/* ==========================================================================
   Base — reset, tokens, typography
   ========================================================================== */

:root {
  /* Color — WP Active Themes brand (navy + orange) */
  --color-primary: #0B2E5E;
  --color-primary-dark: #081F40;
  --color-primary-light: #E7EDF5;
  --color-accent: #FF6A00;
  --color-ink: #1F2937;
  --color-ink-soft: #475569;
  --color-ink-faint: #94a3b8;
  --color-surface: #FFFFFF;
  --color-surface-alt: #F8FAFC;
  --color-surface-dark: #0f172a;
  --color-border: #E5E7EB;
  --color-success: #16a34a;
  --color-danger: #dc2626;

  /* Type */
  --font-base: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-display: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --fs-xs: 0.8rem;
  --fs-sm: 0.9rem;
  --fs-base: 1rem;
  --fs-md: 1.125rem;
  --fs-lg: 1.375rem;
  --fs-xl: 1.75rem;
  --fs-2xl: 2.25rem;
  --fs-3xl: 3rem;
  --lh-tight: 1.2;
  --lh-normal: 1.6;

  /* Space */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-8: 3rem;
  --space-10: 4rem;
  --space-12: 6rem;

  /* Layout */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --container-max: 1240px;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 8px 24px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 20px 48px rgba(15, 23, 42, 0.14);
  --transition: 180ms ease;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-base);
  font-size: var(--fs-base);
  line-height: var(--lh-normal);
  color: var(--color-ink);
  background: var(--color-surface);
  -webkit-font-smoothing: antialiased;
}

img,
svg,
video {
  max-width: 100%;
  display: block;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  line-height: var(--lh-tight);
  margin: 0 0 var(--space-4);
  font-weight: 700;
  color: var(--color-ink);
}

h1 {
  font-size: var(--fs-3xl);
}

h2 {
  font-size: var(--fs-2xl);
}

h3 {
  font-size: var(--fs-lg);
}

p {
  margin: 0 0 var(--space-4);
  color: var(--color-ink-soft);
}

a {
  color: var(--color-primary);
  text-decoration: none;
}

ul,
ol {
  padding: 0;
  margin: 0;
  list-style: none;
}

button {
  font-family: inherit;
}

input,
select,
textarea {
  font-family: inherit;
  font-size: var(--fs-base);
}

:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--color-ink);
  color: #fff;
  padding: var(--space-3) var(--space-5);
  z-index: 1000;
  border-radius: 0 0 var(--radius-sm) 0;
}

.skip-link:focus {
  left: 0;
}

/* ---------- Scroll reveal ---------- */

@media (prefers-reduced-motion: no-preference) {
  [data-reveal] {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
    transition-delay: var(--reveal-delay, 0ms);
  }

  [data-reveal].is-visible {
    opacity: 1;
    transform: none;
  }

  [data-reveal="fade"] {
    transform: none;
  }

  [data-reveal="left"] {
    transform: translateX(-32px);
  }

  [data-reveal="left"].is-visible {
    transform: none;
  }

  [data-reveal="right"] {
    transform: translateX(32px);
  }

  [data-reveal="right"].is-visible {
    transform: none;
  }

  [data-reveal="scale"] {
    transform: scale(0.94);
  }

  [data-reveal="scale"].is-visible {
    transform: none;
  }
}

/* Sticky header shrink-on-scroll */
.site-header {
  transition: box-shadow var(--transition), padding var(--transition);
}

.site-header.is-scrolled {
  box-shadow: var(--shadow-sm);
}

.site-header.is-scrolled .header-top {
  padding-block: var(--space-3);
}

/* Animated count-up numbers */
.stat__number[data-count-to] {
  font-variant-numeric: tabular-nums;
}

/* Subtle hover lift used site-wide on interactive cards */
.hover-lift {
  transition: transform var(--transition), box-shadow var(--transition);
}

.hover-lift:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

/* Back-to-top button */
.back-to-top {
  position: fixed;
  right: var(--space-5);
  bottom: var(--space-5);
  width: 44px;
  height: 44px;
  border-radius: 999px;
  background: var(--color-ink);
  color: #fff;
  border: 0;
  display: grid;
  place-items: center;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
  z-index: 90;
  box-shadow: var(--shadow-md);
}

.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: none;
}