/**
 * Mémoire Akashique - Styles CSS
 * Performance optimisée pour Core Web Vitals
 */

/* ========================================
   CSS Custom Properties (Variables)
   ======================================== */
:root {
    /* Couleurs principales - Palette spirituelle */
    --color-primary: #4a3f6b;
    --color-primary-light: #6b5b95;
    --color-primary-dark: #2d2642;
    --color-secondary: #c9a86c;
    --color-secondary-light: #dfc799;
    --color-accent: #8b7355;

    /* Couleurs neutres */
    --color-white: #ffffff;
    --color-off-white: #faf9f7;
    --color-cream: #f5f3ef;
    --color-gray-100: #e8e6e3;
    --color-gray-200: #d1cdc7;
    --color-gray-300: #a39e96;
    --color-gray-400: #757069;
    --color-gray-500: #4a4640;
    --color-gray-600: #2d2a26;
    --color-black: #1a1816;

    /* Couleurs fonctionnelles */
    --color-success: #4a7c59;
    --color-error: #a84448;
    --color-info: #4a6fa5;

    /* Typographie */
    --font-heading: 'Cormorant Garamond', Georgia, serif;
    --font-body: 'Open Sans', -apple-system, BlinkMacSystemFont, sans-serif;

    /* Tailles de police fluides */
    --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
    --text-sm: clamp(0.875rem, 0.8rem + 0.375vw, 1rem);
    --text-base: clamp(1rem, 0.9rem + 0.5vw, 1.125rem);
    --text-lg: clamp(1.125rem, 1rem + 0.625vw, 1.25rem);
    --text-xl: clamp(1.25rem, 1.1rem + 0.75vw, 1.5rem);
    --text-2xl: clamp(1.5rem, 1.25rem + 1.25vw, 2rem);
    --text-3xl: clamp(1.875rem, 1.5rem + 1.875vw, 2.5rem);
    --text-4xl: clamp(2.25rem, 1.75rem + 2.5vw, 3.5rem);

    /* Espacements */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;

    /* Layout */
    --container-max: 1200px;
    --container-narrow: 800px;
    --border-radius: 8px;
    --border-radius-lg: 16px;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;

    /* Ombres */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.15);
}

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

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

body {
    font-family: var(--font-body);
    font-size: var(--text-base);
    line-height: 1.7;
    color: var(--color-gray-600);
    background-color: var(--color-off-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ========================================
   Accessibilité
   ======================================== */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--color-primary);
    color: var(--color-white);
    padding: var(--space-sm) var(--space-md);
    z-index: 1000;
    transition: top var(--transition-fast);
}

.skip-link:focus {
    top: 0;
}

:focus-visible {
    outline: 3px solid var(--color-secondary);
    outline-offset: 2px;
}

/* ========================================
   Typography
   ======================================== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 500;
    line-height: 1.3;
    color: var(--color-primary-dark);
    margin-bottom: var(--space-md);
}

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

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

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

a:hover {
    color: var(--color-secondary);
}

strong {
    font-weight: 600;
}

/* ========================================
   Layout
   ======================================== */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.container-narrow {
    max-width: var(--container-narrow);
}

.section {
    padding: var(--space-4xl) 0;
}

.section-alt {
    background-color: var(--color-cream);
}

/* ========================================
   Header & Navigation
   ======================================== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--color-white);
    box-shadow: var(--shadow-sm);
    padding: var(--space-md) 0;
}

.main-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-xl);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-heading);
    font-size: var(--text-xl);
    font-weight: 600;
    color: var(--color-primary-dark);
}

.logo:hover {
    color: var(--color-primary);
}

.logo-symbol {
    font-size: 1.5em;
    color: var(--color-secondary);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--space-xl);
}

.nav-menu a {
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-gray-500);
    padding: var(--space-sm) 0;
    position: relative;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-secondary);
    transition: width var(--transition-base);
}

.nav-menu a:hover,
.nav-menu a[aria-current="page"] {
    color: var(--color-primary);
}

.nav-menu a:hover::after,
.nav-menu a[aria-current="page"]::after {
    width: 100%;
}

/* Navigation mobile */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-sm);
}

.nav-toggle-icon {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-gray-500);
    position: relative;
}

.nav-toggle-icon::before,
.nav-toggle-icon::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 2px;
    background: var(--color-gray-500);
    left: 0;
    transition: transform var(--transition-fast);
}

