/* ===== RESET & BASE STYLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Color Palette */
    --primary-blue: #1a237e;
    --secondary-blue: #283593;
    --accent-blue: #3949ab;
    --light-blue: #e8eaf6;
    --accent-red: #d32f2f;
    --light-red: #ffebee;
    --white: #ffffff;
    --off-white: #f8f9fa;
    --light-gray: #e9ecef;
    --medium-gray: #6c757d;
    --dark-gray: #343a40;
    --success-green: #2e7d32;
    --warning-orange: #f57c00;
    --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
    --radius: 8px;
    --transition: all 0.3s ease;
}

body {
    font-family: 'Roboto', 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: var(--dark-gray);
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

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

/* ===== HEADER STYLES ===== */
.header {
    background: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    padding: 20px 0;
}

.logo-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.logo {
    height: 60px;
    width: auto;
}

.header-contact {
    display: flex;
    gap: 30px;
    flex-wrap: wrap;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--primary-blue);
    font-weight: 500;
}

.contact-item i {
    color: var(--accent-blue);
    font-size: 18px;
}

/* ===== MAIN CONTENT (Index.php) ===== */
.main-content {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 60px 0;
}

.form-container {
    width: 100%;
    max-width: 500px;
    margin: 0 auto;
}

.form-card {
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    padding: 40px;
}

.form-header {
    text-align: center;
    margin-bottom: 30px;
}

.form-header h1 {
    font-family: 'Poppins', sans-serif;
    color: var(--primary-blue);
    margin-bottom: 10px;
    font-size: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.form-subtitle {
    color: var(--medium-gray);
    font-size: 16px;
}

/* Form Styles */
.status-form {
    margin-bottom: 30px;
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--dark-gray);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 8px;
}

.form-group input {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid var(--light-gray);
    border-radius: var(--radius);
    font-size: 16px;
    transition: var(--transition);
    background: var(--off-white);
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(26, 35, 126, 0.1);
    background: var(--white);
}

.form-group input::placeholder {
    color: #adb5bd;
}

/* Button */
.btn-submit {
    width: 100%;
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    color: var(--white);
    border: none;
    padding: 16px;
    border-radius: var(--radius);
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-top: 10px;
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(26, 35, 126, 0.3);
}

/* Form Footer */
.form-footer {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid var(--light-gray);
    color: var(--medium-gray);
    font-size: 14px;
}

.form-footer i {
    color: var(--accent-blue);
    margin-right: 8px;
}

/* ===== STATUS PAGE STYLES (check-status.php) ===== */
.status-container {
    display: flex;
    gap: 30px;
    margin-top: 30px;
    min-height: 500px;
}

/* Sidebar */
.sidebar {
    width: 220px;
    flex-shrink: 0;
}

.sidebar-card {
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 20px;
    height: fit-content;
    position: sticky;
    top: 100px;
}

.sidebar-card h3 {
    color: var(--primary-blue);
    margin-bottom: 20px;
    text-align: center;
    font-size: 18px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--light-gray);
}

.sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    color: var(--dark-gray);
    text-decoration: none;
    border-radius: var(--radius);
    transition: var(--transition);
    font-size: 15px;
}

.sidebar-link:hover,
.sidebar-link.active {
    background: var(--light-blue);
    color: var(--primary-blue);
    font-weight: 500;
}

/* Main Content */
.content {
    flex: 1;
}

.status-card {
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    padding: 25px;
    width: 100%;
    height: fit-content;
    min-height: 300px;
}

.status-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--light-gray);
}

.status-header h2 {
    color: var(--primary-blue);
    font-size: 22px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.btn-new {
    background: var(--light-gray);
    color: var(--dark-gray);
    padding: 8px 16px;
    border-radius: var(--radius);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-weight: 500;
    transition: var(--transition);
    font-size: 14px;
}

.btn-new:hover {
    background: #dee2e6;
}

/* Student Info */
.student-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.info-section h3 {
    color: var(--primary-blue);
    margin-bottom: 15px;
    font-size: 18px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--light-gray);
}

/* Info Grid - 2 columns layout */
.info-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.info-item {
    padding: 12px 15px;
    background: var(--off-white);
    border-radius: var(--radius);
    border-left: 3px solid var(--accent-blue);
}

.info-label {
    display: block;
    font-weight: 500;
    color: var(--medium-gray);
    margin-bottom: 5px;
    font-size: 13px;
}

.info-value {
    display: block;
    color: var(--dark-gray);
    font-size: 15px;
    font-weight: 500;
}

/* Status Badge */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    font-size: 15px;
    padding: 6px 12px;
    border-radius: 20px;
    background: var(--light-blue);
}

/* Status Message */
.status-message {
    background: var(--off-white);
    padding: 15px;
    border-radius: var(--radius);
    border-left: 4px solid var(--primary-blue);
    margin-top: 10px;
}

.status-message p {
    font-size: 15px;
    line-height: 1.5;
    color: var(--dark-gray);
    margin: 0;
}

/* ===== FOOTER ===== */
.footer {
    background: var(--primary-blue);
    color: var(--white);
    padding: 20px 0;
    text-align: center;
    font-size: 14px;
    margin-top: 40px;
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 992px) {
    .status-container {
        flex-direction: column;
        gap: 20px;
    }
    
    .sidebar {
        width: 100%;
        position: static;
    }
    
    .sidebar-card {
        position: static;
    }
    
    .sidebar-nav {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .sidebar-link {
        min-width: 180px;
        justify-content: center;
    }
    
    .info-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .logo-container {
        flex-direction: column;
        text-align: center;
    }
    
    .header-contact {
        justify-content: center;
    }
    
    .form-card {
        padding: 30px 20px;
    }
    
    .form-header h1 {
        font-size: 24px;
    }
    
    .status-header {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    .info-grid {
        grid-template-columns: 1fr;
        gap: 10px;
    }
    
    .info-item {
        padding: 10px 12px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .header-contact {
        flex-direction: column;
        gap: 10px;
        align-items: center;
        font-size: 14px;
    }
    
    .contact-item {
        font-size: 14px;
    }
    
    .form-card {
        padding: 25px 15px;
    }
    
    .status-card {
        padding: 20px;
    }
    
    .status-header h2 {
        font-size: 20px;
    }
    
    .sidebar-link {
        min-width: 100%;
        font-size: 14px;
        padding: 8px 10px;
    }
}