/* Foydo qo'llanmasi. Ranglar ilovadagi foydo-app/src/core/theme/tokens.css bilan bir xil. */

@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-display: swap;
  font-weight: 100 900;
  src: url('fonts/inter-latin-wght-normal.woff2') format('woff2-variations');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329,
    U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-display: swap;
  font-weight: 100 900;
  src: url('fonts/inter-cyrillic-wght-normal.woff2') format('woff2-variations');
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-display: swap;
  font-weight: 100 900;
  src: url('fonts/inter-cyrillic-ext-wght-normal.woff2') format('woff2-variations');
  unicode-range: U+0460-052F, U+1C80-1C8A, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F;
}

:root {
  --background: #f4f4f5;
  --card: #ffffff;
  --foreground: #18181b;
  --muted-foreground: #63636b;
  --border: #e4e4e7;
  --primary: #4f46e5;
  --primary-foreground: #ffffff;
  --primary-soft: #eef2ff;
  --ring: rgb(79 70 229 / 0.18);
  --frame: #18181b;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme='light']) {
    --background: #18181b;
    --card: #27272a;
    --foreground: #fafafa;
    --muted-foreground: #a1a1aa;
    --border: #3f3f46;
    --primary: #8b85f5;
    --primary-foreground: #16133f;
    --primary-soft: #2e2a5e;
    --ring: rgb(139 133 245 / 0.25);
    --frame: #3f3f46;
    color-scheme: dark;
  }
}
:root[data-theme='dark'] {
  --background: #18181b;
  --card: #27272a;
  --foreground: #fafafa;
  --muted-foreground: #a1a1aa;
  --border: #3f3f46;
  --primary: #8b85f5;
  --primary-foreground: #16133f;
  --primary-soft: #2e2a5e;
  --ring: rgb(139 133 245 / 0.25);
  --frame: #3f3f46;
  color-scheme: dark;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 76px;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--background);
  color: var(--foreground);
  font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
}

h1,
h2,
h3 {
  line-height: 1.25;
  margin: 0;
  letter-spacing: -0.01em;
}

p {
  margin: 0;
}

b {
  font-weight: 600;
}

.icon {
  width: 20px;
  height: 20px;
  flex: none;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
  border-radius: 6px;
}

/* --- Yuqori panel --- */

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 8px;
  height: 60px;
  padding: 0 16px;
  background: color-mix(in srgb, var(--background) 88%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-right: auto;
  font-size: 18px;
  font-weight: 700;
  text-decoration: none;
}

.brand img {
  border-radius: 8px;
}

.langs {
  display: flex;
  padding: 3px;
  border-radius: 10px;
  background: var(--card);
  border: 1px solid var(--border);
}

.langs a {
  min-width: 40px;
  padding: 4px 8px;
  border-radius: 7px;
  font-size: 14px;
  font-weight: 500;
  text-align: center;
  text-decoration: none;
  color: var(--muted-foreground);
}

.langs a[aria-current] {
  background: var(--primary);
  color: var(--primary-foreground);
}

.theme-toggle,
.open-app {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 38px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--foreground);
  font: inherit;
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
}

.theme-toggle {
  width: 38px;
}

.icon-moon {
  display: none;
}
:root[data-theme='dark'] .icon-sun {
  display: none;
}
:root[data-theme='dark'] .icon-moon {
  display: block;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme='light']) .icon-sun {
    display: none;
  }
  :root:not([data-theme='light']) .icon-moon {
    display: block;
  }
}

.open-app {
  padding: 0 14px;
  background: var(--primary);
  border-color: var(--primary);
  color: var(--primary-foreground);
}

.open-app .icon {
  width: 18px;
  height: 18px;
}

/* --- Joylashuv --- */

.layout {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 16px;
}

main {
  min-width: 0;
}

.toc ol {
  list-style: none;
  margin: 0;
  padding: 0;
}

.toc a {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--muted-foreground);
  font-size: 15px;
  font-weight: 500;
}

.toc a[aria-current] {
  color: var(--primary);
}

.toc-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--muted-foreground);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 10px;
}

/* Telefonda: mundarija — tepada suriladigan qator. */
@media (max-width: 959px) {
  .toc {
    position: sticky;
    top: 60px;
    z-index: 10;
    margin: 0 -16px;
    padding: 10px 16px;
    background: var(--background);
    border-bottom: 1px solid var(--border);
    overflow-x: auto;
    scrollbar-width: none;
  }
  .toc::-webkit-scrollbar {
    display: none;
  }
  .toc-title {
    display: none;
  }
  .toc ol {
    display: flex;
    gap: 8px;
    width: max-content;
  }
  .toc a {
    padding: 6px 12px;
    border-radius: 999px;
    background: var(--card);
    border: 1px solid var(--border);
    font-size: 14px;
    white-space: nowrap;
  }
  .toc a .icon {
    width: 18px;
    height: 18px;
  }
  .toc a[aria-current] {
    background: var(--primary);
    border-color: var(--primary);
    color: var(--primary-foreground);
  }
  html {
    scroll-padding-top: 124px;
  }
}

