/* ============================================================
   GP Service — Base Styles
   Reset, body, типографіка, утиліти
   ============================================================ */

/* ---- Reset ---- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--color-text-primary);
  background-color: var(--color-bg-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul,
ol {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

input,
textarea,
select {
  font-family: inherit;
  font-size: inherit;
}

/* ---- Типографіка ---- */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-text-primary);
}

h1 {
  font-size: var(--font-size-hero);
}

h2 {
  font-size: clamp(1.5rem, 3vw, 2.5rem);
}

h3 {
  font-size: var(--font-size-xl);
}

h4 {
  font-size: var(--font-size-lg);
}

p {
  color: var(--color-text-secondary);
  line-height: 1.7;
}

strong {
  font-weight: 700;
  color: var(--color-text-primary);
}

/* ---- Eyebrow label ---- */
.label {
  display: inline-block;
  font-size: var(--font-size-sm);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-md);
}

/* ---- Section title block ---- */
.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto var(--space-2xl);
}

.section-header h2 {
  margin-bottom: var(--space-md);
}

.section-header p {
  font-size: var(--font-size-lg);
}

/* ---- Accent text ---- */
.text-accent {
  color: var(--color-accent);
}

/* ---- Container ---- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

@media (min-width: 768px) {
  .container {
    padding: 0 var(--space-xl);
  }
}

/* ---- Section spacing ---- */
.section {
  padding: var(--space-3xl) 0;
}

.section-alt {
  background-color: var(--color-bg-secondary);
}

.section-tertiary {
  background-color: var(--color-bg-tertiary);
}

/* ---- Divider ---- */
.divider {
  width: 48px;
  height: 3px;
  background: var(--color-accent);
  border-radius: var(--radius-full);
  margin: var(--space-md) auto 0;
}

/* ---- Visually hidden (accessibility) ---- */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ---- Skip to main content (accessibility) ---- */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-md);
  background: var(--color-accent);
  color: var(--color-text-inverse);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-md);
  font-weight: 700;
  z-index: 9999;
  transition: top 0.2s;
}

.skip-link:focus {
  top: var(--space-md);
}