/* ============================================================
   Thrive Field — Integrated Systems Design & Technology Services
   Complete Professional Stylesheet
   ============================================================ */

/* --- CSS Variables / Design Tokens --- */
:root {
  --color-bg-deeper: #041412;
  --color-bg-deep: #06201F;
  --color-bg-surface: #0A2B2A;
  --color-bg-surface-hover: #0D3533;
  --color-bg-card: #0F3A38;
  --color-accent-gold: #E8B338;
  --color-accent-gold-dark: #D9A62A;
  --color-accent-teal: #14B8A6;
  --color-accent-teal-dark: #0d9488;
  --color-accent-teal-light: #2dd4bf;
  --color-text-primary: #F2F7F4;
  --color-text-secondary: #C5D4D8;
  --color-text-muted: #8FA3A8;
  --color-border: rgba(45, 212, 191, .14);
  --color-border-light: rgba(45, 212, 191, .08);
  --shadow-sm: 0 1px 3px rgba(0,0,0,.3), 0 1px 2px rgba(0,0,0,.2);
  --shadow-md: 0 4px 14px rgba(0,0,0,.35), 0 2px 6px rgba(0,0,0,.25);
  --shadow-lg: 0 12px 32px rgba(0,0,0,.45), 0 4px 12px rgba(0,0,0,.3);
  --shadow-glow: 0 0 24px rgba(20, 184, 166, .12);
  --shadow-gold: 0 0 20px rgba(232, 179, 56, .18);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-full: 9999px;
  --font-stack: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --transition: .25s cubic-bezier(.4,0,.2,1);
  --transition-slow: .4s cubic-bezier(.4,0,.2,1);
}

/* --- Reset & Base --- */
*,
*::before,
*::after { margin:0; padding:0; box-sizing:border-box; }

html { scroll-behavior:smooth; }

body {
  font-family: var(--font-stack);
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text-primary);
  background-color: var(--color-bg-deep);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { text-decoration:none; color:inherit; }

ul { list-style:none; }

img { display:block; max-width:100%; }

button { cursor:pointer; border:none; background:none; font-family:inherit; }

/* --- Container --- */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* --- Button System --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-stack);
  font-weight: 600;
  border-radius: var(--radius-full);
  transition: all var(--transition);
  cursor: pointer;
  white-space: nowrap;
  letter-spacing: .01em;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-accent-gold), var(--color-accent-gold-dark));
  color: #041412;
  border: 2px solid transparent;
  box-shadow: var(--shadow-gold);
}
.btn-primary:hover {
  background: linear-gradient(135deg, #f0c24a, #e0af35);
  box-shadow: 0 0 32px rgba(232, 179, 56, .30);
  transform: translateY(-1px);
}
.btn-primary:active { transform: translateY(0); }

.btn-outline {
  color: var(--color-text-primary);
  border: 2px solid var(--color-border);
  background: transparent;
}
.btn-outline:hover {
  border-color: var(--color-accent-teal);
  color: var(--color-accent-teal);
  background: rgba(20, 184, 166, .06);
  transform: translateY(-1px);
}
.btn-outline:active { transform: translateY(0); }

.btn-sm {
  font-size: .875rem;
  padding: 9px 22px;
}

.btn-lg {
  font-size: 1rem;
  padding: 15px 34px;
}

.btn-full {
  width: 100%;
}

/* ============================================================
   HEADER
   ============================================================ */

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(4, 20, 18, .92);
  border-bottom: 1px solid var(--color-border-light);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.header-inner {
  display: flex;
  align-items: center;
  height: 72px;
  gap: 32px;
}

/* Logo */
.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--color-text-primary);
  flex-shrink: 0;
  transition: opacity var(--transition);
}
.logo:hover { opacity: .85; }
.logo-icon { display: flex; align-items: center; }
.logo-text { letter-spacing: -.01em; }

/* Main Nav */
.main-nav { margin-left: auto; }
.nav-list {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-link {
  display: block;
  padding: 8px 16px;
  font-size: .9rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  border-radius: var(--radius-full);
  transition: all var(--transition);
}
.nav-link:hover {
  color: var(--color-text-primary);
  background: rgba(20, 184, 166, .08);
}

.header-cta { margin-left: 8px; flex-shrink: 0; }

/* Mobile Toggle */
.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px 4px;
  z-index: 1100;
  cursor: pointer;
}
.mobile-toggle span,
.mobile-toggle .toggle-bar {
  display: block;
  width: 26px;
  height: 2.5px;
  background: var(--color-text-primary);
  border-radius: 2px;
  transition: all var(--transition);
}
.mobile-toggle.active span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.mobile-toggle.active span:nth-child(2) { opacity: 0; }
.mobile-toggle.active span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

