/* ===== DESIGN SYSTEM ===== */
:root {
  /* Base colors */
  --bg-primary: #0a0a0f;
  --bg-secondary: #12121a;
  --bg-card: rgba(255, 255, 255, 0.04);
  --bg-card-hover: rgba(255, 255, 255, 0.08);
  --text-primary: #f0f0f5;
  --text-secondary: #a0a0b8;
  --text-muted: #6a6a80;
  --border-glass: rgba(255, 255, 255, 0.08);

  /* Skill-themed accent colors */
  --accent-lang: #6366f1;
  /* Languages – indigo */
  --accent-lang-glow: rgba(99, 102, 241, 0.35);
  --accent-framework: #10b981;
  /* Frameworks – emerald */
  --accent-framework-glow: rgba(16, 185, 129, 0.35);
  --accent-db: #a855f7;
  /* Databases – purple */
  --accent-db-glow: rgba(168, 85, 247, 0.35);
  --accent-tool: #f59e0b;
  /* Tools / Concepts – amber */
  --accent-tool-glow: rgba(245, 158, 11, 0.35);

  /* Gradients */
  --gradient-hero: linear-gradient(135deg, #6366f1 0%, #a855f7 40%, #ec4899 70%, #f59e0b 100%);
  --gradient-lang: linear-gradient(135deg, #6366f1, #818cf8);
  --gradient-framework: linear-gradient(135deg, #10b981, #34d399);
  --gradient-db: linear-gradient(135deg, #a855f7, #c084fc);
  --gradient-tool: linear-gradient(135deg, #f59e0b, #fbbf24);

  /* Spacing */
  --section-py: 100px;
  --container-max: 1100px;

  /* Typography */
  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

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

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

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

ul {
  list-style: none;
}

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

/* ===== NAVIGATION ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: background 0.4s var(--ease-smooth), box-shadow 0.4s var(--ease-smooth), padding 0.4s var(--ease-smooth);
}

.navbar.scrolled {
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(20px) saturate(1.8);
  -webkit-backdrop-filter: blur(20px) saturate(1.8);
  box-shadow: 0 1px 0 var(--border-glass);
  padding: 10px 0;
}

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

.nav-logo {
  font-size: 1.35rem;
  font-weight: 800;
  background: var(--gradient-hero);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.5px;
}

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

.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color 0.3s;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-hero);
  border-radius: 2px;
  transition: width 0.3s var(--ease-smooth);
}

.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-cta {
  padding: 8px 20px !important;
  border-radius: 8px;
  background: var(--gradient-hero) !important;
  -webkit-background-clip: unset !important;
  -webkit-text-fill-color: white !important;
  background-clip: unset !important;
  font-weight: 600 !important;
  transition: transform 0.3s, box-shadow 0.3s !important;
}

.nav-cta::after {
  display: none !important;
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(99, 102, 241, 0.4);
}

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

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}

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

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

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

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

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-hero);
  opacity: 0.07;
  animation: heroShift 12s ease-in-out infinite alternate;
}

@keyframes heroShift {
  0% {
    transform: scale(1) rotate(0deg);
  }

  100% {
    transform: scale(1.15) rotate(3deg);
  }
}

.hero::after {
  content: '';
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--accent-lang-glow) 0%, transparent 70%);
  top: -100px;
  right: -150px;
  animation: float 8s ease-in-out infinite alternate;
  pointer-events: none;
}

@keyframes float {
  0% {
    transform: translate(0, 0);
  }

  100% {
    transform: translate(-40px, 40px);
  }
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 700px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: 50px;
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 24px;
  backdrop-filter: blur(10px);
}

.hero-badge .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #10b981;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {

  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0.4;
  }
}

.hero h1 {
  font-size: clamp(2.8rem, 6vw, 4.5rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -2px;
  margin-bottom: 20px;
}

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

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 520px;
  margin-bottom: 36px;
  line-height: 1.8;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 12px;
  font-size: 0.95rem;
  font-weight: 600;
  font-family: var(--font-main);
  cursor: pointer;
  border: none;
  transition: transform 0.3s, box-shadow 0.3s, background 0.3s;
}

