@import url("../fonts/fonts.css");

:root {
  --bg: #f4f6f8;
  --surface: #ffffff;
  --surface-soft: #f8fafc;
  --text: #1f2937;
  --muted: #6b7280;
  --border: #e5e7eb;
  --primary: #1d4ed8;
  --primary-soft: #eff6ff;
  --sidebar: #111827;
  --sidebar-text: #d1d5db;
  --radius: 14px;
  --shadow: 0 8px 24px rgba(15, 23, 42, 0.06);
}

* {
  box-sizing: border-box;
}

html {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background: var(--bg);
}

body {
  margin: 0;
  min-height: 100vh;
}

body.mobile-menu-open {
  overflow: hidden;
}

.mobile-menu-button,
.mobile-menu-backdrop {
  display: none;
}

.mobile-menu-button {
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  width: 40px;
  height: 40px;
  padding: 0;
  border: 1px solid #e5e7eb;
  border-radius: 10px;
  background: #fff;
  color: #374151;
  cursor: pointer;
}

.mobile-menu-button-lines,
.mobile-menu-button-lines::before,
.mobile-menu-button-lines::after {
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
  content: "";
  transition: transform 0.18s ease;
}

.mobile-menu-button-lines {
  position: relative;
}

.mobile-menu-button-lines::before {
  position: absolute;
  top: -6px;
  left: 0;
}

.mobile-menu-button-lines::after {
  position: absolute;
  top: 6px;
  left: 0;
}

.mobile-menu-button[aria-expanded="true"]
  .mobile-menu-button-lines {
  background: transparent;
}

.mobile-menu-button[aria-expanded="true"]
  .mobile-menu-button-lines::before {
  transform: translateY(6px) rotate(45deg);
}

.mobile-menu-button[aria-expanded="true"]
  .mobile-menu-button-lines::after {
  transform: translateY(-6px) rotate(-45deg);
}

a {
  color: inherit;
  text-decoration: none;
}

.app-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr);
}

.sidebar {
  background: var(--sidebar);
  color: var(--sidebar-text);
  padding: 24px 16px;
}

.brand {
  color: #fff;
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.08em;
  padding: 0 12px 24px;
}

.nav {
  display: grid;
  gap: 6px;
}

.nav-item {
  display: block;
  padding: 11px 12px;
  border-radius: 10px;
  transition: 0.15s ease;
}

.nav-item:hover,
.nav-item.active {
  color: #fff;
  background: rgba(255, 255, 255, 0.09);
}

.main-content {
  padding: 32px;
}

.page-header,
.section-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.page-header {
  margin-bottom: 24px;
}

h1,
h2,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 0;
  font-size: 28px;
}

h2 {
  margin-bottom: 0;
  font-size: 20px;
}

.eyebrow {
  margin-bottom: 4px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.1em;
}

.user-chip {
  padding: 8px 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--muted);
  font-size: 13px;
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.summary-card,
.content-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.summary-card {
  padding: 20px;
}

.summary-label,
.summary-note {
  display: block;
}

.summary-label {
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 13px;
}

.summary-value {
  display: block;
  margin-bottom: 8px;
  font-size: 28px;
}

.summary-note {
  color: var(--muted);
  font-size: 12px;
}

.content-card {
  padding: 24px;
}

.content-card p:last-child {
  margin-bottom: 0;
  line-height: 1.8;
}

@media (max-width: 980px) {
  .summary-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .app-shell {
    display: block;
  }

  .sidebar {
    padding: 14px;
  }

  .brand {
    padding: 0 4px 12px;
  }

  .nav {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    overflow-x: auto;
  }

  .nav-item {
    white-space: nowrap;
    text-align: center;
    font-size: 13px;
  }

  .main-content {
    padding: 20px 14px 32px;
  }

  .summary-grid {
    grid-template-columns: 1fr;
  }

  .page-header {
    align-items: flex-start;
  }
}

@media (max-width: 900px) {
  .mobile-menu-button {
    display: inline-flex;
  }

  .app-layout {
    display: block !important;
  }

  .sidebar {
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    z-index: 1001;
    display: block !important;
    width: min(82vw, 280px);
    padding: 24px 16px;
    overflow-y: auto;
    box-shadow: 12px 0 30px rgba(15, 23, 42, 0.2);
    transform: translateX(-105%);
    transition: transform 0.2s ease;
  }

  .sidebar.mobile-menu-open {
    transform: translateX(0);
  }

  .mobile-menu-backdrop {
    position: fixed;
    inset: 0;
    z-index: 1000;
    background: rgba(15, 23, 42, 0.48);
  }

  .mobile-menu-backdrop.show {
    display: block;
  }
}