Suanming-Web/public/styles.css

:root {
  color-scheme: light dark;
  --bg: #0f1115;
  --panel: #181b22;
  --panel-light: #1f242f;
  --text: #f8fbff;
  --muted: #9ca3af;
  --accent: #7c5dfa;
  --accent-soft: rgba(124, 93, 250, 0.18);
  --border: rgba(255, 255, 255, 0.08);
  --success: #22c55e;
  --error: #f87171;
  font-family: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  background-color: #0f1115;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
}

.page {
  max-width: 1200px;
  margin: 0 auto;
  padding: 48px 20px 60px;
}

.hero {
  text-align: center;
  margin-bottom: 32px;
}

.hero h1 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3rem);
  background: linear-gradient(120deg, var(--accent), #9f6bff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}



.layout {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}

.panel {
  background: linear-gradient(145deg, var(--panel), var(--panel-light));
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
}

.panel__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
  gap: 12px;
}

.panel__header h2 {
  margin: 0;
}

.ghost {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 999px;
  padding: 6px 12px;
  cursor: pointer;
  transition: border 0.2s, color 0.2s;
}

.ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
}

form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.grid {
  display: grid;
  gap: 12px;
}

@media (min-width: 768px) {
  .grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.field-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field-group label {
  font-weight: 600;
}

input,
select,
textarea {
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid transparent;
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
  font-size: 1rem;
  transition: border 0.2s, background 0.2s;
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--accent);
  background: rgba(255, 255, 255, 0.08);
}

textarea {
  resize: vertical;
}

.field-group small {
  color: var(--muted);
}

.checkbox {
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.checkbox label {
  font-weight: 400;
  display: flex;
  align-items: center;
  gap: 8px;
}

.form-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.form-actions button {
  flex-shrink: 0;
}

button[type='submit'] {
  background: linear-gradient(120deg, var(--accent), #9f6bff);
  border: none;
  padding: 12px 20px;
  border-radius: 12px;
  color: white;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.2s, transform 0.1s;
}

button[type='submit']:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

button[type='submit']:active {
  transform: scale(0.99);
}

.hint {
  margin: 0;
  color: var(--muted);
}

.status {
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.85rem;
  border: 1px solid transparent;
}

.status.idle {
  border-color: var(--border);
  color: var(--muted);
}

.status.info {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-soft);
}

.status.success {
  border-color: rgba(34, 197, 94, 0.5);
  color: var(--success);
}

.status.error {
  border-color: rgba(248, 113, 113, 0.4);
  color: var(--error);
}

.ai-text {
  min-height: 200px;
  background: rgba(0, 0, 0, 0.2);
  border-radius: 12px;
  padding: 16px;
  line-height: 1.6;
  white-space: pre-wrap;
  border: 1px dashed var(--border);
}

.ai-text .placeholder {
  color: var(--muted);
}

.warnings {
  margin-top: 16px;
  padding: 12px;
  border-radius: 12px;
  border: 1px dashed rgba(248, 196, 113, 0.5);
  color: #fbbf24;
  background: rgba(251, 191, 36, 0.08);
}

.warnings.hidden {
  display: none;
}



.footer {
  margin-top: 40px;
  text-align: center;
  color: var(--muted);
}

.footer code {
  color: var(--accent);
}

@media (max-width: 640px) {
  .form-actions {
    flex-direction: column;
    align-items: stretch;
  }

  button[type='submit'] {
    width: 100%;
  }
}