/* ============================================================
   FLUXONOS — Components (v2)
   ============================================================ */

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  font-family: var(--font-text);
  font-weight: 700; font-size: 0.98rem; letter-spacing: -0.01em;
  padding: 14px 26px; border-radius: var(--r-pill);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), background .25s, color .25s;
  white-space: nowrap;
}
.btn svg { width: 18px; height: 18px; transition: transform .3s var(--ease); }
.btn-primary { background: var(--blue); color: #fff; box-shadow: var(--sh-blue); }
.btn-primary:hover { background: var(--blue-600); transform: translateY(-2px); box-shadow: 0 20px 50px rgba(62,121,234,.36); }
.btn-primary:hover svg { transform: translateX(4px); }
.btn-dark { background: var(--ink); color: #fff; }
.btn-dark:hover { background: var(--ink-700); transform: translateY(-2px); }
.btn-ghost { background: transparent; color: var(--ink); box-shadow: inset 0 0 0 1.5px var(--line-strong); }
.btn-ghost:hover { box-shadow: inset 0 0 0 1.5px var(--ink); transform: translateY(-2px); }
.btn-ghost.on-dark { color: #fff; box-shadow: inset 0 0 0 1.5px rgba(255,255,255,.3); }
.btn-ghost.on-dark:hover { box-shadow: inset 0 0 0 1.5px rgba(255,255,255,.7); background: rgba(255,255,255,.06); }
.btn-lg { padding: 17px 32px; font-size: 1.05rem; }
.btn-text { display: inline-flex; align-items: center; gap: 8px; font-weight: 700; color: var(--blue); }
.btn-text svg { width: 17px; height: 17px; transition: transform .3s var(--ease); }
.btn-text:hover svg { transform: translateX(4px); }
.btn-text.on-dark { color: var(--blue-bright); }

.cta-row { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }

/* ---------- Header ---------- */
.site-header { position: sticky; top: 0; z-index: 100; transition: background .35s var(--ease), box-shadow .35s var(--ease), backdrop-filter .35s; }
.site-header.scrolled { background: rgba(255,255,255,.82); backdrop-filter: saturate(160%) blur(16px); box-shadow: 0 1px 0 var(--line), 0 10px 30px rgba(29,29,31,.05); }

/* Utility topbar (collapses on scroll) */
.nav-topbar { background: var(--paper-3); color: var(--muted); border-bottom: 1px solid var(--line); overflow: hidden; transition: height .35s var(--ease), opacity .3s; }
.nav-topbar-inner { display: flex; align-items: center; justify-content: flex-end; height: 38px; gap: 18px; font-size: .82rem; }
.nav-topbar .tb-tag { font-family: var(--font-display); letter-spacing: .14em; text-transform: uppercase; font-size: .72rem; color: var(--muted-2); }
.nav-topbar .tb-right { display: flex; align-items: center; gap: 22px; }
.nav-topbar a { color: var(--muted); font-weight: 600; transition: color .2s; }
.nav-topbar a:hover, .nav-topbar a.active { color: var(--ink); }
.nav-topbar .tb-mail { display: inline-flex; align-items: center; gap: 7px; color: var(--ink); }
.nav-topbar .tb-mail svg { width: 16px; height: 16px; color: var(--blue); }
.site-header.scrolled .nav-topbar { height: 0; opacity: 0; }

.nav { display: flex; align-items: center; justify-content: space-between; gap: 24px; height: 78px; }
.nav-logo { display: flex; align-items: center; }
.nav-logo img { height: 30px; width: auto; }
.nav-links { display: flex; align-items: center; gap: 2px; }
.nav-item { position: relative; display: flex; align-items: center; }
.nav-link { font-weight: 600; font-size: 0.95rem; color: var(--text); padding: 9px 15px; border-radius: var(--r-pill); transition: background .2s, color .2s; display: inline-flex; align-items: center; gap: 6px; cursor: pointer; white-space: nowrap; }
.nav-link:hover { background: var(--blue-wash); color: var(--blue-700); }
.nav-link.active, .nav-item.active > .nav-link { color: var(--blue); }
.nav-chev { width: 14px; height: 14px; transition: transform .3s var(--ease); }
.nav-item.has-drop:hover .nav-chev, .nav-item.has-drop:focus-within .nav-chev { transform: rotate(180deg); }

