/* =========================================
    TOKENS
========================================= */
:root {
  --bg: #0a0e17;
  --bg-alt: #0f1729;
  --panel: #121a2c;
  --border: rgba(255,255,255,0.08);
  --text: #d9dee6;
  --text-dim: #8b96a8;
  --accent: rgb(0, 255, 106);
  --accent-2: #eff1f1;
  --accent-soft: rgba(255, 0, 0, 0.12);
  --danger: #ff3b6e;
  --radius: 16px;
  --shadow: 0 20px 60px rgba(0,0,0,0.45);
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

[data-theme="light"] {
  --bg: #f3f6fb;
  --bg-alt: #ffffff;
  --panel: #ffffff;
  --border: rgba(10,20,40,0.08);
  --text: #0e1726;
  --text-dim: #5b6679;
  --accent: #2477e0;
  --accent-2: #06b6d4;
  --accent-soft: rgba(36,119,224,0.08);
  --shadow: 0 20px 50px rgba(20,40,80,0.10);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background 0.3s ease, color 0.3s ease;
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; display: block; }

.section-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 100px 32px;
}

.eyebrow {
  font-family: var(--font-mono);
  color: var(--accent);
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  margin-bottom: 12px;
}
.eyebrow.center { text-align: center; }

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.2vw, 2.6rem);
  font-weight: 600;
  margin-bottom: 20px;
  letter-spacing: -0.01em;
}
.section-title.center { text-align: center; }
.section-sub.center { text-align: center; color: var(--text-dim); max-width: 560px; margin: 0 auto 50px; }

.accent { color: var(--accent); }

/* =========================================
  BUTTONS
========================================= */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: 50px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.92rem;
  cursor: pointer;
  border: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #051018;
  box-shadow: 0 8px 24px rgba(59,158,255,0.3);
}
.btn-outline {
  background: transparent;
  border: 1.5px solid var(--border);
  color: var(--text);
}
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }

.btn-cta {
  background: var(--danger);
  color: #fff;
  padding: 10px 20px;
  font-size: 0.85rem;
  box-shadow: 0 6px 18px rgba(255,59,110,0.35);
}

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

/* =========================================
    NAV
========================================= */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(10,14,23,0.7);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  transition: background 0.3s ease;
}
[data-theme="light"] .nav { background: rgba(255,255,255,0.8); }

.nav-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 18px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.logo {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
}
.logo-accent { color: var(--accent); }

.nav-links {
  display: flex;
  gap: 32px;
  font-size: 0.92rem;
  font-weight: 500;
}
.nav-links a {
  color: var(--text-dim);
  position: relative;
  padding-bottom: 4px;
  transition: color 0.2s ease;
}
.nav-links a:hover, .nav-links a.active { color: var(--accent); }
.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0;
  width: 100%; height: 2px;
  background: var(--accent);
  border-radius: 2px;
}

.nav-actions { display: flex; align-items: center; gap: 14px; }

.theme-toggle {
  width: 38px; height: 38px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--panel);
  color: var(--text);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.95rem;
  transition: border-color 0.2s ease;
}
.theme-toggle:hover { border-color: var(--accent); color: var(--accent); }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  width: 24px; height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: 0.3s ease;
}

/* =========================================
    HERO
========================================= */
.hero {
  position: relative;
  padding-top: 140px;
  padding-bottom: 0;
  overflow: visible;
}

.hero-bg {
  position: absolute;
  inset: 0;
  bottom: 70px;
  overflow: hidden;
  background:
    radial-gradient(ellipse 700px 500px at 15% 20%, rgba(59,158,255,0.18), transparent 60%),
    radial-gradient(ellipse 600px 500px at 85% 60%, rgba(94,231,255,0.10), transparent 60%);
  z-index: 0;
}
[data-theme="light"] .hero-bg {
  background:
    radial-gradient(ellipse 700px 500px at 15% 20%, rgba(59,158,255,0.10), transparent 60%),
    radial-gradient(ellipse 600px 500px at 85% 60%, rgba(6,182,212,0.08), transparent 60%);
}

