/* ============================================================
   Lloyd Ismael — Portfolio
   Design: professional liquid-glass, light/dark, motion-aware
   ============================================================ */

:root {
  --bg: #f4f6fb;
  --bg-grad-1: #dbe6ff;
  --bg-grad-2: #e9e4ff;
  --bg-grad-3: #d7f2ee;
  --surface: rgba(255, 255, 255, 0.62);
  --surface-solid: #ffffff;
  --border: rgba(15, 23, 42, 0.08);
  --border-strong: rgba(15, 23, 42, 0.14);
  --text: #0f172a;
  --text-soft: #475569;
  --text-faint: #94a3b8;
  --brand: #0078d4;
  --brand-2: #6d28d9;
  --accent: #0ea5a4;
  --shadow: 0 8px 30px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 20px 60px rgba(15, 23, 42, 0.14);
  --radius: 20px;
  --radius-sm: 14px;
  --blur: 18px;
  --maxw: 1120px;
}

html[data-theme="dark"] {
  --bg: #070b16;
  --bg-grad-1: #0b1a3a;
  --bg-grad-2: #1a1130;
  --bg-grad-3: #06231f;
  --surface: rgba(20, 27, 45, 0.55);
  --surface-solid: #101728;
  --border: rgba(255, 255, 255, 0.09);
  --border-strong: rgba(255, 255, 255, 0.16);
  --text: #eef2ff;
  --text-soft: #b3bdd4;
  --text-faint: #6b7690;
  --brand: #3ea0ff;
  --brand-2: #a78bfa;
  --accent: #2dd4bf;
  --shadow: 0 8px 30px rgba(0, 0, 0, 0.45);
  --shadow-lg: 0 24px 70px rgba(0, 0, 0, 0.6);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  transition: background 0.4s ease, color 0.4s ease;
}

/* Animated background orbs */
.bg-orbs { position: fixed; inset: 0; z-index: -1; overflow: hidden; }
.bg-orbs span {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.55;
  animation: float 18s ease-in-out infinite;
}
.bg-orbs span:nth-child(1) { width: 480px; height: 480px; background: var(--bg-grad-1); top: -120px; left: -80px; }
.bg-orbs span:nth-child(2) { width: 420px; height: 420px; background: var(--bg-grad-2); top: 30%; right: -120px; animation-delay: -6s; }
.bg-orbs span:nth-child(3) { width: 380px; height: 380px; background: var(--bg-grad-3); bottom: -120px; left: 25%; animation-delay: -12s; }
@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(30px, -40px) scale(1.08); }
}

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

.skip-link {
  position: absolute; left: 16px; top: -48px; z-index: 100;
  padding: 10px 16px; border-radius: 999px; background: var(--brand); color: #fff;
  font-weight: 700; text-decoration: none; box-shadow: var(--shadow);
}
.skip-link:focus { top: 16px; }

:focus-visible {
  outline: 2px solid var(--brand);
  outline-offset: 3px;
}
.btn:focus-visible, .icon-btn:focus-visible, .nav-links a:focus-visible,
.fab:focus-visible, .fab-item:focus-visible, .project:focus-visible {
  outline: 2px solid var(--brand);
  outline-offset: 3px;
}

/* Glass primitive */
.glass {
  background: var(--surface);
  backdrop-filter: blur(var(--blur)) saturate(160%);
  -webkit-backdrop-filter: blur(var(--blur)) saturate(160%);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

