/* ReviScout Pro - CSS */
:root {
    --primary: #2563EB;
    --secondary: #1E40AF;
    --success: #16A34A;
    --warning: #D97706;
    --danger: #DC2626;
    --info: #0891B2;
    --dark: #1F2937;
    --light: #F9FAFB;
    --gray: #6B7280;
    --border: #E5E7EB;
    --shadow: 0 1px 3px rgba(0,0,0,.1);
    --radius: 8px;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--dark);
    background: var(--light);
    line-height: 1.5;
}

a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Container */
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* Buttons */
.btn {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 8px 16px; border: none; border-radius: var(--radius);
    font-size: 14px; font-weight: 500; cursor: pointer;
    transition: all .2s; text-decoration: none;
}
.btn:hover { opacity: .9; text-decoration: none; }
.btn-primary { background: var(--primary); color: #fff; }
.btn-success { background: var(--success); color: #fff; }
.btn-danger { background: var(--danger); color: #fff; }
.btn-light { background: #fff; color: var(--dark); }
.btn-outline-primary { background: transparent; color: var(--primary); border: 1px solid var(--primary); }
.btn-outline-light { background: transparent; color: #fff; border: 1px solid rgba(255,255,255,.5); }
.btn-outline-danger { background: transparent; color: var(--danger); border: 1px solid var(--danger); }
.btn-sm { padding: 5px 10px; font-size: 13px; }
.btn-lg { padding: 12px 24px; font-size: 16px; }
.btn-block { width: 100%; justify-content: center; }

/* Badge */
.badge { display: inline-block; padding: 2px 8px; border-radius: 12px; font-size: 12px; font-weight: 500; }
.badge-primary { background: var(--primary); color: #fff; }
.badge-success { background: var(--success); color: #fff; }
.badge-secondary { background: var(--gray); color: #fff; }
.badge-warning { background: var(--warning); color: #fff; }

/* Forms */
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 13px; font-weight: 500; margin-bottom: 4px; color: var(--gray); }
.form-group input, .form-group textarea, .form-group select,
.form-select {
    width: 100%; padding: 10px 12px; border: 1px solid var(--border);
    border-radius: var(--radius); font-size: 14px; outline: none;
    transition: border-color .2s;
}
.form-group input:focus, .form-group textarea:focus, .form-select:focus { border-color: var(--primary); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-select { max-width: 200px; }

/* Alert */
.alert { padding: 10px 14px; border-radius: var(--radius); font-size: 14px; margin-bottom: 12px; }
.alert-danger { background: #FEE2E2; color: var(--danger); border: 1px solid #FECACA; }

/* Card */
.card { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; }
.card-header { padding: 14px 18px; font-weight: 600; font-size: 14px; border-bottom: 1px solid var(--border); display: flex; align-items: center; gap: 8px; justify-content: space-between; }
.card-body { padding: 18px; }
.card-footer { padding: 12px 18px; border-top: 1px solid var(--border); display: flex; gap: 8px; }

/* Navbar */
.navbar { background: var(--dark); padding: 12px 0; position: sticky; top: 0; z-index: 100; }
.nav-content { display: flex; align-items: center; justify-content: space-between; }
.nav-brand { color: #fff; font-size: 20px; font-weight: 700; display: flex; align-items: center; gap: 8px; }
.nav-brand:hover { color: #fff; text-decoration: none; }
.nav-links { display: flex; align-items: center; gap: 20px; }
.nav-links a { color: rgba(255,255,255,.8); font-size: 14px; }
.nav-links a:hover { color: #fff; text-decoration: none; }

/* Hero */
.hero {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: #fff; padding: 80px 0; text-align: center;
}
.hero h1 { font-size: 42px; margin-bottom: 16px; }
.hero-sub { font-size: 18px; opacity: .9; margin-bottom: 32px; }
.hero-buttons { display: flex; gap: 16px; justify-content: center; }

/* Sections */
.section { padding: 60px 0; }
.section-dark { background: #fff; }
.section-title { text-align: center; font-size: 28px; margin-bottom: 40px; }

/* Features */
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.feature-card { background: #fff; padding: 30px; border-radius: var(--radius); box-shadow: var(--shadow); text-align: center; }
.feature-icon { font-size: 36px; color: var(--primary); margin-bottom: 16px; }
.feature-card h3 { margin-bottom: 8px; }
.feature-card p { color: var(--gray); font-size: 14px; }

/* Pricing */
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; max-width: 900px; margin: 0 auto; }
.price-card { background: var(--light); padding: 30px; border-radius: var(--radius); text-align: center; border: 2px solid var(--border); position: relative; }
.price-featured { border-color: var(--primary); transform: scale(1.05); background: #fff; }
.price-badge { position: absolute; top: -12px; left: 50%; transform: translateX(-50%); background: var(--primary); color: #fff; padding: 2px 16px; border-radius: 12px; font-size: 12px; }
.price-card h3 { font-size: 22px; margin-bottom: 8px; }
.price { font-size: 32px; font-weight: 700; color: var(--primary); margin-bottom: 20px; }
.price span { font-size: 14px; font-weight: 400; color: var(--gray); }
.price-card ul { list-style: none; margin-bottom: 24px; text-align: left; }
.price-card li { padding: 6px 0; font-size: 14px; }
.price-card li i { color: var(--success); margin-right: 8px; }

/* Contact */
.contact-form-wrapper { max-width: 700px; margin: 0 auto; }
.contact-form { background: #fff; padding: 30px; border-radius: var(--radius); box-shadow: var(--shadow); }

/* Footer */
.footer { background: var(--dark); color: rgba(255,255,255,.6); padding: 20px 0; text-align: center; font-size: 13px; }

