/* SmartCV Core Design System & Design Tokens */

:root {
    /* Brand Color Palette */
    --brand-primary: #4f46e5;
    --brand-primary-hover: #4338ca;
    --brand-secondary: #0ea5e9;
    --brand-accent: #8b5cf6;
    --brand-gradient: linear-gradient(135deg, #4f46e5 0%, #7c3aed 50%, #0ea5e9 100%);
    
    /* Neutrals & Surfaces (Light) */
    --bg-base: #f8fafc;
    --bg-surface: #ffffff;
    --bg-elevated: #ffffff;
    --bg-subtle: #f1f5f9;
    --border-subtle: #e2e8f0;
    --border-strong: #cbd5e1;

    /* Text Colors */
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #64748b;
    --text-inverse: #ffffff;

    /* Status Colors */
    --status-success: #10b981;
    --status-success-bg: #ecfdf5;
    --status-warning: #f59e0b;
    --status-warning-bg: #fffbeb;
    --status-danger: #ef4444;
    --status-danger-bg: #fef2f2;
    --status-info: #3b82f6;

    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-display: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    /* Radius Tokens */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);

    /* Glassmorphism */
    --glass-bg: rgba(255, 255, 255, 0.85);
    --glass-border: rgba(255, 255, 255, 0.3);
    --glass-blur: blur(12px);

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    /* Safe Area Variables */
    --safe-area-top: env(safe-area-inset-top, 0px);
    --safe-area-bottom: env(safe-area-inset-bottom, 0px);
    --safe-area-left: env(safe-area-inset-left, 0px);
    --safe-area-right: env(safe-area-inset-right, 0px);
}

/* CSS Reset & Defaults */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    width: 100%;
    overflow-x: hidden;
}

body {
    font-family: var(--font-sans);
    background-color: var(--bg-base);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    width: 100%;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body.mobile-nav-open {
    overflow: hidden !important;
    touch-action: none;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    color: var(--text-primary);
    line-height: 1.25;
    font-weight: 700;
}

a {
    color: var(--brand-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

img, video, svg, canvas {
    display: block;
    max-width: 100%;
    height: auto;
}

button, input, textarea, select {
    font: inherit;
    color: inherit;
}

/* iOS Safari Zoom Prevention (<16px triggers automatic zoom) */
@media (max-width: 768px) {
    input[type="text"],
    input[type="email"],
    input[type="password"],
    input[type="tel"],
    input[type="number"],
    input[type="url"],
    input[type="search"],
    textarea,
    select {
        font-size: 16px !important;
    }
}

/* Global Responsive Fluid Container */
.container {
    width: min(100% - 24px, 1240px);
    margin-inline: auto;
    padding: 0 12px;
}

@media (min-width: 768px) {
    .container {
        width: min(100% - 48px, 1240px);
        padding: 0 16px;
    }
}

/* Reduced Motion Preference */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* Global Print Rules */
@media print {
    .sr-only,
    .no-print {
        display: none !important;
        visibility: hidden !important;
        height: 0 !important;
        width: 0 !important;
        margin: 0 !important;
        padding: 0 !important;
        overflow: hidden !important;
        position: absolute !important;
        left: -9999px !important;
    }
}