/* omega.css
 * Core reset, typography, layout primitives for Omega AI Web Builder
 */

/* ========== CSS RESET ========== */

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

html, body {
    margin: 0;
    padding: 0;
}

body {
    min-height: 100vh;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    line-height: 1.6;
    color: #111827;
    background-color: #f9fafb;
}

/* Remove default list styles */
ul, ol {
    margin: 0;
    padding: 0;
    list-style: none;
}

/* Reset headings */
h1, h2, h3, h4, h5, h6 {
    margin: 0 0 0.5em;
    font-weight: 600;
    line-height: 1.2;
}

/* Links */
a {
    color: inherit;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

/* Images */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* ========== ROOT TOKENS ========== */

:root {
    /* Colors */
    --omega-color-bg: #f9fafb;
    --omega-color-surface: #ffffff;
    --omega-color-border: #e5e7eb;
    --omega-color-muted: #6b7280;
    --omega-color-text: #111827;
    --omega-color-primary: #2563eb;
    --omega-color-primary-soft: #dbeafe;
    --omega-color-primary-strong: #1d4ed8;
    --omega-color-accent: #f97316;
    --omega-color-danger: #dc2626;
    --omega-color-success: #16a34a;

    /* Typography */
    --omega-font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    --omega-font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;

    --omega-text-xs: 0.75rem;
    --omega-text-sm: 0.875rem;
    --omega-text-base: 1rem;
    --omega-text-lg: 1.125rem;
    --omega-text-xl: 1.25rem;
    --omega-text-2xl: 1.5rem;
    --omega-text-3xl: 1.875rem;
    --omega-text-4xl: 2.25rem;

    /* Spacing scale */
    --omega-space-0: 0;
    --omega-space-1: 0.25rem;
    --omega-space-2: 0.5rem;
    --omega-space-3: 0.75rem;
    --omega-space-4: 1rem;
    --omega-space-5: 1.25rem;
    --omega-space-6: 1.5rem;
    --omega-space-8: 2rem;
    --omega-space-10: 2.5rem;
    --omega-space-12: 3rem;
    --omega-space-16: 4rem;

    /* Radius */
    --omega-radius-sm: 0.25rem;
    --omega-radius-md: 0.5rem;
    --omega-radius-lg: 0.75rem;
    --omega-radius-full: 9999px;

    /* Shadows */
    --omega-shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.05);
    --omega-shadow-md: 0 4px 6px rgba(15, 23, 42, 0.08);
    --omega-shadow-lg: 0 10px 15px rgba(15, 23, 42, 0.12);

    /* Layout */
    --omega-max-width: 1120px;
}

/* ========== GLOBAL LAYOUT ========== */

.omega-page {
    min-height: 100vh;
    background-color: var(--omega-color-bg);
    color: var(--omega-color-text);
}

.omega-section {
    padding: var(--omega-space-10) var(--omega-space-4);
}

.omega-section-inner {
    max-width: var(--omega-max-width);
    margin: 0 auto;
}

/* Section titles */
.omega-section-title {
    font-size: var(--omega-text-3xl);
    margin-bottom: var(--omega-space-6);
}

/* ========== TYPOGRAPHY HELPERS ========== */

.omega-text-muted {
    color: var(--omega-color-muted);
}

.omega-text-center {
    text-align: center;
}

.omega-text-right {
    text-align: right;
}

/* ========== BUTTONS ========== */

.omega-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.6rem 1.2rem;
    border-radius: var(--omega-radius-md);
    border: 1px solid transparent;
    font-size: var(--omega-text-sm);
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
    text-decoration: none;
}

.omega-button-primary {
    background-color: var(--omega-color-primary);
    color: #ffffff;
    box-shadow: var(--omega-shadow-sm);
}

.omega-button-primary:hover {
    background-color: var(--omega-color-primary-strong);
    box-shadow: var(--omega-shadow-md);
}

.omega-button-secondary {
    background-color: #ffffff;
    color: var(--omega-color-text);
    border-color: var(--omega-color-border);
}

.omega-button-secondary:hover {
    background-color: var(--omega-color-primary-soft);
    border-color: var(--omega-color-primary);
}

/* ========== CARDS ========== */

.omega-card {
    background-color: var(--omega-color-surface);
    border-radius: var(--omega-radius-lg);
    border: 1px solid var(--omega-color-border);
    padding: var(--omega-space-5);
    box-shadow: var(--omega-shadow-sm);
}

.omega-card-image {
    border-radius: var(--omega-radius-md);
    margin-bottom: var(--omega-space-4);
}

.omega-card-title {
    font-size: var(--omega-text-lg);
    margin-bottom: var(--omega-space-2);
}

.omega-card-meta {
    font-size: var(--omega-text-sm);
    color: var(--omega-color-muted);
    margin-bottom: var(--omega-space-3);
}

.omega-card-body {
    font-size: var(--omega-text-sm);
    margin-bottom: var(--omega-space-4);
}

.omega-card-value {
    font-size: var(--omega-text-xl);
    font-weight: 600;
    margin-bottom: var(--omega-space-3);
}

/* ========== SPLIT LAYOUTS ========== */

.omega-split {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: var(--omega-space-10);
    align-items: center;
}

.omega-split-content {
    order: 1;
}

.omega-split-media {
    order: 2;
}

/* ========== FORMS ========== */

.omega-contact-form input,
.omega-contact-form textarea,
.omega-newsletter-form input {
    width: 100%;
    padding: 0.6rem 0.8rem;
    border-radius: var(--omega-radius-md);
    border: 1px solid var(--omega-color-border);
    font-size: var(--omega-text-sm);
    margin-bottom: var(--omega-space-3);
}

.omega-contact-form textarea {
    min-height: 120px;
    resize: vertical;
}

/* ========== RESPONSIVE BREAKPOINTS ========== */

@media (max-width: 960px) {
    .omega-section {
        padding: var(--omega-space-8) var(--omega-space-3);
    }

    .omega-split {
        grid-template-columns: minmax(0, 1fr);
    }

    .omega-split-media {
        order: 1;
    }

    .omega-split-content {
        order: 2;
    }
}

@media (max-width: 640px) {
    .omega-section {
        padding: var(--omega-space-6) var(--omega-space-3);
    }

    .omega-section-title {
        font-size: var(--omega-text-2xl);
    }
}