/* ========================================
   Speaker Refresh Pro — Privacy Policy
   Font: Fraunces (Google Fonts)
   Layout: hero + sidebar + section blocks
   ======================================== */

:root {
  --color-bg: #f5f3ef;
  --color-surface: #ffffff;
  --color-text: #1a1814;
  --color-text-muted: #5a554d;
  --color-accent: #c2410c;
  --color-accent-dark: #9a3412;
  --color-accent-soft: rgba(194, 65, 12, 0.1);
  --color-hero-bg: #1c1917;
  --color-hero-text: #fafaf9;
  --color-border: #e7e5e0;
  --color-highlight: #fff7ed;

  --font-main: "Fraunces", Georgia, "Times New Roman", serif;

  --radius-sm: 0.5rem;
  --radius-md: 0.875rem;
  --radius-lg: 1.125rem;

  --shadow-block: 0 1px 2px rgba(28, 25, 23, 0.04), 0 4px 16px rgba(28, 25, 23, 0.06);

  --space-xs: clamp(0.5rem, 1.5vw, 0.75rem);
  --space-sm: clamp(0.75rem, 2vw, 1rem);
  --space-md: clamp(1rem, 3vw, 1.5rem);
  --space-lg: clamp(1.5rem, 4vw, 2.5rem);
  --space-xl: clamp(2rem, 5vw, 3rem);

  --content-max: 40rem;
  --layout-max: 68rem;
  --sidebar-width: 15rem;

  --text-base: clamp(0.9375rem, 0.9rem + 0.2vw, 1.0625rem);
  --text-sm: clamp(0.8125rem, 0.78rem + 0.15vw, 0.875rem);
  --text-h1: clamp(2rem, 1.5rem + 2.5vw, 3rem);
  --text-h2: clamp(1.25rem, 1.1rem + 0.8vw, 1.5rem);

  --line-height: 1.75;
  --line-height-heading: 1.2;
}

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

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

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

body {
  margin: 0;
  font-family: var(--font-main);
  font-size: var(--text-base);
  line-height: var(--line-height);
  color: var(--color-text);
  background-color: var(--color-bg);
  overflow-x: hidden;
}

a {
  color: var(--color-accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--color-accent-dark);
}

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

.page {
  min-height: 100vh;
}

/* Hero */
.hero {
  background: linear-gradient(145deg, var(--color-hero-bg) 0%, #292524 100%);
  color: var(--color-hero-text);
  padding: clamp(2rem, 6vw, 3.5rem) clamp(1rem, 4vw, 2rem);
}

.hero__inner {
  max-width: var(--content-max);
  margin-inline: auto;
}

.hero__label {
  margin: 0 0 var(--space-xs);
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #fb923c;
}

.hero__title {
  margin: 0 0 var(--space-sm);
  font-size: var(--text-h1);
  font-weight: 700;
  line-height: var(--line-height-heading);
  letter-spacing: -0.02em;
}

.hero__meta {
  margin: 0 0 var(--space-md);
  font-size: var(--text-sm);
  font-style: italic;
  color: #a8a29e;
}

.hero__intro {
  margin: 0;
  color: #d6d3d1;
  max-width: 38em;
}

/* Mobile jump nav */
.jump-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 1px 4px rgba(28, 25, 23, 0.05);
}

.jump-nav__list {
  display: flex;
  gap: 0.5rem;
  margin: 0;
  padding: 0.625rem clamp(1rem, 4vw, 2rem);
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.jump-nav__list::-webkit-scrollbar {
  display: none;
}

.jump-nav__list a {
  display: block;
  padding: 0.4em 0.85em;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
  white-space: nowrap;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background-color: var(--color-bg);
  transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.jump-nav__list a:hover {
  color: var(--color-accent);
  border-color: var(--color-accent-soft);
  background-color: var(--color-accent-soft);
}

/* Layout */
.layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  max-width: var(--layout-max);
  margin-inline: auto;
  padding: var(--space-lg) clamp(1rem, 4vw, 2rem) var(--space-xl);
}

.sidebar {
  display: none;
}

.sidebar__heading {
  margin: 0 0 var(--space-sm);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.sidebar__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.15em;
}

.sidebar__list a {
  display: block;
  padding: 0.45em 0.75em;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: none;
  border-radius: var(--radius-sm);
  border-left: 2px solid transparent;
  transition: color 0.2s ease, background-color 0.2s ease, border-color 0.2s ease;
}

.sidebar__list a:hover {
  color: var(--color-accent);
  background-color: var(--color-accent-soft);
  border-left-color: var(--color-accent);
}

/* Content blocks */
.content {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  min-width: 0;
}

.block {
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-block);
  overflow: hidden;
  scroll-margin-top: 4.5rem;
}

.block__title {
  margin: 0;
  padding: var(--space-sm) var(--space-md);
  font-size: var(--text-h2);
  font-weight: 600;
  line-height: var(--line-height-heading);
  color: var(--color-text);
  background-color: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}

.block__body {
  padding: var(--space-md);
}

.block__body p {
  margin: 0 0 var(--space-sm);
}

.block__body p:last-child {
  margin-bottom: 0;
}

.block__body ul {
  margin: 0 0 var(--space-sm);
  padding-left: 1.25rem;
}

.block__body li {
  margin-bottom: 0.45em;
}

.block__body li:last-child {
  margin-bottom: 0;
}

.block--highlight {
  border-color: rgba(194, 65, 12, 0.25);
}

.block--highlight .block__title {
  background-color: var(--color-highlight);
  color: var(--color-accent-dark);
}

.block--contact {
  border-color: var(--color-accent);
  background: linear-gradient(135deg, var(--color-highlight) 0%, var(--color-surface) 100%);
}

.block--contact .block__title {
  background-color: transparent;
  border-bottom-color: rgba(194, 65, 12, 0.2);
}

.block--contact a {
  font-weight: 600;
  word-break: break-all;
}

/* Retention definition list */
.retention-list {
  margin: 0 0 var(--space-sm);
}

.retention-list dt {
  font-weight: 600;
  color: var(--color-text);
  margin-top: var(--space-sm);
}

.retention-list dt:first-child {
  margin-top: 0;
}

.retention-list dd {
  margin: 0.2em 0 0;
  padding-left: 0.75rem;
  border-left: 3px solid var(--color-accent-soft);
  color: var(--color-text-muted);
}

/* Desktop sidebar layout */
@media (min-width: 1024px) {
  .jump-nav {
    display: none;
  }

  .layout {
    grid-template-columns: var(--sidebar-width) 1fr;
    align-items: start;
  }

  .sidebar {
    display: block;
    position: sticky;
    top: var(--space-lg);
    max-height: calc(100vh - var(--space-xl));
    overflow-y: auto;
    padding: var(--space-md);
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-block);
  }

  .content {
    max-width: var(--content-max);
  }

  .block {
    scroll-margin-top: var(--space-lg);
  }
}

@media (min-width: 1280px) {
  :root {
    --layout-max: 72rem;
    --sidebar-width: 17rem;
  }
}

@media (min-width: 1440px) {
  :root {
    --content-max: 42rem;
  }
}

/* Small screens */
@media (max-width: 359px) {
  .hero {
    padding-block: 1.5rem;
  }

  .block__body {
    padding: var(--space-sm);
  }

  .block__title {
    padding-inline: var(--space-sm);
  }

  .jump-nav__list {
    padding-inline: 0.75rem;
  }
}

@media (max-width: 767px) {
  .block__body ul {
    padding-left: 1rem;
  }
}