/* ============================================
   Session Pilot - Landing Page Styles
   ============================================ */

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

:root {
  --primary: #4CAF50;
  --primary-dark: #388E3C;
  --primary-light: #66BB6A;
  --accent: #1E88E5;
  --bg: #0a0f1a;
  --bg-card: #111827;
  --bg-card-hover: #1a2332;
  --bg-surface: #0f172a;
  --text: #e2e8f0;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  --border: #1e293b;
  --border-light: #334155;
  --green: #4CAF50;
  --yellow: #eab308;
  --orange: #E67300;
  --red: #C62828;
  --gradient: linear-gradient(135deg, #388E3C 0%, #66BB6A 50%, #4CAF50 100%);
  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 16px;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'SF Mono', Consolas, monospace;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: var(--primary-light); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--primary); }

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* --- Navigation --- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: 16px 0;
  background: rgba(10, 15, 26, 0.8);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
  transition: all 0.3s;
}
.nav.scrolled { border-bottom-color: var(--border); padding: 12px 0; }
.nav-inner { max-width: 1200px; margin: 0 auto; padding: 0 24px; display: flex; align-items: center; justify-content: space-between; }
.nav-logo { display: flex; align-items: center; gap: 10px; color: var(--text); font-size: 20px; letter-spacing: -0.02em; }
.nav-logo strong { color: var(--primary-light); }
.nav-logo-img { height: 36px; width: auto; }
.nav-logo-icon { width: 32px; height: 32px; color: var(--primary-light); }
.nav-links { display: flex; align-items: center; gap: 32px; }
.nav-links a { color: var(--text-muted); font-size: 14px; font-weight: 500; transition: color 0.2s; }
.nav-links a:hover { color: var(--text); }
.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 4px; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--text); margin: 5px 0; border-radius: 1px; transition: all 0.3s; }

/* --- Buttons --- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 10px 24px; border-radius: var(--radius-sm);
  font-size: 14px; font-weight: 600; font-family: var(--font);
  cursor: pointer; transition: all 0.2s; border: none; text-decoration: none;
}
.btn-sm { padding: 8px 16px; font-size: 13px; }
.btn-lg { padding: 14px 32px; font-size: 16px; }
.btn-primary {
  background: var(--gradient); color: #fff;
  box-shadow: 0 4px 15px rgba(76, 175, 80, 0.3);
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 6px 20px rgba(76, 175, 80, 0.4); color: #fff; }
.btn-outline {
  background: transparent; color: var(--text);
  border: 1px solid var(--border-light);
}
.btn-outline:hover { border-color: var(--primary); color: var(--primary-light); }

/* --- Hero --- */
.hero {
  position: relative; min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  padding: 120px 0 80px; overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 80% 60% at 50% 30%, rgba(76, 175, 80, 0.12) 0%, transparent 70%),
              radial-gradient(ellipse 50% 40% at 80% 50%, rgba(30, 136, 229, 0.08) 0%, transparent 60%);
}
.hero-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(76, 175, 80, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(76, 175, 80, 0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 60% 50% at 50% 40%, #000 20%, transparent 80%);
}
.hero-content { position: relative; text-align: center; max-width: 800px; }
.hero-logo {
  height: 64px; width: auto; margin-bottom: 32px;
  filter: brightness(1.1);
}
.hero-badge {
  display: inline-block; padding: 6px 16px; border-radius: 20px;
  background: rgba(76, 175, 80, 0.1); border: 1px solid rgba(76, 175, 80, 0.2);
  color: var(--primary-light); font-size: 13px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 24px;
}
.hero h1 {
  font-size: clamp(40px, 6vw, 72px); font-weight: 800;
  line-height: 1.1; letter-spacing: -0.03em; margin-bottom: 24px;
}
.gradient-text {
  background: var(--gradient);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-subtitle { font-size: 18px; color: var(--text-muted); max-width: 600px; margin: 0 auto 40px; line-height: 1.7; }
.hero-actions { display: flex; gap: 16px; justify-content: center; margin-bottom: 64px; flex-wrap: wrap; }
.hero-stats { display: flex; align-items: center; justify-content: center; gap: 40px; }
.hero-stat { text-align: center; }
.hero-stat-value { display: block; font-size: 32px; font-weight: 800; color: var(--text); letter-spacing: -0.02em; }
.hero-stat-label { font-size: 13px; color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.05em; }
.hero-stat-divider { width: 1px; height: 40px; background: var(--border); }
.hero-fade { position: absolute; bottom: 0; left: 0; right: 0; height: 120px; background: linear-gradient(transparent, var(--bg)); }

