/* === TOKENS === */
:root {
  --bg:       #f3efe7;
  --bg-2:     #ebe5d9;
  --paper:    #faf7f1;
  --ink:      #14110d;
  --ink-2:    #3a342c;
  --ink-3:    #6b6358;
  --hairline: rgba(20,17,13,.14);
  --hairline-2: rgba(20,17,13,.28);
  --signal:   oklch(0.55 0.18 25);
  --ochre:    oklch(0.72 0.14 65);
  --pine:     oklch(0.50 0.13 145);
  --font-display: 'Instrument Serif','Times New Roman',serif;
  --font-sans:    'Space Grotesk',-apple-system,'Helvetica Neue',sans-serif;
  --font-mono:    'JetBrains Mono',ui-monospace,monospace;
  --max: 1280px;
}

/* === RESET === */
*,*::before,*::after { box-sizing: border-box; }
html,body { margin: 0; padding: 0; background: var(--bg); }
body { font-family: var(--font-sans); color: var(--ink); -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }
h1,h2,h3,h4 { margin: 0; }
p { margin: 0; }
ul,ol { margin: 0; padding: 0; list-style: none; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; cursor: pointer; background: none; border: none; padding: 0; }
img,svg { display: block; }
section { scroll-margin-top: 80px; }

/* === LANG TOGGLE === */
html[lang="ru"] .en { display: none !important; }
html[lang="en"] .ru { display: none !important; }

/* === LAYOUT === */
.container { max-width: var(--max); margin: 0 auto; padding: 0 32px; }
.mono { font-family: var(--font-mono); }

/* === BUTTONS === */
.btn {
  display: inline-flex; align-items: center; gap: 7px;
  font-family: var(--font-sans); font-size: 14px; font-weight: 600;
  letter-spacing: .03em; text-transform: uppercase;
  padding: 12px 20px; transition: opacity .15s;
  white-space: nowrap;
}
.btn:hover { opacity: .82; }
.btn--primary { background: var(--ink); color: var(--bg); }
.btn--ghost   { background: transparent; color: var(--ink-2); }
.btn--signal  { background: var(--signal); color: #fff; padding: 16px 26px; font-size: 14px; font-weight: 700; }
.btn--outline { border: 1.5px solid var(--ink); color: var(--ink); padding: 14.5px 26px; font-size: 14px; font-weight: 700; }

/* === NAV === */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(243,239,231,.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--hairline);
}
.nav__inner {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 14px; padding-bottom: 14px;
}
.nav__logo {
  display: inline-flex; align-items: center; gap: 9px;
  font-family: var(--font-sans); font-weight: 700; font-size: 17px;
  letter-spacing: -.02em; text-transform: uppercase;
}
.nav__links {
  display: flex; gap: 28px;
}
.nav__links a {
  font-size: 13px; font-weight: 500; color: var(--ink-2);
  text-transform: uppercase; letter-spacing: .04em;
  transition: color .15s;
}
.nav__links a:hover { color: var(--ink); }
.nav__actions { display: flex; align-items: center; gap: 10px; }

.lang-toggle {
  display: flex; border: 1px solid var(--hairline-2);
  padding: 2px; font-size: 11px; font-family: var(--font-mono);
}
.lang-toggle__btn {
  background: transparent; color: var(--ink-3);
  border: none; padding: 5px 9px; cursor: pointer;
  text-transform: uppercase; letter-spacing: .08em;
  transition: background .15s, color .15s;
}
.lang-toggle__btn.active {
  background: var(--ink); color: var(--bg);
}

