/* ============================================================
   Wedo Solutions — Site styles
   Layered on top of colors_and_type.css design tokens
   ============================================================ */

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--fg-1); overflow-x: hidden; }

/* -------- Buttons -------- */
.btn {
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 600;
  padding: 10px 18px;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all var(--dur-base) var(--ease-out);
  text-decoration: none;
  white-space: nowrap;
}
.btn-primary {
  background: var(--brand-blue);
  color: var(--fg-invert);
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover { background: var(--blue-300); box-shadow: var(--shadow-md); color: var(--fg-invert); }
.btn-primary:active { transform: scale(0.98); background: var(--blue-500); }

.btn-secondary {
  background: var(--bg-elev-2);
  color: var(--fg-1);
  border-color: var(--border-strong);
}
.btn-secondary:hover { background: var(--bg-elev-3); color: var(--fg-1); }

.btn-ghost { background: transparent; color: var(--fg-1); }
.btn-ghost:hover { background: rgba(255,255,255,0.04); color: var(--fg-1); }

.btn-lg { padding: 14px 22px; font-size: 15px; }

/* -------- Form controls -------- */
label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--fg-2);
  margin-bottom: 6px;
}
.input, .select, .textarea {
  width: 100%;
  background: var(--bg-inset);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 10px 12px;
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--fg-1);
  box-shadow: var(--shadow-inset);
  outline: none;
  transition: border-color var(--dur-fast), box-shadow var(--dur-fast);
}
.input::placeholder, .textarea::placeholder { color: var(--fg-4); }
.input:focus, .select:focus, .textarea:focus {
  border-color: var(--brand-blue);
  box-shadow: var(--glow-blue);
}

/* -------- Layout helpers -------- */
.container { max-width: 1280px; margin: 0 auto; padding-left: 32px; padding-right: 32px; }
.container-sm { max-width: 980px; margin: 0 auto; padding-left: 32px; padding-right: 32px; }

.section { padding: 96px 0; border-bottom: 1px solid var(--border); }
.section-sm { padding: 64px 0; border-bottom: 1px solid var(--border); }
.section-lg { padding: 128px 0; border-bottom: 1px solid var(--border); }

/* -------- Scroll reveal -------- */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 600ms var(--ease-out), transform 600ms var(--ease-out);
  will-change: opacity, transform;
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 80ms; }
.reveal-delay-2 { transition-delay: 160ms; }
.reveal-delay-3 { transition-delay: 240ms; }
.reveal-delay-4 { transition-delay: 320ms; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* -------- Utility -------- */
.overline {
  font-family: var(--font-sans);
  font-size: var(--fs-overline);
  letter-spacing: var(--ls-overline);
  text-transform: uppercase;
  font-weight: 700;
  color: var(--fg-3);
}

.card {
  background: var(--bg-elev-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: border-color var(--dur-base);
}
.card:hover { border-color: var(--border-strong); }

/* -------- Tweaks panel -------- */
.tweaks-panel {
  position: fixed;
  right: 24px;
  bottom: 24px;
  width: 280px;
  background: var(--bg-elev-2);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  padding: 18px;
  box-shadow: var(--shadow-xl);
  z-index: 1000;
  font-family: var(--font-sans);
}
.tweaks-panel h5 { margin: 0 0 12px; font-size: 14px; color: var(--fg-1); }
.tweaks-panel .opt {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  color: var(--fg-2);
  font-size: 13px;
  transition: background var(--dur-fast);
}
.tweaks-panel .opt:hover { background: rgba(255,255,255,0.04); }
.tweaks-panel .opt.active { background: rgba(90,187,248,0.10); color: var(--fg-1); }
.tweaks-panel .dot {
  width: 10px; height: 10px; border-radius: 50%;
  border: 1px solid var(--border-strong);
}
.tweaks-panel .opt.active .dot {
  background: var(--brand-blue);
  border-color: var(--brand-blue);
  box-shadow: 0 0 0 3px rgba(90,187,248,0.2);
}

/* -------- Responsive -------- */
@media (max-width: 880px) {
  .container, .container-sm { padding-left: 20px; padding-right: 20px; }
  .section { padding: 64px 0; }
  .section-lg { padding: 80px 0; }
  h1, .display { font-size: 44px !important; line-height: 1.08 !important; }
  h2 { font-size: 30px !important; }
  h3 { font-size: 22px !important; }
}