/* =========================================================================
   NerdBot — Landing page styles
   All values reference tokens.css. Desktop-first, responsive down.
   ========================================================================= */

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-ink);
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* ---- Type roles --------------------------------------------------------- */
.eyebrow {
  font-size: var(--fs-label);
  font-weight: var(--fw-label);
  letter-spacing: var(--ls-label);
  text-transform: uppercase;
  color: var(--color-primary-strong);
  margin: 0 0 var(--space-3);
}
.display {
  font-family: var(--font-display);
  font-size: var(--fs-display);
  line-height: var(--lh-display);
  letter-spacing: var(--ls-display);
  font-weight: var(--fw-display);
  margin: 0;
}
h1, .h1 {
  font-family: var(--font-display);
  font-size: var(--fs-h1); line-height: var(--lh-h1);
  letter-spacing: var(--ls-h1); font-weight: var(--fw-h1);
  margin: 0;
}
h2, .h2 {
  font-family: var(--font-display);
  font-size: var(--fs-h2); line-height: var(--lh-h2);
  letter-spacing: var(--ls-h2); font-weight: var(--fw-h2);
  margin: 0;
}
h3, .h3 {
  font-size: var(--fs-h3); line-height: var(--lh-h3);
  letter-spacing: var(--ls-h3); font-weight: var(--fw-h3);
  margin: 0;
}
.body-lg {
  font-size: var(--fs-body-lg); line-height: var(--lh-body-lg);
  color: var(--color-ink-soft);
}
.muted { color: var(--color-muted); }
.lede { font-size: var(--fs-body-lg); line-height: var(--lh-body-lg); color: var(--color-muted); }

/* ---- Layout primitives -------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--space-5);
}
.section { padding-block: var(--space-9); }
.section--alt { background: var(--color-bg-alt); }
.section__head {
  max-width: var(--container-narrow);
  margin: 0 auto var(--space-7);
  text-align: center;
}
.section__head p { margin: var(--space-4) 0 0; }

/* ---- Buttons --------------------------------------------------------------
   Chunky "3D" style, matching the app's Button component: a solid flat face
   sitting on a darker offset lip (no blur) that compresses flat on press. */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: var(--space-2);
  font-size: var(--fs-button); font-weight: var(--fw-button);
  letter-spacing: var(--ls-button);
  padding: 14px var(--space-5);
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  transition: transform var(--dur-fast) var(--ease-out),
              box-shadow var(--dur-fast) var(--ease-out),
              background-color var(--dur-fast) var(--ease-out);
  will-change: transform;
}
.btn--primary {
  background: var(--color-primary); color: var(--color-on-primary);
  box-shadow: 0 var(--shadow-3d-lift) 0 0 var(--color-primary-edge);
}
.btn--primary:hover { background: var(--color-primary-strong); }
.btn--primary:active {
  transform: translateY(var(--shadow-3d-lift));
  box-shadow: 0 0 0 0 var(--color-primary-edge);
}
.btn--ghost {
  background: transparent; color: var(--color-ink);
  border-color: var(--color-border-strong);
}
.btn--ghost:hover { background: var(--color-surface); border-color: var(--color-ink); }
.btn--ghost:active { transform: translateY(2px); }
.btn--block { width: 100%; }
.btn[aria-busy="true"] { pointer-events: none; opacity: 0.85; }
.btn[aria-busy="true"] .btn__label { visibility: hidden; }
.btn__spinner {
  position: absolute; width: 18px; height: 18px;
  border: 2px solid rgba(255,255,255,0.4);
  border-top-color: #fff; border-radius: 50%;
  display: none; animation: spin 640ms linear infinite;
}
.btn[aria-busy="true"] .btn__spinner { display: block; }
.btn--primary { position: relative; }
@keyframes spin { to { transform: rotate(360deg); } }

