/*
  Struktur:
  reset → base → layout → components → sections → utilities
  Sonrakı qatlar əvvəlkiləri üstələyir, ona görə !important lazım olmur.
*/
@layer reset, base, layout, components, sections, utilities;

/* ===== reset ===== */
@layer reset {
  *, *::before, *::after { box-sizing: border-box; }
  * { margin: 0; }
  html { -webkit-text-size-adjust: 100%; interpolate-size: allow-keywords; }
  img, svg, video { display: block; max-width: 100%; height: auto; }
  input, button, textarea, select { font: inherit; color: inherit; }
  ul[class], ol[class] { list-style: none; padding: 0; }
  fieldset { border: 0; padding: 0; min-width: 0; }
  [hidden] { display: none !important; }
}

/* ===== base ===== */
@layer base {
  html {
    scroll-behavior: smooth;
    scroll-padding-top: calc(var(--header-h) + 16px);
  }

  body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--c-text);
    background: var(--c-bg);
    -webkit-font-smoothing: antialiased;
  }

  h1, h2, h3 {
    font-family: var(--font-display);
    color: var(--c-ink);
    line-height: 1.08;
    text-wrap: balance;
  }

  h2 {
    font-size: clamp(1.75rem, 1.2rem + 2.2vw, 2.75rem);
    font-weight: 750;
    font-stretch: 112%;
    letter-spacing: -0.01em;
  }

  h3 { font-size: 1.125rem; font-weight: 650; }

  p { text-wrap: pretty; }

  a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 3px; }

  :focus-visible {
    outline: 3px solid var(--c-gold);
    outline-offset: 3px;
    border-radius: 2px;
  }

  ::selection { background: var(--c-gold); color: var(--c-ink); }

  .icon {
    width: 1.25em;
    height: 1.25em;
    flex-shrink: 0;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
  }
}

/* ===== layout ===== */
@layer layout {
  .container {
    width: min(100% - 2 * var(--gutter), var(--container));
    margin-inline: auto;
  }

  .section { padding-block: var(--section-y); }

  .section--tint { background: var(--c-tint); }

  .section--dark {
    background: var(--c-ink-deep);
    color: var(--c-muted-on-dark);

    & h2, & h3 { color: #fff; }
  }

  .section-head {
    max-width: 640px;
    margin-bottom: clamp(40px, 5vw, 64px);

    & h2 { margin-bottom: 16px; }
    & p:not(.kicker) { font-size: 1.0625rem; color: var(--c-muted); }
  }

  .section--dark .section-head p:not(.kicker) { color: var(--c-muted-on-dark); }
}

/* ===== components ===== */
@layer components {

  /* Düymələr */
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    min-height: 48px;
    padding: 12px 22px;
    border: 1.5px solid transparent;
    border-radius: var(--radius-s);
    font-weight: 600;
    font-size: 0.975rem;
    line-height: 1.2;
    text-decoration: none;
    cursor: pointer;
    transition: background-color .15s, border-color .15s, color .15s, transform .15s var(--ease);

    &:active { transform: translateY(1px); }
    &:disabled { opacity: .6; cursor: progress; }
  }

  .btn--sm { min-height: 40px; padding: 8px 16px; font-size: 0.9rem; }
  .btn--block { width: 100%; }

  .btn--primary {
    background: var(--c-gold);
    color: var(--c-ink);
    &:hover { background: var(--c-gold-hover); }
  }

  .btn--outline {
    border-color: currentColor;
    color: var(--c-ink);
    &:hover { background: var(--c-ink); border-color: var(--c-ink); color: #fff; }
  }

  .btn--outline-light {
    border-color: var(--c-line-dark);
    color: #fff;
    &:hover { border-color: #fff; }
  }

  /* Kiçik başlıq (bölmə adı) */
  .kicker {
    margin-bottom: 14px;
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--c-gold-text);
  }
  .section--dark .kicker { color: var(--c-gold); }

  .lead { font-size: clamp(1.0625rem, 1rem + .3vw, 1.1875rem); }

  /* Loqo və ad */
  .brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--c-ink);
  }

  .brand__logo {
    width: 52px;
    height: 52px;
    flex-shrink: 0;
  }

  .brand__text {
    display: grid;
    line-height: 1.15;

