:root {
  --r: 14px;
  --pad: clamp(20px, 4vw, 56px);
  --shadow: 0 1px 2px rgba(16, 22, 19, 0.05), 0 16px 40px -16px rgba(16, 22, 19, 0.16);
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
::selection {
  background: var(--green);
  color: #fff;
}
a {
  color: inherit;
  text-decoration: none;
}
ul {
  list-style: none;
}
.wrap {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 var(--pad);
}
.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 14px;
  font-size: 13px;
  font-weight: 500;
  color: var(--muted);
}
.pill::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
}
a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 3px;
}

/* scroll reveal */
.rv {
  opacity: 0;
  transform: translateY(26px);
  transition:
    opacity 0.8s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}
.rv.in {
  opacity: 1;
  transform: none;
}
.rv.d1 {
  transition-delay: 0.08s;
}
.rv.d2 {
  transition-delay: 0.16s;
}
.rv.d3 {
  transition-delay: 0.24s;
}
.rv.d4 {
  transition-delay: 0.32s;
}

/* nav */
nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(248, 247, 242, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 16px var(--pad);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.logo {
  font-weight: 700;
  font-size: 20px;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: 9px;
}
.logo .mark {
  width: 22px;
  height: 22px;
  display: block;
  flex: none;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 15px;
  padding: 11px 20px;
  transition:
    background 0.2s,
    transform 0.15s;
}
.btn:active {
  transform: scale(0.98);
}
.btn-green {
  background: var(--green);
  color: #fff;
}
.btn-green:hover {
  background: var(--green-deep);
}
.btn-lg {
  padding: 14px 26px;
  font-size: 16px;
}

/* hero */
.hero {
  padding: clamp(70px, 8vw, 120px) 0 0;
  text-align: center;
  position: relative;
}
.hero::before {
  content: '';
  position: absolute;
  top: -160px;
  left: 50%;
  transform: translateX(-50%);
  width: min(900px, 100%);
  height: 600px;
  pointer-events: none;
  background: radial-gradient(ellipse at center, rgba(15, 107, 79, 0.09), transparent 65%);
}
h1 {
  font-size: clamp(38px, 5.4vw, 68px);
  line-height: 1.05;
  font-weight: 700;
  letter-spacing: -0.035em;
  max-width: 19ch;
  margin: 26px auto 22px;
}
h1 .u {
  color: var(--green);
}
.lede {
  color: var(--muted);
  max-width: 58ch;
  margin: 0 auto;
  font-size: clamp(16px, 1.4vw, 19px);
}
.hero-cta {
  margin: 36px 0 0;
  display: flex;
  gap: 14px;
  justify-content: center;
}
.hero-note {
  font-size: 13px;
  color: var(--muted);
  margin-top: 16px;
}

/* dashboard mock — parallax target */
.dash-holder {
  perspective: 1200px;
}
.dash {
  max-width: 1020px;
  margin: 64px auto 0;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow);
  overflow: hidden;
  text-align: left;
  will-change: transform;
}
.dash-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 18px;
  border-bottom: 1px solid var(--line);
}
.dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--line);
}
.dash-bar .title {
  margin-left: 10px;
  font-size: 12.5px;
  color: var(--muted);
  font-family: var(--mono);
}
.dash-bar .title {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.dash-bar .dot {
  flex: none;
}
.dash-body {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
}
.dash-main {
  padding: 24px;
  border-right: 1px solid var(--line);
}
.kpis {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 20px;
}
.kpi {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px 16px;
}
.kpi .k {
  font-size: 11.5px;
  color: var(--muted);
  font-weight: 500;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}
.kpi .v {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-top: 4px;
  font-family: var(--mono);
}
.badge {
  font-size: 11px;
  font-weight: 600;
  border-radius: 6px;
  padding: 2px 7px;
  margin-left: 6px;
  vertical-align: 2px;
}
.badge.ok {
  background: var(--green-soft);
  color: var(--green);
}
.badge.watch {
  background: var(--orange-soft);
  color: var(--orange);
}
.chart {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 16px;
}
.chart .k {
  font-size: 12px;
  color: var(--muted);
  font-weight: 500;
  margin-bottom: 8px;
  display: flex;
  justify-content: space-between;
}
.chart svg {
  width: 100%;
}
.chart .cov {
  stroke: var(--green);
  stroke-width: 2;
  fill: none;
  stroke-dasharray: 1200;
  stroke-dashoffset: 1200;
}
.dash.seen .chart .cov {
  animation: draw 2s ease forwards 0.3s;
}
@keyframes draw {
  to {
    stroke-dashoffset: 0;
  }
}
.chart .req {
  stroke: #cbcabf;
  stroke-width: 1.5;
  stroke-dasharray: 4 5;
  fill: none;
}
.chart .area {
  fill: var(--green-soft);
  opacity: 0.55;
}
.dash-side {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.dash-side h4 {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
}
.alert {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 13px 14px;
  font-size: 13.5px;
  display: flex;
  gap: 10px;
  align-items: flex-start;
}
.alert .ic {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-top: 6px;
  flex: none;
}
.alert.w .ic {
  background: var(--orange);
}
.alert.g .ic {
  background: var(--green);
}
.alert b {
  display: block;
  font-size: 13.5px;
}
.alert span {
  color: var(--muted);
  font-size: 12.5px;
  line-height: 1.45;
  display: block;
}

