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

:root {
  /* Colors */
  --bg-primary: #0a0e1a;
  --bg-secondary: #111827;
  --bg-card: rgba(17, 24, 39, 0.6);
  --bg-glass: rgba(255, 255, 255, 0.04);
  --border-glass: rgba(255, 255, 255, 0.08);
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --accent-cyan: #06b6d4;
  --accent-purple: #8b5cf6;
  --accent-pink: #ec4899;
  --accent-blue: #3b82f6;
  --gradient-primary: linear-gradient(135deg, #06b6d4, #8b5cf6);
  --gradient-secondary: linear-gradient(135deg, #8b5cf6, #ec4899);
  --gradient-hero: linear-gradient(135deg, #06b6d4 0%, #8b5cf6 50%, #ec4899 100%);
  --shadow-glow: 0 0 40px rgba(6, 182, 212, 0.15);
  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.3);

  /* Typography */
  --font-body: 'Inter', sans-serif;
  --font-heading: 'Outfit', sans-serif;

  /* Spacing */
  --section-padding: 100px 0;
  --container-width: 1140px;

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== 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-body);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition-normal);
}

ul { list-style: none; }
img { max-width: 100%; display: block; }

.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== GRADIENT TEXT ===== */
.gradient-text {
  background: var(--gradient-hero);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ===== SECTION COMMON ===== */
.section {
  padding: var(--section-padding);
  position: relative;
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-label {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--accent-cyan);
  margin-bottom: 12px;
  display: block;
}

.section-title {
  font-family: var(--font-heading);
  font-size: 2.75rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto;
}

/* ===== GLASS CARD ===== */
.glass-card {
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: 20px;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  transition: var(--transition-normal);
}

.glass-card:hover {
  border-color: rgba(255, 255, 255, 0.14);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

/* ===== NAVBAR ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 16px 0;
  transition: var(--transition-normal);
}

.navbar.scrolled {
  background: rgba(10, 14, 26, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-glass);
  padding: 10px 0;
}

.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
}

.nav-logo span {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-links {
  display: flex;
  gap: 32px;
  align-items: center;
}

.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  position: relative;
  padding: 4px 0;
}

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

.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-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  z-index: 1001;
  background: none;
  border: none;
  padding: 4px;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition-normal);
}

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}
.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 80px;
}

#particles-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

.hero-glow {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.15;
  z-index: 0;
}

.hero-glow-1 {
  top: -200px;
  right: -100px;
  background: var(--accent-cyan);
}

.hero-glow-2 {
  bottom: -200px;
  left: -100px;
  background: var(--accent-purple);
}

.hero .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 60px;
  position: relative;
  z-index: 1;
}

.hero-content {
  flex: 1;
  max-width: 600px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--accent-cyan);
  background: rgba(6, 182, 212, 0.1);
  border: 1px solid rgba(6, 182, 212, 0.2);
  margin-bottom: 24px;
}

.hero-badge .pulse {
  width: 8px;
  height: 8px;
  background: var(--accent-cyan);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.5); }
}

.hero-name {
  font-family: var(--font-heading);
  font-size: 4rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 8px;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 24px;
  min-height: 36px;
}

.hero-title .typing-cursor {
  display: inline-block;
  width: 3px;
  height: 1.2em;
  background: var(--accent-cyan);
  margin-left: 4px;
  animation: blink 1s step-end infinite;
  vertical-align: text-bottom;
}

@keyframes blink {
  50% { opacity: 0; }
}

.hero-description {
  font-size: 1.05rem;
  color: var(--text-secondary);
  margin-bottom: 36px;
  line-height: 1.8;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 12px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: var(--transition-normal);
}

.btn-primary {
  background: var(--gradient-primary);
  color: #fff;
  box-shadow: 0 4px 20px rgba(6, 182, 212, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(6, 182, 212, 0.4);
}

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

.btn-outline:hover {
  background: var(--bg-glass);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}

.hero-image {
  flex-shrink: 0;
  position: relative;
}

.hero-image-wrapper {
  width: 380px;
  height: 380px;
  border-radius: 30px;
  overflow: hidden;
  border: 2px solid var(--border-glass);
  position: relative;
  background: var(--bg-glass);
}