.hero-inner {
  position: relative;
  z-index: 1;
  max-width: 1180px;
  margin: 0 auto;
  padding: 60px 32px 90px;
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 60px;
  align-items: center;
}

.hero-photo-wrap {
  position: relative;
  width: 340px;
  height: 340px;
  justify-self: center;
}

.ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1.5px solid transparent;
}
.ring-outer {
  border-top-color: var(--accent);
  border-right-color: var(--accent);
  inset: -18px;
  animation: spin 9s linear infinite;
}
.ring-inner {
  border-bottom-color: var(--accent-2);
  border-left-color: var(--accent-2);
  inset: -34px;
  animation: spin 14s linear infinite reverse;
}
@keyframes spin { to { transform: rotate(360deg); } }

.orbit-dot {
  position: absolute;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--accent-2);
  box-shadow: 0 0 12px var(--accent-2);
}
.dot-1 { top: -18px; left: 50%; animation: spin 9s linear infinite; transform-origin: 170px 188px; }
.dot-2 { bottom: -34px; right: 30%; animation: spin 14s linear infinite reverse; transform-origin: 170px 204px; }

.photo-frame {
  position: relative;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  overflow: hidden;
  background: var(--panel);
  border: 4px solid var(--bg);
  box-shadow: var(--shadow);
}
.hero-photo {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center 15%;
}

.hero-text { max-width: 560px; }

.hero-greeting {
  font-family: var(--font-mono);
  color: var(--accent);
  font-size: 0.95rem;
  margin-bottom: 10px;
}

.hero-name {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4.5vw, 3.4rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 10px;
}

.hero-role {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 2.2vw, 1.5rem);
  font-weight: 600;
  color: var(--text-dim);
  margin-bottom: 20px;
  min-height: 1.6em;
}
.typed-text { color: var(--accent); }
.cursor { color: var(--accent); animation: blink 0.9s step-end infinite; }
@keyframes blink { 50% { opacity: 0; } }

.hero-desc {
  color: var(--text-dim);
  margin-bottom: 26px;
  font-size: 1rem;
  max-width: 480px;
}

.hero-socials {
  display: flex;
  gap: 14px;
  margin-bottom: 30px;
}
.hero-socials a {
  width: 38px; height: 38px;
  border-radius: 50%;
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-dim);
  transition: all 0.2s ease;
  font-size: 0.95rem;
}
.hero-socials a:hover {
  color: var(--bg);
  background: var(--accent);
  border-color: var(--accent);
  transform: translateY(-3px);
}

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

/* STATS BAR */
.stats-bar {
  position: relative;
  z-index: 2;
  max-width: 1100px;
  margin: -70px auto 0;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 36px 20px;
  display: flex;
  justify-content: space-around;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.stat { text-align: center; flex: 1; min-width: 120px; }
.stat-num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 600;
  color: var(--accent);
}
.stat-label {
  font-size: 0.82rem;
  color: var(--text-dim);
  line-height: 1.3;
}
.stat-divider {
  width: 1px;
  height: 44px;
  background: var(--border);
}

/* =========================================
  ABOUT
========================================= */
.about { padding-top: 60px; }
.about-grid {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 60px;
  align-items: center;
}
.about-img {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
}
.about-img-glow {
  position: absolute;
  inset: -20px;
  background: radial-gradient(circle, var(--accent-soft), transparent 70%);
  z-index: 0;
  border-radius: 50%;
}
.about-img img {
  position: relative;
  z-index: 1;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  object-fit: cover;
  aspect-ratio: 4/5;
}

.about-text {
  color: var(--text-dim);
  margin-bottom: 16px;
}
.about-text strong { color: var(--text); }

.about-tags {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 20px;
}
.about-tags span {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  padding: 7px 14px;
  border-radius: 50px;
  background: var(--accent-soft);
  color: var(--accent);
  border: 1px solid var(--border);
}

/* =========================================
   SKILLS
========================================= */
.skills { background: var(--bg-alt); }

