/* FILE: booking/css/flow.css — หน้าตาขั้นตอนการจองของบ้านวรฉัตร (ใช้ร่วมกับ tailwind.min.css) */
:root{--wcb-primary:#5143d9;--wcb-primary-d:#4136ae;--wcb-ink:#1e1b4b;--wcb-muted:#64748b;--wcb-line:#e5e7eb;--wcb-bg:#f5f6fb;--wcb-card:#fff;--wcb-ok:#059669;--wcb-radius:18px}
.dark{--wcb-ink:#f8fafc;--wcb-muted:#cbd5e1;--wcb-line:#374151;--wcb-bg:#111827;--wcb-card:#1f2937}
html,body{overflow-x:hidden}
body{background:var(--wcb-bg)!important;font-family:'Bai Jamjuree',system-ui,sans-serif}
.wc-skip{position:absolute;left:8px;top:-60px;z-index:100;padding:.6rem 1rem;border-radius:.5rem;background:var(--wcb-primary);color:#fff;font-weight:700}
.wc-skip:focus{top:8px}
.wcb-wrap{max-width:1100px;margin:0 auto;padding:0 1rem}
.wcb-header{background:var(--wcb-card);border-bottom:1px solid var(--wcb-line);position:sticky;top:0;z-index:30}
.wcb-header-row{display:flex;align-items:center;justify-content:space-between;gap:.75rem;min-height:64px}
.wcb-brand{display:inline-flex;align-items:center;gap:.5rem;font-weight:700;font-size:1.15rem;color:var(--wcb-ink);text-decoration:none}
.wcb-brand img{height:36px;width:auto}
.wcb-header-actions{display:flex;align-items:center;gap:.5rem}
.wcb-link{color:var(--wcb-muted);text-decoration:none;font-weight:600;padding:.5rem;min-height:44px;display:inline-flex;align-items:center}
.wcb-link:hover{color:var(--wcb-primary)}
.wcb-pill{display:inline-flex;align-items:center;justify-content:center;min-height:40px;min-width:44px;padding:0 .85rem;border-radius:999px;border:1px solid var(--wcb-line);color:var(--wcb-ink);text-decoration:none;font-weight:600;font-size:.9rem}
.wcb-pill-line{background:#06c755;border-color:#06c755;color:#fff}
@media (max-width:480px){.wcb-hide-xs{display:none}.wcb-link{padding:.5rem .25rem}.wcb-brand span{font-size:1rem}}
/* stepper */
.wcb-steps{list-style:none;display:flex;gap:.5rem;margin:0 auto 1.75rem;padding:0;max-width:640px;counter-reset:s}
.wcb-step{flex:1;display:flex;flex-direction:column;align-items:center;gap:.4rem;position:relative;text-align:center;min-width:0}
.wcb-step:not(:last-child)::after{content:"";position:absolute;top:18px;left:calc(50% + 24px);right:calc(-50% + 24px);height:2px;background:var(--wcb-line)}
.wcb-step.is-done:not(:last-child)::after{background:var(--wcb-primary)}
.wcb-dot{width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;background:var(--wcb-line);color:var(--wcb-muted);position:relative;z-index:1}
.wcb-step.is-current .wcb-dot{background:var(--wcb-card);color:var(--wcb-primary);box-shadow:0 0 0 2px var(--wcb-primary)}
.wcb-step.is-done .wcb-dot{background:var(--wcb-primary);color:#fff}
.wcb-label{font-size:.8rem;font-weight:600;color:var(--wcb-muted);line-height:1.3}
.wcb-step.is-current .wcb-label,.wcb-step.is-done .wcb-label{color:var(--wcb-primary)}
/* cards & typography */
main .bg-white{border-radius:var(--wcb-radius)!important;box-shadow:0 1px 2px rgba(16,24,40,.04),0 8px 24px rgba(16,24,40,.06)!important}
main h1{letter-spacing:-.01em}
.btn-primary-custom{background:var(--wcb-primary)!important;min-height:52px;border-radius:14px!important}
