/* =========================================================
   NexusPro — design system
   Brand: Ink #101417 · Mint #64E4C1 · Snow #F5F7FB
   ========================================================= */

:root {
  --ink: #101417;
  --ink-2: #181e23;
  --ink-3: #232b32;
  --ink-line: #2c353d;
  --mint: #64e4c1;
  --mint-hover: #4fd9b3;
  --mint-soft: #e3f9f2;
  --teal: #0a7a63;           /* mint's accessible partner for text on light */
  --snow: #f5f7fb;
  --white: #ffffff;
  --text: #101417;
  --muted: #56616c;
  --muted-on-ink: #a3adb6;
  --line: #e2e7ee;
  --line-strong: #cfd6df;
  --danger: #c2372b;
  --amber: #f5b83d;

  --font: "Onest", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;

  --r-sm: 8px;
  --r-md: 12px;
  --r-lg: 20px;
  --r-pill: 999px;

  --shadow-pop: 0 18px 50px -12px rgba(16, 20, 23, 0.28);
  --shadow-panel: 0 1px 2px rgba(16, 20, 23, 0.06), 0 8px 24px -10px rgba(16, 20, 23, 0.14);

  --wrap: 1200px;
  --gutter: 20px;
  --header-h: 64px;
}

@media (min-width: 768px) {
  :root { --gutter: 32px; --header-h: 72px; }
}

/* ---------- base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: calc(var(--header-h) + 16px); }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
body.menu-open { overflow: hidden; }
img { max-width: 100%; display: block; }
a { color: var(--teal); text-decoration-thickness: 1px; text-underline-offset: 3px; }
button, input, select { font: inherit; color: inherit; }
button { cursor: pointer; }
h1, h2, h3, h4 { margin: 0; line-height: 1.15; letter-spacing: -0.02em; font-weight: 700; }
p { margin: 0; }
ul, ol.steps, ol.mini-steps { margin: 0; padding: 0; list-style: none; }

:focus-visible { outline: 2px solid var(--teal); outline-offset: 2px; border-radius: 4px; }
.on-ink :focus-visible, .site-header :focus-visible, .site-footer :focus-visible { outline-color: var(--mint); }

.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip-link { position: absolute; left: 12px; top: -48px; z-index: 100; background: var(--mint); color: var(--ink); padding: 10px 14px; border-radius: var(--r-sm); font-weight: 600; }
.skip-link:focus { top: 12px; }

.icon { width: 20px; height: 20px; flex: none; }
.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter); }

/* type scale */
.h1 { font-size: clamp(2.25rem, 1.4rem + 3.6vw, 3.75rem); line-height: 1.04; letter-spacing: -0.035em; }
.h2 { font-size: clamp(1.75rem, 1.35rem + 1.6vw, 2.5rem); letter-spacing: -0.03em; }
.h3 { font-size: 1.25rem; letter-spacing: -0.015em; }
.lead { font-size: clamp(1.0625rem, 1rem + 0.3vw, 1.1875rem); color: var(--muted); max-width: 58ch; }
.muted { color: var(--muted); }
.small { font-size: 0.875rem; }

/* sections */
.section { padding: 64px 0; }
.section-tight { padding: 40px 0; }
.section-snow { background: var(--snow); }
.section-head { display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: 16px 32px; margin-bottom: 32px; }
.section-head .lead { margin-top: 10px; }
@media (min-width: 900px) { .section { padding: 96px 0; } }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 48px; padding: 0 22px;
  border-radius: var(--r-sm); border: 1px solid transparent;
  font-weight: 600; font-size: 1rem; text-decoration: none; white-space: nowrap;
  transition: background-color .15s ease, border-color .15s ease, transform .1s ease;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--mint); color: var(--ink); }
.btn-primary:hover { background: var(--mint-hover); }
.btn-dark { background: var(--ink); color: var(--white); }
.btn-dark:hover { background: var(--ink-3); }
.btn-outline { background: var(--white); color: var(--ink); border-color: var(--line-strong); }
.btn-outline:hover { border-color: var(--ink); }
.btn-ghost-ink { background: transparent; color: var(--white); border-color: var(--ink-line); }
.btn-ghost-ink:hover { border-color: var(--mint); }
.btn-block { width: 100%; }
.btn-lg { min-height: 56px; font-size: 1.0625rem; }
.btn[disabled] { opacity: .5; cursor: not-allowed; }

.link-arrow { display: inline-flex; align-items: center; gap: 4px; font-weight: 600; text-decoration: none; }
.link-arrow:hover { text-decoration: underline; }
.link-arrow .icon { width: 18px; height: 18px; }

/* ---------- header ---------- */
.site-header { position: sticky; top: 0; z-index: 50; background: var(--ink); color: var(--white); border-bottom: 1px solid var(--ink-line); }
.header-inner { height: var(--header-h); display: flex; align-items: center; gap: 24px; }
.brand { display: flex; align-items: center; flex: none; }
.brand img { height: 26px; width: auto; }
@media (min-width: 768px) { .brand img { height: 30px; } }

.main-nav { display: none; gap: 4px; margin-left: 12px; }
.main-nav a { color: #d6dce1; text-decoration: none; font-weight: 500; font-size: 0.9375rem; padding: 8px 12px; border-radius: var(--r-sm); }
.main-nav a:hover { color: var(--white); background: var(--ink-2); }
.main-nav a[aria-current="page"] { color: var(--mint); }

.header-actions { margin-left: auto; display: flex; align-items: center; gap: 8px; }
.icon-btn { position: relative; display: inline-grid; place-items: center; width: 44px; height: 44px; border-radius: var(--r-sm); color: var(--white); background: transparent; border: 0; text-decoration: none; }
.icon-btn:hover { background: var(--ink-2); }
.icon-btn .icon { width: 22px; height: 22px; }
.cart-badge { position: absolute; top: 4px; right: 2px; min-width: 18px; height: 18px; padding: 0 5px; border-radius: var(--r-pill); background: var(--mint); color: var(--ink); font-size: 0.6875rem; font-weight: 700; line-height: 18px; text-align: center; }