.btn-primary {
  background: var(--gradient-hero);
  color: white;
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 35px rgba(99, 102, 241, 0.4);
}

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

.btn-outline:hover {
  background: var(--bg-card-hover);
  transform: translateY(-3px);
}

.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 60px;
  padding-top: 40px;
  border-top: 1px solid var(--border-glass);
}

.stat-item h3 {
  font-size: 2rem;
  font-weight: 800;
  background: var(--gradient-hero);
  -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: 4px;
}

/* ===== SECTIONS ===== */
section {
  padding: var(--section-py) 0;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 3px;
  background: var(--gradient-hero);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 16px;
}

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

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

.about-image {
  position: relative;
}

.about-image img {
  border-radius: 20px;
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border: 1px solid var(--border-glass);
}

.about-image::after {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 24px;
  background: var(--gradient-hero);
  opacity: 0.15;
  z-index: -1;
  filter: blur(20px);
}

.about-text h3 {
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.about-text p {
  color: var(--text-secondary);
  margin-bottom: 20px;
  font-size: 1rem;
}

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

.about-info-item {
  padding: 16px;
  border-radius: 12px;
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
}

.about-info-item .label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 4px;
}

.about-info-item .value {
  font-weight: 600;
  font-size: 0.95rem;
}

/* ===== SKILLS ===== */
#skills {
  background: var(--bg-secondary);
  overflow: hidden;
}

/* Marquee Row */
.marquee-row {
  position: relative;
  padding: 8px 0;
  margin-bottom: 24px;
}

.marquee-row:last-child {
  margin-bottom: 0;
}

.marquee-label {
  display: inline-block;
  margin-left: 24px;
  margin-bottom: 14px;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  padding: 5px 14px;
  border-radius: 50px;
  background: var(--bg-card);
}

.marquee-label.lang {
  color: var(--accent-lang);
  border: 1px solid rgba(99, 102, 241, 0.3);
}

.marquee-label.framework {
  color: var(--accent-framework);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.marquee-label.tool {
  color: var(--accent-tool);
  border: 1px solid rgba(245, 158, 11, 0.3);
}

/* Marquee Track */
.marquee-track {
  display: flex;
  width: 100%;
  overflow: hidden;
  mask-image: linear-gradient(to right, transparent 0%, black 5%, black 95%, transparent 100%);
  -webkit-mask-image: linear-gradient(to right, transparent 0%, black 5%, black 95%, transparent 100%);
  padding: 8px 0;
}

.marquee-content {
  display: flex;
  gap: 16px;
  padding: 0 8px;
  flex-shrink: 0;
  animation: marqueeLeft 25s linear infinite;
}

/* Direction control */
[data-direction="right"] .marquee-content {
  animation-name: marqueeRight;
}

[data-direction="left"] .marquee-content {
  animation-name: marqueeLeft;
}

/* Pause on hover */
.marquee-track:hover .marquee-content {
  animation-play-state: paused;
}

@keyframes marqueeLeft {
  0% {
    transform: translateX(0);
  }

  100% {
    transform: translateX(-100%);
  }
}

@keyframes marqueeRight {
  0% {
    transform: translateX(-100%);
  }

  100% {
    transform: translateX(0);
  }
}

/* Skill Chips (shared between old and marquee) */
.skill-chip {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: 50px;
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  font-size: 0.95rem;
  font-weight: 600;
  transition: transform 0.3s var(--ease-smooth), box-shadow 0.4s, border-color 0.4s, background 0.3s;
  cursor: default;
  white-space: nowrap;
  flex-shrink: 0;
}

.skill-chip .skill-icon {
  width: 22px;
  height: 22px;
  object-fit: contain;
  flex-shrink: 0;
}

.skill-chip.lang:hover {
  border-color: var(--accent-lang);
  box-shadow: 0 0 25px var(--accent-lang-glow), 0 4px 15px rgba(0, 0, 0, 0.2);
  transform: translateY(-4px) scale(1.05);
  background: rgba(99, 102, 241, 0.08);
}

