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

:root {
  --bg:          #050510;
  --bg-alt:      #080818;
  --surface:     #0d0d22;
  --border:      #1a1a35;
  --cyan:        #00e5ff;
  --cyan-dim:    rgba(0,229,255,0.09);
  --cyan-glow:   rgba(0,229,255,0.25);
  --text:        #e8e8f0;
  --text-dim:    #8888aa;
  --white:       #ffffff;
  --red:         #ff5f57;
  --yellow:      #febc2e;
  --green:       #28c840;
  --orange:      #ff9f43;
  --purple:      #a29bfe;
  --pink:        #fd79a8;
}

html { scroll-behavior: smooth; }
body {
  background: var(--bg); color: var(--text);
  font-family: 'Syne', sans-serif;
  overflow-x: hidden; -webkit-tap-highlight-color: transparent;
  -webkit-text-size-adjust: 100%;
}

/* ── Canvas ──────────────────────────────────── */
#particles {
  position: fixed; inset: 0;
  z-index: 0; pointer-events: none;
}

/* ── Container ───────────────────────────────── */
.container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }

/* ══════════════════════════════════════════════
   NAVBAR
══════════════════════════════════════════════ */
.navbar {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 100; padding: 20px 0;
  transition: background 0.3s, padding 0.3s;
}
.navbar.scrolled {
  background: rgba(5,5,16,0.9);
  backdrop-filter: blur(20px);
  padding: 13px 0;
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1100px; margin: 0 auto; padding: 0 24px;
  display: flex; align-items: center; justify-content: space-between;
}
.nav-logo {
  font-family: 'JetBrains Mono', monospace;
  font-size: 20px; font-weight: 500; color: var(--cyan);
  text-decoration: none; text-shadow: 0 0 16px var(--cyan-glow);
}
.nav-links { display: flex; align-items: center; gap: 30px; list-style: none; }
.nav-link {
  font-family: 'JetBrains Mono', monospace; font-size: 12px;
  color: var(--text-dim); text-decoration: none;
  letter-spacing: 0.08em; transition: color 0.2s; position: relative;
}
.nav-link::after {
  content: ''; position: absolute; left: 0; bottom: -4px;
  width: 0; height: 1px; background: var(--cyan); transition: width 0.25s;
}
.nav-link:hover, .nav-link.active { color: var(--cyan); }
.nav-link:hover::after, .nav-link.active::after { width: 100%; }
.nav-btn {
  font-family: 'JetBrains Mono', monospace; font-size: 12px;
  color: var(--cyan); text-decoration: none;
  border: 1px solid var(--cyan); padding: 7px 16px; border-radius: 6px;
  transition: background 0.2s, box-shadow 0.2s;
}
.nav-btn:hover { background: var(--cyan-dim); box-shadow: 0 0 14px var(--cyan-glow); }

.nav-toggle {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 4px; z-index: 200;
}
.nav-toggle span {
  display: block; width: 24px; height: 2px;
  background: var(--cyan); border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ══════════════════════════════════════════════
   HERO
══════════════════════════════════════════════ */
.hero {
  min-height: 100vh;
  display: flex; align-items: center;
  position: relative; z-index: 1;
  padding: 110px 24px 60px;
  max-width: 1100px; margin: 0 auto; gap: 70px;
}
.hero-content { flex: 1; }

.hero-tag {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: 'JetBrains Mono', monospace; font-size: 11px;
  color: var(--cyan); letter-spacing: 0.14em; text-transform: uppercase;
  margin-bottom: 18px; border: 1px solid rgba(0,229,255,0.25);
  padding: 6px 14px; border-radius: 100px; background: var(--cyan-dim);
}
.dot.pulse {
  width: 7px; height: 7px; background: var(--cyan); border-radius: 50%;
  box-shadow: 0 0 6px var(--cyan);
  animation: pulseDot 2s ease-in-out infinite;
}
@keyframes pulseDot {
  0%,100%{ box-shadow:0 0 4px var(--cyan); transform:scale(1); }
  50%    { box-shadow:0 0 12px var(--cyan); transform:scale(1.2); }
}

