/* ═══════════════════════════════════════════════════
   LOOPS – Challenges Page (Weekly Goals & Weekly Streaks)
   Page-specific visualisations layered on top of base.css.
   Relies on base.css for :root tokens, reset, typography,
   nav, buttons, tags, cards, FAQ, modals & footer.
═══════════════════════════════════════════════════ */

/* ── HERO NOTE (sits on base.css's light .hero background) ── */
.hero-meta-note { margin-top: 22px; font-size: 13px; color: var(--muted); }

/* ── GOAL PICKER (hero-visual slot: challenge + suggested weekly target) ── */
.goal-picker { display: flex; flex-direction: column; gap: 10px; }
.goal-card {
  display: flex; align-items: center; gap: 18px;
  padding: 16px 18px; border-radius: var(--r-lg);
  border: 1.5px solid var(--border); background: var(--white);
  text-decoration: none; color: inherit;
  box-shadow: 0 2px 10px rgba(0,0,0,0.04);
  transition: border-color 0.2s, transform 0.2s, box-shadow 0.2s;
}
.goal-card:hover { border-color: var(--accent); transform: translateX(4px); box-shadow: 0 8px 24px rgba(0,0,0,0.08); }
.goal-num { font-family: 'Anton', sans-serif; font-size: 34px; letter-spacing: 1px; color: var(--accent-dark); line-height: 1; min-width: 60px; }
.goal-body { flex: 1; min-width: 0; }
.goal-label { font-size: 14px; font-weight: 700; color: var(--black); margin-bottom: 3px; }
.goal-sub { font-size: 12px; color: var(--muted); }
.goal-target {
  margin-left: auto; flex-shrink: 0; text-align: right;
  font-size: 11px; font-weight: 700; letter-spacing: 0.02em;
  padding: 5px 11px; border-radius: 100px; white-space: nowrap;
  background: var(--accent-light); color: var(--accent-dark);
}

/* ── TRUST BAR ── */
.trust-bar { background: var(--accent); padding: 14px 40px; }
.trust-bar-inner { max-width: var(--max-w); margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
.trust-item { display: flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 600; color: #fff; opacity: 0.94; }
.trust-sep { width: 1px; height: 18px; background: rgba(255,255,255,0.3); }

/* ── WHY CHALLENGES WORK – benefit cards ── */
.benefits-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-top: 52px; }
.ben-card {
  background: var(--off); border: 1.5px solid var(--border); border-radius: var(--r-lg); padding: 22px 18px;
  transition: border-color 0.2s, transform 0.2s;
}
.ben-card:hover { border-color: var(--accent); transform: translateY(-3px); }
.ben-icon { font-size: 28px; margin-bottom: 12px; }
.ben-title { font-size: 15px; font-weight: 700; color: var(--black); margin-bottom: 7px; }
.ben-desc { font-size: 13px; color: var(--mid); line-height: 1.6; font-weight: 300; }

/* ── HOW IT WORKS – 4-step timeline ── */
.how-timeline { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; margin-top: 52px; position: relative; }
.how-timeline::before {
  content: ''; position: absolute; top: 20px; left: calc(12.5% + 0px); right: calc(12.5% + 0px);
  height: 2px; background: var(--border); z-index: 0;
}
.how-step { display: flex; flex-direction: column; align-items: center; text-align: center; padding: 0 12px; position: relative; z-index: 1; }
.how-num {
  width: 40px; height: 40px; border-radius: 50%; border: 2px solid var(--border);
  background: var(--white); display: flex; align-items: center; justify-content: center;
  font-family: 'Anton', sans-serif; font-size: 16px; color: var(--black);
  margin-bottom: 16px; transition: background 0.2s, border-color 0.2s;
}
.how-step:hover .how-num { background: var(--black); color: #fff; border-color: var(--black); }
.how-title { font-size: 14px; font-weight: 700; color: var(--black); margin-bottom: 6px; }
.how-desc { font-size: 13px; color: var(--mid); font-weight: 300; line-height: 1.55; }

