/* ==========================================================================
   (주)투어수다 - 여행 검색창 공통 (extend/suda_searchform.lib.extend.php, js/suda_searchform.js)
   .suda-sf--hero  : 메인 히어로 (흰 알약형 바, 바깥 반투명 박스는 css/hero.css)
   .suda-sf--panel : 카테고리 리스트 / 조건검색 결과 상단 (흰 카드 + 테두리 칸, 카드 모양은 css/suda_cathero.css)
   ========================================================================== */

.suda-sf, .suda-sf *{ box-sizing: border-box; }
.suda-sf{ font-family: inherit; text-align: left; }

/* ---------- 칸 공통 ---------- */
.suda-sf-field{
    position: relative;
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 0;
    outline: none;
}
.suda-sf-icon{ flex: 0 0 auto; font-size: 18px; color: var(--suda-blue, #4154ff); }
.suda-sf-body{
    flex: 1 1 auto;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 2px;
    margin: 0;
    cursor: pointer;
}
.suda-sf-label{
    display: block;
    font-size: 11px;
    line-height: 14px;
    font-weight: 700;
    letter-spacing: .04em;
    color: var(--suda-gray-400, #9ca3af);
    white-space: nowrap;
}
.suda-sf-place input{
    width: 100%;
    height: 22px;
    padding: 0;
    border: 0;
    outline: none;
    background: transparent;
    font: inherit;
    font-size: 16px;
    font-weight: 700;
    color: var(--suda-gray-900, #111827);
}
.suda-sf-place input::placeholder{ color: #c4c8d0; font-weight: 500; }
.suda-sf-value{
    display: block;
    font-size: 15px;
    line-height: 22px;
    font-weight: 700;
    color: var(--suda-gray-900, #111827);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.suda-sf-date.is-empty .suda-sf-value{ color: #c4c8d0; font-weight: 500; }
.suda-sf-pax-btn{
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    height: 100%;
    min-width: 0;
    padding: 0;
    border: 0;
    background: none;
    font: inherit;
    text-align: left;
    cursor: pointer;
}

/* 출발지 = 도착지 같은 폭, ⇄ 는 두 칸 사이 정중앙에 겹쳐 놓는다 */
.suda-sf-route{ position: relative; display: flex; align-items: stretch; min-width: 0; }
.suda-sf-route > .suda-sf-place{ flex: 1 1 0; min-width: 0; }
.suda-sf-route > .suda-sf-place:first-child{ padding-right: 28px !important; }
.suda-sf-route > .suda-sf-place:last-child{ padding-left: 28px !important; }
.suda-sf-swap{
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    z-index: 2;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    padding: 0;
    border: 1px solid var(--suda-gray-200, #e5e7eb);
    border-radius: 999px;
    background: #fff;
    font-size: 15px;
    color: var(--suda-gray-700, #374151);
    cursor: pointer;
    transition: border-color .15s ease, color .15s ease, transform .2s ease;
}
.suda-sf-swap:hover{ border-color: var(--suda-blue, #4154ff); color: var(--suda-blue, #4154ff); }
.suda-sf-swap:active{ transform: translate(-50%, -50%) rotate(180deg); }

.suda-sf-submit{
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border: 0;
    font: inherit;
    font-weight: 700;
    color: #fff;
    cursor: pointer;
    white-space: nowrap;
}

/* 빈 칸 안내 (칸 위 말풍선) */
.suda-sf-field.is-invalid{ box-shadow: inset 0 0 0 2px var(--suda-red, #fb2c36) !important; }
.suda-sf-error{
    position: absolute;
    left: 10px;
    bottom: calc(100% + 8px);
    z-index: 5;
    padding: 6px 10px;
    border-radius: 8px;
    background: var(--suda-red, #fb2c36);
    font-size: 12px;
    font-weight: 700;
    line-height: 1.3;
    color: #fff;
    white-space: nowrap;
    pointer-events: none;
    box-shadow: 0 6px 16px rgba(251,44,54,.25);
}
.suda-sf-error::after{
    content: "";
    position: absolute;
    left: 16px;
    top: 100%;
    border: 6px solid transparent;
    border-top-color: var(--suda-red, #fb2c36);
}

