/* ==========================================================
   BOSTON BARBERSHOP — style.css
   ========================================================== */

/* ---------- 1. Цвета и настройки (переменные) ---------- */
:root {
  --black: #0B0B0B;
  --dark: #151515;
  --milk: #F5F2EC;
  --bronze: #B18A5B;
  --gray: #A5A19A;

  --line: rgba(245, 242, 236, 0.12);
  --font-title: "Playfair Display", Georgia, serif;
  --font-text: "Inter", Arial, sans-serif;
  --header-height: 80px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---------- 2. Базовые стили ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--black);
  color: var(--milk);
  font-family: var(--font-text);
  font-weight: 300;
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

body.no-scroll {
  overflow: hidden;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- 3. Общие элементы ---------- */
.section {
  padding: 120px 0;
}

.section__head {
  text-align: center;
  margin-bottom: 64px;
}

.section__title {
  font-family: var(--font-title);
  font-weight: 500;
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  line-height: 1.2;
}

.eyebrow {
  color: var(--bronze);
  text-transform: uppercase;
  letter-spacing: 0.3em;
  font-size: 0.75rem;
  font-weight: 500;
  margin-bottom: 18px;
}

.demo-note {
  color: var(--gray);
  font-size: 0.85rem;
  margin-top: 14px;
  font-style: italic;
}

/* Кнопки */
.btn {
  display: inline-block;
  padding: 16px 34px;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  border: 1px solid transparent;
  transition: background 0.4s var(--ease), color 0.4s var(--ease),
              border-color 0.4s var(--ease), transform 0.4s var(--ease);
}

.btn--primary {
  background: var(--bronze);
  color: var(--black);
  border-color: var(--bronze);
}

.btn--primary:hover {
  background: transparent;
  color: var(--bronze);
  transform: translateY(-2px);
}

.btn--outline {
  border-color: var(--milk);
  color: var(--milk);
}

.btn--outline:hover {
  background: var(--milk);
  color: var(--black);
  transform: translateY(-2px);
}

.btn--full {
  width: 100%;
  margin-top: 8px;
}

/* ---------- 4. Header ---------- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 100;
  transition: background 0.4s var(--ease), border-color 0.4s var(--ease);
  border-bottom: 1px solid transparent;
}

.header.is-scrolled {
  background: rgba(11, 11, 11, 0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom-color: var(--line);
}

.header__inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 1.4rem;
  letter-spacing: 0.12em;
  line-height: 1;
  display: flex;
  flex-direction: column;
  position: relative;
  z-index: 120;
}

.logo span {
  font-family: var(--font-text);
  font-weight: 400;
  font-size: 0.55rem;
  letter-spacing: 0.5em;
  color: var(--bronze);
  margin-top: 6px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 40px;
}

.nav__list {
  display: flex;
  gap: 32px;
}

.nav__link {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  position: relative;
  padding: 6px 0;
  transition: color 0.3s;
}

.nav__link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 1px;
  background: var(--bronze);
  transition: width 0.4s var(--ease);
}

.nav__link:hover {
  color: var(--bronze);
}

.nav__link:hover::after {
  width: 100%;
}

.nav__cta {
  padding: 12px 24px;
}

/* Бургер */
.burger {
  display: none;
  width: 44px;
  height: 44px;
  background: none;
  border: none;
  position: relative;
  z-index: 120;
}

.burger span {
  position: absolute;
  left: 10px;
  width: 24px;
  height: 1.5px;
  background: var(--milk);
  transition: transform 0.4s var(--ease), opacity 0.3s, top 0.4s var(--ease);
}

.burger span:nth-child(1) { top: 15px; }
.burger span:nth-child(2) { top: 22px; }
.burger span:nth-child(3) { top: 29px; }

.burger.is-active span:nth-child(1) { top: 22px; transform: rotate(45deg); }
.burger.is-active span:nth-child(2) { opacity: 0; }
.burger.is-active span:nth-child(3) { top: 22px; transform: rotate(-45deg); }

/* ---------- 5. Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero__bg,
.hero__overlay {
  position: absolute;
  inset: 0;
}

.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  animation: heroZoom 18s ease-out forwards;
}

@keyframes heroZoom {
  from { transform: scale(1.12); }
  to   { transform: scale(1); }
}

.hero__overlay {
  background:
    linear-gradient(90deg, rgba(11, 11, 11, 0.88) 0%, rgba(11, 11, 11, 0.45) 60%, rgba(11, 11, 11, 0.2) 100%),
    linear-gradient(0deg, rgba(11, 11, 11, 0.9) 0%, transparent 35%);
}