/* ── WEEKLY TRACKER VISUAL ── */
.tracker-card {
  background: var(--white); border: 1.5px solid var(--border);
  border-radius: var(--r-xl); overflow: hidden;
  box-shadow: 0 8px 36px rgba(0,0,0,0.07);
}
.tc-header { background: var(--black); padding: 18px 24px; display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.tc-title { font-size: 14px; font-weight: 700; color: #fff; }
.tc-badge { font-size: 10px; font-weight: 800; background: var(--accent); color: #fff; padding: 4px 11px; border-radius: 100px; white-space: nowrap; }
.tc-body { padding: 22px 24px; }
.tc-prog-label { display: flex; justify-content: space-between; font-size: 12px; font-weight: 700; color: var(--muted); margin-bottom: 8px; }
.tc-prog-track { height: 8px; background: var(--off2); border-radius: 6px; overflow: hidden; margin-bottom: 20px; }
.tc-prog-fill { height: 100%; border-radius: 6px; background: linear-gradient(90deg, var(--accent), var(--accent-dark)); }
.tc-week { display: grid; grid-template-columns: repeat(7, 1fr); gap: 5px; margin-bottom: 14px; }
.tc-day { text-align: center; }
.tc-day-lbl { font-size: 9px; font-weight: 700; text-transform: uppercase; color: var(--muted); margin-bottom: 5px; }
.tc-dot { width: 30px; height: 30px; border-radius: 8px; margin: 0 auto; display: flex; align-items: center; justify-content: center; font-size: 12px; }
.tc-dot.done { background: var(--black); color: #fff; }
.tc-dot.done-a { background: var(--accent); color: #fff; }
.tc-dot.today { background: var(--accent); color: #fff; box-shadow: 0 0 0 3px var(--accent-light); }
.tc-dot.empty { background: var(--off2); color: var(--muted); font-size: 10px; }
.tc-week-goal-row { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; padding: 10px 14px; background: var(--accent-light); border-radius: var(--r); }
.tc-week-goal-label { font-size: 12px; font-weight: 700; color: var(--accent-dark); }
.tc-week-goal-count { font-family: 'Anton', sans-serif; font-size: 15px; color: var(--accent-dark); letter-spacing: 0.3px; }
.tc-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.tc-stat { background: var(--off); border-radius: 10px; padding: 14px; text-align: center; }
.tc-stat-num { font-family: 'Anton', sans-serif; font-size: 22px; letter-spacing: 0.5px; margin-bottom: 2px; }
.tc-stat-lbl { font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); }
.tc-next { margin-top: 16px; padding-top: 16px; border-top: 1px solid var(--border); display: flex; align-items: center; gap: 12px; }
.tc-next-icon { width: 36px; height: 36px; border-radius: 50%; background: var(--accent); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 13px; flex-shrink: 0; }
.tc-next-title { font-size: 13px; font-weight: 700; color: var(--black); }
.tc-next-meta { font-size: 11px; color: var(--muted); }

/* ── WEEKLY STREAK CALLOUT ── */
.weekly-streak-callout {
  background: var(--off); border: 1.5px solid var(--border);
  border-radius: var(--r-xl); padding: 32px 36px;
  display: flex; align-items: center; gap: 28px; margin-top: 24px;
}
.streak-num { font-family: 'Anton', sans-serif; font-size: 56px; letter-spacing: 1px; color: var(--black); line-height: 1; white-space: nowrap; }
.streak-num span { font-size: 22px; color: var(--accent); }
.streak-title { font-size: 17px; font-weight: 700; color: var(--black); margin-bottom: 5px; }
.streak-desc { font-size: 14px; color: var(--mid); line-height: 1.6; font-weight: 300; }

/* ── SCIENCE BAND ── */
.science-band { background: var(--black); padding: 52px 40px; }
.science-band-inner { max-width: var(--max-w); margin: 0 auto; display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.science-eyebrow { display: flex; align-items: center; gap: 10px; color: var(--accent); }
.science-eyebrow-line { background: var(--accent); width: 20px; height: 2px; border-radius: 2px; display: block; }
.science-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.sci-stat { background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.08); border-radius: var(--r); padding: 20px; }
.sci-stat-num { font-family: 'Anton', sans-serif; font-size: 38px; letter-spacing: 1px; color: var(--accent); line-height: 1; margin-bottom: 6px; }
.sci-stat-lbl { font-size: 12px; color: rgba(255,255,255,0.45); line-height: 1.5; font-weight: 300; }