.hero-hello {
  font-family: 'JetBrains Mono', monospace; font-size: 14px;
  color: var(--text-dim); margin-bottom: 8px; letter-spacing: 0.06em;
}
.hero-name {
  font-size: clamp(32px, 5.5vw, 62px); font-weight: 800;
  line-height: 1.08; margin-bottom: 14px; color: var(--white);
}
.glitch {
  color: var(--cyan); position: relative;
  text-shadow: 0 0 20px var(--cyan-glow);
}
.glitch::before, .glitch::after {
  content: attr(data-text); position: absolute; left: 0; top: 0; color: var(--cyan);
}
.glitch::before {
  animation: glitch1 5s infinite;
  clip-path: polygon(0 0,100% 0,100% 40%,0 40%); opacity:0.7;
}
.glitch::after {
  animation: glitch2 5s infinite;
  clip-path: polygon(0 60%,100% 60%,100% 100%,0 100%); opacity:0.7;
}
@keyframes glitch1 {
  0%,93%,100%{ transform:translate(0); opacity:0; }
  94%{ transform:translate(-3px,1px); opacity:0.7; filter:hue-rotate(90deg); }
  96%{ transform:translate(2px,-1px); opacity:0.5; }
}
@keyframes glitch2 {
  0%,93%,100%{ transform:translate(0); opacity:0; }
  94%{ transform:translate(3px,-1px); opacity:0.7; filter:hue-rotate(-90deg); }
  96%{ transform:translate(-2px,1px); opacity:0.5; }
}

.hero-role {
  font-family: 'JetBrains Mono', monospace; font-size: clamp(14px,2.2vw,20px);
  color: var(--text-dim); margin-bottom: 18px; min-height: 28px;
}
.typewriter { color: var(--cyan); }
.cursor-blink { color: var(--cyan); animation: blink 1s step-end infinite; }
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0} }

.hero-desc {
  font-family: 'JetBrains Mono', monospace; font-size: 14px; font-weight: 300;
  color: var(--text-dim); max-width: 500px; line-height: 1.8; margin-bottom: 30px;
}
.hero-btns { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 44px; }

.btn-primary {
  display: inline-flex; align-items: center; gap: 7px;
  background: var(--cyan); color: var(--bg);
  font-family: 'Syne', sans-serif; font-size: 14px; font-weight: 700;
  padding: 12px 26px; border-radius: 8px; text-decoration: none;
  border: 2px solid var(--cyan); cursor: pointer;
  transition: background 0.2s, box-shadow 0.2s, transform 0.15s; letter-spacing: 0.04em;
}
.btn-primary:hover {
  background: transparent; color: var(--cyan);
  box-shadow: 0 0 24px var(--cyan-glow); transform: translateY(-2px);
}
.btn-outline {
  display: inline-flex; align-items: center; gap: 7px;
  background: transparent; color: var(--text);
  font-family: 'Syne', sans-serif; font-size: 14px; font-weight: 700;
  padding: 12px 26px; border-radius: 8px; text-decoration: none;
  border: 2px solid var(--border); cursor: pointer;
  transition: border-color 0.2s, color 0.2s, box-shadow 0.2s, transform 0.15s; letter-spacing: 0.04em;
}
.btn-outline:hover {
  border-color: var(--cyan); color: var(--cyan);
  box-shadow: 0 0 16px rgba(0,229,255,0.15); transform: translateY(-2px);
}

.hero-scroll {
  display: flex; align-items: center; gap: 12px;
  font-family: 'JetBrains Mono', monospace; font-size: 10px;
  color: var(--text-dim); letter-spacing: 0.15em; text-transform: uppercase;
}
.scroll-line {
  width: 50px; height: 1px;
  background: linear-gradient(to right, var(--cyan), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%,100%{ opacity:0.4; width:36px; } 50%{ opacity:1; width:55px; }
}

/* Profile visual */
.hero-visual { flex: 0 0 auto; position: relative; }
.profile-frame { position: relative; }
.profile-ring {
  width: 280px; height: 280px; border-radius: 50%;
  background: conic-gradient(var(--cyan), #003366, #00aabb, var(--cyan));
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 0 40px rgba(0,229,255,0.18);
}
@keyframes spinRing { to{ transform:rotate(0deg); } }
.profile-inner {
  width: 262px; height: 262px; border-radius: 50%;
  background: var(--surface); overflow: hidden;
  display: flex; align-items: center; justify-content: center;
  border: 4px solid var(--bg);
}
.profile-img { width: 100%; height: 100%; object-fit: cover; border-radius: 50%; }
.profile-fallback {
  font-size: 100px; font-weight: 800;
  color: var(--cyan); text-shadow: 0 0 20px var(--cyan-glow);
  display: none;
}
.profile-badge {
  position: absolute; font-family: 'JetBrains Mono', monospace;
  font-size: 11px; color: var(--cyan); background: var(--surface);
  border: 1px solid rgba(0,229,255,0.3); padding: 6px 14px;
  border-radius: 100px; letter-spacing: 0.08em; white-space: nowrap;
  box-shadow: 0 0 12px rgba(0,229,255,0.1);
}
.badge-top    { top: 10px; right: -20px; }
.badge-bottom { bottom: 30px; left: -20px; }

/* ══════════════════════════════════════════════
   SECTIONS
══════════════════════════════════════════════ */
.section { position: relative; z-index: 1; padding: 100px 0; }
.section-alt {
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.section-label {
  font-family: 'JetBrains Mono', monospace; font-size: 11px;
  color: var(--cyan); letter-spacing: 0.22em; text-transform: uppercase; margin-bottom: 12px;
}
.section-title {
  font-size: clamp(26px, 4.5vw, 46px); font-weight: 800;
  color: var(--white); margin-bottom: 52px;
  position: relative; display: inline-block;
}
.section-title::after {
  content: ''; position: absolute; left: 0; bottom: -10px;
  width: 48px; height: 3px; background: var(--cyan); border-radius: 2px;
  box-shadow: 0 0 10px var(--cyan-glow);
}

.reveal {
  opacity: 0; transform: translateY(28px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ══════════════════════════════════════════════
   ABOUT
══════════════════════════════════════════════ */
.about-grid { display: grid; grid-template-columns: 1fr 320px; gap: 60px; align-items: start; }
.about-text p {
  font-family: 'JetBrains Mono', monospace; font-size: 14px; font-weight: 300;
  color: var(--text-dim); line-height: 1.85; margin-bottom: 18px;
}
.about-text strong { color: var(--white); font-weight: 500; }
.about-stats {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 14px; margin: 28px 0;
}
.stat-box {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 12px; padding: 16px 12px; text-align: center;
  transition: border-color 0.25s, transform 0.25s;
}
.stat-box:hover { border-color: rgba(0,229,255,0.3); transform: translateY(-2px); }
.stat-num {
  display: block; font-size: 26px; font-weight: 800;
  color: var(--cyan); text-shadow: 0 0 10px var(--cyan-glow); margin-bottom: 4px;
}
.stat-lbl {
  font-family: 'JetBrains Mono', monospace; font-size: 9px;
  color: var(--text-dim); letter-spacing: 0.1em; text-transform: uppercase;
}
.about-btns { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 10px; }

.about-info { display: flex; flex-direction: column; gap: 14px; }
.info-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 12px; padding: 18px 20px;
  transition: border-color 0.25s, transform 0.25s;
}
.info-card:hover { border-color: rgba(0,229,255,0.3); transform: translateX(4px); }
.info-card h3 { font-size: 13px; color: var(--white); margin-bottom: 6px; font-weight: 700; }
.info-card p { font-family: 'JetBrains Mono', monospace; font-size: 13px; color: var(--text); font-weight: 400; }
.info-card span { font-family: 'JetBrains Mono', monospace; font-size: 11px; color: var(--cyan); display: block; margin-top: 2px; }

