/* Muffinly Labs — shared design system */

:root {
  color-scheme: dark;
  --bg-0: #0a0e16;
  --bg-1: #10161f;
  --surface: rgba(255, 255, 255, 0.04);
  --surface-border: rgba(255, 255, 255, 0.09);
  --surface-hover: rgba(255, 255, 255, 0.07);
  --ink: #eef1f6;
  --ink-soft: #93a0b4;
  --ink-faint: #5b6577;
  --accent: #52e3b0;
  --accent-ink: #06251c;
  --accent-soft: rgba(82, 227, 176, 0.14);
  --danger: #ff8a8a;
  --max: 1080px;
  --radius: 20px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg-0);
  color: var(--ink);
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    Helvetica, Arial, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
}

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

.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Nav ---------- */

.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  background: rgba(10, 14, 22, 0.72);
  border-bottom: 1px solid var(--surface-border);
}

.nav .wrap {
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-weight: 700;
  font-size: 16px;
  letter-spacing: -0.01em;
}

.brand svg {
  width: 30px;
  height: 30px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-links a {
  text-decoration: none;
  color: var(--ink-soft);
  font-size: 14px;
  font-weight: 500;
  transition: color 0.15s ease;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: var(--ink);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--accent);
  color: var(--accent-ink);
  padding: 9px 16px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.nav-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 24px var(--accent-soft);
}

/* ---------- Parallax hero ---------- */

.hero {
  position: relative;
  overflow: hidden;
  min-height: 88vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
}

.hero-field {
  position: absolute;
  inset: -10%;
  z-index: 0;
  pointer-events: none;
}

.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(70px);
  opacity: 0.55;
  will-change: transform;
}

.blob-a {
  width: 480px;
  height: 480px;
  top: -80px;
  left: -100px;
  background: radial-gradient(circle at 30% 30%, #52e3b0, transparent 70%);
}

.blob-b {
  width: 420px;
  height: 420px;
  top: 220px;
  right: -140px;
  background: radial-gradient(circle at 60% 40%, #3f7ffb, transparent 70%);
}

.blob-c {
  width: 360px;
  height: 360px;
  bottom: -140px;
  left: 30%;
  background: radial-gradient(circle at 50% 50%, #ffb454, transparent 70%);
  opacity: 0.35;
}

.grain {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at top, rgba(255, 255, 255, 0.05), transparent 60%);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 700px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-soft);
  border: 1px solid rgba(82, 227, 176, 0.25);
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 24px;
}

h1 {
  font-size: clamp(36px, 5.4vw, 60px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 0 0 20px;
}

.lede {
  font-size: 19px;
  color: var(--ink-soft);
  max-width: 560px;
  margin: 0 0 36px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 24px;
  border-radius: 12px;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid transparent;
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}

.btn-primary {
  background: var(--accent);
  color: var(--accent-ink);
}

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

.btn-ghost {
  background: var(--surface);
  border-color: var(--surface-border);
  color: var(--ink);
}

.btn-ghost:hover {
  background: var(--surface-hover);
}

/* ---------- Sections ---------- */

section {
  padding: 96px 0;
  position: relative;
}

.section-head {
  max-width: 620px;
  margin: 0 0 48px;
}

.kicker {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 12px;
}

h2 {
  font-size: clamp(28px, 3.4vw, 38px);
  letter-spacing: -0.015em;
  margin: 0 0 14px;
}

.section-head p {
  color: var(--ink-soft);
  font-size: 17px;
  margin: 0;
}

.divider {
  height: 1px;
  background: var(--surface-border);
  border: none;
  margin: 0;
}

/* ---------- Cards / grid ---------- */

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 18px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius);
  padding: 26px;
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.card:hover {
  transform: translateY(-3px);
  border-color: rgba(82, 227, 176, 0.35);
  background: var(--surface-hover);
}

.card .icon {
  width: 40px;
  height: 40px;
  border-radius: 11px;
  background: var(--accent-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  font-size: 18px;
}

.card h3 {
  margin: 0 0 8px;
  font-size: 16px;
  letter-spacing: -0.01em;
}

.card p {
  margin: 0;
  font-size: 14px;
  color: var(--ink-soft);
}

/* ---------- App showcase card (Muffinly homepage) ---------- */

.app-card {
  display: flex;
  align-items: center;
  gap: 20px;
  background: linear-gradient(135deg, rgba(82, 227, 176, 0.08), rgba(63, 127, 251, 0.06));
  border: 1px solid var(--surface-border);
  border-radius: 24px;
  padding: 28px;
  text-decoration: none;
  color: var(--ink);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.app-card:hover {
  transform: translateY(-3px);
  border-color: rgba(82, 227, 176, 0.4);
}

.app-card img {
  width: 68px;
  height: 68px;
  border-radius: 18px;
  flex-shrink: 0;
}

.app-card .app-name {
  font-size: 20px;
  font-weight: 700;
  margin: 0 0 4px;
  letter-spacing: -0.01em;
}

.app-card .app-desc {
  font-size: 14px;
  color: var(--ink-soft);
  margin: 0;
}

.app-card .arrow {
  margin-left: auto;
  color: var(--accent);
  font-size: 20px;
  flex-shrink: 0;
}

.app-card-more {
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px dashed var(--surface-border);
  border-radius: 24px;
  padding: 28px;
  color: var(--ink-faint);
  font-size: 14px;
  text-align: center;
}

/* ---------- Legal / doc pages ---------- */

.doc-header {
  padding: 64px 0 32px;
  border-bottom: 1px solid var(--surface-border);
}

.doc-header h1 {
  font-size: clamp(30px, 4vw, 42px);
  margin-bottom: 10px;
}

.updated {
  color: var(--ink-faint);
  font-size: 14px;
}

.doc-body {
  padding: 56px 0 100px;
  max-width: 720px;
}

.doc-body h2 {
  font-size: 19px;
  margin: 40px 0 10px;
}

.doc-body h2:first-child {
  margin-top: 0;
}

.doc-body p {
  color: var(--ink-soft);
  font-size: 16px;
  margin: 0 0 4px;
}

/* ---------- Footer ---------- */

footer {
  border-top: 1px solid var(--surface-border);
  padding: 40px 0;
}

footer .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

footer .foot-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 14px;
}

footer .foot-brand svg {
  width: 20px;
  height: 20px;
}

footer .copyright {
  color: var(--ink-faint);
  font-size: 13px;
}

footer .foot-links {
  display: flex;
  gap: 20px;
}

footer .foot-links a {
  color: var(--ink-faint);
  font-size: 13px;
  text-decoration: none;
}

footer .foot-links a:hover {
  color: var(--ink-soft);
}

/* ---------- Utility ---------- */

.text-center {
  text-align: center;
}

.mx-auto {
  margin-left: auto;
  margin-right: auto;
}

@media (max-width: 640px) {
  .nav-links {
    display: none;
  }
  .app-card {
    flex-wrap: wrap;
  }
  .app-card .arrow {
    display: none;
  }
}