/* ── CHALLENGE CARDS ── */
.challenges-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 52px; }
.challenge-card {
  border: 1.5px solid var(--border); border-radius: var(--r-xl); overflow: hidden;
  background: var(--white); display: flex; flex-direction: column;
  box-shadow: 0 2px 12px rgba(0,0,0,0.05);
  transition: transform 0.22s, box-shadow 0.22s, border-color 0.22s;
}
.challenge-card:hover { transform: translateY(-5px); box-shadow: 0 16px 48px rgba(0,0,0,0.1); border-color: var(--accent); }

.ch-image { height: 220px; position: relative; overflow: hidden; background: var(--off2); }
.ch-image img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; display: block; }
.ch-image-tint { position: absolute; inset: 0; mix-blend-mode: multiply; }
.ch-image-tint--yoga { background: linear-gradient(135deg, rgba(46,108,163,0.55), rgba(90,178,229,0.25)); }
.ch-image-tint--pilates { background: linear-gradient(135deg, rgba(80,30,100,0.55), rgba(160,80,220,0.25)); }
.ch-image-tint--strength { background: linear-gradient(135deg, rgba(100,20,20,0.6), rgba(220,80,30,0.25)); }
.ch-duration-badge {
  position: absolute; top: 14px; left: 14px; z-index: 1;
  font-size: 12px; font-weight: 800; text-transform: uppercase; letter-spacing: 0.06em;
  padding: 5px 13px; border-radius: 100px;
  background: var(--black); color: #fff;
}
.ch-level-badge {
  position: absolute; top: 14px; right: 14px; z-index: 1;
  font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em;
  padding: 4px 10px; border-radius: 100px; color: #fff;
}

.ch-body { padding: 24px 24px 22px; display: flex; flex-direction: column; flex: 1; }
.ch-category { font-size: 11px; font-weight: 800; text-transform: uppercase; letter-spacing: 0.1em; color: var(--muted); margin-bottom: 8px; }
.ch-title { font-family: 'Anton', sans-serif; font-size: 24px; letter-spacing: 0.3px; line-height: 1.05; color: var(--black); margin-bottom: 10px; }
.ch-desc { font-size: 14px; font-weight: 300; color: var(--mid); line-height: 1.65; margin-bottom: 16px; flex: 1; }

.ch-target {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 12px; font-weight: 700; color: var(--accent-dark);
  background: var(--accent-light); padding: 6px 12px; border-radius: 100px;
  margin-bottom: 16px; width: fit-content;
}

.ch-details { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 20px; }
.ch-detail { display: flex; align-items: center; gap: 5px; font-size: 12px; font-weight: 600; color: var(--mid); background: var(--off); padding: 5px 11px; border-radius: 100px; border: 1px solid var(--border); }

.ch-benefits { display: flex; flex-direction: column; gap: 6px; margin-bottom: 22px; }
.ch-benefit { display: flex; align-items: flex-start; gap: 8px; font-size: 13px; color: var(--black); font-weight: 500; }
.ch-benefit-arrow { color: var(--accent-dark); font-size: 10px; flex-shrink: 0; margin-top: 2px; font-weight: 700; }

.ch-cta {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  background: var(--black); color: #fff; padding: 13px;
  border-radius: 100px; font-size: 14px; font-weight: 700;
  text-decoration: none; transition: opacity 0.2s; margin-top: auto;
}
.ch-cta:hover { opacity: 0.82; }

/* ── COMPARE: random effort vs LOOPS ── */
.compare-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 52px; }
.compare-col { border-radius: var(--r-lg); overflow: hidden; border: 1.5px solid var(--border); }
.compare-header { padding: 16px 22px; font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; }
.compare-col.bad .compare-header { background: var(--red-bg, #fef2f2); color: var(--red); border-bottom: 1px solid #fee2e2; }
.compare-col.good .compare-header { background: var(--accent-light); color: var(--accent-dark); border-bottom: 1px solid #c5e7f8; }
.compare-rows { background: var(--white); }
.compare-row { padding: 13px 22px; display: flex; align-items: center; gap: 10px; border-bottom: 1px solid var(--border); font-size: 14px; color: var(--black); font-weight: 500; }
.compare-row:last-child { border-bottom: none; }
.compare-row .icon { font-size: 14px; flex-shrink: 0; }