.nav-drop { position: absolute; top: calc(100% + 12px); left: 0; min-width: 268px; background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); box-shadow: var(--sh-lg); padding: 10px; display: flex; flex-direction: column; gap: 2px; z-index: 50; opacity: 0; visibility: hidden; transform: translateY(8px); transition: opacity .26s var(--ease), transform .26s var(--ease), visibility .26s; }
.nav-item.has-drop::after { content: ""; position: absolute; top: 100%; left: 0; right: 0; height: 14px; }
.nav-item.has-drop:hover .nav-drop, .nav-item.has-drop:focus-within .nav-drop { opacity: 1; visibility: visible; transform: none; }
.nav-drop a { display: flex; flex-direction: column; gap: 2px; padding: 11px 14px; border-radius: 12px; transition: background .2s; }
.nav-drop a:hover { background: var(--paper-2); }
.nav-drop .nd-t { font-weight: 700; font-size: .95rem; color: var(--ink); }
.nav-drop .nd-d { font-size: .8rem; color: var(--muted); font-weight: 500; }

.nav-util { display: none; }
.nav-cta { display: flex; align-items: center; gap: 14px; }
.nav-toggle { display: none; width: 46px; height: 46px; align-items: center; justify-content: center; border-radius: 12px; }
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--ink); border-radius: 2px; position: relative; transition: .3s var(--ease); }
.nav-toggle span::before, .nav-toggle span::after { content:""; position: absolute; left: 0; width: 22px; height: 2px; background: var(--ink); border-radius: 2px; transition: .3s var(--ease); }
.nav-toggle span::before { top: -7px; } .nav-toggle span::after { top: 7px; }
body.nav-open .nav-toggle span { background: transparent; }
body.nav-open .nav-toggle span::before { top: 0; transform: rotate(45deg); }
body.nav-open .nav-toggle span::after { top: 0; transform: rotate(-45deg); }

@media (max-width: 1000px) {
  .nav-topbar { display: none; }
  .nav-toggle { display: flex; }
  .nav-links {
    position: fixed; inset: 78px 0 auto 0; flex-direction: column; align-items: stretch; gap: 2px;
    background: rgba(255,255,255,.98); backdrop-filter: blur(20px);
    padding: 16px var(--gut) 28px; box-shadow: 0 24px 44px rgba(29,29,31,.14);
    transform: translateY(-14px); opacity: 0; pointer-events: none; transition: .32s var(--ease);
    border-top: 1px solid var(--line); max-height: calc(100vh - 78px); overflow-y: auto;
  }
  body.nav-open .nav-links { transform: none; opacity: 1; pointer-events: auto; }
  .nav-item { flex-direction: column; align-items: stretch; }
  .nav-item.has-drop::after { display: none; }
  .nav-link { justify-content: space-between; padding: 15px 16px; font-size: 1.08rem; border-radius: 12px; }
  .nav-drop { position: static; opacity: 1; visibility: visible; transform: none; box-shadow: none; border: none; padding: 0 0 6px 12px; min-width: 0; max-height: 0; overflow: hidden; transition: max-height .32s var(--ease); }
  .nav-item.open .nav-drop { max-height: 460px; }
  .nav-item.open .nav-chev { transform: rotate(180deg); }
  .nav-drop a { padding: 11px 14px; }
  .nav-drop .nd-d { display: none; }
  .nav-util { display: flex; flex-direction: column; gap: 2px; margin-top: 10px; padding-top: 12px; border-top: 1px solid var(--line); }
  .nav-util a { padding: 13px 16px; font-size: 1rem; font-weight: 600; color: var(--muted); border-radius: 12px; }
  .nav-util a:hover { background: var(--paper-2); color: var(--ink); }
  .nav-util .tb-mail { display: inline-flex; align-items: center; gap: 8px; color: var(--blue); }
  .nav-util .tb-mail svg { width: 17px; height: 17px; }
  .nav-cta .btn-text { display: none; }
}
@media (max-width: 600px) { .nav-topbar .tb-tag { display: none; } }
@media (max-width: 460px) { .nav-cta .btn-primary { padding: 11px 18px; font-size: .9rem; } }