.appstore {
  display: inline-flex; align-items: center; gap: var(--space-3);
  background: var(--color-ink); color: #fff;
  padding: 10px var(--space-5) 10px var(--space-4);
  border-radius: var(--radius-md);
  transition: transform var(--dur-fast) var(--ease-out), box-shadow var(--dur-base) var(--ease-out);
  box-shadow: var(--shadow-card);
}
.appstore:hover { transform: translateY(-2px); box-shadow: var(--shadow-hover); }
.appstore svg { width: 26px; height: 26px; flex: none; }
.appstore small { display: block; font-size: 11px; opacity: 0.8; line-height: 1.2; }
.appstore strong { font-size: 18px; font-weight: 600; line-height: 1.1; }

/* =========================================================================
   Navigation
   ========================================================================= */
.nav {
  position: sticky; top: 0; z-index: 50;
  height: var(--nav-h);
  background: color-mix(in srgb, var(--color-bg) 82%, transparent);
  backdrop-filter: saturate(1.4) blur(14px);
  -webkit-backdrop-filter: saturate(1.4) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur-base) var(--ease-out),
              background-color var(--dur-base) var(--ease-out);
}
.nav.is-scrolled { border-bottom-color: var(--color-border); }
.nav__inner {
  height: 100%; display: flex; align-items: center; gap: var(--space-6);
}
.brand { display: inline-flex; align-items: center; gap: var(--space-3); font-weight: 700; }
.brand__mark { width: 34px; height: 34px; flex: none; border-radius: 50%; object-fit: cover; }
.brand__name { font-family: var(--font-display); font-size: 1.25rem; font-weight: 800; letter-spacing: -0.01em; }
.nav__links { display: flex; flex-wrap: nowrap; gap: var(--space-5); margin-inline: auto; }
.nav__links a {
  font-size: var(--fs-caption); font-weight: 500; color: var(--color-ink-soft);
  position: relative; padding: var(--space-1) 0; white-space: nowrap;
  transition: color var(--dur-fast) var(--ease-out);
}
.nav__links a::after {
  content: ""; position: absolute; left: 0; right: 100%; bottom: -2px; height: 2px;
  background: var(--color-primary); border-radius: 2px;
  transition: right var(--dur-base) var(--ease-out);
}
.nav__links a:hover { color: var(--color-ink); }
.nav__links a:hover::after { right: 0; }
.nav__cta { margin-left: var(--space-5); padding: 10px var(--space-5); font-size: var(--fs-caption); }
.nav__toggle { display: none; }

.mobile-menu {
  display: none; position: fixed; inset: var(--nav-h) 0 auto 0; z-index: 49;
  background: var(--color-bg); border-bottom: 1px solid var(--color-border);
  padding: var(--space-4) var(--space-5) var(--space-6);
  transform: translateY(-12px); opacity: 0; pointer-events: none;
  transition: transform var(--dur-base) var(--ease-out), opacity var(--dur-base) var(--ease-out);
}
.mobile-menu.is-open { transform: translateY(0); opacity: 1; pointer-events: auto; }
.mobile-menu a {
  display: block; padding: var(--space-3) 0; font-size: var(--fs-body-lg);
  border-bottom: 1px solid var(--color-border);
}
.mobile-menu .btn {
  display: flex; width: fit-content; margin-inline: 0 auto;
  justify-content: center; text-align: center;
  margin-top: var(--space-5); padding: 14px var(--space-7);
}

/* =========================================================================
   Hero
   ========================================================================= */
.hero { position: relative; overflow: hidden; padding-top: var(--space-9); padding-bottom: var(--space-8); }
.hero__bg {
  position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background:
    radial-gradient(60% 50% at 82% 8%, var(--color-primary-soft) 0%, transparent 60%),
    radial-gradient(50% 40% at 10% 20%, var(--color-primary-wash) 0%, transparent 55%);
}
.hero__inner {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: 1.05fr 0.95fr; gap: var(--space-8);
  align-items: center;
}
.hero__copy { max-width: 560px; }
.hero__copy .lede { margin: var(--space-5) 0 var(--space-6); max-width: 30em; }
.hero__cta { display: flex; align-items: center; gap: var(--space-4); flex-wrap: wrap; }
.hero__note { margin-top: var(--space-4); font-size: var(--fs-caption); color: var(--color-muted); }
.hero__note strong { color: var(--color-ink); font-weight: 600; }
.hero__stage { display: flex; justify-content: center; }

