  --radius-lg:     16px;
  --radius-xl:     24px;

  /* Shadows */
  --shadow-sm:  0 1px 3px rgba(0,0,0,0.4);
  --shadow:     0 4px 16px rgba(0,0,0,0.4);
  --shadow-lg:  0 16px 48px rgba(0,0,0,0.5);
  --shadow-accent: 0 0 32px rgba(99, 102, 241, 0.25);

  /* Transitions */
  --transition: 0.2s ease;
  --transition-slow: 0.4s ease;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-base);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img, svg { display: block; }

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

ul, ol { list-style: none; }

/* ---- UTILITY ---- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

@media (max-width: 640px) {
  .container { padding: 0 var(--space-4); }
}

/* ============================================================
   NAVIGATION
   ============================================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-height);
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  transition: background var(--transition), box-shadow var(--transition);
}

.nav.scrolled {
  background: rgba(15, 23, 42, 0.97);
  box-shadow: var(--shadow);
}

.nav__inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-6);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__logo {
  font-family: var(--font-mono);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.05em;
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--accent-border);
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition);
}

.nav__logo:hover,
.nav__logo:focus-visible {
  background: var(--accent-muted);
  color: var(--accent-hover);
  outline: none;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.nav__link {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
  white-space: nowrap;
}

.nav__link:hover,
.nav__link:focus-visible {
  color: var(--text-primary);
  background: var(--bg-elevated);
  outline: none;
}

.nav__link.active {
  color: var(--accent-hover);
}

.nav__cta {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--bg-base);
  background: var(--accent);
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-sm);
  margin-left: var(--space-3);
  transition: background var(--transition), transform var(--transition);
  white-space: nowrap;
}

.nav__cta:hover,
.nav__cta:focus-visible {
  background: var(--accent-hover);
  transform: translateY(-1px);
  outline: 2px solid var(--accent-hover);
  outline-offset: 2px;
}

/* Mobile nav toggle */
.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
  border-radius: var(--radius-sm);
}

.nav__toggle:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.nav__toggle-bar {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-secondary);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition), background var(--transition);
}

.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(2) {
  opacity: 0;
}
.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

@media (max-width: 768px) {
  .nav__toggle { display: flex; }

  .nav__links {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: rgba(15, 23, 42, 0.98);
    backdrop-filter: blur(16px);
    flex-direction: column;
    align-items: stretch;
    padding: var(--space-4) var(--space-6);
    gap: var(--space-1);
    border-bottom: 1px solid var(--border);
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition-slow), opacity var(--transition-slow);
  }

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

  .nav__link {
    padding: var(--space-3) var(--space-4);
    font-size: 1rem;
  }

  .nav__cta {
    margin-left: 0;
    margin-top: var(--space-2);
    padding: var(--space-3) var(--space-4);
    text-align: center;
    font-size: 1rem;
  }
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: var(--nav-height) var(--space-6) var(--space-20);
}

/* Background effects */
.hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(99, 102, 241, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99, 102, 241, 0.05) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 50%, black 40%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 50%, black 40%, transparent 100%);
}

.hero__orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.25;
}

.hero__orb--1 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--accent) 0%, transparent 70%);
  top: -15%;
  right: -10%;
  animation: floatOrb 12s ease-in-out infinite;
}

.hero__orb--2 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, var(--green) 0%, transparent 70%);
  bottom: 0;
  left: -10%;
  animation: floatOrb 16s ease-in-out infinite reverse;
}

@keyframes floatOrb {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33%       { transform: translate(30px, -20px) scale(1.05); }
  66%       { transform: translate(-20px, 15px) scale(0.95); }
}

.hero__content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 780px;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--green);
  background: var(--green-muted);
  border: 1px solid rgba(16, 185, 129, 0.25);
  padding: var(--space-2) var(--space-4);
  border-radius: 999px;
  margin-bottom: var(--space-6);
  letter-spacing: 0.02em;
}

.hero__badge::before {
  content: '';
  width: 8px;
  height: 8px;
  background: var(--green);
  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__name {
  font-size: clamp(2.5rem, 7vw, 5rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--accent-hover) 60%, var(--violet) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--space-4);
}