/* ══════════════════════════════════════════════
   SKILLS
══════════════════════════════════════════════ */
.skills-categories { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 24px; }
.skill-category {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 16px; padding: 28px 24px;
  transition: border-color 0.25s, transform 0.25s;
}
.skill-category:hover { border-color: rgba(0,229,255,0.25); transform: translateY(-2px); }
.skill-cat-title {
  font-size: 16px; font-weight: 700; color: var(--white);
  margin-bottom: 24px; display: flex; align-items: center; gap: 10px;
}
.skill-list { display: flex; flex-direction: column; gap: 16px; }
.skill-item {}
.skill-meta {
  display: flex; justify-content: space-between;
  align-items: center; margin-bottom: 7px;
}
.skill-name { font-family: 'JetBrains Mono', monospace; font-size: 13px; color: var(--text); }
.skill-pct  { font-family: 'JetBrains Mono', monospace; font-size: 11px; color: var(--cyan); }
.skill-bar  { height: 4px; background: var(--border); border-radius: 100px; overflow: hidden; }
.skill-fill {
  height: 100%; width: 0;
  background: linear-gradient(90deg, var(--cyan), #0099bb);
  border-radius: 100px; box-shadow: 0 0 8px var(--cyan-glow);
  transition: width 1.2s cubic-bezier(0.4,0,0.2,1);
}
.tools-grid { display: flex; flex-wrap: wrap; gap: 8px; }
.tool-pill {
  font-family: 'JetBrains Mono', monospace; font-size: 12px;
  color: var(--text-dim); border: 1px solid var(--border);
  background: rgba(255,255,255,0.02); padding: 6px 12px; border-radius: 6px;
  transition: color 0.2s, border-color 0.2s, background 0.2s;
}
.tool-pill:hover { color: var(--cyan); border-color: rgba(0,229,255,0.3); background: var(--cyan-dim); }

/* ══════════════════════════════════════════════
   PROJECTS
══════════════════════════════════════════════ */
.projects-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 20px;
}
.project-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 16px; padding: 24px 22px;
  position: relative; overflow: hidden;
  transition: border-color 0.25s, box-shadow 0.25s, transform 0.25s;
}
.project-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  opacity: 0; transition: opacity 0.3s;
}
.project-card:hover {
  border-color: rgba(0,229,255,0.35); transform: translateY(-5px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.4), 0 0 20px rgba(0,229,255,0.06);
}
.project-card:hover::before { opacity: 1; }
.project-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 10px; }
.project-icon { font-size: 26px; }
.project-links { display: flex; gap: 10px; }
.proj-link {
  font-family: 'JetBrains Mono', monospace; font-size: 11px;
  color: var(--text-dim); text-decoration: none; letter-spacing: 0.05em;
  transition: color 0.2s;
}
.proj-link:hover { color: var(--cyan); }
.project-badge {
  font-family: 'JetBrains Mono', monospace; font-size: 10px;
  display: inline-block; padding: 3px 10px; border-radius: 100px;
  letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 10px;
}
.intern-badge    { color: var(--cyan);   background: rgba(0,229,255,0.08);   border: 1px solid rgba(0,229,255,0.22); }
.hackathon-badge { color: var(--pink);   background: rgba(253,121,168,0.08); border: 1px solid rgba(253,121,168,0.22); }
.ml-badge        { color: var(--purple); background: rgba(162,155,254,0.08); border: 1px solid rgba(162,155,254,0.22); }
.fullstack-badge { color: var(--orange); background: rgba(255,159,67,0.08);  border: 1px solid rgba(255,159,67,0.22); }
.project-title { font-size: 17px; font-weight: 700; color: var(--white); margin-bottom: 8px; }
.project-desc {
  font-family: 'JetBrains Mono', monospace; font-size: 12px; font-weight: 300;
  color: var(--text-dim); line-height: 1.7; margin-bottom: 14px;
}
.project-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.project-tags span {
  font-family: 'JetBrains Mono', monospace; font-size: 10px;
  color: var(--text-dim); border: 1px solid var(--border);
  padding: 3px 8px; border-radius: 4px;
}
.project-card[data-github] { cursor: pointer; }
.proj-github-btn {
  margin-top: 16px;
  font-family: 'JetBrains Mono', monospace; font-size: 12px;
  color: var(--cyan); display: flex; align-items: center; gap: 6px;
  opacity: 0; transform: translateY(6px);
  transition: opacity 0.25s, transform 0.25s;
  letter-spacing: 0.06em;
}
.proj-github-btn span { transition: transform 0.2s; display: inline-block; }
.project-card:hover .proj-github-btn { opacity: 1; transform: translateY(0); }
.project-card:hover .proj-github-btn span { transform: translateX(5px); }

