/* Dark, sharp, current. System type only.
   Azerbaijani uses Noto Sans because Avenir draws ə as a fallback glyph. */

@font-face {
  font-family: "Noto Sans AZ";
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url("../fonts/noto-sans-az.woff2") format("woff2");
}

:root {
  --paper: #10110f;
  --paper-raised: #1a1c18;
  --ink: #f4f5f0;
  --ink-muted: #a7aa9f;
  --line: #2e312b;
  --accent: #d6ff3f;
  --accent-deep: #c3f01a;
  --on-accent: #12140f;
  --sans: "Avenir Next", Avenir, "Segoe UI", ui-sans-serif, system-ui, sans-serif;
  --measure: 38rem;
  --page: 68rem;
  --header-offset: 6.5rem;
  color-scheme: dark;
}

html[lang="az"] {
  --sans: "Noto Sans AZ", "Segoe UI", sans-serif;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-offset);
  background: var(--paper);
}

body {
  margin: 0;
  background:
    radial-gradient(900px 420px at 100% -10%, rgba(214, 255, 63, 0.14), transparent 55%),
    var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.6;
}

h1,
h2,
h3,
.site-name {
  font-family: var(--sans);
  font-weight: 700;
  letter-spacing: -0.045em;
  text-wrap: balance;
}

h1 {
  margin: 0 0 0.4rem;
  font-size: clamp(2.7rem, 10vw, 4.6rem);
  line-height: 0.92;
}

h2 {
  margin: 0 0 0.85rem;
  font-size: clamp(1.7rem, 4vw, 2.3rem);
  line-height: 1.05;
}

h2::before {
  content: "";
  display: block;
  width: 1.6rem;
  height: 0.28rem;
  margin-bottom: 0.55rem;
  background: var(--accent);
  border-radius: 99px;
}

h3 {
  margin: 0 0 0.5rem;
  font-size: 1.25rem;
  line-height: 1.25;
}

p {
  margin: 0 0 0.9rem;
  max-width: var(--measure);
  text-wrap: pretty;
}

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

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

a:visited {
  color: var(--accent);
}

::selection {
  background: var(--accent);
  color: var(--on-accent);
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

a.skip-link:focus,
a.skip-link:focus-visible {
  position: fixed;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 30;
  width: auto;
  height: auto;
  margin: 0;
  padding: 0.55rem 0.8rem;
  overflow: visible;
  clip-path: none;
  background: var(--accent);
  color: var(--on-accent);
  text-decoration: none;
}

main:focus,
main:focus-visible {
  outline: none;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.wrap {
  width: min(var(--page), calc(100% - 2.5rem));
  margin-inline: auto;
}

.prose {
  max-width: var(--measure);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 5;
  background: rgba(16, 17, 15, 0.82);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(16px);
}

.header-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.35rem 1rem;
  padding-block: 0.7rem 0.55rem;
}

.site-name,
.site-name:visited {
  color: var(--ink);
  text-decoration: none;
  font-size: clamp(0.92rem, 3.7vw, 1.05rem);
  line-height: 1.15;
  letter-spacing: -0.04em;
  margin-left: 0;
  max-width: none;
  padding-block: 0.35rem;
  text-align: left;
  white-space: nowrap;
  flex: 1 1 auto;
  min-width: 0;
  transition: color 0.2s ease;
}

.menu-toggle {
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  width: 2.75rem;
  height: 2.75rem;
  margin-left: 0.75rem;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: transparent;
  color: var(--ink);
  cursor: pointer;
}

.menu-toggle-icon,
.menu-toggle-icon::before,
.menu-toggle-icon::after {
  display: block;
  width: 1.05rem;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
}

.menu-toggle-icon {
  position: relative;
}

.menu-toggle-icon::before,
.menu-toggle-icon::after {
  content: "";
  position: absolute;
  left: 0;
}

.menu-toggle-icon::before {
  top: -6px;
}

.menu-toggle-icon::after {
  top: 6px;
}

.menu-toggle[aria-expanded="true"] .menu-toggle-icon {
  background: transparent;
}

