/* ═══════════════════════════════════════════════════════════════
   COMPONENTS — Переиспользуемые UI-компоненты и секции
   ═══════════════════════════════════════════════════════════════ */

/* ── 1. Button ──────────────────────────────────────────────── */
.btn {
  background: #2F5BFF;
  color: #F6F8FC;
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: 16px;
  line-height: 16px;
  width: 100%;
  padding: 19px 0;
  box-shadow: 0px 8px 20px 0px #2F5BFF01;
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  gap: 20px;
}

.btn:hover { opacity: 0.8; }

.btn--outline {
  border: 1px solid #2F5BFF;
  background: #FFFFFF14;
  color: var(--primary-dark);
  box-shadow: none;
}

.btn--white-text { color: var(--background); }

.btn--outline:hover {
  background: #2F5BFF;
  color: var(--background);
}

/* ── 2. Slider arrow ────────────────────────────────────────── */
.slider-arrow {
  width: 44px;
  height: 44px;
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  border: 1px solid #2F5BFF;
}

/* ── 3. Form inputs ─────────────────────────────────────────── */
.input-text {
  width: 100%;
  padding: 16.5px 20px;
  border: 1px solid #CDD5E3;
  background: var(--gray-blue);
  font-size: 13px;
  line-height: 18px;
  font-weight: 400;
  color: var(--text-main);
  transition: border-color 0.2s ease;
  box-shadow: 0px 2px 4px 0px #00000040;
  border-radius: 6px;
}

.input-text::placeholder { color: var(--graphite-text); }

.input-text:focus { border-color: var(--primary); }

.input-text--error { border-color: #e53935; }

.input-error-message {
  color: #e53935;
  font-size: 12px;
  line-height: 16px;
  margin-top: -4px;
}

/* ── 4. Checkbox ────────────────────────────────────────────── */
.checkbox {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  cursor: pointer;
}

.checkbox svg { display: none; }

.checkbox input[type="checkbox"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.checkbox > span {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
  background: transparent;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s ease, border-color 0.2s ease;
}

.checkbox input[type="checkbox"]:checked + span {
  background: var(--primary);
  border-color: var(--primary);
}

.checkbox:has(input[type="checkbox"]:checked) svg { display: block; }

.checkbox > .text-s {
  flex: 1;
  color: var(--text-secondary);
}

.checkbox > .text-s a {
  color: var(--primary);
  text-decoration: underline;
}

/* ── 5. Breadcrumb ──────────────────────────────────────────── */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 80px;
  color: var(--primary-dark);
  position: relative;
  z-index: 2;
}

.breadcrumb a { color: var(--muted); transition: color 0.2s ease; }
.breadcrumb a:hover { color: var(--primary-dark); }

@media (max-width: 1080px) {
  .breadcrumb { margin-bottom: 40px; }
}

@media (max-width: 1080px) {
  .breadcrumb { margin: 20px 0 40px; }
}

/* ── 6. Cookie banner ───────────────────────────────────────── */
.cookie-banner {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1000;
  background: var(--background);
  border-top: 1px solid var(--border);
  box-shadow: 0 -4px 24px rgba(0, 0, 0, 0.08);
  padding: 20px 0;
  transform: translateY(0);
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.cookie-banner--hidden {
  transform: translateY(110%);
  opacity: 0;
  pointer-events: none;
}

.cookie-banner__inner {
  max-width: 1280px;
  width: 100%;
  margin: 0 auto;
  padding: 0 40px;
  display: flex;
  align-items: center;
  gap: 40px;
}

.cookie-banner__content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.cookie-banner__title {
  display: flex;
  align-items: center;
  gap: 10px;
}

.cookie-banner__actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 260px;
  flex-shrink: 0;
}

.cookie-banner__btn { width: 100%; padding: 12px 24px; }

@media (max-width: 1080px) {
  .cookie-banner__inner { padding: 0 20px; gap: 24px; }
}

