/* ============================================================================
   SenderRay (senderray.com & app.senderray.com) — Friendly Consumer Light-Mode Stylesheet
   Operated by GR Investments LLC (Delaware)
   Designed for Everyday People, Parents, Seniors & Families (Apple + Proton Light Aesthetic)
   ============================================================================ */

:root {
  --bg-deep: #f8fafc;
  --bg-card: #ffffff;
  --bg-elevated: #f1f5f9;
  --bg-glass: rgba(255, 255, 255, 0.92);
  --border-subtle: #e2e8f0;
  --border-highlight: #3b82f6;
  --text-main: #0f172a;
  --text-muted: #475569;
  --accent-cyan: #2563eb;
  --accent-indigo: #4f46e5;
  --danger: #e11d48;
  --danger-bg: #fff1f2;
  --warning: #d97706;
  --warning-bg: #fffbeb;
  --success: #059669;
  --success-bg: #ecfdf5;
  --radius-lg: 18px;
  --radius-md: 12px;
  --font-sans: 'Plus Jakarta Sans', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
}

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

body {
  background-color: var(--bg-deep);
  color: var(--text-main);
  font-family: var(--font-sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

/* Top Navbar */
.sr-navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
  padding: 14px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 2px 12px rgba(15, 23, 42, 0.03);
}

.sr-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  font-size: 20px;
  letter-spacing: -0.02em;
  color: #0f172a;
}

.sr-brand-badge {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  background: linear-gradient(135deg, #2563eb, #4f46e5);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 19px;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.25);
}

.sr-nav-links {
  display: flex;
  align-items: center;
  gap: 20px;
  font-size: 14px;
  font-weight: 600;
}

.sr-nav-links a {
  color: #475569;
  transition: color 0.15s;
}

.sr-nav-links a:hover {
  color: #0f172a;
}

/* Friendly Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  border: 1px solid #cbd5e1;
  background: #ffffff;
  color: #0f172a;
  transition: all 0.15s ease;
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.05);
}

.btn:hover {
  transform: translateY(-1px);
  border-color: #2563eb;
  background: #f8fafc;
}

.btn-primary {
  background: linear-gradient(135deg, #2563eb, #4f46e5);
  border-color: transparent;
  color: #ffffff !important;
  box-shadow: 0 6px 18px rgba(37, 99, 235, 0.25);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #1d4ed8, #4338ca);
  color: #ffffff !important;
}

.btn-danger {
  background: #fff1f2;
  border-color: #fecdd3;
  color: #be123c;
}

.btn-danger:hover {
  background: #e11d48;
  border-color: #e11d48;
  color: #ffffff !important;
}

.btn-success {
  background: #ecfdf5;
  border-color: #a7f3d0;
  color: #047857;
}

.btn-sm {
  padding: 7px 13px;
  font-size: 12.5px;
  border-radius: 10px;
}

/* Container & Layout */
.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

.hero-section {
  padding: 68px 0 56px;
  text-align: center;
  background: radial-gradient(circle at 50% 0%, rgba(37, 99, 235, 0.08), rgba(16, 185, 129, 0.04) 45%, transparent 75%);
}

.pill-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 16px;
  border-radius: 999px;
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  color: #1d4ed8;
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.02em;
  margin-bottom: 20px;
}

.hero-title {
  font-size: clamp(34px, 5vw, 54px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.14;
  max-width: 900px;
  margin: 0 auto 18px;
  color: #0f172a;
}

.hero-sub {
  font-size: 18.5px;
  color: #475569;
  max-width: 740px;
  margin: 0 auto 34px;
}

/* Sync Provider Cards in Hero */
.sync-hub-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
  max-width: 1020px;
  margin: 0 auto 40px;
  text-align: left;
}

.sync-card {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 16px;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.05);
  transition: border-color 0.2s, transform 0.2s, box-shadow 0.2s;
}

.sync-card:hover {
  border-color: #3b82f6;
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(37, 99, 235, 0.1);
}

.sync-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.sync-icon {
  font-size: 28px;
}

