/* ─────────────────────────────────────────────────────────────────────────────
   Golf Fitting Booking — Frontend Styles
   ───────────────────────────────────────────────────────────────────────────── */

:root {
  --gfb-green:       #1a6e3c;
  --gfb-green-dark:  #145530;
  --gfb-green-light: #d4edda;
  --gfb-gold:        #c8a84b;
  --gfb-gold-light:  #fdf6e0;
  --gfb-white:       #ffffff;
  --gfb-gray-50:     #f8f9fa;
  --gfb-gray-100:    #f1f3f5;
  --gfb-gray-200:    #e9ecef;
  --gfb-gray-500:    #6c757d;
  --gfb-gray-700:    #495057;
  --gfb-gray-900:    #212529;
  --gfb-red:         #dc3545;
  --gfb-red-light:   #f8d7da;
  --gfb-blue:        #0d6efd;
  --gfb-radius:      10px;
  --gfb-shadow:      0 2px 16px rgba(0,0,0,0.10);
  --gfb-shadow-md:   0 4px 24px rgba(0,0,0,0.14);
  --gfb-transition:  all .22s ease;
  --gfb-font:        -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* Reset base */
.gfb-wrap *, .gfb-wrap *::before, .gfb-wrap *::after { box-sizing: border-box; }
.gfb-wrap { font-family: var(--gfb-font); color: var(--gfb-gray-900); }

/* ── Header ──────────────────────────────────────────────────────────────── */
.gfb-header { text-align: center; margin-bottom: 30px; }
.gfb-header h2 { font-size: 2rem; color: var(--gfb-green); margin: 0 0 8px; }
.gfb-subtitle { color: var(--gfb-gray-500); font-size: 1rem; }

/* ── Steps ───────────────────────────────────────────────────────────────── */
.gfb-step { animation: gfbFadeIn .3s ease; }
.gfb-step-title {
  display: flex; align-items: center; gap: 12px;
  font-size: 1.25rem; color: var(--gfb-green-dark); margin: 0 0 20px;
}
.gfb-step-num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 36px; height: 36px; border-radius: 50%;
  background: var(--gfb-green); color: #fff;
  font-weight: 700; font-size: 1rem; flex-shrink: 0;
}
@keyframes gfbFadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

/* ── Filters ─────────────────────────────────────────────────────────────── */
.gfb-filters {
  display: flex; flex-wrap: wrap; gap: 14px; align-items: flex-end;
  background: var(--gfb-gray-50); border: 1px solid var(--gfb-gray-200);
  border-radius: var(--gfb-radius); padding: 20px; margin-bottom: 24px;
}
.gfb-filters .gfb-field { flex: 1; min-width: 200px; }

/* ── Fields ──────────────────────────────────────────────────────────────── */
.gfb-field { display: flex; flex-direction: column; gap: 6px; }
.gfb-field label { font-size: .875rem; font-weight: 600; color: var(--gfb-gray-700); }
.req { color: var(--gfb-red); }
.gfb-input, .gfb-select, .gfb-textarea {
  width: 100%; padding: 10px 14px;
  border: 1.5px solid var(--gfb-gray-200); border-radius: 8px;
  font-size: .95rem; font-family: var(--gfb-font);
  background: var(--gfb-white); color: var(--gfb-gray-900);
  transition: var(--gfb-transition);
}
.gfb-input:focus, .gfb-select:focus, .gfb-textarea:focus {
  outline: none; border-color: var(--gfb-green); box-shadow: 0 0 0 3px rgba(26,110,60,.15);
}
.gfb-textarea { resize: vertical; }
.gfb-form-row { display: flex; flex-wrap: wrap; gap: 16px; margin-bottom: 16px; }
.gfb-form-row .gfb-field { flex: 1; min-width: 200px; }

/* ── Buttons ─────────────────────────────────────────────────────────────── */
.gfb-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 10px 22px; border-radius: 8px; font-size: .95rem; font-weight: 600;
  border: none; cursor: pointer; text-decoration: none;
  transition: var(--gfb-transition); white-space: nowrap; line-height: 1;
}
.gfb-btn:hover { filter: brightness(1.08); transform: translateY(-1px); }
.gfb-btn:active { transform: translateY(0); filter: brightness(.97); }
.gfb-btn-primary  { background: var(--gfb-green); color: #fff; }
.gfb-btn-success  { background: #198754; color: #fff; }
.gfb-btn-secondary{ background: var(--gfb-gray-200); color: var(--gfb-gray-700); }
.gfb-btn-danger   { background: var(--gfb-red); color: #fff; }
.gfb-btn-gold     { background: var(--gfb-gold); color: #fff; }
.gfb-btn-sm       { padding: 7px 14px; font-size: .82rem; }
.gfb-btn:disabled { opacity: .6; cursor: not-allowed; transform: none !important; }

/* ── Schedule Cards ──────────────────────────────────────────────────────── */
.gfb-schedules-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px; margin-top: 20px;
}
.gfb-schedule-card {
  border: 1.5px solid var(--gfb-gray-200); border-radius: var(--gfb-radius);
  background: var(--gfb-white); overflow: hidden;
  box-shadow: var(--gfb-shadow); transition: var(--gfb-transition);
  display: flex; flex-direction: column;
}
.gfb-schedule-card:hover { transform: translateY(-3px); box-shadow: var(--gfb-shadow-md); border-color: var(--gfb-green); }
.gfb-card-header {
  background: var(--gfb-green); padding: 12px 16px;
  display: flex; align-items: center; justify-content: space-between;
}
.gfb-fitting-badge {
  color: #fff; font-weight: 700; font-size: .9rem;
}
.gfb-slots-badge {
  background: rgba(255,255,255,.25); color: #fff;
  padding: 3px 10px; border-radius: 20px; font-size: .78rem; font-weight: 600;
}
.gfb-slots-low { background: rgba(220,53,69,.7) !important; }
.gfb-card-body { padding: 14px 16px; flex: 1; }
.gfb-card-date, .gfb-card-time, .gfb-card-fitter, .gfb-card-deposit {
  font-size: .875rem; color: var(--gfb-gray-700); margin-bottom: 6px;
}
.gfb-card-date { font-weight: 600; color: var(--gfb-gray-900); text-transform: capitalize; }
.gfb-card-deposit { color: var(--gfb-green); font-weight: 700; margin-top: 8px; font-size: .92rem; }
.gfb-select-schedule {
  margin: 0 16px 16px; width: calc(100% - 32px);
  background: var(--gfb-green); color: #fff;
  padding: 9px; border-radius: 7px; border: none;
  cursor: pointer; font-weight: 600; font-size: .9rem;
  transition: var(--gfb-transition);
}
.gfb-select-schedule:hover { background: var(--gfb-green-dark); }

/* ── Selected Summary ────────────────────────────────────────────────────── */
.gfb-selected-summary {
  background: var(--gfb-green-light); border: 1.5px solid var(--gfb-green);
  border-radius: var(--gfb-radius); padding: 16px 20px; margin-bottom: 24px;
}
.gfb-selected-summary .gfb-sum-title { font-weight: 700; color: var(--gfb-green-dark); margin-bottom: 10px; font-size: 1rem; }
.gfb-sum-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px,1fr)); gap: 8px; }
.gfb-sum-item span { font-size: .78rem; color: var(--gfb-gray-500); display: block; }
.gfb-sum-item strong { font-size: .92rem; color: var(--gfb-gray-900); }

/* ── Deposit Info ────────────────────────────────────────────────────────── */
.gfb-deposit-badge {
  background: var(--gfb-gold-light); border: 1.5px solid var(--gfb-gold);
  border-radius: var(--gfb-radius); padding: 14px 18px;
  font-size: .95rem; color: var(--gfb-gray-700);
}
.gfb-deposit-badge strong { color: var(--gfb-gold); font-size: 1.1rem; }
.gfb-deposit-desc { display: block; font-size: .82rem; color: var(--gfb-gray-500); margin-top: 4px; }

/* ── Form Actions ────────────────────────────────────────────────────────── */
.gfb-form-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 20px; }

/* ── Notices ─────────────────────────────────────────────────────────────── */
.gfb-notice {
  background: var(--gfb-gold-light); border: 1px solid var(--gfb-gold);
  border-radius: var(--gfb-radius); padding: 16px 20px; text-align: center; color: var(--gfb-gray-700);
}
.gfb-error {
  background: var(--gfb-red-light); border: 1px solid var(--gfb-red);
  border-radius: 8px; padding: 12px 16px; color: var(--gfb-red); font-size: .9rem;
}
.gfb-success-msg {
  background: var(--gfb-green-light); border: 1px solid var(--gfb-green);
  border-radius: 8px; padding: 12px 16px; color: var(--gfb-green-dark); font-size: .9rem;
}

/* ── Loading ─────────────────────────────────────────────────────────────── */
.gfb-loading { display: flex; align-items: center; gap: 10px; color: var(--gfb-gray-500); padding: 16px 0; }
.gfb-spinner {
  width: 22px; height: 22px; border-radius: 50%;
  border: 3px solid var(--gfb-gray-200); border-top-color: var(--gfb-green);
  animation: gfbSpin .7s linear infinite; flex-shrink: 0;
}
@keyframes gfbSpin { to { transform: rotate(360deg); } }

/* ── Result Page ─────────────────────────────────────────────────────────── */
.gfb-result-page { max-width: 580px; margin: 0 auto; }
.gfb-result {
  text-align: center; padding: 40px 30px;
  border-radius: var(--gfb-radius); box-shadow: var(--gfb-shadow);
}
.gfb-result-success { background: var(--gfb-green-light); border: 2px solid var(--gfb-green); }
.gfb-result-pending { background: #fff3cd; border: 2px solid #ffc107; }
.gfb-result-failure { background: var(--gfb-red-light); border: 2px solid var(--gfb-red); }
.gfb-result-unknown { background: var(--gfb-gray-50); border: 2px solid var(--gfb-gray-200); }
.gfb-result-icon { font-size: 3.5rem; margin-bottom: 14px; }
.gfb-result h2 { font-size: 1.6rem; margin: 0 0 10px; }
.gfb-result p { color: var(--gfb-gray-700); margin-bottom: 12px; }
.gfb-booking-details {
  background: rgba(255,255,255,.7); border-radius: 8px;
  padding: 16px 20px; margin: 20px auto; text-align: left; max-width: 400px;
}
.gfb-detail-row { display: flex; justify-content: space-between; padding: 6px 0; border-bottom: 1px solid rgba(0,0,0,.05); font-size: .9rem; }
.gfb-detail-row span { color: var(--gfb-gray-500); }
.gfb-result-note { font-size: .85rem; color: var(--gfb-gray-500); font-style: italic; }
.gfb-result .gfb-btn { margin: 6px; }

/* ── Dashboard ───────────────────────────────────────────────────────────── */
.gfb-dashboard-header {
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap;
  gap: 12px; margin-bottom: 24px; padding-bottom: 16px;
  border-bottom: 2px solid var(--gfb-green-light);
}
.gfb-dashboard-header h2 { font-size: 1.5rem; color: var(--gfb-green-dark); margin: 0; }

/* Tabs */
.gfb-tabs { display: flex; gap: 4px; margin-bottom: 24px; flex-wrap: wrap; }
.gfb-tab {
  padding: 10px 20px; border: none; border-radius: 8px 8px 0 0;
  font-size: .9rem; font-weight: 600; cursor: pointer;
  background: var(--gfb-gray-100); color: var(--gfb-gray-500);
  transition: var(--gfb-transition); border-bottom: 3px solid transparent;
}
.gfb-tab:hover { background: var(--gfb-green-light); color: var(--gfb-green); }
.gfb-tab-active { background: var(--gfb-green-light) !important; color: var(--gfb-green) !important; border-bottom-color: var(--gfb-green) !important; }
.gfb-tab-content { display: none; animation: gfbFadeIn .25s ease; }
.gfb-tab-content-active { display: block; }

.gfb-section-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; flex-wrap: wrap; gap: 10px; }
.gfb-section-header h3 { margin: 0; color: var(--gfb-green-dark); }

/* Card */
.gfb-card { background: var(--gfb-white); border: 1.5px solid var(--gfb-gray-200); border-radius: var(--gfb-radius); padding: 20px; margin-bottom: 20px; box-shadow: var(--gfb-shadow); }
.gfb-card h4 { margin: 0 0 16px; color: var(--gfb-green-dark); }

/* Filters bar */
.gfb-filters-bar { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin-bottom: 16px; }
.gfb-input-sm  { padding: 7px 12px; font-size: .85rem; }
.gfb-select-sm { padding: 7px 12px; font-size: .85rem; }

/* Admin Tables */
.gfb-admin-table { width: 100%; border-collapse: collapse; font-size: .875rem; }
.gfb-admin-table th, .gfb-admin-table td { padding: 10px 14px; border-bottom: 1px solid var(--gfb-gray-200); text-align: left; }
.gfb-admin-table th { background: var(--gfb-gray-50); font-weight: 700; color: var(--gfb-gray-700); }
.gfb-admin-table tr:hover td { background: var(--gfb-gray-50); }
.gfb-status-confirmed  { color: #198754; font-weight: 700; }
.gfb-status-pending    { color: #856404; font-weight: 700; }
.gfb-status-cancelled  { color: var(--gfb-red); font-weight: 700; }
.gfb-badge {
  display: inline-block; padding: 3px 10px; border-radius: 20px;
  font-size: .78rem; font-weight: 700;
}
.gfb-badge-green   { background: var(--gfb-green-light); color: var(--gfb-green-dark); }
.gfb-badge-yellow  { background: #fff3cd; color: #856404; }
.gfb-badge-red     { background: var(--gfb-red-light); color: var(--gfb-red); }

/* Login Box */
.gfb-login-box {
  max-width: 420px; margin: 40px auto;
  background: var(--gfb-white); border: 1.5px solid var(--gfb-gray-200);
  border-radius: var(--gfb-radius); padding: 36px; box-shadow: var(--gfb-shadow-md);
}
.gfb-login-header { text-align: center; margin-bottom: 28px; }
.gfb-login-header h2 { color: var(--gfb-green-dark); margin: 8px 0 4px; }
.gfb-login-header p { color: var(--gfb-gray-500); margin: 0; }
.gfb-golf-icon { font-size: 2.5rem; display: block; }

/* Occupancy Grid */
.gfb-occ-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px,1fr)); gap: 12px; }
.gfb-occ-card {
  border-radius: var(--gfb-radius); padding: 14px 16px;
  border-left: 4px solid var(--gfb-green); background: var(--gfb-white);
  box-shadow: var(--gfb-shadow);
}
.gfb-occ-card.full  { border-left-color: var(--gfb-red); }
.gfb-occ-card.half  { border-left-color: var(--gfb-gold); }
.gfb-occ-date { font-weight: 700; font-size: .9rem; text-transform: capitalize; }
.gfb-occ-bar { height: 6px; border-radius: 3px; background: var(--gfb-gray-200); margin: 8px 0 4px; overflow: hidden; }
.gfb-occ-fill { height: 100%; background: var(--gfb-green); border-radius: 3px; transition: width .5s ease; }
.gfb-occ-card.full  .gfb-occ-fill { background: var(--gfb-red); }
.gfb-occ-card.half  .gfb-occ-fill { background: var(--gfb-gold); }
.gfb-occ-label { font-size: .78rem; color: var(--gfb-gray-500); }

/* ── Responsive ──────────────────────────────────────────────────────────── */
@media (max-width: 600px) {
  .gfb-header h2 { font-size: 1.5rem; }
  .gfb-schedules-grid { grid-template-columns: 1fr; }
  .gfb-form-row { flex-direction: column; }
  .gfb-form-actions { flex-direction: column; }
  .gfb-form-actions .gfb-btn { width: 100%; }
  .gfb-admin-table { font-size: .78rem; }
  .gfb-admin-table th, .gfb-admin-table td { padding: 7px 8px; }
}