/* =====================================================================
   ธีมหน้าลงทะเบียนนิทรรศการตลาดนัดหลักสูตร
   ใช้ร่วมกัน: regist_cur.php, regist_list_cur.php
   ใส่ class="registration-page" ที่ <body>
   ===================================================================== */

.registration-page {
    --brand: #6240b5;
    --brand-dark: #402477;
    --ink: #242039;
    --muted: #716b82;
    --line: #e8e3f1;
    font-family: 'Kanit', sans-serif;
    color: var(--ink);
    background: #f6f4fa;
}

/* ---------- โครงหน้า / hero / เมนู ---------- */
.registration-shell { max-width: 1000px; padding-top: 28px; padding-bottom: 48px; }
.registration-back { color: var(--muted); text-decoration: none; font-size: .9rem; }
.registration-back:hover { color: var(--brand); }
.registration-hero {
    display: flex; align-items: center; gap: 26px; padding: 32px;
    margin: 18px 0 20px; border: 1px solid var(--line); border-radius: 24px;
    background: linear-gradient(125deg, #fff 45%, #eee7fb);
}
.registration-logo { width: 100px; height: auto; flex-shrink: 0; }
.registration-eyebrow { color: var(--brand); font-size: .8rem; letter-spacing: .12em; margin-bottom: 8px; }
.registration-hero h1 { font-size: clamp(1.5rem, 4vw, 2rem); line-height: 1.45; margin-bottom: 10px; }
.registration-hero p { color: var(--muted); line-height: 1.8; margin-bottom: 14px; }
.registration-badge { display: inline-flex; gap: 8px; align-items: center; background: #e9e0f8; color: var(--brand-dark); border-radius: 30px; padding: 8px 14px; font-size: .85rem; }
.registration-nav { gap: 8px; padding: 7px; background: #ebe6f3; border: 0; border-radius: 16px; margin-bottom: 24px; }
.registration-nav .nav-link { border: 0; border-radius: 11px; color: var(--muted); padding: 12px 18px; }
.registration-nav .nav-link.active { color: var(--brand-dark); background: #fff; box-shadow: 0 2px 8px #4024770b; }
.registration-nav .nav-link:hover { color: var(--brand); background: #ffffffb3; }

/* ---------- ฟอร์ม ---------- */
.registration-form { counter-reset: section; padding: 30px; border: 1px solid var(--line); border-radius: 24px; background: #fff; box-shadow: 0 12px 36px #40247707; }
.registration-form-intro { margin-bottom: 28px; }
.registration-form-intro h2 { font-size: 1.3rem; margin-bottom: 8px; }
.registration-form-intro p { color: var(--muted); font-size: .9rem; margin: 0; line-height: 1.8; }
.registration-page .text-primary { color: var(--brand-dark) !important; }
.registration-form .card { border-color: var(--line); border-radius: 16px; box-shadow: none !important; }
.registration-form .card-header { display: flex; align-items: center; gap: 10px; padding: 16px 20px; border-color: var(--line); background: #faf8fd !important; border-radius: 16px 16px 0 0; flex-wrap: wrap; line-height: 1.6; }
.registration-form .card-header::before { counter-increment: section; content: counter(section, decimal-leading-zero); display: inline-grid; place-items: center; width: 30px; height: 30px; border-radius: 9px; background: #ebe4f6; color: var(--brand); font-size: .8rem; flex-shrink: 0; }
.registration-form .card-body { padding: 22px; }
.registration-form .form-label { font-size: .94rem; margin-bottom: 9px; }
.registration-form .form-control, .registration-form .form-select { min-height: 48px; border-color: #dcd5e8; border-radius: 10px; padding: 11px 14px; }
.registration-form textarea.form-control { min-height: 110px; }
.registration-form .form-control:focus, .registration-form .form-select:focus { border-color: var(--brand); box-shadow: 0 0 0 .2rem #6240b51a; }
.registration-form .input-group-text { border-color: #dcd5e8; background: #f8f6fc; color: var(--muted); border-radius: 10px; }
.registration-form .input-group > .form-control { border-top-right-radius: 0; border-bottom-right-radius: 0; }
.registration-form .input-group > .input-group-text:last-child { border-top-left-radius: 0; border-bottom-left-radius: 0; }
.registration-form .form-check { padding-top: 6px; padding-bottom: 6px; }
.registration-form .form-check-input:checked { background-color: var(--brand); border-color: var(--brand); }
.registration-form .form-check-input:focus { border-color: var(--brand); box-shadow: 0 0 0 .2rem #6240b51a; }
.registration-submit { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px; padding-top: 22px; border-top: 1px solid var(--line); }
.registration-submit p { font-size: .85rem; color: var(--muted); margin: 0; }

