/* ============================================================
   MZ Nova Tech - mzadnova.com
   Soft light-glass system: pale blue-gray wash, frosted white
   panels, dark ink chips, gold reserved for the brand mark.
   Single committed light theme.
   Radius system: panels 24px, cards 20px, ui elements 12px.
   ============================================================ */

@font-face {
  font-family: "Inter";
  src: url("/fonts/inter-var.woff2") format("woff2");
  font-weight: 300 800;
  font-style: normal;
  font-display: swap;
}

:root {
  --wash-a: #eef2f6;
  --wash-b: #dde5ec;
  --surface: rgba(252, 254, 255, 0.78);
  --surface-solid: #f8fafc;
  --well: rgba(240, 245, 249, 0.75);
  --ink: #171b26;
  --ink-hover: #232837;
  --text: #1e2432;
  --text-dim: #566274;
  --text-faint: #8a94a4;
  --line: rgba(23, 32, 51, 0.08);
  --line-strong: rgba(23, 32, 51, 0.14);
  --edge: rgba(255, 255, 255, 0.85);
  --gold: #a9741f;
  --gold-bright: #e8a33d;
  --gold-soft: rgba(232, 163, 61, 0.14);
  --shadow-card: 0 1px 2px rgba(23, 32, 51, 0.05), 0 10px 30px rgba(23, 32, 51, 0.08);
  --shadow-deep: 0 2px 4px rgba(23, 32, 51, 0.06), 0 18px 44px rgba(23, 32, 51, 0.12);
  --radius-panel: 24px;
  --radius-card: 20px;
  --radius-ui: 12px;
  --font: "Inter", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

/* The hidden attribute must beat display classes like .cta-row */
[hidden] { display: none !important; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

body {
  font-family: var(--font);
  background: linear-gradient(168deg, var(--wash-a) 0%, var(--wash-b) 70%, #d5dfe8 100%) fixed;
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; display: block; }

.container {
  max-width: 1180px;
  margin-inline: auto;
  padding-inline: 24px;
}

h1, h2 { letter-spacing: -0.025em; text-wrap: balance; }
:root[lang^="zh"] h1,
:root[lang^="zh"] h2 { letter-spacing: 0; }

h1 {
  font-size: clamp(2rem, 3.9vw, 2.8rem);
  font-weight: 750;
  line-height: 1.12;
}

h2 {
  font-size: clamp(1.5rem, 2.8vw, 2.1rem);
  font-weight: 700;
  line-height: 1.18;
}

h3 { font-size: 1.06rem; font-weight: 650; line-height: 1.35; }

p { color: var(--text-dim); }

a { color: inherit; text-decoration: none; }

.text-link {
  color: var(--gold);
  font-weight: 600;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s;
}
.text-link:hover { border-bottom-color: var(--gold); }

/* ---------------- Reveal on scroll (JS + motion-safe only) --- */
@media (prefers-reduced-motion: no-preference) {
  .js [data-reveal] {
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.65s cubic-bezier(0.16, 1, 0.3, 1), transform 0.65s cubic-bezier(0.16, 1, 0.3, 1);
    transition-delay: var(--d, 0s);
  }
  .js [data-reveal].is-in { opacity: 1; transform: none; }
}

/* ---------------- Nav ---------------------------------------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(244, 248, 251, 0.75);
  backdrop-filter: blur(16px) saturate(150%);
  -webkit-backdrop-filter: blur(16px) saturate(150%);
  border-bottom: 1px solid var(--line);
}

.nav-inner {
  height: 68px;
  display: flex;
  align-items: center;
  gap: 28px;
}

.brand { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.brand img { width: 32px; height: auto; }
.brand-word { font-size: 1rem; font-weight: 700; letter-spacing: 0.01em; white-space: nowrap; color: var(--ink); }
.brand-word .dim { color: var(--text-faint); font-weight: 500; }
.brand-word.small { font-size: 0.92rem; }

.nav-links { display: flex; gap: 24px; margin-left: auto; }
.nav-links a {
  font-size: 0.94rem;
  font-weight: 500;
  color: var(--text-dim);
  transition: color 0.2s;
  white-space: nowrap;
}
.nav-links a:hover { color: var(--ink); }

.nav-actions { display: flex; align-items: center; gap: 14px; flex-shrink: 0; }

.nav-phone {
  font-size: 0.94rem;
  font-weight: 650;
  color: var(--ink);
  white-space: nowrap;
}
.nav-phone:hover { color: var(--gold); }

