:root {
    /* Placeholder Color Palette */
    --color-primary: #0b6ffd;
    /* Light Blue/Aqua */
    --color-secondary: #5cb85c;
    /* Soft Green */
    --color-background-light: #f7faff;
    /* Very light blueish white */
    --color-text-dark: #34495e;
    --color-text-light: #ffffff;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
    /* Offset for fixed navbar */
}

body {
    font-family: 'Poppins', sans-serif;
    color: var(--color-text-dark);
    background-color: var(--color-background-light);
}

/* Custom Navigation Styling */
.navbar {
    background-color: rgba(255, 255, 255, 0.95);
    /* Slightly transparent white for a clean look */
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.nav-link {
    color: var(--color-text-dark) !important;
    font-weight: 500;
}

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

/* Hero Section Styling */
.hero-section {
    background: linear-gradient(rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.4)), url('../images/harbor_Thalwil_See_03.jpg') center center / cover no-repeat;
    /* Placeholder Image: Thalwil/Lake Zurich suggestion (1080 suggests water/landscape) */
    height: 80vh;
    /* Takes up 80% of viewport height */
    color: var(--color-text-light);
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.5);
}

.hero-section h1 {
    font-size: 3.5rem;
    font-weight: 700;
}

.hero-section p {
    font-size: 1.5rem;
    font-weight: 300;
}

/* Custom Text Colors */
.text-primary-custom {
    color: var(--color-primary) !important;
}

/* Custom Buttons */
.btn-primary-custom {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    color: #fff;
    font-weight: 600;
    transition: all 0.3s ease;
    text-shadow: none;
}

.btn-primary-custom:hover {
    background-color: #0a58ca;
    /* Darker Blue */
    border-color: #0a58ca;
    color: #fff;
    box-shadow: 0 4px 12px rgba(11, 111, 253, 0.4);
    transform: translateY(-2px);
}

.btn-secondary-custom {
    background-color: var(--color-secondary);
    border-color: var(--color-secondary);
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-secondary-custom:hover {
    background-color: #4cae4c;
    /* Darker Green */
    border-color: #4cae4c;
}

/* Section Padding */
section {
    padding: 5rem 0;
}

/* Upcoming Event CTA Styling */
#events {
    background-color: var(--color-primary);
    color: var(--color-text-light);
    text-align: center;
}

#events h2 {
    font-weight: 700;
}

/* Petition Section Styling */
#petition .card {
    border: 2px solid var(--color-primary);
    border-radius: 1rem;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

/* Contact Section Styling */
#contact {
    background-color: var(--color-background-light);
}

/* Custom Utilities */
.bg-primary-custom {
    background-color: var(--color-primary) !important;
}

.btn-outline-primary-custom {
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.btn-outline-primary-custom:hover,
.btn-outline-primary-custom.active {
    background-color: var(--color-primary);
    color: #fff;
}