:root {
  --bg: #ffffff;
  --surface: #ffffff;
  --surface-soft: #f6f6f8;
  --line: #2a2a2e;
  --ink: #0a0a0d;
  --ink-soft: #3b3b42;
  --brand: #4a0d1e;
  --brand-strong: #2f0813;
  --ok: #1f7a4d;
  --shadow: 0 14px 42px rgba(15, 8, 12, 0.18);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Source Sans 3", sans-serif;
  font-size: 14px;
  color: var(--ink);
  background: var(--bg);
}

.bg-layer {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: radial-gradient(circle at 12% 10%, rgba(74, 13, 30, 0.08), transparent 34%),
    radial-gradient(circle at 84% 16%, rgba(10, 10, 13, 0.06), transparent 36%),
    radial-gradient(circle at 76% 88%, rgba(47, 8, 19, 0.08), transparent 32%);
}

.app-shell {
  width: min(1200px, 92vw);
  margin: 16px auto;
  position: relative;
}

.view {
  display: none;
  animation: rise 0.35s ease;
}

.view.active {
  display: block;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.auth-card,
.card {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.auth-card {
  max-width: 430px;
  margin: 42px auto;
  padding: 22px;
}

.login-shell {
  min-height: calc(100vh - 36px);
  display: grid;
  place-items: center;
}

.login-panel {
  width: min(360px, 94vw);
  border: 1px solid #2f0813;
  border-radius: 12px;
  background: #ffffff;
  box-shadow: 0 18px 42px rgba(47, 8, 19, 0.2);
  overflow: hidden;
}

.login-accent {
  height: 6px;
  background: linear-gradient(90deg, #2f0813 0%, #4a0d1e 42%, #6d1330 100%);
}

.login-header {
  padding: 14px 16px 6px;
}

.login-header p {
  margin: 0;
  color: var(--ink-soft);
}

.login-form {
  padding: 8px 16px 14px;
}

.login-form input {
  border: 1px solid #b2b2bc;
  border-radius: 8px;
  padding: 8px 10px;
}

.login-form input:focus {
  outline: 2px solid rgba(74, 13, 30, 0.18);
  border-color: #4a0d1e;
}

.login-form .btn-primary {
  margin-top: 2px;
  padding: 8px 12px;
}

.brand h1,
.topbar h2,
h3 {
  margin: 4px 0;
  font-family: "Space Grotesk", sans-serif;
  letter-spacing: -0.02em;
}

.brand h1,
.topbar h2 {
  font-size: 1.9rem;
}

h3 {
  font-size: 1.55rem;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.64rem;
  color: var(--ink-soft);
  margin: 0;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(4px);
}

.topbar-actions {
  display: flex;
  gap: 8px;
  align-items: center;
}

.layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 10px;
}

.sidebar,
.content {
  padding: 12px;
}

.tab-nav {
  display: grid;
  gap: 8px;
}

.tab-link {
  text-align: left;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--surface-soft);
  color: var(--ink);
  padding: 8px 10px;
  font-weight: 600;
  cursor: pointer;
  transition: 0.2s ease;
}

.tab-link:hover {
  transform: translateX(2px);
}

.tab-link.active {
  background: var(--brand);
  color: #fff;
  border-color: var(--brand);
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
  animation: rise 0.3s ease;
}

.form-grid {
  display: grid;
  gap: 8px;
}

.form-grid.two-cols,
.content .form-grid {
  grid-template-columns: repeat(12, minmax(0, 1fr));
}

.content .form-grid > * {
  min-width: 0;
}

.form-grid.compact {
  margin-top: 8px;
}

label {
  display: grid;
  gap: 4px;
  font-size: 0.87rem;
  font-weight: 600;
}

input,
select,
textarea,
button {
  font: inherit;
  min-width: 0;
}

input,
select,
textarea {
  border-radius: 8px;
  border: 1px solid var(--line);
  background: #fff;
  padding: 8px;
  color: var(--ink);
}

textarea {
  resize: vertical;
}

.btn {
  border: 0;
  padding: 8px 11px;
  border-radius: 8px;
  font-weight: 700;
  cursor: pointer;
  font-size: 0.88rem;
}

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

.btn-primary:hover {
  background: var(--brand-strong);
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--line);
}

.col-span-2,
.span-full,
.content .form-grid > button,
.content .form-grid > .message {
  grid-column: 1 / -1;
}

.span-1 { grid-column: span 1; }
.span-2 { grid-column: span 2; }
.span-3 { grid-column: span 3; }
.span-4 { grid-column: span 4; }
.span-5 { grid-column: span 5; }
.span-6 { grid-column: span 6; }
.span-7 { grid-column: span 7; }

.table-wrap {
  overflow: auto;
  margin-top: 10px;
  border: 1px solid var(--line);
  border-radius: 10px;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 600px;
}

th,
td {
  padding: 8px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  font-size: 0.86rem;
}

th {
  background: var(--surface-soft);
}

.message {
  min-height: 16px;
  color: var(--ok);
  margin: 0;
  font-size: 0.82rem;
}

.message.error {
  color: #b00020;
}

.hint,
.section-copy {
  color: var(--ink-soft);
}

.list {
  list-style: none;
  margin: 8px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.list li {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px;
  background: var(--surface-soft);
}

@media (max-width: 1280px) and (min-width: 961px) {
  .form-grid.two-cols,
  .content .form-grid {
    grid-template-columns: repeat(8, minmax(0, 1fr));
  }

  .span-6,
  .span-7 {
    grid-column: span 4;
  }
}

@media (max-width: 960px) {
  .layout {
    grid-template-columns: 1fr;
  }

  .form-grid.two-cols,
  .content .form-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .span-5,
  .span-6,
  .span-7 {
    grid-column: span 4;
  }

  .topbar {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .login-shell {
    min-height: calc(100vh - 24px);
  }
}