/**
 * Genim Courses - Frontend Styles
 * Mobile-first responsive design
 */

:root {
    --gc-primary: #2563eb;
    --gc-primary-hover: #1d4ed8;
    --gc-primary-light: #eff6ff;
    --gc-secondary: #64748b;
    --gc-success: #16a34a;
    --gc-danger: #dc2626;
    --gc-warning: #f59e0b;
    --gc-bg: #f8fafc;
    --gc-card-bg: #ffffff;
    --gc-border: #e2e8f0;
    --gc-text: #1e293b;
    --gc-text-muted: #64748b;
    --gc-text-light: #94a3b8;
    --gc-radius: 16px;
    --gc-radius-sm: 10px;
    --gc-shadow: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.04);
    --gc-shadow-md: 0 4px 6px -1px rgba(0,0,0,0.08), 0 2px 4px -1px rgba(0,0,0,0.04);
    --gc-shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
    --gc-transition: 0.25s ease;
}

/* ===========================================
   Base & Reset
   =========================================== */

.gc-courses-index,
.gc-single-course,
.gc-archive-wrapper {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--gc-text);
    max-width: 1280px;
    margin: 0 auto;
    padding: 1rem;
}

.gc-courses-index *,
.gc-single-course *,
.gc-archive-wrapper * {
    box-sizing: border-box;
}

/* ===========================================
   Buttons
   =========================================== */

.gc-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--gc-radius-sm);
    font-size: 0.9375rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all var(--gc-transition);
}

.gc-btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

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

.gc-btn-primary:hover {
    background: var(--gc-primary-hover);
    color: #fff;
    transform: translateY(-1px);
}

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

.gc-btn-secondary:hover {
    background: #cbd5e1;
}

/* ===========================================
   Filters
   =========================================== */

.gc-filter-toggle {
    display: none; /* Hidden on desktop */
    align-items: center;
    gap: 0.5rem;
    width: 100%;
    padding: 0.875rem 1.25rem;
    margin-bottom: 1rem;
    background: var(--gc-primary);
    color: #fff;
    border: none;
    border-radius: var(--gc-radius-sm);
    font-size: 0.9375rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--gc-transition);
}

.gc-filter-toggle:hover {
    background: var(--gc-primary-hover);
    transform: translateY(-1px);
    box-shadow: var(--gc-shadow-md);
}

.gc-filter-toggle svg {
    width: 20px;
    height: 20px;
}

.gc-filter-toggle-active {
    background: var(--gc-primary-hover);
}

@media (max-width: 1023px) {
    .gc-filter-toggle {
        display: flex;
    }
    
    .gc-filters-form {
        display: none !important; /* Hidden by default on mobile - force hide */
        background: var(--gc-card-bg);
        padding: 1.5rem;
        border-radius: var(--gc-radius);
        box-shadow: var(--gc-shadow-lg);
        margin-bottom: 2rem;
        border: 1px solid var(--gc-border);
        position: relative;
        z-index: 10;
    }
    
    .gc-filters-form.gc-filters-open {
        display: block !important; /* Show when toggled */
        animation: gc-slideDown 0.3s ease;
    }
}

@media (min-width: 1024px) {
    .gc-filters-form {
        display: block !important; /* Always visible on desktop */
    }
}

@keyframes gc-slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.gc-filters-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
}

@media (min-width: 640px) {
    .gc-filters-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .gc-filters-grid {
        grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    }
}

.gc-filter-group {
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
}

.gc-filter-group label {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--gc-text-muted);
}

.gc-filter-group select,
.gc-filter-group input {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--gc-border);
    border-radius: var(--gc-radius-sm);
    font-size: 0.9375rem;
    background: var(--gc-card-bg);
    transition: all var(--gc-transition);
}

.gc-filter-group select:focus,
.gc-filter-group input:focus {
    outline: none;
    border-color: var(--gc-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.gc-filter-actions {
    flex-direction: row;
    align-items: flex-end;
    gap: 0.5rem;
}

.gc-filter-actions .gc-btn {
    flex: 1;
}

/* ===========================================
   Results
   =========================================== */

.gc-courses-count {
    font-size: 0.9375rem;
    color: var(--gc-text-muted);
    margin-bottom: 1.25rem;
    font-weight: 500;
}

.gc-courses-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 640px) {
    .gc-courses-grid.gc-columns-2,
    .gc-courses-grid.gc-columns-3,
    .gc-courses-grid.gc-columns-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .gc-courses-grid.gc-columns-3 {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .gc-courses-grid.gc-columns-4 {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* ===========================================
   Course Card - New Design
   =========================================== */

