:root {
  --ink: #24262e;
  --panel: #353744;
  --panel-2: #3f414f;
  --line: #4b4e5d;
  --text: #f4f1ea;
  --muted: #a7abb9;
  --gold: #d9c563;
  --gold-bright: #ffc916;
  --gold-dim: rgba(217, 197, 99, 0.14);
  --radius: 14px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--ink);
  color: var(--text);
  font-family: 'Manrope', sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: 'Manrope', sans-serif;
  font-weight: 800;
  letter-spacing: -0.01em;
  margin: 0;
}

.mono {
  font-family: 'IBM Plex Mono', monospace;
}

a {
  color: inherit;
}

svg {
  display: block;
}

.wrap {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 28px;
}

.eyebrow {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.eyebrow::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 4px var(--gold-dim);
}

/* header */
header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(36, 38, 46, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 28px;
  max-width: 1080px;
  margin: 0 auto;
}

.logo {
  display: flex;
  align-items: center;
  gap: 14px;
  font-weight: 800;
  font-size: 22px;
  color: var(--gold);
  text-decoration: none;
}

.logo-mark {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
}

.nav-links {
  display: flex;
  gap: 28px;
  font-size: 14.5px;
  color: var(--muted);
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links ul {
  display: flex;
  gap: 28px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links li {
  margin: 0;
  padding: 0;
}

.nav-links a {
  text-decoration: none;
  transition: color 0.15s;
  color: var(--muted);
}

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

/* sections */
section {
  padding: 64px 0;
  border-bottom: 1px solid var(--line);
}

section:last-of-type {
  border-bottom: none;
}

.section-head {
  max-width: 680px;
  margin-bottom: 36px;
}

.section-head h2 {
  font-size: clamp(22px, 2.6vw, 30px);
  font-weight: 800;
  line-height: 1.2;
}

.section-head p {
  color: var(--muted);
  margin-top: 12px;
  font-size: 15.5px;
  font-weight: 500;
}

/* intro */
.intro h1 {
  font-size: clamp(26px, 3.6vw, 38px);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 18px;
}

.intro p {
  color: var(--muted);
  font-size: 16.5px;
  max-width: 720px;
  font-weight: 500;
}

.intro-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
  margin-top: 28px;
  font-size: 14px;
  color: var(--muted);
}

.intro-meta b {
  color: var(--text);
  font-weight: 700;
}

/* carousel */
.carousel {
  position: relative;
  margin-top: 36px;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--ink);
}

.carousel-track {
  display: flex;
  transition: transform 0.5s cubic-bezier(0.65, 0, 0.35, 1);
}

.carousel-slide {
  min-width: 100%;
  position: relative;
  line-height: 0;
}

.carousel-slide img {
  width: 100%;
  height: auto;
  display: block;
}

.slide-caption {
  position: absolute;
  left: 14px;
  bottom: 14px;
  background: rgba(36, 38, 46, 0.85);
  color: var(--gold);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.04em;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
}

.carousel-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(36, 38, 46, 0.72);
  border: 1px solid var(--line);
  color: var(--text);
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
  z-index: 4;
}

.carousel-arrow:hover {
  border-color: var(--gold);
  color: var(--gold);
}

.carousel-arrow.prev {
  left: 12px;
}

.carousel-arrow.next {
  right: 12px;
}

.carousel-dots {
  position: absolute;
  bottom: 14px;
  right: 14px;
  display: flex;
  gap: 7px;
  z-index: 4;
}

.carousel-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: rgba(244, 241, 234, 0.35);
  border: none;
  cursor: pointer;
  padding: 0;
  transition: background 0.15s, transform 0.15s;
}

.carousel-dot.active {
  background: var(--gold);
  transform: scale(1.25);
}

/* product / tech */
.feature-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px 28px;
}

.feature-list li {
  padding-left: 20px;
  position: relative;
  font-size: 15px;
  color: var(--text);
  font-weight: 500;
}

.feature-list li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--gold);
}

.feature-list li span {
  display: block;
  color: var(--muted);
  font-size: 13.5px;
  font-weight: 500;
  margin-top: 2px;
}

.pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.pill {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 13px;
  padding: 9px 16px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--text);
}

.tech-label {
  display: block;
  color: var(--muted);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 0;
}

/* pricing */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.price-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px 24px;
  position: relative;
  cursor: pointer;
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.15s;
}

.price-card:hover {
  border-color: var(--gold);
}

.price-card.is-selected {
  border-color: var(--gold-bright);
  box-shadow: 0 0 0 2px var(--gold-bright), 0 10px 28px rgba(0, 0, 0, 0.28);
}

.price-card-featured {
  border-color: var(--gold);
}

.price-badge {
  position: absolute;
  top: -12px;
  left: 24px;
  background: var(--gold-bright);
  color: #2b2410;
  font-size: 11.5px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 999px;
}

.price-card h3 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 12px;
}

.price-value {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 12px;
}

.price-num {
  font-size: 20px;
  color: var(--gold);
}

.price-period {
  color: var(--muted);
  font-size: 13px;
}

.price-desc {
  color: var(--muted);
  font-size: 14px;
  font-weight: 500;
  margin: 0;
}

