/* =========================================================
   MAK Engineering — Premium Industrial Theme
   Designed by Brand Butter
   ========================================================= */

/* =========================================================
   LIGHT MODE (default)
   ========================================================= */
:root {
  --bg-0: #f3f5f8;
  --bg-1: #ffffff;
  --bg-2: #edf0f5;
  --bg-3: #e3e8f2;
  --border: #cdd5e1;
  --border-light: #b8c4d5;
  --text: #0b1929;
  --text-dim: #3a4f68;
  --text-mute: #6e8099;
  --accent: #1577d3;
  --accent-bright: #0a5fa5;
  --accent-deep: #083a75;
  --metal-hi: #1a2d42;
  --metal-mid: #4a5f76;
  --metal-low: #b0beca;
  --danger: #d42030;
  --accent-rgb: 21, 119, 211;
  --footer-bg: #e6ecf5;
  --radius: 14px;
  --radius-sm: 8px;
  --radius-lg: 22px;
  --shadow-md: 0 10px 40px rgba(0,0,0,.10);
  --shadow-glow: 0 0 0 1px rgba(var(--accent-rgb),.22), 0 0 30px rgba(var(--accent-rgb),.10);
  --max: 1240px;
  --nav-h: 72px;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-display: "Space Grotesk", "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

/* =========================================================
   DARK MODE
   ========================================================= */
[data-theme="dark"] {
  --bg-0: #07090d;
  --bg-1: #0d121a;
  --bg-2: #141b26;
  --bg-3: #1b2433;
  --border: #233044;
  --border-light: #2e3d55;
  --text: #e8ecf2;
  --text-dim: #9ba8bc;
  --text-mute: #6d7a8c;
  --accent: #2bb8ff;
  --accent-bright: #5ad7ff;
  --accent-deep: #1a7fbf;
  --metal-hi: #dee6f0;
  --metal-mid: #9ba7b7;
  --metal-low: #434b57;
  --danger: #ff5e6c;
  --accent-rgb: 43, 184, 255;
  --footer-bg: #05080c;
  --shadow-md: 0 10px 40px rgba(0,0,0,.45);
  --shadow-glow: 0 0 0 1px rgba(var(--accent-rgb),.25), 0 0 40px rgba(var(--accent-rgb),.15);
}

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

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg-0);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
}
body { overflow-x: hidden; }

img { max-width: 100%; display: block; }
a { color: var(--accent-bright); text-decoration: none; transition: color .2s ease; }
a:hover { color: var(--accent); }

h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--text);
  margin: 0 0 .75em;
}
h1 { font-size: clamp(2.25rem, 5vw + 1rem, 4.25rem); font-weight: 700; letter-spacing: -0.03em; }
h2 { font-size: clamp(1.75rem, 3vw + .5rem, 2.75rem); letter-spacing: -0.02em; }
h3 { font-size: clamp(1.25rem, 1.5vw + .4rem, 1.6rem); }
h4 { font-size: 1.15rem; }
p { margin: 0 0 1em; color: var(--text-dim); }
p.lead { font-size: 1.2rem; color: var(--text); line-height: 1.6; }

ul, ol { color: var(--text-dim); padding-left: 1.25em; }
li { margin: .35em 0; }
hr { border: none; border-top: 1px solid var(--border); margin: 3rem 0; }
blockquote {
  border-left: 3px solid var(--accent);
  margin: 1.5rem 0;
  padding: .5rem 1.25rem;
  color: var(--text);
  background: rgba(var(--accent-rgb),.06);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.container {
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 28px;
}