.hero__title {
  font-size: clamp(1rem, 3vw, 1.375rem);
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: 0.01em;
  margin-bottom: var(--space-6);
}

.hero__tagline {
  font-size: clamp(1rem, 2.5vw, 1.125rem);
  color: var(--text-secondary);
  max-width: 580px;
  margin: 0 auto var(--space-8);
  line-height: 1.7;
}

.hero__meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-6);
  margin-bottom: var(--space-8);
  flex-wrap: wrap;
}

.hero__location,
.hero__exp {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 0.875rem;
  color: var(--text-muted);
}

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

.hero__actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  margin-bottom: var(--space-8);
  flex-wrap: wrap;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  font-weight: 600;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius);
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
  white-space: nowrap;
  border: none;
}

.btn--primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 0 0 0 rgba(99, 102, 241, 0.4);
}

.btn--primary:hover,
.btn--primary:focus-visible {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(99, 102, 241, 0.4);
  outline: 2px solid var(--accent-hover);
  outline-offset: 2px;
}

.btn--ghost {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border-hover);
}

.btn--ghost:hover,
.btn--ghost:focus-visible {
  background: var(--bg-elevated);
  color: var(--text-primary);
  transform: translateY(-2px);
  border-color: var(--border-hover);
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* Social links */
.hero__links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.hero__social-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-muted);
  padding: var(--space-2) var(--space-4);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: color var(--transition), border-color var(--transition), background var(--transition);
}

.hero__social-link:hover,
.hero__social-link:focus-visible {
  color: var(--text-primary);
  border-color: var(--accent-border);
  background: var(--accent-muted);
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* Scroll hint */
.hero__scroll-hint {
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.hero__scroll-arrow {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--text-muted), transparent);
  animation: scrollDown 1.8s ease-in-out infinite;
}

@keyframes scrollDown {
  0%   { transform: scaleY(0); transform-origin: top; opacity: 0; }
  40%  { transform: scaleY(1); transform-origin: top; opacity: 1; }
  80%  { transform: scaleY(1); transform-origin: bottom; opacity: 1; }
  100% { transform: scaleY(0); transform-origin: bottom; opacity: 0; }
}

/* ============================================================
   SECTION SHARED
   ============================================================ */
.section {
  padding: var(--space-24) 0;
}

.section--alt {
  background: var(--bg-surface);
}

.section__header {
  text-align: center;
  margin-bottom: var(--space-16);
}

.section__label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent);
  margin-bottom: var(--space-3);
}

.section__title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  line-height: 1.2;
}

.section__subtitle {
  max-width: 560px;
  margin: var(--space-4) auto 0;
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

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

.about__grid {
  display: flex;
  justify-content: center;
}

.about__text {
  max-width: 680px;
  text-align: center;
}

.about__text p {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: var(--space-5);
  font-size: 1.0125rem;
}

.about__text p:last-child { margin-bottom: 0; }

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

.about__text em {
  color: var(--accent-hover);
  font-style: normal;
  font-weight: 500;
}

/* Stat cards */
.about__stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  text-align: center;
  transition: border-color var(--transition), transform var(--transition);
}

.stat-card:hover {
  border-color: var(--accent-border);
  transform: translateY(-3px);
}

.stat-card__number {
  display: block;
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--accent-hover);
  letter-spacing: -0.02em;
  line-height: 1;
  margin-bottom: var(--space-2);
}

.stat-card__label {
  display: block;
  font-size: 0.8125rem;
  color: var(--text-muted);
  font-weight: 500;
}

@media (max-width: 768px) {
  .about__grid {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }
}

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

.skills__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--space-6);
}

.skill-group {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.skill-group:hover {
  border-color: var(--accent-border);
  box-shadow: 0 0 20px rgba(99, 102, 241, 0.08);
}

.skill-group__title {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-5);
}

.skill-group__icon {
  font-size: 1.1rem;
  color: var(--accent);
  line-height: 1;
}

.skill-group__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

/* Tags */
.tag {
  display: inline-flex;
  align-items: center;
  font-size: 0.8125rem;
  font-weight: 500;
  padding: 0.3125rem 0.75rem;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  transition: transform var(--transition);
}