/* =========================================================================
   Phone mockup (CSS-built, matches app UI)
   ========================================================================= */
.phone {
  --w: 300px;
  width: var(--w); flex: none;
  aspect-ratio: 300 / 620;
  background: #0c0a09;
  border-radius: 46px;
  padding: 11px;
  box-shadow: var(--shadow-hero);
  position: relative;
}
.phone::after { /* side button hints */
  content: ""; position: absolute; left: -2px; top: 130px; width: 3px; height: 54px;
  background: #0c0a09; border-radius: 3px;
}
.phone__notch {
  position: absolute; top: 22px; left: 50%; transform: translateX(-50%);
  width: 96px; height: 26px; background: #0c0a09; border-radius: var(--radius-pill);
  z-index: 3;
}
.phone__screen {
  width: 100%; height: 100%; background: var(--color-bg);
  border-radius: 36px; overflow: hidden; position: relative;
  display: flex; flex-direction: column;
}
.phone__status {
  display: flex; justify-content: space-between; align-items: center;
  padding: 14px 22px 6px; font-size: 12px; font-weight: 600; color: var(--color-ink);
}
.phone__status .dots { letter-spacing: 1px; }
.phone__body { flex: 1; overflow: hidden; padding: var(--space-3) var(--space-4); }

/* small app chrome pieces reused across mockups */
.app-topbar { display: flex; align-items: center; gap: 8px; padding: 4px 2px var(--space-3); }
.app-topbar .robot { width: 26px; height: 26px; border-radius: 50%; object-fit: cover; }
.app-topbar b { font-family: var(--font-display); font-size: 17px; }
.app-topbar .menu { margin-left: auto; color: var(--color-muted); font-size: 18px; }

.chip {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 11px; font-weight: 600; color: var(--color-primary-strong);
  background: var(--color-primary-soft); padding: 5px 10px; border-radius: var(--radius-pill);
}

/* bubbles for chat mockup */
.bubble-user {
  margin-left: auto; max-width: 82%; background: var(--color-primary); color: #fff;
  padding: 12px 14px; border-radius: 18px 18px 6px 18px; font-size: 13.5px; font-weight: 500;
}
.bubble-ai {
  margin-top: 10px; background: var(--color-surface-sunken); color: var(--color-ink-soft);
  padding: 12px 14px; border-radius: 18px 18px 18px 6px; font-size: 13px; line-height: 1.5;
}
.mini-table { margin-top: 10px; width: 100%; border-collapse: collapse; font-size: 11.5px; }
.mini-table th { text-align: left; color: var(--color-muted); font-weight: 600; padding: 5px 6px; }
.mini-table td { padding: 5px 6px; border-top: 1px solid var(--color-border); }
.mini-table caption { text-align: left; font-weight: 700; font-size: 12.5px; padding: 4px 6px 8px; }

.app-input {
  position: absolute; left: 12px; right: 12px; bottom: 12px;
  display: flex; align-items: center; gap: 8px;
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-pill); padding: 8px 8px 8px 14px;
  font-size: 12.5px; color: var(--color-muted); box-shadow: var(--shadow-card);
}
.app-input .send { margin-left: auto; width: 30px; height: 30px; border-radius: 50%;
  background: var(--color-primary); display: grid; place-items: center; color: #fff; }

