/* /friday-back-challenge/: styles from the WordPress page https://novatools.org/friday-back-challenge/ (ported by scripts/port/port.mjs) */

/* ALL STYLES SCOPED UNDER .fbc-root — safe to embed in any existing page */

.fbc-root {
  --fbc-blue:#5170ff; --fbc-teal:#2dcdb5;
  --fbc-grad:linear-gradient(135deg,#5170ff 0%,#2dcdb5 100%);
  --fbc-ink-1:#0f172a; --fbc-ink-2:#1f2937; --fbc-ink-3:#374151;
  --fbc-ink-4:#475569; --fbc-ink-5:#64748b; --fbc-ink-6:#94a3b8;
  --fbc-ink-7:#cbd5e1; --fbc-ink-8:#e2e8f0; --fbc-ink-9:#edf2f9;
  --fbc-ink-10:#f4f7fb; --fbc-paper:#ffffff; --fbc-navy:#13233d;
  --fbc-r-md:8px; --fbc-r-lg:12px; --fbc-r-xl:16px; --fbc-r-pill:999px;
  --fbc-sh-sm:0 2px 8px rgba(15,23,42,0.07);
  --fbc-sh-md:0 6px 18px rgba(15,23,42,0.08),0 2px 4px rgba(15,23,42,0.04);
  --fbc-sh-lg:0 18px 40px rgba(15,23,42,0.1),0 4px 8px rgba(15,23,42,0.05);
  --fbc-font:'Figtree',-apple-system,sans-serif;
  --fbc-display:'Playfair Display',Georgia,serif;
  --fbc-mono:'JetBrains Mono',monospace;
  font-family:var(--fbc-font); color:var(--fbc-ink-1);
  -webkit-font-smoothing:antialiased; font-size:16px; line-height:1.6;
}
.fbc-root *,.fbc-root *::before,.fbc-root *::after { box-sizing:border-box; margin:0; padding:0; }
.fbc-root a { color:var(--fbc-blue); text-decoration:none; }
.fbc-root a.fbc-btn-primary { color:#ffffff !important; }
.fbc-root a.fbc-btn-primary:hover { color:var(--fbc-blue) !important; }

.fbc-container { max-width:1040px; margin:0 auto; padding:0 32px; }

.fbc-eyebrow {
  display:inline-flex; align-items:center; gap:8px;
  font-size:12px; font-weight:600; letter-spacing:0.12em; text-transform:uppercase;
  color:var(--fbc-blue); margin-bottom:20px;
}
.fbc-eyebrow::before { content:''; width:24px; height:2px; background:var(--fbc-grad); border-radius:2px; }
.fbc-gradient-text { background:var(--fbc-grad); -webkit-background-clip:text; background-clip:text; color:transparent; }