.skill-chip.framework:hover {
  border-color: var(--accent-framework);
  box-shadow: 0 0 25px var(--accent-framework-glow), 0 4px 15px rgba(0, 0, 0, 0.2);
  transform: translateY(-4px) scale(1.05);
  background: rgba(16, 185, 129, 0.08);
}

.skill-chip.db:hover {
  border-color: var(--accent-db);
  box-shadow: 0 0 25px var(--accent-db-glow), 0 4px 15px rgba(0, 0, 0, 0.2);
  transform: translateY(-4px) scale(1.05);
  background: rgba(168, 85, 247, 0.08);
}

.skill-chip.tool:hover {
  border-color: var(--accent-tool);
  box-shadow: 0 0 25px var(--accent-tool-glow), 0 4px 15px rgba(0, 0, 0, 0.2);
  transform: translateY(-4px) scale(1.05);
  background: rgba(245, 158, 11, 0.08);
}

/* ===== PROJECTS ===== */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}

.project-card {
  padding: 32px;
  border-radius: 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  transition: transform 0.4s var(--ease-smooth), box-shadow 0.4s, border-color 0.4s;
  position: relative;
  overflow: hidden;
}

.project-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  border-radius: 20px 20px 0 0;
  opacity: 0;
  transition: opacity 0.4s;
}

.project-card:nth-child(1)::before {
  background: var(--gradient-tool);
}

.project-card:nth-child(2)::before {
  background: var(--gradient-framework);
}

.project-card:nth-child(3)::before {
  background: var(--gradient-db);
}

.project-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
  border-color: rgba(255, 255, 255, 0.12);
}

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

.project-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 20px;
}

.project-card:nth-child(1) .project-icon {
  background: rgba(245, 158, 11, 0.15);
}

.project-card:nth-child(2) .project-icon {
  background: rgba(16, 185, 129, 0.15);
}

.project-card:nth-child(3) .project-icon {
  background: rgba(168, 85, 247, 0.15);
}

.project-card h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 4px;
  letter-spacing: -0.3px;
}

.project-card .project-subtitle {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-bottom: 16px;
}

.project-card p {
  color: var(--text-secondary);
  font-size: 0.92rem;
  margin-bottom: 20px;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.project-tag {
  padding: 4px 12px;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-secondary);
}

.project-card:nth-child(1) .project-tag {
  color: var(--accent-tool);
  background: rgba(245, 158, 11, 0.1);
}

.project-card:nth-child(2) .project-tag {
  color: var(--accent-framework);
  background: rgba(16, 185, 129, 0.1);
}

.project-card:nth-child(3) .project-tag {
  color: var(--accent-db);
  background: rgba(168, 85, 247, 0.1);
}

.project-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
  transition: color 0.3s, gap 0.3s;
}

.project-link:hover {
  color: var(--text-primary);
  gap: 10px;
}

/* ===== EDUCATION ===== */
#education {
  background: var(--bg-secondary);
}

.timeline {
  position: relative;
  max-width: 700px;
  margin: 0 auto;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 20px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--accent-lang), var(--accent-db), var(--accent-framework));
  border-radius: 2px;
}

.timeline-item {
  position: relative;
  padding-left: 56px;
  margin-bottom: 40px;
}

.timeline-item:last-child {
  margin-bottom: 0;
}

.timeline-dot {
  position: absolute;
  left: 12px;
  top: 6px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 3px solid var(--accent-lang);
  background: var(--bg-secondary);
}

.timeline-item:nth-child(2) .timeline-dot {
  border-color: var(--accent-db);
}

.timeline-item:nth-child(3) .timeline-dot {
  border-color: var(--accent-framework);
}

.timeline-content {
  padding: 24px;
  border-radius: 16px;
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  transition: transform 0.3s var(--ease-smooth), box-shadow 0.3s;
}

.timeline-content:hover {
  transform: translateX(6px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.timeline-date {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent-lang);
  margin-bottom: 8px;
}

.timeline-item:nth-child(2) .timeline-date {
  color: var(--accent-db);
}

.timeline-item:nth-child(3) .timeline-date {
  color: var(--accent-framework);
}

.timeline-content h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.timeline-content .institution {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 6px;
}

