/* ═══════════════════════════════════════════════
   ReproStats — Design System
   reprostats.org
   ═══════════════════════════════════════════════ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

/* ─── THEME TOKENS ─── */
:root {
  /* Light (default) */
  --ink:        #0c1119;
  --ink-mid:    #37404f;
  --ink-soft:   #68717f;
  --ink-faint:  #9aa2ae;
  --rule:       #d8dce8;
  --rule-soft:  #eceef5;
  --bg:         #f5f7fc;
  --bg-card:    #ffffff;
  --bg-alt:     #eef1f9;
  --accent:     #1a56db;
  --accent-lt:  #e5ecfb;
  --accent-dim: rgba(26,86,219,0.07);
  --green:      #0a7a4a;
  --green-lt:   #e5f5ed;
  --orange:     #c45a00;
  --orange-lt:  #fef0e5;
  --purple-lt:  #f0e8ff;
  --purple:     #6b21a8;
  --nav-bg:     rgba(245,247,252,0.92);
  --shadow:     rgba(12,17,25,0.08);
}

:root[data-theme="dark"] {
  --ink:        #d8e6f5;
  --ink-mid:    #8aa4c0;
  --ink-soft:   #4a6480;
  --ink-faint:  #2d4560;
  --rule:       rgba(255,255,255,0.09);
  --rule-soft:  rgba(255,255,255,0.05);
  --bg:         #0f1520;
  --bg-card:    #161f2e;
  --bg-alt:     #131b28;
  --accent:     #5a90f5;
  --accent-lt:  rgba(90,144,245,0.12);
  --accent-dim: rgba(90,144,245,0.08);
  --green:      #34d399;
  --green-lt:   rgba(52,211,153,0.1);
  --orange:     #fb923c;
  --orange-lt:  rgba(251,146,60,0.1);
  --purple-lt:  rgba(167,139,250,0.12);
  --purple:     #a78bfa;
  --nav-bg:     rgba(15,21,32,0.90);
  --shadow:     rgba(0,0,0,0.3);
}

/* Smooth theme transitions */
body, body * {
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}
.reveal, canvas, .terminal { transition: none !important; }

/* ─── BASE ─── */
html { scroll-behavior: smooth; font-size: 16px; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: 'IBM Plex Sans', sans-serif;
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

/* ─── TYPOGRAPHY ─── */
.display {
  font-family: 'IBM Plex Serif', serif;
  font-weight: 300;
  line-height: 1.12;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.display em { font-style: italic; color: var(--accent); }
.display-xl { font-size: clamp(2.5rem, 4vw, 3.75rem); }
.display-lg { font-size: clamp(2rem, 3vw, 3rem); }
.display-md { font-size: clamp(1.625rem, 2.5vw, 2.25rem); }
.display-sm { font-size: clamp(1.25rem, 2vw, 1.625rem); }

.eyebrow {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.68rem;
  color: var(--accent);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.625rem;
}
.eyebrow::before {
  content: '';
  display: block;
  width: 1.5rem; height: 1px;
  background: var(--accent);
  flex-shrink: 0;
}

/* ─── LAYOUT ─── */
.container { max-width: 1120px; margin: 0 auto; }
.section     { padding: 6rem 2.5rem; }
.section-sm  { padding: 4rem 2.5rem; }
.section-alt { background: var(--bg-alt); }

/* ─── BUTTONS ─── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.8125rem 1.75rem;
  border-radius: 4px;
  font-size: 0.9375rem;
  font-weight: 500;
  cursor: pointer;
  border: none;
  transition: background 0.2s, color 0.2s, border-color 0.2s, transform 0.2s, box-shadow 0.2s !important;
  text-decoration: none;
  line-height: 1;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: #1648c0; box-shadow: 0 6px 20px rgba(26,86,219,0.25); }
[data-theme="dark"] .btn-primary:hover { background: #4a80e0; }
.btn-outline { border: 1px solid var(--rule); color: var(--ink-mid); background: transparent; }
.btn-outline:hover { border-color: var(--ink-mid); color: var(--ink); }
.btn-sm { padding: 0.5rem 1.125rem; font-size: 0.8125rem; }
.btn-group { display: flex; gap: 0.875rem; flex-wrap: wrap; }

