/* ==========================================================================
   DATA IN ACTION (DIA) PAGE STYLES - CARD-BASED LAYOUT
   ========================================================================== */

/* Main Container */
#main-content {
    padding-bottom: 20px;
}

/* Event Types Explanation Section */
.event-types-section {
    margin-bottom: 20px;
}

.event-type-card {
    background: white;
    border-radius: 8px;
    padding: 16px;
    height: 100%;
    border-left: 4px solid #56B2CB;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
    transition: all 0.2s ease;
}

.event-type-card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
    transform: translateY(-2px);
}

.event-type-title {
    color: #00334C;
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
}

.event-type-title i {
    color: #56B2CB;
    font-size: 16px;
}

.event-type-description {
    color: #333;
    font-size: 13px;
    line-height: 1.5;
    margin-bottom: 0;
}

/* Horizontal Filter Bar */
.filter-bar {
    background: white;
    border-radius: 8px;
    padding: 16px 20px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    margin-bottom: 24px;
}

.filter-bar h6 {
    color: #00334C;
    font-size: 14px;
    font-weight: 600;
    margin: 0;
}

.filter-bar .form-label {
    font-weight: 600;
    color: #00334C;
    margin-bottom: 4px;
    font-size: 11px;
    margin-right: 8px;
}

.filter-bar .form-control {
    border: 1px solid #ddd;
    border-radius: 6px;
    padding: 6px 10px;
    font-size: 13px;
    width: 140px;
}

.filter-bar .form-control:focus {
    border-color: #56B2CB;
    box-shadow: 0 0 0 2px rgba(86, 178, 203, 0.2);
}

.filter-bar .btn {
    padding: 6px 12px;
    font-size: 12px;
    font-weight: 600;
    margin-left: 8px;
}

/* Events Cards Container */
#dia-events-container {
    margin-top: 1rem;
}

.events-cards {
    margin-bottom: 20px;
}

/* Event Card Styling */
.event-card {
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.event-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.event-card .card-header {
    background: #00334C;
    color: white;
    padding: 16px 20px;
    border-radius: 12px 12px 0 0;
    border: none;
}

.event-card .card-body {
    padding: 20px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.event-card .card-footer {
    padding: 0 20px 20px 20px;
    background: transparent;
    border: none;
    margin-top: auto;
}

/* Event Title */
.event-title {
    font-size: 16px;
    font-weight: 600;
    margin: 0;
    line-height: 1.4;
    color: white;
}

/* Event Details */
.event-details {
    margin-bottom: 16px;
}

.event-date,
.event-time {
    display: flex;
    align-items: center;
    margin-bottom: 8px;
    color: #00334C;
    font-size: 14px;
}

.event-date i,
.event-time i {
    color: #56B2CB;
    margin-right: 8px;
    width: 16px;
    text-align: center;
}

.event-date span,
.event-time span {
    font-weight: 500;
}

/* Register Button */
.register-btn {
    background: #56B2CB;
    border: none;
    padding: 10px 20px;
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-radius: 6px;
    color: white;
    text-decoration: none;
    display: inline-block;
    transition: all 0.2s ease;
    width: 100%;
    text-align: center;
}

.register-btn:hover {
    background: #00334C;
    transform: translateY(-1px);
    color: white;
    text-decoration: none;
    box-shadow: 0 4px 12px rgba(0, 51, 76, 0.3);
}

/* No Events Message */
.no-events {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    padding: 24px;
    text-align: center;
    margin: 24px 0;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.no-events h3 {
    margin-bottom: 12px;
}

/* Project Mentor Section */
#project-mentor-section {
    margin-top: 32px;
}

#project-mentor-section h2 {
    margin-bottom: 16px;
}

#project-mentor-section p {
    margin-bottom: 16px;
    font-size: 14px;
    line-height: 1.5;
}

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

/* Mobile Event Types Section */
@media (max-width: 767px) {
    .event-type-card {
        padding: 12px;
    }
    
    .event-type-title {
        font-size: 14px;
    }
    
    .event-type-title i {
        font-size: 14px;
    }
    
    .event-type-description {
        font-size: 12px;
    }
}

/* Mobile Filter Bar */
@media (max-width: 767px) {
    .filter-bar {
        padding: 12px 16px;
    }
    
    .filter-bar .row {
        flex-direction: column;
        align-items: flex-start !important;
    }
    
    .filter-bar .col-auto {
        margin-bottom: 8px;
        width: 100%;
    }
    
    .filter-bar .form-control {
        width: 100%;
        max-width: 200px;
    }
    
    .filter-bar .btn {
        margin-left: 0;
        margin-right: 8px;
    }
}

/* Mobile Cards */
@media (max-width: 767px) {
    .event-card .card-header {
        padding: 12px 16px;
    }
    
    .event-card .card-body {
        padding: 16px;
    }
    
    .event-card .card-footer {
        padding: 0 16px 16px 16px;
    }
    
    .event-title {
        font-size: 14px;
    }
    
    .event-date,
    .event-time {
        font-size: 13px;
    }
    
    .register-btn {
        padding: 8px 16px;
        font-size: 13px;
    }
}

/* Small Tablets */
@media (min-width: 768px) and (max-width: 991px) {
    .event-card .card-header {
        padding: 14px 18px;
    }
    
    .event-card .card-body {
        padding: 18px;
    }
    
    .event-card .card-footer {
        padding: 0 18px 18px 18px;
    }
    
    .event-title {
        font-size: 15px;
    }
}

/* Large Screens */
@media (min-width: 1200px) {
    .event-card .card-header {
        padding: 18px 22px;
    }
    
    .event-card .card-body {
        padding: 22px;
    }
    
    .event-card .card-footer {
        padding: 0 22px 22px 22px;
    }
    
    .event-title {
        font-size: 17px;
    }
    
    .event-date,
    .event-time {
        font-size: 15px;
    }
}

/* ==========================================================================
   PERFORMANCE OPTIMIZATIONS
   ========================================================================== */

.event-card {
    will-change: transform;
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    .event-type-card:hover {
        transform: none;
    }
    
    .event-card:hover {
        transform: none;
    }
    
    .register-btn:hover {
        transform: none;
    }
}