/* === Base Styles === */
:root {
    --primary-color: #4c6ef5;
    --secondary-color: #339af0;
    --accent-color: #ff922b;
    --text-color: #212529;
    --light-text: #868e96;
    --background-color: #f8f9fa;
    --card-background: #ffffff;
    --border-color: #dee2e6;
    
    --success-color: #40c057;
    --warning-color: #fab005;
    --danger-color: #fa5252;
    
    --border-radius: 8px;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--background-color);
}

a {
    color: var(--primary-color);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

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

/* === Header === */
header {
    background-color: var(--card-background);
    box-shadow: var(--shadow);
    padding: 1rem 0;
    margin-bottom: 2rem;
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
    text-decoration: none;
}

nav ul {
    display: flex;
    list-style: none;
}

nav ul li {
    margin-left: 1.5rem;
}

nav ul li a {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
}

nav ul li a.active,
nav ul li a:hover {
    color: var(--primary-color);
}

/* === Footer === */
footer {
    background-color: var(--card-background);
    padding: 2rem 0;
    margin-top: 3rem;
    text-align: center;
    color: var(--light-text);
    box-shadow: 0 -4px 6px rgba(0, 0, 0, 0.05);
}

/* === Page Headers === */
.page-header {
    margin-bottom: 2rem;
    text-align: center;
}

.page-header h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.page-header .description {
    color: var(--light-text);
    max-width: 700px;
    margin: 0 auto;
}

/* === Buttons === */
.btn {
    display: inline-block;
    padding: 0.5rem 1rem;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-weight: 500;
    text-align: center;
    text-decoration: none;
    transition: background-color 0.2s;
}

.btn:hover {
    background-color: #364fc7;
    text-decoration: none;
}

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

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

.copy-btn {
    padding: 0.25rem 0.5rem;
    background-color: var(--secondary-color);
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.8rem;
}

.copy-btn:hover {
    background-color: #1c7ed6;
}

/* === Filter Controls === */
.filter-controls {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 2rem;
    padding: 1rem;
    background-color: var(--card-background);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.filter-group label {
    font-weight: 500;
    font-size: 0.9rem;
}

.filter-group select {
    padding: 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background-color: var(--background-color);
    min-width: 150px;
}

/* === Featured Coupons === */
.featured-coupons {
    margin-bottom: 3rem;
}

.featured-coupons h2 {
    margin-bottom: 1.5rem;
    text-align: center;
    font-size: 1.75rem;
}

/* === Coupon Grid === */
.coupon-container {
    margin-bottom: 2rem;
}

.coupon-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.coupon-card {
    background-color: var(--card-background);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: transform 0.2s, box-shadow 0.2s;
}

.coupon-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.1);
}

.coupon-details {
    padding: 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.coupon-details h2 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.coupon-details h2 a {
    color: var(--text-color);
    text-decoration: none;
}

.coupon-details h2 a:hover {
    color: var(--primary-color);
}

.tool-info {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.75rem;
}

.tool-name {
    font-weight: 500;
}

.category {
    background-color: #e9ecef;
    padding: 0.15rem 0.5rem;
    border-radius: 1rem;
    font-size: 0.8rem;
}

.coupon-description {
    margin-bottom: 1rem;
    color: var(--light-text);
    font-size: 0.9rem;
}

.description-detail {
    font-size: 1.1rem;
    margin-top: 1rem;
    color: var(--text-color);
}

.coupon-code {
    display: flex;
    align-items: center;
    margin-bottom: 0.75rem;
    background-color: #f8f9fa;
    padding: 0.5rem;
    border-radius: 4px;
}

.coupon-code code {
    font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
    margin-right: 0.5rem;
    flex: 1;
}

.expiry {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    margin-bottom: 0.75rem;
}

.countdown {
    font-weight: 500;
}

.countdown.expired {
    color: var(--danger-color);
}

.countdown.urgent {
    color: var(--danger-color);
}

.countdown.warning {
    color: var(--warning-color);
}

.countdown.normal {
    color: var(--success-color);
}

.coupon-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: auto;
}

.coupon-actions a {
    flex: 1;
    text-align: center;
}

/* === Coupon Detail Page === */
.coupon-detail {
    background-color: var(--card-background);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    overflow: hidden;
}

.coupon-header {
    padding: 2rem;
    background-color: var(--primary-color);
    color: white;
}

.coupon-header h1 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.coupon-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.coupon-content {
    display: grid;
    grid-template-columns: 3fr 1fr;
    gap: 2rem;
    padding: 2rem;
}

@media (max-width: 768px) {
    .coupon-content {
        grid-template-columns: 1fr;
    }
}

.coupon-main > * {
    margin-bottom: 2rem;
}

.coupon-description {
    font-size: 1.1rem;
}

.coupon-code-box {
    background-color: #f8f9fa;
    padding: 1.5rem;
    border-radius: var(--border-radius);
    text-align: center;
}

.coupon-code-box h3 {
    margin-bottom: 1rem;
}

.code-display {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
    background-color: white;
    padding: 0.75rem;
    border-radius: 4px;
    border: 1px solid var(--border-color);
}

.code-display code {
    font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
    font-size: 1.1rem;
    margin-right: 1rem;
    flex: 1;
}

.tool-description {
    background-color: #f8f9fa;
    padding: 1.5rem;
    border-radius: var(--border-radius);
}

.tool-description h3 {
    margin-bottom: 1rem;
}

.faq-section {
    background-color: #f8f9fa;
    padding: 1.5rem;
    border-radius: var(--border-radius);
}

.faq-section h3 {
    margin-bottom: 1.5rem;
}

.faq-list dt {
    font-weight: bold;
    margin-bottom: 0.5rem;
}

.faq-list dd {
    margin-bottom: 1.5rem;
    padding-left: 1rem;
    border-left: 3px solid var(--border-color);
}

.orphaned-notice {
    background-color: #fff9db;
    padding: 1rem;
    border-radius: var(--border-radius);
    border-left: 4px solid var(--warning-color);
}

.coupon-sidebar {
    background-color: #f8f9fa;
    padding: 1.5rem;
    border-radius: var(--border-radius);
}

.related-coupons h3 {
    margin-bottom: 1rem;
}

.related-coupons ul {
    list-style: none;
}

.related-coupons li {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-color);
}

.related-coupons li:last-child {
    border-bottom: none;
}

.no-results {
    text-align: center;
    padding: 3rem;
    background-color: var(--card-background);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

/* === Pagination === */
.pagination {
    display: flex;
    justify-content: center;
    list-style: none;
    margin: 2rem 0;
}

.pagination li {
    margin: 0 0.25rem;
}

.pagination a {
    display: block;
    padding: 0.5rem 0.75rem;
    background-color: var(--card-background);
    border-radius: 4px;
    color: var(--text-color);
    text-decoration: none;
}

.pagination .active a,
.pagination a:hover {
    background-color: var(--primary-color);
    color: white;
}