/* ---------- Footer ---------- */
.site-footer { background: var(--ink-900); color: var(--on-dark-mut); padding-block: clamp(56px, 7vw, 92px) 34px; }
.footer-top { display: grid; grid-template-columns: 1.7fr 1fr 1fr 1fr; gap: 40px; }
.site-footer .footer-logo img { height: 30px; width: auto; }
.footer-blurb { margin-top: 18px; max-width: 34ch; color: var(--on-dark-mut); font-size: .96rem; }
.footer-col h5 { font-family: var(--font-display); color: #fff; font-size: .8rem; letter-spacing: .12em; text-transform: uppercase; margin-bottom: 16px; font-weight: 500; }
.footer-col a { display: block; padding: 6px 0; color: var(--on-dark-mut); font-size: .98rem; transition: color .2s; }
.footer-col a:hover { color: var(--blue-bright); }
.footer-bottom { margin-top: 48px; padding-top: 26px; border-top: 1px solid var(--line-dark); display: flex; justify-content: space-between; gap: 18px; flex-wrap: wrap; font-size: .9rem; }
.footer-bottom a:hover { color: #fff; }
@media (max-width: 860px) { .footer-top { grid-template-columns: 1fr 1fr; gap: 32px; } }
@media (max-width: 520px) { .footer-top { grid-template-columns: 1fr; gap: 30px; } }

/* ---------- Cards ---------- */
.card {
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: clamp(24px, 3vw, 34px); transition: transform .4s var(--ease), box-shadow .4s var(--ease), border-color .4s;
  height: 100%; position: relative; overflow: hidden; isolation: isolate;
}
.card::after { content: ""; position: absolute; inset: 0; z-index: -1; opacity: 0; transition: opacity .4s var(--ease);
  background: radial-gradient(420px circle at 50% -20%, rgba(91,143,240,.14), transparent 70%); }
.card:hover { transform: translateY(-6px); box-shadow: var(--sh-lg); border-color: transparent; }
.card:hover::after { opacity: 1; }
.card .card-ico { width: 52px; height: 52px; border-radius: 14px; display: flex; align-items: center; justify-content: center; background: var(--blue-wash); color: var(--blue); margin-bottom: 22px; transition: transform .45s var(--ease), background .35s var(--ease), color .35s var(--ease); }
.card:hover .card-ico { transform: scale(1.08) rotate(-4deg); background: var(--blue); color: #fff; }
.card .card-ico svg { width: 26px; height: 26px; }
.card h3 { margin-bottom: 10px; }
.card p { color: var(--muted); font-size: .98rem; }
.card.dark { background: var(--ink-800); border-color: var(--line-dark); }
.card.dark h3 { color: #fff; }
.card.dark p { color: var(--on-dark-mut); }
.card.dark .card-ico { background: rgba(91,143,240,.14); color: var(--blue-bright); }

.feature { display: flex; gap: 18px; align-items: flex-start; }
.feature .f-ico { flex: none; width: 46px; height: 46px; border-radius: 12px; display: flex; align-items: center; justify-content: center; background: var(--blue-wash); color: var(--blue); }
.feature.on-dark .f-ico { background: rgba(91,143,240,.14); color: var(--blue-bright); }
.feature .f-ico svg { width: 23px; height: 23px; }
.feature h4 { margin-bottom: 5px; }
.feature p { color: var(--muted); font-size: .95rem; }
.feature.on-dark p { color: var(--on-dark-mut); }

