/* ===== TOKENS ===== */
:root {
  --bg: #0c0c10;
  --surface: #13131a;
  --surface2: #1a1a24;
  --border: #222230;
  --accent: #c9a96e;
  --accent-dark: #a07d3a;
  --text: #f0eff5;
  --text-sec: #8b8a9e;
  --text-muted: #525268;
  --font: 'Inter', system-ui, sans-serif;
  --font-display: 'DM Serif Display', Georgia, serif;
  --radius: 10px;
  --radius-sm: 6px;
  --transition: 0.3s ease;
  --max: 1200px;
}

/* ===== RESET ===== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: var(--font); background: var(--bg); color: var(--text); line-height: 1.7; overflow-x: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* ===== SCROLL BAR ===== */
.scroll-progress {
  position: fixed; top: 0; left: 0; height: 3px;
  width: 0%; background: var(--accent); z-index: 9999;
  transition: width 0.1s linear;
}

/* ===== LAYOUT ===== */
.container { max-width: var(--max); margin: 0 auto; padding: 0 2rem; }
.section { padding: 7rem 0; }
.section-alt { background: var(--surface); }

.section-header { margin-bottom: 3.5rem; }
.section-tag {
  display: inline-block; font-size: 0.72rem; font-weight: 700;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 0.9rem;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 3.5vw, 2.8rem);
  line-height: 1.2; max-width: 580px;
}
.section-subtitle { margin-top: 1rem; color: var(--text-sec); font-size: 1.05rem; max-width: 480px; }

/* ===== BUTTONS ===== */
.btn {
  display: inline-block; padding: 0.85rem 1.9rem;
  font-family: var(--font); font-size: 0.9rem; font-weight: 600;
  border-radius: var(--radius-sm); cursor: pointer;
  border: none; transition: var(--transition); letter-spacing: 0.01em;
}
.btn-primary { background: var(--accent); color: #0c0c10; }
.btn-primary:hover { background: var(--accent-dark); transform: translateY(-2px); box-shadow: 0 6px 20px rgba(0,0,0,0.4); }
.btn-outline { background: transparent; color: var(--text); border: 1.5px solid var(--border); }
.btn-outline:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-2px); }
.btn-full { width: 100%; text-align: center; }

/* ===== NAVBAR ===== */
.navbar {
  position: sticky; top: 0; z-index: 1000;
  background: var(--bg); border-bottom: 1px solid var(--border);
  padding: 1rem 0; transition: box-shadow var(--transition);
}
.navbar.scrolled { box-shadow: 0 2px 20px rgba(0,0,0,0.5); }
.nav-container {
  max-width: var(--max); margin: 0 auto; padding: 0 2rem;
  display: flex; align-items: center; justify-content: space-between;
}
.logo-link { display: flex; align-items: center; }
.logo-img { height: 42px; width: auto; object-fit: contain; }
.nav-menu { display: flex; align-items: center; gap: 2.2rem; }
.nav-link {
  font-size: 0.88rem; font-weight: 500; color: var(--text-sec);
  transition: color var(--transition); position: relative;
}
.nav-link::after {
  content: ''; position: absolute; bottom: -4px; left: 0;
  width: 0; height: 1px; background: var(--accent); transition: width var(--transition);
}
.nav-link:hover, .nav-link.active { color: var(--text); }
.nav-link:hover::after, .nav-link.active::after { width: 100%; }

.hamburger {
  display: none; flex-direction: column; gap: 5px;
  cursor: pointer; background: none; border: none; padding: 4px;
}
.hamburger span { display: block; width: 24px; height: 2px; background: var(--text); transition: var(--transition); transform-origin: center; }
.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===== HERO ===== */
.hero {
  min-height: calc(100vh - 70px);
  display: flex; align-items: center; padding: 4rem 0;
}
.hero-inner {
  max-width: var(--max); margin: 0 auto; padding: 0 2rem;
  display: grid; grid-template-columns: 1fr 1fr;
  align-items: center; gap: 5rem;
}
.hero-eyebrow {
  font-size: 0.76rem; font-weight: 700; letter-spacing: 0.2em;
  text-transform: uppercase; color: var(--accent); margin-bottom: 1.4rem;
}
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5vw, 4rem);
  line-height: 1.1; margin-bottom: 1.4rem;
}
.hero-subtitle { color: var(--text-sec); font-size: 1.1rem; margin-bottom: 2.2rem; max-width: 480px; }
.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; margin-bottom: 3rem; }
.hero-stats { display: flex; gap: 2.5rem; }
.hero-stat { display: flex; flex-direction: column; }
.hero-stat .count-up { font-size: 2.2rem; font-weight: 800; color: var(--accent); line-height: 1; }
.hero-stat .stat-suffix { font-size: 1.6rem; font-weight: 700; color: var(--accent); }
.hero-stat .stat-label { font-size: 0.78rem; color: var(--text-muted); margin-top: 0.3rem; letter-spacing: 0.04em; }