.nav-toggle-icon::before { top: -8px; }
.nav-toggle-icon::after { top: 8px; }

@media (max-width: 768px) {
    .nav-toggle {
        display: block;
    }

    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        background: var(--color-white);
        padding: var(--space-lg);
        gap: var(--space-md);
        box-shadow: var(--shadow-lg);
        display: none;
    }

    .nav-menu.is-open {
        display: flex;
    }
}

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

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    color: var(--color-white);
    border-color: var(--color-primary);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: var(--color-secondary);
    color: var(--color-white);
    border-color: var(--color-secondary);
}

.btn-secondary:hover {
    background: var(--color-secondary-light);
    color: var(--color-gray-600);
}

.btn-outline {
    background: transparent;
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.btn-outline:hover {
    background: var(--color-primary);
    color: var(--color-white);
}

.btn-lg {
    padding: var(--space-lg) var(--space-2xl);
    font-size: var(--text-lg);
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 50%, var(--color-primary-light) 100%);
    color: var(--color-white);
    padding: var(--space-4xl) 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: var(--container-narrow);
    margin: 0 auto;
}

.hero h1 {
    color: var(--color-white);
    margin-bottom: var(--space-lg);
}

.hero-subtitle {
    font-size: var(--text-xl);
    opacity: 0.9;
    margin-bottom: var(--space-2xl);
}

.hero-symbol {
    font-size: 4rem;
    margin-bottom: var(--space-lg);
    color: var(--color-secondary);
}

/* ========================================
   Cards
   ======================================== */
.card {
    background: var(--color-white);
    border-radius: var(--border-radius-lg);
    padding: var(--space-xl);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.card-icon {
    font-size: 2.5rem;
    margin-bottom: var(--space-md);
    color: var(--color-secondary);
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-xl);
}

/* ========================================
   Forms
   ======================================== */
.form-group {
    margin-bottom: var(--space-lg);
}

.form-label {
    display: block;
    font-weight: 500;
    margin-bottom: var(--space-sm);
    color: var(--color-gray-600);
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: var(--space-md);
    font-family: var(--font-body);
    font-size: var(--text-base);
    color: var(--color-gray-600);
    background: var(--color-white);
    border: 2px solid var(--color-gray-200);
    border-radius: var(--border-radius);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(74, 63, 107, 0.1);
}

.form-textarea {
    min-height: 150px;
    resize: vertical;
}

.form-hint {
    font-size: var(--text-sm);
    color: var(--color-gray-400);
    margin-top: var(--space-xs);
}

/* ========================================
   Reading Results
   ======================================== */
.reading-result {
    background: linear-gradient(135deg, var(--color-cream) 0%, var(--color-white) 100%);
    border: 2px solid var(--color-secondary);
    border-radius: var(--border-radius-lg);
    padding: var(--space-2xl);
    margin: var(--space-2xl) 0;
}

.reading-header {
    text-align: center;
    margin-bottom: var(--space-2xl);
    padding-bottom: var(--space-lg);
    border-bottom: 1px solid var(--color-gray-200);
}

.reading-archetype {
    background: var(--color-primary);
    color: var(--color-white);
    padding: var(--space-lg);
    border-radius: var(--border-radius);
    margin-bottom: var(--space-lg);
    text-align: center;
}

.reading-archetype h3 {
    color: var(--color-secondary);
    margin-bottom: var(--space-sm);
}

.reading-section {
    margin-bottom: var(--space-xl);
}

.reading-section h4 {
    color: var(--color-primary);
    margin-bottom: var(--space-md);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.reading-section h4::before {
    content: '✦';
    color: var(--color-secondary);
}

.cta-box {
    background: var(--color-primary-dark);
    color: var(--color-white);
    padding: var(--space-2xl);
    border-radius: var(--border-radius-lg);
    text-align: center;
    margin-top: var(--space-2xl);
}

.cta-box h3 {
    color: var(--color-secondary);
}

.cta-box p {
    opacity: 0.9;
    margin-bottom: var(--space-lg);
}

/* ========================================
   FAQ Section
   ======================================== */
.faq-item {
    border-bottom: 1px solid var(--color-gray-200);
    padding: var(--space-lg) 0;
}

.faq-question {
    font-family: var(--font-heading);
    font-size: var(--text-lg);
    font-weight: 500;
    color: var(--color-primary-dark);
    margin-bottom: var(--space-sm);
}

