/* ============================================================
   GraceCore: full-body workouts + nutrition (US / credit card)
   Style: Warm Boutique / Editorial. Blush cream bg, near-black ink,
   rose accent, serif display headings, clean sans body.
   ============================================================ */

:root {
  --accent:      #f43f5e;
  --accent-2:    #e11d48;
  --accent-3:    #be123c;
  --accent-soft: rgba(244, 63, 94, 0.10);
  --ink:         #111827;
  --bg:          #fdf6f6;
  --surface:     #ffffff;
  --surface-2:   #fbedf0;
  --fg:          #1b1d24;
  --muted:       #6b6a72;
  --border:      #f0e3e6;
  --gold:        #c9a24b;
  --footer-bg:   #141013;
  --footer-fg:   #e7dcdf;
  --footer-mut:  #94868c;
  --radius:      14px;
  --radius-sm:   10px;
  --radius-pill: 999px;
  --shadow:      0 14px 34px -18px rgba(40, 12, 20, 0.28);
  --shadow-soft: 0 8px 22px -12px rgba(40, 12, 20, 0.18);
  --shadow-hover:0 22px 46px -20px rgba(244, 63, 94, 0.40);
  --serif:       ui-serif, Georgia, "Times New Roman", "Playfair Display", serif;
  --sans:        -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --type-lg:     clamp(2.6rem, 6vw, 5rem);
  --type-md:     clamp(1.7rem, 3.2vw, 2.6rem);
  --type-sm:     clamp(1.15rem, 2vw, 1.4rem);
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--sans);
  font-size: 1rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--accent-2); text-decoration: none; }
a:hover { text-decoration: underline; }
a:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }

/* ── Layout ── */
.container { width: min(1180px, 92vw); margin-inline: auto; }
section { padding-block: clamp(3.25rem, 7vw, 6rem); }

/* ── Typography ── */
h1, h2, h3 { font-family: var(--serif); font-weight: 700; line-height: 1.1; letter-spacing: -0.01em; color: var(--ink); }
h1 { font-size: var(--type-lg); }
h2 { font-size: var(--type-md); margin-bottom: 1rem; }
h3 { font-size: var(--type-sm); margin-bottom: 0.5rem; }
p  { max-width: 66ch; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 0.55rem;
  font-family: var(--sans); font-size: 0.72rem; font-weight: 800; letter-spacing: 0.22em;
  text-transform: uppercase; color: var(--accent-2); margin-bottom: 1rem;
}
.eyebrow::before { content: ""; width: 26px; height: 1.5px; background: currentColor; }
.tag {
  display: inline-block; background: var(--accent-soft); color: var(--accent-2);
  font-family: var(--sans); font-size: 0.72rem; font-weight: 800; letter-spacing: 0.1em; text-transform: uppercase;
  padding: 0.35em 0.9em; border-radius: var(--radius-pill); margin-bottom: 1rem;
}

/* ── Buttons ── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  font-family: var(--sans); font-weight: 800; font-size: 0.82rem; letter-spacing: 0.12em; text-transform: uppercase;
  padding: 1em 2.1em; border-radius: var(--radius-pill); cursor: pointer;
  transition: background 0.2s, color 0.2s, transform 0.15s, box-shadow 0.2s, border-color 0.2s;
}
.btn-primary { background: var(--accent); color: #fff; box-shadow: 0 12px 26px -12px rgba(244, 63, 94, 0.65); }
.btn-primary:hover { background: var(--accent-2); text-decoration: none; transform: translateY(-2px); box-shadow: var(--shadow-hover); }
.btn-ghost { background: transparent; color: var(--ink); border: 1.5px solid var(--ink); }
.btn-ghost:hover { background: var(--ink); color: #fff; text-decoration: none; }
.btn-outline-light { background: transparent; color: #fff; border: 1.5px solid rgba(255,255,255,0.85); }
.btn-outline-light:hover { background: #fff; color: var(--ink); text-decoration: none; }
.btn-lg { font-size: 0.9rem; padding: 1.05em 2.6em; }