.hero-visual { display: flex; justify-content: flex-end; }
.profile-frame {
  width: 420px; height: 520px;
  border-radius: 16px; overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: 0 24px 60px rgba(0,0,0,0.6);
  position: relative;
}
.profile-frame::before {
  content: '';
  position: absolute; inset: 0;
  box-shadow: inset 0 0 0 1px rgba(201,169,110,0.15);
  border-radius: 16px; z-index: 1; pointer-events: none;
}
.profile-photo { width: 100%; height: 100%; object-fit: cover; object-position: top; }

/* ===== ABOUT ===== */
.about-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 5rem; align-items: center;
}
.about-text p { color: var(--text-sec); margin-bottom: 1.3rem; font-size: 1.03rem; }
.about-tags { display: flex; flex-wrap: wrap; gap: 0.6rem; margin: 1.8rem 0; }
.about-tags span {
  font-size: 0.8rem; font-weight: 500; padding: 0.4rem 0.9rem;
  border: 1px solid var(--border); border-radius: 100px; color: var(--text-sec);
  transition: var(--transition);
}
.about-tags span:hover { border-color: var(--accent); color: var(--accent); }
.about-stats-row { display: flex; gap: 2rem; margin-top: 2rem; }
.about-stat strong { display: block; font-size: 2rem; font-weight: 800; color: var(--accent); }
.about-stat span { font-size: 0.8rem; color: var(--text-muted); }
.about-image-wrapper { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); }
.about-photo { width: 100%; height: 520px; object-fit: cover; object-position: top; }

/* ===== SKILLS ===== */
.skills-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem;
}
.skill-card {
  background: var(--surface2); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 2rem;
  transition: var(--transition); position: relative; overflow: hidden;
}
.skill-card::before {
  content: ''; position: absolute; top: 0; left: 0;
  width: 100%; height: 2px; background: var(--accent);
  transform: scaleX(0); transform-origin: left; transition: var(--transition);
}
.skill-card:hover { border-color: var(--accent); transform: translateY(-4px); box-shadow: 0 12px 36px rgba(0,0,0,0.4); }
.skill-card:hover::before { transform: scaleX(1); }
.skill-indicator { width: 8px; height: 8px; background: var(--accent); border-radius: 50%; margin-bottom: 1.2rem; }
.skill-card h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 0.7rem; }
.skill-card p { font-size: 0.88rem; color: var(--text-sec); line-height: 1.6; }

/* ===== PROJECTS ===== */
.projects-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem;
}
.project-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); overflow: hidden; transition: var(--transition);
}
.project-card:hover { transform: translateY(-6px); box-shadow: 0 16px 48px rgba(0,0,0,0.5); border-color: var(--accent); }
.project-image-wrap { position: relative; height: 220px; overflow: hidden; }
.project-img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.project-card:hover .project-img { transform: scale(1.06); }
.project-overlay {
  position: absolute; inset: 0;
  background: rgba(12,12,16,0.82);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transition: var(--transition);
}
.project-card:hover .project-overlay { opacity: 1; }
.overlay-btn {
  background: var(--accent); color: #0c0c10;
  padding: 0.7rem 1.6rem; border-radius: var(--radius-sm);
  font-size: 0.88rem; font-weight: 700; transition: var(--transition);
}
.overlay-btn:hover { background: var(--accent-dark); }
.project-body { padding: 1.5rem; }
.project-body h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 0.6rem; }
.project-body p { font-size: 0.88rem; color: var(--text-sec); margin-bottom: 1.2rem; line-height: 1.6; }
.tech-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.tech-tags span {
  font-size: 0.75rem; font-weight: 600; padding: 0.3rem 0.75rem;
  background: var(--surface2); border: 1px solid var(--border);
  border-radius: 100px; color: var(--text-sec);
}

/* ===== EXPERIENCE ===== */
.timeline { display: flex; flex-direction: column; gap: 0; }
.timeline-item { display: grid; grid-template-columns: 160px 40px 1fr; gap: 0 1.5rem; align-items: start; }
.timeline-meta { padding-top: 0.25rem; text-align: right; }
.timeline-year { font-size: 0.78rem; font-weight: 600; color: var(--accent); letter-spacing: 0.04em; }
.timeline-dot-wrap { display: flex; flex-direction: column; align-items: center; padding-top: 0.3rem; }
.timeline-dot {
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--accent); border: 2px solid var(--bg);
  box-shadow: 0 0 0 3px var(--accent); flex-shrink: 0;
}
.timeline-line { width: 1px; flex: 1; background: var(--border); min-height: 60px; margin-top: 8px; }
.timeline-card { background: var(--surface2); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.6rem; margin-bottom: 2rem; transition: var(--transition); }
.timeline-card:hover { border-color: var(--accent); }
.timeline-card h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 0.3rem; }
.timeline-company { font-size: 0.85rem; color: var(--accent); margin-bottom: 0.7rem; font-weight: 500; }
.timeline-desc { font-size: 0.9rem; color: var(--text-sec); line-height: 1.6; }