/* ---------- 메인 히어로: 한 줄 알약형 ---------- */
.suda-sf--hero{ display: flex; align-items: stretch; gap: 4px; }
.suda-sf--hero .suda-sf-field{
    padding: 12px 18px;
    border-radius: 999px;
    transition: background .15s ease;
}
.suda-sf--hero .suda-sf-field:hover,
.suda-sf--hero .suda-sf-field.is-open,
.suda-sf--hero .suda-sf-field[aria-expanded="true"],
.suda-sf--hero .suda-sf-field:focus-within{ background: var(--suda-gray-50, #f9fafb); }
/* 비율: 출발지 1 = 도착지 1 / 날짜 1.5(가장 넓게) / 인원 0.9 / 버튼 고정 */
.suda-sf--hero .suda-sf-route{ flex: 2 1 0; gap: 4px; }
.suda-sf--hero .suda-sf-date{ flex: 1.5 1 0; }
.suda-sf--hero .suda-sf-pax{ flex: 0.9 1 0; }
.suda-sf--hero .suda-sf-submit{
    flex: 0 0 170px;
    min-height: 64px;
    border-radius: 999px;
    background: var(--suda-blue, #4154ff);
    font-size: 18px;
    box-shadow: 0 10px 24px rgba(65,84,255,.3);
}
.suda-sf--hero .suda-sf-submit:hover{ background: var(--suda-blue-dark, #3443cc); }

/* ---------- 카테고리 / 결과 상단: 테두리 칸 ---------- */
.suda-sf--panel{ display: flex; align-items: stretch; gap: 10px; }
.suda-sf--panel .suda-sf-field{
    height: 56px;
    padding: 0 14px;
    border: 1px solid var(--suda-gray-200, #e5e7eb);
    border-radius: 10px;
    background: #fff;
    transition: border-color .2s ease, box-shadow .2s ease;
}
.suda-sf--panel .suda-sf-field:hover{ border-color: var(--suda-gray-400, #9ca3af); }
.suda-sf--panel .suda-sf-field:focus-within,
.suda-sf--panel .suda-sf-field.is-open,
.suda-sf--panel .suda-sf-field[aria-expanded="true"]{
    border-color: var(--suda-blue, #4154ff);
    box-shadow: 0 0 0 3px rgba(65,84,255,.15);
}
.suda-sf--panel .suda-sf-route{ flex: 2 1 0; gap: 10px; }
.suda-sf--panel .suda-sf-swap{ width: 32px; height: 32px; }
.suda-sf--panel .suda-sf-date{ flex: 1.5 1 0; }
.suda-sf--panel .suda-sf-pax{ flex: 0.9 1 0; }
.suda-sf--panel .suda-sf-submit{
    flex: 0 0 130px;
    height: 56px;
    border-radius: 10px;
    background: var(--suda-cathero-pink, #f43f6e);
    font-size: 17px;
    transition: filter .2s ease;
}
.suda-sf--panel .suda-sf-submit:hover{ filter: brightness(.94); }

/* ---------- 항공: 탭 + 왕복/편도/다구간 ---------- */
.suda-sf--panel.is-flight{ display: block; }
.suda-sf-tabs{
    display: flex;
    gap: 22px;
    margin: 0 0 14px;
    border-bottom: 1px solid var(--suda-gray-100, #f3f4f6);
}
.suda-sf-tab{
    margin-bottom: -1px;
    padding: 4px 2px 10px;
    border: 0;
    border-bottom: 2px solid transparent;
    background: none;
    font: inherit;
    font-size: 15px;
    color: var(--suda-gray-500, #6b7280);
    cursor: pointer;
}
.suda-sf-tab:hover{ color: var(--suda-gray-900, #111827); }
.suda-sf-tab.is-active{ border-bottom-color: var(--suda-blue, #4154ff); font-weight: 700; color: var(--suda-gray-900, #111827); }

.suda-sf-flight{ display: flex; align-items: stretch; gap: 10px; }
.suda-sf-simple{ flex: 1 1 auto; display: flex; gap: 10px; min-width: 0; }
.suda-sf-simple[hidden], .suda-sf-multi[hidden]{ display: none; }
.suda-sf-simple .suda-sf-route{ flex: 2.2 1 0; }
.suda-sf-simple .suda-sf-date{ flex: 1.5 1 0; }
.suda-sf-tail{ flex: 0 0 auto; display: flex; gap: 10px; }
.suda-sf-tail .suda-sf-pax{ width: 230px; }
.suda-sf--panel .suda-sf-tail .suda-sf-submit{ flex-basis: 150px; }

.suda-sf--panel.is-flight[data-trip="multi"] .suda-sf-flight{ flex-direction: column; }
.suda-sf--panel.is-flight[data-trip="multi"] .suda-sf-tail{ justify-content: flex-end; }
.suda-sf-multi{ display: flex; flex-direction: column; align-items: flex-start; gap: 10px; }
.suda-sf-segs{ align-self: stretch; display: flex; flex-direction: column; gap: 8px; margin: 0; padding: 0; list-style: none; }
.suda-sf-seg{ display: flex; align-items: center; gap: 8px; }
.suda-sf-seg-no{ flex: 0 0 48px; font-size: 13px; font-weight: 700; color: var(--suda-gray-500, #6b7280); }
.suda-sf-seg > .suda-sf-place{ flex: 1 1 0; }
.suda-sf-seg > .suda-sf-date{ flex: 0 0 210px; }
.suda-sf-seg-arrow{ flex: 0 0 auto; font-size: 18px; color: var(--suda-gray-400, #9ca3af); }
.suda-sf-seg-del{
    flex: 0 0 auto;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    padding: 0;
    border: 1px solid var(--suda-gray-200, #e5e7eb);
    border-radius: 999px;
    background: #fff;
    font-size: 14px;
    color: var(--suda-gray-500, #6b7280);
    cursor: pointer;
}
.suda-sf-seg-del:hover{ border-color: var(--suda-red, #fb2c36); color: var(--suda-red, #fb2c36); }
.suda-sf-seg-del[hidden]{ display: inline-flex; visibility: hidden; }
.suda-sf-seg-add{
    display: inline-flex;
    align-items: center;
    gap: 4px;
    height: 38px;
    padding: 0 16px;
    border: 1px dashed #c4c8d0;
    border-radius: 999px;
    background: #fff;
    font: inherit;
    font-size: 14px;
    color: var(--suda-gray-700, #374151);
    cursor: pointer;
}
.suda-sf-seg-add:hover{ border-color: var(--suda-blue, #4154ff); color: var(--suda-blue, #4154ff); }
.suda-sf-seg-add[hidden]{ display: none; }

/* ---------- 팝업 (body 에 붙음) ---------- */
.suda-sf-layer{ position: absolute; inset: 0 auto auto 0; z-index: 2000; }
.suda-sf-layer[hidden]{ display: none; }
.suda-sf-layer-dim, .suda-sf-layer-head{ display: none; }
.suda-sf-layer-sheet{
    position: absolute;
    max-width: calc(100vw - 16px);
    background: #fff;
    border: 1px solid var(--suda-gray-200, #e5e7eb);
    border-radius: 14px;
    box-shadow: 0 20px 48px rgba(17,24,39,.18);
    overflow: hidden;
}
.suda-sf-combo-list{ max-height: 320px; margin: 0; padding: 6px 0; overflow-y: auto; list-style: none; }
.suda-sf-combo-list li{ padding: 10px 16px; cursor: pointer; }
.suda-sf-combo-list li b{ display: block; font-size: 14px; font-weight: 700; color: var(--suda-gray-900, #111827); }
.suda-sf-combo-list li small{ display: block; margin-top: 2px; font-size: 12px; color: var(--suda-gray-500, #6b7280); }
.suda-sf-combo-list li:hover, .suda-sf-combo-list li.is-active{ background: var(--suda-gray-50, #f9fafb); }
.suda-sf-combo-list li:hover b, .suda-sf-combo-list li.is-active b{ color: var(--suda-blue, #4154ff); }
.suda-sf-combo-list li.is-note{ font-size: 13px; color: var(--suda-gray-500, #6b7280); cursor: default; background: none; }
.suda-sf-combo-input{
    display: block;
    width: calc(100% - 32px);
    height: 48px;
    margin: 4px 16px 6px;
    padding: 0 14px;
    border: 1px solid var(--suda-blue, #4154ff);
    border-radius: 10px;
    font: inherit;
    font-size: 16px;
    outline: none;
}

