/* ============================================================
   UECF.NET Guest Book — style.css
   Matches the existing UECF.NET palette:
   ink / gold / maroon / teal / cream (see uecf.net site <style>)
   ============================================================ */

:root{
  --ink:#101B31;
  --ink-soft:#2C3E60;
  --gold:#C79A3D;
  --gold-soft:#E4C685;
  --maroon:#8B3A42;
  --teal:#2F5D62;
  --cream:#FAF6EC;
  --cream-dim:#F0E7D5;
  --line:#E2D8C0;
  --font-display:'Fraunces', serif;
  --font-body:'Source Sans 3', system-ui, -apple-system, sans-serif;
  --max:1100px;
  --radius:14px;
  --shadow-sm: 0 2px 10px rgba(16,27,49,.06);
  --shadow-md: 0 8px 30px rgba(16,27,49,.12);
  --accent-blue:#2F5D8A;
  --accent-blue-soft:#E7F0FA;
}

/* ---------- Dark mode ---------- */
@media (prefers-color-scheme: dark){
  :root{
    --cream:#0F1626;
    --cream-dim:#161F33;
    --ink:#F3ECDA;
    --ink-soft:#C9D2E6;
    --line:#2A3550;
    --accent-blue-soft:#152238;
  }
}
[data-theme="dark"]{
  --cream:#0F1626;
  --cream-dim:#161F33;
  --ink:#F3ECDA;
  --ink-soft:#C9D2E6;
  --line:#2A3550;
  --accent-blue-soft:#152238;
}

*{box-sizing:border-box;}
body.guestbook-page{
  margin:0;
  font-family:var(--font-body);
  background:var(--cream-dim);
  color:var(--ink);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
.gb-container{
  max-width:var(--max);
  margin:0 auto;
  padding:32px 20px 64px;
}
h1,h2,h3{
  font-family:var(--font-display);
  color:var(--ink);
  margin:0 0 .3em;
  line-height:1.2;
}
a{color:var(--maroon);}

/* ---------- Page header ---------- */
.gb-page-header{
  text-align:center;
  padding:44px 20px 28px;
}
.gb-page-header .eyebrow{
  display:block;
  color:var(--gold);
  font-weight:700;
  letter-spacing:.08em;
  text-transform:uppercase;
  font-size:.8rem;
  margin-bottom:10px;
}
.gb-page-header h1{font-size:clamp(1.8rem,4vw,2.6rem);}
.gb-page-header p{color:var(--ink-soft); max-width:60ch; margin:8px auto 0;}

/* ---------- Card ---------- */
.gb-card{
  background:var(--cream);
  border-radius:var(--radius);
  box-shadow:var(--shadow-md);
  border:1px solid var(--line);
  padding:32px;
  animation:gb-fade-up .5s ease both;
}
@keyframes gb-fade-up{
  from{opacity:0; transform:translateY(14px);}
  to{opacity:1; transform:translateY(0);}
}

/* ---------- Form layout ---------- */
.gb-form-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:20px 24px;
}
.gb-field{display:flex; flex-direction:column; gap:6px;}
.gb-field.full{grid-column:1 / -1;}
.gb-field label{font-weight:600; font-size:.92rem; color:var(--ink);}
.gb-field .req{color:var(--maroon);}
.gb-field input[type="text"],
.gb-field input[type="email"],
.gb-field input[type="tel"],
.gb-field input[type="date"],
.gb-field input[type="file"],
.gb-field select,
.gb-field textarea{
  font-family:var(--font-body);
  font-size:1rem;
  padding:12px 14px;
  border:1.5px solid var(--line);
  border-radius:9px;
  background:#fff;
  color:var(--ink);
  transition:border-color .18s ease, box-shadow .18s ease;
}
[data-theme="dark"] .gb-field input,
[data-theme="dark"] .gb-field select,
[data-theme="dark"] .gb-field textarea{
  background:#141d33;
  color:var(--ink);
}
.gb-field input:focus,
.gb-field select:focus,
.gb-field textarea:focus{
  outline:none;
  border-color:var(--accent-blue);
  box-shadow:0 0 0 4px var(--accent-blue-soft);
}
.gb-field textarea{resize:vertical; min-height:96px;}
.gb-field.has-error input,
.gb-field.has-error select,
.gb-field.has-error textarea{
  border-color:var(--maroon);
}
.gb-error-msg{
  color:var(--maroon);
  font-size:.82rem;
  min-height:1.1em;
}
.gb-radio-group, .gb-checkbox-group{
  display:flex; gap:18px; flex-wrap:wrap; align-items:center;
}
.gb-radio-group label, .gb-checkbox-row label{
  display:flex; align-items:center; gap:8px; font-weight:500; cursor:pointer;
}
.gb-checkbox-group{flex-direction:column; align-items:flex-start; gap:10px;}
.gb-hint{font-size:.82rem; color:var(--ink-soft);}

fieldset.gb-fieldset{
  border:1px solid var(--line);
  border-radius:10px;
  padding:16px 18px 18px;
  grid-column:1 / -1;
}
fieldset.gb-fieldset legend{
  font-weight:700; padding:0 8px; font-size:.9rem; color:var(--ink);
}