.hero__content {
  position: relative;
  z-index: 2;
  padding-top: var(--header-height);
}

.hero__content > * {
  opacity: 0;
  transform: translateY(30px);
  animation: fadeUp 1s var(--ease) forwards;
}

.hero__content > *:nth-child(1) { animation-delay: 0.2s; }
.hero__content > *:nth-child(2) { animation-delay: 0.4s; }
.hero__content > *:nth-child(3) { animation-delay: 0.6s; }
.hero__content > *:nth-child(4) { animation-delay: 0.8s; }

@keyframes fadeUp {
  to { opacity: 1; transform: translateY(0); }
}

.hero__title {
  font-family: var(--font-title);
  font-weight: 500;
  font-size: clamp(2.8rem, 9vw, 7rem);
  line-height: 1.05;
  letter-spacing: 0.02em;
  margin-bottom: 28px;
}

.hero__text {
  max-width: 480px;
  color: rgba(245, 242, 236, 0.8);
  font-size: 1.05rem;
  margin-bottom: 40px;
}

.hero__buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.hero__scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  color: var(--gray);
}

.hero__scroll i {
  display: block;
  width: 1px;
  height: 48px;
  background: linear-gradient(var(--bronze), transparent);
  animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {
  0%   { transform: scaleY(0); transform-origin: top; }
  50%  { transform: scaleY(1); transform-origin: top; }
  51%  { transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ---------- 6. About ---------- */
.about {
  background: var(--dark);
}

.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about__images {
  position: relative;
  padding-bottom: 60px;
}

.about__img--main {
  width: 82%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
}

.about__img--small {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 48%;
  aspect-ratio: 1;
  object-fit: cover;
  border: 8px solid var(--dark);
}

.about__text .section__title {
  margin-bottom: 28px;
}

.about__text p {
  color: var(--gray);
  margin-bottom: 18px;
}

.about__facts {
  display: flex;
  gap: 40px;
  margin-top: 40px;
  padding-top: 32px;
  border-top: 1px solid var(--line);
}

.about__facts li {
  display: flex;
  flex-direction: column;
}

.about__facts strong {
  font-family: var(--font-title);
  font-size: 1.8rem;
  font-weight: 500;
  color: var(--bronze);
}

.about__facts span {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
}

/* ---------- 7. Services ---------- */
.services__list {
  max-width: 820px;
  margin: 0 auto;
}

.service {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
  transition: padding-left 0.4s var(--ease);
}

.service:first-child {
  border-top: 1px solid var(--line);
}

.service:hover {
  padding-left: 14px;
}

.service__info h3 {
  font-family: var(--font-title);
  font-weight: 500;
  font-size: 1.5rem;
  margin-bottom: 4px;
}

.service__info p {
  color: var(--gray);
  font-size: 0.9rem;
}

.service__line {
  flex: 1;
  height: 1px;
  border-top: 1px dashed var(--line);
  min-width: 20px;
}

.service__price {
  font-family: var(--font-title);
  font-size: 1.4rem;
  color: var(--bronze);
  white-space: nowrap;
}

.services__cta {
  text-align: center;
  margin-top: 56px;
}

/* ---------- 8. Barbers ---------- */
.barbers {
  background: var(--dark);
}

.barbers__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.barber-card {
  background: var(--black);
  transition: transform 0.5s var(--ease);
}

.barber-card:hover {
  transform: translateY(-8px);
}

.barber-card__photo {
  overflow: hidden;
  aspect-ratio: 4 / 5;
}

.barber-card__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%);
  transition: transform 0.8s var(--ease), filter 0.8s var(--ease);
}

.barber-card:hover .barber-card__photo img {
  transform: scale(1.06);
  filter: grayscale(0);
}

.barber-card__body {
  padding: 28px;
}

.barber-card__body h3 {
  font-family: var(--font-title);
  font-weight: 500;
  font-size: 1.4rem;
}

.barber-card__role {
  color: var(--bronze);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  margin: 4px 0 14px;
}

.barber-card__body p:last-child {
  color: var(--gray);
  font-size: 0.92rem;
}

/* ---------- 9. Gallery ---------- */
.gallery__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.gallery__item {
  position: relative;
  display: block;
  overflow: hidden;
  border: none;
  background: var(--dark);
  padding: 0;
  aspect-ratio: 1;
}

.gallery__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease), opacity 0.4s;
}

.gallery__item::after {
  content: "+";
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  font-weight: 200;
  color: var(--milk);
  background: rgba(11, 11, 11, 0.5);
  opacity: 0;
  transition: opacity 0.4s;
}