@media (max-width: 768px) {
  .cookie-banner { padding: 16px 0; }

  .cookie-banner__inner {
    padding: 0 16px;
    flex-direction: column;
    align-items: stretch;
    gap: 16px;
  }

  .cookie-banner__actions { width: 100%; }
}

/* ── 7. Modal callback ──────────────────────────────────────── */
.modal-callback {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(0, 0, 0, 0.5);
  overflow-y: auto;
  padding: 20px;
}

.modal-callback.open {
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-callback__box {
  position: relative;
  width: 100%;
  max-width: 568px;
  margin: auto;
  background: var(--white);
  overflow: hidden;
  background-image: url('../img/bg-modal.png');
  background-image: image-set(url('../img/bg-modal.webp') type('image/webp'), url('../img/bg-modal.png') type('image/png'));
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
}

.modal-callback__close {
  position: absolute;
  top: 32px;
  right: 40px;
  z-index: 2;
  width: 44px;
  height: 44px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-callback__content {
  position: relative;
  z-index: 1;
  padding: 40px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}

.modal-callback__title { color: var(--text-main); }
.modal-callback__description { color: var(--text-secondary); }

.modal-callback__form {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 38px;
  text-align: left;
}

@media (max-width: 768px) {
  .modal-callback__content { padding: 50px 20px; }
}

@media (max-width: 560px) {
  .modal-callback { padding: 0; align-items: flex-start; }
  .modal-callback__content { padding: 40px 16px; }
}

/* ── 8. Callback section ────────────────────────────────────── */
.callback {
  position: relative;
  padding: 40px 0;
  overflow: hidden;
}

.callback__img {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.callback__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.callback__inner {
  display: flex;
  flex-direction: column;
  position: relative;
  z-index: 2;
}

.callback__inner .section-group { margin-bottom: 40px; }

.callback__grid {
  position: relative;
  z-index: 2;
  gap: 20px;
  display: grid;
  grid-template-columns: minmax(380px, 590px) minmax(270px, 488px);
}

.callback__contacts {
  display: flex;
  flex-direction: column;
  gap: 20px;
  padding: 40px 50px;
  background: #27304A;
  box-shadow: 0px 2px 4px 0px #00000040;
  border-radius: 8px;
}

.callback__contact {
  display: flex;
  align-items: center;
  gap: 20px;
  padding-bottom: 20px;
  width: 100%;
  border-bottom: 1px solid #CDD5E366;
  color: var(--background);
}

.callback__contact svg { flex-shrink: 0; }

.callback__form {
  height: 100%;
  display: flex;
  flex-direction: column;
  gap: 20px;
  justify-content: space-between;
}

@media (max-width: 768px) {
  .callback__grid { grid-template-columns: 1fr; }
  .callback__form { height: max-content; gap: 10px; }
  .callback__contacts { padding: 10px; gap: 10px; }
  .callback__contact { padding-bottom: 10px; gap: 10px; }

  .callback {
    padding: 0 0 30px;
    background-image: url('../img/bg-callback.png');
    background-image: image-set(url('../img/bg-callback.webp') type('image/webp'), url('../img/bg-callback.png') type('image/png'));
    background-repeat: no-repeat;
    background-size: 100% 100%;
  }

  .callback__img { display: none; }
}

/* ── 9. Page intro (shared) ─────────────────────────────────── */
.page-intro {
  position: relative;
  margin-top: var(--header-height);
  padding: 64px 0;
}

.page-intro__img {
  position: absolute;
  width: 100%;
  height: 100%;
  left: 0;
  top: 0;
  object-fit: cover;
  object-position: center;
}

.page-intro__img--grad::after {
  position: absolute;
  background: linear-gradient(90deg, rgba(15, 23, 42, 0.65) 0%, rgba(15, 23, 42, 0.004) 50%, rgba(15, 23, 42, 0.001) 75%, rgba(15, 23, 42, 0) 100%),
    linear-gradient(0deg, rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.4));
  display: block;
  content: '';
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
}

