/* public_html/styles.css */

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    color: #1a1a1a;
}

h1 { font-size: 3rem; }
h2 { font-size: 2.25rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }

@media (max-width: 768px) {
    h1 { font-size: 2.5rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.5rem; }
}

/* Colors */
:root {
    --primary: #2ecc71; /* Vibrant green for fitness energy */
    --primary-dark: #27ae60;
    --secondary: #34495e; /* Dark blue-gray for contrast */
    --accent: #f39c12; /* Orange for highlights */
    --light: #ffffff;
    --dark: #1a1a1a;
    --gray: #6c757d;
    --light-gray: #e9ecef;
}

/* Navbar */
.navbar {
    background-color: var(--primary);
    transition: all 0.3s ease;
}

.navbar-brand {
    font-size: 1.5rem;
    color: var(--light) !important;
    transition: color 0.3s ease;
}

.navbar-brand:hover {
    color: var(--light-gray) !important;
}

.nav-link {
    color: var(--light) !important;
    font-weight: 500;
    padding: 0.5rem 1rem;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.nav-link:hover, .nav-link.active {
    background-color: var(--primary-dark);
    border-radius: 5px;
}

.navbar-toggler {
    border-color: var(--light);
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(255, 255, 255, 0.95)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--dark) 0%, rgba(26, 26, 26, 0.8) 100%);
    min-height: 500px;
    display: flex;
    align-items: center;
    padding: 4rem 0;
    text-align: center;
}

.hero h1 {
    color: var(--light);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.hero p {
    color: var(--light-gray);
    font-size: 1.25rem;
    max-width: 600px;
    margin: 0 auto;
}

.hero .btn-primary {
    background-color: var(--accent);
    border-color: var(--accent);
    padding: 0.75rem 2rem;
    font-size: 1.1rem;
    transition: transform 0.2s ease, background-color 0.3s ease;
}

.hero .btn-primary:hover {
    background-color: #e67e22;
    border-color: #e67e22;
    transform: translateY(-2px);
}

/* Features Section */
.features .card {
    border: none;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.features .card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
}

.features .bi {
    color: var(--primary);
}

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

/* CTA Section */
.cta {
    background-color: var(--primary);
}

.cta h2 {
    color: var(--light);
}

.cta .btn-light {
    color: var(--primary);
    font-weight: 600;
    padding: 0.75rem 2rem;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.cta .btn-light:hover {
    background-color: var(--light-gray);
    color: var(--primary-dark);
}

/* Footer */
footer {
    background-color: var(--dark);
}

footer p {
    margin: 0;
    color: var(--light-gray);
    font-size: 0.9rem;
}

/* Buttons */
.btn-primary {
    background-color: var(--primary);
    border-color: var(--primary);
    border-radius: 8px;
    padding: 0.5rem 1.5rem;
    transition: background-color 0.3s ease, transform 0.2s ease;
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    border-color: var(--primary-dark);
    transform: translateY(-2px);
}

.btn-outline-primary {
    border-color: var(--primary);
    color: var(--primary);
    border-radius: 8px;
}

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

/* Cards */
.card {
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

/* Forms */
.form-control {
    border-radius: 8px;
    border: 1px solid var(--light-gray);
    padding: 0.75rem;
    transition: border-color 0.3s ease;
}

.form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 0.2rem rgba(46, 204, 113, 0.25);
}

.form-label {
    font-weight: 500;
    color: var(--secondary);
}

/* Alerts */
.alert {
    border-radius: 8px;
    font-size: 0.9rem;
}

/* Responsive Adjustments */
@media (max-width: 576px) {
    .navbar-brand {
        font-size: 1.25rem;
    }
    .hero {
        min-height: 400px;
        padding: 2rem 0;
    }
    .hero h1 {
        font-size: 2rem;
    }
    .hero p {
        font-size: 1rem;
    }
    .features .card {
        padding: 1.5rem;
    }
}

/* Animations (Animate.css classes are included via CDN) */
.animate__fadeIn, .animate__fadeInUp, .animate__fadeInDown {
    animation-duration: 1s;
}

/* Spinner for AJAX */
.spinner {
    display: none;
    width: 20px;
    height: 20px;
    border: 3px solid var(--primary);
    border-top: 3px solid transparent;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-left: 10px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Image Previews */
.image-preview {
    max-width: 100%;
    max-height: 200px;
    margin-top: 10px;
    display: none;
    border-radius: 8px;
}