/* ============================================================
   PORTFOLIO — Complete Stylesheet
   Font: JetBrains Mono (tech-focused monospace)
   Themes: Light & Dark with CSS custom properties
   ============================================================ */

/* ─── JetBrains Mono ─────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600;700;800&display=swap');

/* ─── CSS Custom Properties (Dark default) ───────────────── */
:root {
  --font: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', monospace;
  --bg: #0a0a0f;
  --bg-card: rgba(255,255,255,0.04);
  --bg-card-hover: rgba(255,255,255,0.07);
  --bg-elevated: rgba(255,255,255,0.06);
  --fg: rgba(255,255,255,0.92);
  --fg-secondary: rgba(255,255,255,0.65);
  --fg-muted: rgba(255,255,255,0.45);
  --border: rgba(255,255,255,0.08);
  --border-hover: rgba(255,255,255,0.15);
  --accent: #f7253d;
  --accent-soft: rgba(247,37,61,0.12);
  --accent-glow: rgba(247,37,61,0.25);
  --shadow: 0 8px 32px rgba(0,0,0,0.4);
  --shadow-lg: 0 20px 60px rgba(0,0,0,0.5);
  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 24px;
  --radius-xl: 28px;
  --nav-h: 72px;
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

/* ─── Light Theme ────────────────────────────────────────── */
[data-theme="light"] {
  --bg: #f8f9fa;
  --bg-card: rgba(0,0,0,0.03);
  --bg-card-hover: rgba(0,0,0,0.05);
  --bg-elevated: rgba(0,0,0,0.04);
  --fg: rgba(0,0,0,0.88);
  --fg-secondary: rgba(0,0,0,0.55);
  --fg-muted: rgba(0,0,0,0.38);
  --border: rgba(0,0,0,0.08);
  --border-hover: rgba(0,0,0,0.15);
  --accent: #d31e34;
  --accent-soft: rgba(211,30,52,0.08);
  --accent-glow: rgba(211,30,52,0.18);
  --shadow: 0 8px 32px rgba(0,0,0,0.08);
  --shadow-lg: 0 20px 60px rgba(0,0,0,0.1);
}

/* ─── Reset & Base ───────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
html, body { height: 100%; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--fg);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background var(--transition), color var(--transition);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

/* ─── Background ─────────────────────────────────────────── */
.bg {
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(1000px 600px at 20% 30%, var(--accent-soft), transparent 60%),
    radial-gradient(800px 500px at 80% 70%, rgba(255,255,255,0.03), transparent 50%);
  transition: background var(--transition);
}

.bg-overlay {
  position: fixed;
  inset: 0;
  background: var(--bg);
  z-index: -3;
  transition: background var(--transition);
}

/* ─── Layout Helpers ─────────────────────────────────────── */
.shell {
  width: min(1120px, calc(100% - 48px));
  margin-inline: auto;
}

.section {
  padding: 100px 0;
}

.page {
  padding-top: calc(60px + var(--nav-h));
  padding-bottom: 60px;
}

/* ─── Typography ─────────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
}

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

.page-head {
  margin-bottom: 48px;
}

.page-title {
  font-size: clamp(32px, 4vw, 48px);
  margin-bottom: 12px;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.6s var(--ease-out) forwards;
}

.page-desc {
  color: var(--fg-secondary);
  font-size: 15px;
  max-width: 64ch;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.6s var(--ease-out) 0.1s forwards;
}

/* ─── Navigation ─────────────────────────────────────────── */
.topbar {
  position: fixed;
  inset: 0 0 auto 0;
  height: var(--nav-h);
  z-index: 100;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  background: rgba(10,10,15,0.6);
  border-bottom: 1px solid var(--border);
  transition: background var(--transition), border-color var(--transition);
}

[data-theme="light"] .topbar {
  background: rgba(248,249,250,0.75);
}

.nav {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 15px;
  letter-spacing: -0.02em;
  color: var(--fg);
  flex-shrink: 0;
  transition: color var(--transition);
}

.brand-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 5px var(--accent-soft);
  transition: background var(--transition), box-shadow var(--transition);
}

.brand-text span {
  color: var(--accent);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-left: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 6px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  transition: background var(--transition), border-color var(--transition);
}

.nav-link {
  font-size: 13px;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: 999px;
  color: var(--fg-secondary);
  transition: all var(--transition);
  position: relative;
}

.nav-link:hover {
  color: var(--fg);
  background: var(--bg-card);
}

.nav-link.is-active {
  color: var(--fg);
  background: var(--accent-soft);
}

/* Theme Toggle */
.theme-toggle {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--fg-secondary);
  display: grid;
  place-items: center;
  cursor: pointer;
  font-size: 18px;
  transition: all var(--transition);
  flex-shrink: 0;
}

.theme-toggle:hover {
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
  transform: rotate(15deg);
}

/* Mobile Nav */
.nav-checkbox { display: none; }

.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg-card);
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  transition: all var(--transition);
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--fg-secondary);
  border-radius: 2px;
  transition: all var(--transition);
}

/* ─── Hero Section ───────────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--nav-h);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 60px;
  align-items: center;
}

.hero-portrait {
  width: 100%;
  max-width: 380px;
  aspect-ratio: 3/4;
  border-radius: var(--radius-xl);
  margin-inline: auto;
  background: url('../images/professional.jpg') center / cover no-repeat;
  border: 2px solid var(--border);
  box-shadow: var(--shadow-lg);
  transition: all var(--transition);
}

.hero-portrait:hover {
  border-color: var(--border-hover);
  transform: scale(1.01);
}

.hero-content {
  opacity: 0;
  transform: translateY(30px);
  animation: fadeUp 0.7s var(--ease-out) 0.2s forwards;
}

.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: 20px;
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid var(--accent-soft);
  background: var(--accent-soft);
}

.hero-kicker::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 2s ease-in-out infinite;
}

.hero-name {
  font-size: clamp(42px, 5vw, 64px);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.05;
  margin-bottom: 8px;
}

.hero-role {
  font-size: clamp(16px, 2vw, 22px);
  color: var(--fg-secondary);
  font-weight: 400;
  margin-bottom: 24px;
  letter-spacing: -0.01em;
}

.hero-desc {
  font-size: 14.5px;
  color: var(--fg-secondary);
  line-height: 1.7;
  max-width: 52ch;
  margin-bottom: 32px;
}

.hero-cta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.hero-visual {
  opacity: 0;
  transform: translateY(30px);
  animation: fadeUp 0.7s var(--ease-out) 0.35s forwards;
}

.hero-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  transition: all var(--transition);
}

.hero-card:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow);
}

.hero-card-top {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
}

.hero-avatar {
  width: 72px;
  height: 72px;
  border-radius: var(--radius);
  background: url('../images/professional.jpg') center / cover no-repeat;
  border: 2px solid var(--border-hover);
  transition: border-color var(--transition);
}

.hero-card-name {
  font-size: 18px;
  font-weight: 700;
}

.hero-card-role {
  font-size: 12px;
  color: var(--fg-secondary);
  margin-top: 2px;
}

.hero-card-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.hero-stat {
  padding: 12px;
  border-radius: var(--radius);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  text-align: center;
  transition: all var(--transition);
}

.hero-stat:hover {
  border-color: var(--border-hover);
  transform: translateY(-2px);
}

.hero-stat-num {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.hero-stat-label {
  font-size: 10px;
  color: var(--fg-muted);
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.hero-meta {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 20px;
}

.hero-meta-pill {
  font-size: 11px;
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  color: var(--fg-secondary);
  transition: all var(--transition);
}

.hero-meta-pill:hover {
  border-color: var(--border-hover);
  transform: translateY(-1px);
}

/* ─── About Page ─────────────────────────────────────────── */
.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: start;
}

.about-text h1 {
  font-size: clamp(28px, 3vw, 36px);
  margin-bottom: 24px;
}

.about-text p {
  color: var(--fg-secondary);
  font-size: 14px;
  line-height: 1.8;
  margin-bottom: 16px;
}

/* Skills Section */
.skills-section {
  margin-top: 60px;
}

.skills-title {
  font-size: clamp(24px, 2.5vw, 32px);
  margin-bottom: 32px;
  text-align: center;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
  gap: 14px;
}

.skill-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 20px 12px;
  border-radius: var(--radius);
  background: var(--bg-card);
  border: 1px solid var(--border);
  transition: all var(--transition);
  cursor: default;
  opacity: 0;
  transform: translateY(20px);
}

.skill-card.is-visible {
  opacity: 1;
  transform: translateY(0);
  transition: all 0.5s var(--ease-out);
}

.skill-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px) !important;
  box-shadow: var(--shadow);
  background: var(--bg-card-hover);
}

.skill-icon {
  width: 56px;
  height: 56px;
  display: grid;
  place-items: center;
  font-size: 30px;
  transition: transform var(--transition);
  border-radius: var(--radius);
}

.skill-name {
  font-size: 11px;
  font-weight: 500;
  color: var(--fg-secondary);
  text-align: center;
  letter-spacing: -0.01em;
}

/* ─── Projects Page ──────────────────────────────────────── */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}

.card {
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  border: 1px solid var(--border);
  overflow: hidden;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  transition: all var(--transition);
  opacity: 0;
  transform: translateY(24px);
}

.card.is-visible {
  opacity: 1;
  transform: translateY(0);
  transition: all 0.6s var(--ease-out);
}

.card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.card-media {
  aspect-ratio: 16/10;
  background: var(--bg-elevated);
  overflow: hidden;
}

.card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s var(--ease-out);
}

.card:hover .card-media img {
  transform: scale(1.04);
}

.card-body {
  padding: 20px;
}

.card-title {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}

.card-text {
  font-size: 13px;
  color: var(--fg-secondary);
  margin-bottom: 16px;
  line-height: 1.6;
}

/* ─── Buttons ────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: var(--radius);
  font-family: var(--font);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: -0.01em;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--fg);
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}

.btn:hover {
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
  transform: translateY(-2px);
}

.btn:active {
  transform: translateY(0);
}

.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  box-shadow: 0 4px 16px var(--accent-glow);
}

.btn-primary:hover {
  background: var(--accent);
  border-color: var(--accent);
  box-shadow: 0 6px 24px var(--accent-glow);
  transform: translateY(-2px);
}

.btn-block {
  width: 100%;
}

/* ─── Certificates Page ──────────────────────────────────── */
.cert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}

/* ─── Certificate Modal ──────────────────────────────────── */
.modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s var(--ease-out);
}

.modal.is-open {
  opacity: 1;
  pointer-events: all;
}

.modal-content {
  position: relative;
  max-width: 900px;
  max-height: 90vh;
  width: 100%;
  background: var(--bg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  overflow: hidden;
  transform: scale(0.92) translateY(20px);
  transition: transform 0.35s var(--ease-out);
  box-shadow: var(--shadow-lg);
}

.modal.is-open .modal-content {
  transform: scale(1) translateY(0);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
}

.modal-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--fg-secondary);
}

.modal-close {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--fg-secondary);
  font-size: 16px;
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: all var(--transition);
  font-family: var(--font);
}

.modal-close:hover {
  background: var(--accent-soft);
  border-color: var(--accent-soft);
  color: var(--accent);
  transform: rotate(90deg);
}

.modal-body {
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.3);
  max-height: calc(90vh - 60px);
}

.modal-body img {
  width: 100%;
  height: auto;
  max-height: calc(90vh - 60px);
  object-fit: contain;
}

/* ─── Demo Reel Page ─────────────────────────────────────── */
.video-wrap {
  max-width: 860px;
  margin: 0 auto;
  padding: 24px;
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  border: 1px solid var(--border);
}

.video-wrap video {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius);
  background: #000;
}

/* ─── Contact Page ───────────────────────────────────────── */
.contact-layout {
  max-width: 680px;
}

.contact-layout h2 {
  font-size: 22px;
  margin-bottom: 24px;
}

.contact-details {
  margin-bottom: 32px;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: var(--radius);
  background: var(--bg-card);
  border: 1px solid var(--border);
  margin-bottom: 10px;
  transition: all var(--transition);
}

.contact-item:hover {
  border-color: var(--border-hover);
  transform: translateX(4px);
}

.contact-item-icon {
  font-size: 16px;
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-sm);
  background: var(--accent-soft);
  border: 1px solid var(--accent-soft);
  color: var(--accent);
  flex-shrink: 0;
}

.contact-item-text {
  font-size: 13px;
  color: var(--fg-secondary);
}

.socials-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.social-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: var(--bg-card);
  display: grid;
  place-items: center;
  font-size: 28px;
  color: var(--fg-secondary);
  transition: all var(--transition);
  text-decoration: none;
}

.social-icon:hover {
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}

/* Social brand hover colors */
.social-icon:hover i.fa-discord { color: #5865F2 !important; }
.social-icon:hover i.fa-youtube { color: #FF0000 !important; }
.social-icon:hover i.fa-linkedin-in { color: #0A66C2 !important; }
.social-icon:hover i.fa-github { color: #fff !important; }
.social-icon:hover i.fa-facebook-f { color: #1877F2 !important; }
.social-icon:hover i.fa-instagram { color: #E4405F !important; }

/* Skill brand hover colors */
.skill-card:hover i.fa-html5 { color: #E34F26; }
.skill-card:hover i.fa-css3-alt { color: #1572B6; }
.skill-card:hover i.fa-js { color: #F7DF1E; }
.skill-card:hover i.fa-react { color: #61DAFB; }
.skill-card:hover i.fa-node-js { color: #339933; }
.skill-card:hover i.fa-php { color: #777BB4; }
.skill-card:hover i.fa-database { color: #4479A1; }
.skill-card:hover i.fa-git-alt { color: #F05032; }
.skill-card:hover i.fa-github { color: #fff; }
.skill-card:hover i.fa-bootstrap { color: #7952B3; }
.skill-card:hover i.fa-fire { color: #FFCA28; }
.skill-card:hover i.fa-plug { color: #E34F26; }

/* ─── Footer ─────────────────────────────────────────────── */
.footer {
  padding: 32px 0 48px;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  color: var(--fg-muted);
  font-size: 12px;
}

/* ─── Animations ─────────────────────────────────────────── */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

@keyframes borderSpin {
  to {
    transform: rotate(360deg);
  }
}

/* Reveal on scroll */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ─── Staggered Skill Cards ──────────────────────────────── */
.skill-card:nth-child(1) { transition-delay: 0.02s; }
.skill-card:nth-child(2) { transition-delay: 0.04s; }
.skill-card:nth-child(3) { transition-delay: 0.06s; }
.skill-card:nth-child(4) { transition-delay: 0.08s; }
.skill-card:nth-child(5) { transition-delay: 0.10s; }
.skill-card:nth-child(6) { transition-delay: 0.12s; }
.skill-card:nth-child(7) { transition-delay: 0.14s; }
.skill-card:nth-child(8) { transition-delay: 0.16s; }
.skill-card:nth-child(9) { transition-delay: 0.18s; }
.skill-card:nth-child(10) { transition-delay: 0.20s; }
.skill-card:nth-child(11) { transition-delay: 0.22s; }
.skill-card:nth-child(12) { transition-delay: 0.24s; }
.skill-card:nth-child(13) { transition-delay: 0.26s; }
.skill-card:nth-child(14) { transition-delay: 0.28s; }
.skill-card:nth-child(15) { transition-delay: 0.30s; }
.skill-card:nth-child(16) { transition-delay: 0.32s; }
.skill-card:nth-child(17) { transition-delay: 0.34s; }

/* ─── Responsive — Tablet (≤979px) ───────────────────────── */
@media (max-width: 979px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }

  .hero-desc {
    margin-inline: auto;
  }

  .hero-cta {
    justify-content: center;
  }

  .hero-card-stats {
    grid-template-columns: repeat(3, 1fr);
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .section {
    padding: 72px 0;
  }

  .page {
    padding-top: calc(48px + var(--nav-h));
  }
}

/* ─── Responsive — Mobile (≤640px) ───────────────────────── */
@media (max-width: 640px) {
  .shell {
    width: calc(100% - 28px);
  }

  .hero {
    min-height: auto;
    padding-top: var(--nav-h);
    padding-bottom: 60px;
  }

  .hero-portrait {
    max-width: 260px;
  }

  .cards-grid,
  .cert-grid {
    grid-template-columns: 1fr;
  }

  .skills-grid {
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    gap: 10px;
  }

  .skill-card {
    padding: 14px 8px;
  }

  .skill-icon {
    font-size: 18px;
    width: 32px;
    height: 32px;
  }

  .skill-name {
    font-size: 10px;
  }

  .section {
    padding: 56px 0;
  }

  .page {
    padding-top: calc(36px + var(--nav-h));
  }

  .page-title {
    font-size: clamp(26px, 8vw, 34px);
  }

  .footer-inner {
    flex-direction: column;
    text-align: center;
    gap: 8px;
  }

  .social-icon {
    width: 48px;
    height: 48px;
    font-size: 22px;
  }
}

/* ─── Mobile Nav Toggle (≤860px) ─────────────────────────── */
@media (max-width: 860px) {
  .nav-toggle {
    display: flex;
  }

  .nav-links {
    position: absolute;
    top: calc(var(--nav-h) - 4px);
    right: 20px;
    left: 20px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 12px;
    border-radius: var(--radius-lg);
    background: var(--bg);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
    gap: 4px;
  }

  .nav-checkbox:checked ~ .nav-links {
    display: flex;
    animation: fadeUp 0.2s var(--ease-out) forwards;
  }

  .nav-link {
    text-align: center;
    padding: 12px 14px;
  }
}