.gallery__item:hover img {
  transform: scale(1.08);
}

.gallery__item:hover::after {
  opacity: 1;
}

/* Окно увеличенного фото */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(11, 11, 11, 0.95);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s, visibility 0.4s;
}

.lightbox.is-open {
  opacity: 1;
  visibility: visible;
}

.lightbox__img {
  max-width: 100%;
  max-height: 90vh;
  object-fit: contain;
  transform: scale(0.94);
  transition: transform 0.5s var(--ease);
}

.lightbox.is-open .lightbox__img {
  transform: scale(1);
}

.lightbox__close {
  position: absolute;
  top: 20px;
  right: 28px;
  background: none;
  border: none;
  color: var(--milk);
  font-size: 3rem;
  line-height: 1;
  transition: color 0.3s, transform 0.3s;
}

.lightbox__close:hover {
  color: var(--bronze);
  transform: rotate(90deg);
}

/* ---------- 10. Booking ---------- */
.booking {
  background: var(--dark);
}

.booking__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.booking__text .section__title {
  margin-bottom: 24px;
}

.booking__text p {
  color: var(--gray);
}

.demo-banner {
  margin-top: 32px;
  padding: 18px 20px;
  border-left: 3px solid var(--bronze);
  background: rgba(177, 138, 91, 0.08);
  color: var(--milk) !important;
  font-size: 0.9rem;
}

.form {
  background: var(--black);
  padding: 40px;
  border: 1px solid var(--line);
}

.form__group {
  margin-bottom: 22px;
  flex: 1;
}

.form__row {
  display: flex;
  gap: 20px;
}

.form label {
  display: block;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--gray);
  margin-bottom: 8px;
}

.form input,
.form select {
  width: 100%;
  padding: 14px 16px;
  background: var(--dark);
  color: var(--milk);
  border: 1px solid var(--line);
  font-family: inherit;
  font-size: 1rem;
  font-weight: 300;
  outline: none;
  transition: border-color 0.3s;
  color-scheme: dark;
}

.form input::placeholder {
  color: #6b6862;
}

.form input:focus,
.form select:focus {
  border-color: var(--bronze);
}

.form .has-error {
  border-color: #c0584a;
}

.form__error {
  display: block;
  min-height: 18px;
  margin-top: 6px;
  font-size: 0.8rem;
  color: #e07a6b;
}

.form__success {
  margin-top: 20px;
  font-size: 0.92rem;
  color: var(--bronze);
  text-align: center;
}

/* ---------- 11. Testimonials ---------- */
.testimonials__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.review {
  padding: 40px 32px;
  background: var(--dark);
  border: 1px solid var(--line);
  transition: border-color 0.4s, transform 0.5s var(--ease);
}

.review:hover {
  border-color: var(--bronze);
  transform: translateY(-6px);
}

.review__stars {
  color: var(--bronze);
  letter-spacing: 0.2em;
  margin-bottom: 18px;
}

.review__text {
  font-family: var(--font-title);
  font-size: 1.15rem;
  line-height: 1.6;
  margin-bottom: 24px;
}

.review__author {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
}

.review__author span {
  display: block;
  color: var(--gray);
  font-size: 0.72rem;
  margin-top: 2px;
}

/* ---------- 12. Contact ---------- */
.contact {
  background: var(--dark);
}

.contact__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.contact__card {
  padding: 36px 28px;
  background: var(--black);
  border: 1px solid var(--line);
  text-align: center;
}

.contact__card h3 {
  font-family: var(--font-title);
  font-weight: 500;
  font-size: 1.2rem;
  margin-bottom: 14px;
}

/* Заметные плейсхолдеры */
.placeholder {
  display: inline-block;
  padding: 8px 12px;
  background: rgba(177, 138, 91, 0.12);
  border: 1px dashed var(--bronze);
  color: var(--bronze);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
}

/* ---------- 13. Footer ---------- */
.footer {
  background: var(--black);
  border-top: 1px solid var(--line);
  padding-top: 72px;
}

.footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 40px;
  padding-bottom: 56px;
}

.footer__brand p {
  color: var(--gray);
  margin-top: 20px;
  max-width: 280px;
  font-size: 0.9rem;
}

.footer__nav {
  display: grid;
  grid-template-columns: repeat(2, auto);
  gap: 12px 48px;
}

.footer__nav a {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--gray);
  transition: color 0.3s;
}

.footer__nav a:hover {
  color: var(--bronze);
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding-top: 24px;
  padding-bottom: 28px;
  border-top: 1px solid var(--line);
  color: var(--gray);
  font-size: 0.8rem;
}

/* ---------- 14. Анимация появления при прокрутке ---------- */
/* Класс "js" добавляется скриптом: без JS всё останется видимым */
.js .reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 1s var(--ease), transform 1s var(--ease);
}

