/* ==========================================================================
   PlayGuitar v3 — Courses Shop / Catalog Homepage (BODY only)
   Ported from design/od-homepage/screens/desktop.html (2026-05-29).

   Shared chrome (header/footer/base/buttons) lives in marketing.css under
   .pg-market (the shop body carries both .pg-market and .pg-shop). This file
   holds ONLY the catalog body, scoped under .pg-shop. Tokens-only.
   ========================================================================== */

/* ---- Hero ---- */
.pg-shop .hero { padding: var(--space-16) 0 var(--space-20); background: var(--paper); }
.pg-shop .hero-grid { display: grid; grid-template-columns: 1.15fr 1fr; gap: var(--space-16); align-items: center; }
.pg-shop .hero h1 { font-size: var(--h1); font-weight: var(--weight-semibold); margin: 0 0 var(--space-6) 0; max-width: 17ch; }
.pg-shop .hero-sub { font-size: var(--text-lg); line-height: var(--leading-loose); color: var(--ink-body); max-width: 36ch; margin: 0 0 var(--space-8) 0; }
.pg-shop .hero-secondary { display: flex; align-items: baseline; gap: var(--space-3); font-size: var(--text-base); color: var(--ink-muted); }
.pg-shop .hero-secondary a { color: var(--brand); text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: 4px; font-weight: var(--weight-medium); }
.pg-shop .hero-secondary a:hover { color: var(--brand-hover); }
.pg-shop .hero-photo { position: relative; border-radius: var(--radius-lg); overflow: hidden; background: var(--paper-deep); aspect-ratio: 4/5; box-shadow: var(--shadow-md); }
.pg-shop .hero-photo img { width: 100%; height: 100%; object-fit: cover; object-position: center top; }

/* ---- Featured promo (conditional; binds to pg_active_promo filter) ---- */
.pg-shop .promo { background: var(--paper-hero); border-top: 1px solid var(--hairline); border-bottom: 1px solid var(--hairline); padding: var(--space-12) 0; }
.pg-shop .promo-card { background: var(--paper); border-radius: var(--radius-lg); border: 1px solid var(--hairline); box-shadow: var(--shadow-md); overflow: hidden; display: grid; grid-template-columns: 1fr 1.2fr; }
.pg-shop .promo-photo { position: relative; background: var(--paper-deep); min-height: 360px; }
.pg-shop .promo-photo img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.pg-shop .promo-body { padding: var(--space-10); display: flex; flex-direction: column; justify-content: center; gap: var(--space-5); }
.pg-shop .promo-title { font-size: var(--text-3xl); font-weight: var(--weight-semibold); line-height: var(--leading-tight); }
.pg-shop .promo-tag { font-size: var(--text-lg); color: var(--ink-body); line-height: var(--leading-snug); max-width: 44ch; }
.pg-shop .countdown { background: var(--brand-wash); border: 1px solid var(--brand-soft); border-radius: var(--radius-md); padding: var(--space-4) var(--space-5); display: flex; align-items: center; gap: var(--space-5); flex-wrap: wrap; }
.pg-shop .countdown-label { font-size: var(--text-sm); color: var(--ink-muted); font-weight: var(--weight-medium); }
.pg-shop .countdown-timer { display: flex; gap: var(--space-3); font-variant-numeric: tabular-nums; font-family: var(--font-heading); }
.pg-shop .countdown-cell { display: flex; flex-direction: column; align-items: center; min-width: 42px; }
.pg-shop .countdown-num { font-size: var(--text-xl); font-weight: var(--weight-semibold); color: var(--brand-strong); line-height: 1; }
.pg-shop .countdown-unit { font-size: 0.625rem; text-transform: uppercase; letter-spacing: var(--track-eyebrow); color: var(--ink-muted); margin-top: 4px; }
.pg-shop .promo-price-row { display: flex; align-items: center; gap: var(--space-4); }
.pg-shop .price-reg { font-family: var(--font-heading); font-size: var(--text-xl); color: var(--ink-muted); text-decoration: line-through; text-decoration-color: var(--ink-muted); text-decoration-thickness: 1.5px; }
.pg-shop .price-sale-slot { font-family: var(--font-heading); font-size: var(--text-2xl); font-weight: var(--weight-semibold); color: var(--brand-strong); min-width: 96px; height: 40px; display: inline-flex; align-items: center; justify-content: center; }
.pg-shop .promo-cta { align-self: flex-start; }

