html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: var(--fs-body);
  color: var(--color-text);
  background: var(--color-bg);
}

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: var(--container-pad);
  padding-right: var(--container-pad);
}

section[id] {
  scroll-margin-top: var(--header-height);
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.01em;
}

h2 {
  font-size: var(--fs-h2);
}

h3 {
  font-size: var(--fs-h3);
}

p {
  color: var(--color-text-muted);
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 1000;
  background: var(--color-accent);
  color: var(--color-accent-contrast);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-sm);
}

.skip-link:focus {
  left: var(--space-4);
  top: var(--space-4);
}

.icon {
  width: 24px;
  height: 24px;
  stroke: currentColor;
  fill: none;
  flex-shrink: 0;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.85rem 1.5rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: var(--fs-body);
  transition: background var(--transition), color var(--transition), border-color var(--transition), transform var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-accent);
  color: var(--color-accent-contrast);
}

.btn-primary:hover {
  background: var(--color-accent-dark);
}

.btn-secondary {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.btn-secondary:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.btn:active {
  transform: scale(0.98);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-height);
  display: flex;
  align-items: center;
  background: var(--color-header-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), box-shadow var(--transition);
}

@supports not (backdrop-filter: blur(1px)) {
  .site-header {
    background: var(--color-bg);
  }
}

.site-header.is-scrolled {
  border-bottom-color: var(--color-border);
  box-shadow: 0 4px 20px rgba(20, 22, 26, 0.04);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  width: 100%;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
}

.logo-mark {
  height: 34px;
  width: auto;
}

.logo-word {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.1rem;
  letter-spacing: 0.14em;
  color: var(--color-brand-gray);
}

.footer-brand .logo-mark {
  height: 42px;
}

.footer-brand .logo-word {
  font-size: 1.3rem;
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav-list {
  display: flex;
  gap: var(--space-6);
}

.nav-link {
  position: relative;
  font-size: var(--fs-small);
  font-weight: 600;
  color: var(--color-text-muted);
  padding: var(--space-2) 0;
  transition: color var(--transition);
}

.nav-link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 260ms cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-link:hover,
.nav-link.is-active {
  color: var(--color-text);
}

.nav-link:hover::after,
.nav-link.is-active::after {
  transform: scaleX(1);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
}

.nav-toggle:hover {
  background: var(--color-bg-alt);
}

.nav-toggle .icon-close {
  display: none;
}

.nav-toggle[aria-expanded="true"] .icon-menu {
  display: none;
}

.nav-toggle[aria-expanded="true"] .icon-close {
  display: block;
}

@media (max-width: 1023px) {
  .nav {
    position: fixed;
    top: var(--header-height);
    right: 0;
    left: 0;
    height: calc(100vh - var(--header-height));
    overflow-y: auto;
    background: var(--color-bg);
    flex-direction: column;
    align-items: stretch;
    padding: var(--space-8) var(--container-pad);
    transform: translateY(-8px);
    visibility: hidden;
    pointer-events: none;
    box-shadow: 0 12px 24px rgba(20, 22, 26, 0.08);
    transition: transform var(--transition), visibility var(--transition);
  }

  .nav.is-open {
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
  }

  .nav-list {
    flex-direction: column;
    gap: var(--space-4);
  }

  .nav-link {
    font-size: 1.125rem;
    display: block;
  }

  .header-actions .btn-primary {
    width: 100%;
  }

  .nav-toggle {
    display: inline-flex;
  }
}

/* Hero */
.hero {
  position: relative;
  overflow: hidden;
  padding: var(--space-24) 0 var(--space-16);
  background:
    radial-gradient(60% 60% at 85% 0%, rgba(139, 0, 50, 0.06), transparent 70%),
    var(--color-bg);
}

.hero-watermark {
  position: absolute;
  top: 50%;
  right: -60px;
  width: 620px;
  max-width: 60vw;
  height: auto;
  opacity: 0.06;
  transform: translateY(calc(-50% + var(--par-y, 0px))) translateX(var(--par-x, 0px));
  pointer-events: none;
  z-index: 0;
}