    & strong { font-family: var(--font-display); font-weight: 750; font-stretch: 112%; font-size: 1.125rem; letter-spacing: 0.01em; }
    & small { font-size: 0.8rem; color: var(--c-gold-text); font-weight: 500; }
  }

  /* Siyahı işarələri */
  .checklist {
    display: grid;
    gap: 12px;

    & li { display: flex; gap: 12px; align-items: flex-start; }
    & .icon { margin-top: 2px; color: var(--c-ink); background: var(--c-gold); border-radius: 50%; padding: 3px; stroke-width: 2.6; }
  }

  /* Yapışqan etiket */
  .sticker {
    position: absolute;
    left: -14px;
    bottom: 28px;
    padding: 10px 16px;
    background: var(--c-gold);
    color: var(--c-ink);
    font-family: var(--font-display);
    font-weight: 700;
    font-stretch: 110%;
    font-size: 0.95rem;
    border-radius: var(--radius-s);
    box-shadow: 0 10px 24px -10px rgb(11 34 64 / 0.45);
    rotate: -3deg;
  }

  /* Forma */
  .field {
    display: grid;
    gap: 6px;
    margin-bottom: 18px;

    & label, & legend {
      font-size: 0.9rem;
      font-weight: 600;
      color: var(--c-ink);
    }
    & legend { margin-bottom: 8px; }
  }

  .field__optional { font-weight: 400; color: var(--c-muted); }

  .field input:not([type="checkbox"]),
  .field select,
  .field textarea {
    width: 100%;
    min-height: 48px;
    padding: 11px 14px;
    background: #fff;
    border: 1px solid #c8cac4;
    border-radius: var(--radius-s);
    transition: border-color .15s, box-shadow .15s;

    &::placeholder { color: #9a9ea6; }
    &:hover { border-color: #9a9ea6; }
    &:focus { outline: none; border-color: var(--c-ink); box-shadow: 0 0 0 3px rgb(214 160 73 / 0.5); }
    &[aria-invalid="true"] { border-color: var(--c-error); }
  }

  .field textarea { resize: vertical; min-height: 96px; }

  .field select {
    appearance: none;
    padding-right: 40px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2314161a' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 18px;
  }

  .field__error { font-size: 0.85rem; color: var(--c-error); }

  .chips { display: flex; flex-wrap: wrap; gap: 8px; }

  .chip {
    position: relative;
    display: inline-flex;
    align-items: center;
    min-height: 40px;
    padding: 8px 16px;
    border: 1px solid #c8cac4;
    border-radius: 999px;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    user-select: none;
    transition: background-color .15s, border-color .15s;

    & input { position: absolute; inset: 0; width: 100%; height: 100%; margin: 0; opacity: 0; pointer-events: none; }
    &:hover { border-color: var(--c-ink); }
    &:has(input:checked) { background: var(--c-ink); border-color: var(--c-ink); color: #fff; }
    &:has(input:focus-visible) { outline: 3px solid var(--c-gold); outline-offset: 2px; }
  }

  /* Bot üçün gizli sahə */
  .hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

  .form-status {
    min-height: 1.4em;
    margin-top: 12px;
    font-size: 0.9rem;
    text-align: center;

    &[data-state="error"] { color: var(--c-error); }
  }

  .skip-link {
    position: absolute;
    left: 16px;
    top: -100px;
    z-index: 1000;
    padding: 10px 16px;
    background: var(--c-gold);
    color: var(--c-ink);
    font-weight: 600;
    border-radius: var(--radius-s);

    &:focus { top: 12px; }
  }
}

/* ===== sections ===== */
@layer sections {

  /* --- Header --- */
  .site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgb(255 255 255 / 0.94);
    backdrop-filter: saturate(1.4) blur(8px);
    border-bottom: 1px solid var(--c-line);
  }

  .site-header__inner {
    display: flex;
    align-items: center;
    gap: 32px;
    height: var(--header-h);
  }

  .main-nav {
    display: flex;
    gap: 28px;
    margin-left: auto;
    font-size: 0.95rem;
    font-weight: 500;

    & a {
      color: var(--c-text);
      text-decoration: none;
      padding-block: 6px;
      border-bottom: 2px solid transparent;
      transition: border-color .15s;
    }
    & a:hover { border-color: var(--c-gold); }
  }

