/* ============================================================
   Ring1 Security — Dark Blue Neon Theme
   ============================================================ */

:root {
  --bg-base:       #070b14;
  --bg-surface:    #0d1524;
  --bg-card:       #111c2e;
  --bg-card-hover: #162035;

  --neon-blue:     #00d4ff;
  --neon-cyan:     #00ffcc;
  --neon-purple:   #7c5cfc;
  --accent:        #00d4ff;

  --text-primary:  #e8f0fe;
  --text-secondary:#8ca3c0;
  --text-muted:    #4a6080;

  --border:        rgba(0, 212, 255, 0.12);
  --border-hover:  rgba(0, 212, 255, 0.35);

  --font-sans:     'Inter', system-ui, sans-serif;
  --font-display:  'Space Grotesk', system-ui, sans-serif;

  --radius-sm:     6px;
  --radius-md:     12px;
  --radius-lg:     20px;

  --transition:    0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  background: var(--bg-base);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* ── Container ─────────────────────────────────────────────── */
.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── Typography helpers ─────────────────────────────────────── */
.gradient-text {
  background: linear-gradient(135deg, var(--neon-blue), var(--neon-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--neon-blue);
  border: 1px solid var(--border);
  padding: 4px 14px;
  border-radius: 100px;
  margin-bottom: 20px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 16px;
}

.section-sub {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin-bottom: 56px;
  line-height: 1.7;
}

.section { padding: 100px 0; }

/* ── Buttons ─────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  line-height: 1;
}

.btn-primary {
  background: linear-gradient(135deg, #006dcc, var(--neon-blue));
  color: #fff;
  box-shadow: 0 0 24px rgba(0, 212, 255, 0.3);
}
.btn-primary:hover {
  box-shadow: 0 0 40px rgba(0, 212, 255, 0.55);
  transform: translateY(-2px);
}

.btn-ghost {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border);
}
.btn-ghost:hover {
  border-color: var(--neon-blue);
  color: var(--neon-blue);
  box-shadow: 0 0 16px rgba(0, 212, 255, 0.15);
}

.btn-large {
  padding: 16px 40px;
  font-size: 1.05rem;
  border-radius: var(--radius-md);
}

.btn-nav {
  padding: 8px 20px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, #006dcc, var(--neon-blue));
  color: #fff;
  font-weight: 600;
  font-size: 0.9rem;
  transition: var(--transition);
}
.btn-nav:hover {
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.4);
  transform: translateY(-1px);
}

/* ── Navbar ─────────────────────────────────────────────────── */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 18px 0;
  transition: background var(--transition), backdrop-filter var(--transition);
}
.navbar.scrolled {
  background: rgba(7, 11, 20, 0.88);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}
.logo-bracket { color: var(--text-muted); }
.logo-accent  { color: var(--neon-blue); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}
.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--transition);
}
.nav-links a:hover { color: var(--text-primary); }

.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(--text-primary);
  border-radius: 2px;
  transition: var(--transition);
}

/* ── Hero ─────────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: 80px;
}

.hero-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 212, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 212, 255, 0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, black 30%, transparent 100%);
}

.hero-glow {
  position: absolute;
  top: 20%;
  left: 50%;
  transform: translateX(-50%);
  width: 700px;
  height: 400px;
  background: radial-gradient(ellipse, rgba(0, 212, 255, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 1;
  padding: 80px 24px;
  text-align: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--neon-blue);
  background: rgba(0, 212, 255, 0.07);
  border: 1px solid var(--border);
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 28px;
}
.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--neon-blue);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(0,212,255,0.4); }
  50%       { opacity: 0.7; box-shadow: 0 0 0 6px rgba(0,212,255,0); }
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 6vw, 4.2rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}

.hero-sub {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 40px;
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 64px;
}

.hero-stats {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 40px;
  flex-wrap: wrap;
}
.stat { text-align: center; }
.stat-num {
  display: block;
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--neon-blue);
  line-height: 1.2;
}
.stat-label {
  font-size: 0.78rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

/* ── Services ─────────────────────────────────────────────────── */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  position: relative;
  transition: var(--transition);
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(0,212,255,0.04), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}
.service-card:hover::before { opacity: 1; }
.service-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4), 0 0 40px rgba(0, 212, 255, 0.06);
}

.service-card.featured {
  border-color: rgba(0, 212, 255, 0.3);
  background: linear-gradient(135deg, #0d1a2e, #0f1e30);
}
.service-card.featured::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--neon-blue), transparent);
}

.service-badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--neon-cyan);
  background: rgba(0, 255, 204, 0.08);
  border: 1px solid rgba(0, 255, 204, 0.2);
  padding: 3px 10px;
  border-radius: 100px;
  margin-bottom: 16px;
}

.service-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: rgba(0, 212, 255, 0.08);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--neon-blue);
  margin-bottom: 20px;
}
.service-icon svg { width: 28px; height: 28px; }

.service-card h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.service-card p {
  font-size: 0.93rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 24px;
}

