/* ==========================================================================
   Dr. Soufiane Hourri — Design System
   Modern Tech/AI theme: deep navy base, blue/violet accent gradient
   ========================================================================== */

:root {
  /* Color palette */
  --bg: #0a0e1a;
  --bg-alt: #0d1424;
  --bg-elevated: #111a2e;
  --bg-card: #131d33;
  --border: #1f2c47;
  --border-light: #2a3a5c;

  --text-primary: #f2f5fa;
  --text-secondary: #a9b4c9;
  --text-muted: #6b7793;

  --accent-blue: #4f7fff;
  --accent-blue-light: #7aa2ff;
  --accent-violet: #8b5cf6;
  --accent-cyan: #22d3ee;

  --gradient-primary: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-violet) 100%);
  --gradient-text: linear-gradient(135deg, #7aa2ff 0%, #a78bfa 50%, #22d3ee 100%);
  --gradient-glow: radial-gradient(circle at 50% 0%, rgba(79, 127, 255, 0.18), transparent 60%);

  --success: #34d399;
  --error: #f87171;

  /* Typography */
  --font-heading: 'Sora', 'Segoe UI', sans-serif;
  --font-body: 'Inter', 'Segoe UI', sans-serif;

  /* Spacing / layout */
  --max-width: 1180px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --shadow-card: 0 10px 40px -12px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 0 1px rgba(79, 127, 255, 0.15), 0 20px 60px -20px rgba(79, 127, 255, 0.25);

  --transition: 200ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---------- Reset ---------- */
* , *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
h1, h2, h3, h4 { font-family: var(--font-heading); line-height: 1.2; margin: 0 0 0.6em; font-weight: 600; }
p { margin: 0 0 1em; color: var(--text-secondary); }
button { font-family: inherit; cursor: pointer; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 96px 0;
  position: relative;
}
.section-alt { background: var(--bg-alt); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-heading);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-blue-light);
  margin-bottom: 16px;
}
.eyebrow::before {
  content: "";
  width: 24px;
  height: 2px;
  background: var(--gradient-primary);
  border-radius: 2px;
}

.section-head { max-width: 680px; margin: 0 0 56px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head h2 { font-size: clamp(1.7rem, 3vw, 2.4rem); }
.section-head p { font-size: 1.08rem; }

.text-gradient {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 999px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), border-color var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: var(--gradient-primary);
  color: #fff;
  box-shadow: 0 8px 24px -8px rgba(79, 127, 255, 0.55);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 32px -10px rgba(79, 127, 255, 0.65); }
.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border-color: var(--border-light);
}
.btn-secondary:hover { border-color: var(--accent-blue-light); background: rgba(79, 127, 255, 0.08); transform: translateY(-2px); }
.btn-block { width: 100%; }
.btn[disabled] { opacity: 0.6; cursor: not-allowed; transform: none !important; }

/* ---------- Navbar ---------- */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(10, 14, 26, 0.72);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text-primary);
}
.brand-mark {
  width: 36px; height: 36px;
  border-radius: 10px;
  background: var(--gradient-primary);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.85rem;
  color: #fff;
  font-weight: 700;
  letter-spacing: -0.02em;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-links a {
  padding: 10px 16px;
  border-radius: 999px;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--transition), background var(--transition);
}
.nav-links a:hover { color: var(--text-primary); background: rgba(255,255,255,0.05); }
.nav-links a.active { color: var(--text-primary); background: rgba(79, 127, 255, 0.14); }
.nav-cta { display: flex; align-items: center; gap: 12px; }
.nav-toggle {
  display: none;
  width: 40px; height: 40px;
  border-radius: 10px;
  border: 1px solid var(--border-light);
  background: transparent;
  color: var(--text-primary);
  align-items: center; justify-content: center;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: 168px 0 110px;
  background: var(--gradient-glow), var(--bg);
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(79, 127, 255, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(79, 127, 255, 0.055) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 20%, black, transparent);
  pointer-events: none;
}
.hero .container {
  position: relative;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 56px;
  align-items: center;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: 999px;
  border: 1px solid var(--border-light);
  background: rgba(255,255,255,0.03);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 24px;
}
.hero-badge .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--success); box-shadow: 0 0 0 3px rgba(52, 211, 153, 0.2); }
.hero h1 {
  font-size: clamp(2.4rem, 4.6vw, 3.6rem);
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}
.hero-lede { font-size: 1.18rem; max-width: 560px; margin-bottom: 36px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 48px; }
.hero-stats { display: flex; gap: 36px; flex-wrap: wrap; }
.hero-stat strong { display: block; font-family: var(--font-heading); font-size: 1.6rem; color: var(--text-primary); }
.hero-stat span { font-size: 0.85rem; color: var(--text-muted); }

.hero-portrait {
  position: relative;
  justify-self: center;
}
.portrait-frame {
  position: relative;
  width: 340px;
  aspect-ratio: 1 / 1.08;
  border-radius: 28px;
  padding: 3px;
  background: var(--gradient-primary);
  box-shadow: var(--shadow-glow);
}
.portrait-frame img,
.portrait-placeholder {
  width: 100%;
  height: 100%;
  border-radius: 25px;
  object-fit: cover;
  display: block;
}
.portrait-placeholder {
  background: linear-gradient(160deg, #16223d 0%, #0e1626 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: 4.5rem;
  font-weight: 700;
  color: rgba(122, 162, 255, 0.35);
}
.portrait-chip {
  position: absolute;
  bottom: -18px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: 14px;
  padding: 12px 20px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.85rem;
  font-weight: 600;
  white-space: nowrap;
  box-shadow: var(--shadow-card);
}
.portrait-chip .chip-icon {
  width: 28px; height: 28px;
  border-radius: 8px;
  background: var(--gradient-primary);
  display: flex; align-items: center; justify-content: center;
  color: #fff;
  font-size: 0.85rem;
}

/* ---------- Logos / trust bar ---------- */
.trust-bar {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 32px 0;
}
.trust-bar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-muted);
  font-size: 0.92rem;
  font-weight: 500;
}
.trust-item strong { color: var(--text-primary); font-family: var(--font-heading); }

/* ---------- Cards ---------- */
.grid { display: grid; gap: 24px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 32px;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}
.card:hover { transform: translateY(-4px); border-color: var(--border-light); box-shadow: var(--shadow-card); }
.card-icon {
  width: 48px; height: 48px;
  border-radius: 12px;
  background: rgba(79, 127, 255, 0.12);
  border: 1px solid rgba(79, 127, 255, 0.25);
  display: flex; align-items: center; justify-content: center;
  color: var(--accent-blue-light);
  margin-bottom: 20px;
}
.card h3 { font-size: 1.15rem; margin-bottom: 10px; }
.card p { margin-bottom: 0; font-size: 0.96rem; }
.card-tag-list { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.tag {
  font-size: 0.78rem;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: 999px;
  background: rgba(139, 92, 246, 0.12);
  color: #c4b5fd;
  border: 1px solid rgba(139, 92, 246, 0.22);
}

/* Consulting service cards */
.service-card { display: flex; flex-direction: column; height: 100%; }
.service-card ul { margin: 18px 0 24px; display: flex; flex-direction: column; gap: 10px; }
.service-card li {
  display: flex;
  gap: 10px;
  font-size: 0.92rem;
  color: var(--text-secondary);
  align-items: flex-start;
}
.service-card li svg { flex-shrink: 0; margin-top: 3px; color: var(--accent-cyan); }
.service-card .btn { margin-top: auto; }
.service-card.featured {
  border-color: var(--accent-blue);
  background: linear-gradient(180deg, rgba(79,127,255,0.06), var(--bg-card) 40%);
  position: relative;
}
.featured-badge {
  position: absolute; top: -13px; left: 32px;
  background: var(--gradient-primary);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 5px 14px;
  border-radius: 999px;
}