/* === SECTION HEADER === */
.section-hd {
  border-top: 2px solid var(--ink); padding-top: 24px; margin-bottom: 56px;
  display: grid; grid-template-columns: 1fr 1.6fr; gap: 32px; align-items: baseline;
}
.section-hd--inv { border-color: var(--bg); }
.section-hd__tag { font-size: 12px; letter-spacing: .12em; color: var(--ink); }
.section-hd--inv .section-hd__tag { color: var(--bg); }
.section-hd__title {
  font-family: var(--font-sans); font-weight: 600;
  font-size: clamp(40px, 6vw, 84px); line-height: .92;
  letter-spacing: -.035em; text-transform: uppercase;
}
.section-hd__sub {
  font-size: 17px; color: var(--ink-2); max-width: 600px;
  margin-top: 16px; line-height: 1.5;
}
.section-hd--inv .section-hd__sub { color: rgba(243,239,231,.65); }

/* === HERO === */
.hero { padding: 64px 0 0; position: relative; }
.hero__status {
  display: flex; align-items: center; gap: 14px;
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: .16em; text-transform: uppercase;
  color: var(--ink-3); margin-bottom: 32px;
}
.pulse-dot {
  width: 8px; height: 8px; border-radius: 999px; background: var(--pine);
  animation: pulse 2s ease-in-out infinite; flex-shrink: 0;
}
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: .3; } }

.hero__grid {
  display: grid; grid-template-columns: 1.4fr 1fr; gap: 56px; align-items: end;
}
.hero__title {
  font-family: var(--font-sans); font-weight: 600;
  font-size: clamp(72px, 12vw, 192px); line-height: .84;
  letter-spacing: -.045em; text-transform: uppercase;
}
.hero__mark {
  background: var(--ink); color: var(--bg);
  display: inline-block; padding: 2px 18px 6px;
  transform: skew(-6deg); margin-top: 12px;
  font-style: normal;
}
.hero__sub {
  font-size: 18px; line-height: 1.5; color: var(--ink-2);
  max-width: 380px;
}
.hero__ctas { display: flex; gap: 10px; margin-top: 28px; flex-wrap: wrap; }

/* === MARQUEE === */
.marquee {
  margin-top: 80px;
  background: var(--ink); color: var(--bg);
  padding: 20px 0; overflow: hidden;
  border-top: 4px solid var(--ochre);
  white-space: nowrap;
}
.marquee__track {
  display: inline-flex; gap: 0;
  animation: marquee 40s linear infinite;
  will-change: transform;
}
.marquee__item {
  font-family: var(--font-display); font-size: 52px;
  line-height: 1; margin-right: 48px;
}
.marquee__item--italic { font-style: italic; color: var(--ochre); }
.marquee__sep { color: var(--ink-3); margin: 0 24px; font-style: normal; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* === FEATURES === */
.section-features { padding: 120px 0; }
.features-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  border-left: 1px solid var(--hairline);
  border-top: 1px solid var(--hairline);
}
.feature-card {
  padding: 32px 28px; min-height: 280px;
  border-right: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
  display: flex; flex-direction: column;
  background: var(--bg);
}
.feature-card--accent { background: var(--ochre); }
.feature-card__tag  { font-size: 11px; letter-spacing: .12em; }
.feature-card__title {
  font-family: var(--font-sans); font-weight: 600;
  font-size: 32px; line-height: 1; letter-spacing: -.025em;
  text-transform: uppercase; margin: 20px 0 14px;
}
.feature-card__body { font-size: 14px; line-height: 1.55; flex: 1; }
.feature-card__meta {
  margin-top: 20px; padding-top: 14px;
  border-top: 1px solid rgba(20,17,13,.2);
  font-size: 11px; letter-spacing: .06em;
}

/* === HOW === */
.section-how { padding: 120px 0; background: var(--bg-2); }
.how-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  border-left: 1px solid var(--hairline);
}
.how-step {
  padding: 28px 24px; min-height: 260px;
  border-right: 1px solid var(--hairline);
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
  display: flex; flex-direction: column;
  background: var(--bg);
}
.how-step__num  { font-family: var(--font-mono); font-size: 13px; color: var(--signal); font-weight: 500; letter-spacing: .05em; }
.how-step__title {
  font-family: var(--font-sans); font-weight: 600;
  font-size: 36px; line-height: .95; letter-spacing: -.03em;
  text-transform: uppercase; margin: 24px 0 16px;
}
.how-step__body { font-size: 14px; color: var(--ink-2); line-height: 1.55; flex: 1; }