/* =========================================================
   NAV
   ========================================================= */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background .35s ease, border-color .35s ease, backdrop-filter .35s ease;
}
.site-nav.scrolled {
  background: rgba(243,245,248,.92);
  backdrop-filter: saturate(140%) blur(14px);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
  border-bottom: 1px solid rgba(0,0,0,.07);
}
[data-theme="dark"] .site-nav.scrolled {
  background: rgba(0,0,0,.5);
  border-bottom-color: rgba(255,255,255,.05);
}
.nav-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 28px;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.nav-logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.01em;
}
.nav-logo img {
  height: 38px;
  width: auto;
  display: block;
  position: relative;
  z-index: 1;
  transition: filter .3s ease, transform .3s ease;
}
.nav-logo-wrap {
  position: relative;
  display: inline-block;
  line-height: 0;
  border-radius: 12px;
}
.nav-logo-wrap::before {
  content: "";
  position: absolute;
  inset: -10px;
  border-radius: 50%;
  background: radial-gradient(ellipse at center, rgba(var(--accent-rgb),.45), transparent 70%);
  opacity: 0;
  pointer-events: none;
  transition: opacity .3s ease;
}
.nav-logo-wrap:hover::before {
  opacity: 1;
  animation: logoPulse 2s ease-in-out infinite;
}
@keyframes logoPulse {
  0%, 100% { opacity: .45; transform: scale(1); }
  50%       { opacity: .85; transform: scale(1.12); }
}
.nav-logo-wrap:hover img {
  filter: drop-shadow(0 0 6px rgba(var(--accent-rgb),.5));
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-links a, .nav-links .nav-dd-trigger {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  color: var(--text-dim);
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 500;
  transition: color .2s ease, background .2s ease;
  cursor: pointer;
  background: transparent;
  border: 0;
  font-family: inherit;
}
.nav-links a:hover,
.nav-links a.active,
.nav-links .nav-dd-trigger:hover,
.nav-links .nav-dd-trigger.open {
  color: var(--text);
  background: rgba(0,0,0,.05);
}
[data-theme="dark"] .nav-links a:hover,
[data-theme="dark"] .nav-links a.active,
[data-theme="dark"] .nav-links .nav-dd-trigger:hover,
[data-theme="dark"] .nav-links .nav-dd-trigger.open {
  background: rgba(255,255,255,.04);
}
.nav-dd { position: relative; }
.nav-dd-trigger svg { width: 12px; height: 12px; }
.nav-dd-menu {
  position: absolute;
  top: calc(100% + 10px);
  left: 50%;
  transform: translateX(-50%) translateY(-6px);
  min-width: 240px;
  background: linear-gradient(180deg, var(--bg-2), var(--bg-1));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 8px;
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transition: opacity .2s ease, transform .2s ease, visibility .2s;
}
.nav-dd.open .nav-dd-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}
.nav-dd-menu a {
  display: block;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  color: var(--text-dim);
  font-size: 14.5px;
}
.nav-dd-menu a:hover { color: var(--text); background: rgba(var(--accent-rgb),.1); }
/* Light mode default: ghost pill — text matches nav links, blue on hover */
.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px !important;
  background: transparent;
  color: var(--text-dim) !important;
  border: 1px solid var(--border-light) !important;
  border-radius: 999px;
  font-weight: 600;
  white-space: nowrap;
  transition: background .2s ease, color .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.nav-cta:hover {
  background: linear-gradient(180deg, var(--accent), var(--accent-deep)) !important;
  color: #fff !important;
  border-color: transparent !important;
  box-shadow: 0 6px 24px rgba(var(--accent-rgb),.30);
}
/* Dark mode: keep the full blue pill with pulse animation */
[data-theme="dark"] .nav-cta {
  background: linear-gradient(180deg, var(--accent), var(--accent-deep));
  color: #fff !important;
  border-color: transparent !important;
  animation: ctaPulse 2.5s ease-in-out infinite;
}
[data-theme="dark"] .nav-cta:hover {
  filter: brightness(1.1);
  box-shadow: 0 6px 32px rgba(var(--accent-rgb),.55);
}
@keyframes ctaPulse {
  0%, 100% { box-shadow: 0 6px 24px rgba(var(--accent-rgb),.35), 0 0 0 0 rgba(var(--accent-rgb),.4); }
  50%       { box-shadow: 0 6px 32px rgba(var(--accent-rgb),.55), 0 0 0 7px rgba(var(--accent-rgb),0); }
}