.menu-toggle[aria-expanded="true"] .menu-toggle-icon::before {
  top: 0;
  transform: rotate(45deg);
}

.menu-toggle[aria-expanded="true"] .menu-toggle-icon::after {
  top: 0;
  transform: rotate(-45deg);
}

.site-menu {
  display: none;
  flex: 1 0 100%;
  flex-direction: column;
  gap: 0.35rem;
  order: 3;
  padding: 0.35rem 0 0.85rem;
}

.site-menu.is-open {
  display: flex;
}

.site-name:hover {
  color: var(--accent);
}

.site-nav {
  flex: none;
  width: 100%;
  order: 0;
}

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

.nav-list a,
.nav-list a:visited {
  position: relative;
  color: var(--ink);
  display: block;
  padding-block: 0.75rem;
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  text-decoration: none;
}

.nav-list a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0.35rem;
  width: 100%;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease;
}

.nav-list a:hover::after,
.nav-list a:focus-visible::after {
  transform: scaleX(1);
}

.lang-switch {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.15rem 0.85rem;
  width: 100%;
  order: 0;
  padding-top: 0.35rem;
  border-top: 1px solid var(--line);
}

.lang-item {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.lang {
  display: grid;
  place-items: center;
  min-width: 2.75rem;
  min-height: 2.75rem;
  padding: 0.2rem;
  border: 0;
  border-radius: 999px;
  background: none;
  color: var(--ink);
  font: inherit;
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease;
}

.lang[aria-pressed="true"] {
  background: var(--accent);
  color: var(--on-accent);
}

.lang[aria-pressed="true"] .lang-code {
  text-decoration: none;
}

.lang[aria-disabled="true"] {
  color: var(--ink-muted);
  cursor: not-allowed;
}

.soon {
  color: var(--ink-muted);
  font-size: 0.75rem;
  line-height: 1.2;
  white-space: nowrap;
}

.soon[hidden] {
  display: none;
}

.hero {
  padding-block: 2.6rem 2.4rem;
}

.hero-copy > * {
  animation: rise 0.7s cubic-bezier(0.2, 0.7, 0.2, 1) both;
}

.hero-copy > *:nth-child(2) { animation-delay: 0.08s; }
.hero-copy > *:nth-child(3) { animation-delay: 0.16s; }
.hero-copy > *:nth-child(4) { animation-delay: 0.24s; }

.hero-pairs {
  margin-top: 2.2rem;
  animation: rise 0.8s 0.2s cubic-bezier(0.2, 0.7, 0.2, 1) both;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

.role {
  margin: 0 0 0.85rem;
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.lede {
  margin: 0;
  max-width: 34rem;
  font-size: 1.28rem;
  line-height: 1.4;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.action,
.action:visited {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.12rem;
  min-height: 2.75rem;
  padding: 0.7rem 0.95rem;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--paper-raised);
  color: inherit;
  text-decoration: none;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.action:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}

.action-kicker {
  color: var(--ink-muted);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.action-value {
  color: var(--ink);
  text-decoration: none;
  font-variant-numeric: tabular-nums;
  overflow-wrap: anywhere;
}

.label {
  margin: 0 0 0.45rem;
  color: var(--ink-muted);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.pair-list {
  list-style: none;
  margin: 0;
  padding: 0;
  max-width: 24rem;
}

.pair-list li {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  column-gap: 0.75rem;
  align-items: baseline;
  padding: 0.7rem 0.15rem;
  border-top: 1px solid var(--line);
  transition: color 0.2s ease;
}

.pair-list li:last-child {
  border-bottom: 1px solid var(--line);
}

.pair-list li:hover {
  color: var(--accent);
}

.pair-source { grid-column: 1; }
.pair-arrow { grid-column: 2; color: var(--accent); }
.pair-target { grid-column: 3; text-align: end; }

main > section:not(.hero) {
  padding-block: 2.6rem;
  border-top: 1px solid var(--line);
  scroll-margin-top: var(--header-offset);
}

.service + .service {
  margin-top: 1.6rem;
  padding-top: 1.6rem;
  border-top: 1px solid var(--line);
}

.diplomas {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.65rem 0.85rem;
  margin-top: 1.5rem;
  max-width: 26rem;
}

.diploma {
  margin: 0;
  min-width: 0;
}

.diploma-open {
  display: block;
  width: 100%;
  margin: 0;
  padding: 0;
  overflow: hidden;
  border: 0;
  border-radius: 12px;
  background: none;
  cursor: zoom-in;
  color: inherit;
}

.diploma img,
.diploma-open img {
  display: block;
  width: 100%;
  height: auto;
  border: 0;
  background: #fff;
  transition: transform 0.35s ease;
}

.diploma-open:hover img {
  transform: scale(1.04);
}

.diploma figcaption {
  margin-top: 0.4rem;
  color: var(--ink-muted);
  font-size: 0.75rem;
  line-height: 1.35;
}

.diploma-dialog {
  width: min(64rem, calc(100% - 1.5rem));
  max-height: calc(100vh - 1.5rem);
  margin: auto;
  padding: 0.75rem;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #171814;
  color: var(--ink);
}

.diploma-dialog::backdrop {
  background: rgba(0, 0, 0, 0.72);
}

.diploma-dialog img {
  display: block;
  width: 100%;
  height: auto;
  max-height: calc(100vh - 5.5rem);
  object-fit: contain;
  border: 0;
  border-radius: 8px;
  cursor: zoom-out;
}

.diploma-close {
  display: grid;
  place-items: center;
  width: 2.75rem;
  height: 2.75rem;
  margin: 0 0 0.35rem auto;
  padding: 0;
  border: 0;
  border-radius: 999px;
  background: var(--accent);
  color: var(--on-accent);
  font: inherit;
  font-size: 1.7rem;
  line-height: 1;
  cursor: pointer;
}

.contact-grid,
.price-grid {
  display: grid;
  gap: 1.8rem;
  margin-top: 1.5rem;
}

.field {
  margin-bottom: 1.05rem;
}

.field label {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--ink-muted);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--paper-raised);
  color: inherit;
  font: inherit;
  letter-spacing: inherit;
}

input,
select {
  min-height: 2.85rem;
  padding: 0.55rem 0.8rem;
}

textarea {
  min-height: 8.5rem;
  padding: 0.7rem 0.8rem;
  resize: vertical;
  line-height: 1.5;
}

select {
  cursor: pointer;
}

select option {
  background: #1a1c18;
  color: var(--ink);
}

::placeholder {
  color: var(--ink-muted);
  opacity: 1;
}

input:user-invalid,
select:user-invalid,
textarea:user-invalid {
  border-color: #ff6b57;
}

input[readonly] {
  color: var(--ink-muted);
}

.form-submit {
  display: inline-block;
  min-height: 2.85rem;
  margin-top: 0.35rem;
  padding: 0.7rem 1.2rem;
  border: 0;
  border-radius: 999px;
  background: var(--accent);
  color: var(--on-accent);
  font: inherit;
  font-weight: 700;
  letter-spacing: -0.02em;
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease;
}

.form-submit:hover {
  background: var(--accent-deep);
  transform: translateY(-2px);
}

.form-note,
.price-guide,
.price-note,
.price-individual {
  color: var(--ink-muted);
  font-size: 0.875rem;
}

.form-note {
  margin-top: 0.85rem;
}

.price-note {
  margin-top: 1rem;
  font-size: 0.75rem;
}

.price-result .form-submit {
  margin-top: 1.1rem;
}

.price-facts {
  margin: 0;
  padding: 0.35rem 0.9rem;
  border-radius: 16px;
  background: var(--paper-raised);
}

.price-facts div {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  padding-block: 0.65rem;
  border-bottom: 1px solid var(--line);
}

.price-facts div:last-child {
  border-bottom: 0;
}

.price-facts dt,
.price-facts dd {
  margin: 0;
}

.price-facts dt {
  color: var(--ink-muted);
  font-weight: 500;
}

.price-facts dd {
  font-variant-numeric: tabular-nums;
  text-align: end;
}

.price-facts dd[data-price-total] {
  color: var(--accent);
  font-weight: 800;
  font-size: 1.45rem;
  letter-spacing: -0.04em;
}

.price-arithmetic {
  margin-top: 0.9rem;
  font-variant-numeric: tabular-nums;
}

.price-guide {
  margin-top: 0.7rem;
}

.price-individual {
  margin: 0;
}

.field-meta {
  margin: 0.4rem 0 0;
  color: var(--ink-muted);
  font-size: 0.875rem;
}

.site-footer {
  padding-block: 1.4rem 2.4rem;
  border-top: 1px solid var(--line);
  color: var(--ink-muted);
  font-size: 0.8125rem;
  line-height: 1.5;
}

.site-footer p {
  margin: 0;
  max-width: 36rem;
}

.site-footer p + p {
  margin-top: 0.15rem;
}

.legal-name {
  color: var(--ink);
  font-size: 0.875rem;
}

.site-footer a,
.site-footer a:visited {
  color: inherit;
  overflow-wrap: anywhere;
}

.social {
  margin-top: 0.75rem;
}

.social ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.contact-form {
  margin: 0;
  max-width: 32rem;
}

[hidden] {
  display: none !important;
}

@media (max-width: 39.99rem) {
  .form-submit {
    width: 100%;
  }
}

@media (min-width: 52rem) {
  .wrap {
    width: min(var(--page), calc(100% - 4rem));
  }

  .header-inner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.75rem 1.5rem;
    padding-block: 0.85rem;
  }

  .menu-toggle {
    display: none;
  }

  .site-menu,
  .site-menu.is-open {
    display: contents;
    padding: 0;
  }

  .site-nav {
    flex: 0 1 auto;
    order: 1;
    width: auto;
  }

  .nav-list {
    flex-direction: row;
    justify-content: flex-end;
    gap: 0.15rem 1.15rem;
  }

  .nav-list a,
  .nav-list a:visited {
    display: inline-block;
    padding-block: 0.45rem;
    font-size: inherit;
    font-weight: 500;
    letter-spacing: 0;
  }

  .site-name {
    flex: 0 1 auto;
    order: 3;
    max-width: none;
    margin-left: auto;
    font-size: 1.15rem;
    text-align: right;
  }

  .lang-switch {
    flex: 0 0 auto;
    order: 2;
    width: auto;
    margin-left: 0;
    padding-top: 0;
    border-top: 0;
  }

  .hero {
    padding-block: 4rem 3.4rem;
  }

  .hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 36rem) minmax(14rem, 20rem);
    column-gap: 4rem;
    align-items: start;
    justify-content: space-between;
  }

  .hero-pairs {
    margin-top: 0.35rem;
  }

  main > section:not(.hero) {
    padding-block: 3.6rem;
  }

  .contact-grid {
    grid-template-columns: minmax(12rem, 16rem) minmax(0, 28rem);
    column-gap: 3rem;
    align-items: start;
  }

  .price-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(16rem, 0.85fr);
    column-gap: 3rem;
    align-items: start;
  }
}

@media (prefers-contrast: more) {
  :root {
    --ink: #fff;
    --ink-muted: #d5d5cc;
    --line: #8a8d82;
  }
}

@media (forced-colors: active) {
  :focus-visible {
    outline: 2px solid CanvasText;
  }

  .form-submit,
  .diploma-close {
    border: 1px solid CanvasText;
  }
}

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

  .site-header {
    backdrop-filter: none;
  }

  .hero-copy > *,
  .hero-pairs {
    animation: none;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

@media print {
  .site-header {
    position: static;
  }

  .skip-link,
  .lang-switch,
  .menu-toggle,
  .contact-form {
    display: none;
  }

  body {
    background: #fff;
    color: #111;
  }

  a {
    text-decoration: none;
  }
}