/* ══════════════════════════════════════════════════════════════
   PORTFOLIO — Richard Ledbetter
   Modern Blue & White Premium Design System
══════════════════════════════════════════════════════════════ */

/* ─── TOKENS ─── */
:root {
  --bg: #f8faff;
  --bg2: #ffffff;
  --bg3: #f0f4ff;
  --surface: #ffffff;
  --surface2: #f5f8ff;
  --border: rgba(59,130,246,0.08);
  --border2: rgba(59,130,246,0.15);

  --blue: #2563eb;
  --blue-dark: #1d4ed8;
  --blue-light: #3b82f6;
  --blue-vivid: #0ea5e9;
  --indigo: #4f46e5;
  --sky: #38bdf8;
  --teal: #14b8a6;
  --coral: #f97316;

  --grad: linear-gradient(135deg, var(--blue) 0%, var(--blue-vivid) 50%, var(--teal) 100%);
  --grad-hero: linear-gradient(135deg, #0f172a 0%, #1e293b 30%, #0c1b3a 60%, #0f172a 100%);
  --grad-soft: linear-gradient(135deg, rgba(37,99,235,0.06), rgba(14,165,233,0.06));
  --grad-card: linear-gradient(145deg, rgba(255,255,255,0.9), rgba(248,250,255,0.6));
  --grad-accent: linear-gradient(135deg, var(--blue), var(--indigo));

  --text: #0f172a;
  --text-2: #475569;
  --text-3: #94a3b8;
  --text-hero: #f1f5f9;
  --text-hero-2: #cbd5e1;

  --radius: 20px;
  --radius-sm: 12px;
  --shadow: 0 8px 32px rgba(15,23,42,0.08);
  --shadow-card: 0 4px 24px rgba(15,23,42,0.06);
  --shadow-lg: 0 20px 60px rgba(15,23,42,0.1);
  --shadow-blue: 0 8px 30px rgba(37,99,235,0.2);
  --shadow-hover: 0 12px 40px rgba(37,99,235,0.15);

  --font-head: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;

  --nav-h: 72px;
  --max-w: 1200px;
}

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

/* ─── UTILITIES ─── */
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 24px; }
.gradient-text {
  background: var(--grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.accent { color: var(--blue); }
.section-tag {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 12px;
  padding: 6px 16px;
  background: rgba(37,99,235,0.08);
  border-radius: 50px;
}
.section-title {
  font-family: var(--font-head);
  font-size: clamp(28px,4vw,42px);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 16px;
  color: var(--text);
}
.section-sub { color: var(--text-2); max-width: 560px; margin: 0 auto 56px; font-size: 16px; }
.section-header { text-align: center; margin-bottom: 56px; }
.section-header .section-title { margin-bottom: 12px; }

/* ─── BUTTONS ─── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 50px;
  font-family: var(--font-head);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}
.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.2), transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
}
.btn:hover::after { opacity: 1; }
.btn-primary {
  background: var(--grad);
  color: #fff;
  box-shadow: var(--shadow-blue);
}
.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(37,99,235,0.35);
}
.btn-ghost {
  background: rgba(255,255,255,0.1);
  color: #fff;
  border: 1.5px solid rgba(255,255,255,0.25);
  backdrop-filter: blur(10px);
}
.btn-ghost:hover {
  background: rgba(255,255,255,0.2);
  border-color: rgba(255,255,255,0.4);
  transform: translateY(-2px);
}
.btn-sm { padding: 10px 22px; font-size: 14px; }

/* ─── NAV ─── */
#navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-h);
  transition: all 0.4s cubic-bezier(0.4,0,0.2,1);
}
#navbar.scrolled {
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid rgba(37,99,235,0.08);
  box-shadow: 0 1px 20px rgba(15,23,42,0.06);
}
#navbar.scrolled .nav-logo,
#navbar.scrolled .nav-links a { color: var(--text); }
#navbar.scrolled .nav-links a:hover { color: var(--blue); background: rgba(37,99,235,0.06); }
#navbar.scrolled .logo-name { color: var(--text); }

