@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* ── Design Tokens ─────────────────────────────────────── */
:root {
  --bg-primary: #0a0a0f;
  --bg-secondary: #12121a;
  --bg-card: rgba(255, 255, 255, 0.04);
  --bg-glass: rgba(255, 255, 255, 0.06);
  --border-glass: rgba(255, 255, 255, 0.08);
  --text-primary: #f0f0f5;
  --text-secondary: #9b9bb0;
  --text-muted: #5e5e73;
  --accent-start: #7c3aed;
  --accent-end: #06b6d4;
  --accent-gradient: linear-gradient(135deg, var(--accent-start), var(--accent-end));
  --accent-glow: rgba(124, 58, 237, 0.25);
  --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.5);
  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.3);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

[data-theme="light"] {
  --bg-primary: #f8f9fc;
  --bg-secondary: #ffffff;
  --bg-card: rgba(0, 0, 0, 0.03);
  --bg-glass: rgba(255, 255, 255, 0.7);
  --border-glass: rgba(0, 0, 0, 0.08);
  --text-primary: #1a1a2e;
  --text-secondary: #555577;
  --text-muted: #8888a5;
  --accent-glow: rgba(124, 58, 237, 0.1);
  --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.08);
  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.06);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

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

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

ul { list-style: none; }

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

/* ── Navbar ────────────────────────────────────────────── */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-glass);
  transition: all var(--transition);
}

.navbar.scrolled {
  padding: 0.7rem 2rem;
  box-shadow: var(--shadow-card);
}

.nav-logo {
  font-size: 1.3rem;
  font-weight: 700;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
}

.nav-links {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.nav-links a {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-secondary);
  position: relative;
  transition: color var(--transition);
  letter-spacing: 0.01em;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-gradient);
  border-radius: 999px;
  transition: width var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text-primary);
}

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

.nav-right {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.lang-select {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  height: 40px;
  padding: 0 0.6rem;
  cursor: pointer;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  font-family: var(--font);
  transition: all var(--transition);
  outline: none;
  /* Remove default styling for a cleaner look */
  -webkit-appearance: none;
  appearance: none;
  /* Add a custom subtle arrow indicator using font */
  text-align: center;
}

.lang-select:hover,
.lang-select:focus {
  background-color: var(--bg-glass);
  color: var(--text-primary);
  border-color: var(--border-glass);
}

.lang-select option {
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  font-weight: 500;
}

.theme-toggle {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.1rem;
  color: var(--text-secondary);
  transition: all var(--transition);
}

.theme-toggle:hover {
  background: var(--bg-glass);
  color: var(--text-primary);
  transform: rotate(15deg);
}

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

.hamburger span {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 999px;
  transition: all var(--transition);
}

/* ── Hero Section ──────────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: 6rem 2rem 4rem;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg .gradient-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.4;
  animation: floatOrb 8s ease-in-out infinite;
}

.hero-bg .gradient-orb:nth-child(1) {
  width: 500px;
  height: 500px;
  background: var(--accent-start);
  top: -10%;
  right: -5%;
  animation-delay: 0s;
}

.hero-bg .gradient-orb:nth-child(2) {
  width: 400px;
  height: 400px;
  background: var(--accent-end);
  bottom: -10%;
  left: -5%;
  animation-delay: -4s;
}

.hero-bg .gradient-orb:nth-child(3) {
  width: 300px;
  height: 300px;
  background: #a855f7;
  top: 40%;
  left: 50%;
  animation-delay: -2s;
}

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

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 800px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1.2rem;
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 2rem;
  backdrop-filter: blur(10px);
}

.hero-badge .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #22c55e;
  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 h1 {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 0.5rem;
}

.hero h1 .gradient-text {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: clamp(1.1rem, 2.5vw, 1.5rem);
  color: var(--text-secondary);
  font-weight: 400;
  margin-bottom: 0.5rem;
}

.typing-wrapper {
  font-size: clamp(1rem, 2vw, 1.3rem);
  color: var(--text-muted);
  margin-bottom: 2.5rem;
  min-height: 2rem;
}

.typing-cursor {
  display: inline-block;
  width: 2px;
  height: 1.2em;
  background: var(--accent-start);
  margin-left: 2px;
  vertical-align: text-bottom;
  animation: blink 0.8s step-end infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