/* =========================================================
   THEME TOGGLE
   ========================================================= */
.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  height: 34px;
  padding: 0 12px 0 9px;
  border-radius: var(--radius-sm);
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-dim);
  cursor: pointer;
  transition: border-color .2s ease, color .2s ease, background .2s ease;
  flex-shrink: 0;
  margin-left: 4px;
  font-size: 13px;
  font-weight: 500;
  font-family: inherit;
  white-space: nowrap;
  letter-spacing: 0;
}
.theme-toggle:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(var(--accent-rgb),.06);
}
.theme-toggle svg { width: 15px; height: 15px; pointer-events: none; flex-shrink: 0; }
/* Light mode default: show moon icon + "Dark" label */
.theme-toggle .icon-sun  { display: none; }
.theme-toggle .icon-moon { display: block; }
/* Dark mode: show sun icon + "Light" label */
[data-theme="dark"] .theme-toggle .icon-sun  { display: block; }
[data-theme="dark"] .theme-toggle .icon-moon { display: none; }
/* Label text */
.theme-label-dark  { display: inline; }
.theme-label-light { display: none; }
[data-theme="dark"] .theme-label-dark  { display: none; }
[data-theme="dark"] .theme-label-light { display: inline; }

.nav-burger { display: none; }

@media (max-width: 960px) {
  .nav-links { display: none; }
  .nav-burger {
    display: inline-flex;
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text);
    padding: 8px 10px;
    border-radius: var(--radius-sm);
    cursor: pointer;
  }
  .nav-burger svg { width: 22px; height: 22px; }
  .mobile-nav-open .nav-links {
    display: flex;
    position: absolute;
    top: var(--nav-h);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    background: var(--bg-1);
    border-bottom: 1px solid var(--border);
    padding: 12px;
    gap: 2px;
  }
  .mobile-nav-open .nav-dd { width: 100%; }
  .mobile-nav-open .nav-dd-menu {
    position: static;
    transform: none;
    opacity: 1;
    visibility: visible;
    min-width: 100%;
    margin-top: 4px;
    box-shadow: none;
  }
}

/* =========================================================
   HERO
   ========================================================= */
.hero {
  position: relative;
  min-height: 86vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background:
    radial-gradient(ellipse at 20% 30%, rgba(var(--accent-rgb),.10), transparent 55%),
    radial-gradient(ellipse at 80% 70%, rgba(var(--accent-rgb),.07), transparent 50%),
    linear-gradient(180deg, var(--bg-0) 0%, var(--bg-1) 100%);
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(var(--accent-rgb),.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(var(--accent-rgb),.05) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 20%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 20%, transparent 70%);
  animation: gridShift 60s linear infinite;
  pointer-events: none;
}
@keyframes gridShift {
  from { background-position: 0 0, 0 0; }
  to { background-position: 600px 0, 0 600px; }
}
.hero-inner {
  position: relative;
  padding: 140px 0 100px;
  max-width: 900px;
}
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 7px 14px;
  background: rgba(var(--accent-rgb),.08);
  border: 1px solid rgba(var(--accent-rgb),.25);
  color: var(--accent-bright);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 24px;
  white-space: nowrap;
}
.hero-eyebrow .bolt { width: 14px; height: 14px; fill: currentColor; }
.hero h1 {
  background: linear-gradient(180deg, var(--metal-hi) 0%, #8a97aa 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
[data-theme="dark"] .hero h1 {
  background: linear-gradient(180deg, var(--metal-hi) 0%, #8a97aa 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero h1 .accent {
  background: linear-gradient(180deg, var(--accent-bright), var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
[data-theme="dark"] .hero h1 .accent {
  background: linear-gradient(180deg, var(--accent-bright), var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero p.lead { max-width: 640px; margin-top: 1.25rem; }
.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}
.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
  margin-top: 72px;
  padding-top: 32px;
  border-top: 1px solid var(--border);
}
.hero-stat .n {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
}
.hero-stat .l { color: var(--text-dim); font-size: 14px; }

