/* ============================================================
   GADAR GLOBAL SOLUTIONS — Design System
   Fonts: Syne (display) + DM Sans (body) via Google Fonts
   ============================================================ */

/* === TOKENS === */
:root {
  color-scheme: dark;
  --bg:        oklch(9%  0.012 145);
  --bg-2:      oklch(12% 0.012 145);
  --bg-3:      oklch(16% 0.014 145);
  --border:    oklch(22% 0.015 145);
  --border-hi: oklch(32% 0.025 145);
  --fg:        oklch(95% 0.006 80);
  --fg-2:      oklch(68% 0.008 80);
  --fg-3:      oklch(44% 0.006 80);
  --green:     oklch(70% 0.22  145);
  --green-dim: oklch(52% 0.18  145);
  --green-bg:  oklch(16% 0.06  145);
  --gold:      oklch(80% 0.17   80);
  --gold-dark: oklch(10% 0.01   80);
  --radius:    12px;
  --radius-lg: 20px;
  --ff-display: 'Syne', sans-serif;
  --ff-body:    'DM Sans', sans-serif;
  --shadow-card: 0 4px 24px oklch(0% 0 0 / 0.4);
}

/* Light mode — auto via OS preference */
@media (prefers-color-scheme: light) { :root {
  color-scheme: light;
  --bg:        oklch(97% 0.005  80);
  --bg-2:      oklch(93% 0.007  80);
  --bg-3:      oklch(89% 0.009  80);
  --border:    oklch(83% 0.008  80);
  --border-hi: oklch(68% 0.015  80);
  --fg:        oklch(11% 0.010 145);
  --fg-2:      oklch(34% 0.010 145);
  --fg-3:      oklch(52% 0.008 145);
  --green:     oklch(44% 0.20  145);
  --green-dim: oklch(36% 0.17  145);
  --green-bg:  oklch(90% 0.04  145);
  --gold:      oklch(52% 0.16   80);
  --gold-dark: oklch(97% 0.005  80);
  --shadow-card: 0 4px 24px oklch(0% 0 0 / 0.08);
}}

html[data-theme="dark"] {
  color-scheme: dark;
  --bg:        oklch(9%  0.012 145);
  --bg-2:      oklch(12% 0.012 145);
  --bg-3:      oklch(16% 0.014 145);
  --border:    oklch(22% 0.015 145);
  --border-hi: oklch(32% 0.025 145);
  --fg:        oklch(95% 0.006 80);
  --fg-2:      oklch(68% 0.008 80);
  --fg-3:      oklch(44% 0.006 80);
  --green:     oklch(70% 0.22  145);
  --green-dim: oklch(52% 0.18  145);
  --green-bg:  oklch(16% 0.06  145);
  --gold:      oklch(80% 0.17   80);
  --gold-dark: oklch(10% 0.01   80);
  --shadow-card: 0 4px 24px oklch(0% 0 0 / 0.4);
}

html[data-theme="light"] {
  color-scheme: light;
  --bg:        oklch(97% 0.005  80);
  --bg-2:      oklch(93% 0.007  80);
  --bg-3:      oklch(89% 0.009  80);
  --border:    oklch(83% 0.008  80);
  --border-hi: oklch(68% 0.015  80);
  --fg:        oklch(11% 0.010 145);
  --fg-2:      oklch(34% 0.010 145);
  --fg-3:      oklch(52% 0.008 145);
  --green:     oklch(44% 0.20  145);
  --green-dim: oklch(36% 0.17  145);
  --green-bg:  oklch(90% 0.04  145);
  --gold:      oklch(52% 0.16   80);
  --gold-dark: oklch(97% 0.005  80);
  --shadow-card: 0 4px 24px oklch(0% 0 0 / 0.08);
}

/* === RESET === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--ff-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  transition: background 0.35s ease, color 0.35s ease;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; }
a { color: inherit; }
.brand-mark { flex: 0 0 auto; }

/* === TYPOGRAPHY === */
h1, h2, h3, h4, h5 {
  font-family: var(--ff-display);
  line-height: 1.05;
  letter-spacing: -0.025em;
}
.display {
  font-size: clamp(3.2rem, 8vw, 7rem);
  font-weight: 800;
  line-height: 0.95;
  letter-spacing: -0.04em;
}
.headline {
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  font-weight: 700;
  line-height: 1.08;
}
.subhead {
  font-size: clamp(1.15rem, 2vw, 1.35rem);
  font-weight: 500;
  line-height: 1.5;
}
.label {
  font-family: var(--ff-body);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--green);
  display: inline-block;
  margin-bottom: 0.75rem;
}
.body-lg { font-size: 1.05rem; line-height: 1.7; color: var(--fg-2); }
.muted   { color: var(--fg-2); }
.green   { color: var(--green); }
.gold    { color: var(--gold); }

