/*
Theme Name: Anti-Gravity Programmatic SEO Theme
Theme URI: https://example.com/anti-gravity
Author: AntiGravity AI
Author URI: https://example.com
Description: A high-performance, future-proof programmatic SEO theme for internet provider lead generation.
Version: 1.1.0
Text Domain: antigravity
*/

/* --- Variables --- */
:root {
    --primary-color: #0066cc;
    --primary-dark: #004c99;
    --accent-color: #ff9900;
    --text-main: #1a1a1a;
    --text-muted: #666;
    --bg-light: #f8f9fa;
    --bg-white: #ffffff;
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --radius: 8px;
    --font-heading: 'Inter', -apple-system, system-ui, sans-serif;
    --font-body: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

/* --- Reset & Base --- */
body {
    margin: 0;
    font-family: var(--font-body);
    color: var(--text-main);
    line-height: 1.6;
    background-color: var(--bg-white);
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    margin-bottom: 0.75em;
    font-weight: 700;
    color: #111;
}

h1 {
    font-size: 2.5rem;
    line-height: 1.2;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

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

a:hover {
    color: var(--primary-dark);
}

.container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* --- Components --- */
.btn {
    display: inline-block;
    padding: 0.875rem 1.75rem;
    background: var(--primary-color);
    color: #fff;
    border-radius: var(--radius);
    transition: all 0.2s ease;
    font-weight: 600;
    border: none;
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 102, 204, 0.3);
    color: white;
    text-decoration: none;
}

.card {
    background: #fff;
    border-radius: var(--radius);
    padding: 2rem;
    box-shadow: var(--shadow-sm);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

/* --- Header --- */
header {
    background: #fff;
    box-shadow: var(--shadow-sm);
    padding: 1.25rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

/* --- Hero Section --- */
.pseo-hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.pseo-hero h1 {
    color: white;
    margin-bottom: 1rem;
}

.pseo-hero .lead {
    font-size: 1.25rem;
    opacity: 0.9;
    max-width: 700px;
    margin: 0 auto;
}

/* --- Features Grid --- */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: #fff;
    border: 1px solid #eee;
    padding: 2rem;
    border-radius: var(--radius);
}

/* --- Sidebar --- */
.sticky-cta {
    position: sticky;
    top: 6rem;
    /* Account for fixed header */
}

/* --- Footer --- */
footer {
    background: #1a1a1a;
    color: #ababab;
    padding: 4rem 0;
    font-size: 0.9rem;
}

footer h3 {
    color: #fff;
}

/* --- Utilities --- */
.text-center {
    text-align: center;
}

.mb-2 {
    margin-bottom: 0.5rem;
}

.mb-4 {
    margin-bottom: 2rem;
}

.mt-4 {
    margin-top: 2rem;
}

.d-flex {
    display: flex;
}

.justify-between {
    justify-content: space-between;
}

/* --- Mobile Responsiveness --- */
@media (max-width: 768px) {
    h1 {
        font-size: 2rem;
    }

    .row {
        flex-direction: column;
    }

    .col-main,
    .col-sidebar {
        width: 100%;
        flex: auto !important;
    }

    .sticky-cta {
        position: static;
        margin-top: 2rem;
    }
}