/* =========================================================
   Chrona — design tokens
   ========================================================= */
:root{
  --ink:        #0E1224;
  --ink-soft:   #131735;
  --panel:      #1A2044;
  --panel-2:    #212852;
  --veil:       #2E3562;
  --moon:       #EDEBFA;
  --haze:       #9CA3C9;
  --aurora:     #7C9EFF;
  --aurora-dim: #5A6FCB;
  --dawn:       #FFB37B;
  --dawn-dim:   #E0925C;
  --deep:       #4A3F86;
  --rem:        #7C9EFF;
  --light:      #9CC7FF;
  --awake:      #FFB37B;

  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Manrope", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 28px;

  --shadow-panel: 0 20px 60px -20px rgba(0,0,0,0.55);
  --wrap: 1120px;
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  background:
    radial-gradient(ellipse 900px 500px at 15% -5%, rgba(124,158,255,0.16), transparent 60%),
    radial-gradient(ellipse 700px 500px at 100% 10%, rgba(255,179,123,0.08), transparent 55%),
    var(--ink);
  color:var(--moon);
  font-family:var(--font-body);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{ max-width:100%; display:block; }
a{ color:var(--aurora); text-decoration:none; }
a:hover{ text-decoration:underline; }
.wrap{ max-width:var(--wrap); margin:0 auto; padding:0 24px; }

.skip-link{
  position:absolute; left:-999px; top:auto;
  background:var(--dawn); color:var(--ink); padding:10px 16px; border-radius:8px; z-index:200;
}
.skip-link:focus{ left:16px; top:16px; }

h1,h2,h3,h4{ font-family:var(--font-display); font-weight:600; line-height:1.15; margin:0 0 .5em; color:var(--moon); }
h1{ font-size:clamp(2.1rem, 4.5vw, 3.4rem); font-weight:500; }
h2{ font-size:clamp(1.5rem, 2.6vw, 2.1rem); }
h3{ font-size:1.2rem; }
p{ margin:0 0 1em; color:var(--haze); }
.lede{ font-size:1.15rem; color:var(--moon); opacity:.9; }

:focus-visible{ outline:2px solid var(--dawn); outline-offset:3px; border-radius:4px; }

/* =========================================================
   Header / nav
   ========================================================= */
.site-header{
  position:sticky; top:0; z-index:100;
  background:rgba(14,18,36,0.82);
  backdrop-filter:blur(10px);
  border-bottom:1px solid rgba(255,255,255,0.06);
}
.header-inner{ display:flex; align-items:center; justify-content:space-between; height:72px; }
.brand{ display:flex; align-items:center; gap:10px; color:var(--moon); font-family:var(--font-display); font-size:1.3rem; }
.brand:hover{ text-decoration:none; }
.brand-mark{ color:var(--dawn); display:inline-flex; }
.site-nav ul{ list-style:none; display:flex; gap:6px; margin:0; padding:0; }
.site-nav a{
  color:var(--haze); font-weight:600; font-size:.92rem; padding:8px 14px; border-radius:999px; display:inline-block;
}
.site-nav a:hover{ color:var(--moon); text-decoration:none; background:rgba(255,255,255,0.06); }
.site-nav a.is-active{ color:var(--ink); background:var(--aurora); }

.nav-toggle{ display:none; flex-direction:column; justify-content:center; gap:5px; width:40px; height:40px; background:none; border:0; cursor:pointer; }
.nav-toggle span{ width:22px; height:2px; background:var(--moon); border-radius:2px; }

@media (max-width:860px){
  .nav-toggle{ display:flex; }
  .site-nav{
    position:absolute; top:72px; left:0; right:0;
    background:var(--ink-soft); border-bottom:1px solid var(--veil);
    max-height:0; overflow:hidden; transition:max-height .28s ease;
  }
  .site-nav.is-open{ max-height:420px; }
  .site-nav ul{ flex-direction:column; padding:12px; gap:2px; }
  .site-nav a{ display:block; padding:12px 14px; }
}