.btn-primary-custom:hover{background:var(--wcb-primary-d)!important}
.btn-primary-custom:focus-visible,.quantity-btn:focus-visible,.wcb-pill:focus-visible,.wcb-link:focus-visible{outline:3px solid #a5b4fc;outline-offset:2px}
input[type=text],input[type=tel],input[type=email]{min-height:48px;font-size:16px!important}
.quantity-btn{background:var(--wcb-card);border:1px solid var(--wcb-line);font-weight:700;color:var(--wcb-ink)}
.quantity-btn:hover{border-color:var(--wcb-primary);color:var(--wcb-primary)}
.wcb-room{transition:box-shadow .2s,outline-color .2s;outline:2px solid transparent}
.wcb-room.is-selected{outline-color:var(--wcb-primary);box-shadow:0 0 0 4px rgba(81,67,217,.12)!important}
.wcb-hint{display:block;font-size:.85rem;color:var(--wcb-muted);margin-top:.25rem}
.wcb-note{margin-top:1rem;padding:.9rem 1rem;border-radius:14px;background:#eef0ff;color:#312e81;font-size:.88rem;line-height:1.6}
.dark .wcb-note{background:rgba(99,102,241,.18);color:#e0e7ff}
.wcb-note strong{display:block;margin-bottom:.25rem}
.wcb-note ul{margin:0;padding-left:1.1rem;list-style:disc}
.wcb-change{font-size:.85rem;font-weight:600;color:var(--wcb-primary);text-decoration:none}
/* mobile sticky total bar */
.wcb-bar{position:fixed;left:0;right:0;bottom:0;z-index:40;background:var(--wcb-card);border-top:1px solid var(--wcb-line);box-shadow:0 -8px 24px rgba(16,24,40,.08);padding:.65rem 1rem calc(.65rem + env(safe-area-inset-bottom));display:flex;align-items:center;justify-content:space-between;gap:1rem}
.wcb-bar[hidden]{display:none}
.wcb-bar-total{font-size:.8rem;color:var(--wcb-muted);line-height:1.2}
.wcb-bar-total b{display:block;font-size:1.25rem;color:var(--wcb-ink)}
.wcb-bar .btn-primary-custom{padding:0 1.25rem;font-weight:700;color:#fff;border:0;min-height:48px}
@media (min-width:1024px){.wcb-bar{display:none!important}}
@media (max-width:1023.98px){body.has-wcb-bar{padding-bottom:84px}.wcb-summary-first{order:-1}}
.wcb-paysteps{list-style:none;margin:0 0 1rem;padding:0;display:grid;gap:.5rem}
.wcb-paysteps li{display:flex;align-items:center;gap:.6rem;font-size:.95rem;color:var(--wcb-ink)}
.wcb-paysteps b{width:26px;height:26px;border-radius:50%;background:#eef0ff;color:var(--wcb-primary);display:inline-flex;align-items:center;justify-content:center;font-size:.85rem;flex-shrink:0}
.wcb-copy{min-width:44px;min-height:44px;display:inline-flex;align-items:center;justify-content:center;border-radius:10px}
input[type=file]{min-height:48px}
button.wcb-change{background:none;border:0;padding:.4rem 0;min-height:44px;cursor:pointer}
.wcb-dateform{margin-top:.5rem;padding:1rem;border:1px solid var(--wcb-line);border-radius:14px;background:var(--wcb-bg)}
.wcb-dateform-row{display:grid;grid-template-columns:1fr 1fr;gap:.6rem}
.wcb-dateform label{display:flex;flex-direction:column;gap:.3rem;font-size:.85rem;font-weight:600;color:var(--wcb-ink)}
.wcb-dateform input[type=date]{min-height:48px;padding:0 .6rem;border:1px solid var(--wcb-line);border-radius:10px;background:var(--wcb-card);color:var(--wcb-ink);font-size:16px}
