/*
 * Engagement Rings AU - Authority Site Styles
 * Clean, professional styling for Amazon Associates compliance
 */

/* ============================================
   CSS CUSTOM PROPERTIES
   ============================================ */
:root {
    --rose-gold: #B76E79;
    --rose-gold-dark: #9A5660;
    --champagne: #F7E7CE;
    --diamond: #B9F2FF;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    --gradient-start: #fdf2f8;
    --gradient-mid: #fce7f3;
    --gradient-end: #fbcfe8;
}

/* ============================================
   BASE STYLES
   ============================================ */
html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--gray-800);
    background-color: #fff;
    line-height: 1.7;
}

/* ============================================
   TYPOGRAPHY
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Playfair Display', Georgia, serif;
    font-weight: 600;
    line-height: 1.3;
    color: var(--gray-900);
}

.font-display {
    font-family: 'Playfair Display', Georgia, serif;
}

.font-sans {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* ============================================
   LAYOUT UTILITIES
   ============================================ */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.gradient-bg {
    background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-mid) 50%, var(--gradient-end) 100%);
}

/* ============================================
   NAVIGATION
   ============================================ */
.main-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    z-index: 50;
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 72px;
}

.nav-logo {
    font-family: 'Playfair Display', serif;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--rose-gold);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-links {
    display: none;
    gap: 2.5rem;
}

.nav-link {
    color: var(--gray-600);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.2s ease;
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--rose-gold);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--rose-gold);
    transition: width 0.2s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

@media (min-width: 768px) {
    .nav-links {
        display: flex;
    }

    .mobile-menu-btn {
        display: none;
    }
}

.mobile-menu-btn {
    padding: 0.5rem;
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-menu {
    display: none;
    background: white;
    border-top: 1px solid var(--gray-100);
    padding: 1rem 1.5rem;
}

.mobile-menu.active {
    display: block;
}

.mobile-menu a {
    display: block;
    padding: 0.75rem 0;
    color: var(--gray-600);
    text-decoration: none;
    border-bottom: 1px solid var(--gray-100);
}

.mobile-menu a:last-child {
    border-bottom: none;
}

.mobile-menu a:hover {
    color: var(--rose-gold);
}

/* ============================================
   FOOTER
   ============================================ */
.main-footer {
    background: var(--gray-900);
    color: white;
    padding: 4rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2.5rem;
    margin-bottom: 3rem;
}

@media (min-width: 768px) {
    .footer-grid {
        grid-template-columns: 2fr 1fr 1fr 1fr;
    }
}

.footer-brand {
    font-family: 'Playfair Display', serif;
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.footer-description {
    color: var(--gray-400);
    font-size: 0.9rem;
    line-height: 1.7;
}

.footer-heading {
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    margin-bottom: 1.25rem;
    font-size: 1rem;
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: var(--gray-400);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.2s ease;
}

.footer-links a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid var(--gray-800);
    padding-top: 2rem;
    text-align: center;
}

.footer-copyright {
    color: var(--gray-400);
    font-size: 0.875rem;
    margin-bottom: 0.75rem;
}

.amazon-disclosure {
    color: var(--gray-500);
    font-size: 0.875rem;
    max-width: 600px;
    margin: 0 auto;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 0.5rem;
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 2rem;
    font-weight: 500;
    font-size: 0.95rem;
    border-radius: 9999px;
    text-decoration: none;
    transition: all 0.2s ease;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--rose-gold);
    color: white;
    box-shadow: 0 4px 14px rgba(183, 110, 121, 0.3);
}

.btn-primary:hover {
    background: var(--rose-gold-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(183, 110, 121, 0.4);
}

.btn-secondary {
    background: white;
    color: var(--rose-gold);
    border: 2px solid var(--rose-gold);
}

.btn-secondary:hover {
    background: var(--gradient-start);
}

/* ============================================
   CARDS
   ============================================ */
.card {
    background: white;
    border-radius: 1rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    overflow: hidden;
    transition: all 0.3s ease;
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