.page-intro__inner {
  display: flex;
  flex-direction: column;
  position: relative;
  z-index: 2;
}

.page-intro__content {
  display: flex;
  text-align: center;
  align-items: center;
  gap: 40px;
  flex-direction: column;
}

.page-intro__content .btn { max-width: 285px; }

.page-intro__content h1,
.page-intro__content p {
  color: var(--background);
}

@media (max-width: 768px) {
  .page-intro { margin-top: calc(var(--header-height) + 10px); }
  .page-intro__content { gap: 20px; }
  .page-intro__content .btn { margin-top: 20px; max-width: 100%; }
}

/* ── 10. How We Work ────────────────────────────────────────── */
.hww .section-group { margin-bottom: 40px; }
.hww__arrows { display: none; }

.hww__items {
  display: flex;
  justify-content: space-between;
  position: relative;
  gap: 16px;
}

.hww__item {
  width: 203px;
  display: flex;
  flex-direction: column;
  text-align: center;
  align-items: center;
  position: relative;
}

.hww__title { margin-bottom: 10px; }

.hww__items > .hww__line {
  display: block;
  position: absolute;
  top: 60px;
  width: calc(100% - 200px);
  left: 100px;
}

.hww__items > .hww__line span {
  display: block;
  width: 100%;
  height: 1px;
  background: #2F5BFF80;
  filter: blur(1px);
}

.hww__items > .hww__line::before,
.hww__items > .hww__line::after {
  display: block;
  content: '';
  width: calc((100vw - 1000px) / 2);
  height: 1px;
  position: absolute;
  top: 0;
  box-shadow: 0px 4px 4px 0px #00000040;
}

.hww__items > .hww__line::before {
  background: linear-gradient(90deg, #FFFFFF 0%, #2F5BFF 100%);
  right: 100%;
}

.hww__items > .hww__line::after {
  background: linear-gradient(-90deg, #FFFFFF 0%, #2F5BFF 100%);
  left: 100%;
}

.hww__item-number {
  width: 122px;
  height: 122px;
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  margin-bottom: 20px;
}

.hww__item-number::before,
.hww__item-number::after {
  display: block;
  content: '';
  width: 11px;
  height: 11px;
  background: #FFFFFF;
  border: 0.25px solid #2F5BFF;
  box-shadow: 0px 4px 4px 0px #00000040;
  filter: blur(4px);
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
}

.hww__item-number::before { right: 100%; }
.hww__item-number::after  { left: 100%; }
.hww__item:nth-child(2) .hww__item-number::before { display: none; }
.hww__item:last-child .hww__item-number::after    { display: none; }

.hww__item-circle {
  background: #F6F8FC;
  border: 1px solid #CDD5E3;
  box-shadow: 0px 2px 2px 0px #00000040;
  filter: blur(2px);
  display: flex;
  justify-content: center;
  align-items: center;
  border-radius: 50%;
  width: 100%;
  height: 100%;
}

.hww__item-circle::after {
  background: linear-gradient(180deg, #5C66D6 0%, #4C57C8 50%, #3F4AB6 100%);
  border: 0.25px solid #1A2238;
  display: block;
  content: '';
  width: calc(100% - 14px);
  height: calc(100% - 14px);
  border-radius: 50%;
}

.hww__item-number .title-1 {
  display: block;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate3d(-50%, -50%, 0);
  color: var(--background);
  text-shadow:
    -1px -1px 0 var(--primary-dark),
     1px -1px 0 var(--primary-dark),
    -1px  1px 0 var(--primary-dark),
     1px  1px 0 var(--primary-dark);
}

@media (max-width: 1280px) {
  .hww__items > .hww__line::after,
  .hww__items > .hww__line::before { display: none; }
}

@media (max-width: 768px) {
  .hww__arrows {
    display: flex;
    width: 100%;
    justify-content: space-between;
    margin-top: 20px;
  }

  .hww__items {
    display: flex;
    flex-wrap: nowrap;
    justify-content: flex-start;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scrollbar-width: none;
    -ms-overflow-style: none;
  }

  .hww__items::-webkit-scrollbar { display: none; }

  .hww__items > .hww__line {
    --count: 0;
    width: calc((203px * var(--count)) + (16px * (var(--count) - 1)) - 200px);
    top: 31px;
  }

  .hww__item { scroll-snap-align: start; flex-shrink: 0; }

  .hww__item-number { width: 61px; height: 61px; margin-bottom: 10px; }

  .hww__item-circle {
    border: 1px solid #CDD5E3;
    box-shadow: 0px 2px 2px 0px #00000040;
    backdrop-filter: blur(2px);
  }

  .hww__item-circle::after { width: calc(100% - 5px); height: calc(100% - 5px); }
}

/* ── 11. Partners (generic slider) ─────────────────────────── */
.partners__wrapper { width: 100%; }

.partners__track {
  display: flex;
  flex-wrap: nowrap;
  padding-bottom: 2px;
  overflow-x: auto;
  user-select: none;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.partners__track::-webkit-scrollbar { display: none; }

.partners .section-group { margin-bottom: 40px; }

.partners__item {
  width: 140px;
  height: 82px;
  display: flex;
  justify-content: center;
  align-items: center;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid #4A4FA3;
  box-shadow: 0px 2px 2px 0px #00000040;
  margin-right: 11px;
  background: var(--background);
  padding: 10px;
}

.partners__item img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

@media (max-width: 1080px) {
  .partners__item { margin-right: 0; border-radius: 0; width: 305px; height: 170px; }
}

/* ── 12. Object types (shared template part) ────────────────── */
.types .section-group { margin-bottom: 40px; }

.types__grid {
  gap: 20px;
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.types__column { display: grid; gap: 20px; }

.types__card {
  padding: 10px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  height: 334px;
  background: #F6F8FC;
  border-radius: 18px;
  box-shadow: 0px 4px 4px 0px #00000040;
}

.types__img {
  width: 100%;
  height: 190px;
  border-radius: 8px;
  overflow: hidden;
}

.types__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  -webkit-mask-image: linear-gradient(to left, rgba(0, 0, 0, 1) 50%, rgba(0, 0, 0, 0) 100%);
  mask-image: linear-gradient(to left, rgba(0, 0, 0, 1) 50%, rgba(0, 0, 0, 0) 100%);
  -webkit-mask-repeat: no-repeat;
  mask-repeat: no-repeat;
}

.types__content {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

@media (min-width: 769px) {
  .types__card--left {
    flex-direction: row;
    gap: 0;
    height: 316px;
    position: relative;
    align-items: center;
    justify-content: flex-end;
  }

  .types__card--left .types__img {
    height: 286px;
    top: 10px;
    left: 10px;
    width: 276px;
    position: absolute;
  }

  .types__card--left .types__content { max-width: 296px; position: relative; z-index: 2; }

  .types__card--left .types__img img {
    -webkit-mask-image: linear-gradient(to right, rgba(0, 0, 0, 1) 50%, rgba(0, 0, 0, 0) 100%);
    mask-image: linear-gradient(to right, rgba(0, 0, 0, 1) 50%, rgba(0, 0, 0, 0) 100%);
  }

  .types__card--right {
    height: 210px;
    align-items: center;
    flex-direction: row;
    justify-content: flex-start;
    position: relative;
  }

  .types__card--right .types__img {
    height: 190px;
    top: 10px;
    right: 6px;
    width: 278px;
    position: absolute;
  }

  .types__card--right .types__content { max-width: 338px; position: relative; z-index: 2; }
}

@media (max-width: 1080px) {
  .types__card--left .types__content { max-width: 240px; }
}

@media (max-width: 768px) {
  .types__grid { grid-template-columns: 1fr; }
  .types__card { height: auto; gap: 10px; }
  .types__content { gap: 10px; }
}

/* ── 14. Gallery slider ─────────────────────────────────────── */
.project-gallery__slider {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.project-gallery__track {
  display: flex;
  gap: 16px;
  overflow-x: hidden;
  scroll-behavior: smooth;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.project-gallery__track::-webkit-scrollbar { display: none; }

.project-gallery--always-slider .project-gallery__track { overflow-x: auto; }

.project-gallery__item {
  flex: 0 0 calc(25% - 12px);
  height: 416px;
  overflow: hidden;
  scroll-snap-align: start;
}

.project-gallery__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.project-gallery__nav {
  display: flex;
  gap: 12px;
  justify-content: space-between;
}

.project-gallery__btn {
  width: 44px;
  height: 44px;
  border: 1px solid rgba(47, 91, 255, 0.3);
  border-radius: 50%;
  background: transparent;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s, border-color 0.2s;
  flex-shrink: 0;
}

.project-gallery__btn:hover {
  background: rgba(47, 91, 255, 0.08);
  border-color: #2F5BFF;
}

@media (min-width: 1081px) {
  .project-gallery__slider:not(.project-gallery--always-slider) .project-gallery__nav { display: none; }
}

@media (max-width: 1080px) {
  .project-gallery__track { overflow-x: auto; }
  .project-gallery__item { flex: 0 0 70vw; }
  .project-gallery__nav { display: flex; }
}

@media (max-width: 768px) {
  .project-gallery__item { flex: 0 0 calc(100vw - 20px); }
}

/* ── 15. Services block ─────────────────────────────────────── */
.services-block__inner { display: flex; flex-direction: column; }
.services-block__inner .section-group { margin-bottom: 40px; }

.services-block__grid {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.services-block__row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 20px;
  width: 100%;
}

.services-block__row:nth-child(odd) { grid-template-columns: 1fr 1fr; }

.services-card {
  display: flex;
  flex-direction: column;
  gap: 20px;
  padding: 28px 30px;
  background: #27304A;
  border-radius: 8px;
  width: 100%;
}

.services-block__row:nth-child(even) .services-card {
  padding: 10px;
  background: #1A2238;
}

.services-card .btn { margin-top: auto; }

.services-card__header {
  padding: 0 0 20px;
  border-bottom: 1px solid #CDD5E399;
  display: flex;
  align-items: center;
  gap: 20px;
}

.services-block--main .services-card__header { padding: 0 18px 20px; }

.services-card__number {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 60px;
  line-height: 56px;
  color: #5679FD;
}

.services-card__header p,
.services-card p { color: var(--background); }

.services-card__btn {
  padding: 13.5px 54px;
  align-items: center;
  display: flex;
  gap: 20px;
  transition: all 0.3s ease;
  color: var(--primary);
  margin-top: auto;
}

.services-card__btn:hover { padding-left: 64px; }

@media (max-width: 1220px) {
  .services-card__header { padding: 0 0 10px; }
  .services-card { padding: 20px; }
  .services-block--main .services-card__header { padding: 0 0 10px; }
}

@media (max-width: 1080px) {
  .services-block__row { grid-template-columns: 1fr 1fr; }
  .services-block__row:nth-child(even) .services-card:last-child { grid-column: span 2; }
}

@media (max-width: 768px) {
  .services-block__row:nth-child(even) .services-card:last-child { grid-column: 1; }
  .services-block__row:nth-child(odd)  { grid-template-columns: 1fr; }
  .services-block__row { grid-template-columns: 1fr; }
  .services-card { padding: 10px; }

  .services-card__btn {
    width: 100%;
    padding: 16px 0;
    display: flex;
    justify-content: center;
    border: 1px solid #2F5BFF;
  }

  .services-card__btn:hover { padding-left: 10px; }
  .services-card__number { font-size: 30px; line-height: 56px; }
}