.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 18px;
  color: #fff;
}
.logo-icon {
  width: 40px;
  height: 40px;
  background: var(--grad);
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.5px;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(37,99,235,0.3);
}
.logo-icon.small { width: 30px; height: 30px; font-size: 11px; border-radius: 8px; }
.logo-name { display: flex; gap: 5px; color: #fff; transition: color 0.3s; }
.nav-links { display: flex; align-items: center; gap: 6px; }
.nav-links a {
  padding: 8px 18px;
  border-radius: 50px;
  color: rgba(255,255,255,0.8);
  font-size: 14px;
  font-weight: 500;
  transition: all 0.25s ease;
}
.nav-links a:hover { color: #fff; background: rgba(255,255,255,0.12); }
.nav-cta {
  background: rgba(255,255,255,0.15) !important;
  color: #fff !important;
  font-weight: 600 !important;
  border: 1px solid rgba(255,255,255,0.25) !important;
  backdrop-filter: blur(10px);
}
.nav-cta:hover {
  background: rgba(255,255,255,0.25) !important;
  transform: translateY(-1px);
}
#navbar.scrolled .nav-cta {
  background: var(--grad) !important;
  color: #fff !important;
  border: none !important;
  box-shadow: var(--shadow-blue);
}
.hamburger { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 6px; }
.hamburger span { display: block; width: 24px; height: 2px; background: #fff; border-radius: 2px; transition: 0.3s; }
#navbar.scrolled .hamburger span { background: var(--text); }
.mobile-menu { display: none; }

/* ─── HERO ─── */
#hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--grad-hero);
}
.hero-bg { position: absolute; inset: 0; z-index: 0; }
.hero-bg img { width: 100%; height: 100%; object-fit: cover; opacity: 0.15; mix-blend-mode: luminosity; }
.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 20% 80%, rgba(37,99,235,0.2), transparent),
    radial-gradient(ellipse 60% 50% at 80% 20%, rgba(14,165,233,0.15), transparent),
    radial-gradient(ellipse 50% 40% at 50% 50%, rgba(20,184,166,0.08), transparent),
    linear-gradient(to bottom, rgba(15,23,42,0.1) 0%, rgba(15,23,42,0.5) 70%, var(--bg) 100%);
}
.hero-particles { position: absolute; inset: 0; z-index: 1; pointer-events: none; }
.particle {
  position: absolute;
  background: var(--sky);
  border-radius: 50%;
  opacity: 0.4;
  animation: float linear infinite;
  filter: blur(0.5px);
}
@keyframes float {
  0% { transform: translateY(0) scale(1); opacity: 0.4; }
  50% { opacity: 0.7; }
  100% { transform: translateY(-140px) scale(0.4); opacity: 0; }
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 140px 24px 100px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  color: var(--sky);
  border-radius: 50px;
  padding: 10px 24px;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 32px;
  backdrop-filter: blur(12px);
  animation: fadeSlideUp 0.8s ease-out;
}
@keyframes fadeSlideUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
.hero-title {
  font-family: var(--font-head);
  font-size: clamp(56px,9vw,110px);
  font-weight: 900;
  line-height: 0.95;
  letter-spacing: -3px;
  margin-bottom: 28px;
  color: #fff;
  animation: fadeSlideUp 0.8s ease-out 0.15s both;
}
.hero-title .gradient-text {
  background: linear-gradient(135deg, var(--sky) 0%, var(--teal) 40%, #a78bfa 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-sub {
  color: var(--text-hero-2);
  font-size: clamp(15px,2vw,18px);
  max-width: 580px;
  margin-bottom: 40px;
  line-height: 1.75;
  animation: fadeSlideUp 0.8s ease-out 0.3s both;
}
.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 64px;
  animation: fadeSlideUp 0.8s ease-out 0.45s both;
}
.hero-stats {
  display: flex;
  align-items: center;
  gap: 0;
  flex-wrap: wrap;
  animation: fadeSlideUp 0.8s ease-out 0.6s both;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 16px;
  padding: 20px 4px;
  backdrop-filter: blur(10px);
  display: inline-flex;
}
.stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 0 32px;
  text-align: center;
}
.stat-n {
  font-family: var(--font-head);
  font-size: 28px;
  font-weight: 800;
  color: #fff;
}
.stat-l { font-size: 13px; color: var(--text-hero-2); font-weight: 500; }
.stat-div { width: 1px; height: 40px; background: rgba(255,255,255,0.12); }

/* ─── ABOUT ─── */
#about {
  padding: 120px 0;
  background: var(--bg2);
  position: relative;
}
#about::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(37,99,235,0.15), transparent);
}
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.about-text p { color: var(--text-2); margin-bottom: 20px; font-size: 15px; }
.about-text .section-title { margin-bottom: 20px; }
.cert-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }
.cert-pill {
  background: var(--bg3);
  border: 1px solid var(--border2);
  color: var(--text);
  border-radius: 50px;
  padding: 8px 18px;
  font-size: 13px;
  font-weight: 600;
  transition: all 0.25s ease;
}
.cert-pill:hover {
  background: rgba(37,99,235,0.08);
  border-color: var(--blue-light);
  transform: translateY(-2px);
}
.about-glow-card {
  background: var(--surface);
  border: 1px solid var(--border2);
  border-radius: var(--radius);
  padding: 36px;
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
}
.about-glow-card::before {
  content: '';
  position: absolute;
  top: -80px;
  right: -80px;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(37,99,235,0.12), transparent 70%);
  pointer-events: none;
}
.about-glow-card::after {
  content: '';
  position: absolute;
  bottom: -60px;
  left: -60px;
  width: 150px;
  height: 150px;
  background: radial-gradient(circle, rgba(14,165,233,0.08), transparent 70%);
  pointer-events: none;
}
.about-card-header { font-size: 13px; color: var(--text-3); margin-bottom: 10px; font-weight: 500; }
.about-card-role { font-family: var(--font-head); font-size: 18px; font-weight: 700; line-height: 1.3; color: var(--text); }
.accent-small { font-size: 13px; color: var(--blue); margin-top: 4px; font-weight: 600; }
.about-divider { height: 1px; background: var(--border2); margin: 20px 0; }
.about-card-line { font-size: 14px; color: var(--text-2); margin-bottom: 10px; }
.about-card-btn { margin-top: 20px; font-size: 13px; padding: 10px 20px; }