/* === SERVERS === */
.section-servers { padding: 120px 0; }
.servers-list { display: flex; flex-direction: column; }
.server-row {
  display: flex; justify-content: space-between; align-items: center;
  padding: 14px 16px; border-bottom: 1px solid var(--hairline);
  cursor: pointer; background: transparent;
  transition: background .15s, color .15s;
  text-align: left; width: 100%;
}
.server-row:first-child { border-top: 1px solid var(--hairline); }
.server-row.active { background: var(--ink); color: var(--bg); }
.server-row__name { font-weight: 600; font-size: 14px; text-transform: uppercase; letter-spacing: -.01em; }
.server-row__meta { font-family: var(--font-mono); font-size: 11px; opacity: .65; margin-top: 3px; letter-spacing: .04em; }
.server-row__load { width: 40px; height: 4px; background: rgba(20,17,13,.1); flex-shrink: 0; }
.server-row.active .server-row__load { background: rgba(243,239,231,.2); }
.server-row__fill { height: 100%; }

.server-detail {
  background: var(--ink); color: var(--bg);
  padding: 32px; margin-bottom: 0;
  display: flex; align-items: flex-end; justify-content: space-between;
  border: 1px solid var(--ink);
}
.server-detail__city {
  font-family: var(--font-sans); font-weight: 600;
  font-size: 48px; letter-spacing: -.02em; text-transform: uppercase;
}
.server-detail__info { font-family: var(--font-mono); font-size: 12px; color: rgba(243,239,231,.6); margin-top: 6px; letter-spacing: .06em; }
.server-detail__badge {
  font-family: var(--font-mono); font-size: 10px;
  text-transform: uppercase; letter-spacing: .1em;
  color: var(--ink); background: var(--ochre); padding: 5px 10px;
}

/* === PRICING === */
.section-pricing { padding: 120px 0; background: var(--ink); color: var(--bg); }
.pricing-tabs { display: flex; border: 1.5px solid var(--bg); width: fit-content; margin-bottom: 40px; }
.pricing-tab {
  padding: 12px 22px; background: transparent; color: var(--bg);
  border: none; border-right: 1.5px solid var(--bg);
  font-size: 13px; font-weight: 600; text-transform: uppercase; letter-spacing: .04em;
  cursor: pointer; transition: background .15s, color .15s;
}
.pricing-tab:last-child { border-right: none; }
.pricing-tab.active { background: var(--bg); color: var(--ink); }

.pricing-grid { display: grid; grid-template-columns: 1.2fr 1fr; border: 1.5px solid var(--bg); }
.pricing-main { padding: 40px; border-right: 1.5px solid var(--bg); position: relative; }
.pricing-includes { padding: 40px; }

.pricing-popular {
  position: absolute; top: 24px; right: 24px;
  font-family: var(--font-mono); font-size: 10px;
  text-transform: uppercase; letter-spacing: .1em;
  color: var(--ink); background: var(--ochre); padding: 5px 10px;
}
.pricing-period { font-family: var(--font-mono); font-size: 12px; color: rgba(243,239,231,.6); letter-spacing: .12em; text-transform: uppercase; }
.pricing-amount { display: flex; align-items: baseline; gap: 14px; margin-top: 24px; }
.pricing-amount__num {
  font-family: var(--font-sans); font-weight: 600;
  font-size: clamp(80px, 10vw, 156px); line-height: .85; letter-spacing: -.05em;
}
.pricing-amount__unit { font-family: var(--font-mono); font-size: 13px; color: rgba(243,239,231,.65); }
.pricing-amount__save {
  padding: 4px 10px; background: var(--signal); color: #fff;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: .06em;
}
.pricing-total { margin-top: 14px; font-size: 14px; color: rgba(243,239,231,.65); }
.pricing-total strong { color: var(--bg); font-weight: 600; }