/* ============================================
   BLOG ARTICLE STYLES
   ============================================ */
.article-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.article-header {
    padding: 8rem 0 4rem;
    background: var(--gradient-bg);
}

.article-category {
    display: inline-block;
    background: var(--rose-gold);
    color: white;
    padding: 0.375rem 1rem;
    border-radius: 9999px;
    font-size: 0.8rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1.5rem;
}

.article-title {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

@media (min-width: 768px) {
    .article-title {
        font-size: 3rem;
    }
}

.article-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    color: var(--gray-600);
    font-size: 0.95rem;
}

.article-content {
    padding: 4rem 0;
}

.article-content h2 {
    font-size: 1.75rem;
    margin: 3rem 0 1.5rem;
    padding-top: 1rem;
}

.article-content h3 {
    font-size: 1.35rem;
    margin: 2.5rem 0 1rem;
}

.article-content p {
    margin-bottom: 1.5rem;
    color: var(--gray-700);
}

.article-content ul,
.article-content ol {
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
    color: var(--gray-700);
}

.article-content li {
    margin-bottom: 0.75rem;
}

.article-content strong {
    color: var(--gray-900);
}

/* Info Boxes */
.info-box {
    background: linear-gradient(135deg, #EEF2FF 0%, #E0E7FF 100%);
    border-left: 4px solid #6366F1;
    padding: 1.5rem;
    border-radius: 0 0.75rem 0.75rem 0;
    margin: 2rem 0;
}

.info-box-title {
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    color: #4338CA;
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.info-box p {
    margin: 0;
    font-size: 0.95rem;
    color: #4338CA;
}

/* Key Takeaway Box */
.key-takeaway {
    background: linear-gradient(135deg, #FEF3C7 0%, #FDE68A 100%);
    border-left: 4px solid #F59E0B;
    padding: 1.5rem;
    border-radius: 0 0.75rem 0.75rem 0;
    margin: 2rem 0;
}

.key-takeaway-title {
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    color: #B45309;
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.key-takeaway p {
    margin: 0;
    font-size: 0.95rem;
    color: #92400E;
}

/* Tip Box */
.tip-box {
    background: linear-gradient(135deg, #D1FAE5 0%, #A7F3D0 100%);
    border-left: 4px solid #10B981;
    padding: 1.5rem;
    border-radius: 0 0.75rem 0.75rem 0;
    margin: 2rem 0;
}

.tip-box-title {
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    color: #047857;
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.tip-box p {
    margin: 0;
    font-size: 0.95rem;
    color: #065F46;
}

/* Warning Box */
.warning-box {
    background: linear-gradient(135deg, #FEE2E2 0%, #FECACA 100%);
    border-left: 4px solid #EF4444;
    padding: 1.5rem;
    border-radius: 0 0.75rem 0.75rem 0;
    margin: 2rem 0;
}

.warning-box-title {
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    color: #B91C1C;
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.warning-box p {
    margin: 0;
    font-size: 0.95rem;
    color: #991B1B;
}

/* Author Bio */
.author-bio {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    padding: 2rem;
    background: var(--gray-50);
    border-radius: 1rem;
    margin-top: 4rem;
}

.author-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--rose-gold) 0%, var(--rose-gold-dark) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.author-info h4 {
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    margin-bottom: 0.25rem;
    font-size: 1rem;
}

.author-role {
    color: var(--rose-gold);
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
}

.author-description {
    color: var(--gray-600);
    font-size: 0.9rem;
    line-height: 1.6;
}

/* ============================================
   BLOG INDEX
   ============================================ */
.blog-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 640px) {
    .blog-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .blog-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.blog-card {
    background: white;
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.blog-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.blog-card-image {
    height: 200px;
    background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-end) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.blog-card-icon {
    font-size: 4rem;
}