/* ---------- Navbar ---------- */
.nav {
  position: sticky; top: 16px; z-index: 50;
  margin: 16px auto 0; max-width: var(--maxw);
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 16px; border-radius: 999px;
}
.nav .brand { display: flex; align-items: center; gap: 10px; font-weight: 700; letter-spacing: -0.01em; }
.nav .brand .dot { width: 34px; height: 34px; border-radius: 10px;
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  display: grid; place-items: center; color: #fff; font-size: 15px; box-shadow: var(--shadow); }
.nav-links { display: flex; gap: 4px; align-items: center; }
.nav-links a {
  color: var(--text-soft); text-decoration: none; font-size: 14px; font-weight: 500;
  padding: 8px 14px; border-radius: 999px; transition: 0.2s;
}
.nav-links a:hover { color: var(--text); background: var(--border); }
.nav-links a[aria-current="true"] { color: var(--text); background: var(--border); }
.nav-actions { display: flex; gap: 8px; align-items: center; }

.icon-btn {
  width: 40px; height: 40px; border-radius: 999px; border: 1px solid var(--border);
  background: var(--surface); color: var(--text); cursor: pointer; display: grid;
  place-items: center; transition: 0.2s; backdrop-filter: blur(10px);
}
.icon-btn:hover { transform: translateY(-2px); box-shadow: var(--shadow); }

.btn {
  display: inline-flex; align-items: center; gap: 8px; cursor: pointer;
  padding: 11px 20px; border-radius: 999px; font-weight: 600; font-size: 14px;
  text-decoration: none; border: 1px solid transparent; transition: 0.2s; white-space: nowrap;
}
.btn-primary { background: linear-gradient(135deg, var(--brand), var(--brand-2)); color: #fff; box-shadow: var(--shadow); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.btn-ghost { background: var(--surface); border-color: var(--border-strong); color: var(--text); }
.btn-ghost:hover { transform: translateY(-2px); box-shadow: var(--shadow); }

/* ---------- Sections ---------- */
section { padding: 84px 0 20px; }
.section-head { margin-bottom: 34px; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px; font-size: 12px; font-weight: 700;
  letter-spacing: 0.08em; text-transform: uppercase; color: var(--brand);
  padding: 6px 12px; border-radius: 999px; background: var(--surface); border: 1px solid var(--border);
}
h1, h2, h3 { letter-spacing: -0.02em; line-height: 1.15; }
.section-head h2 { font-size: clamp(26px, 4vw, 38px); margin: 14px 0 6px; }
.section-head p { color: var(--text-soft); margin: 0; }
.who-help { margin-top: 14px !important; }

/* ---------- Hero ---------- */
.hero { padding-top: 60px; }
.hero-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 40px; align-items: start; }
.hero h1 { font-size: clamp(34px, 6vw, 60px); margin: 18px 0; }
.hero h1 .grad {
  background: linear-gradient(120deg, var(--brand), var(--brand-2), var(--accent));
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.hero .lede { font-size: 18px; color: var(--text-soft); max-width: 560px; }
.hero-cta { display: flex; gap: 12px; margin-top: 26px; flex-wrap: wrap; }
.hero-stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; margin-top: 40px; }
.stat { padding: 18px; border-radius: var(--radius); }
.stat .v { font-size: 28px; font-weight: 800; background: linear-gradient(120deg, var(--brand), var(--brand-2));
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.stat .l { font-size: 13px; color: var(--text-soft); }

.hero-card { padding: 26px; border-radius: 28px; }
.hero-card .avatar {
  width: 96px; height: 96px; border-radius: 24px; margin-bottom: 16px;
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  display: grid; place-items: center; color: #fff; font-size: 34px; font-weight: 800;
  box-shadow: var(--shadow-lg); overflow: hidden; position: relative;
}
.hero-card .avatar img { width: 100%; height: 100%; object-fit: cover; display: block; }
.hero-card .avatar .mono-fallback { display: none; }
.hero-card .avatar.mono .mono-fallback { display: grid; place-items: center;
  position: absolute; inset: 0; }
.linkedin-btn { margin-top: 18px; width: 100%; justify-content: center; }
.linkedin-btn img { border-radius: 3px; }
.hero-card h3 { margin: 0 0 4px; font-size: 20px; }
.hero-card .muted { color: var(--text-soft); font-size: 14px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.chip { font-size: 12px; padding: 6px 12px; border-radius: 999px; background: var(--border);
  color: var(--text-soft); font-weight: 500; }