/* ══════════════════════════════════════════════
   GALLERY
══════════════════════════════════════════════ */
.gallery-tabs {
  display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 32px;
}
.gtab {
  font-family: 'JetBrains Mono', monospace; font-size: 12px;
  color: var(--text-dim); background: var(--surface);
  border: 1px solid var(--border); padding: 9px 18px; border-radius: 8px;
  cursor: pointer; letter-spacing: 0.06em;
  transition: color 0.2s, border-color 0.2s, background 0.2s;
}
.gtab:hover  { color: var(--cyan); border-color: rgba(0,229,255,0.3); }
.gtab.active { color: var(--cyan); background: var(--cyan-dim); border-color: rgba(0,229,255,0.4); }

.gallery-panel { display: none; }
.gallery-panel.active { display: block; }

.gallery-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 12px;
}
.gallery-item {
  position: relative; border-radius: 10px; overflow: hidden;
  cursor: pointer; aspect-ratio: 4/3;
  border: 1px solid var(--border);
  transition: transform 0.25s, border-color 0.25s, box-shadow 0.25s;
}
.gallery-item:hover { transform: scale(1.03); border-color: rgba(0,229,255,0.35); box-shadow: 0 8px 24px rgba(0,0,0,0.5); }
.gallery-item img {
  width: 100%; height: 100%; object-fit: cover;
  display: block; transition: transform 0.4s;
  background: var(--surface);
}
.gallery-item:hover img { transform: scale(1.08); }
.gallery-overlay {
  position: absolute; inset: 0;
  background: rgba(0,229,255,0.12);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transition: opacity 0.25s;
}
.gallery-item:hover .gallery-overlay { opacity: 1; }
.gallery-overlay span { font-size: 22px; }

/* ══════════════════════════════════════════════
   CONTACT
══════════════════════════════════════════════ */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }
.contact-desc {
  font-family: 'JetBrains Mono', monospace; font-size: 14px; font-weight: 300;
  color: var(--text-dim); line-height: 1.8; margin-bottom: 28px;
}
.contact-items { display: flex; flex-direction: column; gap: 12px; }
.contact-item {
  display: flex; align-items: center; gap: 14px;
  text-decoration: none; padding: 14px 18px;
  border: 1px solid var(--border); border-radius: 10px;
  background: var(--surface);
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
}
.contact-item:hover { transform: translateX(4px); }

/* ── SVG Icon wrapper ── */
.contact-icon {
  width: 42px; height: 42px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 20px;
}
.contact-icon svg {
  width: 42px; height: 42px; border-radius: 8px; display: block;
  transition: transform 0.2s;
}
.contact-item:hover .contact-icon svg { transform: scale(1.08); }

/* Default cyan hover */
.contact-item:hover { border-color: rgba(0,229,255,0.35); box-shadow: 0 0 14px rgba(0,229,255,0.08); }
.contact-item:hover .ci-value { color: var(--cyan); }