.service-link {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--neon-blue);
  transition: gap var(--transition);
}
.service-link:hover { opacity: 0.8; }

/* ── AI Section ─────────────────────────────────────────────────── */
.ai-section {
  background: linear-gradient(180deg, var(--bg-base), var(--bg-surface), var(--bg-base));
}

.ai-feature-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 60px;
  align-items: start;
  margin-bottom: 80px;
}

/* Workflow diagram */
.workflow-diagram {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
  padding: 40px 32px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  position: relative;
  overflow: hidden;
}
.workflow-diagram::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,212,255,0.04), transparent 50%);
  pointer-events: none;
}

.wf-node {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 16px 32px;
  border-radius: var(--radius-md);
  font-size: 0.88rem;
  font-weight: 600;
  min-width: 180px;
  text-align: center;
  position: relative;
  z-index: 1;
  transition: var(--transition);
}
.wf-icon { font-size: 1.3rem; line-height: 1; }

.wf-trigger  { background: rgba(124,92,252,0.15); border: 1px solid rgba(124,92,252,0.35); color: #a78bfa; }
.wf-n8n      { background: rgba(255,134,0,0.1); border: 1px solid rgba(255,134,0,0.3); color: #fb923c; }
.wf-claude   { background: rgba(0,212,255,0.1); border: 1px solid rgba(0,212,255,0.3); color: var(--neon-blue); }
.wf-output   { background: rgba(0,255,204,0.08); border: 1px solid rgba(0,255,204,0.25); color: var(--neon-cyan); }

.wf-arrow {
  font-size: 1.2rem;
  color: var(--text-muted);
  margin: 8px 0;
  animation: flow 1.5s ease-in-out infinite;
}
@keyframes flow {
  0%, 100% { opacity: 0.4; transform: translateY(0); }
  50%       { opacity: 1; transform: translateY(3px); }
}

/* Steps */
.ai-steps { display: flex; flex-direction: column; gap: 32px; }
.ai-step {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}
.step-num {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--neon-blue);
  background: rgba(0,212,255,0.08);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 4px 10px;
  min-width: 44px;
  text-align: center;
  margin-top: 2px;
}
.step-body h4 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 6px;
}
.step-body p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* Use cases */
.use-cases {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
  background: var(--bg-card);
}
.uc-label {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--neon-blue);
  margin-bottom: 24px;
}
.uc-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.uc-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--text-secondary);
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  transition: var(--transition);
}
.uc-item:hover {
  border-color: var(--border-hover);
  color: var(--text-primary);
}
.uc-item span { font-size: 1rem; }

/* ── About ─────────────────────────────────────────────────────── */
.about-inner {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-text p {
  font-size: 0.98rem;
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: 20px;
}

.about-pillars {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 32px;
}
.pillar {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-primary);
}
.pillar-icon { font-size: 1.1rem; }

/* Shield animation */
.shield-container {
  position: relative;
  width: 280px;
  height: 280px;
  margin: auto;
  display: flex;
  align-items: center;
  justify-content: center;
}
.shield-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid var(--border);
  animation: spin-slow linear infinite;
}
.ring-outer {
  width: 260px; height: 260px;
  border-color: rgba(0,212,255,0.1);
  animation-duration: 20s;
}
.ring-mid {
  width: 200px; height: 200px;
  border-color: rgba(0,212,255,0.15);
  border-style: dashed;
  animation-duration: 14s;
  animation-direction: reverse;
}
.ring-inner {
  width: 140px; height: 140px;
  border-color: rgba(0,212,255,0.2);
  animation-duration: 8s;
}
@keyframes spin-slow {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}
.shield-core {
  width: 88px; height: 88px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 1px solid rgba(0,212,255,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--neon-blue);
  box-shadow: 0 0 30px rgba(0,212,255,0.15);
  z-index: 1;
}

/* ── Contact ─────────────────────────────────────────────────────── */
.contact {
  background: linear-gradient(180deg, var(--bg-base), #0a1020);
  text-align: center;
}
.contact-inner { max-width: 600px; margin: 0 auto; }
.contact .section-sub { margin: 0 auto 40px; }

.contact-note {
  margin-top: 20px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ── Footer ─────────────────────────────────────────────────────── */
.footer {
  border-top: 1px solid var(--border);
  padding: 48px 0 32px;
  background: var(--bg-base);
}
.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 32px;
}
.footer-brand p {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 8px;
}
.footer-links {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
}
.footer-links a {
  font-size: 0.88rem;
  color: var(--text-muted);
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--neon-blue); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* ── Inner pages (terms, privacy) ─────────────────────────────── */
.page-header {
  padding: 140px 0 80px;
  background: linear-gradient(180deg, #0a1020, var(--bg-base));
  border-bottom: 1px solid var(--border);
}
.page-header h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  margin-bottom: 12px;
}
.page-header p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.doc-body {
  padding: 80px 0 120px;
}
.doc-content {
  max-width: 760px;
}
.doc-content h2 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 48px 0 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}
.doc-content h2:first-child { margin-top: 0; }
.doc-content p, .doc-content li {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 14px;
}
.doc-content ul {
  padding-left: 20px;
  list-style: disc;
}
.doc-content a {
  color: var(--neon-blue);
}
.doc-content a:hover { opacity: 0.8; }