/* ---------- Buttons ---------- */
.gb-actions{
  display:flex; gap:14px; margin-top:28px; flex-wrap:wrap;
}
.gb-btn{
  display:inline-flex; align-items:center; gap:8px;
  font-family:var(--font-body);
  font-weight:700; font-size:.98rem;
  padding:13px 26px;
  border-radius:9px;
  border:1.5px solid transparent;
  cursor:pointer;
  transition:transform .12s ease, box-shadow .12s ease, background .15s ease;
}
.gb-btn:active{transform:translateY(1px);}
.gb-btn-primary{background:var(--maroon); color:#fff;}
.gb-btn-primary:hover{background:#732b32; box-shadow:var(--shadow-sm);}
.gb-btn-primary:disabled{opacity:.6; cursor:not-allowed;}
.gb-btn-secondary{background:transparent; color:var(--ink); border-color:var(--line);}
.gb-btn-secondary:hover{background:var(--cream-dim);}

/* ---------- Alerts ---------- */
.gb-alert{
  border-radius:10px;
  padding:14px 18px;
  margin-bottom:20px;
  font-weight:600;
  display:flex; gap:10px; align-items:flex-start;
  animation:gb-fade-up .3s ease both;
}
.gb-alert-success{background:#E4F3E8; color:#215B34; border:1px solid #B7DEC2;}
.gb-alert-error{background:#FBE7E7; color:#7A2020; border:1px solid #F0BEBE;}
[data-theme="dark"] .gb-alert-success{background:#123322; color:#9FE3B4; border-color:#1F5738;}
[data-theme="dark"] .gb-alert-error{background:#3A1616; color:#F4B4B4; border-color:#5A2323;}

/* ---------- Spinner ---------- */
.gb-spinner{
  width:18px; height:18px; border-radius:50%;
  border:3px solid rgba(255,255,255,.4); border-top-color:#fff;
  animation:gb-spin .7s linear infinite;
}
@keyframes gb-spin{to{transform:rotate(360deg);}}

/* ---------- Theme toggle + badges ---------- */
.gb-toolbar{
  display:flex; justify-content:flex-end; gap:10px; max-width:var(--max);
  margin:0 auto; padding:14px 20px 0;
}
.gb-toggle-btn{
  background:var(--cream); border:1px solid var(--line); border-radius:20px;
  padding:8px 14px; font-size:.85rem; cursor:pointer; color:var(--ink);
}
.gb-badge{
  display:inline-flex; align-items:center; gap:6px;
  background:var(--accent-blue-soft); color:var(--accent-blue);
  border-radius:20px; padding:6px 14px; font-weight:700; font-size:.85rem;
}

/* ---------- Draft banner ---------- */
.gb-draft-banner{
  display:none;
  background:var(--gold-soft); color:var(--ink);
  border-radius:9px; padding:10px 16px; font-size:.85rem; margin-bottom:16px;
  align-items:center; justify-content:space-between; gap:10px;
}
.gb-draft-banner.show{display:flex;}
.gb-draft-banner button{
  border:none; background:var(--ink); color:var(--cream); border-radius:7px;
  padding:6px 12px; cursor:pointer; font-size:.8rem;
}

/* ---------- Responsive ---------- */
@media (max-width:760px){
  .gb-form-grid{grid-template-columns:1fr;}
  .gb-card{padding:22px;}
}

/* ---------- Thank-you page ---------- */
.gb-thankyou{
  text-align:center; padding:60px 20px;
}
.gb-thankyou .gb-check{
  width:78px; height:78px; border-radius:50%; background:var(--teal);
  display:flex; align-items:center; justify-content:center; margin:0 auto 20px;
  animation:gb-pop .4s ease both;
}
@keyframes gb-pop{
  from{transform:scale(.6); opacity:0;}
  to{transform:scale(1); opacity:1;}
}
.gb-thankyou .gb-check svg{width:38px; height:38px;}

/* ---------- Printable visitor card ---------- */
@media print{
  header, .gb-toolbar, .no-print{display:none !important;}
  .gb-card{box-shadow:none; border:1px solid #999;}
}