  .site-header__actions { display: flex; align-items: center; gap: 16px; }

  .header-phone {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
    white-space: nowrap;
    color: var(--c-ink);
  }

  .burger {
    display: none;
    width: 44px;
    height: 44px;
    place-items: center;
    background: none;
    border: 1px solid var(--c-line);
    border-radius: var(--radius-s);
    cursor: pointer;

    & .icon { width: 22px; height: 22px; }
    & .icon--close { display: none; }
  }

  body:has(.mobile-nav:popover-open) .burger {
    & .icon--open { display: none; }
    & .icon--close { display: block; }
  }

  .mobile-nav {
    position: fixed;
    inset: var(--header-h) 0 auto 0;
    width: 100%;
    max-height: calc(100dvh - var(--header-h));
    margin: 0;
    padding: 12px var(--gutter) 28px;
    border: 0;
    border-bottom: 1px solid var(--c-line);
    background: #fff;
    box-shadow: 0 24px 40px -24px rgb(11 34 64 / 0.35);
    overflow-y: auto;

    &:popover-open { display: grid; }

    & a:not(.btn) {
      padding: 16px 0;
      border-bottom: 1px solid var(--c-line);
      font-family: var(--font-display);
      font-size: 1.25rem;
      font-weight: 650;
      color: var(--c-ink);
      text-decoration: none;
    }
    & .btn { margin-top: 20px; }

    &::backdrop { background: rgb(11 34 64 / 0.35); }
  }

  /* --- Hero --- */
  .hero {
    padding-block: clamp(40px, 6vw, 80px) clamp(48px, 6vw, 72px);
    overflow: clip;
  }

  /* SEO başlığı (h1) kiçik yazılır, böyük şüar isə <p>-dir */
  .hero__kicker {
    margin-bottom: 20px;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 500;
    line-height: 1.5;
    color: var(--c-muted);
  }

  .hero__title {
    margin-bottom: clamp(24px, 3vw, 32px);
    font-family: var(--font-display);
    color: var(--c-ink);
    text-wrap: balance;
    font-size: clamp(2.5rem, 1.4rem + 4.2vw, 4.75rem);
    font-weight: 800;
    font-stretch: 118%;
    line-height: 0.98;
    letter-spacing: -0.02em;

    & mark {
      background: linear-gradient(transparent 60%, var(--c-gold) 60% 90%, transparent 90%);
      color: inherit;
      padding-inline: 0.06em;
      box-decoration-break: clone;
      -webkit-box-decoration-break: clone;
    }
  }

  .hero__grid {
    display: grid;
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    gap: clamp(32px, 5vw, 72px);
    align-items: center;
  }

  .hero__body .lead { max-width: 44ch; margin-bottom: 32px; }

  .hero__actions { display: flex; flex-wrap: wrap; gap: 12px; }

  .hero__note { margin-top: 18px; font-size: 0.9rem; color: var(--c-muted); }

  .hero__media {
    position: relative;

    & img {
      width: 100%;
      aspect-ratio: 4 / 3;
      object-fit: cover;
      border-radius: var(--radius-l);
      background: var(--c-tint);
    }
  }

  .facts {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    margin-top: clamp(40px, 5vw, 64px);
    border-top: 1px solid var(--c-line);

    & > div { padding: 22px 20px 0 0; }
    & > div + div { padding-left: 20px; border-left: 1px solid var(--c-line); }

    & dt {
      font-family: var(--font-display);
      font-size: clamp(1.75rem, 1.3rem + 1.4vw, 2.5rem);
      font-weight: 750;
      font-stretch: 112%;
      line-height: 1.1;
      color: var(--c-ink);
    }
    & dd { margin: 4px 0 0; font-size: 0.9rem; color: var(--c-muted); }
  }

  /* --- Haqqımda --- */
  .about {
    display: grid;
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    gap: clamp(32px, 6vw, 88px);
    align-items: center;
  }

  .about__media img {
    width: 100%;
    aspect-ratio: 4 / 5;
    object-fit: cover;
    border-radius: var(--radius-l);
  }

