:root {
  --black: #000000;
  --dark: #111111;
  --dark-2: #151719;
  --gray-900: #222222;
  --gray-700: #555555;
  --gray-500: #939393;
  --gray-400: #999999;
  --gray-300: #bfbfbf;
  --gray-200: #d1d1d1;
  --gray-100: #e8e8e8;
  --white: #ffffff;
  --green: #199c68;
  --green-dark: #10833b;
  --green-glow: rgba(25, 156, 104, 0.25);
  --radius: 12px;
  --radius-lg: 20px;
  --transition: 0.25s ease;
  --header-h: 72px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Inter", system-ui, -apple-system, sans-serif;
  background: var(--black);
  color: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

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

a {
  color: var(--green);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--white);
}

.container {
  width: min(1200px, 100% - 48px);
  margin-inline: auto;
}

.section {
  padding: 100px 0;
}

.section--dark {
  background: var(--dark);
}

.section--accent {
  background: linear-gradient(180deg, var(--dark-2) 0%, var(--black) 100%);
}

.section__header {
  margin-bottom: 56px;
}

.section__header--center {
  text-align: center;
  max-width: 640px;
  margin-inline: auto;
  margin-bottom: 56px;
}

.section__label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 12px;
}

.section__header h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.section__subtitle {
  margin-top: 16px;
  color: var(--gray-500);
  font-size: 1rem;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--header-h);
  transition: background var(--transition), backdrop-filter var(--transition);
}

.header.scrolled {
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--white);
  font-size: 1.1rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  flex-shrink: 0;
}

.logo strong {
  font-weight: 800;
}

.nav {
  display: flex;
  gap: 20px;
  flex-shrink: 1;
  min-width: 0;
}

.nav a {
  color: var(--gray-300);
  font-size: 0.8125rem;
  font-weight: 500;
  white-space: nowrap;
}

.nav a:hover {
  color: var(--white);
}

.header__actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.header__actions .btn {
  white-space: nowrap;
}

.header__phone {
  color: var(--white);
  font-weight: 600;
  font-size: 0.9rem;
  white-space: nowrap;
}

.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.burger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  transition: var(--transition);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border: none;
  border-radius: 999px;
  font-family: inherit;
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

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

.btn--primary:hover {
  background: var(--green-dark);
  transform: translateY(-1px);
}

.btn--outline {
  background: transparent;
  color: var(--white);
  border: 1.5px solid rgba(255, 255, 255, 0.3);
}

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

.btn--ghost {
  background: rgba(255, 255, 255, 0.06);
  color: var(--white);
}

.btn--ghost:hover {
  background: rgba(25, 156, 104, 0.15);
  color: var(--green);
}

.btn--sm {
  padding: 10px 20px;
  font-size: 0.8rem;
}

.btn--lg {
  padding: 16px 32px;
  font-size: 1rem;
}

.btn--full {
  width: 100%;
}

.link-btn {
  background: none;
  border: none;
  color: var(--green);
  font-family: inherit;
  font-size: inherit;
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* Hero */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--header-h);
}

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

.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    105deg,
    rgba(0, 0, 0, 0.92) 0%,
    rgba(0, 0, 0, 0.75) 50%,
    rgba(0, 0, 0, 0.5) 100%
  );
}

.hero__content {
  position: relative;
  z-index: 1;
  padding: 80px 0;
  max-width: 720px;
}

.hero__label {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 20px;
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}

.hero h1 span {
  color: var(--green);
}

.hero__text {
  font-size: 1.1rem;
  color: var(--gray-300);
  max-width: 520px;
  margin-bottom: 36px;
}

.hero__buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 56px;
}

.hero__stats {
  display: flex;
  gap: 48px;
  flex-wrap: wrap;
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.stat strong {
  display: block;
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1;
  margin-bottom: 6px;
}

.stat span {
  font-size: 0.8rem;
  color: var(--gray-500);
}

/* About */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.about-grid__text p {
  color: var(--gray-300);
  margin-bottom: 16px;
}

.check-list {
  list-style: none;
  margin-top: 28px;
}

.check-list li {
  position: relative;
  padding-left: 28px;
  margin-bottom: 12px;
  color: var(--gray-200);
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 16px;
  height: 16px;
  background: var(--green);
  border-radius: 50%;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='white'%3E%3Cpath d='M9 16.2L4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4L9 16.2z'/%3E%3C/svg%3E") center / 10px no-repeat;
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='white'%3E%3Cpath d='M9 16.2L4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4L9 16.2z'/%3E%3C/svg%3E") center / 10px no-repeat;
}

.about-grid__images {
  position: relative;
  height: 480px;
}

.about-img {
  border-radius: var(--radius-lg);
  object-fit: cover;
}

.about-img--main {
  width: 75%;
  height: 85%;
  position: absolute;
  top: 0;
  right: 0;
}

.about-img--secondary {
  width: 55%;
  height: 50%;
  position: absolute;
  bottom: 0;
  left: 0;
  border: 4px solid var(--black);
}