/* Friendly Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 11.5px;
  font-weight: 700;
}

.badge-green {
  background: #ecfdf5;
  color: #047857;
  border: 1px solid #a7f3d0;
}

.badge-amber {
  background: #fffbeb;
  color: #b45309;
  border: 1px solid #fde68a;
}

.badge-red {
  background: #fff1f2;
  color: #be123c;
  border: 1px solid #fecdd3;
}

.badge-cyan {
  background: #eff6ff;
  color: #1d4ed8;
  border: 1px solid #bfdbfe;
}

/* App Dashboard Layout (app.html) */
.app-shell {
  display: grid;
  grid-template-columns: 275px 1fr;
  min-height: calc(100vh - 67px);
}

.app-sidebar {
  background: #ffffff;
  border-right: 1px solid var(--border-subtle);
  padding: 20px 14px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.nav-group-label {
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #64748b;
  padding: 8px 12px;
}

.side-nav-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 11px 14px;
  border-radius: 12px;
  border: 1px solid transparent;
  background: transparent;
  color: #475569;
  font-size: 13.5px;
  font-weight: 700;
  cursor: pointer;
  text-align: left;
  margin-bottom: 4px;
  transition: all 0.15s;
}

.side-nav-btn:hover {
  background: #f1f5f9;
  color: #0f172a;
}

.side-nav-btn.active {
  background: #eff6ff;
  border-color: #bfdbfe;
  color: #1d4ed8;
}

.app-main {
  padding: 28px 36px;
  overflow-y: auto;
  background: #f8fafc;
}

.view-panel {
  display: none;
}

.view-panel.active {
  display: block;
}

/* Cards & Grids */
.card {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 20px;
  box-shadow: 0 4px 16px rgba(15, 23, 42, 0.04);
}

.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat-box {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  box-shadow: 0 2px 10px rgba(15, 23, 42, 0.03);
}

.stat-value {
  font-size: 28px;
  font-weight: 800;
  margin-top: 4px;
  color: #0f172a;
}

.stat-label {
  font-size: 12px;
  font-weight: 700;
  color: #64748b;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* Discrepancy Comparison Grid */
.discrepancy-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 16px 0;
}

.disc-box {
  padding: 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  background: #f8fafc;
}

.disc-box.mismatch {
  border-color: #fecdd3;
  background: #fff1f2;
}

/* Tables */
.sr-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
}

.sr-table th,
.sr-table td {
  padding: 13px 14px;
  text-align: left;
  border-bottom: 1px solid var(--border-subtle);
  color: #1e293b;
}

.sr-table th {
  font-size: 11.5px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #475569;
  background: #f8fafc;
}

.sr-table tr:hover td {
  background: #f8fafc;
}

/* Inputs & Textareas */
.sr-input,
.sr-select,
.sr-textarea {
  width: 100%;
  padding: 10px 14px;
  border-radius: 10px;
  border: 1px solid #cbd5e1;
  background: #ffffff;
  color: #0f172a;
  font-family: var(--font-sans);
  font-size: 13.5px;
}

.sr-input:focus,
.sr-textarea:focus {
  outline: none;
  border-color: #2563eb;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

code {
  font-family: var(--font-mono);
  font-size: 12px;
  background: #f1f5f9;
  border: 1px solid #e2e8f0;
  padding: 2px 6px;
  border-radius: 6px;
  color: #0f172a;
}

/* Modal */
.sr-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.45);
  backdrop-filter: blur(6px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 999;
  padding: 20px;
}

.sr-modal-backdrop.open {
  display: flex;
}

.sr-modal {
  background: #ffffff;
  border: 1px solid #cbd5e1;
  border-radius: 20px;
  max-width: 620px;
  width: 100%;
  padding: 28px;
  box-shadow: 0 24px 60px rgba(15, 23, 42, 0.18);
  color: #0f172a;
}

@media (max-width: 900px) {
  .app-shell {
    grid-template-columns: 1fr;
  }
  .discrepancy-grid {
    grid-template-columns: 1fr;
  }
}