/* Brand-specific hovers */
.contact-email:hover    { border-color: rgba(234,67,53,0.45)  !important; box-shadow: 0 0 16px rgba(234,67,53,0.12)  !important; }
.contact-email:hover .ci-value    { color: #ea4335 !important; }

.contact-whatsapp:hover { border-color: rgba(37,211,102,0.45) !important; box-shadow: 0 0 16px rgba(37,211,102,0.12) !important; }
.contact-whatsapp:hover .ci-value { color: #25d366 !important; }

.contact-facebook:hover { border-color: rgba(24,119,242,0.45) !important; box-shadow: 0 0 16px rgba(24,119,242,0.12) !important; }
.contact-facebook:hover .ci-value { color: #1877f2 !important; }

.contact-github:hover   { border-color: rgba(240,246,252,0.25) !important; box-shadow: 0 0 16px rgba(255,255,255,0.06) !important; }
.contact-github:hover .ci-value   { color: #f0f6fc !important; }

.ci-label {
  display: block; font-family: 'JetBrains Mono', monospace; font-size: 10px;
  color: var(--text-dim); letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 2px;
}
.ci-value {
  font-family: 'JetBrains Mono', monospace; font-size: 13px;
  color: var(--text); transition: color 0.2s;
}

.contact-form { display: flex; flex-direction: column; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 7px; }
.form-group label {
  font-family: 'JetBrains Mono', monospace; font-size: 11px;
  color: var(--text-dim); letter-spacing: 0.12em; text-transform: uppercase;
}
.form-group input,
.form-group textarea {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 8px; padding: 12px 16px; color: var(--text);
  font-family: 'JetBrains Mono', monospace; font-size: 14px;
  outline: none; resize: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.form-group input:focus,
.form-group textarea:focus { border-color: var(--cyan); box-shadow: 0 0 12px rgba(0,229,255,0.12); }
.form-group input::placeholder,
.form-group textarea::placeholder { color: #44445a; }
.form-success {
  font-family: 'JetBrains Mono', monospace; font-size: 12px;
  color: var(--green); text-align: center; display: none;
  padding: 12px; border: 1px solid rgba(40,200,64,0.3);
  border-radius: 8px; background: rgba(40,200,64,0.06);
}
.form-success.show { display: block; }
.form-error {
  font-family: 'JetBrains Mono', monospace; font-size: 12px;
  color: var(--red); text-align: center; display: none;
  padding: 12px; border: 1px solid rgba(255,95,87,0.3);
  border-radius: 8px; background: rgba(255,95,87,0.06);
}
.form-error.show { display: block; }

/* ══════════════════════════════════════════════
   FOOTER
══════════════════════════════════════════════ */
.footer {
  position: relative; z-index: 1;
  padding: 36px 0; border-top: 1px solid var(--border); background: var(--bg);
}
.footer-inner {
  display: flex; flex-direction: column;
  align-items: center; gap: 10px; text-align: center;
}
.footer-inner p { font-family: 'JetBrains Mono', monospace; font-size: 12px; color: var(--text-dim); font-weight: 300; }
.footer-inner strong { color: var(--white); font-weight: 500; }
.footer-copy { font-size: 11px !important; opacity: 0.45; }

