:root {
  --app-bg: #0f1216;
  --app-panel: #151a21;
  --app-panel-2: #1c2230;
  --app-border: #2a3140;
  --app-text: #f2f5f8;
  --app-muted: #a6b0c0;
  --app-accent: #35d0a6;
  --app-accent-2: #4aa3ff;
  --app-danger: #ff6b6b;
  --app-warning: #ffb347;
  --app-shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
  --app-radius: 16px;
}

body.app-shell {
  background: radial-gradient(circle at top, rgba(53, 208, 166, 0.08), transparent 45%),
    radial-gradient(circle at 20% 10%, rgba(74, 163, 255, 0.08), transparent 40%),
    var(--app-bg);
  color: var(--app-text);
  font-family: "Segoe UI", system-ui, sans-serif;
  min-height: 100vh;
}

.app-hero {
  padding: 4rem 6vw 2rem;
  text-align: left;
}

.app-hero h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 0.5rem;
}

.app-hero p {
  max-width: 640px;
  color: var(--app-muted);
}

.request-page .app-hero {
  text-align: center;
}

.request-page .app-hero p {
  margin-left: auto;
  margin-right: auto;
}

.app-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 6vw 4rem;
}

.app-card {
  background: var(--app-panel);
  border: 1px solid var(--app-border);
  border-radius: var(--app-radius);
  padding: 2rem;
  box-shadow: var(--app-shadow);
}

.app-grid {
  display: grid;
  gap: 1.5rem;
}

.app-grid.two {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.app-grid.three {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.app-form label {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  font-weight: 600;
  color: var(--app-text);
}

.app-form input,
.app-form select,
.app-form textarea {
  background: var(--app-panel-2);
  border: 1px solid var(--app-border);
  color: var(--app-text);
  padding: 0.75rem 0.85rem;
  border-radius: 12px;
  font-size: 1rem;
}

.app-form textarea {
  min-height: 140px;
  resize: vertical;
}

.app-button {
  background: var(--app-accent);
  color: #06130f;
  border: none;
  border-radius: 999px;
  padding: 0.75rem 1.6rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.app-button.secondary {
  background: transparent;
  border: 1px solid var(--app-border);
  color: var(--app-text);
}

.app-button:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.3);
}

.request-page .app-form .app-button {
  display: block;
  margin: 1.5rem auto 0;
}

.app-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.9rem;
  border-radius: 999px;
  font-size: 0.85rem;
  background: var(--app-panel-2);
  color: var(--app-muted);
  border: 1px solid var(--app-border);
}

.app-status {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
}

.app-status span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--app-accent);
}

.app-status.pending span {
  background: var(--app-warning);
}

.app-status.paid span {
  background: var(--app-accent);
}

.app-status.error span {
  background: var(--app-danger);
}

.kanban {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.kanban-column {
  background: var(--app-panel);
  border: 1px solid var(--app-border);
  border-radius: var(--app-radius);
  padding: 1rem;
}

.kanban-column h3 {
  margin-bottom: 1rem;
}

.kanban-card {
  background: var(--app-panel-2);
  border: 1px solid var(--app-border);
  border-radius: 12px;
  padding: 0.85rem;
  margin-bottom: 0.75rem;
}

.kanban-card a {
  color: var(--app-text);
  font-weight: 600;
  text-decoration: none;
}

.estimate-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 1rem;
}

.estimate-table th,
.estimate-table td {
  border-bottom: 1px solid var(--app-border);
  padding: 0.6rem 0.4rem;
  text-align: left;
  font-size: 0.95rem;
}

.estimate-table input {
  width: 100%;
}

.notice {
  padding: 0.75rem 1rem;
  border-radius: 12px;
  background: rgba(74, 163, 255, 0.12);
  border: 1px solid rgba(74, 163, 255, 0.4);
  color: var(--app-text);
  font-size: 0.95rem;
}

.notice.warn {
  background: rgba(255, 179, 71, 0.12);
  border-color: rgba(255, 179, 71, 0.5);
}

.notice.error {
  background: rgba(255, 107, 107, 0.12);
  border-color: rgba(255, 107, 107, 0.5);
}

.hidden {
  display: none;
}

@media (max-width: 720px) {
  .app-hero {
    padding-top: 2.5rem;
  }
}