/* === LAYOUT === */
.container   { max-width: 1200px; margin: 0 auto; padding: 0 2rem; }
.section     { padding: 6rem 0; }
.section-sm  { padding: 3rem 0; }
.section-xs  { padding: 1.5rem 0; }

.flex        { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between{ display: flex; align-items: center; justify-content: space-between; }
.flex-col    { display: flex; flex-direction: column; }
.gap-1       { gap: 0.5rem; }
.gap-2       { gap: 1rem; }
.gap-3       { gap: 1.5rem; }
.gap-4       { gap: 2rem; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.25rem; }
.grid-5 { display: grid; grid-template-columns: repeat(5, 1fr); gap: 1.25rem; }

/* === COMPONENTS === */

/* --- NAV --- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 1.1rem 0;
  transition: background 0.3s, border-color 0.3s, padding 0.3s;
}
.nav .container { position: relative; }
.nav.scrolled {
  background: color-mix(in oklch, var(--bg) 88%, transparent);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 0.8rem 0;
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  color: var(--fg);
  flex-shrink: 0;
}
.nav-wordmark {
  font-family: var(--ff-display);
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: -0.03em;
  line-height: 1;
}
.nav-wordmark .dot { color: var(--green); }
.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}
.nav-links a {
  text-decoration: none;
  color: var(--fg-2);
  font-size: 0.875rem;
  font-weight: 500;
  transition: color 0.2s;
}
.nav-links a:hover,
.nav-links a.active { color: var(--fg); }
.nav-links a.active {
  color: var(--green);
}
.nav-mobile-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--fg);
  padding: 0.25rem;
}
.nav-mobile-menu {
  display: none;
  flex-direction: column;
  gap: 1rem;
  position: absolute;
  top: calc(100% + 0.85rem);
  left: 1.5rem;
  right: 1.5rem;
  z-index: 101;
  padding: 1.1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg);
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(18px);
}
.nav-mobile-menu a {
  text-decoration: none;
  color: var(--fg-2);
  font-size: 0.98rem;
  font-weight: 500;
  padding: 0.15rem 0;
}
.nav-mobile-menu .btn {
  display: none;
}
.nav-mobile-menu.open { display: flex; }
.theme-toggle {
  width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg-2);
  color: var(--fg);
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s, color 0.2s;
}
.theme-toggle:hover { border-color: var(--green); color: var(--green); }
.theme-toggle svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* --- BUTTONS --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.7rem 1.4rem;
  border-radius: 8px;
  font-family: var(--ff-body);
  font-size: 0.875rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: all 0.2s ease;
  line-height: 1;
  white-space: nowrap;
}
.btn-primary {
  background: var(--green);
  color: #fff;
}
.btn-primary:hover { filter: brightness(1.1); transform: translateY(-1px); }
.btn-gold {
  background: var(--gold);
  color: var(--gold-dark);
}
.btn-gold:hover { filter: brightness(1.06); transform: translateY(-1px); }
.btn-outline {
  background: transparent;
  color: var(--fg);
  border: 1.5px solid var(--border-hi);
}
.btn-outline:hover { border-color: var(--green); color: var(--green); }
.btn-ghost {
  background: var(--bg-3);
  color: var(--fg-2);
  border: 1px solid var(--border);
}
.btn-ghost:hover { color: var(--fg); border-color: var(--border-hi); }
.btn-lg { padding: 0.9rem 1.8rem; font-size: 0.95rem; }
.btn-sm { padding: 0.5rem 1rem; font-size: 0.8rem; }

/* --- CARD --- */
.card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: border-color 0.3s, transform 0.25s, box-shadow 0.3s;
}
.card:hover {
  border-color: var(--border-hi);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}
.card-green:hover {
  border-color: var(--green);
  box-shadow: 0 0 40px oklch(70% 0.22 145 / 0.08);
}

