:root {
  --bg: #050805;
  --surface: rgba(255, 255, 255, 0.06);
  --surface-strong: rgba(255, 255, 255, 0.09);
  --text: #ffffff;
  --text-muted: #b8c7b8;
  --text-soft: #e8ffe8;
  --border: rgba(255, 255, 255, 0.12);
  --border-strong: rgba(255, 255, 255, 0.18);
  --primary: #39d515;
  --primary-hover: #2fb812;
  --danger: #ff5b5b;
  --shadow-lg: 0 24px 70px rgba(0, 0, 0, 0.45);
  --shadow-md: 0 14px 30px rgba(0, 0, 0, 0.28);
  --shadow-sm: 0 8px 20px rgba(0, 0, 0, 0.16);
  --radius-xl: 24px;
  --radius-md: 14px;
  --transition: 0.25s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding: 32px 16px;
  font-family: "Inter", "Segoe UI", Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(57, 213, 21, 0.18), transparent 30%),
    radial-gradient(circle at bottom right, rgba(57, 213, 21, 0.08), transparent 28%),
    var(--bg);
}

a {
  color: inherit;
}

h1 {
  text-align: center;
  font-size: clamp(1.7rem, 2vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 10px;
}

h2 {
  font-size: 1.1rem;
}

hr {
  border: 0;
  border-top: 1px solid var(--border);
  margin: 8px 0;
}

.container p,
.home-hero p,
.page-header p {
  color: var(--text-muted);
  line-height: 1.55;
}

.home-page {
  align-items: center;
}

.home-shell,
.page-shell {
  width: min(760px, 100%);
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.home-shell {
  width: min(1000px, 100%);
  gap: 24px;
}

.home-hero,
.page-header {
  text-align: center;
  padding: 18px 8px 4px;
}

.home-hero h1 {
  font-size: clamp(2rem, 3vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.04em;
}

.home-hero p,
.page-header p {
  max-width: 640px;
  margin: 0 auto;
}

.home-badge,
.page-badge {
  max-width: 100%;
  display: flex;
  justify-content: center;
  margin-bottom: 10px;
}

.home-badge-logo {
  width: min(500px, 100%);
  max-width: 100%;
  height: auto;
}

.home-panel,
.container {
  padding: 28px;
  border-radius: var(--radius-xl);
  background: var(--surface);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.home-panel {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.container {
  width: min(620px, 100%);
  margin: 0 auto;
}

.result-container {
  width: min(760px, 100%);
}

.home-section {
  border: 1px solid var(--border);
  border-radius: 20px;
  background: rgba(0, 0, 0, 0.24);
  overflow: hidden;
}

.home-section summary {
  list-style: none;
  cursor: pointer;
  padding: 20px 22px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  transition: background var(--transition);
}

.home-section summary::-webkit-details-marker {
  display: none;
}

.home-section summary:hover {
  background: rgba(255, 255, 255, 0.03);
}

.home-section summary span {
  font-size: 1.1rem;
  font-weight: 700;
}

.home-section summary small,
.tool-card-subtitle {
  color: var(--text-muted);
  font-size: 0.92rem;
}

.home-grid {
  padding: 0 22px 22px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
}

.tool-card {
  display: block;
  text-decoration: none;
  color: #ffffff;
  padding: 18px;
  border-radius: 18px;
  background: linear-gradient(135deg, rgba(57, 213, 21, 0.18), rgba(57, 213, 21, 0.08));
  border: 1px solid rgba(57, 213, 21, 0.22);
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), border-color var(--transition);
}

.tool-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 30px rgba(0, 0, 0, 0.22);
  border-color: rgba(57, 213, 21, 0.34);
  background: linear-gradient(135deg, rgba(57, 213, 21, 0.28), rgba(57, 213, 21, 0.14));
}

.tool-card-title {
  display: block;
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 6px;
}

form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.form-section {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 18px;
  border-radius: 18px;
  background: rgba(0, 0, 0, 0.24);
  border: 1px solid var(--border);
}

input,
textarea,
button,
.action-btn {
  font: inherit;
}

input,
textarea {
  width: 100%;
  min-height: 50px;
  padding: 14px 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  outline: none;
  background: rgba(0, 0, 0, 0.35);
  color: var(--text);
  transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}

textarea {
  min-height: 150px;
  resize: vertical;
}

input::placeholder,
textarea::placeholder {
  color: var(--text-muted);
  opacity: 1;
}

input:hover,
textarea:hover {
  border-color: var(--border-strong);
  background: rgba(0, 0, 0, 0.42);
}

input:focus,
textarea:focus {
  border-color: rgba(57, 213, 21, 0.75);
  box-shadow: 0 0 0 4px rgba(57, 213, 21, 0.12);
}

button,
.action-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 50px;
  padding: 14px 16px;
  border: none;
  border-radius: var(--radius-md);
  text-decoration: none;
  color: #071007;
  font-weight: 700;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
}

button {
  background: var(--primary);
}

button:hover,
.action-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

button:hover {
  background: var(--primary-hover);
}

.back-btn {
  background: #2a2f2a;
  color: #ffffff;
}

#resultado {
  width: 100%;
  max-width: 100%;
  overflow-x: hidden;
}

#resultado .form-section {
  margin-top: 16px;
}

#resultado table {
  width: 100%;
  min-width: 650px;
  border-collapse: collapse;
}

#resultado th,
#resultado td {
  padding: 10px;
  border-bottom: 1px solid var(--border);
  text-align: center;
}

#resultado th {
  color: var(--text-soft);
}

#resultado .accordion {
  overflow-x: auto;
}

.accordion {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.04);
}

.accordion summary {
  cursor: pointer;
  padding: 14px 16px;
  font-weight: 700;
}

.accordion table {
  margin: 0 16px 16px;
}

.home-footer {
  text-align: center;
  padding-bottom: 8px;
}

.home-footer a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--transition);
}

.home-footer a:hover {
  color: #ffffff;
}

::selection {
  background: rgba(57, 213, 21, 0.35);
  color: white;
}

button:focus-visible,
input:focus-visible,
textarea:focus-visible,
.action-btn:focus-visible,
.tool-card:focus-visible,
summary:focus-visible,
a:focus-visible {
  outline: 2px solid rgba(57, 213, 21, 0.9);
  outline-offset: 2px;
}

@media (max-width: 640px) {
  body {
    padding: 20px 12px;
  }

  .home-panel,
  .container {
    padding: 18px;
    border-radius: 20px;
  }

  .home-grid {
    grid-template-columns: 1fr;
    padding: 0 16px 16px;
  }

  .home-section summary {
    padding: 16px;
  }

  .home-badge-logo {
    width: 260px;
  }
}

@media (max-width: 360px) {
  .home-badge-logo {
    width: 220px;
  }
}