:root {
  color-scheme: dark;
  --bg: #101418;
  --surface: #171d21;
  --surface-raised: #20282e;
  --text: #f7f2e9;
  --muted: #b9c2c7;
  --border: #3e4a52;
  --accent: #12a894;
  --accent-strong: #0f7b6c;
  --shadow: rgba(0, 0, 0, 0.36);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  overflow-x: hidden;
  color: var(--text);
  background:
    radial-gradient(circle at 78% 8%, rgba(18, 168, 148, 0.18), transparent 27rem),
    radial-gradient(circle at 4% 42%, rgba(227, 161, 90, 0.08), transparent 24rem),
    var(--bg);
  font-size: 16px;
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration-color: rgba(18, 168, 148, 0.72);
  text-underline-offset: 0.22em;
}

a:hover {
  color: #ffffff;
  text-decoration-color: var(--accent);
}

img {
  display: block;
  height: auto;
  max-width: 100%;
}

.skip-link {
  position: fixed;
  z-index: 20;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.6rem 0.9rem;
  color: var(--bg);
  background: var(--text);
  border-radius: 0.5rem;
  transform: translateY(-180%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header,
.site-footer,
main {
  width: min(1160px, calc(100% - 3rem));
  margin-inline: auto;
}

.site-header {
  min-height: 84px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  border-bottom: 1px solid rgba(62, 74, 82, 0.65);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  font-weight: 750;
  letter-spacing: -0.02em;
  text-decoration: none;
}

.brand img {
  width: 32px;
  height: 32px;
}

.site-header nav {
  display: flex;
  gap: 1.4rem;
}

.site-header nav a {
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 700;
  text-decoration: none;
}

.site-header nav a:hover {
  color: var(--text);
}

.hero {
  min-height: min(730px, calc(100vh - 84px));
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(440px, 1.12fr);
  align-items: center;
  gap: clamp(3rem, 7vw, 7rem);
  padding: clamp(4.5rem, 9vw, 8rem) 0;
}

.eyebrow {
  margin: 0 0 1rem;
  color: var(--accent);
  font-size: 0.77rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.hero h1,
.section h2 {
  margin: 0;
  max-width: 13ch;
  font-weight: 760;
  letter-spacing: -0.055em;
  line-height: 0.98;
}

.hero h1 {
  font-size: clamp(3.35rem, 5.3vw, 4.5rem);
}

.hero h1 span {
  color: var(--muted);
}

.hero-lede {
  max-width: 34rem;
  margin: 1.7rem 0 0;
  color: var(--muted);
  font-size: clamp(1.08rem, 2vw, 1.28rem);
  line-height: 1.55;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2rem;
}

.button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.72rem 1.15rem;
  border: 1px solid transparent;
  border-radius: 0.72rem;
  font-size: 0.94rem;
  font-weight: 750;
  text-decoration: none;
  transition: border-color 160ms ease, background 160ms ease, transform 160ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button-primary {
  color: #ffffff;
  background: var(--accent-strong);
  border-color: var(--accent);
  box-shadow: 0 12px 28px rgba(15, 123, 108, 0.2);
}

.button-primary:hover {
  background: #118b79;
}

.button-secondary {
  color: var(--text);
  background: rgba(247, 242, 233, 0.04);
  border-color: var(--border);
}

.button-secondary:hover {
  border-color: #687781;
  background: rgba(247, 242, 233, 0.08);
}

.hero-meta {
  margin: 1.15rem 0 0;
  color: #8f9aa0;
  font-size: 0.8rem;
}

.hero-meta span {
  margin-inline: 0.35rem;
}

.product-visual {
  position: relative;
  min-width: 0;
  padding: 1.2rem 0 1rem 3rem;
}

.product-visual::before {
  content: "";
  position: absolute;
  inset: 8% -8% 14% 8%;
  z-index: -1;
  border-radius: 50%;
  background: rgba(18, 168, 148, 0.12);
  filter: blur(64px);
}

.app-window {
  margin: 0;
}

.app-window img {
  width: 100%;
  border: 1px solid rgba(185, 194, 199, 0.22);
  border-radius: 1.15rem;
  box-shadow: 0 34px 70px var(--shadow);
}

.app-window figcaption {
  margin-top: 0.8rem;
  color: #8f9aa0;
  font-size: 0.78rem;
  text-align: right;
}