/* ---------- Skills ---------- */
.skill-groups { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.skill-card { padding: 24px; border-radius: var(--radius); }
.skill-card h3 { font-size: 15px; margin: 0 0 16px; color: var(--text-faint);
  text-transform: uppercase; letter-spacing: 0.06em; }
.skill-list { display: flex; flex-direction: column; gap: 12px; }
.skill { display: flex; align-items: center; gap: 12px; font-weight: 500; font-size: 15px; }
.skill img { width: 26px; height: 26px; }

/* ---------- Projects ---------- */
.projects-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.project {
  padding: 26px; border-radius: var(--radius); text-decoration: none; color: inherit;
  position: relative; overflow: hidden; transition: 0.25s; display: block;
}
.project::before {
  content: ""; position: absolute; inset: 0; opacity: 0.0; transition: 0.3s; z-index: 0;
  background: radial-gradient(120% 100% at 0% 0%, var(--proj-accent, var(--brand)) 0%, transparent 55%);
}
.project > * { position: relative; z-index: 1; }
.project:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: var(--border-strong); }
.project:hover::before { opacity: 0.10; }

/* Live website preview — full landing-page screenshot */
.project { padding-top: 0; }
.preview {
  position: relative; margin: -1px -26px 20px; height: 250px; overflow: hidden;
  border-radius: var(--radius) var(--radius) 0 0; background: var(--surface-solid);
  display: grid; place-items: center; border-bottom: 1px solid var(--border);
}
.preview-skeleton {
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; gap: 10px;
  font-size: 13px; color: var(--text-faint); font-weight: 500; z-index: 0;
  background:
    linear-gradient(var(--surface-solid), var(--surface-solid)) padding-box,
    repeating-linear-gradient(45deg, var(--border) 0 14px, transparent 14px 28px);
}
.spinner { width: 16px; height: 16px; border-radius: 50%;
  border: 2.5px solid var(--border-strong); border-top-color: var(--brand);
  animation: spin 0.8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.preview-img {
  width: 100%; height: 100%; object-fit: cover; object-position: center top;
  opacity: 0; transition: opacity 0.6s ease, object-position 5s ease; position: relative; z-index: 1;
}
.preview-img.loaded { opacity: 1; }
/* Gently scroll down the full landing page on hover so the whole view is seen */
.project:hover .preview-img.loaded { object-position: center bottom; }
.preview.noshot .preview-skeleton {
  background: linear-gradient(135deg, var(--proj-accent, var(--brand)), var(--brand-2)); z-index: 2;
}
.preview.noshot .spinner { display: none; }
.preview.noshot .preview-skeleton { font-size: 0; }
.preview.noshot .preview-skeleton::after { content: "🔒 Secured page — click to open"; color: #fff; font-size: 13px; font-weight: 600; }
.preview-badge {
  position: absolute; top: 12px; left: 12px; z-index: 2; display: inline-flex; align-items: center; gap: 6px;
  font-size: 11px; font-weight: 700; color: #fff; padding: 5px 10px; border-radius: 999px;
  background: rgba(0,0,0,0.55); backdrop-filter: blur(6px);
}
.live-dot { width: 7px; height: 7px; border-radius: 50%; background: #22c55e;
  box-shadow: 0 0 0 0 rgba(34,197,94,0.7); animation: pulse 2s infinite; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(34,197,94,0.6); } 70% { box-shadow: 0 0 0 8px rgba(34,197,94,0); } 100% { box-shadow: 0 0 0 0 rgba(34,197,94,0); } }
.preview-visit {
  position: absolute; bottom: 12px; right: 12px; z-index: 2; display: inline-flex; align-items: center; gap: 5px;
  font-size: 12px; font-weight: 700; color: var(--text); padding: 7px 12px; border-radius: 999px;
  background: var(--surface-solid); border: 1px solid var(--border-strong);
  opacity: 0; transform: translateY(6px); transition: 0.25s;
}
.project:hover .preview-visit { opacity: 1; transform: translateY(0); }
.project .top { padding-top: 4px; }
.project .top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.project .logo { width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center;
  background: #fff; border: 1px solid var(--border); overflow: hidden; }
.project .logo img { width: 100%; height: 100%; object-fit: contain; display: block; }
.project .arrow { color: var(--text-faint); transition: 0.25s; }
.project:hover .arrow { color: var(--brand); transform: translate(3px, -3px); }
.project h3 { font-size: 20px; margin: 0 0 2px; }
.project .sub { color: var(--brand); font-size: 13px; font-weight: 600; margin-bottom: 10px; }
.project .outcome {
  margin: -4px 0 12px; font-size: 13px; font-weight: 600; color: var(--text);
}
.project p { color: var(--text-soft); font-size: 14px; margin: 0 0 16px; }
.tags { display: flex; flex-wrap: wrap; gap: 8px; }
.tag { font-size: 11px; font-weight: 600; padding: 5px 10px; border-radius: 999px;
  background: var(--border); color: var(--text-soft); }

