/* ========================================
   西湖晨雾风格 - 王赵薇个人品牌博客
   ======================================== */

/* --- CSS Variables --- */
:root {
    --mist-rose: #c49b95;
    --mist-green: #7a9a7e;
    --tea-gold: #b8945a;
    --rice-paper: #fdfaf5;
    --warm-white: #fefefb;
    --text-warm: #4a3f3a;
    --text-soft: #8a7f7a;
    --font-heading: 'Noto Serif SC', serif;
    --font-body: 'Noto Sans SC', sans-serif;
    --shadow-soft: 0 2px 12px rgba(74, 63, 58, 0.08);
    --shadow-hover: 0 8px 24px rgba(74, 63, 58, 0.12);
    --radius-card: 16px;
    --radius-btn: 24px;
    --transition-default: 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--rice-paper);
    color: var(--text-warm);
    line-height: 1.8;
    font-size: 16px;
}

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

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-default);
}

ul, ol {
    list-style: none;
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.4;
    color: var(--text-warm);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

.text-soft { color: var(--text-soft); }
.text-center { text-align: center; }

/* --- Container --- */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.container-narrow {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 24px;
}

/* --- Navigation --- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(253, 250, 245, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 16px 0;
    border-bottom: 1px solid rgba(196, 155, 149, 0.2);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--mist-rose);
}

.nav-logo .nav-phone {
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 400;
    color: var(--text-soft);
    margin-left: 12px;
}

.nav-links {
    display: flex;
    gap: 32px;
}

.nav-links a {
    font-size: 0.95rem;
    color: var(--text-warm);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--mist-rose);
    transition: width var(--transition-default);
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
    padding: 8px;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-warm);
    transition: var(--transition-default);
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: var(--radius-btn);
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    border: none;
    transition: all var(--transition-default);
}

.btn-primary {
    background: var(--mist-rose);
    color: white;
}

.btn-primary:hover {
    background: #b38a85;
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

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

.btn-secondary:hover {
    background: var(--mist-rose);
    color: white;
}

.btn-ghost {
    background: transparent;
    color: var(--text-warm);
}

.btn-ghost:hover {
    color: var(--mist-rose);
}

.btn-sm {
    padding: 8px 20px;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 16px 36px;
    font-size: 1.1rem;
}

/* --- Cards --- */
.card {
    background: var(--warm-white);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-soft);
    overflow: hidden;
    transition: all var(--transition-default);
}

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

.card-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.card-body {
    padding: 24px;
}

.card-title {
    font-size: 1.2rem;
    margin-bottom: 8px;
}

.card-text {
    color: var(--text-soft);
    font-size: 0.95rem;
}

/* --- Tags / Chips --- */
.tag {
    display: inline-block;
    padding: 4px 14px;
    background: rgba(196, 155, 149, 0.15);
    color: var(--mist-rose);
    border-radius: 20px;
    font-size: 0.85rem;
}

.tag-green {
    background: rgba(122, 154, 126, 0.15);
    color: var(--mist-green);
}

.tag-gold {
    background: rgba(184, 148, 90, 0.15);
    color: var(--tea-gold);
}

/* --- Section Spacing --- */
.section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 48px;
}

.section-header h2 {
    margin-bottom: 12px;
}

.section-header p {
    color: var(--text-soft);
    max-width: 600px;
    margin: 0 auto;
}

/* --- Hero Section --- */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    background: linear-gradient(135deg, var(--rice-paper) 0%, rgba(196, 155, 149, 0.1) 100%);
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-image {
    position: relative;
}

.hero-image img {
    width: 100%;
    max: 400px;
    margin: 0 auto;
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-hover);
}

.hero-image::before {
    content: '';
    position: absolute;
    top: -20px;
    left: -20px;
    right: 20px;
    bottom: 20px;
    border: 3px solid var(--mist-rose);
    border-radius: var(--radius-card);
    z-index: -1;
}

.hero-tagline {
    font-size: 1.1rem;
    color: var(--text-soft);
    margin-bottom: 16px;
}

.hero-title {
    font-size: 3rem;
    margin-bottom: 16px;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--mist-rose);
    margin-bottom: 24px;
    font-family: var(--font-heading);
}