.tray-callout {
  position: absolute;
  z-index: 2;
  top: -1.2rem;
  left: 0;
  width: min(330px, 70%);
  display: grid;
  grid-template-columns: 64px 1fr;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  border: 1px solid rgba(18, 168, 148, 0.52);
  border-radius: 1rem;
  background: rgba(23, 29, 33, 0.94);
  box-shadow: 0 20px 48px var(--shadow);
  backdrop-filter: blur(18px);
}

.tray-callout img {
  width: 64px;
  height: 64px;
}

.tray-callout strong,
.tray-callout span {
  display: block;
}

.tray-callout strong {
  font-size: 0.95rem;
}

.tray-callout span {
  margin-top: 0.15rem;
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.45;
}

.section {
  padding: clamp(4.8rem, 9vw, 7.5rem) 0;
  border-top: 1px solid rgba(62, 74, 82, 0.65);
}

.section-heading {
  max-width: 44rem;
  margin-bottom: clamp(2.5rem, 5vw, 4.2rem);
}

.section h2 {
  max-width: 15ch;
  font-size: clamp(2.6rem, 5vw, 4.4rem);
}

.section-heading > p:last-child {
  max-width: 38rem;
  margin: 1.2rem 0 0;
  color: var(--muted);
  font-size: 1.08rem;
}

.calendar-preview {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 440px);
  align-items: center;
  gap: clamp(2.5rem, 6vw, 6rem);
}

.calendar-preview .section-heading {
  margin-bottom: 1.5rem;
}

.calendar-copy > p {
  color: var(--muted);
}

.calendar-preview .app-window {
  width: min(440px, 100%);
  justify-self: center;
}
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.feature-card {
  min-height: 260px;
  padding: clamp(1.4rem, 3vw, 2rem);
  border: 1px solid var(--border);
  border-radius: 1rem;
  background: linear-gradient(145deg, rgba(32, 40, 46, 0.9), rgba(23, 29, 33, 0.9));
}

.feature-card-primary {
  border-color: rgba(18, 168, 148, 0.66);
  background: linear-gradient(145deg, rgba(18, 168, 148, 0.16), rgba(23, 29, 33, 0.9) 68%);
}

.feature-number {
  display: block;
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.14em;
}

.feature-card h3,
.package h3 {
  margin: 4.2rem 0 0.55rem;
  font-size: 1.3rem;
  letter-spacing: -0.025em;
}

.feature-card p,
.package p {
  margin: 0;
  color: var(--muted);
}

.capability-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.capability-card {
  min-height: 190px;
  padding: 1.6rem;
  border: 1px solid var(--border);
  border-radius: 1rem;
  background: rgba(23, 29, 33, 0.72);
}

.capability-kicker {
  color: var(--accent);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.capability-card h3 {
  margin: 2.3rem 0 0.45rem;
  font-size: 1.2rem;
  letter-spacing: -0.025em;
}

.capability-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.essentials {
  display: grid;
  grid-template-columns: 0.75fr 1.25fr;
  gap: clamp(3rem, 9vw, 8rem);
}

.essentials-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border-top: 1px solid var(--border);
}

.essential {
  padding: 1.6rem 1.4rem 1.6rem 0;
  border-bottom: 1px solid var(--border);
}

.essential:nth-child(even) {
  padding-left: 1.4rem;
  border-left: 1px solid var(--border);
}

.essential strong,
.essential span {
  display: block;
}

.essential span {
  margin-top: 0.3rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.download {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: clamp(3rem, 9vw, 8rem);
}

.download-copy h2 {
  max-width: 11ch;
}

.download-copy > p:not(.eyebrow) {
  max-width: 31rem;
  margin: 1.25rem 0 1.8rem;
  color: var(--muted);
}

.package-list {
  display: grid;
  gap: 0.75rem;
}

.package {
  padding: 1.3rem 1.4rem;
  border: 1px solid var(--border);
  border-radius: 0.85rem;
  background: rgba(23, 29, 33, 0.78);
}

.package.recommended {
  border-color: rgba(18, 168, 148, 0.66);
}

.package > div {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.package h3 {
  margin: 0;
  font-size: 1.05rem;
}