.lang-toggle {
  font-family: var(--font);
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.65);
  border: 1px solid var(--line);
  border-radius: var(--radius-ui);
  padding: 6px 13px;
  cursor: pointer;
  box-shadow: 0 1px 2px rgba(23, 32, 51, 0.04);
  transition: border-color 0.2s, background 0.2s;
}
.lang-toggle:hover { border-color: var(--line-strong); background: #ffffff; }

.menu-btn {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 40px;
  height: 40px;
  padding: 8px;
  background: rgba(255, 255, 255, 0.65);
  border: 1px solid var(--line);
  border-radius: var(--radius-ui);
  cursor: pointer;
}
.menu-btn span {
  display: block;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform 0.25s;
}
.nav-open .menu-btn span:first-child { transform: translateY(4px) rotate(45deg); }
.nav-open .menu-btn span:last-child { transform: translateY(-4px) rotate(-45deg); }

/* ---------------- Buttons ------------------------------------ */
.btn {
  display: inline-block;
  font-size: 0.96rem;
  font-weight: 600;
  padding: 13px 24px;
  border-radius: var(--radius-ui);
  white-space: nowrap;
  transition: transform 0.15s, background 0.2s, border-color 0.2s, color 0.2s, box-shadow 0.2s;
}
.btn:active { transform: translateY(1px) scale(0.98); }

.btn-primary {
  background: var(--ink);
  color: #ffffff;
  box-shadow: 0 2px 6px rgba(23, 32, 51, 0.25);
}
.btn-primary:hover { background: var(--ink-hover); box-shadow: 0 4px 14px rgba(23, 32, 51, 0.3); }

.btn-ghost {
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--line);
  color: var(--ink);
  box-shadow: 0 1px 2px rgba(23, 32, 51, 0.04);
}
.btn-ghost:hover { border-color: var(--line-strong); background: #ffffff; }

/* On the dark ink panel */
.btn-on-ink {
  background: rgba(255, 255, 255, 0.94);
  color: var(--ink);
}
.btn-on-ink:hover { background: #ffffff; }

.cta-row { display: flex; gap: 14px; flex-wrap: wrap; }
.cta-center { justify-content: center; }

/* ---------------- Hero --------------------------------------- */
.hero { padding-block: 64px 80px; }

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
  gap: 56px;
  align-items: center;
}

.hero-copy .lead {
  margin-top: 20px;
  font-size: 1.1rem;
  max-width: 34rem;
}
.hero-copy .cta-row { margin-top: 32px; }

.hero-media {
  position: relative;
  border-radius: var(--radius-panel);
  border: 1px solid var(--edge);
  overflow: hidden;
  box-shadow: var(--shadow-deep);
  background: var(--surface-solid);
  padding: 10px;
}
.hero-media img { width: 100%; height: auto; border-radius: 16px; }

/* Product-page hero variant */
.hero-sub {
  margin-top: 14px;
  font-size: 1.14rem;
  font-weight: 600;
  color: var(--ink);
  max-width: 44rem;
}
.hero-intro { margin-top: 16px; max-width: 44rem; }

/* ---------------- Works with --------------------------------- */
.workswith { border-block: 1px solid var(--line); background: rgba(255, 255, 255, 0.35); }
.workswith-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  flex-wrap: wrap;
  padding-block: 24px;
}
.workswith-label { font-size: 0.9rem; color: var(--text-faint); }
.workswith-logos { display: flex; align-items: center; gap: 40px; list-style: none; flex-wrap: wrap; }
.workswith-logos img { opacity: 0.75; transition: opacity 0.2s; }
.workswith-logos li:hover img { opacity: 1; }

/* ---------------- Sections & panels --------------------------- */
.section { padding-block: 72px; }

.section-head { max-width: 42rem; margin-bottom: 44px; }
.section-head p { margin-top: 14px; }

.panel {
  background: var(--surface);
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
  border: 1px solid var(--edge);
  border-radius: var(--radius-panel);
  box-shadow: var(--shadow-card);
  padding: 44px;
}

/* ---------------- Service cards (home) ------------------------ */
.svc-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.svc {
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  padding: 26px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  box-shadow: 0 1px 2px rgba(23, 32, 51, 0.04);
  transition: box-shadow 0.25s, transform 0.25s, border-color 0.25s;
}
.svc:hover { box-shadow: var(--shadow-card); transform: translateY(-2px); border-color: var(--line-strong); }
@media (prefers-reduced-motion: reduce) {
  .svc:hover, .cell:hover, .plan:hover { transform: none; }
}
.svc p { font-size: 0.96rem; }

