/* ===== CSS Variables ===== */
:root {
    --color-primary: #b8860b;
    --color-primary-light: #d4a84b;
    --color-primary-dark: #8b6914;
    --color-rose: #e8c4c4;
    --color-rose-light: #f5e6e6;
    --color-champagne: #f7e7ce;
    --color-ivory: #fffff0;
    --color-white: #ffffff;
    --color-gray-100: #f8f9fa;
    --color-gray-200: #e9ecef;
    --color-gray-300: #dee2e6;
    --color-gray-400: #ced4da;
    --color-gray-500: #adb5bd;
    --color-gray-600: #6c757d;
    --color-gray-700: #495057;
    --color-gray-800: #343a40;
    --color-gray-900: #212529;
    --color-text: #4a4a4a;
    --color-text-light: #6c757d;

    --font-serif: 'Noto Serif TC', serif;
    --font-sans: 'Noto Sans TC', sans-serif;

    --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);
    --shadow-xl: 0 16px 48px rgba(0,0,0,0.15);

    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.7;
    color: var(--color-text);
    background-color: var(--color-white);
    overflow-x: hidden;
}

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

ul {
    list-style: none;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ===== Typography ===== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-serif);
    font-weight: 500;
    line-height: 1.3;
    color: var(--color-gray-800);
}

/* ===== Buttons ===== */
.btn {
    display: inline-block;
    padding: 14px 36px;
    font-family: var(--font-sans);
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
    border: none;
    border-radius: 0;
    cursor: pointer;
    transition: all var(--transition-normal);
}

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

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

.btn-outline {
    background: transparent;
    color: var(--color-primary);
    border: 1px solid var(--color-primary);
}

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

.btn-full {
    width: 100%;
}

/* ===== Navigation ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    transition: all var(--transition-normal);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    padding: 12px 0;
    box-shadow: var(--shadow-sm);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-serif);
    font-size: 28px;
    font-weight: 600;
    color: var(--color-white);
    transition: color var(--transition-normal);
}

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

.nav-menu {
    display: flex;
    gap: 40px;
}

.nav-menu a {
    font-size: 14px;
    font-weight: 400;
    color: var(--color-white);
    letter-spacing: 0.5px;
    position: relative;
}

.navbar.scrolled .nav-menu a {
    color: var(--color-gray-700);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--color-primary);
    transition: width var(--transition-normal);
}

.nav-menu a:hover::after {
    width: 100%;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 2px;
    background: var(--color-white);
    transition: all var(--transition-normal);
}

.navbar.scrolled .hamburger span {
    background: var(--color-gray-800);
}

/* ===== Hero Section ===== */
.hero {
    position: relative;
    height: 100vh;
    min-height: 700px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-slider {
    position: absolute;
    inset: 0;
}

.slide {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 1.5s ease;
}

.slide.active {
    opacity: 1;
}

.slide-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        rgba(0,0,0,0.3) 0%,
        rgba(0,0,0,0.4) 50%,
        rgba(0,0,0,0.5) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    color: var(--color-white);
    padding: 0 20px;
}

.hero-decoration {
    font-size: 24px;
    color: var(--color-champagne);
    margin-bottom: 20px;
    animation: fadeInDown 1s ease 0.3s both;
}

.hero-title {
    font-size: clamp(48px, 10vw, 80px);
    font-weight: 400;
    letter-spacing: 20px;
    margin-bottom: 10px;
    color: var(--color-white);
    animation: fadeInUp 1s ease 0.5s both;
}

.hero-subtitle {
    font-family: var(--font-serif);
    font-size: clamp(24px, 5vw, 36px);
    font-weight: 300;
    letter-spacing: 10px;
    margin-bottom: 30px;
    color: var(--color-champagne);
    animation: fadeInUp 1s ease 0.7s both;
}

.hero-description {
    font-size: 16px;
    font-weight: 300;
    line-height: 2;
    letter-spacing: 2px;
    margin-bottom: 40px;
    opacity: 0.9;
    animation: fadeInUp 1s ease 0.9s both;
}

.hero .btn {
    animation: fadeInUp 1s ease 1.1s both;
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    color: var(--color-white);
    opacity: 0.7;
    animation: fadeIn 1s ease 1.5s both;
}

.scroll-indicator span {
    font-size: 10px;
    letter-spacing: 3px;
    margin-bottom: 10px;
}

.scroll-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, var(--color-white), transparent);
    animation: scrollLine 2s ease infinite;
}

@keyframes scrollLine {
    0% { transform: scaleY(0); transform-origin: top; }
    50% { transform: scaleY(1); transform-origin: top; }
    51% { transform-origin: bottom; }
    100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ===== Section Header ===== */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-tag {
    display: inline-block;
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--color-primary);
    margin-bottom: 15px;
}

.section-title {
    font-size: clamp(32px, 5vw, 42px);
    font-weight: 400;
    letter-spacing: 5px;
    margin-bottom: 20px;
}

.title-decoration {
    width: 60px;
    height: 1px;
    background: linear-gradient(to right, transparent, var(--color-primary), transparent);
    margin: 0 auto;
}