/* ---------- Timeline ---------- */
.timeline { position: relative; padding-left: 32px; border-left: 2px solid var(--border-light); display: flex; flex-direction: column; gap: 40px; }
.timeline-item { position: relative; }
.timeline-item::before {
  content: "";
  position: absolute;
  left: -39px; top: 4px;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--bg);
  border: 3px solid var(--accent-blue);
}
.timeline-date { font-family: var(--font-heading); font-size: 0.8rem; font-weight: 700; color: var(--accent-blue-light); text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 6px; }
.timeline-item h3 { font-size: 1.15rem; margin-bottom: 4px; }
.timeline-item .org { color: var(--text-muted); font-size: 0.9rem; margin-bottom: 10px; display: block; }

/* ---------- Publications ---------- */
.pub-list { display: flex; flex-direction: column; gap: 16px; }
.pub-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  transition: border-color var(--transition), transform var(--transition);
}
.pub-item:hover { border-color: var(--border-light); transform: translateX(4px); }
.pub-main h3 { font-size: 1.02rem; margin-bottom: 8px; }
.pub-meta { font-size: 0.85rem; color: var(--text-muted); display: flex; gap: 10px; flex-wrap: wrap; }
.pub-meta span:not(:last-child)::after { content: "•"; margin-left: 10px; color: var(--border-light); }
.pub-cite {
  text-align: center;
  flex-shrink: 0;
  min-width: 84px;
}
.pub-cite strong { display: block; font-family: var(--font-heading); font-size: 1.4rem; color: var(--accent-cyan); }
.pub-cite span { font-size: 0.72rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.05em; }

/* Metrics strip */
.metric-strip { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.metric-box {
  text-align: center;
  padding: 32px 20px;
  border-radius: var(--radius-md);
  background: var(--bg-card);
  border: 1px solid var(--border);
}
.metric-box strong { display: block; font-family: var(--font-heading); font-size: 2.1rem; background: var(--gradient-text); -webkit-background-clip: text; background-clip: text; color: transparent; }
.metric-box span { font-size: 0.85rem; color: var(--text-muted); }

/* ---------- Process steps ---------- */
.process-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; counter-reset: step; }
.process-step { position: relative; padding: 28px 24px; border-radius: var(--radius-md); background: var(--bg-card); border: 1px solid var(--border); }
.process-step::before {
  counter-increment: step;
  content: counter(step, decimal-leading-zero);
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent-blue-light);
  display: block;
  margin-bottom: 14px;
}
.process-step h3 { font-size: 1.05rem; margin-bottom: 8px; }
.process-step p { font-size: 0.9rem; margin-bottom: 0; }

/* ---------- Testimonials ---------- */
.rating-strip {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
  flex-wrap: wrap;
  margin-bottom: 56px;
  padding: 28px 36px;
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  border: 1px solid var(--border);
}
.rating-strip .rating-score { display: flex; align-items: baseline; gap: 8px; }
.rating-strip .rating-score strong { font-family: var(--font-heading); font-size: 2.2rem; color: var(--text-primary); }
.rating-strip .rating-score span { color: var(--text-muted); font-size: 0.9rem; }
.rating-strip .stars { color: #fbbf24; font-size: 1.1rem; letter-spacing: 2px; }
.rating-strip .divider { width: 1px; height: 36px; background: var(--border-light); }
.rating-strip .rating-fact strong { display: block; font-family: var(--font-heading); font-size: 1.3rem; color: var(--text-primary); }
.rating-strip .rating-fact span { font-size: 0.82rem; color: var(--text-muted); }