  .about__body {
    & h2 { margin-bottom: 24px; }
    & > p:not(.kicker) { margin-bottom: 16px; color: var(--c-muted); font-size: 1.0625rem; }
    & .checklist { margin-top: 28px; color: var(--c-ink); font-weight: 500; }
  }

  /* --- Təlim marşrutu --- */
  .route {
    --stop: 26px;
    --line: 4px;
    position: relative;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;

    /* sarı qırıq xətt, yol nişanlanması kimi */
    &::before {
      content: "";
      position: absolute;
      top: calc(var(--stop) / 2 - var(--line) / 2);
      left: 0;
      right: 0;
      height: var(--line);
      background: repeating-linear-gradient(90deg, var(--c-gold) 0 28px, transparent 28px 46px);
      opacity: .85;
    }
  }

  .route__stop {
    position: relative;
    padding-top: calc(var(--stop) + 28px);

    &::before {
      content: "";
      position: absolute;
      top: 0;
      left: 0;
      width: var(--stop);
      height: var(--stop);
      border-radius: 50%;
      background: var(--c-ink);
      border: 4px solid var(--c-gold);
    }

    & h3 { margin: 6px 0 10px; font-size: 1.25rem; font-stretch: 108%; }
    & p { font-size: 0.95rem; }
  }

  .route__num {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--c-gold);
  }


  /* --- Niyə mən --- */
  .why {
    display: grid;
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
    gap: clamp(32px, 6vw, 88px);
    align-items: start;
  }

  .why__head { position: sticky; top: calc(var(--header-h) + 32px); margin-bottom: 0; }

  .why__list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    column-gap: 40px;

    & li { padding: 24px 0; border-top: 1px solid var(--c-line); }
    & h3 { margin-bottom: 8px; }
    & p { color: var(--c-muted); font-size: 0.975rem; }
  }

  /* --- Qiymətlər --- */
  .plans {
    container-type: inline-size;
    display: grid;
    gap: 16px;
  }

  .plan {
    display: grid;
    grid-template-columns: 220px 1fr auto;
    gap: 32px;
    align-items: center;
    padding: 28px 32px;
    background: #fff;
    border: 1px solid var(--c-line);
    border-radius: var(--radius-m);
  }

  .plan--featured {
    border-color: var(--c-ink);
    box-shadow: inset 6px 0 0 var(--c-gold), var(--shadow-card);
  }

  .plan__badge {
    display: inline-block;
    margin-bottom: 8px;
    padding: 3px 10px;
    background: var(--c-ink);
    color: #fff;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 999px;
  }

  .plan__title h3 { font-size: 1rem; font-family: var(--font-body); font-weight: 600; color: var(--c-muted); }

  .plan__lessons {
    font-family: var(--font-display);
    font-size: 2.25rem;
    font-weight: 800;
    font-stretch: 115%;
    line-height: 1.1;
    color: var(--c-ink);

    & span { font-size: 1rem; font-weight: 600; font-stretch: 100%; color: var(--c-muted); }
  }

  .plan__desc { font-size: 0.9rem; color: var(--c-muted); }

  .plan__features {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px 24px;
    font-size: 0.95rem;

    & li { display: flex; gap: 10px; align-items: flex-start; }
    & .icon { margin-top: 3px; width: 1.1em; height: 1.1em; stroke-width: 2.4; }
  }

  .plan__buy {
    display: grid;
    gap: 12px;
    justify-items: end;
    min-width: 150px;
  }

  .plan__price {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 750;
    color: var(--c-ink);
  }

  @container (width < 760px) {
    .plan { grid-template-columns: 1fr; gap: 20px; padding: 24px; }
    .plan__buy { grid-template-columns: 1fr auto; align-items: center; justify-items: start; padding-top: 20px; border-top: 1px solid var(--c-line); }
  }

  @container (width < 460px) {
    .plan__features { grid-template-columns: 1fr; }
  }

  /* --- Suallar --- */
  .faq {
    display: grid;
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
    gap: clamp(32px, 6vw, 88px);
    align-items: start;
  }

  .faq__list details {
    border-top: 1px solid var(--c-line);

    &:last-child { border-bottom: 1px solid var(--c-line); }

    & summary {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 20px;
      padding: 22px 0;
      font-weight: 600;
      font-size: 1.0625rem;
      color: var(--c-ink);
      cursor: pointer;
      list-style: none;