.hero-image-wrapper::before {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: 30px;
  padding: 2px;
  background: var(--gradient-hero);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  z-index: 1;
}

.hero-image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-float-card {
  position: absolute;
  padding: 14px 20px;
  border-radius: 14px;
  background: rgba(17, 24, 39, 0.8);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-glass);
  font-size: 0.85rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 10px;
  animation: float 4s ease-in-out infinite;
  z-index: 2;
}

.hero-float-card i {
  font-size: 1.1rem;
}

.float-card-1 {
  top: 20px;
  right: -30px;
  animation-delay: 0s;
}

.float-card-2 {
  bottom: 40px;
  left: -40px;
  animation-delay: 2s;
}

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

.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--border-glass);
}

.stat-item h3 {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-item p {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 2px;
}

/* ===== ABOUT ===== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 60px;
  align-items: center;
}

.about-image-wrapper {
  border-radius: 24px;
  overflow: hidden;
  position: relative;
  border: 1px solid var(--border-glass);
}

.about-image-wrapper img {
  width: 100%;
  height: 420px;
  object-fit: cover;
}

.about-text h3 {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 20px;
}

.about-text p {
  color: var(--text-secondary);
  margin-bottom: 16px;
  font-size: 1rem;
}

.about-info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 28px;
}

.about-info-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  border-radius: 12px;
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
}

.about-info-item i {
  color: var(--accent-cyan);
  font-size: 1.1rem;
  width: 20px;
  text-align: center;
}

.about-info-item .info-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.about-info-item .info-value {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-primary);
}

/* ===== SKILLS ===== */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.skill-card {
  padding: 36px;
}

.skill-card-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 28px;
}

.skill-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: #fff;
}

.skill-icon.frontend { background: linear-gradient(135deg, #06b6d4, #0891b2); }
.skill-icon.tools { background: linear-gradient(135deg, #8b5cf6, #7c3aed); }
.skill-icon.concepts { background: linear-gradient(135deg, #ec4899, #db2777); }
.skill-icon.other { background: linear-gradient(135deg, #f59e0b, #d97706); }

.skill-card-header h3 {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 600;
}

.skill-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.skill-item {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.skill-item-header {
  display: flex;
  justify-content: space-between;
  font-size: 0.9rem;
}

.skill-item-name {
  color: var(--text-primary);
  font-weight: 500;
}

.skill-item-percent {
  color: var(--accent-cyan);
  font-weight: 600;
}

.skill-bar {
  width: 100%;
  height: 6px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.06);
  overflow: hidden;
}

.skill-bar-fill {
  height: 100%;
  border-radius: 6px;
  background: var(--gradient-primary);
  width: 0;
  transition: width 1.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.skill-tag {
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 500;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-glass);
  color: var(--text-secondary);
  transition: var(--transition-normal);
}

.skill-tag:hover {
  color: var(--accent-cyan);
  border-color: rgba(6, 182, 212, 0.3);
  background: rgba(6, 182, 212, 0.08);
}

/* ===== PROJECTS ===== */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.project-card {
  overflow: hidden;
  position: relative;
}

.project-image {
  height: 220px;
  background: linear-gradient(135deg, var(--bg-secondary), var(--bg-primary));
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.project-image::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-primary);
  opacity: 0.08;
}

.project-image i {
  font-size: 3rem;
  color: var(--accent-cyan);
  opacity: 0.6;
  z-index: 1;
}

.project-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  transition: transform 0.4s ease-out;
}

.project-card:hover .project-image img {
  transform: scale(1.04);
}

@media (prefers-reduced-motion: reduce) {
  .project-card:hover .project-image img {
    transform: none;
  }
}

.project-content {
  padding: 28px;
}

.project-tags {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.project-tag {
  padding: 4px 12px;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--accent-cyan);
  background: rgba(6, 182, 212, 0.1);
  border: 1px solid rgba(6, 182, 212, 0.2);
}

.project-content h3 {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.project-content p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 20px;
}

.project-features {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 24px;
}

.project-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--text-secondary);
}