/* --- ICON BOX --- */
.icon-box {
  width: 48px; height: 48px;
  border-radius: 10px;
  background: var(--green-bg);
  border: 1px solid oklch(30% 0.08 145);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--green);
}
.icon-box svg { width: 22px; height: 22px; stroke: currentColor; fill: none; }

/* --- TAG / BADGE --- */
.tag {
  display: inline-flex;
  align-items: center;
  padding: 0.22rem 0.65rem;
  background: var(--green-bg);
  color: var(--green);
  border-radius: 100px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.05em;
}
.tag-muted {
  background: var(--bg-3);
  color: var(--fg-3);
  border: 1px solid var(--border);
}

/* --- DIVIDER --- */
hr.divider { border: none; border-top: 1px solid var(--border); }

/* --- SECTION HEADER --- */
.section-header { margin-bottom: 3.5rem; }
.section-header .headline { max-width: 600px; }

/* --- SCROLL REVEAL --- */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.reveal.visible { opacity: 1; transform: none; }

/* --- MARQUEE --- */
.marquee-wrap {
  overflow: hidden;
  padding: 1.25rem 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.marquee-track {
  display: flex;
  gap: 3rem;
  width: max-content;
  animation: marquee 30s linear infinite;
}
.marquee-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  white-space: nowrap;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-3);
}
.marquee-sep {
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--green);
  flex-shrink: 0;
}
@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* --- STATS BAR --- */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.stat-cell {
  padding: 2.5rem 2rem;
  border-right: 1px solid var(--border);
}
.stat-cell:last-child { border-right: none; }
.stat-num {
  font-family: var(--ff-display);
  font-size: 3.2rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1;
  color: var(--fg);
}
.stat-num em { color: var(--green); font-style: normal; }
.stat-lbl {
  margin-top: 0.4rem;
  font-size: 0.85rem;
  color: var(--fg-3);
  font-weight: 500;
}

/* --- PROCESS STEPS --- */
.process-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.process-step {
  padding: 2rem 1.5rem;
  border-right: 1px solid var(--border);
  transition: background 0.2s;
}
.process-step:last-child { border-right: none; }
.process-step:hover { background: var(--bg-2); }
.process-n {
  font-family: var(--ff-display);
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--green);
  letter-spacing: 0.12em;
  margin-bottom: 1rem;
}
.process-title {
  font-family: var(--ff-display);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
}
.process-desc {
  font-size: 0.82rem;
  color: var(--fg-3);
  line-height: 1.6;
}

/* --- SERVICE CARD --- */
.service-card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: border-color 0.3s, transform 0.25s;
}
.service-card:hover { border-color: var(--green); transform: translateY(-5px); }
.service-img {
  height: 200px;
  overflow: hidden;
  background: var(--bg-3);
}
.service-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.service-card:hover .service-img img { transform: scale(1.06); }
.service-body {
  padding: 1.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.service-title {
  font-family: var(--ff-display);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.6rem;
}
.service-desc { font-size: 0.88rem; color: var(--fg-2); line-height: 1.6; }
.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-top: 1.25rem;
}
.service-tag {
  padding: 0.18rem 0.55rem;
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: 4px;
  font-size: 0.68rem;
  font-weight: 500;
  color: var(--fg-3);
}

/* --- PORTFOLIO CARD --- */
.portfolio-card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color 0.3s, transform 0.25s;
  text-decoration: none;
  color: var(--fg);
  display: block;
}
.portfolio-card:hover { border-color: var(--green); transform: translateY(-5px); }
.portfolio-img {
  height: 210px;
  overflow: hidden;
  background: var(--bg-3);
}
.portfolio-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.portfolio-card:hover .portfolio-img img { transform: scale(1.06); }
.portfolio-body { padding: 1.5rem; }
.portfolio-ind {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 0.5rem;
}
.portfolio-title {
  font-family: var(--ff-display);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
}
.portfolio-result {
  font-size: 0.84rem;
  color: var(--fg-3);
}
.portfolio-result strong { color: var(--gold); }

/* --- TECH GRID --- */
.tech-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 0.85rem;
}
.tech-item {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.15rem 0.6rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  transition: border-color 0.2s, transform 0.2s;
}
.tech-item:hover { border-color: var(--border-hi); transform: translateY(-3px); }
.tech-name { font-size: 0.72rem; font-weight: 600; color: var(--fg-2); text-align: center; }
.tech-cat  { font-size: 0.62rem; color: var(--fg-3); }

