/* ============================================
   MATTIS FOUNDATION - DESIGN SYSTEM
   A sophisticated, story-driven design language
   ============================================ */

/* ============================================
   CSS CUSTOM PROPERTIES (Design Tokens)
   ============================================ */
:root {
    /* Primary Colors - Deep, Trustworthy Navy */
    --color-navy-900: #0a1628;
    --color-navy-800: #0f1f36;
    --color-navy-700: #152238;
    --color-navy-600: #1e3a5f;
    --color-navy-500: #2c5282;
    
    /* Accent - Warm Gold (Honor/Achievement) */
    --color-gold-600: #946b00;
    --color-gold-500: #c9a227;
    --color-gold-400: #dbb84d;
    --color-gold-300: #e8ce7a;
    
    /* Secondary Accent - Deep Red (Sacrifice/Courage) */
    --color-red-700: #6b1d1d;
    --color-red-600: #8b2635;
    --color-red-500: #a63446;
    --color-red-400: #c44d5e;
    
    /* Neutrals */
    --color-cream-100: #faf8f5;
    --color-cream-200: #f5f1eb;
    --color-cream-300: #f0ebe3;
    --color-gray-100: #f7f7f7;
    --color-gray-200: #e5e5e5;
    --color-gray-300: #d4d4d4;
    --color-gray-400: #a3a3a3;
    --color-gray-500: #737373;
    --color-gray-600: #525252;
    --color-gray-700: #404040;
    --color-gray-800: #262626;
    --color-gray-900: #171717;
    --color-white: #ffffff;
    
    /* Semantic Colors */
    --color-success: #2d6a4f;
    --color-error: #c1292e;
    --color-warning: #d97706;
    
    /* Typography Scale */
    --font-display: 'Cormorant Garamond', Georgia, 'Times New Roman', serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    --text-xs: 0.75rem;      /* 12px */
    --text-sm: 0.875rem;     /* 14px */
    --text-base: 1rem;       /* 16px */
    --text-lg: 1.125rem;     /* 18px */
    --text-xl: 1.25rem;      /* 20px */
    --text-2xl: 1.5rem;      /* 24px */
    --text-3xl: 1.875rem;    /* 30px */
    --text-4xl: 2.25rem;     /* 36px */
    --text-5xl: 3rem;        /* 48px */
    --text-6xl: 3.75rem;     /* 60px */
    --text-7xl: 4.5rem;      /* 72px */
    
    /* Line Heights */
    --leading-none: 1;
    --leading-tight: 1.15;
    --leading-snug: 1.375;
    --leading-normal: 1.5;
    --leading-relaxed: 1.625;
    --leading-loose: 1.8;
    
    /* Letter Spacing */
    --tracking-tighter: -0.05em;
    --tracking-tight: -0.025em;
    --tracking-normal: 0;
    --tracking-wide: 0.025em;
    --tracking-wider: 0.05em;
    --tracking-widest: 0.1em;
    
    /* Spacing Scale */
    --space-1: 0.25rem;   /* 4px */
    --space-2: 0.5rem;    /* 8px */
    --space-3: 0.75rem;   /* 12px */
    --space-4: 1rem;      /* 16px */
    --space-5: 1.25rem;   /* 20px */
    --space-6: 1.5rem;    /* 24px */
    --space-8: 2rem;      /* 32px */
    --space-10: 2.5rem;   /* 40px */
    --space-12: 3rem;     /* 48px */
    --space-16: 4rem;     /* 64px */
    --space-20: 5rem;     /* 80px */
    --space-24: 6rem;     /* 96px */
    --space-32: 8rem;     /* 128px */
    --space-40: 10rem;    /* 160px */
    
    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-gold: 0 10px 40px -10px rgba(201, 162, 39, 0.3);
    --shadow-dark: 0 20px 60px -15px rgba(10, 22, 40, 0.4);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;
    --transition-slower: 600ms ease;
    
