/* ============================================================
   DESIGN TOKENS
   ============================================================ */
:root {
  --accent:      #ED1B5C;
  --accent-2:    #FF3B7C;
  --accent-3:    #7B2CBF;
  --bg:          #0A0A0F;
  --bg-2:        #111118;
  --bg-3:        #18181F;
  --bg-4:        #1E1E28;
  --text:        #F0F0F8;
  --text-2:      #9090A8;
  --text-3:      #55556A;
  --border:      rgba(255,255,255,0.07);
  --border-2:    rgba(255,255,255,0.13);
  --shadow:      0 4px 24px rgba(0,0,0,0.45);
  --shadow-lg:   0 12px 48px rgba(0,0,0,0.65);
  --radius:      12px;
  --radius-lg:   20px;
  --nav-h:       80px;
  --t:           0.25s ease;
  --font:        'Inter', system-ui, -apple-system, sans-serif;
  --mono:        'JetBrains Mono', 'Fira Code', monospace;
}

[data-theme="light"] {
  --bg:       #F6F6FA;
  --bg-2:     #FFFFFF;
  --bg-3:     #EDEDF5;
  --bg-4:     #E6E6F0;
  --text:     #0E0E1A;
  --text-2:   #50507A;
  --text-3:   #9090A8;
  --border:   rgba(0,0,0,0.07);
  --border-2: rgba(0,0,0,0.13);
  --shadow:   0 4px 24px rgba(0,0,0,0.07);
  --shadow-lg:0 12px 48px rgba(0,0,0,0.12);
}

/* ============================================================
   RESET
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  transition: background var(--t), color var(--t);
  overflow-x: hidden;
}
img   { display: block; max-width: 100%; }
a     { color: inherit; text-decoration: none; }
ul    { list-style: none; }
button{ cursor: pointer; font-family: var(--font); border: none; background: none; }

/* ============================================================
   NAV
   ============================================================ */
#nav {
  position: fixed;
  inset: 0 0 auto 0;
  height: var(--nav-h);
  z-index: 200;
  background: rgba(10,10,15,0.82);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--border);
  transition: border-color var(--t), background var(--t);
}
[data-theme="light"] #nav { background: rgba(246,246,250,0.85); }

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  height: 100%;
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-logo {
  flex-shrink: 0;
  margin-right: 8px;
  display: flex;
  align-items: center;
}
.nav-logo img {
  height: 68px;
  width: auto;
  object-fit: contain;
  filter: invert(1) brightness(1.2);
  transition: filter var(--t);
}
[data-theme="light"] .nav-logo img {
  filter: none;
}

.nav-links {
  display: flex;
  gap: 2px;
  margin-left: auto;
}
.nav-links a {
  padding: 6px 12px;
  border-radius: 8px;
  font-size: 0.845rem;
  font-weight: 500;
  color: var(--text-2);
  transition: color var(--t), background var(--t);
}
.nav-links a:hover { color: var(--text); background: var(--bg-3); }

.nav-actions { display: flex; gap: 8px; align-items: center; margin-left: 16px; }

.theme-toggle {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: var(--bg-3);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  color: var(--text-2);
  transition: color var(--t), background var(--t), border-color var(--t);
}
.theme-toggle:hover { color: var(--text); border-color: var(--border-2); }

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 20px;
  border-radius: 10px;
  font-size: 0.875rem;
  font-weight: 600;
  transition: all var(--t);
  cursor: pointer;
}
.btn-sm { padding: 7px 14px; font-size: 0.8rem; border-radius: 8px; }

.btn-primary {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-3) 100%);
  color: #fff;
  box-shadow: 0 4px 16px rgba(237,27,92,0.3);
}
.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 24px rgba(237,27,92,0.45);
}

.btn-outline {
  border: 1.5px solid var(--border-2);
  color: var(--text);
}
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }

.btn.btn-sm {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-3) 100%);
  color: #fff;
}

/* ============================================================
   HERO
   ============================================================ */
#hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: calc(var(--nav-h) + 64px) 24px 80px;
  position: relative;
}

/* subtle radial glow behind hero */
#hero::before {
  content: '';
  position: absolute;
  top: 20%;
  right: 10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(237,27,92,0.07) 0%, transparent 70%);
  pointer-events: none;
}
#hero::after {
  content: '';
  position: absolute;
  bottom: 20%;
  left: 5%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(123,44,191,0.06) 0%, transparent 70%);
  pointer-events: none;
}

