:root {
    /* Color Palette */
    --primary-color: #1B3B5A; /* Deep Blue */
    --secondary-color: #C19A6B; /* Muted Gold */
    --accent-color: #E6D5B8; /* Light Gold/Beige */
    --bg-color: #F9F7F2; /* Off-white / Rice Paper */
    --text-color: #333333;
    --text-light: #666666;
    --white: #FFFFFF;
    --success: #28a745;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --radius-full: 50%;

    /* Transitions */
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Noto Sans TC', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Noto Serif TC', serif;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

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

ul {
    list-style: none;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

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

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

.section-title {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-lg);
    position: relative;
    display: inline-block;
    width: 100%;
}

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

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    border-radius: var(--radius-md);
    font-weight: 500;
    cursor: pointer;
    font-size: 1rem;
    border: none;
    transition: var(--transition);
}

.btn-primary {
    background-color: var(--secondary-color);
    color: var(--white);
    box-shadow: 0 4px 6px rgba(193, 154, 107, 0.3);
}

.btn-primary:hover {
    background-color: #a38055;
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(193, 154, 107, 0.4);
}

.btn-lg {
    padding: 1rem 3rem;
    font-size: 1.2rem;
}

.btn-block {
    display: block;
    width: 100%;
    text-align: center;
}

/* Navigation */
.navbar {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    padding: 1rem 0;
}

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

.logo-text {
    font-family: 'Noto Serif TC', serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    font-weight: 500;
    font-size: 1rem;
    color: var(--text-color);
}

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

.btn-nav {
    background-color: var(--primary-color);
    color: var(--white) !important;
    padding: 0.5rem 1.5rem;
    border-radius: var(--radius-md);
}

.btn-nav:hover {
    background-color: #142d45;
}

.hamburger {
    display: none;
    cursor: pointer;
}

.hamburger .bar {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--primary-color);
    margin: 5px auto;
    transition: var(--transition);
}

/* Hero Section */
.hero {
    height: 100vh;
    min-height: 600px;
    background-image: url('hero-bg.jpg'); /* Placeholder, will create a gradient fallback */
    background: linear-gradient(rgba(27, 59, 90, 0.7), rgba(27, 59, 90, 0.6)), #ccc; /* Fallback */
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    position: relative;
    color: var(--white);
    text-align: center;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
}

.hero-title {
    font-size: 3.5rem;
    color: var(--white);
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--secondary-color);
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.hero-text {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-lg);
    opacity: 0.9;
}

/* Problem Section */
.problems-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.problem-card {
    background: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    text-align: center;
    transition: var(--transition);
}

.problem-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}

.problem-icon {
    font-size: 2.5rem;
    color: #e76f51; /* Anxiety color - reddish orange but muted */
    margin-bottom: var(--spacing-sm);
}

/* Solution Section */
.solutions-section {
    background-color: var(--white);
}

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.solution-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    border: 1px solid #eee;
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

.solution-item:hover {
    border-color: var(--secondary-color);
    background-color: rgba(193, 154, 107, 0.05);
}

.solution-icon {
    font-size: 2rem;
    color: var(--secondary-color);
    flex-shrink: 0;
}

.solution-text h3 {
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
}

/* Pricing Section */
.pricing-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, #2a4d70 100%);
    color: var(--white);
}

.pricing-card {
    background: var(--white);
    color: var(--text-color);
    max-width: 600px;
    margin: 0 auto;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0,0,0,0.2);
    position: relative;
    border: 4px solid var(--secondary-color);
}

.pricing-header {
    background-color: var(--secondary-color);
    color: var(--white);
    padding: var(--spacing-md);
    text-align: center;
}

.pricing-header h3 {
    color: var(--white);
    margin: 0;
    font-size: 1.8rem;
}

.pricing-body {
    padding: var(--spacing-lg);
    text-align: center;
}

.price-box {
    margin-bottom: var(--spacing-md);
}

.original-price {
    text-decoration: line-through;
    color: var(--text-light);
    font-size: 1.2rem;
    display: block;
}

.current-price {
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--primary-color);
    font-family: 'Noto Serif TC', serif;
}

