/* filepath: css/style.css */

:root {
    --primary-color: #2f80ed;
    --primary-dark: #1762c4;
    --secondary-color: #6657d8;
    --success-color: #20b486;
    --danger-color: #ef476f;
    --warning-color: #ffbd00;
    --info-color: #18a4c7;
    --light-bg: #fff8df;
    --ink-color: #24324b;
    --paper-color: #fffdf7;
    --sky-color: #dff4ff;
    --line-color: #d9ebf7;
}

body {
    min-height: 100vh;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--ink-color);
    background-color: var(--light-bg);
    background-image:
        linear-gradient(90deg, rgba(47, 128, 237, 0.08) 1px, transparent 1px),
        linear-gradient(rgba(47, 128, 237, 0.08) 1px, transparent 1px),
        linear-gradient(135deg, #fff8df 0%, #dff4ff 54%, #f8e7ff 100%);
    background-size: 34px 34px, 34px 34px, auto;
}

.bg-light,
.bg-dark {
    background-color: transparent !important;
}

.text-primary {
    color: var(--primary-color) !important;
}

.text-success {
    color: var(--success-color) !important;
}

.text-danger {
    color: var(--danger-color) !important;
}

.text-muted {
    color: #5f6d82 !important;
}

/* Card Styles */
.card {
    border: 2px solid rgba(47, 128, 237, 0.18);
    border-radius: 8px;
    background: var(--paper-color);
    box-shadow: 0 18px 40px rgba(36, 50, 75, 0.12);
}

.card.border-0 {
    border: 2px solid rgba(47, 128, 237, 0.18) !important;
}

.card-header {
    border-bottom: 2px dashed var(--line-color);
    background-color: #ffffff;
}

.card-shadow {
    box-shadow: 0 18px 40px rgba(36, 50, 75, 0.12);
}

/* Form Styles */
.form-label {
    color: var(--ink-color);
    font-weight: 700;
}

.form-control,
.input-group-text {
    border: 2px solid var(--line-color);
    border-radius: 8px;
}

.input-group-text {
    background-color: #eef8ff;
    color: var(--primary-color);
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(74, 144, 217, 0.25);
}

.form-check-input:checked {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

/* Button Styles */
.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    box-shadow: 0 8px 0 var(--primary-dark);
}

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

.btn-primary:active {
    box-shadow: 0 3px 0 #0f4c9d;
    transform: translateY(4px);
}

.btn-success {
    background-color: var(--success-color);
    border-color: var(--success-color);
    box-shadow: 0 8px 0 #138d68;
}

.btn-success:hover {
    background-color: #159a72;
    border-color: #159a72;
}

.btn,
.badge,
.alert,
.modal-content {
    border-radius: 8px;
}

.navbar.bg-primary,
.navbar.bg-dark {
    background: linear-gradient(90deg, #2f80ed 0%, #6657d8 52%, #ef476f 100%) !important;
}

.bg-primary {
    background-color: var(--primary-color) !important;
}

.bg-success {
    background-color: var(--success-color) !important;
}

.bg-info {
    background-color: var(--info-color) !important;
}

.bg-warning {
    background-color: var(--warning-color) !important;
    color: var(--ink-color) !important;
}

.navbar-brand {
    font-weight: 800;
}

.progress {
    background-color: #e6f5ff;
    border-radius: 999px;
}

.progress-bar {
    background: linear-gradient(90deg, var(--success-color), var(--warning-color)) !important;
}

/* Question Styles */
.question-text {
    font-size: 1.18rem;
    line-height: 1.6;
    color: var(--ink-color);
    font-weight: 600;
}

.option-item {
    padding: 15px;
    margin-bottom: 10px;
    border: 2px solid var(--line-color);
    border-radius: 8px;
    transition: all 0.3s ease;
    cursor: pointer;
    background-color: #ffffff;
}

.option-item:hover {
    border-color: var(--primary-color);
    background-color: #eef8ff;
    transform: translateY(-1px);
}

.option-item.selected {
    border-color: var(--primary-color);
    background-color: #e7f1ff;
    box-shadow: 0 8px 20px rgba(47, 128, 237, 0.14);
}

.option-item .form-check-input {
    margin-top: 0.3rem;
}

.option-label {
    display: inline-block;
    width: 30px;
    height: 30px;
    line-height: 30px;
    text-align: center;
    background-color: var(--secondary-color);
    color: white;
    border-radius: 50%;
    font-weight: bold;
    margin-right: 10px;
}

.option-text {
    font-size: 1rem;
}

/* Timer Styles */
.timer-box {
    background-color: rgba(255, 255, 255, 0.25);
    border: 2px solid rgba(255, 255, 255, 0.55);
    padding: 8px 16px;
    border-radius: 999px;
    font-size: 1.2rem;
    font-weight: bold;
    color: #ffffff;
}

.timer-box.text-danger {
    animation: pulse 1s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

/* Warning Overlay */
.warning-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.warning-box {
    background-color: white;
    padding: 40px;
    border: 2px solid var(--warning-color);
    border-radius: 8px;
    text-align: center;
    max-width: 400px;
}

/* Result Page */
.result-icon {
    width: 100px;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
}

.score-circle {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 14px 0 rgba(36, 50, 75, 0.16);
}

.score-value {
    font-size: 3rem;
    font-weight: bold;
    color: white;
}

/* Admin Sidebar */
.sidebar {
    min-height: calc(100vh - 56px);
}

.sidebar .nav-link {
    color: #333;
    padding: 10px 20px;
    border-radius: 0;
}

.sidebar .nav-link:hover {
    background-color: #eef8ff;
}

.sidebar .nav-link.active {
    background-color: var(--primary-color);
    color: white;
}

/* Table Styles */
.table th {
    font-weight: 600;
    color: #495057;
    border-top: none;
}

.table-hover tbody tr:hover {
    background-color: #fff8df;
}

/* Alert Animation */
.alert {
    border-width: 2px;
}

.list-group-item {
    background-color: transparent;
    border-color: var(--line-color);
}

/* Loading Spinner */
.spinner-border-sm {
    width: 1rem;
    height: 1rem;
    border-width: 0.15em;
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .timer-box {
        font-size: 1rem;
        padding: 5px 10px;
    }
    
    .option-item {
        padding: 10px;
    }
    
    .option-label {
        width: 25px;
        height: 25px;
        line-height: 25px;
        font-size: 0.9rem;
    }
}