.hero-desc {
    font-size: 1.1rem;
    color: var(--text-soft);
    margin-bottom: 32px;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-tags {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 32px;
}

/* --- Stats Section --- */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-top: 48px;
}

.stat-card {
    text-align: center;
    padding: 32px;
    background: var(--warm-white);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-soft);
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 700;
    color: var(--mist-rose);
    line-height: 1;
}

.stat-label {
    color: var(--text-soft);
    margin-top: 8px;
}

/* --- Blog Grid --- */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.blog-card .card-image {
    height: 180px;
}

.blog-card .card-meta {
    display: flex;
    gap: 16px;
    margin-bottom: 12px;
    font-size: 0.85rem;
    color: var(--text-soft);
}

.blog-card .card-title {
    font-size: 1.1rem;
    margin-bottom: 8px;
}

/* --- Route Cards --- */
.routes-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.route-card {
    padding: 32px;
}

.route-card .route-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 16px;
}

.route-card .route-days {
    background: var(--mist-green);
    color: white;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 0.85rem;
}

.route-card .route-price {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--tea-gold);
}

.route-card .route-highlight {
    color: var(--text-soft);
    font-size: 0.95rem;
    margin: 16px 0;
}

/* --- Reviews --- */
.reviews-header {
    text-align: center;
    margin-bottom: 48px;
}

.reviews-score {
    font-family: var(--font-heading);
    font-size: 4rem;
    color: var(--tea-gold);
    line-height: 1;
}

.reviews-stars {
    color: var(--tea-gold);
    font-size: 1.5rem;
    margin: 12px 0;
}

.reviews-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.review-card {
    padding: 24px;
    background: var(--warm-white);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-soft);
}

.review-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px;
}

.review-avatar {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--mist-rose), var(--mist-green));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
    font-weight: 600;
}

.review-info h4 {
    font-size: 1rem;
    margin-bottom: 4px;
}

.review-info .review-date {
    font-size: 0.85rem;
    color: var(--text-soft);
}

.review-rating {
    color: var(--tea-gold);
    margin-bottom: 12px;
}

.review-text {
    color: var(--text-soft);
    line-height: 1.7;
}

/* --- Gallery --- */
.gallery-filters {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 32px;
}

.gallery-filter {
    padding: 8px 20px;
    border-radius: 20px;
    cursor: pointer;
    border: none;
    background: transparent;
    color: var(--text-soft);
    font-size: 0.95rem;
    transition: all var(--transition-default);
}

.gallery-filter.active,
.gallery-filter:hover {
    background: var(--mist-rose);
    color: white;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-card);
    cursor: pointer;
    aspect-ratio: 4/3;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-default);
}

.gallery-item:hover img {
    transform: scale(1.08);
}

.gallery-overlay {
    position: absolute;
    inset: 0;
    background: rgba(74, 63, 58, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-default);
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-overlay i {
    color: white;
    font-size: 2rem;
}

/* --- Contact Form --- */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 48px;
}

.contact-info {
    padding: 32px;
    background: var(--warm-white);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-soft);
}

.contact-info h3 {
    margin-bottom: 24px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
}

.contact-item i {
    width: 48px;
    height: 48px;
    background: rgba(196, 155, 149, 0.15);
    color: var(--mist-rose);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.contact-item h4 {
    font-size: 0.95rem;
    margin-bottom: 4px;
}

.contact-item p {
    color: var(--text-soft);
    font-size: 0.9rem;
}

.contact-qr {
    margin-top: 32px;
    text-align: center;
}

.contact-qr img {
    width: 160px;
    height: 160px;
    margin: 0 auto;
    background: white;
    padding: 12px;
    border-radius: 12px;
}

.form-card {
    padding: 32px;
    background: var(--warm-white);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-soft);
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-warm);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid rgba(196, 155, 149, 0.3);
    border-radius: 12px;
    font-size: 1rem;
    font-family: var(--font-body);
    background: var(--rice-paper);
    transition: border-color var(--transition-default);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--mist-rose);
}

.form-group textarea {
    min-height: 120px;
    resize: vertical;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

