/* NPV — светлая фиксированная тема. Системные шрифты, без внешних ресурсов. */

:root {
  color-scheme: light;
  --bg: #f6f8f7;
  --text: #233a3b;
  --text-muted: #596e69;
  --accent: #246f64;
  --accent-hover: #1d5c53;
  --secondary-bg: #e7eeeb;
  --secondary-bg-hover: #dbe5e1;
  --secondary-text: #2a5149;
  --card: #ffffff;
  --border: #dce5e1;
  --radius: 10px;
  --radius-sm: 6px;
  --width: 1050px;
  --pad: 20px;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
}

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

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

@media (prefers-reduced-motion: no-preference) {
  html {
    scroll-behavior: smooth;
  }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 1.0625rem;
  line-height: 1.6;
}

/* Заголовки: всегда тёмные, без наследования светлого цвета. */
h1,
h2,
h3 {
  color: #233a3b;
  line-height: 1.2;
  margin: 0 0 0.6em;
  font-weight: 700;
  letter-spacing: -0.01em;
}

h1 {
  font-size: clamp(2rem, 1.4rem + 2.6vw, 3.1rem);
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(1.45rem, 1.2rem + 1vw, 1.9rem);
}

h3 {
  font-size: 1.15rem;
}

p {
  margin: 0 0 1em;
}

p:last-child {
  margin-bottom: 0;
}

a {
  color: var(--accent);
  text-underline-offset: 0.15em;
}

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

:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}

.container {
  max-width: calc(var(--width) + 2 * var(--pad));
  margin-inline: auto;
  padding-inline: var(--pad);
}

@media (min-width: 720px) {
  :root {
    --pad: 40px;
  }
}

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

/* Пропуск навигации */
.skip-link {
  position: absolute;
  left: 1rem;
  top: -100px;
  z-index: 10;
  padding: 0.6rem 1rem;
  background: var(--card);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

.skip-link:focus {
  top: 1rem;
}

/* Шапка */
.site-header {
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem 1.5rem;
  padding-block: 1.1rem;
}

.wordmark {
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text);
  text-decoration: none;
  line-height: 1;
}

.wordmark:hover {
  color: var(--text);
}

.wordmark-dot {
  color: var(--accent);
}

.wordmark-small {
  font-size: 1.2rem;
}

.nav-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.25rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav-list a {
  display: inline-block;
  padding: 0.35rem 0.1rem;
  color: var(--text);
  text-decoration: none;
  font-weight: 500;
}

.nav-list a:hover {
  color: var(--accent);
  text-decoration: underline;
}

/* Первый экран */
.hero {
  display: grid;
  gap: 2rem;
  padding-block: 2.5rem 3rem;
}

@media (min-width: 860px) {
  .hero {
    grid-template-columns: 1.15fr 1fr;
    align-items: center;
    gap: 3.5rem;
    padding-block: 4.5rem 4.5rem;
  }
}

.lead {
  font-size: 1.2rem;
  color: var(--text-muted);
  max-width: 34em;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.75rem;
}

.button {
  display: inline-block;
  padding: 0.75rem 1.3rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  text-decoration: none;
  line-height: 1.3;
}

.button-primary {
  background: var(--accent);
  color: #ffffff;
}

.button-primary:hover {
  background: var(--accent-hover);
  color: #ffffff;
}

.button-secondary {
  background: var(--secondary-bg);
  color: var(--secondary-text);
}

.button-secondary:hover {
  background: var(--secondary-bg-hover);
  color: var(--secondary-text);
}

/* Карточки */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
}

@media (min-width: 720px) {
  .card {
    padding: 1.75rem 2rem;
  }
}

.price-card h2 {
  font-size: 1.15rem;
  margin-bottom: 0.4rem;
}

.price {
  margin: 0 0 0.25rem;
}

.price-value {
  font-size: 2.4rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text);
}

.price-period {
  font-size: 1.15rem;
  color: var(--text-muted);
}

.terms-list {
  margin: 1.25rem 0 0;
  padding: 1.25rem 0 0;
  border-top: 1px solid var(--border);
  list-style: none;
  display: grid;
  gap: 0.7rem;
  font-size: 0.98rem;
}

.terms-list li {
  position: relative;
  padding-left: 1.2rem;
}

.terms-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

/* Секции */
.section {
  padding-block: 3rem;
}

@media (min-width: 860px) {
  .section {
    padding-block: 4rem;
  }
}

.grid-2 {
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 720px) {
  .grid-2 {
    grid-template-columns: 1fr 1fr;
  }
}

.facts {
  margin: 1.25rem 0 0;
  display: grid;
  gap: 0.5rem;
}

.facts div {
  display: flex;
  flex-wrap: wrap;
  gap: 0 0.5rem;
  padding-top: 0.5rem;
  border-top: 1px solid var(--border);
}

.facts dt {
  font-weight: 600;
  min-width: 8.5rem;
}

.facts dd {
  margin: 0;
  color: var(--text-muted);
}

/* Планы — тише основного содержимого */
.section-quiet {
  border-block: 1px solid var(--border);
}

.section-quiet h2 {
  font-size: 1.35rem;
}

.planned-list {
  display: grid;
  gap: 1rem;
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
}

@media (min-width: 720px) {
  .planned-list {
    grid-template-columns: 1fr 1fr;
  }
}

.planned-list li {
  padding: 1.1rem 1.25rem;
  border: 1px dashed var(--border);
  border-radius: var(--radius);
}

.planned-list h3 {
  font-size: 1.05rem;
  margin-bottom: 0.3rem;
}

.planned-list p {
  color: var(--text-muted);
  font-size: 0.98rem;
}

/* Вопросы */
.faq {
  max-width: 760px;
  border-top: 1px solid var(--border);
}

.faq details {
  border-bottom: 1px solid var(--border);
}

.faq summary {
  position: relative;
  padding: 1.05rem 2.5rem 1.05rem 0;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  list-style: none;
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq summary::after {
  content: "+";
  position: absolute;
  right: 0.25rem;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.4rem;
  font-weight: 400;
  color: var(--accent);
  line-height: 1;
}

.faq details[open] summary::after {
  content: "\2212";
}

.faq summary:hover {
  color: var(--accent);
}

.faq-body {
  padding: 0 0 1.25rem;
  color: var(--text-muted);
}

.faq-body ul {
  margin: 0 0 1em;
  padding-left: 1.2rem;
}

.faq-body li + li {
  margin-top: 0.35rem;
}

/* Контакты */
.contacts {
  margin-top: 1.5rem;
  max-width: 760px;
}

.contact-card {
  display: block;
  text-decoration: none;
  color: var(--text);
}

.contact-card:hover {
  border-color: var(--accent);
  color: var(--text);
}

.contact-label {
  display: block;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.contact-value {
  display: block;
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--accent);
  overflow-wrap: anywhere;
}

/* Подвал */
.site-footer {
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.95rem;
}

.footer-inner {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  padding-block: 1.75rem;
}

.footer-inner .wordmark {
  color: var(--text);
}