/**
 * Accounts Clarity — Design System Utilities
 * Colors/type/spacing come from tokens.css — never hardcode values here.
 */

html {
  font-family: var(--font-body);
  color: var(--color-text-body);
  background: var(--color-bg-page);
}

body {
  font: var(--text-body-md);
  letter-spacing: var(--tracking-body);
  color: var(--color-text-body);
  background: var(--color-bg-page);
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  letter-spacing: var(--tracking-display);
  color: var(--color-text-heading);
}

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 40px;
}

/* Section rhythm. Sections butt directly together, so adjacent paddings stack —
   two neighbours at space-7 produced 96px of dead air between bands. space-6
   keeps a clear break without the page drifting apart. */
.section {
  padding: var(--space-6) 0;
}

.section-title {
  font: var(--text-display-lg);
  letter-spacing: var(--tracking-display);
  color: var(--color-text-heading);
  display: block;
  position: relative;
  padding-bottom: var(--space-4);
  margin: 0 0 var(--space-6);
}
/* Short accent rule, not a full underline. Measured off Ewa's design: the rule
   under "Services" is ~78px against a ~180px heading. */
.section-title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 78px;
  height: 3px;
  background: var(--ac-teal-500);
  border-radius: 2px;
}

.label {
  font: var(--text-label);
  letter-spacing: var(--letter-spacing-label);
  text-transform: uppercase;
  color: var(--color-text-accent);
}

/* ── Buttons ─────────────────────────────────────────────────────────────── */
/* One reusable pattern used for every CTA site-wide. Primary buttons are a flat
   teal fill exactly as drawn in Ewa's design — no texture, no resting shadow.
   Hover behaviour matches the FlowCraft system: 1px lift + soft shadow.
   Variants: --primary, --secondary, --ghost, --on-dark; sizes: default, --sm, --lg. */

.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.9375rem;
  line-height: 1;
  padding: 14px 24px;
  border-radius: var(--radius-button);
  border: 1.5px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  text-align: center;
  transition: background-color var(--duration-fast) var(--ease-standard),
              border-color var(--duration-fast) var(--ease-standard),
              box-shadow var(--duration-standard) var(--ease-standard),
              transform var(--duration-fast) var(--ease-standard);
}
.btn:focus-visible {
  outline: 2px solid var(--color-focus-ring);
  outline-offset: 2px;
}

/* Arrow micro-interaction: any trailing svg slides right on hover. */
.btn svg { transition: transform var(--duration-standard) var(--ease-standard); }
.btn:hover svg { transform: translateX(3px); }

/* ── Primary — flat teal, lifts on hover (FlowCraft interaction model) ── */
.btn--primary {
  color: var(--color-cta-text);
  background-color: var(--color-cta-bg);
  border-color: var(--color-cta-bg);
}
.btn--primary:hover {
  background-color: var(--color-cta-bg-hover);
  border-color: var(--color-cta-bg-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}
.btn--primary:active {
  transform: translateY(0);
  box-shadow: none;
}

/* ── Secondary — outlined navy, tint fill on hover ── */
.btn--secondary {
  background: transparent;
  color: var(--color-brand-primary);
  border-color: var(--color-brand-primary);
}
.btn--secondary:hover {
  background: var(--ac-mint-100);
  transform: translateY(-2px);
}
.btn--secondary:active { transform: translateY(0); }

/* ── Ghost — text + arrow only, no chrome (e.g. "View all services →") ── */
.btn--ghost {
  background: transparent;
  border-color: transparent;
  color: var(--color-text-accent);
  padding-left: 0;
  padding-right: 0;
}
.btn--ghost:hover { color: var(--color-brand-accent-hover); }

/* ── On dark — for navy sections (final CTA, footer) ── */
.btn--on-dark {
  color: var(--ac-navy-900);
  background-color: var(--ac-white);
  border-color: var(--ac-white);
  box-shadow: 0 2px 8px rgba(0,0,0,0.18);
}
.btn--on-dark:hover {
  background-color: var(--ac-mint-100);
  border-color: var(--ac-mint-100);
  box-shadow: 0 6px 18px rgba(0,0,0,0.24);
  transform: translateY(-2px);
}

/* ── Sizes ── */
.btn--sm { padding: 9px 16px; font-size: 0.8125rem; }
.btn--lg { padding: 16px 30px; font-size: 1rem; }

/* Fade-up marker — reserved for future scroll-animation wiring, no-op for now */
.js-fade-up { opacity: 1; }