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

.feature-card {
  background: var(--dark-2);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  transition: border-color var(--transition), transform var(--transition);
}

.feature-card:hover {
  border-color: rgba(25, 156, 104, 0.4);
  transform: translateY(-4px);
}

.feature-card__icon {
  width: 48px;
  height: 48px;
  background: rgba(25, 156, 104, 0.12);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--green);
  margin-bottom: 20px;
}

.feature-card__icon svg {
  width: 24px;
  height: 24px;
}

.feature-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.feature-card p {
  font-size: 0.875rem;
  color: var(--gray-500);
  line-height: 1.5;
}

/* Trainers */
.trainers-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.trainer-card {
  background: var(--dark);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.06);
  transition: transform var(--transition);
}

.trainer-card:hover {
  transform: translateY(-4px);
}

.trainer-card__body {
  padding: 28px 24px;
}

.trainer-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.trainer-card__role {
  font-size: 0.8rem;
  color: var(--green);
  font-weight: 600;
  margin-bottom: 12px;
}

.trainer-card__body > p {
  font-size: 0.875rem;
  color: var(--gray-500);
  margin-bottom: 20px;
}

/* Classes */
.classes-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.class-card {
  position: relative;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: all var(--transition);
}

.class-card:hover {
  background: rgba(25, 156, 104, 0.08);
  border-color: rgba(25, 156, 104, 0.3);
}

.class-card__tag {
  position: absolute;
  top: 16px;
  right: 16px;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: var(--green);
  color: var(--white);
  padding: 4px 10px;
  border-radius: 999px;
}

.class-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.class-card p {
  font-size: 0.85rem;
  color: var(--gray-500);
}

/* Pricing */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  align-items: stretch;
}

.price-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--dark);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  padding: 32px 24px 28px;
  text-align: center;
  transition: transform var(--transition);
}

.price-card:hover {
  transform: translateY(-4px);
}

.price-card--popular {
  border-color: var(--green);
  background: linear-gradient(180deg, rgba(25, 156, 104, 0.12) 0%, var(--dark) 100%);
  box-shadow: 0 0 0 1px var(--green), 0 12px 40px var(--green-glow);
  z-index: 1;
}

.price-card__badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--green);
  color: var(--white);
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 5px 14px;
  border-radius: 999px;
}

.price-card h3 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--gray-300);
  margin-bottom: 16px;
}

.price-card__price {
  font-size: 2.25rem;
  font-weight: 800;
  line-height: 1;
  margin-bottom: 8px;
}

.price-card__price span {
  font-size: 1.25rem;
  font-weight: 600;
}

.price-card__period {
  font-size: 0.8rem;
  color: var(--green);
  font-weight: 600;
  margin-bottom: 24px;
}

.price-card ul {
  list-style: none;
  text-align: left;
  flex: 1;
  margin-bottom: 24px;
}

.price-card li {
  font-size: 0.85rem;
  color: var(--gray-400);
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  padding-left: 20px;
  position: relative;
}

.price-card li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--green);
  font-size: 0.75rem;
}

.price-card .btn {
  width: 100%;
  margin-top: auto;
  flex-shrink: 0;
}

.pricing-note {
  text-align: center;
  margin-top: 32px;
  color: var(--gray-500);
  font-size: 0.9rem;
}

/* Schedule */
.schedule-wrapper {
  background: var(--dark-2);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.06);
  overflow: hidden;
}

.schedule-tabs {
  display: flex;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  overflow-x: auto;
}

.schedule-tab {
  flex: 1;
  min-width: 56px;
  padding: 16px;
  background: none;
  border: none;
  color: var(--gray-500);
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
}

.schedule-tab:hover {
  color: var(--white);
  background: rgba(255, 255, 255, 0.03);
}

.schedule-tab.active {
  color: var(--green);
  background: rgba(25, 156, 104, 0.1);
  box-shadow: inset 0 -2px 0 var(--green);
}

.schedule-list {
  padding: 8px 0;
}

.schedule-item {
  display: grid;
  grid-template-columns: 80px 1fr auto;
  gap: 20px;
  align-items: center;
  padding: 16px 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  transition: background var(--transition);
}

.schedule-item:last-child {
  border-bottom: none;
}

.schedule-item:hover {
  background: rgba(255, 255, 255, 0.02);
}

.schedule-item__time {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--green);
}

.schedule-item__name {
  font-weight: 600;
}

.schedule-item__trainer {
  font-size: 0.8rem;
  color: var(--gray-500);
}

.schedule-item__spots {
  font-size: 0.75rem;
  color: var(--gray-500);
  text-align: right;
}

.schedule-note {
  margin-top: 16px;
  font-size: 0.8rem;
  color: var(--gray-700);
  text-align: center;
}

/* Promo */
.promo__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.promo__content h2 {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 800;
  margin-bottom: 16px;
}

.promo__content p {
  color: var(--gray-300);
  margin-bottom: 28px;
  max-width: 480px;
}

