:root {
  color-scheme: dark;
  --bg: #01040a;
  --bg-soft: #050b15;
  --panel: #0a1424;
  --panel-strong: #101d30;
  --line: #174b7f;
  --line-bright: #18a8ff;
  --cyan: #34d6ff;
  --blue: #087bff;
  --text: #f4f8ff;
  --muted: #a7b4c7;
  --success: #36df9a;
  --warning: #ffd166;
  --shadow: 0 0 34px rgba(8, 123, 255, 0.24);
  --max: 1400px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  background:
    linear-gradient(90deg, rgba(8, 123, 255, 0.06) 1px, transparent 1px),
    linear-gradient(180deg, rgba(8, 123, 255, 0.05) 1px, transparent 1px),
    var(--bg);
  background-size: 68px 68px;
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(120deg, transparent 0 42%, rgba(0, 132, 255, 0.1) 48%, transparent 54%),
    linear-gradient(180deg, rgba(1, 4, 10, 0.25), var(--bg));
  opacity: 0.9;
  z-index: -2;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  display: block;
  max-width: 100%;
}

button,
input {
  font: inherit;
}

.container {
  width: min(100% - 32px, var(--max));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 14px;
  z-index: 20;
  width: min(100% - 32px, var(--max));
  min-height: 76px;
  margin: 14px auto 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 12px 16px;
  background: rgba(3, 8, 16, 0.9);
  border: 1px solid rgba(58, 168, 255, 0.28);
  border-radius: 8px;
  box-shadow: 0 16px 44px rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  min-width: 180px;
}

.brand img {
  width: 178px;
  height: 50px;
  object-fit: contain;
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: 6px;
}

.primary-nav a {
  padding: 13px 16px;
  border-radius: 8px;
  color: var(--muted);
  font-weight: 750;
  transition: 180ms ease;
}

.primary-nav a:hover,
.primary-nav a.active {
  color: var(--text);
  background: rgba(8, 123, 255, 0.14);
  box-shadow: inset 0 -2px 0 var(--blue);
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(52, 214, 255, 0.4);
  border-radius: 8px;
  background: rgba(12, 26, 45, 0.85);
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  margin: 5px auto;
  background: var(--text);
}

.section {
  position: relative;
  padding: 96px 0;
}

.hero {
  min-height: auto;
  display: flex;
  align-items: center;
  padding: 110px 0 96px;
  overflow: hidden;
}

.hero::after,
.download-section::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(52, 214, 255, 0.9), transparent);
  opacity: 0.85;
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(520px, 1.1fr);
  align-items: center;
  gap: clamp(42px, 5vw, 86px);
}

.hero-visual {
  width: 100%;
  min-width: 0;
  justify-self: end;
  filter: drop-shadow(0 30px 60px rgba(0, 86, 255, 0.3));
}

.device-frame {
  position: relative;
  width: 100%;
  max-width: 760px;
  margin-left: auto;
  padding: 14px;
  border: 1px solid rgba(165, 203, 255, 0.68);
  border-radius: 8px;
  background: linear-gradient(145deg, rgba(21, 31, 47, 0.98), rgba(1, 6, 13, 0.98));
}

.device-top {
  height: 20px;
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  padding-right: 10px;
}

.device-top span {
  width: 9px;
  height: 9px;
  border: 1px solid rgba(255, 255, 255, 0.8);
}

.player-screen {
  display: grid;
  grid-template-columns: 1.35fr 1fr 1fr;
  gap: 12px;
  padding: 18px;
  min-height: 390px;
  background:
    linear-gradient(135deg, rgba(6, 15, 27, 0.94), rgba(0, 0, 0, 0.98)),
    #000;
  border-radius: 4px;
}

.preview-title {
  grid-column: 1 / -1;
  margin: 0;
  color: var(--cyan);
  font-size: 0.95rem;
  font-weight: 900;
  text-transform: uppercase;
}

.tile {
  min-height: 104px;
  display: grid;
  place-items: center;
  align-content: center;
  gap: 2px;
  padding: 16px;
  text-align: center;
  background: rgba(14, 28, 48, 0.9);
  border: 1px solid rgba(91, 173, 255, 0.58);
  border-radius: 6px;
  box-shadow: inset 0 0 26px rgba(52, 214, 255, 0.06);
}

