/* ==========================================================================
   Реклама на радио — Ступино, Кашира, Ожерелье
   Собственная вёрстка. Без сторонних CMS/визуальных редакторов.
   ========================================================================== */

:root {
  /* Цветовая палитра: тёплый "дачный" зелёно-оранжевый акцент */
  --green-900: #17342a;
  --green-800: #1f4a38;
  --green-700: #2c6b4a;
  --green-600: #388a5c;
  --green-500: #45a56c;
  --orange-600: #e07b1c;
  --orange-500: #f2954a;
  --orange-400: #f7b06e;
  --cream-50: #fffdf8;
  --cream-100: #fbf6ea;
  --cream-200: #f3ead4;
  --ink-900: #20241f;
  --ink-700: #3c4238;
  --ink-500: #656b60;
  --white: #ffffff;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;

  --shadow-sm: 0 2px 8px rgba(23, 52, 42, 0.08);
  --shadow-md: 0 10px 30px rgba(23, 52, 42, 0.12);
  --shadow-lg: 0 20px 50px rgba(23, 52, 42, 0.18);

  --container: 1140px;
  --font-heading: 'Montserrat', 'Roboto', sans-serif;
  --font-body: 'PT Sans', 'Roboto', sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink-900);
  background: var(--cream-50);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 800;
  line-height: 1.15;
  margin: 0 0 .5em;
  color: var(--green-900);
}

h1 { font-size: clamp(2rem, 4.5vw, 3.4rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.3rem); }
h3 { font-size: 1.25rem; }

p { margin: 0 0 1em; }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 20px;
}

.section { padding: 72px 0; }
.section--tight { padding: 48px 0; }
.section--alt { background: var(--cream-100); }
.section--dark {
  background: linear-gradient(160deg, var(--green-900), var(--green-700));
  color: var(--cream-50);
}
.section--dark h2, .section--dark h3 { color: var(--cream-50); }

.eyebrow {
  display: inline-block;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  font-size: .78rem;
  color: var(--orange-600);
  margin-bottom: 10px;
}

.section-head {
  max-width: 640px;
  margin: 0 auto 40px;
  text-align: center;
}
.section-head p { color: var(--ink-500); }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 999px;
  font-weight: 700;
  font-family: var(--font-heading);
  font-size: .95rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn--primary {
  background: linear-gradient(135deg, var(--orange-500), var(--orange-600));
  color: var(--white);
  box-shadow: var(--shadow-md);
}
.btn--primary:hover { box-shadow: var(--shadow-lg); }
.btn--outline {
  background: transparent;
  border-color: rgba(255,255,255,.6);
  color: inherit;
}
.btn--outline:hover { background: rgba(255,255,255,.12); }
.btn--dark {
  background: var(--green-800);
  color: var(--cream-50);
}
.btn--block { width: 100%; }

/* ---------------- Header ---------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 253, 248, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(23,52,42,.08);
}
.site-header__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 14px 0;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--green-900);
}
.brand__mark {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--green-600), var(--green-800));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--orange-400);
  font-size: 1.3rem;
}
.brand__text small {
  display: block;
  font-weight: 500;
  font-size: .68rem;
  color: var(--ink-500);
  letter-spacing: .03em;
}

.main-nav__list {
  display: flex;
  gap: 28px;
}
.main-nav__list a {
  font-weight: 600;
  font-size: .92rem;
  color: var(--ink-700);
  padding: 8px 2px;
  border-bottom: 2px solid transparent;
  transition: color .15s, border-color .15s;
}
.main-nav__list a:hover { color: var(--orange-600); border-color: var(--orange-500); }

.header-actions {
  display: flex;
  align-items: center;
  gap: 18px;
}
.header-phone {
  font-family: var(--font-heading);
  font-weight: 800;
  color: var(--green-900);
  font-size: 1.02rem;
}
.header-phone small {
  display: block;
  font-weight: 500;
  font-size: .68rem;
  color: var(--ink-500);
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border-radius: 10px;
  border: 1px solid rgba(23,52,42,.15);
  background: var(--white);
  align-items: center;
  justify-content: center;
  cursor: pointer;
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  content: '';
  display: block;
  width: 20px;
  height: 2px;
  background: var(--green-900);
  position: relative;
  transition: transform .2s;
}
.nav-toggle span::before { position: absolute; top: -7px; }
.nav-toggle span::after { position: absolute; top: 7px; }

