:root {
  color-scheme: light;
  --background: #f3f7f8;
  --surface: rgba(255, 255, 255, 0.78);
  --surface-solid: #ffffff;
  --surface-soft: #eaf1f3;
  --border: rgba(16, 43, 58, 0.12);
  --border-strong: rgba(16, 43, 58, 0.2);
  --text: #102b3a;
  --text-muted: #59707c;
  --text-soft: #7d9099;
  --teal: #0c8a8c;
  --teal-light: #31c2bd;
  --teal-soft: #daf3f1;
  --blue: #3978ba;
  --blue-soft: #e5effb;
  --amber: #b97820;
  --amber-soft: #fff0d8;
  --shadow: 0 30px 80px rgba(16, 43, 58, 0.13);
  --grid: rgba(16, 43, 58, 0.055);
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --background: #071820;
  --surface: rgba(15, 39, 49, 0.78);
  --surface-solid: #0f2731;
  --surface-soft: #142f3a;
  --border: rgba(175, 211, 218, 0.13);
  --border-strong: rgba(175, 211, 218, 0.22);
  --text: #edf7f7;
  --text-muted: #a7bbc2;
  --text-soft: #78919a;
  --teal: #48c8c4;
  --teal-light: #70ddd8;
  --teal-soft: rgba(36, 176, 171, 0.14);
  --blue: #72a9df;
  --blue-soft: rgba(60, 126, 190, 0.17);
  --amber: #e0a14e;
  --amber-soft: rgba(193, 126, 36, 0.18);
  --shadow: 0 32px 90px rgba(0, 0, 0, 0.36);
  --grid: rgba(178, 218, 225, 0.05);
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  background: var(--background);
}

body {
  min-height: 100vh;
  margin: 0;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 82% 18%, rgba(38, 183, 177, 0.13), transparent 26rem),
    radial-gradient(circle at 12% 90%, rgba(50, 116, 174, 0.08), transparent 28rem),
    var(--background);
  color: var(--text);
  font-family:
    Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}

body::before {
  position: fixed;
  z-index: -1;
  inset: 0;
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: linear-gradient(to bottom, black, transparent 78%);
  content: "";
  pointer-events: none;
}

button,
a {
  font: inherit;
}

button:focus-visible,
a:focus-visible {
  outline: 3px solid rgba(49, 194, 189, 0.35);
  outline-offset: 4px;
}

.page-shell {
  display: grid;
  width: min(100% - 48px, 1320px);
  min-height: 100vh;
  margin: 0 auto;
  grid-template-rows: auto 1fr auto;
}

.site-header {
  display: flex;
  min-height: 112px;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--text);
  text-decoration: none;
}

.brand-mark,
.mini-mark {
  display: grid;
  place-items: center;
  background: linear-gradient(145deg, #28bcb7, #087a83);
  color: #fff;
  box-shadow: 0 10px 24px rgba(5, 98, 105, 0.24);
  font-weight: 800;
}

.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 13px;
  font-size: 20px;
}

.brand-word {
  font-size: 23px;
  font-weight: 750;
  letter-spacing: -0.055em;
}

.theme-toggle {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  gap: 9px;
  padding: 0 14px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface);
  color: var(--text-muted);
  cursor: pointer;
  backdrop-filter: blur(16px);
  transition:
    border-color 160ms ease,
    color 160ms ease,
    transform 160ms ease;
}

.theme-toggle:hover {
  border-color: var(--border-strong);
  color: var(--text);
  transform: translateY(-1px);
}

.theme-icon {
  width: 17px;
  height: 17px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.theme-icon--moon {
  display: none;
}

:root[data-theme="dark"] .theme-icon--sun {
  display: none;
}

:root[data-theme="dark"] .theme-icon--moon {
  display: block;
}

.theme-label {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.hero {
  display: grid;
  align-items: center;
  gap: clamp(56px, 8vw, 120px);
  grid-template-columns: minmax(0, 1fr) minmax(410px, 0.86fr);
  padding: 56px 0 72px;
}

.hero > * {
  min-width: 0;
}

.hero-copy {
  max-width: 680px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--teal);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.eyebrow-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 0 5px var(--teal-soft);
}

h1 {
  max-width: 760px;
  margin: 26px 0 24px;
  font-size: clamp(68px, 9.2vw, 138px);
  font-weight: 760;
  letter-spacing: -0.078em;
  line-height: 0.86;
}

h1 span {
  color: var(--teal);
}

.hero-lead {
  max-width: 590px;
  margin: 0;
  color: var(--text-muted);
  font-size: clamp(18px, 2vw, 22px);
  letter-spacing: -0.025em;
  line-height: 1.62;
}