/* home action cards inside phone — mirrors the app's chunky 3D action cards */
.home-hello {
  position: relative; overflow: hidden;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-strong));
  color: #fff; border-radius: var(--radius-xl);
  padding: 16px; margin-bottom: 12px;
  box-shadow: 0 6px 0 0 var(--color-primary-edge);
}
.home-hello::before, .home-hello::after {
  content: ""; position: absolute; border-radius: 50%; background: rgba(255,255,255,0.12);
}
.home-hello::before { width: 70px; height: 70px; top: -30px; right: -20px; }
.home-hello::after { width: 50px; height: 50px; bottom: -26px; right: 40px; }
.home-hello b { position: relative; font-family: var(--font-display); font-size: 19px; font-weight: 800; }
.home-hello span { position: relative; display: block; font-size: 12.5px; font-weight: 500; opacity: 0.92; margin-top: 2px; }
.home-card {
  border-radius: var(--radius-lg); padding: 14px; margin-bottom: 10px; color: #fff;
}
.home-card .ic { width: 34px; height: 34px; border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.22); display: grid; place-items: center; margin-bottom: 10px; }
.home-card b {
  display: block; font-family: var(--font-display); font-size: 13px; font-weight: 800;
  text-transform: uppercase; letter-spacing: -0.01em;
}
.home-card p { margin: 3px 0 0; font-size: 11.5px; font-weight: 500; line-height: 1.4; opacity: 0.9; }
.home-card--violet { background: var(--color-accent-violet); box-shadow: 0 5px 0 0 var(--color-accent-violet-edge); }
.home-card--sky { background: var(--color-accent-sky); box-shadow: 0 5px 0 0 var(--color-accent-sky-edge); }
.home-card--amber { background: var(--color-accent-amber); color: var(--color-accent-amber-ink); box-shadow: 0 5px 0 0 var(--color-accent-amber-edge); }
.home-card--amber p { opacity: 0.75; }

/* organization mockup pieces */
.org-card {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-md); padding: 13px; margin-bottom: 10px; box-shadow: var(--shadow-card);
}
.org-card h4 { margin: 0 0 8px; font-size: 12.5px; display: flex; align-items: center; gap: 6px; }
.org-row { display: flex; justify-content: space-between; font-size: 11.5px; color: var(--color-muted); padding: 4px 0; }
.pill-warn { background: var(--color-warning-soft); color: #9a6a00; font-size: 10.5px; font-weight: 700; padding: 3px 9px; border-radius: var(--radius-pill); }
.countdown { background: var(--color-primary-soft); border-radius: var(--radius-sm); padding: 12px; text-align: center; }
.countdown b { font-family: var(--font-display); font-size: 22px; color: var(--color-primary-strong); }
.countdown span { display: block; font-size: 11px; color: var(--color-muted); }

/* flashcard mockup */
.flashwrap { display: flex; flex-direction: column; height: 100%; }
.flash-head { font-size: 12.5px; font-weight: 700; padding: 4px 2px 12px; }
.flash-head span { display: block; font-size: 11px; color: var(--color-muted); font-weight: 400; }
.flashcard {
  flex: 1; background: var(--color-surface-sunken); border-radius: var(--radius-md);
  display: grid; place-items: center; padding: 18px; text-align: center;
}
.flashcard small { display: block; letter-spacing: 0.12em; text-transform: uppercase; font-size: 10px; color: var(--color-muted); margin-bottom: 10px; }
.flashcard p { margin: 0; font-size: 13.5px; line-height: 1.5; color: var(--color-ink-soft); }
.flash-actions { display: flex; gap: 8px; margin-top: 12px; }
.flash-actions button { flex: 1; border: none; padding: 11px; border-radius: var(--radius-sm); font-size: 12px; font-weight: 700; }
.flash-actions .no { background: var(--color-error-soft); color: var(--color-error); }
.flash-actions .yes { background: var(--color-success-soft); color: #0f9d6e; }

/* =========================================================================
   Stats strip
   ========================================================================= */
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-5); text-align: center; }
.stat b { display: block; font-family: var(--font-display); font-size: 2.75rem; font-weight: 800; line-height: 1; }
.stat span { display: block; margin-top: var(--space-2); color: var(--color-muted); font-size: var(--fs-caption); }
.stat__divider { width: 1px; background: var(--color-border); }

