:root {
  color-scheme: dark;
  --bg-layer: radial-gradient(circle at top left, rgba(40, 86, 112, 0.18), transparent 26%), radial-gradient(circle at 85% 15%, rgba(102, 14, 28, 0.2), transparent 22%), linear-gradient(180deg, #090c12 0%, #06080c 100%);
  --panel: rgba(12, 16, 22, 0.9);
  --panel-border: rgba(116, 147, 168, 0.12);
  --panel-strong: rgba(18, 24, 33, 0.98);
  --text: #e5edf7;
  --muted: #8492a5;
  --accent: #8fd4ec;
  --accent-dim: #2f6b84;
  --danger: #d86464;
  --success: #62c9a2;
  --shadow: 0 26px 70px rgba(0, 0, 0, 0.52);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Manrope", sans-serif;
  background: var(--bg-layer);
  color: var(--text);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(rgba(90, 182, 216, 0.04) 1px, transparent 1px), linear-gradient(90deg, rgba(90, 182, 216, 0.04) 1px, transparent 1px);
  background-size: 36px 36px;
  mask-image: radial-gradient(circle at center, black, transparent 85%);
}

.page {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 42px 0 56px;
  display: grid;
  gap: 24px;
}

.hero,
.panel {
  position: relative;
  overflow: visible;
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: 28px;
  box-shadow: var(--shadow);
}

.hero::after,
.panel::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(130deg, rgba(90, 182, 216, 0.05), transparent 30%, transparent 70%, rgba(216, 100, 100, 0.04));
  pointer-events: none;
}

.hero--grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 1.1fr);
  gap: 24px;
  padding: 28px;
  align-items: center;
}

.hero__content {
  position: relative;
  z-index: 1;
  padding-left: 8px;
}

.hero__link {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-size: clamp(34px, 7vw, 74px);
  line-height: 1;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: var(--accent);
  text-decoration: none;
  text-shadow: 0 0 24px rgba(143, 212, 236, 0.16);
}

.hero__link-icon {
  display: inline-grid;
  place-items: center;
  flex: 0 0 auto;
  width: 64px;
  height: 64px;
  margin-top: 12px;
  border-radius: 50%;
  border: 1px solid rgba(143, 212, 236, 0.2);
  background: linear-gradient(180deg, rgba(18, 34, 44, 0.9), rgba(8, 13, 18, 0.96));
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.02), 0 12px 28px rgba(0, 0, 0, 0.3);
}

.hero__link-icon svg {
  width: 52%;
  height: 52%;
  display: block;
}

.rig {
  position: relative;
  min-height: 250px;
  display: grid;
  justify-items: end;
  align-items: center;
}

.rig__glow {
  position: absolute;
  inset: 14% 8%;
  border-radius: 32px;
  background: radial-gradient(circle, rgba(90, 182, 216, 0.18), transparent 65%);
  filter: blur(18px);
  animation: pulse 3.2s ease-in-out infinite;
}

.rig__body {
  position: relative;
  width: min(100%, 430px);
  height: 188px;
  border-radius: 24px;
  background: linear-gradient(180deg, #1b232e 0%, #111821 100%);
  border: 1px solid rgba(118, 153, 180, 0.18);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.03), 0 18px 40px rgba(0, 0, 0, 0.4);
}

.rig__handle {
  position: absolute;
  left: 74px;
  top: 18px;
  width: 136px;
  height: 16px;
  border-radius: 999px;
  border: 1px solid rgba(143, 212, 236, 0.2);
  background: linear-gradient(90deg, rgba(143, 212, 236, 0.2), rgba(143, 212, 236, 0.04));
}

.rig__fan {
  position: absolute;
  left: 18px;
  top: 50%;
  width: 120px;
  height: 120px;
  margin-top: -60px;
  border-radius: 50%;
  border: 1px solid rgba(132, 146, 165, 0.28);
  background: radial-gradient(circle, rgba(7, 9, 13, 0.94) 0 18%, rgba(27, 37, 49, 0.98) 18% 55%, rgba(7, 9, 13, 0.92) 55% 100%);
  box-shadow: inset 0 0 18px rgba(0, 0, 0, 0.45);
  animation: spin 1s linear infinite;
}

.rig__fan::after {
  content: "";
  position: absolute;
  inset: 12px;
  border-radius: 50%;
  border: 1px solid rgba(143, 212, 236, 0.12);
}

.rig__fan span {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 18px;
  height: 42px;
  margin-left: -9px;
  margin-top: -36px;
  border-radius: 999px 999px 40% 40%;
  transform-origin: 50% 36px;
  background: linear-gradient(180deg, rgba(143, 212, 236, 0.78), rgba(47, 107, 132, 0.16));
}

.rig__fan span:nth-child(1) {
  transform: rotate(0deg);
}

.rig__fan span:nth-child(2) {
  transform: rotate(90deg);
}

.rig__fan span:nth-child(3) {
  transform: rotate(180deg);
}

.rig__fan span:nth-child(4) {
  transform: rotate(270deg);
}

.rig__grill {
  position: absolute;
  left: 166px;
  right: 34px;
  top: 54px;
  bottom: 42px;
  border-radius: 14px;
  background:
    repeating-linear-gradient(90deg, rgba(143, 212, 236, 0.14) 0 5px, rgba(8, 11, 16, 0) 5px 14px),
    linear-gradient(180deg, rgba(8, 11, 16, 0.86), rgba(17, 24, 33, 0.94));
  border: 1px solid rgba(118, 153, 180, 0.14);
}

.rig__ports {
  position: absolute;
  right: 34px;
  top: 22px;
  width: 86px;
  height: 14px;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(143, 212, 236, 0.2), rgba(143, 212, 236, 0.04));
}

.rig__led {
  position: absolute;
  right: 26px;
  bottom: 22px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #98d6e8;
  box-shadow: 0 0 0 0 rgba(152, 214, 232, 0.45);
  animation: blink 1.6s steps(2, end) infinite;
}

.panel--compact {
  padding: 24px;
  background: var(--panel-strong);
}

.form {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 18px;
}

.grid-fields {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.field {
  display: grid;
  gap: 8px;
}

.field span {
  font-weight: 700;
  color: #cfd9e5;
}

.field small {
  color: var(--muted);
}

.combo {
  position: relative;
}

.combo__trigger,
input,
button[type="submit"] {
  width: 100%;
  border-radius: 18px;
  font: inherit;
}

.combo__trigger,
input {
  min-height: 56px;
  padding: 0 52px 0 16px;
  border: 1px solid rgba(116, 147, 168, 0.14);
  background: rgba(6, 10, 14, 0.94);
  color: var(--text);
  transition: border-color 0.2s ease, box-shadow 0.2s ease, opacity 0.2s ease, transform 0.12s ease;
}

.combo__trigger {
  position: relative;
  text-align: left;
  cursor: pointer;
}

.combo__trigger::after {
  content: "";
  position: absolute;
  right: 18px;
  top: 50%;
  width: 10px;
  height: 10px;
  margin-top: -7px;
  border-right: 2px solid rgba(143, 212, 236, 0.7);
  border-bottom: 2px solid rgba(143, 212, 236, 0.7);
  transform: rotate(45deg);
  transition: transform 0.16s ease;
}

.combo.is-open .combo__trigger::after {
  transform: rotate(225deg);
  margin-top: -1px;
}

.combo__trigger:disabled,
input:disabled {
  opacity: 0.6;
}

.combo__trigger:focus,
input:focus,
button[type="submit"]:focus {
  outline: none;
  border-color: rgba(90, 182, 216, 0.45);
  box-shadow: 0 0 0 4px rgba(90, 182, 216, 0.12);
}

.combo__menu {
  position: absolute;
  left: 0;
  right: 0;
  top: calc(100% + 8px);
  z-index: 30;
  padding: 8px;
  border-radius: 18px;
  border: 1px solid rgba(116, 147, 168, 0.18);
  background: rgba(8, 12, 17, 0.98);
  box-shadow: 0 22px 44px rgba(0, 0, 0, 0.42);
}

.combo__option {
  width: 100%;
  min-height: 44px;
  padding: 10px 12px;
  border: 0;
  border-radius: 12px;
  background: transparent;
  color: var(--text);
  font: inherit;
  text-align: left;
  cursor: pointer;
}

.combo__option:hover,
.combo__option:focus {
  outline: none;
  background: rgba(143, 212, 236, 0.12);
}

.combo__option.is-selected {
  background: rgba(143, 212, 236, 0.16);
  color: #eef8fd;
}

input {
  padding-right: 16px;
}

button[type="submit"] {
  min-height: 58px;
  padding: 0 18px;
  border: 1px solid rgba(90, 182, 216, 0.24);
  cursor: pointer;
  background: linear-gradient(135deg, #103345 0%, #0b1e2c 100%);
  color: #e7f5fb;
  font-weight: 800;
  letter-spacing: 0.01em;
  transition: transform 0.18s ease, box-shadow 0.18s ease, opacity 0.18s ease, border-color 0.18s ease;
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.34);
}

button[type="submit"]:hover:not(:disabled) {
  transform: translateY(-1px);
  border-color: rgba(90, 182, 216, 0.42);
}

button[type="submit"]:disabled {
  cursor: wait;
  opacity: 0.72;
}

.status {
  position: relative;
  z-index: 1;
  margin-top: 18px;
  min-height: 24px;
  font-weight: 700;
}

.status.is-error {
  color: var(--danger);
}

.status.is-success {
  color: var(--success);
}

.site-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px 20px;
  padding: 0 6px;
  color: var(--muted);
  font-size: 14px;
}

.site-footer a {
  color: var(--accent);
  text-decoration: none;
}

.site-footer a:hover,
.site-footer a:focus {
  text-decoration: underline;
}

@keyframes spin {
  from {
    transform: rotate(0deg);
  }

  to {
    transform: rotate(360deg);
  }
}

@keyframes blink {
  0%,
  42%,
  100% {
    opacity: 0.2;
    box-shadow: 0 0 0 0 rgba(152, 214, 232, 0);
  }

  48%,
  92% {
    opacity: 1;
    box-shadow: 0 0 18px 5px rgba(152, 214, 232, 0.24);
  }
}

@keyframes pulse {
  0%,
  100% {
    transform: scale(0.96);
    opacity: 0.55;
  }

  50% {
    transform: scale(1.03);
    opacity: 0.92;
  }
}

@media (max-width: 960px) {
  .hero--grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .page {
    width: min(100% - 20px, 1120px);
    padding: 18px 0 32px;
  }

  .hero--grid,
  .panel--compact {
    padding: 20px;
    border-radius: 22px;
  }

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

  .rig {
    min-height: 220px;
  }

  .rig__body {
    width: min(100%, 360px);
    height: 166px;
  }

  .rig__handle {
    left: 66px;
    width: 112px;
  }

  .rig__fan {
    width: 98px;
    height: 98px;
    margin-top: -49px;
  }

  .rig__grill {
    left: 142px;
    right: 24px;
  }

  .site-footer {
    flex-direction: column;
    align-items: flex-start;
  }
}