/* Selmorth AI — Brand Styles */

:root {
  --primary-navy: #041535;
  --deep-ocean: #0A3475;
  --electric-blue: #1B74D9;
  --lavender-ai: #A8B0FF;
  --soft-violet: #8E8CFF;
  --ice-white: #F4F7FF;
  --text-muted: rgba(244, 247, 255, 0.65);
  --glass: rgba(255, 255, 255, 0.04);
  --glass-hover: rgba(255, 255, 255, 0.07);
  --glow: 0 0 30px rgba(168, 176, 255, 0.18);
  --radius: 14px;
  --container: 1400px;
  --header-h: 80px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', system-ui, sans-serif;
  font-weight: 400;
  line-height: 1.7;
  color: var(--ice-white);
  background: var(--primary-navy);
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Sora', sans-serif;
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.2;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.25s ease;
}

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

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 2rem;
}

/* ── Header ── */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-h);
  background: rgba(4, 21, 53, 0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(168, 176, 255, 0.08);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.brand-logo {
  height: 40px;
  width: auto;
}

.brand-name {
  font-family: 'Space Grotesk', 'Sora', sans-serif;
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, var(--ice-white) 0%, var(--lavender-ai) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.main-nav a {
  font-size: 0.9rem;
  color: var(--text-muted);
  position: relative;
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--ice-white);
}

.main-nav a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--electric-blue), var(--lavender-ai));
  transition: width 0.3s ease;
}

.main-nav a:hover::after {
  width: 100%;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--ice-white);
  transition: 0.3s;
}

/* ── Buttons ── */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.75rem;
  border-radius: var(--radius);
  font-family: 'Sora', sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  border: none;
  cursor: pointer;
  transition: transform 0.25s ease, box-shadow 0.25s ease, opacity 0.25s ease;
}

.btn-primary {
  background: linear-gradient(135deg, #1B74D9 0%, #A8B0FF 100%);
  color: var(--primary-navy);
  box-shadow: 0 4px 24px rgba(27, 116, 217, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(168, 176, 255, 0.35);
}

.btn-outline {
  background: transparent;
  color: var(--ice-white);
  border: 1px solid rgba(168, 176, 255, 0.3);
}

.btn-outline:hover {
  background: var(--glass);
  border-color: var(--lavender-ai);
}

.btn-ghost {
  background: var(--glass);
  color: var(--lavender-ai);
  backdrop-filter: blur(20px);
}

.btn-ghost:hover {
  background: var(--glass-hover);
  box-shadow: var(--glow);
}

/* ── Section utilities ── */

section {
  padding: 7rem 0;
  position: relative;
}

.section-label {
  display: inline-block;
  font-family: 'Sora', sans-serif;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--lavender-ai);
  margin-bottom: 1rem;
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 1.25rem;
}

.section-desc {
  color: var(--text-muted);
  font-size: 1.05rem;
  max-width: 620px;
}

.text-gradient {
  background: linear-gradient(135deg, var(--lavender-ai) 0%, var(--soft-violet) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── Hero ── */

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--header-h);
  background: linear-gradient(135deg, #041535 0%, #0A3475 55%, #1B74D9 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 80% 20%, rgba(168, 176, 255, 0.12) 0%, transparent 60%),
    radial-gradient(ellipse 40% 40% at 10% 80%, rgba(27, 116, 217, 0.15) 0%, transparent 50%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 4rem;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-content h1 {
  font-size: clamp(2.5rem, 5.5vw, 4.2rem);
  margin-bottom: 1.5rem;
}

.hero-content p {
  font-size: 1.15rem;
  color: rgba(244, 247, 255, 0.8);
  max-width: 540px;
  margin-bottom: 2.5rem;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-visual {
  position: relative;
}

.hero-panel {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(24px);
  border-radius: 24px;
  padding: 2rem;
  box-shadow: var(--glow);
}

.hero-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.stat-item {
  padding: 1.25rem;
  background: rgba(4, 21, 53, 0.5);
  border-radius: var(--radius);
}