.btn--pricing {
  margin-top: 36px; width: 100%; padding: 20px 24px;
  background: var(--signal); color: #fff; border: none;
  font-size: 15px; font-weight: 700; text-transform: uppercase; letter-spacing: .04em;
  display: flex; align-items: center; justify-content: center; gap: 8px;
  cursor: pointer; transition: opacity .15s; text-decoration: none;
}
.btn--pricing:hover { opacity: .88; }
.pricing-methods { margin-top: 16px; font-size: 11px; color: rgba(243,239,231,.5); text-align: center; font-family: var(--font-mono); letter-spacing: .08em; text-transform: uppercase; }

.pricing-inc-label { font-family: var(--font-mono); font-size: 12px; color: rgba(243,239,231,.6); letter-spacing: .12em; text-transform: uppercase; margin-bottom: 20px; }
.pricing-feats { display: flex; flex-direction: column; gap: 14px; }
.pricing-feat { display: flex; align-items: flex-start; gap: 12px; font-size: 14px; }
.pricing-feat__check { color: var(--ochre); flex-shrink: 0; margin-top: 2px; }
.pricing-feat span { color: rgba(243,239,231,.9); }
.pricing-note { margin-top: 28px; padding-top: 20px; border-top: 1px dashed rgba(243,239,231,.2); font-size: 12px; line-height: 1.5; color: rgba(243,239,231,.5); }

/* === TESTIMONIALS === */
.section-testimonials { padding: 120px 0; }
.testimonials-grid { display: grid; grid-template-columns: repeat(2,1fr); border: 1px solid var(--hairline); }
.testimonial {
  padding: 36px; display: flex; flex-direction: column; gap: 20px; min-height: 240px;
}
.testimonial:nth-child(odd)  { border-right: 1px solid var(--hairline); }
.testimonial:nth-child(-n+2) { border-bottom: 1px solid var(--hairline); }
.testimonial--accent { background: var(--ochre); }
.testimonial__quote-mark { font-family: var(--font-mono); font-size: 13px; font-weight: 500; letter-spacing: .04em; }
blockquote { margin: 0; font-family: var(--font-sans); font-weight: 500; font-size: 22px; line-height: 1.28; letter-spacing: -.015em; flex: 1; }
.testimonial__footer { display: flex; align-items: center; gap: 12px; padding-top: 16px; border-top: 1px solid rgba(20,17,13,.18); }
.testimonial__author { font-weight: 600; font-size: 13px; text-transform: uppercase; letter-spacing: .04em; }
.testimonial__meta { font-family: var(--font-mono); font-size: 11px; opacity: .7; }

/* === MANIFESTO === */
.section-manifesto { padding: 160px 0; background: var(--bg-2); }
.manifesto-list { }
.manifesto-item {
  display: grid; grid-template-columns: 1fr 1.6fr; gap: 32px; align-items: baseline;
  padding: 32px 0; border-top: 1px solid var(--hairline);
}
.manifesto-item:last-child { border-bottom: 2px solid var(--ink); }
.manifesto-item__num { font-family: var(--font-mono); font-size: 12px; letter-spacing: .12em; text-transform: uppercase; }
.manifesto-item__text {
  font-family: var(--font-sans); font-weight: 500;
  font-size: clamp(22px, 3.4vw, 46px); line-height: 1.05;
  letter-spacing: -.025em; text-transform: uppercase;
}
.manifesto-item:last-child .manifesto-item__text { font-weight: 600; color: var(--signal); }
.manifesto-audit { margin-top: 32px; font-family: var(--font-mono); font-size: 12px; letter-spacing: .04em; color: var(--ink-3); }