.suda-sf-pax-pop{ padding: 20px; }
.suda-sf-pax-row{ display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.suda-sf-pax-row + .suda-sf-pax-row{ margin-top: 16px; }
.suda-sf-pax-name{ margin: 0; font-size: 15px; font-weight: 700; color: var(--suda-gray-900, #111827); }
.suda-sf-pax-note{ margin: 2px 0 0; font-size: 12px; color: var(--suda-gray-400, #9ca3af); }
.suda-sf-stepper{ display: flex; align-items: center; gap: 12px; }
.suda-sf-stepper button{
    width: 32px;
    height: 32px;
    padding: 0;
    border: 1px solid var(--suda-gray-200, #e5e7eb);
    border-radius: 999px;
    background: #fff;
    font-size: 18px;
    line-height: 1;
    color: var(--suda-gray-700, #374151);
    cursor: pointer;
}
.suda-sf-stepper button:hover:not(:disabled){ border-color: var(--suda-blue, #4154ff); color: var(--suda-blue, #4154ff); }
.suda-sf-stepper button:disabled{ opacity: .35; cursor: default; }
.suda-sf-stepper span{ min-width: 20px; text-align: center; font-weight: 700; }
.suda-sf-cabins{ display: grid; grid-template-columns: 1fr 1fr; gap: 6px; margin-top: 18px; padding-top: 16px; border-top: 1px solid var(--suda-gray-100, #f3f4f6); }
.suda-sf-cabins .suda-sf-pax-name{ grid-column: 1 / -1; margin-bottom: 4px; }
.suda-sf-cabins button{
    height: 38px;
    border: 1px solid var(--suda-gray-200, #e5e7eb);
    border-radius: 8px;
    background: #fff;
    font: inherit;
    font-size: 13px;
    color: var(--suda-gray-700, #374151);
    cursor: pointer;
}
.suda-sf-cabins button.is-active{ border-color: var(--suda-blue, #4154ff); background: rgba(65,84,255,.07); font-weight: 700; color: var(--suda-blue, #4154ff); }
.suda-sf-layer-done{
    display: block;
    width: 100%;
    height: 44px;
    margin-top: 18px;
    border: 0;
    border-radius: 10px;
    background: var(--suda-blue, #4154ff);
    font: inherit;
    font-size: 15px;
    font-weight: 700;
    color: #fff;
    cursor: pointer;
}
.suda-sf-combo .suda-sf-layer-done{ width: calc(100% - 32px); margin: 8px 16px 16px; }

/* ---------- 태블릿: 두 줄 (출발지 ⇄ 도착지 / 날짜 · 인원 · 검색) ---------- */
@media screen and (min-width: 769px) and (max-width: 1024px){
    .suda-sf--hero, .suda-sf--panel:not(.is-flight){
        display: grid;
        grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr) auto;
        grid-template-areas: "route route route" "date pax submit";
    }
    .suda-sf--hero .suda-sf-route, .suda-sf--panel:not(.is-flight) .suda-sf-route{ grid-area: route; }
    .suda-sf--hero .suda-sf-date, .suda-sf--panel:not(.is-flight) .suda-sf-date{ grid-area: date; }
    .suda-sf--hero .suda-sf-pax, .suda-sf--panel:not(.is-flight) .suda-sf-pax{ grid-area: pax; }
    .suda-sf--hero .suda-sf-submit, .suda-sf--panel:not(.is-flight) .suda-sf-submit{ grid-area: submit; padding: 0 2.73vw; }
    .suda-sf--hero .suda-sf-submit{ min-height: 0; font-size: 1.76vw; box-shadow: none; }
}
@media screen and (max-width: 1024px){
    .suda-sf-flight, .suda-sf-simple{ flex-wrap: wrap; }
    .suda-sf-simple .suda-sf-route{ flex: 1 1 100%; }
    .suda-sf-tail{ flex: 1 1 100%; }
    .suda-sf-tail .suda-sf-pax{ flex: 1 1 auto; width: auto; }
    .suda-sf-seg > .suda-sf-date{ flex-basis: 170px; }
    .suda-sf-place input{ font-size: 1.56vw; }
    .suda-sf-value{ font-size: 1.46vw; }
    .suda-sf-label{ font-size: 1.07vw; }
}