.skills-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 50px;
}

.skill-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px 24px;
}

.skill-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}
.skill-icon {
  font-size: 1.3rem;
  color: var(--accent);
  width: 28px;
  text-align: center;
}
.skill-name {
  font-family: var(--font-display);
  font-weight: 600;
  flex: 1;
}
.skill-pct {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-dim);
}

.skill-bar {
  height: 8px;
  background: var(--border);
  border-radius: 50px;
  overflow: hidden;
}
.skill-fill {
  height: 100%;
  width: 0%;
  border-radius: 50px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  transition: width 1.2s cubic-bezier(0.16, 1, 0.3, 1);
}

/* =========================================
   SERVICES
========================================= */
.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
  margin-top: 50px;
}

.service-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
  transition: transform 0.25s ease, border-color 0.25s ease;
}
.service-card:hover {
  transform: translateY(-6px);
  border-color: var(--accent);
}

.service-icon {
  width: 58px; height: 58px;
  border-radius: 16px;
  background: var(--accent-soft);
  color: var(--accent);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem;
  margin: 0 auto 18px;
}

.service-card h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  margin-bottom: 10px;
}
.service-card p {
  color: var(--text-dim);
  font-size: 0.9rem;
}

/* =========================================
   PORTFOLIO
========================================= */
.portfolio { background: var(--bg-alt); }

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 50px;
}

.portfolio-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.25s ease;
}
.portfolio-card:hover { transform: translateY(-6px); }

.portfolio-thumb {
  height: 160px;
  display: flex; align-items: center; justify-content: center;
  font-size: 2.4rem;
  color: rgba(255,255,255,0.85);
}
.thumb-1 { background: linear-gradient(135deg, #1b3a63, #3b9eff); }
.thumb-2 { background: linear-gradient(135deg, #15314f, #5ee7ff); }
.thumb-3 { background: linear-gradient(135deg, #22467a, #3b9eff); }
.thumb-4 { background: linear-gradient(135deg, #102a4a, #5ee7ff); }

.portfolio-info { padding: 22px; }
.portfolio-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
}
.portfolio-info h3 {
  font-family: var(--font-display);
  margin: 8px 0;
  font-size: 1.1rem;
}
.portfolio-info p {
  color: var(--text-dim);
  font-size: 0.88rem;
}

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

.contact-detail {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 14px 0;
  font-size: 0.95rem;
}
.contact-detail i {
  width: 38px; height: 38px;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent);
  display: flex; align-items: center; justify-content: center;
}

.contact-socials { margin-top: 24px; margin-bottom: 0; }

.contact-form {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.form-row { display: flex; gap: 16px; }
.contact-form input, .contact-form textarea {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 13px 16px;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.92rem;
  resize: none;
  transition: border-color 0.2s ease;
}
.contact-form input:focus, .contact-form textarea:focus {
  outline: none;
  border-color: var(--accent);
}

/* =========================================
   FOOTER
========================================= */
.footer {
  text-align: center;
  padding: 28px;
  border-top: 1px solid var(--border);
  color: var(--text-dim);
  font-size: 0.85rem;
}

/* =========================================
   RESPONSIVE
========================================= */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; text-align: center; }
  .hero-text { max-width: 100%; margin: 0 auto; }
  .hero-desc { margin-left: auto; margin-right: auto; }
  .hero-socials, .hero-buttons { justify-content: center; }
  .about-grid { grid-template-columns: 1fr; }
  .about-img { max-width: 320px; margin: 0 auto; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
  .stats-bar { transform: translateY(20%); }
}

@media (max-width: 720px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .nav-links.open {
    display: flex;
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: var(--bg-alt);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    padding: 20px 32px;
    gap: 18px;
  }
  .btn-cta span { display: none; }
  .skills-grid, .portfolio-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .stats-bar { flex-direction: column; transform: translateY(10%); }
  .stat-divider { width: 60%; height: 1px; }
  .form-row { flex-direction: column; }
  .hero-photo-wrap { width: 260px; height: 260px; }
}