/* ==========================================================================
   components.css — Reusable UI pieces (buttons, badges, cards, chips, icons)
   ========================================================================== */

/* ---- Buttons ----------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  height: 36px;
  padding: 0 14px;
  font-size: var(--fs-sm);
  font-weight: 500;
  letter-spacing: var(--tracking-snug);
  white-space: nowrap;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease),
              border-color var(--dur) var(--ease), opacity var(--dur) var(--ease),
              transform var(--dur) var(--ease);
}
.btn:active { transform: translateY(1px); }

.btn .icon { width: 16px; height: 16px; }

/* Variants */
.btn--primary {
  background: var(--color-text);
  color: #020004;
  box-shadow: var(--shadow-btn);
}
.btn--primary:hover { background: #e9eaea; }

.btn--ghost { background: transparent; color: var(--color-text); }
.btn--ghost:hover { background: var(--color-glass); }

.btn--outline {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-accent-border, #e5ecf1);
}
.btn--outline:hover { background: rgba(255, 255, 255, 0.06); }

.btn--dark {
  background: #000;
  color: var(--color-text);
  border-color: var(--color-border-strong);
}
.btn--dark:hover { background: #111; }

/* Sizes */
.btn--lg {
  height: 58px;
  padding: 8px 16px;
  font-size: var(--fs-lead);
  font-weight: 400;
  border-radius: var(--radius);
  gap: 8px;
}
.btn--lg .icon { width: 20px; height: 20px; }

.btn--block { width: 100%; }

/* ---- Badge (hero "What's New?" pill) ----------------------------------- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0;
  height: 34px;
  padding: 4px;
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-pill);
  font-size: var(--fs-xs);
  background: rgba(255, 255, 255, 0.02);
}
.badge__tag {
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  background: var(--color-glass);
  color: var(--color-text);
  line-height: 16px;
}
.badge__label {
  padding: 0 12px 0 10px;
  color: var(--color-text);
  line-height: 16px;
}

/* ---- Pill (gradient-bordered "Ask AI" chip) --------------------------- */
.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  border-radius: var(--radius-pill);
  font-size: var(--fs-sm);
  background: var(--color-surface-2);
  color: var(--color-text);
  position: relative;
}
/* gradient ring */
.pill--gradient {
  background:
    linear-gradient(var(--color-bg), var(--color-bg)) padding-box,
    var(--brand-gradient) border-box;
  border: 1.5px solid transparent;
}
.pill .icon { width: 16px; height: 16px; }
.pill__muted { color: var(--color-text-muted); }

/* ---- Card -------------------------------------------------------------- */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 28px;
}

/* ---- Icon chip (rounded square holding a small icon) ------------------ */
.icon-chip {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  flex: none;
}
.icon-chip .icon { width: 18px; height: 18px; }

/* ---- Delta tags (+10.4% / -51%) --------------------------------------- */
.delta {
  font-size: var(--fs-xs);
  font-weight: 500;
}
.delta--up   { color: var(--color-positive); }
.delta--down { color: var(--color-negative); }

/* ---- Inline icon sizing default --------------------------------------- */
.icon {
  width: 20px;
  height: 20px;
  display: inline-block;
  vertical-align: middle;
  flex: none;
}