.chip {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-ui);
  display: grid;
  place-items: center;
  background: var(--ink);
  color: #ffffff;
  margin-bottom: 6px;
  box-shadow: 0 2px 6px rgba(23, 32, 51, 0.22);
}

/* ---------------- Flagship split (home) ----------------------- */
.flagship-grid {
  display: grid;
  grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
  gap: 56px;
  align-items: center;
}
.flagship-copy h2 { margin-bottom: 16px; }
.flagship-copy .cta-row { margin-top: 28px; }

.shot-card {
  background: var(--surface-solid);
  border: 1px solid var(--edge);
  border-radius: var(--radius-panel);
  box-shadow: var(--shadow-deep);
  padding: 10px;
  overflow: hidden;
}
.shot-card img { width: 100%; height: auto; border-radius: 16px; border: 1px solid var(--line); }
.shot-wide { max-width: 880px; margin-inline: auto; }

/* ---------------- Ink band (Bar Order Caller teaser) ---------- */
.ink-band {
  background: linear-gradient(160deg, #1b2030, #14171f 70%);
  border-radius: var(--radius-panel);
  border: 1px solid rgba(255, 255, 255, 0.06);
  box-shadow: var(--shadow-deep);
  padding: 48px;
  display: flex;
  align-items: center;
  gap: 40px;
  color: #eef1f5;
}
.ink-band h2 { color: #ffffff; }
.ink-band p { color: #aab2c0; max-width: 44rem; }
.ink-band-icon {
  flex-shrink: 0;
  width: 76px;
  height: 76px;
  border-radius: 18px;
  display: grid;
  place-items: center;
  background: var(--gold-soft);
  color: var(--gold-bright);
}
.ink-band-copy { display: flex; flex-direction: column; gap: 12px; align-items: flex-start; }
.ink-band .btn { margin-top: 10px; }

/* ---------------- Plans --------------------------------------- */
.plans-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.plan {
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  padding: 30px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: box-shadow 0.25s, transform 0.25s, border-color 0.25s;
}
.plan:hover { box-shadow: var(--shadow-card); transform: translateY(-2px); border-color: var(--line-strong); }

.plan-price { display: flex; align-items: baseline; gap: 8px; }
.plan-price strong {
  font-size: 2.1rem;
  font-weight: 750;
  letter-spacing: -0.02em;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}
.plan-price span { color: var(--text-faint); font-size: 0.95rem; }

.plan ul { list-style: none; display: flex; flex-direction: column; gap: 9px; }
.plan li {
  position: relative;
  padding-left: 24px;
  color: var(--text-dim);
  font-size: 0.95rem;
}
.plan li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.5em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--gold-bright);
}
.plan-note { font-size: 0.86rem; color: var(--text-faint); }
.plan .btn { align-self: flex-start; margin-top: 4px; }

/* ---------------- Feature list (product pages) ---------------- */
.feature-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.feature {
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  padding: 24px 26px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.feature p, .feature li { font-size: 0.95rem; color: var(--text-dim); }
.feature ul { list-style: none; display: flex; flex-direction: column; gap: 7px; margin-top: 2px; }
.feature li { position: relative; padding-left: 20px; }
.feature li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gold-bright);
}

.num {
  display: inline-grid;
  place-items: center;
  align-self: flex-start;
  min-width: 30px;
  height: 30px;
  padding-inline: 8px;
  border-radius: 10px;
  background: var(--ink);
  color: #ffffff;
  font-size: 0.85rem;
  font-weight: 650;
  font-variant-numeric: tabular-nums;
  margin-bottom: 4px;
}

/* Problems-solved list */
.solve-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 40px; }
.solve {
  border-top: 1px solid var(--line);
  padding-top: 18px;
}
.solve h3 { margin-bottom: 6px; }
.solve p { font-size: 0.95rem; }

/* ---------------- Steps --------------------------------------- */
.steps { list-style: none; max-width: 46rem; position: relative; }
.step { position: relative; padding: 0 0 36px 40px; }
.step:last-child { padding-bottom: 0; }
.step::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 22px;
  bottom: -2px;
  width: 1px;
  background: rgba(23, 32, 51, 0.15);
}
.step:last-child::before { display: none; }
.step::after {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--gold-bright);
  box-shadow: 0 0 0 4px var(--gold-soft);
}
.step h3 { margin-bottom: 6px; }
.step p { font-size: 0.96rem; }
.steps-after { margin-top: 28px; max-width: 46rem; font-size: 0.96rem; }