.currency { position: relative; display: inline-flex; align-items: center; }
.currency-select { appearance: none; background: var(--ink-2); color: var(--white); border: 1px solid var(--ink-line); border-radius: var(--r-sm); height: 40px; padding: 0 30px 0 12px; font-size: 0.875rem; font-weight: 600; }
.currency-select:hover { border-color: #46525c; }
.currency-caret { position: absolute; right: 9px; width: 16px; height: 16px; pointer-events: none; color: var(--muted-on-ink); }

.mobile-menu { position: fixed; inset: var(--header-h) 0 0 0; background: var(--ink); padding: 8px var(--gutter) 32px; overflow-y: auto; display: flex; flex-direction: column; }
.mobile-menu[hidden] { display: none; }
.mobile-menu nav a { display: flex; align-items: center; justify-content: space-between; padding: 18px 0; border-bottom: 1px solid var(--ink-line); color: var(--white); text-decoration: none; font-size: 1.1875rem; font-weight: 600; }
.mobile-menu nav a[aria-current="page"] { color: var(--mint); }
.mobile-menu nav .icon { color: var(--muted-on-ink); }
.mobile-menu-foot { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding-top: 24px; color: var(--muted-on-ink); }

.hide-mobile { display: none; }
@media (min-width: 1024px) {
  .main-nav { display: flex; }
  .menu-btn { display: none; }
  .hide-mobile { display: block; }
  .mobile-menu { display: none !important; }
}

/* ---------- hero (home) ---------- */
.hero { background: var(--ink); color: var(--white); padding: 40px 0 56px; position: relative; overflow: hidden; }
.hero::before {
  /* the N's diagonal, used as a quiet signal beam behind the device */
  content: ""; position: absolute; right: -10%; top: -30%; width: 70%; height: 160%;
  background: linear-gradient(115deg, transparent 42%, rgba(100, 228, 193, 0.09) 42%, rgba(100, 228, 193, 0.09) 58%, transparent 58%);
  pointer-events: none;
}
.hero-grid { position: relative; display: grid; gap: 40px; align-items: center; }
.hero-copy .h1 { max-width: 15ch; text-wrap: balance; }
.hero-copy .lead { color: var(--muted-on-ink); margin-top: 16px; }
@media (min-width: 960px) {
  .hero { padding: 72px 0 96px; }
  .hero-grid { grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr); gap: 56px; }
}

/* search card */
.search-card { margin-top: 28px; background: var(--white); color: var(--text); border-radius: var(--r-lg); padding: 8px; box-shadow: var(--shadow-pop); display: grid; gap: 8px; max-width: 620px; }
.search-field { position: relative; display: flex; align-items: center; gap: 10px; padding: 0 14px; min-height: 60px; border-radius: var(--r-md); background: var(--snow); border: 1px solid transparent; }
.search-field:focus-within { border-color: var(--teal); background: var(--white); }
.search-field > .icon { color: var(--muted); }
.search-field label { position: absolute; left: 44px; top: 9px; font-size: 0.75rem; font-weight: 600; color: var(--muted); pointer-events: none; }
.search-field input, .search-field select { flex: 1; min-width: 0; border: 0; background: transparent; padding: 24px 0 8px; font-size: 1rem; font-weight: 500; outline: none; appearance: none; }
.search-field select { cursor: pointer; padding-right: 22px; }
.search-field .select-caret { position: absolute; right: 14px; color: var(--muted); pointer-events: none; }
.search-card .btn { min-height: 60px; border-radius: var(--r-md); font-size: 1.0625rem; }
@media (min-width: 560px) {
  .search-card { grid-template-columns: minmax(0, 1fr) auto; }
  .search-card .btn { padding: 0 28px; }
}

.combo-list { position: absolute; left: 0; right: 0; top: calc(100% + 10px); z-index: 30; background: var(--white); border-radius: var(--r-md); box-shadow: var(--shadow-pop); border: 1px solid var(--line); padding: 6px; max-height: 360px; overflow-y: auto; }
.combo-list[hidden] { display: none; }
.combo-list li { display: flex; align-items: center; gap: 12px; padding: 10px; border-radius: var(--r-sm); cursor: pointer; }
.combo-list li[aria-selected="true"], .combo-list li[role="option"]:hover { background: var(--snow); }
.combo-name { font-weight: 600; }
.combo-meta { margin-left: auto; font-size: 0.8125rem; color: var(--muted); }
.combo-head { font-size: 0.8125rem; color: var(--muted); font-weight: 600; cursor: default !important; padding: 8px 10px 4px !important; }
.combo-empty { color: var(--muted); cursor: default !important; }

.hero-proof { margin-top: 24px; display: flex; flex-wrap: wrap; align-items: center; gap: 10px 24px; color: var(--muted-on-ink); font-size: 0.9375rem; }
.hero-proof strong { color: var(--white); font-weight: 600; }
.hero-proof .proof-item { display: inline-flex; align-items: center; gap: 8px; }
.hero-proof .icon { color: var(--mint); width: 18px; height: 18px; }
.stars { display: inline-flex; gap: 1px; color: var(--amber); }
.stars .icon { width: 16px; height: 16px; fill: currentColor; stroke: none; }