      &::-webkit-details-marker { display: none; }

      /* + işarəsi, açılanda × olur */
      &::after {
        content: "";
        flex-shrink: 0;
        width: 14px;
        height: 14px;
        background:
          linear-gradient(currentColor, currentColor) center / 100% 2px no-repeat,
          linear-gradient(currentColor, currentColor) center / 2px 100% no-repeat;
        transition: rotate .2s var(--ease);
      }
    }

    &[open] summary::after { rotate: 45deg; }

    & p { padding-bottom: 22px; max-width: 60ch; color: var(--c-muted); }

    &::details-content {
      block-size: 0;
      overflow: clip;
      transition: block-size .25s var(--ease), content-visibility .25s allow-discrete;
    }
    &[open]::details-content { block-size: auto; }
  }

  /* --- Əlaqə --- */
  .contact {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: clamp(32px, 6vw, 88px);
    align-items: start;

    & h2 { margin-bottom: 18px; }
    & .lead { margin-bottom: 36px; max-width: 46ch; }
  }

  .contact-list {
    display: grid;

    & li {
      display: flex;
      gap: 16px;
      align-items: center;
      padding: 16px 0;
      border-top: 1px solid var(--c-line-dark);
    }
    & li:last-child { border-bottom: 1px solid var(--c-line-dark); }

    & .icon {
      width: 40px;
      height: 40px;
      padding: 10px;
      border-radius: var(--radius-s);
      background: var(--c-ink-soft);
      color: var(--c-gold);
    }

    & div { display: grid; }
    & a, & .contact-list__strong { color: #fff; font-weight: 600; text-decoration: none; }
    & a:hover { text-decoration: underline; }
    & span:not(.contact-list__strong) { font-size: 0.875rem; }
  }

  .form-card {
    padding: clamp(24px, 3vw, 36px);
    background: #fff;
    color: var(--c-text);
    border-radius: var(--radius-l);
    box-shadow: var(--shadow-card);
  }

  .form-card__title { margin-bottom: 24px; font-size: 1.5rem; font-stretch: 110%; color: var(--c-ink); }

  .form-card__privacy { margin-top: 4px; font-size: 0.8rem; color: var(--c-muted); text-align: center; }

  .form-success {
    display: grid;
    justify-items: center;
    gap: 10px;
    padding-block: 48px;
    text-align: center;

    &[hidden] { display: none; }
    &:focus { outline: none; }

    & .icon {
      width: 56px;
      height: 56px;
      padding: 12px;
      margin-bottom: 8px;
      border-radius: 50%;
      background: var(--c-gold);
      color: var(--c-ink);
      stroke-width: 2.4;
    }
    & h3 { font-size: 1.5rem; color: var(--c-ink); }
    & p { color: var(--c-muted); }
  }


  /* --- Kateqoriyalar --- */
  .categories {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
  }

  .category {
    display: flex;
    flex-direction: column;
    height: 100%;
    color: inherit;
    text-decoration: none;
    padding: 24px 20px;
    border: 1px solid var(--c-line);
    border-radius: var(--radius-m);
    background: #fff;
    transition: border-color .15s, transform .15s var(--ease);

    &:hover { border-color: var(--c-gold); transform: translateY(-2px); }
    & h3 { margin: 18px 0 4px; font-size: 1.0625rem; }
    & p { font-size: 0.875rem; color: var(--c-muted); }
  }

  .category__more {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: auto;
    padding-top: 18px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--c-gold-text);

    & .icon { width: 1em; height: 1em; transition: translate .15s var(--ease); }
  }
  .category:hover .category__more .icon { translate: 3px 0; }
  .category--main .category__more { color: var(--c-gold); }

  .category__code {
    display: grid;
    place-items: center;
    width: 52px;
    height: 52px;
    border: 2px solid var(--c-ink);
    border-radius: var(--radius-s);
    font-family: var(--font-display);
    font-size: 1.625rem;
    font-weight: 800;
    font-stretch: 115%;
    color: var(--c-ink);
  }

  .category--main {
    background: var(--c-ink);
    border-color: var(--c-ink);

    & h3 { color: #fff; }
    & p { color: var(--c-muted-on-dark); }
    & .category__code { background: var(--c-gold); border-color: var(--c-gold); }
  }