/* --- FOOTER --- */
.footer {
  background: var(--bg);
  border-top: 1px solid var(--border);
  padding: 4.5rem 0 2rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--border);
}
.footer-brand p {
  font-size: 0.88rem;
  color: var(--fg-3);
  line-height: 1.65;
  max-width: 280px;
  margin: 1rem 0 1.5rem;
}
.footer-socials { display: flex; gap: 0.75rem; }
.social-icon {
  width: 36px; height: 36px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg-2);
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  color: var(--fg-3);
  transition: border-color 0.2s, color 0.2s;
}
.social-icon:hover { border-color: var(--green); color: var(--green); }
.social-icon svg { width: 16px; height: 16px; stroke: currentColor; fill: none; }
.footer-col-title {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-3);
  margin-bottom: 1.25rem;
}
.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}
.footer-links a {
  text-decoration: none;
  color: var(--fg-2);
  font-size: 0.88rem;
  transition: color 0.2s;
}
.footer-links a:hover { color: var(--green); }
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 2rem;
  font-size: 0.78rem;
  color: var(--fg-3);
}
.footer-legal { display: flex; gap: 1.5rem; }
.footer-legal a { text-decoration: none; color: var(--fg-3); transition: color 0.2s; }
.footer-legal a:hover { color: var(--green); }

/* --- BLOG --- */
.blog-grid { align-items: stretch; }
.blog-card {
  display: flex;
  min-height: 280px;
  flex-direction: column;
  gap: 1rem;
  padding: 1.5rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg);
  color: inherit;
  text-decoration: none;
  transition: border-color 0.25s ease, transform 0.25s ease, background 0.25s ease;
}
.blog-card:hover {
  transform: translateY(-4px);
  border-color: var(--green);
  background: color-mix(in oklch, var(--bg) 92%, var(--green));
}
.blog-card h2,
.blog-card h3 {
  font-size: clamp(1.25rem, 2vw, 1.55rem);
  letter-spacing: -0.01em;
}
.blog-card p {
  color: var(--fg-2);
  font-size: 0.95rem;
  line-height: 1.7;
}
.blog-meta {
  color: var(--green);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.blog-link {
  margin-top: auto;
  color: var(--green);
  font-size: 0.88rem;
  font-weight: 700;
  text-decoration: none;
}
.blog-detail-section {
  padding-top: 9rem;
}
.blog-detail {
  max-width: 820px;
  margin: 0 auto;
}
.blog-detail-meta {
  margin-bottom: 1rem;
  color: var(--green);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.blog-detail .display {
  margin-bottom: 1.25rem;
  font-size: clamp(2.6rem, 6vw, 5rem);
}
.blog-detail-excerpt {
  max-width: 680px;
  color: var(--fg-2);
  font-size: 1.15rem;
  line-height: 1.75;
}
.blog-detail-image {
  width: 100%;
  max-height: 460px;
  margin: 2.5rem 0;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  object-fit: cover;
}
.blog-detail-content {
  margin-top: 2.5rem;
  color: var(--fg-2);
  font-size: 1.05rem;
  line-height: 1.85;
}
.blog-detail-content > * + * {
  margin-top: 1.15rem;
}
.blog-detail-content h2,
.blog-detail-content h3,
.blog-detail-content h4 {
  margin-top: 2.25rem;
  color: var(--fg);
  letter-spacing: -0.015em;
}
.blog-detail-content h2 { font-size: clamp(1.5rem, 3vw, 2rem); }
.blog-detail-content h3 { font-size: clamp(1.25rem, 2.5vw, 1.55rem); }
.blog-detail-content a {
  color: var(--green);
  font-weight: 700;
}
.blog-detail-content ul,
.blog-detail-content ol {
  padding-left: 1.4rem;
}
.blog-detail-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}
.industry-mark {
  width: 2.1rem;
  height: 2.1rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.85rem;
  border-radius: 8px;
  background: var(--green-bg);
  color: var(--green);
  font-family: var(--ff-display);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0;
}

