/* Flipp Health website. Light, airy, rounded. Common = navy, Scientific = purple haze. */
:root {
  --navy: #1E3A5F;
  --navy-soft: #E8EEF6;
  --haze: #5B3E96;          /* Scientific purple haze, deeper than Mind lavender */
  --haze-soft: #F1ECFA;
  --body: #90CAF9;           /* Physical */
  --mind: #C9B8EC;           /* Mental, soft lavender */
  --spirit: #FFE082;         /* Spiritual */
  --ink: #1B2430;
  --muted: #5A6675;
  --bg: #FAFBFD;
  --card: #FFFFFF;
  --line: #E3E8EF;
  --ok: #2E7D32;
  --radius: 22px;
  --shadow: 0 6px 24px rgba(30, 58, 95, .08);
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 17px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
img, svg { max-width: 100%; }
a { color: var(--navy); }
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible { outline: 3px solid var(--body); outline-offset: 2px; border-radius: 8px; }
.wrap { max-width: 760px; margin: 0 auto; padding: 0 16px; }
.skip { position: absolute; left: -999px; }
.skip:focus { left: 16px; top: 8px; background: #fff; padding: 8px 12px; z-index: 9; }

/* Header */
.top { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px 12px; padding: 14px 16px; }
.top .nav { order: 3; width: 100%; justify-content: space-between; }
@media (min-width: 700px) { .top .nav { order: 2; width: auto; } .top .lang { order: 3; } }
.brand { display: flex; align-items: center; gap: 8px; text-decoration: none; color: var(--navy); font-weight: 800; font-size: 20px; }
.arrows { width: 30px; height: 30px; flex: none; background: linear-gradient(to bottom, var(--navy) 50%, var(--haze) 50%);
  -webkit-mask: url(/assets/flipp-arrows.svg) center / contain no-repeat; mask: url(/assets/flipp-arrows.svg) center / contain no-repeat; }
.nav { display: flex; flex-wrap: wrap; gap: 4px 14px; align-items: center; font-size: 15px; }
.nav a { text-decoration: none; color: var(--muted); padding: 6px 2px; }
.nav a[aria-current="page"] { color: var(--navy); font-weight: 700; }
.lang { border: 1px solid var(--line); background: #fff; border-radius: 999px; padding: 6px 12px; font: inherit; font-size: 14px; color: var(--navy); cursor: pointer; }

/* Hero */
.hero { text-align: center; padding: 28px 0 36px; }
.face { width: 168px; height: 183px; margin: 0 auto; background: linear-gradient(105deg, var(--navy) 0 38%, #3B82F6 46%, var(--haze) 54%, var(--navy) 62% 100%);
  background-size: 300% 100%; background-position: 100% 0;
  -webkit-mask: url(/assets/flipp-face.svg) center / contain no-repeat; mask: url(/assets/flipp-face.svg) center / contain no-repeat; }
.face.shimmer { animation: shimmer 1.6s ease-in-out; }
@keyframes shimmer { from { background-position: 100% 0; } to { background-position: 0% 0; } }
.wordmark { display: flex; align-items: center; justify-content: center; gap: 8px; margin: 14px 0 6px; font-size: 34px; font-weight: 800; color: var(--navy); letter-spacing: -.5px; }
.wordmark .arrows { width: 34px; height: 34px; }
.rotor { font-size: 22px; margin: 8px 0 22px; min-height: 2.4em; }
.rotor .word { display: inline-block; padding: 1px 12px; border-radius: 999px; font-weight: 700; color: var(--navy); }
.rotor .word.in { animation: wordin .45s ease-out; }
@keyframes wordin { from { transform: rotateX(90deg); opacity: 0; } to { transform: none; opacity: 1; } }
.w-physical { background: var(--body); } .w-mental { background: var(--mind); } .w-spiritual { background: var(--spirit); }
.btn { display: inline-block; background: var(--navy); color: #fff; text-decoration: none; border: 0; border-radius: 999px; padding: 14px 28px; font: inherit; font-weight: 700; cursor: pointer; }
.btn.ghost { background: #fff; color: var(--navy); border: 2px solid var(--navy); }
.btn.sci { background: var(--haze); }
.note { color: var(--muted); font-size: 14px; margin-top: 10px; }

/* Cards */
.cards { display: grid; gap: 18px; padding-bottom: 28px; }
.card { background: var(--card); border-radius: var(--radius); box-shadow: var(--shadow); border-top: 6px solid var(--navy); padding: 18px 18px 14px; perspective: 900px; }
.card[data-face="sci"] { background: var(--haze-soft); border-top-color: var(--haze); }
.card.flipping { animation: flip .5s ease-in-out; }
@keyframes flip { 0% { transform: rotateY(0); } 50% { transform: rotateY(90deg); } 100% { transform: rotateY(0); } }
.card-head { display: flex; align-items: center; gap: 12px; }
.card-ico { width: 46px; height: 46px; flex: none; display: grid; place-items: center; border-radius: 14px; background: var(--navy-soft); font-size: 24px; }
.card[data-face="sci"] .card-ico { background: #E4DAF6; }
.card-head h2 { margin: 0; font-size: 20px; color: var(--navy); }
.card[data-face="sci"] .card-head h2 { color: var(--haze); }
.card-head p { margin: 2px 0 0; color: var(--muted); font-size: 15px; }
.card-head .txt { flex: 1; min-width: 0; }
.flip-btn { flex: none; width: 44px; height: 44px; border-radius: 50%; border: 0; cursor: pointer; background: linear-gradient(to bottom, var(--navy) 50%, var(--haze) 50%); display: grid; place-items: center; }
.flip-btn span { width: 24px; height: 24px; background: #fff; -webkit-mask: url(/assets/flipp-arrows.svg) center / contain no-repeat; mask: url(/assets/flipp-arrows.svg) center / contain no-repeat; }
.face-label { display: inline-block; font-size: 12px; font-weight: 700; letter-spacing: .5px; text-transform: uppercase; color: var(--navy); background: var(--navy-soft); border-radius: 999px; padding: 2px 10px; margin-bottom: 4px; }
.card[data-face="sci"] .face-label { color: var(--haze); background: #E4DAF6; }
.open-btn { margin-top: 10px; background: none; border: 0; color: var(--navy); font: inherit; font-weight: 700; cursor: pointer; padding: 6px 0; }
.card[data-face="sci"] .open-btn { color: var(--haze); }
.more { display: none; padding-top: 6px; }
.card.open .more { display: block; }
.card[data-face="common"] .s, .card[data-face="sci"] .c { display: none !important; }
.sec { padding: 14px 0; border-top: 1px solid var(--line); }
.sec:first-child { border-top: 0; }
.sec h3 { margin: 0 0 4px; font-size: 17px; color: var(--navy); display: flex; gap: 8px; align-items: center; }
.card[data-face="sci"] .sec h3 { color: var(--haze); }
.sec p { margin: 4px 0; }
.pic { display: block; width: 100%; height: auto; margin: 10px 0 4px; }

/* Steps */
.steps { list-style: none; padding: 0; margin: 8px 0; display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.steps li { background: var(--navy-soft); border-radius: 16px; padding: 14px; text-align: center; font-weight: 600; color: var(--navy); }
.steps li b { display: block; font-size: 30px; line-height: 1.2; }
.story { list-style: none; padding: 0; margin: 10px 0; display: grid; gap: 10px; }
.story li { display: flex; gap: 12px; align-items: center; background: var(--navy-soft); border-radius: 16px; padding: 10px 14px; }
.story li b { font-size: 26px; }
.quote { border-left: 4px solid var(--haze); margin: 12px 0; padding: 4px 14px; font-style: italic; color: var(--ink); }
.founder-photo { width: 46px; height: 46px; border-radius: 50%; object-fit: cover; flex: none; }
.big-photo { width: 120px; height: 120px; border-radius: 50%; object-fit: cover; display: block; margin: 6px auto 10px; }
.pubs { padding-left: 18px; } .pubs li { margin: 6px 0; } .pubs i { color: var(--muted); }
.links { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 10px; }
.links a { text-decoration: none; border: 1px solid var(--line); background: #fff; border-radius: 999px; padding: 6px 14px; font-size: 15px; }

/* FAQ */
details { background: var(--card); border-radius: 16px; box-shadow: var(--shadow); padding: 4px 16px; margin: 10px 0; }
details summary { cursor: pointer; font-weight: 700; color: var(--navy); padding: 12px 0; }
details p { margin: 0 0 14px; }

/* Forms */
form.ask { display: grid; gap: 8px; margin-top: 8px; }
form.ask textarea, form.ask input { width: 100%; font: inherit; border: 1px solid var(--line); border-radius: 14px; padding: 10px 12px; background: #fff; }
form.ask textarea { min-height: 90px; resize: vertical; }
.status { font-size: 15px; color: var(--ok); min-height: 1.4em; }

/* Pages */
.page h1 { color: var(--navy); font-size: 30px; margin: 18px 0 6px; }
.page h2 { color: var(--navy); font-size: 21px; margin: 26px 0 6px; }
.panel { background: var(--card); border-radius: var(--radius); box-shadow: var(--shadow); padding: 18px; margin: 14px 0; }

/* Footer */
.foot { border-top: 1px solid var(--line); margin-top: 20px; padding: 22px 0 36px; font-size: 15px; color: var(--muted); }
.foot nav { display: flex; flex-wrap: wrap; gap: 8px 18px; margin-bottom: 8px; }
.foot a { color: var(--navy); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}