.hero-ctas {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.8rem;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  border: none;
  font-family: var(--font);
  letter-spacing: 0.01em;
}

.btn-primary {
  background: var(--accent-gradient);
  color: #fff;
  box-shadow: 0 4px 20px var(--accent-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px var(--accent-glow);
}

.btn-secondary {
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border-glass);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: var(--bg-glass);
  transform: translateY(-2px);
  border-color: var(--accent-start);
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 3rem;
}

.stat {
  text-align: center;
}

.stat-number {
  font-size: 2rem;
  font-weight: 800;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 500;
}

/* ── Section Common ────────────────────────────────────── */
.section {
  padding: 6rem 2rem;
  max-width: 1100px;
  margin: 0 auto;
}

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

.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.75rem;
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
}

.section-desc {
  font-size: 1rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ── About Section ─────────────────────────────────────── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

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

.about-highlights {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.highlight-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  text-align: center;
  transition: all var(--transition);
  backdrop-filter: blur(10px);
}

.highlight-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-start);
  box-shadow: 0 8px 30px var(--accent-glow);
}

.highlight-icon {
  font-size: 1.8rem;
  margin-bottom: 0.5rem;
}

.highlight-value {
  font-size: 1.5rem;
  font-weight: 800;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.highlight-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

/* ── Skills Section ────────────────────────────────────── */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1rem;
}

.skill-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 1.5rem 1rem;
  text-align: center;
  transition: all var(--transition);
  backdrop-filter: blur(10px);
  cursor: default;
}

.skill-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-start);
  box-shadow: 0 8px 30px var(--accent-glow);
}

.skill-icon {
  font-size: 2.2rem;
  margin-bottom: 0.6rem;
}

.skill-name {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
}

.skill-level {
  margin-top: 0.5rem;
  height: 3px;
  background: var(--bg-card);
  border-radius: 999px;
  overflow: hidden;
}

.skill-level-bar {
  height: 100%;
  background: var(--accent-gradient);
  border-radius: 999px;
  transition: width 1s ease;
  width: 0;
}

.skill-card.revealed .skill-level-bar {
  width: var(--level);
}

/* ── AI Tools Section ─────────────────────────────────── */
.ai-tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.2rem;
}

.ai-tool-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 1.8rem;
  transition: all var(--transition);
  backdrop-filter: blur(10px);
  cursor: default;
  position: relative;
  overflow: hidden;
}

.ai-tool-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--accent-gradient);
  opacity: 0;
  transition: opacity var(--transition);
}

.ai-tool-card:hover {
  transform: translateY(-6px);
  border-color: var(--accent-start);
  box-shadow: 0 12px 40px var(--accent-glow);
}

.ai-tool-card:hover::before {
  opacity: 1;
}

.ai-tool-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--accent-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.2rem;
  box-shadow: 0 4px 15px var(--accent-glow);
}

.ai-tool-icon svg {
  width: 24px;
  height: 24px;
  color: #fff;
}

.ai-tool-info {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.6rem;
  flex-wrap: wrap;
}

.ai-tool-name {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
}

.ai-tool-category {
  font-size: 0.68rem;
  font-weight: 600;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.ai-tool-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ── Experience Timeline ───────────────────────────────── */
.timeline {
  position: relative;
  max-width: 750px;
  margin: 0 auto;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 20px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--accent-start), var(--accent-end), transparent);
}

.timeline-item {
  position: relative;
  padding-left: 60px;
  margin-bottom: 3rem;
}

.timeline-dot {
  position: absolute;
  left: 12px;
  top: 6px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--accent-gradient);
  border: 3px solid var(--bg-primary);
  box-shadow: 0 0 0 3px var(--accent-start);
  z-index: 1;
}

.timeline-item:first-child .timeline-dot {
  animation: pulse 2s ease-in-out infinite;
}

.timeline-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 1.8rem;
  transition: all var(--transition);
  backdrop-filter: blur(10px);
}

.timeline-card:hover {
  border-color: var(--accent-start);
  transform: translateX(4px);
  box-shadow: 0 8px 30px var(--accent-glow);
}

.timeline-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 0.5rem;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.timeline-company {
  font-size: 1.15rem;
  font-weight: 700;
}