/* =========================================================================
   Why cards
   ========================================================================= */
.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-5); }
.feature-card {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); padding: var(--space-6);
  box-shadow: var(--shadow-card);
  transition: transform var(--dur-base) var(--ease-out), box-shadow var(--dur-base) var(--ease-out);
}
.feature-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.feature-card .icon {
  width: 52px; height: 52px; border-radius: var(--radius-md);
  background: var(--color-primary-soft); color: var(--color-primary-strong);
  display: grid; place-items: center; margin-bottom: var(--space-4);
}
.feature-card .icon svg { width: 26px; height: 26px; }
.feature-card h3 { margin-bottom: var(--space-2); }
.feature-card p { margin: 0; color: var(--color-muted); font-size: var(--fs-caption); }
/* Echoes the app's playful multi-color action-card system */
.feature-card .icon--violet { background: color-mix(in srgb, var(--color-accent-violet) 16%, white); color: var(--color-accent-violet-edge); }
.feature-card .icon--sky { background: color-mix(in srgb, var(--color-accent-sky) 18%, white); color: var(--color-accent-sky-edge); }
.feature-card .icon--amber { background: color-mix(in srgb, var(--color-accent-amber) 22%, white); color: var(--color-accent-amber-edge); }
.feature-card .icon--success { background: var(--color-success-soft); color: var(--color-success-edge); }

/* =========================================================================
   Feature showcase (alternating)
   ========================================================================= */
.showcase { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-8); align-items: center; }
.showcase + .showcase { margin-top: var(--space-9); }
.showcase--flip .showcase__media { order: -1; }
.showcase__media { display: flex; justify-content: center; }
.showcase__copy { max-width: 460px; }
.showcase__copy h2 { margin-bottom: var(--space-4); }
.showcase__copy p { color: var(--color-muted); margin: 0 0 var(--space-5); }
.feature-list { list-style: none; margin: 0; padding: 0; display: grid; gap: var(--space-3); }
.feature-list li { display: flex; gap: var(--space-3); align-items: flex-start; font-size: var(--fs-caption); }
.feature-list svg { width: 20px; height: 20px; color: var(--color-success); flex: none; margin-top: 2px; }

/* =========================================================================
   How it works
   ========================================================================= */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-6); counter-reset: step; }
.step { position: relative; padding-top: var(--space-6); }
.step__num {
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--color-primary); color: #fff;
  box-shadow: 0 4px 0 0 var(--color-primary-edge);
  font-family: var(--font-display); font-weight: 800; font-size: 20px;
  display: grid; place-items: center; margin-bottom: var(--space-4);
}
.step h3 { margin-bottom: var(--space-2); }
.step p { margin: 0; color: var(--color-muted); font-size: var(--fs-caption); }

/* =========================================================================
   Pricing
   ========================================================================= */
.pricing { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: var(--space-5); max-width: 860px; margin-inline: auto; align-items: start; }
.pricing--3up { grid-template-columns: repeat(3, minmax(0,1fr)); max-width: 1080px; }
.plan {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); padding: var(--space-6); box-shadow: var(--shadow-card);
  transition: transform var(--dur-base) var(--ease-out), box-shadow var(--dur-base) var(--ease-out);
}
/* The decoy: plain, unshadowed, slightly muted — nothing here should compete
   with Monthly. Its only job is to make Monthly's per-week price look cheap. */
.plan--decoy { box-shadow: none; background: var(--color-bg-alt); }
.plan--decoy .plan__name { color: var(--color-ink-soft); }
.pricing--3up .plan--featured {
  border-color: var(--color-primary); border-width: 2px;
  box-shadow: 0 6px 0 0 var(--color-primary-edge), var(--shadow-hover);
  position: relative; transform: translateY(-8px);
}
.plan__tag {
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  background: var(--color-primary); color: #fff; font-size: 11px; font-weight: 700;
  padding: 6px 14px; border-radius: var(--radius-pill); letter-spacing: 0.02em;
  white-space: nowrap; box-shadow: 0 3px 0 0 var(--color-primary-edge);
}
.plan__name { font-size: var(--fs-h3); font-weight: 700; }
.plan__price { display: flex; align-items: baseline; gap: 4px; margin: var(--space-3) 0 var(--space-2); }
.plan__price b { font-family: var(--font-display); font-size: 3rem; font-weight: 800; line-height: 1; }
.plan__price span { color: var(--color-muted); font-size: var(--fs-caption); }
.plan__equiv { margin: 0 0 var(--space-5); font-size: 12.5px; color: var(--color-muted); }
.plan__equiv--good { color: var(--color-success-edge); font-weight: 700; }
.plan ul { list-style: none; margin: 0 0 var(--space-6); padding: 0; display: grid; gap: var(--space-3); }
.plan li { display: flex; gap: var(--space-3); align-items: flex-start; font-size: var(--fs-caption); }
.plan li svg { width: 20px; height: 20px; flex: none; color: var(--color-success); margin-top: 1px; }
.plan li.muted-item { color: var(--color-muted); }
.plan li.muted-item svg { color: var(--color-border-strong); }