.wcb-dateform-msg{margin:.6rem 0;font-size:.85rem;color:var(--wcb-muted)}
.wcb-dateform-msg.is-error{color:#dc2626;font-weight:600}
.dark .wcb-dateform-msg.is-error{color:#fca5a5}
@media (max-width:380px){.wcb-dateform-row{grid-template-columns:1fr}}
.wcb-room:not(.is-selected) .wcb-qty{display:none}
.wcb-room.is-selected .wcb-pick{display:none}
.quantity-btn.wcb-pick{min-height:48px;padding:0 1.25rem;border-radius:999px;background:var(--wcb-primary);border-color:var(--wcb-primary);color:#fff;font-size:1rem}
.quantity-btn.wcb-pick:hover{background:var(--wcb-primary-d);color:#fff}
.quantity-btn{min-width:44px;min-height:44px}
.quantity-btn:disabled{opacity:.4;cursor:not-allowed}
/* dark mode: ข้อความรองต้องอ่านง่าย (ไม่เข้มกว่า #cbd5e1) */
.dark .text-gray-400,.dark .text-gray-500,.dark .text-xs.text-gray-500{color:#cbd5e1!important}
.dark .wcb-hint,.dark .wcb-label{color:#e2e8f0}
/* ===== การ์ดห้อง: รูปเต็มกรอบ ขนาดเท่ากันทุกใบ + เลื่อนดูรูปได้ ===== */
main#wc-main{padding-top:2.25rem;padding-bottom:3rem}
@media (min-width:768px){main#wc-main{padding-top:2.75rem}}
.wcb-wrap{padding-left:1.25rem;padding-right:1.25rem}
@media (min-width:768px){.wcb-wrap{padding-left:1.75rem;padding-right:1.75rem}}
.wcb-steps{margin-bottom:2.25rem}
.wcb-room{display:grid;grid-template-columns:1fr}
@media (min-width:768px){.wcb-room{grid-template-columns:300px 1fr;min-height:240px}}
.wcb-gal{position:relative;background:#e5e7eb;aspect-ratio:16/10;overflow:hidden}
@media (min-width:768px){.wcb-gal{aspect-ratio:auto;height:100%;min-height:240px}}
.wcb-gal-track{display:flex;height:100%;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none;-webkit-overflow-scrolling:touch;overscroll-behavior-x:contain}
.wcb-gal-track::-webkit-scrollbar{display:none}
.wcb-gal-track:focus-visible{outline:3px solid #a5b4fc;outline-offset:-3px}
.wcb-slide{flex:0 0 100%;height:100%;scroll-snap-align:start}
.wcb-slide img{display:block;width:100%;height:100%;object-fit:cover}
.wcb-gal-btn{position:absolute;top:50%;transform:translateY(-50%);width:40px;height:40px;border-radius:50%;border:0;background:rgba(255,255,255,.92);color:#1e1b4b;font-size:1.6rem;line-height:1;display:flex;align-items:center;justify-content:center;box-shadow:0 2px 8px rgba(0,0,0,.18);cursor:pointer;z-index:2}
.wcb-gal-btn.prev{left:10px}.wcb-gal-btn.next{right:10px}
.wcb-gal-btn:hover{background:#fff}
.wcb-gal-btn:focus-visible{outline:3px solid #a5b4fc;outline-offset:2px}
.wcb-gal-count{position:absolute;left:10px;bottom:10px;z-index:2;padding:2px 10px;border-radius:999px;background:rgba(17,24,39,.7);color:#fff;font-size:.75rem;font-weight:600}
.wcb-gal > span.absolute{z-index:2}
.wcb-room-body{min-width:0}
.wcb-full .wcb-gal img{filter:grayscale(.6);opacity:.75}
.wcb-full .wcb-room-body{opacity:.8}
.wcb-brand span,.wcb-link,.wcb-pill{white-space:nowrap}
.wcb-header .wcb-wrap{padding-left:1rem;padding-right:1rem}
@media (max-width:400px){.wcb-brand span{display:none}.wcb-header-actions{gap:.35rem}}
.wcb-pill svg{flex-shrink:0}
.wcb-pill .wcb-hide-xs{margin-left:.35rem}