/* ─── PROJECTS ─── */
#projects {
  padding: 120px 0;
  background: var(--bg);
  position: relative;
}
#projects::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(37,99,235,0.04), transparent 70%);
  pointer-events: none;
}
.projects-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; position: relative; }
.featured-card { grid-column: span 2; }

.project-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all 0.4s cubic-bezier(0.4,0,0.2,1);
  opacity: 0;
  transform: translateY(30px);
  position: relative;
}
.project-card.visible {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.6s ease, transform 0.6s ease, box-shadow 0.3s, border-color 0.3s;
}
.project-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(37,99,235,0.2);
}

.project-img { position: relative; overflow: hidden; aspect-ratio: 16/9; background: var(--bg3); }
.project-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s cubic-bezier(0.4,0,0.2,1); }
.project-card:hover .project-img img { transform: scale(1.06); }
.project-overlay { position: absolute; top: 12px; left: 12px; }
.project-tag {
  background: rgba(255,255,255,0.9);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(37,99,235,0.15);
  color: var(--blue);
  font-size: 12px;
  font-weight: 700;
  padding: 5px 14px;
  border-radius: 50px;
}

.project-img-placeholder {
  aspect-ratio: 16/9;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--grad-soft);
  border-bottom: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}
.project-img-placeholder::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(37,99,235,0.05), rgba(14,165,233,0.05));
  animation: shimmer 3s ease-in-out infinite;
}
@keyframes shimmer {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}
.placeholder-visual { text-align: center; position: relative; z-index: 1; }
.placeholder-icon { font-size: 44px; margin-bottom: 8px; }
.placeholder-label { font-family: var(--font-head); font-weight: 700; font-size: 16px; color: var(--text-2); }

.project-body { padding: 24px; }
.project-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 12px; }
.tag {
  background: var(--bg3);
  color: var(--blue);
  font-size: 11px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 50px;
  border: 1px solid rgba(37,99,235,0.1);
  letter-spacing: 0.3px;
  transition: all 0.2s ease;
}
.tag:hover { background: rgba(37,99,235,0.1); }
.tag-muted { color: var(--text-3); background: var(--bg3); border-color: var(--border); }
.project-title { font-family: var(--font-head); font-size: 18px; font-weight: 700; margin-bottom: 10px; color: var(--text); }
.featured-card .project-title { font-size: 22px; }
.project-desc { color: var(--text-2); font-size: 14px; line-height: 1.7; margin-bottom: 20px; }
.project-footer { display: flex; align-items: center; gap: 12px; }

/* ─── SKILLS ─── */
#skills {
  padding: 120px 0;
  background: var(--bg2);
  position: relative;
}
#skills::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(37,99,235,0.12), transparent);
}
.skills-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.skill-group {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  transition: all 0.35s cubic-bezier(0.4,0,0.2,1);
  opacity: 0;
  transform: translateY(20px);
  position: relative;
  overflow: hidden;
}
.skill-group::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--grad);
  opacity: 0;
  transition: opacity 0.3s ease;
}
.skill-group:hover::before { opacity: 1; }
.skill-group.visible {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.5s ease, transform 0.5s ease, border-color 0.3s, box-shadow 0.3s;
}
.skill-group:hover {
  border-color: rgba(37,99,235,0.15);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}
.skill-group-icon {
  font-size: 30px;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  background: var(--bg3);
  border-radius: 14px;
}
.skill-group h4 { font-family: var(--font-head); font-size: 15px; font-weight: 700; margin-bottom: 16px; color: var(--text); }
.skill-pills { display: flex; flex-wrap: wrap; gap: 8px; }
.pill {
  background: var(--bg3);
  border: 1px solid var(--border);
  color: var(--text-2);
  font-size: 12px;
  font-weight: 500;
  padding: 6px 14px;
  border-radius: 50px;
  transition: all 0.2s ease;
}
.pill:hover {
  color: var(--blue);
  background: rgba(37,99,235,0.06);
  border-color: rgba(37,99,235,0.15);
}