/* --- TWEAKS PANEL --- */
.tweaks-panel {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 999;
  background: var(--bg-2);
  border: 1px solid var(--border-hi);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  width: 230px;
  display: none;
  flex-direction: column;
  gap: 1.1rem;
  box-shadow: 0 20px 60px oklch(0% 0 0 / 0.5);
}
.tweaks-panel.open { display: flex; }
.tweaks-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.tweaks-title-txt {
  font-family: var(--ff-display);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}
.tweaks-close {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--fg-3);
  font-size: 1.1rem;
  line-height: 1;
  padding: 0.1rem;
}
hr.tweak-divider { border: none; border-top: 1px solid var(--border); }
.tweak-section-lbl {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-3);
  margin-bottom: 0.5rem;
}
.tweak-options {
  display: flex;
  gap: 0.4rem;
}
.tweak-opt {
  flex: 1;
  padding: 0.38rem 0;
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 500;
  cursor: pointer;
  color: var(--fg-3);
  text-align: center;
  transition: all 0.2s;
  font-family: var(--ff-body);
}
.tweak-opt.active {
  background: var(--green-bg);
  border-color: var(--green);
  color: var(--green);
}
.tweak-swatches { display: flex; gap: 0.5rem; align-items: center; }
.tweak-swatch {
  width: 26px; height: 26px;
  border-radius: 50%;
  border: 2px solid transparent;
  cursor: pointer;
  outline: 2px solid transparent;
  outline-offset: 2px;
  transition: outline-color 0.2s, transform 0.15s;
}
.tweak-swatch:hover { transform: scale(1.1); }
.tweak-swatch.active { outline-color: var(--fg); }

/* === HERO SPECIFIC === */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 8rem 0 5rem;
  position: relative;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}
.hero-dots {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, oklch(30% 0.05 145 / 0.35) 1px, transparent 1px);
  background-size: 36px 36px;
  mask-image: radial-gradient(ellipse 90% 80% at 60% 40%, black 20%, transparent 80%);
}
.hero-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  pointer-events: none;
}
.blob-a {
  width: 480px; height: 480px;
  background: oklch(50% 0.2 145 / 0.12);
  top: -100px; right: -80px;
}
.blob-b {
  width: 320px; height: 320px;
  background: oklch(75% 0.17 80 / 0.07);
  bottom: 80px; left: -60px;
}
.hero-content { position: relative; z-index: 1; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.35rem 1rem;
  background: var(--bg-3);
  border: 1px solid var(--border-hi);
  border-radius: 100px;
  font-size: 0.78rem;
  color: var(--fg-2);
  margin-bottom: 2rem;
}
.badge-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--green);
  animation: pulse 2.2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(1.5); }
}
.hero-title {
  font-size: clamp(3.4rem, 8.5vw, 7.5rem);
  font-weight: 800;
  line-height: 0.94;
  letter-spacing: -0.04em;
  margin-bottom: 1.5rem;
}
.hero-title .accent { color: var(--green); }
.hero-sub {
  font-size: clamp(1rem, 1.5vw, 1.15rem);
  color: var(--fg-2);
  max-width: 520px;
  line-height: 1.7;
  margin-bottom: 2.5rem;
}
.hero-cta { display: flex; gap: 1rem; flex-wrap: wrap; }
.hero-scroll {
  margin-top: 4rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  color: var(--fg-3);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.hero-scroll-line {
  width: 36px; height: 1px;
  background: var(--border-hi);
}

/* === CTA BANNER === */
.cta-banner {
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 3rem;
  padding: 5rem 0;
}
.cta-btns { display: flex; gap: 1rem; flex-wrap: wrap; flex-shrink: 0; }

/* === CONTACT FORM === */
.form-group { display: flex; flex-direction: column; gap: 0.4rem; }
.form-label { font-size: 0.82rem; font-weight: 600; color: var(--fg-2); }
.form-input,
.form-textarea,
.form-select {
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.7rem 1rem;
  font-family: var(--ff-body);
  font-size: 0.88rem;
  color: var(--fg);
  transition: border-color 0.2s;
  width: 100%;
  outline: none;
}
.form-input:focus,
.form-textarea:focus,
.form-select:focus { border-color: var(--green); }
.form-textarea { resize: vertical; min-height: 140px; }
.form-select option { background: var(--bg-2); }
.form-2col { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

/* === PAGE HERO (inner pages) === */
.page-hero {
  padding: 9rem 0 5rem;
  position: relative;
  overflow: hidden;
}
.page-hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.page-hero-dots {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, oklch(30% 0.05 145 / 0.3) 1px, transparent 1px);
  background-size: 36px 36px;
  mask-image: radial-gradient(ellipse 100% 100% at 50% 0%, black 0%, transparent 70%);
}