/* ── FINAL CTA (before FAQ) ── */
.cta-wrap { padding: 0 40px 100px; }
.cta-inner {
  max-width: var(--max-w); margin: 0 auto;
  background: var(--black); border-radius: var(--r-xl); padding: 72px 64px;
  display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center;
  position: relative; overflow: hidden;
}
.cta-glow { position: absolute; top: -80px; right: -80px; width: 360px; height: 360px; border-radius: 50%; background: radial-gradient(circle, rgba(90,178,229,0.14) 0%, transparent 70%); pointer-events: none; }
.cta-stripe { position: absolute; top: 0; right: 0; bottom: 0; width: 4px; background: var(--accent); }
.cta-left { position: relative; z-index: 1; }
.cta-label { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.12em; color: var(--accent); margin-bottom: 14px; display: flex; align-items: center; gap: 8px; }
.cta-label::before { content: ''; width: 16px; height: 2px; background: var(--accent); border-radius: 2px; }
.cta-inner h2 { color: #fff; margin-bottom: 14px; }
.cta-inner h2 em { color: var(--accent); }
.cta-sub { font-size: 16px; font-weight: 300; color: rgba(255,255,255,0.5); line-height: 1.7; margin-bottom: 34px; max-width: 380px; }
.cta-note { margin-top: 14px; font-size: 12px; color: rgba(255,255,255,0.25); }
.cta-right { position: relative; z-index: 1; display: flex; flex-direction: column; gap: 12px; }
.cta-feat { display: flex; gap: 14px; padding: 16px 18px; background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.08); border-radius: var(--r); }
.cta-feat-check { width: 22px; height: 22px; border-radius: 50%; background: var(--accent-light); border: 1.5px solid var(--accent); display: flex; align-items: center; justify-content: center; font-size: 11px; color: var(--accent-dark); flex-shrink: 0; margin-top: 1px; font-weight: 700; }
.cta-feat-title { font-size: 14px; font-weight: 600; color: #fff; margin-bottom: 2px; }
.cta-feat-desc { font-size: 12px; color: rgba(255,255,255,0.4); font-weight: 300; }

.btn-white { background: #fff; color: var(--black); padding: 14px 30px; border-radius: 100px; font-size: 15px; font-weight: 700; text-decoration: none; display: inline-flex; align-items: center; gap: 8px; box-shadow: 0 4px 20px rgba(0,0,0,0.3); transition: opacity 0.2s, transform 0.15s; }
.btn-white:hover { opacity: 0.9; transform: translateY(-1px); }

/* ═══════════════ RESPONSIVE ═══════════════ */
@media (max-width: 960px) {
  .goal-picker { flex-direction: row; flex-wrap: wrap; }
  .goal-card { flex: 1; min-width: 220px; }
  .benefits-row { grid-template-columns: 1fr 1fr; }
  .how-timeline { grid-template-columns: 1fr 1fr; gap: 24px; }
  .how-timeline::before { display: none; }
  .challenges-grid { grid-template-columns: 1fr; max-width: 480px; margin-left: auto; margin-right: auto; }
  .science-band-inner { grid-template-columns: 1fr; gap: 36px; }
  .compare-grid { grid-template-columns: 1fr; }
  .cta-wrap { padding: 0 24px 72px; }
  .cta-inner { grid-template-columns: 1fr; padding: 48px 36px; gap: 36px; }
  .trust-bar { padding: 14px 24px; }
  .trust-sep { display: none; }
}
@media (max-width: 640px) {
  .benefits-row { grid-template-columns: 1fr; }
  .how-timeline { grid-template-columns: 1fr; }
  .science-stats { grid-template-columns: 1fr 1fr; }
  .goal-picker { flex-direction: column; }
  .goal-card { min-width: 0; }
  .cta-inner { padding: 40px 24px; }
  .weekly-streak-callout { flex-direction: column; align-items: flex-start; gap: 16px; }
  .tc-stats { grid-template-columns: 1fr 1fr; }
  .tc-stats .tc-stat:last-child { grid-column: 1 / -1; }
}