/* ===== Story Section ===== */
.story {
    position: relative;
    padding: 120px 0;
    background: var(--color-gray-100);
    overflow: hidden;
}

.story-bg {
    position: absolute;
    inset: 0;
    background: url('https://images.unsplash.com/photo-1519225421980-715cb0215aed?w=1920&q=80') center/cover;
    opacity: 0.03;
}

.story-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.story-image {
    position: relative;
}

.story-image img {
    width: 100%;
    height: 500px;
    object-fit: cover;
}

.image-frame {
    position: absolute;
    top: 20px;
    left: 20px;
    right: -20px;
    bottom: -20px;
    border: 1px solid var(--color-primary);
    z-index: -1;
}

.story-text h3 {
    font-size: 28px;
    margin-bottom: 30px;
    color: var(--color-primary-dark);
}

.story-text p {
    margin-bottom: 20px;
    color: var(--color-gray-600);
}

.signature {
    margin-top: 40px;
    padding-top: 20px;
    border-top: 1px solid var(--color-gray-300);
}

.signature span {
    font-family: var(--font-serif);
    font-style: italic;
    color: var(--color-primary);
}

/* ===== Services Section ===== */
.services {
    padding: 120px 0;
    background: var(--color-white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.service-card {
    padding: 40px 30px;
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    text-align: center;
    transition: all var(--transition-normal);
}

.service-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.service-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 25px;
    color: var(--color-primary);
}

.service-icon svg {
    width: 100%;
    height: 100%;
}

.service-card h3 {
    font-size: 20px;
    margin-bottom: 15px;
}

.service-card > p {
    font-size: 14px;
    color: var(--color-gray-600);
    margin-bottom: 20px;
}

.service-features {
    text-align: left;
    padding-top: 20px;
    border-top: 1px solid var(--color-gray-200);
}

.service-features li {
    font-size: 13px;
    color: var(--color-gray-600);
    padding: 8px 0;
    padding-left: 20px;
    position: relative;
}

.service-features li::before {
    content: '✦';
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-size: 10px;
}

/* ===== Gallery Section ===== */
.gallery {
    padding: 120px 0;
    background: var(--color-gray-100);
}

.gallery-filter {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 25px;
    font-family: var(--font-sans);
    font-size: 13px;
    background: transparent;
    border: 1px solid var(--color-gray-300);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-white);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    cursor: pointer;
    aspect-ratio: 4/5;
}

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

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, transparent 50%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 30px;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

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

.gallery-overlay h4 {
    color: var(--color-white);
    font-size: 18px;
    margin-bottom: 5px;
}

.gallery-overlay p {
    color: var(--color-gray-400);
    font-size: 13px;
}

/* ===== Packages Section ===== */
.packages {
    padding: 120px 0;
    background: var(--color-white);
}

.packages-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    align-items: start;
}

.package-card {
    position: relative;
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    transition: all var(--transition-normal);
}

.package-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.package-card.featured {
    border-color: var(--color-primary);
    transform: scale(1.05);
}

.package-card.featured:hover {
    transform: scale(1.05) translateY(-10px);
}

.package-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-primary);
    color: var(--color-white);
    padding: 5px 20px;
    font-size: 12px;
    letter-spacing: 1px;
}

.package-header {
    padding: 40px 30px;
    text-align: center;
    background: linear-gradient(135deg, var(--color-gray-100) 0%, var(--color-white) 100%);
}

.package-card.featured .package-header {
    background: linear-gradient(135deg, var(--color-champagne) 0%, var(--color-rose-light) 100%);
}

.package-header h3 {
    font-size: 24px;
    margin-bottom: 15px;
    letter-spacing: 5px;
}

.package-price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 5px;
}

.package-price .currency {
    font-size: 16px;
    color: var(--color-gray-600);
}

.package-price .amount {
    font-family: var(--font-serif);
    font-size: 42px;
    font-weight: 600;
    color: var(--color-primary);
}

.package-body {
    padding: 30px;
}

.package-features {
    margin-bottom: 30px;
}

.package-features li {
    padding: 12px 0;
    border-bottom: 1px solid var(--color-gray-100);
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
}

.package-features li:last-child {
    border-bottom: none;
}

.package-features .check {
    color: var(--color-primary);
    font-weight: bold;
}

.package-features .cross {
    color: var(--color-gray-400);
}

.package-features li.disabled {
    color: var(--color-gray-400);
}

/* ===== Testimonials Section ===== */
.testimonials {
    position: relative;
    padding: 120px 0;
    background: var(--color-gray-900);
    overflow: hidden;
}

.testimonials-bg {
    position: absolute;
    inset: 0;
    background: url('https://images.unsplash.com/photo-1519741497674-611481863552?w=1920&q=80') center/cover;
    opacity: 0.1;
}

.testimonials .section-tag,
.testimonials .section-title {
    color: var(--color-white);
}

.testimonials .title-decoration {
    background: linear-gradient(to right, transparent, var(--color-champagne), transparent);
}

