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

:root {
  --black: #1a1a1a;
  --white: #fffcf2;
  --yellow: #ffe156;
  --pink: #ff6b9d;
  --blue: #a8d8ff;
  --green: #b8f2a8;
  --border: 3px solid var(--black);
  --border-thick: 5px solid var(--black);
  --shadow: 6px 6px 0 var(--black);
  --shadow-sm: 4px 4px 0 var(--black);
  --font: 'Courier New', Courier, monospace;
}

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

body {
  font-family: var(--font);
  background: var(--white);
  color: var(--black);
  line-height: 1.6;
}

/* ===== LAYOUT ===== */
.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 24px;
}

.center {
  text-align: center;
}

/* ===== HERO ===== */
.hero {
  background: var(--yellow);
  border-bottom: var(--border-thick);
  padding: 80px 0 60px;
}

.hero h1 {
  font-size: clamp(3rem, 10vw, 6rem);
  line-height: 0.95;
  letter-spacing: -3px;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.tagline {
  font-size: 1.1rem;
  font-weight: 700;
  text-transform: uppercase;
  background: var(--black);
  color: var(--white);
  display: inline-block;
  padding: 6px 14px;
  margin-bottom: 20px;
}

.intro {
  font-size: 1rem;
  max-width: 640px;
  margin-bottom: 24px;
}

.hero-details {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.badge {
  background: var(--white);
  border: var(--border);
  padding: 6px 14px;
  font-size: 0.85rem;
  font-weight: 700;
}

/* ===== NAV ===== */
.sticky-nav {
  background: var(--black);
  border-bottom: var(--border-thick);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-inner {
  display: flex;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.nav-inner::-webkit-scrollbar {
  display: none;
}

.sticky-nav a {
  color: var(--white);
  text-decoration: none;
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  padding: 14px 18px;
  transition: background 0.1s;
  border-right: 2px solid #333;
}

.sticky-nav a:hover,
.sticky-nav a.active {
  background: var(--yellow);
  color: var(--black);
}

/* ===== SECTIONS ===== */
.section {
  padding: 60px 0;
  border-bottom: var(--border-thick);
}

.section h2 {
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  text-transform: uppercase;
  letter-spacing: -1px;
  margin-bottom: 30px;
  padding-bottom: 10px;
  border-bottom: var(--border-thick);
  display: inline-block;
}

.mt {
  margin-top: 40px;
}

/* ===== BACKGROUNDS ===== */
.bg-yellow { background: var(--yellow); }
.bg-white { background: var(--white); }
.bg-pink { background: var(--pink); }
.bg-blue { background: var(--blue); }
.bg-green { background: var(--green); }

/* ===== CARDS ===== */
.card {
  background: var(--white);
  border: var(--border);
  box-shadow: var(--shadow);
  padding: 24px;
  margin-bottom: 24px;
}

.bg-white .card {
  background: var(--yellow);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 6px;
}

.card-header h3 {
  font-size: 1.15rem;
  text-transform: uppercase;
}

.card-header h3 em {
  font-style: normal;
  font-weight: 400;
  font-size: 0.9rem;
}

.date {
  font-size: 0.8rem;
  font-weight: 700;
  background: var(--black);
  color: var(--white);
  padding: 3px 10px;
  white-space: nowrap;
}

.subtitle {
  font-weight: 700;
  font-size: 0.9rem;
  margin-bottom: 12px;
  color: #444;
}

.card ul {
  list-style: none;
  padding: 0;
}

.card ul li {
  padding: 4px 0 4px 20px;
  position: relative;
  font-size: 0.9rem;
}

.card ul li::before {
  content: '■';
  position: absolute;
  left: 0;
  color: var(--black);
}

/* ===== TIMELINE ===== */
.timeline {
  border-left: var(--border-thick);
  padding-left: 24px;
}

.timeline-item {
  margin-bottom: 20px;
  position: relative;
}

.timeline-item::before {
  content: '';
  width: 14px;
  height: 14px;
  background: var(--black);
  position: absolute;
  left: -32px;
  top: 4px;
}

.timeline-item .date {
  display: inline-block;
  margin-bottom: 4px;
}

.timeline-item p {
  font-size: 0.9rem;
  font-weight: 700;
}

/* ===== SKILLS GRID ===== */
.skills-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.skill-card h3 {
  font-size: 1rem;
  text-transform: uppercase;
  margin-bottom: 14px;
  padding-bottom: 6px;
  border-bottom: var(--border);
}

/* Languages */
.lang-list {
  list-style: none;
  padding: 0;
}

.lang-list li {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  border-bottom: 1px dashed var(--black);
  font-size: 0.9rem;
}

.lang-list li::before {
  display: none;
}

.level {
  font-weight: 700;
  background: var(--black);
  color: var(--white);
  padding: 1px 8px;
  font-size: 0.8rem;
}

/* Tags */
.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag {
  border: var(--border);
  padding: 5px 12px;
  font-size: 0.8rem;
  font-weight: 700;
  background: var(--white);
}

.tag.accent {
  background: var(--yellow);
}

/* ===== CONTACT ===== */
.contact-text {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 24px;
}

.btn {
  display: inline-block;
  background: var(--black);
  color: var(--white);
  text-decoration: none;
  font-family: var(--font);
  font-size: 1.1rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 16px 40px;
  border: var(--border);
  box-shadow: var(--shadow);
  transition: transform 0.1s, box-shadow 0.1s;
}

.btn:hover {
  transform: translate(3px, 3px);
  box-shadow: 3px 3px 0 var(--black);
}

.btn:active {
  transform: translate(6px, 6px);
  box-shadow: none;
}

.location {
  margin-top: 20px;
  font-weight: 700;
  font-size: 0.95rem;
}

/* ===== FOOTER ===== */
footer {
  background: var(--black);
  color: var(--white);
  padding: 20px 0;
  font-size: 0.8rem;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 640px) {
  .hero {
    padding: 50px 0 40px;
  }

  .section {
    padding: 40px 0;
  }

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

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

  .sticky-nav a {
    padding: 10px 14px;
    font-size: 0.75rem;
    white-space: nowrap;
    flex-shrink: 0;
  }

  .card {
    padding: 16px;
  }

  .btn {
    padding: 14px 28px;
    font-size: 1rem;
  }
}