/* --- Sections --- */
.section { padding: 100px 0; }
.section-dark { background: var(--bg-surface); }
.section-header { text-align: center; max-width: 700px; margin: 0 auto 64px; }
.section-tag {
  display: inline-block; padding: 4px 12px; border-radius: 4px;
  background: rgba(76, 175, 80, 0.1); color: var(--primary-light);
  font-size: 12px; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.08em; margin-bottom: 16px;
}
.section-header h2 { font-size: clamp(28px, 4vw, 42px); font-weight: 800; letter-spacing: -0.02em; line-height: 1.2; margin-bottom: 16px; }
.section-desc { font-size: 16px; color: var(--text-muted); line-height: 1.7; }

/* --- Problem Grid --- */
.problem-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.problem-card {
  padding: 32px; border-radius: var(--radius);
  background: var(--bg-card); border: 1px solid var(--border);
  transition: all 0.3s;
}
.problem-card:hover { border-color: var(--border-light); transform: translateY(-2px); }
.problem-icon { width: 44px; height: 44px; border-radius: var(--radius-sm); background: rgba(30, 136, 229, 0.1); display: flex; align-items: center; justify-content: center; margin-bottom: 16px; }
.problem-icon svg { width: 22px; height: 22px; color: var(--accent); }
.problem-card h3 { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.problem-card p { font-size: 14px; color: var(--text-muted); line-height: 1.6; }

/* --- Features Grid --- */
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.feature-card {
  padding: 32px; border-radius: var(--radius);
  background: var(--bg-card); border: 1px solid var(--border);
  transition: all 0.3s;
}
.feature-card:hover { border-color: var(--primary); transform: translateY(-2px); box-shadow: 0 8px 30px rgba(76, 175, 80, 0.08); }
.feature-card-lg { grid-column: span 1; grid-row: span 2; }
.feature-icon-wrap {
  width: 48px; height: 48px; border-radius: var(--radius-sm);
  background: rgba(76, 175, 80, 0.1); display: flex; align-items: center; justify-content: center; margin-bottom: 20px;
}
.feature-icon-wrap svg { width: 24px; height: 24px; color: var(--primary-light); }
.feature-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.feature-card p { font-size: 14px; color: var(--text-muted); line-height: 1.6; }
.feature-list { list-style: none; margin-top: 16px; }
.feature-list li { font-size: 14px; color: var(--text-muted); padding: 6px 0; padding-left: 20px; position: relative; }
.feature-list li::before { content: ''; position: absolute; left: 0; top: 13px; width: 6px; height: 6px; border-radius: 50%; background: var(--primary); }

/* --- Architecture --- */
.arch-grid { display: grid; grid-template-columns: 1fr auto 1fr; gap: 32px; align-items: center; }
.arch-card {
  padding: 36px; border-radius: var(--radius);
  background: var(--bg-card); border: 1px solid var(--border);
}
.arch-badge {
  display: inline-block; padding: 4px 10px; border-radius: 4px;
  background: rgba(76, 175, 80, 0.1); color: var(--primary-light);
  font-size: 11px; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.05em; margin-bottom: 12px;
}
.arch-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; font-family: var(--font-mono); }
.arch-card p { font-size: 14px; color: var(--text-muted); margin-bottom: 16px; }
.arch-list { list-style: none; }
.arch-list li {
  font-size: 13px; color: var(--text-muted); padding: 6px 0; padding-left: 18px; position: relative;
}
.arch-list li::before { content: ''; position: absolute; left: 0; top: 12px; width: 4px; height: 4px; border-radius: 50%; background: var(--accent); }
.arch-connector { display: flex; flex-direction: column; align-items: center; gap: 8px; color: var(--text-dim); }
.arch-connector svg { width: 60px; height: 24px; }
.arch-connector span { font-size: 11px; text-transform: uppercase; letter-spacing: 0.05em; white-space: nowrap; }

/* --- Dashboard Preview --- */
.dashboard-preview {
  border-radius: var(--radius-lg); overflow: hidden;
  border: 1px solid var(--border); background: var(--bg-card);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  margin-bottom: 48px;
}
.dashboard-chrome {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 16px; background: #0d1117; border-bottom: 1px solid var(--border);
}
.dashboard-title { font-size: 12px; color: var(--text-dim); flex: 1; text-align: center; }
.dashboard-body { padding: 24px; }

.dash-seats { margin-bottom: 24px; }
.dash-seats-header { display: flex; justify-content: space-between; font-size: 14px; margin-bottom: 8px; }
.dash-seats-count { color: var(--text-muted); }
.dash-seats-bar { height: 8px; border-radius: 4px; background: var(--border); overflow: hidden; }
.dash-seats-fill { height: 100%; border-radius: 4px; background: var(--gradient); transition: width 1s ease; }

