/* --- VARIABLES & BASE STYLES --- */
:root {
    --primary-color: #009688;
    --secondary-color: #80CBC4;
    --accent-color: #00BFA5;
    --dark-color: #004D40;
    --text-color: #333;
    --light-gray: #f4f4f4;
    --white: #fff;
    --font-family: 'Poppins', sans-serif;
    --border-radius: 8px;
    --box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    --success-color: #4CAF50;
    --warning-color: #FF9800;
    --error-color: #f44336;
    --info-color: #2196F3;
}

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

html {
    scroll-behavior: smooth;
    height: 100%;
}

body {
    font-family: var(--font-family);
    color: var(--text-color);
    background-color: var(--white);
    line-height: 1.6;
    min-height: 100vh;
    height: 100%;
    display: flex;
    flex-direction: column;
}

/* Sticky footer layout: allow main container to fill remaining height */
#page-container {
    flex: 1 0 auto;
}

/* Common helpers */
.muted { color: #666; }
.tag {
    display: inline-block;
    background: #f0f4f4;
    color: #056;
    border: 1px solid #e0eeee;
    padding: 2px 8px;
    margin: 0 6px 6px 0;
    font-size: 12px;
    border-radius: 999px;
}
.avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: #e6f2f1;
    color: #00695c;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
}
.toolbar {
    display: flex;
    gap: 8px;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
}


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

/* --- UTILITY & SHARED STYLES --- */
.btn { 
    display: inline-block; 
    padding: 12px 28px; 
    border-radius: var(--border-radius); 
    font-weight: 600; 
    text-decoration: none; 
    transition: all 0.3s ease; 
    border: none; 
    cursor: pointer; 
    font-size: 16px; 
}
.btn-primary { 
    background-color: var(--primary-color); 
    color: var(--white); 
}
.btn-primary:hover { 
    background-color: var(--dark-color); 
    transform: translateY(-2px); 
}
.btn-secondary { 
    background-color: transparent; 
    color: var(--primary-color); 
    border: 2px solid var(--secondary-color); 
}
.btn-secondary:hover { 
    background-color: var(--secondary-color); 
    color: var(--dark-color); 
}
.btn-accent { 
    background-color: var(--accent-color); 
    color: var(--white); 
    box-shadow: 0 4px 12px rgba(0, 191, 165, 0.4); 
}
.btn-accent:hover { 
    background-color: #00a794; 
    transform: translateY(-3px); 
    box-shadow: 0 6px 16px rgba(0, 191, 165, 0.5); 
}
.btn-large { 
    padding: 15px 35px; 
    font-size: 18px; 
}
.btn-small {
    padding: 8px 16px;
    font-size: 14px;
}
.btn-success {
    background-color: var(--success-color);
    color: var(--white);
}
.btn-success:hover {
    background-color: #45a049;
    transform: translateY(-2px);
}
.btn-warning {
    background-color: var(--warning-color);
    color: var(--white);
}
.btn-warning:hover {
    background-color: #e68900;
    transform: translateY(-2px);
}
.btn-error {
    background-color: var(--error-color);
    color: var(--white);
}
.btn-error:hover {
    background-color: #d32f2f;
    transform: translateY(-2px);
}

.section-title { 
    text-align: center; 
    font-size: 2.5rem; 
    font-weight: 700; 
    color: var(--dark-color); 
    margin-bottom: 50px; 
}

.page-header { 
    text-align: center; 
    margin-bottom: 40px; 
    padding: 30px 0; 
    background-color: var(--light-gray); 
}
.page-header h1 { 
    font-size: 3rem; 
    color: var(--dark-color); 
}
.page-header p { 
    font-size: 1.1rem; 
    color: #555; 
    max-width: 700px; 
    margin: 10px auto 0; 
}

/* --- DASHBOARD UTILITIES --- */
.dashboard-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

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

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.mb-5 { margin-bottom: 3rem; }

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mt-5 { margin-top: 3rem; }

.p-1 { padding: 0.5rem; }
.p-2 { padding: 1rem; }
.p-3 { padding: 1.5rem; }
.p-4 { padding: 2rem; }

.d-flex { display: flex; }
.justify-content-between { justify-content: space-between; }
.justify-content-center { justify-content: center; }
.align-items-center { align-items: center; }
.flex-wrap { flex-wrap: wrap; }
.flex-1 { flex: 1; }

.badge {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}
.badge-success {
    background-color: var(--success-color);
    color: var(--white);
}
.badge-warning {
    background-color: var(--warning-color);
    color: var(--white);
}
.badge-error {
    background-color: var(--error-color);
    color: var(--white);
}
.badge-info {
    background-color: var(--info-color);
    color: var(--white);
}
.badge-secondary {
    background-color: var(--secondary-color);
    color: var(--dark-color);
}

/* --- TOP BAR STYLES --- */
.top-bar {
    background-color: var(--dark-color);
    color: var(--white);
    padding: 12px 0;
    font-size: 0.9rem;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1001;
    width: 100%;
}

.top-bar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.top-bar-left {
    display: flex;
    align-items: center;
    gap: 20px;
}

.top-bar-contact {
    display: flex;
    align-items: center;
    gap: 8px;
}

.top-bar-contact i {
    width: 16px;
    height: 16px;
    color: var(--accent-color);
}

.top-bar-right {
    display: flex;
    align-items: center;
    gap: 15px;
}

.top-bar-social {
    display: flex;
    gap: 10px;
}

.top-bar-social a {
    color: var(--white);
    transition: color 0.3s ease;
    display: flex;
    align-items: center;
}

.top-bar-social a:hover {
    color: var(--accent-color);
}

.top-bar-social i {
    width: 16px;
    height: 16px;
}

.top-bar-announcement {
    background-color: var(--accent-color);
    padding: 4px 12px;
    border-radius: 4px;
    font-weight: 500;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { opacity: 1; }
    50% { opacity: 0.8; }
    100% { opacity: 1; }
}

/* --- RESPONSIVE DESIGN --- */
@media (max-width: 992px) {
    .section-title { 
        font-size: 2.2rem; 
    }
    .page-header h1 { 
        font-size: 2.5rem; 
    }
    
    .top-bar {
        padding: 10px 0;
    }
    
    .top-bar-content {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }
    
    .top-bar-left {
        gap: 15px;
    }
    
    .top-bar-right {
        gap: 10px;
    }
}

@media (max-width: 576px) {
    .section-title { 
        font-size: 2rem; 
    }
    .page-header h1 { 
        font-size: 2.2rem; 
    }
    
    .top-bar {
        padding: 8px 0;
        font-size: 0.8rem;
    }
    
    .top-bar-left {
        flex-direction: column;
        gap: 5px;
    }
    
    .top-bar-right {
        flex-direction: column;
        gap: 5px;
    }
    
    .top-bar-social {
        gap: 8px;
    }
}