:root {
  --asb-bg: #e8e4db;
  --asb-surface: rgba(246, 244, 238, 0.91);
  --asb-surface-strong: rgba(250, 248, 243, 0.97);
  --asb-text: #2f352f;
  --asb-muted: #697064;
  --asb-border: #6d7467;
  --asb-primary: #445848;
  --asb-primary-hover: #34463a;
  --asb-secondary: #d7d7cc;
  --asb-secondary-hover: #c8c9bd;
  --asb-accent: #9b6548;
  --asb-accent-hover: #83523b;
  --asb-danger: #8a4e49;
  --asb-danger-hover: #713e3a;
  --asb-success: #56705b;
  --asb-warning: #98764a;
  --asb-radius: 18px;
  --asb-radius-sm: 11px;
  --asb-shadow: 0 10px 26px rgba(31, 37, 31, 0.11);
  --asb-max-width: 1240px;
}

html { scroll-behavior: smooth; }

body.asb-page-template {
  margin: 0;
  min-height: 100vh;
  color: var(--asb-text);
  background-color: var(--asb-bg);
  background-image:
    linear-gradient(rgba(232, 228, 219, 0.30), rgba(232, 228, 219, 0.30)),
    url('../images/asb-background.webp');
  background-size: cover;
  background-position: center center;
  background-attachment: fixed;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.asb-site-shell { min-height: 100vh; display: flex; flex-direction: column; }

.asb-topbar {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 12px clamp(16px, 3vw, 36px);
  background: rgba(239, 236, 228, 0.88);
  backdrop-filter: blur(9px);
  border-bottom: 1px solid rgba(75, 84, 74, 0.45);
}

.asb-brand { display: inline-flex; align-items: center; gap: 10px; color: var(--asb-text); text-decoration: none; font-weight: 800; }
.asb-brand__mark { display: inline-grid; place-items: center; min-width: 46px; height: 36px; padding: 0 8px; border-radius: 10px; background: var(--asb-primary); color: #fff; letter-spacing: .05em; }
.asb-brand__text { font-size: .96rem; }

.asb-topbar__nav { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.asb-topbar__nav a { color: var(--asb-text); text-decoration: none; font-weight: 700; padding: 9px 12px; border-radius: 10px; }
.asb-topbar__nav a:hover { background: rgba(68, 88, 72, 0.10); }

.asb-content-wrap { width: min(calc(100% - 28px), var(--asb-max-width)); margin: 0 auto; padding: 34px 0 54px; flex: 1; }
.asb-page-content > *:first-child { margin-top: 0; }

.asb-card {
  box-sizing: border-box;
  background: var(--asb-surface);
  border: 2px solid rgba(91, 102, 89, 0.78);
  border-radius: var(--asb-radius);
  box-shadow: var(--asb-shadow);
  padding: clamp(18px, 2.5vw, 30px);
  backdrop-filter: blur(3px);
}

.asb-card--wide { grid-column: 1 / -1; }
.asb-card__title { margin: 0 0 18px; font-size: clamp(1.2rem, 2vw, 1.6rem); }
.asb-card__content > *:first-child { margin-top: 0; }
.asb-card__content > *:last-child { margin-bottom: 0; }

.asb-demo-grid, .asb-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }

.asb-eyebrow { display: inline-block; margin-bottom: 8px; color: var(--asb-muted); font-size: .78rem; font-weight: 800; letter-spacing: .13em; }
.asb-hero-title { margin: 0; font-size: clamp(2rem, 5vw, 4.2rem); line-height: .96; }
.asb-lead { max-width: 760px; color: var(--asb-muted); font-size: clamp(1rem, 1.6vw, 1.2rem); }

.asb-actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 22px; }
.asb-btn {
  appearance: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 11px 18px;
  border: 2px solid transparent;
  border-radius: var(--asb-radius-sm);
  font: inherit;
  font-weight: 800;
  line-height: 1.1;
  text-decoration: none;
  cursor: pointer;
  transition: transform .12s ease, box-shadow .12s ease, background-color .12s ease;
}
.asb-btn:hover { transform: translateY(-1px); box-shadow: 0 5px 14px rgba(31,37,31,.15); }
.asb-btn:active { transform: translateY(0); box-shadow: none; }
.asb-btn:focus-visible { outline: 3px solid rgba(68,88,72,.28); outline-offset: 2px; }
.asb-btn--primary { background: var(--asb-primary); color: #fff; }
.asb-btn--primary:hover { background: var(--asb-primary-hover); color: #fff; }
.asb-btn--secondary { background: var(--asb-secondary); color: var(--asb-text); border-color: #a8ab9e; }
.asb-btn--secondary:hover { background: var(--asb-secondary-hover); }
.asb-btn--accent { background: var(--asb-accent); color: #fff; }
.asb-btn--accent:hover { background: var(--asb-accent-hover); color: #fff; }
.asb-btn--danger { background: var(--asb-danger); color: #fff; }
.asb-btn--danger:hover { background: var(--asb-danger-hover); color: #fff; }

.asb-field { display: grid; gap: 7px; margin-bottom: 16px; font-weight: 700; }
.asb-field input, .asb-field select, .asb-field textarea,
.asb-input, .asb-select, .asb-textarea {
  box-sizing: border-box;
  width: 100%;
  min-height: 46px;
  padding: 10px 12px;
  border: 2px solid #a6aa9d;
  border-radius: 10px;
  background: rgba(255,255,255,.82);
  color: var(--asb-text);
  font: inherit;
}
.asb-field textarea, .asb-textarea { min-height: 120px; resize: vertical; }
.asb-field input:focus, .asb-field select:focus, .asb-field textarea:focus,
.asb-input:focus, .asb-select:focus, .asb-textarea:focus {
  outline: none;
  border-color: var(--asb-primary);
  box-shadow: 0 0 0 3px rgba(68,88,72,.14);
}

.asb-notice { padding: 12px 14px; margin: 10px 0; border-radius: 10px; border: 1px solid; font-weight: 700; }
.asb-notice--success { background: rgba(86,112,91,.12); border-color: rgba(86,112,91,.55); }
.asb-notice--warning { background: rgba(152,118,74,.12); border-color: rgba(152,118,74,.55); }

.asb-footer {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  padding: 16px clamp(16px, 3vw, 36px);
  background: rgba(54, 64, 55, 0.88);
  color: rgba(255,255,255,.90);
  font-size: .88rem;
}

@media (max-width: 760px) {
  body.asb-page-template { background-attachment: scroll; background-position: 42% center; }
  .asb-topbar { align-items: flex-start; }
  .asb-brand__text { display: none; }
  .asb-content-wrap { width: min(calc(100% - 18px), var(--asb-max-width)); padding-top: 18px; }
  .asb-demo-grid, .asb-grid { grid-template-columns: 1fr; gap: 13px; }
  .asb-card { border-radius: 14px; padding: 16px; }
  .asb-btn { width: 100%; min-height: 50px; }
  .asb-actions { display: grid; grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .asb-btn { transition: none; }
}