/* === toolsstack.cloud Global Styles === */

:root {
  --color-primary: #60a5fa;
  --color-primary-hover: #93bbfd;
  --color-bg: #0f172a;
  --color-bg-secondary: #1e293b;
  --color-border: #334155;
  --color-text: #e2e8f0;
  --color-text-muted: #94a3b8;
  --color-success: #4ade80;
  --color-error: #f87171;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  color-scheme: dark;
}

body {
  font-family: system-ui, -apple-system, sans-serif;
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1;
  width: 100%;
  max-width: 900px;
  margin: 0 auto;
  padding: 24px;
}

@media (min-width: 768px) {
  main {
    padding: 48px;
  }
}

/* === Header === */

.site-header {
  border-bottom: 1px solid var(--color-border);
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 900px;
  margin: 0 auto;
  width: 100%;
}

.site-header .logo {
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--color-primary);
  text-decoration: none;
}

.site-header nav a {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
}

.site-header nav a:hover {
  color: var(--color-primary);
}

/* === Footer === */

.site-footer {
  border-top: 1px solid var(--color-border);
  padding: 24px;
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.8125rem;
  margin-top: 48px;
}

.site-footer p + p {
  margin-top: 4px;
}

/* === Typography === */

h1 {
  font-size: 1.75rem;
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: 8px;
}

h2 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 8px;
}

h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 8px;
}

p {
  margin-bottom: 16px;
}

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

/* === Buttons === */

.btn-primary {
  display: inline-block;
  background: var(--color-primary);
  color: #fff;
  padding: 10px 20px;
  border: none;
  border-radius: 6px;
  font-size: 0.9375rem;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s;
}

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

.btn-secondary {
  display: inline-block;
  background: var(--color-bg-secondary);
  color: var(--color-text);
  padding: 10px 20px;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  font-size: 0.9375rem;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s;
}

.btn-secondary:hover {
  background: var(--color-border);
}

/* === Toolbar === */

.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 16px 0;
}

.toolbar button {
  padding: 8px 16px;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  background: var(--color-bg);
  color: var(--color-text);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}

.toolbar button:hover {
  background: var(--color-bg-secondary);
  border-color: var(--color-primary);
}

/* === Forms === */

textarea, input[type="text"], select {
  width: 100%;
  padding: 12px;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  font-family: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
  font-size: 0.875rem;
  color: var(--color-text);
  background: var(--color-bg);
  resize: vertical;
  transition: border-color 0.15s;
}

textarea:focus, input[type="text"]:focus, select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(96, 165, 250, 0.2);
}

textarea {
  min-height: 200px;
}

label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 6px;
  color: var(--color-text);
}

/* === Cards === */

.card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin: 32px 0;
}

@media (min-width: 500px) {
  .card-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 768px) {
  .card-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.card {
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 24px;
  text-decoration: none;
  color: var(--color-text);
  transition: border-color 0.15s, box-shadow 0.15s;
  display: flex;
  flex-direction: column;
}

.card:hover {
  border-color: var(--color-primary);
  box-shadow: 0 2px 12px rgba(96, 165, 250, 0.15);
}

.card .card-icon {
  font-size: 2rem;
  margin-bottom: 12px;
}

.card .card-title {
  font-weight: 600;
  font-size: 1rem;
  margin-bottom: 6px;
}

.card .card-desc {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  flex: 1;
  margin-bottom: 12px;
}

.card .card-link {
  font-size: 0.875rem;
  color: var(--color-primary);
  font-weight: 500;
}

/* === Two Column Layout === */

.two-col {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

@media (min-width: 768px) {
  .two-col {
    grid-template-columns: 1fr 1fr;
  }
}

/* === Output / Code === */

.output-area {
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: 16px;
  font-family: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
  font-size: 0.875rem;
  overflow-x: auto;
  white-space: pre-wrap;
  word-break: break-word;
  min-height: 200px;
}

/* === Error Message === */

.error-msg {
  background: #1c1017;
  border: 1px solid #5c2020;
  color: var(--color-error);
  padding: 12px 16px;
  border-radius: 6px;
  font-size: 0.875rem;
  display: none;
}

.error-msg.visible {
  display: block;
}

/* === Success Message / Toast === */

.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--color-success);
  color: #fff;
  padding: 12px 20px;
  border-radius: 6px;
  font-size: 0.875rem;
  font-weight: 500;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.2s, transform 0.2s;
  z-index: 1000;
  pointer-events: none;
}

.toast.visible {
  opacity: 1;
  transform: translateY(0);
}

/* === Badge === */

.badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 0.8125rem;
  font-weight: 600;
}

.badge-success {
  background: #052e16;
  color: var(--color-success);
}

.badge-error {
  background: #450a0a;
  color: var(--color-error);
}

/* === CTA Section === */

.cta {
  text-align: center;
  padding: 40px 24px;
  margin-top: 48px;
  border-top: 1px solid var(--color-border);
}

.cta h3 {
  margin-bottom: 8px;
}

.cta p {
  color: var(--color-text-muted);
  margin-bottom: 16px;
}

/* === Tabs === */

.tab-bar {
  display: flex;
  border-bottom: 2px solid var(--color-border);
  gap: 0;
  margin-bottom: 16px;
}

.tab-bar button {
  padding: 10px 20px;
  border: none;
  background: none;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-text-muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: color 0.15s, border-color 0.15s;
}

.tab-bar button.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
}

/* === Security Note === */

.security-note {
  background: #0c1a2e;
  border: 1px solid #1e3a5f;
  color: #7dd3fc;
  padding: 12px 16px;
  border-radius: 6px;
  font-size: 0.8125rem;
  margin: 16px 0;
}

/* === Quick Presets === */

.presets {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 16px 0;
}

.presets button {
  padding: 6px 14px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: var(--color-bg);
  color: var(--color-text-muted);
  font-size: 0.8125rem;
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.presets button:hover {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

/* === Hero === */

.hero {
  text-align: center;
  padding: 40px 0 16px;
}

.hero h1 {
  font-size: 2rem;
  margin-bottom: 12px;
}

.hero p {
  color: var(--color-text-muted);
  font-size: 1.0625rem;
}

/* === Misc === */

.section-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  margin-bottom: 8px;
}

.copy-btn {
  padding: 4px 10px;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  background: var(--color-bg);
  color: var(--color-text-muted);
  font-size: 0.75rem;
  cursor: pointer;
}

.copy-btn:hover {
  background: var(--color-bg-secondary);
}

/* === Links (for rendered content like Markdown preview) === */

a:not(.logo):not(.card):not(.btn-primary):not(.btn-secondary):not(.card-link) {
  color: var(--color-primary);
}

/* === Rendered HTML inside output areas === */

.output-area code {
  background: rgba(255, 255, 255, 0.06);
  padding: 2px 6px;
  border-radius: 3px;
}

.output-area pre {
  background: rgba(0, 0, 0, 0.3);
  padding: 12px;
  border-radius: 6px;
  overflow-x: auto;
}

.output-area table {
  border-collapse: collapse;
  width: 100%;
}

.output-area th,
.output-area td {
  border: 1px solid var(--color-border);
  padding: 8px 12px;
  text-align: left;
}

.output-area th {
  background: rgba(255, 255, 255, 0.04);
}

.output-area blockquote {
  border-left: 3px solid var(--color-border);
  padding-left: 16px;
  color: var(--color-text-muted);
  margin: 12px 0;
}

.output-area img {
  max-width: 100%;
  height: auto;
}