/* device mock: the product, live */
.device-stage { display: none; position: relative; justify-self: center; }
@media (min-width: 960px) { .device-stage { display: block; } }
.device { width: 300px; border-radius: 44px; padding: 12px; background: #20272d; box-shadow: 0 40px 80px -30px rgba(0, 0, 0, 0.7), inset 0 0 0 1px #39434c; }
.device-screen { border-radius: 34px; background: var(--snow); color: var(--text); padding: 18px 18px 22px; min-height: 540px; display: flex; flex-direction: column; gap: 14px; }
.device-status { display: flex; justify-content: space-between; align-items: center; font-size: 0.8125rem; font-weight: 600; padding: 0 6px; }
.device-status .bars { display: inline-flex; align-items: center; gap: 6px; }
.device-status .icon { width: 16px; height: 16px; }
.device-island { width: 96px; height: 26px; border-radius: 20px; background: var(--ink); margin: -2px auto 4px; }
.device-card { background: var(--white); border-radius: 20px; padding: 16px; border: 1px solid var(--line); }
.device-card-ink { background: var(--ink); color: var(--white); border: 0; }
.device-row { display: flex; align-items: center; gap: 12px; }
.device-row .thumb { width: 40px; height: 40px; }
.device-title { font-weight: 700; font-size: 1rem; line-height: 1.2; }
.device-sub { font-size: 0.8125rem; color: var(--muted); }
.device-card-ink .device-sub { color: var(--muted-on-ink); }
.live-pill { margin-left: auto; display: inline-flex; align-items: center; gap: 6px; font-size: 0.75rem; font-weight: 700; color: var(--teal); background: var(--mint-soft); padding: 4px 10px; border-radius: var(--r-pill); }
.live-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--teal); }
@media (prefers-reduced-motion: no-preference) {
  .live-dot { animation: pulse 2s ease-in-out infinite; }
  @keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: .35; } }
}
.usage { margin-top: 14px; }
.usage-meta { display: flex; justify-content: space-between; font-size: 0.8125rem; margin-bottom: 8px; }
.usage-bar { height: 8px; border-radius: 8px; background: var(--ink-3); overflow: hidden; }
.usage-bar span { display: block; height: 100%; width: 38%; background: var(--mint); border-radius: 8px; }
.device-list { display: grid; gap: 2px; }
.device-list div { display: flex; justify-content: space-between; font-size: 0.875rem; padding: 10px 2px; border-bottom: 1px solid var(--line); }
.device-list div:last-child { border-bottom: 0; }
.device-list span:first-child { color: var(--muted); }
.device-list strong { font-weight: 600; }

/* trust strip */
.trust-strip { border-bottom: 1px solid var(--line); background: var(--white); }
.trust-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px 16px; padding: 24px 0; }
.trust-item { display: flex; gap: 12px; align-items: flex-start; }
.trust-item .icon { width: 24px; height: 24px; color: var(--teal); margin-top: 2px; }
.trust-item strong { display: block; font-weight: 600; font-size: 0.9375rem; line-height: 1.3; }
.trust-item span { display: block; font-size: 0.8125rem; color: var(--muted); line-height: 1.4; margin-top: 2px; }
@media (min-width: 900px) { .trust-grid { grid-template-columns: repeat(4, 1fr); padding: 28px 0; } }

/* ---------- tabs ---------- */
.tabs { display: inline-flex; gap: 4px; padding: 4px; background: var(--snow); border: 1px solid var(--line); border-radius: var(--r-pill); max-width: 100%; overflow-x: auto; scrollbar-width: none; }
.tabs::-webkit-scrollbar { display: none; }
.tab { border: 0; background: transparent; padding: 0 18px; min-height: 40px; border-radius: var(--r-pill); font-weight: 600; font-size: 0.9375rem; color: var(--muted); white-space: nowrap; }
.tab:hover { color: var(--ink); }
.tab[aria-selected="true"] { background: var(--ink); color: var(--white); }

.chips { display: flex; gap: 8px; overflow-x: auto; scrollbar-width: none; padding-bottom: 2px; }
.chips::-webkit-scrollbar { display: none; }
.chip { border: 1px solid var(--line-strong); background: var(--white); border-radius: var(--r-pill); min-height: 38px; padding: 0 14px; font-size: 0.875rem; font-weight: 500; white-space: nowrap; color: var(--text); }
.chip:hover { border-color: var(--ink); }
.chip[aria-pressed="true"] { background: var(--mint-soft); border-color: var(--teal); color: var(--teal); font-weight: 600; }

/* ---------- destination list ---------- */
.dest-grid { display: grid; grid-template-columns: 1fr; border-top: 1px solid var(--line); }
@media (min-width: 640px) { .dest-grid { grid-template-columns: 1fr 1fr; column-gap: 32px; } }
@media (min-width: 1024px) { .dest-grid { grid-template-columns: repeat(3, 1fr); } }
.dest-row { display: flex; align-items: center; gap: 14px; min-height: 72px; padding: 12px 4px; border-bottom: 1px solid var(--line); color: var(--text); text-decoration: none; }
.dest-row:hover .dest-name { color: var(--teal); }
.dest-row:hover .dest-go { transform: translateX(3px); color: var(--teal); }
.dest-name { font-weight: 600; line-height: 1.3; }
.dest-sub { display: block; font-size: 0.8125rem; color: var(--muted); font-weight: 400; }
.dest-price { margin-left: auto; text-align: right; font-size: 0.8125rem; color: var(--muted); line-height: 1.3; white-space: nowrap; }
.dest-price strong { display: block; color: var(--text); font-size: 1rem; font-weight: 700; }
.dest-go { color: var(--line-strong); transition: transform .15s ease, color .15s ease; }

.thumb { position: relative; width: 40px; height: 40px; border-radius: 50%; overflow: hidden; flex: none; display: grid; place-items: center; background: var(--snow); }
.thumb::after { content: ""; position: absolute; inset: 0; border-radius: inherit; box-shadow: inset 0 0 0 1px rgba(16, 20, 23, .14); }
.thumb img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.thumb-bundle { background: var(--ink); color: var(--mint); box-shadow: none; }
.thumb-bundle .icon { width: 22px; height: 22px; }
.thumb-sm { width: 28px; height: 28px; }
.thumb-sm .icon { width: 16px; height: 16px; }
.thumb-lg { width: 64px; height: 64px; }
.thumb-lg .icon { width: 32px; height: 32px; }