/* ---------------- Checklist (requirements) --------------------- */
.checklist { list-style: none; display: flex; flex-direction: column; gap: 12px; max-width: 46rem; }
.checklist li {
  position: relative;
  padding-left: 34px;
  color: var(--text-dim);
}
.checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.24em;
  width: 20px;
  height: 20px;
  border-radius: 7px;
  background: var(--ink);
}
.checklist li::after {
  content: "";
  position: absolute;
  left: 5px;
  top: calc(0.24em + 5px);
  width: 9px;
  height: 5px;
  border-left: 2px solid #ffffff;
  border-bottom: 2px solid #ffffff;
  transform: rotate(-45deg);
}

/* ---------------- Contact ------------------------------------- */
.contact { padding-block: 72px 88px; }
.contact-panel {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 56px 44px;
}
.contact-panel > p { margin-top: 14px; max-width: 38rem; }

.contact-phone {
  margin-top: 30px;
  font-size: clamp(1.8rem, 4.6vw, 2.9rem);
  font-weight: 750;
  letter-spacing: -0.02em;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  transition: color 0.2s;
}
.contact-phone:hover { color: var(--gold); }

.contact-email {
  margin-top: 8px;
  font-size: 1.04rem;
  color: var(--text-dim);
  transition: color 0.2s;
}
.contact-email:hover { color: var(--ink); }

.contact-panel .cta-row { margin-top: 30px; }
.contact-note { margin-top: 20px; font-size: 0.92rem; color: var(--text-faint); }

/* ---------------- Footer -------------------------------------- */
.footer { border-top: 1px solid var(--line); background: rgba(255, 255, 255, 0.35); }
.footer-inner {
  padding-block: 28px;
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}
.footer .brand img { width: 24px; }
.footer-links { display: flex; gap: 22px; margin-inline: auto; flex-wrap: wrap; }
.footer-links a { font-size: 0.9rem; color: var(--text-faint); transition: color 0.2s; }
.footer-links a:hover { color: var(--ink); }
.footer-copy { font-size: 0.88rem; color: var(--text-faint); }

/* ---------------- Auth & member area -------------------------- */
.auth-wrap { max-width: 480px; margin-inline: auto; padding: 56px 24px 88px; }
.auth-card { padding: 40px 36px; }
.auth-sub { margin: 12px 0 26px; font-size: 0.98rem; }

.tabs {
  display: flex;
  gap: 6px;
  background: var(--well);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 5px;
  margin-bottom: 24px;
}
.tab {
  flex: 1;
  padding: 10px 12px;
  border: 0;
  border-radius: 10px;
  background: none;
  font-family: var(--font);
  font-size: 0.94rem;
  font-weight: 600;
  color: var(--text-dim);
  cursor: pointer;
  transition: background 0.2s, color 0.2s, box-shadow 0.2s;
}
.tab[aria-selected="true"] {
  background: #ffffff;
  color: var(--ink);
  box-shadow: 0 1px 3px rgba(23, 32, 51, 0.12);
}

.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.field label { font-size: 0.9rem; font-weight: 600; color: var(--ink); }
.field input {
  font-family: var(--font);
  font-size: 1rem;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-ui);
  padding: 11px 14px;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.field input:focus {
  outline: none;
  border-color: var(--ink);
  box-shadow: 0 0 0 3px rgba(23, 32, 51, 0.12);
}
.field .hint { font-size: 0.82rem; color: var(--text-faint); }

.form-err {
  display: none;
  margin: 0 0 16px;
  padding: 11px 14px;
  border-radius: var(--radius-ui);
  background: rgba(180, 35, 24, 0.08);
  border: 1px solid rgba(180, 35, 24, 0.25);
  color: #8f1d13;
  font-size: 0.92rem;
}
.form-err.show { display: block; }

.auth-submit { width: 100%; text-align: center; margin-top: 6px; }
.auth-note { margin-top: 18px; font-size: 0.88rem; color: var(--text-faint); text-align: center; }

.member-loading { color: var(--text-faint); }
.member-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}
.member-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.member-span2 { grid-column: span 2; }

.kv-list { display: flex; flex-direction: column; gap: 12px; margin-top: 4px; }
.kv dt { font-size: 0.85rem; color: var(--text-faint); }
.kv dd { font-weight: 600; color: var(--ink); overflow-wrap: anywhere; }

.member-links { list-style: none; display: flex; flex-direction: column; gap: 10px; margin-top: 4px; }

