/* PulseFit Gym Styles */
:root{
  --bg: #ffffff;
  --card: #ffffff;
  --muted: #4b5b7a; /* dark desaturated blue */
  --text: #0a2240; /* dark blue */
  --primary: #ff6b6b; /* keep buttons coral→gold unless you prefer blue */
  --primary-2: #ffd166;
  --primary-ink: #1a1f2e;
  --outline: #e5e7ef;
  --accent: #174ea6; /* dark blue accent */
  --shadow: 0 10px 30px rgba(16,24,40,.12);
}

*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font:16px/1.5 Inter,system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,Noto Sans,sans-serif}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}

/* Animated ambient background */
body::before{display:none}
@keyframes spin{to{transform:rotate(1turn)}}

/* Light theme */
[data-theme="light"]{
  --bg:#ffffff; --card:#ffffff; --text:#0a2240; --muted:#4b5b7a; --outline:#e5e7ef; --shadow:0 10px 30px rgba(16,24,40,.12);
}

/* Explicit dark theme restores the previous vivid look */
[data-theme="dark"]{
  --bg: linear-gradient(135deg, #1a1020 0%, #2a1633 50%, #3b0f2f 100%);
  --card: #1b1424;
  --muted: #ceb9d6;
  --text: #f6f3f8;
  --primary: #ff6b6b;
  --primary-2: #ffd166;
  --primary-ink: #2a0f0f;
  --outline: #3a2a48;
  --accent: #ff4d8d;
  --shadow: 0 10px 30px rgba(0,0,0,.35);
}

[data-theme="dark"] body::before{content:"";position:fixed;inset:-20%;z-index:-1;
  background: conic-gradient(from 0deg at 70% 30%, rgba(255,109,132,.28), rgba(255,209,102,.18), rgba(255,77,141,.28));
  filter: blur(60px);opacity:.68;animation:spin 36s linear infinite}

.container{max-width:1100px;margin:0 auto;padding:0 20px}

/* Header */
.site-header{position:sticky;top:0;z-index:10;background:rgba(14,15,18,.6);backdrop-filter:saturate(120%) blur(8px);border-bottom:1px solid var(--outline);display:flex;align-items:center;justify-content:space-between;padding:10px 16px}
.brand{display:flex;align-items:center;gap:10px}
.brand img{height:36px}
.site-nav{display:flex;align-items:center;gap:14px}
.site-nav a{padding:8px 10px;border-radius:8px;color:var(--muted)}
.site-nav a:hover{background:var(--card);color:var(--text)}
.site-nav a.active{color:var(--text);background:transparent;border:1px solid var(--outline)}
.icon-btn{padding:8px 10px;border-radius:10px;border:1px solid var(--outline);background:transparent;cursor:pointer;color:var(--muted)}
.icon-btn:hover{background:var(--card);color:var(--text)}

/* Buttons */
.btn{display:inline-block;padding:10px 14px;border-radius:12px;border:1px solid var(--outline);transition:.2s ease, box-shadow .2s;cursor:pointer}
.btn:hover{transform:translateY(-1px);box-shadow:var(--shadow)}
.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-2));border-color:transparent;color:var(--primary-ink);font-weight:700}
.btn-outline{background:transparent;color:var(--text)}
.btn-ghost{background:transparent;border-color:transparent;color:var(--accent)}

/* Hero */
.hero{position:relative;isolation:isolate;overflow:hidden;background:radial-gradient(80% 60% at 70% 10%, rgba(255,109,132,.18), transparent 60%),
  radial-gradient(60% 50% at 10% 10%, rgba(255,209,102,.16), transparent 60%);
  border-bottom:1px solid var(--outline)}
.hero-inner{padding:72px 20px;max-width:900px;margin:40px auto;text-align:center;background:linear-gradient(180deg, rgba(21,24,32,.55), rgba(10,12,16,.3));border:1px solid var(--outline);border-radius:16px;box-shadow:var(--shadow)}
.hero h1{font-size:clamp(28px,6vw,46px);line-height:1.1;margin:0 0 12px}
.hero p{color:var(--muted);margin:0 0 22px}
.hero-ctas{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.orb{position:absolute;border-radius:50%;filter:blur(60px);opacity:.35}
.orb.green{width:320px;height:320px;background:radial-gradient(circle at 30% 30%, rgba(255,109,132,.55), transparent 60%);left:-60px;top:-40px}
.orb.blue{width:380px;height:380px;background:radial-gradient(circle at 70% 70%, rgba(255,209,102,.5), transparent 60%);right:-120px;bottom:-80px}

/* Features */
.features{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;padding:36px 20px}
.feature{background:var(--card);border:1px solid var(--outline);padding:18px;border-radius:14px;transition:.2s transform, box-shadow .2s}
.feature:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.feature h3{margin:0 0 6px}
.feature p{margin:0;color:var(--muted)}

/* CTA band */
.cta-band{border-top:1px solid var(--outline);border-bottom:1px solid var(--outline);background:linear-gradient(90deg,rgba(255,109,132,.10),rgba(255,209,102,.10));}
.cta-band-inner{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:14px;padding:24px 0}

/* Footer */
.site-footer{border-top:1px solid var(--outline);margin-top:40px}
.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 0}
.footer-nav{display:flex;gap:10px}

/* Grids */
.grid.two{display:grid;grid-template-columns:1fr;gap:16px}
@media(min-width:840px){.grid.two{grid-template-columns:1fr 1fr}}
.cards.three{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}
.card{background:var(--card);border:1px solid var(--outline);padding:18px;border-radius:16px;transition:.2s transform, box-shadow .2s}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.card.featured{outline:2px solid var(--primary);box-shadow:0 0 0 4px rgba(94,224,161,.12)}

.cta-row{margin:20px 0;display:flex;gap:12px;flex-wrap:wrap}

/* Forms */
.form-grid{display:grid;grid-template-columns:1fr;gap:14px;margin-top:14px}
@media(min-width:760px){.form-grid{grid-template-columns:1fr 1fr}.form-grid .full{grid-column:1/-1}}
.field label{display:block;margin:0 0 6px}
.field input,.field select,.field textarea{width:100%;background:#ffffff;border:1px solid var(--outline);color:var(--text);padding:10px;border-radius:10px}
[data-theme="dark"] .field input,
[data-theme="dark"] .field select,
[data-theme="dark"] .field textarea{background:#0c0e12;color:var(--text)}
.field small{display:block;color:var(--muted);margin-top:6px}

/* Results */
.results{margin-top:24px}
.results-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px;margin:12px 0}
.result{background:var(--card);border:1px solid var(--outline);border-radius:12px;padding:14px;box-shadow:var(--shadow)}
.result .label{display:block;color:var(--muted);font-size:12px}
.result .value{font-size:18px;font-weight:700}
.result.highlight{outline:1px solid var(--primary)}

/* Lists */
.checklist{list-style:none;padding:0;margin:8px 0 0}
.checklist li{padding-left:24px;position:relative;margin:8px 0}
.checklist li::before{content:"✓";position:absolute;left:0;color:var(--primary)}

/* Utility */
.muted{color:var(--muted)}

/* Measurement guide */
.measure-guide{position:sticky;top:56px;z-index:9;margin:8px 0;padding:10px 12px;border-radius:10px;background:rgba(94,224,161,.1);border:1px solid var(--outline);display:flex;align-items:center;gap:10px}
.measure-guide .steps{color:var(--muted);font-size:14px}
.measure-guide .actions{margin-left:auto;display:flex;gap:8px}
.pulse{outline:2px solid var(--accent);box-shadow:0 0 0 6px rgba(122,162,247,.12)}