.testimonials-slider {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.testimonial-card {
    display: none;
    text-align: center;
    animation: fadeIn 0.5s ease;
}

.testimonial-card.active {
    display: block;
}

.testimonial-content {
    position: relative;
    padding: 40px;
}

.quote-icon {
    font-family: var(--font-serif);
    font-size: 80px;
    color: var(--color-primary);
    opacity: 0.5;
    line-height: 1;
    margin-bottom: -30px;
}

.testimonial-content p {
    font-size: 18px;
    line-height: 2;
    color: var(--color-gray-300);
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    margin-top: 30px;
}

.author-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    overflow: hidden;
    border: 2px solid var(--color-primary);
}

.author-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.author-info h4 {
    color: var(--color-white);
    font-size: 16px;
    margin-bottom: 5px;
}

.author-info span {
    font-size: 13px;
    color: var(--color-gray-500);
}

.testimonial-dots {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 40px;
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--color-gray-600);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.dot.active,
.dot:hover {
    background: var(--color-primary);
}

/* ===== Contact Section ===== */
.contact {
    padding: 120px 0;
    background: var(--color-white);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
}

.contact-info h3 {
    font-size: 28px;
    margin-bottom: 20px;
}

.contact-info > p {
    color: var(--color-gray-600);
    margin-bottom: 40px;
}

.info-item {
    display: flex;
    gap: 20px;
    margin-bottom: 25px;
}

.info-icon {
    width: 40px;
    height: 40px;
    color: var(--color-primary);
    flex-shrink: 0;
}

.info-icon svg {
    width: 100%;
    height: 100%;
}

.info-item h4 {
    font-size: 14px;
    font-family: var(--font-sans);
    font-weight: 500;
    margin-bottom: 5px;
}

.info-item p {
    font-size: 14px;
    color: var(--color-gray-600);
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 40px;
}

.social-link {
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--color-gray-300);
    color: var(--color-gray-600);
    transition: all var(--transition-normal);
}

.social-link:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-white);
}

.social-link svg {
    width: 20px;
    height: 20px;
}

/* ===== Contact Form ===== */
.contact-form {
    background: var(--color-gray-100);
    padding: 50px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--color-gray-700);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    font-family: var(--font-sans);
    font-size: 14px;
    border: 1px solid var(--color-gray-300);
    background: var(--color-white);
    transition: all var(--transition-fast);
}

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

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

/* ===== Footer ===== */
.footer {
    background: var(--color-gray-900);
    color: var(--color-gray-400);
}

.footer-top {
    padding: 80px 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 60px;
}

.footer-logo {
    font-family: var(--font-serif);
    font-size: 28px;
    color: var(--color-white);
    margin-bottom: 20px;
}

.footer-brand p {
    font-size: 14px;
    line-height: 1.8;
}

.footer-links h4,
.footer-contact h4 {
    font-family: var(--font-sans);
    font-size: 14px;
    font-weight: 500;
    color: var(--color-white);
    margin-bottom: 25px;
    letter-spacing: 1px;
}

.footer-links ul li {
    margin-bottom: 12px;
}

.footer-links a {
    font-size: 14px;
    transition: color var(--transition-fast);
}

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

.footer-contact p {
    font-size: 14px;
    margin-bottom: 10px;
}

.footer-bottom {
    padding: 25px 0;
    border-top: 1px solid var(--color-gray-800);
    text-align: center;
}

.footer-bottom p {
    font-size: 13px;
}

/* ===== Lightbox ===== */
.lightbox {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.95);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.lightbox.active {
    opacity: 1;
    visibility: visible;
}

.lightbox-close {
    position: absolute;
    top: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: transparent;
    border: 1px solid var(--color-gray-600);
    color: var(--color-white);
    font-size: 30px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.lightbox-close:hover {
    background: var(--color-white);
    color: var(--color-gray-900);
}

.lightbox-image {
    max-width: 90%;
    max-height: 90vh;
    object-fit: contain;
}

/* ===== 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(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===== Responsive Design ===== */
@media (max-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .packages-grid {
        grid-template-columns: 1fr;
        max-width: 450px;
        margin: 0 auto;
    }

    .package-card.featured {
        transform: none;
    }

    .package-card.featured:hover {
        transform: translateY(-10px);
    }

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

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 400px;
        height: 100vh;
        background: var(--color-white);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 30px;
        transition: right var(--transition-normal);
    }

    .nav-menu.active {
        right: 0;
    }

    .nav-menu a {
        color: var(--color-gray-800);
        font-size: 18px;
    }

    .hamburger {
        display: flex;
        z-index: 1001;
    }

    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(6px, 6px);
    }

    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(6px, -6px);
    }

    .story-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .story-image {
        order: -1;
    }

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

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

    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 50px;
    }

    .contact-form {
        padding: 30px;
    }

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

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        letter-spacing: 10px;
    }

    .hero-subtitle {
        letter-spacing: 5px;
    }

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

    .gallery-filter {
        gap: 10px;
    }

    .filter-btn {
        padding: 8px 15px;
        font-size: 12px;
    }
}