/* ---------- GitHub ---------- */
.gh-wrap { padding: 28px; border-radius: var(--radius); }
.gh-head { display: flex; align-items: center; gap: 14px; margin-bottom: 20px; }
.gh-avatar { width: 52px; height: 52px; border-radius: 50%; object-fit: cover;
  border: 2px solid var(--border-strong); box-shadow: var(--shadow); flex-shrink: 0; }
.gh-avatar.is-logo { padding: 10px; background: var(--border); }
.gh-id { display: flex; flex-direction: column; gap: 2px; }
.gh-id strong { font-size: 16px; letter-spacing: -0.01em; }
.gh-handle { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; color: var(--text-soft); font-weight: 500; }
.gh-head a { margin-left: auto; }
.gh-chart {
  width: 100%;
  padding: 16px 14px 10px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: #ffffff;
  border: 1px solid var(--border);
}
.gh-chart img {
  width: 100%;
  display: block;
  height: auto;
  min-height: 128px;
  filter: contrast(1.05);
}
html[data-theme="dark"] .gh-chart {
  background: #0d1117;
  border-color: rgba(255, 255, 255, 0.08);
}
/* ghchart is a light image (white empty cells, dark labels). Invert in dark
   mode so labels stay readable and empty days become dark tiles. */
html[data-theme="dark"] .gh-chart img {
  filter: invert(1) hue-rotate(180deg) saturate(1.35) brightness(1.08) contrast(1.08);
}
.gh-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 18px; }
.gh-stats img { width: 100%; border-radius: var(--radius-sm); }

/* ---------- Certifications / Education ---------- */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.list-card { padding: 24px; border-radius: var(--radius); }
.list-card > h3 { font-size: 16px; margin: 0 0 18px; }
.line { display: flex; align-items: center; gap: 14px; padding: 12px 0; border-bottom: 1px solid var(--border); }
.line:last-child { border-bottom: none; }
.line .badge { width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center;
  background: var(--border); flex-shrink: 0; }
.line .badge img { width: 24px; height: 24px; }
.line .meta { flex: 1; }
.line .meta .t { font-weight: 600; font-size: 15px; }
.line .meta .d { font-size: 13px; color: var(--text-soft); }
.pill { font-size: 11px; font-weight: 700; padding: 5px 11px; border-radius: 999px;
  background: rgba(14,165,164,0.14); color: var(--accent); white-space: nowrap; }

.list-card > h3 .count { display: inline-grid; place-items: center; min-width: 24px; height: 24px;
  padding: 0 7px; margin-left: 8px; border-radius: 999px; font-size: 12px; vertical-align: middle;
  background: linear-gradient(135deg, var(--brand), var(--brand-2)); color: #fff; }