.tag:hover { transform: translateY(-1px); }

.tag--cloud {
  background: var(--sky-muted);
  color: var(--sky);
  border: 1px solid rgba(56, 189, 248, 0.2);
}

.tag--backend {
  background: var(--accent-muted);
  color: var(--accent-hover);
  border: 1px solid rgba(99, 102, 241, 0.2);
}

.tag--frontend {
  background: var(--green-muted);
  color: var(--green);
  border: 1px solid rgba(16, 185, 129, 0.2);
}

.tag--data {
  background: var(--amber-muted);
  color: var(--amber);
  border: 1px solid rgba(245, 158, 11, 0.2);
}

.tag--devops {
  background: var(--violet-muted);
  color: var(--violet);
  border: 1px solid rgba(167, 139, 250, 0.2);
}

.tag--arch {
  background: var(--rose-muted);
  color: var(--rose);
  border: 1px solid rgba(244, 63, 94, 0.2);
}

/* Small tags used in timeline */
.tag--sm {
  font-size: 0.75rem;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-sm);
  background: var(--bg-elevated);
  color: var(--text-muted);
  border: 1px solid var(--border);
}

/* ============================================================
   EXPERIENCE TIMELINE
   ============================================================ */
.experience {
  background: var(--bg-surface);
}

.timeline {
  position: relative;
  padding-left: var(--space-10);
}

/* Vertical line */
.timeline::before {
  content: '';
  position: absolute;
  left: 11px;
  top: 0;
  bottom: 0;
  width: 1px;
  background: linear-gradient(
    to bottom,
    transparent,
    var(--accent-border) 8%,
    var(--accent-border) 92%,
    transparent
  );
}

.timeline__item {
  position: relative;
  margin-bottom: var(--space-10);
}

.timeline__item:last-child {
  margin-bottom: 0;
}

/* Dot marker */
.timeline__marker {
  position: absolute;
  left: calc(-1 * var(--space-10) + 4px);
  top: var(--space-6);
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--bg-surface);
  border: 2px solid var(--text-muted);
  transition: border-color var(--transition), box-shadow var(--transition);
  z-index: 1;
}

.timeline__item--current .timeline__marker {
  border-color: var(--accent);
  background: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-muted);
}

.timeline__item:hover .timeline__marker {
  border-color: var(--accent);
}

/* Card */
.timeline__card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-6) var(--space-8);
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}

.timeline__item--current .timeline__card {
  border-color: var(--accent-border);
}

.timeline__card:hover {
  border-color: var(--accent-border);
  box-shadow: var(--shadow-accent);
  transform: translateX(4px);
}

.timeline__card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-4);
  margin-bottom: var(--space-3);
  flex-wrap: wrap;
}

.timeline__card-meta {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.timeline__company {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
}

.timeline__location {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.timeline__badge {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  white-space: nowrap;
}

.timeline__badge--current {
  background: var(--green-muted);
  color: var(--green);
  border: 1px solid rgba(16, 185, 129, 0.25);
}

.timeline__role {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--accent-hover);
  margin-bottom: var(--space-1);
  letter-spacing: -0.01em;
}

.timeline__dept {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: var(--space-2);
}

.timeline__dates {
  display: inline-block;
  font-size: 0.8125rem;
  font-family: var(--font-mono);
  color: var(--text-muted);
  background: var(--bg-elevated);
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  margin-bottom: var(--space-5);
}

.timeline__bullets {
  list-style: none;
  margin-bottom: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.timeline__bullets li {
  position: relative;
  padding-left: var(--space-5);
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

.timeline__bullets li::before {
  content: '▸';
  position: absolute;
  left: 0;
  top: 0;
  color: var(--accent);
  font-size: 0.8rem;
  line-height: 1.8;
}

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

.timeline__tech-stack {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

@media (max-width: 640px) {
  .timeline {
    padding-left: var(--space-6);
  }

  .timeline::before {
    left: 7px;
  }

  .timeline__marker {
    left: calc(-1 * var(--space-6) + 0px);
    width: 14px;
    height: 14px;
  }

