/* ==========================================================================
   Estilos principales: Conversor cURL políglota (Fijate Tools)
   ========================================================================== */

:root {
  --primary: #ff8507;
  --primary-hover: #e07400;
  --primary-light: rgba(255, 133, 7, 0.12);
  --primary-glow: rgba(255, 133, 7, 0.35);

  --bg-main: #0b0f17;
  --bg-card: #131b26;
  --bg-card-hover: #1a2434;
  --bg-input: #0e1520;
  --border-color: rgba(255, 255, 255, 0.08);
  --border-focus: rgba(255, 133, 7, 0.5);

  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
}

[data-theme="light"] {
  --bg-main: #f8fafc;
  --bg-card: #ffffff;
  --bg-card-hover: #f1f5f9;
  --bg-input: #f8fafc;
  --border-color: rgba(0, 0, 0, 0.08);
  --border-focus: rgba(255, 133, 7, 0.6);

  --text-main: #0f172a;
  --text-muted: #475569;
  --text-dim: #94a3b8;
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-main);
  color: var(--text-main);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  line-height: 1.5;
  transition: background-color 0.25s ease, color 0.25s ease;
}

/* Cabecera estándar de la aplicación */
.app-header {
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(12px);
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0.75rem 1.25rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.btn-back-tools {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  padding: 0.4rem 0.8rem;
  border-radius: 8px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  text-decoration: none;
  transition: all 0.2s ease;
}

.btn-back-tools:hover {
  color: var(--text-main);
  border-color: var(--primary);
  transform: translateX(-2px);
}

.brand-area {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.brand-logo-box {
  width: 38px;
  height: 38px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--primary), #fbbf24);
  color: #0b0f17;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px var(--primary-glow);
}

.brand-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.2;
  margin: 0;
}

.brand-subtitle {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.btn-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-icon:hover {
  color: var(--text-main);
  border-color: var(--primary);
  background: var(--bg-card-hover);
}

/* Contenedor principal */
.main-wrapper {
  flex: 1;
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  padding: 2rem 1.25rem 4rem;
}

/* Hero */
.tool-hero {
  text-align: center;
  margin-bottom: 2rem;
}

.tool-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.8rem;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  border: 1px solid rgba(255, 133, 7, 0.25);
}

.tool-hero h2 {
  font-size: 2.1rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  margin-bottom: 0.5rem;
}

.tool-hero p {
  color: var(--text-muted);
  max-width: 680px;
  margin: 0 auto;
  font-size: 0.98rem;
}

/* Layout de dos paneles de código */
.code-converter-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  align-items: stretch;
}

.panel-editor-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.panel-editor-header {
  padding: 0.75rem 1.25rem;
  background: var(--bg-input);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.panel-editor-title {
  font-size: 0.85rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Pestañas de lenguajes */
.lang-tabs-strip {
  display: flex;
  gap: 0.25rem;
  overflow-x: auto;
  padding: 0.25rem;
}

.lang-tab-btn {
  padding: 0.35rem 0.65rem;
  border-radius: 6px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
  white-space: nowrap;
}

.lang-tab-btn:hover {
  color: var(--text-main);
  background: var(--bg-card-hover);
}

.lang-tab-btn.active {
  color: #0b0f17;
  background: var(--primary);
  font-weight: 700;
}

/* Editores de código */
.curl-textarea {
  width: 100%;
  flex: 1;
  min-height: 380px;
  background: transparent;
  border: none;
  padding: 1.25rem;
  color: var(--text-main);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  line-height: 1.6;
  resize: none;
}

.curl-textarea:focus {
  outline: none;
}

.output-code-pre {
  width: 100%;
  flex: 1;
  min-height: 380px;
  margin: 0;
  padding: 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  line-height: 1.6;
  color: var(--text-main);
  overflow: auto;
  white-space: pre;
  user-select: text;
}

/* Barra de ejemplos */
.examples-bar {
  margin-top: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.example-chip {
  padding: 0.3rem 0.65rem;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.15s ease;
}

.example-chip:hover {
  border-color: var(--primary);
  color: var(--text-main);
  background: var(--bg-card-hover);
}

/* Botones secundarios */
.btn-secondary-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.4rem 0.75rem;
  background: transparent;
  color: var(--text-main);
  font-weight: 600;
  border-radius: 6px;
  border: 1px solid var(--border-color);
  font-size: 0.8rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-secondary-action:hover {
  border-color: var(--primary);
  background: var(--bg-card-hover);
}

/* Sección educativa */
.edu-section {
  margin-top: 3rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.edu-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 1.5rem;
}

.edu-card h4 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.edu-card p {
  color: var(--text-muted);
  font-size: 0.88rem;
  line-height: 1.5;
}

/* Responsive */
@media (max-width: 860px) {
  .code-converter-grid, .edu-section {
    grid-template-columns: 1fr;
  }
}