/* .toggle-bar separate class */
.toggle-bar {
  display: block;
  width: 26px;
  height: 2.5px;
  background: var(--color-text-primary);
  border-radius: 2px;
  transition: all var(--transition);
}

/* ============================================================
   HERO
   ============================================================ */

.hero {
  position: relative;
  padding: 100px 0 120px;
  overflow: hidden;
  background: var(--color-bg-deep);
}

.hero-bg-shape {
  position: absolute;
  top: -60px;
  right: -100px;
  width: 560px;
  height: 560px;
  background: radial-gradient(circle at 50% 50%, rgba(20, 184, 166, .07) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-bg-shape-2 {
  top: auto;
  bottom: -80px;
  left: -120px;
  right: auto;
  width: 420px;
  height: 420px;
  background: radial-gradient(circle at 50% 50%, rgba(232, 179, 56, .05) 0%, transparent 70%);
}

.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 64px;
}

.hero-content { position: relative; z-index: 2; }

.hero-tag {
  display: inline-block;
  font-size: .8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--color-accent-teal-light);
  background: rgba(45, 212, 191, .1);
  padding: 6px 16px;
  border-radius: var(--radius-full);
  margin-bottom: 20px;
}

.hero-title {
  font-size: 3.4rem;
  font-weight: 800;
  line-height: 1.15;
  color: var(--color-text-primary);
  margin-bottom: 20px;
  letter-spacing: -.02em;
}

.hero-subtitle {
  font-size: 1.1rem;
  color: var(--color-text-secondary);
  max-width: 480px;
  margin-bottom: 32px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

/* Hero Trust */
.hero-trust {
  display: flex;
  gap: 40px;
  padding-top: 32px;
  border-top: 1px solid var(--color-border);
}
.hero-trust-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.hero-trust-number {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-accent-gold);
  line-height: 1.2;
}
.hero-trust-label {
  font-size: .82rem;
  color: var(--color-text-muted);
}

/* Hero Visual */
.hero-visual {
  position: relative;
  height: 440px;
  z-index: 1;
}

.hero-card {
  position: absolute;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(8px);
}

.hero-card-1 {
  top: 20px;
  right: 20px;
  width: 200px;
  height: 130px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 20px;
}
.hero-card-1 .hero-card-line {
  flex: 1;
  height: 2px;
  margin: 0 10px;
  background: linear-gradient(90deg, var(--color-accent-teal), var(--color-accent-teal-light));
  border-radius: 1px;
}

.hero-card-dot {
  width: 12px;
  height: 12px;
  background: var(--color-accent-teal);
  border-radius: 50%;
  box-shadow: 0 0 10px rgba(20, 184, 166, .4);
}
.hero-card-dot-right { background: var(--color-accent-teal-light); }

.hero-card-2 {
  top: 90px;
  left: 20px;
  width: 240px;
  height: 200px;
  padding: 24px;
}
.hero-card-chart {
  display: flex;
  align-items: flex-end;
  gap: 10px;
  height: 100%;
}
.hero-card-chart .bar,
.bar {
  flex: 1;
  background: linear-gradient(180deg, var(--color-accent-teal), var(--color-accent-teal-light));
  border-radius: 3px 3px 0 0;
  min-width: 14px;
  opacity: .85;
  transition: opacity var(--transition);
}
.hero-card-chart .bar:hover { opacity: 1; }

.hero-card-3 {
  bottom: 20px;
  right: 40px;
  width: 180px;
  height: 180px;
  padding: 20px;
}

.hero-card-nodes {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  width: 100%;
  height: 100%;
  place-items: center;
}
.node {
  width: 10px;
  height: 10px;
  background: var(--color-accent-teal-light);
  border-radius: 50%;
  box-shadow: 0 0 8px rgba(45, 212, 191, .35);
  transition: all var(--transition);
}
.node:hover {
  transform: scale(1.4);
  background: var(--color-accent-gold);
  box-shadow: 0 0 14px rgba(232, 179, 56, .4);
}

/* ============================================================
   SECTIONS (General)
   ============================================================ */

.section { padding: 100px 0; }
.section-alt { background: var(--color-bg-deeper); }

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 64px;
}

.section-tag {
  display: inline-block;
  font-size: .78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--color-accent-teal-light);
  background: rgba(45, 212, 191, .1);
  padding: 5px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 16px;
}

.section-title {
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--color-text-primary);
  line-height: 1.25;
  margin-bottom: 16px;
  letter-spacing: -.01em;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ============================================================
   SERVICES
   ============================================================ */