.hero-inner {
  position: relative;
  z-index: 1;
  max-width: 640px;
}

.kicker {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--fs-small);
  font-weight: 700;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-6);
}

.hero-title {
  font-size: var(--fs-hero);
  margin-bottom: var(--space-6);
}

.hero-title .word {
  display: inline-block;
  opacity: 0;
  transform: translateY(0.4em);
  animation: word-in 0.6s ease forwards;
}

.hero-title .word:nth-child(1) { animation-delay: 0.05s; }
.hero-title .word:nth-child(2) { animation-delay: 0.15s; }
.hero-title .word:nth-child(3) { animation-delay: 0.25s; }
.hero-title .word:nth-child(4) { animation-delay: 0.35s; }

@keyframes word-in {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero-title .word {
    animation: none;
    opacity: 1;
    transform: none;
  }
}

.hero-media-rotator {
  position: relative;
  display: inline-flex;
  font-size: 0.6em;
  max-width: 100%;
  overflow: hidden;
  vertical-align: middle;
}

.media-rotator-current,
.media-rotator-ghost {
  display: inline-flex;
  align-items: center;
  gap: 0.18em;
  line-height: 1.4;
  color: var(--color-text-muted);
  white-space: nowrap;
  transition: transform 420ms cubic-bezier(0.4, 0, 0.2, 1), opacity 420ms ease;
}

.media-rotator-ghost,
.media-rotator-probe {
  position: absolute;
  left: 0;
  top: 0;
}

.media-rotator-ghost.is-leaving {
  transform: translateY(-100%);
  opacity: 0;
}

.media-rotator-probe {
  visibility: hidden;
  pointer-events: none;
}

.hero-media-rotator .icon {
  width: 0.72em;
  height: 0.72em;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.75;
  flex-shrink: 0;
}

.hero-sub {
  font-size: 1.125rem;
  max-width: 620px;
  margin-bottom: var(--space-8);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
}

/* Sections */
.section {
  padding: var(--space-24) 0;
}

.section-alt {
  background: var(--color-bg-alt);
}

.section-head {
  max-width: 640px;
  margin-bottom: var(--space-12);
}

.section-head .eyebrow {
  display: block;
  font-size: var(--fs-small);
  font-weight: 700;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-3);
}

.section-head h2 {
  margin-bottom: var(--space-4);
}

/* About */
.about-intro {
  max-width: 720px;
  font-size: 1.125rem;
  margin-bottom: var(--space-12);
}

.brand-word {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--color-brand-gray);
}

.brand-m {
  font-weight: 800;
  font-size: 1.12em;
}

.brand-c-box {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin: 0 0.02em;
  padding: 0.12em 0.2em;
  line-height: 1;
  background: var(--color-accent);
  border-radius: 0;
  color: #fff;
}

.about-grid {
  display: grid;
  grid-template-columns: repeat(1, 1fr);
  gap: var(--space-6);
}

@media (min-width: 640px) {
  .about-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .about-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.about-card {
  padding: var(--space-6);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

.about-card .icon-wrap {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: rgba(139, 0, 50, 0.08);
  color: var(--color-accent);
  margin-bottom: var(--space-4);
}

.about-card h3 {
  margin-bottom: var(--space-2);
}

.about-card p {
  font-size: var(--fs-small);
}

/* Directions */
.directions-grid {
  display: grid;
  grid-template-columns: repeat(1, 1fr);
  gap: var(--space-6);
  margin-bottom: var(--space-8);
}

@media (min-width: 640px) {
  .directions-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .directions-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.direction-card {
  position: relative;
  overflow: hidden;
  padding: var(--space-8);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}

.direction-card:hover {
  border-color: var(--color-accent);
  box-shadow: 0 12px 32px rgba(20, 22, 26, 0.06);
  transform: translateY(-2px);
}

.direction-bg-icon {
  position: absolute;
  top: -22px;
  right: -22px;
  width: 130px;
  height: 130px;
  stroke: var(--color-accent);
  fill: none;
  stroke-width: 1.5;
  opacity: 0.09;
  transform: rotate(-8deg);
  transition: opacity var(--transition), transform var(--transition);
  pointer-events: none;
}