/* =========================================================================
   FAQ (accordion)
   ========================================================================= */
.faq { max-width: var(--container-narrow); margin-inline: auto; }
.faq__item { border-bottom: 1px solid var(--color-border); }
.faq__q {
  width: 100%; background: none; border: none; text-align: left;
  display: flex; align-items: center; justify-content: space-between; gap: var(--space-4);
  padding: var(--space-5) var(--space-2); font-size: var(--fs-body-lg); font-weight: 600; color: var(--color-ink);
}
.faq__icon { flex: none; width: 24px; height: 24px; position: relative; transition: transform var(--dur-base) var(--ease-out); }
.faq__icon::before, .faq__icon::after {
  content: ""; position: absolute; background: var(--color-primary-strong); border-radius: 2px;
  left: 50%; top: 50%;
}
.faq__icon::before { width: 14px; height: 2px; transform: translate(-50%,-50%); }
.faq__icon::after { width: 2px; height: 14px; transform: translate(-50%,-50%); transition: transform var(--dur-base) var(--ease-out); }
.faq__item[aria-expanded="true"] .faq__icon::after { transform: translate(-50%,-50%) scaleY(0); }
.faq__a { overflow: hidden; height: 0; transition: height var(--dur-base) var(--ease-out); }
.faq__a-inner { padding: 0 var(--space-2) var(--space-5); color: var(--color-muted); font-size: var(--fs-caption); line-height: 1.6; }

/* =========================================================================
   Final CTA
   ========================================================================= */
.final-cta { text-align: center; }
.final-cta__panel {
  background: var(--color-primary);
  border-radius: var(--radius-lg);
  padding: var(--space-9) var(--space-6);
  color: #fff; position: relative; overflow: hidden;
  box-shadow: var(--shadow-hero);
}
.final-cta__panel::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(60% 120% at 90% -10%, rgba(255,255,255,0.22), transparent 60%);
}
.final-cta__panel > * { position: relative; }
.final-cta h2 { color: #fff; }
.final-cta p { margin: var(--space-4) auto var(--space-6); max-width: 34em; color: rgba(255,255,255,0.92); }
.final-cta .appstore { background: #fff; color: var(--color-ink); }

/* =========================================================================
   Footer
   ========================================================================= */
.footer { padding-block: var(--space-8) var(--space-6); border-top: 1px solid var(--color-border); }
.footer__top { display: flex; justify-content: space-between; gap: var(--space-6); flex-wrap: wrap; margin-bottom: var(--space-7); }
.footer__cols { display: flex; gap: var(--space-8); flex-wrap: wrap; }
.footer__col h4 { font-size: var(--fs-label); letter-spacing: var(--ls-label); text-transform: uppercase; color: var(--color-muted); margin: 0 0 var(--space-3); }
.footer__col a { display: block; font-size: var(--fs-caption); color: var(--color-ink-soft); padding: var(--space-1) 0; }
.footer__col a:hover { color: var(--color-primary-strong); }
.footer__bottom { display: flex; justify-content: space-between; align-items: center; gap: var(--space-4); flex-wrap: wrap; font-size: var(--fs-caption); color: var(--color-muted); border-top: 1px solid var(--color-border); padding-top: var(--space-5); }
.footer__brand-note { max-width: 30ch; color: var(--color-muted); font-size: var(--fs-caption); margin: var(--space-3) 0 0; }