.pricing-features {
    text-align: left;
    margin: 0 auto var(--spacing-md);
    display: inline-block;
}

.pricing-features li {
    margin-bottom: 0.8rem;
    font-size: 1.1rem;
}

.pricing-features i {
    color: var(--success);
    margin-right: 10px;
}

/* Team Section */
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.team-member {
    text-align: center;
    background: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    box-shadow: 0 5px 15px rgba(0,0,0,0.03);
    transition: var(--transition);
}

.team-member:hover {
    transform: translateY(-5px);
}

.member-photo-placeholder {
    width: 150px;
    height: 150px;
    background-color: #eaeff2;
    border-radius: 50%;
    margin: 0 auto var(--spacing-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: var(--primary-color);
    border: 2px solid var(--secondary-color);
}

.member-info h3 {
    margin-bottom: 0.2rem;
    color: var(--primary-color);
}

.role {
    display: block;
    color: var(--secondary-color);
    font-weight: 500;
    margin-bottom: 0.8rem;
    font-size: 0.9rem;
}

/* Audience Section */
.audience-section {
    background-color: var(--primary-color);
    color: var(--white);
}

.audience-section .section-title {
    color: var(--white);
}

.audience-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.audience-item {
    background: rgba(255, 255, 255, 0.1);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: 1rem;
}

.check-icon {
    font-size: 1.5rem;
    color: var(--secondary-color);
}

/* Process Section */
.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    counter-reset: step;
}

.step-item {
    text-align: center;
    position: relative;
    padding: var(--spacing-md);
}

.step-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: rgba(193, 154, 107, 0.2);
    font-family: 'Noto Serif TC', serif;
    margin-bottom: -20px;
    z-index: 0;
    position: relative;
}

.step-item h3 {
    position: relative;
    z-index: 1;
}

/* Trust Section */
.trust-section {
    background-color: var(--white);
}

.trust-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    text-align: center;
}

.trust-item h3 {
    color: var(--secondary-color);
}

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

.faq-item {
    background: var(--white);
    margin-bottom: var(--spacing-sm);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

.faq-question {
    padding: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    background-color: var(--white);
    transition: var(--transition);
}

.faq-question:hover {
    background-color: #fafafa;
}

.faq-question h3 {
    margin: 0;
    font-size: 1.1rem;
}

.faq-question .arrow {
    transition: var(--transition);
}

.faq-item.active .arrow {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
    padding: 0 1.5rem;
    background-color: #fafafa;
}

.faq-item.active .faq-answer {
    padding: 1rem 1.5rem 1.5rem;
    max-height: 200px; /* Adjust if content is longer */
}

/* Footer & CTA */
.footer-section {
    background-color: var(--primary-color);
    color: var(--white);
    padding-top: var(--spacing-xl);
}

.cta-container {
    background: var(--white);
    color: var(--text-color);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-xl);
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    max-width: 400px;
    margin: 2rem auto;
}

.contact-form input {
    padding: 1rem;
    border: 1px solid #ddd;
    border-radius: var(--radius-md);
    font-size: 1rem;
}

.contact-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
}

.contact-link {
    color: var(--primary-color);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-bottom {
    background-color: rgba(0,0,0,0.2);
    padding: 2rem 0;
    text-align: center;
}

.footer-info h3 {
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.footer-info p {
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    opacity: 0.8;
}

/* FAQ Categories */
.faq-category {
    margin-bottom: var(--spacing-md);
}

.faq-category-title {
    font-size: 1.3rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
    padding-bottom: 0.5rem;
    border-bottom: 2px solid rgba(193, 154, 107, 0.2);
    margin-top: var(--spacing-md);
    font-family: 'Noto Serif TC', serif;
}

.faq-category:first-of-type .faq-category-title {
    margin-top: 0;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .pricing-card {
        margin: 0 1rem;
    }
    
    .nav-links {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 70px;
        right: 0;
        background: var(--white);
        width: 100%;
        padding: 2rem 0;
        box-shadow: 0 10px 10px rgba(0,0,0,0.05);
        text-align: center;
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .hamburger {
        display: block;
    }
}