/* Certification grid — card style matching the reference layout */
.cert-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.cert { display: flex; align-items: flex-start; gap: 14px; padding: 18px 20px;
  border-radius: var(--radius); transition: 0.22s; }
.cert:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--border-strong); }
.cert-badge { width: 52px; height: 52px; border-radius: 13px; display: grid; place-items: center;
  background: #fff; border: 1px solid var(--border); flex-shrink: 0; overflow: hidden; padding: 2px; }
.cert-badge img { width: 100%; height: 100%; object-fit: contain; display: block; }
.cert-meta { flex: 1; min-width: 0; }
.cert-name { font-weight: 700; font-size: 15px; line-height: 1.28; margin-bottom: 6px; letter-spacing: -0.01em; }
.cert-issuer { font-size: 13px; color: var(--text-faint); display: flex; align-items: center; flex-wrap: wrap; gap: 8px; }
.cert-pill { font-size: 11px; font-weight: 700; padding: 3px 9px; border-radius: 999px;
  background: var(--border); color: var(--text-soft); border: 1px solid var(--border-strong); white-space: nowrap; }

/* Education dark banner */
.edu-banner { margin-top: 26px; display: flex; align-items: center; gap: 22px; padding: 26px 30px;
  border-radius: 22px; background: linear-gradient(135deg, #0c1a33, #101c38);
  box-shadow: var(--shadow-lg); border: 1px solid rgba(255,255,255,0.06); }
html[data-theme="dark"] .edu-banner { background: linear-gradient(135deg, #0a1428, #0d1830); }
.edu-logo { width: 68px; height: 68px; border-radius: 16px; display: grid; place-items: center;
  background: #fff; flex-shrink: 0; padding: 10px; box-shadow: var(--shadow); }
.edu-logo img { width: 100%; height: 100%; object-fit: contain; }
.edu-eyebrow { font-size: 11px; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase;
  color: #8ea6d4; }
.edu-school { font-size: 22px; font-weight: 800; color: #fff; letter-spacing: -0.02em; margin: 4px 0 2px; }
.edu-detail { font-size: 14px; color: #b3c2e0; }

/* ---------- Consulting ---------- */
.pricing { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; align-items: stretch; }
.plan { padding: 30px 26px; border-radius: 24px; display: flex; flex-direction: column; position: relative; }
.plan.featured { border: 1.5px solid var(--brand); box-shadow: var(--shadow-lg); }
.plan .flag { position: absolute; top: 18px; right: 18px; font-size: 11px; font-weight: 700;
  color: #fff; background: linear-gradient(135deg, var(--brand), var(--brand-2));
  padding: 5px 11px; border-radius: 999px; }
.plan h3 { font-size: 20px; margin: 0; }
.plan .price { font-size: 15px; font-weight: 700; color: var(--brand); margin: 6px 0 2px; }
.plan .bestfor { font-size: 13px; color: var(--text-soft); margin-bottom: 18px; }
.plan ul { list-style: none; padding: 0; margin: 0 0 22px; display: flex; flex-direction: column; gap: 11px; }
.plan li { font-size: 14px; display: flex; align-items: flex-start; gap: 10px; color: var(--text-soft); }
.plan li svg { flex-shrink: 0; margin-top: 3px; color: var(--accent); }
.plan .btn { margin-top: auto; justify-content: center; }

/* ---------- Footer ---------- */
footer { padding: 60px 0 40px; margin-top: 60px; }
.foot { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 20px;
  padding: 28px; border-radius: var(--radius); }
.foot .socials { display: flex; gap: 10px; }
.foot small { color: var(--text-faint); }