/* =========================================================
   Hero + rhythm wave signature
   ========================================================= */
.hero{ padding:64px 0 40px; position:relative; overflow:hidden; }
.hero-grid{ display:grid; grid-template-columns:1.05fr .95fr; gap:48px; align-items:center; }
@media (max-width:900px){ .hero-grid{ grid-template-columns:1fr; } }

.eyebrow{
  display:inline-flex; align-items:center; gap:8px;
  font-size:.78rem; font-weight:700; letter-spacing:.08em; text-transform:uppercase;
  color:var(--dawn); margin-bottom:14px;
}
.eyebrow::before{ content:""; width:18px; height:1.5px; background:var(--dawn); display:inline-block; }

.wave-scene{ position:relative; height:230px; border-radius:var(--radius-lg); overflow:hidden;
  background:linear-gradient(180deg, rgba(124,158,255,0.10), rgba(74,63,134,0.14));
  border:1px solid var(--veil);
}
.wave-scene svg{ width:100%; height:100%; display:block; }
.wave-line{ fill:none; stroke:var(--aurora); stroke-width:2.5; stroke-linecap:round; stroke-linejoin:round; }
.wave-line.alt{ stroke:var(--dawn); opacity:.55; }
.stage-band{ opacity:.14; }

/* =========================================================
   Buttons
   ========================================================= */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  font-family:var(--font-body); font-weight:700; font-size:.95rem;
  padding:13px 24px; border-radius:999px; border:1px solid transparent; cursor:pointer;
  transition:transform .15s ease, background .15s ease;
}
.btn:hover{ text-decoration:none; transform:translateY(-1px); }
.btn-primary{ background:var(--dawn); color:#1D1206; }
.btn-primary:hover{ background:var(--dawn-dim); }
.btn-ghost{ background:transparent; border-color:var(--veil); color:var(--moon); }
.btn-ghost:hover{ background:rgba(255,255,255,0.06); }
.btn-block{ width:100%; }

/* =========================================================
   Panels / cards
   ========================================================= */
.panel{
  background:linear-gradient(180deg, var(--panel-2), var(--panel));
  border:1px solid var(--veil);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-panel);
  padding:32px;
}
@media (max-width:600px){ .panel{ padding:22px; border-radius:var(--radius-md); } }

.card-grid{ display:grid; grid-template-columns:repeat(auto-fit,minmax(230px,1fr)); gap:20px; }
.tool-card{
  background:var(--panel); border:1px solid var(--veil); border-radius:var(--radius-md);
  padding:24px; transition:border-color .15s ease, transform .15s ease;
}
.tool-card:hover{ border-color:var(--aurora-dim); transform:translateY(-2px); text-decoration:none; }
.tool-card .icon{ color:var(--dawn); margin-bottom:12px; }
.tool-card h3{ margin-bottom:6px; }
.tool-card p{ font-size:.92rem; margin-bottom:0; }

.phase-tag{
  display:inline-block; font-size:.72rem; font-weight:700; letter-spacing:.05em; text-transform:uppercase;
  padding:4px 10px; border-radius:999px; margin-bottom:10px;
}
.phase-tag.before{ background:rgba(255,179,123,0.16); color:var(--dawn); }
.phase-tag.during{ background:rgba(124,158,255,0.16); color:var(--aurora); }
.phase-tag.after{ background:rgba(156,199,255,0.16); color:var(--light); }

