/**
 * Event Registration Table CSS
 * 
 * ไฟล์นี้ควรอยู่ที่ child-theme/css/event-registration-table.css
 * ใช้ธีมสีน้ำเงิน, สีเทาเข้ม, สีขาว และตัวอักษรสีดำ
 */

 :root {
    --primary-color: #1e3a8a; /* สีน้ำเงินเข้ม */
    --primary-light: #3b82f6; /* สีน้ำเงินอ่อน */
    --dark-gray: #1f2937; /* สีเทาเข้ม */
    --medium-gray: #4b5563; /* สีเทากลาง */
    --light-gray: #f3f4f6; /* สีเทาอ่อน */
    --white: #ffffff; /* สีขาว */
    --black: #111827; /* สีดำ */
    --border-radius: 8px;
    --box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --transition: all 0.2s ease-in-out;
}

/* คอนเทนเนอร์หลัก */
.event-registration-container {
    font-family: 'Prompt', 'Kanit', sans-serif;
    color: var(--black);
    max-width: 100%;
    margin: 2rem auto;
    padding: 1rem;
    background-color: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

/* ส่วนหัว */
.event-registration-header {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--primary-color);
}

.event-registration-header h2 {
    color: var(--primary-color);
    font-size: 1.5rem;
    font-weight: 600;
    margin: 0;
}

.event-registration-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: center;
}

/* ช่องค้นหา */
.search-box {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

#event-registration-search {
    padding: 0.5rem 1rem;
    border: 1px solid var(--medium-gray);
    border-radius: var(--border-radius);
    min-width: 250px;
    font-size: 0.9rem;
    transition: var(--transition);
}

#event-registration-search:focus {
    border-color: var(--primary-color);
    outline: none;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.3);
}

/* ปุ่ม */
.btn-search,
.btn-reset,
.btn-export {
    padding: 0.5rem 1rem;
    border: none;
    border-radius: var(--border-radius);
    font-weight: 500;
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition);
}

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

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

.btn-reset {
    background-color: var(--light-gray);
    color: var(--dark-gray);
}

.btn-reset:hover {
    background-color: var(--medium-gray);
    color: var(--white);
}

.btn-export {
    background-color: var(--dark-gray);
    color: var(--white);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-export:hover {
    background-color: var(--medium-gray);
}

.btn-export::before {
    content: '';
    display: inline-block;
    width: 16px;
    height: 16px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='white'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M4 16v1a3 3 0 003 3h10a3 3 0 003-3v-1m-4-4l-4 4m0 0l-4-4m4 4V4'/%3E%3C/svg%3E");
    background-size: cover;
}

/* ตาราง */
.event-registration-table-wrapper {
    overflow-x: auto;
    margin-bottom: 1.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.event-registration-table {
    width: 100%;
    border-collapse: collapse;
    border: 1px solid var(--light-gray);
    font-size: 0.9rem;
}

.event-registration-table th,
.event-registration-table td {
    padding: 0.75rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--light-gray);
}

.event-registration-table th {
    background-color: var(--primary-color);
    color: var(--white);
    font-weight: 600;
    position: sticky;
    top: 0;
}

.event-registration-table th:first-child {
    border-top-left-radius: var(--border-radius);
}

.event-registration-table th:last-child {
    border-top-right-radius: var(--border-radius);
}

.event-registration-table tbody tr {
    transition: var(--transition);
}

.event-registration-table tbody tr:nth-child(even) {
    background-color: var(--light-gray);
}

.event-registration-table tbody tr:hover {
    background-color: rgba(59, 130, 246, 0.1);
}

/* ข้อความแสดงสถานะ */
.loading-message,
.error-message,
.empty-message {
    text-align: center;
    padding: 2rem 0;
}

.loading-message {
    color: var(--medium-gray);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='38' height='38' viewBox='0 0 38 38' stroke='%234b5563'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg transform='translate(1 1)' stroke-width='2'%3E%3Ccircle stroke-opacity='.5' cx='18' cy='18' r='18'/%3E%3Cpath d='M36 18c0-9.94-8.06-18-18-18'%3E%3CanimateTransform attributeName='transform' type='rotate' from='0 18 18' to='360 18 18' dur='1s' repeatCount='indefinite'/%3E%3C/path%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: center top;
    background-size: 38px;
    padding-top: 50px;
}

.error-message {
    color: #ef4444;
}

.empty-message {
    color: var(--medium-gray);
    font-style: italic;
}

/* เพจจิเนชั่น */
.event-registration-pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.pagination-btn {
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--light-gray);
    border-radius: var(--border-radius);
    background-color: var(--white);
    color: var(--dark-gray);
    cursor: pointer;
    font-size: 0.9rem;
    transition: var(--transition);
}

.pagination-btn:hover:not(.active):not(.disabled) {
    background-color: var(--light-gray);
}

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

.pagination-btn.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.pagination-ellipsis {
    color: var(--medium-gray);
}

.prev-btn,
.next-btn {
    font-weight: 500;
}

/* รองรับหน้าจอมือถือ */
@media (max-width: 768px) {
    .event-registration-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    
    .event-registration-actions {
        width: 100%;
        flex-direction: column;
        align-items: flex-start;
    }
    
    .search-box {
        width: 100%;
    }
    
    #event-registration-search {
        width: 100%;
        min-width: unset;
    }
    
    .btn-export {
        width: 100%;
        justify-content: center;
    }
    
    .event-registration-table th,
    .event-registration-table td {
        padding: 0.5rem;
        font-size: 0.8rem;
    }
}