:root {
  --bg: #080b10;
  --bg-2: #0d1117;
  --bg-3: #111820;
  --surface: #131a24;
  --surface-2: #1a2333;
  --border: rgba(255,255,255,0.07);
  --border-hover: rgba(79,182,255,0.3);

  --accent: #4fb6ff;
  --accent-2: #00e5c0;
  --accent-glow: rgba(79,182,255,0.15);

  --text: #e8edf5;
  --text-2: #8a9bb5;
  --text-3: #4a5a70;

  --font-display: 'Syne', sans-serif;
  --font-mono: 'DM Mono', monospace;
  --font-body: 'DM Sans', sans-serif;

  --radius: 16px;
  --radius-lg: 24px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── RESET ── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.65;
  overflow-x: hidden;
}
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; }

/* ── CUSTOM CURSOR ── */
.cursor {
  width: 8px; height: 8px;
  background: var(--accent);
  border-radius: 50%;
  position: fixed;
  top: 0; left: 0;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: width 0.2s, height 0.2s, background 0.2s;
}
.cursor-follower {
  width: 28px; height: 28px;
  border: 1px solid rgba(79,182,255,0.4);
  border-radius: 50%;
  position: fixed;
  top: 0; left: 0;
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  transition: transform 0.12s ease, width 0.3s, height 0.3s;
}

/* ── CONTAINER ── */
.container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 32px;
}

/* ── NAV ── */
#nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 900;
  padding: 0 32px;
  transition: background var(--transition), backdrop-filter var(--transition);
}
#nav.scrolled {
  background: rgba(8,11,16,0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1160px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}
.nav-logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.02em;
}
.nav-logo .dot { color: var(--accent); }
.nav-links {
  display: flex;
  gap: 36px;
  align-items: center;
}
.nav-links a {
  font-size: 0.9rem;
  color: var(--text-2);
  font-weight: 400;
  transition: color var(--transition);
  letter-spacing: 0.01em;
}
.nav-links a:hover { color: var(--text); }
.nav-links .nav-cta {
  background: var(--accent);
  color: #080b10;
  padding: 8px 20px;
  border-radius: 40px;
  font-weight: 600;
  font-size: 0.88rem;
  transition: all var(--transition);
}
.nav-links .nav-cta:hover {
  background: #7fcfff;
  transform: translateY(-1px);
}

/* menu mobile */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.menu-toggle span {
  display: block;
  width: 24px; height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: var(--transition);
}
.mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(8,11,16,0.98);
  z-index: 800;
  align-items: center;
  justify-content: center;
}
.mobile-menu.open { display: flex; }
.mobile-menu ul { text-align: center; }
.mobile-menu li { margin: 20px 0; }
.mobile-link {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--text);
  transition: color var(--transition);
}
.mobile-link:hover { color: var(--accent); }

/* ── SECTION BASE ── */
.section { padding: 110px 0; }
.section-dark { background: var(--bg-2); }

.section-label {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent);
  letter-spacing: 0.1em;
  margin-bottom: 20px;
}
.section-title {
  font-family: var(--font-display);
  font-size: 2.6rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 56px;
  line-height: 1.1;
}

/* ── REVEAL ANIMATION ── */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── HERO ── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 70px;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(79,182,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(79,182,255,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
}
.glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}
.glow-1 {
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(79,182,255,0.12) 0%, transparent 70%);
  top: -100px; right: -100px;
  animation: glowFloat 8s ease-in-out infinite;
}
.glow-2 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(0,229,192,0.08) 0%, transparent 70%);
  bottom: 50px; left: -80px;
  animation: glowFloat 10s ease-in-out infinite reverse;
}
@keyframes glowFloat {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(20px, -20px); }
}

.hero-inner {
  position: relative;
  z-index: 1;
  padding: 60px 32px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(0,229,192,0.08);
  border: 1px solid rgba(0,229,192,0.25);
  padding: 8px 18px;
  border-radius: 40px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--accent-2);
  margin-bottom: 32px;
}
.badge-dot {
  width: 7px; height: 7px;
  background: var(--accent-2);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}

.hero-name {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 8vw, 7rem);
  font-weight: 800;
  line-height: 0.95;
  letter-spacing: -0.04em;
  margin-bottom: 24px;
}
.hero-name .line { display: block; }
.hero-name .accent { color: var(--accent); }