.tile-large {
  grid-row: span 2;
  min-height: 220px;
}

.tile-wide {
  min-height: 58px;
}

.tile strong {
  font-size: clamp(1.1rem, 1.8vw, 1.65rem);
}

.tile small {
  color: var(--text);
  font-weight: 700;
}

.icon-tv {
  width: 48px;
  height: 34px;
  border: 4px solid #bcd8ff;
  border-radius: 4px;
  position: relative;
  margin-bottom: 12px;
}

.icon-tv::before {
  content: "";
  position: absolute;
  width: 22px;
  height: 4px;
  left: 50%;
  bottom: -12px;
  background: #bcd8ff;
  transform: translateX(-50%);
}

.laptop-base {
  position: absolute;
  left: 50%;
  bottom: -22px;
  width: 106%;
  height: 24px;
  transform: translateX(-50%);
  border: 1px solid rgba(165, 203, 255, 0.38);
  border-radius: 0 0 18px 18px;
  background: linear-gradient(180deg, #1b2533, #05080d 70%);
  box-shadow: 0 22px 34px rgba(0, 0, 0, 0.5), 0 0 28px rgba(8, 123, 255, 0.35);
}

.hero-content {
  max-width: 670px;
  text-align: left;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  margin: 0 0 18px;
  padding: 6px 14px;
  color: var(--cyan);
  font-size: 0.83rem;
  font-weight: 850;
  text-transform: uppercase;
  letter-spacing: 0;
  background: rgba(8, 123, 255, 0.13);
  border: 1px solid rgba(52, 214, 255, 0.25);
  border-radius: 8px;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 18px;
  font-size: clamp(3.4rem, 5.4vw, 6rem);
  line-height: 0.98;
  letter-spacing: 0;
  text-wrap: balance;
  text-shadow: 0 0 34px rgba(0, 0, 0, 0.85);
}

h2 {
  margin-bottom: 16px;
  font-size: clamp(2rem, 4vw, 3.25rem);
  line-height: 1.08;
  letter-spacing: 0;
  text-wrap: balance;
}

h3 {
  margin-bottom: 8px;
  font-size: 1.1rem;
  line-height: 1.2;
}

.hero-subtitle,
.section-heading p {
  color: var(--muted);
  font-size: clamp(1.05rem, 2.2vw, 1.35rem);
}

.hero-subtitle {
  max-width: 660px;
  margin: 0 0 28px;
}

.hero-actions,
.download-actions,
.payment-buttons {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-start;
  gap: 14px;
}

.btn {
  min-height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 22px;
  border: 1px solid rgba(52, 214, 255, 0.8);
  border-radius: 8px;
  color: var(--text);
  font-weight: 850;
  cursor: pointer;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: linear-gradient(180deg, #0e91ff, #0065ff);
  box-shadow: 0 0 28px rgba(8, 123, 255, 0.44);
}

.btn-secondary {
  background: rgba(2, 9, 19, 0.9);
  box-shadow: inset 0 0 24px rgba(8, 123, 255, 0.18), 0 0 20px rgba(8, 123, 255, 0.2);
}

.btn-ghost {
  background: transparent;
  border-color: rgba(167, 180, 199, 0.32);
}

.trust-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-start;
  gap: 12px;
  margin-top: 28px;
  color: var(--muted);
}

.trust-row span {
  padding: 8px 12px;
  border: 1px solid rgba(52, 214, 255, 0.18);
  border-radius: 8px;
  background: rgba(6, 13, 24, 0.68);
}

.section-heading {
  max-width: 790px;
  margin: 0 auto 42px;
  text-align: center;
}

.align-left {
  margin-left: 0;
  text-align: left;
}

.feature-grid,
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.feature-card,
.step-card,
.price-panel,
.license-form,
.terminal-panel,
.contact-panel {
  background: linear-gradient(180deg, rgba(15, 30, 51, 0.9), rgba(5, 12, 24, 0.94));
  border: 1px solid rgba(52, 214, 255, 0.28);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.feature-card,
.step-card {
  padding: 26px;
}