.price-note {
  color: var(--muted);
  font-size: 13.5px;
  margin-top: 24px;
}

.price-select-mark {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 2px solid var(--gold);
  opacity: 0;
  transform: scale(0.6);
  transition: opacity 0.2s, transform 0.2s;
}

.price-card.is-selected .price-select-mark {
  opacity: 1;
  transform: scale(1);
}

.price-card.is-selected .price-select-mark::after {
  content: "";
  position: absolute;
  inset: 3px;
  border-radius: 50%;
  background: var(--gold-bright);
}

/* CTA под тарифами */
.pricing-cta {
  margin-top: 32px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
}

.pricing-cta-hint {
  font-size: 14px;
  color: var(--muted);
  transition: color 0.2s;
}

.pricing-cta-hint.is-selected {
  color: var(--gold);
}

.pricing-cta-hint.is-error {
  color: #f07178;
}

/* Кнопка */
.btn-submit {
  appearance: none;
  border: none;
  background: var(--gold-bright);
  color: #2b2410;
  font-family: inherit;
  font-weight: 700;
  font-size: 15px;
  padding: 13px 28px;
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.15s, transform 0.1s, box-shadow 0.15s;
}

.btn-submit:hover {
  background: var(--gold);
  box-shadow: 0 4px 16px rgba(217, 197, 99, 0.25);
}

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

.btn-submit:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  box-shadow: none;
}

/* legal */
.legal-grid {
  display: grid;
  grid-template-columns: 1fr;
  max-width: 560px;
}

.legal-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px 24px;
}

.legal-card h4 {
  font-size: 14.5px;
  font-weight: 700;
  color: var(--gold);
  margin: 0 0 16px;
}

.legal-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 11px;
  font-size: 13.5px;
  color: var(--muted);
  font-weight: 500;
}

.legal-list li span {
  color: var(--text);
  font-weight: 600;
}

/* contact */
.contact-row {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
  font-size: 15.5px;
}

.contact-row a {
  text-decoration: none;
  color: var(--gold);
}

/* footer */
footer {
  padding: 32px 0 40px;
}

.footer-legal {
  font-size: 12.5px;
  color: var(--muted);
  font-family: 'IBM Plex Mono', monospace;
  margin: 0 0 14px;
}

.footer-bottom {
  font-size: 13px;
  color: var(--muted);
}

/* ========== Modal ========== */
.evrika-modal {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.28s ease, visibility 0.28s ease;
}

.evrika-modal.is-open {
  opacity: 1;
  visibility: visible;
}

.evrika-modal__overlay {
  position: absolute;
  inset: 0;
  background: rgba(18, 19, 26, 0.78);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.evrika-modal__dialog {
  position: relative;
  width: 100%;
  max-width: 420px;
  max-height: calc(100vh - 40px);
  overflow-y: auto;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 32px 28px 28px;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.45);
  transform: translateY(18px) scale(0.96);
  transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}

.evrika-modal.is-open .evrika-modal__dialog {
  transform: translateY(0) scale(1);
}

.evrika-modal__close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  background: transparent;
  color: var(--muted);
  border-radius: 10px;
  cursor: pointer;
  transition: color 0.15s, background 0.15s;
}

.evrika-modal__close:hover {
  color: var(--text);
  background: var(--panel-2);
}

.evrika-modal__header {
  margin-bottom: 24px;
}

.evrika-modal__header .eyebrow {
  margin-bottom: 10px;
}

.evrika-modal__header h3 {
  font-size: 22px;
  font-weight: 800;
  margin: 0 0 8px;
}

.evrika-modal__tariff {
  font-size: 14.5px;
  color: var(--muted);
  margin: 0;
}

.evrika-modal__tariff strong {
  color: var(--gold);
  font-weight: 700;
}

/* Fields */
.evrika-field {
  margin-bottom: 16px;
}

.evrika-field label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--muted);
  margin-bottom: 6px;
}

.evrika-field label span {
  color: var(--gold);
}

.evrika-field input,
.evrika-field textarea {
  width: 100%;
  padding: 12px 14px;
  border-radius: 11px;
  border: 1px solid var(--line);
  background: var(--ink);
  color: var(--text);
  font-family: inherit;
  font-size: 15px;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
  resize: vertical;
}

.evrika-field input:focus,
.evrika-field textarea:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px var(--gold-dim);
}

.evrika-field input::placeholder,
.evrika-field textarea::placeholder {
  color: var(--muted);
  opacity: 0.65;
}

.evrika-modal__actions {
  margin-top: 8px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.form-message {
  font-size: 14px;
  font-weight: 500;
  line-height: 1.4;
}

.form-message--success {
  color: #6dce8a;
}

.form-message--error {
  color: #f07178;
}

/* Mobile */
@media (max-width: 760px) {
  .feature-list {
    grid-template-columns: 1fr;
  }

  .pricing-grid {
    grid-template-columns: 1fr;
  }

  .legal-grid {
    grid-template-columns: 1fr;
  }

  .nav-links {
    display: none;
  }
}

@media (max-width: 480px) {
  .evrika-modal__dialog {
    padding: 28px 20px 24px;
    border-radius: 16px;
  }
}