.list-foot { margin-top: 24px; display: flex; justify-content: center; }
.empty-state { padding: 48px 0; text-align: center; color: var(--muted); }
.empty-state strong { display: block; color: var(--text); font-size: 1.125rem; margin-bottom: 6px; }

/* ---------- steps ---------- */
.steps { display: grid; gap: 16px; counter-reset: step; }
@media (min-width: 900px) { .steps { grid-template-columns: repeat(3, 1fr); gap: 24px; } }
.step { position: relative; padding: 28px 24px; border-radius: var(--r-lg); background: var(--white); border: 1px solid var(--line); }
.step-num { display: inline-grid; place-items: center; width: 36px; height: 36px; border-radius: 50%; background: var(--ink); color: var(--mint); font-weight: 700; font-size: 0.9375rem; margin-bottom: 20px; }
.step h3 { margin-bottom: 8px; }
.step p { color: var(--muted); }
.step .tip { margin-top: 14px; font-size: 0.875rem; color: var(--text); background: var(--snow); padding: 10px 12px; border-radius: var(--r-sm); }
.step code, .tip code, code.kbd { font-family: inherit; font-weight: 700; background: var(--mint-soft); color: var(--teal); padding: 1px 6px; border-radius: 5px; }

/* ---------- features ---------- */
.features { display: grid; gap: 28px 40px; }
@media (min-width: 700px) { .features { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1024px) { .features { grid-template-columns: repeat(3, 1fr); } }
.feature { display: flex; gap: 16px; }
.feature-icon { flex: none; width: 44px; height: 44px; border-radius: var(--r-md); background: var(--mint-soft); color: var(--teal); display: grid; place-items: center; }
.feature-icon .icon { width: 22px; height: 22px; }
.feature h3 { font-size: 1.0625rem; margin-bottom: 4px; letter-spacing: -0.01em; }
.feature p { color: var(--muted); font-size: 0.9375rem; }

/* ---------- guarantee band ---------- */
.guarantee { background: var(--ink); color: var(--white); border-radius: var(--r-lg); padding: 32px 24px; display: grid; gap: 24px; align-items: center; }
.guarantee .lead { color: var(--muted-on-ink); margin-top: 10px; }
.guarantee-seal { width: 88px; height: 88px; border-radius: 50%; border: 2px solid var(--mint); display: grid; place-items: center; text-align: center; color: var(--mint); font-weight: 700; line-height: 1.05; font-size: 0.8125rem; }
.guarantee-seal strong { display: block; font-size: 1.75rem; letter-spacing: -0.03em; }
.guarantee-list { display: grid; gap: 10px; }
.guarantee-list li { display: flex; gap: 10px; color: #d6dce1; }
.guarantee-list .icon { color: var(--mint); margin-top: 3px; }
@media (min-width: 900px) {
  .guarantee { grid-template-columns: auto 1.2fr 1fr; padding: 48px; gap: 40px; }
}

/* ---------- compatibility ---------- */
.compat { display: grid; gap: 32px; align-items: start; }
@media (min-width: 900px) { .compat { grid-template-columns: 1fr 1fr; gap: 56px; } }
.dial-card { margin-top: 24px; display: flex; align-items: center; gap: 16px; padding: 18px; border-radius: var(--r-md); background: var(--white); border: 1px solid var(--line); }
.dial-code { flex: none; font-size: 1.5rem; font-weight: 700; letter-spacing: 0.04em; background: var(--ink); color: var(--mint); border-radius: var(--r-sm); padding: 8px 14px; }
.checker { background: var(--white); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 20px; box-shadow: var(--shadow-panel); }
.checker-input { display: flex; align-items: center; gap: 10px; border: 1px solid var(--line-strong); border-radius: var(--r-md); padding: 0 14px; min-height: 52px; }
.checker-input:focus-within { border-color: var(--teal); box-shadow: 0 0 0 3px var(--mint-soft); }
.checker-input .icon { color: var(--muted); }
.checker-input input { flex: 1; min-width: 0; border: 0; outline: 0; background: transparent; font-size: 1rem; }
.checker-result { margin-top: 14px; min-height: 120px; }
.checker-result ul { display: grid; gap: 2px; max-height: 260px; overflow-y: auto; }
.checker-result li { display: flex; align-items: center; gap: 10px; padding: 9px 4px; border-bottom: 1px solid var(--line); font-size: 0.9375rem; }
.checker-result li .icon { color: var(--teal); width: 18px; height: 18px; }
.checker-result .brand-tag { margin-left: auto; font-size: 0.75rem; color: var(--muted); }
.checker-note { font-size: 0.8125rem; color: var(--muted); margin-top: 12px; }
.checker-miss { padding: 14px; border-radius: var(--r-sm); background: var(--snow); font-size: 0.9375rem; }

/* ---------- reviews ---------- */
.reviews { display: grid; gap: 16px; }
@media (min-width: 900px) { .reviews { grid-template-columns: repeat(3, 1fr); gap: 24px; } }
.review { padding: 24px; border-radius: var(--r-lg); background: var(--white); border: 1px solid var(--line); display: flex; flex-direction: column; gap: 14px; }
.review blockquote { margin: 0; font-size: 1.0625rem; line-height: 1.55; }
.review figcaption { margin-top: auto; font-size: 0.875rem; color: var(--muted); }
.review figcaption strong { color: var(--text); font-weight: 600; }
.rating-summary { display: flex; align-items: center; gap: 14px; }
.rating-big { font-size: 2.5rem; font-weight: 700; letter-spacing: -0.04em; line-height: 1; }

/* ---------- FAQ ---------- */
.faq-layout { display: grid; gap: 32px; }
@media (min-width: 900px) { .faq-layout { grid-template-columns: 0.8fr 1.2fr; gap: 64px; } }
.faq-list { border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-item summary { list-style: none; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 20px 0; cursor: pointer; font-weight: 600; font-size: 1.0625rem; line-height: 1.4; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover span { color: var(--teal); }
.faq-icon { color: var(--muted); transition: transform .2s ease; }
.faq-item[open] .faq-icon { transform: rotate(45deg); color: var(--teal); }
.faq-body { padding: 0 40px 22px 0; color: var(--muted); max-width: 68ch; }