.blog-card-content {
    padding: 1.75rem;
}

.blog-card-category {
    display: inline-block;
    background: var(--gradient-start);
    color: var(--rose-gold);
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1rem;
}

.blog-card-title {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    line-height: 1.3;
}

.blog-card-title a {
    color: var(--gray-900);
    text-decoration: none;
}

.blog-card-title a:hover {
    color: var(--rose-gold);
}

.blog-card-excerpt {
    color: var(--gray-600);
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.blog-card-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    color: var(--gray-500);
    font-size: 0.8rem;
}

/* ============================================
   PAGE HEADERS
   ============================================ */
.page-header {
    padding: 8rem 0 4rem;
    text-align: center;
}

.page-header.gradient-bg {
    background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-mid) 50%, var(--gradient-end) 100%);
}

.page-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

@media (min-width: 768px) {
    .page-title {
        font-size: 3.5rem;
    }
}

.page-subtitle {
    color: var(--gray-600);
    font-size: 1.125rem;
    max-width: 600px;
    margin: 0 auto;
}

/* ============================================
   FORMS
   ============================================ */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--gray-700);
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 2px solid var(--gray-200);
    border-radius: 0.75rem;
    font-size: 1rem;
    transition: all 0.2s ease;
    font-family: inherit;
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--rose-gold);
    box-shadow: 0 0 0 3px rgba(183, 110, 121, 0.1);
}

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

/* ============================================
   LEGAL PAGES
   ============================================ */
.legal-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 4rem 1.5rem;
}

.legal-content h2 {
    font-size: 1.5rem;
    margin: 2.5rem 0 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--gray-200);
}

.legal-content h2:first-of-type {
    border-top: none;
    padding-top: 0;
    margin-top: 0;
}

.legal-content p {
    margin-bottom: 1rem;
    color: var(--gray-700);
}

.legal-content ul {
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
}

.legal-content li {
    margin-bottom: 0.5rem;
    color: var(--gray-700);
}

.legal-date {
    color: var(--gray-500);
    font-size: 0.9rem;
    margin-bottom: 2rem;
}

/* ============================================
   ABOUT PAGE
   ============================================ */
.about-content {
    max-width: 900px;
    margin: 0 auto;
    padding: 4rem 1.5rem;
}

.about-content p {
    margin-bottom: 1.5rem;
    color: var(--gray-700);
    font-size: 1.05rem;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.team-card {
    text-align: center;
    padding: 2rem;
    background: var(--gray-50);
    border-radius: 1rem;
}

.team-avatar {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--rose-gold) 0%, var(--rose-gold-dark) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    font-size: 2rem;
    margin: 0 auto 1rem;
}

.team-name {
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.team-role {
    color: var(--rose-gold);
    font-size: 0.9rem;
}

/* ============================================
   ANIMATIONS
   ============================================ */
.fade-in {
    animation: fadeIn 0.5s ease-in;
}

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

/* ============================================
   LATEST GUIDES SECTION
   ============================================ */
.latest-guides {
    padding: 5rem 0;
    background: var(--gray-50);
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title {
    font-size: 2rem;
    margin-bottom: 0.75rem;
}

@media (min-width: 768px) {
    .section-title {
        font-size: 2.5rem;
    }
}

.section-subtitle {
    color: var(--gray-600);
    font-size: 1.05rem;
}

.view-all-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--rose-gold);
    font-weight: 500;
    text-decoration: none;
    margin-top: 2.5rem;
    transition: gap 0.2s ease;
}

.view-all-link:hover {
    gap: 0.75rem;
}

/* ============================================
   HERO SECTION IMPROVEMENTS
   ============================================ */
.hero-trust-signals {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 2rem;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(183, 110, 121, 0.2);
}

.trust-signal {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--gray-600);
    font-size: 0.9rem;
}

.trust-signal svg {
    color: #10B981;
}