/* ---------------- Hero ---------------- */
.hero {
  position: relative;
  min-height: 620px;
  display: flex;
  align-items: center;
  color: var(--white);
  overflow: hidden;
}
.hero__bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(23,52,42,.94) 15%, rgba(23,52,42,.55) 60%, rgba(23,52,42,.25) 100%),
              url('../images/hero-climb.jpg') center right / cover no-repeat;
}
.hero__content { position: relative; z-index: 2; max-width: 640px; }
.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(242,149,74,.18);
  border: 1px solid rgba(242,149,74,.5);
  color: var(--orange-400);
  padding: 6px 16px;
  border-radius: 999px;
  font-size: .82rem;
  font-weight: 700;
  margin-bottom: 22px;
}
.hero h1 { color: var(--white); }
.hero h1 span { color: var(--orange-400); }
.hero p.lead { font-size: 1.12rem; color: rgba(255,255,255,.85); max-width: 520px; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 30px; }
.hero__stats {
  display: flex;
  gap: 34px;
  margin-top: 46px;
  flex-wrap: wrap;
}
.hero__stat b {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.7rem;
  color: var(--orange-400);
}
.hero__stat span { font-size: .82rem; color: rgba(255,255,255,.75); }

/* ---------------- Stations ---------------- */
.stations-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 18px;
}
.station-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 26px 20px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(23,52,42,.06);
  transition: transform .18s, box-shadow .18s;
}
.station-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.station-card img { height: 64px; width: auto; margin: 0 auto 14px; object-fit: contain; }
.station-card h3 { margin-bottom: 4px; font-size: 1.05rem; }
.station-card span { color: var(--ink-500); font-size: .85rem; }

/* ---------------- Advantages ---------------- */
.advantages-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}
.advantage-card {
  background: var(--white);
  padding: 28px 24px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border-top: 4px solid var(--orange-500);
}
.advantage-card__icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--cream-200);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 16px;
  color: var(--green-700);
}
.advantage-card p { color: var(--ink-500); font-size: .93rem; margin: 0; }

/* ---------------- Pricing ---------------- */
.pricing-tabs {
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 36px;
}
.pricing-tab {
  padding: 10px 22px;
  border-radius: 999px;
  border: 2px solid var(--green-700);
  color: var(--green-800);
  font-weight: 700;
  font-size: .9rem;
  cursor: pointer;
  background: transparent;
  transition: background .15s, color .15s;
}
.pricing-tab.is-active,
.pricing-tab:hover {
  background: var(--green-700);
  color: var(--white);
}

.pricing-panel { display: none; }
.pricing-panel.is-active { display: block; }

.price-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 22px;
}
.price-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 30px 26px;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(23,52,42,.07);
  display: flex;
  flex-direction: column;
  position: relative;
}
.price-card--featured {
  border: 2px solid var(--orange-500);
  box-shadow: var(--shadow-md);
}
.price-card__badge {
  position: absolute;
  top: -14px;
  right: 24px;
  background: var(--orange-500);
  color: var(--white);
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .04em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 999px;
}
.price-card h3 { margin-bottom: 6px; }
.price-card__logos {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
  min-height: 34px;
}
.price-card__logos img { height: 30px; width: auto; object-fit: contain; }
.price-card .price-card__meta { color: var(--ink-500); font-size: .87rem; margin-bottom: 18px; }
.price-card__list { margin-bottom: 22px; flex: 1; }
.price-card__list li {
  display: flex;
  gap: 8px;
  align-items: flex-start;
  font-size: .92rem;
  color: var(--ink-700);
  padding: 6px 0;
  border-bottom: 1px dashed rgba(23,52,42,.09);
}
.price-card__list li:last-child { border-bottom: none; }
.price-card__list li::before {
  content: '✓';
  color: var(--green-600);
  font-weight: 800;
  flex-shrink: 0;
}
.price-card__price {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  color: var(--green-900);
  margin-bottom: 4px;
}
.price-card__price small { font-size: 1rem; font-weight: 600; color: var(--ink-500); }
.price-card__note { font-size: .78rem; color: var(--ink-500); margin-bottom: 18px; }

.price-note-box {
  background: var(--cream-100);
  border-radius: var(--radius-md);
  padding: 22px 26px;
  font-size: .88rem;
  color: var(--ink-500);
  margin-top: 30px;
  border-left: 4px solid var(--orange-500);
}
.price-note-box ul { padding-left: 18px; list-style: disc; }
.price-note-box li { margin-bottom: 6px; }

.legal-disclaimer {
  background: var(--cream-200);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  font-size: .82rem;
  color: var(--ink-500);
  text-align: center;
  max-width: 760px;
  margin: 0 auto 36px;
}