.stat-value {
  font-family: 'Sora', sans-serif;
  font-size: 2rem;
  font-weight: 600;
  color: var(--lavender-ai);
  letter-spacing: -0.03em;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

.hero-wave {
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 120px;
  background: var(--primary-navy);
  clip-path: ellipse(55% 100% at 50% 100%);
}

/* ── Split Section ── */

.split-section {
  background: var(--primary-navy);
}

.split-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  min-height: 520px;
  border-radius: 24px;
  overflow: hidden;
}

.split-left {
  padding: 4rem;
  background: var(--deep-ocean);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.split-right {
  padding: 4rem;
  background: linear-gradient(160deg, rgba(10, 52, 117, 0.6) 0%, rgba(4, 21, 53, 0.9) 100%);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.split-right.dark-panel {
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(20px);
}

.feature-list {
  list-style: none;
  margin-top: 2rem;
}

.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 0.85rem 0;
  border-bottom: 1px solid rgba(168, 176, 255, 0.08);
  color: var(--text-muted);
}

.feature-list li:last-child {
  border-bottom: none;
}

.feature-icon {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: linear-gradient(135deg, rgba(27, 116, 217, 0.3), rgba(168, 176, 255, 0.2));
  display: flex;
  align-items: center;
  justify-content: center;
}

.feature-icon svg {
  width: 18px;
  height: 18px;
  stroke: var(--lavender-ai);
}

/* ── Cards Grid ── */

.cards-section {
  background: linear-gradient(180deg, var(--primary-navy) 0%, #061e42 50%, var(--primary-navy) 100%);
}

.cards-header {
  text-align: center;
  margin-bottom: 4rem;
}

.cards-header .section-desc {
  margin: 0 auto;
}

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

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

.card {
  background: var(--glass);
  backdrop-filter: blur(20px);
  border-radius: 20px;
  padding: 2rem;
  transition: transform 0.3s ease, box-shadow 0.3s ease, background 0.3s ease;
}

.card:hover {
  transform: translateY(-4px);
  background: var(--glass-hover);
  box-shadow: var(--glow);
}

.card-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: linear-gradient(135deg, #A8B0FF 0%, #8E8CFF 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.card-icon svg {
  width: 24px;
  height: 24px;
  stroke: var(--primary-navy);
}

.card h3 {
  font-size: 1.15rem;
  margin-bottom: 0.75rem;
}

.card p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.section-cta {
  text-align: center;
  margin-top: 3rem;
}

/* ── Infrastructure Block ── */

.infra-section {
  background: var(--deep-ocean);
  position: relative;
  overflow: hidden;
}

.infra-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(168, 176, 255, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.infra-layout {
  display: grid;
  grid-template-columns: 0.45fr 0.55fr;
  gap: 5rem;
  align-items: center;
}

.infra-visual {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.infra-node {
  aspect-ratio: 1;
  border-radius: 16px;
  background: var(--glass);
  backdrop-filter: blur(20px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 1.25rem;
  transition: box-shadow 0.3s ease;
}

.infra-node:hover {
  box-shadow: var(--glow);
}

.infra-node span {
  font-family: 'Sora', sans-serif;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--lavender-ai);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.infra-node p {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.5rem;
}

/* ── Solutions 2x2 ── */

.solutions-section {
  background: var(--primary-navy);
}

.solution-card {
  position: relative;
  padding: 2.5rem;
  border-radius: 24px;
  min-height: 280px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  overflow: hidden;
}

.solution-card:nth-child(1) {
  background: linear-gradient(145deg, #0A3475 0%, #041535 100%);
}

.solution-card:nth-child(2) {
  background: linear-gradient(145deg, rgba(27, 116, 217, 0.25) 0%, #041535 100%);
}

.solution-card:nth-child(3) {
  background: linear-gradient(145deg, rgba(142, 140, 255, 0.15) 0%, #0A3475 100%);
}

.solution-card:nth-child(4) {
  background: linear-gradient(145deg, #041535 0%, #0A3475 80%);
}

.solution-card::before {
  content: '';
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: rgba(168, 176, 255, 0.1);
}

.solution-card h3 {
  font-size: 1.35rem;
  margin-bottom: 0.75rem;
  position: relative;
}