/* HERO */
.fbc-hero { background:var(--fbc-navy); padding:96px 0 0; position:relative; overflow:hidden; }
.fbc-hero-grid {
  position:absolute; inset:0;
  background-image:linear-gradient(rgba(81,112,255,0.07) 1px,transparent 1px),linear-gradient(90deg,rgba(81,112,255,0.07) 1px,transparent 1px);
  background-size:72px 72px;
}
.fbc-hero-blob { position:absolute; border-radius:50%; pointer-events:none; }
.fbc-hero-blob-1 { width:600px; height:600px; top:-200px; right:-150px; background:radial-gradient(circle,rgba(81,112,255,0.14) 0%,transparent 70%); }
.fbc-hero-blob-2 { width:500px; height:500px; bottom:-200px; left:0; background:radial-gradient(circle,rgba(45,205,181,0.08) 0%,transparent 70%); }
.fbc-hero-inner {
  position:relative; z-index:2; max-width:1040px; margin:0 auto; padding:0 32px;
  display:grid; grid-template-columns:1fr auto; gap:64px; align-items:center;
}
.fbc-hero-tag {
  font-family:var(--fbc-mono); font-size:11px; font-weight:500;
  letter-spacing:0.2em; text-transform:uppercase; color:var(--fbc-teal);
  margin-bottom:24px; display:flex; align-items:center; gap:10px;
}
.fbc-hero-tag::before { content:''; width:28px; height:2px; background:var(--fbc-grad); border-radius:2px; }
.fbc-hero h1 {
  font-family:var(--fbc-display); font-size:64px; font-weight:600;
  font-style:italic; line-height:1.0; letter-spacing:-0.02em;
  color:var(--fbc-paper); margin-bottom:28px;
}
.fbc-hero-accent { font-style:normal; }
.fbc-hero-sub { font-size:18px; font-weight:400; color:rgba(255,255,255,0.5); line-height:1.6; max-width:520px; margin-bottom:40px; }
.fbc-hero-sub strong { color:rgba(255,255,255,0.8); font-weight:600; }
.fbc-hero-actions { display:flex; align-items:center; gap:16px; flex-wrap:wrap; }
.fbc-btn-primary {
  background:var(--fbc-grad); color:#ffffff; border:2px solid transparent;
  font-family:var(--fbc-font); font-size:15px; font-weight:700;
  padding:14px 28px; border-radius:var(--fbc-r-pill); cursor:pointer;
  letter-spacing:-0.01em; display:inline-block;
  transition:background .25s, color .25s, border-color .25s;
}
.fbc-btn-primary:hover {
  background:#ffffff; color:var(--fbc-blue);
  border-color:var(--fbc-blue);
}
.fbc-hero-note { font-family:var(--fbc-mono); font-size:12px; color:rgba(255,255,255,0.3); letter-spacing:0.06em; }
.fbc-hero-stat { text-align:center; flex-shrink:0; }
.fbc-hero-stat-num {
  font-family:var(--fbc-font); font-size:120px; font-weight:900;
  line-height:1; letter-spacing:-8px;
  background:var(--fbc-grad); -webkit-background-clip:text; background-clip:text; color:transparent;
}
.fbc-hero-stat-unit { font-family:var(--fbc-mono); font-size:11px; font-weight:500; letter-spacing:0.18em; text-transform:uppercase; color:rgba(255,255,255,0.25); margin-top:-4px; }
.fbc-hero-stat-sub { font-family:var(--fbc-font); font-size:14px; font-weight:600; color:var(--fbc-teal); margin-top:10px; }
.fbc-hero-cal { position:relative; z-index:2; max-width:1040px; margin:56px auto 0; padding:0 32px 0; }
.fbc-hero-cal .fbc-cal-wrap { border-color:rgba(255,255,255,0.08); box-shadow:0 32px 80px rgba(0,0,0,0.5); }
.fbc-hero-cal .fbc-drag-hint { color:rgba(255,255,255,0.3); margin-bottom:0; padding-bottom:64px; }

/* SPOTS BANNER */
.fbc-spots-banner { background:var(--fbc-ink-9); border-bottom:1px solid var(--fbc-ink-8); padding:14px 0; text-align:center; }
.fbc-spots-inner { display:flex; align-items:center; justify-content:center; gap:16px; flex-wrap:wrap; }
.fbc-spots-pill { background:var(--fbc-grad); color:white; font-size:12px; font-weight:700; padding:4px 12px; border-radius:var(--fbc-r-pill); }
.fbc-spots-text { font-size:14px; color:var(--fbc-ink-3); font-weight:500; }

/* HOW IT WORKS */
.fbc-how { padding:96px 0; background:var(--fbc-paper); }
.fbc-section-header { text-align:center; margin-bottom:64px; }
.fbc-section-header h2 { font-family:var(--fbc-font); font-size:38px; font-weight:800; letter-spacing:-0.03em; color:var(--fbc-ink-1); margin-bottom:12px; }
.fbc-section-header p { font-size:17px; color:var(--fbc-ink-4); max-width:500px; margin:0 auto; }
.fbc-steps { display:grid; grid-template-columns:repeat(4,1fr); gap:2px; background:var(--fbc-ink-8); border-radius:var(--fbc-r-xl); overflow:hidden; box-shadow:var(--fbc-sh-sm); }
.fbc-step { background:var(--fbc-paper); padding:32px 28px; position:relative; }
.fbc-step-num { font-family:var(--fbc-mono); font-size:11px; font-weight:500; letter-spacing:0.14em; text-transform:uppercase; color:var(--fbc-blue); margin-bottom:16px; }
.fbc-step-icon { width:44px; height:44px; border-radius:var(--fbc-r-lg); background:var(--fbc-ink-9); display:flex; align-items:center; justify-content:center; margin-bottom:18px; font-size:22px; }
.fbc-step h3 { font-size:16px; font-weight:700; letter-spacing:-0.02em; color:var(--fbc-ink-1); margin-bottom:8px; }
.fbc-step p { font-size:13px; color:var(--fbc-ink-4); line-height:1.6; margin:0; }
.fbc-step-connector { position:absolute; right:-13px; top:50%; transform:translateY(-50%); z-index:2; background:var(--fbc-paper); border:2px solid var(--fbc-ink-8); width:24px; height:24px; border-radius:50%; display:flex; align-items:center; justify-content:center; font-size:12px; color:var(--fbc-ink-5); }
.fbc-step:last-child .fbc-step-connector { display:none; }