.services { overflow: hidden; }

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.service-card {
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: 36px 30px;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
}
.service-card:hover {
  border-color: var(--color-accent-teal-dark);
  background: var(--color-bg-surface-hover);
  box-shadow: var(--shadow-glow), var(--shadow-md);
  transform: translateY(-4px);
}

.service-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(20, 184, 166, .1);
  border-radius: var(--radius-md);
  margin-bottom: 20px;
  transition: all var(--transition);
}
.service-card:hover .service-icon { background: rgba(20, 184, 166, .18); }

.service-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 10px;
}

.service-desc {
  font-size: .92rem;
  color: var(--color-text-muted);
  line-height: 1.65;
  flex: 1;
  margin-bottom: 18px;
}

.service-link {
  font-size: .88rem;
  font-weight: 600;
  color: var(--color-accent-teal-light);
  transition: color var(--transition);
}
.service-link:hover { color: var(--color-accent-gold); }

/* ============================================================
   ABOUT
   ============================================================ */

.about { overflow: hidden; }

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.about-content { display: flex; flex-direction: column; gap: 16px; }
.about-content .section-tag { align-self: flex-start; }
.about-content .section-title { margin-bottom: 8px; }

.about-text {
  font-size: .98rem;
  color: var(--color-text-secondary);
  line-height: 1.75;
}

.about-values {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-top: 12px;
}

.about-value {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  padding: 18px;
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  transition: all var(--transition);
}
.about-value:hover {
  border-color: var(--color-accent-teal-dark);
  box-shadow: var(--shadow-sm);
}

.about-value-number {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-accent-teal);
  flex-shrink: 0;
  min-width: 30px;
  padding-top: 1px;
}

.about-value-title {
  font-size: .98rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 3px;
}

.about-value-desc {
  font-size: .85rem;
  color: var(--color-text-muted);
  line-height: 1.55;
}

/* About Visual */
.about-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.about-visual-inner {
  position: relative;
  width: 100%;
  max-width: 440px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr;
  gap: 20px;
}

.about-block {
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px 22px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: all var(--transition);
  box-shadow: var(--shadow-sm);
}
.about-block:hover {
  border-color: var(--color-accent-teal);
  box-shadow: var(--shadow-md), var(--shadow-glow);
  transform: translateY(-3px);
}

.about-block-1 { grid-row: 1 / 3; align-self: center; }

.about-block-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-accent-teal-dark), var(--color-accent-teal));
  border-radius: var(--radius-md);
  margin-bottom: 4px;
}

.about-block-label {
  font-size: .88rem;
  font-weight: 700;
  color: var(--color-text-primary);
}

.about-block-value {
  font-size: .8rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* ============================================================
   PROCESS
   ============================================================ */

.process { overflow: hidden; }

.process-timeline {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: 820px;
  margin: 0 auto;
}

.process-step {
  display: flex;
  gap: 28px;
}

.process-step-marker {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex-shrink: 0;
  width: 48px;
}

.process-step-number {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-bg-deep);
  background: linear-gradient(135deg, var(--color-accent-teal), var(--color-accent-teal-light));
  border-radius: 50%;
  flex-shrink: 0;
  box-shadow: var(--shadow-glow);
}

.process-step-line {
  width: 2px;
  flex: 1;
  min-height: 24px;
  background: linear-gradient(180deg, var(--color-accent-teal-dark), transparent);
  margin: 8px 0;
}

.process-step:last-child .process-step-line { display: none; }

.process-step-card {
  flex: 1;
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: 30px;
  margin-bottom: 28px;
  transition: all var(--transition);
}
.process-step-card:hover {
  border-color: var(--color-accent-teal-dark);
  box-shadow: var(--shadow-md);
}

.process-step-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 8px;
}

.process-step-desc {
  font-size: .9rem;
  color: var(--color-text-muted);
  line-height: 1.65;
  margin-bottom: 14px;
}

.process-step-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.process-step-list li {
  font-size: .85rem;
  color: var(--color-text-secondary);
  padding-left: 18px;
  position: relative;
}
.process-step-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 9px;
  width: 6px;
  height: 6px;
  background: var(--color-accent-teal);
  border-radius: 50%;
}

/* ============================================================
   INDUSTRIES
   ============================================================ */

.industries { overflow: hidden; }

.industries-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.industry-card {
  perspective: 800px;
  height: 220px;
}