/* =========================================================
   Tool UI — time picker, controls, results
   ========================================================= */
.tool-section{ padding:24px 0 72px; }
.time-picker{ display:flex; align-items:center; gap:10px; justify-content:center; margin:20px 0 8px; flex-wrap:wrap; }
.time-field{ display:flex; flex-direction:column; align-items:center; gap:4px; }
.time-field label{ font-size:.7rem; text-transform:uppercase; letter-spacing:.06em; color:var(--haze); }
.stepper{ display:flex; align-items:center; gap:6px; }
.stepper button{
  width:34px; height:34px; border-radius:10px; border:1px solid var(--veil); background:var(--ink-soft);
  color:var(--moon); font-size:1rem; cursor:pointer; line-height:1;
}
.stepper button:hover{ background:var(--veil); }
.stepper input{
  width:64px; text-align:center; font-family:var(--font-display); font-size:1.7rem; font-variant-numeric:tabular-nums;
  background:transparent; border:none; color:var(--moon); padding:6px 0;
}
.stepper input:focus{ outline:none; }
.period-toggle{ display:flex; gap:4px; background:var(--ink-soft); padding:4px; border-radius:10px; }
.period-toggle button{
  border:none; background:transparent; color:var(--haze); font-weight:700; font-size:.85rem;
  padding:8px 14px; border-radius:8px; cursor:pointer;
}
.period-toggle button.active{ background:var(--aurora); color:var(--ink); }
.colon{ font-family:var(--font-display); font-size:1.7rem; color:var(--haze); }

.field-row{ display:flex; gap:16px; flex-wrap:wrap; }
.field{ flex:1 1 200px; }
.field label{ display:block; font-size:.82rem; font-weight:700; color:var(--haze); margin-bottom:6px; }
.field input[type=text],
.field input[type=email],
.field input[type=number],
.field select,
.field textarea{
  width:100%; background:var(--ink-soft); border:1px solid var(--veil); color:var(--moon);
  padding:12px 14px; border-radius:10px; font-family:var(--font-body); font-size:.95rem;
}
.field textarea{ resize:vertical; min-height:120px; }
.field input:focus, .field select:focus, .field textarea:focus{ outline:none; border-color:var(--aurora); }
.field-hint{ font-size:.8rem; color:var(--haze); margin-top:4px; }

.results{ margin-top:36px; }
.results-empty{ text-align:center; color:var(--haze); padding:24px 0; }
.result-list{ list-style:none; margin:0; padding:0; display:grid; gap:10px; }
.result-item{
  display:flex; align-items:center; justify-content:space-between; gap:16px;
  background:var(--ink-soft); border:1px solid var(--veil); border-radius:var(--radius-sm);
  padding:16px 18px;
}
.result-item.is-best{ border-color:var(--dawn); background:linear-gradient(90deg, rgba(255,179,123,0.10), transparent); }
.result-time{ font-family:var(--font-display); font-size:1.5rem; color:var(--moon); font-variant-numeric:tabular-nums; }
.result-meta{ text-align:right; }
.result-cycles{ font-weight:700; font-size:.92rem; }
.result-hours{ font-size:.8rem; color:var(--haze); }
.badge-best{
  font-size:.68rem; font-weight:800; letter-spacing:.05em; text-transform:uppercase;
  background:var(--dawn); color:#1D1206; padding:3px 9px; border-radius:999px; margin-left:8px;
}

.recent-box{ margin-top:28px; padding-top:20px; border-top:1px dashed var(--veil); }
.recent-box-head{ display:flex; align-items:center; justify-content:space-between; margin-bottom:10px; }
.recent-box-head h3{ margin:0; font-size:.95rem; color:var(--haze); font-family:var(--font-body); font-weight:700; }
.link-btn{ background:none; border:none; color:var(--aurora); font-size:.85rem; font-weight:700; cursor:pointer; padding:0; }
.recent-list{ list-style:none; margin:0; padding:0; display:flex; flex-wrap:wrap; gap:8px; }
.recent-list li{ background:var(--ink-soft); border:1px solid var(--veil); padding:6px 12px; border-radius:999px; font-size:.82rem; color:var(--haze); }

/* =========================================================
   Sections / content
   ========================================================= */
.section{ padding:56px 0; }
.section-head{ max-width:640px; margin:0 auto 32px; text-align:center; }
.section-head p{ margin:0; }

.two-col{ display:grid; grid-template-columns:1fr 1fr; gap:40px; }
@media (max-width:820px){ .two-col{ grid-template-columns:1fr; } }

.faq-item{ border-bottom:1px solid var(--veil); padding:18px 0; }
.faq-item h3{ margin-bottom:6px; font-size:1.02rem; }
.faq-item p{ margin:0; }