  .timeline__card {
    padding: var(--space-5) var(--space-5);
  }
}

/* ============================================================
   EDUCATION
   ============================================================ */
.education {
  background: var(--bg-base);
}

.edu__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
}

.edu-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  display: flex;
  gap: var(--space-5);
  align-items: flex-start;
  transition: border-color var(--transition), transform var(--transition);
}

.edu-card:hover {
  border-color: var(--accent-border);
  transform: translateY(-3px);
}

.edu-card__icon {
  flex-shrink: 0;
  width: 52px;
  height: 52px;
  background: var(--accent-muted);
  border: 1px solid var(--accent-border);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-hover);
}

.edu-card__degree {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-1);
  line-height: 1.3;
}

.edu-card__focus {
  font-size: 0.875rem;
  color: var(--accent-hover);
  font-weight: 500;
  margin-bottom: var(--space-3);
}

.edu-card__school {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-2);
}

.edu-card__dates {
  display: inline-block;
  font-size: 0.8125rem;
  font-family: var(--font-mono);
  color: var(--text-muted);
  background: var(--bg-elevated);
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  margin-bottom: var(--space-4);
}

.edu-card__honors {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-3);
}

.honor-badge {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--amber);
  background: var(--amber-muted);
  border: 1px solid rgba(245, 158, 11, 0.25);
  padding: 0.25rem 0.625rem;
  border-radius: 999px;
}

@media (max-width: 768px) {
  .edu__grid {
    grid-template-columns: 1fr;
  }

  .edu-card {
    flex-direction: column;
  }
}

/* ============================================================
   AWARDS
   ============================================================ */
.awards {
  background: var(--bg-surface);
}

.awards__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  max-width: 820px;
  margin: 0 auto;
}

.award-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-6) var(--space-8);
  display: flex;
  gap: var(--space-5);
  align-items: flex-start;
  transition: border-color var(--transition), transform var(--transition);
}

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

.award-item__icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  background: var(--amber-muted);
  border: 1px solid rgba(245, 158, 11, 0.25);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--amber);
}

.award-item__title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-2);
  line-height: 1.3;
}

.award-item__desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-3);
}

.award-item__year {
  display: inline-block;
  font-size: 0.8125rem;
  font-family: var(--font-mono);
  color: var(--amber);
  background: var(--amber-muted);
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(245, 158, 11, 0.2);
}

@media (max-width: 640px) {
  .award-item {
    flex-direction: column;
    padding: var(--space-5);
  }
}

/* ============================================================
   CONTACT
   ============================================================ */
.contact {
  background: var(--bg-base);
}

.contact__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-5);
  max-width: 700px;
  margin: 0 auto;
}

.contact-card {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-5) var(--space-6);
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
  cursor: pointer;
}

.contact-card:hover,
.contact-card:focus-visible {
  border-color: var(--accent-border);
  transform: translateY(-3px);
  box-shadow: var(--shadow-accent);
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.contact-card__icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  background: var(--accent-muted);
  border: 1px solid var(--accent-border);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-hover);
}

.contact-card__label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: var(--space-1);
}

.contact-card__value {
  font-size: 0.9rem;
  color: var(--text-primary);
  font-weight: 500;
  word-break: break-all;
}

@media (max-width: 640px) {
  .contact__grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--bg-surface);
  border-top: 1px solid var(--border);
  padding: var(--space-8) 0;
}

.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.footer__copy {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.footer__built {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

@media (max-width: 640px) {
  .footer__inner {
    flex-direction: column;
    text-align: center;
  }
}

/* ============================================================
   SCROLL REVEAL ANIMATIONS
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

/* ============================================================
   FOCUS VISIBLE (accessibility)
   ============================================================ */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

/* ============================================================
   SCROLLBAR (webkit)
   ============================================================ */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-base); }
::-webkit-scrollbar-thumb {
  background: var(--bg-elevated);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* ============================================================
   PRINT STYLES
   ============================================================ */
@media print {
  .nav, .hero__bg, .hero__scroll-hint { display: none; }
  body { background: white; color: black; }
  .section { padding: 2rem 0; }
}