.project-features li i {
  color: var(--accent-cyan);
  font-size: 0.7rem;
}

.project-links {
  display: flex;
  gap: 12px;
}

.project-link {
  padding: 10px 20px;
  border-radius: 10px;
  font-size: 0.85rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  color: var(--text-primary);
}

.project-link:hover {
  border-color: rgba(6, 182, 212, 0.4);
  color: var(--accent-cyan);
}

/* ===== EXPERIENCE ===== */
.timeline {
  position: relative;
  padding-left: 40px;
  max-width: 760px;
  margin: 0 auto;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 15px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--accent-cyan), var(--accent-purple));
  border-radius: 2px;
}

.timeline-item {
  position: relative;
  padding: 32px;
  margin-bottom: 32px;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -33px;
  top: 38px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--accent-cyan);
  border: 3px solid var(--bg-primary);
  box-shadow: 0 0 12px rgba(6, 182, 212, 0.4);
}

.timeline-date {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent-cyan);
  background: rgba(6, 182, 212, 0.1);
  margin-bottom: 14px;
}

.timeline-item h3 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.timeline-item h4 {
  font-size: 0.95rem;
  color: var(--accent-purple);
  font-weight: 500;
  margin-bottom: 16px;
}

.timeline-item ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.timeline-item ul li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.timeline-item ul li i {
  color: var(--accent-cyan);
  margin-top: 5px;
  font-size: 0.6rem;
  flex-shrink: 0;
}

/* ===== EDUCATION ===== */
.education-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  max-width: 800px;
  margin: 0 auto;
}

.education-card {
  padding: 36px;
  text-align: center;
}

.education-icon {
  width: 64px;
  height: 64px;
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin: 0 auto 20px;
  color: #fff;
}

.education-icon.diploma { background: linear-gradient(135deg, #06b6d4, #8b5cf6); }
.education-icon.school { background: linear-gradient(135deg, #8b5cf6, #ec4899); }

.education-card h3 {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.education-card h4 {
  font-size: 0.92rem;
  color: var(--accent-cyan);
  font-weight: 500;
  margin-bottom: 12px;
}

.education-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: 8px;
  font-size: 0.8rem;
  font-weight: 600;
}

.status-progress {
  color: var(--accent-cyan);
  background: rgba(6, 182, 212, 0.1);
  border: 1px solid rgba(6, 182, 212, 0.2);
}

.status-complete {
  color: #10b981;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.2);
}

/* ===== CONTACT ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 48px;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.contact-info-card {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 22px 24px;
}

.contact-info-card .icon-box {
  width: 50px;
  height: 50px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: #fff;
  flex-shrink: 0;
}

.icon-box.email { background: linear-gradient(135deg, #06b6d4, #0891b2); }
.icon-box.phone { background: linear-gradient(135deg, #8b5cf6, #7c3aed); }
.icon-box.location { background: linear-gradient(135deg, #ec4899, #db2777); }

.contact-info-card h4 {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 4px;
}

.contact-info-card p {
  font-size: 0.95rem;
  color: var(--text-primary);
  font-weight: 500;
}

.social-links {
  display: flex;
  gap: 12px;
  margin-top: 8px;
}

.social-link {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  color: var(--text-secondary);
  transition: var(--transition-normal);
}

.social-link:hover {
  color: var(--accent-cyan);
  border-color: rgba(6, 182, 212, 0.4);
  background: rgba(6, 182, 212, 0.08);
  transform: translateY(-3px);
}

.contact-form {
  padding: 36px;
}

.contact-form h3 {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 28px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 14px 18px;
  border-radius: 12px;
  border: 1px solid var(--border-glass);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: var(--transition-normal);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 0 3px rgba(6, 182, 212, 0.1);
}

.form-group textarea {
  min-height: 130px;
  resize: vertical;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.btn-submit {
  width: 100%;
  justify-content: center;
  padding: 16px;
  font-size: 1rem;
}

/* ===== FOOTER ===== */
.footer {
  padding: 48px 0 32px;
  border-top: 1px solid var(--border-glass);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-logo {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
}

.footer-logo span {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-links a {
  font-size: 0.88rem;
  color: var(--text-muted);
}