.industry-card-front {
  width: 100%;
  height: 100%;
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: 32px 26px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: all var(--transition);
  box-shadow: var(--shadow-sm);
}
.industry-card-front:hover {
  border-color: var(--color-accent-teal-dark);
  box-shadow: var(--shadow-md), var(--shadow-glow);
  transform: translateY(-4px);
}

.industry-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(20, 184, 166, .1);
  border-radius: var(--radius-md);
  transition: all var(--transition);
}
.industry-card-front:hover .industry-icon { background: rgba(20, 184, 166, .18); }

.industry-title,
.industry-card-front h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-text-primary);
}

.industry-desc,
.industry-card-front p {
  font-size: .85rem;
  color: var(--color-text-muted);
  line-height: 1.55;
}

/* ============================================================
   STATS
   ============================================================ */

.stats {
  padding: 80px 0;
  background: linear-gradient(180deg, var(--color-bg-surface), var(--color-bg-deep));
  border-top: 1px solid var(--color-border-light);
  border-bottom: 1px solid var(--color-border-light);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.stat-item {
  text-align: center;
  padding: 30px 16px;
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  transition: all var(--transition);
}
.stat-item:hover {
  border-color: var(--color-accent-gold);
  box-shadow: var(--shadow-gold);
  transform: translateY(-3px);
}

.stat-number {
  display: block;
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--color-accent-gold);
  line-height: 1.2;
  margin-bottom: 6px;
}

.stat-label {
  font-size: .88rem;
  color: var(--color-text-muted);
  font-weight: 500;
}

/* ============================================================
   TESTIMONIALS
   ============================================================ */

.testimonials { overflow: hidden; }

.testimonials-grid,
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.testimonial,
.testimonial-card {
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: 34px 28px;
  display: flex;
  flex-direction: column;
  transition: all var(--transition);
  box-shadow: var(--shadow-sm);
}
.testimonial-card:hover,
.testimonial:hover {
  border-color: var(--color-accent-teal-dark);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.star {
  color: var(--color-accent-gold);
  font-size: 1.1rem;
  letter-spacing: 2px;
  line-height: 1;
}

.testimonial-stars { margin-bottom: 14px; }

.testimonial-text {
  font-size: .95rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
  font-style: italic;
  flex: 1;
  margin-bottom: 20px;
}

.testimonial-author {
  padding-top: 16px;
  border-top: 1px solid var(--color-border);
}

.testimonial-name {
  display: block;
  font-size: .92rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 2px;
  font-style: normal;
}

.testimonial-role {
  font-size: .8rem;
  color: var(--color-text-muted);
  font-style: normal;
}

/* ============================================================
   CONTACT
   ============================================================ */

.contact { overflow: hidden; }

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 64px;
  align-items: start;
}

.contact-info .section-tag { display: inline-block; margin-bottom: 14px; }

.contact-text {
  font-size: 1rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-top: 12px;
  margin-bottom: 28px;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-detail {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  font-size: .92rem;
  color: var(--color-text-secondary);
}

.contact-detail-icon {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  background: rgba(20, 184, 166, .1);
  border-radius: var(--radius-sm);
}

/* Contact Form */
.contact-form {
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  box-shadow: var(--shadow-md);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 18px;
}

.form-label {
  font-size: .82rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  letter-spacing: .01em;
}

.form-input {
  width: 100%;
  background: var(--color-bg-deep);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  font-family: var(--font-stack);
  font-size: .92rem;
  color: var(--color-text-primary);
  transition: all var(--transition);
  outline: none;
}
.form-input::placeholder { color: var(--color-text-muted); opacity: .7; }
.form-input:focus {
  border-color: var(--color-accent-teal);
  box-shadow: 0 0 0 3px rgba(20, 184, 166, .12);
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%238FA3A8' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 38px;
  cursor: pointer;
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

/* ============================================================
   FOOTER
   ============================================================ */

.site-footer {
  background: var(--color-bg-deeper);
  border-top: 1px solid var(--color-border-light);
  padding: 72px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.footer-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-text-primary);
  transition: opacity var(--transition);
}
.footer-logo:hover { opacity: .8; }

.footer-desc {
  font-size: .88rem;
  color: var(--color-text-muted);
  line-height: 1.65;
  max-width: 280px;
}

.footer-heading {
  font-size: .85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--color-text-secondary);
  margin-bottom: 18px;
}

.footer-links-group { display: flex; flex-direction: column; }

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.footer-links a,
.footer-legal-links a {
  font-size: .88rem;
  color: var(--color-text-muted);
  transition: color var(--transition);
}
.footer-links a:hover,
.footer-legal-links a:hover {
  color: var(--color-accent-teal-light);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  padding: 24px 0;
  border-top: 1px solid var(--color-border);
}