.promo__image img {
  border-radius: var(--radius-lg);
  width: 100%;
  height: 360px;
  object-fit: cover;
}

/* Reviews */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.review-card {
  background: var(--dark);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-lg);
  padding: 28px;
}

.review-card p {
  font-size: 0.95rem;
  color: var(--gray-200);
  font-style: italic;
  margin-bottom: 20px;
  line-height: 1.6;
}

.review-card footer {
  font-size: 0.8rem;
  color: var(--gray-500);
  font-style: normal;
}

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  margin-bottom: 48px;
}

.contact-item {
  margin-bottom: 28px;
}

.contact-item strong {
  display: block;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--green);
  margin-bottom: 8px;
}

.contact-item p,
.contact-item a {
  color: var(--gray-200);
  font-size: 1rem;
}

.hours-list {
  list-style: none;
}

.hours-list li {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  color: var(--gray-300);
  font-size: 0.9rem;
  max-width: 280px;
}

.contact-social {
  display: flex;
  gap: 12px;
  margin-top: 32px;
}

.social-link {
  padding: 10px 18px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: var(--gray-300);
  font-size: 0.8rem;
  font-weight: 600;
  transition: all var(--transition);
}

.social-link:hover {
  border-color: var(--green);
  color: var(--green);
}

.social-link--wa:hover {
  border-color: #25d366;
  color: #25d366;
}

.contact-form,
.modal-form {
  background: var(--dark-2);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  padding: 36px;
}

.contact-form h3,
.modal__dialog h3 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.contact-form > p,
.modal__dialog > p {
  color: var(--gray-500);
  font-size: 0.9rem;
  margin-bottom: 24px;
}

.contact-form label,
.modal-form label {
  display: block;
  margin-bottom: 16px;
}

.contact-form label span,
.modal-form label span {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--gray-400);
  margin-bottom: 6px;
}

.contact-form input,
.contact-form textarea,
.modal-form input {
  width: 100%;
  padding: 12px 16px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  color: var(--white);
  font-family: inherit;
  font-size: 0.95rem;
  transition: border-color var(--transition);
}

.contact-form input:focus,
.contact-form textarea:focus,
.modal-form input:focus {
  outline: none;
  border-color: var(--green);
}

.checkbox-label {
  display: flex !important;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.8rem;
  color: var(--gray-500);
}

.checkbox-label input {
  width: auto;
  margin-top: 3px;
  accent-color: var(--green);
}

.map-placeholder {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.06);
}

/* Footer */
.footer {
  padding: 32px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

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

.footer__brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--gray-500);
  font-size: 0.85rem;
}

.footer__nav {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}

.footer__nav a {
  color: var(--gray-500);
  font-size: 0.85rem;
}

/* Modal */
.modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition);
}

.modal.open {
  opacity: 1;
  visibility: visible;
}

.modal__overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
}

.modal__dialog {
  position: relative;
  background: var(--dark);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: 36px;
  width: min(440px, 100%);
  transform: translateY(20px);
  transition: transform var(--transition);
}

.modal.open .modal__dialog {
  transform: translateY(0);
}

.modal__close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: none;
  border: none;
  color: var(--gray-500);
  font-size: 1.5rem;
  cursor: pointer;
  line-height: 1;
  padding: 4px 8px;
}

.modal__close:hover {
  color: var(--white);
}

.hidden {
  display: none !important;
}

/* Toast */
.toast {
  position: fixed;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%) translateY(80px);
  background: var(--green);
  color: var(--white);
  padding: 14px 28px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.9rem;
  z-index: 300;
  opacity: 0;
  transition: all 0.35s ease;
  pointer-events: none;
}

.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* Animations */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* Responsive */
@media (max-width: 1024px) {
  .features-grid,
  .pricing-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .price-card--popular {
    box-shadow: 0 0 0 1px var(--green);
  }

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

@media (max-width: 1100px) {
  .header__phone {
    display: none;
  }

  .nav {
    gap: 14px;
  }

  .nav a {
    font-size: 0.75rem;
  }
}

@media (max-width: 1024px) {
  .nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.97);
    flex-direction: column;
    padding: 24px;
    gap: 0;
    transform: translateY(-120%);
    opacity: 0;
    transition: all var(--transition);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  }

  .nav.open {
    transform: translateY(0);
    opacity: 1;
  }

  .nav a {
    padding: 14px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    font-size: 1rem;
  }

  .burger {
    display: flex;
  }
}

@media (max-width: 768px) {
  .about-grid,
  .promo__inner,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .about-grid__images {
    height: 320px;
  }

  .trainers-grid,
  .reviews-grid,
  .features-grid,
  .pricing-grid,
  .classes-grid {
    grid-template-columns: 1fr;
  }

  .hero__stats {
    gap: 24px;
  }

  .schedule-item {
    grid-template-columns: 70px 1fr;
  }

  .schedule-item__spots {
    grid-column: 2;
    text-align: left;
    margin-top: -8px;
  }

  .section {
    padding: 72px 0;
  }
}