/* ---------- คลาส Bootstrap 5 ที่ฟอร์มใช้ (เว็บหลักเป็น Bootstrap 4.5) ---------- */
.registration-page .form-select {
    display: block; width: 100%; font-size: 1rem; line-height: 1.5; color: var(--ink);
    padding-right: 38px; background: #fff url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%23716b82' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m2 5 6 6 6-6'/%3e%3c/svg%3e") no-repeat right 14px center / 14px 10px;
    border: 1px solid #dcd5e8; -webkit-appearance: none; -moz-appearance: none; appearance: none;
}
.registration-page .form-select:focus { outline: 0; }
.registration-page .row.g-3 { row-gap: 1rem; }
.registration-page .row.g-2 { row-gap: .5rem; }
.registration-page .row.g-0 { row-gap: 0; }
.registration-page .gap-2 { gap: .5rem; }
.registration-page .fw-bold { font-weight: 700 !important; }
.registration-page .fw-normal { font-weight: 400 !important; }
.registration-page .fs-6 { font-size: 1rem !important; }
.registration-page .me-1 { margin-right: .25rem !important; }
.registration-page .me-2 { margin-right: .5rem !important; }
.registration-page .rounded-2 { border-radius: .375rem !important; }
.registration-page .text-bg-secondary { color: #fff !important; background-color: #6c757d !important; }
.registration-page .text-bg-success { color: #fff !important; background-color: #198754 !important; }
.registration-page .visually-hidden { position: absolute !important; width: 1px !important; height: 1px !important; padding: 0 !important; margin: -1px !important; overflow: hidden !important; clip: rect(0, 0, 0, 0) !important; white-space: nowrap !important; border: 0 !important; }
.registration-page input[type="checkbox"], .registration-page input[type="radio"] { accent-color: var(--brand); }
.registration-form .form-control { height: auto; }

/* ---------- ช่องค้นหา (หน้าตรวจสอบรายชื่อ) ---------- */
.registration-shell-wide { max-width: none; padding-left: 24px; padding-right: 24px; }
.registration-search { max-width: 760px; margin: 0 auto; }
.search-bar {
    display: flex; align-items: center; gap: 6px; padding: 6px 6px 6px 18px;
    background: #fff; border: 1.5px solid #dcd5e8; border-radius: 999px;
    box-shadow: 0 6px 20px #40247710;
    transition: border-color .2s ease, box-shadow .25s ease, transform .25s ease;
}
.search-bar:hover { border-color: #c7b9e4; }
.search-bar:focus-within { border-color: var(--brand); box-shadow: 0 0 0 4px #6240b51f, 0 10px 28px #40247718; transform: translateY(-1px); }
.search-bar-icon { color: var(--muted); font-size: 1.05rem; transition: color .2s ease; }
.search-bar:focus-within .search-bar-icon { color: var(--brand); }
.search-bar-input {
    flex: 1; min-width: 0; height: 46px; border: 0; outline: 0; background: transparent;
    color: var(--ink); font: inherit; font-size: 1rem; padding: 0 6px;
}
.search-bar-input::placeholder { color: #a39cb3; }
.search-bar-input::-webkit-search-cancel-button { -webkit-appearance: none; display: none; }
.search-bar-clear {
    display: inline-grid; place-items: center; width: 34px; height: 34px; flex-shrink: 0;
    border: 0; border-radius: 50%; background: #f1edf8; color: var(--muted); cursor: pointer;
    transition: background .2s ease, color .2s ease, transform .2s ease;
}
.search-bar-clear[hidden] { display: none; }
.search-bar-clear:hover { background: #e6dff3; color: var(--brand-dark); transform: rotate(90deg); }
.search-bar-btn {
    position: relative; display: inline-flex; align-items: center; gap: 10px; flex-shrink: 0;
    height: 46px; padding: 0 22px; border: 0; border-radius: 999px; cursor: pointer;
    background: linear-gradient(135deg, #7353c9, var(--brand-dark)); color: #fff; font: inherit; font-size: 1rem;
    box-shadow: 0 6px 16px #6240b540;
    transition: transform .2s ease, box-shadow .2s ease, filter .2s ease;
}
.search-bar-btn:hover { transform: translateY(-1px); box-shadow: 0 10px 22px #6240b54d; filter: brightness(1.06); }
.search-bar-btn:active { transform: translateY(0) scale(.98); }
.search-bar-btn-icon { transition: transform .2s ease; }
.search-bar-btn:hover .search-bar-btn-icon { transform: translateX(3px); }
.search-bar-spinner {
    display: none; width: 18px; height: 18px; border-radius: 50%;
    border: 2px solid #ffffff59; border-top-color: #fff; animation: search-spin .7s linear infinite;
}
.registration-search.is-loading .search-bar-btn { pointer-events: none; filter: saturate(.85); }
.registration-search.is-loading .search-bar-btn-icon { display: none; }
.registration-search.is-loading .search-bar-spinner { display: inline-block; }
@keyframes search-spin { to { transform: rotate(360deg); } }
.registration-search-link { display: inline-block; margin-top: 16px; color: var(--muted); font-size: .9rem; text-decoration: none; transition: color .2s ease; }
.registration-search-link:hover { color: var(--brand); text-decoration: none; }

