:root {
  color-scheme: dark;
  --bg: #10121a;
  --panel: #171a24;
  --panel-raised: #1c202b;
  --border: rgba(235, 241, 255, .095);
  --text: #f5f6fa;
  --muted: #9a9eaf;
  --soft: #c4c7d2;
  --mint: #a7f3cf;
  --mint-ink: #11251c;
  --lavender: #c2b8ff;
  --warning: #f6cd8a;
  --danger: #ff9eaa;
  --radius: 22px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
html { min-height: 100%; background: var(--bg); }
body { margin: 0; min-height: 100vh; color: var(--text); background: radial-gradient(ellipse at 50% 0%, rgba(103, 94, 165, .16), transparent 44rem), var(--bg); }
button, input { font: inherit; }
button, a, input { -webkit-tap-highlight-color: transparent; }
button:focus-visible, a:focus-visible, input:focus-visible { outline: 2px solid var(--mint); outline-offset: 3px; }
.app-shell { width: min(1080px, calc(100% - 44px)); margin: 0 auto; padding: max(20px, env(safe-area-inset-top)) 0 max(24px, env(safe-area-inset-bottom)); }
.topbar { height: 58px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--border); }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--text); text-decoration: none; }
.brand-mark { width: 34px; height: 34px; display: grid; place-items: center; border-radius: 11px; background: var(--mint); color: #15251e; }
.brand-mark svg { width: 29px; height: 29px; }
.brand-name { font-size: 20px; font-weight: 760; letter-spacing: -.065em; }
.brand-period { color: var(--mint); }
.topbar-meta { color: #b7bac7; display: inline-flex; align-items: center; gap: 8px; font-size: 10px; font-weight: 700; letter-spacing: .13em; }
.privacy-pip { width: 7px; height: 7px; background: var(--mint); border-radius: 50%; box-shadow: 0 0 16px rgba(167, 243, 207, .55); }
.intro { text-align: center; padding: 66px 0 35px; }
.eyebrow { margin: 0 0 18px; color: var(--mint); display: flex; align-items: center; justify-content: center; gap: 10px; font-size: 10px; font-weight: 800; letter-spacing: .19em; }
.eyebrow-line { width: 24px; height: 1px; background: var(--mint); opacity: .75; }
h1 { font-size: clamp(39px, 6vw, 61px); line-height: .99; letter-spacing: -.067em; margin: 0; font-weight: 680; }
.title-muted { color: #888b9d; }
.intro-copy { max-width: 480px; margin: 20px auto 0; color: var(--muted); font-size: 15px; line-height: 1.65; }
.workspace { max-width: 760px; margin: 0 auto; }
.panel { min-height: 280px; border: 1px solid rgba(255,255,255,.105); border-radius: var(--radius); background: linear-gradient(155deg, rgba(29,32,44,.97), rgba(22,24,34,.98)); box-shadow: 0 32px 84px rgba(0,0,0,.24), inset 0 1px 0 rgba(255,255,255,.025); overflow: hidden; }
.panel-loading { min-height: 280px; display: flex; align-items: center; justify-content: center; gap: 12px; color: var(--muted); font-size: 13px; }
.spinner { width: 17px; height: 17px; border: 2px solid rgba(255,255,255,.15); border-top-color: var(--mint); border-radius: 50%; animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.panel-head { padding: 24px 26px 19px; border-bottom: 1px solid var(--border); display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; }
.panel-kicker { font-size: 10px; letter-spacing: .16em; text-transform: uppercase; color: var(--muted); font-weight: 800; margin-bottom: 8px; }
.panel-title { margin: 0; font-size: 21px; letter-spacing: -.04em; font-weight: 650; }
.panel-subtitle { color: var(--muted); margin: 7px 0 0; line-height: 1.5; font-size: 13px; }
.secure-pill { display: inline-flex; gap: 6px; align-items: center; white-space: nowrap; color: var(--mint); background: rgba(167,243,207,.08); border: 1px solid rgba(167,243,207,.15); border-radius: 999px; padding: 7px 10px; font-size: 10px; font-weight: 750; }
.secure-pill svg { width: 12px; height: 12px; }
.panel-body { padding: 24px 26px 27px; }
.hero-action-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.action-card { background: rgba(255,255,255,.025); border: 1px solid var(--border); border-radius: 17px; min-height: 175px; padding: 19px; display: flex; flex-direction: column; align-items: flex-start; text-align: left; cursor: pointer; color: var(--text); transition: background .16s, border-color .16s, transform .16s; }
.action-card:hover { background: rgba(255,255,255,.05); border-color: rgba(167,243,207,.34); transform: translateY(-2px); }
.action-card.primary { background: linear-gradient(145deg, rgba(167,243,207,.11), rgba(167,243,207,.035)); border-color: rgba(167,243,207,.23); }
.action-icon { width: 42px; height: 42px; display: grid; place-items: center; border-radius: 13px; margin-bottom: auto; background: var(--mint); color: var(--mint-ink); }
.action-card:not(.primary) .action-icon { background: rgba(194,184,255,.13); color: var(--lavender); }
.action-icon svg { width: 22px; height: 22px; }
.action-title { margin-top: 18px; font-weight: 700; font-size: 15px; letter-spacing: -.02em; }
.action-copy { margin-top: 5px; color: var(--muted); font-size: 12px; line-height: 1.45; }
.micro-note { margin: 18px 0 0; color: #797e91; font-size: 11px; line-height: 1.6; text-align: center; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 9px; min-height: 44px; border-radius: 12px; border: 1px solid transparent; padding: 0 16px; cursor: pointer; text-decoration: none; font-size: 13px; font-weight: 730; transition: background .16s, transform .16s, border-color .16s; }
.btn:disabled { opacity: .42; cursor: not-allowed; transform: none; }
.btn svg { width: 17px; height: 17px; }
.btn-primary { background: var(--mint); color: var(--mint-ink); }
.btn-primary:hover:not(:disabled) { background: #c2f9dd; transform: translateY(-1px); }
.btn-secondary { background: rgba(255,255,255,.045); color: var(--text); border-color: var(--border); }
.btn-secondary:hover:not(:disabled) { background: rgba(255,255,255,.085); }
.btn-ghost { background: transparent; color: var(--soft); padding: 0 10px; }
.btn-danger { background: rgba(255,158,170,.1); color: var(--danger); border-color: rgba(255,158,170,.2); }
.btn-full { width: 100%; }
.btn-row { display: flex; flex-wrap: wrap; gap: 9px; }
.link-box { display: flex; align-items: stretch; gap: 8px; margin: 17px 0 0; }
.link-field { min-width: 0; flex: 1; color: #d4d7e3; background: rgba(5,7,13,.35); border: 1px solid var(--border); border-radius: 11px; padding: 0 12px; font-size: 12px; }
.link-box .btn { flex-shrink: 0; }
.state-block { display: flex; gap: 14px; align-items: flex-start; border: 1px solid var(--border); background: rgba(255,255,255,.025); padding: 17px; border-radius: 15px; }
.state-icon { flex: 0 0 40px; width: 40px; height: 40px; display: grid; place-items: center; border-radius: 12px; color: var(--mint); background: rgba(167,243,207,.09); }
.state-icon svg { width: 21px; height: 21px; }
.state-text { min-width: 0; flex: 1; }
.state-title { font-size: 14px; font-weight: 750; }
.state-copy { color: var(--muted); font-size: 12px; line-height: 1.55; margin: 5px 0 0; overflow-wrap: anywhere; }
.state-actions { margin-top: 14px; display: flex; gap: 8px; flex-wrap: wrap; }
.divider-label { display: flex; align-items: center; gap: 12px; color: #7f8394; font-size: 10px; letter-spacing: .13em; font-weight: 800; margin: 21px 0 14px; text-transform: uppercase; }
.divider-label::before, .divider-label::after { content: ''; flex: 1; height: 1px; background: var(--border); }
.field-label { display: block; margin-bottom: 8px; font-size: 12px; color: var(--soft); font-weight: 650; }
.file-drop { display: flex; align-items: center; justify-content: center; flex-direction: column; gap: 9px; min-height: 145px; text-align: center; padding: 20px; border: 1px dashed rgba(194,184,255,.33); border-radius: 15px; background: rgba(194,184,255,.035); cursor: pointer; transition: border-color .16s, background .16s; }
.file-drop:hover, .file-drop.drag-over { border-color: var(--mint); background: rgba(167,243,207,.045); }
.file-drop svg { color: var(--lavender); width: 25px; height: 25px; }