  .formats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-top: 12px;
  }

  .format {
    display: flex;
    gap: 18px;
    align-items: flex-start;
    padding: 24px;
    border-radius: var(--radius-m);
    background: var(--c-tint);

    & .icon {
      width: 48px;
      height: 48px;
      padding: 11px;
      border-radius: 50%;
      background: #fff;
      color: var(--c-gold-text);
    }
    & h3 { margin-bottom: 6px; }
    & p { color: var(--c-muted); font-size: 0.95rem; }
  }

  /* --- Mini test və sosial --- */
  .learn {
    display: grid;
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(32px, 5vw, 64px);
    align-items: start;
  }

  .quiz h2 { margin-bottom: 12px; }
  .quiz__intro { margin-bottom: 28px; color: var(--c-muted); }

  .quiz__card {
    padding: clamp(24px, 3vw, 36px);
    border: 1px solid var(--c-line);
    border-radius: var(--radius-l);
    background: #fff;
    box-shadow: var(--shadow-card);
  }

  .quiz__progress {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--c-gold-text);
  }

  .quiz__statement {
    min-height: 3.2em;
    margin: 10px 0 24px;
    font-family: var(--font-display);
    font-size: clamp(1.25rem, 1.05rem + .8vw, 1.625rem);
    font-weight: 700;
    line-height: 1.25;
    color: var(--c-ink);
    text-wrap: balance;
  }

  .quiz__answers { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

  .btn--answer {
    border-color: var(--c-line);
    background: #fff;
    color: var(--c-ink);

    &:hover:not(:disabled) { border-color: var(--c-ink); }
    &:disabled { cursor: default; opacity: 1; }
    &.is-correct { background: #e6f3ec; border-color: var(--c-success); color: var(--c-success); }
    &.is-wrong { background: #fbeceb; border-color: var(--c-error); color: var(--c-error); }
  }

  .quiz__feedback {
    min-height: 1.5em;
    margin-top: 18px;
    color: var(--c-text);

    &:empty { margin-top: 0; }
    & strong { color: var(--c-ink); }
  }

  .quiz__next { margin-top: 18px; }

  .social {
    padding: clamp(24px, 3vw, 32px);
    border-radius: var(--radius-l);
    background: var(--c-ink);
    color: var(--c-muted-on-dark);

    & h3 { margin-bottom: 10px; font-size: 1.375rem; font-stretch: 110%; color: #fff; }
  }

  .social__topics {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 20px 0 24px;

    & li {
      padding: 5px 12px;
      border: 1px solid var(--c-line-dark);
      border-radius: 999px;
      font-size: 0.85rem;
      color: #fff;
    }
  }

  .social__links { display: grid; gap: 10px; }

  .social__link {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 16px;
    border-radius: var(--radius-m);
    background: var(--c-ink-soft);
    color: #fff;
    text-decoration: none;
    transition: background-color .15s;

    &:hover { background: #1c3d63; }
    & .icon { width: 26px; height: 26px; color: var(--c-gold); }
    & span { display: grid; line-height: 1.3; }
    & small { color: var(--c-muted-on-dark); font-size: 0.8rem; }
  }

  /* --- Forma: iki sahə yan-yana --- */
  .field-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0 14px;
  }


  /* --- Kateqoriya səhifələri --- */
  .page-hero {
    padding-block: clamp(28px, 4vw, 48px) clamp(56px, 7vw, 96px);
    background: var(--c-tint);
  }

  .breadcrumb {
    margin-bottom: clamp(28px, 4vw, 48px);
    font-size: 0.875rem;

    & ol { display: flex; flex-wrap: wrap; gap: 6px; list-style: none; padding: 0; }
    & li { color: var(--c-muted); }
    & li + li::before { content: "/"; margin-right: 6px; color: var(--c-line); }
    & a { color: var(--c-muted); text-decoration: none; }
    & a:hover { color: var(--c-ink); text-decoration: underline; }
    & [aria-current] { color: var(--c-ink); font-weight: 500; }
  }

  .page-hero__grid {
    display: grid;
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: clamp(32px, 5vw, 72px);
    align-items: center;

