/* ============================================
   JobExpress - Base Styles
   Design System: Dark Navy + Warm Rainbow
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&display=swap');

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

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

/* ---------- CSS Custom Properties ---------- */
:root {
    /* Primary Palette — Warm Gold-Orange + Dark Navy */
    --color-primary: #FC950D;
    --color-primary-dark: #E07F00;
    --color-primary-darker: #C46E00;
    --color-primary-light: #FFAB3D;
    --color-primary-bg: #FFF7ED;
    --color-primary-subtle: #FFEDD5;

    /* Dark Navy base */
    --color-navy: #2C3049;
    --color-navy-light: #3A3F5E;
    --color-navy-lighter: #4D5270;
    --color-navy-dark: #1F2235;

    /* Rainbow accent palette (matched to reference image) */
    --color-rainbow-orange: #FC950D;
    --color-rainbow-red: #E8573A;
    --color-rainbow-pink: #F5B0C0;
    --color-rainbow-olive: #B8A83E;
    --color-rainbow-yellow: #F0C84A;
    --color-rainbow-cream: #FAE3CF;
    --color-rainbow-blush: #F7CECE;

    /* Neutrals */
    --color-bg: #D4D3D8;
    --color-surface: #FFFFFF;
    --color-surface-elevated: #FFFFFF;
    --color-text: #2C3049;
    --color-text-secondary: #3E4260;
    --color-text-muted: #6B6F87;
    --color-text-inverse: #FFFFFF;
    --color-border: #C8C7CE;
    --color-border-light: #E0DFE5;
    --color-divider: #D0CFD6;

    /* Semantic Colors */
    --color-error: #DC3545;
    --color-error-bg: #FFF0F0;
    --color-success: #22C55E;
    --color-success-bg: #F0FFF4;
    --color-warning: #F59E0B;
    --color-warning-bg: #FFFBF0;
    --color-info: #3B82F6;
    --color-info-bg: #F0F6FF;

    /* Shadows — flat design, minimal elevation */
    --shadow-xs: none;
    --shadow-sm: none;
    --shadow-md: none;
    --shadow-lg: none;
    --shadow-xl: none;
    --shadow-orange: none;
    --shadow-orange-lg: none;
    --shadow-navy: none;
    --shadow-glow: none;

    /* Typography */
    --font-family: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-md: 1.125rem;
    --font-size-lg: 1.25rem;
    --font-size-xl: 1.5rem;
    --font-size-2xl: 2rem;
    --font-size-3xl: 2.5rem;
    --font-size-4xl: 3.25rem;
    --font-size-5xl: 4rem;

    --font-weight-light: 300;
    --font-weight-regular: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;

    --line-height-tight: 1.2;
    --line-height-base: 1.5;
    --line-height-relaxed: 1.7;

    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-2xl: 32px;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-spring: 500ms cubic-bezier(0.175, 0.885, 0.32, 1.275);

    /* Z-index scale */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-modal-backdrop: 300;
    --z-modal: 400;
    --z-toast: 500;
    --z-tooltip: 600;

    /* Layout */
    --container-max: 1200px;
    --container-narrow: 800px;
    --header-height: 72px;
}

/* ---------- Base Typography ---------- */
body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-regular);
    line-height: var(--line-height-base);
    color: var(--color-text);
    background-color: var(--color-bg);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    color: var(--color-navy);
    letter-spacing: -0.02em;
}

h1 { font-size: var(--font-size-4xl); }
h2 { font-size: var(--font-size-3xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }
h6 { font-size: var(--font-size-md); }

p {
    line-height: var(--line-height-relaxed);
    color: var(--color-text-secondary);
}

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

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

strong { font-weight: var(--font-weight-semibold); color: var(--color-navy); }

small {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

/* ---------- Utility Classes ---------- */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--color-text-muted); }
.text-primary { color: var(--color-primary); }
.text-error { color: var(--color-error); }
.text-success { color: var(--color-success); }

.font-medium { font-weight: var(--font-weight-medium); }
.font-semibold { font-weight: var(--font-weight-semibold); }
.font-bold { font-weight: var(--font-weight-bold); }

.mt-1 { margin-top: var(--space-1); }
.mt-2 { margin-top: var(--space-2); }
.mt-3 { margin-top: var(--space-3); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }

.mb-1 { margin-bottom: var(--space-1); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-3 { margin-bottom: var(--space-3); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }

.gap-1 { gap: var(--space-1); }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-end { justify-content: flex-end; }
.flex-1 { flex: 1; }

.grid { display: grid; }

.hidden { display: none !important; }
.visible { display: block; }
.opacity-0 { opacity: 0; }
.opacity-100 { opacity: 1; }

.overflow-hidden { overflow: hidden; }
.truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    border: 0;
}

/* ---------- Selection ---------- */
::selection {
    background-color: var(--color-primary);
    color: white;
}

/* ---------- Scrollbar ---------- */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--color-border);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-text-muted);
}

/* ---------- Focus Styles ---------- */
:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* ---------- Image defaults ---------- */
img, svg {
    display: block;
    max-width: 100%;
}

/* ---------- List Reset ---------- */
ul, ol {
    list-style: none;
}

/* ---------- Table Reset ---------- */
table {
    border-collapse: collapse;
    width: 100%;
}

/* ---------- Animation Keyframes ---------- */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-16px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.92);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

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

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.7; transform: scale(0.98); }
}

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-8px); }
}

@keyframes breathe {
    0%, 100% { transform: scale(1); opacity: 0.8; }
    50% { transform: scale(1.05); opacity: 1; }
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

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

@keyframes rainbowShift {
    0%   { background-position: 0% 50%; }
    50%  { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes bounceIn {
    0% { transform: scale(0.3); opacity: 0; }
    50% { transform: scale(1.05); }
    70% { transform: scale(0.95); }
    100% { transform: scale(1); opacity: 1; }
}

.animate-fade-in { animation: fadeIn var(--transition-base) forwards; }
.animate-fade-in-up { animation: fadeInUp 0.5s cubic-bezier(0.4, 0, 0.2, 1) forwards; }
.animate-fade-in-down { animation: fadeInDown 0.4s ease forwards; }
.animate-scale-in { animation: scaleIn 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards; }
.animate-slide-in-right { animation: slideInRight 0.5s cubic-bezier(0.4, 0, 0.2, 1) forwards; }
.animate-slide-in-left { animation: slideInLeft 0.5s cubic-bezier(0.4, 0, 0.2, 1) forwards; }
.animate-spin { animation: spin 1s linear infinite; }
.animate-pulse { animation: pulse 2s ease-in-out infinite; }
.animate-float { animation: float 3s ease-in-out infinite; }
.animate-bounce-in { animation: bounceIn 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards; }

/* Staggered animations */
.stagger-1 { animation-delay: 0.06s; }
.stagger-2 { animation-delay: 0.12s; }
.stagger-3 { animation-delay: 0.18s; }
.stagger-4 { animation-delay: 0.24s; }
.stagger-5 { animation-delay: 0.30s; }
.stagger-6 { animation-delay: 0.36s; }
.stagger-7 { animation-delay: 0.42s; }
.stagger-8 { animation-delay: 0.48s; }

/* Skeleton loading */
.skeleton {
    background-color: var(--color-border-light);
    background-size: 200% 100%;
    animation: shimmer 1.5s ease-in-out infinite;
    border-radius: var(--radius-sm);
}

/* Glass morphism utility */
.glass {
    background: rgba(255,255,255,0.7);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255,255,255,0.3);
}

.glass-dark {
    background: rgba(45,48,71,0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255,255,255,0.1);
}