:root{
  --bg:#f6f3fb;
  --surface:#ffffff;
  --surface-2:#f8f7fc;
  --text:#1f1a2f;
  --muted:#6e6785;
  --primary:#6f42c1;
  --primary-2:#5b34a4;
  --primary-soft:#efe8ff;
  --line:#e6def4;
  --success:#1f9d63;
  --danger:#d64545;
  --warning:#ee9b00;
  --warning-soft:#fff7e6;
  --blue:#3c78d8;
  --shadow:0 18px 40px rgba(87,65,143,.10);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:"IBM Plex Sans Thai",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  background:
    radial-gradient(circle at top right, rgba(111,66,193,.12), transparent 22%),
    radial-gradient(circle at left center, rgba(60,120,216,.08), transparent 18%),
    var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.6
}

/* LOGIN */
.login-bg{min-height:100vh;background:linear-gradient(145deg,#6f42c1,#4f2f90);display:flex;align-items:center;justify-content:center;padding:24px}
.login-card{background:var(--surface);border:1px solid rgba(230,222,244,.22);border-radius:28px;padding:40px 36px;width:100%;max-width:460px;box-shadow:0 24px 56px rgba(34,18,70,.22);text-align:center}
@media(max-width:480px){.login-card{padding:32px 20px}}
.login-logo{font-size:3rem;margin-bottom:10px}
.login-title{font-size:1.6rem;font-weight:700;color:var(--text);margin-bottom:6px}
.login-sub{font-size:0.92rem;color:var(--muted);margin-bottom:4px}
.login-domain{display:inline-block;background:var(--primary-soft);color:var(--primary);border-radius:999px;padding:6px 14px;font-size:0.8rem;font-weight:700;margin-bottom:20px}
.login-greeting{background:#edf8f2;border:1px solid #cceedd;border-radius:14px;padding:10px 12px;font-size:0.88rem;font-weight:600;color:#15734f;margin-bottom:12px;text-align:left}
.login-hint{font-size:0.84rem;color:var(--muted);margin-bottom:14px;text-align:left}
.login-error{background:#fff0f0;color:#aa3434;border:1px solid #ffc7c7;border-radius:14px;padding:10px 14px;font-size:0.85rem;margin-bottom:12px;text-align:left}
.reg-info-box{background:var(--warning-soft);border:1px solid #ffe4a8;border-radius:14px;padding:8px 12px;font-size:0.82rem;color:#8a6300;margin-bottom:12px;text-align:left}
.pw-wrap{position:relative;display:flex;align-items:center}
.pw-wrap input{padding-right:40px!important}
.pw-eye{position:absolute;right:10px;background:none;border:none;cursor:pointer;font-size:1rem;padding:4px;opacity:0.6;transition:opacity 0.2s}
.pw-eye:hover{opacity:1}
.btn-back{display:block;width:100%;margin-top:10px;background:none;border:none;color:var(--muted);font-size:0.85rem;cursor:pointer;padding:6px;text-align:center;transition:color .2s}
.btn-back:hover{color:var(--text)}
.btn-text-link{display:block;width:100%;margin-top:8px;background:none;border:none;color:var(--primary);font-size:0.83rem;cursor:pointer;padding:4px;text-align:center;text-decoration:underline}

/* LOADING */
.loading-center{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px}
.spinner-lg{width:44px;height:44px;border:4px solid #e9e3fb;border-top-color:var(--primary);border-radius:50%;animation:spin 0.8s linear infinite;margin-bottom:20px}
@keyframes spin{to{transform:rotate(360deg)}}
#loading-msg{color:var(--muted);font-size:1rem}

/* NAVBAR */
.navbar{background:rgba(246,243,251,.88);color:var(--text);padding:0 20px;display:flex;align-items:center;justify-content:space-between;height:64px;position:sticky;top:0;z-index:100;box-shadow:0 8px 24px rgba(87,65,143,.08);backdrop-filter:blur(14px);border-bottom:1px solid rgba(230,222,244,.8)}
.navbar-brand{font-weight:700;font-size:1.05rem}
.navbar-user{display:flex;align-items:center;gap:10px;font-size:0.85rem;min-width:0}
.navbar-user span:first-child{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:200px}
@media(max-width:480px){.navbar-user span:first-child{display:none}}
.btn-home{display:inline-flex;align-items:center;justify-content:center;background:#fff;border:1px solid var(--line);border-radius:14px;color:var(--text);cursor:pointer;padding:8px 12px;font-size:.95rem;line-height:1;text-decoration:none;transition:background .2s,transform .12s;flex-shrink:0;box-shadow:var(--shadow);white-space:nowrap}
.btn-home:hover{background:var(--surface-2);transform:translateY(-1px)}
.role-badge{flex-shrink:0;border-radius:20px;padding:3px 10px;font-size:0.75rem;font-weight:700;letter-spacing:0.04em}
.role-badge.admin{background:#fff7e6;color:#8a6300}
.role-badge.staff{background:#edf8f2;color:#15734f}
.role-badge.user{background:var(--primary-soft);color:var(--primary)}
.btn-logout{background:var(--surface);border:1px solid var(--line);border-radius:14px;color:var(--text);cursor:pointer;padding:8px 12px;font-size:.95rem;transition:background .2s,transform .12s;flex-shrink:0;box-shadow:var(--shadow)}
.btn-logout:hover{background:var(--surface-2);transform:translateY(-1px)}