/* === FAQ === */
.section-faq { padding: 120px 0; }
.faq-list { border-top: 1px solid var(--ink); }
details.faq-item { border-bottom: 1px solid var(--hairline); }
details.faq-item summary {
  display: flex; justify-content: space-between; align-items: center; gap: 24px;
  padding: 24px 0; cursor: pointer; list-style: none;
}
details.faq-item summary::-webkit-details-marker { display: none; }
.faq-item__q {
  font-family: var(--font-sans); font-weight: 500;
  font-size: 20px; letter-spacing: -.02em; text-transform: uppercase;
}
.faq-item__icon {
  width: 36px; height: 36px; flex-shrink: 0;
  border: 1.5px solid var(--ink); display: flex; align-items: center; justify-content: center;
  transition: transform .2s, background .2s, color .2s;
}
details[open] .faq-item__icon { transform: rotate(45deg); background: var(--ink); color: var(--bg); }
.faq-item__a { padding: 0 0 28px; font-size: 16px; line-height: 1.55; color: var(--ink-2); max-width: 720px; }

/* === FOOTER === */
.footer { background: var(--ink); color: var(--bg); padding: 80px 0 32px; }
.footer__headline {
  font-family: var(--font-sans); font-weight: 600;
  font-size: clamp(72px, 12vw, 180px); line-height: .84;
  letter-spacing: -.045em; text-transform: uppercase;
}
.footer__mark {
  background: var(--signal); color: #fff;
  display: inline-block; padding: 2px 18px 6px;
  transform: skew(-6deg); margin-top: 12px;
  font-style: normal;
}
.footer__grid {
  margin-top: 56px; padding-top: 32px;
  border-top: 1px solid rgba(243,239,231,.18);
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 32px;
}
.footer__brand-desc { margin-top: 16px; max-width: 320px; font-size: 13px; color: rgba(243,239,231,.6); line-height: 1.55; }
.footer__col-label { font-family: var(--font-mono); font-size: 11px; color: rgba(243,239,231,.5); letter-spacing: .12em; text-transform: uppercase; margin-bottom: 16px; }
.footer__col-links { display: flex; flex-direction: column; gap: 10px; }
.footer__col-links a { font-size: 14px; color: rgba(243,239,231,.85); }
.footer__col-links a:hover { color: var(--bg); }
.footer__bottom {
  margin-top: 56px; padding-top: 24px;
  border-top: 1px solid rgba(243,239,231,.18);
  display: flex; justify-content: space-between;
  font-family: var(--font-mono); font-size: 11px; color: rgba(243,239,231,.4); letter-spacing: .06em;
}

/* === RESPONSIVE === */
@media (max-width: 900px) {
  .container { padding: 0 20px; }
  .nav__links { display: none; }
  .hero__grid { grid-template-columns: 1fr; gap: 32px; }
  .section-hd { grid-template-columns: 1fr; gap: 12px; }
  .features-grid { grid-template-columns: 1fr; }
  .how-grid { grid-template-columns: repeat(2,1fr); }
  .testimonials-grid { grid-template-columns: 1fr; }
  .testimonial:nth-child(odd) { border-right: none; }
  .testimonial:nth-child(-n+2) { border-bottom: 1px solid var(--hairline); }
  .pricing-grid { grid-template-columns: 1fr; }
  .pricing-main { border-right: none; border-bottom: 1.5px solid var(--bg); }
  .manifesto-item { grid-template-columns: 1fr; gap: 8px; }
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 24px; }
  .footer__bottom { flex-direction: column; gap: 8px; }
}
@media (max-width: 600px) {
  .hero__ctas { flex-direction: column; }
  .btn--signal, .btn--outline { width: 100%; justify-content: center; }
  .how-grid { grid-template-columns: 1fr; }
  .pricing-tabs { flex-wrap: wrap; }
  .pricing-tab { flex: 1; border-right: none; border-bottom: 1.5px solid var(--bg); }
  .footer__grid { grid-template-columns: 1fr; }
  .marquee__item { font-size: 36px; }
}