/* Kompyuterda: mundarija chapda, qotib turadi. */
@media (min-width: 960px) {
  .layout {
    display: grid;
    grid-template-columns: 220px minmax(0, 1fr);
    gap: 56px;
    padding: 0 32px;
  }
  .toc {
    position: sticky;
    top: 60px;
    align-self: start;
    padding-top: 48px;
  }
  .toc li + li {
    margin-top: 4px;
  }
  .toc a {
    padding: 8px 10px;
    border-radius: 10px;
  }
  .toc a:hover {
    background: var(--card);
    color: var(--foreground);
  }
  .toc a[aria-current] {
    background: var(--primary-soft);
  }
  .topbar {
    padding: 0 32px;
  }
}

@media (max-width: 559px) {
  .open-app span {
    display: none;
  }
  .open-app {
    width: 38px;
    padding: 0;
  }
  .brand span {
    display: none;
  }
}

/* --- Kirish qismi --- */

.hero {
  padding: 40px 0 16px;
  max-width: 680px;
}

.hero h1 {
  font-size: clamp(30px, 6vw, 44px);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.hero p {
  margin-top: 16px;
  font-size: 18px;
  color: var(--muted-foreground);
}

.flow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-top: 24px;
}

.flow span {
  padding: 8px 14px;
  border-radius: 999px;
  background: var(--card);
  border: 1px solid var(--border);
  font-size: 15px;
  font-weight: 600;
}

.flow span:last-child {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--primary-foreground);
}

.flow-arrow {
  color: var(--muted-foreground);
}

/* --- Bo'limlar --- */

.chapter {
  padding-top: 56px;
}

.chapter-head {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  max-width: 680px;
  margin-bottom: 8px;
}

.chapter-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  flex: none;
  border-radius: 12px;
  background: var(--primary-soft);
  color: var(--primary);
}

.chapter-icon .icon {
  width: 24px;
  height: 24px;
}

.chapter-head h2 {
  font-size: 28px;
  font-weight: 700;
  padding-top: 4px;
}

.chapter-head p {
  margin-top: 8px;
  color: var(--muted-foreground);
}

.step {
  display: grid;
  gap: 24px;
  margin-top: 32px;
  padding: 24px;
  border-radius: 20px;
  background: var(--card);
  border: 1px solid var(--border);
}

@media (min-width: 720px) {
  .step {
    grid-template-columns: 280px minmax(0, 1fr);
    gap: 40px;
    padding: 32px;
    align-items: start;
  }
}

.step-body h3 {
  font-size: 22px;
  font-weight: 700;
}

/* --- Telefon ramkasi va belgilar --- */

.phone {
  margin: 0 auto;
  width: 100%;
  max-width: 280px;
  padding: 8px;
  border-radius: 40px;
  background: var(--frame);
}

.screen {
  position: relative;
}

.shot {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 32px;
}

.shot-dark {
  display: none;
}
:root[data-theme='dark'] .shot-light {
  display: none;
}
:root[data-theme='dark'] .shot-dark {
  display: block;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme='light']) .shot-light {
    display: none;
  }
  :root:not([data-theme='light']) .shot-dark {
    display: block;
  }
}

.rings {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.ring {
  position: absolute;
  border: 2px solid var(--primary);
  border-radius: 10px;
  box-shadow: 0 0 0 4px var(--ring);
}

.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  flex: none;
  border-radius: 50%;
  background: var(--primary);
  color: var(--primary-foreground);
  font-size: 13px;
  font-weight: 700;
  line-height: 1;
}

/* Raqam halqaning chap-yuqori burchagidan tashqarida — belgilangan matnni yopmasin. */
.ring .badge {
  position: absolute;
  top: -11px;
  left: -17px;
  width: 22px;
  height: 22px;
  font-size: 12px;
  box-shadow: 0 0 0 2px var(--card);
}

.marks {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.marks li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.marks .badge {
  margin-top: 1px;
}

.tip {
  display: flex;
  gap: 12px;
  margin-top: 24px;
  padding: 14px 16px;
  border-radius: 14px;
  background: var(--primary-soft);
  font-size: 15px;
}

.tip .icon {
  color: var(--primary);
  margin-top: 2px;
}

/* --- Pastki qism --- */

.footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin: 64px 0 0;
  padding: 24px 0 40px;
  border-top: 1px solid var(--border);
  color: var(--muted-foreground);
  font-size: 15px;
}

.footer a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  text-decoration: none;
  font-weight: 500;
}

/* --- Til tanlash sahifasi (/) --- */

.choose {
  min-height: 100dvh;
  display: grid;
  place-content: center;
  gap: 24px;
  padding: 24px 16px;
  text-align: center;
}

.choose img {
  margin: 0 auto;
  border-radius: 16px;
}

.choose ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.choose a {
  display: block;
  min-width: 240px;
  padding: 14px 20px;
  border-radius: 14px;
  background: var(--card);
  border: 1px solid var(--border);
  font-size: 17px;
  font-weight: 600;
  text-decoration: none;
}

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