    & .lead { max-width: 52ch; margin-bottom: 32px; }
  }

  .page-hero__title {
    margin-bottom: 20px;
    font-size: clamp(2rem, 1.3rem + 3vw, 3.5rem);
    font-weight: 800;
    font-stretch: 115%;
    letter-spacing: -0.015em;
  }

  .summary-card {
    position: relative;
    padding: 28px;
    background: var(--c-ink);
    border-radius: var(--radius-l);
    color: var(--c-muted-on-dark);
    box-shadow: var(--shadow-card);

    & dl { display: grid; gap: 16px; }
    & dl > div { padding-top: 16px; border-top: 1px solid var(--c-line-dark); }
    & dl > div:first-child { padding-top: 0; border-top: 0; }
    & dt { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.06em; }
    & dd { margin: 2px 0 0; font-size: 1.0625rem; font-weight: 600; color: #fff; }
  }

  .summary-card__code {
    position: absolute;
    top: -18px;
    right: 24px;
    display: grid;
    place-items: center;
    width: 56px;
    height: 56px;
    border-radius: var(--radius-s);
    background: var(--c-gold);
    color: var(--c-ink);
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 800;
    font-stretch: 115%;
  }

  .two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(32px, 5vw, 72px);

    & h2 { margin-bottom: 24px; font-size: clamp(1.5rem, 1.2rem + 1.2vw, 2rem); }
    & .checklist { font-weight: 500; color: var(--c-ink); }
  }

  .cta-band { padding-block: clamp(48px, 6vw, 72px); }

  .cta-band__inner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 24px;

    & h2 { margin-bottom: 8px; }
  }

  .categories--two { grid-template-columns: repeat(2, 1fr); }

  /* --- Footer --- */
  .site-footer {
    padding-block: 36px;
    border-top: 1px solid var(--c-line);
  }

  .site-footer__inner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
  }

  .site-footer__nav {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
    font-size: 0.9rem;

    & a { color: var(--c-muted); text-decoration: none; }
    & a:hover { color: var(--c-ink); }
  }

  .site-footer__copy { font-size: 0.85rem; color: var(--c-muted); }

  /* --- Mobil sabit panel --- */
  .quickbar {
    position: fixed;
    inset: auto 0 0 0;
    z-index: 40;
    display: none;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    padding: 10px var(--gutter) calc(10px + env(safe-area-inset-bottom));
    background: var(--c-ink-deep);
  }
}

/* ===== Responsive ===== */
@layer sections {
  @media (width < 1080px) {
    .main-nav { display: none; }
    .burger { display: grid; }
    .site-header__actions { margin-left: auto; }
  }

  @media (width < 900px) {
    .hero__grid,
    .about,
    .why,
    .faq,
    .learn,
    .page-hero__grid,
    .two-col,
    .contact { grid-template-columns: 1fr; }


    .hero__media { order: -1; }
    .why__head { position: static; }

    .facts { grid-template-columns: repeat(2, 1fr); }
    .facts > div:nth-child(3) { padding-left: 0; border-left: 0; }

    .route { grid-template-columns: 1fr; gap: 36px; }
    .route::before {
      top: 0;
      bottom: 0;
      left: calc(var(--stop) / 2 - var(--line) / 2);
      right: auto;
      width: var(--line);
      height: auto;
      background: repeating-linear-gradient(180deg, var(--c-gold) 0 28px, transparent 28px 46px);
    }
    .route__stop { padding-top: 0; padding-left: calc(var(--stop) + 24px); }
  }

  @media (width < 720px) {
    .header-phone,
    .site-header__actions > .btn { display: none; }

    .why__list { grid-template-columns: 1fr; }
    .categories, .categories--two { grid-template-columns: 1fr; }
    .summary-card { margin-top: 12px; }
    .formats { grid-template-columns: 1fr; }
    .field-row { grid-template-columns: 1fr; }

    .sticker { left: 12px; bottom: 12px; }

    .quickbar { display: grid; }
    body { padding-bottom: calc(68px + env(safe-area-inset-bottom)); }
  }
}

/* ===== utilities ===== */
@layer utilities {
  .visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip-path: inset(50%);
    white-space: nowrap;
  }

  @media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { transition-duration: 0s !important; animation-duration: 0s !important; }
  }
}