/* ═══════════════════════════════════════════════════════════════
   homitel · Design System
   Mood & Tone: Boutique · Friendly · Calm · Airy · Trustworthy
   ตรงตาม PRD §4 — สี / ฟอนต์ / radius / shadow / spacing
   ═══════════════════════════════════════════════════════════════ */

:root {
  /* 4.2 Color Palette (Pastel) */
  --primary: #7FB3A8;        /* Dusty Teal   — ปุ่มหลัก, active menu, logo */
  --primary-hover: #6BA398;
  --primary-ink: #5E9589;    /* ตัวอักษร/ลิงก์โทน primary */
  --primary-light: #DCEDE8;  /* Mint Mist    — พื้นหลัง section, hover */
  --primary-tint: #F4FAF8;   /* พื้นอ่อนสุด สำหรับ radio ที่เลือก */
  --secondary: #E8D5C4;      /* Warm Sand    — badge, highlight รอง */
  --secondary-bg: #FDF6EF;
  --accent: #F2B8B5;         /* Soft Blush   — จุดเน้น, icon ตกแต่ง */

  --bg: #FBF9F6;             /* Cream — พื้นหลังหลัก ไม่ใช้ขาวจัด */
  --bg-subtle: #FDFCFA;
  --bg-warm: #FDFAF6;        /* ช่องวันหยุดในปฏิทิน */
  --surface: #FFFFFF;        /* Card, Modal */

  --text: #3D4A45;           /* Deep Sage — ไม่ใช้ดำสนิท */
  --text-soft: #5E7A72;
  --text-muted: #8A9490;     /* Stone */
  --border: #EAE6E1;         /* Soft Line */
  --border-strong: #CFCAC3;
  --divider: #F4F1EC;

  --danger: #B4685F;
  --danger-bg: #FDEDED;
  --danger-border: #F0A5A5;
  --warn-ink: #8A6A55;
  --warn-bg: #FDEEE7;
  --warn-border: #F7C6A3;
  --warn-dot: #E08B52;
  --countdown: #C4674F;

  /* 4.3 Status Color — ต้องคู่กับไอคอน+ข้อความเสมอ (accessibility) */
  --st-vacant: #A8D5BA;      /* ห้องว่าง */
  --st-paid: #F0A5A5;        /* จองแล้ว ชำระครบ */
  --st-unpaid: #F7D9A0;      /* รอชำระเงิน */
  --st-slip: #F7C6A3;        /* รอตรวจสลิป */
  --st-in: #A9C7E8;          /* เช็คอินแล้ว */
  --st-out: #DDE0DE;         /* เช็คเอาท์แล้ว */
  --st-block: #C9BBDD;       /* ปิดปรับปรุง */
  --st-block-stripe: repeating-linear-gradient(45deg, #C9BBDD 0 7px, #DBD1E8 7px 14px);

  /* 4.5 UI Style Guide */
  --r-card: 16px;
  --r-card-lg: 20px;
  --r-btn: 12px;
  --r-input: 10px;
  --r-pill: 999px;

  --shadow-sm: 0 2px 12px rgba(61, 74, 69, 0.05);
  --shadow: 0 2px 12px rgba(61, 74, 69, 0.06);
  --shadow-md: 0 10px 30px rgba(127, 179, 168, 0.22);
  --shadow-lg: 0 12px 40px rgba(61, 74, 69, 0.12);
  --shadow-modal: 0 20px 60px rgba(61, 74, 69, 0.22);
  --shadow-primary: 0 2px 12px rgba(127, 179, 168, 0.35);

  /* Spacing — 4px grid */
  --s1: 4px;  --s2: 8px;  --s3: 12px; --s4: 16px;
  --s6: 24px; --s8: 32px; --s12: 48px;

  --ease: 200ms ease-out;
  --ease-slow: 300ms ease-out;

  --topbar-h: 64px;
  --sidebar-w: 216px;
}

/* ── Base ──────────────────────────────────────────────────── */

*, *::before, *::after { box-sizing: border-box; }

/* [hidden] ต้องชนะ display ของ component เสมอ
   (เช่น .alert ที่เป็น display:flex จะยังโผล่ทั้งที่ใส่ hidden ไว้) */
[hidden] { display: none !important; }

html, body { margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'IBM Plex Sans Thai', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* ตัวเลข/อังกฤษใช้ Inter — ตัวเลขในตารางใช้ tabular-nums */
.num, .mono {
  font-family: 'Inter', system-ui, sans-serif;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
}

a { color: var(--primary-ink); text-decoration: none; transition: color var(--ease); }
a:hover { color: var(--text); }

h1, h2, h3, h4 { font-weight: 600; letter-spacing: -0.02em; margin: 0; line-height: 1.25; }
h1 { font-size: 24px; }
h2 { font-size: 19px; }
h3 { font-size: 16.5px; }
p { margin: 0; }

hr, .divider { border: 0; height: 1px; background: var(--border); margin: var(--s4) 0; }

::-webkit-scrollbar { height: 10px; width: 10px; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: var(--r-pill); }
::-webkit-scrollbar-track { background: transparent; }

:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; border-radius: 6px; }

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

/* ── Layout helpers ────────────────────────────────────────── */

.wrap { max-width: 1160px; margin: 0 auto; padding: 0 28px; }
.stack { display: flex; flex-direction: column; }
.row { display: flex; align-items: center; }
.row-end { display: flex; align-items: flex-end; }
.spacer { flex: 1; }
.gap-1 { gap: 4px; }  .gap-2 { gap: 8px; }   .gap-3 { gap: 12px; }
.gap-4 { gap: 16px; } .gap-5 { gap: 18px; }  .gap-6 { gap: 24px; }
.wrap-items { flex-wrap: wrap; }

.grid { display: grid; gap: 16px; }
.g-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.g-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.g-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.g-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }

.muted { color: var(--text-muted); }
.soft { color: var(--text-soft); }
.small { font-size: 13px; }
.xs { font-size: 12.5px; }
.strong { font-weight: 600; }
.right { text-align: right; }
.center { text-align: center; }
.nowrap { white-space: nowrap; }
.truncate { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.pretty { text-wrap: pretty; }

/* ── Brand mark ────────────────────────────────────────────── */

.logo { display: flex; align-items: center; gap: 10px; }
.logo-mark {
  width: 32px; height: 32px; border-radius: 10px; background: var(--primary);
  display: flex; align-items: center; justify-content: center; position: relative; flex: 0 0 auto;
}
.logo-mark span {
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  font-size: 18px; font-weight: 600; color: #fff; line-height: 1;
}
.logo-mark::after {
  content: ''; position: absolute; top: 6px; right: 8px;
  width: 4px; height: 4px; border-radius: var(--r-pill); background: var(--text);
}
.logo-word { display: flex; align-items: flex-end; gap: 4px; }
.logo-word b {
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  font-size: 17px; font-weight: 600; letter-spacing: -0.01em; color: var(--text); line-height: 1;
}
.logo-word::after {
  content: ''; width: 4px; height: 4px; border-radius: var(--r-pill);
  background: var(--primary); margin-bottom: 3px;
}
.logo-mark.sm { width: 22px; height: 22px; border-radius: 7px; }
.logo-mark.sm span { font-size: 13px; }
.logo-mark.sm::after { top: 4px; right: 5px; width: 3px; height: 3px; }

/* ── Buttons ───────────────────────────────────────────────── */

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 10px 18px; border-radius: var(--r-btn);
  font-family: inherit; font-size: 14.5px; font-weight: 500;
  border: 1px solid transparent; background: var(--surface); color: var(--text);
  cursor: pointer; transition: all var(--ease); text-decoration: none;
  min-height: 44px; /* accessibility: ปุ่มมือถือ >= 44px */
}
.btn:hover { background: var(--primary-light); color: var(--text); }
.btn:disabled, .btn.is-disabled {
  opacity: 1; background: var(--divider); color: var(--text-muted);
  cursor: not-allowed; border-color: transparent;
}

.btn-primary {
  background: var(--primary); color: #fff; font-weight: 600;
  box-shadow: var(--shadow-primary); border-color: var(--primary);
}
.btn-primary:hover { background: var(--primary-hover); color: #fff; }

.btn-ghost { border-color: var(--border); background: var(--surface); }
.btn-outline {
  border-color: var(--primary); color: var(--primary-ink);
  background: var(--surface); font-weight: 600;
}
.btn-outline:hover { background: var(--primary-tint); }
.btn-soft { background: var(--primary-light); color: var(--text); font-weight: 600; }
.btn-soft:hover { background: #C9E3DC; }
.btn-danger { border-color: var(--danger-border); color: var(--danger); background: var(--surface); }
.btn-danger:hover { background: var(--danger-bg); }

.btn-lg { padding: 15px 26px; font-size: 16px; font-weight: 600; border-radius: 14px; }
.btn-sm { padding: 8px 14px; font-size: 13.5px; min-height: 36px; }
.btn-block { width: 100%; }

.btn-group { display: flex; border: 1px solid var(--border); border-radius: var(--r-btn); overflow: hidden; background: var(--surface); }
.btn-group > * {
  padding: 9px 14px; font-size: 14px; cursor: pointer; background: none;
  border: 0; border-right: 1px solid var(--border); color: var(--text); font-family: inherit;
}
.btn-group > *:last-child { border-right: 0; }
.btn-group > *:hover { background: var(--primary-light); }

/* ── Cards ─────────────────────────────────────────────────── */

.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-card); box-shadow: var(--shadow-sm);
}
.card-lg { border-radius: var(--r-card-lg); }
.card-pad { padding: 20px; }
.card-hd {
  padding: 18px 20px; border-bottom: 1px solid var(--border);
  display: flex; align-items: center; gap: 12px;
}
.card-hd.tinted { background: #F7FAF9; }
.card-bd { padding: 20px; }
.card-ft {
  padding: 16px 20px; border-top: 1px solid var(--border);
  background: var(--bg-subtle); display: flex; gap: 10px; align-items: center;
}
.card-flat { background: var(--bg-subtle); box-shadow: none; }
.card-mint { background: var(--primary-light); border: 0; border-radius: var(--r-card); padding: 18px; }
.card-sand { background: var(--secondary-bg); border: 1px solid var(--secondary); border-radius: var(--r-card); padding: 14px 16px; }

/* ── Badges & pills ────────────────────────────────────────── */

.badge {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 4px 11px; border-radius: var(--r-pill);
  font-size: 12.5px; font-weight: 600; white-space: nowrap;
  background: var(--divider); color: var(--text);
}
.badge-vacant { background: var(--st-vacant); }
.badge-paid   { background: var(--st-paid); }
.badge-unpaid { background: var(--st-unpaid); }
.badge-slip   { background: var(--st-slip); }
.badge-in     { background: var(--st-in); }
.badge-out    { background: var(--st-out); }
.badge-block  { background: var(--st-block); }
.badge-mint   { background: var(--primary-light); }
.badge-sand   { background: var(--secondary); }
.badge-accent { background: var(--accent); color: #5A3B38; }

.dot { width: 8px; height: 8px; border-radius: var(--r-pill); flex: 0 0 auto; display: inline-block; }
.dot-sq { width: 7px; height: 7px; border-radius: 2px; flex: 0 0 auto; display: inline-block; }

.chip {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 9px 14px; border-radius: var(--r-pill);
  border: 1px solid var(--border); background: var(--surface);
  font-size: 13.5px; font-weight: 500; cursor: pointer;
  transition: all var(--ease); color: var(--text); font-family: inherit;
}
.chip:hover { border-color: var(--primary); }
.chip.is-active { border-color: var(--primary); background: var(--primary-light); }

/* ── Forms ─────────────────────────────────────────────────── */

.field { display: block; }
.field + .field { margin-top: 14px; }
.label { display: block; font-size: 13px; color: var(--text-muted); margin-bottom: 6px; }
.label .req { color: var(--danger); }

.input, .select, .textarea {
  width: 100%; padding: 12px 14px;
  border: 1px solid var(--border); border-radius: var(--r-input);
  font-size: 14.5px; font-family: inherit; color: var(--text);
  background: var(--surface); outline: none; transition: border-color var(--ease);
}
.input:focus, .select:focus, .textarea:focus { border-color: var(--primary); }
.input::placeholder { color: var(--text-muted); }
/* ชิดขวาเฉพาะช่องจำนวนเงิน/ตัวเลข — ไม่ใช่ทุกช่องที่ใช้ฟอนต์ Inter */
.input.right, .input-inline { text-align: right; }
.input-lg { padding: 14px 16px; font-size: 17px; }
.textarea { min-height: 88px; resize: vertical; }
.select { appearance: none; background-image: none; cursor: pointer; }

.input-inline { width: 90px; padding: 7px 10px; border-radius: 8px; text-align: right; font-size: 14px; }

/* search bar ใหญ่ๆ ของหน้าเช็คอิน (CI-02) */
.searchbar {
  display: flex; align-items: center; gap: 12px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-card); padding: 8px 8px 8px 20px; box-shadow: var(--shadow-sm);
}
.searchbar input {
  flex: 1; border: 0; outline: none; background: transparent;
  font-size: 17px; font-family: inherit; color: var(--text); padding: 12px 0;
}

/* radio / checkbox แบบการ์ด */
.opt {
  display: flex; align-items: center; gap: 9px;
  padding: 13px 14px; border-radius: var(--r-btn);
  border: 1.5px solid var(--border); background: var(--surface);
  cursor: pointer; font-size: 14px; font-weight: 500; transition: all var(--ease);
}
.opt:hover { border-color: var(--primary); }
.opt.is-active { border-color: var(--primary); background: var(--primary-tint); }
.opt .radio {
  width: 14px; height: 14px; border-radius: var(--r-pill);
  border: 1.5px solid var(--border-strong); background: var(--surface); flex: 0 0 auto;
}
.opt.is-active .radio { border-color: var(--primary); background: var(--primary); }
.opt input { position: absolute; opacity: 0; pointer-events: none; }

.check {
  width: 20px; height: 20px; border-radius: 6px;
  border: 1.5px solid var(--border-strong); background: var(--surface);
  display: inline-flex; align-items: center; justify-content: center;
  color: #fff; font-size: 13px; cursor: pointer; flex: 0 0 auto; transition: all var(--ease);
}
.check.is-on { border-color: var(--primary); background: var(--primary); }

.dropzone {
  padding: 20px; border: 1.5px dashed var(--primary); border-radius: var(--r-card);
  text-align: center; background: var(--primary-tint); cursor: pointer; transition: background var(--ease);
}
.dropzone:hover { background: var(--primary-light); }

/* ── Tables ────────────────────────────────────────────────── */

.table { width: 100%; border-collapse: collapse; font-size: 14px; }
.table th {
  text-align: left; padding: 11px 20px; background: var(--bg-subtle);
  border-bottom: 1px solid var(--border); font-size: 12.5px; font-weight: 400; color: var(--text-muted);
}
.table td { padding: 13px 20px; border-bottom: 1px solid var(--divider); vertical-align: middle; }
.table tbody tr:hover { background: var(--bg-subtle); }
.table tbody tr:last-child td { border-bottom: 0; }
.table .num { text-align: right; }

.list-row {
  display: flex; align-items: center; gap: 14px;
  padding: 14px 0; border-bottom: 1px solid var(--divider);
}
.list-row:last-child { border-bottom: 0; }

/* บรรทัดสรุปยอด */
.sumline { display: flex; align-items: baseline; gap: 10px; font-size: 14px; }
.sumline > span:first-child { flex: 1; color: var(--text-soft); }
.sumline b { font-family: 'Inter', sans-serif; font-variant-numeric: tabular-nums; }
.sumline.total { font-size: 18px; }
.sumline.total > span:first-child { color: var(--text); font-weight: 600; }
.sumline.total b { letter-spacing: -0.02em; }
.sumline .credit { color: var(--primary-ink); }

/* ── Alerts / Empty / Loading ──────────────────────────────── */

.alert {
  display: flex; align-items: center; gap: 12px;
  padding: 14px 18px; border-radius: var(--r-card); font-size: 14px;
  border: 1px solid var(--border); background: var(--surface);
}
.alert-warn { background: var(--warn-bg); border-color: var(--warn-border); color: var(--warn-ink); }
.alert-warn .strong, .alert-warn b { color: var(--text); }
.alert-success { background: var(--primary-light); border-color: var(--primary-light); color: var(--text); }
.alert-error { background: var(--danger-bg); border-color: var(--danger-border); color: var(--danger); }
.alert-info { background: var(--secondary-bg); border-color: var(--secondary); color: var(--warn-ink); }

.empty { padding: 56px 24px; text-align: center; color: var(--text-muted); }
.empty-art {
  width: 96px; height: 96px; margin: 0 auto 18px; border-radius: 28px;
  background: var(--primary-light);
  display: flex; align-items: center; justify-content: center; font-size: 34px;
}
.empty h3 { color: var(--text); margin-bottom: 6px; }

.skeleton {
  background: linear-gradient(90deg, var(--divider) 25%, #FAF8F5 50%, var(--divider) 75%);
  background-size: 200% 100%; animation: shimmer 1.4s infinite; border-radius: 8px;
}
@keyframes shimmer { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }

.is-loading { position: relative; pointer-events: none; opacity: 0.55; }

/* ── Mini calendar preview ─────────────────────────────────
   ใช้ทั้งบน landing และหน้า login — จึงอยู่ในไฟล์กลาง         */

.l-preview {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-card-lg); padding: 16px;
  box-shadow: 0 12px 40px rgba(61, 74, 69, 0.10);
}
.l-preview-hd { display: flex; align-items: center; gap: 8px; padding: 4px 6px 12px; }
.l-preview-row { display: flex; align-items: center; gap: 8px; padding: 5px 0; }
.l-preview-row .rn {
  width: 46px; flex: 0 0 46px; font-size: 13px; font-weight: 600;
  font-family: 'Inter', sans-serif; font-variant-numeric: tabular-nums;
}
.l-preview-track {
  flex: 1; position: relative; height: 26px;
  border-radius: 7px; background: var(--bg); overflow: hidden;
}
.l-preview-bar {
  position: absolute; top: 0; bottom: 0; border-radius: 7px;
  display: flex; align-items: center; padding: 0 8px;
  font-size: 11.5px; font-weight: 500; overflow: hidden;
}
.l-preview-bar span { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.l-preview-legend {
  display: flex; flex-wrap: wrap; gap: 8px 14px;
  padding: 12px 4px 4px; border-top: 1px solid var(--border); margin-top: 8px;
}
.l-preview-legend > div { display: flex; align-items: center; gap: 6px; font-size: 11.5px; color: var(--text-muted); }
.l-preview-legend i { width: 13px; height: 10px; border-radius: 3px; display: inline-block; }

/* QR placeholder / frame */
.qr-frame {
  border-radius: 14px; border: 1px solid var(--border); background: var(--surface);
  display: flex; align-items: center; justify-content: center; padding: 8px;
}
.qr-frame img { display: block; width: 100%; height: auto; border-radius: 8px; }

.countdown {
  font-family: 'Inter', sans-serif; font-weight: 600;
  letter-spacing: -0.03em; color: var(--countdown); font-variant-numeric: tabular-nums;
}

/* ── Toast ─────────────────────────────────────────────────── */

.toasts { position: fixed; right: 20px; bottom: 20px; z-index: 200; display: flex; flex-direction: column; gap: 10px; }
.toast {
  background: var(--surface); border: 1px solid var(--border); border-left: 4px solid var(--primary);
  border-radius: var(--r-btn); box-shadow: var(--shadow-lg);
  padding: 14px 18px; font-size: 14px; max-width: 360px;
  animation: toast-in var(--ease-slow);
}
.toast.warn { border-left-color: var(--warn-dot); }
.toast.error { border-left-color: var(--danger-border); }
@keyframes toast-in { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

/* ── Modal ─────────────────────────────────────────────────── */

.modal-backdrop {
  position: fixed; inset: 0; background: rgba(61, 74, 69, 0.32); z-index: 60;
  display: flex; align-items: flex-start; justify-content: center;
  padding: 40px 20px; overflow: auto;
}
.modal[hidden], .modal-backdrop[hidden] { display: none; }
.modal {
  width: 720px; max-width: 100%; background: var(--surface);
  border-radius: var(--r-card-lg); box-shadow: var(--shadow-modal); overflow: hidden;
}
.modal-hd {
  padding: 20px 24px; border-bottom: 1px solid var(--border);
  display: flex; align-items: center; gap: 12px;
}
.modal-bd { padding: 20px 24px; display: flex; flex-direction: column; gap: 18px; max-height: 70vh; overflow: auto; }
.modal-ft {
  padding: 16px 24px; border-top: 1px solid var(--border);
  background: var(--bg-subtle); display: flex; gap: 10px; align-items: center;
}
.modal-x {
  width: 32px; height: 32px; border-radius: 10px; border: 0; background: none;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; color: var(--text-muted); font-size: 15px;
}
.modal-x:hover { background: var(--divider); }

/* ── Drawer (แผงเลื่อนออกจากขวา) ───────────────────────────── */

.drawer-backdrop {
  position: fixed; inset: 0; background: rgba(61, 74, 69, 0.32); z-index: 70;
  opacity: 0; pointer-events: none; transition: opacity var(--ease-slow);
}
.drawer-backdrop.is-open { opacity: 1; pointer-events: auto; }
.drawer-backdrop[hidden] { display: none; }

.drawer {
  position: fixed; top: 0; right: 0; bottom: 0; z-index: 71;
  width: 460px; max-width: 92vw; background: var(--surface);
  box-shadow: var(--shadow-modal); display: flex; flex-direction: column;
  transform: translateX(100%); transition: transform var(--ease-slow);
}
.drawer.is-open { transform: translateX(0); }
.drawer[hidden] { display: none; }
.drawer-hd {
  padding: 20px 24px; border-bottom: 1px solid var(--border);
  display: flex; align-items: flex-start; gap: 12px;
}
.drawer-bd { flex: 1; overflow: auto; padding: 20px 24px; display: flex; flex-direction: column; gap: 18px; }
.drawer-ft {
  padding: 16px 24px; border-top: 1px solid var(--border);
  background: var(--bg-subtle); display: flex; gap: 10px; align-items: center;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}