:root {
  --gf-purple: #673ab7;
  --gf-purple-dark: #5c33a3;
  --gf-bg: #f0ebf8;
  --gf-border: #dadce0;
  --gf-text: #202124;
  --gf-muted: #5f6368;
  --gf-danger: #d93025;
  --gf-card-radius: 8px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--gf-bg);
  font-family: "Noto Sans Devanagari", "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--gf-text);
}

.gf-wrap {
  max-width: 700px;
  margin: 24px auto 80px;
  padding: 0 16px;
}

.gf-card {
  background: #fff;
  border: 1px solid var(--gf-border);
  border-radius: var(--gf-card-radius);
  margin-bottom: 16px;
  box-shadow: 0 1px 2px rgba(60,64,67,.08);
  overflow: hidden;
}

.gf-header {
  border-top: 10px solid var(--gf-purple);
  padding: 24px 24px 16px;
}

.gf-header h1 {
  font-size: 28px;
  margin: 0 0 8px;
  color: var(--gf-text);
  font-weight: 400;
}

.gf-header .gf-sub {
  color: var(--gf-muted);
  font-size: 13px;
}

.gf-section-header {
  background: var(--gf-purple);
  color: #fff;
  padding: 18px 24px;
  font-size: 20px;
  font-weight: 500;
}

.gf-question {
  padding: 20px 24px 24px;
}

.gf-question label.gf-q-title {
  display: block;
  font-size: 15px;
  font-weight: 500;
  margin-bottom: 12px;
}

.gf-required { color: var(--gf-danger); }

.gf-select, .gf-input, .gf-date {
  width: 100%;
  max-width: 320px;
  padding: 10px 12px;
  border: 1px solid var(--gf-border);
  border-radius: 4px;
  font-size: 15px;
  background: #fff;
  color: var(--gf-text);
}

.gf-select:focus, .gf-input:focus, .gf-date:focus {
  outline: none;
  border: 2px solid var(--gf-purple);
  padding: 9px 11px;
}

.gf-count-input {
  max-width: 140px;
}

.gf-error {
  color: var(--gf-danger);
  font-size: 12px;
  margin-top: 8px;
  display: none;
}
.gf-error.show { display: block; }

.gf-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 700px;
  margin: 8px auto 40px;
  padding: 0 8px;
}

.btn {
  border: none;
  border-radius: 4px;
  font-size: 14px;
  padding: 10px 24px;
  cursor: pointer;
  font-weight: 500;
}

.btn-primary {
  background: var(--gf-purple);
  color: #fff;
}
.btn-primary:hover { background: var(--gf-purple-dark); }

.btn-text {
  background: transparent;
  color: var(--gf-purple);
  padding: 10px 12px;
}
.btn-text:hover { text-decoration: underline; }

.gf-page { display: none; }
.gf-page.active { display: block; }

.gf-success {
  text-align: center;
  padding: 60px 24px;
}
.gf-success h2 { color: var(--gf-text); font-weight: 400; }

/* ---------- Admin ---------- */
.admin-wrap {
  display: flex;
  min-height: 100vh;
}

.admin-sidebar {
  width: 230px;
  background: #fff;
  border-right: 1px solid var(--gf-border);
  padding: 16px 0;
  flex-shrink: 0;
}

.admin-sidebar h2 {
  font-size: 15px;
  padding: 0 20px 12px;
  color: var(--gf-muted);
  margin: 0;
  font-weight: 600;
}

.admin-tab {
  display: block;
  width: 100%;
  text-align: left;
  padding: 12px 20px;
  border: none;
  background: transparent;
  font-size: 14px;
  cursor: pointer;
  color: var(--gf-text);
  border-left: 3px solid transparent;
}

.admin-tab:hover { background: #f5f0fb; }
.admin-tab.active {
  background: #ede4fb;
  border-left-color: var(--gf-purple);
  color: var(--gf-purple);
  font-weight: 600;
}