.footer-copy {
  font-size: .82rem;
  color: var(--color-text-muted);
}

.footer-legal-links {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: .82rem;
}

.footer-divider {
  color: var(--color-border);
  font-size: .82rem;
  user-select: none;
}

/* ============================================================
   RESPONSIVE — Tablet (≤1024px)
   ============================================================ */

@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; text-align: center; }
  .hero-subtitle { max-width: 100%; margin-left: auto; margin-right: auto; }
  .hero-actions { justify-content: center; }
  .hero-trust { justify-content: center; }
  .hero-visual { height: 340px; max-width: 460px; margin: 0 auto; }
  .hero-title { font-size: 2.6rem; }

  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .industries-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid { grid-template-columns: 1fr; }
  .about-visual-inner { max-width: 100%; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .testimonials-grid,
  .testimonial-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

/* ============================================================
   RESPONSIVE — Mobile Nav Breakpoint (~880px)
   ============================================================ */

@media (max-width: 880px) {
  .main-nav {
    position: fixed;
    top: 0;
    right: 0;
    width: 280px;
    height: 100vh;
    background: var(--color-bg-deeper);
    border-left: 1px solid var(--color-border);
    padding: 90px 32px 40px;
    transform: translateX(100%);
    transition: transform var(--transition-slow);
    z-index: 1050;
    margin-left: 0;
  }
  .main-nav.active { transform: translateX(0); }

  .nav-list {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }
  .nav-link {
    font-size: 1rem;
    padding: 12px 16px;
    width: 100%;
  }

  .mobile-toggle { display: flex; }
  .header-cta { display: none; }

  .site-header .header-cta { margin-left: auto; margin-right: 12px; }

  .hero { padding: 60px 0 80px; }
  .hero-title { font-size: 2.2rem; }
  .hero-visual { height: 280px; }
  .hero-trust { gap: 24px; flex-wrap: wrap; }
  .hero-trust-number { font-size: 1.3rem; }
  .hero-trust-label { font-size: .75rem; }

  .services-grid { grid-template-columns: 1fr; }
  .industries-grid { grid-template-columns: 1fr 1fr; }
  .process-step { gap: 18px; }
  .process-step-card { padding: 22px; }
  .process-step-number { width: 38px; height: 38px; font-size: .9rem; }

  .section-title { font-size: 1.9rem; }
  .section { padding: 70px 0; }

  .form-row { grid-template-columns: 1fr; }
  .contact-form { padding: 28px 22px; }

  .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

/* ============================================================
   RESPONSIVE — Small Mobile (≤600px)
   ============================================================ */

@media (max-width: 600px) {
  .container { padding: 0 18px; }

  .hero { padding: 48px 0 64px; }
  .hero-title { font-size: 1.8rem; }
  .hero-subtitle { font-size: .95rem; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn { justify-content: center; }
  .hero-trust { flex-direction: column; gap: 16px; border-top: none; padding-top: 24px; }
  .hero-visual { height: 220px; }
  .hero-card-1 { width: 140px; height: 90px; padding: 16px; top: 10px; right: 10px; }
  .hero-card-2 { width: 170px; height: 140px; padding: 18px; top: 50px; left: 10px; }
  .hero-card-3 { width: 120px; height: 120px; padding: 14px; bottom: 10px; right: 10px; }
  .hero-card-nodes { gap: 8px; }
  .node { width: 7px; height: 7px; }

  .section-title { font-size: 1.6rem; }
  .section { padding: 56px 0; }
  .section-header { margin-bottom: 40px; }

  .services-grid { grid-template-columns: 1fr; }
  .industries-grid { grid-template-columns: 1fr; }
  .industry-card { height: auto; min-height: 180px; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .testimonials-grid,
  .testimonial-grid { grid-template-columns: 1fr; }
  .about-visual-inner { grid-template-columns: 1fr; gap: 14px; }
  .about-block-1 { grid-row: auto; }
  .about-value { flex-direction: column; gap: 8px; }

  .process-step { gap: 12px; }
  .process-step-marker { width: 36px; }
  .process-step-number { width: 32px; height: 32px; font-size: .8rem; }
  .process-step-card { padding: 18px; }
  .process-step-title { font-size: 1rem; }

  .stats-grid { gap: 14px; }
  .stat-number { font-size: 1.8rem; }

  .contact-grid { gap: 36px; }
  .contact-form { padding: 22px 16px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-desc { max-width: 100%; }
  .footer-bottom { gap: 10px; }
  .footer-legal-links { flex-wrap: wrap; justify-content: center; }
}