.testimonial-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.testimonial-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 28px;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition), border-color var(--transition);
}
.testimonial-card:hover { transform: translateY(-4px); border-color: var(--border-light); }
.testimonial-card .stars { color: #fbbf24; font-size: 0.95rem; letter-spacing: 2px; margin-bottom: 14px; }
.testimonial-card blockquote {
  margin: 0 0 20px;
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--text-secondary);
  flex-grow: 1;
}
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.testimonial-avatar {
  width: 42px; height: 42px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.9rem;
  color: #fff;
  flex-shrink: 0;
}
.testimonial-avatar.v1 { background: var(--gradient-primary); }
.testimonial-avatar.v2 { background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue)); }
.testimonial-avatar.v3 { background: linear-gradient(135deg, var(--accent-violet), #ec4899); }
.testimonial-name { font-size: 0.9rem; font-weight: 600; color: var(--text-primary); }
.testimonial-meta { font-size: 0.78rem; color: var(--text-muted); }

.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  flex-wrap: wrap;
  margin-top: 40px;
}
.page-btn {
  min-width: 40px;
  height: 40px;
  padding: 0 10px;
  border-radius: 10px;
  border: 1px solid var(--border-light);
  background: var(--bg-card);
  color: var(--text-secondary);
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 600;
  transition: all var(--transition);
}
.page-btn:hover:not(:disabled) { border-color: var(--accent-blue-light); color: var(--text-primary); }
.page-btn.active { background: var(--gradient-primary); color: #fff; border-color: transparent; }
.page-btn:disabled { opacity: 0.4; cursor: not-allowed; }
.page-ellipsis { color: var(--text-muted); padding: 0 4px; }

/* ---------- CTA banner ---------- */
.cta-banner {
  border-radius: var(--radius-lg);
  padding: 64px;
  background: linear-gradient(135deg, rgba(79,127,255,0.14), rgba(139,92,246,0.14));
  border: 1px solid rgba(79,127,255,0.25);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-banner h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); margin-bottom: 14px; }
.cta-banner p { max-width: 560px; margin: 0 auto 32px; font-size: 1.05rem; }
.cta-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 48px;
  align-items: start;
}
.contact-info-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
}
.contact-channel {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 18px 0;
  border-bottom: 1px solid var(--border);
}
.contact-channel:last-child { border-bottom: none; }
.contact-channel .icon {
  width: 42px; height: 42px;
  border-radius: 11px;
  background: rgba(79, 127, 255, 0.12);
  border: 1px solid rgba(79, 127, 255, 0.25);
  display: flex; align-items: center; justify-content: center;
  color: var(--accent-blue-light);
  flex-shrink: 0;
}
.contact-channel h4 { font-size: 0.95rem; margin-bottom: 4px; }
.contact-channel a, .contact-channel span { font-size: 0.9rem; color: var(--text-secondary); }
.contact-channel a:hover { color: var(--accent-blue-light); }

.form-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-primary);
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 13px 16px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.form-group textarea { resize: vertical; min-height: 130px; }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 3px rgba(79, 127, 255, 0.15);
}
.form-group input::placeholder, .form-group textarea::placeholder { color: var(--text-muted); }
.form-note { font-size: 0.78rem; color: var(--text-muted); margin-top: 10px; }
.form-status { margin-top: 18px; padding: 14px 18px; border-radius: var(--radius-sm); font-size: 0.9rem; display: none; }
.form-status.show { display: block; }
.form-status.success { background: rgba(52, 211, 153, 0.1); border: 1px solid rgba(52, 211, 153, 0.3); color: var(--success); }
.form-status.error { background: rgba(248, 113, 113, 0.1); border: 1px solid rgba(248, 113, 113, 0.3); color: var(--error); }
.hp-field { position: absolute; left: -9999px; opacity: 0; }