.timeline-content .detail {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ===== EXPERIENCE ===== */
.experience-card {
  max-width: 700px;
  margin: 0 auto;
  padding: 36px;
  border-radius: 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  position: relative;
  overflow: hidden;
}

.experience-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-framework);
}

.experience-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 20px;
  flex-wrap: wrap;
  gap: 12px;
}

.experience-header h3 {
  font-size: 1.3rem;
  font-weight: 700;
}

.experience-header .role {
  color: var(--accent-framework);
  font-size: 0.95rem;
  font-weight: 500;
}

.experience-date {
  padding: 6px 14px;
  border-radius: 50px;
  background: rgba(16, 185, 129, 0.1);
  color: var(--accent-framework);
  font-size: 0.8rem;
  font-weight: 600;
}

.experience-list {
  list-style: none;
}

.experience-list li {
  position: relative;
  padding-left: 20px;
  margin-bottom: 12px;
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
}

.experience-list li::before {
  content: '▹';
  position: absolute;
  left: 0;
  color: var(--accent-framework);
  font-size: 1.1rem;
}

/* ===== CONTACT ===== */
#contact {
  background: var(--bg-secondary);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.contact-text h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.contact-text p {
  color: var(--text-secondary);
  margin-bottom: 32px;
  font-size: 1rem;
}

.contact-links {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-link-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px;
  border-radius: 12px;
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s;
}

.contact-link-item:hover {
  transform: translateX(8px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
  border-color: rgba(255, 255, 255, 0.15);
}

.contact-link-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.contact-link-item:nth-child(1) .contact-link-icon {
  background: rgba(99, 102, 241, 0.15);
}

.contact-link-item:nth-child(2) .contact-link-icon {
  background: rgba(16, 185, 129, 0.15);
}

.contact-link-item:nth-child(3) .contact-link-icon {
  background: rgba(168, 85, 247, 0.15);
}

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

.contact-link-info .link-value {
  font-weight: 600;
  font-size: 0.95rem;
}

/* Contact Form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-group {
  position: relative;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 16px;
  border-radius: 12px;
  border: 1px solid var(--border-glass);
  background: var(--bg-card);
  color: var(--text-primary);
  font-family: var(--font-main);
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.3s, box-shadow 0.3s;
}

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

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-muted);
}

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

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

.btn-submit {
  background: var(--gradient-hero);
  color: white;
  padding: 16px 32px;
  border-radius: 12px;
  border: none;
  font-family: var(--font-main);
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.3s, box-shadow 0.3s;
}

.btn-submit:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 35px rgba(99, 102, 241, 0.4);
}

.btn-submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.form-status {
  margin-top: 16px;
  padding: 0;
  border-radius: 10px;
  font-size: 0.95rem;
  font-weight: 500;
  text-align: center;
  transition: all 0.3s ease;
}

.form-status.success {
  padding: 14px;
  background: rgba(34, 197, 94, 0.1);
  border: 1px solid rgba(34, 197, 94, 0.3);
  color: #4ade80;
}

.form-status.error {
  padding: 14px;
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #f87171;
}

/* ===== FOOTER ===== */
.footer {
  padding: 40px 0;
  border-top: 1px solid var(--border-glass);
}

.footer .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

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

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

.footer-links a {
  color: var(--text-secondary);
  font-size: 0.85rem;
  transition: color 0.3s;
}

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

/* ===== SCROLL ANIMATIONS ===== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s var(--ease-smooth), transform 0.8s var(--ease-smooth);
}

.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;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {

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

  .about-image {
    max-width: 350px;
    margin: 0 auto;
  }

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

@media (max-width: 700px) {
  :root {
    --section-py: 70px;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: rgba(10, 10, 15, 0.95);
    backdrop-filter: blur(20px);
    padding: 24px;
    gap: 16px;
    border-bottom: 1px solid var(--border-glass);
  }

