/* ===========================================================
   Vipuri Help Center — shared design system
   Ported directly from the Vipuri app's own styling:
   - Jost (headings/UI, uppercase, wide tracking)
   - Inter (body copy)
   - #AAAE9D page background / #D1D4C1 tile background
   - #FA470A accent, #d63f09 accent hover
   =========================================================== */

:root {
  --color-bg: #AAAE9D;
  --color-bg-tile: #D1D4C1;
  --color-bg-tile-hover: #c5c9b6;
  --color-accent: #FA470A;
  --color-accent-hover: #d63f09;
  --color-text: #1c1917;
  --color-text-muted: #57534e;
  --color-white: #ffffff;

  --font-display: 'Jost', sans-serif;
  --font-body: 'Inter', sans-serif;

  --sidebar-width: 272px;
  --content-max: 720px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
}

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

/* ---------- Layout shell ---------- */

.layout {
  display: flex;
  min-height: 100vh;
}

/* ---------- Sidebar (desktop) ---------- */

.sidebar {
  width: var(--sidebar-width);
  flex-shrink: 0;
  background: var(--color-bg-tile);
  padding: 40px 28px;
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
}

.sidebar-logo {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.1rem;
  letter-spacing: 0.14em;
  text-decoration: none;
  color: var(--color-text);
  transition: color 0.15s ease;
}

.sidebar-logo:hover {
  color: var(--color-accent);
}

.sidebar-eyebrow {
  font-family: var(--font-display);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin: 6px 0 36px;
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.nav-link {
  display: block;
  text-decoration: none;
  font-family: var(--font-display);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text);
  padding: 12px 14px;
  border-left: 2px solid transparent;
  transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.nav-link:hover {
  background: var(--color-accent);
  color: var(--color-white);
}

.nav-link.is-active {
  color: var(--color-accent);
  border-left-color: var(--color-accent);
  font-weight: 600;
}

.nav-link.is-active:hover {
  color: var(--color-white);
}

.nav-step-number {
  opacity: 0.6;
  margin-right: 8px;
}

.nav-group-label {
  font-family: var(--font-display);
  font-size: 0.66rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  padding: 20px 14px 6px;
}

.nav-group-label:first-of-type {
  padding-top: 8px;
}

.sidebar-footer {
  margin-top: auto;
  padding-top: 28px;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  text-decoration: none;
  font-family: var(--font-display);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  transition: color 0.15s ease;
}

.back-link:hover {
  color: var(--color-accent);
}

/* ---------- Mobile topbar ---------- */

.topbar {
  display: none;
  align-items: center;
  justify-content: space-between;
  padding: 18px 20px;
  background: var(--color-bg);
  position: relative;
  z-index: 50;
}

.topbar-logo {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: 0.14em;
  text-decoration: none;
  color: var(--color-text);
}

.menu-toggle {
  background: none;
  border: none;
  color: var(--color-text);
  cursor: pointer;
  padding: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.menu-toggle .icon-close {
  display: none;
}

.menu-toggle[aria-expanded="true"] .icon-menu {
  display: none;
}

.menu-toggle[aria-expanded="true"] .icon-close {
  display: block;
}

/* ---------- Main content ---------- */

.content {
  flex: 1;
  min-width: 0;
  padding: 64px 56px 96px;
}

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

.eyebrow {
  font-family: var(--font-display);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin: 0 0 14px;
}

h1.page-title {
  font-family: var(--font-display);
  font-weight: 300;
  text-transform: uppercase;
  letter-spacing: -0.01em;
  font-size: clamp(2.1rem, 4vw, 3.1rem);
  line-height: 1.05;
  margin: 0 0 20px;
}

h1.page-title .accent {
  color: var(--color-accent);
}

.page-intro {
  font-size: 1.02rem;
  color: var(--color-text-muted);
  max-width: 54ch;
  margin: 0 0 48px;
}

.note-banner {
  background: var(--color-bg-tile);
  border-left: 3px solid var(--color-accent);
  padding: 14px 18px;
  font-size: 0.92rem;
  margin: 0 0 40px;
}

.note-banner strong {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.78rem;
}

/* ---------- Steps ---------- */

.step {
  padding: 32px 0;
  border-top: 1px solid rgba(28, 25, 23, 0.12);
}

.step:first-of-type {
  border-top: none;
  padding-top: 0;
}

.step-title {
  font-family: var(--font-display);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  font-size: 1.08rem;
  margin: 0 0 12px;
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.step-number {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--color-accent);
  font-size: 0.95rem;
}

.step p {
  margin: 0 0 14px;
}

.step ul {
  margin: 0 0 14px;
  padding-left: 20px;
}

.step li {
  margin-bottom: 6px;
}

.method-heading {
  font-family: var(--font-display);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.85rem;
  color: var(--color-accent);
  margin: 56px 0 4px;
}