.dash-table { margin-bottom: 24px; overflow-x: auto; }
.dash-table table { width: 100%; border-collapse: collapse; font-size: 13px; }
.dash-table th { text-align: left; padding: 10px 12px; color: var(--text-dim); font-weight: 600; text-transform: uppercase; font-size: 11px; letter-spacing: 0.05em; border-bottom: 1px solid var(--border); }
.dash-table td { padding: 10px 12px; border-bottom: 1px solid var(--border); color: var(--text-muted); }
.dash-table tr:hover td { background: rgba(76, 175, 80, 0.03); }
.row-dim td { opacity: 0.5; }

.status-dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; }
.status-active { background: var(--green); box-shadow: 0 0 6px rgba(34, 197, 94, 0.4); }
.status-warning { background: var(--yellow); box-shadow: 0 0 6px rgba(234, 179, 8, 0.4); }
.status-disconnected { background: var(--text-dim); }

.dash-alerts { display: flex; flex-direction: column; gap: 12px; }
.dash-alert {
  display: flex; align-items: center; gap: 12px;
  padding: 14px 16px; border-radius: var(--radius-sm);
  font-size: 13px;
}
.dash-alert-red { background: rgba(239, 68, 68, 0.08); border: 1px solid rgba(239, 68, 68, 0.2); }
.dash-alert-orange { background: rgba(249, 115, 22, 0.08); border: 1px solid rgba(249, 115, 22, 0.2); }
.dash-alert-icon {
  width: 32px; height: 32px; min-width: 32px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 16px;
}
.dash-alert-red .dash-alert-icon { background: rgba(239, 68, 68, 0.15); color: var(--red); }
.dash-alert-orange .dash-alert-icon { background: rgba(249, 115, 22, 0.15); color: var(--orange); }
.dash-alert-icon svg { width: 16px; height: 16px; }
.dash-alert strong { display: block; color: var(--text); margin-bottom: 2px; }
.dash-alert p { color: var(--text-muted); margin: 0; }

.dashboard-features { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.dash-feature { text-align: center; }
.dash-feature h4 { font-size: 15px; font-weight: 700; margin-bottom: 6px; }
.dash-feature p { font-size: 13px; color: var(--text-muted); }

/* --- Alerts Table --- */
.alerts-table-wrap { overflow-x: auto; margin-bottom: 48px; }
.alerts-table { width: 100%; border-collapse: collapse; }
.alerts-table th {
  text-align: left; padding: 14px 16px; font-size: 12px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.05em; color: var(--text-dim);
  border-bottom: 1px solid var(--border);
}
.alerts-table td { padding: 16px; border-bottom: 1px solid var(--border); font-size: 14px; color: var(--text-muted); }
.alert-badge {
  display: inline-block; padding: 4px 10px; border-radius: 4px;
  font-size: 12px; font-weight: 700;
}
.alert-badge-red { background: rgba(239, 68, 68, 0.12); color: var(--red); }
.alert-badge-orange { background: rgba(249, 115, 22, 0.12); color: var(--orange); }
.alert-badge-blue { background: rgba(30, 136, 229, 0.12); color: var(--accent); }

.alerts-features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.alert-feature-card { padding: 28px; border-radius: var(--radius); background: var(--bg-card); border: 1px solid var(--border); text-align: center; }
.alert-feature-icon { width: 48px; height: 48px; border-radius: 50%; background: rgba(76, 175, 80, 0.1); display: flex; align-items: center; justify-content: center; margin: 0 auto 16px; }
.alert-feature-icon svg { width: 22px; height: 22px; color: var(--primary-light); }
.alert-feature-card h4 { font-size: 16px; font-weight: 700; margin-bottom: 6px; }
.alert-feature-card p { font-size: 13px; color: var(--text-muted); }

/* --- Two Column Layout --- */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; }
.two-col-reverse .two-col-content { order: 2; }
.two-col-reverse .two-col-visual { order: 1; }
.two-col-content h2 { font-size: 32px; font-weight: 800; letter-spacing: -0.02em; line-height: 1.2; margin-bottom: 16px; }
.two-col-content p { font-size: 15px; color: var(--text-muted); line-height: 1.7; margin-bottom: 24px; }

.check-list { list-style: none; }
.check-list li {
  font-size: 14px; color: var(--text-muted); padding: 8px 0; padding-left: 28px; position: relative;
}
.check-list li::before {
  content: ''; position: absolute; left: 0; top: 12px;
  width: 16px; height: 16px; border-radius: 50%;
  background: rgba(34, 197, 94, 0.15);
  border: 2px solid var(--green);
}
.check-list li::after {
  content: ''; position: absolute; left: 5px; top: 17px;
  width: 6px; height: 3px; border-left: 2px solid var(--green);
  border-bottom: 2px solid var(--green); transform: rotate(-45deg);
}