  .nav-links.open {
    display: flex;
  }

  .hamburger {
    display: flex;
  }

  .hero h1 {
    letter-spacing: -1px;
  }

  .hero-stats {
    flex-direction: column;
    gap: 16px;
  }

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

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

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

  .footer .container {
    flex-direction: column;
    text-align: center;
  }
}

/* ===== LIGHT THEME ===== */
[data-theme="light"] {
  --bg-primary: #f8f9fc;
  --bg-secondary: #eef0f5;
  --bg-card: rgba(0, 0, 0, 0.03);
  --bg-card-hover: rgba(0, 0, 0, 0.06);
  --text-primary: #1a1a2e;
  --text-secondary: #4a4a68;
  --text-muted: #8888a0;
  --border-glass: rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .navbar.scrolled {
  background: rgba(248, 249, 252, 0.88);
}

[data-theme="light"] .nav-links {
  background: rgba(248, 249, 252, 0.95);
}

[data-theme="light"] .hamburger span {
  background: var(--text-primary);
}

[data-theme="light"] .hero::before {
  opacity: 0.05;
}

[data-theme="light"] .hero::after {
  opacity: 0.5;
}

[data-theme="light"] .blob {
  opacity: 0.25;
}

/* ===== THEME TOGGLE ===== */
.theme-toggle {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform 0.3s, box-shadow 0.3s, background 0.3s;
  font-size: 1.1rem;
  flex-shrink: 0;
  order: 10;
}

.theme-toggle:hover {
  transform: rotate(30deg) scale(1.1);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.theme-icon {
  display: none;
  color: var(--text-primary);
  transition: color 0.3s;
}

/* Dark mode: show sun (click to go light) */
[data-theme="dark"] .icon-sun {
  display: block;
}

/* Light mode: show moon (click to go dark) */
[data-theme="light"] .icon-moon {
  display: block;
}

/* ===== TYPED ANIMATION ===== */
.hero-subtitle {
  display: flex;
  align-items: baseline;
  gap: 0;
}

.typed-text {
  background: var(--gradient-hero);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 700;
  font-size: 1.3rem;
}

.typed-cursor {
  font-weight: 300;
  font-size: 1.4rem;
  color: var(--accent-lang);
  animation: blink 0.8s step-end infinite;
  margin-left: 2px;
}

@keyframes blink {

  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0;
  }
}

.hero-subtitle-static {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 520px;
  margin-bottom: 36px;
  line-height: 1.8;
}

/* ===== PROJECT DATE BADGE ===== */
.project-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.project-card-header .project-icon {
  margin-bottom: 0;
}

.project-date {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: 50px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-muted);
  letter-spacing: 0.5px;
}

.project-card:nth-child(1) .project-date {
  color: var(--accent-tool);
  background: rgba(245, 158, 11, 0.1);
}

.project-card:nth-child(2) .project-date {
  color: var(--accent-framework);
  background: rgba(16, 185, 129, 0.1);
}

.project-card:nth-child(3) .project-date {
  color: var(--accent-db);
  background: rgba(168, 85, 247, 0.1);
}

/* ===== ANIMATED BLOB DIVIDERS ===== */
/* ===== SECTION DIVIDER ===== */
.section-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  padding: 30px 0;
  max-width: 700px;
  margin: 0 auto;
}

.divider-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg,
      transparent,
      rgba(99, 102, 241, 0.4) 50%,
      transparent);
}

.divider-diamond {
  font-size: 0.6rem;
  background: linear-gradient(135deg, var(--accent-lang), var(--accent-framework));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 6px rgba(99, 102, 241, 0.5));
  opacity: 0.7;
}


/* ===== BACK TO TOP ===== */
.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: var(--gradient-hero);
  color: white;
  border: none;
  font-size: 1.3rem;
  font-weight: 700;
  cursor: pointer;
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: opacity 0.4s var(--ease-smooth), transform 0.4s var(--ease-smooth), visibility 0.4s, box-shadow 0.3s;
  box-shadow: 0 4px 20px rgba(99, 102, 241, 0.3);
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(99, 102, 241, 0.5);
}

@media (max-width: 700px) {
  .back-to-top {
    bottom: 20px;
    right: 20px;
    width: 42px;
    height: 42px;
    border-radius: 12px;
  }