/* ─── BADGES ─── */
.badge {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.62rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  padding: 0.2rem 0.55rem;
  border-radius: 3px;
  flex-shrink: 0;
}
.badge-cran   { background: var(--green-lt);  color: var(--green);  border: 1px solid rgba(10,122,74,0.2); }
.badge-dev    { background: var(--orange-lt); color: var(--orange); border: 1px solid rgba(196,90,0,0.18); }
.badge-shiny  { background: var(--purple-lt); color: var(--purple); border: 1px solid rgba(107,33,168,0.2); }

[data-theme="dark"] .badge-cran  { border-color: rgba(52,211,153,0.25); }
[data-theme="dark"] .badge-dev   { border-color: rgba(251,146,60,0.25); }
[data-theme="dark"] .badge-shiny { border-color: rgba(167,139,250,0.25); }

/* ─── TAG ─── */
.tag {
  display: inline-block;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.64rem;
  color: var(--accent);
  border: 1px solid var(--accent-lt);
  padding: 0.2rem 0.625rem;
  border-radius: 3px;
  letter-spacing: 0.06em;
}

/* ─── NAV ─── */
.nav {
  position: sticky;
  top: 0;
  z-index: 200;
  background: var(--nav-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--rule);
  padding: 0 2.5rem;
  height: 62px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.nav-logo {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 1rem;
  font-weight: 500;
  color: var(--ink);
  letter-spacing: -0.01em;
  flex-shrink: 0;
}
.nav-logo span { color: var(--accent); }

.nav-links {
  display: flex;
  gap: 1.75rem;
  list-style: none;
  align-items: center;
  flex: 1;
  justify-content: center;
}
.nav-links a {
  color: var(--ink-soft);
  font-size: 0.875rem;
  transition: color 0.2s;
  position: relative;
  padding-bottom: 2px;
}
.nav-links a:hover { color: var(--ink); }
.nav-links a.active { color: var(--ink); }
.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0; right: 0;
  height: 1px;
  background: var(--accent);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

/* Theme toggle */
.theme-toggle {
  background: none;
  border: 1px solid var(--rule);
  border-radius: 4px;
  width: 34px; height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--ink-soft);
  transition: border-color 0.2s, color 0.2s, transform 0.3s !important;
}
.theme-toggle:hover { border-color: var(--accent); color: var(--accent); transform: rotate(20deg); }
.theme-toggle svg { width: 14px; height: 14px; stroke: currentColor; fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.icon-sun  { display: none; }
.icon-moon { display: block; }
[data-theme="dark"] .icon-sun  { display: block; }
[data-theme="dark"] .icon-moon { display: none; }

/* Mobile burger */
.nav-burger {
  display: none;
  background: none;
  border: 1px solid var(--rule);
  border-radius: 4px;
  width: 34px; height: 34px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 4px;
  padding: 8px;
  cursor: pointer;
  color: var(--ink-soft);
}
.nav-burger span {
  display: block;
  height: 1.5px;
  background: currentColor;
  border-radius: 1px;
  transition: transform 0.25s, opacity 0.25s !important;
  width: 100%;
}
.nav-burger.open span:nth-child(1) { transform: translateY(5.5px) rotate(45deg); }
.nav-burger.open span:nth-child(2) { opacity: 0; }
.nav-burger.open span:nth-child(3) { transform: translateY(-5.5px) rotate(-45deg); }

.nav-drawer {
  display: none;
  position: fixed;
  top: 62px; left: 0; right: 0;
  background: var(--bg-card);
  border-bottom: 1px solid var(--rule);
  padding: 1.25rem 1.75rem 1.75rem;
  z-index: 199;
  flex-direction: column;
  gap: 1.125rem;
}
.nav-drawer.open { display: flex; }
.nav-drawer a { color: var(--ink-mid); font-size: 1rem; transition: color 0.2s; }
.nav-drawer a:hover, .nav-drawer a.active { color: var(--ink); }

/* ─── PAGE HERO ─── */
.page-hero {
  padding: 5.5rem 2.5rem 4.5rem;
  border-bottom: 1px solid var(--rule);
}
.page-hero-inner { max-width: 1120px; margin: 0 auto; }
.page-hero .lead {
  font-size: 1.0625rem;
  color: var(--ink-mid);
  max-width: 520px;
  line-height: 1.75;
  font-weight: 300;
  margin: 1rem 0 2rem;
}