.stat-strip{ display:flex; gap:28px; flex-wrap:wrap; margin-top:8px; }
.stat{ min-width:120px; }
.stat b{ display:block; font-family:var(--font-display); font-size:1.7rem; color:var(--dawn); }
.stat span{ font-size:.8rem; color:var(--haze); }

/* Article / guide typography */
.article{ max-width:720px; margin:0 auto; }
.article h2{ margin-top:1.6em; }
.article p, .article li{ color:var(--moon); opacity:.92; }
.article ul, .article ol{ padding-left:1.3em; }
.article .lede{ color:var(--haze); opacity:1; }
.byline{
  display:flex; align-items:center; gap:10px; font-size:.85rem; color:var(--haze);
  border-top:1px solid var(--veil); border-bottom:1px solid var(--veil); padding:12px 0; margin:20px 0 32px;
}
.byline strong{ color:var(--moon); }
.callout{
  background:var(--panel); border-left:3px solid var(--dawn); border-radius:0 var(--radius-sm) var(--radius-sm) 0;
  padding:16px 20px; margin:24px 0;
}
.callout p:last-child{ margin-bottom:0; }

.guide-list{ list-style:none; margin:0; padding:0; display:grid; gap:16px; }
.guide-row{
  display:flex; justify-content:space-between; align-items:center; gap:16px;
  background:var(--panel); border:1px solid var(--veil); border-radius:var(--radius-md); padding:22px 26px;
}
.guide-row:hover{ border-color:var(--aurora-dim); text-decoration:none; }
.guide-row h3{ margin:0 0 4px; }
.guide-row p{ margin:0; font-size:.9rem; }
.guide-row .arrow{ color:var(--dawn); font-size:1.4rem; flex-shrink:0; }

/* Alerts / form status */
.alert{ padding:14px 18px; border-radius:var(--radius-sm); font-size:.9rem; margin-bottom:20px; }
.alert-success{ background:rgba(124,255,181,0.12); border:1px solid rgba(124,255,181,0.35); color:#B7F5CE; }
.alert-error{ background:rgba(255,124,124,0.12); border:1px solid rgba(255,124,124,0.35); color:#FFB9B9; }

/* Ad slot placeholders — replace inner content with real ad unit code */
.ad-slot{
  border:1px dashed var(--veil); border-radius:var(--radius-sm);
  color:var(--haze); font-size:.75rem; text-transform:uppercase; letter-spacing:.06em;
  text-align:center; padding:14px; margin:32px 0;
}

/* =========================================================
   Footer
   ========================================================= */
.site-footer{ border-top:1px solid var(--veil); margin-top:60px; background:var(--ink-soft); }
.footer-inner{ display:grid; grid-template-columns:1.2fr 2fr; gap:40px; padding:52px 24px 32px; }
@media (max-width:760px){ .footer-inner{ grid-template-columns:1fr; } }
.footer-brand{ display:flex; gap:12px; }
.footer-brand .brand-mark{ margin-top:4px; }
.footer-brand p{ font-size:.88rem; margin:6px 0 0; max-width:32ch; }
.footer-nav{ display:grid; grid-template-columns:repeat(3,1fr); gap:24px; }
@media (max-width:500px){ .footer-nav{ grid-template-columns:1fr 1fr; } }
.footer-nav h3{ font-family:var(--font-body); font-size:.78rem; text-transform:uppercase; letter-spacing:.06em; color:var(--haze); margin-bottom:12px; }
.footer-nav ul{ list-style:none; margin:0; padding:0; display:grid; gap:8px; }
.footer-nav a{ color:var(--moon); opacity:.85; font-size:.9rem; }
.footer-nav a:hover{ opacity:1; }
.footer-bottom{ border-top:1px solid var(--veil); padding:18px 24px; }
.footer-bottom p{ margin:0; font-size:.78rem; color:var(--haze); }

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *{ animation-duration:0.001ms !important; transition-duration:0.001ms !important; }
}