/* ---------- CTA band ---------- */
.cta-band { background: var(--ink); color: var(--white); }
.cta-inner { display: grid; gap: 24px; align-items: center; padding: 56px 0; }
.cta-inner .lead { color: var(--muted-on-ink); margin-top: 10px; }
.cta-actions { display: flex; flex-wrap: wrap; gap: 12px; }
@media (min-width: 900px) { .cta-inner { grid-template-columns: 1fr auto; padding: 72px 0; } }

/* ---------- footer ---------- */
.site-footer { background: var(--ink); color: var(--muted-on-ink); border-top: 1px solid var(--ink-line); font-size: 0.9375rem; }
.footer-top { display: grid; gap: 40px; padding: 56px 0 40px; }
.footer-brand img { height: 28px; width: auto; }
.footer-brand p { margin-top: 16px; max-width: 34ch; }
.footer-contact { margin-top: 16px; display: inline-flex; align-items: center; gap: 8px; color: var(--white); text-decoration: none; }
.footer-contact .icon { color: var(--mint); width: 18px; height: 18px; }
.footer-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 32px 24px; }
.footer-cols h2 { font-size: 0.9375rem; color: var(--white); font-weight: 600; letter-spacing: 0; margin-bottom: 14px; }
.footer-cols li + li { margin-top: 10px; }
.footer-cols a { color: var(--muted-on-ink); text-decoration: none; }
.footer-cols a:hover { color: var(--white); }
.footer-bottom { display: flex; flex-wrap: wrap; gap: 16px; align-items: center; justify-content: space-between; padding: 24px 0 32px; border-top: 1px solid var(--ink-line); font-size: 0.8125rem; }
.pay-badges { display: flex; flex-wrap: wrap; gap: 6px; }
.pay-badges li { border: 1px solid var(--ink-line); border-radius: 6px; padding: 3px 8px; color: #d6dce1; font-weight: 600; font-size: 0.75rem; }
@media (min-width: 900px) {
  .footer-top { grid-template-columns: 1fr 2fr; gap: 64px; padding: 72px 0 48px; }
  .footer-cols { grid-template-columns: repeat(4, 1fr); }
}

/* ---------- page header (inner pages) ---------- */
.page-head { background: var(--snow); border-bottom: 1px solid var(--line); padding: 28px 0 32px; }
.page-head .lead { margin-top: 10px; }
.crumbs { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; font-size: 0.8125rem; color: var(--muted); margin-bottom: 16px; }
.crumbs a { color: var(--muted); text-decoration: none; }
.crumbs a:hover { color: var(--teal); text-decoration: underline; }
.crumbs .icon { width: 14px; height: 14px; }
@media (min-width: 900px) { .page-head { padding: 40px 0 48px; } }

.filter-bar { display: grid; gap: 16px; margin-bottom: 28px; }
.filter-search { display: flex; align-items: center; gap: 10px; border: 1px solid var(--line-strong); border-radius: var(--r-md); padding: 0 14px; min-height: 52px; background: var(--white); max-width: 520px; }
.filter-search:focus-within { border-color: var(--teal); box-shadow: 0 0 0 3px var(--mint-soft); }
.filter-search .icon { color: var(--muted); }
.filter-search input { flex: 1; min-width: 0; border: 0; outline: 0; background: transparent; font-size: 1rem; }
.result-count { font-size: 0.875rem; color: var(--muted); }

/* ---------- destination page (minimal: details once, then plans) ---------- */
.dest-layout { display: grid; gap: 24px; padding-block: 20px 48px; max-width: 680px; }
@media (min-width: 960px) {
  .dest-layout { max-width: var(--wrap); grid-template-columns: minmax(0, 380px) minmax(0, 560px); justify-content: center; gap: 64px; padding-block: 40px 96px; align-items: start; }
  .dest-info { position: sticky; top: calc(var(--header-h) + 32px); }
}
.dest-info .crumbs { margin-bottom: 16px; }
.dest-head { display: flex; align-items: center; gap: 14px; }
.dest-title { font-size: clamp(1.625rem, 1.3rem + 1.6vw, 2.25rem); letter-spacing: -0.03em; line-height: 1.1; }
.dest-from { margin-top: 4px; color: var(--muted); font-size: 0.9375rem; }
.dest-from strong { color: var(--ink); font-weight: 700; }

.dest-specs { margin: 20px 0 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border: 1px solid var(--line); border-radius: var(--r-md); }
.dest-specs > div { padding: 12px; display: grid; gap: 2px; align-content: start; }
.dest-specs > div + div { border-left: 1px solid var(--line); }
.dest-specs .icon { width: 18px; height: 18px; color: var(--teal); margin-bottom: 4px; }
.dest-specs dt { font-size: 0.75rem; color: var(--muted); }
.dest-specs dd { margin: 0; font-size: 0.9375rem; font-weight: 600; line-height: 1.3; overflow-wrap: anywhere; }

.dest-covers { margin-top: 12px; border: 1px solid var(--line); border-radius: var(--r-md); }
.dest-covers summary { display: flex; align-items: center; gap: 8px; min-height: 48px; padding: 0 14px; cursor: pointer; list-style: none; font-weight: 600; font-size: 0.9375rem; }
.dest-covers summary::-webkit-details-marker { display: none; }
.dest-covers summary span { color: var(--muted); font-weight: 500; }
.dest-covers summary .icon { margin-left: auto; width: 18px; height: 18px; color: var(--muted); transition: transform .15s ease; }
.dest-covers[open] summary .icon { transform: rotate(180deg); }
.dest-covers .coverage-list { padding: 0 14px 14px; }
.coverage-list { display: flex; flex-wrap: wrap; gap: 6px; }
.coverage-list a, .coverage-list span { display: inline-flex; align-items: center; gap: 6px; padding: 4px 10px 4px 4px; border: 1px solid var(--line); border-radius: var(--r-pill); font-size: 0.8125rem; color: var(--text); text-decoration: none; }
.coverage-list a:hover { border-color: var(--teal); }
.coverage-list .thumb { width: 20px; height: 20px; }
.dest-note { margin-top: 14px; font-size: 0.875rem; color: var(--muted); }