/* ── Language Switcher ───────────────────────────────────────────── */
.lang-switch {
  font-size: 0.82rem !important;
  font-weight: 600 !important;
  color: var(--text-muted) !important;
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 4px 12px !important;
  transition: var(--transition);
}
.lang-switch:hover {
  color: var(--neon-blue) !important;
  border-color: var(--border-hover);
}

/* ── Use Cases Section ───────────────────────────────────────────── */
.usecase-section {
  background: linear-gradient(180deg, var(--bg-base), var(--bg-surface));
}

.usecase-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 40px;
}

.usecase-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.usecase-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-3px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.3);
}

.uc-icon {
  font-size: 1.8rem;
  line-height: 1;
}
.uc-dept {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--neon-blue);
}
.uc-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.4;
  color: var(--text-primary);
  margin: 0;
}

.uc-body {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 4px;
}

.uc-before, .uc-after {
  border-radius: var(--radius-sm);
  padding: 14px 16px;
}
.uc-before {
  background: rgba(255, 80, 80, 0.04);
  border: 1px solid rgba(255, 80, 80, 0.12);
}
.uc-after {
  background: rgba(0, 255, 150, 0.04);
  border: 1px solid rgba(0, 255, 150, 0.14);
}

.uc-tag {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: 100px;
  padding: 2px 10px;
  margin-bottom: 10px;
}
.uc-tag-before {
  color: #f87171;
  background: rgba(248, 113, 113, 0.1);
  border: 1px solid rgba(248, 113, 113, 0.2);
}
.uc-tag-after {
  color: #34d399;
  background: rgba(52, 211, 153, 0.1);
  border: 1px solid rgba(52, 211, 153, 0.2);
}

.uc-before ul, .uc-after ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.uc-before li, .uc-after li {
  font-size: 0.83rem;
  color: var(--text-secondary);
  line-height: 1.5;
  padding-left: 14px;
  position: relative;
}
.uc-before li::before {
  content: '–';
  position: absolute;
  left: 0;
  color: #f87171;
  font-weight: 600;
}
.uc-after li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: #34d399;
  font-weight: 700;
  font-size: 0.75rem;
}

.usecase-cta {
  text-align: center;
  padding: 40px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}
.usecase-cta p {
  font-size: 1rem;
  color: var(--text-secondary);
}
.usecase-cta strong { color: var(--text-primary); }

/* ── Solutions Section ───────────────────────────────────────────── */
.solutions-section {
  background: var(--bg-base);
}

.solutions-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.solution-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.solution-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0,212,255,0.03), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}
.solution-card:hover::before { opacity: 1; }
.solution-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-3px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.35);
}

.sol-num {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 800;
  color: rgba(0, 212, 255, 0.12);
  line-height: 1;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.solution-card h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.solution-card p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 20px;
}

.sol-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.sol-tags span {
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--neon-blue);
  background: rgba(0, 212, 255, 0.07);
  border: 1px solid rgba(0, 212, 255, 0.15);
  border-radius: 100px;
  padding: 3px 10px;
}

/* ── Responsive ─────────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: 1fr 1fr; }
  .usecase-grid { grid-template-columns: 1fr 1fr; }
  .solutions-grid { grid-template-columns: 1fr 1fr; }
  .ai-feature-grid { grid-template-columns: 1fr; }
  .ai-visual { order: -1; }
  .workflow-diagram { flex-direction: row; flex-wrap: wrap; justify-content: center; gap: 16px; padding: 32px; }
  .wf-arrow { transform: rotate(-90deg); margin: 0; }
  .uc-grid { grid-template-columns: repeat(2, 1fr); }
  .about-inner { grid-template-columns: 1fr; }
  .about-visual { display: none; }
}

@media (max-width: 768px) {
  .section { padding: 72px 0; }
  .services-grid { grid-template-columns: 1fr; }
  .usecase-grid { grid-template-columns: 1fr; }
  .solutions-grid { grid-template-columns: 1fr; }
  .nav-links {
    display: none;
    position: fixed;
    inset: 0;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 28px;
    background: rgba(7,11,20,0.97);
    backdrop-filter: blur(20px);
    z-index: 99;
    font-size: 1.1rem;
  }
  .nav-links.open { display: flex; }
  .nav-toggle { display: flex; z-index: 101; position: relative; }
  .hero-stats { gap: 24px; }
  .stat-divider { display: none; }
  .uc-grid { grid-template-columns: 1fr 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .use-cases { padding: 28px 20px; }
  .usecase-cta { padding: 28px 20px; }
}

@media (max-width: 480px) {
  .uc-grid { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; align-items: center; }
}