/* vocab strip */
.vocab {
  padding: 56px 0;
  border-bottom: 1px solid var(--line);
  text-align: center;
}
.vocab p {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  margin-bottom: 18px;
  font-weight: 600;
}
.vocab ul {
  display: flex;
  justify-content: center;
  gap: clamp(20px, 4vw, 48px);
  flex-wrap: wrap;
  font-family: var(--mono);
  font-size: 14px;
  color: var(--muted);
}

/* sections */
section {
  padding: clamp(80px, 9vw, 130px) 0;
}
.sec-head {
  text-align: center;
  max-width: 60ch;
  margin: 0 auto 64px;
}
.sec-head .kicker {
  font-size: 13px;
  font-weight: 600;
  color: var(--green);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.sec-head h2 {
  font-size: clamp(28px, 3.6vw, 44px);
  font-weight: 700;
  letter-spacing: -0.03em;
  margin: 14px 0 16px;
}
.sec-head p {
  color: var(--muted);
}

/* gap cards */
.gap {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.gap-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 32px;
  box-shadow: var(--shadow);
}
.gap-card .tagline {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  margin-bottom: 14px;
  display: inline-block;
  border-radius: 6px;
  padding: 3px 9px;
}
.gap-card.a .tagline {
  background: #efeee7;
  color: var(--muted);
}
.gap-card.b .tagline {
  background: var(--green-soft);
  color: var(--green);
}
.gap-card h3 {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 10px;
}
.gap-card p {
  color: var(--muted);
  font-size: 15.5px;
}
.gap-card.b {
  border-color: #bcd6ca;
  background: linear-gradient(180deg, #fff, #f4faf7);
}

/* features */
.feat {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.f-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 30px;
  box-shadow: var(--shadow);
  transition:
    transform 0.25s,
    border-color 0.25s;
}
.f-card:hover {
  transform: translateY(-3px);
  border-color: #bcd6ca;
}
.f-card .ic {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--green-soft);
  color: var(--green);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--mono);
  font-size: 15px;
  font-weight: 500;
  margin-bottom: 18px;
}
.f-card h3 {
  font-size: 18.5px;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 8px;
}
.f-card p {
  color: var(--muted);
  font-size: 15px;
}

/* stats */
.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 20px;
}
.stat {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 26px 28px;
  box-shadow: var(--shadow);
  text-align: center;
}
.stat .n {
  font-family: var(--mono);
  font-size: clamp(18px, 1.8vw, 24px);
  font-weight: 500;
  color: var(--green-deep);
  letter-spacing: -0.01em;
}
.stat p {
  color: var(--muted);
  font-size: 13.5px;
  margin-top: 6px;
}

/* cta */
.cta-box {
  background: var(--green-deep);
  color: #fff;
  border-radius: 22px;
  padding: clamp(48px, 6vw, 80px);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-box::before {
  content: '';
  position: absolute;
  inset: auto -20% -60% -20%;
  height: 120%;
  background: radial-gradient(ellipse at bottom, rgba(233, 217, 172, 0.14), transparent 60%);
}
.cta-box h2 {
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 700;
  letter-spacing: -0.03em;
  max-width: 20ch;
  margin: 0 auto 16px;
  position: relative;
}
.cta-box p {
  color: #b9cfc4;
  max-width: 54ch;
  margin: 0 auto 36px;
  position: relative;
}
.cta-box .btn-green {
  background: #fff;
  color: var(--green-deep);
  position: relative;
}
.cta-box .btn-green:hover {
  background: #e9e7dc;
}

/* ---- scroll signal track ---- */
#signal-layer {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  z-index: -1;
  pointer-events: none;
  overflow: visible;
}
#track,
#trail {
  opacity: 0.35;
}
#sig-dot,
#sig-blip {
  opacity: 0.85;
}
#track {
  stroke: var(--line);
  stroke-width: 1.5;
  fill: none;
  stroke-dasharray: 3 7;
}
#trail {
  stroke: var(--green);
  stroke-width: 2;
  fill: none;
  stroke-linecap: round;
}
#sig-dot {
  fill: var(--green);
  transform-box: fill-box;
  transform-origin: center;
  animation: dotpulse 2s ease-in-out infinite;
}
@keyframes dotpulse {
  0%,
  100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.4);
  }
}
#sig-halo {
  fill: none;
  stroke: var(--green);
  stroke-width: 1.5;
  opacity: 0.5;
  animation: halo 2s ease-out infinite;
}
@keyframes halo {
  from {
    r: 6;
    opacity: 0.55;
  }
  to {
    r: 20;
    opacity: 0;
  }
}
#sig-blip {
  fill: #e9d9ac;
}
@media (max-width: 880px) {
  #signal-layer {
    display: none;
  }
}

footer {
  border-top: 1px solid var(--line);
  padding: 28px 0;
}
.foot {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 13px;
  color: var(--muted);
}
.foot a {
  color: var(--ink);
  font-weight: 500;
}
.foot a:hover {
  color: var(--green);
}

@media (max-width: 880px) {
  .dash-body {
    grid-template-columns: 1fr;
  }
  .dash-main {
    border-right: none;
    border-bottom: 1px solid var(--line);
    min-width: 0;
  }
  .gap,
  .feat,
  .stats {
    grid-template-columns: 1fr;
  }
  .kpis {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 550px) {
  .dash-main,
  .dash-side {
    padding: 18px;
  }
  .chart .k {
    flex-wrap: wrap;
    gap: 5px;
    font-size: 11px;
  }
}
@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
  }
  .rv {
    opacity: 1;
    transform: none;
  }
  .chart .cov {
    stroke-dashoffset: 0;
  }
}