/* === LEGAL PAGE === */
.legal-hero {
  border-bottom: 1px solid var(--border);
}
.legal-section {
  padding-top: 4rem;
}
.legal-layout {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  gap: 4rem;
  align-items: start;
}
.legal-summary {
  position: sticky;
  top: 6.5rem;
}
.legal-hero .reveal,
.legal-summary.reveal,
.legal-content.reveal {
  opacity: 1;
  transform: none;
}
.legal-summary-card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
}
.legal-summary-card p {
  color: var(--fg-2);
  font-size: 0.9rem;
  line-height: 1.65;
}
.legal-summary-card p:first-of-type {
  color: var(--fg);
  font-family: var(--ff-display);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
}
.legal-summary-card a,
.legal-content a {
  color: var(--green);
  text-decoration: none;
}
.legal-summary-card a:hover,
.legal-content a:hover {
  text-decoration: underline;
}
.legal-content {
  max-width: 820px;
}
.legal-updated {
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
  color: var(--fg-3);
  font-size: 0.9rem;
}
.legal-content section {
  padding: 2rem 0;
  border-bottom: 1px solid var(--border);
}
.legal-content section:first-of-type {
  padding-top: 0;
}
.legal-content h2 {
  margin-bottom: 1rem;
  font-size: clamp(1.35rem, 2vw, 1.8rem);
  letter-spacing: -0.02em;
}
.legal-content h3 {
  margin: 1.4rem 0 0.65rem;
  color: var(--green);
  font-family: var(--ff-body);
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}
.legal-content p,
.legal-content li,
.legal-content address {
  color: var(--fg-2);
  font-size: 0.98rem;
  line-height: 1.8;
}
.legal-content p + p,
.legal-content ul + p,
.legal-content p + ul {
  margin-top: 1rem;
}
.legal-content ul {
  margin-left: 1.2rem;
}
.legal-content li + li {
  margin-top: 0.5rem;
}
.legal-content address {
  margin-top: 0.75rem;
  font-style: normal;
}

/* === ABOUT PAGE === */
.timeline-item {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 2rem;
  padding-bottom: 2.5rem;
  position: relative;
}
.timeline-item:not(:last-child)::before {
  content: '';
  position: absolute;
  left: 39px;
  top: 52px;
  width: 1px;
  bottom: 0;
  background: var(--border);
}
.timeline-year {
  width: 52px; height: 52px;
  border-radius: 50%;
  background: var(--green-bg);
  border: 1px solid var(--green-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--ff-display);
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--green);
  flex-shrink: 0;
}
.timeline-body {
  padding-top: 0.75rem;
}
.timeline-body h3 {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.4rem;
}
.timeline-body p { font-size: 0.88rem; color: var(--fg-3); }

/* === SOLUTIONS FILTER === */
.filter-bar {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}
.filter-btn {
  padding: 0.45rem 1rem;
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  border: 1.5px solid var(--border);
  background: transparent;
  color: var(--fg-3);
  font-family: var(--ff-body);
  transition: all 0.2s;
}
.filter-btn:hover { border-color: var(--border-hi); color: var(--fg); }
.filter-btn.active {
  background: var(--green-bg);
  border-color: var(--green);
  color: var(--green);
}

/* === RESPONSIVE === */

/* ── Tablet / small desktop (≤ 900px) ── */
@media (max-width: 900px) {
  /* Nav */
  .nav-links, .nav-cta-desktop { display: none; }
  .nav-mobile-btn { display: flex; }
  .theme-toggle { margin-left: auto; }

  /* Layout */
  .container { padding: 0 1.5rem; }
  .section { padding: 4rem 0; }
  .section-sm { padding: 2rem 0; }
  .page-hero { padding: 7rem 0 3.5rem; }
  .hero { padding: 7rem 0 4rem; }

  /* Grids */
  .grid-2 { grid-template-columns: 1fr; }
  .grid-2 > * { order: unset !important; }   /* reset alternating service layouts */
  .grid-3, .grid-4 { grid-template-columns: 1fr 1fr; }
  .grid-5, .process-grid { grid-template-columns: 1fr 1fr; }
  .tech-grid { grid-template-columns: repeat(4, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .legal-layout { grid-template-columns: 1fr; gap: 2.5rem; }
  .legal-summary { position: static; }

  /* Stats bar — 2×2 */
  .stats-bar { grid-template-columns: 1fr 1fr; }
  .stat-cell { border-bottom: 1px solid var(--border); }
  .stat-cell:nth-child(2n) { border-right: none; }
  .stat-cell:nth-last-child(-n+2) { border-bottom: none; }