/* ══════════════════════════════════════════════
   LIGHTBOX
══════════════════════════════════════════════ */
.lightbox {
  position: fixed; inset: 0; z-index: 999;
  background: rgba(0,0,0,0.92); backdrop-filter: blur(12px);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; pointer-events: none; transition: opacity 0.3s;
}
.lightbox.open { opacity: 1; pointer-events: all; }
.lb-content {
  max-width: 90vw; max-height: 90vh;
  display: flex; flex-direction: column; align-items: center; gap: 14px;
  animation: lbIn 0.3s ease;
}
@keyframes lbIn { from{ transform:scale(0.9); opacity:0; } to{ transform:scale(1); opacity:1; } }
.lb-content img {
  max-width: 90vw; max-height: 80vh;
  border-radius: 12px; border: 1px solid var(--border);
  box-shadow: 0 30px 60px rgba(0,0,0,0.8);
  object-fit: contain;
}
.lb-caption {
  font-family: 'JetBrains Mono', monospace; font-size: 12px;
  color: var(--text-dim); letter-spacing: 0.1em;
}
.lb-close {
  position: absolute; top: 20px; right: 24px;
  background: none; border: none; color: var(--text-dim);
  font-size: 24px; cursor: pointer; padding: 8px;
  transition: color 0.2s; line-height: 1;
}
.lb-close:hover { color: var(--white); }
.lb-nav {
  position: absolute; top: 50%; transform: translateY(-50%);
  background: rgba(255,255,255,0.05); border: 1px solid var(--border);
  color: var(--text); font-size: 30px; width: 48px; height: 48px;
  border-radius: 50%; cursor: pointer; display: flex;
  align-items: center; justify-content: center;
  transition: background 0.2s, color 0.2s; line-height: 1;
}
.lb-nav:hover { background: var(--cyan-dim); color: var(--cyan); }
.lb-prev { left: 20px; }
.lb-next { right: 20px; }

/* ══════════════════════════════════════════════
   RESPONSIVE — TABLET 1024px
══════════════════════════════════════════════ */
@media (max-width: 1024px) {
  .skills-categories { grid-template-columns: 1fr 1fr; }
  .skill-category:last-child { grid-column: span 2; }
  .projects-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid { grid-template-columns: 1fr 260px; gap: 40px; }
}

/* ══════════════════════════════════════════════
   RESPONSIVE — TABLET 900px
══════════════════════════════════════════════ */
@media (max-width: 900px) {
  /* Navbar */
  .nav-toggle { display: flex; }
  .nav-links {
    display: none; position: fixed; top: 0; right: 0;
    width: 270px; height: 100vh;
    background: rgba(5,5,16,0.98); backdrop-filter: blur(24px);
    flex-direction: column; justify-content: center;
    align-items: center; gap: 26px;
    border-left: 1px solid var(--border); z-index: 150; padding: 40px 24px;
  }
  .nav-links.open { display: flex; }
  .nav-link { font-size: 17px; }
  .nav-btn { font-size: 15px; padding: 10px 26px; }

  /* Hero */
  .hero {
    flex-direction: column-reverse;
    text-align: center; padding-top: 110px;
    padding-left: 24px; padding-right: 24px;
    gap: 40px; min-height: auto; padding-bottom: 60px;
  }
  .hero-visual { width: 100%; display: flex; justify-content: center; }
  .hero-desc { max-width: 100%; margin-left: auto; margin-right: auto; }
  .hero-btns { justify-content: center; }
  .hero-scroll { justify-content: center; }
  .badge-top { top: 0px; right: -5px; font-size: 10px; padding: 4px 10px; }
  .badge-bottom { bottom: 20px; left: -5px; font-size: 10px; padding: 4px 10px; }

  /* About */
  .about-grid { grid-template-columns: 1fr; gap: 36px; }
  .about-stats { grid-template-columns: repeat(4, 1fr); }
  .about-info { flex-direction: row; flex-wrap: wrap; gap: 12px; }
  .info-card { flex: 1 1 calc(50% - 6px); min-width: 140px; }

  /* Skills */
  .skills-categories { grid-template-columns: 1fr; }
  .skill-category:last-child { grid-column: span 1; }

  /* Projects */
  .projects-grid { grid-template-columns: repeat(2, 1fr); }

  /* Contact */
  .contact-grid { grid-template-columns: 1fr; gap: 36px; }
}

/* ══════════════════════════════════════════════
   RESPONSIVE — MOBILE 640px
══════════════════════════════════════════════ */
@media (max-width: 640px) {
  /* General */
  .section { padding: 60px 0; }
  .container { padding: 0 16px; }
  .section-title { margin-bottom: 36px; }

