:root {
    --forest-green: #2D4635;
    --moss-green: #A9BA9D;
    --earth-brown: #B58D67;
    --rain-blue: #5E81AC;
    --light-bg: #F8F9F7;
    --text-dark: #1A261E;
}

body {
    font-family: 'Noto Serif TC', serif;
    background-color: var(--light-bg);
    color: var(--text-dark);
    line-height: 1.8;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Noto Serif TC', serif;
    font-weight: 700;
    color: var(--forest-green);
}

.data-font {
    font-family: 'Inter', sans-serif;
}

.navbar {
    background-color: rgba(45, 70, 53, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem 2rem;
}

.navbar-brand, .nav-link {
    color: #ffffff !important;
}

.nav-link:hover {
    color: var(--moss-green) !important;
}

.btn-primary {
    background-color: var(--forest-green);
    border-color: var(--forest-green);
}

.btn-primary:hover {
    background-color: #1e3024;
    border-color: #1e3024;
}

.section-padding {
    padding: 80px 0;
}

.footer {
    background-color: var(--forest-green);
    color: #ffffff;
    padding: 60px 0 20px;
}

/* Organic Shapes & Animations */
.organic-border {
    border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
}

.fade-in-up {
    animation: fadeInUp 1s ease-out;
}

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

/* Hero Section Styles */
.hero-section {
    height: 100vh;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    color: white;
}

.hero-video {
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    z-index: -1;
    transform: translate(-50%, -50%);
    filter: brightness(0.6);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(45, 70, 53, 0.4), rgba(45, 70, 53, 0.8));
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.stat-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 20px;
    border-radius: 15px;
    text-align: center;
    transition: transform 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.2);
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--moss-green);
}

.stat-label {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}