/* ============================================================
   styles.css — Positivity Labs homepage
   All colors/type come from tokens.css. No raw hex here.
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--step-0);
  line-height: 1.6;
  color: var(--c-ink);
  background: var(--surface-page);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; }

.wrap { width: min(100% - 2.5rem, var(--maxw)); margin-inline: auto; }

/* ---- Type helpers ---- */
h1, h2, h3, .brand__word, .nav__cta, .btn {
  font-family: var(--font-ui);
  letter-spacing: 0.01em;
}
.hero__title, .section__title, .quiz__title, .practice__title { font-family: var(--font-display); }

.eyebrow {
  font-family: var(--font-ui);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: var(--step--1);
  color: var(--c-teal);
  margin: 0 0 var(--space-2);
}
.eyebrow--light { color: var(--c-gold); }

/* ---- Buttons ---- */
.btn {
  display: inline-block;
  padding: 0.85em 1.6em;
  border-radius: 999px;
  text-decoration: none;
  font-size: var(--step-0);
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .25s var(--ease);
  cursor: pointer;
  border: 1.5px solid transparent;
}
.btn:hover { transform: translateY(-2px); }
.btn--primary { background: var(--c-teal); color: var(--c-white); box-shadow: var(--shadow-sm); }
.btn--primary:hover { background: var(--c-teal-light); }
.btn--ghost { background: transparent; color: var(--c-ink); border-color: var(--c-line); }
.btn--ghost:hover { border-color: var(--c-teal); }
.btn--gold { background: var(--c-gold); color: var(--c-indigo-deep); box-shadow: var(--shadow-sm); }
.btn--gold:hover { background: var(--c-gold-deep); color: var(--c-white); }

/* ---- Reveal on scroll ---- */
[data-reveal] { opacity: 0; transform: translateY(18px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
[data-reveal].is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  [data-reveal] { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* ============ HEADER (mobile-first) ============ */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  background: transparent; border-bottom: 1px solid transparent;
  padding-top: env(safe-area-inset-top, 0px);
  transition: background .4s var(--ease), border-color .4s var(--ease), backdrop-filter .4s var(--ease);
}
/* solid state — on scroll OR when the menu is open */
.site-header.is-scrolled,
.site-header.nav-open {
  background: color-mix(in srgb, var(--c-ground) 94%, transparent);
  backdrop-filter: blur(12px);
  border-bottom-color: var(--c-line);
}
.site-header__bar {
  display: flex; align-items: center; justify-content: space-between; gap: var(--space-3);
  min-height: 58px;
  width: min(100% - 2.5rem, var(--maxw)); margin-inline: auto;
}
.brand { display: inline-flex; align-items: center; text-decoration: none; }
.brand__img { height: 30px; width: auto; display: block; transition: opacity .3s var(--ease); }
.brand__img--dark { position: absolute; opacity: 0; }
.site-header.is-scrolled .brand__img--light,
.site-header.nav-open   .brand__img--light { opacity: 0; }
.site-header.is-scrolled .brand__img--dark,
.site-header.nav-open   .brand__img--dark { position: static; opacity: 1; }

/* hamburger → X */
.nav-toggle { display: inline-flex; flex-direction: column; gap: 5px; background: none; border: 0; cursor: pointer; padding: 8px; margin-right: -8px; }
.nav-toggle span { width: 24px; height: 2px; background: var(--c-white); border-radius: 2px; transition: background .3s, transform .3s, opacity .3s; }
.site-header.is-scrolled .nav-toggle span { background: var(--c-ink); }
.site-header.nav-open .nav-toggle span { background: var(--c-ink); }
.site-header.nav-open .nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.site-header.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
.site-header.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* mobile dropdown */
.nav { overflow: hidden; max-height: 0; transition: max-height .34s var(--ease); }
.site-header.nav-open .nav { max-height: 60vh; }
.nav a {
  display: block; text-decoration: none; font-family: var(--font-ui); font-size: var(--step-1);
  color: var(--c-ink); padding: 0.85em 0; transition: color .2s;
  width: min(100% - 2.5rem, var(--maxw)); margin-inline: auto;
  border-bottom: 1px solid color-mix(in srgb, var(--c-line) 70%, transparent);
}
.nav a:last-child { border-bottom: 0; }
.nav a:hover { color: var(--c-teal); }