.dest-plans h2:not(.sr-only) { font-size: 1.125rem; }
.dest-plans .tabs { display: flex; width: 100%; margin-bottom: 12px; }
.dest-plans .tab { flex: 1; }

.plan-list { display: grid; gap: 8px; border: 0; padding: 0; margin: 0; min-width: 0; }
.plan-option { position: relative; }
.plan-option input { position: absolute; opacity: 0; inset: 0; pointer-events: none; }
.plan-option label { display: flex; align-items: center; gap: 14px; padding: 12px 16px; min-height: 64px; border: 1.5px solid var(--line); border-radius: var(--r-md); cursor: pointer; transition: border-color .12s ease, background-color .12s ease; }
.plan-option label:hover { border-color: var(--line-strong); }
.plan-option input:checked + label { border-color: var(--ink); background: var(--snow); box-shadow: inset 0 0 0 1px var(--ink); }
.plan-option input:focus-visible + label { outline: 2px solid var(--teal); outline-offset: 2px; }
.radio { flex: none; width: 20px; height: 20px; border-radius: 50%; border: 1.5px solid var(--line-strong); display: grid; place-items: center; background: var(--white); }
.plan-option input:checked + label .radio { border-color: var(--ink); background: var(--ink); }
.plan-option input:checked + label .radio::after { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--mint); }
.plan-main { min-width: 0; display: grid; gap: 1px; }
.plan-main strong { font-size: 1.0625rem; font-weight: 700; line-height: 1.25; }
.plan-main > span { font-size: 0.875rem; color: var(--muted); }
.plan-main .plan-features { font-size: 0.75rem; color: var(--teal); }
.plan-tag { display: inline-block; vertical-align: 2px; margin-left: 4px; font-size: 0.6875rem; font-weight: 700; background: var(--mint); color: var(--ink); padding: 2px 8px; border-radius: var(--r-pill); white-space: nowrap; }
.plan-price { margin-left: auto; text-align: right; line-height: 1.25; flex: none; }
.plan-price strong { display: block; font-size: 1.0625rem; font-weight: 700; white-space: nowrap; }
.plan-price s { display: block; font-size: 0.75rem; color: var(--muted); }

.buy-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: 16px; }
.buy-total { text-align: right; line-height: 1.2; }
.buy-total span { display: block; font-size: 0.8125rem; color: var(--muted); }
.buy-total strong { font-size: 1.5rem; letter-spacing: -0.03em; }
.stepper { display: inline-flex; align-items: center; border: 1px solid var(--line-strong); border-radius: var(--r-sm); }
.stepper button { width: 44px; height: 44px; border: 0; background: transparent; display: grid; place-items: center; color: var(--ink); }
.stepper button:hover:not([disabled]) { background: var(--snow); }
.stepper button[disabled] { color: var(--line-strong); cursor: not-allowed; }
.stepper output { min-width: 28px; text-align: center; font-weight: 700; }
.buy-actions { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 2fr); gap: 8px; margin-top: 14px; }
.buy-note { display: flex; align-items: center; justify-content: center; gap: 6px; margin-top: 12px; font-size: 0.8125rem; color: var(--muted); }
.buy-note .icon { width: 16px; height: 16px; color: var(--teal); }

.mobile-buy-bar { position: fixed; left: 0; right: 0; bottom: 0; z-index: 40; background: var(--white); border-top: 1px solid var(--line); box-shadow: 0 -8px 24px -12px rgba(16, 20, 23, .2); padding: 12px var(--gutter) calc(12px + env(safe-area-inset-bottom)); display: flex; align-items: center; gap: 14px; transform: translateY(110%); transition: transform .2s ease; }
.mobile-buy-bar.is-visible { transform: none; }
.mobile-buy-bar .mb-info { min-width: 0; line-height: 1.25; }
.mobile-buy-bar .mb-info span { display: block; font-size: 0.75rem; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.mobile-buy-bar .mb-info strong { font-size: 1.125rem; }
.mobile-buy-bar .btn { margin-left: auto; flex: none; }
@media (min-width: 960px) { .mobile-buy-bar { display: none; } }
@media (prefers-reduced-motion: reduce) { .mobile-buy-bar { transition: none; } }
.note-box { display: flex; gap: 12px; padding: 16px; background: var(--mint-soft); border-radius: var(--r-md); font-size: 0.9375rem; color: #0b3e33; }
.note-box .icon { color: var(--teal); margin-top: 2px; }

/* ---------- install guide tabs ---------- */
.guide { border: 1px solid var(--line); border-radius: var(--r-lg); padding: 20px; background: var(--white); }
.guide ol { margin: 16px 0 0; padding-left: 22px; display: grid; gap: 10px; }
.guide li::marker { font-weight: 700; color: var(--teal); }

/* ---------- help / contact ---------- */
.help-search { margin-top: 20px; }
.faq-cat { margin-top: 40px; }
.faq-cat:first-child { margin-top: 0; }
.faq-cat h2 { font-size: 1.125rem; margin-bottom: 4px; letter-spacing: -0.01em; }
.contact-grid { display: grid; gap: 16px; }
@media (min-width: 800px) { .contact-grid { grid-template-columns: repeat(3, 1fr); } }
.contact-card { padding: 24px; border: 1px solid var(--line); border-radius: var(--r-lg); background: var(--white); display: flex; flex-direction: column; gap: 10px; }
.contact-card .feature-icon { margin-bottom: 6px; }
.contact-card p { color: var(--muted); font-size: 0.9375rem; }
.contact-card .btn { margin-top: auto; align-self: flex-start; }