/* ── HEADER ── */
#site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(253, 246, 246, 0.92);
  backdrop-filter: saturate(1.3) blur(10px);
  border-bottom: 1px solid var(--border);
}
.header-inner { display: flex; align-items: center; gap: 1.25rem; padding-block: 0.9rem; }
.wordmark { display: inline-flex; align-items: center; margin-right: auto; line-height: 1; }
.wordmark:hover { text-decoration: none; }
.wordmark img { height: 30px; width: auto; }
.nav-toggle {
  display: none; background: none; border: 1px solid var(--border);
  color: var(--ink); font-size: 1.2rem; padding: 0.3em 0.6em; cursor: pointer; border-radius: var(--radius-sm);
}
.nav-toggle:focus-visible { outline: 2px solid var(--accent); }
nav ul { display: flex; gap: 1.7rem; list-style: none; align-items: center; }
nav ul li a {
  color: var(--fg); font-size: 0.8rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase;
  transition: color 0.2s;
}
nav ul li a:hover, nav ul li a:focus-visible { color: var(--accent-2); text-decoration: none; }
.nav-cta { color: #fff !important; background: var(--accent); padding: 0.6em 1.3em; border-radius: var(--radius-pill); box-shadow: 0 8px 20px -10px rgba(244,63,94,0.6); }
.nav-cta:hover { background: var(--accent-2); transform: translateY(-1px); }

/* ── HERO ── */
#hero { position: relative; color: #fff; overflow: hidden; }
.hero-media { position: absolute; inset: 0; z-index: 0; }
.hero-media img { width: 100%; height: 100%; object-fit: cover; object-position: center 30%; }
.hero-media::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(17,10,13,0.86) 0%, rgba(17,10,13,0.55) 45%, rgba(17,10,13,0.25) 100%);
}
.hero-inner { position: relative; z-index: 1; padding-block: clamp(5rem, 16vw, 11rem); }
.hero-eyebrow { color: rgba(255,255,255,0.82); letter-spacing: 0.3em; }
.hero-eyebrow::before { background: var(--accent); }
.hero-title {
  font-family: var(--sans); font-weight: 900; text-transform: uppercase;
  font-size: clamp(2.8rem, 8vw, 6rem); line-height: 0.98; letter-spacing: -0.02em; color: #fff;
}
.hero-title span { display: block; }
.hero-title .l2 { color: rgba(255,255,255,0.85); }
.hero-title .l3 { color: var(--accent); }
.hero-caption {
  margin-top: 1.6rem; max-width: 42ch; font-size: clamp(1.02rem, 1.7vw, 1.2rem);
  color: rgba(255,255,255,0.92);
}
.hero-caption strong { display: block; font-weight: 800; letter-spacing: 0.02em; margin-bottom: 0.25rem; }
.hero-cta { margin-top: 2.2rem; display: flex; gap: 0.9rem; flex-wrap: wrap; }

/* ── GOALS (checklist) ── */
#goals { background: var(--surface); border-bottom: 1px solid var(--border); }
.goals-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 3rem; align-items: center; }
.goals-copy p { color: var(--muted); margin-top: 0.5rem; }
.check-list { list-style: none; display: flex; flex-direction: column; gap: 1rem; }
.check-list li { display: flex; gap: 0.85rem; align-items: flex-start; font-size: 1.05rem; color: var(--fg); }
.check-list .ck {
  flex-shrink: 0; width: 28px; height: 28px; border-radius: 50%;
  background: var(--accent-soft); color: var(--accent-2);
  display: inline-flex; align-items: center; justify-content: center; margin-top: 2px;
}
.check-list .ck svg { width: 16px; height: 16px; }
.goals-figure { position: relative; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.goals-figure img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }

/* ── LIBRARY (workout tiles) ── */
#library { background: var(--bg); }
.section-head { max-width: 640px; margin-bottom: 2.6rem; }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head p { color: var(--muted); margin-top: 0.4rem; }
.lib-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.1rem; }
.lib-tile {
  position: relative; aspect-ratio: 3/4; border-radius: var(--radius); overflow: hidden;
  background: #14100f; box-shadow: var(--shadow-soft);
}
.lib-tile img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.lib-tile::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(17,10,13,0.92) 6%, rgba(17,10,13,0.15) 60%, transparent 100%);
}
.lib-tile::before {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 3px; z-index: 2;
  background: var(--accent); transform: scaleX(0); transform-origin: left; transition: transform 0.3s ease;
}
.lib-tile:hover::before { transform: scaleX(1); }
.lib-tile:hover img { transform: scale(1.06); }
.lib-name { position: absolute; left: 1rem; bottom: 1.7rem; z-index: 2; color: #fff; font-family: var(--serif); font-weight: 700; font-size: 1.25rem; }
.lib-meta { position: absolute; left: 1rem; bottom: 1rem; z-index: 2; color: rgba(255,255,255,0.72); font-size: 0.78rem; font-weight: 600; letter-spacing: 0.04em; text-transform: uppercase; }
.lib-hit { position: absolute; inset: 0; z-index: 3; border: none; background: transparent; cursor: pointer; }
.lib-hit:focus-visible { outline: 3px solid var(--accent); outline-offset: -3px; }
.lib-cta { text-align: center; margin-top: 2.6rem; }

/* ── BENEFITS ── */
#benefits { background: var(--surface); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.benefit-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; }
.benefit {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 2rem 1.7rem; box-shadow: var(--shadow-soft); transition: transform 0.18s, box-shadow 0.2s;
}
.benefit:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.benefit-ico { width: 52px; height: 52px; border-radius: 14px; background: var(--surface-2); color: var(--accent-2); display: flex; align-items: center; justify-content: center; margin-bottom: 1.1rem; }
.benefit-ico svg { width: 26px; height: 26px; }
.benefit h3 { font-size: 1.25rem; margin-bottom: 0.4rem; }
.benefit p { color: var(--muted); font-size: 0.94rem; max-width: none; }

/* ── NUTRITION ── */
#nutrition { background: var(--surface-2); }
.nutri-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; }
.nutri-copy p { color: var(--muted); margin-top: 0.5rem; }
.nutri-copy .check-list { margin-top: 1.5rem; }
.nutri-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }
.recipe {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  overflow: hidden; box-shadow: var(--shadow-soft);
}
.recipe img { width: 100%; aspect-ratio: 3/2; object-fit: cover; }
.recipe-body { padding: 1rem 1.1rem 1.2rem; }
.recipe-kicker { font-size: 0.68rem; font-weight: 800; letter-spacing: 0.1em; text-transform: uppercase; color: var(--accent-2); }
.recipe h3 { font-size: 1.05rem; margin: 0.35rem 0 0; }
.recipe p { color: var(--muted); font-size: 0.86rem; margin-top: 0.3rem; max-width: none; }

/* ── SHOWCASE (video) ── */
#showcase { background: var(--ink); color: #fff; }
.showcase-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 3rem; align-items: center; }
.showcase-copy .eyebrow { color: #f7a8b6; }
.showcase-copy h2 { color: #fff; }
.showcase-copy p { color: rgba(255,255,255,0.78); margin-top: 0.5rem; }
.showcase-copy .btn { margin-top: 1.6rem; }
.showcase-video { border-radius: var(--radius); overflow: hidden; box-shadow: 0 30px 60px -25px rgba(0,0,0,0.7); background: #000; border: 1px solid rgba(255,255,255,0.1); }
.showcase-video video { width: 100%; display: block; aspect-ratio: 16/9; object-fit: cover; background: #000; }

/* ── PRICING ── */
#pricing { background: var(--bg); }
.pricing-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 3.5rem; align-items: center; }
.pricing-copy h2 { margin-bottom: 1rem; }
.pricing-copy p { color: var(--muted); }
.pricing-copy-note { margin-top: 1rem; }
.pricing-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: 20px;
  padding: 2.6rem 2.2rem; box-shadow: var(--shadow); text-align: center; position: relative; overflow: hidden;
}
.pricing-card::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 6px; background: linear-gradient(90deg, var(--accent), var(--accent-3)); }
.plan-name { font-size: 0.74rem; font-weight: 800; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); margin-bottom: 1.2rem; }
.price-trial { display: inline-block; background: var(--ink); color: #fff; font-size: 0.72rem; font-weight: 800; text-transform: uppercase; letter-spacing: 0.06em; padding: 0.4em 1em; border-radius: var(--radius-pill); margin-bottom: 1.2rem; }
.price-amount { font-family: var(--serif); font-size: 3.4rem; font-weight: 700; color: var(--ink); line-height: 1; }
.price-amount span { font-family: var(--sans); font-size: 1rem; font-weight: 700; color: var(--muted); }
.price-cadence { font-size: 0.9rem; color: var(--muted); margin-top: 0.4rem; }
.pricing-card .btn { margin-top: 1.6rem; width: 100%; }
.billing-note { font-size: 0.82rem; color: var(--muted); line-height: 1.6; border-top: 1px solid var(--border); padding-top: 1.2rem; margin-top: 1.4rem; text-align: left; }
.pricing-list { list-style: none; margin-top: 1.5rem; display: flex; flex-direction: column; gap: 0.75rem; }
.pricing-list li { display: flex; gap: 0.7rem; align-items: flex-start; color: var(--fg); font-size: 0.98rem; }
.pricing-list svg { width: 20px; height: 20px; color: var(--accent-2); flex-shrink: 0; margin-top: 3px; }

/* ── FAQ ── */
#faq { background: var(--surface); border-top: 1px solid var(--border); }
.faq-list { max-width: 760px; margin: 0 auto; display: flex; flex-direction: column; gap: 0.85rem; }
.faq-item { border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--surface); overflow: hidden; }
.faq-q { width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 1rem; background: none; border: none; cursor: pointer; font-family: var(--sans); text-align: left; padding: 1.2rem 1.4rem; font-size: 1rem; font-weight: 700; color: var(--ink); }
.faq-q:hover { color: var(--accent-2); }
.faq-q:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; }
.faq-q::after { content: "+"; font-size: 1.4rem; font-weight: 400; color: var(--accent-2); flex-shrink: 0; }
.faq-q[aria-expanded="true"]::after { content: "−"; }
.faq-a { display: none; padding: 0 1.4rem 1.3rem; color: var(--muted); font-size: 0.94rem; }
.faq-a p { max-width: none; }

/* ── DISCLAIMER ── */
#disclaimer { background: var(--bg); border-top: 1px solid var(--border); }
.disclaimer-box { background: var(--surface); border: 1px solid var(--border); border-left: 4px solid var(--accent); border-radius: var(--radius-sm); padding: 1.9rem 1.7rem; font-size: 0.85rem; color: var(--muted); line-height: 1.7; }
.disclaimer-label { font-size: 0.7rem; font-weight: 800; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink); margin-bottom: 0.7rem; }