.gc-course-card {
    background: var(--gc-card-bg);
    border-radius: var(--gc-radius);
    overflow: hidden;
    box-shadow: var(--gc-shadow);
    border: 1px solid var(--gc-border);
    transition: all var(--gc-transition);
    display: flex;
    flex-direction: column;
}

.gc-course-card:hover {
    box-shadow: var(--gc-shadow-lg);
    transform: translateY(-6px);
    border-color: var(--gc-primary);
}

/* Card Image */
.gc-card-image {
    position: relative;
    padding-top: 56.25%; /* 16:9 aspect ratio */
    overflow: hidden;
    background: linear-gradient(135deg, #e0e7ff 0%, #c7d2fe 100%);
}

.gc-card-image img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.gc-course-card:hover .gc-card-image img {
    transform: scale(1.08);
}

.gc-card-placeholder {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    opacity: 0.4;
}

.gc-card-category {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--gc-primary);
    color: #fff;
    padding: 0.375rem 0.875rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
    box-shadow: var(--gc-shadow-md);
}

/* Card Body */
.gc-card-body {
    padding: 1.25rem 1.25rem 1rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.gc-card-title {
    margin: 0 0 0.625rem;
    font-size: 1.125rem;
    font-weight: 700;
    line-height: 1.35;
}

.gc-card-title a {
    color: var(--gc-text);
    text-decoration: none;
    transition: color var(--gc-transition);
}

.gc-card-title a:hover {
    color: var(--gc-primary);
}

.gc-card-excerpt {
    margin: 0 0 1rem;
    font-size: 0.875rem;
    color: var(--gc-text-muted);
    line-height: 1.6;
    flex: 1;
}

/* Card Meta */
.gc-card-meta {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-top: auto;
}

.gc-card-meta-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8125rem;
    color: var(--gc-text-muted);
}

.gc-meta-icon {
    font-size: 1rem;
    line-height: 1;
}

.gc-meta-text {
    flex: 1;
}

/* Card Footer */
.gc-card-footer {
    padding: 1rem 1.25rem 1.25rem;
    border-top: 1px solid var(--gc-border);
    background: var(--gc-bg);
}

.gc-card-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    width: 100%;
    padding: 0.875rem 1.25rem;
    background: var(--gc-primary);
    color: #fff;
    border-radius: var(--gc-radius-sm);
    font-size: 0.9375rem;
    font-weight: 600;
    text-decoration: none;
    transition: all var(--gc-transition);
}

.gc-card-btn:hover {
    background: var(--gc-primary-hover);
    color: #fff;
    transform: translateY(-1px);
    box-shadow: var(--gc-shadow-md);
}

.gc-btn-arrow {
    transition: transform var(--gc-transition);
}

.gc-card-btn:hover .gc-btn-arrow {
    transform: translateX(-4px);
}

/* ===========================================
   No Courses
   =========================================== */

.gc-no-courses {
    grid-column: 1 / -1;
    text-align: center;
    padding: 4rem 2rem;
    background: var(--gc-card-bg);
    border-radius: var(--gc-radius);
    border: 2px dashed var(--gc-border);
}

.gc-no-courses-icon {
    font-size: 5rem;
    margin-bottom: 1rem;
    opacity: 0.3;
}

.gc-no-courses p {
    color: var(--gc-text-muted);
    margin: 0;
    font-size: 1.125rem;
}

/* ===========================================
   Pagination
   =========================================== */

.gc-pagination {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 2.5rem;
}

.gc-pagination a,
.gc-pagination span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 2.75rem;
    height: 2.75rem;
    padding: 0 0.875rem;
    border-radius: var(--gc-radius-sm);
    font-size: 0.9375rem;
    font-weight: 500;
    text-decoration: none;
    transition: all var(--gc-transition);
}

.gc-pagination a {
    background: var(--gc-card-bg);
    color: var(--gc-text);
    border: 1px solid var(--gc-border);
}

.gc-pagination a:hover {
    background: var(--gc-primary);
    color: #fff;
    border-color: var(--gc-primary);
}

.gc-pagination .current {
    background: var(--gc-primary);
    color: #fff;
    border: 1px solid var(--gc-primary);
}

/* ===========================================
   Single Course
   =========================================== */

.gc-single-course {
    max-width: 1200px;
    margin: 0 auto;
}

.gc-course-header {
    margin-bottom: 2rem;
}

.gc-course-featured-image {
    border-radius: var(--gc-radius);
    overflow: hidden;
    margin-bottom: 1.5rem;
}

.gc-course-featured-image img {
    width: 100%;
    height: auto;
    display: block;
}

.gc-course-header-content .gc-course-title {
    font-size: 1.75rem;
    margin: 0 0 1rem;
}

@media (min-width: 768px) {
    .gc-course-header-content .gc-course-title {
        font-size: 2.25rem;
    }
}

.gc-course-meta-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.gc-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.375rem 0.875rem;
    background: var(--gc-bg);
    border-radius: 999px;
    font-size: 0.875rem;
    color: var(--gc-text-muted);
}

/* Course Body */
.gc-course-body {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 1024px) {
    .gc-course-body {
        grid-template-columns: 1fr 350px;
    }
}

.gc-course-description h2 {
    font-size: 1.25rem;
    margin: 0 0 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--gc-border);
}

.gc-content {
    font-size: 1rem;
    line-height: 1.8;
}

.gc-content p {
    margin-bottom: 1rem;
}

/* Sidebar */
.gc-course-sidebar {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.gc-course-info-box,
.gc-course-contact-box {
    background: var(--gc-card-bg);
    border-radius: var(--gc-radius);
    padding: 1.5rem;
    box-shadow: var(--gc-shadow);
    border: 1px solid var(--gc-border);
}

.gc-course-info-box h3,
.gc-course-contact-box h3 {
    font-size: 1.125rem;
    margin: 0 0 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--gc-border);
}

.gc-info-list {
    margin: 0;
}

.gc-info-list dt {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--gc-text-muted);
    margin-bottom: 0.25rem;
}

.gc-info-list dd {
    margin: 0 0 1rem;
    font-size: 0.9375rem;
}

.gc-info-list dd:last-child {
    margin-bottom: 0;
}

.gc-age-badge,
.gc-grade-badge {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    background: var(--gc-primary-light);
    color: var(--gc-primary);
    border-radius: var(--gc-radius-sm);
    font-size: 0.8125rem;
    font-weight: 500;
    margin-left: 0.25rem;
    margin-bottom: 0.25rem;
}

/* Contact Actions */
.gc-contact-actions {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.gc-btn-contact {
    display: flex;
    align-items: center;
    gap: 1rem;
    width: 100%;
    padding: 1rem;
    border-radius: var(--gc-radius-sm);
    text-decoration: none;
    transition: all var(--gc-transition);
}

.gc-btn-phone {
    background: linear-gradient(135deg, #16a34a 0%, #15803d 100%);
    color: #fff;
}

.gc-btn-phone:hover {
    background: linear-gradient(135deg, #15803d 0%, #166534 100%);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: var(--gc-shadow-lg);
}

.gc-btn-email {
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    color: #fff;
}

.gc-btn-email:hover {
    background: linear-gradient(135deg, #1d4ed8 0%, #1e40af 100%);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: var(--gc-shadow-lg);
}

.gc-btn-icon {
    font-size: 1.5rem;
}

.gc-btn-text {
    display: flex;
    flex-direction: column;
    text-align: right;
}

.gc-btn-label {
    font-size: 0.75rem;
    opacity: 0.9;
}

.gc-btn-value {
    font-size: 0.9375rem;
    font-weight: 600;
}

/* ===========================================
   Archive
   =========================================== */

.gc-archive-header {
    text-align: center;
    margin-bottom: 2rem;
}

.gc-archive-title {
    font-size: 1.75rem;
    margin: 0 0 0.75rem;
}

@media (min-width: 768px) {
    .gc-archive-title {
        font-size: 2.25rem;
    }
}

.gc-archive-description {
    max-width: 600px;
    margin: 0 auto;
    color: var(--gc-text-muted);
}

/* ===========================================
   RTL Support
   =========================================== */

[dir="rtl"] .gc-btn-text {
    text-align: right;
}

[dir="rtl"] .gc-age-badge,
[dir="rtl"] .gc-grade-badge {
    margin-left: 0;
    margin-right: 0.25rem;
}

[dir="rtl"] .gc-card-category {
    right: 1rem;
    left: auto;
}

[dir="rtl"] .gc-btn-arrow {
    transform: rotate(180deg);
}

[dir="rtl"] .gc-card-btn:hover .gc-btn-arrow {
    transform: rotate(180deg) translateX(-4px);
}