.hero-roles {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-bottom: 28px;
}
.role-tag {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-2);
  letter-spacing: 0.05em;
}
.role-sep { color: var(--text-3); }

.hero-desc {
  font-size: 1.15rem;
  color: var(--text-2);
  max-width: 560px;
  margin-bottom: 40px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 64px;
}
.btn-main {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--accent);
  color: #080b10;
  padding: 14px 32px;
  border-radius: 40px;
  font-weight: 700;
  font-size: 0.95rem;
  transition: all var(--transition);
  font-family: var(--font-body);
  border: none;
  cursor: pointer;
}
.btn-main:hover {
  background: #7fcfff;
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(79,182,255,0.25);
}
.btn-main.full-width { width: 100%; justify-content: center; }
.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--text);
  padding: 14px 32px;
  border-radius: 40px;
  font-weight: 500;
  font-size: 0.95rem;
  border: 1px solid var(--border);
  transition: all var(--transition);
}
.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-glow);
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 32px;
}
.stat { display: flex; flex-direction: column; }
.stat-num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
}
.stat-label {
  font-size: 0.78rem;
  color: var(--text-3);
  font-family: var(--font-mono);
  margin-top: 4px;
}
.stat-div { width: 1px; height: 40px; background: var(--border); }

.scroll-hint {
  position: absolute;
  bottom: 40px; left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  z-index: 1;
}
.scroll-hint span {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-3);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}
.scroll-line {
  width: 1px; height: 50px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: scrollDown 1.5s ease-in-out infinite;
}
@keyframes scrollDown {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  51% { transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ── SOBRE MÍ ── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
.about-text h2 {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 28px;
}
.about-text p {
  color: var(--text-2);
  margin-bottom: 18px;
  font-size: 1rem;
  line-height: 1.8;
}

.about-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.about-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  transition: all var(--transition);
}
.about-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-3px);
  box-shadow: 0 12px 24px rgba(0,0,0,0.3);
}
.about-card i {
  font-size: 1.4rem;
  color: var(--accent);
  margin-bottom: 12px;
  display: block;
}
.about-card h4 {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 8px;
}
.about-card p {
  font-size: 0.85rem;
  color: var(--text-2);
  line-height: 1.6;
}

/* ── SKILLS ── */
.skills-layout {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.skill-block {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: all var(--transition);
}
.skill-block:hover {
  border-color: var(--border-hover);
  background: var(--surface-2);
}
.skill-block-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}
.skill-icon {
  width: 36px; height: 36px;
  background: var(--accent-glow);
  border: 1px solid rgba(79,182,255,0.2);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  font-size: 0.9rem;
  flex-shrink: 0;
}
.skill-block h3 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
}
.skill-pills { display: flex; flex-wrap: wrap; gap: 8px; }
.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  padding: 6px 14px;
  border-radius: 30px;
  font-size: 0.82rem;
  color: var(--text-2);
  font-family: var(--font-mono);
  transition: all var(--transition);
}
.pill i { color: var(--accent); font-size: 0.85rem; }
.pill:hover {
  background: var(--accent-glow);
  border-color: var(--border-hover);
  color: var(--text);
}
.pill-hot {
  border-color: rgba(79,182,255,0.3);
  color: var(--accent);
  background: rgba(79,182,255,0.06);
}