.hero-inner {
  max-width: 1200px;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: 80px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-greeting {
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

.hero-name {
  font-size: clamp(3rem, 6vw, 5.5rem);
  font-weight: 900;
  letter-spacing: -0.045em;
  line-height: 0.93;
  margin-bottom: 24px;
  background: linear-gradient(160deg, var(--text) 30%, var(--text-2) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-role {
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--text-2);
  margin-bottom: 20px;
  min-height: 1.8em;
}

.rotator {
  color: var(--accent);
  font-weight: 700;
  display: inline-block;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.hero-summary {
  font-size: 1rem;
  color: var(--text-2);
  max-width: 540px;
  line-height: 1.75;
  margin-bottom: 40px;
}

.hero-stats {
  display: flex;
  gap: 36px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}
.stat { display: flex; flex-direction: column; }
.stat-num {
  font-size: 1.8rem;
  font-weight: 900;
  letter-spacing: -0.04em;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-3) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.1;
}
.stat-label { font-size: 0.72rem; color: var(--text-3); font-weight: 500; margin-top: 2px; }

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

/* Portrait */
.hero-portrait {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.portrait-ring {
  width: 300px;
  height: 300px;
  border-radius: 50%;
  overflow: hidden;
  border: 2px solid var(--border-2);
  background: var(--bg-3);
  position: relative;
  box-shadow:
    0 0 0 10px rgba(237,27,92,0.06),
    0 0 0 20px rgba(123,44,191,0.04),
    var(--shadow-lg);
}
.portrait-ring img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.monogram {
  display: none;
  width: 100%;
  height: 100%;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  font-weight: 900;
  letter-spacing: -0.04em;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-3) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.portrait-badge {
  position: absolute;
  background: var(--bg-2);
  border: 1px solid var(--border-2);
  border-radius: 100px;
  padding: 6px 14px;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-2);
  backdrop-filter: blur(8px);
  white-space: nowrap;
  box-shadow: var(--shadow);
}
.badge-1 { top: 16px;    right: -16px; border-color: rgba(237,27,92,0.3); color: var(--accent); }
.badge-2 { bottom: 60px; right: -24px; }
.badge-3 { bottom: 16px; left:  -16px; }

/* Scroll hint */
.hero-scroll-hint {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  margin-top: 48px;
  color: var(--text-3);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  position: relative;
  z-index: 1;
  animation: fadeInUp 1.2s ease 1.2s both;
}
.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(180deg, var(--accent), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; transform: scaleY(1); }
  50%       { opacity: 1;   transform: scaleY(1.15); }
}
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ============================================================
   SECTIONS
   ============================================================ */
.section     { padding: 100px 24px; }
.section-alt { background: var(--bg-2); }

.container {
  max-width: 1200px;
  margin: 0 auto;
}

.section-title {
  font-size: clamp(1.75rem, 3vw, 2.4rem);
  font-weight: 800;
  letter-spacing: -0.035em;
  margin-bottom: 48px;
}
.section-title::after {
  content: '';
  display: block;
  width: 40px;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-3));
  border-radius: 2px;
  margin-top: 12px;
}

.section-sub {
  color: var(--text-2);
  max-width: 580px;
  margin-top: -32px;
  margin-bottom: 48px;
  line-height: 1.7;
}

/* ============================================================
   ABOUT
   ============================================================ */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.about-text p {
  color: var(--text-2);
  line-height: 1.8;
  margin-bottom: 16px;
  font-size: 0.975rem;
}

.about-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 24px;
}
.atag {
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 5px 14px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-3);
}

.about-values {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.value-card {
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  transition: border-color var(--t), transform var(--t);
}
.value-card:hover { border-color: var(--border-2); transform: translateY(-2px); }
.value-icon { font-size: 1.4rem; display: block; margin-bottom: 10px; }
.value-card h4 { font-size: 0.875rem; font-weight: 700; margin-bottom: 6px; }
.value-card p  { font-size: 0.78rem; color: var(--text-2); line-height: 1.5; }

/* ============================================================
   SKILLS
   ============================================================ */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 36px 40px;
}

.skill-group-title {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--text-2);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.skill-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex-shrink: 0;
}
.dot-accent { background: var(--accent); box-shadow: 0 0 6px rgba(237,27,92,0.6); }
.dot-violet { background: var(--accent-3); box-shadow: 0 0 6px rgba(123,44,191,0.6); }

.chips { display: flex; flex-wrap: wrap; gap: 7px; }
.chip {
  background: var(--bg-4);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 4px 12px;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text-2);
  transition: border-color var(--t), color var(--t), background var(--t);
}
.chip:hover { border-color: var(--accent); color: var(--accent); background: rgba(237,27,92,0.06); }

/* ============================================================
   PROJECTS
   ============================================================ */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.project {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: border-color var(--t), transform var(--t), box-shadow var(--t);
}
.project:hover {
  border-color: rgba(237,27,92,0.22);
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.3);
}

.project-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.badge {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  background: linear-gradient(135deg, rgba(237,27,92,0.12), rgba(123,44,191,0.12));
  border: 1px solid rgba(237,27,92,0.22);
  border-radius: 100px;
  padding: 3px 10px;
  color: var(--accent);
  flex-shrink: 0;
}
.stack {
  font-size: 0.7rem;
  color: var(--text-3);
  font-family: var(--mono);
  line-height: 1.4;
}

.project h3 {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.3;
}

.project-tag {
  font-size: 0.84rem;
  color: var(--accent);
  font-weight: 500;
}

.project p:not(.project-tag) {
  font-size: 0.875rem;
  color: var(--text-2);
  line-height: 1.65;
  flex: 1;
}

.project-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
  margin-top: auto;
}
.kpi {
  font-size: 0.76rem;
  color: var(--text-3);
  font-style: italic;
  line-height: 1.4;
}
.project-link {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent);
  white-space: nowrap;
  transition: color var(--t);
}
.project-link:hover { color: var(--accent-2); }

.projects-note {
  margin-top: 36px;
  font-size: 0.845rem;
  color: var(--text-3);
  text-align: center;
}
.projects-note a {
  color: var(--text-2);
  border-bottom: 1px solid var(--border-2);
  padding-bottom: 1px;
  transition: color var(--t), border-color var(--t);
}
.projects-note a:hover { color: var(--accent); border-color: var(--accent); }

/* ============================================================
   TIMELINE / EXPERIENCE
   ============================================================ */
.timeline {
  position: relative;
  padding-left: 36px;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 8px;
  top: 10px;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--accent), var(--accent-3) 60%, transparent);
  border-radius: 2px;
}

.timeline-item {
  position: relative;
  padding-bottom: 52px;
}
.timeline-item:last-child { padding-bottom: 0; }

.timeline-marker {
  position: absolute;
  left: -30px;
  top: 7px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-3));
  box-shadow: 0 0 0 3px var(--bg-2), 0 0 0 5px rgba(237,27,92,0.2);
  z-index: 1;
}
.section-alt .timeline-marker { box-shadow: 0 0 0 3px var(--bg-2), 0 0 0 5px rgba(237,27,92,0.2); }

.timeline-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 4px;
  flex-wrap: wrap;
}
.timeline-header h3 {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}
.timeline-period {
  font-size: 0.78rem;
  font-family: var(--mono);
  color: var(--accent);
  font-weight: 600;
  flex-shrink: 0;
}

.timeline-org {
  font-size: 0.845rem;
  color: var(--text-2);
  margin-bottom: 14px;
  font-weight: 500;
}

.timeline-points {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 14px;
}
.timeline-points li {
  font-size: 0.855rem;
  color: var(--text-2);
  line-height: 1.65;
  padding-left: 14px;
  position: relative;
}
.timeline-points li::before {
  content: '·';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 900;
}

.timeline-achievement {
  font-size: 0.83rem;
  color: var(--accent);
  font-weight: 500;
  background: rgba(237,27,92,0.06);
  border: 1px solid rgba(237,27,92,0.14);
  border-radius: 8px;
  padding: 10px 14px;
  line-height: 1.5;
}

/* ============================================================
   EDUCATION & CERTS
   ============================================================ */
.edu-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.edu-col-title {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 20px;
}

.edu-card {
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 12px;
  transition: border-color var(--t), transform var(--t);
}
.edu-card:hover { border-color: var(--border-2); transform: translateX(3px); }

.edu-year {
  font-size: 0.7rem;
  font-weight: 700;
  font-family: var(--mono);
  color: var(--accent);
  letter-spacing: 0.06em;
  margin-bottom: 6px;
}
.edu-card h4 { font-size: 0.93rem; font-weight: 700; margin-bottom: 5px; }
.edu-sub  { font-size: 0.78rem; color: var(--text-2); margin-bottom: 4px; line-height: 1.5; }
.edu-org  { font-size: 0.78rem; color: var(--text-3); font-weight: 600; }

.certs-list { display: flex; flex-direction: column; }
.cert-item {
  display: grid;
  grid-template-columns: 72px 1fr auto;
  gap: 10px;
  align-items: baseline;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.82rem;
  transition: background var(--t);
}
.cert-item:last-child { border-bottom: none; }
.cert-item:hover { background: var(--bg-3); border-radius: 6px; padding-left: 8px; }
.cert-issuer { color: var(--accent); font-weight: 700; font-size: 0.7rem; }
.cert-name   { color: var(--text-2); }
.cert-date   { color: var(--text-3); font-family: var(--mono); font-size: 0.7rem; text-align: right; white-space: nowrap; }

/* ============================================================
   CONTACT
   ============================================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.contact-link {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 15px 18px;
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 8px;
  font-size: 0.9rem;
  font-weight: 500;
  transition: border-color var(--t), transform var(--t), box-shadow var(--t);
}
.contact-link:hover {
  border-color: var(--border-2);
  transform: translateX(5px);
  box-shadow: -4px 0 0 0 var(--accent);
}

.contact-icon {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--accent), var(--accent-3));
  color: #fff;
  font-size: 0.7rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-icon img {
  width: 20px;
  height: 20px;
  object-fit: contain;
  filter: brightness(0) invert(1);
}
.contact-icon svg {
  color: #fff;
  flex-shrink: 0;
}

.contact-arrow {
  margin-left: auto;
  color: var(--text-3);
  transition: color var(--t), transform var(--t);
  font-size: 1rem;
}
.contact-link:hover .contact-arrow { color: var(--accent); transform: translateX(3px); }

.share-section {}
.share-title {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 14px;
}

.share-buttons { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; }
.share-btn {
  padding: 10px 18px;
  border-radius: 10px;
  background: var(--bg-3);
  border: 1px solid var(--border);
  color: var(--text-2);
  font-size: 0.845rem;
  font-weight: 600;
  transition: border-color var(--t), color var(--t), background var(--t);
}
.share-btn:hover { border-color: var(--accent); color: var(--accent); background: rgba(237,27,92,0.06); }

.copy-confirm {
  font-size: 0.8rem;
  color: var(--accent);
  font-weight: 600;
  opacity: 0;
  transition: opacity 0.3s ease;
  margin-bottom: 24px;
  min-height: 1.2em;
}
.copy-confirm.visible { opacity: 1; }

.location-tag {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 8px;
  font-size: 0.845rem;
  color: var(--text-3);
}
.location-flag { font-size: 1.2rem; }

/* ============================================================
   FOOTER
   ============================================================ */
footer {
  background: var(--bg);
  border-top: 1px solid var(--border);
  padding: 24px;
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.78rem;
  color: var(--text-3);
}

/* ============================================================
   SCROLL REVEAL
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .scroll-line { animation: none; }
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .hero-inner    { grid-template-columns: 1fr; gap: 48px; }
  .hero-portrait { order: -1; }
  .portrait-ring { width: 220px; height: 220px; }
  .about-grid    { grid-template-columns: 1fr; gap: 40px; }
  .skills-grid   { grid-template-columns: repeat(2, 1fr); }
  .edu-grid      { grid-template-columns: 1fr; gap: 40px; }
  .contact-grid  { grid-template-columns: 1fr; gap: 40px; }
}

@media (max-width: 768px) {
  .nav-links     { display: none; }
  .hero-name     { font-size: 2.8rem; }
  .hero-stats    { gap: 20px; }
  .projects-grid { grid-template-columns: 1fr; }
  .skills-grid   { grid-template-columns: 1fr; }
  .about-values  { grid-template-columns: 1fr 1fr; }
  .timeline-header { flex-direction: column; gap: 2px; }
  .cert-item {
    grid-template-columns: 1fr;
    gap: 2px;
  }
  .cert-date { text-align: left; }
  .section { padding: 72px 20px; }
}

@media (max-width: 480px) {
  .section       { padding: 56px 16px; }
  .portrait-ring { width: 180px; height: 180px; }
  .portrait-badge { display: none; }
  .hero-stats    { gap: 16px; }
  .stat-num      { font-size: 1.5rem; }
  .about-values  { grid-template-columns: 1fr; }
  .hero-scroll-hint { display: none; }
  .footer-inner  { flex-direction: column; gap: 4px; text-align: center; }
}