/* ---------- checkout ---------- */
.checkout-steps { display: flex; gap: 8px; font-size: 0.875rem; color: var(--muted); margin-top: 14px; flex-wrap: wrap; }
.checkout-steps span { display: inline-flex; align-items: center; gap: 6px; }
.checkout-steps .on { color: var(--text); font-weight: 600; }
.checkout-steps .dot { width: 22px; height: 22px; border-radius: 50%; display: grid; place-items: center; font-size: 0.75rem; font-weight: 700; background: var(--line); color: var(--muted); }
.checkout-steps .on .dot { background: var(--ink); color: var(--mint); }
.checkout-layout { display: grid; gap: 24px; padding-block: 24px 80px; }
.summary-wrap { order: -1; }
@media (min-width: 1024px) {
  .checkout-layout { grid-template-columns: minmax(0, 1fr) 400px; gap: 48px; padding-block: 48px 96px; align-items: start; }
  .summary-wrap { order: 0; position: sticky; top: calc(var(--header-h) + 24px); }
}
.form-card { border: 1px solid var(--line); border-radius: var(--r-lg); padding: 20px; background: var(--white); }
.form-card + .form-card { margin-top: 16px; }
@media (min-width: 640px) { .form-card { padding: 28px; } }
.form-card h2 { font-size: 1.1875rem; letter-spacing: -0.01em; display: flex; align-items: center; gap: 10px; }
.form-card h2 .dot { width: 26px; height: 26px; border-radius: 50%; background: var(--ink); color: var(--mint); display: grid; place-items: center; font-size: 0.8125rem; }
.form-card > p { color: var(--muted); font-size: 0.9375rem; margin-top: 6px; }
.field { display: grid; gap: 6px; margin-top: 16px; }
.field label { font-size: 0.875rem; font-weight: 600; }
.field input { min-height: 50px; border: 1px solid var(--line-strong); border-radius: var(--r-sm); padding: 0 14px; font-size: 1rem; background: var(--white); width: 100%; }
.field input:focus { outline: none; border-color: var(--teal); box-shadow: 0 0 0 3px var(--mint-soft); }
.field input[aria-invalid="true"] { border-color: var(--danger); }
.field .hint { font-size: 0.8125rem; color: var(--muted); }
.field .error { font-size: 0.8125rem; color: var(--danger); }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.check-line { display: flex; gap: 10px; align-items: flex-start; margin-top: 16px; font-size: 0.9375rem; }
.check-line input { width: 20px; height: 20px; margin-top: 2px; accent-color: var(--ink); flex: none; }

.pay-methods { display: grid; gap: 8px; margin-top: 16px; }
@media (min-width: 560px) { .pay-methods { grid-template-columns: repeat(3, 1fr); } }
.pay-option input { position: absolute; opacity: 0; pointer-events: none; }
.pay-option { position: relative; }
.pay-option label { display: flex; align-items: center; justify-content: center; gap: 8px; min-height: 54px; border: 1.5px solid var(--line); border-radius: var(--r-md); font-weight: 600; cursor: pointer; }
.pay-option input:checked + label { border-color: var(--ink); box-shadow: inset 0 0 0 1px var(--ink); background: var(--snow); }
.pay-option input:focus-visible + label { outline: 2px solid var(--teal); outline-offset: 2px; }
.secure-line { display: flex; align-items: center; gap: 8px; font-size: 0.8125rem; color: var(--muted); margin-top: 16px; }
.secure-line .icon { width: 16px; height: 16px; color: var(--teal); }
.demo-note { margin-top: 12px; font-size: 0.8125rem; color: var(--muted); background: var(--snow); padding: 10px 12px; border-radius: var(--r-sm); }

.summary { border: 1px solid var(--line); border-radius: var(--r-lg); background: var(--white); box-shadow: var(--shadow-panel); overflow: hidden; }
.summary-head { padding: 18px 20px; border-bottom: 1px solid var(--line); display: flex; justify-content: space-between; align-items: center; }
.summary-head h2 { font-size: 1.125rem; letter-spacing: -0.01em; }
.summary-items { padding: 4px 20px; }
.line-item { display: grid; grid-template-columns: auto 1fr auto; gap: 12px; padding: 16px 0; border-bottom: 1px solid var(--line); align-items: start; }
.line-item:last-child { border-bottom: 0; }
.line-item h3 { font-size: 0.9375rem; letter-spacing: 0; font-weight: 600; line-height: 1.3; }
.line-item p { font-size: 0.8125rem; color: var(--muted); }
.line-controls { display: flex; align-items: center; gap: 8px; margin-top: 8px; }
.line-controls .stepper button { width: 32px; height: 32px; }
.line-controls .stepper output { min-width: 24px; font-size: 0.875rem; }
.remove-btn { border: 0; background: transparent; color: var(--muted); display: inline-flex; align-items: center; gap: 4px; font-size: 0.8125rem; padding: 6px; border-radius: 6px; }
.remove-btn:hover { color: var(--danger); background: #fdf0ee; }
.remove-btn .icon { width: 16px; height: 16px; }
.line-price { font-weight: 700; white-space: nowrap; }
.summary-totals { padding: 16px 20px; background: var(--snow); border-top: 1px solid var(--line); display: grid; gap: 8px; font-size: 0.9375rem; }
.summary-totals div { display: flex; justify-content: space-between; }
.summary-totals .grand { font-size: 1.25rem; font-weight: 700; padding-top: 8px; border-top: 1px solid var(--line); margin-top: 4px; }
.summary-foot { padding: 16px 20px 20px; }
.promo { display: flex; gap: 8px; padding: 0 20px 16px; }
.promo input { flex: 1; min-width: 0; min-height: 44px; border: 1px solid var(--line-strong); border-radius: var(--r-sm); padding: 0 12px; }
.promo .btn { min-height: 44px; padding: 0 16px; }

