/* Pikasun — Main Stylesheet */
@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,400;0,9..40,500;0,9..40,600;1,9..40,400&family=DM+Mono:wght@400;500&display=swap');

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --green:       #1D9E75;
  --green-light: #E1F5EE;
  --green-mid:   #9FE1CB;
  --green-dark:  #085041;
  --amber:       #BA7517;
  --amber-light: #FAEEDA;
  --red:         #E24B4A;
  --red-light:   #FCEBEB;
  --blue:        #378ADD;
  --text:        #1a1a18;
  --text2:       #6b6b66;
  --text3:       #9b9b96;
  --bg:          #ffffff;
  --bg2:         #f7f6f2;
  --bg3:         #f0efe9;
  --border:      rgba(0,0,0,0.10);
  --border2:     rgba(0,0,0,0.16);
  --radius:      8px;
  --radius-lg:   14px;
  --radius-xl:   20px;
  --shadow:      0 1px 3px rgba(0,0,0,0.07), 0 4px 12px rgba(0,0,0,0.05);
  --shadow-lg:   0 8px 32px rgba(0,0,0,0.10);
}

html { font-size: 16px; }
body {
  font-family: 'DM Sans', sans-serif;
  color: var(--text);
  background: var(--bg2);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* ---- Layout ---- */
.layout { display: flex; flex-direction: column; min-height: 100vh; }
.main-content { flex: 1; max-width: 1100px; margin: 0 auto; padding: 32px 20px 60px; width: 100%; }

/* ---- Navbar ---- */
.navbar {
  background: var(--green-dark);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 24px; height: 60px; position: sticky; top: 0; z-index: 100;
}
.nav-brand { display: flex; align-items: center; gap: 10px; }
.brand-icon {
  width: 36px; height: 36px; background: var(--green);
  border-radius: 9px; display: flex; align-items: center; justify-content: center;
}
.brand-name { font-size: 14px; font-weight: 600; color: white; line-height: 1.2; }
.brand-sub  { font-size: 11px; color: rgba(255,255,255,.55); }
.nav-links  { display: flex; gap: 4px; }
.nav-link {
  display: flex; align-items: center; gap: 6px;
  padding: 7px 14px; border-radius: var(--radius);
  font-size: 13px; font-weight: 500; color: rgba(255,255,255,.7);
  text-decoration: none; transition: all .15s;
}
.nav-link:hover { background: rgba(255,255,255,.1); color: white; }
.nav-link.active { background: rgba(255,255,255,.15); color: white; }

/* ---- Page Header ---- */
.page-header { margin-bottom: 24px; }
.page-header h1 { font-size: 26px; font-weight: 600; letter-spacing: -.3px; }
.subtitle { font-size: 14px; color: var(--text2); margin-top: 4px; }

/* ---- Cards ---- */
.search-card, .form-card, .table-card {
  background: var(--bg); border: 0.5px solid var(--border2);
  border-radius: var(--radius-lg); padding: 24px; margin-bottom: 20px;
  box-shadow: var(--shadow);
}
.form-card { max-width: 560px; }

/* ---- Inputs ---- */
.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-size: 13px; font-weight: 500; color: var(--text2); margin-bottom: 6px; }
.required { color: var(--red); }
.form-input {
  width: 100%; padding: 10px 14px; font-family: inherit; font-size: 14px;
  border: 0.5px solid var(--border2); border-radius: var(--radius);
  background: var(--bg); color: var(--text); outline: none; transition: border-color .15s;
}
.form-input:focus { border-color: var(--green); box-shadow: 0 0 0 3px rgba(29,158,117,.12); }
.form-input::placeholder { color: var(--text3); }

/* ---- Phone input ---- */
.input-row { display: flex; gap: 10px; align-items: center; }
.phone-input-wrap { flex: 1; position: relative; }
.phone-prefix { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); font-size: 16px; pointer-events: none; }
.phone-input { width: 100%; padding: 10px 14px 10px 40px; font-size: 16px; font-family: 'DM Mono', monospace; border: 0.5px solid var(--border2); border-radius: var(--radius); background: var(--bg); color: var(--text); outline: none; transition: border-color .15s; }
.phone-input:focus { border-color: var(--green); box-shadow: 0 0 0 3px rgba(29,158,117,.12); }
.qr-row { display: flex; align-items: center; gap: 10px; margin-top: 10px; }
.qr-hint { font-size: 12px; color: var(--text3); }
.qr-hidden-input { flex: 1; padding: 8px 12px; font-family: 'DM Mono', monospace; font-size: 13px; border: 0.5px solid var(--border); border-radius: var(--radius); background: var(--bg2); color: var(--text); outline: none; }
.qr-hidden-input:focus { border-color: var(--green); background: var(--bg); }

/* ---- Buttons ---- */
.btn {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 9px 18px; border-radius: var(--radius);
  font-family: inherit; font-size: 14px; font-weight: 500;
  cursor: pointer; border: 0.5px solid var(--border2);
  background: transparent; color: var(--text);
  transition: all .15s; text-decoration: none;
}
.btn:hover { background: var(--bg3); }
.btn:active { transform: scale(.98); }
.btn:disabled { opacity: .45; cursor: not-allowed; transform: none; }
.btn-primary { background: var(--green); color: white; border-color: var(--green); }
.btn-primary:hover { background: #178960; border-color: #178960; }
.btn-ghost { color: var(--text2); }
.btn-ghost:hover { background: var(--bg3); color: var(--text); }
.btn-full { width: 100%; justify-content: center; padding: 12px; font-size: 15px; }
.btn-sm { padding: 5px 12px; font-size: 12px; }
.btn-checkin {
  flex: 1; justify-content: center; padding: 14px;
  font-size: 16px; font-weight: 600; background: var(--green);
  color: white; border-color: var(--green); border-radius: var(--radius-lg);
}
.btn-checkin:hover { background: #178960; }

/* ---- Customer panel ---- */
.customer-hero {
  display: flex; align-items: center; gap: 16px;
  padding: 20px; background: var(--green-light);
  border: 1px solid var(--green-mid); border-radius: var(--radius-lg);
  margin-bottom: 16px;
}
.customer-avatar {
  width: 52px; height: 52px; border-radius: 50%;
  background: var(--green); color: white;
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; font-weight: 600; flex-shrink: 0;
}
.customer-info { flex: 1; }
.customer-info h2 { font-size: 18px; font-weight: 600; color: var(--green-dark); }
.customer-info p { font-size: 13px; color: #0F6E56; margin-top: 2px; font-family: 'DM Mono', monospace; }
.customer-info .meta { font-family: 'DM Sans', sans-serif; font-size: 12px; color: #2D7A61; }
.session-counter { text-align: center; }
.session-num { font-size: 52px; font-weight: 600; color: var(--green-dark); line-height: 1; }
.session-num.low { color: var(--amber); }
.session-num.zero { color: var(--red); }
.session-lbl { font-size: 12px; color: #0F6E56; }

/* ---- Session bar ---- */
.session-bar-wrap { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
.session-bar-track { flex: 1; height: 8px; background: var(--bg3); border-radius: 99px; overflow: hidden; }
.session-bar-fill { height: 100%; background: var(--green); border-radius: 99px; transition: width .4s ease; }
.session-bar-fill.mid  { background: var(--amber); }
.session-bar-fill.low  { background: var(--red); }
.session-bar-fill.zero { background: var(--red); width: 100% !important; }
.session-bar-label { font-size: 12px; font-family: 'DM Mono', monospace; color: var(--text2); white-space: nowrap; }

/* ---- Action row ---- */
.action-row { display: flex; gap: 10px; margin-bottom: 16px; }

/* ---- History ---- */
.history-section { margin-top: 8px; }
.history-section h3 { font-size: 13px; font-weight: 500; color: var(--text2); text-transform: uppercase; letter-spacing: .5px; margin-bottom: 12px; }
.history-list { display: flex; flex-direction: column; gap: 0; }
.history-item { display: flex; align-items: center; gap: 12px; padding: 10px 0; border-bottom: 0.5px solid var(--border); }
.history-item:last-child { border-bottom: none; }
.history-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--green); flex-shrink: 0; }
.history-info { display: flex; justify-content: space-between; flex: 1; font-size: 13px; }
.history-date { color: var(--text); }
.history-detail { color: var(--text2); font-family: 'DM Mono', monospace; font-size: 12px; }
.no-history { text-align: center; padding: 24px; color: var(--text3); font-size: 14px; }

/* ---- Packages ---- */
.pkg-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.pkg-card {
  border: 1.5px solid var(--border2); border-radius: var(--radius-lg);
  padding: 16px; cursor: pointer; transition: all .15s; position: relative; overflow: hidden;
}
.pkg-card:hover { border-color: var(--green); background: var(--green-light); }
.pkg-card.selected { border-color: var(--green); border-width: 2px; background: var(--green-light); }
.pkg-badge {
  position: absolute; top: 10px; right: 10px;
  background: var(--green); color: white;
  font-size: 10px; font-weight: 600; padding: 2px 8px; border-radius: 99px;
}
.pkg-sessions { font-size: 36px; font-weight: 600; color: var(--green); line-height: 1; }
.pkg-name { font-size: 14px; font-weight: 500; margin-top: 6px; color: var(--text); }
.pkg-desc { font-size: 12px; color: var(--text2); margin-top: 3px; }

/* ---- Alerts ---- */
.alert { padding: 10px 14px; border-radius: var(--radius); font-size: 13px; margin-top: 12px; }
.alert-success { background: var(--green-light); color: var(--green-dark); border: 0.5px solid var(--green-mid); }
.alert-error   { background: var(--red-light); color: #7B1F1F; border: 0.5px solid #F7C1C1; }
.alert-warn    { background: var(--amber-light); color: #4A2800; border: 0.5px solid #FAC775; }
.hidden { display: none !important; }

/* ---- Success card ---- */
.success-card {
  background: var(--bg); border: 0.5px solid var(--border2);
  border-radius: var(--radius-xl); padding: 32px; text-align: center;
  box-shadow: var(--shadow-lg); margin-top: 20px;
}
.success-icon {
  width: 56px; height: 56px; background: var(--green); color: white;
  border-radius: 50%; font-size: 26px; display: flex; align-items: center; justify-content: center;
  margin: 0 auto 16px;
}
.success-card h2 { font-size: 22px; font-weight: 600; margin-bottom: 12px; }
.success-customer { font-size: 20px; font-weight: 500; color: var(--green-dark); }
.success-phone { font-family: 'DM Mono', monospace; font-size: 14px; color: var(--text2); margin-top: 4px; }
.success-sessions { font-size: 16px; color: var(--green); font-weight: 500; margin: 12px 0 20px; }
.qr-section { margin-top: 16px; }
.qr-hint-text { font-size: 13px; color: var(--text2); margin-bottom: 12px; }
.qr-display { display: flex; justify-content: center; }

/* ---- Stats ---- */
.stats-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 12px; margin-bottom: 20px; }
.stat-card {
  background: var(--bg); border: 0.5px solid var(--border2);
  border-radius: var(--radius-lg); padding: 20px; text-align: center;
  box-shadow: var(--shadow);
}
.stat-card.warn { border-color: #FAC775; background: var(--amber-light); }
.stat-icon { font-size: 20px; margin-bottom: 8px; }
.stat-num  { font-size: 32px; font-weight: 600; line-height: 1; }
.stat-label { font-size: 12px; color: var(--text2); margin-top: 6px; }

/* ---- Data table ---- */
.table-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.table-header h3 { font-size: 16px; font-weight: 500; }
.data-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.data-table th { text-align: left; padding: 8px 12px; font-size: 11px; font-weight: 500; text-transform: uppercase; letter-spacing: .5px; color: var(--text2); border-bottom: 0.5px solid var(--border2); }
.data-table td { padding: 12px; border-bottom: 0.5px solid var(--border); vertical-align: middle; }
.data-table tr:last-child td { border-bottom: none; }
.data-table tr:hover td { background: var(--bg2); }
.data-table code { font-family: 'DM Mono', monospace; font-size: 12px; }
.sess-badge { display: inline-block; padding: 3px 10px; border-radius: 99px; font-size: 12px; font-weight: 500; }
.badge-ok   { background: var(--green-light); color: var(--green-dark); }
.badge-mid  { background: var(--amber-light); color: #4A2800; }
.badge-low  { background: #FAEEDA; color: #633806; }
.badge-zero { background: var(--red-light); color: #7B1F1F; }

/* ---- Modal ---- */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,.45);
  display: flex; align-items: center; justify-content: center; z-index: 200; padding: 20px;
}
.modal {
  background: var(--bg); border-radius: var(--radius-xl); padding: 28px;
  max-width: 420px; width: 100%; position: relative;
  box-shadow: var(--shadow-lg); border: 0.5px solid var(--border2);
  max-height: 90vh; overflow-y: auto;
}
.modal-close {
  position: absolute; top: 14px; right: 14px;
  background: var(--bg2); border: none; border-radius: 50%;
  width: 28px; height: 28px; cursor: pointer; font-size: 13px;
  display: flex; align-items: center; justify-content: center; color: var(--text2);
}
.modal-close:hover { background: var(--bg3); }
.modal-title { font-size: 18px; font-weight: 600; margin-bottom: 20px; }
.modal-actions { display: flex; gap: 8px; margin-top: 20px; }
.add-modal-info { background: var(--bg2); border-radius: var(--radius); padding: 10px 14px; font-size: 14px; margin-bottom: 16px; }

/* ---- Spinner ---- */
.spinner {
  display: inline-block; width: 14px; height: 14px;
  border: 2px solid rgba(255,255,255,.3); border-top-color: white;
  border-radius: 50%; animation: spin .6s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---- Responsive ---- */
@media (max-width: 640px) {
  /* Nav */
  .navbar { padding: 0 12px; height: 54px; }
  .nav-link { padding: 6px 8px; font-size: 12px; gap: 4px; }
  .brand-sub { display: none; }
  .brand-name { font-size: 13px; }

  /* Layout */
  .main-content { padding: 16px 14px 48px; }

  /* Grids */
  .stats-grid { grid-template-columns: repeat(3,1fr); gap: 8px; }
  .stat-num { font-size: 24px; }
  .stat-label { font-size: 11px; }
  .pkg-grid { grid-template-columns: 1fr; }
  .smtp-row { grid-template-columns: 1fr; }
  .admin-tabs { flex-wrap: wrap; }
  .admin-tab { flex: none; width: calc(50% - 2px); font-size: 12px; padding: 7px 4px; }

  /* Inputs */
  .input-row { flex-direction: column; }
  .input-row .btn { width: 100%; justify-content: center; }

  /* Customer hero */
  .customer-hero { flex-wrap: wrap; gap: 10px; }
  .session-num { font-size: 40px; }

  /* Tables */
  .table-header { flex-direction: column; align-items: flex-start; gap: 10px; }
  .table-header input { width: 100% !important; }
  .data-table { font-size: 12px; }
  .data-table th, .data-table td { padding: 8px 6px; }
  /* Hide less important columns on mobile */
  .data-table .col-hide-mobile { display: none; }

  /* Order cards */
  .order-body { grid-template-columns: 1fr; }

  /* Modals */
  .modal { padding: 20px 16px; }
  .pay-box { padding: 16px; border-radius: var(--radius-lg); }
  .qr-img-wrap img { max-width: 200px; }

  /* History info wrap */
  .history-info { flex-direction: column; gap: 2px; }
  .history-detail { font-size: 11px; }

  /* Report */
  .report-item { flex-direction: column; gap: 6px; align-items: flex-start; }
  .report-item > div:last-child { width: 100%; justify-content: space-between; }
}

/* ---- Section title ---- */
.section-title { font-size: 12px; font-weight: 500; color: var(--text2); text-transform: uppercase; letter-spacing: .6px; margin-bottom: 14px; }

/* ---- Expiry badge ---- */
.expiry-badge { display: inline-block; padding: 3px 10px; border-radius: 99px; font-size: 11px; font-weight: 500; }
.expiry-ok      { background: var(--green-light); color: var(--green-dark); }
.expiry-warning { background: var(--amber-light); color: #4A2800; }
.expiry-expired { background: var(--red-light); color: #7B1F1F; }

/* ---- Extra button variants ---- */
.btn-green { background: var(--green); color: white; border-color: var(--green); }
.btn-green:hover { background: #178960; }
.btn-outline { background: transparent; color: var(--text2); border-color: var(--border2); }
.btn-outline:hover { background: var(--bg2); color: var(--text); }

/* ---- Pay overlay (used in member + buy) ---- */
.pay-overlay { position: fixed; inset: 0; background: rgba(0,0,0,.5); z-index: 200; display: flex; align-items: center; justify-content: center; padding: 16px; }
.pay-box { background: var(--bg); border-radius: var(--radius-xl); padding: 24px; max-width: 440px; width: 100%; max-height: 90vh; overflow-y: auto; box-shadow: 0 20px 60px rgba(0,0,0,.25); }
.qr-img-wrap { background: white; border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 10px; text-align: center; margin-bottom: 14px; }
.qr-img-wrap img { max-width: 240px; width: 100%; border-radius: 8px; }
.ck-table td { padding: 5px 0; font-size: 13px; vertical-align: top; }
.ck-table td:first-child { color: var(--text2); width: 110px; white-space: nowrap; }
.ck-table td:last-child { font-weight: 500; }
.copy-btn { background: none; border: none; cursor: pointer; color: var(--green); font-size: 12px; margin-left: 4px; font-family: inherit; padding: 0; }
.warn-note { background: var(--amber-light); border: 0.5px solid #FAC775; border-radius: var(--radius); padding: 10px 14px; font-size: 12px; color: #633806; margin: 10px 0; line-height: 1.6; }