/* ---------- Segment cards (shared: home + subpages) ---------- */
.seg-card { display: flex; flex-direction: column; gap: 10px; background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); padding: 28px; transition: transform .4s var(--ease), box-shadow .4s var(--ease); position: relative; overflow: hidden; }
.seg-card::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: linear-gradient(90deg, var(--blue), var(--blue-bright)); transform: scaleX(0); transform-origin: 0 50%; transition: transform .45s var(--ease); }
.seg-card:hover::before { transform: scaleX(1); }
.seg-card:hover { transform: translateY(-6px); box-shadow: var(--sh-lg); }
.seg-card h3 { font-size: 1.28rem; }
.seg-card p { color: var(--muted); font-size: .95rem; flex: 1; }
.seg-card .seg-go { display: inline-flex; align-items: center; gap: 7px; font-weight: 700; color: var(--blue); font-size: .92rem; }
.seg-card .seg-go svg { width: 16px; height: 16px; flex: none; transition: transform .3s var(--ease); }
.seg-card:hover .seg-go svg { transform: translateX(4px); }
.seg-card.primary { background: linear-gradient(165deg, var(--ink-800), var(--ink-900)); border-color: transparent; }
.seg-card.primary h3 { color: #fff; } .seg-card.primary p { color: var(--on-dark-mut); }
.seg-card.primary .seg-go { color: var(--blue-bright); }
.seg-badge { align-self: flex-start; font-family: var(--font-display); font-size: .68rem; font-weight: 500; letter-spacing: .12em; text-transform: uppercase; color: #fff; background: var(--blue); padding: 5px 12px; border-radius: 99px; }

/* ---------- Stat ---------- */
.stat .stat-num { font-family: var(--font-display); font-weight: 600; font-size: clamp(2.8rem, 5.5vw, 4.6rem); line-height: 0.95; letter-spacing: -.04em; color: var(--blue); display: flex; align-items: baseline; gap: 2px; }
.stat .stat-num .suf { font-size: .48em; }
.stat .stat-label { margin-top: 12px; font-weight: 700; color: var(--ink); }
.stat .stat-sub { margin-top: 4px; color: var(--muted); font-size: .92rem; }
.stat.on-dark .stat-num { color: var(--blue-bright); }
.stat.on-dark .stat-label { color: #fff; }
.stat.on-dark .stat-sub { color: var(--on-dark-mut); }

/* ---------- Image placeholder ---------- */
.imgph {
  position: relative; border-radius: var(--r-lg); overflow: hidden;
  background: linear-gradient(135deg, var(--ink-900) 0%, var(--ink-700) 100%);
  display: flex; align-items: center; justify-content: center; color: var(--on-dark-mut); isolation: isolate;
}
.imgph::after {
  content: ""; position: absolute; inset: 0;
  background-image: linear-gradient(rgba(91,143,240,.09) 1px, transparent 1px), linear-gradient(90deg, rgba(91,143,240,.09) 1px, transparent 1px);
  background-size: 34px 34px;
  -webkit-mask-image: radial-gradient(circle at 50% 42%, #000, transparent 78%); mask-image: radial-gradient(circle at 50% 42%, #000, transparent 78%);
}
.imgph .imgph-label { position: relative; z-index: 2; text-align: center; font-size: .82rem; font-weight: 600; letter-spacing: .03em; padding: 10px 16px; max-width: 82%; }
.imgph .imgph-label svg { width: 30px; height: 30px; margin: 0 auto 10px; opacity: .55; }

/* Screenshot frame (app/product captures) */
.shot { border-radius: var(--r-lg); border: 1px solid var(--line); background: #fff; box-shadow: var(--sh-lg); overflow: hidden; }
.shot-bar { display: flex; align-items: center; gap: 7px; padding: 12px 16px; border-bottom: 1px solid var(--line); background: var(--paper-2); }
.shot-bar i { width: 11px; height: 11px; border-radius: 50%; background: var(--line-strong); display: block; }
.shot-bar .shot-url { margin-left: 12px; font-size: .76rem; color: var(--muted-2); font-family: var(--font-display); letter-spacing: .02em; }
.shot .imgph { border-radius: 0; }

/* ---------- Split ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 5vw, 76px); align-items: center; }
.split.reverse .split-media { order: -1; }
@media (max-width: 900px) { .split { grid-template-columns: 1fr; gap: 36px; } .split.reverse .split-media { order: 0; } }