.admin-main {
  flex: 1;
  padding: 24px 32px;
  overflow-x: auto;
}

.admin-topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  flex-wrap: wrap;
  gap: 12px;
}

.admin-topbar h1 {
  font-size: 20px;
  font-weight: 500;
  margin: 0;
}

.date-filter {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
  background: #fff;
  border: 1px solid var(--gf-border);
  border-radius: 6px;
  padding: 10px 14px;
}

.date-filter label { font-size: 13px; color: var(--gf-muted); }
.date-filter input[type=date] {
  padding: 6px 8px;
  border: 1px solid var(--gf-border);
  border-radius: 4px;
  font-size: 13px;
}

.summary-cards {
  display: flex;
  gap: 16px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}
.summary-card {
  background: #fff;
  border: 1px solid var(--gf-border);
  border-radius: 8px;
  padding: 16px 20px;
  min-width: 160px;
}
.summary-card .num { font-size: 26px; font-weight: 600; color: var(--gf-purple); }
.summary-card .lbl { font-size: 12px; color: var(--gf-muted); margin-top: 4px; }

.report-table-wrap {
  background: #fff;
  border: 1px solid var(--gf-border);
  border-radius: 8px;
  overflow: auto;
}

table.report-table {
  border-collapse: collapse;
  width: 100%;
  font-size: 13px;
  white-space: nowrap;
}
table.report-table th, table.report-table td {
  border: 1px solid var(--gf-border);
  padding: 8px 10px;
  text-align: center;
}
table.report-table th {
  background: #f5f0fb;
  position: sticky;
  top: 0;
}
table.report-table td:first-child, table.report-table th:first-child {
  text-align: right;
  white-space: normal;
  min-width: 160px;
}

.copy-btn {
  background: var(--gf-purple);
  color: #fff;
  border: none;
  border-radius: 4px;
  padding: 8px 16px;
  font-size: 13px;
  cursor: pointer;
}
.copy-btn:hover { background: var(--gf-purple-dark); }
.copy-toast {
  font-size: 12px;
  color: #1e8e3e;
  margin-left: 8px;
  display: none;
}

.leaderboard-wrap {
  background: #fff;
  border: 1px solid var(--gf-border);
  border-radius: 8px;
  padding: 4px;
  overflow-x: auto;
}

.leaderboard-pre {
  margin: 0;
  padding: 16px;
  font-family: "Noto Sans Devanagari", "Segoe UI", Roboto, Arial, sans-serif;
  font-size: 14px;
  line-height: 1.7;
  white-space: pre;
  min-width: 0;
  color: var(--gf-text);
}

.login-wrap {
  max-width: 360px;
  margin: 80px auto;
  background: #fff;
  border: 1px solid var(--gf-border);
  border-radius: 8px;
  padding: 32px;
  box-shadow: 0 1px 2px rgba(60,64,67,.08);
}
.login-wrap h1 {
  font-size: 20px;
  font-weight: 500;
  margin-top: 0;
}
.login-wrap input {
  width: 100%;
  padding: 10px 12px;
  margin-bottom: 14px;
  border: 1px solid var(--gf-border);
  border-radius: 4px;
  font-size: 14px;
}
.login-wrap .btn { width: 100%; }
.login-error { color: var(--gf-danger); font-size: 13px; margin-bottom: 10px; display:none; }

/* ---------- Mobile hamburger bar (hidden on desktop) ---------- */
.admin-mobile-bar {
  display: none;
  align-items: center;
  gap: 12px;
  background: #fff;
  border-bottom: 1px solid var(--gf-border);
  padding: 10px 14px;
  position: sticky;
  top: 0;
  z-index: 20;
}
.admin-mobile-title { font-size: 15px; font-weight: 600; color: var(--gf-purple); }

.hamburger-btn {
  width: 34px;
  height: 34px;
  border: 1px solid var(--gf-border);
  border-radius: 6px;
  background: #fff;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  padding: 0;
}
.hamburger-btn span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--gf-text);
  border-radius: 1px;
}

/* ---------- Import bar ---------- */
.import-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

/* ---------- Row action buttons (table + manage lists) ---------- */
.row-btn {
  border: 1px solid var(--gf-border);
  background: #fff;
  border-radius: 4px;
  padding: 4px 8px;
  font-size: 12px;
  cursor: pointer;
  margin: 0 2px;
}
.row-btn:hover { background: #f5f0fb; }
.row-btn-danger { color: var(--gf-danger); border-color: #f4c7c3; }
.row-btn-danger:hover { background: #fdeceb; }

/* ---------- Manage lists (names / questions) ---------- */
.manage-wrap {
  background: #fff;
  border: 1px solid var(--gf-border);
  border-radius: 8px;
  padding: 20px;
}

.manage-add-row {
  display: flex;
  gap: 10px;
  margin-bottom: 16px;
}
.manage-add-row .gf-input { max-width: 400px; }

.manage-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.manage-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 4px;
  border-bottom: 1px solid #f0f0f0;
}
.manage-item-idx { color: var(--gf-muted); font-size: 13px; width: 28px; flex-shrink: 0; }
.manage-item-text { flex: 1; font-size: 14px; }
.manage-item-input { flex: 1; max-width: none; padding: 6px 10px; }
.manage-item-actions { flex-shrink: 0; white-space: nowrap; }
.manage-empty { color: var(--gf-muted); font-size: 13px; padding: 12px 0; }

.fields-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.fields-column h3 { font-size: 14px; margin: 0 0 10px; color: var(--gf-purple); }

/* ---------- Edit response modal ---------- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.45);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 32px 16px;
  overflow-y: auto;
  z-index: 100;
}
.modal-box {
  background: #fff;
  border-radius: 8px;
  padding: 24px;
  width: 100%;
  max-width: 480px;
}
.modal-box h2 { font-size: 18px; margin: 0 0 16px; font-weight: 500; }
.modal-box h3 { font-size: 14px; margin: 16px 0 8px; color: var(--gf-purple); }
.modal-field { margin-bottom: 12px; }
.modal-field label { display: block; font-size: 13px; color: var(--gf-muted); margin-bottom: 4px; }
.modal-field .gf-input, .modal-field .gf-select { max-width: none; }
.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 16px;
}

@media (max-width: 720px) {
  .admin-mobile-bar { display: flex; }

  .admin-wrap { flex-direction: column; }

  .admin-sidebar {
    display: none;
    flex-direction: column;
    width: 100%;
    position: sticky;
    top: 54px;
    z-index: 15;
    box-shadow: 0 4px 10px rgba(0,0,0,.12);
    max-height: calc(100vh - 54px);
    overflow-y: auto;
  }
  .admin-sidebar.open { display: flex; }

  .admin-tab {
    border-left: 3px solid transparent;
    border-bottom: 1px solid #f0f0f0;
    padding: 14px 20px;
    font-size: 14px;
  }
  .admin-tab.active { border-bottom-color: #f0f0f0; }

  .admin-main { padding: 12px; }
  .admin-topbar h1 { font-size: 17px; }

  .date-filter {
    padding: 10px;
    width: 100%;
  }
  .date-filter label { flex-basis: 32px; }
  .date-filter input[type=date] { flex: 1 1 auto; min-width: 0; }
  .date-filter .btn, .date-filter .copy-btn { flex: 1 1 auto; }

  .summary-cards { gap: 10px; }
  .summary-card { flex: 1 1 130px; min-width: 0; padding: 12px 14px; }
  .summary-card .num { font-size: 20px; }

  .leaderboard-pre { font-size: 12.5px; padding: 12px; line-height: 1.6; }

  table.report-table { font-size: 12px; }
  table.report-table th, table.report-table td { padding: 6px 8px; }

  .fields-columns { grid-template-columns: 1fr; gap: 20px; }
  .manage-wrap { padding: 14px; }
}

@media (max-width: 420px) {
  .date-filter { flex-direction: column; align-items: stretch; }
  .date-filter label { display: none; }
  .date-filter input[type=date] { width: 100%; }
}