/* ========================================
   TSDS Theme - Dark Theme Variables
   ======================================== */

:root {
    /* Hintergrund-Farben */
    --color-tsds-bg-primary: #0a0a0f;
    --color-tsds-bg-secondary: #12121a;
    --color-tsds-bg-tertiary: #1a1a24;
    --color-tsds-bg-elevated: #22222e;

    /* Text-Farben */
    --color-tsds-text-primary: #e8e8ed;
    --color-tsds-text-secondary: #a0a0b0;
    --color-tsds-text-muted: #6a6a7a;

    /* Akzent-Farben (Coral) */
    --color-tsds-accent: #ff6b4a;
    --color-tsds-accent-light: #ff8a70;
    --color-tsds-accent-dark: #e55a3a;

    /* Status-Farben */
    --color-success: #4ade80;
    --color-success-dark: #22c55e;
    --color-warning: #fbbf24;
    --color-warning-dark: #f59e0b;
    --color-error: #f87171;
    --color-error-dark: #ef4444;
    --color-info: #60a5fa;
    --color-info-dark: #3b82f6;

    /* Border & Shadow */
    --color-border: rgba(255, 255, 255, 0.1);
    --color-border-hover: rgba(255, 255, 255, 0.2);
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.6);

    /* Schriftarten */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', 'Courier New', monospace;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;

    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;

    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-base: 200ms ease-in-out;
    --transition-slow: 300ms ease-in-out;
}

/* ========================================
   Base Styles
   ======================================== */

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

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-primary);
    background-color: var(--color-tsds-bg-primary);
    color: var(--color-tsds-text-primary);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* ========================================
   Layout Components
   ======================================== */

.site-header {
    background-color: var(--color-tsds-bg-secondary);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.site-nav {
    padding: var(--spacing-md) 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.site-logo {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-tsds-text-primary);
    text-decoration: none;
    transition: color var(--transition-base);
}

.site-logo:hover {
    color: var(--color-tsds-accent);
}

.logo-text {
    letter-spacing: -0.02em;
}

.logo-separator {
    color: var(--color-tsds-text-muted);
}

.logo-subtitle {
    color: var(--color-tsds-text-secondary);
    font-weight: 500;
    font-size: 1rem;
}

.site-main {
    flex: 1;
    padding: var(--spacing-2xl) 0;
}

.site-footer {
    background-color: var(--color-tsds-bg-secondary);
    border-top: 1px solid var(--color-border);
    padding: var(--spacing-xl) 0;
    margin-top: auto;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    text-align: center;
}

.footer-text {
    color: var(--color-tsds-text-muted);
    font-size: 0.875rem;
    margin-bottom: var(--spacing-sm);
}

.footer-links {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-sm);
}

.footer-link {
    color: var(--color-tsds-text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    transition: color var(--transition-base);
}

.footer-link:hover {
    color: var(--color-tsds-accent);
}

.footer-separator {
    color: var(--color-tsds-text-muted);
    font-size: 0.875rem;
}

/* ========================================
   Utility Classes
   ======================================== */

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.text-primary {
    color: var(--color-tsds-text-primary);
}

.text-secondary {
    color: var(--color-tsds-text-secondary);
}

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

.text-accent {
    color: var(--color-tsds-accent);
}

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

.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }

.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }