:root {
  --night: #231a33;      /* dusk plum */
  --night-2: #33264a;
  --pearl: #f5f3f8;      /* moonlit page */
  --ink: #221c2b;
  --muted: #625a70;
  --line: #ddd6e6;
  --menstrual: #a23b4b;  /* garnet */
  --follicular: #6f9160; /* sage */
  --ovulation: #c8912f;  /* gold */
  --luteal: #8566a3;     /* lilac */
  --moonlight: #f2ecdc;
  --radius: 14px;
  box-sizing: border-box;
  padding-top: env(safe-area-inset-top, 0px);
  padding-bottom: env(safe-area-inset-bottom, 0px);
}
*, *::before, *::after { box-sizing: inherit; }
html { scroll-padding-top: env(safe-area-inset-top, 0px); }
body {
  margin: 0; background: #fff; color: var(--ink);
  font-family: "Instrument Sans", "Helvetica Neue", Arial, sans-serif;
  font-size: 1.0625rem; line-height: 1.6;
}
h1, h2, h3 { font-family: "Fraunces", Georgia, serif; font-optical-sizing: auto; font-weight: 600; letter-spacing: -0.01em; }
a { color: var(--luteal); }
:focus-visible { outline: 3px solid var(--ovulation); outline-offset: 2px; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 1.25rem; }

/* Header */
.site-header { background: var(--night); color: #e8e1f2; }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; min-height: 64px; gap: 1rem; }
.logo { display: inline-flex; align-items: center; gap: 0.55rem; color: #fff; text-decoration: none; font-family: "Fraunces", Georgia, serif; font-weight: 600; font-size: 1.4rem; }
.logo img { width: 30px; height: 30px; display: block; }
.site-header nav { display: flex; gap: 1.2rem; flex-wrap: wrap; }
.site-header nav a { color: #e8e1f2; text-decoration: none; font-size: 0.95rem; }
.site-header nav a:hover { color: #fff; text-decoration: underline; }

/* Hero calculator */
.hero { background: radial-gradient(120% 90% at 80% 20%, var(--night-2) 0%, var(--night) 60%); color: #e8e1f2; padding: 3.5rem 0 4rem; }
.hero .wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; }
.hero h1 { font-size: clamp(2.5rem, 5.5vw, 4rem); line-height: 1.02; color: #fff; margin: 0 0 1rem; font-weight: 500; font-variation-settings: "SOFT" 100, "WONK" 1; }
.hero .lead { font-size: 1.15rem; max-width: 36ch; margin: 0 0 2rem; }
.calc { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem 1.25rem; max-width: 460px; }
.calc .full { grid-column: 1 / -1; }
.calc label { display: block; font-size: 0.9rem; font-weight: 600; margin-bottom: 0.3rem; color: #fff; }
.calc input, .calc select {
  width: 100%; font: inherit; color: var(--ink); background: #fff;
  border: 0; border-radius: 10px; padding: 0.65rem 0.75rem;
}
.privacy-note { font-size: 0.85rem; color: #b9aecb; margin: 1.25rem 0 0; max-width: 46ch; }

.ring-wrap { display: flex; flex-direction: column; align-items: center; }
.ring { width: min(420px, 100%); height: auto; display: block; }
.readout { text-align: center; margin-top: 1.25rem; min-height: 7rem; }
.readout .phase-name { font-family: "Fraunces", Georgia, serif; font-size: 1.9rem; color: #fff; margin: 0; line-height: 1.1; }
.readout p { margin: 0.35rem 0 0; }
.readout .moon-name { color: var(--moonlight); }
.readout a.phase-link { display: inline-block; margin-top: 0.9rem; color: var(--night); background: var(--moonlight); text-decoration: none; font-weight: 600; padding: 0.55rem 1.1rem; border-radius: 999px; }
.readout a.phase-link:hover { background: #fff; }
.legend { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.4rem 1rem; margin-top: 1rem; font-size: 0.85rem; color: #cfc6dc; }
.legend span::before { content: ""; display: inline-block; width: 0.7rem; height: 0.7rem; border-radius: 50%; margin-right: 0.35rem; vertical-align: -0.05rem; background: var(--c); }