/* ─── PACKAGE CARDS ─── */
.pkg-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.pkg-card {
  background: var(--bg-card);
  border: 1px solid var(--rule);
  border-radius: 8px;
  padding: 2rem;
  transition: border-color 0.25s, box-shadow 0.25s, transform 0.25s !important;
}
.pkg-card:hover {
  border-color: var(--accent-lt);
  box-shadow: 0 8px 32px var(--shadow);
  transform: translateY(-3px);
}

.pkg-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.75rem;
}

.pkg-name {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 1.0625rem;
  font-weight: 500;
  color: var(--ink);
}

.pkg-badges { display: flex; gap: 0.375rem; flex-wrap: wrap; }

.pkg-desc {
  font-size: 0.9rem;
  color: var(--ink-mid);
  line-height: 1.7;
  margin-bottom: 1.25rem;
}

.pkg-feats { list-style: none; margin-bottom: 1.5rem; }
.pkg-feats li {
  font-size: 0.8125rem;
  color: var(--ink-soft);
  padding: 0.2rem 0 0.2rem 1rem;
  position: relative;
}
.pkg-feats li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.68rem;
}

.pkg-install {
  background: #0f1520;
  color: #00c8a8;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.73rem;
  padding: 0.625rem 0.875rem;
  border-radius: 4px;
  margin-bottom: 0.875rem;
  user-select: all;
}
[data-theme="dark"] .pkg-install { background: #060d18; }
.pkg-install .prompt { color: rgba(255,255,255,0.3); }

.pkg-link {
  font-size: 0.8125rem;
  color: var(--accent);
  font-weight: 500;
  display: inline-block;
  transition: text-decoration 0.2s;
}
.pkg-link:hover { text-decoration: underline; }

/* ─── BLOG CARDS ─── */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.blog-card {
  background: var(--bg-card);
  border: 1px solid var(--rule);
  border-radius: 8px;
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  transition: border-color 0.25s, transform 0.25s, box-shadow 0.25s !important;
  text-decoration: none;
  color: inherit;
}
.blog-card:hover {
  border-color: var(--accent-lt);
  transform: translateY(-3px);
  box-shadow: 0 8px 32px var(--shadow);
}

.blog-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.blog-date {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.68rem;
  color: var(--ink-faint);
  letter-spacing: 0.06em;
}

.blog-read {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.68rem;
  color: var(--ink-faint);
}

.blog-card h3 {
  font-family: 'IBM Plex Serif', serif;
  font-size: 1.1875rem;
  font-weight: 400;
  color: var(--ink);
  margin-bottom: 0.75rem;
  line-height: 1.3;
  flex: 1;
}

.blog-card p {
  font-size: 0.875rem;
  color: var(--ink-mid);
  line-height: 1.7;
  margin-bottom: 1.25rem;
  flex: 1;
}

.blog-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid var(--rule-soft);
}

.blog-tags { display: flex; gap: 0.375rem; flex-wrap: wrap; }

.blog-arrow {
  font-size: 0.875rem;
  color: var(--accent);
  flex-shrink: 0;
}

/* ─── ABOUT SECTION ─── */
.about-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.about-prose p {
  font-size: 0.9375rem;
  color: var(--ink-mid);
  line-height: 1.8;
  margin-bottom: 1.25rem;
  font-weight: 300;
}
.about-prose p:last-child { margin-bottom: 0; }
.about-prose strong { color: var(--ink); font-weight: 500; }
.about-prose a { color: var(--accent); }

.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.125rem;
}

.astat {
  background: var(--bg-card);
  border: 1px solid var(--rule);
  border-radius: 8px;
  padding: 1.5rem;
}
.astat-num {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 1.75rem;
  font-weight: 500;
  color: var(--accent);
  margin-bottom: 0.375rem;
}
.astat-label { font-size: 0.8125rem; color: var(--ink-soft); line-height: 1.45; }

/* ─── REPROSIA BRIDGE ─── */
.reprosia-bridge {
  background: #0f1520;
  padding: 5rem 2.5rem;
}
[data-theme="dark"] .reprosia-bridge { background: #060d18; }