/* ---------- Checklist ---------- */
.checklist { display: flex; flex-direction: column; gap: 15px; margin-top: 8px; }
.checklist li { display: flex; gap: 13px; align-items: flex-start; font-size: 1.02rem; }
.checklist .ck { flex: none; width: 24px; height: 24px; border-radius: 7px; background: var(--blue); color: #fff; display: flex; align-items: center; justify-content: center; margin-top: 2px; }
.checklist .ck svg { width: 13px; height: 13px; }
.checklist.on-dark li { color: var(--on-dark); }
.checklist.on-dark .ck { background: var(--blue); color: #fff; }

/* ---------- Form ---------- */
.field { display: flex; flex-direction: column; gap: 8px; }
.field label { font-weight: 700; font-size: .9rem; color: var(--ink); }
.field label .req { color: var(--blue); }
.field input, .field select, .field textarea {
  font-family: var(--font-text); font-size: 1rem; color: var(--ink); background: var(--paper);
  border: 1.5px solid var(--line-strong); border-radius: var(--r-sm); padding: 13px 15px; transition: border-color .2s, box-shadow .2s; width: 100%;
}
.field textarea { resize: vertical; min-height: 120px; }
.field input::placeholder, .field textarea::placeholder { color: var(--muted-2); }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--blue); box-shadow: 0 0 0 4px rgba(62,121,234,.14); }
.field.error input, .field.error select, .field.error textarea { border-color: #DC4B4B; }
.field .err-msg { color: #DC4B4B; font-size: .82rem; font-weight: 600; display: none; }
.field.error .err-msg { display: block; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-grid .full { grid-column: 1 / -1; }
@media (max-width: 620px) { .form-grid { grid-template-columns: 1fr; } }
.chip-group { display: flex; flex-wrap: wrap; gap: 10px; }
.chip-group input { position: absolute; opacity: 0; pointer-events: none; }
.chip-group label { padding: 11px 18px; border-radius: var(--r-pill); border: 1.5px solid var(--line-strong); font-weight: 600; font-size: .94rem; cursor: pointer; transition: .2s var(--ease); color: var(--muted); }
.chip-group label:hover { border-color: var(--blue); color: var(--ink); }
.chip-group input:checked + label { background: var(--blue); border-color: var(--blue); color: #fff; box-shadow: var(--sh-blue); }
.form-success { display: none; text-align: center; padding: 40px 20px; }
.form-success.show { display: block; }
.form-success .ok-ico { width: 64px; height: 64px; border-radius: 50%; background: var(--blue); color: #fff; display: flex; align-items: center; justify-content: center; margin: 0 auto 18px; }
.form-success .ok-ico svg { width: 32px; height: 32px; }

/* ---------- Marquee (capability ticker) ---------- */
.marquee { overflow: hidden; -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.marquee-track { display: flex; gap: 0; width: max-content; animation: marquee 32s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee-item { display: inline-flex; align-items: center; gap: 14px; padding: 0 34px; font-family: var(--font-display); font-size: clamp(1.1rem,2vw,1.5rem); font-weight: 500; color: var(--ink); white-space: nowrap; }
.marquee-item .md { width: 7px; height: 7px; border-radius: 50%; background: var(--blue); }
.marquee.on-dark .marquee-item { color: #fff; }
@keyframes marquee { to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) { .marquee-track { animation: none; } }

/* ---------- Page hero (subpages) ---------- */
.page-hero { background: var(--ink-900); color: var(--on-dark); padding-block: clamp(76px,9vw,128px) clamp(56px,7vw,96px); position: relative; overflow: hidden; }
.page-hero .ph-inner { position: relative; z-index: 3; max-width: 780px; }
.page-hero h1 { color: #fff; }
.page-hero .lede { color: var(--on-dark-mut); margin-top: 20px; }
.breadcrumb { display: flex; gap: 9px; align-items: center; font-size: .85rem; color: var(--on-dark-mut); margin-bottom: 24px; }
.breadcrumb a:hover { color: var(--blue-bright); }
.breadcrumb .sep { opacity: .5; }
.page-hero .overline { margin-bottom: 22px; }