/* Phase band */
.band { padding: 4.5rem 0; }
.band.pearl { background: var(--pearl); }
.band h2 { font-size: clamp(1.8rem, 3.5vw, 2.5rem); line-height: 1.1; margin: 0 0 0.75rem; }
.band .intro { color: var(--muted); max-width: 60ch; margin: 0 0 2.5rem; }
.phases { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.75rem; }
.phase { border-top: 5px solid var(--c); padding-top: 1rem; }
.phase h3 { margin: 0 0 0.2rem; font-size: 1.35rem; }
.phase h3 a { color: var(--ink); text-decoration: none; }
.phase h3 a:hover { text-decoration: underline; }
.phase .days { font-size: 0.9rem; color: var(--c); font-weight: 600; margin: 0 0 0.5rem; }
.phase p { margin: 0; color: var(--muted); }

.ttc { display: grid; grid-template-columns: 1.1fr 1fr; gap: 3rem; align-items: center; }
.ttc .btn { margin-top: 1rem; }
.btn { display: inline-block; background: var(--night); color: #fff; text-decoration: none; font-weight: 600; padding: 0.75rem 1.3rem; border-radius: 999px; }
.btn:hover { background: var(--night-2); }
.ttc ul { margin: 0; padding-left: 1.2rem; color: var(--muted); }
.ttc li { margin-bottom: 0.5rem; }

/* Inner pages */
.page-hero { background: var(--night); color: #e8e1f2; padding: 3rem 0 2.75rem; border-bottom: 6px solid var(--c, var(--luteal)); }
.page-hero .days { color: var(--moonlight); font-weight: 600; margin: 0 0 0.5rem; }
.page-hero h1 { color: #fff; font-size: clamp(2.2rem, 5vw, 3.3rem); line-height: 1.05; margin: 0 0 0.75rem; font-weight: 500; font-variation-settings: "SOFT" 100; }
.page-hero p.lede { margin: 0; max-width: 60ch; font-size: 1.1rem; }
.prose { max-width: 72ch; margin: 0 auto; padding: 3rem 1.25rem 4rem; }
.prose > :first-child { margin-top: 0; }
.prose h2 { font-size: 1.7rem; line-height: 1.15; margin: 2.5rem 0 0.75rem; }
.prose h3 { font-size: 1.2rem; margin: 1.5rem 0 0.35rem; }
.prose ul { padding-left: 1.2rem; }
.prose li { margin-bottom: 0.4rem; }
.note { background: var(--pearl); border-left: 4px solid var(--c, var(--luteal)); padding: 1rem 1.2rem; border-radius: 0 10px 10px 0; margin: 2rem 0; }
.note p { margin: 0; }
.prose .picks { list-style: none; padding: 0; margin: 1.5rem 0 0; }
.picks li { display: grid; grid-template-columns: 1fr auto; gap: 0.25rem 1.5rem; align-items: center; padding: 1.1rem 0; border-bottom: 1px solid var(--line); margin: 0; }
.picks h3 { margin: 0; font-size: 1.15rem; grid-column: 1; }
.picks p { margin: 0; color: var(--muted); grid-column: 1; font-size: 0.98rem; }
.picks a.shop { grid-column: 2; grid-row: 1 / span 2; white-space: nowrap; text-decoration: none; font-weight: 600; color: var(--ink); border: 2px solid var(--c, var(--luteal)); border-radius: 999px; padding: 0.45rem 0.95rem; font-size: 0.95rem; }
.picks a.shop:hover { background: var(--c, var(--luteal)); color: #fff; }
.aff-line { font-size: 0.85rem; color: var(--muted); margin-top: 1rem; }
.next-phase { margin-top: 3rem; padding-top: 1.5rem; border-top: 1px solid var(--line); }

footer { background: var(--night); color: #cfc6dc; padding: 2.5rem 0; font-size: 0.9rem; }
footer p { margin: 0 0 0.75rem; max-width: 80ch; }
footer a { color: #fff; }
footer .foot-links { display: flex; flex-wrap: wrap; gap: 0.4rem 1.25rem; margin-bottom: 1.25rem; }

@media (max-width: 900px) {
  .hero .wrap, .ttc { grid-template-columns: 1fr; }
  .phases { grid-template-columns: 1fr 1fr; }
  .site-header nav { display: none; }
}
@media (max-width: 520px) {
  .phases, .calc { grid-template-columns: 1fr; }
  .picks li { grid-template-columns: 1fr; }
  .picks a.shop { grid-column: 1; grid-row: auto; justify-self: start; margin-top: 0.5rem; }
}
@media (prefers-reduced-motion: no-preference) {
  .ring .marker { transition: transform .5s ease; }
}