/* ===== Luna Cycle — landing styles ===== */

:root {
  --violet:   #7C6AF7;
  --violet-d: #5b48d6;
  --coral:    #F28B82;
  --gold:     #FDD663;
  --mint:     #81C995;
  --lavender: #C58AF9;

  --bg:    #FAFAFA;
  --card:  #FFFFFF;
  --ink:   #1c1c28;
  --muted: #6b6b7b;
  --line:  #ececf2;

  --radius: 20px;
  --shadow: 0 10px 40px rgba(28,28,40,.08);
  --wrap: 1100px;
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", system-ui, Roboto, Helvetica, Arial, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg:   #0f0f14;
    --card: #1a1a22;
    --ink:  #f2f2f7;
    --muted:#a0a0b0;
    --line: #2a2a35;
    --shadow: 0 10px 40px rgba(0,0,0,.4);
  }
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

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

/* ===== Buttons ===== */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 20px; border-radius: 14px;
  font-weight: 600; font-size: .95rem;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
  white-space: nowrap;
}
.btn:active { transform: scale(.97); }
.btn--primary {
  background: var(--violet); color: #fff;
  box-shadow: 0 8px 24px rgba(124,106,247,.35);
}
.btn--primary:hover { background: var(--violet-d); box-shadow: 0 12px 30px rgba(124,106,247,.45); }
.btn--ghost {
  background: transparent; color: var(--ink);
  border: 1.5px solid var(--line);
}
.btn--ghost:hover { border-color: var(--violet); color: var(--violet); }
.btn--lg { padding: 16px 28px; font-size: 1.05rem; border-radius: 16px; }

/* ===== Nav ===== */
.nav {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  background: color-mix(in srgb, var(--bg) 80%, transparent);
  border-bottom: 1px solid var(--line);
}
.nav__inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.nav__logo { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.1rem; }
.nav__links { display: flex; align-items: center; gap: 22px; font-size: .95rem; }
.nav__links a:not(.btn):hover { color: var(--violet); }
.nav__moon {
  width: 22px; height: 22px; border-radius: 50%;
  background:
    radial-gradient(circle at 70% 35%, transparent 42%, var(--violet) 43%),
    var(--violet);
  -webkit-mask: radial-gradient(circle at 70% 35%, transparent 42%, #000 43%);
          mask: radial-gradient(circle at 70% 35%, transparent 42%, #000 43%);
  background: var(--violet);
}

@media (max-width: 640px) {
  .nav__links a:not(.btn) { display: none; }
}

/* ===== Hero ===== */
.hero { padding: 64px 0 40px; overflow: hidden; }
.hero__grid {
  display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center;
}
.eyebrow {
  text-transform: uppercase; letter-spacing: .12em; font-size: .78rem;
  font-weight: 700; color: var(--violet); margin-bottom: 14px;
}
.hero__title { font-size: clamp(2.6rem, 6vw, 4.2rem); line-height: 1.05; font-weight: 800; letter-spacing: -.02em; }
.grad {
  background: linear-gradient(120deg, var(--violet), var(--lavender) 60%, var(--mint));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero__subtitle { margin: 22px 0 28px; font-size: 1.15rem; color: var(--muted); max-width: 30em; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 14px; }
.hero__note { margin-top: 18px; font-size: .85rem; color: var(--muted); }

/* ===== Cycle ring ===== */
.hero__visual { display: flex; flex-direction: column; align-items: center; gap: 22px; }
.ring-wrap { position: relative; width: 280px; height: 280px; }
.ring {
  position: absolute; inset: 0; border-radius: 50%;
  background: conic-gradient(
    var(--coral)    0    18%,
    var(--gold)     18%  46%,
    var(--mint)     46%  54%,
    var(--lavender) 54%  100%
  );
  -webkit-mask: radial-gradient(circle, transparent 56%, #000 57%);
          mask: radial-gradient(circle, transparent 56%, #000 57%);
  animation: ring-in 1.1s cubic-bezier(.2,.8,.2,1) both;
}
@keyframes ring-in { from { transform: rotate(-90deg) scale(.92); opacity: 0; } to { transform: none; opacity: 1; } }

.ring-marker {
  position: absolute; top: 50%; left: 50%;
  width: 18px; height: 18px; margin: -9px;
  border-radius: 50%; background: #fff;
  border: 4px solid var(--mint);
  box-shadow: 0 4px 12px rgba(0,0,0,.18);
  /* día ~14 ≈ 50 % del ciclo → punto inferior del anillo */
  transform: rotate(180deg) translateY(-131px);
}
.ring-center {
  position: absolute; inset: 0; display: flex; flex-direction: column;
  align-items: center; justify-content: center; text-align: center;
}
.ring-day { font-size: 3.4rem; font-weight: 800; line-height: 1; color: var(--mint); }
.ring-cap { font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); margin-top: 4px; }
.ring-phase { font-size: .9rem; font-weight: 600; color: var(--ink); margin-top: 2px; }

.ring-legend { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; font-size: .82rem; color: var(--muted); }
.ring-legend span { display: inline-flex; align-items: center; gap: 6px; }
.ring-legend i { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }

/* ===== Sections ===== */
.section { padding: 84px 0; }
.section--alt { background: var(--card); border-block: 1px solid var(--line); }
.section__head { text-align: center; max-width: 40em; margin: 0 auto 52px; }
.section__title { font-size: clamp(1.8rem, 4vw, 2.6rem); font-weight: 800; letter-spacing: -.02em; }
.section__lead { margin-top: 14px; color: var(--muted); font-size: 1.1rem; }

/* ===== Pillars ===== */
.pillars { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.pillar {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 28px;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.pillar:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: var(--accent); }
.pillar__icon {
  width: 52px; height: 52px; border-radius: 14px; margin-bottom: 16px;
  display: grid; place-items: center; font-size: 1.5rem;
  background: color-mix(in srgb, var(--accent) 18%, transparent);
}
.pillar h3 { font-size: 1.15rem; margin-bottom: 8px; }
.pillar p { color: var(--muted); font-size: .96rem; }

/* ===== Phases ===== */
.phases { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.phase-card {
  border-radius: var(--radius); padding: 24px;
  background: color-mix(in srgb, var(--c) 14%, var(--card));
  border: 1px solid color-mix(in srgb, var(--c) 40%, transparent);
}
.phase-card header { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-bottom: 12px; }
.phase-card__dot { width: 14px; height: 14px; border-radius: 50%; background: var(--c); }
.phase-card h3 { font-size: 1.1rem; }
.phase-card__days { font-size: .78rem; color: var(--muted); margin-left: auto; }
.phase-card p { color: var(--ink); opacity: .85; font-size: .94rem; }

/* ===== Showcase ===== */
.showcase { padding: 84px 0; }
.showcase__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.check { list-style: none; margin-top: 24px; display: grid; gap: 12px; }
.check li { position: relative; padding-left: 30px; color: var(--ink); }
.check li::before {
  content: "✓"; position: absolute; left: 0; top: 0;
  width: 20px; height: 20px; border-radius: 50%;
  background: var(--mint); color: #fff; font-size: .75rem; font-weight: 700;
  display: grid; place-items: center;
}

/* Phone mockup */
.showcase__phone { display: flex; justify-content: center; }
.phone {
  position: relative; width: 270px; height: 560px;
  background: linear-gradient(160deg, #2a2a35, #14141b);
  border-radius: 44px; padding: 14px;
  box-shadow: var(--shadow), inset 0 0 0 2px rgba(255,255,255,.06);
}
.phone__notch {
  position: absolute; top: 14px; left: 50%; transform: translateX(-50%);
  width: 120px; height: 26px; background: #14141b; border-radius: 0 0 16px 16px; z-index: 2;
}
.phone__screen {
  width: 100%; height: 100%; border-radius: 32px;
  background: var(--bg); padding: 44px 18px 18px;
  display: flex; flex-direction: column; align-items: center; gap: 14px; overflow: hidden;
}
.mini-title { font-weight: 800; font-size: 1.1rem; align-self: flex-start; }
.mini-ring { position: relative; width: 130px; height: 130px; margin-top: 6px; }
.mini-ring__fill {
  position: absolute; inset: 0; border-radius: 50%;
  background: conic-gradient(var(--mint) 0 50%, color-mix(in srgb, var(--mint) 18%, transparent) 50% 100%);
  -webkit-mask: radial-gradient(circle, transparent 60%, #000 61%);
          mask: radial-gradient(circle, transparent 60%, #000 61%);
}
.mini-ring__hole { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; }
.mini-ring__hole b { font-size: 2rem; color: var(--mint); line-height: 1; }
.mini-ring__hole small { font-size: .7rem; color: var(--muted); }
.mini-phase {
  width: 100%; text-align: center; font-size: .85rem; font-weight: 600; color: #fff;
  background: linear-gradient(120deg, var(--mint), color-mix(in srgb, var(--mint) 60%, var(--violet)));
  padding: 10px; border-radius: 14px;
}
.mini-stats { display: flex; gap: 10px; width: 100%; }
.mini-stat {
  flex: 1; background: var(--card); border: 1px solid var(--line);
  border-radius: 14px; padding: 12px; text-align: center;
}
.mini-stat span { display: block; font-size: 1.3rem; font-weight: 800; color: var(--violet); }
.mini-stat small { font-size: .68rem; color: var(--muted); }
.mini-tip {
  width: 100%; font-size: .78rem; color: var(--ink);
  background: color-mix(in srgb, var(--gold) 22%, var(--card));
  border-radius: 14px; padding: 12px;
}