/* CALENDAR */
.fbc-cal-wrap { position:relative; border-radius:var(--fbc-r-xl); overflow:hidden; box-shadow:var(--fbc-sh-lg); border:1px solid var(--fbc-ink-8); user-select:none; height:520px; }
.fbc-cal-window { width:100%; height:100%; border-radius:12px; overflow:hidden; background:#f3f4f6; }
.fbc-cal-titlebar { display:flex; align-items:center; gap:8px; background:#f0f0f0; padding:10px 16px; border-bottom:1px solid #e0e0e0; }
.fbc-dot { width:12px; height:12px; border-radius:50%; }
.fbc-dot.fbc-r { background:#ff5f57; }
.fbc-dot.fbc-y { background:#febc2e; }
.fbc-dot.fbc-g { background:#28c840; }
.fbc-cal-title { flex:1; text-align:center; font-size:13px; font-weight:500; color:#9ca3af; letter-spacing:0.02em; }
.fbc-cal-grid { display:grid; grid-template-columns:repeat(5,1fr); gap:1px; background:#e5e7eb; height:calc(100% - 37px); }
.fbc-cal-day { background:white; display:flex; flex-direction:column; }
.fbc-cal-day-header { padding:10px 12px 8px; font-size:11px; font-weight:600; letter-spacing:0.1em; text-transform:uppercase; color:#9ca3af; border-bottom:1px solid #f3f4f6; }
.fbc-cal-day-body { flex:1; padding:8px; display:flex; flex-direction:column; gap:5px; overflow:hidden; }
.fbc-cal-block { border-radius:7px; padding:7px 9px; font-size:11px; font-weight:600; color:white; line-height:1.3; flex-shrink:0; }
.fbc-cal-block.fbc-deep { background:rgba(219,234,254,0.8); color:#3b82f6; border:1.5px dashed #93c5fd; }
.fbc-cal-block.fbc-deep .fbc-time { font-weight:400; font-size:10px; color:#93c5fd; }
.fbc-cal-block.fbc-session  { background:#2dcdb5; }
.fbc-cal-block.fbc-decision { background:transparent; color:#2dcdb5; border:1.5px solid #2dcdb5; font-size:10px; font-weight:700; padding:4px 9px; border-radius:20px; display:inline-flex; align-items:center; gap:4px; align-self:flex-start; }
.fbc-cal-block.fbc-onetone  { background:#4ade80; }
.fbc-cal-block.fbc-orange   { background:#f97316; }
.fbc-cal-block.fbc-purple   { background:#a855f7; }
.fbc-cal-block.fbc-pink     { background:#ec4899; }
.fbc-cal-block.fbc-cyan     { background:#06b6d4; }
.fbc-cal-block.fbc-green    { background:#22c55e; }
.fbc-cal-block.fbc-tall     { flex:1; }
.fbc-cal-block.fbc-sm       { padding:5px 9px; }
.fbc-cal-before,.fbc-cal-after { position:absolute; inset:0; overflow:hidden; }
.fbc-cal-after  { z-index:1; }
.fbc-cal-before { z-index:2; clip-path:inset(0 50% 0 0); }
.fbc-slider-handle { position:absolute; top:0; bottom:0; left:50%; z-index:10; width:3px; background:var(--fbc-navy); cursor:ew-resize; transform:translateX(-50%); }
.fbc-slider-knob { position:absolute; top:50%; left:50%; transform:translate(-50%,-50%); width:40px; height:40px; border-radius:50%; background:var(--fbc-navy); box-shadow:0 4px 16px rgba(15,23,42,0.3); display:flex; align-items:center; justify-content:center; color:white; font-size:14px; font-weight:700; letter-spacing:-2px; }
.fbc-cal-label { position:absolute; top:48px; z-index:5; font-family:var(--fbc-mono); font-size:10px; font-weight:500; letter-spacing:0.14em; text-transform:uppercase; padding:5px 10px; border-radius:var(--fbc-r-pill); }
.fbc-after-label  { left:16px;  background:#ebfaf6; color:#0f766e; }
.fbc-before-label { right:16px; background:#fee2e2; color:#dc2626; }
.fbc-drag-hint { text-align:center; margin-top:16px; font-size:13px; color:var(--fbc-ink-5); display:flex; align-items:center; justify-content:center; gap:8px; }
.fbc-friday-free { margin-top:auto; padding:10px 8px; background:rgba(45,205,181,0.08); border-radius:8px; border:1.5px dashed #2dcdb5; }
.fbc-friday-free-text { font-size:11px; font-weight:700; color:#2dcdb5; text-align:center; }

