@import url("https://fonts.googleapis.com/css2?family=Newsreader:opsz,wght@6..72,600;700&family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap");

:root {
  --bg: #f2f6f6;
  --paper: rgba(255, 255, 255, 0.9);
  --paper-strong: #ffffff;
  --navy: #1d4c64;
  --navy-deep: #16394d;
  --teal: #3b8576;
  --teal-soft: rgba(59, 133, 118, 0.14);
  --copper: #b06a4d;
  --copper-soft: rgba(176, 106, 77, 0.14);
  --ink: #173246;
  --ink-soft: #5a6c79;
  --ink-faint: #7a8b95;
  --line: rgba(23, 50, 70, 0.12);
  --line-strong: rgba(23, 50, 70, 0.22);
  --good: #2d7a58;
  --good-soft: rgba(45, 122, 88, 0.14);
  --warn: #b06a4d;
  --warn-soft: rgba(176, 106, 77, 0.15);
  --bad: #b24444;
  --bad-soft: rgba(178, 68, 68, 0.14);
  --shadow-lg: 0 30px 76px rgba(21, 52, 72, 0.11);
  --shadow-md: 0 18px 40px rgba(21, 52, 72, 0.08);
  --shadow-sm: 0 10px 24px rgba(21, 52, 72, 0.06);
  --radius-xl: 22px;
  --radius-lg: 18px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --max-width: 1240px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at top left, rgba(59, 133, 118, 0.08), transparent 24%),
    radial-gradient(circle at top right, rgba(29, 76, 100, 0.08), transparent 28%),
    linear-gradient(180deg, #f7faf9 0%, #eff4f4 52%, #f9fbfb 100%);
  color: var(--ink);
  font-family: "Plus Jakarta Sans", "Segoe UI", sans-serif;
  line-height: 1.58;
}

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

button,
input,
select {
  font: inherit;
}

input,
select {
  width: 100%;
  border: 1px solid rgba(23, 50, 70, 0.16);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.92);
  color: var(--ink);
  padding: 0.92rem 1rem;
  transition:
    border-color 180ms ease,
    box-shadow 180ms ease,
    background-color 180ms ease;
}

input:focus,
select:focus {
  outline: none;
  border-color: rgba(29, 76, 100, 0.48);
  box-shadow: 0 0 0 4px rgba(29, 76, 100, 0.1);
}

input::placeholder {
  color: var(--ink-faint);
}

.page-aura {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(rgba(23, 50, 70, 0.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(23, 50, 70, 0.018) 1px, transparent 1px);
  background-size: 100% 100%, 30px 30px;
  mask-image: radial-gradient(circle at center, black, transparent 82%);
  opacity: 0.54;
}

.skip-link {
  position: absolute;
  top: -4rem;
  left: 1rem;
  z-index: 100;
  padding: 0.8rem 1rem;
  border-radius: 999px;
  background: var(--navy);
  color: #fff;
}

.skip-link:focus {
  top: 1rem;
}

.container {
  width: min(calc(100% - 2rem), var(--max-width));
  margin: 0 auto;
}

.section {
  padding: clamp(2.2rem, 5vw, 4rem) 0;
}

.section--compact {
  padding-top: 0;
  padding-bottom: clamp(2.2rem, 5vw, 3.6rem);
}

.eyebrow {
  margin: 0 0 0.7rem;
  color: var(--navy);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  padding: 0.95rem 0;
  backdrop-filter: blur(18px);
  background: linear-gradient(180deg, rgba(247, 250, 249, 0.92), rgba(247, 250, 249, 0.78));
  border-bottom: 1px solid rgba(23, 50, 70, 0.08);
}

.header-inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 1.5rem;
  align-items: center;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.9rem;
}

.brand-mark {
  width: 2.85rem;
  height: 2.85rem;
  display: grid;
  place-items: center;
  border-radius: 16px;
  background:
    radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.22), transparent 42%),
    linear-gradient(145deg, var(--navy-deep), var(--navy));
  color: #fff;
  font-size: 0.95rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  box-shadow: 0 12px 28px rgba(29, 76, 100, 0.18);
}

.brand-copy {
  display: grid;
  gap: 0.08rem;
  font-size: 0.86rem;
}

.brand-copy strong {
  font-size: 0.98rem;
}

.brand-copy span:last-child {
  color: var(--ink-faint);
}

.site-nav {
  justify-self: center;
  display: inline-flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  padding: 0.62rem 0.9rem;
  border-radius: 999px;
  border: 1px solid rgba(23, 50, 70, 0.08);
  background: rgba(255, 255, 255, 0.7);
  box-shadow: var(--shadow-sm);
}

.site-nav a {
  color: var(--ink-soft);
  font-size: 0.92rem;
  font-weight: 700;
}

.header-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.88rem 1.18rem;
  border-radius: 999px;
  background: var(--navy);
  color: #fff;
  font-weight: 700;
  box-shadow: 0 14px 24px rgba(29, 76, 100, 0.16);
  transition:
    transform 180ms ease,
    box-shadow 180ms ease;
}

.header-cta:hover,
.header-cta:focus-visible {
  transform: translateY(-1px);
}

.intro-shell,
.workspace-grid,
.intro-metrics,
.field-grid,
.result-grid,
.note-grid {
  display: grid;
  gap: 1.2rem;
}

.intro-shell {
  grid-template-columns: minmax(0, 1.1fr) minmax(290px, 0.9fr);
  align-items: end;
  padding-top: 1.75rem;
}

.intro-copy h1,
.stack-heading h2,
.results-header h2 {
  margin: 0;
  font-family: "Newsreader", Georgia, serif;
  line-height: 0.98;
  letter-spacing: -0.04em;
}

.intro-copy h1 {
  font-size: clamp(2.2rem, 4.4vw, 3.3rem);
}

.stack-heading h2,
.results-header h2 {
  font-size: clamp(1.7rem, 3vw, 2.35rem);
}

.lede,
.stack-heading p:not(.eyebrow),
.note-card p,
.reference-card li,
.results-header p,
.helper-text,
.breakdown-list p,
.advisory-list p {
  color: var(--ink-soft);
}

.intro-tags,
.basis-pills,
.meter-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.intro-tags span,
.info-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.72rem 0.92rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.76);
  color: var(--ink-soft);
  font-size: 0.9rem;
  font-weight: 700;
  box-shadow: var(--shadow-sm);
}

.info-pill strong {
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}

.intro-panel,
.stack-card,
.results-shell,
.note-card,
.reference-card,
.result-card,
.breakdown-card,
.advisory-card {
  position: relative;
  border: 1px solid var(--line);
  background: var(--paper);
  box-shadow: var(--shadow-sm);
}

.intro-panel,
.stack-card,
.results-shell {
  overflow: hidden;
}

.intro-panel::before,
.stack-card::before,
.results-shell::before,
.reference-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(29, 76, 100, 0.09), transparent 38%);
  pointer-events: none;
}

.intro-panel,
.results-shell {
  padding: 1.45rem;
  border-radius: var(--radius-xl);
}

.intro-metrics {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.intro-metrics article,
.result-card {
  padding: 1rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(23, 50, 70, 0.08);
}

.intro-metrics strong,
.result-card strong {
  display: block;
  font-size: 1.42rem;
  line-height: 1;
  color: var(--navy-deep);
  font-variant-numeric: tabular-nums;
}

.intro-metrics span,
.result-card span {
  display: block;
  margin-top: 0.42rem;
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.workspace-grid {
  grid-template-columns: minmax(0, 1.2fr) minmax(330px, 0.8fr);
  align-items: start;
}

.workspace-main {
  display: grid;
  gap: 1.2rem;
}

.stack-card {
  padding: 1.45rem;
  border-radius: var(--radius-xl);
}

.stack-heading {
  margin-bottom: 1.2rem;
}

.stack-heading p:last-child {
  margin-bottom: 0;
}

.field-grid--three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.field,
.results-empty,
.message-card,
.breakdown-card,
.advisory-card,
.reference-card {
  border-radius: var(--radius-lg);
}

.field {
  display: grid;
  gap: 0.55rem;
}

.field span {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--ink);
}

.field small {
  color: var(--ink-faint);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.input-with-unit {
  position: relative;
}

.input-with-unit small {
  position: absolute;
  top: 50%;
  right: 0.95rem;
  transform: translateY(-50%);
  pointer-events: none;
}

.input-with-unit input {
  padding-right: 4.9rem;
}

.custom-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 1rem;
  margin-top: 1rem;
}

.helper-text {
  margin: 1rem 0 0;
  font-size: 0.9rem;
}

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

.note-card,
.reference-card,
.breakdown-card,
.advisory-card {
  padding: 1.15rem;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.78);
}

.note-card h3,
.reference-card h3,
.breakdown-card h3,
.advisory-card h3 {
  margin: 0 0 0.65rem;
  font-size: 1.08rem;
  line-height: 1.24;
}

.reference-card {
  margin-top: 1rem;
}

.reference-list {
  margin: 0;
  padding-left: 1.15rem;
}

.reference-list li + li {
  margin-top: 0.55rem;
}

.workspace-side {
  position: sticky;
  top: 6.25rem;
}

.results-shell {
  box-shadow: var(--shadow-lg);
}

.results-header {
  margin-bottom: 1.25rem;
}

.results-header h2 {
  margin-top: 0.2rem;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 92px;
  padding: 0.46rem 0.78rem;
  border-radius: 999px;
  background: rgba(23, 50, 70, 0.08);
  color: var(--ink-soft);
  font-size: 0.84rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.status-pill.is-pass {
  background: var(--good-soft);
  color: var(--good);
}