/* =========================================================================
   Scroll reveal
   ========================================================================= */
.reveal { opacity: 0; transform: translateY(20px); transition: opacity var(--dur-slow) var(--ease-out), transform var(--dur-slow) var(--ease-out); }
.reveal.is-in { opacity: 1; transform: none; }
[data-stagger] > * { opacity: 0; transform: translateY(18px); transition: opacity var(--dur-slow) var(--ease-out), transform var(--dur-slow) var(--ease-out); }
[data-stagger].is-in > * { opacity: 1; transform: none; }

/* =========================================================================
   Skeleton loaders — visual blocks shimmer, then resolve into content
   ========================================================================= */
@keyframes sk-shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}
.skeletonize { position: relative; }
.skeletonize::before {
  content: ""; position: absolute; inset: 0; z-index: 10;
  border-radius: inherit;
  background: linear-gradient(100deg,
    var(--color-surface-sunken) 25%,
    #FBF4EA 45%,
    var(--color-surface-sunken) 65%);
  background-size: 200% 100%;
  animation: sk-shimmer 1.5s linear infinite;
  transition: opacity var(--dur-slow) var(--ease-out), visibility 0s linear var(--dur-slow);
}
.skeletonize > * { transition: opacity var(--dur-base) var(--ease-out); }
.skeletonize:not(.is-loaded) > * { opacity: 0; }
.skeletonize.is-loaded::before { opacity: 0; visibility: hidden; }
@media (prefers-reduced-motion: reduce) {
  .skeletonize::before { animation: none; }
}

/* =========================================================================
   Responsive
   ========================================================================= */
@media (max-width: 960px) {
  .hero__inner { grid-template-columns: 1fr; gap: var(--space-7); text-align: center; }
  .hero__copy { max-width: none; }
  .hero__copy .lede { margin-inline: auto; }
  .hero__cta { justify-content: center; }
  .showcase, .showcase--flip { grid-template-columns: 1fr; gap: var(--space-6); }
  .showcase--flip .showcase__media { order: 0; }
  .showcase__copy { max-width: none; text-align: center; margin-inline: auto; }
  .feature-list { display: inline-grid; text-align: left; }
  .card-grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: 1fr; max-width: 420px; margin-inline: auto; }
  .pricing--3up { grid-template-columns: 1fr; max-width: 420px; }
  .pricing--3up .plan--featured { transform: none; order: -1; }
  /* collapse the nav to the hamburger before links start to crowd */
  .nav__links, .nav__cta { display: none; }
  .nav__toggle { display: inline-grid; }
  .mobile-menu { display: block; }
}
@media (max-width: 720px) {
  .section { padding-block: var(--space-8); }
  .card-grid { grid-template-columns: 1fr; }
  .pricing { grid-template-columns: 1fr; }
  .stats { grid-template-columns: 1fr; gap: var(--space-6); }
  .footer__bottom { flex-direction: column; align-items: flex-start; }
}

/* hamburger */
.nav__toggle {
  width: 44px; height: 44px; border: none; background: none; place-items: center;
  margin-left: auto;
}
.nav__toggle span { position: relative; width: 22px; height: 2px; background: var(--color-ink); border-radius: 2px; transition: background var(--dur-fast); }
.nav__toggle span::before, .nav__toggle span::after { content: ""; position: absolute; left: 0; width: 22px; height: 2px; background: var(--color-ink); border-radius: 2px; transition: transform var(--dur-base) var(--ease-out); }
.nav__toggle span::before { top: -7px; }
.nav__toggle span::after { top: 7px; }
.nav__toggle[aria-expanded="true"] span { background: transparent; }
.nav__toggle[aria-expanded="true"] span::before { transform: translateY(7px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] span::after { transform: translateY(-7px) rotate(-45deg); }