/* ---------------- Subscriptions ------------------------------- */
.sub-price-row { margin: 10px 0 6px; }
.sub-features { list-style: none; display: flex; flex-direction: column; gap: 8px; margin: 14px 0 24px; }
.sub-features li {
  position: relative;
  padding-left: 22px;
  color: var(--text-dim);
  font-size: 0.94rem;
}
.sub-features li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.5em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--gold-bright);
}

.sub-notice {
  background: var(--well);
  border: 1px solid var(--line);
  border-radius: var(--radius-ui);
  padding: 18px;
  margin-bottom: 8px;
}
.sub-notice p { font-size: 0.95rem; }
.sub-notice-contact { display: flex; gap: 18px; flex-wrap: wrap; margin-top: 10px; }

.sub-testmode {
  font-size: 0.88rem;
  color: #7a5a12;
  background: rgba(232, 163, 61, 0.14);
  border: 1px solid rgba(232, 163, 61, 0.35);
  border-radius: var(--radius-ui);
  padding: 9px 13px;
  margin-bottom: 14px;
}

#card-container { min-height: 44px; }

.member-banner {
  background: rgba(22, 101, 52, 0.1);
  border: 1px solid rgba(22, 101, 52, 0.28);
  color: #14532d;
  border-radius: var(--radius-ui);
  padding: 12px 16px;
  font-size: 0.95rem;
  margin-bottom: 20px;
}

.sub-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  border-top: 1px solid var(--line);
  padding: 14px 0;
}
.sub-row:first-child { border-top: 0; padding-top: 6px; }
.sub-row-main { display: flex; flex-direction: column; gap: 2px; }
.sub-row-main strong { color: var(--ink); }
.sub-row-price { font-size: 0.9rem; color: var(--text-faint); }
.sub-row-side { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.sub-row-dates { font-size: 0.88rem; color: var(--text-faint); }

.sub-code-wrap { margin-top: 10px; }
.sub-code-label { display: block; font-size: 0.82rem; color: var(--text-faint); margin-bottom: 4px; }
.sub-code {
  display: inline-block;
  font-family: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 1.02rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--ink);
  background: var(--well);
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  padding: 6px 12px;
}
.sub-code-hint { margin-top: 6px; font-size: 0.84rem; color: var(--text-faint); max-width: 34rem; }

.chip-status {
  font-size: 0.82rem;
  font-weight: 650;
  padding: 4px 11px;
  border-radius: 999px;
  white-space: nowrap;
}
.chip-status.is-active { background: rgba(22, 101, 52, 0.12); color: #166534; }
.chip-status.is-pending { background: rgba(146, 96, 10, 0.12); color: #92600a; }
.chip-status.is-canceled { background: rgba(23, 32, 51, 0.08); color: var(--text-faint); }

.btn-small { padding: 8px 14px; font-size: 0.88rem; }

/* ---------------- Responsive ---------------------------------- */
@media (max-width: 1023px) {
  .nav-phone { display: none; }
}

@media (max-width: 860px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: rgba(246, 249, 252, 0.97);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--line);
    padding: 10px 24px 18px;
  }
  .nav-open .nav-links { display: flex; }
  .nav-links a { padding: 13px 0; border-bottom: 1px solid var(--line); font-size: 1.02rem; }
  .nav-links a:last-child { border-bottom: 0; }
  .menu-btn { display: flex; }

  .hero { padding-block: 44px 56px; }
  .hero-grid, .flagship-grid { grid-template-columns: 1fr; gap: 36px; }
  .hero-copy .lead { font-size: 1.04rem; }

  .section { padding-block: 56px; }
  .panel { padding: 28px 22px; }

  .svc-grid, .plans-grid, .feature-grid, .solve-grid, .member-grid { grid-template-columns: 1fr; }
  .member-span2 { grid-column: span 1; }
  .auth-card { padding: 30px 22px; }

  .ink-band { flex-direction: column; align-items: flex-start; padding: 32px 26px; gap: 24px; }

  .contact-panel { padding: 40px 22px; }

  .footer-inner { flex-direction: column; text-align: center; }
  .footer-links { margin-inline: 0; justify-content: center; }
}

@media (max-width: 480px) {
  .container { padding-inline: 16px; }
  .cta-row .btn { flex: 1; text-align: center; }
}

/* ---------------- Buffet Bar Caller in-app checkout ----------------- */
/* js/main.js adds .in-app on <html> when the page runs inside the iPad
   app's checkout sheet: hide the site chrome so only the content shows. */
.in-app .nav,
.in-app .footer { display: none; }
.in-app .auth-wrap { padding: 28px 24px 48px; }