/* ---------- Floating chat ---------- */
.fab-wrap { position: fixed; right: 24px; bottom: 24px; z-index: 80; display: flex; flex-direction: column;
  align-items: flex-end; gap: 12px; }
.fab-menu { display: flex; flex-direction: column; gap: 10px; opacity: 0; transform: translateY(12px) scale(0.96);
  pointer-events: none; transition: 0.25s; }
.fab-wrap.open .fab-menu { opacity: 1; transform: translateY(0) scale(1); pointer-events: auto; }
.fab-item { display: flex; align-items: center; gap: 10px; padding: 12px 18px; border-radius: 999px;
  text-decoration: none; color: var(--text); font-weight: 600; font-size: 14px; }
.fab-item svg { color: var(--brand); }
.fab {
  width: 60px; height: 60px; border-radius: 999px; border: none; cursor: pointer;
  background: linear-gradient(135deg, var(--brand), var(--brand-2)); color: #fff;
  display: grid; place-items: center; box-shadow: var(--shadow-lg); transition: 0.25s;
}
.fab:hover { transform: translateY(-3px) scale(1.05); }
.fab-wrap.open .fab { transform: rotate(90deg); }

/* Contact form */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; align-items: start; }
.contact-card { padding: 30px; border-radius: var(--radius); }
.contact-card h3 { margin-top: 0; }
.field { margin-bottom: 16px; }
.field label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; color: var(--text-soft); }
.field input, .field textarea {
  width: 100%; padding: 12px 14px; border-radius: 12px; border: 1px solid var(--border-strong);
  background: var(--surface-solid); color: var(--text); font-family: inherit; font-size: 14px; transition: 0.2s;
}
.field input:focus, .field textarea:focus { outline: none; border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(0,120,212,0.15); }
.form-note { font-size: 13px; color: var(--text-faint); margin-top: 10px; }
.direct-links { display: flex; flex-direction: column; gap: 12px; margin-top: 6px; }

/* ---------- How I work ---------- */
.process-grid {
  list-style: none; margin: 0; padding: 0;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px;
}
.process { padding: 22px; border-radius: var(--radius); }
.process-step {
  display: inline-block; font-size: 12px; font-weight: 800; letter-spacing: 0.08em;
  color: var(--brand); margin-bottom: 10px;
}
.process h3 { margin: 0 0 8px; font-size: 18px; }
.process p { margin: 0; color: var(--text-soft); font-size: 14px; }

/* ---------- FAQ ---------- */
.faq-list { display: flex; flex-direction: column; gap: 12px; }
.faq-item { border-radius: var(--radius); padding: 4px 20px 4px; }
.faq-item summary {
  cursor: pointer; font-weight: 650; padding: 16px 0; list-style: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+"; float: right; color: var(--brand); font-weight: 700;
}
.faq-item[open] summary::after { content: "–"; }
.faq-item p { margin: 0 0 16px; color: var(--text-soft); font-size: 15px; }

/* Reveal on scroll (only hide when JS is available; visible by default otherwise) */
.js .reveal { opacity: 0; transform: translateY(24px); transition: 0.7s cubic-bezier(.16,.84,.44,1); }
.js .reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .js .reveal { opacity: 1; transform: none; transition: none; }
  .bg-orbs span { animation: none; }
}

/* Responsive */
@media (max-width: 1024px) {
  .cert-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 960px) {
  .hero-grid, .two-col, .contact-grid { grid-template-columns: 1fr; }
  .skill-groups, .projects-grid, .pricing, .gh-stats, .cert-grid, .process-grid { grid-template-columns: 1fr; }
  .nav-links { display: none; }
  .edu-banner { flex-direction: column; text-align: center; }
}
@media (max-width: 520px) {
  .hero-stats { grid-template-columns: 1fr 1fr; }
}
img[data-invert] { }
html[data-theme="dark"] img[data-invert="true"] { filter: invert(1) brightness(1.6); }
/* Cert badges stay white, so keep official marks in their original colors. */
html[data-theme="dark"] .cert-badge img[data-invert="true"] { filter: none; }