.direction-card:hover .direction-bg-icon {
  opacity: 0.13;
  transform: rotate(-3deg) scale(1.08);
}

.direction-bg-icon--chart {
  top: -6px;
  right: -6px;
  width: 100px;
  height: 100px;
}

.direction-card:hover .direction-bg-icon--chart {
  transform: rotate(3deg) scale(1.08);
}

.direction-number {
  position: relative;
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1;
  color: var(--color-accent);
  opacity: 0.85;
  margin-bottom: var(--space-4);
}

.direction-card .accent-line {
  position: relative;
  width: 32px;
  height: 3px;
  border-radius: 2px;
  background: var(--color-accent);
  margin-bottom: var(--space-4);
  transition: width var(--transition);
}

.direction-card:hover .accent-line {
  width: 56px;
}

.direction-card h3 {
  margin-bottom: var(--space-3);
}

.direction-card > p {
  font-size: var(--fs-small);
  margin-bottom: var(--space-4);
}

.direction-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.direction-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  font-size: var(--fs-small);
  color: var(--color-text-muted);
}

.direction-list .icon {
  width: 16px;
  height: 16px;
  margin-top: 0.2em;
  color: var(--color-accent);
}

/* Advantages */
.advantages-grid {
  display: grid;
  grid-template-columns: repeat(1, 1fr);
  gap: var(--space-8);
}

@media (min-width: 640px) {
  .advantages-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .advantages-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.advantage-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.advantage-card .icon-wrap {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(139, 0, 50, 0.08);
  color: var(--color-accent);
}

.advantage-card p {
  font-size: var(--fs-small);
}

/* Contacts */
.contacts-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
}

@media (min-width: 1024px) {
  .contacts-inner {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }
}

.contacts-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.contact-item {
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
}

.contact-item .icon-wrap {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-accent);
  flex-shrink: 0;
}

.contact-item .label {
  font-size: var(--fs-small);
  color: var(--color-text-muted);
  margin-bottom: var(--space-1);
}

.contact-item .value {
  font-weight: 600;
  font-size: 1.0625rem;
}

.contact-item a.value:hover {
  color: var(--color-accent);
}

.contact-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding: var(--space-8);
  background: var(--color-bg-alt);
  border-radius: var(--radius);
}

.contact-actions h3 {
  margin-bottom: var(--space-2);
}

.contact-actions p {
  font-size: var(--fs-small);
  margin-bottom: var(--space-2);
}

.contact-actions .btn {
  width: 100%;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: var(--space-12) 0;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

@media (min-width: 768px) {
  .footer-inner {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 420px);
    column-gap: var(--space-16);
    align-items: stretch;
  }
}

.footer-left {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

@media (min-width: 768px) {
  .footer-left {
    justify-content: space-between;
  }
}

.footer-top {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.footer-brand .logo {
  margin-bottom: var(--space-3);
}

.footer-brand p {
  font-size: var(--fs-small);
  max-width: 320px;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-8);
}

.footer-nav a {
  position: relative;
  font-size: var(--fs-small);
  color: var(--color-text-muted);
  transition: color var(--transition);
}

.footer-nav a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 100%;
  height: 1.5px;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 260ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

.footer-nav a:hover::after {
  transform: scaleX(1);
}

.footer-requisites {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  max-width: 400px;
  font-size: 0.8125rem;
  line-height: 1.5;
  color: var(--color-text-muted);
  opacity: 0.55;
}

@media (min-width: 768px) {
  .footer-requisites {
    text-align: right;
    margin-left: auto;
  }
}

.footer-requisites .req-title {
  font-weight: 700;
  color: var(--color-text);
}

.footer-requisites .req-note {
  margin-top: var(--space-3);
  font-weight: 600;
  color: var(--color-text);
}

.footer-copyright {
  margin-top: var(--space-4);
  font-size: var(--fs-small);
  color: var(--color-text-muted);
  opacity: 0.55;
}