.divider { height: 1px; background: var(--border); margin: 80px 0; }

/* --- Chat Preview --- */
.chat-preview {
  border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--border); background: var(--bg-card);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.2);
}
.chat-header {
  display: flex; align-items: center; gap: 8px;
  padding: 14px 16px; background: rgba(76, 175, 80, 0.08);
  border-bottom: 1px solid var(--border);
  font-size: 14px; font-weight: 600; color: var(--primary-light);
}
.chat-messages { padding: 20px; display: flex; flex-direction: column; gap: 12px; }
.chat-msg { max-width: 85%; padding: 12px 16px; border-radius: 12px; font-size: 14px; }
.chat-msg p { margin: 0; }
.chat-msg-admin { background: rgba(76, 175, 80, 0.1); border: 1px solid rgba(76, 175, 80, 0.15); align-self: flex-start; }
.chat-msg-user { background: rgba(34, 197, 94, 0.1); border: 1px solid rgba(34, 197, 94, 0.15); align-self: flex-end; }
.chat-time { font-size: 11px; color: var(--text-dim); margin-top: 4px; display: block; }
.chat-replies { padding: 12px 16px; border-top: 1px solid var(--border); display: flex; gap: 8px; flex-wrap: wrap; }
.chat-reply-btn {
  padding: 6px 14px; border-radius: 16px; border: 1px solid var(--border-light);
  background: transparent; color: var(--text-muted); font-size: 13px;
  font-family: var(--font); cursor: pointer; transition: all 0.2s;
}
.chat-reply-btn:hover { border-color: var(--primary); color: var(--primary-light); }

/* --- Maintenance Preview --- */
.maint-preview {
  border-radius: var(--radius); overflow: hidden;
  background: rgba(239, 68, 68, 0.03);
  border: 1px solid rgba(239, 68, 68, 0.15);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.2);
}
.maint-overlay { padding: 48px 32px; text-align: center; }
.maint-icon { margin-bottom: 20px; color: var(--orange); }
.maint-overlay h3 { font-size: 22px; font-weight: 700; margin-bottom: 12px; }
.maint-overlay p { font-size: 14px; color: var(--text-muted); margin-bottom: 24px; }
.maint-btn {
  padding: 12px 32px; border-radius: var(--radius-sm);
  background: var(--red); color: #fff; border: none;
  font-size: 14px; font-weight: 600; font-family: var(--font); cursor: pointer;
}

.maintenance-compare { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.maint-tier { padding: 20px; border-radius: var(--radius-sm); background: var(--bg-card); border: 1px solid var(--border); }
.maint-tier h4 { font-size: 15px; font-weight: 700; margin-bottom: 12px; color: var(--text); }
.maint-tier ul { list-style: none; }
.maint-tier li { font-size: 13px; color: var(--text-muted); padding: 4px 0; padding-left: 16px; position: relative; }
.maint-tier li::before { content: ''; position: absolute; left: 0; top: 10px; width: 4px; height: 4px; border-radius: 50%; background: var(--accent); }

/* --- Enterprise Grid --- */
.enterprise-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin-bottom: 48px; }
.enterprise-card { padding: 32px; border-radius: var(--radius); background: var(--bg-card); border: 1px solid var(--border); }
.enterprise-icon {
  width: 48px; height: 48px; border-radius: var(--radius-sm);
  background: rgba(76, 175, 80, 0.1); display: flex; align-items: center; justify-content: center; margin-bottom: 16px;
}
.enterprise-icon svg { width: 24px; height: 24px; color: var(--primary-light); }
.enterprise-card h3 { font-size: 17px; font-weight: 700; margin-bottom: 8px; }
.enterprise-card p { font-size: 14px; color: var(--text-muted); line-height: 1.6; }

/* --- Log Preview --- */
.log-preview {
  border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--border); background: #0d1117;
}
.log-header {
  display: flex; align-items: center; gap: 8px;
  padding: 10px 16px; background: rgba(255, 255, 255, 0.02);
  border-bottom: 1px solid var(--border);
  font-size: 12px; color: var(--text-dim); font-family: var(--font-mono);
}
.log-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--green); animation: pulse 2s infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }
.log-body { padding: 16px; overflow-x: auto; }
.log-line { font-family: var(--font-mono); font-size: 12px; color: var(--text-muted); padding: 3px 0; white-space: nowrap; }
.log-time { color: var(--text-dim); }
.log-level { font-weight: 700; margin: 0 4px; padding: 1px 4px; border-radius: 2px; font-size: 11px; }
.log-inf { color: var(--green); }
.log-wrn { color: var(--yellow); background: rgba(234, 179, 8, 0.1); }