/* =========================================================
   WHY MAK — two-column layout with responsive collapse
   ========================================================= */
.why-mak-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.why-mak-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
@media (max-width: 900px) {
  .why-mak-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

/* =========================================================
   LOGO STRIP
   ========================================================= */
.logo-strip {
  background: var(--bg-1);
  padding: 36px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.logo-strip-label {
  text-align: center;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--text-mute);
  margin: 0 0 24px;
}
.logo-strip-row {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 28px 32px;
  align-items: center;
  justify-items: center;
}
.logo-strip-row img {
  height: 44px;
  width: auto;
  max-width: 100%;
  object-fit: contain;
  /* multiply blends white PNG backgrounds away on light surfaces */
  mix-blend-mode: multiply;
  opacity: 0.65;
  transition: opacity .25s ease;
}
.logo-strip-row img:hover { opacity: 1; }
/* Dark mode: invert so dark logos become light, screen out the black background */
[data-theme="dark"] .logo-strip-row img {
  filter: invert(1);
  mix-blend-mode: screen;
  opacity: 0.6;
}
[data-theme="dark"] .logo-strip-row img:hover { opacity: 0.9; }
@media (max-width: 640px) {
  .logo-strip-row { grid-template-columns: repeat(2, 1fr); gap: 28px 20px; }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 24px;
  border-radius: 999px;
  font-weight: 600;
  font-family: inherit;
  font-size: 15.5px;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease, color .2s ease, border-color .2s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary {
  background: linear-gradient(180deg, var(--accent), var(--accent-deep));
  color: #fff;
  box-shadow: 0 10px 30px rgba(var(--accent-rgb),.30);
}
.btn-primary:hover { color: #fff; box-shadow: 0 14px 40px rgba(var(--accent-rgb),.45); }
.btn-ghost {
  background: rgba(0,0,0,.03);
  color: var(--text);
  border-color: var(--border-light);
}
.btn-ghost:hover { background: rgba(var(--accent-rgb),.08); border-color: var(--accent); color: var(--text); }
[data-theme="dark"] .btn-ghost {
  background: rgba(255,255,255,.03);
}
.btn svg { width: 16px; height: 16px; }

/* =========================================================
   SECTIONS
   ========================================================= */
.section {
  position: relative;
  padding: 110px 0;
}
.section-dark { background: var(--bg-1); }
.section-darker { background: var(--bg-0); }
.section-surface {
  background:
    radial-gradient(ellipse at 85% 0%, rgba(var(--accent-rgb),.06), transparent 50%),
    linear-gradient(180deg, var(--bg-1), var(--bg-0));
}
.section-heading {
  max-width: 760px;
  margin: 0 auto 64px;
  text-align: center;
}
.section-heading.left { text-align: left; margin-left: 0; }
.eyebrow {
  display: inline-block;
  color: var(--accent-bright);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.section p.lead { color: var(--text-dim); }

/* =========================================================
   GRID / CARD PATTERNS
   ========================================================= */
.grid { display: grid; gap: 24px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
@media (max-width: 900px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}
@media (max-width: 1100px) and (min-width: 701px) {
  .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

.card {
  position: relative;
  padding: 28px;
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
  overflow: hidden;
}
[data-theme="dark"] .card {
  background:
    linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,0)),
    var(--bg-2);
}
.card::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  border-radius: inherit;
  background: linear-gradient(120deg, transparent 40%, rgba(var(--accent-rgb),.07) 60%, transparent 80%);
  opacity: 0;
  transition: opacity .3s ease;
}
.card:hover {
  transform: translateY(-3px);
  border-color: rgba(var(--accent-rgb),.45);
  box-shadow: var(--shadow-glow);
}
.card:hover::before { opacity: 1; }
.card .icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(var(--accent-rgb),.1);
  color: var(--accent-bright);
  margin-bottom: 18px;
  border: 1px solid rgba(var(--accent-rgb),.2);
}
.card .icon svg { width: 24px; height: 24px; }
.card h3 { margin-bottom: .5em; }
.card p { font-size: 15px; margin-bottom: 0; }