/* TABS */
.tabs{display:flex;gap:4px;padding:16px 16px 0;max-width:960px;margin:0 auto;flex-wrap:wrap}
.tab-btn{padding:10px 18px;border:none;border-radius:14px 14px 0 0;cursor:pointer;font-size:0.9rem;font-weight:600;background:#ebe5fb;color:var(--muted);transition:all .2s}
.tab-btn.active{background:var(--surface);color:var(--primary);box-shadow:0 -3px 0 var(--primary) inset}
.tab-btn:hover:not(.active){background:#dfd5f8}

/* PAGE WRAPPER */
.page-wrapper{max-width:960px;margin:0 auto;padding:0 16px 40px}
.tab-panel{display:none;background:var(--surface);border:1px solid var(--line);border-radius:0 24px 24px 24px;box-shadow:var(--shadow);padding:24px;margin-bottom:24px}
.tab-panel.active{display:block}
.section-title{font-size:1.05rem;font-weight:700;color:var(--primary);margin-bottom:20px;padding-bottom:10px;border-bottom:2px solid var(--line)}

/* FORM */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media(max-width:600px){.form-grid{grid-template-columns:1fr}}
.form-group{display:flex;flex-direction:column;gap:6px}
.form-group.full{grid-column:1/-1}
label{font-size:0.85rem;font-weight:600;color:var(--text)}
.req{color:var(--danger);margin-left:2px}
input[type=text],input[type=email],input[type=date],input[type=password],input[type=tel],input[type=number],select,textarea{
  width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:16px;font-size:0.95rem;color:var(--text);
  background:#fff;appearance:none;-webkit-appearance:none;transition:border-color .2s,box-shadow .2s;font-family:inherit;
}
input:focus,select:focus,textarea:focus{outline:none;border-color:rgba(111,66,193,.7);box-shadow:0 0 0 4px rgba(111,66,193,.12)}
input:disabled,select:disabled{background:#f7fafc;color:#a0aec0}

/* BUTTONS */
.btn{display:inline-flex;align-items:center;justify-content:center;padding:0 20px;border:none;border-radius:16px;font-size:0.92rem;font-weight:600;cursor:pointer;transition:background .2s,transform .1s,box-shadow .2s;min-height:48px;white-space:nowrap;font-family:inherit}
.btn:active{transform:scale(0.97)}
.btn:disabled{opacity:0.5;cursor:not-allowed}
.btn-primary{background:linear-gradient(135deg,var(--primary),#8756e8);color:#fff;box-shadow:0 12px 24px rgba(111,66,193,.22)}
.btn-primary:hover:not(:disabled){background:linear-gradient(135deg,var(--primary-2),#7d4ce2)}
.btn-secondary{background:var(--primary-soft);color:var(--primary)}
.btn-secondary:hover:not(:disabled){background:#e4daf9}
.btn-danger{background:var(--danger);color:#fff;font-size:0.8rem;padding:0 12px;min-height:38px}
.btn-danger:hover:not(:disabled){background:#bb3737}
.btn-warning{background:var(--warning);color:#fff;font-size:0.8rem;padding:0 12px;min-height:38px}
.btn-warning:hover:not(:disabled){background:#d18a00}
.btn-success{background:var(--success);color:#fff;font-size:0.8rem;padding:0 12px;min-height:38px}
.btn-success:hover:not(:disabled){background:#188553}
.btn-full{width:100%;margin-top:8px}
.btn-group{display:flex;gap:8px;flex-wrap:wrap}

