:root {
  --ink: #0f172a;
  --ink-soft: #1e293b;
  --slate: #334155;
  --mist: #e2e8f0;
  --paper: #f8fafc;
  --cyan: #06b6d4;
  --cyan-deep: #0891b2;
  --navy: #1e3a5f;
  --text: #0f172a;
  --muted: #475569;
  --radius: 12px;
  --font-display: "Outfit", system-ui, sans-serif;
  --font-body: "Source Sans 3", system-ui, sans-serif;
  --shell: min(1120px, calc(100% - 2.5rem));
  --header-h: 4rem;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.125rem;
  line-height: 1.65;
  color: var(--text);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--cyan-deep);
  text-underline-offset: 0.15em;
}

a:hover {
  color: var(--navy);
}

code {
  font-family: ui-monospace, "Cascadia Code", "Segoe UI Mono", monospace;
  font-size: 0.9em;
  background: color-mix(in srgb, var(--mist) 70%, white);
  padding: 0.12em 0.35em;
  border-radius: 4px;
}

.shell {
  width: var(--shell);
  margin-inline: auto;
}

.shell.narrow {
  width: min(720px, calc(100% - 2.5rem));
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -3rem;
  background: var(--ink);
  color: white;
  padding: 0.5rem 0.75rem;
  z-index: 100;
  border-radius: 6px;
}

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

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  height: var(--header-h);
  backdrop-filter: blur(12px);
  background: color-mix(in srgb, var(--paper) 82%, transparent);
  border-bottom: 1px solid color-mix(in srgb, var(--mist) 80%, transparent);
}

.header-inner {
  width: 100%;
  max-width: none;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-inline: 1.25rem;
  margin-inline: 0;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  text-decoration: none;
  color: var(--ink);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

.brand-mark img {
  width: 36px;
  height: 36px;
  object-fit: contain;
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.1rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.nav a {
  text-decoration: none;
  color: var(--slate);
  font-size: 0.95rem;
  font-weight: 500;
}

.nav a:hover {
  color: var(--ink);
}

.nav-github {
  padding: 0.35rem 0.75rem;
  border: 1px solid var(--mist);
  border-radius: 999px;
  color: var(--ink) !important;
}

/* Hero */
.hero {
  position: relative;
  min-height: calc(100dvh - var(--header-h));
  display: grid;
  place-items: center;
  overflow: hidden;
  color: white;
  isolation: isolate;
}

.hero-atmosphere {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(ellipse 90% 70% at 50% 20%, rgba(6, 182, 212, 0.28), transparent 55%),
    radial-gradient(ellipse 60% 50% at 80% 80%, rgba(30, 58, 95, 0.55), transparent 50%),
    linear-gradient(160deg, #0b1220 0%, #0f172a 42%, #16324f 100%);
}

.hero-atmosphere::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.35;
  background-image:
    linear-gradient(rgba(226, 232, 240, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(226, 232, 240, 0.05) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black, transparent);
}

.hero-inner {
  text-align: center;
  padding: 4rem 0 5rem;
}

.hero-logo {
  width: min(220px, 48vw);
  margin: 0 auto 0.75rem;
  filter: drop-shadow(0 18px 40px rgba(6, 182, 212, 0.25));
}

.hero-brand {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.75rem, 7vw, 4.5rem);
  letter-spacing: -0.04em;
  line-height: 1;
}

.hero-headline {
  margin: 0 0 0.85rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.35rem, 3vw, 1.85rem);
  letter-spacing: -0.02em;
  color: color-mix(in srgb, white 88%, var(--cyan));
}

.hero-support {
  margin: 0 auto 1.75rem;
  max-width: 34rem;
  color: color-mix(in srgb, white 78%, transparent);
  font-size: 1.15rem;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.25rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  transition: transform 160ms ease, background 160ms ease, color 160ms ease, border-color 160ms ease;
}

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

.btn-primary {
  background: var(--cyan);
  color: var(--ink);
  border: 1px solid transparent;
}