.success { max-width: 720px; margin: 0 auto; padding-block: 48px 96px; text-align: center; }
.success-icon { width: 64px; height: 64px; border-radius: 50%; background: var(--mint); color: var(--ink); display: grid; place-items: center; margin: 0 auto 20px; }
.success-icon .icon { width: 32px; height: 32px; stroke-width: 2.4; }
.success .lead { margin: 12px auto 0; }
.qr-card { margin: 32px auto 0; max-width: 440px; border: 1px solid var(--line); border-radius: var(--r-lg); padding: 24px; text-align: left; box-shadow: var(--shadow-panel); }
.qr-card-head { display: flex; align-items: center; gap: 12px; margin-bottom: 18px; }
.qr { width: 200px; height: 200px; margin: 0 auto; padding: 10px; background: var(--white); border: 1px solid var(--line); border-radius: var(--r-md); }
.qr svg { width: 100%; height: 100%; display: block; }
.qr-caption { text-align: center; font-size: 0.8125rem; color: var(--muted); margin-top: 12px; }

/* ---------- toast ---------- */
.toast { position: fixed; left: 50%; bottom: 24px; z-index: 80; transform: translate(-50%, 20px); opacity: 0; pointer-events: none; background: var(--ink); color: var(--white); padding: 12px 16px; border-radius: var(--r-md); box-shadow: var(--shadow-pop); display: flex; align-items: center; gap: 12px; font-size: 0.9375rem; transition: opacity .2s ease, transform .2s ease; max-width: calc(100% - 32px); }
.toast.is-visible { opacity: 1; transform: translate(-50%, 0); pointer-events: auto; }
.toast .icon { color: var(--mint); }
.toast a { color: var(--mint); font-weight: 600; white-space: nowrap; }
body[data-page="product"] .toast { bottom: 96px; }
@media (min-width: 960px) { body[data-page="product"] .toast { bottom: 24px; } }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition-duration: 0.01ms !important; animation: none !important; }
}

/* ---------- manual payment checkout ---------- */
.error { color: var(--danger); font-size: 0.8125rem; }
.error:empty { display: none; }
.field textarea, .textarea { min-height: 72px; border: 1px solid var(--line-strong); border-radius: var(--r-sm); padding: 12px 14px; font-size: 1rem; width: 100%; resize: vertical; background: var(--white); }
.field textarea:focus { outline: none; border-color: var(--teal); box-shadow: 0 0 0 3px var(--mint-soft); }
.pay-methods { grid-template-columns: repeat(2, 1fr); }
@media (min-width: 560px) { .pay-methods { grid-template-columns: repeat(3, 1fr); } }
.pay-option label { padding: 0 10px; text-align: center; line-height: 1.2; }
.pay-details { margin-top: 16px; border: 1px solid var(--line); border-radius: var(--r-md); overflow: hidden; }
.pay-amount { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; padding: 16px; background: var(--ink); color: var(--white); }
.pay-amount span { color: var(--muted-on-ink); font-size: 0.875rem; }
.pay-amount strong { font-size: 1.5rem; letter-spacing: -0.02em; color: var(--mint); }
.pay-amount .copy-btn { margin-left: auto; color: var(--white); border-color: var(--ink-line); background: var(--ink-2); }
.pay-lines { margin: 0; }
.pay-lines div { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 4px 12px; padding: 12px 16px; border-top: 1px solid var(--line); }
.pay-lines dt { color: var(--muted); font-size: 0.875rem; }
.pay-lines dd { margin: 0; display: flex; align-items: center; gap: 10px; font-weight: 600; word-break: break-all; }
.copy-btn { display: inline-flex; align-items: center; gap: 4px; flex: none; border: 1px solid var(--line-strong); background: var(--white); border-radius: 6px; padding: 4px 8px; font-size: 0.75rem; font-weight: 600; color: var(--ink); }
.copy-btn .icon { width: 14px; height: 14px; }
.upload { display: block; margin-top: 16px; border: 1.5px dashed var(--line-strong); border-radius: var(--r-md); padding: 20px; cursor: pointer; background: var(--snow); transition: border-color .15s ease; }
.upload:hover, .upload:focus-within { border-color: var(--teal); }
.upload-empty { display: flex; flex-direction: column; align-items: center; gap: 6px; text-align: center; }
.upload-empty .icon { width: 28px; height: 28px; color: var(--teal); }
.upload-preview { display: flex; align-items: center; gap: 14px; }
.upload-preview[hidden], .upload-empty[hidden] { display: none; }
.upload-preview img { width: 72px; height: 72px; object-fit: cover; border-radius: var(--r-sm); border: 1px solid var(--line); background: var(--white); }
.upload-preview .small { display: grid; gap: 2px; min-width: 0; }
.upload-preview strong { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.link-like { color: var(--teal); font-weight: 600; }
.btn-wa { background: #1f9d55; color: var(--white); }
.btn-wa:hover { background: #198246; }
.success-icon { background: #1f9d55; color: var(--white); }
.order-chip { display: inline-flex; align-items: baseline; gap: 10px; margin-top: 20px; padding: 10px 16px; border-radius: var(--r-pill); background: var(--snow); border: 1px solid var(--line); }
.order-chip span { color: var(--muted); font-size: 0.875rem; }
.order-chip strong { font-size: 1.125rem; letter-spacing: 0.02em; }
.confirm-actions { max-width: 420px; margin: 24px auto 0; display: grid; gap: 10px; }
.order-lines li { display: flex; padding: 10px 0; border-bottom: 1px solid var(--line); font-weight: 600; }
.order-lines small { display: block; font-weight: 400; color: var(--muted); font-size: 0.8125rem; }
.order-paid { display: flex; justify-content: space-between; align-items: baseline; padding-top: 12px; }
.order-paid span { color: var(--muted); }
.next-steps { max-width: 440px; margin: 32px auto 0; text-align: left; }
.next-steps h3 { margin-bottom: 6px; }
.footer-contact + .footer-contact { margin-left: 0; display: flex; margin-top: 10px; }