.js .reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ==========================================================
   АДАПТИВНОСТЬ (планшеты и телефоны)
   ========================================================== */

/* Планшеты */
@media (max-width: 1000px) {
  .section { padding: 90px 0; }

  .about__grid,
  .booking__grid {
    grid-template-columns: 1fr;
    gap: 56px;
  }

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

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

/* Мобильное меню */
@media (max-width: 900px) {
  .burger {
    display: block;
  }

  .nav {
    position: fixed;
    inset: 0;
    z-index: 110;
    background: var(--black);
    flex-direction: column;
    justify-content: center;
    gap: 40px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s, visibility 0.4s;
  }

  .nav.is-open {
    opacity: 1;
    visibility: visible;
  }

  .nav__list {
    flex-direction: column;
    align-items: center;
    gap: 24px;
  }

  .nav__link {
    font-family: var(--font-title);
    font-size: 1.8rem;
    letter-spacing: 0.08em;
    text-transform: none;
  }

  .nav__cta {
    padding: 16px 34px;
  }
}

/* Телефоны */
@media (max-width: 640px) {
  .section { padding: 72px 0; }
  .section__head { margin-bottom: 44px; }

  .hero__buttons .btn {
    width: 100%;
    text-align: center;
  }

  .hero__scroll { display: none; }

  .barbers__grid,
  .testimonials__grid,
  .contact__grid {
    grid-template-columns: 1fr;
  }

  .gallery__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }

  .service {
    flex-wrap: wrap;
    gap: 6px 12px;
  }

  .service__line { display: none; }

  .service__info { flex: 1; }

  .form { padding: 28px 20px; }

  .form__row {
    flex-direction: column;
    gap: 0;
  }

  .about__facts { gap: 24px; }

  .footer__inner,
  .footer__bottom {
    flex-direction: column;
  }
}

/* ==========================================================
   УЛУЧШЕНИЕ 1: подсветка активного пункта меню
   ========================================================== */
.nav__link.is-active {
  color: var(--bronze);
}

.nav__link.is-active::after {
  width: 100%;
}

/* ==========================================================
   УЛУЧШЕНИЕ 2: кнопка «Наверх»
   ========================================================== */
.to-top {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 90;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1px solid var(--bronze);
  background: var(--bronze);
  color: var(--black);
  font-size: 1.3rem;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: opacity 0.4s var(--ease), transform 0.4s var(--ease),
              visibility 0.4s, background 0.3s, color 0.3s;
}

.to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.to-top:hover {
  background: transparent;
  color: var(--bronze);
}

/* ==========================================================
   УЛУЧШЕНИЕ 3: счётчики-достижения
   ========================================================== */
.stats {
  padding: 80px 0 56px;
  background: var(--black);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.stats__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.stat__number {
  font-family: var(--font-title);
  font-weight: 500;
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  line-height: 1;
  color: var(--bronze);
}

.stat__label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  color: var(--gray);
}

.stats__note {
  text-align: center;
  margin-top: 40px;
}

@media (max-width: 640px) {
  .stats { padding: 56px 0 40px; }

  .stats__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 40px 16px;
  }
}

/* ==========================================================
   УЛУЧШЕНИЕ 4: полоса прогресса прокрутки
   ========================================================== */
.progress {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 9999;
  width: 0;
  height: 4px;
  background: #B18A5B;
  pointer-events: none;
}

/* ==========================================================
   УЛУЧШЕНИЕ 5: блик, следующий за курсором, на кнопках
   ========================================================== */
.btn {
  position: relative;
  overflow: hidden;
  isolation: isolate;
}

.btn::before {
  content: "";
  position: absolute;
  left: var(--x, 50%);
  top: var(--y, 50%);
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(245, 242, 236, 0.25);
  transform: translate(-50%, -50%);
  transition: width 0.5s var(--ease), height 0.5s var(--ease);
  z-index: -1;
  pointer-events: none;
}

.btn:hover::before {
  width: 300px;
  height: 300px;
}

/* ==========================================================
   ПЕРЕКЛЮЧАТЕЛЬ ЯЗЫКА
   ========================================================== */
.lang {
  display: flex;
  gap: 4px;
}

.lang button {
  background: none;
  border: 1px solid var(--line);
  color: var(--gray);
  padding: 8px 10px;
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  transition: color 0.3s, border-color 0.3s, background 0.3s;
}

.lang button:hover {
  color: var(--bronze);
  border-color: var(--bronze);
}

.lang button.is-active {
  background: var(--bronze);
  border-color: var(--bronze);
  color: var(--black);
}