.btn-primary:hover {
  background: #22d3ee;
  color: var(--ink);
}

.btn-ghost {
  background: transparent;
  color: white;
  border: 1px solid color-mix(in srgb, white 35%, transparent);
}

.btn-ghost:hover {
  border-color: white;
  color: white;
}

.section .btn-ghost {
  color: var(--ink);
  border-color: var(--mist);
}

.section .btn-ghost:hover {
  border-color: var(--slate);
  color: var(--ink);
}

/* Sections */
.section {
  padding: 5rem 0;
}

.section-muted {
  background: linear-gradient(180deg, #eef2f7 0%, var(--paper) 100%);
}

.section h2 {
  margin: 0 0 0.85rem;
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  letter-spacing: -0.03em;
  color: var(--ink);
}

.section-lead {
  margin: 0 0 1.75rem;
  color: var(--muted);
  max-width: 40rem;
}

.section p {
  margin: 0 0 1rem;
  color: var(--muted);
}

.pull {
  margin-top: 1.5rem !important;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.25rem;
  color: var(--ink) !important;
  letter-spacing: -0.02em;
}

.fit-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.25rem;
}

.fit-list li {
  padding-left: 1rem;
  border-left: 3px solid var(--cyan);
  color: var(--muted);
}

.fit-list strong {
  display: block;
  color: var(--ink);
  font-family: var(--font-display);
  margin-bottom: 0.25rem;
}

.steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.5rem;
}

.steps li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  align-items: start;
}

.step-num {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-weight: 700;
  background: var(--ink);
  color: white;
}

.steps h3 {
  margin: 0.15rem 0 0.35rem;
  font-family: var(--font-display);
  font-size: 1.2rem;
}

.steps p {
  margin: 0;
}

.package-cols {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 2rem;
  margin-bottom: 1.25rem;
}

.package-cols h3 {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
}

.package-cols ul {
  margin: 0;
  padding-left: 1.1rem;
  color: var(--muted);
}

.package-cols li {
  margin-bottom: 0.4rem;
}

/* Dashboard shots: edge-to-edge, not cards */
.section-dashboard {
  padding-bottom: 0;
}

.section-dashboard .shell {
  margin-bottom: 1.5rem;
}

.shot {
  margin: 0 0 2rem;
}

.shot img {
  width: 100%;
  max-height: min(70vh, 720px);
  object-fit: cover;
  object-position: top center;
  border-block: 1px solid var(--mist);
}

.shot figcaption {
  width: var(--shell);
  margin: 0.65rem auto 0;
  font-size: 0.95rem;
  color: var(--muted);
}

.code {
  margin: 0 0 1.25rem;
  padding: 1rem 1.15rem;
  overflow-x: auto;
  background: var(--ink);
  color: #e2e8f0;
  border-radius: var(--radius);
  font-size: 0.92rem;
  line-height: 1.55;
}

.code code {
  background: none;
  padding: 0;
  color: inherit;
  font-size: inherit;
}

/* Footer */
.site-footer {
  padding: 2.5rem 0;
  background: var(--ink);
  color: color-mix(in srgb, white 75%, transparent);
  font-size: 0.98rem;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  justify-content: space-between;
  align-items: center;
}

.site-footer a {
  color: white;
  text-decoration: none;
}

.site-footer a:hover {
  color: var(--cyan);
}

.site-footer p {
  margin: 0;
}

/* Motion */
.motion-rise {
  opacity: 0;
  transform: translateY(18px);
  animation: rise 0.85s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.delay-1 { animation-delay: 0.12s; }
.delay-2 { animation-delay: 0.24s; }
.delay-3 { animation-delay: 0.36s; }
.delay-4 { animation-delay: 0.48s; }

@keyframes rise {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

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

  .motion-rise,
  .reveal {
    opacity: 1;
    transform: none;
    animation: none;
    transition: none;
  }
}

@media (max-width: 720px) {
  .nav a:not(.nav-github) {
    display: none;
  }

  .hero-inner {
    padding-top: 3rem;
  }

  .section {
    padding: 3.5rem 0;
  }
}