.status-pill.is-caution {
  background: var(--warn-soft);
  color: var(--warn);
}

.status-pill.is-fail {
  background: var(--bad-soft);
  color: var(--bad);
}

.summary-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.95rem;
  margin: 0;
}

.summary-stats div,
.results-empty,
.message-card {
  padding: 1rem;
  background: rgba(255, 255, 255, 0.74);
  border: 1px solid rgba(23, 50, 70, 0.08);
}

.summary-stats dt {
  color: var(--ink-faint);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.summary-stats dd {
  margin: 0.35rem 0 0;
  color: var(--ink);
  font-size: 0.98rem;
  font-weight: 700;
}

.results-empty {
  margin-top: 1rem;
  color: var(--ink-soft);
}

.results-body {
  display: grid;
  gap: 1rem;
  margin-top: 1rem;
}

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

.meter-block {
  padding: 1rem;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.76);
  border: 1px solid rgba(23, 50, 70, 0.08);
}

.meter-track {
  position: relative;
  height: 14px;
  border-radius: 999px;
  background:
    linear-gradient(90deg, rgba(59, 133, 118, 0.16), rgba(176, 106, 77, 0.18)),
    rgba(23, 50, 70, 0.08);
  overflow: hidden;
}

.meter-fill {
  position: absolute;
  inset: 0 auto 0 0;
  width: 0;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--teal), var(--navy));
  transition: width 240ms ease;
}

.meter-fill.is-caution {
  background: linear-gradient(90deg, #c89856, var(--warn));
}

.meter-fill.is-fail {
  background: linear-gradient(90deg, #d66b6b, var(--bad));
}

.meter-limit {
  position: absolute;
  top: -6px;
  bottom: -6px;
  width: 2px;
  left: 0;
  background: rgba(23, 50, 70, 0.5);
  transition: left 240ms ease;
}

.meter-legend {
  margin-top: 0.8rem;
}

.meter-legend span {
  color: var(--ink-soft);
  font-size: 0.84rem;
  font-weight: 700;
}

.message-card {
  color: var(--ink);
  font-weight: 700;
}

.message-card.is-pass {
  background: linear-gradient(135deg, rgba(45, 122, 88, 0.12), rgba(255, 255, 255, 0.82));
}

.message-card.is-caution {
  background: linear-gradient(135deg, rgba(176, 106, 77, 0.12), rgba(255, 255, 255, 0.82));
}

.message-card.is-fail {
  background: linear-gradient(135deg, rgba(178, 68, 68, 0.12), rgba(255, 255, 255, 0.82));
}

.breakdown-list,
.advisory-list {
  display: grid;
  gap: 0.85rem;
}

.line-item {
  padding: 0.9rem 0.95rem;
  border-radius: 12px;
  background: rgba(23, 50, 70, 0.04);
  border: 1px solid rgba(23, 50, 70, 0.08);
}

.line-item strong {
  display: block;
  margin-bottom: 0.3rem;
  color: var(--ink);
  font-size: 0.94rem;
}

.line-item p {
  margin: 0;
  font-size: 0.9rem;
}

.site-footer {
  padding: 1.8rem 0 2.5rem;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
  color: var(--ink-faint);
  font-size: 0.94rem;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 640ms ease,
    transform 640ms ease;
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

@media (max-width: 1120px) {
  .header-inner,
  .workspace-grid,
  .intro-shell {
    grid-template-columns: 1fr;
  }

  .site-nav {
    justify-self: start;
  }

  .workspace-side {
    position: static;
  }

  .field-grid--three,
  .intro-metrics,
  .result-grid,
  .note-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .section {
    padding: 3.8rem 0;
  }

  .section--compact {
    padding-top: 0;
    padding-bottom: 2.8rem;
  }

  .site-header {
    position: static;
  }

  .site-nav,
  .basis-pills,
  .intro-tags,
  .meter-legend {
    gap: 0.6rem;
  }

  .field-grid--three,
  .intro-metrics,
  .result-grid,
  .note-grid,
  .summary-stats,
  .custom-grid {
    grid-template-columns: 1fr;
  }

  .footer-inner {
    flex-direction: column;
  }
}

@media (max-width: 560px) {
  .container {
    width: min(calc(100% - 1.2rem), var(--max-width));
  }

  .brand {
    align-items: flex-start;
  }

  .brand-copy span:last-child {
    font-size: 0.82rem;
  }

  .header-cta {
    width: 100%;
  }

  .intro-panel,
  .stack-card,
  .results-shell {
    padding: 1.2rem;
  }
}