.bridge-inner {
  max-width: 1120px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.bridge-eyebrow {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.7rem;
  color: rgba(0,200,168,0.7);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.625rem;
}
.bridge-eyebrow::before { content:''; display:block; width:1.5rem; height:1px; background:rgba(0,200,168,0.7); }

.bridge-h {
  font-family: 'IBM Plex Serif', serif;
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 300;
  color: #dce9f8;
  line-height: 1.2;
  margin-bottom: 1rem;
}
.bridge-h em { font-style: italic; color: #00c8a8; }

.bridge-p {
  font-size: 0.9375rem;
  color: rgba(220,233,248,0.6);
  line-height: 1.8;
  font-weight: 300;
  margin-bottom: 2rem;
}

.btn-teal {
  background: #00c8a8;
  color: #0f1520;
  padding: 0.875rem 2rem;
  border-radius: 4px;
  font-size: 0.9375rem;
  font-weight: 600;
  display: inline-block;
  transition: transform 0.2s, box-shadow 0.25s !important;
}
.btn-teal:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,200,168,0.3);
}

.bridge-features { list-style: none; display: flex; flex-direction: column; gap: 1.125rem; }
.bridge-features li {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  font-size: 0.9rem;
  color: rgba(220,233,248,0.6);
  line-height: 1.6;
}
.bridge-features li::before {
  content: '→';
  color: #00c8a8;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.75rem;
  flex-shrink: 0;
  margin-top: 0.1rem;
}
.bridge-features strong { color: #dce9f8; font-weight: 500; }

/* ─── CTA STRIP ─── */
.cta-strip {
  background: var(--accent-dim);
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  padding: 3.5rem 2.5rem;
}
.cta-strip-inner {
  max-width: 1120px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}
.cta-strip h2 {
  font-family: 'IBM Plex Serif', serif;
  font-size: clamp(1.5rem, 2.5vw, 1.875rem);
  font-weight: 300;
  color: var(--ink);
}
.cta-strip h2 em { font-style: italic; color: var(--accent); }
.cta-right { display: flex; flex-direction: column; align-items: flex-end; gap: 0.5rem; }
.cta-email { font-family: 'IBM Plex Mono', monospace; font-size: 0.8rem; color: var(--ink-soft); }
.cta-email a { color: var(--accent); }

/* ─── FOOTER ─── */
footer {
  border-top: 1px solid var(--rule);
  padding: 2rem 2.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  background: var(--bg);
}
.footer-logo { font-family: 'IBM Plex Mono', monospace; font-size: 0.9375rem; font-weight: 500; color: var(--ink-mid); }
.footer-logo span { color: var(--accent); }
.footer-links { display: flex; gap: 1.75rem; list-style: none; }
.footer-links a { font-size: 0.8125rem; color: var(--ink-faint); transition: color 0.2s; }
.footer-links a:hover { color: var(--ink-mid); }
.footer-copy { font-family: 'IBM Plex Mono', monospace; font-size: 0.7rem; color: var(--ink-faint); }

/* ─── TERMINAL ─── */
.terminal {
  background: #0f1520;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 24px 64px rgba(12,17,25,0.16), 0 2px 8px rgba(12,17,25,0.08);
  font-family: 'IBM Plex Mono', monospace;
}
.terminal-bar {
  background: #1e2530;
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.t-dot { width: 12px; height: 12px; border-radius: 50%; }
.t-dot-r { background: #ff5f57; }
.t-dot-y { background: #febc2e; }
.t-dot-g { background: #28c840; }
.t-bar-label { font-size: 0.68rem; color: rgba(255,255,255,0.28); letter-spacing: 0.08em; margin-left: auto; }
.terminal-body { padding: 1.5rem; font-size: 0.8rem; line-height: 1.85; min-height: 260px; }
.t-line { display: flex; gap: 0.625rem; min-height: 1.5em; }
.t-prompt { color: #00c8a8; flex-shrink: 0; }
.t-cmd { color: #e0e8f0; }
.t-fn  { color: #79b8ff; }
.t-str { color: #9ecbff; }
.t-out { color: #64a87e; padding-left: 1.125rem; }
.t-ok  { color: #28c840; }
.cursor { display: inline-block; width: 8px; height: 1em; background: #00c8a8; vertical-align: middle; animation: blink 1s step-end infinite; }
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0} }