.timeline-date {
  font-size: 0.8rem;
  color: var(--text-muted);
  background: var(--bg-card);
  padding: 0.3rem 0.8rem;
  border-radius: 999px;
  border: 1px solid var(--border-glass);
  white-space: nowrap;
  font-weight: 500;
}

.timeline-role {
  font-size: 0.95rem;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.timeline-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.timeline-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.8rem;
}

.tag {
  font-size: 0.72rem;
  font-weight: 500;
  padding: 0.25rem 0.7rem;
  border-radius: 999px;
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  color: var(--text-secondary);
}

/* ── Education Section ─────────────────────────────────── */
.education-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
  backdrop-filter: blur(10px);
  transition: all var(--transition);
}

.education-card:hover {
  border-color: var(--accent-start);
  box-shadow: 0 8px 30px var(--accent-glow);
}

.education-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.education-degree {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 0.3rem;
}

.education-school {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.education-year {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ── Testimonials ──────────────────────────────────────── */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.testimonial-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: all var(--transition);
  backdrop-filter: blur(10px);
  position: relative;
}

.testimonial-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-start);
  box-shadow: 0 8px 30px var(--accent-glow);
}

.testimonial-quote {
  font-size: 2.5rem;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 1rem;
  font-family: Georgia, serif;
}

.testimonial-text {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 1.5rem;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.testimonial-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--accent-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
  color: #fff;
}

.testimonial-name {
  font-weight: 600;
  font-size: 0.9rem;
}

.testimonial-role {
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* ── Contact Section ───────────────────────────────────── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.contact-info h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.contact-info p {
  color: var(--text-secondary);
  margin-bottom: 2rem;
  line-height: 1.7;
}

.contact-links {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.contact-link {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.2rem;
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  transition: all var(--transition);
  cursor: pointer;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.contact-link:hover {
  border-color: var(--accent-start);
  color: var(--text-primary);
  transform: translateX(4px);
}

.contact-link-icon {
  font-size: 1.2rem;
}

.contact-form-wrapper {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 2rem;
  backdrop-filter: blur(10px);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.form-group label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 0.4rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.8rem 1rem;
  background: var(--bg-primary);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font);
  font-size: 0.9rem;
  transition: all var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--accent-start);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.btn-submit {
  width: 100%;
  padding: 1rem;
  background: var(--accent-gradient);
  color: #fff;
  border: none;
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  font-weight: 700;
  font-family: var(--font);
  cursor: pointer;
  transition: all var(--transition);
}

.btn-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px var(--accent-glow);
}

/* ── Footer ────────────────────────────────────────────── */
.footer {
  border-top: 1px solid var(--border-glass);
  padding: 3rem 2rem;
  text-align: center;
}

.footer-content {
  max-width: 1100px;
  margin: 0 auto;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 500;
  transition: color var(--transition);
}

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

.footer-copy {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.footer-copy .heart {
  color: #ef4444;
}

/* ── Animations ────────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.revealed {
  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; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ── Responsive ────────────────────────────────────────── */
@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--bg-secondary);
    flex-direction: column;
    padding: 5rem 2rem 2rem;
    gap: 1.5rem;
    transition: right var(--transition);
    box-shadow: var(--shadow-lg);
    border-left: 1px solid var(--border-glass);
  }

  .nav-links.open {
    right: 0;
  }

  .hamburger {
    display: flex;
    z-index: 1001;
  }

  .hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }

  .hamburger.active span:nth-child(2) {
    opacity: 0;
  }

  .hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }

  .hero {
    min-height: auto;
    padding: 8rem 1.5rem 4rem;
  }

  .hero h1 {
    font-size: 2.2rem;
  }

  .hero-stats {
    gap: 1.5rem;
  }

  .stat-number {
    font-size: 1.5rem;
  }

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

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

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

  .timeline::before {
    left: 12px;
  }

  .timeline-dot {
    left: 4px;
    width: 14px;
    height: 14px;
  }

  .timeline-item {
    padding-left: 40px;
  }

  .section {
    padding: 4rem 1.5rem;
  }

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

@media (max-width: 480px) {
  .hero-ctas {
    flex-direction: column;
    align-items: center;
  }

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

  .about-highlights {
    grid-template-columns: 1fr;
  }

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