:root {
    --bg-color: #121212;
    --surface-color: #1e1e1e;
    --surface-light: #2c2c2c;
    --accent-color: #ff3c00;
    --accent-hover: #e03500;
    --text-main: #f5f5f5;
    --text-muted: #a0a0a0;
    --border-rad: 8px;
    --font-sans: system-ui, -apple-system, sans-serif;
}
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
body {
    background-color: var(--bg-color);
    color: var(--text-main);
    font-family: var(--font-sans);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}
a {
    color: var(--accent-color);
    text-decoration: none;
}
a:hover {
    text-decoration: underline;
}
.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 1.5rem;
}
.text-center {
    text-align: center;
}
.site-header {
    background-color: var(--surface-color);
    padding: 1rem 0;
    border-bottom: 1px solid var(--surface-light);
}
.site-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: #fff;
}
.site-header nav a {
    margin-left: 1.5rem;
    color: var(--text-main);
    font-weight: 600;
}
.site-header nav a:hover {
    color: var(--accent-color);
    text-decoration: none;
}
.hero-section {
    padding: 4rem 0 2rem;
}
.hero-section h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: #fff;
}
.lead {
    font-size: 1.2rem;
    color: var(--text-muted);
    max-width: 700px;
    margin: 0 auto;
}
.generator-section {
    padding: 2rem 0 4rem;
}
.generator-card {
    background-color: var(--surface-color);
    border-radius: var(--border-rad);
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    text-align: center;
}
.generator-card h2 {
    margin-bottom: 0.5rem;
}
.generator-card p {
    color: var(--text-muted);
    margin-bottom: 2rem;
}
.equipment-toggles {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}
.toggle-lbl {
    cursor: pointer;
    flex: 1;
    min-width: 120px;
}
.toggle-lbl input {
    display: none;
}
.toggle-btn {
    display: block;
    padding: 1rem;
    background-color: var(--surface-light);
    border: 2px solid transparent;
    border-radius: var(--border-rad);
    font-weight: bold;
    transition: all 0.2s;
}
.toggle-lbl input:checked + .toggle-btn {
    border-color: var(--accent-color);
    background-color: rgba(255, 60, 0, 0.1);
    color: var(--accent-color);
}
.action-btn {
    background-color: var(--accent-color);
    color: #fff;
    border: none;
    padding: 1rem 2rem;
    font-size: 1.2rem;
    font-weight: bold;
    border-radius: var(--border-rad);
    cursor: pointer;
    width: 100%;
    max-width: 400px;
    transition: background-color 0.2s;
}
.action-btn:hover {
    background-color: var(--accent-hover);
}
.hidden {
    display: none;
}
#result-area {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--surface-light);
    animation: fadeIn 0.4s ease-in-out;
}
#result-area h3 {
    color: var(--accent-color);
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
}
.instruction {
    font-size: 1.1rem;
    margin-bottom: 1.5rem !important;
}
.exercise-list {
    list-style: none;
    display: grid;
    gap: 1rem;
}
.exercise-list li {
    background-color: var(--surface-light);
    padding: 1.5rem;
    border-radius: var(--border-rad);
    font-size: 1.25rem;
    font-weight: bold;
}
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}
.info-section {
    padding: 3rem 0;
    background-color: var(--surface-color);
}
.info-section h2, .faq-section h2 {
    text-align: center;
    margin-bottom: 2.5rem;
    font-size: 2rem;
}
.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}
.info-card h3 {
    color: var(--accent-color);
    margin-bottom: 1rem;
}
.info-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}
.faq-section {
    padding: 4rem 0;
}
.faq-item {
    margin-bottom: 2rem;
    background-color: var(--surface-color);
    padding: 1.5rem;
    border-radius: var(--border-rad);
}
.faq-item h3 {
    margin-bottom: 0.5rem;
}
.faq-item p {
    color: var(--text-muted);
}
.disclaimer {
    font-size: 0.85rem;
    color: #666;
    text-align: center;
    margin-top: 3rem;
}
.page-section {
    padding: 4rem 0;
    min-height: 60vh;
}
.page-section h1 {
    margin-bottom: 2rem;
    font-size: 2.5rem;
}
.page-content {
    color: var(--text-muted);
}
.site-footer {
    background-color: var(--bg-color);
    padding: 2rem 0;
    text-align: center;
    border-top: 1px solid var(--surface-light);
    color: var(--text-muted);
}
.site-footer .container {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}
.site-footer nav a {
    margin: 0 0.5rem;
    font-size: 0.9rem;
}
@media (min-width: 600px) {
    .site-footer .container {
        flex-direction: row;
        justify-content: space-between;
    }
}


/* Factory-injected deployment helpers. The AI owns the site design above this block. */
.ad-unit {
  width: min(100%, 720px);
  min-height: 120px;
  margin: 24px auto;
  display: block;
}

.legal-page {
  width: min(900px, calc(100% - 32px));
  margin: 40px auto;
}

.factory-fallback-nav {
  width: min(900px, calc(100% - 32px));
  margin: 24px auto 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  align-items: center;
  font-size: 0.95rem;
}

.factory-fallback-nav a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}