/* ---------- Footer ---------- */
.footer { border-top: 1px solid var(--border); padding: 64px 0 32px; background: var(--bg-alt); }
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}
.footer-brand p { font-size: 0.9rem; max-width: 280px; }
.footer-col h4 { font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-muted); margin-bottom: 18px; }
.footer-col ul { display: flex; flex-direction: column; gap: 12px; }
.footer-col a { font-size: 0.92rem; color: var(--text-secondary); transition: color var(--transition); }
.footer-col a:hover { color: var(--accent-blue-light); }
.footer-social { display: flex; gap: 10px; margin-top: 18px; }
.footer-social a {
  width: 38px; height: 38px;
  border-radius: 10px;
  border: 1px solid var(--border-light);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-secondary);
  transition: all var(--transition);
}
.footer-social a:hover { color: #fff; border-color: var(--accent-blue); background: rgba(79,127,255,0.12); }
.footer-bottom {
  padding-top: 28px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* ---------- Page hero (inner pages) ---------- */
.page-hero {
  padding: 156px 0 72px;
  background: var(--gradient-glow), var(--bg);
  text-align: center;
}
.page-hero .eyebrow { justify-content: center; }
.page-hero h1 { font-size: clamp(2.1rem, 4vw, 3rem); max-width: 780px; margin: 0 auto 18px; }
.page-hero p { font-size: 1.08rem; max-width: 620px; margin: 0 auto; }
.breadcrumb { display: flex; gap: 8px; justify-content: center; font-size: 0.85rem; color: var(--text-muted); margin-bottom: 20px; }
.breadcrumb a:hover { color: var(--accent-blue-light); }

/* Bio content */
.bio-content { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: 56px; align-items: start; }
.bio-sidebar { position: sticky; top: 100px; }
.bio-photo { border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--border); margin-bottom: 24px; }
.bio-photo img, .bio-photo .portrait-placeholder { width: 100%; aspect-ratio: 4/5; object-fit: cover; display: block; }
.info-list { display: flex; flex-direction: column; gap: 16px; }
.info-list li { display: flex; flex-direction: column; gap: 2px; font-size: 0.9rem; padding-bottom: 14px; border-bottom: 1px solid var(--border); }
.info-list li:last-child { border-bottom: none; padding-bottom: 0; }
.info-list .label { color: var(--text-muted); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.05em; }
.info-list .value { color: var(--text-primary); font-weight: 500; }
.bio-main h2 { font-size: 1.4rem; margin-top: 40px; }
.bio-main h2:first-child { margin-top: 0; }
.bio-main p { font-size: 1rem; }

.skill-bars { display: flex; flex-direction: column; gap: 18px; margin-top: 8px; }
.skill-bar-label { display: flex; justify-content: space-between; font-size: 0.88rem; margin-bottom: 8px; }
.skill-bar-track { height: 8px; border-radius: 999px; background: var(--bg-elevated); overflow: hidden; }
.skill-bar-fill { height: 100%; border-radius: 999px; background: var(--gradient-primary); }

/* ---------- Utility ---------- */
.mt-0 { margin-top: 0; }
.text-center { text-align: center; }
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 700ms ease, transform 700ms ease; }
.reveal.in-view { opacity: 1; transform: translateY(0); }

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .hero .container { grid-template-columns: 1fr; }
  .hero-portrait { order: -1; }
  .portrait-frame { width: 240px; margin: 0 auto; }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .bio-content { grid-template-columns: 1fr; }
  .bio-sidebar { position: static; max-width: 340px; margin: 0 auto; }
  .contact-grid { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .metric-strip { grid-template-columns: repeat(2, 1fr); }
  .testimonial-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 720px) {
  .nav-links, .nav-cta .btn-secondary { display: none; }
  .nav-toggle { display: flex; }
  .nav-links.open {
    display: flex;
    position: absolute;
    top: 76px; left: 0; right: 0;
    flex-direction: column;
    background: var(--bg-alt);
    border-bottom: 1px solid var(--border);
    padding: 12px 24px 20px;
  }
  .nav-links.open a { padding: 14px 8px; width: 100%; }
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .hero-stats { gap: 24px; }
  .cta-banner { padding: 40px 24px; }
  .form-row { grid-template-columns: 1fr; }
  .form-card, .contact-info-card { padding: 26px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .process-grid { grid-template-columns: 1fr; }
  .metric-strip { grid-template-columns: 1fr 1fr; }
  .pub-item { flex-direction: column; align-items: flex-start; }
  .testimonial-grid { grid-template-columns: 1fr; }
  .rating-strip { gap: 16px; padding: 24px; }
  .rating-strip .divider { display: none; }
}