  /* Process grid — 2-col border fix */
  .process-step { border-right: none; border-bottom: 1px solid var(--border); }
  .process-step:nth-child(odd) { border-right: 1px solid var(--border); }
  .process-step:last-child,
  .process-step:nth-last-child(2):nth-child(odd) { border-bottom: none; }

  /* CTA */
  .cta-inner { flex-direction: column; text-align: center; padding: 3.5rem 0; }
  .cta-btns { justify-content: center; }

  /* Section headers with flex between */
  .section-header[style*="flex"] { flex-direction: column; align-items: flex-start !important; }

  /* Contact split layout */
  .contact-split { grid-template-columns: 1fr !important; }
  .contact-left  { position: static !important; height: auto !important; padding: 6rem 1.5rem 2.5rem !important; }
  .contact-right { padding: 2.5rem 1.5rem 4rem !important; }
}

/* ── Mobile (≤ 600px) ── */
@media (max-width: 600px) {
  html, body { max-width: 100%; overflow-x: hidden; }
  .container { padding: 0 1.1rem; }
  .section { padding: 3rem 0; }
  .section-sm { padding: 1.5rem 0; }
  .page-hero { padding: 6rem 0 2.5rem; }
  .hero { padding: 6rem 0 3rem; }

  /* Grids → single column */
  .grid-2, .grid-3, .grid-4, .grid-5 { grid-template-columns: 1fr; }

  /* Process → single column */
  .process-grid { grid-template-columns: 1fr; }
  .process-step { border-right: none !important; border-bottom: 1px solid var(--border); }
  .process-step:last-child { border-bottom: none; }

  /* Stats → keep 2-col but tighten */
  .stats-bar { grid-template-columns: 1fr 1fr; }
  .stat-num { font-size: 2.4rem; }
  .stat-cell { padding: 1.75rem 1rem; }

  /* Tech grid — 2 wide on small screens */
  .tech-grid { grid-template-columns: repeat(2, 1fr); }

  /* Footer → single column */
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
  .footer-bottom { flex-direction: column; gap: 0.75rem; text-align: center; }
  .footer-legal { justify-content: center; }
  .legal-section { padding-top: 3rem; }
  .legal-content section { padding: 1.6rem 0; }
  .legal-content p,
  .legal-content li,
  .legal-content address { font-size: 0.95rem; }

  /* Form */
  .form-2col { grid-template-columns: 1fr; }

  /* Tweaks panel */
  .tweaks-panel { right: 0.75rem; bottom: 0.75rem; width: calc(100vw - 1.5rem); max-width: 320px; }

  /* Hero title sizing */
  .hero-title,
  .display,
  .legal-hero .display,
  .blog-detail .display {
    font-size: clamp(2.15rem, 9vw, 3.2rem);
    line-height: 1.02;
    letter-spacing: -0.018em;
  }
  .blog-detail-section { padding-top: 7rem; }
  .blog-detail .display {
    font-size: clamp(1.65rem, 7vw, 2.35rem);
    line-height: 1.12;
  }
  .blog-detail-excerpt { font-size: 1rem; }
  .blog-detail-actions { flex-direction: column; }
  .blog-detail-actions .btn { justify-content: center; }
  .contact-split,
  .contact-left,
  .contact-right { max-width: 100vw; overflow-x: hidden !important; }
  .contact-left h1 {
    font-size: clamp(2.15rem, 9vw, 3.2rem) !important;
    line-height: 1.02 !important;
    letter-spacing: -0.018em !important;
    max-width: 100%;
    overflow-wrap: normal;
  }
  .contact-left .body-lg { max-width: 100% !important; }

  /* CTA */
  .cta-inner { padding: 3rem 0; gap: 2rem; }
  .cta-btns { flex-direction: column; width: 100%; }
  .cta-btns .btn { justify-content: center; }

  /* Cards */
  .card { padding: 1.5rem; }
  .portfolio-body { padding: 1.1rem; }
  .service-body { padding: 1.1rem; }

  /* Marquee slower on mobile */
  .marquee-track { animation-duration: 20s; }

  /* Filter bar wraps nicely */
  .filter-bar { gap: 0.4rem; }

  /* Section header flex-between → stack */
  .section-header[style*="flex"] { flex-direction: column !important; align-items: flex-start !important; }
}