    /* Z-Index Scale */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal-backdrop: 400;
    --z-modal: 500;
    --z-popover: 600;
    --z-tooltip: 700;
    
    /* Container Widths */
    --container-sm: 640px;
    --container-md: 768px;
    --container-lg: 1024px;
    --container-xl: 1280px;
    --container-2xl: 1400px;
}

/* ============================================
   CSS RESET & BASE STYLES
   ============================================ */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
}

body {
    font-family: var(--font-body);
    font-size: var(--text-base);
    line-height: var(--leading-normal);
    color: var(--color-gray-800);
    background-color: var(--color-cream-100);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* Typography Base */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: var(--leading-tight);
    color: var(--color-navy-700);
}

h1 { font-size: clamp(var(--text-4xl), 6vw, var(--text-6xl)); }
h2 { font-size: clamp(var(--text-3xl), 4vw, var(--text-5xl)); }
h3 { font-size: clamp(var(--text-2xl), 3vw, var(--text-3xl)); }
h4 { font-size: var(--text-xl); }
h5 { font-size: var(--text-lg); }
h6 { font-size: var(--text-base); }

p {
    margin-bottom: var(--space-4);
}

a {
    color: inherit;
    text-decoration: none;
}

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

button {
    font-family: inherit;
    cursor: pointer;
}

ul, ol {
    list-style: none;
}

/* Focus States (Accessibility) */
:focus-visible {
    outline: 2px solid var(--color-gold-500);
    outline-offset: 2px;
}

/* Selection */
::selection {
    background-color: var(--color-gold-400);
    color: var(--color-navy-900);
}

/* ============================================
   LAYOUT UTILITIES
   ============================================ */
.container {
    width: 100%;
    max-width: var(--container-2xl);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--space-6);
    padding-right: var(--space-6);
}

.container-sm { max-width: var(--container-sm); }
.container-md { max-width: var(--container-md); }
.container-lg { max-width: var(--container-lg); }
.container-xl { max-width: var(--container-xl); }

/* Section Spacing */
.section {
    padding-top: var(--space-24);
    padding-bottom: var(--space-24);
}

.section-sm {
    padding-top: var(--space-16);
    padding-bottom: var(--space-16);
}

.section-lg {
    padding-top: var(--space-32);
    padding-bottom: var(--space-32);
}

/* Backgrounds */
.bg-navy { background-color: var(--color-navy-700); }
.bg-navy-dark { background-color: var(--color-navy-900); }
.bg-cream { background-color: var(--color-cream-100); }
.bg-white { background-color: var(--color-white); }
.bg-gold { background-color: var(--color-gold-500); }

/* Text Colors */
.text-white { color: var(--color-white); }
.text-navy { color: var(--color-navy-700); }
.text-gold { color: var(--color-gold-500); }
.text-muted { color: var(--color-gray-500); }

/* ============================================
   COMPONENT: BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-4) var(--space-8);
    font-family: var(--font-body);
    font-size: var(--text-sm);
    font-weight: 600;
    line-height: 1;
    text-decoration: none;
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    cursor: pointer;
    white-space: nowrap;
}

.btn-lg {
    padding: var(--space-5) var(--space-10);
    font-size: var(--text-base);
}

.btn-sm {
    padding: var(--space-3) var(--space-6);
    font-size: var(--text-xs);
}

/* Primary Button (Gold) */
.btn-primary {
    background-color: var(--color-gold-500);
    color: var(--color-navy-900);
    border-color: var(--color-gold-500);
}

.btn-primary:hover {
    background-color: var(--color-gold-400);
    border-color: var(--color-gold-400);
    transform: translateY(-2px);
    box-shadow: var(--shadow-gold);
}

/* Secondary Button (Navy) */
.btn-secondary {
    background-color: var(--color-navy-700);
    color: var(--color-white);
    border-color: var(--color-navy-700);
}