/* --- Footer --- */
.footer {
    background: var(--text-warm);
    color: rgba(255, 255, 255, 0.8);
    padding: 60px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-brand h3 {
    color: white;
    font-size: 1.5rem;
    margin-bottom: 16px;
}

.footer-brand p {
    line-height: 1.7;
    margin-bottom: 20px;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition-default);
}

.footer-social a:hover {
    background: var(--mist-rose);
}

.footer h4 {
    color: white;
    font-size: 1.1rem;
    margin-bottom: 20px;
}

.footer-links a {
    display: block;
    padding: 6px 0;
    color: rgba(255, 255, 255, 0.7);
    transition: color var(--transition-default);
}

.footer-links a:hover {
    color: var(--mist-rose);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.9rem;
}

/* --- About Page --- */
.about-hero {
    display: grid;
    grid-template-columns: 400px 1fr;
    gap: 60px;
    align-items: center;
    padding: 120px 0 80px;
}

.about-image {
    position: relative;
}

.about-image img {
    width: 100%;
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-hover);
}

.about-image::after {
    content: '';
    position: absolute;
    bottom: -16px;
    right: -16px;
    width: 100px;
    height: 100px;
    background: var(--mist-green);
    border-radius: 50%;
    z-index: -1;
}

.about-content h1 {
    margin-bottom: 16px;
}

.about-subtitle {
    font-family: var(--font-heading);
    color: var(--mist-rose);
    font-size: 1.25rem;
    margin-bottom: 24px;
}

.about-desc {
    margin-bottom: 24px;
    line-height: 2;
}

.about-tags {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 24px;
}

.credentials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 48px;
}

.credential-card {
    text-align: center;
    padding: 32px 24px;
    background: var(--warm-white);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-soft);
}

.credential-card i {
    font-size: 2.5rem;
    color: var(--mist-rose);
    margin-bottom: 16px;
}

.credential-card h4 {
    margin-bottom: 8px;
}

.credential-card p {
    color: var(--text-soft);
    font-size: 0.9rem;
}

/* --- Blog Detail --- */
.article-header {
    padding: 120px 0 60px;
    text-align: center;
}

.article-meta {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin: 20px 0;
    color: var(--text-soft);
    font-size: 0.9rem;
}

.article-cover {
    width: 100%;
    max-width: 900px;
    margin: 0 auto 48px;
    border-radius: var(--radius-card);
    overflow: hidden;
    box-shadow: var(--shadow-hover);
}

.article-cover img {
    width: 100%;
    height: auto;
}

.article-content {
    max-width: 720px;
    margin: 0 auto;
    padding: 0 24px 80px;
}

.article-content h2 {
    margin: 40px 0 20px;
    font-size: 1.6rem;
}

.article-content h3 {
    margin: 32px 0 16px;
    font-size: 1.3rem;
}

.article-content p {
    margin-bottom: 20px;
    line-height: 2;
}

.article-content ul,
.article-content ol {
    margin: 20px 0;
    padding-left: 24px;
}

.article-content li {
    margin-bottom: 12px;
    list-style: disc;
}

.article-content ol li {
    list-style: decimal;
}

.article-content strong {
    color: var(--mist-rose);
}

.article-content blockquote {
    margin: 32px 0;
    padding: 24px 32px;
    background: rgba(196, 155, 149, 0.1);
    border-left: 4px solid var(--mist-rose);
    border-radius: 0 12px 12px 0;
    font-style: italic;
}

.author-card {
    display: flex;
    gap: 24px;
    padding: 32px;
    background: var(--warm-white);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-soft);
    margin-top: 60px;
}

.author-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--mist-rose), var(--mist-green));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
    flex-shrink: 0;
}

.author-info h4 {
    margin-bottom: 8px;
}

.author-info p {
    color: var(--text-soft);
    font-size: 0.95rem;
    line-height: 1.7;
}

.related-articles {
    padding: 80px 0;
    background: rgba(196, 155, 149, 0.05);
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

/* --- Breadcrumb --- */
.breadcrumb {
    padding: 120px 0 40px;
    background: linear-gradient(135deg, var(--rice-paper) 0%, rgba(196, 155, 149, 0.1) 100%);
}