/* ── FOOTER ── */
#site-footer { background: var(--footer-bg); color: var(--footer-mut); padding-block: 3.5rem 2rem; font-size: 0.9rem; }
.footer-inner { display: grid; grid-template-columns: 1.7fr 1fr 1fr; gap: 2.5rem; align-items: start; }
.footer-brand .wordmark { margin: 0 0 1.1rem; }
.footer-brand .wordmark img { height: 28px; filter: brightness(0) invert(1); opacity: 0.95; }
.footer-badge { display: inline-block; margin-top: 1.3rem; font-size: 0.66rem; font-weight: 800; letter-spacing: 0.08em; text-transform: uppercase; color: #f7a8b6; background: rgba(244, 63, 94, 0.16); padding: 0.5em 1em; border-radius: var(--radius-pill); }
.footer-brand p { color: var(--footer-mut); max-width: 42ch; line-height: 1.7; margin-top: 1.1rem; }
.footer-contact { list-style: none; display: flex; flex-direction: column; gap: 0.9rem; margin: 1.3rem 0 0; }
.footer-contact li { display: flex; gap: 0.7rem; align-items: center; }
.footer-contact svg { width: 18px; height: 18px; color: var(--accent); flex-shrink: 0; }
.footer-contact a { color: var(--footer-fg); font-weight: 600; }
.footer-contact a:hover { color: #fff; }
.footer-col h4 { color: #fff; font-family: var(--serif); font-size: 1.05rem; font-weight: 700; margin-bottom: 1.1rem; }
.footer-links { list-style: none; display: flex; flex-direction: column; gap: 0.8rem; }
.footer-links a { color: var(--footer-mut); font-size: 0.9rem; font-weight: 500; }
.footer-links a:hover { color: #fff; text-decoration: none; }
.footer-promoter { border-top: 1px solid rgba(255,255,255,0.08); margin-top: 3rem; padding-top: 1.75rem; }
.footer-promoter p { color: var(--footer-mut); font-size: 0.8rem; line-height: 1.65; max-width: 96ch; margin: 0 auto; text-align: center; }
.footer-promoter a { color: var(--footer-fg); text-decoration: underline; }
.footer-bottom { margin-top: 1.5rem; text-align: center; }
.footer-copyright { color: var(--footer-fg); font-size: 0.85rem; font-weight: 700; max-width: none; margin: 0 auto; }
.footer-legal { color: var(--footer-mut); font-size: 0.78rem; margin: 0.45rem auto 0; max-width: none; }

/* ── MODAL ── */
.modal-overlay { position: fixed; inset: 0; z-index: 1000; background: rgba(17,10,13,0.6); backdrop-filter: blur(3px); display: flex; align-items: flex-start; justify-content: center; padding: clamp(1rem,4vw,3rem) 1rem; overflow-y: auto; }
.modal-overlay[hidden] { display: none; }
.modal { position: relative; background: var(--surface); border-radius: 18px; width: min(760px, 100%); padding: clamp(1.4rem,3vw,2rem); box-shadow: 0 30px 80px rgba(17,10,13,0.45); margin: auto; }
.modal-close { position: absolute; top: 1rem; right: 1.1rem; width: 40px; height: 40px; border: none; background: var(--surface-2); color: var(--ink); font-size: 1.5rem; line-height: 1; border-radius: 50%; cursor: pointer; transition: background 0.2s, color 0.2s; }
.modal-close:hover { background: var(--accent); color: #fff; }
.modal-close:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.modal-img { width: 100%; aspect-ratio: 16/9; object-fit: cover; border-radius: 12px; background: var(--surface-2); }
.modal-title { font-size: clamp(1.4rem,3vw,1.8rem); margin: 1.2rem 0 0.15rem; }
.modal-tagline { color: var(--accent-2); font-size: 0.8rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; }
.modal-desc { color: var(--muted); font-size: 0.96rem; line-height: 1.7; margin: 0.9rem 0 1.4rem; max-width: none; }
.modal-cta { width: 100%; }
.modal-note { margin-top: 0.85rem; color: var(--muted); font-size: 0.82rem; max-width: none; text-align: center; }