/* ── TIMELINE ── */
.timeline { display: flex; flex-direction: column; gap: 0; margin-bottom: 60px; }
.timeline-item {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 0;
}
.timeline-marker {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-top: 6px;
}
.marker-dot {
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--bg-3);
  border: 2px solid var(--text-3);
  flex-shrink: 0;
  transition: all var(--transition);
}
.marker-dot.active {
  background: var(--accent);
  border-color: var(--accent);
  box-shadow: 0 0 12px rgba(79,182,255,0.5);
}
.marker-line {
  width: 1px;
  flex: 1;
  background: var(--border);
  margin: 6px 0;
  min-height: 40px;
}
.timeline-content {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  margin-bottom: 24px;
  margin-left: 16px;
  transition: border-color var(--transition);
}
.timeline-content:hover { border-color: var(--border-hover); }
.exp-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.exp-header h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 6px;
}
.exp-company { display: flex; flex-direction: column; gap: 3px; }
.company-name { color: var(--accent); font-weight: 600; font-size: 0.95rem; }
.exp-type { color: var(--text-3); font-size: 0.82rem; font-family: var(--font-mono); }
.date-badge {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  padding: 6px 14px;
  border-radius: 30px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-3);
  white-space: nowrap;
}
.date-badge.active {
  border-color: rgba(0,229,192,0.3);
  background: rgba(0,229,192,0.06);
  color: var(--accent-2);
}
.exp-desc { color: var(--text-2); font-size: 0.95rem; margin-bottom: 18px; line-height: 1.7; }
.exp-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.exp-tags span {
  background: var(--accent-glow);
  border: 1px solid rgba(79,182,255,0.2);
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.78rem;
  color: var(--accent);
  font-family: var(--font-mono);
}

/* Educación */
.edu-block {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
}
.edu-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 28px;
}
.edu-header i { color: var(--accent); font-size: 1.3rem; }
.edu-header h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
}
.edu-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.edu-item h4 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 6px;
}
.edu-school { display: block; color: var(--text-2); font-size: 0.88rem; margin-bottom: 4px; }
.edu-date { font-family: var(--font-mono); font-size: 0.78rem; color: var(--text-3); }

/* ── PROJECTS ── */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.project-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition);
  position: relative;
  display: flex;
  flex-direction: column;
}
.project-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}
.project-featured {
  grid-column: span 2;
}
.project-badge {
  position: absolute;
  top: 16px; right: 16px;
  z-index: 2;
  background: var(--accent);
  color: #080b10;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: 20px;
}

/* project visuals */
.project-visual {
  height: 160px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  position: relative;
  overflow: hidden;
}
.ai-visual {
  background: linear-gradient(135deg, #060f1a 0%, #0a1f35 100%);
}
.ai-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(79,182,255,0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(79,182,255,0.08) 1px, transparent 1px);
  background-size: 30px 30px;
}
.ai-scan {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  animation: scan 2s linear infinite;
}
@keyframes scan {
  0% { top: 0; }
  100% { top: 100%; }
}
.ai-nodes { position: absolute; inset: 0; }
.node {
  position: absolute;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 10px var(--accent);
  animation: nodePulse 2s ease-in-out infinite;
}
.n1 { top: 20%; left: 20%; animation-delay: 0s; }
.n2 { top: 20%; right: 25%; animation-delay: 0.5s; }
.n3 { bottom: 25%; left: 30%; animation-delay: 1s; }
.n4 { bottom: 20%; right: 20%; animation-delay: 1.5s; }
@keyframes nodePulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.6); }
}
.gym-visual { background: linear-gradient(135deg, #0f1a0f, #1a2f1a); color: #4aff8a; }
.distrib-visual { background: linear-gradient(135deg, #1a150a, #2a1f0a); color: #ffb84a; }
.reservas-visual { background: linear-gradient(135deg, #0f0a1a, #1a0f2a); color: #b84aff; }
.club-visual { background: linear-gradient(135deg, #0a0f1a, #0a1a2a); color: #4ab8ff; }
.stats-visual { background: linear-gradient(135deg, #1a0a0a, #2a0f0f); color: #ff4a4a; }

.project-body { padding: 24px; flex: 1; display: flex; flex-direction: column; }
.project-body h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
}
.project-body p {
  color: var(--text-2);
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: 16px;
  flex: 1;
}
.project-stack { display: flex; flex-wrap: wrap; gap: 7px; margin-bottom: 20px; }
.project-stack span {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  padding: 4px 11px;
  border-radius: 20px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-3);
}
.project-links { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.proj-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 18px;
  border-radius: 30px;
  font-size: 0.82rem;
  font-weight: 600;
  border: 1px solid var(--accent);
  background: var(--accent-glow);
  color: var(--accent);
  transition: all var(--transition);
}
.proj-btn:hover { background: var(--accent); color: #080b10; }
.proj-btn-ghost {
  background: transparent;
  border-color: var(--border);
  color: var(--text-2);
}
.proj-btn-ghost:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-glow); }
.link-disabled {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-3);
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