.status-line {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  margin-top: 38px;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 650;
  backdrop-filter: blur(16px);
}

.status-pulse {
  position: relative;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--teal);
}

.status-pulse::after {
  position: absolute;
  inset: -4px;
  border: 1px solid var(--teal);
  border-radius: inherit;
  animation: pulse 2.2s ease-out infinite;
  content: "";
}

.signal-panel {
  position: relative;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--border-strong);
  border-radius: 24px;
  background: var(--surface);
  box-shadow: var(--shadow);
  backdrop-filter: blur(24px);
}

.signal-panel::before {
  position: absolute;
  inset: 0 0 auto;
  height: 3px;
  background: linear-gradient(90deg, var(--teal), #46d2cb 48%, transparent);
  content: "";
}

.signal-panel__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 23px 26px;
  border-bottom: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.signal-panel__top h2 {
  margin: 0;
  font: inherit;
}

.signal-live {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--teal);
}

.signal-live i {
  position: relative;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}

.signal-live i::after {
  position: absolute;
  inset: -4px;
  border: 1px solid currentColor;
  border-radius: inherit;
  animation: live-pulse 2.4s ease-out infinite;
  content: "";
}

.signal-score {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 30px 28px 25px;
}

.signal-label {
  display: block;
  margin-bottom: 7px;
  color: var(--text-soft);
  font-size: 10px;
  font-weight: 750;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.signal-score strong {
  font-size: 20px;
  letter-spacing: -0.035em;
}

.score-ring {
  position: relative;
  display: grid;
  width: 66px;
  height: 66px;
  place-items: center;
  border-radius: 50%;
  color: var(--teal);
}

.score-ring svg {
  position: absolute;
  width: 100%;
  height: 100%;
  overflow: visible;
  transform: rotate(-90deg);
}

.score-ring circle {
  fill: none;
  stroke-width: 4;
}

.score-ring__track {
  stroke: var(--surface-soft);
}

.score-ring__progress {
  animation: score-enter 900ms cubic-bezier(0.22, 1, 0.36, 1) 180ms forwards;
  stroke: var(--teal);
  stroke-dasharray: 92 100;
  stroke-dashoffset: 100;
  stroke-linecap: round;
}

.score-ring span {
  position: relative;
  z-index: 1;
  font-size: 18px;
  font-weight: 800;
}

.signal-list {
  margin: 0 18px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: color-mix(in srgb, var(--surface-solid) 76%, transparent);
}

.signal-row {
  display: grid;
  min-height: 76px;
  align-items: center;
  gap: 13px;
  opacity: 0;
  padding: 12px 14px;
  transform: translateY(7px);
  animation: signal-enter 440ms ease forwards;
  grid-template-columns: auto minmax(0, 1fr) auto;
}

.signal-row:nth-child(1) {
  animation-delay: 110ms;
}

.signal-row:nth-child(2) {
  animation-delay: 190ms;
}

.signal-row:nth-child(3) {
  animation-delay: 270ms;
}

.signal-row + .signal-row {
  border-top: 1px solid var(--border);
}

.signal-icon {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border-radius: 11px;
}

.signal-icon svg {
  width: 19px;
  height: 19px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.9;
}

.signal-icon--teal {
  background: var(--teal-soft);
  color: var(--teal);
}

.signal-icon--blue {
  background: var(--blue-soft);
  color: var(--blue);
}

.signal-icon--amber {
  background: var(--amber-soft);
  color: var(--amber);
}

.signal-row span:nth-child(2) {
  min-width: 0;
}

.signal-row strong,
.signal-row small {
  display: block;
}

.signal-row strong {
  font-size: 13px;
  letter-spacing: -0.01em;
  line-height: 1.35;
}

.signal-row small {
  margin-top: 4px;
  color: var(--text-soft);
  font-size: 11px;
}

.signal-status {
  display: inline-flex;
  min-height: 24px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0 8px;
  color: var(--text-muted);
  font-size: 10px;
  font-weight: 750;
  white-space: nowrap;
}

.signal-status--ready {
  border-color: color-mix(in srgb, var(--teal) 28%, var(--border));
  background: var(--teal-soft);
  color: var(--teal);
}

.signal-status--review {
  border-color: color-mix(in srgb, var(--amber) 32%, var(--border));
  background: var(--amber-soft);
  color: var(--amber);
}

.signal-status--visible {
  border-color: color-mix(in srgb, var(--blue) 28%, var(--border));
  background: var(--blue-soft);
  color: var(--blue);
}

.signal-recommendation {
  position: relative;
  display: grid;
  min-width: 0;
  align-items: start;
  gap: 12px;
  overflow: hidden;
  margin: 16px 18px 0;
  border: 1px solid color-mix(in srgb, var(--teal) 30%, var(--border));
  border-radius: 15px;
  background: color-mix(in srgb, var(--teal) 8%, var(--surface-solid));
  opacity: 0;
  padding: 15px;
  transform: translateY(7px);
  animation: signal-enter 480ms ease 360ms forwards;
  grid-template-columns: auto minmax(0, 1fr);
}

.signal-recommendation::after {
  position: absolute;
  inset: auto -26px -42px auto;
  width: 110px;
  height: 110px;
  border-radius: 50%;
  background: color-mix(in srgb, var(--teal) 11%, transparent);
  filter: blur(20px);
  content: "";
  pointer-events: none;
}

.recommendation-icon {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border-radius: 11px;
  background: var(--teal-soft);
  color: var(--teal);
}

.recommendation-icon svg {
  width: 19px;
  height: 19px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.9;
}

.recommendation-copy {
  position: relative;
  z-index: 1;
  min-width: 0;
}

.recommendation-copy > div {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.recommendation-copy > div > span {
  color: var(--teal);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.recommendation-copy > div > b {
  border-radius: 999px;
  background: var(--teal-soft);
  padding: 4px 7px;
  color: var(--teal);
  font-size: 8px;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  white-space: nowrap;
}

.recommendation-copy h3 {
  margin: 8px 0 0;
  font-size: 14px;
  letter-spacing: -0.02em;
  line-height: 1.35;
}

.recommendation-copy p {
  margin: 4px 0 0;
  color: var(--text-muted);
  font-size: 11px;
  line-height: 1.45;
}

.signal-footer {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 22px 27px 25px;
}

.mini-mark {
  width: 34px;
  height: 34px;
  flex: 0 0 auto;
  border-radius: 10px;
  font-size: 15px;
}

.signal-footer p {
  margin: 0;
}

.signal-footer strong,
.signal-footer small {
  display: block;
}

.signal-footer strong {
  font-size: 12px;
}

.signal-footer small {
  margin-top: 3px;
  color: var(--text-soft);
  font-size: 10px;
}

.site-footer {
  display: flex;
  min-height: 88px;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--border);
  color: var(--text-soft);
  font-size: 11px;
  font-weight: 650;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

@keyframes pulse {
  0% {
    opacity: 0.75;
    transform: scale(0.8);
  }
  75%,
  100% {
    opacity: 0;
    transform: scale(1.8);
  }
}

@keyframes live-pulse {
  0% {
    opacity: 0.72;
    transform: scale(0.7);
  }
  70%,
  100% {
    opacity: 0;
    transform: scale(1.75);
  }
}

@keyframes score-enter {
  to {
    stroke-dashoffset: 8;
  }
}

@keyframes signal-enter {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 960px) {
  .hero {
    grid-template-columns: 1fr;
    padding-top: 48px;
  }

  .hero-copy {
    max-width: 720px;
  }

  .signal-panel {
    width: min(100%, 600px);
  }
}

@media (max-width: 600px) {
  .page-shell {
    width: min(100% - 30px, 1320px);
  }

  .site-header {
    min-height: 86px;
  }

  .theme-label {
    display: none;
  }

  .theme-toggle {
    width: 42px;
    justify-content: center;
    padding: 0;
  }

  .hero {
    gap: 48px;
    padding: 50px 0 58px;
  }

  h1 {
    margin-top: 22px;
    font-size: clamp(62px, 20vw, 88px);
  }

  .hero-lead {
    font-size: 17px;
    line-height: 1.55;
  }

  .status-line {
    margin-top: 30px;
  }

  .signal-panel {
    border-radius: 19px;
  }

  .signal-panel__top,
  .signal-score {
    padding-right: 20px;
    padding-left: 20px;
  }

  .signal-score strong {
    font-size: 17px;
  }

  .score-ring {
    width: 58px;
    height: 58px;
  }

  .signal-list {
    margin: 0 10px;
  }

  .signal-row {
    gap: 10px;
    padding: 11px;
  }

  .signal-row {
    align-items: start;
    grid-template-columns: 38px minmax(0, 1fr);
  }

  .signal-status {
    width: max-content;
    min-height: 22px;
    margin-top: 2px;
    grid-column: 2;
  }

  .signal-recommendation {
    margin-right: 10px;
    margin-left: 10px;
    padding: 13px;
  }

  .signal-footer {
    padding: 20px;
  }

  .site-footer {
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    gap: 8px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .signal-row,
  .signal-recommendation {
    opacity: 1 !important;
    transform: none !important;
    animation-delay: 0ms !important;
  }

  .score-ring__progress {
    stroke-dashoffset: 8;
  }
}