/* CALCULATOR */
.fbc-calc { margin-top:48px; background:var(--fbc-navy); border-radius:var(--fbc-r-xl); padding:48px; position:relative; overflow:hidden; }
.fbc-calc-glow { position:absolute; width:500px; height:500px; border-radius:50%; background:radial-gradient(circle,rgba(81,112,255,0.12) 0%,transparent 70%); top:-150px; right:-100px; pointer-events:none; }
.fbc-calc-top { display:grid; grid-template-columns:1fr auto; gap:32px; align-items:center; margin-bottom:36px; }
.fbc-calc-top h3 { font-size:22px; font-weight:700; color:white; letter-spacing:-0.02em; margin-bottom:6px; }
.fbc-calc-top p { font-size:14px; color:rgba(255,255,255,0.4); margin:0; }
.fbc-calc-input-wrap { display:flex; align-items:center; gap:12px; background:rgba(255,255,255,0.06); border:1px solid rgba(255,255,255,0.1); border-radius:var(--fbc-r-lg); padding:12px 20px; flex-shrink:0; }
.fbc-calc-input-wrap label { font-family:var(--fbc-mono); font-size:11px; letter-spacing:0.14em; text-transform:uppercase; color:rgba(255,255,255,0.4); white-space:nowrap; }
.fbc-calc-num-input { background:none; border:none; outline:none; font-family:var(--fbc-font); font-size:28px; font-weight:800; color:white; width:80px; text-align:center; letter-spacing:-0.02em; }
.fbc-calc-btn { background:rgba(255,255,255,0.08); border:1px solid rgba(255,255,255,0.12); border-radius:6px; color:rgba(255,255,255,0.6); width:28px; height:28px; display:flex; align-items:center; justify-content:center; cursor:pointer; font-size:18px; font-weight:300; transition:background .15s; user-select:none; }
.fbc-calc-btn:hover { background:rgba(255,255,255,0.15); }
.fbc-calc-cards { display:grid; grid-template-columns:repeat(3,1fr); gap:16px; }
.fbc-calc-card { background:rgba(255,255,255,0.04); border:1px solid rgba(255,255,255,0.08); border-radius:var(--fbc-r-lg); padding:24px; }
.fbc-calc-card-label { font-family:var(--fbc-mono); font-size:10px; letter-spacing:0.14em; text-transform:uppercase; color:rgba(255,255,255,0.35); margin-bottom:12px; }
.fbc-calc-card-value { font-family:var(--fbc-font); font-size:36px; font-weight:900; letter-spacing:-0.03em; background:var(--fbc-grad); -webkit-background-clip:text; background-clip:text; color:transparent; line-height:1; margin-bottom:6px; }
.fbc-calc-card-sub { font-size:13px; color:rgba(255,255,255,0.4); line-height:1.5; }
.fbc-calc-assumptions { margin-top:20px; font-family:var(--fbc-mono); font-size:11px; color:rgba(255,255,255,0.2); letter-spacing:0.04em; display:flex; gap:20px; flex-wrap:wrap; }
.fbc-calc-assumptions span::before { content:'· '; }
.fbc-calc-assumptions span:first-child::before { content:''; }

/* Q&A */
.fbc-qa { padding:80px 0; background:var(--fbc-ink-10); }
.fbc-qa-list { display:flex; flex-direction:column; gap:2px; background:var(--fbc-ink-8); border-radius:var(--fbc-r-xl); overflow:hidden; }
.fbc-qa-item { background:var(--fbc-paper); padding:0; }
.fbc-qa-q {
  width:100%; text-align:left; background:none; border:none; cursor:pointer;
  padding:28px 32px; display:flex; align-items:center; justify-content:space-between;
  font-family:var(--fbc-font); font-size:18px; font-weight:700; color:var(--fbc-ink-1);
  letter-spacing:-0.02em; gap:16px; transition:background .15s;
}
.fbc-qa-q:hover { background:var(--fbc-ink-10); }
.fbc-qa-q.fbc-open { color:var(--fbc-blue); }
.fbc-qa-arrow { font-size:20px; flex-shrink:0; transition:transform .2s; color:var(--fbc-ink-6); }
.fbc-qa-q.fbc-open .fbc-qa-arrow { transform:rotate(45deg); color:var(--fbc-blue); }
.fbc-qa-body { display:none; padding:0 32px 28px; }
.fbc-qa-body.fbc-open { display:block; }
.fbc-qa-body p { font-size:15px; color:var(--fbc-ink-3); line-height:1.75; margin-bottom:16px; }
.fbc-qa-body p:last-child { margin-bottom:0; }
.fbc-qa-commits { display:flex; flex-direction:column; gap:12px; margin-top:4px; }
.fbc-qa-commit { display:flex; gap:14px; align-items:start; }
.fbc-qa-commit-num { width:28px; height:28px; border-radius:50%; flex-shrink:0; background:var(--fbc-grad); display:flex; align-items:center; justify-content:center; font-size:12px; font-weight:700; color:white; margin-top:1px; }
.fbc-qa-commit-text { font-size:14px; color:var(--fbc-ink-3); line-height:1.6; }
.fbc-qa-commit-text strong { color:var(--fbc-ink-1); font-weight:700; display:block; margin-bottom:2px; }