/* desktop: inline nav on the right, no dropdown */
@media (min-width: 861px) {
  .nav-toggle { display: none; }
  .site-header__bar { min-height: 64px; }
  .nav {
    position: absolute; top: env(safe-area-inset-top, 0px); bottom: 0;
    right: max(1.25rem, calc((100% - var(--maxw)) / 2));
    max-height: none; overflow: visible; background: transparent;
    display: flex; align-items: center; gap: var(--space-4);
  }
  .nav a {
    display: inline; width: auto; margin: 0; padding: 0; border: 0; font-size: var(--step-0);
    color: color-mix(in srgb, var(--c-white) 85%, transparent);
  }
  .nav a:hover { color: var(--c-white); }
  .site-header.is-scrolled .nav a { color: var(--c-ink-soft); }
  .site-header.is-scrolled .nav a:hover { color: var(--c-teal); }
}

/* Hero lives in hero.css (full-viewport cinematic stage). */

/* ============ REFRAME ============ */
.reframe { padding: var(--space-4) 0; }
.reframe__inner { max-width: 52rem; margin-inline: auto; text-align: center; }
.reframe__line { font-size: var(--step-2); line-height: 1.35; color: var(--c-ink); }
.reframe__line s { color: var(--c-ink-soft); text-decoration-thickness: 2px; }
.reframe__line strong { color: var(--c-teal); font-weight: 600; }

/* ============ SECTIONS ============ */
.section { padding: var(--space-6) 0; }
.section__head { max-width: 42rem; margin: 0 0 var(--space-4); }
.section__title { font-size: var(--step-3); margin: 0 0 var(--space-2); line-height: 1.08; }
.section__sub { font-size: var(--step-1); color: var(--c-ink-soft); margin: 0; }
.section__foot { margin-top: var(--space-4); font-family: var(--font-ui); }
.section__foot a { color: var(--c-teal); text-decoration: none; font-weight: 600; }

/* ============ INTENTION GRID ============ */
.intention-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: var(--space-3);
}
.intention {
  --grad: var(--grad-undefined);
  position: relative; overflow: hidden;
  display: flex; flex-direction: column;
  min-height: 260px; padding: var(--space-3);
  border-radius: var(--radius-lg);
  background: var(--grad);
  color: var(--c-white);
  text-decoration: none;
  box-shadow: var(--shadow-sm);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease);
  isolation: isolate;
}
.intention:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.intention__watermark {
  position: absolute; right: -0.2em; bottom: -0.15em;
  font-size: 8rem; line-height: 1; opacity: 0.13; z-index: -1;
  pointer-events: none;
}
.intention__feeling { font-style: italic; font-size: var(--step-0); opacity: 0.92; margin-bottom: auto; }
.intention__name { font-family: var(--font-display); font-size: var(--step-2); margin-top: var(--space-3); line-height: 1.05; }
.intention__stone { font-family: var(--font-ui); font-size: var(--step--1); letter-spacing: .06em; text-transform: uppercase; opacity: 0.9; margin-top: 0.2em; }
.intention__rule { display: block; height: 1px; background: rgba(255,255,255,.35); margin: var(--space-2) 0 0.6rem; }
.intention__mantra-label { font-family: var(--font-ui); font-size: 0.7rem; letter-spacing: .22em; text-transform: uppercase; opacity: 0.85; }
.intention__affirmation { font-family: var(--font-display); font-size: var(--step-0); line-height: 1.25; margin-top: 0.15rem; }
.intention__flag {
  position: absolute; top: 0.7rem; right: 0.7rem;
  font-family: var(--font-ui); font-size: 0.62rem; letter-spacing: .1em; text-transform: uppercase;
  background: rgba(0,0,0,.28); padding: 0.25em 0.6em; border-radius: 999px;
}

/* ============ QUIZ ============ */
.quiz { background: var(--surface-dark); color: var(--c-white); padding: var(--space-6) 0; }
.quiz__inner { max-width: 40rem; margin-inline: auto; text-align: center; }
.quiz__title { font-size: var(--step-3); margin: 0 0 var(--space-2); }
.quiz__sub { font-size: var(--step-1); color: color-mix(in srgb, var(--c-white) 78%, transparent); margin: 0 0 var(--space-4); }
.quiz__embed {
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 0.4rem;
  min-height: 220px; padding: var(--space-4);
  border: 2px dashed color-mix(in srgb, var(--c-white) 30%, transparent);
  border-radius: var(--radius-lg);
  font-family: var(--font-ui);
}
.quiz__embed span { font-size: var(--step-1); }
.quiz__embed small { color: color-mix(in srgb, var(--c-white) 60%, transparent); font-family: var(--font-body); }

/* ============ STEPS ============ */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: var(--space-3); }
.step { background: var(--surface-card); border: 1px solid var(--c-line); border-radius: var(--radius); padding: var(--space-3); }
.step__n {
  display: inline-flex; align-items: center; justify-content: center;
  width: 2.2rem; height: 2.2rem; border-radius: 50%;
  background: var(--c-teal); color: var(--c-white); font-family: var(--font-ui); font-weight: 600;
  margin-bottom: var(--space-2);
}
.step h3 { font-size: var(--step-1); margin: 0 0 0.4rem; }
.step p { margin: 0; color: var(--c-ink-soft); }

/* ============ PRACTICE ============ */
.practice { background: linear-gradient(160deg, var(--c-indigo), var(--c-indigo-deep)); color: var(--c-white); padding: var(--space-6) 0; }
.practice__inner { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: var(--space-5); align-items: center; }
.practice__title { font-size: var(--step-3); margin: 0 0 var(--space-2); }
.practice__copy p { color: color-mix(in srgb, var(--c-white) 82%, transparent); font-size: var(--step-1); margin: 0 0 var(--space-3); }
.practice__card { display: flex; justify-content: center; }

/* triad card (mirrors print anatomy) */
.triad {
  --grad: var(--grad-calm);
  position: relative; overflow: hidden; isolation: isolate;
  width: min(100%, 340px); padding: var(--space-4) var(--space-3);
  border-radius: var(--radius-lg);
  background: var(--grad); color: var(--c-white);
  box-shadow: var(--shadow);
  display: flex; flex-direction: column; text-align: center;
}
.triad__watermark { position: absolute; right: -0.1em; bottom: -0.15em; font-size: 9rem; opacity: 0.13; z-index: -1; }
.triad__intention { font-family: var(--font-display); font-size: var(--step-3); line-height: 1; }
.triad__stone { font-family: var(--font-ui); text-transform: uppercase; letter-spacing: .1em; font-size: var(--step--1); opacity: 0.9; margin-top: 0.4rem; }
.triad__rule { height: 1px; background: rgba(255,255,255,.4); margin: var(--space-2) auto; width: 60%; }
.triad__desc { font-style: italic; margin: 0; opacity: 0.95; }
.triad__mantra-label { font-family: var(--font-ui); font-size: 0.7rem; letter-spacing: .24em; text-transform: uppercase; opacity: 0.85; }
.triad__affirmation { font-family: var(--font-display); font-size: var(--step-1); margin-top: 0.2rem; }

@media (max-width: 760px) {
  .practice__inner { grid-template-columns: 1fr; }
}

/* ============ FOOTER ============ */
.site-footer { background: var(--surface-dark); color: var(--c-white); padding: var(--space-5) 0; }
.site-footer__inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--space-3); }
.site-footer__tag { font-family: var(--font-display); font-size: var(--step-2); margin: 0; }
.site-footer__nav { display: flex; gap: var(--space-3); }
.site-footer__nav a { color: color-mix(in srgb, var(--c-white) 80%, transparent); text-decoration: none; font-family: var(--font-ui); }
.site-footer__nav a:hover { color: var(--c-gold); }
.site-footer__fine { width: 100%; color: color-mix(in srgb, var(--c-white) 55%, transparent); font-size: var(--step--1); margin: 0; }