.spec-offer {
  background: linear-gradient(135deg, var(--orange-500), var(--orange-600));
  border-radius: var(--radius-lg);
  padding: 40px;
  color: var(--white);
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 28px;
  align-items: center;
  margin-bottom: 40px;
  box-shadow: var(--shadow-md);
}
.spec-offer__logo {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.spec-offer__logo img { height: 56px; width: auto; }
.spec-offer .eyebrow { color: var(--green-900); background: rgba(255,255,255,.9); padding: 4px 12px; border-radius: 999px; }
.spec-offer h3 { color: var(--white); margin-bottom: 8px; }
.spec-offer p { color: rgba(255,255,255,.92); font-size: .92rem; margin-bottom: 0; }
.spec-offer__prices {
  display: grid;
  grid-template-columns: repeat(2, auto);
  gap: 10px 22px;
}
.spec-offer__prices div {
  background: rgba(255,255,255,.15);
  border-radius: var(--radius-sm);
  padding: 10px 16px;
  font-size: .85rem;
  white-space: nowrap;
}
.spec-offer__prices b { display: block; font-family: var(--font-heading); font-size: 1.15rem; }
@media (max-width: 860px) {
  .spec-offer { grid-template-columns: 1fr; text-align: center; }
  .spec-offer__logo { justify-self: center; }
}

/* Base rate table */
.rate-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.rate-table th, .rate-table td {
  padding: 14px 16px;
  text-align: center;
  font-size: .9rem;
  border-bottom: 1px solid var(--cream-200);
}
.rate-table th {
  background: var(--green-800);
  color: var(--cream-50);
  font-family: var(--font-heading);
  font-weight: 700;
}
.rate-table tr:last-child td { border-bottom: none; }
.rate-table td.station-cell { display: flex; align-items: center; gap: 10px; text-align: left; }
.rate-table td.station-cell img { height: 28px; width: auto; object-fit: contain; }

/* ---------------- Promo strip ---------------- */
.promo-strip {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 40px;
  align-items: center;
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-md);
}
.promo-strip img { border-radius: var(--radius-md); }
.promo-strip__price {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  color: var(--orange-600);
  font-weight: 800;
}

/* ---------------- Why-radio / info ---------------- */
.info-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}
.info-columns p { color: var(--ink-700); font-size: .96rem; }

/* ---------------- CTA / Contact ---------------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 44px;
  align-items: start;
}
.contact-card {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: var(--radius-lg);
  padding: 34px;
}
.contact-info-item {
  display: flex;
  gap: 14px;
  margin-bottom: 22px;
}
.contact-info-item__icon {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: rgba(242,149,74,.18);
  color: var(--orange-400);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.contact-info-item strong { display: block; font-family: var(--font-heading); }
.contact-info-item span { color: rgba(255,255,255,.7); font-size: .9rem; }

.form-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-lg);
  color: var(--ink-900);
}
.field { margin-bottom: 16px; }
.field label {
  display: block;
  font-size: .82rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--ink-700);
}
.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 13px 14px;
  border-radius: var(--radius-sm);
  border: 1.5px solid rgba(23,52,42,.15);
  font-family: var(--font-body);
  font-size: .95rem;
  background: var(--cream-50);
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--orange-500);
}
.field-consent {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: .78rem;
  color: var(--ink-500);
  margin-bottom: 18px;
}
.field-consent input { width: auto; margin-top: 3px; }
.form-status { font-size: .88rem; margin-top: 12px; min-height: 1.2em; }
.form-status.is-error { color: #c0392b; }
.form-status.is-success { color: var(--green-700); }

/* ---------------- Footer ---------------- */
.site-footer {
  background: var(--green-900);
  color: rgba(255,255,255,.75);
  padding: 44px 0 24px;
}
.footer-top {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 26px;
  padding-bottom: 26px;
  border-bottom: 1px solid rgba(255,255,255,.12);
  margin-bottom: 22px;
}
.footer-brand { max-width: 320px; }
.footer-brand .brand__text { color: var(--white); }
.footer-links {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
}
.footer-links h4 { color: var(--white); font-size: .95rem; margin-bottom: 12px; }
.footer-links a {
  display: block;
  font-size: .88rem;
  color: rgba(255,255,255,.68);
  padding: 4px 0;
}
.footer-links a:hover { color: var(--orange-400); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  font-size: .8rem;
  color: rgba(255,255,255,.5);
}

/* ---------------- Simple pages (thank-you / privacy) ---------------- */
.simple-hero {
  padding: 64px 0 24px;
  text-align: center;
  background: var(--cream-100);
}
.simple-hero .icon-circle {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background: var(--green-700);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  margin: 0 auto 20px;
}
.legal-content h2 { margin-top: 1.6em; }
.legal-content p, .legal-content li { color: var(--ink-700); }

/* ---------------- Responsive ---------------- */
@media (max-width: 900px) {
  .main-nav, .header-phone { display: none; }
  .nav-toggle { display: flex; }
  .site-header.is-open .main-nav {
    display: block;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    padding: 20px;
    box-shadow: var(--shadow-md);
  }
  .site-header.is-open .main-nav__list { flex-direction: column; gap: 6px; }
  .contact-grid, .info-columns, .promo-strip { grid-template-columns: 1fr; }
  .hero { min-height: auto; padding: 90px 0 60px; }
  .hero__bg { background-position: center; }
}

@media (max-width: 560px) {
  .section { padding: 52px 0; }
  h1 { font-size: 2rem; }
}