.feature-card p,
.step-card p,
.price-panel p,
.license-form p,
.contact-panel p {
  color: var(--muted);
  margin-bottom: 0;
}

.feature-icon {
  display: inline-block;
  width: 46px;
  height: 46px;
  margin-bottom: 18px;
  border: 2px solid var(--blue);
  border-radius: 8px;
  box-shadow: 0 0 18px rgba(8, 123, 255, 0.34);
  position: relative;
}

.shield-icon::before {
  content: "";
  position: absolute;
  inset: 8px 12px;
  border: 2px solid var(--cyan);
  border-top-width: 4px;
  border-radius: 0 0 12px 12px;
  transform: perspective(20px) rotateX(-12deg);
}

.play-icon::before {
  content: "";
  position: absolute;
  left: 17px;
  top: 12px;
  border-left: 15px solid var(--cyan);
  border-top: 10px solid transparent;
  border-bottom: 10px solid transparent;
}

.speed-icon::before {
  content: "";
  position: absolute;
  width: 22px;
  height: 22px;
  left: 11px;
  top: 11px;
  border: 3px solid var(--cyan);
  border-radius: 50%;
}

.split-layout,
.license-layout,
.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.82fr);
  gap: 26px;
  align-items: center;
}

.terminal-panel {
  padding: 0;
  overflow: hidden;
}

.panel-bar {
  display: flex;
  gap: 8px;
  padding: 14px;
  border-bottom: 1px solid rgba(52, 214, 255, 0.22);
  background: rgba(0, 0, 0, 0.24);
}

.panel-bar span {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--line-bright);
  box-shadow: 0 0 12px rgba(52, 214, 255, 0.5);
}

.terminal-lines {
  padding: 28px;
}

.terminal-lines p {
  margin-bottom: 12px;
  color: var(--muted);
}

.terminal-lines strong {
  color: var(--text);
}

.note {
  margin-top: 16px;
  color: var(--warning);
  font-size: 0.92rem;
}

.license-section {
  background: linear-gradient(180deg, rgba(4, 10, 20, 0.4), rgba(8, 123, 255, 0.07), rgba(4, 10, 20, 0.4));
}

.price-panel,
.license-form,
.contact-panel {
  padding: 32px;
}

.price {
  margin: 10px 0 12px;
  font-size: clamp(4rem, 10vw, 7rem);
  font-weight: 950;
  line-height: 0.9;
  color: var(--text);
  text-shadow: 0 0 34px rgba(52, 214, 255, 0.42);
}

.check-list {
  display: grid;
  gap: 10px;
  padding: 0;
  margin: 24px 0 0;
  list-style: none;
}

.check-list li {
  color: var(--muted);
}

.check-list li::before {
  content: "✓";
  margin-right: 9px;
  color: var(--success);
}

.license-form label {
  display: block;
  margin-bottom: 10px;
  font-weight: 850;
}

.license-form input {
  width: 100%;
  min-height: 58px;
  margin-bottom: 18px;
  padding: 14px 16px;
  color: var(--text);
  background: rgba(2, 8, 17, 0.92);
  border: 1px solid rgba(52, 214, 255, 0.38);
  border-radius: 8px;
  outline: none;
}

.license-form input:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 0 4px rgba(52, 214, 255, 0.14);
}

.form-message {
  min-height: 28px;
  margin-top: 16px;
}

.form-message.error {
  color: var(--warning);
}

.form-message.success {
  color: var(--success);
}

.steps-grid {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.step-card span {
  display: inline-flex;
  margin-bottom: 18px;
  color: var(--cyan);
  font-weight: 950;
}

.faq-list {
  max-width: 880px;
  margin: 34px auto 0;
  border: 1px solid rgba(52, 214, 255, 0.24);
  border-radius: 8px;
  overflow: hidden;
  background: rgba(5, 12, 24, 0.78);
}

.faq-item {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 20px 22px;
  color: var(--text);
  text-align: left;
  background: transparent;
  border: 0;
  border-bottom: 1px solid rgba(52, 214, 255, 0.18);
  cursor: pointer;
}