/* ── CERTS ── */
.certs-row { display: flex; flex-direction: column; gap: 16px; }
.cert-item {
  display: flex;
  align-items: center;
  gap: 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 28px;
  transition: all var(--transition);
}
.cert-item:hover { border-color: var(--border-hover); }
.cert-icon {
  width: 48px; height: 48px;
  background: var(--accent-glow);
  border: 1px solid rgba(79,182,255,0.2);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  font-size: 1.1rem;
  flex-shrink: 0;
}
.cert-info { flex: 1; }
.cert-info h4 { font-family: var(--font-display); font-size: 1rem; font-weight: 700; margin-bottom: 4px; }
.cert-issuer { color: var(--accent); font-size: 0.85rem; font-weight: 600; margin-right: 14px; }
.cert-date { font-family: var(--font-mono); font-size: 0.78rem; color: var(--text-3); }
.cert-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--accent);
  border: 1px solid rgba(79,182,255,0.25);
  padding: 8px 18px;
  border-radius: 30px;
  white-space: nowrap;
  transition: all var(--transition);
  font-weight: 600;
}
.cert-link:hover { background: var(--accent); color: #080b10; }

/* ── CONTACTO ── */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
.contact-left h2 {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 20px;
}
.contact-left p {
  color: var(--text-2);
  font-size: 1rem;
  line-height: 1.8;
  margin-bottom: 36px;
}
.contact-links { display: flex; flex-direction: column; gap: 16px; }
.contact-link {
  display: flex;
  align-items: center;
  gap: 14px;
  color: var(--text-2);
  font-size: 0.92rem;
  transition: color var(--transition);
}
.contact-link i { color: var(--accent); font-size: 1.1rem; width: 20px; text-align: center; }
.contact-link:hover { color: var(--text); }
.contact-link.no-link { cursor: default; }

.contact-form { display: flex; flex-direction: column; gap: 20px; }
.form-group { display: flex; flex-direction: column; gap: 8px; }
.form-group label {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-3);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.contact-form input,
.contact-form textarea {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 18px;
  font-size: 0.95rem;
  color: var(--text);
  font-family: var(--font-body);
  transition: border-color var(--transition), background var(--transition);
  resize: none;
}
.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--accent);
  background: var(--surface-2);
}
.contact-form input::placeholder,
.contact-form textarea::placeholder { color: var(--text-3); }

/* ── FOOTER ── */
footer {
  padding: 32px 0;
  border-top: 1px solid var(--border);
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.footer-logo {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 800;
}
.footer-logo .dot { color: var(--accent); }
footer span { font-size: 0.85rem; color: var(--text-3); }
.footer-links { display: flex; gap: 16px; }
.footer-links a {
  color: var(--text-3);
  font-size: 1.1rem;
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--accent); }

/* ── RESPONSIVE ── */
@media (max-width: 1024px) {
  .skills-layout { grid-template-columns: repeat(2, 1fr); }
  .projects-grid { grid-template-columns: 1fr 1fr; }
  .project-featured { grid-column: span 2; }
  .about-grid { grid-template-columns: 1fr; gap: 48px; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .menu-toggle { display: flex; }
  .hero-name { font-size: clamp(2.8rem, 10vw, 5rem); }
  .projects-grid { grid-template-columns: 1fr; }
  .project-featured { grid-column: span 1; }
  .contact-layout { grid-template-columns: 1fr; gap: 48px; }
  .skills-layout { grid-template-columns: 1fr; }
  .hero-stats { gap: 20px; }
  .stat-num { font-size: 1.6rem; }
  .edu-grid { grid-template-columns: 1fr; }
  .about-cards { grid-template-columns: 1fr; }
  .section-title { font-size: 2rem; }
  .footer-inner { flex-direction: column; gap: 16px; text-align: center; }
}

@media (max-width: 480px) {
  .container { padding: 0 20px; }
  .hero-actions { flex-direction: column; }
  .btn-main, .btn-ghost { justify-content: center; }
  .hero-stats { flex-direction: column; align-items: flex-start; gap: 16px; }
  .stat-div { display: none; }
  .cert-item { flex-wrap: wrap; }
  .cert-link { width: 100%; justify-content: center; }
  .exp-header { flex-direction: column; }
}

/* scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--surface-2); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }