/* ============================================
   CERTIFICATION VOUCHERS PAGE STYLES
   Theme Colors: Navy #14377C, Green #188B73, Gold #C39635
============================================ */

:root {
    --navy: #14377C;
    --green: #188B73;
    --gold: #C39635;
    --white: #FFFFFF;
    --light-gray: #F8F9FA;
    --dark-gray: #6C757D;
    --black: #212529;
    --transition: all 0.3s ease-in-out;
}

/* ============================================
   PAGE HEADER SECTION
============================================ */
.cert-header-section {
    position: relative;
    min-height: 50vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #14377C 0%, #188B73 100%);
    background-image: url('images/cert-header-bg.jpg');
    background-size: cover;
    background-position: center;
    padding: 100px 0 60px;
    overflow: hidden;
}

.cert-header-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(20, 55, 124, 0.88);
    z-index: 1;
}

.cert-header-section .container {
    position: relative;
    z-index: 2;
}

.min-vh-50 {
    min-height: 50vh;
}

.cert-page-title {
    font-size: 3rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1rem;
}

.cert-page-subtitle {
    font-size: 1.2rem;
    opacity: 0.95;
}

/* ============================================
   INTRODUCTION SECTION
============================================ */
.cert-intro-section {
    background: #FFFFFF;
}

.cert-intro-text {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--dark-gray);
    margin-bottom: 1.25rem;
}

.cert-benefits {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-top: 2rem;
}

.benefit-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: var(--light-gray);
    border-radius: 8px;
    transition: var(--transition);
}

.benefit-item:hover {
    background: #FFFFFF;
    box-shadow: 0 3px 15px rgba(0, 0, 0, 0.1);
    transform: translateX(5px);
}

.benefit-item i {
    color: var(--green);
    font-size: 1.5rem;
}

.benefit-item span {
    color: var(--navy);
    font-weight: 600;
    font-size: 0.95rem;
}

/* Stats Grid */
.cert-stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.cert-stat-card {
    background: #FFFFFF;
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: var(--transition);
    border: 2px solid transparent;
}

.cert-stat-card:hover {
    border-color: var(--gold);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.stat-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--navy) 0%, var(--green) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    transition: var(--transition);
}

.cert-stat-card:hover .stat-icon {
    background: var(--gold);
    transform: rotate(360deg) scale(1.1);
}

.stat-icon i {
    font-size: 2rem;
    color: #FFFFFF;
}

.cert-stat-card h3 {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--navy);
    margin-bottom: 0.5rem;
}

.cert-stat-card p {
    color: var(--dark-gray);
    font-size: 0.95rem;
    margin: 0;
}

/* ============================================
   SEARCH & FILTER SECTION
============================================ */
.cert-search-section {
    background: var(--light-gray);
    border-bottom: 2px solid #e0e0e0;
    position: sticky;
    top: 70px;
    z-index: 100;
}

.cert-search-box {
    position: relative;
}

.cert-search-box .search-icon {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--dark-gray);
    font-size: 1rem;
    z-index: 10;
    pointer-events: none;
}

.cert-search-box .search-input {
    width: 100%;
    padding: 12px 15px 12px 45px;
    border: 2px solid #dee2e6;
    border-radius: 8px;
    font-size: 0.95rem;
    transition: var(--transition);
    background: #FFFFFF;
}

.cert-search-box .search-input:focus {
    border-color: var(--green);
    box-shadow: 0 0 0 0.2rem rgba(24, 139, 115, 0.15);
    outline: none;
}

/* ============================================
   CATEGORY PILLS
============================================ */
.cert-categories-section {
    background: var(--light-gray);
    border-bottom: 1px solid #dee2e6;
}

.cert-category-pills {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin: 0;
    padding: 0;
    list-style: none;
}

.cert-category-pills .nav-item {
    margin: 0;
}

.cert-category-pills .nav-link {
    background: #FFFFFF;
    color: var(--navy);
    border: 2px solid #dee2e6;
    border-radius: 25px;
    padding: 10px 25px;
    font-weight: 600;
    font-size: 0.9rem;
    transition: var(--transition);
    cursor: pointer;
}

.cert-category-pills .nav-link:hover {
    background: var(--light-gray);
    border-color: var(--green);
    color: var(--green);
    transform: translateY(-2px);
}

.cert-category-pills .nav-link.active {
    background: linear-gradient(135deg, var(--navy) 0%, var(--green) 100%);
    color: #FFFFFF;
    border-color: var(--navy);
    box-shadow: 0 4px 15px rgba(20, 55, 124, 0.3);
}

/* ============================================
   CERTIFICATION CARDS
============================================ */
.cert-count-bar {
    background: #FFFFFF;
    padding: 1rem 1.5rem;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.cert-count-bar h5 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--navy);
    margin: 0;
}

.cert-count-bar span {
    color: var(--green);
    font-weight: 700;
}

.cert-item {
    margin-bottom: 2rem;
}

.cert-voucher-card {
    background: #FFFFFF;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: var(--transition);
    height: 100%;
    display: flex;
    flex-direction: column;
    position: relative;
    border: 2px solid transparent;
}

.cert-voucher-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
    border-color: var(--gold);
}

/* Provider Badge */
.cert-provider-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: #FFFFFF;
    padding: 8px 12px;
    border-radius: 8px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.15);
    z-index: 10;
}

.cert-provider-badge img {
    height: 30px;
    width: auto;
    object-fit: contain;
}

/* Card Header */
.cert-card-header {
    background: linear-gradient(135deg, var(--navy) 0%, var(--green) 100%);
    padding: 2rem 1.5rem;
    color: #FFFFFF;
}

.cert-name {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    line-height: 1.3;
    color: #FFFFFF;
}

.cert-provider {
    font-size: 0.9rem;
    opacity: 0.9;
    margin: 0;
}

/* Card Body */
.cert-card-body {
    padding: 1.75rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.cert-description {
    color: var(--dark-gray);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
    flex: 1;
}

.cert-details {
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 1.25rem;
    background: var(--light-gray);
    border-radius: 10px;
}

.cert-detail-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
    color: var(--dark-gray);
}

.cert-detail-item i {
    color: var(--navy);
    font-size: 1rem;
}

.cert-detail-item span {
    font-weight: 600;
}

/* Card Footer */
.cert-card-footer {
    padding: 1.25rem 1.75rem;
    border-top: 2px solid var(--light-gray);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: #FAFAFA;
}

.cert-validity {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--dark-gray);
    font-size: 0.9rem;
    font-weight: 600;
}

.cert-validity i {
    color: var(--green);
    font-size: 1rem;
}

.btn-cert-buy {
    background: linear-gradient(135deg, var(--navy) 0%, var(--green) 100%);
    color: #FFFFFF;
    padding: 10px 25px;
    border-radius: 20px;
    font-weight: 700;
    font-size: 0.9rem;
    border: none;
    transition: var(--transition);
    text-decoration: none;
    display: inline-block;
}

.btn-cert-buy:hover {
    background: var(--gold);
    color: var(--navy);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(195, 150, 53, 0.4);
}

/* ============================================
   NO RESULTS MESSAGE
============================================ */
.no-results-cert {
    text-align: center;
    padding: 4rem 2rem;
    background: #FFFFFF;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
}

.no-results-cert i {
    font-size: 4rem;
    color: var(--dark-gray);
    margin-bottom: 1.5rem;
    opacity: 0.5;
}

.no-results-cert h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 0.5rem;
}

.no-results-cert p {
    color: var(--dark-gray);
    font-size: 1rem;
}

/* ============================================
   WHY CHOOSE SECTION
============================================ */
.why-cert-card {
    background: #FFFFFF;
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 3px 15px rgba(0, 0, 0, 0.08);
    transition: var(--transition);
    height: 100%;
    border: 2px solid transparent;
}

.why-cert-card:hover {
    border-color: var(--gold);
    transform: translateY(-8px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.why-cert-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--navy) 0%, var(--green) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    transition: var(--transition);
}

.why-cert-card:hover .why-cert-icon {
    background: var(--gold);
    transform: rotate(360deg) scale(1.1);
}

.why-cert-icon i {
    font-size: 2rem;
    color: #FFFFFF;
}

.why-cert-card h4 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 1rem;
}

.why-cert-card p {
    color: var(--dark-gray);
    line-height: 1.7;
    margin: 0;
    font-size: 0.95rem;
}

/* ============================================
   CTA SECTION
============================================ */
.cert-cta-section {
    background: linear-gradient(135deg, var(--navy) 0%, var(--green) 100%);
}

.cta-title-cert {
    font-size: 2rem;
    font-weight: 700;
}

.cta-text-cert {
    font-size: 1.1rem;
    opacity: 0.95;
}

/* ============================================
   RESPONSIVE DESIGN
============================================ */

@media (max-width: 1199px) {
    .cert-page-title {
        font-size: 2.5rem;
    }
    
    .cert-stats-grid {
        gap: 1rem;
    }
}

@media (max-width: 991px) {
    .cert-page-title {
        font-size: 2rem;
    }
    
    .cert-page-subtitle {
        font-size: 1rem;
    }
    
    .cert-benefits {
        grid-template-columns: 1fr;
    }
    
    .cert-stats-grid {
        grid-template-columns: 1fr;
    }
    
    .cert-name {
        font-size: 1.2rem;
    }
}

@media (max-width: 767px) {
    .cert-header-section {
        min-height: 40vh;
        padding: 80px 0 40px;
    }
    
    .cert-page-title {
        font-size: 1.75rem;
    }
    
    .cert-page-subtitle {
        font-size: 0.95rem;
    }
    
    .cert-intro-text {
        font-size: 0.95rem;
    }
    
    .cert-stat-card {
        padding: 1.5rem;
    }
    
    .cert-stat-card h3 {
        font-size: 2rem;
    }
    
    .cert-card-header {
        padding: 1.5rem;
    }
    
    .cert-name {
        font-size: 1.1rem;
    }
    
    .cert-card-body {
        padding: 1.25rem;
    }
    
    .cert-card-footer {
        flex-direction: column;
        gap: 12px;
        align-items: flex-start;
        padding: 1.25rem;
    }
    
    .btn-cert-buy {
        width: 100%;
        text-align: center;
    }
    
    .cta-title-cert {
        font-size: 1.5rem;
    }
    
    .cta-text-cert {
        font-size: 1rem;
    }
    
    .btn-cta-large {
        width: 100%;
        margin-top: 1.5rem;
    }
    
    .cert-category-pills {
        flex-wrap: nowrap;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    .cert-category-pills .nav-link {
        padding: 8px 20px;
        font-size: 0.85rem;
        white-space: nowrap;
    }
}

@media (max-width: 576px) {
    .benefit-item {
        font-size: 0.85rem;
    }
    
    .cert-provider-badge {
        top: 10px;
        right: 10px;
        padding: 6px 10px;
    }
    
    .cert-provider-badge img {
        height: 25px;
    }
    
    .cert-details {
        padding: 1rem;
    }
    
    .why-cert-card {
        padding: 1.5rem;
    }
    
    .why-cert-icon {
        width: 70px;
        height: 70px;
    }
    
    .why-cert-icon i {
        font-size: 1.8rem;
    }
}

/* ============================================
   ANIMATIONS
============================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.cert-item {
    animation: fadeInUp 0.6s ease-in-out;
}

.cert-item.loading {
    opacity: 0.5;
    pointer-events: none;
}