.card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 18px;
  font-weight: 600;
  color: var(--accent-bright);
  font-size: 14.5px;
}
.card-link:hover { gap: 10px; }

/* Service list */
.service-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px 28px;
}
.service-list li {
  position: relative;
  padding: 12px 16px 12px 34px;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  font-size: 15.5px;
}
.service-list li::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 10px;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  background: var(--accent);
  clip-path: polygon(50% 0, 80% 0, 55% 45%, 100% 45%, 30% 100%, 45% 55%, 15% 55%);
}
@media (max-width: 700px) { .service-list { grid-template-columns: 1fr; } }

/* =========================================================
   PAGE HEADER (inner pages)
   ========================================================= */
.page-header {
  position: relative;
  padding: 140px 0 80px;
  background:
    radial-gradient(ellipse at 20% 30%, rgba(var(--accent-rgb),.10), transparent 55%),
    linear-gradient(180deg, var(--bg-0), var(--bg-1));
  overflow: hidden;
}
.page-header::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(var(--accent-rgb),.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(var(--accent-rgb),.05) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 10%, transparent 65%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 10%, transparent 65%);
  pointer-events: none;
}
.page-header .container { position: relative; }
.page-header h1 { max-width: 900px; }
.page-header .lead { max-width: 720px; margin-top: 18px; }
.crumb {
  color: var(--text-mute);
  font-size: 13px;
  letter-spacing: .1em;
  text-transform: uppercase;
  margin-bottom: 14px;
}

/* =========================================================
   FOOTER
   ========================================================= */
.site-footer {
  background: var(--footer-bg);
  border-top: 1px solid var(--border);
  padding: 72px 0 32px;
  color: var(--text-dim);
  font-size: 15px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 48px;
  border-bottom: 1px solid var(--border);
}
.footer-grid h5 {
  color: var(--text);
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: .14em;
  margin-bottom: 18px;
}
.footer-grid ul { list-style: none; padding: 0; margin: 0; }
.footer-grid li { margin-bottom: 10px; }
.footer-grid a { color: var(--text-dim); }
.footer-grid a:hover { color: var(--accent-bright); }
.footer-bio p { margin-bottom: 14px; }
.footer-social { display: flex; gap: 10px; }
.footer-social a {
  width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text-dim);
}
.footer-social a:hover { border-color: var(--accent); color: var(--accent-bright); }
.footer-social svg { width: 18px; height: 18px; }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  padding-top: 28px;
  color: var(--text-mute);
  font-size: 13.5px;
}
.footer-credit {
  color: var(--text-mute);
  font-size: 13.5px;
  text-align: center;
  margin-top: 4px;
  width: 100%;
}
@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { justify-content: center; text-align: center; }
}

/* =========================================================
   INSIGHTS
   ========================================================= */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin: 0 auto 48px;
}
.filter-chip {
  padding: 10px 18px;
  border-radius: 999px;
  background: var(--bg-1);
  border: 1px solid var(--border);
  color: var(--text-dim);
  font-size: 14.5px;
  font-weight: 500;
  cursor: pointer;
  font-family: inherit;
  transition: all .2s ease;
}
[data-theme="dark"] .filter-chip { background: var(--bg-2); }
.filter-chip:hover { border-color: var(--border-light); color: var(--text); }
.filter-chip.active {
  background: linear-gradient(180deg, var(--accent), var(--accent-deep));
  color: #fff;
  border-color: transparent;
  box-shadow: 0 8px 24px rgba(var(--accent-rgb),.28);
}
.filter-chip .count {
  opacity: .7;
  font-size: 12.5px;
  margin-left: 6px;
}

/* Waterfall / masonry */
.waterfall {
  column-count: 3;
  column-gap: 24px;
}
@media (max-width: 1000px) { .waterfall { column-count: 2; } }
@media (max-width: 640px) { .waterfall { column-count: 1; } }