  .theme-toggle {
    order: unset;
  }
}

/* ===== SCROLL PROGRESS BAR ===== */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 4px;
  width: 0%;
  background: linear-gradient(90deg, var(--accent-lang), var(--accent-framework), var(--accent-db), var(--accent-tool));
  z-index: 10000;
  transition: width 0.05s linear;
  border-radius: 0 2px 2px 0;
  box-shadow: 0 0 8px var(--accent-lang), 0 0 4px var(--accent-framework);
}

/* ===== STATS COUNTER ===== */
#stats {
  padding: 60px 0;
  background: var(--bg-primary);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.stat-card {
  text-align: center;
  padding: 32px 16px;
  border-radius: 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  transition: transform 0.4s var(--ease-smooth), box-shadow 0.4s, border-color 0.4s;
}

.stat-card:hover {
  transform: translateY(-6px);
  border-color: var(--accent-lang);
  box-shadow: 0 0 30px var(--accent-lang-glow), 0 8px 32px rgba(0, 0, 0, 0.3);
}

.stat-card:nth-child(2):hover {
  border-color: var(--accent-framework);
  box-shadow: 0 0 30px var(--accent-framework-glow), 0 8px 32px rgba(0, 0, 0, 0.3);
}

.stat-card:nth-child(3):hover {
  border-color: var(--accent-db);
  box-shadow: 0 0 30px var(--accent-db-glow), 0 8px 32px rgba(0, 0, 0, 0.3);
}

.stat-card:nth-child(4):hover {
  border-color: var(--accent-tool);
  box-shadow: 0 0 30px var(--accent-tool-glow), 0 8px 32px rgba(0, 0, 0, 0.3);
}

.stat-number {
  font-size: 3rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent-lang), var(--accent-framework));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: inline;
  letter-spacing: -1px;
}

.stat-card:nth-child(2) .stat-number {
  background: linear-gradient(135deg, var(--accent-framework), #34d399);
  -webkit-background-clip: text;
  background-clip: text;
}

.stat-card:nth-child(3) .stat-number {
  background: linear-gradient(135deg, var(--accent-db), #c084fc);
  -webkit-background-clip: text;
  background-clip: text;
}

.stat-card:nth-child(4) .stat-number {
  background: linear-gradient(135deg, var(--accent-tool), #fbbf24);
  -webkit-background-clip: text;
  background-clip: text;
}

.stat-suffix {
  font-size: 2.4rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent-lang), var(--accent-framework));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-card:nth-child(3) .stat-suffix {
  background: linear-gradient(135deg, var(--accent-db), #c084fc);
  -webkit-background-clip: text;
  background-clip: text;
}

.stat-card:nth-child(4) .stat-suffix {
  background: linear-gradient(135deg, var(--accent-tool), #fbbf24);
  -webkit-background-clip: text;
  background-clip: text;
}

.stat-label {
  display: block;
  margin-top: 8px;
  font-size: 0.9rem;
  color: var(--text-muted);
  font-weight: 500;
  letter-spacing: 0.5px;
}

@media (max-width: 768px) {
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .stat-number {
    font-size: 2.2rem;
  }

  .stat-suffix {
    font-size: 1.8rem;
  }
}

@media (max-width: 400px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }
}

/* ===== PAGE LOAD ANIMATION ===== */
.page-loading {
  opacity: 0;
}

body {
  animation: pageFadeIn 0.8s ease-out 0.1s forwards;
}

@keyframes pageFadeIn {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

/* Stagger hero children */
.hero-content>* {
  opacity: 0;
  animation: heroChildFadeIn 0.6s ease-out forwards;
}

.hero-content>*:nth-child(1) {
  animation-delay: 0.3s;
}

.hero-content>*:nth-child(2) {
  animation-delay: 0.5s;
}

.hero-content>*:nth-child(3) {
  animation-delay: 0.7s;
}

.hero-content>*:nth-child(4) {
  animation-delay: 0.9s;
}

.hero-content>*:nth-child(5) {
  animation-delay: 1.1s;
}

.hero-content>*:nth-child(6) {
  animation-delay: 1.3s;
}

@keyframes heroChildFadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}