.btn-secondary:hover {
    background-color: var(--color-navy-600);
    border-color: var(--color-navy-600);
    transform: translateY(-2px);
}

/* Outline Button */
.btn-outline {
    background-color: transparent;
    color: var(--color-white);
    border-color: rgba(255, 255, 255, 0.4);
}

.btn-outline:hover {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: var(--color-white);
}

.btn-outline-dark {
    color: var(--color-navy-700);
    border-color: var(--color-navy-700);
}

.btn-outline-dark:hover {
    background-color: var(--color-navy-700);
    color: var(--color-white);
}

/* Button Icon */
.btn-icon {
    width: 20px;
    height: 20px;
    transition: transform var(--transition-fast);
}

.btn:hover .btn-icon {
    transform: translateX(4px);
}

/* ============================================
   COMPONENT: SECTION HEADERS
   ============================================ */
.section-header {
    text-align: center;
    margin-bottom: var(--space-16);
}

.section-label {
    display: inline-flex;
    align-items: center;
    gap: var(--space-4);
    font-size: var(--text-xs);
    font-weight: 600;
    letter-spacing: var(--tracking-widest);
    text-transform: uppercase;
    color: var(--color-gold-500);
    margin-bottom: var(--space-4);
}

.section-label::before,
.section-label::after {
    content: '';
    width: 40px;
    height: 1px;
    background-color: var(--color-gold-500);
}

.section-title {
    margin-bottom: var(--space-4);
}

.section-subtitle {
    font-size: var(--text-lg);
    color: var(--color-gray-600);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ============================================
   COMPONENT: CARDS
   ============================================ */
.card {
    background-color: var(--color-white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: all var(--transition-base);
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.card-image {
    position: relative;
    height: 240px;
    overflow: hidden;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.card:hover .card-image img {
    transform: scale(1.05);
}

.card-badge {
    position: absolute;
    top: var(--space-4);
    left: var(--space-4);
    background-color: var(--color-gold-500);
    color: var(--color-navy-900);
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: var(--tracking-wide);
    text-transform: uppercase;
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-sm);
}

.card-content {
    padding: var(--space-8);
}

.card-title {
    font-size: var(--text-xl);
    margin-bottom: var(--space-3);
}

.card-text {
    color: var(--color-gray-600);
    margin-bottom: var(--space-6);
}

.card-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-weight: 600;
    color: var(--color-navy-700);
    transition: color var(--transition-fast);
}

.card-link:hover {
    color: var(--color-gold-600);
}

.card-link svg {
    width: 16px;
    height: 16px;
    transition: transform var(--transition-fast);
}

.card-link:hover svg {
    transform: translateX(4px);
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.1); }
}

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

.animate-fade-in-up {
    animation: fadeInUp 0.6s ease forwards;
    opacity: 0;
}

.animate-delay-1 { animation-delay: 0.1s; }
.animate-delay-2 { animation-delay: 0.2s; }
.animate-delay-3 { animation-delay: 0.3s; }
.animate-delay-4 { animation-delay: 0.4s; }
.animate-delay-5 { animation-delay: 0.5s; }

/* ============================================
   RESPONSIVE BREAKPOINTS
   ============================================ */
@media (max-width: 1024px) {
    .container {
        padding-left: var(--space-5);
        padding-right: var(--space-5);
    }
    
    .section {
        padding-top: var(--space-20);
        padding-bottom: var(--space-20);
    }
}

@media (max-width: 768px) {
    .container {
        padding-left: var(--space-4);
        padding-right: var(--space-4);
    }
    
    .section {
        padding-top: var(--space-16);
        padding-bottom: var(--space-16);
    }
    
    .section-header {
        margin-bottom: var(--space-12);
    }
}

@media (max-width: 480px) {
    .section {
        padding-top: var(--space-12);
        padding-bottom: var(--space-12);
    }
}

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