/* ===== Privacy band ===== */
.privacy {
  padding: 84px 0;
  background: linear-gradient(135deg, color-mix(in srgb, var(--violet) 14%, var(--bg)), color-mix(in srgb, var(--lavender) 14%, var(--bg)));
}
.privacy__inner { max-width: 720px; margin: 0 auto; text-align: center; }
.privacy__badge {
  width: 68px; height: 68px; border-radius: 20px; margin: 0 auto 22px;
  display: grid; place-items: center; font-size: 1.9rem;
  background: var(--card); box-shadow: var(--shadow);
}
.privacy h2 { font-size: clamp(1.7rem, 4vw, 2.4rem); font-weight: 800; letter-spacing: -.02em; }
.privacy p { margin-top: 16px; color: var(--muted); font-size: 1.1rem; }
.privacy__points { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-top: 28px; }
.privacy__points span {
  background: var(--card); border: 1px solid var(--line);
  padding: 10px 16px; border-radius: 999px; font-size: .9rem; font-weight: 500;
}

/* ===== CTA ===== */
.cta { padding: 96px 0; text-align: center; }
.cta__inner { max-width: 640px; margin: 0 auto; }
.cta h2 { font-size: clamp(1.9rem, 5vw, 2.8rem); font-weight: 800; letter-spacing: -.02em; }
.cta p { margin: 16px 0 28px; color: var(--muted); font-size: 1.15rem; }

/* ===== Footer ===== */
/* ===== Support ===== */
.support { padding: 72px 0; text-align: center; border-top: 1px solid var(--line); }
.support__inner { max-width: 640px; margin: 0 auto; }
.support h2 { font-size: clamp(1.6rem, 4vw, 2.2rem); font-weight: 800; letter-spacing: -.02em; }
.support p { margin-top: 14px; color: var(--muted); font-size: 1.1rem; }
.support__note { font-size: .9rem; }

.footer { border-top: 1px solid var(--line); padding: 44px 0; }
.footer__inner { text-align: center; display: grid; gap: 8px; }
.footer__brand { display: inline-flex; align-items: center; gap: 8px; justify-content: center; font-size: 1.05rem; }
.footer__tag { color: var(--muted); }
.footer__legal { color: var(--muted); font-size: .85rem; margin-top: 6px; }
.footer__legal a { color: var(--violet); font-weight: 600; }

/* ===== Reveal on scroll ===== */
[data-reveal] { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s ease; }
[data-reveal].in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  [data-reveal] { opacity: 1; transform: none; transition: none; }
  .ring { animation: none; }
  html { scroll-behavior: auto; }
}

/* ===== Responsive ===== */
@media (max-width: 900px) {
  .hero__grid { grid-template-columns: 1fr; text-align: center; }
  .hero__content { order: 2; }
  .hero__visual { order: 1; }
  .hero__subtitle, .hero__cta { margin-inline: auto; }
  .hero__cta { justify-content: center; }
  .pillars { grid-template-columns: repeat(2, 1fr); }
  .phases { grid-template-columns: repeat(2, 1fr); }
  .showcase__grid { grid-template-columns: 1fr; text-align: center; }
  .check { text-align: left; max-width: 28em; margin-inline: auto; }
}
@media (max-width: 560px) {
  .pillars, .phases { grid-template-columns: 1fr; }
  .section { padding: 60px 0; }
}