/* ── SUB-PAGE ── */
.subpage-wrap { padding-block: clamp(3rem, 6vw, 5rem); }
.subpage-wrap h1 { font-size: clamp(1.9rem, 4vw, 3rem); margin-bottom: 2.2rem; padding-bottom: 1.4rem; border-bottom: 1px solid var(--border); }
.subpage-wrap h2 { font-size: clamp(1.15rem, 2vw, 1.45rem); margin-top: 2.4rem; margin-bottom: 0.7rem; }
.subpage-wrap p { color: var(--muted); margin-bottom: 1rem; max-width: 74ch; }
.subpage-wrap ul, .subpage-wrap ol { color: var(--muted); padding-left: 1.4rem; margin-bottom: 1rem; max-width: 74ch; }
.subpage-wrap li { margin-bottom: 0.4rem; }
.subpage-wrap a { color: var(--accent-2); }
.back-link { display: inline-block; margin-top: 3rem; font-family: var(--sans); font-size: 0.8rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--accent-2); border: 1px solid var(--border); padding: 0.6em 1.4em; border-radius: var(--radius-pill); background: var(--surface); }
.back-link:hover { color: #fff; background: var(--accent); border-color: var(--accent); text-decoration: none; }
.entity-section { background: var(--surface); border: 1px solid var(--border); border-left: 4px solid var(--accent); border-radius: var(--radius-sm); padding: 1.5rem 1.7rem; font-size: 0.9rem; color: var(--muted); margin-bottom: 2rem; }
.disclaimer-section { background: var(--surface); border: 1px solid var(--border); border-left: 4px solid var(--border); border-radius: var(--radius-sm); padding: 1.5rem 1.7rem; font-size: 0.9rem; color: var(--muted); }

/* ── CONTACT PAGE ── */
.contact-intro { color: var(--muted); max-width: 68ch; margin-bottom: 1rem; }
.contact-address { color: var(--muted); line-height: 1.9; font-size: 1rem; margin: 1.5rem 0 2.5rem; }
.contact-address strong { display: block; color: var(--ink); font-size: 1.05rem; font-weight: 800; margin-bottom: 0.15rem; }
.support-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.25rem; max-width: 780px; margin-top: 1.5rem; }
.support-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.5rem; box-shadow: var(--shadow-soft); }
.support-card h3 { font-size: 1.05rem; color: var(--ink); margin-bottom: 1.1rem; }
.support-row { display: flex; align-items: center; gap: 0.9rem; }
.support-icon { width: 44px; height: 44px; border-radius: 12px; background: var(--surface-2); border: 1px solid var(--border); display: inline-flex; align-items: center; justify-content: center; flex-shrink: 0; }
.support-icon svg { width: 20px; height: 20px; color: var(--accent-2); }
.support-value { color: var(--ink); font-weight: 600; }
.support-value a { color: var(--ink); }
.support-value a:hover { color: var(--accent-2); }

/* ── RESPONSIVE ── */
@media (max-width: 960px) {
  .goals-grid { grid-template-columns: 1fr; gap: 2rem; }
  .goals-figure { order: -1; }
  .lib-grid { grid-template-columns: repeat(2, 1fr); }
  .benefit-grid { grid-template-columns: 1fr; }
  .nutri-grid { grid-template-columns: 1fr; gap: 2rem; }
  .showcase-grid { grid-template-columns: 1fr; gap: 2rem; }
  .pricing-inner { grid-template-columns: 1fr; gap: 2rem; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}
@media (max-width: 640px) {
  .nav-toggle { display: block; }
  nav ul { display: none; flex-direction: column; gap: 0; align-items: stretch; position: absolute; top: 100%; left: 0; right: 0; background: var(--surface); border-bottom: 1px solid var(--border); padding: 1rem 1.5rem; box-shadow: var(--shadow); }
  nav ul.is-open { display: flex; }
  nav ul li a { padding-block: 0.65rem; display: block; }
  .nav-cta { text-align: center; margin-top: 0.5rem; }
  .lib-grid { grid-template-columns: 1fr 1fr; }
  .nutri-cards { grid-template-columns: 1fr 1fr; }
  .support-grid { grid-template-columns: 1fr; }
}