/* Hero gradient blob */
.hero-blob {
  position: absolute;
  left: -120px;
  top: -100px;
  width: 540px;
  height: 540px;
  background: radial-gradient(circle at 35% 35%, rgba(139, 0, 50, 0.14), rgba(137, 147, 166, 0.1) 55%, transparent 72%);
  border-radius: 45% 55% 60% 40% / 50% 45% 55% 50%;
  filter: blur(32px);
  animation: blob-drift 18s ease-in-out infinite alternate;
  will-change: transform;
  pointer-events: none;
  z-index: 0;
}

@keyframes blob-drift {
  0% {
    transform: translate(0, 0) scale(1) rotate(0deg);
  }
  50% {
    transform: translate(70px, 40px) scale(1.08) rotate(10deg);
  }
  100% {
    transform: translate(140px, -30px) scale(0.94) rotate(-8deg);
  }
}

/* Stacking sections */
main > .section {
  background: var(--color-bg);
  border-radius: 28px 28px 0 0;
  box-shadow: 0 -18px 40px -18px rgba(20, 22, 26, 0.25);
}

main > .section-alt {
  background: var(--color-bg-alt);
}

/* Preloader */
.preloader {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg);
  z-index: 9999;
  transition: transform 550ms cubic-bezier(0.65, 0, 0.35, 1);
}

.preloader svg {
  width: min(200px, 40vw);
  height: auto;
  opacity: 0;
  transform: scale(0.92) translateY(10px);
  animation: preloader-in 500ms ease forwards 120ms;
}

@keyframes preloader-in {
  to {
    opacity: 1;
    transform: none;
  }
}

.preloader.is-done {
  transform: translateY(-100%);
}

.mc-seen .preloader {
  display: none;
}

/* Scroll reveal */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 650ms ease, transform 650ms cubic-bezier(0.22, 0.61, 0.36, 1);
}

.reveal.is-revealed {
  opacity: 1;
  transform: none;
}

/* Marker highlight in headings */
.hl {
  position: relative;
  white-space: nowrap;
}

.hl-stroke {
  position: absolute;
  left: -1%;
  bottom: -0.16em;
  width: 102%;
  height: 0.22em;
  overflow: visible;
}

.hl-stroke path {
  fill: none;
  stroke: var(--color-accent);
  stroke-width: 3.2;
  stroke-linecap: round;
  stroke-dasharray: 100;
  stroke-dashoffset: 100;
  transition: stroke-dashoffset 750ms ease 350ms;
}

.is-revealed .hl-stroke path,
.no-reveal .hl-stroke path {
  stroke-dashoffset: 0;
}

/* Dark advantages section */
#advantages {
  background: #221019;
}

#advantages .eyebrow {
  color: #e78fa9;
}

#advantages h2,
#advantages h3 {
  color: #ffffff;
}

#advantages p {
  color: rgba(255, 255, 255, 0.68);
}

#advantages .icon-wrap {
  background: rgba(255, 255, 255, 0.09);
  color: #e78fa9;
}

#advantages .hl-stroke path {
  stroke: #e78fa9;
}

/* Direction card list: collapsed until hover (desktop only) */
@media (hover: hover) and (pointer: fine) {
  .direction-card h3 {
    display: flex;
    align-items: center;
    gap: var(--space-2);
  }

  .direction-card h3::after {
    content: '+';
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    border: 1.5px solid var(--color-border);
    border-radius: 50%;
    color: var(--color-accent);
    font-size: 1rem;
    font-weight: 500;
    line-height: 1;
    transition: transform 300ms cubic-bezier(0.4, 0, 0.2, 1), background var(--transition), color var(--transition), border-color var(--transition);
  }

  .direction-card:hover h3::after {
    transform: rotate(45deg);
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: #ffffff;
  }

  .direction-more {
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows 380ms cubic-bezier(0.4, 0, 0.2, 1);
  }

  .direction-more > .direction-list {
    overflow: hidden;
    min-height: 0;
    opacity: 0;
    transition: opacity 280ms ease;
  }

  .direction-card:hover .direction-more,
  .direction-card:focus-within .direction-more {
    grid-template-rows: 1fr;
  }

  .direction-card:hover .direction-more > .direction-list,
  .direction-card:focus-within .direction-more > .direction-list {
    opacity: 1;
    transition-delay: 120ms;
  }
}