  /* Hero */
  .hero { padding: 100px 16px 48px; gap: 32px; }
  .hero-tag { font-size: 10px; padding: 5px 12px; }
  .hero-hello { font-size: 13px; }
  .hero-name { font-size: clamp(26px, 8vw, 38px); }
  .hero-role { font-size: clamp(13px, 4vw, 17px); }
  .hero-desc { font-size: 13px; }
  .hero-btns { flex-direction: column; width: 100%; gap: 12px; }
  .btn-primary, .btn-outline {
    justify-content: center; text-align: center;
    width: 100%; padding: 13px 20px;
  }

  /* Profile image */
  .profile-ring { width: 200px; height: 200px; }
  .profile-inner { width: 186px; height: 186px; }
  .badge-top { display: none; }
  .badge-bottom { display: none; }

  /* About */
  .about-stats { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .stat-num { font-size: 22px; }
  .stat-lbl { font-size: 8px; }
  .about-btns { flex-direction: column; gap: 10px; }
  .about-btns .btn-primary,
  .about-btns .btn-outline { width: 100%; justify-content: center; }
  .about-info { flex-direction: column; gap: 10px; }
  .info-card { padding: 14px 16px; }
  .about-text p { font-size: 13px; }

  /* Skills */
  .skill-category { padding: 20px 18px; }
  .skill-cat-title { font-size: 14px; }
  .tools-grid { gap: 7px; }
  .tool-pill { font-size: 11px; padding: 5px 10px; }

  /* Projects */
  .projects-grid { grid-template-columns: 1fr; gap: 14px; }
  .project-card { padding: 20px 18px; }
  .project-title { font-size: 15px; }
  .project-desc { font-size: 12px; }
  .proj-github-btn { opacity: 1; transform: translateY(0); }

  /* Gallery */
  .gallery-tabs {
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 8px;
  }
  .gtab { font-size: 11px; padding: 8px 10px; text-align: center; }
  .gallery-grid { grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); gap: 8px; }

  /* Contact */
  .contact-desc { font-size: 13px; }
  .contact-item { padding: 12px 14px; }
  .contact-icon { width: 36px; height: 36px; }
  .contact-icon svg { width: 36px; height: 36px; }
  .ci-value { font-size: 12px; }
  .form-group input,
  .form-group textarea { font-size: 14px; padding: 11px 14px; }

  /* Lightbox */
  .lb-nav { display: none; }
  .lb-close { top: 12px; right: 14px; font-size: 20px; }

  /* Footer */
  .footer { padding: 28px 0; }
  .footer-inner p { font-size: 11px; }
  .nav-logo { font-size: 17px; }
}

/* ══════════════════════════════════════════════
   RESPONSIVE — SMALL PHONES 400px
══════════════════════════════════════════════ */
@media (max-width: 400px) {
  .hero { padding: 95px 14px 40px; }
  .container { padding: 0 14px; }
  .hero-name { font-size: 24px; }
  .section-title { font-size: 22px; }
  .profile-ring { width: 170px; height: 170px; }
  .profile-inner { width: 158px; height: 158px; }
  .gallery-tabs { grid-template-columns: 1fr 1fr; }
  .gtab { font-size: 10px; padding: 7px 8px; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); gap: 6px; }
  .about-stats { grid-template-columns: repeat(2, 1fr); }
  .projects-grid { grid-template-columns: 1fr; }
  .stat-num { font-size: 20px; }
  .contact-item { gap: 10px; }
  .contact-icon { width: 32px; height: 32px; font-size: 16px; }
  .contact-icon svg { width: 32px; height: 32px; }
}

/* ══════════════════════════════════════════════
   LANDSCAPE MOBILE FIX
══════════════════════════════════════════════ */
@media (max-height: 500px) and (orientation: landscape) {
  .hero { padding-top: 80px; min-height: auto; }
  .profile-ring { width: 150px; height: 150px; }
  .profile-inner { width: 138px; height: 138px; }
  .nav-links { justify-content: flex-start; padding-top: 70px; overflow-y: auto; }
}