/* ─── CONTACT ─── */
#contact {
  padding: 120px 0;
  background: var(--bg);
  position: relative;
}
#contact::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 400px;
  background: radial-gradient(ellipse, rgba(37,99,235,0.04), transparent 70%);
  pointer-events: none;
}
.contact-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; }
.contact-text .section-title { margin-bottom: 16px; }
.contact-text p { color: var(--text-2); margin-bottom: 32px; }
.contact-methods { display: flex; flex-direction: column; gap: 14px; }
.contact-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 22px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
}
.contact-item:hover {
  border-color: rgba(37,99,235,0.2);
  transform: translateX(6px);
  box-shadow: var(--shadow-card);
}
.contact-icon {
  font-size: 24px;
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg3);
  border-radius: 12px;
}
.contact-item div { display: flex; flex-direction: column; }
.contact-item strong { font-size: 14px; font-weight: 600; color: var(--text); }
.contact-item span { font-size: 13px; color: var(--text-2); }

.contact-cta-card {
  background: var(--grad-hero);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  padding: 44px;
  text-align: center;
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
  color: #fff;
}
.contact-cta-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 60% at 30% 30%, rgba(37,99,235,0.2), transparent),
    radial-gradient(ellipse 40% 40% at 70% 70%, rgba(14,165,233,0.15), transparent);
  pointer-events: none;
}
.contact-cta-card > * { position: relative; }
.cta-emoji { font-size: 52px; margin-bottom: 18px; }
.contact-cta-card h3 { font-family: var(--font-head); font-size: 22px; font-weight: 700; margin-bottom: 12px; color: #fff; }
.contact-cta-card p { color: var(--text-hero-2); margin-bottom: 28px; }
.contact-cta-card .btn { width: 100%; justify-content: center; }
.contact-cta-card .btn-ghost {
  background: rgba(255,255,255,0.1);
  border: 1.5px solid rgba(255,255,255,0.2);
  color: #fff;
}
.contact-cta-card .btn-ghost:hover {
  background: rgba(255,255,255,0.2);
  border-color: rgba(255,255,255,0.35);
}

/* ─── FOOTER ─── */
footer {
  background: #0f172a;
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 44px 0;
  color: rgba(255,255,255,0.7);
}
.footer-inner { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 20px; }
.footer-brand { display: flex; align-items: center; gap: 12px; font-size: 14px; font-weight: 600; color: rgba(255,255,255,0.6); }
.footer-links { display: flex; gap: 24px; }
.footer-links a { font-size: 14px; color: rgba(255,255,255,0.45); transition: color 0.2s; }
.footer-links a:hover { color: var(--sky); }
.footer-copy { font-size: 13px; color: rgba(255,255,255,0.35); }

/* ─── MOBILE MENU ─── */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .mobile-menu {
    display: flex;
    flex-direction: column;
    gap: 0;
    background: rgba(15,23,42,0.97);
    border-top: 1px solid rgba(255,255,255,0.06);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease;
    backdrop-filter: blur(20px);
  }
  .mobile-menu.open { max-height: 320px; }
  .mobile-menu a {
    padding: 16px 24px;
    color: rgba(255,255,255,0.8);
    font-size: 15px;
    font-weight: 500;
    border-bottom: 1px solid rgba(255,255,255,0.06);
    transition: all 0.2s ease;
  }
  .mobile-menu a:hover {
    background: rgba(37,99,235,0.1);
    color: var(--sky);
  }
  #navbar.scrolled + .mobile-menu,
  #navbar.scrolled .mobile-menu {
    background: rgba(255,255,255,0.97);
  }
  #navbar.scrolled .mobile-menu a {
    color: var(--text);
    border-bottom-color: var(--border);
  }
}

/* ─── RESPONSIVE ─── */
@media (max-width: 1024px) {
  .projects-grid { grid-template-columns: 1fr 1fr; }
  .featured-card { grid-column: span 2; }
  .skills-grid { grid-template-columns: 1fr 1fr; }
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .contact-wrap { grid-template-columns: 1fr; gap: 40px; }
}

@media (max-width: 640px) {
  .projects-grid { grid-template-columns: 1fr; }
  .featured-card { grid-column: span 1; }
  .skills-grid { grid-template-columns: 1fr; }
  .hero-title { letter-spacing: -2px; }
  .hero-stats { flex-wrap: wrap; gap: 0; padding: 16px 0; }
  .stat { padding: 8px 20px; }
  .stat-div { height: 32px; }
  .hero-content { padding: 100px 24px 60px; }
  footer .footer-inner { flex-direction: column; text-align: center; }
  .footer-links { justify-content: center; }
  .contact-cta-card { padding: 32px 24px; }
}