.package-label {
  order: 2;
  padding: 0.18rem 0.48rem;
  color: #9debdc;
  border: 1px solid rgba(18, 168, 148, 0.45);
  border-radius: 999px;
  font-size: 0.64rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.package p {
  margin-top: 0.38rem;
  font-size: 0.86rem;
}

.package code {
  display: block;
  margin-top: 0.7rem;
  color: #91a0a8;
  font-family: "Cascadia Code", Consolas, monospace;
  font-size: 0.73rem;
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.steps li {
  display: grid;
  grid-template-columns: 2.4rem 1fr;
  gap: 0.9rem;
}

.steps li > span {
  width: 2.4rem;
  height: 2.4rem;
  display: grid;
  place-items: center;
  color: var(--accent);
  border: 1px solid rgba(18, 168, 148, 0.55);
  border-radius: 50%;
  font-size: 0.8rem;
  font-weight: 800;
}

.steps strong,
.steps p {
  display: block;
}

.steps p {
  margin: 0.25rem 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.details {
  border-top: 0;
  padding-top: 2rem;
}

.details details {
  border-bottom: 1px solid var(--border);
}

.details details:first-child {
  border-top: 1px solid var(--border);
}

.details summary {
  padding: 1.4rem 2.8rem 1.4rem 0;
  font-size: 1.05rem;
  font-weight: 750;
  cursor: pointer;
}

.details summary::marker {
  color: var(--accent);
}

.detail-body {
  max-width: 52rem;
  padding: 0 0 1.6rem;
  color: var(--muted);
}

.detail-body p {
  margin: 0.7rem 0 0;
}

.link-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1.2rem;
}

.project-strip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding: 2.2rem 0 4rem;
  color: var(--muted);
  font-size: 0.82rem;
}

.project-strip .badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.project-strip .badges img {
  height: 20px;
}

.project-strip p {
  margin: 0;
  text-align: right;
}

.site-footer {
  min-height: 90px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  color: #839098;
  border-top: 1px solid rgba(62, 74, 82, 0.65);
  font-size: 0.78rem;
}

.site-footer span:first-child {
  color: var(--muted);
  font-weight: 750;
}

:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
}

@media (max-width: 900px) {
  .calendar-preview {
    grid-template-columns: 1fr;
  }

  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-top: 5rem;
  }

  .hero-copy {
    max-width: 44rem;
  }

  .product-visual {
    width: min(720px, 100%);
    margin-inline: auto;
  }

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

  .essentials,
  .download {
    grid-template-columns: 1fr;
  }

  .essentials .section-heading,
  .download-copy {
    margin-bottom: 0;
  }

  .steps {
    grid-template-columns: 1fr;
    gap: 1.8rem;
  }

  .project-strip {
    align-items: flex-start;
    flex-direction: column;
  }

  .project-strip p {
    text-align: left;
  }
}

@media (max-width: 660px) {
  .site-header,
  .site-footer,
  main {
    width: min(100% - 2rem, 1160px);
  }

  .site-header {
    min-height: 70px;
  }

  .site-header nav a:first-child {
    display: none;
  }

  .hero {
    padding: 3.6rem 0 4.5rem;
  }

  .hero h1 {
    font-size: clamp(3rem, 15vw, 4.6rem);
  }

  .hero-actions .button {
    width: 100%;
  }

  .hero-meta {
    line-height: 1.8;
  }

  .product-visual {
    padding: 4rem 0 0;
  }

  .tray-callout {
    top: 0;
    width: calc(100% - 1.2rem);
    grid-template-columns: 52px 1fr;
    padding: 0.8rem;
  }

  .tray-callout img {
    width: 52px;
    height: 52px;
  }

  .app-window figcaption {
    text-align: left;
  }

  .section {
    padding: 4.2rem 0;
  }

  .feature-grid,
  .capability-grid,
  .essentials-grid {
    grid-template-columns: 1fr;
  }

  .feature-card {
    min-height: 210px;
  }

  .feature-card h3 {
    margin-top: 2.8rem;
  }

  .essential:nth-child(even) {
    padding-left: 0;
    border-left: 0;
  }

  .package > div {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.5rem;
  }

  .package-label {
    order: -1;
  }

  .site-footer {
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    gap: 0.15rem;
  }
}

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

  .button {
    transition: none;
  }
}