/* Login */
.login-page { display: flex; align-items: center; justify-content: center; min-height: 100vh; background: linear-gradient(135deg, var(--primary), var(--secondary)); }
.login-card { background: #fff; padding: 40px; border-radius: 12px; width: 400px; box-shadow: 0 10px 40px rgba(0,0,0,.2); }
.login-header { text-align: center; margin-bottom: 30px; }
.login-header i { font-size: 48px; color: var(--primary); }
.login-header h1 { font-size: 24px; margin-top: 8px; }
.login-header p { color: var(--gray); }
.login-footer { text-align: center; margin-top: 20px; font-size: 13px; }

/* App Layout */
.app-layout { display: flex; min-height: 100vh; }

/* Sidebar */
.sidebar {
    width: 240px; background: var(--dark); color: #fff;
    display: flex; flex-direction: column; flex-shrink: 0;
    position: sticky; top: 0; height: 100vh;
}
.sidebar-admin { background: #1a1a2e; }
.sidebar-brand { padding: 18px 20px; font-size: 18px; font-weight: 700; display: flex; align-items: center; gap: 10px; border-bottom: 1px solid rgba(255,255,255,.1); }
.sidebar-user { padding: 12px 20px; font-size: 13px; color: rgba(255,255,255,.6); display: flex; align-items: center; gap: 8px; border-bottom: 1px solid rgba(255,255,255,.1); }
.sidebar-nav { list-style: none; flex: 1; padding: 8px 0; }
.sidebar-nav li a { display: flex; align-items: center; gap: 10px; padding: 10px 20px; color: rgba(255,255,255,.7); font-size: 14px; transition: all .2s; }
.sidebar-nav li a:hover { color: #fff; background: rgba(255,255,255,.05); text-decoration: none; }
.sidebar-nav li.active a { color: #fff; background: rgba(255,255,255,.1); border-right: 3px solid var(--primary); }
.sidebar-footer { padding: 16px 20px; border-top: 1px solid rgba(255,255,255,.1); }

/* Main Content */
.main-content { flex: 1; padding: 24px; overflow-x: hidden; }
.content-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; flex-wrap: wrap; gap: 12px; }
.content-header h1 { font-size: 22px; display: flex; align-items: center; gap: 8px; }
.header-date { color: var(--gray); font-size: 14px; }
.header-controls { display: flex; gap: 10px; align-items: center; }

/* Stats */
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 24px; }
.stat-card { background: #fff; border-radius: var(--radius); padding: 18px; display: flex; align-items: center; gap: 14px; box-shadow: var(--shadow); }
.stat-icon { width: 48px; height: 48px; border-radius: 10px; display: flex; align-items: center; justify-content: center; font-size: 20px; color: #fff; }
.bg-primary { background: var(--primary); }
.bg-success { background: var(--success); }
.bg-warning { background: var(--warning); }
.bg-info { background: var(--info); }
.stat-value { font-size: 24px; font-weight: 700; }
.stat-label { font-size: 13px; color: var(--gray); }

/* Dashboard Grid */
.dashboard-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }

/* Tour List */
.tour-item { padding: 10px 0; border-bottom: 1px solid var(--border); }
.tour-item:last-child { border: none; }

/* Vehicle Grid */
.vehicle-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 16px; }
.vehicle-card .card-header { display: flex; align-items: center; justify-content: space-between; }
.sensor-channels { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.sensor-ch { font-size: 11px; padding: 2px 8px; border-radius: 4px; background: #f3f4f6; color: var(--gray); }
.sensor-ch.active { background: #DBEAFE; color: var(--primary); }

/* Data Table */
.table-responsive { overflow-x: auto; }
.data-table { width: 100%; border-collapse: collapse; background: #fff; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.data-table th { background: var(--light); padding: 10px 14px; text-align: left; font-size: 13px; color: var(--gray); font-weight: 600; border-bottom: 2px solid var(--border); }
.data-table td { padding: 10px 14px; font-size: 14px; border-bottom: 1px solid var(--border); }
.data-table tr:hover { background: #F9FAFB; }

/* Reports */
.report-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.report-stats { display: flex; gap: 24px; flex-wrap: wrap; }
.report-stat { text-align: center; }
.report-stat-value { display: block; font-size: 28px; font-weight: 700; color: var(--primary); }
.report-stat-label { font-size: 12px; color: var(--gray); }

/* Modal */
.modal {
    position: fixed; top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,.5); z-index: 2000;
    display: flex; align-items: center; justify-content: center;
}
.modal-content { background: #fff; border-radius: 12px; width: 500px; max-height: 90vh; overflow-y: auto; }
.modal-lg { width: 800px; }
.modal-header { display: flex; align-items: center; justify-content: space-between; padding: 18px 24px; border-bottom: 1px solid var(--border); }
.modal-header h2 { font-size: 18px; }
.modal-content form, .modal-content .card-body { padding: 24px; }
.btn-close { background: none; border: none; font-size: 24px; cursor: pointer; color: var(--gray); }

/* Utility */
.text-muted { color: var(--gray); }

/* Vehicle Markers on Map */
.vehicle-marker { background: transparent !important; border: none !important; }

/* Responsive */
@media (max-width: 1024px) {
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .pricing-grid { grid-template-columns: 1fr; max-width: 400px; }
    .price-featured { transform: none; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .dashboard-grid, .report-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .hero h1 { font-size: 28px; }
    .features-grid { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
    .sidebar { display: none; }
    .main-content { padding: 16px; }
    .stats-grid { grid-template-columns: 1fr 1fr; }
    .hero-buttons { flex-direction: column; align-items: center; }
    .nav-links { display: none; }
}