/* ===== CSS CUSTOM PROPERTIES ===== */
:root {
    --primary: #2c3e50;
    --secondary: #3498db;
    --accent: #e74c3c;
    --light: #ecf0f1;
    --dark: #212529;
    --success: #27ae60;
    --warning: #f39c12;
    --danger: #dc3545;
    --gray: #95a5a6;
    --light-gray: #f8f9fa;
    --emergency: #e74c3c;
    --border-radius: 8px;
    --box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    --transition: all 0.3s ease;
}

/* ===== GLOBAL RESET ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* ===== BASE STYLES ===== */
body {
    font-family: 'Open Sans', sans-serif;
    background-color: #f5f7fa;
    color: #333;
    line-height: 1.6;
}

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

/* ===== TYPOGRAPHY ===== */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: 'Roboto', sans-serif;
}

h1 {
    font-size: 1.8rem;
    font-weight: 700;
}

h2 {
    color: var(--primary);
    margin: 25px 0 15px;
    font-size: 1.8rem;
    border-bottom: 2px solid var(--secondary);
    padding-bottom: 10px;
}

h3 {
    color: var(--secondary);
    margin: 20px 0 12px;
    font-size: 1.4rem;
}

p {
    margin-bottom: 15px;
    font-size: 1.05rem;
}

/* ===== UTILITY CLASSES ===== */
.text-center {
    text-align: center;
}

.mb-0 {
    margin-bottom: 0;
}

.mb-1 {
    margin-bottom: 15px;
}

.mb-2 {
    margin-bottom: 30px;
}

.mb-3 {
    margin-bottom: 45px;
}

.mt-0 {
    margin-top: 0;
}

.mt-1 {
    margin-top: 15px;
}

.mt-2 {
    margin-top: 30px;
}

.mt-3 {
    margin-top: 45px;
}

/* ===== BUTTON STYLES ===== */
.btn {
    padding: 8px 16px;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    display: inline-block;
    text-align: center;
    cursor: pointer;
    border: none;
    font-size: 0.95rem;
}

.btn:hover {
    transform: translateY(-2px);
}

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

.btn-primary:hover {
    background-color: #c0392b;
}

.btn-secondary {
    background-color: var(--secondary);
    color: white;
}

.btn-secondary:hover {
    background-color: #2980b9;
}

.btn-outline {
    background-color: transparent;
    border: 2px solid white;
    color: white;
}

.btn-outline:hover {
    background-color: rgba(255, 255, 255, 0.2);
}

.btn-success {
    background-color: var(--success);
    color: white;
}

.btn-success:hover {
    background-color: #229954;
}

/* ===== FOOTER STYLES ===== */
footer {
    background-color: var(--primary);
    color: white;
    padding: 40px 0 20px;
    margin-top: 50px;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 30px;
}

.footer-section h3 {
    font-size: 1.2rem;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
    color: #ffd166;
}

.footer-section h3:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 2px;
    background-color: var(--accent);
}

.footer-links {
    list-style-type: none;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: var(--light);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.copyright {
    text-align: center;
    padding-top: 20px;
    margin-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.9rem;
    color: var(--light);
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
    h1 {
        font-size: 1.5rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    h3 {
        font-size: 1.2rem;
    }

    .container {
        padding: 0 15px;
    }
}

@media (max-width: 600px) {
    .footer-container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-section h3:after {
        left: 50%;
        transform: translateX(-50%);
    }
}