.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 26px;

  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: -.01em;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), background .3s var(--ease), color .3s var(--ease), border-color .3s var(--ease);
  white-space: nowrap;
}
.btn svg { width: 16px; height: 16px; transition: transform .35s var(--ease); flex-shrink: 0; }
.btn:hover svg { transform: translateX(3px); }
.btn .hgi-stroke { font-size: 16px; transition: transform .35s var(--ease); flex-shrink: 0; }
.btn:hover .hgi-stroke { transform: translateX(3px); }
.btn:active { transform: scale(.98); }

.btn--primary { background: var(--action); color: var(--white); box-shadow: var(--shadow-rust); }
.btn--primary:hover { background: var(--action-hover); box-shadow: 0 18px 38px -10px rgba(198,85,28,.5); transform: translateY(-1px); }

.btn--ink { background: var(--ink); color: var(--paper); }
.btn--ink:hover { background: var(--ink-soft); transform: translateY(-1px); }

.btn--ghost { background: transparent; color: var(--white); border: 1.5px solid rgba(250,247,242,.4); }
.btn--ghost:hover { border-color: var(--white); background: rgba(250,247,242,.08); }

.btn--ghost-ink { background: transparent; color: var(--ink); border: 1.5px solid var(--line-strong); }
.btn--ghost-ink:hover { border-color: var(--ink); }

.btn--wa { background: var(--wa); color: var(--white); border: 1.5px solid var(--wa); }
.btn--wa:hover { background: var(--wa-deep); border-color: var(--wa-deep); }

.btn--block { width: 100%; justify-content: center; }
.btn--sm { padding: 9px 17px; font-size: 13.5px; }
.btn--lg { padding: 18px 32px; font-size: 16px; }

.link-underline {
  position: relative;
  font-weight: 600;
  font-size: 14px;
  padding-bottom: 2px;
  background-image: linear-gradient(var(--active), var(--active));
  background-size: 100% 1.5px;
  background-repeat: no-repeat;
  background-position: 0 100%;
  transition: background-size .3s var(--ease);
}
.link-underline:hover { background-size: 0% 1.5px; }

.card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

.icon {
  width: 22px;
  height: 22px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 10px 16px 10px 12px;
  font-size: 13px;
  font-weight: 600;
  box-shadow: var(--shadow-sm);
}
.badge .stars { color: var(--gold); display: flex; gap: 1px; }
.badge .stars svg { width: 13px; height: 13px; fill: currentColor; stroke: none; }

.numrow-list { position: relative; }
.numrow {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 8px;
  padding: 40px 0;
  border-top: 1px solid var(--line);
  position: relative;
}
.section--ink .numrow { border-color: rgba(250,247,242,.14); }
.numrow:last-child { border-bottom: 1px solid var(--line); }
.section--ink .numrow:last-child { border-color: rgba(250,247,242,.14); }
.numrow__num {
  font-family: var(--font-display);
  font-size: 64px;
  font-weight: 500;
  line-height: 1;
  color: var(--line);
  transition: color .4s var(--ease);
}
.section--ink .numrow__num { color: rgba(250,247,242,.1); }
.numrow:hover .numrow__num { color: var(--line-strong); }
.numrow__body { display: flex; flex-direction: column; gap: 8px; align-self: center; }
.numrow__title { font-family: var(--font-display); font-weight: 600; font-size: 22px; }
.numrow__text { color: var(--ink-soft); font-size: 15px; max-width: 480px; }
.section--ink .numrow__text { color: rgba(250,247,242,.62); }

@media (max-width: 640px) {
  .numrow { grid-template-columns: 56px 1fr; padding: 28px 0; }
  .numrow__num { font-size: 34px; }
  .numrow__title { font-size: 19px; }
}

.srail {
  position: fixed;
  right: 20px; top: 50%;
  transform: translateY(-50%);
  z-index: 45;
  display: flex; flex-direction: column;
  align-items: flex-end;
  gap: 10px;
  padding: 6px 0;
}
.srail__tick {
  position: relative;
  display: block;
  width: 16px; height: 10px;
  background: none; border: 0; padding: 0;
  cursor: pointer;
}

.srail__tick::before {
  content: "";
  position: absolute; right: 0; top: 50%;
  width: 100%; height: 2px;
  transform: translateY(-50%);
  border-radius: 1px;
  background: rgba(10, 16, 31, .22);
  transition: width .3s var(--ease), background .3s var(--ease);
}
.srail__tick:hover::before { width: 24px; background: rgba(10, 16, 31, .45); }
.srail__tick.is-active::before { width: 34px; background: var(--active); }

.srail__label {
  position: absolute; right: 42px; top: 50%;
  transform: translateY(-50%) translateX(4px);
  white-space: nowrap;
  font-size: 11px; font-weight: 600;
  letter-spacing: .07em; text-transform: uppercase;
  color: var(--ink);
  opacity: 0; pointer-events: none;
  transition: opacity .25s var(--ease), transform .25s var(--ease);
}
.srail__tick:hover .srail__label,
.srail__tick:focus-visible .srail__label,
.srail__tick.is-labeled .srail__label {
  opacity: 1; transform: translateY(-50%) translateX(0);
}

.srail__tick.is-active .srail__label { color: var(--active); }
.srail--on-dark .srail__tick.is-active .srail__label { color: var(--active); }

.srail--on-dark .srail__tick::before { background: rgba(250, 250, 251, .30); }
.srail--on-dark .srail__tick:hover::before { background: rgba(250, 250, 251, .60); }
.srail--on-dark .srail__tick.is-active::before { background: var(--active); }
.srail--on-dark .srail__label { color: rgba(250, 250, 251, .92); }

@media (prefers-reduced-motion: reduce) {
  .srail__tick::before, .srail__label { transition: none; }
}

@media (max-width: 1100px) { .srail { display: none; } }