/* ─── BLOG POST ─── */
.post-hero {
  padding: 5rem 2.5rem 4rem;
  border-bottom: 1px solid var(--rule);
}
.post-hero-inner { max-width: 760px; margin: 0 auto; }
.post-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}
.post-meta-item {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.68rem;
  color: var(--ink-faint);
  letter-spacing: 0.06em;
}
.post-body {
  max-width: 760px;
  margin: 0 auto;
  padding: 4rem 2.5rem;
}
.post-body h2 {
  font-family: 'IBM Plex Serif', serif;
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--ink);
  margin: 2.5rem 0 1rem;
  line-height: 1.3;
}
.post-body h3 {
  font-family: 'IBM Plex Serif', serif;
  font-size: 1.1875rem;
  font-weight: 400;
  color: var(--ink);
  margin: 2rem 0 0.75rem;
}
.post-body p {
  font-size: 1rem;
  color: var(--ink-mid);
  line-height: 1.85;
  margin-bottom: 1.375rem;
  font-weight: 300;
}
.post-body strong { color: var(--ink); font-weight: 500; }
.post-body a { color: var(--accent); }
.post-body a:hover { text-decoration: underline; }
.post-body ul, .post-body ol {
  margin: 0 0 1.375rem 1.5rem;
  color: var(--ink-mid);
  font-size: 1rem;
  line-height: 1.85;
  font-weight: 300;
}
.post-body li { margin-bottom: 0.375rem; }
.post-body pre {
  background: #0f1520;
  border-radius: 6px;
  padding: 1.25rem 1.5rem;
  margin: 1.5rem 0;
  overflow-x: auto;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.8rem;
  line-height: 1.75;
  color: #e0e8f0;
}
[data-theme="dark"] .post-body pre { background: #060d18; }
.post-body code {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.875em;
  background: var(--accent-dim);
  color: var(--accent);
  padding: 0.125rem 0.375rem;
  border-radius: 3px;
}
.post-body pre code { background: none; color: inherit; padding: 0; font-size: inherit; }
.post-body blockquote {
  border-left: 3px solid var(--accent);
  padding-left: 1.5rem;
  margin: 1.5rem 0;
  font-style: italic;
  color: var(--ink-mid);
}
.post-divider { border: none; border-top: 1px solid var(--rule); margin: 2.5rem 0; }
.post-back {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.8rem;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 2rem;
  transition: gap 0.2s;
}
.post-back:hover { gap: 0.75rem; }

/* ─── REVEAL ─── */
.reveal { opacity: 0; transform: translateY(20px); transition: opacity 0.65s ease, transform 0.65s ease !important; }
.reveal.in { opacity: 1; transform: translateY(0); }
.reveal-d1 { transition-delay: 0.08s !important; }
.reveal-d2 { transition-delay: 0.16s !important; }
.reveal-d3 { transition-delay: 0.24s !important; }
.reveal-d4 { transition-delay: 0.32s !important; }
.reveal-d5 { transition-delay: 0.40s !important; }

/* ─── RESPONSIVE ─── */
@media (max-width: 960px) {
  .blog-grid { grid-template-columns: repeat(2, 1fr); }
  .nav-links { display: none; }
  .nav-burger { display: flex; }
}
@media (max-width: 768px) {
  .about-layout { grid-template-columns: 1fr; gap: 2rem; }
  .bridge-inner { grid-template-columns: 1fr; gap: 2.5rem; }
  .pkg-grid { grid-template-columns: 1fr; }
  .cta-strip-inner { flex-direction: column; align-items: flex-start; }
  .cta-right { align-items: flex-start; }
  .about-stats { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .section, .cta-strip { padding: 4rem 1.25rem; }
  .section-sm { padding: 3rem 1.25rem; }
  .page-hero { padding: 4rem 1.25rem 3rem; }
  .reprosia-bridge { padding: 3.5rem 1.25rem; }
  .blog-grid { grid-template-columns: 1fr; }
  .nav { padding: 0 1.25rem; }
  .nav-drawer { top: 62px; }
  footer { padding: 1.5rem 1.25rem; flex-direction: column; align-items: flex-start; }
  .about-stats { grid-template-columns: 1fr; }
  .post-body { padding: 3rem 1.25rem; }
  .post-hero { padding: 4rem 1.25rem 3rem; }
}