/* ---------- 모바일: 세로로 쌓기 + 하단 시트 ---------- */
@media screen and (max-width: 768px){
    .suda-sf--hero, .suda-sf--panel, .suda-sf-flight, .suda-sf-simple, .suda-sf-tail{ flex-direction: column; flex-wrap: nowrap; }
    .suda-sf--hero{ gap: 2px; }
    .suda-sf--hero .suda-sf-route, .suda-sf--panel .suda-sf-route, .suda-sf-simple .suda-sf-route{ flex: 0 0 auto; flex-direction: column; position: relative; gap: inherit; }
    .suda-sf--panel .suda-sf-route{ gap: 8px; }
    .suda-sf-route > .suda-sf-place{ flex: 0 0 auto; width: 100%; }
    .suda-sf-route .suda-sf-swap{ left: auto; right: 14px; transform: translateY(-50%) rotate(90deg); }
    .suda-sf-route .suda-sf-swap:active{ transform: translateY(-50%) rotate(270deg); }
    .suda-sf-route > .suda-sf-place:first-child, .suda-sf-route > .suda-sf-place:last-child{ padding-left: 16px !important; padding-right: 56px !important; }
    .suda-sf--panel .suda-sf-route > .suda-sf-place:first-child, .suda-sf--panel .suda-sf-route > .suda-sf-place:last-child{ padding-left: 14px !important; }
    .suda-sf--hero .suda-sf-field, .suda-sf--panel .suda-sf-field{ flex: 0 0 auto; width: 100%; }
    .suda-sf--hero .suda-sf-field{ padding: 10px 16px; }
    .suda-sf--panel .suda-sf-field{ height: 52px; }
    .suda-sf--hero .suda-sf-submit, .suda-sf--panel .suda-sf-submit{ flex: 0 0 auto; width: 100%; min-height: 0; height: 52px; padding: 0; font-size: 2.34vw; }
    .suda-sf-tail .suda-sf-pax{ width: 100%; }
    .suda-sf--panel .suda-sf-tail .suda-sf-submit{ flex: 0 0 auto; }
    .suda-sf--panel.is-flight[data-trip="multi"] .suda-sf-tail{ justify-content: stretch; }

    .suda-sf-seg{ flex-wrap: wrap; position: relative; padding: 12px; border: 1px solid var(--suda-gray-100, #f3f4f6); border-radius: 12px; }
    .suda-sf-seg-no{ flex: 1 1 100%; }
    .suda-sf-seg > .suda-sf-place, .suda-sf-seg > .suda-sf-date{ flex: 1 1 100%; }
    .suda-sf-seg-arrow{ display: none; }
    .suda-sf-seg-del{ position: absolute; right: 8px; top: 6px; }
    .suda-sf-seg-del[hidden]{ display: none; }

    .suda-sf-place input{ font-size: 2.08vw; }
    .suda-sf-value{ font-size: 2.08vw; }
    .suda-sf-label{ font-size: 1.43vw; }

    body.suda-sf-lock{ overflow: hidden; }
    .suda-sf-layer.is-mobile{ position: fixed; inset: 0; }
    .suda-sf-layer.is-mobile .suda-sf-layer-dim{ display: block; position: absolute; inset: 0; background: rgba(17,24,39,.45); }
    .suda-sf-layer.is-mobile .suda-sf-layer-sheet{
        left: 0;
        right: 0;
        bottom: 0;
        width: 100%;
        max-width: none;
        max-height: 85vh;
        display: flex;
        flex-direction: column;
        border: 0;
        border-radius: 18px 18px 0 0;
    }
    .suda-sf-layer.is-mobile .suda-sf-layer-head{ display: flex; align-items: center; justify-content: space-between; padding: 16px 20px 8px; font-size: 17px; }
    .suda-sf-layer-x{ border: 0; background: none; font-size: 28px; line-height: 1; color: var(--suda-gray-700, #374151); cursor: pointer; }
    .suda-sf-layer.is-mobile .suda-sf-layer-body{ overflow-y: auto; padding-bottom: env(safe-area-inset-bottom); }
    .suda-sf-layer.is-mobile .suda-sf-combo-list{ max-height: 50vh; }
}

@media screen and (max-width: 480px){
    .suda-sf-place input, .suda-sf-value{ font-size: 3.54vw; }
    .suda-sf-label{ font-size: 2.29vw; }
    .suda-sf--hero .suda-sf-submit, .suda-sf--panel .suda-sf-submit{ font-size: 3.75vw; }
    .suda-sf-error{ font-size: 2.71vw; }
}

@media (prefers-reduced-motion: reduce){
    .suda-sf-swap, .suda-sf--hero .suda-sf-field, .suda-sf--panel .suda-sf-field{ transition: none; }
}