.footer-links a:hover {
  color: var(--accent-cyan);
}

.footer-copyright {
  text-align: center;
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--border-glass);
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ===== SCROLL ANIMATIONS ===== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .hero .container {
    flex-direction: column;
    text-align: center;
  }

  .hero-content {
    max-width: 100%;
  }

  .hero-buttons {
    justify-content: center;
  }

  .hero-stats {
    justify-content: center;
  }

  .hero-image-wrapper {
    width: 300px;
    height: 300px;
  }

  .float-card-1 { right: -10px; }
  .float-card-2 { left: -10px; }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

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

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    flex-direction: column;
    background: rgba(10, 14, 26, 0.96);
    backdrop-filter: blur(20px);
    padding: 100px 32px 32px;
    gap: 20px;
    transition: var(--transition-slow);
    border-left: 1px solid var(--border-glass);
  }

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

  .nav-toggle {
    display: flex;
  }

  .hero-name {
    font-size: 2.75rem;
  }

  .hero-title {
    font-size: 1.15rem;
  }

  .hero-image-wrapper {
    width: 260px;
    height: 260px;
  }

  .hero-stats {
    gap: 24px;
    flex-wrap: wrap;
  }

  .section-title {
    font-size: 2rem;
  }

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

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

  .form-row {
    grid-template-columns: 1fr;
  }

  .footer-content {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }

  .footer-links {
    flex-wrap: wrap;
    justify-content: center;
  }

  .hero-float-card {
    display: none;
  }

  .timeline {
    padding-left: 30px;
  }

  .timeline-item::before {
    left: -23px;
  }
}

@media (max-width: 480px) {
  .hero-name {
    font-size: 2.2rem;
  }

  .section {
    padding: 70px 0;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }

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

  .skill-card {
    padding: 24px;
  }

  .project-content {
    padding: 20px;
  }

  .contact-form {
    padding: 24px;
  }
}

/* ===================================================================
   ADDITIONS — hero proof strip, engineering practices, testing icon
   =================================================================== */

/* ----- Hero proof strip (replaces the vanity stat counters) ----- */
.hero-proof {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 40px;
}

.proof-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  border-radius: 999px;
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

.proof-item i {
  color: var(--accent-cyan);
  font-size: 0.9rem;
}

.proof-item:hover {
  color: var(--text-primary);
  border-color: rgba(6, 182, 212, 0.35);
}

/* ----- Engineering practices ----- */
.practice-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.practice-card {
  padding: 32px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.practice-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: #fff;
  margin-bottom: 20px;
}

.practice-icon.tested { background: linear-gradient(135deg, #10b981, #059669); }
.practice-icon.ci     { background: linear-gradient(135deg, #06b6d4, #0891b2); }
.practice-icon.typed  { background: linear-gradient(135deg, #8b5cf6, #7c3aed); }
.practice-icon.open   { background: linear-gradient(135deg, #ec4899, #db2777); }

.practice-card h3 {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.practice-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: 20px;
}

.practice-card code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.85em;
  padding: 2px 6px;
  border-radius: 5px;
  background: rgba(6, 182, 212, 0.1);
  border: 1px solid rgba(6, 182, 212, 0.2);
  color: var(--accent-cyan);
  white-space: nowrap;
}

.practice-evidence {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent-cyan);
  text-decoration: none;
  transition: gap var(--transition-fast), color var(--transition-fast);
}

.practice-evidence:hover {
  gap: 12px;
  color: var(--text-primary);
}

.practice-evidence i {
  font-size: 0.75rem;
}

/* ----- Testing skill-card icon ----- */
.skill-icon.testing { background: linear-gradient(135deg, #10b981, #059669); }

/* ----- Responsive ----- */
@media (max-width: 900px) {
  .practice-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .practice-card {
    padding: 26px;
  }
}

@media (max-width: 600px) {
  .hero-proof {
    gap: 8px;
    margin-top: 32px;
  }
  .proof-item {
    padding: 8px 13px;
    font-size: 0.78rem;
  }
}

/* ----- Timeline lead paragraph and closing note ----- */
.timeline-intro {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
  margin: 14px 0 4px;
}

.timeline-note {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.7;
  font-style: italic;
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--border-glass);
}