:root {
  --ui-bg: #f3f6fb;
  --ui-surface: #ffffff;
  --ui-surface-soft: #f8fbff;
  --ui-text: #1a2333;
  --ui-text-soft: #4f5f75;
  --ui-border: #d6e0ee;
  --ui-shadow: 0 12px 28px -18px rgba(18, 38, 63, 0.35);
  --ui-radius: 14px;
  --ui-accent: #0f766e;
  --ui-accent-strong: #0b5e58;
  --ui-danger: #d94848;
}

html,
body {
  min-height: 100%;
}

body.ui-app {
  margin: 0;
  font-family: "IBM Plex Sans", "Segoe UI", sans-serif;
  color: var(--ui-text);
  background:
    radial-gradient(circle at 15% 15%, rgba(15, 118, 110, 0.16), transparent 30%),
    radial-gradient(circle at 85% 85%, rgba(102, 153, 255, 0.18), transparent 32%),
    linear-gradient(170deg, #eef3fb 0%, #f8fbff 48%, #f2f6fb 100%);
}

body.ui-app a {
  color: inherit;
  text-decoration: none;
}

body.ui-app a:hover {
  background: transparent;
}

body.ui-app p {
  margin: 0;
}

.ui-shell {
  display: flex;
  height: 100vh;
  overflow: hidden;
}

.ui-main {
  flex: 1;
  overflow-y: auto;
  padding: 1.25rem 1rem 1.5rem;
}

.ui-main > * {
  max-width: 1320px;
  margin: 0 auto;
}

.ui-mobile-menu-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.4rem;
  height: 2.4rem;
  border-radius: 0.7rem;
  border: 1px solid var(--ui-border);
  background: rgba(255, 255, 255, 0.72);
  color: #31405a;
  box-shadow: var(--ui-shadow);
}

.ui-mobile-menu-button:hover {
  background: #fff;
}

.terminal-card {
  border: 1px solid var(--ui-border);
  border-radius: var(--ui-radius);
  background: var(--ui-surface);
  box-shadow: var(--ui-shadow);
}

.terminal-card > header {
  color: #12263f;
  text-align: left;
  font-family: "Space Grotesk", "IBM Plex Sans", sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  background: linear-gradient(90deg, #eaf2ff, #f5f9ff);
  border-bottom: 1px solid var(--ui-border);
  padding: 0.7rem 0.9rem;
}

.terminal-card > div:first-of-type {
  padding: 0.9rem;
}

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

.ui-card-title {
  margin-bottom: 0.75rem;
  font-family: "Space Grotesk", "IBM Plex Sans", sans-serif;
  font-size: 0.8rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: #3e4f69;
}

.ui-card-title-strong {
  margin-bottom: 0.75rem;
  font-family: "Space Grotesk", "IBM Plex Sans", sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  color: #1f2f47;
}

label {
  color: #42556e;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.01em;
}

input[type="email"],
input[type="text"],
input[type="number"],
input[type="password"],
input[type="search"],
select,
textarea {
  border: 1px solid var(--ui-border);
  border-radius: 0.7rem;
  background: var(--ui-surface-soft);
  color: var(--ui-text);
}

input[type="email"]:focus,
input[type="text"]:focus,
input[type="number"]:focus,
input[type="password"]:focus,
input[type="search"]:focus,
select:focus,
textarea:focus {
  border-color: #74a6ff;
  box-shadow: 0 0 0 3px rgba(116, 166, 255, 0.2);
  outline: none;
}

.btn {
  border-radius: 0.75rem;
  font-weight: 600;
  transition: all 0.2s ease;
}

.btn.btn-default {
  background: linear-gradient(135deg, #0f766e, #0b5e58);
  border-color: transparent;
  color: #f7fbff;
}

.btn.btn-default:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 18px -12px rgba(15, 118, 110, 0.6);
}

.btn.btn-ghost {
  border-color: #c7d5e7;
  color: #2f4565;
  background: #fff;
}

.btn.btn-ghost:hover {
  border-color: #9bb5d6;
  color: #17304d;
  background: #f4f9ff;
}

.btn.btn-error,
.btn.btn-error.btn-ghost {
  border-color: #f0b9b9;
  color: var(--ui-danger);
  background: #fff6f6;
}

.btn.btn-error:hover,
.btn.btn-error.btn-ghost:hover {
  border-color: #ef9a9a;
  color: #b93131;
  background: #ffecec;
}

.terminal-alert {
  border-radius: 0.85rem;
  padding: 0.8rem 0.95rem;
  border-color: #f1c0c0;
  background: #fff3f3;
}

table td,
table th {
  border-color: #e0e8f3;
}

.ui-page-title {
  margin-bottom: 1rem;
  font-family: "Space Grotesk", "IBM Plex Sans", sans-serif;
  font-size: 1.55rem;
  letter-spacing: -0.02em;
  color: #14233b;
}

.ui-panel {
  border: 1px solid var(--ui-border);
  background: rgba(255, 255, 255, 0.82);
  border-radius: var(--ui-radius);
  box-shadow: var(--ui-shadow);
  backdrop-filter: blur(8px);
}

@media (min-width: 768px) {
  .ui-main {
    padding: 1.5rem;
  }
}