/* =============================================================================
   BASE STYLES & CSS VARIABLES
   Latin to English API - Clean Neumorphic Design
   ============================================================================= */

/* Color Palette - Soft Neumorphic Theme with Purple Accents */
:root {
    /* Background - the foundation of neumorphism */
    --color-bg-base: #e8e8e8;
    --color-bg-card: #ffffff;
    --color-bg-inset: #f5f5f5;

    /* Purple accent colors */
    --color-primary: #8e24aa;
    --color-primary-dark: #6a1b9a;
    --color-primary-light: #ba68c8;
    --color-primary-soft: rgba(142, 36, 170, 0.1);

    /* Text colors */
    --color-text: #1a1a1a;
    --color-text-secondary: #555555;
    --color-text-muted: #888888;
    --color-white: #ffffff;

    /* Neumorphic shadows - the key to depth */
    --shadow-neu-out:
        8px 8px 16px rgba(0, 0, 0, 0.08),
        -8px -8px 16px rgba(255, 255, 255, 0.9);
    --shadow-neu-out-sm:
        4px 4px 8px rgba(0, 0, 0, 0.06),
        -4px -4px 8px rgba(255, 255, 255, 0.8);
    --shadow-neu-out-lg:
        12px 12px 24px rgba(0, 0, 0, 0.1),
        -12px -12px 24px rgba(255, 255, 255, 0.95);
    --shadow-neu-in:
        inset 4px 4px 8px rgba(0, 0, 0, 0.05),
        inset -4px -4px 8px rgba(255, 255, 255, 0.8);
    --shadow-card:
        0 4px 20px rgba(0, 0, 0, 0.06),
        0 1px 3px rgba(0, 0, 0, 0.04);
    --shadow-card-hover:
        0 8px 30px rgba(0, 0, 0, 0.1),
        0 2px 6px rgba(0, 0, 0, 0.06);

    /* Status colors - softer tones */
    --color-success: #34c759;
    --color-error: #ff3b30;
    --color-warning: #ff9500;
    --color-info: #007aff;

    /* Code blocks */
    --color-code-bg: #f8f8f8;
    --color-code-text: #333333;

    /* Spacing */
    --spacing-xs: 6px;
    --spacing-sm: 12px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-xxl: 48px;

    /* Border radius - softer, more rounded */
    --radius-sm: 12px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    --radius-pill: 50px;

    /* Typography */
    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    --font-mono: 'SF Mono', 'Monaco', 'Inconsolata', 'Roboto Mono', monospace;

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s ease;
    --transition-slow: 0.4s ease;
}

/* =============================================================================
   RESET & BASE
   ============================================================================= */

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

body {
    font-family: var(--font-family);
    background: var(--color-bg-base);
    min-height: 100vh;
    color: var(--color-text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* =============================================================================
   COMMON LAYOUT
   ============================================================================= */

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: var(--spacing-xl);
}

/* =============================================================================
   COMMON ANIMATIONS
   ============================================================================= */

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes cardSlideIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* =============================================================================
   COMMON COMPONENTS
   ============================================================================= */

/* Neumorphic Card Base */
.neu-card {
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-card);
    transition: all var(--transition-normal);
}

.neu-card:hover {
    box-shadow: var(--shadow-card-hover);
    transform: translateY(-2px);
}

/* Raised Surface (neumorphic outward) */
.neu-raised {
    background: var(--color-bg-base);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-neu-out);
}

/* Buttons */
.cta-button {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: var(--color-primary);
    color: var(--color-white);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-pill);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95em;
    margin: var(--spacing-xs);
    transition: all var(--transition-normal);
    box-shadow: 0 4px 12px rgba(142, 36, 170, 0.3);
    border: none;
    cursor: pointer;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(142, 36, 170, 0.4);
    background: var(--color-primary-dark);
}

.cta-button-alt {
    background: var(--color-bg-card);
    color: var(--color-primary);
    border: 1px solid rgba(142, 36, 170, 0.2);
}

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

/* Icon badges */
.icon-badge {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25em;
}

.icon-badge-primary {
    background: var(--color-primary-soft);
    color: var(--color-primary);
}

.icon-badge-dark {
    background: var(--color-primary);
    color: var(--color-white);
}

/* Code blocks */
.code-block {
    background: var(--color-code-bg);
    color: var(--color-code-text);
    padding: var(--spacing-md);
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    font-size: 0.9em;
    margin: var(--spacing-sm) 0;
    box-shadow: var(--shadow-neu-in);
}

/* Links */
.code-link {
    color: var(--color-primary);
    text-decoration: none;
    transition: all var(--transition-fast);
    font-weight: 500;
}

.code-link:hover {
    color: var(--color-primary-dark);
    text-decoration: underline;
}

/* Footer */
.footer {
    text-align: center;
    padding: var(--spacing-xxl) var(--spacing-xl);
    color: var(--color-text-muted);
    font-size: 0.9em;
}

.footer a {
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer a:hover {
    color: var(--color-text);
}

/* Status badges */
.badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: var(--radius-pill);
    font-size: 0.8em;
    font-weight: 600;
}

.badge-success {
    background: rgba(52, 199, 89, 0.1);
    color: var(--color-success);
}

.badge-error {
    background: rgba(255, 59, 48, 0.1);
    color: var(--color-error);
}

.badge-warning {
    background: rgba(255, 149, 0, 0.1);
    color: var(--color-warning);
}

.badge-info {
    background: rgba(0, 122, 255, 0.1);
    color: var(--color-info);
}

/* Icon styling */
.icon {
    color: var(--color-primary);
    font-size: 1.1em;
    margin-right: var(--spacing-sm);
}

/* =============================================================================
   UTILITY CLASSES
   ============================================================================= */

.text-center { text-align: center; }
.text-muted { color: var(--color-text-muted); font-size: 0.9em; }
.text-secondary { color: var(--color-text-secondary); }
.text-primary { color: var(--color-text); }
.text-accent { color: var(--color-accent); }
.text-success { color: var(--color-success); }
.text-error { color: var(--color-error); }

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

.flex { display: flex; }
.flex-wrap { flex-wrap: wrap; }
.gap-xs { gap: var(--spacing-xs); }
.gap-sm { gap: var(--spacing-sm); }
.gap-md { gap: var(--spacing-md); }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }