:root {
  --bg-top: #0b3d4a;
  --bg-mid: #126074;
  --bg-soft: #e8f3f5;
  --ink: #12262c;
  --muted: #4d6670;
  --line: #c5d8de;
  --card: #f7fbfc;
  --accent: #0e7c8a;
  --accent-dark: #0a5f6a;
  --danger: #9b2c2c;
  --success: #1f6b45;
  --radius: 14px;
  --shadow: 0 18px 40px rgba(8, 40, 48, 0.14);
  --font: "DM Sans", system-ui, sans-serif;
  --display: "Fraunces", Georgia, serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font);
  color: var(--ink);
  background:
    radial-gradient(1200px 500px at 10% -10%, rgba(255, 255, 255, 0.18), transparent 55%),
    linear-gradient(165deg, var(--bg-top) 0%, var(--bg-mid) 38%, var(--bg-soft) 38%, #f2f7f8 100%);
  line-height: 1.5;
}

a {
  color: var(--accent-dark);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.brand-mark {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--bg-top);
  animation: rise 0.6s ease both;
}

h1 {
  margin: 0.2rem 0 0.4rem;
  font-family: var(--display);
  font-size: clamp(1.35rem, 2.5vw, 1.75rem);
  font-weight: 600;
  color: var(--ink);
}

.brand-sub {
  margin: 0 0 1.25rem;
  color: var(--muted);
  max-width: 36rem;
}

.form-shell,
.login-card,
.setup-card {
  width: min(920px, calc(100% - 2rem));
  margin: 2.5rem auto 3rem;
  padding: 1.75rem 1.75rem 1.5rem;
  background: var(--card);
  border: 1px solid rgba(255, 255, 255, 0.55);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  animation: rise 0.55s ease both;
}

.login-card,
.setup-card {
  width: min(420px, calc(100% - 2rem));
  margin-top: 4rem;
}

.form-brand {
  margin-bottom: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--line);
}

.lead-form .field-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem 1.1rem;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.field-span-2 {
  grid-column: span 2;
}

label {
  font-size: 0.92rem;
  font-weight: 600;
}

.req {
  color: #b42318;
}

.hint,
.field-help {
  margin: 0;
  font-weight: 400;
  font-size: 0.82rem;
  color: var(--muted);
}

input[type="text"],
input[type="email"],
input[type="tel"],
input[type="date"],
input[type="number"],
input[type="password"],
input[type="search"],
select,
textarea {
  width: 100%;
  padding: 0.7rem 0.8rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  color: var(--ink);
  font: inherit;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(14, 124, 138, 0.18);
}

textarea {
  resize: vertical;
  min-height: 4.5rem;
}

.captcha-field .captcha-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.captcha-image {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f5f8f9;
  display: block;
}

.captcha-refresh {
  font-size: 0.85rem;
  color: var(--accent-dark);
  text-decoration: none;
  white-space: nowrap;
}

.captcha-refresh:hover {
  text-decoration: underline;
}

.captcha-math {
  font-family: var(--display);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--ink);
  background: #f5f8f9;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.6rem 0.9rem;
  white-space: nowrap;
}

.captcha-field input[type="text"] {
  max-width: 180px;
}

.form-actions {
  margin-top: 1.35rem;
  display: flex;
  justify-content: flex-end;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.7rem 1.15rem;
  border: 1px solid transparent;
  border-radius: 10px;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.15s ease, background 0.15s ease, color 0.15s ease;
}

.btn:hover {
  text-decoration: none;
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}

.btn-primary:hover {
  background: var(--accent-dark);
}

.btn-ghost {
  background: transparent;
  border-color: var(--line);
  color: var(--ink);
}

.btn-block {
  width: 100%;
}

.form-foot {
  margin: 1.25rem 0 0;
  text-align: center;
  color: var(--muted);
  font-size: 0.9rem;
}

.alert {
  padding: 0.85rem 1rem;
  border-radius: 10px;
  margin-bottom: 1rem;
  animation: rise 0.4s ease both;
}

.alert ul {
  margin: 0.4rem 0 0;
  padding-left: 1.1rem;
}

.alert-success {
  background: #e7f6ee;
  color: var(--success);
  border: 1px solid #b7e0c8;
}

.alert-error {
  background: #fdecec;
  color: var(--danger);
  border: 1px solid #f0c2c2;
}

.login-form .field {
  margin-bottom: 0.9rem;
}

.page-admin {
  background:
    linear-gradient(180deg, #0b3d4a 0 140px, #eef4f6 140px);
}

.admin-top {
  color: #fff;
  padding: 1.25rem 1.25rem 0.5rem;
}

.admin-top-inner {
  width: min(1100px, 100%);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
}

.page-admin .brand-mark,
.page-admin h1 {
  color: #fff;
}

.admin-user {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  font-size: 0.92rem;
}

.admin-user .btn-ghost {
  border-color: rgba(255, 255, 255, 0.35);
  color: #fff;
}

.admin-main {
  width: min(1100px, calc(100% - 2rem));
  margin: 1rem auto 2.5rem;
  padding: 1.25rem;
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  animation: rise 0.5s ease both;
}

.admin-tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
  border-bottom: 1px solid var(--line);
  padding-bottom: 0.75rem;
}

.admin-tabs a {
  padding: 0.45rem 0.9rem;
  border-radius: 999px;
  color: var(--muted);
  font-weight: 600;
}

.admin-tabs a.active {
  background: rgba(14, 124, 138, 0.12);
  color: var(--accent-dark);
  text-decoration: none;
}

.admin-search {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 0.85rem;
}

.admin-search input[type="search"] {
  flex: 1 1 240px;
}

.result-meta {
  margin: 0 0 0.75rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.table-wrap {
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}

.data-table th,
.data-table td {
  padding: 0.7rem 0.65rem;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.data-table th {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
  white-space: nowrap;
}

.data-table tbody tr {
  transition: background 0.15s ease;
}

.data-table tbody tr:hover {
  background: #f3f9fa;
}

.data-table .empty {
  text-align: center;
  color: var(--muted);
  padding: 1.5rem;
}

.data-table code {
  font-size: 0.82rem;
  background: #eef5f7;
  padding: 0.15rem 0.4rem;
  border-radius: 6px;
}

.pagination {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 1rem;
}

.pagination a {
  min-width: 2.2rem;
  padding: 0.4rem 0.65rem;
  text-align: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--ink);
  font-weight: 600;
}

.pagination a.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  text-decoration: none;
}

.detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.9rem;
  margin-bottom: 1.5rem;
}

.detail-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--line);
}

.detail-span {
  grid-column: span 2;
}

.detail-item .label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
  font-weight: 600;
}

.section-title {
  font-family: var(--display);
  font-size: 1.2rem;
  margin: 0 0 0.75rem;
}

.analytics-summary {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  margin: 1rem 0 1.75rem;
}

.stat-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.1rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  box-shadow: var(--shadow);
}

.stat-value {
  font-family: var(--display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent-dark);
}

.stat-label {
  color: var(--muted);
  font-size: 0.85rem;
}

.analytics-charts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.chart-box {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.25rem;
  box-shadow: var(--shadow);
}

.chart-box-wide {
  grid-column: 1 / -1;
}

@media (max-width: 900px) {
  .analytics-summary {
    grid-template-columns: 1fr;
  }
  .analytics-charts {
    grid-template-columns: 1fr;
  }
  .dashboard-totals {
    grid-template-columns: 1fr;
  }
}

.dashboard-totals {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-top: 1.75rem;
}

.totals-box {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.25rem;
  box-shadow: var(--shadow);
}

.totals-box-wide {
  grid-column: 1 / -1;
}

.data-table-compact th,
.data-table-compact td {
  padding: 0.55rem 0.7rem;
}

.data-table-compact tbody {
  max-height: 340px;
}

.btn-danger {
  background: var(--danger);
  color: #fff;
}

.btn-danger:hover {
  background: #7a2020;
}

.danger-zone {
  margin-top: 2rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
}

.inline-delete-form {
  display: inline;
}

.btn-link-danger {
  background: none;
  border: none;
  padding: 0;
  color: var(--danger);
  font: inherit;
  font-size: 0.92rem;
  cursor: pointer;
  text-decoration: underline;
}

.btn-link-danger:hover {
  color: #7a2020;
}

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

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 720px) {
  .lead-form .field-grid,
  .detail-grid {
    grid-template-columns: 1fr;
  }

  .field-span-2,
  .detail-span {
    grid-column: span 1;
  }

  .form-shell,
  .admin-main {
    padding: 1.15rem;
  }

  .admin-top-inner {
    flex-direction: column;
  }
}