.faq-answer {
    color: var(--color-gray-500);
}

/* ========================================
   Content Sections
   ======================================== */
.content-section {
    padding: var(--space-3xl) 0;
}

.content-section h2 {
    text-align: center;
    margin-bottom: var(--space-2xl);
}

.content-section h2::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: var(--color-secondary);
    margin: var(--space-md) auto 0;
}

.two-column {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

@media (max-width: 768px) {
    .two-column {
        grid-template-columns: 1fr;
    }
}

.highlight-box {
    background: var(--color-cream);
    border-left: 4px solid var(--color-secondary);
    padding: var(--space-lg);
    margin: var(--space-lg) 0;
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
}

.quote {
    font-family: var(--font-heading);
    font-size: var(--text-xl);
    font-style: italic;
    color: var(--color-primary);
    text-align: center;
    padding: var(--space-2xl);
    position: relative;
}

.quote::before {
    content: '"';
    font-size: 4rem;
    position: absolute;
    top: 0;
    left: var(--space-lg);
    color: var(--color-secondary);
    opacity: 0.3;
    font-family: Georgia, serif;
}

/* ========================================
   Article / Editorial Content
   ======================================== */
.article-content {
    max-width: var(--container-narrow);
    margin: 0 auto;
}

.article-content h2 {
    margin-top: var(--space-3xl);
}

.article-content h3 {
    margin-top: var(--space-2xl);
}

.article-content ul,
.article-content ol {
    margin: var(--space-lg) 0;
    padding-left: var(--space-xl);
}

.article-content li {
    margin-bottom: var(--space-sm);
}

/* ========================================
   Footer
   ======================================== */
.site-footer {
    background: var(--color-gray-600);
    color: var(--color-gray-200);
    padding: var(--space-3xl) 0 var(--space-xl);
}

.disclaimer {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    padding: var(--space-lg);
    margin-bottom: var(--space-2xl);
    font-size: var(--text-sm);
}

.disclaimer p {
    margin: 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-2xl);
    margin-bottom: var(--space-2xl);
}

.footer-section h3 {
    color: var(--color-secondary);
    font-size: var(--text-lg);
    margin-bottom: var(--space-md);
}

.footer-section ul {
    list-style: none;
}

.footer-section li {
    margin-bottom: var(--space-sm);
}

.footer-section a {
    color: var(--color-gray-300);
    transition: color var(--transition-fast);
}

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

.footer-section p {
    font-size: var(--text-sm);
    color: var(--color-gray-300);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--space-xl);
    text-align: center;
    font-size: var(--text-sm);
}

.footer-note {
    color: var(--color-gray-400);
    margin-top: var(--space-sm);
}

/* ========================================
   Legal Pages
   ======================================== */
.legal-content {
    background: var(--color-white);
    padding: var(--space-2xl);
    border-radius: var(--border-radius-lg);
    max-width: var(--container-narrow);
    margin: var(--space-2xl) auto;
}

.legal-content h1 {
    text-align: center;
    margin-bottom: var(--space-2xl);
}

.legal-content h2 {
    margin-top: var(--space-2xl);
    font-size: var(--text-xl);
}

.legal-content h2::after {
    display: none;
}

/* ========================================
   404 Page
   ======================================== */
.error-page {
    text-align: center;
    padding: var(--space-4xl) 0;
}

.error-code {
    font-family: var(--font-heading);
    font-size: 8rem;
    color: var(--color-gray-200);
    line-height: 1;
}

/* ========================================
   Utilities
   ======================================== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.mt-lg { margin-top: var(--space-lg); }
.mb-lg { margin-bottom: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }
.mb-xl { margin-bottom: var(--space-xl); }
.mt-2xl { margin-top: var(--space-2xl); }
.mb-2xl { margin-bottom: var(--space-2xl); }

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

/* ========================================
   Loading State
   ======================================== */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid var(--color-gray-200);
    border-radius: 50%;
    border-top-color: var(--color-primary);
    animation: spin 1s linear infinite;
}

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

/* ========================================
   Print Styles
   ======================================== */
@media print {
    .site-header,
    .site-footer,
    .btn,
    .nav-toggle {
        display: none;
    }

    body {
        font-size: 12pt;
        line-height: 1.5;
        color: #000;
        background: #fff;
    }

    a {
        color: #000;
        text-decoration: underline;
    }
}