/* ===== Reset & Base ===== */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --color-bg: #0c1220;
  --color-surface: #121d30;
  --color-card: #162135;
  --color-text: #e8ecf1;
  --color-muted: #7b8ba1;
  --color-accent: #00d4aa;
  --color-accent-dim: #00a885;
  --color-accent-light: #33e0be;
  --color-border: rgba(123, 139, 161, 0.12);
  --color-green: #00d4aa;
  --color-yellow: #fbbf24;
  --color-red: #f87171;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: "DM Sans", sans-serif;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

/* ===== Layout ===== */
.container {
  max-width: 520px;
  margin: 0 auto;
  padding: 0 16px;
}

.section {
  padding: 48px 0;
}

/* ===== Typography ===== */
.section-label {
  font-family: "Martian Mono", monospace;
  font-size: 14px;
  letter-spacing: 2.5px;
  color: var(--color-accent);
  text-transform: uppercase;
  margin-bottom: 12px;
}

.section-heading {
  font-size: 28px;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.2;
  margin-bottom: 8px;
}

#features .section-heading {
  margin-bottom: 24px;
}

.accent {
  color: var(--color-accent);
}

/* ===== Navigation ===== */
.nav {
  display: flex;
  align-items: center;
  padding: 16px 0;
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  background: var(--color-bg);
  z-index: 10;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-wordmark {
  font-family: "Martian Mono", monospace;
  font-size: 17px;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: 0.5px;
}

.nav-links {
  margin-left: auto;
  display: flex;
  gap: 16px;
  align-items: center;
}

.nav-link {
  font-size: 14px;
  color: var(--color-muted);
}

.nav-cta {
  font-size: 14px;
  color: var(--color-bg);
  font-weight: 600;
  background: var(--color-accent);
  padding: 6px 14px;
  border-radius: 8px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.nav-cta.is-visible {
  opacity: 1;
  pointer-events: auto;
}

.nav-link:focus-visible,
.nav-cta:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ===== App Icon ===== */
.app-icon {
  width: 32px;
  height: 32px;
  border-radius: 7px;
  background: linear-gradient(135deg, #0c1220 0%, #1a2d4a 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(0, 212, 170, 0.15);
  flex-shrink: 0;
}

.app-icon svg {
  width: 18.5px;
  height: 18.5px;
}

.app-icon--sm {
  width: 24px;
  height: 24px;
  border-radius: 5px;
}

.app-icon--sm svg {
  width: 14px;
  height: 14px;
}

/* ===== Health Dot ===== */
.health-dot {
  position: relative;
  display: inline-block;
}

.health-dot--sm {
  width: 6px;
  height: 6px;
}

.health-dot--md {
  width: 8px;
  height: 8px;
}

.health-dot--lg {
  width: 10px;
  height: 10px;
}

.health-dot__core {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: var(--color-green);
  box-shadow: 0 0 8px rgba(0, 212, 170, 0.4);
}

.health-dot__ring {
  position: absolute;
  border-radius: 50%;
  border: 1.5px solid rgba(0, 212, 170, 0.2);
  animation: pulse-ring 2.5s ease-in-out infinite;
}

.health-dot--sm .health-dot__ring {
  inset: -2.4px;
}

.health-dot--md .health-dot__ring {
  inset: -3.2px;
}

.health-dot--lg .health-dot__ring {
  inset: -4px;
}

@keyframes pulse-ring {
  0%,
  100% {
    opacity: 0.4;
    transform: scale(1);
  }
  50% {
    opacity: 1;
    transform: scale(1.15);
  }
}

@media (prefers-reduced-motion: reduce) {
  .health-dot__ring {
    animation: none;
  }
}

/* ===== Pill Badge ===== */
.pill {
  display: inline-flex;
  align-items: center;
  align-self: flex-start;
  gap: 6px;
  background: rgba(0, 212, 170, 0.08);
  border: 1px solid rgba(0, 212, 170, 0.19);
  border-radius: 20px;
  padding: 5px 14px;
}

.pill__text {
  font-family: "Martian Mono", monospace;
  font-size: 14px;
  color: var(--color-accent);
  letter-spacing: 0.5px;
}

.pill--sm {
  padding: 3px 10px;
}

.pill--sm .pill__text {
  font-size: 10px;
}

/* ===== Hero ===== */
.hero {
  text-align: center;
  position: relative;
}

.hero__glow {
  position: absolute;
  top: -40px;
  left: 50%;
  transform: translateX(-50%);
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(0, 212, 170, 0.024) 0%, transparent 70%);
  pointer-events: none;
}

.hero__pill {
  margin-bottom: 24px;
}

.hero__headline {
  font-size: 36px;
  font-weight: 700;
  color: var(--color-text);
  margin: 0;
  line-height: 1.15;
}

.hero__subhead {
  font-size: 17px;
  color: var(--color-muted);
  margin-top: 16px;
  line-height: 1.6;
  max-width: 380px;
  margin-left: auto;
  margin-right: auto;
}

.hero__subtext {
  font-family: "Martian Mono", monospace;
  font-size: 14px;
  color: var(--color-muted);
  margin-top: 12px;
  letter-spacing: 0.5px;
}

/* ===== Email Form ===== */
.email-form {
  display: flex;
  gap: 8px;
  margin-top: 24px;
  max-width: 360px;
  margin-left: auto;
  margin-right: auto;
}

.email-form__input {
  flex: 1;
  padding: 12px 14px;
  border-radius: 10px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  font-size: 16px;
  font-family: "DM Sans", sans-serif;
  outline: none;
  min-width: 0;
}

.email-form__input::placeholder {
  color: var(--color-muted);
}

.email-form__input:focus {
  border-color: rgba(0, 212, 170, 0.3);
}

.email-form__btn {
  background: var(--color-accent);
  color: var(--color-bg);
  padding: 12px 20px;
  border-radius: 10px;
  border: none;
  font-weight: 700;
  font-size: 16px;
  font-family: "DM Sans", sans-serif;
  cursor: pointer;
  box-shadow: 0 4px 20px rgba(0, 212, 170, 0.2);
  white-space: nowrap;
}

.email-form__btn:hover {
  background: var(--color-accent-light);
}

.email-form__hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.email-form__success {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 24px;
  max-width: 360px;
  margin-left: auto;
  margin-right: auto;
  padding: 12px 14px;
  border-radius: 10px;
  background: rgba(0, 212, 170, 0.1);
  border: 1px solid rgba(0, 212, 170, 0.3);
  color: var(--color-accent);
  font-size: 16px;
  font-weight: 700;
  font-family: "DM Sans", sans-serif;
}

.email-form__error {
  display: block;
  margin-top: 8px;
  max-width: 360px;
  margin-left: auto;
  margin-right: auto;
  font-size: 13px;
  color: #ef4444;
  font-family: "DM Sans", sans-serif;
}

.email-form__btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* ===== Dashboard Preview ===== */
.preview {
  background: var(--color-surface);
  border-radius: 14px;
  padding: 14px;
  border: 1px solid var(--color-border);
  margin-bottom: 8px;
}

.preview__status {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(0, 212, 170, 0.063);
  border-radius: 8px;
  padding: 8px 12px;
  margin-bottom: 10px;
}

.preview__status-text {
  font-family: "Martian Mono", monospace;
  font-size: 12px;
  color: var(--color-accent);
  font-weight: 700;
  letter-spacing: 0.5px;
}

.preview__status-timer {
  margin-left: auto;
  font-family: "Martian Mono", monospace;
  font-size: 11px;
  color: var(--color-muted);
}

.preview__metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.metric-card {
  background: var(--color-card);
  border-radius: 8px;
  padding: 10px 12px;
  border: 1px solid var(--color-border);
}

.metric-card__label {
  font-family: "Martian Mono", monospace;
  font-size: 9px;
  color: var(--color-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 4px;
}

.metric-card__row {
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.metric-card__value {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-text);
}

.metric-card__delta {
  font-family: "Martian Mono", monospace;
  font-size: 10px;
  color: var(--color-green);
  font-weight: 700;
}

.preview__sparkline {
  margin-top: 8px;
  background: var(--color-card);
  border-radius: 8px;
  padding: 8px 12px;
  border: 1px solid var(--color-border);
}

.preview__sparkline-header {
  display: flex;
  justify-content: space-between;
  margin-bottom: 4px;
}

.preview__sparkline-label {
  font-family: "Martian Mono", monospace;
  font-size: 9px;
  color: var(--color-muted);
  letter-spacing: 1px;
}

.preview__sparkline-delta {
  font-family: "Martian Mono", monospace;
  font-size: 9px;
  color: var(--color-accent);
}

.preview__sparkline svg {
  display: block;
  width: 100%;
  height: 28px;
}

.preview__alerts {
  margin-top: 8px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.alert-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px 10px;
  background: var(--color-card);
  border-radius: 6px;
  border: 1px solid var(--color-border);
}

.alert-row__dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  flex-shrink: 0;
}

.alert-row__dot--green {
  background: var(--color-green);
}

.alert-row__dot--yellow {
  background: var(--color-yellow);
}

.alert-row__msg {
  font-size: 11px;
  color: var(--color-text);
  flex: 1;
}

.alert-row__time {
  font-family: "Martian Mono", monospace;
  font-size: 10px;
  color: var(--color-muted);
  flex-shrink: 0;
}

/* ===== Features ===== */
.features-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.feature-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.feature-item__dot {
  margin-top: 4px;
  flex-shrink: 0;
}

.feature-item__title {
  font-size: 17px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 4px;
}

.feature-item__desc {
  font-size: 15px;
  color: var(--color-muted);
  line-height: 1.6;
}

/* ===== Integrations ===== */
.integrations-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.integration-card {
  background: var(--color-card);
  border-radius: 10px;
  padding: 18px 16px;
  border: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.integration-card__header {
  display: flex;
  align-items: center;
  gap: 10px;
}

.integration-card__icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
}

.integration-card__name {
  font-size: 17px;
  font-weight: 600;
  color: var(--color-text);
}

.integration-card__desc {
  font-size: 14px;
  color: var(--color-muted);
  line-height: 1.5;
}

.coming-soon {
  margin-top: 12px;
  padding: 10px 14px;
  border-radius: 8px;
  border: 1px dashed var(--color-border);
  text-align: center;
  font-family: "Martian Mono", monospace;
  font-size: 14px;
  color: var(--color-muted);
}

/* ===== Pricing ===== */
.pricing-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.pricing-card {
  background: var(--color-card);
  border-radius: 12px;
  padding: 24px 20px;
  border: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  gap: 16px;
  position: relative;
}

.pricing-card__name {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 20px;
  font-weight: 700;
  color: var(--color-text);
}

.pricing-card--accent {
  background: rgba(0, 212, 170, 0.03);
  border-color: rgba(0, 212, 170, 0.19);
}

.pricing-card__desc {
  font-size: 15px;
  color: var(--color-muted);
  margin-top: 4px;
}

.pricing-card__price {
  display: flex;
  align-items: baseline;
  gap: 4px;
}

.pricing-card__amount {
  font-size: 40px;
  font-weight: 700;
  color: var(--color-text);
}

.pricing-card__period {
  font-size: 15px;
  color: var(--color-muted);
}

.pricing-card__features {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.pricing-feature {
  display: flex;
  align-items: center;
  gap: 8px;
}

.pricing-feature__icon {
  color: var(--color-accent);
  font-size: 14px;
  flex-shrink: 0;
}

.pricing-feature__text {
  font-size: 15px;
  color: var(--color-muted);
}

/* ===== Section Descriptions ===== */
.section-desc {
  font-size: 15px;
  color: var(--color-muted);
  margin-bottom: 20px;
  line-height: 1.6;
}

/* ===== Final CTA ===== */
.final-cta {
  background: rgba(0, 212, 170, 0.03);
  border: 1px solid rgba(0, 212, 170, 0.125);
  border-radius: 14px;
  padding: 32px 24px;
  text-align: center;
}

.final-cta__heading {
  font-size: 24px;
  font-weight: 700;
  color: var(--color-text);
  margin: 0;
}

.final-cta__desc {
  font-size: 16px;
  color: var(--color-muted);
  margin-top: 8px;
  line-height: 1.6;
}

.final-cta .email-form {
  margin-top: 20px;
  max-width: 340px;
}

/* ===== Footer ===== */
.footer {
  padding: 24px 0;
  border-top: 1px solid var(--color-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 32px;
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer__wordmark {
  font-family: "Martian Mono", monospace;
  font-size: 14px;
  color: var(--color-muted);
}

.footer__credit {
  font-size: 14px;
  color: var(--color-muted);
}

.footer__credit:hover {
  color: var(--color-accent);
}

/* ===== Responsive ===== */
@media (min-width: 640px) {
  .container {
    max-width: 800px;
  }

  .pricing-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
  }
}