.article-tile {
  display: block;
  break-inside: avoid;
  margin: 0 0 24px;
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
  transition: all .25s ease;
  position: relative;
  overflow: hidden;
}
[data-theme="dark"] .article-tile {
  background:
    linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,0)),
    var(--bg-2);
}
.article-tile:hover {
  border-color: rgba(var(--accent-rgb),.45);
  box-shadow: var(--shadow-glow);
  transform: translateY(-2px);
}
.article-tile .tag {
  display: inline-block;
  padding: 4px 10px;
  background: rgba(var(--accent-rgb),.1);
  border: 1px solid rgba(var(--accent-rgb),.2);
  color: var(--accent-bright);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .04em;
  margin-bottom: 16px;
}
.article-tile h3 {
  color: var(--text);
  font-size: 1.2rem;
  margin-bottom: 12px;
  line-height: 1.3;
}
.article-tile p {
  color: var(--text-dim);
  font-size: 14.5px;
  margin-bottom: 16px;
}
.article-tile .read {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--accent-bright);
  white-space: nowrap;
}
.article-tile:hover .read { gap: 10px; }
.article-tile.hidden { display: none; }

/* Different tile sizes for visual variety in waterfall */
.article-tile:nth-child(3n+1) { padding: 28px; }
.article-tile:nth-child(3n+2) { padding: 26px; }
.article-tile:nth-child(3n+3) { padding: 24px; }

/* =========================================================
   ARTICLE PAGE
   ========================================================= */
.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 260px;
  gap: 56px;
  max-width: var(--max);
  margin: 0 auto;
  padding: 64px 28px 96px;
}
@media (max-width: 1000px) {
  .article-layout { grid-template-columns: 1fr; gap: 32px; }
  /* TOC is moved inline by JS on mobile — remove sticky, reset sizing */
  .article-body .toc {
    position: static;
    max-height: none;
    overflow-y: visible;
    margin: 32px 0;
  }
}
.article-body { min-width: 0; }
.article-body h1 {
  font-size: clamp(2rem, 3.5vw, 3rem);
  margin-bottom: 24px;
}
.article-body h2 {
  font-size: 1.6rem;
  margin-top: 2.25em;
  margin-bottom: .65em;
  color: var(--text);
  padding-top: .5em;
  border-top: 1px solid var(--border);
}
.article-body h3 {
  font-size: 1.2rem;
  margin-top: 1.75em;
  color: var(--text);
}
.article-body p { color: var(--text-dim); font-size: 17px; line-height: 1.75; }
.article-body ul li { color: var(--text-dim); font-size: 17px; line-height: 1.7; }
.article-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  color: var(--text-mute);
  font-size: 14px;
  padding-bottom: 24px;
  margin-bottom: 32px;
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}
.article-meta .tag {
  padding: 4px 10px;
  background: rgba(var(--accent-rgb),.1);
  border: 1px solid rgba(var(--accent-rgb),.2);
  color: var(--accent-bright);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
}
.toc {
  position: sticky;
  top: calc(var(--nav-h) + 24px);
  align-self: start;
  max-height: calc(100vh - var(--nav-h) - 40px);
  overflow-y: auto;
  padding: 20px;
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.toc h4 {
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--text-mute);
  margin-bottom: 14px;
}
.toc ol { list-style: none; padding: 0; margin: 0; counter-reset: toc; }
.toc ol li {
  counter-increment: toc;
  font-size: 14px;
  line-height: 1.4;
  padding: 6px 0 6px 24px;
  position: relative;
  border-left: 2px solid transparent;
  padding-left: 14px;
  margin-left: 4px;
}
.toc ol li a {
  color: var(--text-dim);
  display: block;
}
.toc ol li a:hover { color: var(--text); }
.toc ol li::before {
  content: counter(toc, decimal-leading-zero);
  color: var(--text-mute);
  font-family: var(--font-display);
  font-size: 11px;
  margin-right: 10px;
  display: none;
}