.faq-item strong {
  color: var(--cyan);
  font-size: 1.35rem;
}

.faq-answer {
  display: none;
  padding: 0 22px 20px;
  color: var(--muted);
  border-bottom: 1px solid rgba(52, 214, 255, 0.18);
}

.faq-answer.open {
  display: block;
}

.contact-panel a {
  display: block;
  margin-bottom: 18px;
  color: var(--cyan);
  font-size: clamp(1.2rem, 3vw, 1.8rem);
  font-weight: 900;
  word-break: break-word;
}

.site-footer {
  padding: 26px 0 34px;
  border-top: 1px solid rgba(52, 214, 255, 0.18);
  background: rgba(0, 0, 0, 0.48);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  color: var(--muted);
}

.footer-inner p {
  margin: 0;
}

.footer-inner a {
  color: var(--cyan);
  font-weight: 800;
}

@media (max-width: 1050px) {
  .primary-nav a {
    padding: 12px 10px;
  }

  .hero-inner {
    grid-template-columns: 1fr;
    gap: 44px;
  }

  .hero-content {
    max-width: 820px;
    text-align: center;
    margin: 0 auto;
  }

  .hero-subtitle {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-actions,
  .trust-row {
    justify-content: center;
  }

  .hero-visual {
    justify-self: center;
    max-width: 780px;
  }

  .device-frame {
    margin: 0 auto;
  }

  .steps-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 820px) {
  .site-header {
    top: 8px;
    width: min(100% - 20px, 1240px);
  }

  .brand img {
    width: 158px;
  }

  .menu-toggle {
    display: block;
  }

  .primary-nav {
    position: absolute;
    left: 0;
    right: 0;
    top: calc(100% + 8px);
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 10px;
    background: rgba(3, 8, 16, 0.96);
    border: 1px solid rgba(52, 214, 255, 0.28);
    border-radius: 8px;
  }

  .primary-nav.open {
    display: flex;
  }

  .primary-nav a {
    padding: 13px 14px;
  }

  .hero {
    min-height: auto;
    padding: 58px 0 70px;
  }

  .player-screen {
    min-height: 330px;
  }

  .feature-grid,
  .split-layout,
  .license-layout,
  .contact-layout {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 72px 0;
  }

  .align-left {
    text-align: center;
  }
}

@media (max-width: 560px) {
  .container {
    width: min(100% - 22px, var(--max));
  }

  .site-header {
    min-height: 66px;
    padding: 9px 10px;
  }

  .brand {
    min-width: 0;
  }

  .brand img {
    width: 136px;
    height: 42px;
  }

  .hero {
    min-height: auto;
    padding: 32px 0 26px;
  }

  .hero-inner {
    gap: 28px;
  }

  .hero-content {
    max-width: 100%;
  }

  h1 {
    font-size: clamp(2.55rem, 12vw, 3.5rem);
    line-height: 1.03;
    overflow-wrap: anywhere;
  }

  .hero-actions,
  .download-actions,
  .payment-buttons {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-actions {
    flex-direction: row;
  }

  .btn {
    width: 100%;
  }

  .hero-actions .btn {
    width: auto;
    flex: 1 1 0;
    padding-left: 12px;
    padding-right: 12px;
    font-size: 0.92rem;
  }

  .trust-row {
    display: none;
  }

  .feature-grid,
  .steps-grid {
    grid-template-columns: 1fr;
  }

  .price-panel,
  .license-form,
  .terminal-lines,
  .contact-panel,
  .feature-card,
  .step-card {
    padding: 22px;
  }

  .hero-visual {
    width: 100%;
    max-width: 330px;
  }

  .player-screen {
    grid-template-columns: 1.2fr 1fr;
    min-height: 240px;
    gap: 8px;
    padding: 12px;
  }

  .tile {
    min-height: 58px;
    padding: 10px;
  }

  .tile-large {
    min-height: 124px;
  }

  .tile-wide {
    min-height: 44px;
  }

  .tile strong {
    font-size: 1rem;
  }

  .tile small,
  .preview-title {
    font-size: 0.72rem;
  }

  .footer-inner {
    flex-direction: column;
    text-align: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition: none !important;
  }
}