/* ==========================================================================
   PABU 2026 — Components (Buttons, Cards, Forms, Badges)
   ========================================================================== */

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-family: var(--font-heading);
    font-size: var(--text-sm);
    font-weight: 600;
    border-radius: var(--radius-lg);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
    line-height: 1.5;
    white-space: nowrap;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn:active {
    transform: translateY(0);
}

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

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

.btn-secondary {
    background: var(--gradient-cta);
    color: var(--color-gray-900);
    border-color: var(--color-secondary);
}

.btn-secondary:hover {
    background: var(--color-secondary-light);
    border-color: var(--color-secondary-light);
    color: var(--color-gray-900);
    box-shadow: 0 4px 16px rgba(254, 198, 25, 0.4);
}

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

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

.btn-outline-white {
    background: transparent;
    color: var(--color-white);
    border-color: rgba(255, 255, 255, 0.5);
}

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

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

.btn-white:hover {
    background: var(--color-gray-100);
    color: var(--color-primary);
}

.btn-lg {
    padding: var(--space-4) var(--space-8);
    font-size: var(--text-base);
    border-radius: var(--radius-lg);
}

.btn-sm {
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-xs);
}

.btn-icon svg {
    width: 18px;
    height: 18px;
}

/* ---------- Cards ---------- */
.card {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-card);
    transition: all var(--transition-base);
    border: 1px solid var(--color-gray-100);
}

.card:hover {
    box-shadow: var(--shadow-card-hover);
    transform: translateY(-4px);
}

.card-image {
    position: relative;
    overflow: hidden;
    display: block;
    aspect-ratio: 16 / 9;
}

.card-program .card-image {
    overflow: visible;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    transition: transform var(--transition-slow);
}

.card:hover .card-image img {
    transform: scale(1.05);
}

.card-program .card-image img {
    overflow: hidden;
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

/* Placeholder when no thumbnail */
.card-image-placeholder {
    background: var(--gradient-hero);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    aspect-ratio: 16 / 9;
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    overflow: hidden;
}

.card-image-icon {
    width: 64px;
    height: 64px;
    color: rgba(255, 255, 255, 0.6);
}

.card-image-icon svg {
    width: 100%;
    height: 100%;
}

.card-icon-overlap {
    position: absolute;
    bottom: var(--space-4);
    right: var(--space-4);
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    box-shadow: var(--shadow-md);
}

.card-icon-overlap svg {
    width: 20px;
    height: 20px;
}

.card-body {
    padding: var(--space-6);
}

.card-program .card-body {
    padding-top: var(--space-10); /* Extra space for overlap icon */
}

.card-badge {
    position: absolute;
    top: var(--space-4);
    left: var(--space-4);
    z-index: 2;
}

.card-icon-overlap {
    position: absolute;
    bottom: -24px;
    left: var(--space-6);
    width: 48px;
    height: 48px;
    background: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    box-shadow: var(--shadow-md);
    z-index: 2;
}

.card-icon-overlap svg {
    width: 24px;
    height: 24px;
}

.card-title {
    font-family: var(--font-heading);
    font-size: var(--text-lg);
    font-weight: 700;
    margin-bottom: var(--space-3);
    color: var(--color-gray-900);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-title a {
    color: inherit;
    transition: color var(--transition-fast);
}

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

.card-text {
    color: var(--color-gray-600);
    font-size: var(--text-sm);
    line-height: 1.6;
    margin-bottom: var(--space-4);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-meta {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    font-size: var(--text-xs);
    color: var(--color-gray-500);
}

.card-meta svg {
    width: 14px;
    height: 14px;
}

.card-footer {
    padding: var(--space-4) var(--space-6);
    border-top: 1px solid var(--color-gray-100);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Card Horizontal */
.card-horizontal {
    display: flex;
    flex-direction: row;
}

.card-horizontal .card-image {
    width: 280px;
    min-height: 100%;
    aspect-ratio: unset;
    flex-shrink: 0;
}

/* ---------- Badges ---------- */
.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-1) var(--space-3);
    font-size: var(--text-xs);
    font-weight: 600;
    font-family: var(--font-heading);
    border-radius: var(--radius-full);
    line-height: 1.5;
}

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

.badge-secondary {
    background: var(--color-secondary);
    color: var(--color-gray-900);
}

.badge-outline {
    background: transparent;
    border: 1px solid var(--color-gray-300);
    color: var(--color-gray-600);
}

.badge-success {
    background: var(--color-success-light);
    color: #1a7d42;
}

.badge-danger {
    background: var(--color-danger-light);
    color: #922b21;
}

/* ---------- Forms ---------- */
.form-group {
    margin-bottom: var(--space-5);
}

.form-label {
    display: block;
    font-family: var(--font-heading);
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-gray-700);
    margin-bottom: var(--space-2);
}

.form-control {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font-family: var(--font-body);
    font-size: var(--text-base);
    color: var(--color-gray-700);
    background: var(--color-white);
    border: 1.5px solid var(--color-gray-300);
    border-radius: var(--radius-md);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    outline: none;
}

.form-control:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-100);
}

.form-control::placeholder {
    color: var(--color-gray-400);
}

textarea.form-control {
    min-height: 120px;
    resize: vertical;
}

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg width='10' height='6' viewBox='0 0 10 6' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%23868e96' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right var(--space-4) center;
    padding-right: var(--space-10);
}

.form-error {
    font-size: var(--text-xs);
    color: var(--color-danger);
    margin-top: var(--space-1);
}

.form-success {
    font-size: var(--text-xs);
    color: var(--color-success);
    margin-top: var(--space-1);
}

/* ---------- Alert Messages ---------- */
.alert {
    padding: var(--space-4) var(--space-5);
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
    margin-bottom: var(--space-4);
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
}

.alert-success {
    background: var(--color-success-light);
    color: #1a7d42;
    border: 1px solid #a9dfbf;
}

.alert-danger {
    background: var(--color-danger-light);
    color: #922b21;
    border: 1px solid #f5b7b1;
}

.alert-info {
    background: #d6eaf8;
    color: #1b4f72;
    border: 1px solid #aed6f1;
}

/* ---------- Progress Bar ---------- */
.progress {
    height: 8px;
    background: var(--color-gray-200);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background: var(--gradient-cta);
    border-radius: var(--radius-full);
    transition: width 1s ease-out;
}

/* ---------- Responsive Components ---------- */
@media (max-width: 768px) {
    .card-horizontal {
        flex-direction: column;
    }
    .card-horizontal .card-image {
        width: 100%;
        aspect-ratio: 16 / 9;
    }
    .btn-lg {
        padding: var(--space-3) var(--space-6);
        font-size: var(--text-sm);
    }
    .card-body {
        padding: var(--space-4);
    }
}

@media (max-width: 425px) {
    .btn {
        white-space: normal;
        padding: var(--space-3) var(--space-4);
        font-size: var(--text-xs);
        min-height: 44px;
    }
    .btn-lg {
        padding: var(--space-3) var(--space-5);
        font-size: var(--text-sm);
    }
    .card-meta {
        flex-wrap: wrap;
        gap: var(--space-2);
    }
    .card-body {
        padding: var(--space-3);
    }
    .card-image {
        aspect-ratio: 16 / 9;
    }
    .card-image-placeholder {
        aspect-ratio: 16 / 9;
    }
    .card-image-icon {
        width: 40px;
        height: 40px;
    }
    .card-title {
        font-size: var(--text-sm);
    }
    .card-text {
        font-size: var(--text-xs);
        line-height: 1.5;
    }
    .card {
        border-radius: var(--radius-lg);
    }
}