/* Next/prev */
.article-next {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 56px;
  padding-top: 40px;
  border-top: 1px solid var(--border);
}
.article-next a {
  display: block;
  padding: 20px 22px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-2);
  color: var(--text);
  transition: all .2s ease;
}
.article-next a:hover { border-color: var(--accent); color: var(--text); }
.article-next .lab { color: var(--text-mute); font-size: 12.5px; letter-spacing: .1em; text-transform: uppercase; }
.article-next .ttl { font-family: var(--font-display); font-weight: 600; margin-top: 6px; font-size: 15px; line-height: 1.35; }
.article-next .next { text-align: right; }
@media (max-width: 700px) {
  .article-next { grid-template-columns: 1fr; }
  .article-next .next { text-align: left; }
}

/* =========================================================
   CONTACT
   ========================================================= */
.contact-layout {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 48px;
  align-items: start;
}
@media (max-width: 900px) { .contact-layout { grid-template-columns: 1fr; } }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-grid .full { grid-column: 1 / -1; }
.form-field label {
  display: block;
  font-size: 13px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--text-mute);
  margin-bottom: 8px;
  font-weight: 600;
}
.form-field input,
.form-field textarea,
.form-field select {
  width: 100%;
  padding: 14px 16px;
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 15px;
  font-family: inherit;
  transition: border-color .2s;
}
[data-theme="dark"] .form-field input,
[data-theme="dark"] .form-field textarea,
[data-theme="dark"] .form-field select {
  background: var(--bg-1);
}
.form-field input:focus,
.form-field textarea:focus,
.form-field select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(var(--accent-rgb),.12);
}
.form-field textarea { min-height: 140px; resize: vertical; }
.info-card {
  padding: 32px;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.info-card h4 {
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--text-mute);
  margin-bottom: 8px;
}
.info-card .v { color: var(--text); font-size: 16px; }
.info-card .group { padding: 20px 0; border-bottom: 1px solid var(--border); }
.info-card .group:last-child { border-bottom: 0; padding-bottom: 0; }
.info-card .group:first-child { padding-top: 0; }

/* =========================================================
   SOFTWARE / FOCUS grids
   ========================================================= */
.software-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
}
.software-chip {
  padding: 18px 20px;
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: all .25s ease;
}
[data-theme="dark"] .software-chip { background: var(--bg-2); }
.software-chip:hover {
  border-color: var(--accent);
  background: rgba(var(--accent-rgb),.05);
}
.software-chip .name {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--text);
  font-size: 1.05rem;
}
.software-chip .desc { color: var(--text-dim); font-size: 13.5px; margin-top: 6px; }

/* Experience */
.experience-item {
  padding: 28px 0;
  border-bottom: 1px solid var(--border);
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 36px;
}
.experience-item:last-child { border-bottom: 0; }
.experience-item .year {
  font-family: var(--font-display);
  color: var(--accent-bright);
  font-weight: 600;
  letter-spacing: .06em;
}
.experience-item h3 { margin-bottom: 8px; }
.experience-item p { color: var(--text-dim); margin: 0; }
@media (max-width: 700px) {
  .experience-item { grid-template-columns: 1fr; gap: 8px; }
}

/* =========================================================
   MISC
   ========================================================= */
.cta-band {
  background:
    radial-gradient(circle at 30% 50%, rgba(var(--accent-rgb),.12), transparent 60%),
    linear-gradient(180deg, var(--bg-1), var(--bg-0));
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 80px 0;
  text-align: center;
}
.cta-band h2 { margin-bottom: 18px; }
.cta-band p { max-width: 560px; margin: 0 auto 28px; color: var(--text-dim); }

.bolt-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  color: var(--text-mute);
  font-size: 13px;
  letter-spacing: .2em;
  text-transform: uppercase;
  margin: 24px 0;
}
.bolt-divider::before,
.bolt-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
  max-width: 160px;
}

.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .8s ease, transform .8s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: none;
}

::selection {
  background: var(--accent);
  color: #fff;
}