/* ALERT */
.alert{padding:12px 16px;border-radius:8px;font-size:0.9rem;font-weight:600;margin-bottom:16px;display:none}
.alert.show{display:block}
.alert-success{background:#edf8f2;color:#15734f;border:1px solid #cceedd}
.alert-error{background:#fff0f0;color:#aa3434;border:1px solid #ffc7c7}
.alert-info{background:#eef4ff;color:#2456a6;border:1px solid #c8dafc}
.alert-warning{background:var(--warning-soft);color:#8a6300;border:1px solid #ffe4a8}

/* FILTER BAR */
.filter-bar{
  display:grid;
  grid-template-columns:1fr 1fr 1fr auto;
  gap:12px;
  align-items:end;
  margin-bottom:20px;
}

@media(max-width:700px){
  .filter-bar{
    grid-template-columns:1fr 1fr;
  }

  .filter-bar .btn{
    grid-column:1/-1;
  }
}
/* BOOKING CARDS */
.booking-list{display:flex;flex-direction:column;gap:12px}
.booking-card{border:1px solid var(--line);border-radius:18px;padding:14px 16px;background:var(--surface-2)}
.booking-card.pending{border-color:#ffe4a8;background:var(--warning-soft)}
.booking-card.rejected{border-color:#ffc7c7;background:#fff5f5;opacity:0.9}
.booking-card-top{display:flex;justify-content:space-between;align-items:flex-start;flex-wrap:wrap;gap:8px}
.booking-id{font-size:0.75rem;font-weight:700;color:var(--muted)}
.booking-title{font-size:1rem;font-weight:700;color:var(--text);margin-top:2px}
.booking-room{display:inline-block;background:var(--primary-soft);color:var(--primary);border-radius:999px;padding:4px 10px;font-size:0.82rem;font-weight:600}
.booking-meta{font-size:0.85rem;color:var(--muted);margin-top:4px}
.booking-meta span{margin-right:12px}
.booking-card-bottom{display:flex;justify-content:flex-end;margin-top:10px}
.empty-msg{text-align:center;padding:32px;color:#a0aec0;font-size:0.95rem}
.status-pill{display:inline-block;border-radius:20px;padding:2px 10px;font-size:0.78rem;font-weight:700}
.status-booked{background:#edf8f2;color:#15734f}
.status-pending{background:var(--warning-soft);color:#8a6300}
.status-rejected{background:#fff0f0;color:#aa3434}

/*เสริม*/
.booking-card-head{
  flex:1;
  min-width:0;
}

.booking-card-status{
  display:flex;
  gap:8px;
  align-items:flex-start;
  flex-wrap:wrap;
}

.booking-meta-row{
  display:flex;
  flex-wrap:wrap;
  gap:8px 16px;
  margin-top:8px;
}

.booking-meta-item{
  font-size:0.9rem;
  color:var(--muted);
  line-height:1.5;
}

@media (max-width: 600px){
  .booking-card-top{
    flex-direction:column;
    align-items:flex-start;
  }

  .booking-card-status{
    width:100%;
  }

  .booking-meta-row{
    flex-direction:column;
    gap:6px;
  }

  .booking-meta-item{
    font-size:0.95rem;
  }
}


/* TABLE */
.data-table{width:100%;border-collapse:collapse;font-size:0.88rem}
.data-table th{background:var(--surface-2);color:var(--muted);font-weight:700;padding:10px 12px;text-align:left;border-bottom:2px solid var(--line)}
.data-table td{padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:middle}
.data-table tr:last-child td{border-bottom:none}
.data-table tr:hover td{background:#fbfaff}
.td-center{text-align:center;color:#a0aec0}
@media(max-width:600px){.data-table{font-size:0.8rem}.data-table th,.data-table td{padding:8px}}

/* BADGE */
.badge{display:inline-block;border-radius:20px;padding:2px 10px;font-size:0.75rem;font-weight:700}
.badge-active{background:#edf8f2;color:#15734f}
.badge-inactive{background:#fff0f0;color:#aa3434}
.badge-admin{background:var(--warning-soft);color:#8a6300}
.badge-staff{background:#edf8f2;color:#15734f}
.badge-user{background:var(--primary-soft);color:var(--primary)}
.badge-haspass{background:#edf8f2;color:#15734f}
.badge-nopass{background:var(--warning-soft);color:#8a6300}

/* MODAL */
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,0.45);z-index:200;display:none;align-items:center;justify-content:center;padding:16px;overflow-y:auto}
.modal-overlay.show{display:flex}
.modal{background:#fff;border-radius:24px;padding:28px;width:100%;max-width:500px;box-shadow:var(--shadow);border:1px solid var(--line)}
.modal h3{font-size:1.05rem;font-weight:700;color:var(--text);margin-bottom:18px}
.modal-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:20px;flex-wrap:wrap}

/* SPINNER */
.spinner{display:inline-block;width:16px;height:16px;border:3px solid currentColor;border-top-color:transparent;border-radius:50%;animation:spin 0.7s linear infinite;vertical-align:middle;margin-right:6px;opacity:0.7}

/* APPROVE CARD */
.approve-card{border:1px solid #ffe4a8;border-radius:18px;padding:14px 16px;background:var(--warning-soft)}
.approve-card-actions{display:flex;gap:10px;margin-top:10px;justify-content:flex-end}

/* ============================================================
   MOBILE RESPONSIVE FIXES V4 (ขยายขนาดทุกอย่าง ใหญ่เต็มตา)
============================================================ */

/* ป้องกัน iOS ซูมหน้าจอ และเพิ่มขนาดอักษรฐาน */
input, select, textarea {
  font-size: 18px !important; /* ขยายตัวอักษรในช่องกรอก */
}

@media (max-width: 768px) {
  /* 1. ขยายขนาดตัวหนังสือโดยรวม */
  body {
    font-size: 16px !important;
  }

  /* 2. ขยาย Label (หัวข้อ) ให้ตัวใหญ่และอ่านง่ายขึ้น */
  label {
    font-size: 1.05rem !important;
    margin-bottom: 6px !important;
  }

  /* 3. ขยายกล่องกรอกข้อความ / Dropdown ให้สูงและอ้วนขึ้น นิ้วจิ้มง่าย */
  input[type="text"], input[type="email"], input[type="date"],
  input[type="password"], input[type="tel"], input[type="number"],
  select, textarea {
    padding: 14px 16px !important; /* เพิ่มความอ้วนให้กล่อง */
    height: auto !important;
    border-radius: 10px !important;
  }

  /* 4. ขยายปุ่มกด ให้สูงขึ้น จิ้มไม่พลาดแน่นอน */
  .btn {
    font-size: 1.1rem !important;
    padding: 14px 20px !important;
    border-radius: 10px !important;
    min-height: 52px !important; /* บังคับความสูงปุ่ม */
  }

  /* 5. ขยายแท็บเมนูด้านบน */
  .tabs {
    flex-wrap: nowrap !important;
    overflow-x: auto !important;
    -webkit-overflow-scrolling: touch;
    padding: 12px 5px 0 !important;
  }
  .tabs::-webkit-scrollbar {
    display: none;
  }
  .tab-btn {
    flex-shrink: 0 !important;
    font-size: 1.05rem !important; /* ขยายอักษรเมนู */
    padding: 12px 18px !important;
  }

  /* 6. จัดการฟอร์มไม่ให้เบียดกัน (บังคับ 1 คอลัมน์) */
  .form-grid {
    display: grid !important;
    grid-template-columns: 1fr !important;
    gap: 16px !important; /* เพิ่มระยะห่างระหว่างช่อง */
  }

  /* 7. ขยายการ์ดแสดงรายการจอง */
  .booking-title {
    font-size: 1.15rem !important;
  }
  .booking-meta {
    font-size: 1rem !important;
    margin-top: 8px !important;
  }
  .booking-meta span {
    display: block !important; /* ให้ข้อมูลเช่น วันที่, เวลา เรียงลงมาคนละบรรทัด */
    margin-bottom: 6px !important;
  }

  /* 8. ปรับ Navbar (แถบบนสุด) และซ่อนชื่อยาวๆ */
  .navbar-user span:first-child {
    display: none !important;
  }
  .navbar-brand {
    font-size: 1.2rem !important;
  }

  /* 9. ลดขอบหน้าจอ และขยายขนาด Pop-up */
  .page-wrapper {
    padding: 0 10px 40px !important;
  }
  .tab-panel {
    padding: 24px 16px !important;
  }
  .login-card {
    width: 95% !important;
    padding: 30px 20px !important;
  }
}

/* LOGO LOGIN */
.login-logo img{
  width:120px;
  height:120px;
  object-fit:contain;
}

/* NAVBAR LOGO */
.navbar-brand{
  display:flex;
  align-items:center;
  gap:10px;
}

.navbar-logo-link{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  text-decoration:none;
}

.navbar-title{
  line-height:1.2;
}

.nav-logo{
  width:32px;
  height:32px;
  object-fit:contain;
}

.user-card{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:12px 14px;
  background:var(--surface-2);
  border-radius:18px;
  border:1px solid var(--line);
}

.user-avatar{
  width:42px;
  height:42px;
  border-radius:50%;
  background:linear-gradient(135deg,var(--primary),#8756e8);
  color:#fff;
  display:flex;
  align-items:center;
  justify-content:center;
  font-weight:600;
  flex-shrink:0;
}

.user-info{
  flex:1;
  min-width:0;
}

.user-name{font-weight:600;color:var(--text)}

.user-email{font-size:12px;color:var(--muted);word-break:break-word}

.user-role{font-size:12px;padding:4px 10px;border-radius:999px;font-weight:600;background:var(--primary-soft);color:var(--primary);white-space:nowrap}

.role-admin{ background:var(--warning-soft); color:#8a6300; }
.role-staff{ background:#edf8f2; color:#15734f; }
.role-user{ background:var(--primary-soft); color:var(--primary); }

@media (max-width:560px){
  .login-bg{padding:16px}
  .login-card{padding:24px 18px !important;border-radius:24px}
  .login-logo img{width:88px;height:88px}
  .navbar{height:auto;padding:12px 14px;align-items:flex-start;gap:12px;flex-wrap:wrap}
  .navbar-brand{width:100%;font-size:1rem}
  .navbar-user{width:100%;justify-content:space-between;flex-wrap:wrap}
  .btn-home{width:100%}
  .tabs{
    width:100%;
    padding:10px 10px 0 !important;
    flex-wrap:nowrap !important;
    overflow-x:auto;
    overflow-y:hidden;
    -webkit-overflow-scrolling:touch;
    scrollbar-width:none;
    margin:0;
    max-width:100%;
    gap:8px;
    justify-content:flex-start;
    scroll-snap-type:x proximity;
  }
  .tabs::-webkit-scrollbar{display:none}
  .tab-btn{
    flex:0 0 auto;
    min-width:auto;
    white-space:nowrap;
    font-size:.92rem !important;
    padding:10px 14px !important;
    border-radius:14px 14px 0 0;
    scroll-snap-align:start;
  }
  .tab-panel{border-radius:20px;padding:20px 14px !important}
  .btn-group{flex-direction:column}
  .btn-group .btn{width:100%}
  .page-wrapper{
    max-width:100%;
    padding:0 10px 28px !important;
    overflow-x:hidden;
  }
}
body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.app-footer {
  margin-top: auto;
  text-align: center;
  font-size: 13px;
  color: #6b6b6b;
  padding: 16px;
  border-top: 1px solid #eee;
}

/* Navy / gold / white theme override */
:root{
  --bg:#f7f9fc;
  --surface:#ffffff;
  --surface-2:#f8fafc;
  --text:#172033;
  --muted:#667085;
  --primary:#102a43;
  --primary-2:#0b1f33;
  --primary-soft:#fff4d6;
  --line:#d9e2ec;
  --success:#027a48;
  --danger:#b42318;
  --warning:#c7961f;
  --warning-soft:#fff4d6;
  --blue:#173f5f;
  --shadow:0 10px 24px rgba(16,42,67,.10);
}

body{
  background:linear-gradient(180deg,#eef3f8 0%,#f7f9fc 48%,#fff 100%);
}

.login-bg{
  background:linear-gradient(145deg,#102a43,#173f5f);
}

.login-card,
.tab-panel,
.modal,
.booking-card,
.user-card{
  border-radius:8px;
}

.navbar{
  background:rgba(255,255,255,.94);
  border-bottom:1px solid var(--line);
  box-shadow:var(--shadow);
}

.tab-btn{
  border-radius:8px 8px 0 0;
  background:#eef3f8;
}

.tab-btn.active{
  color:var(--primary);
  box-shadow:0 -3px 0 var(--warning) inset;
}

input[type=text],input[type=email],input[type=date],input[type=password],input[type=tel],input[type=number],select,textarea,
.btn,
.btn-home,
.btn-logout,
.role-badge,
.badge,
.status-pill,
.booking-room{
  border-radius:8px;
}

input:focus,select:focus,textarea:focus{
  border-color:rgba(199,150,31,.85);
  box-shadow:0 0 0 4px rgba(199,150,31,.16);
}

.btn-primary{
  background:var(--primary);
  box-shadow:none;
}

.btn-primary:hover:not(:disabled){
  background:var(--primary-2);
}

.btn-secondary,
.booking-room,
.role-badge.user,
.badge-user{
  background:var(--primary-soft);
  color:var(--primary);
}

.login-domain,
.section-title,
.btn-text-link{
  color:var(--primary);
}

.user-avatar{
  background:var(--primary);
}