/* ========================================
   BASE STYLES
   Colors, Typography, Resets, Utilities
   ======================================== */

:root {
    /* Colors - Expanded palette for bolder design */
    --color-bg: #fdfbf7;
    --color-bg-alt: #f9f6f1;
    --color-text: #1a1a1a;
    --color-text-muted: #5a5a5a;
    --color-text-light: #8a8a8a;

    /* Accent colors - More vibrant for 7/10 boldness */
    --color-primary: #c4462a;
    --color-primary-light: #e8876f;
    --color-primary-dark: #9a3621;
    --color-accent: #2a7c9e;
    --color-accent-light: #5fa8c8;
    --color-success: #2a9e5f;
    --color-warning: #e89f3c;

    /* UI Colors */
    --color-border: #e8e5df;
    --color-border-light: #f2f0ec;
    --color-card-bg: #ffffff;
    --color-overlay: rgba(0, 0, 0, 0.7);

    /* Typography */
    --font-display: 'Crimson Pro', serif;
    --font-body: 'Work Sans', sans-serif;
    --font-mono: 'Courier New', monospace;

    /* Spacing scale */
    --space-xs: 8px;
    --space-sm: 16px;
    --space-md: 24px;
    --space-lg: 40px;
    --space-xl: 64px;
    --space-2xl: 96px;

    /* Layout */
    --container-max: 1200px;
    --container-narrow: 800px;
    --container-wide: 1400px;

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.15);

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Border radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
}

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

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

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

body {
    font-family: var(--font-body);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    font-size: 17px;
    overflow-x: hidden;
}

/* ========================================
   TYPOGRAPHY
   ======================================== */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
    color: var(--color-text);
}

h1 {
    font-size: clamp(40px, 6vw, 72px);
    margin-bottom: var(--space-md);
}

h2 {
    font-size: clamp(32px, 4vw, 48px);
    margin-bottom: var(--space-md);
}

h3 {
    font-size: clamp(24px, 3vw, 32px);
    margin-bottom: var(--space-sm);
}

h4 {
    font-size: 24px;
    margin-bottom: var(--space-sm);
}

p {
    margin-bottom: var(--space-sm);
    line-height: 1.7;
}

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

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

strong {
    font-weight: 600;
}

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

.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-md);
}

.container-narrow {
    max-width: var(--container-narrow);
    margin: 0 auto;
    padding: 0 var(--space-md);
}

.container-wide {
    max-width: var(--container-wide);
    margin: 0 auto;
    padding: 0 var(--space-md);
}

.section {
    padding: var(--space-2xl) 0;
}

.section-lg {
    padding: 120px 0;
}

/* ========================================
   UTILITIES
   ======================================== */

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

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

.text-light {
    color: var(--color-text-light);
}

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

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

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

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

.hidden {
    display: none;
}

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

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

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

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

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

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Scroll reveal classes (triggered by JS) */
.reveal {
    opacity: 0;
}

.reveal.active {
    animation: fadeInUp 0.8s ease forwards;
}

/* ========================================
   RESPONSIVE
   ======================================== */

@media (max-width: 768px) {
    :root {
        --space-lg: 32px;
        --space-xl: 48px;
        --space-2xl: 64px;
    }

    body {
        font-size: 16px;
    }

    .section {
        padding: var(--space-xl) 0;
    }

    .section-lg {
        padding: 80px 0;
    }
}

@media (max-width: 480px) {
    .container,
    .container-narrow,
    .container-wide {
        padding: 0 var(--space-sm);
    }
}