* {
  box-sizing: border-box;
  font-family: Inter, Segoe UI, Arial, sans-serif;
}

body {
  margin: 0;
  background: #3a4a60;
  color: #e2e8f0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.container {
  width: 100%;
  max-width: none;
  margin: 0 auto;
  padding: clamp(10px, 1.8vw, 20px) clamp(10px, 2.6vw, 36px);
}

.wide-container {
  max-width: none;
}

main.container {
  flex: 1;
}

.topbar {
  border-bottom: 1px solid #e2e8f0;
  background: linear-gradient(90deg, #0f172a 0%, #1e293b 55%, #0f172a 100%);
  position: sticky;
  top: 0;
  z-index: 10;
}

.topbar-inner {
  min-height: 74px;
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
}

.header-title h1 {
  margin: 0;
  font-size: 20px;
  color: #f8fafc;
  letter-spacing: 0.2px;
}

.header-title p {
  margin: 4px 0 0;
  color: #bfdbfe;
  font-size: 12px;
}

.codexa-badge,
.powered {
  display: flex;
  align-items: center;
  gap: 10px;
  background: #0f172a;
  color: #fff;
  border-radius: 999px;
  padding: 7px 12px;
  font-size: 11px;
  font-weight: 500;
}

.codexa-badge img,
.powered img {
  width: 94px;
  display: block;
}

.codexa-badge span,
.powered span {
  letter-spacing: 0.1px;
}

.card {
  background: #314156;
  border: 1px solid #435a77;
  border-radius: 12px;
  padding: 18px;
  margin-bottom: 14px;
  box-shadow: 0 4px 14px rgba(2, 6, 23, 0.22);
}

#auth-card {
  margin-top: 0;
  max-width: 900px;
  width: 100%;
  margin-left: auto;
  margin-right: auto;
}

#main-menu-card {
  padding: 14px 16px;
  border: 1px solid #5f82b1;
  background: linear-gradient(180deg, #324865 0%, #2a3a52 100%);
  box-shadow: 0 10px 26px rgba(2, 6, 23, 0.35);
}

body.auth-screen #main-menu-card {
  display: none;
}

#auth-card h2 {
  margin-top: 0;
}

#auth-card .grid-two {
  grid-template-columns: 1fr;
  gap: 10px;
}

.grid-two {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.actions {
  display: flex;
  gap: 8px;
  margin-top: 10px;
  flex-wrap: wrap;
}

.row-between {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.app-menu {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin: 0;
}

.menu-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 10px 16px;
  border-radius: 999px;
  text-decoration: none;
  background: linear-gradient(180deg, #3b82f6 0%, #2563eb 100%);
  border: 1px solid #4f8ef6;
  color: #eff6ff;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.2px;
  transition: transform 0.15s ease, box-shadow 0.15s ease, filter 0.15s ease;
}

.menu-link:link,
.menu-link:visited {
  color: #eff6ff;
}

.menu-link:hover {
  filter: brightness(1.06);
  transform: translateY(-1px);
  box-shadow: 0 8px 18px rgba(37, 99, 235, 0.35);
}

.menu-link:active {
  transform: translateY(0);
}

.menu-link:focus-visible {
  outline: 2px solid #93c5fd;
  outline-offset: 2px;
}

.menu-link.is-active {
  background: linear-gradient(180deg, #06b6d4 0%, #0891b2 100%);
  border-color: #22d3ee;
  color: #ecfeff;
  box-shadow: 0 8px 18px rgba(8, 145, 178, 0.33);
}

.menu-link.is-active:link,
.menu-link.is-active:visited {
  color: #ecfeff;
}

.app-page {
  display: block;
}

.account-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 14px;
}

.account-danger {
  margin-top: 14px;
  border: 1px solid #7b4a57;
  border-radius: 10px;
  padding: 12px;
  background: #3a2f40;
}

input,
textarea,
button,
select {
  font-size: 14px;
}

input,
textarea,
select {
  width: 100%;
  border: 1px solid #4f6685;
  border-radius: 8px;
  padding: 10px;
  background: #243244;
  color: #e2e8f0;
}

input::placeholder,
textarea::placeholder {
  color: #9db1cc;
}

button {
  border: 0;
  border-radius: 10px;
  padding: 10px 14px;
  background: #1d4ed8;
  color: #fff;
  cursor: pointer;
  transition: transform 0.15s ease;
}

button:hover {
  transform: translateY(-1px);
}

button:disabled {
  opacity: 0.65;
  cursor: not-allowed;
  transform: none;
}

button.secondary {
  background: #4b5563;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin-bottom: 16px;
}

.metric {
  border: 1px solid #4a6280;
  border-radius: 12px;
  padding: 10px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  background: #2b3b4f;
}

.metric strong {
  font-size: 20px;
}

.list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.plans-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 10px;
}

.invoice-item {
  border: 1px solid #4a6180;
  border-radius: 10px;
  padding: 10px;
  background: #2b3b4f;
}

.invoice-top {
  display: flex;
  justify-content: space-between;
  gap: 8px;
}

.invoice-meta {
  color: #bfd0e4;
  font-size: 13px;
  margin-top: 4px;
}

.invoice-actions {
  display: flex;
  gap: 8px;
  margin-top: 8px;
  flex-wrap: wrap;
}

.hidden {
  display: none;
}

.notice {
  min-height: 22px;
  color: #dbeafe;
  font-weight: 500;
  padding: 8px 2px;
}

.hint {
  margin: 0 0 8px;
  color: #a3b6cf;
  font-size: 12px;
}

.grid-main {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  gap: 14px;
}

.checklist {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.checklist-item {
  border: 1px solid #4a6280;
  border-radius: 10px;
  padding: 9px 12px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #2b3b4f;
}

.pill {
  border-radius: 999px;
  font-size: 11px;
  padding: 4px 8px;
  color: #fff;
}

.pill.done {
  background: #16a34a;
}

.pill.todo {
  background: #64748b;
}

.aging-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 14px;
}

.aging-item {
  border: 1px solid #4a6280;
  border-radius: 10px;
  padding: 10px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  background: #2b3b4f;
}

.inline-fields {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 8px;
}

.diagnostics {
  white-space: pre-wrap;
  word-break: break-word;
  border: 1px solid #4a6280;
  border-radius: 10px;
  padding: 10px;
  background: #243244;
  min-height: 150px;
  font-size: 12px;
  color: #d5e3f4;
}

.footer {
  margin-top: auto;
  border-top: 1px solid #1e293b;
  background: linear-gradient(90deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
}

.footer-inner {
  min-height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #e2e8f0;
  font-size: 13px;
}

body.auth-screen main.container {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
}

body.auth-screen .notice {
  display: block;
  max-width: 760px;
  width: 100%;
  margin: 8px auto 0;
}

@media (max-width: 900px) {
  .topbar-inner {
    min-height: 68px;
    padding: 6px 0;
  }
  .metrics {
    grid-template-columns: 1fr 1fr;
  }
  .grid-main {
    grid-template-columns: 1fr;
  }
  .grid-two {
    grid-template-columns: 1fr;
  }
  .app-menu {
    grid-template-columns: 1fr;
  }
  .account-grid {
    grid-template-columns: 1fr;
  }
  .plans-grid {
    grid-template-columns: 1fr;
  }
  .footer-inner {
    padding: 10px 0;
  }
}

@media (max-width: 640px) {
  .container {
    padding: 10px 10px;
  }
  .card {
    padding: 14px;
  }
}