.breadcrumb-list {
    display: flex;
    justify-content: center;
    gap: 12px;
    font-size: 0.9rem;
    color: var(--text-soft);
}

.breadcrumb-list a {
    color: var(--mist-rose);
}

.breadcrumb-list span {
    color: var(--text-soft);
}

/* --- Lightbox --- */
.lightbox {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.9);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    padding: 40px;
}

.lightbox.active {
    display: flex;
}

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 20px;
    color: white;
    font-size: 2rem;
    cursor: pointer;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transition: background var(--transition-default);
}

.lightbox-close:hover {
    background: rgba(255, 255, 255, 0.2);
}

.lightbox img {
    max-width: 90%;
    max-height: 90vh;
    border-radius: 8px;
}

/* --- FAQ Accordion --- */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: 16px;
    background: var(--warm-white);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-soft);
    overflow: hidden;
}

.faq-item summary {
    padding: 20px 24px;
    font-weight: 600;
    cursor: pointer;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary::after {
    content: '+';
    font-size: 1.5rem;
    color: var(--mist-rose);
    transition: transform var(--transition-default);
}

.faq-item[open] summary::after {
    transform: rotate(45deg);
}

.faq-item p {
    padding: 0 24px 20px;
    color: var(--text-soft);
    line-height: 1.8;
}

/* --- Success Page --- */
.success-page {
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 120px 24px 80px;
}

.success-icon {
    width: 120px;
    height: 120px;
    background: linear-gradient(135deg, var(--mist-green), var(--mist-rose));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 32px;
}

.success-icon i {
    font-size: 3rem;
    color: white;
}

.success-page h1 {
    margin-bottom: 16px;
}

.success-page p {
    color: var(--text-soft);
    font-size: 1.1rem;
    margin-bottom: 32px;
}

/* --- Page Header --- */
.page-header {
    padding: 120px 0 60px;
    background: linear-gradient(135deg, var(--rice-paper) 0%, rgba(196, 155, 149, 0.1) 100%);
    text-align: center;
}

.page-header h1 {
    margin-bottom: 12px;
}

.page-header p {
    color: var(--text-soft);
    max-width: 600px;
    margin: 0 auto;
}

/* --- CTA Section --- */
.cta-section {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--mist-rose) 0%, #a8847f 100%);
    text-align: center;
    color: white;
}

.cta-section h2 {
    color: white;
    margin-bottom: 16px;
}

.cta-section p {
    opacity: 0.9;
    margin-bottom: 32px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.cta-section .btn {
    background: white;
    color: var(--mist-rose);
}

.cta-section .btn:hover {
    background: var(--rice-paper);
    transform: translateY(-2px);
}

/* --- Responsive Design --- */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-image {
        order: -1;
    }

    .hero-image::before {
        display: none;
    }

    .hero-buttons {
        justify-content: center;
    }

    .hero-tags {
        justify-content: center;
    }

    .about-hero {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .about-image {
        max-width: 400px;
        margin: 0 auto;
    }

    .contact-grid {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-social {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.3rem; }

    .section {
        padding: 60px 0;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--rice-paper);
        flex-direction: column;
        padding: 20px;
        gap: 16px;
        box-shadow: var(--shadow-soft);
    }

    .nav-links.active {
        display: flex;
    }

    .nav-toggle {
        display: flex;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .stats-grid,
    .blog-grid,
    .routes-grid {
        grid-template-columns: 1fr;
    }

    .reviews-list {
        grid-template-columns: 1fr;
    }

    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .credentials-grid {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .related-grid {
        grid-template-columns: 1fr;
    }

    .author-card {
        flex-direction: column;
        text-align: center;
    }

    .author-avatar {
        margin: 0 auto;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .hero-title {
        font-size: 2rem;
    }

    .gallery-grid {
        grid-template-columns: 1fr;
    }

    .btn-lg {
        padding: 14px 28px;
        font-size: 1rem;
    }
}

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

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

/* --- Utility Classes --- */
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mb-4 { margin-bottom: 32px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mt-4 { margin-top: 32px; }