.solution-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  position: relative;
}

.solution-num {
  position: absolute;
  top: 1.5rem;
  left: 2rem;
  font-family: 'Sora', sans-serif;
  font-size: 3rem;
  font-weight: 600;
  color: rgba(168, 176, 255, 0.15);
  letter-spacing: -0.05em;
}

/* ── Industries ── */

.industries-section {
  background: linear-gradient(180deg, var(--primary-navy) 0%, #061a38 100%);
}

.industries-split {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
  align-items: start;
}

.industry-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.industry-tag {
  padding: 0.65rem 1.25rem;
  background: var(--glass);
  backdrop-filter: blur(20px);
  border-radius: 100px;
  font-size: 0.85rem;
  color: var(--text-muted);
  transition: all 0.25s ease;
}

.industry-tag:hover {
  color: var(--ice-white);
  background: rgba(27, 116, 217, 0.2);
  box-shadow: var(--glow);
}

.industry-metrics {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.metric-box {
  padding: 2rem;
  background: var(--glass);
  backdrop-filter: blur(20px);
  border-radius: 20px;
  text-align: center;
}

.metric-box .metric-value {
  font-family: 'Sora', sans-serif;
  font-size: 2.5rem;
  font-weight: 600;
  background: linear-gradient(135deg, var(--lavender-ai) 0%, var(--soft-violet) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.metric-box .metric-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 0.5rem;
}

/* ── Contact ── */

.contact-section {
  background: linear-gradient(135deg, #041535 0%, #0A3475 40%, #041535 100%);
  position: relative;
}

.contact-section::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(168, 176, 255, 0.3), transparent);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 4rem;
  align-items: start;
}

.contact-info h2 {
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  margin-bottom: 1rem;
}

.contact-info > p {
  color: var(--text-muted);
  margin-bottom: 2.5rem;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.contact-detail {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.contact-detail-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--glass);
  display: flex;
  align-items: center;
  justify-content: center;
}

.contact-detail-icon svg {
  width: 20px;
  height: 20px;
  stroke: var(--lavender-ai);
}

.contact-detail span {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.contact-form-wrap {
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(24px);
  border-radius: 24px;
  padding: 2.5rem;
  box-shadow: var(--glow);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-group label {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: 0.02em;
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 0.85rem 1rem;
  background: rgba(4, 21, 53, 0.6);
  border: 1px solid rgba(168, 176, 255, 0.12);
  border-radius: var(--radius);
  color: var(--ice-white);
  font-family: 'Inter', sans-serif;
  font-size: 0.9rem;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--lavender-ai);
  box-shadow: 0 0 0 3px rgba(168, 176, 255, 0.12);
}

.form-group textarea {
  min-height: 130px;
  resize: vertical;
}

.form-group select {
  cursor: pointer;
}

.form-group select option {
  background: var(--primary-navy);
}

.form-success {
  display: none;
  padding: 1rem;
  background: rgba(27, 116, 217, 0.15);
  border-radius: var(--radius);
  color: var(--lavender-ai);
  font-size: 0.9rem;
  text-align: center;
}

.form-success.visible {
  display: block;
}

/* ── Footer ── */

.site-footer {
  background: #030f24;
  padding: 4rem 0 2rem;
  border-top: 1px solid rgba(168, 176, 255, 0.06);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(4, 1fr);
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand p {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 1rem;
  max-width: 280px;
}

.footer-col h4 {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--lavender-ai);
  margin-bottom: 1.25rem;
}

.footer-col ul {
  list-style: none;
}

.footer-col li {
  margin-bottom: 0.65rem;
}

.footer-col a {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.footer-col a:hover {
  color: var(--ice-white);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 2rem;
  border-top: 1px solid rgba(168, 176, 255, 0.06);
}

.footer-bottom p {
  font-size: 0.8rem;
  color: rgba(244, 247, 255, 0.4);
}

.footer-social {
  display: flex;
  gap: 1rem;
}

.footer-social a {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--glass);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.25s ease, box-shadow 0.25s ease;
}