/* Chat widget */
.fab{position:fixed;right:18px;bottom:18px;z-index:12}
.chat{position:fixed;right:18px;bottom:70px;width:300px;max-height:60vh;display:none;flex-direction:column;background:var(--card);border:1px solid var(--outline);border-radius:12px;overflow:hidden;z-index:12}
.chat.open{display:flex}
.chat-header{padding:10px 12px;border-bottom:1px solid var(--outline);font-weight:700}
.chat-body{padding:10px;overflow:auto;display:flex;flex-direction:column;gap:8px}
.chat-msg{padding:8px 10px;border-radius:10px;max-width:85%}
.chat-msg.user{background:#0c0e12;align-self:flex-end}
.chat-msg.bot{background:#10141c;border:1px solid var(--outline);align-self:flex-start}
.chat-input{display:flex;gap:6px;border-top:1px solid var(--outline);padding:8px}
.chat-input input{flex:1}

/* Assessment page text accents */
.page-assessment{
  /* Keep assessment page on white with dark-blue text for readability */
  --bg: #ffffff;
  --card: #ffffff;
  --text: #0a2240;
  --muted: #4b5b7a;
  --outline: #e5e7ef;
  --primary: #174ea6; /* blue primary for emphasis on this page */
  --primary-2: #2563eb;
  --primary-ink: #0b1b34;
  --accent: #174ea6;
}
.page-assessment::before{display:none}
.page-assessment h1{
  background:linear-gradient(135deg,var(--accent),var(--primary));
  -webkit-background-clip:text;background-clip:text;color:transparent
}
.page-assessment > .container > p,
.page-assessment .form-grid .field small{color:#375074}
.page-assessment .form-grid .field label{color:#0a2240;font-weight:700;letter-spacing:.2px}
.page-assessment .results .label{color:#375074}
.page-assessment .results .value{color:#0a2240}
.page-assessment input::placeholder,
.page-assessment textarea::placeholder{color:#5b78a6;opacity:.7}
.page-assessment .field input:focus,
.page-assessment .field select:focus,
.page-assessment .field textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(34,211,238,.25)}
.page-assessment .results .highlight .value{
  background:linear-gradient(135deg,var(--primary),var(--primary-2));
  -webkit-background-clip:text;background-clip:text;color:transparent
}

[data-theme="light"] .page-assessment{
  --bg:#ffffff; --card:#ffffff; --text:#0a2240; --muted:#4b5b7a; --outline:#e5e7ef; --primary:#174ea6; --primary-2:#2563eb; --primary-ink:#0b1b34; --accent:#174ea6;
}

/* Dark theme gets the earlier cyan/teal assessment look */
[data-theme="dark"] .page-assessment{
  --bg: linear-gradient(135deg, #062a2f 0%, #0a3a57 60%, #0b2740 100%);
  --card: #0c1f29;
  --text: #e6fbff;
  --muted: #9bd5e5;
  --outline: #0f3342;
  --primary: #22d3ee; /* cyan */
  --primary-2: #34d399; /* green */
  --primary-ink: #062b2e;
  --accent: #4dd0e1;
}
[data-theme="dark"] .page-assessment::before{content:"";position:fixed;inset:-20%;z-index:-1;
  background: conic-gradient(from 0deg at 70% 30%, rgba(34,211,238,.25), rgba(52,211,153,.18), rgba(34,211,238,.25));
  filter: blur(60px);opacity:.6;animation:spin 36s linear infinite}
[data-theme="light"] .page-assessment .form-grid .field label{color:#0a2240;font-weight:700}
[data-theme="light"] .page-assessment > .container > p,
[data-theme="light"] .page-assessment .form-grid .field small{color:#375074}
[data-theme="light"] .page-assessment .results .label{color:#375074}
[data-theme="light"] .page-assessment .results .value{color:#0a2240}
[data-theme="light"] .page-assessment input::placeholder,
[data-theme="light"] .page-assessment textarea::placeholder{color:#5b78a6;opacity:.7}
[data-theme="light"] .page-assessment .field input:focus,
[data-theme="light"] .page-assessment .field select:focus,
[data-theme="light"] .page-assessment .field textarea:focus{box-shadow:0 0 0 3px rgba(8,145,178,.25)}
[data-theme="light"] .page-assessment .results .highlight .value{
  background:linear-gradient(135deg,var(--primary),var(--primary-2));
  -webkit-background-clip:text;background-clip:text;color:transparent
}