/* --- Deployment --- */
.deploy-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; margin-bottom: 64px; }
.deploy-step { text-align: center; }
.deploy-step-num {
  width: 48px; height: 48px; border-radius: 50%;
  background: var(--gradient); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; font-weight: 800; margin: 0 auto 16px;
}
.deploy-step h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.deploy-step code {
  display: inline-block; padding: 6px 16px; border-radius: 6px;
  background: var(--bg-card); border: 1px solid var(--border);
  font-family: var(--font-mono); font-size: 13px; color: var(--accent);
  margin-bottom: 12px;
}
.deploy-step p { font-size: 14px; color: var(--text-muted); }

.requirements { padding: 36px; border-radius: var(--radius); background: var(--bg-card); border: 1px solid var(--border); }
.requirements h3 { font-size: 18px; font-weight: 700; margin-bottom: 20px; }
.req-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.req-item { display: flex; gap: 12px; font-size: 14px; }
.req-item strong { color: var(--text); min-width: 100px; }
.req-item span { color: var(--text-muted); }

/* --- Specs --- */
.specs-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.spec-group { padding: 28px; border-radius: var(--radius); background: var(--bg-card); border: 1px solid var(--border); }
.spec-group h4 {
  font-size: 13px; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.05em; color: var(--primary-light); margin-bottom: 16px;
  padding-bottom: 12px; border-bottom: 1px solid var(--border);
}
.spec-row { display: flex; justify-content: space-between; padding: 8px 0; font-size: 13px; border-bottom: 1px solid rgba(255, 255, 255, 0.03); }
.spec-row:last-child { border-bottom: none; }
.spec-row span:first-child { color: var(--text-muted); }
.spec-row span:last-child { color: var(--text); font-family: var(--font-mono); font-size: 12px; }

/* --- CTA --- */
.section-cta {
  background: radial-gradient(ellipse 60% 60% at 50% 100%, rgba(76, 175, 80, 0.1) 0%, transparent 60%);
}
.cta-content { text-align: center; max-width: 700px; margin: 0 auto; }
.cta-content h2 { font-size: clamp(28px, 4vw, 40px); font-weight: 800; letter-spacing: -0.02em; line-height: 1.2; margin-bottom: 16px; }
.cta-content p { font-size: 16px; color: var(--text-muted); margin-bottom: 32px; }
.cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* --- Footer --- */
.footer { padding: 48px 0 32px; border-top: 1px solid var(--border); }
.footer-inner { display: flex; flex-direction: column; align-items: center; gap: 12px; text-align: center; }
.footer-tagline { font-size: 13px; color: var(--text-dim); max-width: 400px; }
.footer-email { font-size: 13px; color: var(--text-muted); transition: color 0.2s; }
.footer-email:hover { color: var(--text); }
.footer-copy { font-size: 12px; color: var(--text-dim); margin-top: 8px; }

/* --- Responsive --- */
@media (max-width: 1024px) {
  .problem-grid, .features-grid, .enterprise-grid, .alerts-features { grid-template-columns: repeat(2, 1fr); }
  .feature-card-lg { grid-column: span 1; grid-row: span 1; }
  .arch-grid { grid-template-columns: 1fr; }
  .arch-connector { flex-direction: row; padding: 20px 0; }
  .dashboard-features { grid-template-columns: repeat(2, 1fr); }
  .specs-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .section { padding: 64px 0; }
  .nav-links { display: none; position: absolute; top: 100%; left: 0; right: 0; flex-direction: column; background: var(--bg-surface); padding: 24px; gap: 16px; border-bottom: 1px solid var(--border); }
  .nav-links.open { display: flex; }
  .nav-toggle { display: block; }
  .problem-grid, .features-grid, .enterprise-grid, .alerts-features, .deploy-steps { grid-template-columns: 1fr; }
  .two-col { grid-template-columns: 1fr; gap: 40px; }
  .two-col-reverse .two-col-content { order: 1; }
  .two-col-reverse .two-col-visual { order: 2; }
  .hero-stats { flex-direction: column; gap: 20px; }
  .hero-stat-divider { width: 40px; height: 1px; }
  .dashboard-features { grid-template-columns: 1fr; }
  .maintenance-compare { grid-template-columns: 1fr; }
  .req-grid { grid-template-columns: 1fr; }
}