.footer-social a:hover {
  background: rgba(27, 116, 217, 0.25);
  box-shadow: var(--glow);
}

.footer-social svg {
  width: 16px;
  height: 16px;
  fill: var(--lavender-ai);
}

/* ── Legal / Inner Pages ── */

.page-hero {
  padding: calc(var(--header-h) + 4rem) 0 3rem;
  background: linear-gradient(180deg, #0A3475 0%, var(--primary-navy) 100%);
}

.page-hero h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 0.75rem;
}

.page-hero p {
  color: var(--text-muted);
  max-width: 600px;
}

.legal-content {
  padding: 4rem 0 6rem;
}

.legal-content .container {
  max-width: 820px;
}

.legal-content h2 {
  font-size: 1.35rem;
  margin: 2.5rem 0 1rem;
  color: var(--lavender-ai);
}

.legal-content h3 {
  font-size: 1.05rem;
  margin: 1.75rem 0 0.75rem;
}

.legal-content p,
.legal-content li {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 1rem;
}

.legal-content ul {
  padding-left: 1.5rem;
  margin-bottom: 1rem;
}

.legal-content li {
  margin-bottom: 0.5rem;
}

/* ── Pricing Page ── */

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}

.pricing-card {
  background: var(--glass);
  backdrop-filter: blur(20px);
  border-radius: 24px;
  padding: 2.5rem 2rem;
  display: flex;
  flex-direction: column;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.pricing-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--glow);
}

.pricing-card.featured {
  background: linear-gradient(160deg, rgba(27, 116, 217, 0.2) 0%, rgba(168, 176, 255, 0.08) 100%);
  box-shadow: var(--glow);
}

.pricing-tier {
  font-family: 'Sora', sans-serif;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--lavender-ai);
  margin-bottom: 0.5rem;
}

.pricing-card h3 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.pricing-price {
  font-family: 'Sora', sans-serif;
  font-size: 2rem;
  font-weight: 600;
  margin: 1rem 0;
  color: var(--ice-white);
}

.pricing-price span {
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--text-muted);
}

.pricing-features {
  list-style: none;
  margin: 1.5rem 0;
  flex-grow: 1;
}

.pricing-features li {
  font-size: 0.85rem;
  color: var(--text-muted);
  padding: 0.5rem 0;
  padding-left: 1.5rem;
  position: relative;
}

.pricing-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--lavender-ai);
}

/* ── Support Page ── */

.support-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 2rem;
}

.support-card {
  background: var(--glass);
  backdrop-filter: blur(20px);
  border-radius: 20px;
  padding: 2rem;
  text-align: center;
}

.support-card h3 {
  font-size: 1.1rem;
  margin: 1rem 0 0.5rem;
}

.support-card p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.support-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto;
  border-radius: 16px;
  background: linear-gradient(135deg, #A8B0FF 0%, #8E8CFF 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}

.support-icon svg {
  width: 28px;
  height: 28px;
  stroke: var(--primary-navy);
}

/* ── Responsive ── */

@media (max-width: 1100px) {
  .hero-grid,
  .split-grid,
  .infra-layout,
  .contact-grid,
  .industries-split {
    grid-template-columns: 1fr;
  }

  .split-grid {
    min-height: auto;
  }

  .split-left,
  .split-right {
    padding: 3rem 2rem;
  }

  .cards-grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }

  .pricing-grid,
  .support-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
}

@media (max-width: 768px) {
  section {
    padding: 5rem 0;
  }

  .main-nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: rgba(4, 21, 53, 0.97);
    flex-direction: column;
    padding: 2rem;
    gap: 1.5rem;
    transform: translateY(-120%);
    opacity: 0;
    transition: transform 0.35s ease, opacity 0.35s ease;
    border-bottom: 1px solid rgba(168, 176, 255, 0.08);
  }

  .main-nav.open {
    transform: translateY(0);
    opacity: 1;
  }

  .nav-toggle {
    display: flex;
  }

  .cards-grid-3,
  .cards-grid-2 {
    grid-template-columns: 1fr;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .hero-stats {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  .industry-metrics {
    grid-template-columns: 1fr;
  }
}