/* ---- Trust strip ---- */
.pg-shop .trust-strip { background: var(--paper); border-bottom: 1px solid var(--hairline); padding: var(--space-5) 0; text-align: center; }
.pg-shop .trust-strip p { font-size: var(--text-sm); color: var(--ink-muted); line-height: var(--leading-snug); }

/* ---- Filter tabs ---- */
.pg-shop .filter-section { background: var(--paper); padding: var(--space-12) 0 var(--space-6); }
.pg-shop .filter-row { display: flex; flex-wrap: wrap; gap: var(--space-2); border-bottom: 1px solid var(--hairline); padding-bottom: var(--space-4); }
.pg-shop .filter-tab { background: none; border: 0; padding: var(--space-3) var(--space-5); font-family: var(--font-body); font-size: var(--text-base); font-weight: var(--weight-medium); color: var(--ink-muted); cursor: pointer; position: relative; transition: color var(--transition-fast); border-radius: var(--radius-sm); }
.pg-shop .filter-tab:hover { color: var(--ink-heading); }
.pg-shop .filter-tab.is-active { color: var(--accent); }
.pg-shop .filter-tab.is-active::after { content: ""; position: absolute; left: var(--space-5); right: var(--space-5); bottom: calc(-1 * var(--space-4) - 1px); height: 2px; background: var(--accent); }

/* ---- Course grid + cards (the inherited card pattern) ---- */
.pg-shop .grid-section { background: var(--paper); padding: var(--space-8) 0 var(--space-16); }
.pg-shop .course-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-8); }
.pg-shop .course-card { background: var(--paper); border: 1px solid var(--hairline); border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-sm); display: flex; flex-direction: column; transition: transform var(--transition-fast), box-shadow var(--transition-fast); margin: 0; padding: 0; }
.pg-shop .course-card.is-hidden { display: none; }
.pg-shop .course-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.pg-shop .card-photo { position: relative; aspect-ratio: 16/10; background: var(--paper-deep); overflow: hidden; }
.pg-shop .card-photo img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform 400ms ease; }
.pg-shop .course-card:hover .card-photo img { transform: scale(1.04); }
.pg-shop .card-photo::after { content: ""; position: absolute; inset: 0; background: linear-gradient(to top, rgba(0,0,0,0.78) 0%, rgba(0,0,0,0.55) 22%, rgba(0,0,0,0.15) 45%, rgba(0,0,0,0) 60%); pointer-events: none; }
.pg-shop .difficulty-pill { position: absolute; top: var(--space-3); left: var(--space-3); background: var(--paper); color: var(--ink-body); font-size: var(--text-xs); font-weight: var(--weight-semibold); padding: 4px 10px; border-radius: var(--radius-pill); letter-spacing: 0.02em; z-index: 2; }
.pg-shop .card-title { position: absolute; bottom: var(--space-5); left: var(--space-5); right: var(--space-5); color: var(--on-dark); font-family: var(--font-heading); font-size: var(--text-xl); font-weight: var(--weight-semibold); line-height: var(--leading-tight); letter-spacing: var(--track-tight); z-index: 2; text-shadow: 0 1px 2px rgba(0,0,0,0.3); margin: 0; }
.pg-shop .card-title a { color: inherit; text-decoration: none; }
.pg-shop .card-title a:hover { text-decoration: underline; text-underline-offset: 3px; }
.pg-shop .card-body { padding: var(--space-6); display: flex; flex-direction: column; gap: var(--space-3); flex: 1; }
.pg-shop .card-tagline { font-size: var(--text-base); color: var(--ink-body); line-height: var(--leading-snug); flex: 1; }
.pg-shop .card-reviews { font-size: var(--text-sm); color: var(--ink-muted); }
.pg-shop .card-cta-row { display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); margin-top: var(--space-2); }
.pg-shop .card-price { font-family: var(--font-heading); font-size: var(--text-lg); font-weight: var(--weight-semibold); color: var(--ink-heading); background: var(--paper-tint); padding: 4px 12px; border-radius: var(--radius-sm); border: 1px solid var(--hairline); }
.pg-shop .card-free { font-size: var(--text-sm); color: var(--brand-strong); text-decoration: underline; text-decoration-thickness: 1.5px; text-underline-offset: 3px; margin-top: var(--space-1); align-self: flex-start; font-weight: var(--weight-medium); }
.pg-shop .card-free:hover { color: var(--brand-hover); }

/* ---- Roadmap band ---- */
.pg-shop .roadmap { background: var(--paper-hero); border-top: 1px solid var(--hairline); border-bottom: 1px solid var(--hairline); padding: var(--space-16) 0; text-align: center; }
.pg-shop .roadmap-inner { max-width: 720px; margin: 0 auto; }
.pg-shop .roadmap h2 { font-size: var(--h2); font-weight: var(--weight-semibold); margin-bottom: var(--space-5); }
.pg-shop .roadmap p { font-size: var(--text-md); line-height: var(--leading-loose); color: var(--ink-body); margin-bottom: var(--space-8); }

/* ---- Guarantee (dark-green anchor) ---- */
.pg-shop .guarantee { background: var(--accent-deep); color: var(--on-dark); padding: var(--space-16) 0; text-align: center; }
.pg-shop .guarantee-inner { max-width: 680px; margin: 0 auto; }
.pg-shop .guarantee .eyebrow { color: var(--on-dark-muted); }
.pg-shop .guarantee .eyebrow::before { background: var(--on-dark-muted); }
.pg-shop .guarantee h2 { color: var(--on-dark); font-size: var(--h2); font-weight: var(--weight-semibold); margin-bottom: var(--space-6); }
.pg-shop .guarantee p { font-size: var(--text-md); line-height: var(--leading-loose); color: var(--on-dark-muted); margin-bottom: var(--space-8); }
.pg-shop .guarantee-link { color: var(--on-dark); text-decoration: underline; text-decoration-thickness: 1.5px; text-underline-offset: 4px; font-size: var(--text-base); font-weight: var(--weight-medium); }
.pg-shop .guarantee-link:hover { color: var(--on-dark); opacity: 0.85; }

/* ---- Responsive ---- */
@media (max-width: 1024px) {
  .pg-shop .course-grid { grid-template-columns: repeat(2, 1fr); }
  .pg-shop .promo-card { grid-template-columns: 1fr 1.1fr; }
}
@media (max-width: 768px) {
  .pg-shop .hero { padding: var(--space-12) 0; }
  .pg-shop .hero-grid { grid-template-columns: 1fr; gap: var(--space-8); }
  .pg-shop .hero-photo { order: -1; aspect-ratio: 5/6; max-width: 280px; margin: 0 auto; }
  .pg-shop .hero h1 { font-size: clamp(1.875rem, 7vw, 2.5rem); }
  .pg-shop .promo-card { grid-template-columns: 1fr; }
  .pg-shop .promo-photo { aspect-ratio: 16/10; min-height: 0; }
  .pg-shop .promo-body { padding: var(--space-8); }
  .pg-shop .promo-title { font-size: var(--text-2xl); }
  .pg-shop .course-grid { grid-template-columns: 1fr; gap: var(--space-6); }
  .pg-shop .filter-tab { padding: var(--space-3); font-size: var(--text-sm); }
  .pg-shop .filter-tab.is-active::after { left: var(--space-3); right: var(--space-3); }
  .pg-shop .roadmap, .pg-shop .guarantee { padding: var(--space-12) 0; }
}
@media (prefers-reduced-motion: reduce) {
  .pg-shop *, .pg-shop *::before, .pg-shop *::after { transition: none !important; animation: none !important; }
}