/* ===== TESTIMONIALS ===== */
.testimonials-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem;
}
.testimonial-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 2rem;
  transition: var(--transition); display: flex; flex-direction: column; gap: 1.5rem;
}
.testimonial-card:hover { border-color: var(--accent); transform: translateY(-4px); box-shadow: 0 12px 36px rgba(0,0,0,0.4); }
.testimonial-quote { font-size: 1rem; color: var(--text-sec); line-height: 1.7; font-style: italic; }
.testimonial-author { display: flex; align-items: center; gap: 1rem; }
.testimonial-avatar { width: 52px; height: 52px; border-radius: 50%; object-fit: cover; border: 2px solid var(--border); }
.testimonial-meta strong { display: block; font-size: 0.95rem; }
.testimonial-meta span { font-size: 0.8rem; color: var(--text-muted); }

/* ===== CONTACT ===== */
.contact-wrapper { display: grid; grid-template-columns: 1.2fr 1fr; gap: 5rem; align-items: start; }
.form-group { display: flex; flex-direction: column; gap: 0.5rem; margin-bottom: 1.4rem; }
.form-group label { font-size: 0.82rem; font-weight: 600; color: var(--text-sec); letter-spacing: 0.04em; }
.form-group input, .form-group textarea {
  background: var(--surface2); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 0.85rem 1rem;
  font-family: var(--font); font-size: 0.95rem; color: var(--text);
  transition: var(--transition); resize: vertical;
}
.form-group input::placeholder, .form-group textarea::placeholder { color: var(--text-muted); }
.form-group input:focus, .form-group textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(201,169,110,0.12); }
.form-status { margin-top: 1rem; font-size: 0.9rem; color: var(--accent); min-height: 1.4rem; }

.contact-info { display: flex; flex-direction: column; gap: 2rem; padding-top: 0.5rem; }
.contact-detail { display: flex; flex-direction: column; gap: 0.3rem; }
.contact-label { font-size: 0.72rem; font-weight: 700; letter-spacing: 0.15em; text-transform: uppercase; color: var(--text-muted); }
.contact-value { font-size: 1rem; color: var(--text); transition: color var(--transition); }
a.contact-value:hover { color: var(--accent); }
.contact-socials { display: flex; gap: 1rem; flex-wrap: wrap; margin-top: 1rem; }
.social-link {
  font-size: 0.85rem; font-weight: 600; padding: 0.6rem 1.3rem;
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  color: var(--text-sec); transition: var(--transition);
}
.social-link:hover { border-color: var(--accent); color: var(--accent); }

/* ===== FOOTER ===== */
.footer { background: var(--surface); border-top: 1px solid var(--border); padding: 2.5rem 0; }
.footer-inner {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 1.5rem;
}
.footer-logo { height: 36px; width: auto; object-fit: contain; }
.footer-copy { font-size: 0.85rem; color: var(--text-muted); }
.footer-nav { display: flex; gap: 1.8rem; }
.footer-nav a { font-size: 0.85rem; color: var(--text-sec); transition: color var(--transition); }
.footer-nav a:hover { color: var(--accent); }

/* ===== REVEAL ANIMATION ===== */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .skills-grid { grid-template-columns: repeat(2, 1fr); }
  .projects-grid { grid-template-columns: repeat(2, 1fr); }
  .testimonials-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .section { padding: 5rem 0; }
  .hero-inner { grid-template-columns: 1fr; gap: 3rem; }
  .hero-visual { justify-content: center; }
  .profile-frame { width: 320px; height: 400px; }
  .about-grid { grid-template-columns: 1fr; gap: 3rem; }
  .about-photo { height: 360px; }
  .skills-grid { grid-template-columns: 1fr; }
  .projects-grid { grid-template-columns: 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .contact-wrapper { grid-template-columns: 1fr; gap: 3rem; }
  .timeline-item { grid-template-columns: 1fr; gap: 0.5rem; }
  .timeline-meta { text-align: left; }
  .timeline-dot-wrap { display: none; }
  .timeline-card { margin-bottom: 1.5rem; }
  .hero-stats { gap: 1.5rem; }
  .nav-menu {
    display: none; flex-direction: column; gap: 0;
    position: absolute; top: 100%; left: 0; right: 0;
    background: var(--bg); border-bottom: 1px solid var(--border);
    padding: 1rem 2rem 1.5rem;
  }
  .nav-menu.open { display: flex; }
  .nav-menu li { padding: 0.6rem 0; }
  .hamburger { display: flex; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 2rem; }
  .hero-actions { flex-direction: column; }
  .btn { width: 100%; text-align: center; }
  .hero-stats { flex-direction: column; gap: 1.2rem; }
  .about-stats-row { flex-direction: column; gap: 1rem; }
}