.method-heading:first-of-type {
  margin-top: 40px;
}

.method-sub {
  color: var(--color-text-muted);
  font-size: 0.92rem;
  margin: 0 0 8px;
}

kbd, .ui-label {
  font-family: var(--font-display);
  text-transform: uppercase;
  font-size: 0.82em;
  letter-spacing: 0.03em;
  background: var(--color-bg-tile);
  padding: 1px 7px;
  border-radius: 2px;
}

.tip {
  font-size: 0.92rem;
  color: var(--color-text-muted);
  border-left: 2px solid var(--color-bg-tile);
  padding-left: 14px;
  margin-top: 8px;
}

.tip strong {
  color: var(--color-text);
}

table.action-table {
  width: 100%;
  border-collapse: collapse;
  margin: 4px 0 16px;
  font-size: 0.92rem;
}

table.action-table th,
table.action-table td {
  text-align: left;
  padding: 8px 10px 8px 0;
  border-bottom: 1px solid rgba(28, 25, 23, 0.12);
}

table.action-table th {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.72rem;
  color: var(--color-text-muted);
}

table.action-table tr.highlight td {
  background: var(--color-bg-tile);
}

table.action-table tr.highlight td:first-child {
  border-left: 2px solid var(--color-accent);
  padding-left: 8px;
}

.plan-badge {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.62rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-left: 6px;
}

/* ---------- Screenshot placeholders ---------- */

.screenshot {
  border: 1px dashed rgba(28, 25, 23, 0.35);
  background: rgba(255, 255, 255, 0.25);
  padding: 36px 20px;
  text-align: center;
  margin: 18px 0 8px;
}

.screenshot svg {
  opacity: 0.5;
  margin-bottom: 10px;
}

.screenshot-label {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.72rem;
  color: var(--color-text-muted);
}

.screenshot-caption {
  font-size: 0.85rem;
  font-style: italic;
  color: var(--color-text-muted);
  margin: 6px 0 0;
}

/* ---------- FAQ page ---------- */

.faq-quicknav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 48px;
}

.faq-quicknav a {
  text-decoration: none;
  font-family: var(--font-display);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-text);
  background: var(--color-bg-tile);
  padding: 8px 14px;
  transition: background-color 0.15s ease, color 0.15s ease;
}

.faq-quicknav a:hover {
  background: var(--color-accent);
  color: var(--color-white);
}

.faq-category {
  margin-bottom: 56px;
  scroll-margin-top: 32px;
}

.faq-category-title {
  font-family: var(--font-display);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 0.85rem;
  color: var(--color-accent);
  margin: 0 0 18px;
}

.faq-item {
  border-top: 1px solid rgba(28, 25, 23, 0.12);
}

.faq-item:last-of-type {
  border-bottom: 1px solid rgba(28, 25, 23, 0.12);
}

.faq-item summary {
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 0.98rem;
  padding: 16px 28px 16px 0;
  position: relative;
  transition: color 0.15s ease;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: '+';
  position: absolute;
  right: 4px;
  top: 14px;
  color: var(--color-accent);
  font-size: 1.2rem;
  font-weight: 400;
  transition: transform 0.15s ease;
}

.faq-item[open] summary::after {
  content: '\2212';
}

.faq-item summary:hover {
  color: var(--color-accent-hover);
}

.faq-answer {
  margin: 0 0 20px;
  color: var(--color-text-muted);
  font-size: 0.95rem;
  max-width: 62ch;
}

/* ---------- Home page tiles ---------- */

.tile-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 3px;
  margin-top: 8px;
}

.tile {
  display: block;
  text-decoration: none;
  color: var(--color-text);
  background: var(--color-bg-tile);
  padding: 28px 24px;
  transition: background-color 0.15s ease, color 0.15s ease;
}

.tile:hover {
  background: var(--color-accent);
  color: var(--color-white);
}

.tile:hover .tile-desc {
  color: var(--color-white);
}

.tile-number {
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 300;
  line-height: 1;
  display: block;
  margin-bottom: 14px;
}

.tile-title {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 500;
  font-size: 1rem;
  margin-bottom: 8px;
}

.tile-desc {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  transition: color 0.15s ease;
}

.plan-note {
  display: inline-block;
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.68rem;
  color: var(--color-accent);
  margin-top: 10px;
}

.tile:hover .plan-note {
  color: var(--color-white);
}

/* ---------- Responsive ---------- */

@media (max-width: 860px) {
  .content {
    padding: 48px 40px 80px;
  }
}

@media (max-width: 768px) {
  .topbar {
    display: flex;
  }

  .sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    z-index: 40;
    height: 100vh;
    width: min(320px, 84vw);
    transform: translateX(-100%);
    transition: transform 0.2s ease;
    box-shadow: 2px 0 24px rgba(0, 0, 0, 0.15);
  }

  .sidebar.is-open {
    transform: translateX(0);
  }

  .sidebar-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 30;
  }

  .sidebar-backdrop.is-open {
    display: block;
  }

  .content {
    padding: 36px 24px 72px;
  }

  .tile-grid {
    grid-template-columns: 1fr;
  }
}