/* FORM */
.fbc-form-section { padding:96px 0; background:var(--fbc-ink-10); }
.fbc-form-wrap { max-width:680px; margin:0 auto; background:var(--fbc-paper); border-radius:var(--fbc-r-xl); border:1px solid var(--fbc-ink-8); box-shadow:var(--fbc-sh-md); overflow:hidden; }
.fbc-form-header { background:var(--fbc-navy); padding:32px 40px; }
.fbc-form-header h3 { font-family:var(--fbc-display); font-size:28px; font-weight:600; font-style:italic; color:white; margin-bottom:6px; letter-spacing:-0.02em; }
.fbc-form-header p { font-size:14px; color:rgba(255,255,255,0.45); margin:0; }
.fbc-form-body { padding:40px; }
.fbc-form-row { margin-bottom:24px; }
.fbc-form-row label { display:block; font-size:13px; font-weight:600; color:var(--fbc-ink-2); margin-bottom:8px; }
.fbc-root input[type="text"],.fbc-root input[type="email"] {
  width:100%; padding:12px 16px; border:1.5px solid var(--fbc-ink-8); border-radius:var(--fbc-r-lg);
  font-family:var(--fbc-font); font-size:15px; color:var(--fbc-ink-1);
  background:var(--fbc-paper); outline:none; transition:border-color .2s;
}
.fbc-root input[type="text"]:focus,.fbc-root input[type="email"]:focus { border-color:var(--fbc-blue); box-shadow:0 0 0 3px rgba(81,112,255,0.1); }
.fbc-radio-group { display:flex; flex-direction:column; gap:8px; }
.fbc-radio-row { display:flex; align-items:center; gap:10px; padding:12px 16px; border:1.5px solid var(--fbc-ink-8); border-radius:var(--fbc-r-lg); cursor:pointer; transition:border-color .15s,background .15s; }
.fbc-radio-row:hover { border-color:var(--fbc-ink-6); background:var(--fbc-ink-10); }
.fbc-root input[type="radio"] { accent-color:var(--fbc-blue); width:16px; height:16px; flex-shrink:0; margin:0; vertical-align:middle; }
.fbc-radio-row span { font-size:14px; color:var(--fbc-ink-2); font-weight:500; line-height:1; }
.fbc-form-divider { border:none; border-top:1px solid var(--fbc-ink-9); margin:32px 0; }
.fbc-submit-row { margin-top:32px; }
.fbc-submit-btn { width:100%; background:var(--fbc-grad); color:white; border:none; font-family:var(--fbc-font); font-size:16px; font-weight:800; padding:16px 28px; border-radius:var(--fbc-r-pill); cursor:pointer; letter-spacing:-0.02em; transition:opacity .2s; }
.fbc-submit-btn:hover { opacity:0.88; }
.fbc-form-fine { font-size:12px; color:var(--fbc-ink-5); text-align:center; margin-top:16px; line-height:1.6; }
.fbc-success { display:none; text-align:center; padding:40px 24px; }
.fbc-success-icon { font-size:48px; margin-bottom:16px; }
.fbc-success h4 { font-size:22px; font-weight:700; color:var(--fbc-ink-1); letter-spacing:-0.02em; margin-bottom:8px; }
.fbc-success p { font-size:15px; color:var(--fbc-ink-4); margin:0; }

/* RESPONSIVE */
@media (max-width:768px) {
  .fbc-hero-inner { grid-template-columns:1fr; gap:40px; }
  .fbc-hero h1 { font-size:44px; }
  .fbc-hero-stat-num { font-size:80px; }
  .fbc-steps { grid-template-columns:1fr 1fr; }
  .fbc-form-body { padding:28px 24px; }
}