/* ---------- ปุ่ม / ข้อความสถานะ ---------- */
.registration-page .btn-primary { background: var(--brand); border-color: var(--brand); border-radius: 12px; padding: 13px 24px; }
.registration-page .btn-primary:hover { background: var(--brand-dark); border-color: var(--brand-dark); }
.registration-page .btn-outline-primary { color: var(--brand); border-color: var(--brand); border-radius: 12px; padding: 11px 20px; }
.registration-page .btn-outline-primary:hover { color: #fff; background: var(--brand); }
.registration-page .btn-info { border-radius: 12px; padding: 13px 24px; }
.registration-status { background: #fff; border: 1px solid var(--line); border-radius: 20px; padding: 30px; font-size: 1.15rem; line-height: 1.8; text-align: center; color: var(--muted); }
.registration-status a { color: var(--brand); display: inline-block; margin-top: 12px; }
.registration-status a.btn-outline-primary:hover { color: #fff; }
.registration-status > i { display: block; font-size: 2.2rem; color: #c9bde3; margin-bottom: 10px; }
.registration-status strong { color: var(--ink); word-break: break-all; }
.registration-page a:focus-visible, .registration-page button:focus-visible { outline: 3px solid var(--brand); outline-offset: 4px; }

/* ---------- select2 ---------- */
.registration-page .select2-container { width: 100% !important; min-width: 0; }
.registration-page .select2-container .select2-selection--single { height: 48px; display: flex; align-items: center; border: 1px solid #dcd5e8; border-radius: 10px; padding: 0 14px; }
.registration-page .select2-selection__rendered { line-height: 1.5 !important; padding-left: 0 !important; }
.registration-page .select2-selection__arrow { height: 46px !important; right: 8px !important; }
.registration-page .select2-container--focus .select2-selection--single { border-color: var(--brand); box-shadow: 0 0 0 .2rem #6240b51a; }
.registration-page .select2-dropdown { border-color: #dcd5e8; }
.registration-page .select2-container--default .select2-results__option--highlighted[aria-selected] { background-color: var(--brand); }

/* ---------- ตารางผลการค้นหา (หน้าตรวจสอบรายชื่อ) ---------- */
.result-summary { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 8px; margin: 28px 0 14px; }
.result-summary h3 { font-size: 1.1rem; margin: 0; }
.result-summary span { color: var(--muted); font-size: .9rem; }
.result-summary, .registration-table-wrap, .registration-status { animation: result-in .35s ease both; }
.registration-table-wrap { animation-delay: .05s; }
@keyframes result-in { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.registration-table-wrap { border: 1px solid var(--line); border-radius: 18px; background: #fff; box-shadow: 0 12px 36px #40247707; }
.registration-table { font-size: .93rem; color: var(--ink); }
.registration-table thead th { position: sticky; top: 0; background: #f3eefb; color: var(--brand-dark); font-weight: 500; white-space: nowrap; border-top: 0; border-bottom: 1px solid #e0d6f2; padding: 14px 16px; }
.registration-table thead th:first-child { border-top-left-radius: 18px; }
.registration-table thead th:last-child { border-top-right-radius: 18px; }
.registration-table td { padding: 14px 16px; vertical-align: top; border-top: 1px solid var(--line); }
.registration-table tbody tr { transition: background .15s ease; }
.registration-table tbody tr:hover { background: #faf8fd; }
.registration-type { display: inline-flex; align-items: center; white-space: nowrap; background: #ebe4f6; color: var(--brand-dark); border-radius: 30px; padding: 4px 12px; font-size: .82rem; }
.registration-table-sub { color: var(--muted); font-size: .82rem; }
.registration-date { color: var(--brand-dark); margin-bottom: 4px; }
.registration-table-list { margin: 0; padding-left: 1.1rem; line-height: 1.8; }
.registration-table-list ul { padding-left: 1.1rem; color: var(--muted); font-size: .88rem; }

/* ---------- มือถือ ---------- */
@media (max-width: 575.98px) {
    .registration-shell { padding-top: 18px; }
    .registration-hero { align-items: flex-start; padding: 24px 20px; gap: 16px; border-radius: 18px; }
    .registration-logo { width: 62px; }
    .registration-hero h1 { font-size: 1.35rem; }
    .registration-hero p { font-size: .85rem; }
    .registration-nav { flex-direction: column; }
    .registration-nav .nav-link { font-size: .9rem !important; }
    .registration-form { padding: 20px 14px; border-radius: 18px; }
    .registration-form .card-header { padding: 14px; }
    .registration-form .card-body { padding: 16px; }
    .registration-submit { align-items: stretch; flex-direction: column; }
    .registration-submit button { width: 100%; }

    .registration-shell-wide { padding-left: 12px; padding-right: 12px; }
    .search-bar { padding-left: 14px; }
    .search-bar-btn { padding: 0 16px; }
    .search-bar-btn-text { display: none; }
}

@media (prefers-reduced-motion: reduce) {
    .registration-page *, .registration-page *::before, .registration-page *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}