.file-drop-title { font-weight: 700; font-size: 13px; }
.file-drop-copy { color: var(--muted); font-size: 11px; line-height: 1.5; }
.file-list { margin-top: 13px; display: grid; gap: 8px; }
.file-row { display: flex; gap: 10px; align-items: center; padding: 10px 12px; border-radius: 11px; background: rgba(255,255,255,.035); border: 1px solid var(--border); min-width: 0; }
.file-icon { color: var(--lavender); flex: 0 0 30px; width: 30px; height: 30px; background: rgba(194,184,255,.1); border-radius: 9px; display: grid; place-items: center; }
.file-icon svg { width: 15px; height: 15px; }
.file-meta { flex: 1; min-width: 0; }
.file-name { font-size: 12px; color: #e9eaf0; font-weight: 650; overflow-wrap: anywhere; line-height: 1.45; }
.file-size { margin-top: 3px; color: var(--muted); font-size: 10px; }
.file-remove { color: var(--muted); background: none; border: none; cursor: pointer; font-size: 20px; width: 29px; height: 29px; border-radius: 8px; }
.file-remove:hover { background: rgba(255,255,255,.08); color: var(--text); }
.progress-wrap { margin-top: 18px; }
.progress-meta { display: flex; align-items: center; justify-content: space-between; gap: 12px; color: var(--muted); font-size: 11px; margin-bottom: 8px; }
.progress-meta strong { color: var(--text); font-weight: 700; }
.progress-track { height: 7px; overflow: hidden; border-radius: 999px; background: rgba(255,255,255,.08); }
.progress-value { height: 100%; background: linear-gradient(90deg, #8be6bd, #c1f7dc); border-radius: inherit; width: 0%; transition: width .14s linear; }
.warning-box { display: flex; gap: 10px; align-items: flex-start; margin-top: 15px; padding: 12px 13px; color: #d2c0a4; border: 1px solid rgba(246,205,138,.17); background: rgba(246,205,138,.045); border-radius: 11px; font-size: 11px; line-height: 1.55; }
.warning-box svg { width: 15px; height: 15px; color: var(--warning); flex-shrink: 0; margin-top: 1px; }
.error-box { margin: 13px 0 0; color: #ffc3c9; background: rgba(255,158,170,.07); border: 1px solid rgba(255,158,170,.18); border-radius: 10px; padding: 12px; font-size: 12px; line-height: 1.5; }
.download-list { display: grid; gap: 9px; margin-top: 14px; }
.download-link { display: inline-flex; width: 100%; align-items: center; justify-content: space-between; gap: 12px; border: 1px solid rgba(167,243,207,.18); background: rgba(167,243,207,.05); border-radius: 11px; padding: 12px 14px; color: var(--mint); text-decoration: none; font-size: 12px; font-weight: 700; }
.download-link:hover { background: rgba(167,243,207,.1); }
.download-link span:first-child { min-width: 0; overflow-wrap: anywhere; }
.hidden { display: none !important; }
.trust-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; max-width: 850px; margin: 42px auto 0; }
.trust-item { display: flex; align-items: center; justify-content: center; gap: 11px; min-width: 0; }
.trust-icon { flex: 0 0 auto; color: var(--mint); font-size: 23px; }
.trust-item strong { display: block; color: #d7d9e3; font-size: 11px; font-weight: 700; }
.trust-item span:not(.trust-icon) { display: block; margin-top: 4px; color: #818597; font-size: 10px; line-height: 1.4; }
.footer { margin-top: 46px; padding-top: 19px; border-top: 1px solid var(--border); display: flex; justify-content: space-between; gap: 16px; color: #707487; font-size: 10px; }
.footer-right { letter-spacing: .11em; font-weight: 750; }
.toast-region { position: fixed; z-index: 20; bottom: max(18px, env(safe-area-inset-bottom)); left: 50%; transform: translateX(-50%); width: min(460px, calc(100vw - 30px)); display: grid; gap: 8px; pointer-events: none; }
.toast { border: 1px solid rgba(255,255,255,.13); border-radius: 12px; background: #242735; color: var(--text); box-shadow: 0 12px 40px rgba(0,0,0,.3); font-size: 12px; line-height: 1.5; padding: 12px 14px; animation: toast-in .2s ease-out; }
@keyframes toast-in { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }
@media (max-width: 640px) {
  .app-shell { width: min(100% - 28px, 540px); }
  .intro { padding: 50px 0 27px; }
  h1 { font-size: clamp(40px, 10vw, 53px); }
  .intro-copy { font-size: 13px; max-width: 340px; }
  .topbar-meta { font-size: 8px; letter-spacing: .1em; }
  .panel-head { padding: 20px 17px 16px; }
  .panel-body { padding: 17px; }
  .panel-title { font-size: 19px; }
  .secure-pill { font-size: 9px; padding: 6px 8px; }
  .hero-action-grid { grid-template-columns: 1fr; }
  .action-card { min-height: 140px; padding: 16px; }
  .action-icon { width: 38px; height: 38px; }
  .action-title { margin-top: 12px; }
  .link-box { flex-wrap: wrap; }
  .link-field { min-height: 42px; flex-basis: 100%; }
  .link-box .btn { flex: 1; }
  .trust-row { grid-template-columns: 1fr; gap: 17px; max-width: 310px; margin-top: 30px; }
  .trust-item { justify-content: flex-start; }
  .footer { margin-top: 30px; flex-direction: column; align-items: center; text-align: center; gap: 8px; }
}
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; } }
.link-field-wide { width: 100%; min-height: 46px; }
.state-block-spaced { margin-top: 16px; }
.progress-meta-bottom { margin-top: 8px; margin-bottom: 0; }
.progress-track { overflow: hidden; border-radius: 999px; background: rgba(255,255,255,.08); }
.progress-native { display: block; width: 100%; height: 7px; border: 0; appearance: none; -webkit-appearance: none; background: transparent; }
.progress-native::-webkit-progress-bar { background: rgba(255,255,255,.08); border-radius: 999px; }
.progress-native::-webkit-progress-value { background: linear-gradient(90deg, #8be6bd, #c1f7dc); border-radius: 999px; transition: width .14s linear; }
.progress-native::-moz-progress-bar { background: linear-gradient(90deg, #8be6bd, #c1f7dc); border-radius: 999px; }
.btn-row-spaced { margin-top: 10px; }

.btn-share-big { width: 100%; justify-content: center; font-size: 1.15rem; padding: 1rem 1.25rem; margin-bottom: 0.85rem; min-height: 3.4rem; }

/* Preview-first flow */
.wifi-banner { display: flex; gap: 12px; align-items: flex-start; margin-top: 16px; padding: 14px 15px; border-radius: 14px; border: 1px solid rgba(167,243,207,.35); background: rgba(167,243,207,.09); color: var(--text); }
.wifi-banner strong { display: block; font-size: 16px; color: var(--mint); margin-bottom: 3px; }
.wifi-banner span { font-size: 13.5px; line-height: 1.45; color: var(--soft); }
.wifi-banner-alert { border-color: rgba(246,205,138,.5); background: rgba(246,205,138,.1); }
.wifi-banner-alert strong { color: var(--warning); }
.wifi-icon { font-size: 24px; line-height: 1; }
.size-hero { display: grid; grid-template-columns: auto 1fr; gap: 18px; padding: 16px 18px; margin-bottom: 14px; border-radius: 16px; background: rgba(255,255,255,.04); border: 1px solid var(--border); }
.size-hero strong { display: block; font-size: 26px; letter-spacing: -.03em; }
.size-hero .size-eta { font-size: 14px; font-weight: 600; line-height: 1.35; color: var(--soft); }
.size-label { display: block; font-size: 10px; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); font-weight: 800; margin-bottom: 4px; }
.file-thumb { width: 44px; height: 44px; border-radius: 9px; object-fit: cover; flex-shrink: 0; }
.file-emoji { font-size: 22px; display: grid; place-items: center; width: 44px; height: 44px; }
.status-chip { display: flex; align-items: center; gap: 10px; padding: 12px 14px; margin-bottom: 14px; border-radius: 12px; background: rgba(255,255,255,.04); border: 1px solid var(--border); font-size: 14px; color: var(--soft); }
.status-chip svg { width: 16px; height: 16px; flex-shrink: 0; }
.status-live { border-color: rgba(167,243,207,.35); color: var(--mint); }
.status-warn { border-color: rgba(246,205,138,.4); color: var(--warning); }
.pulse-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--mint); flex-shrink: 0; animation: pulse 1.4s ease-in-out infinite; }
@keyframes pulse { 50% { opacity: .3; } }
.accept-row .btn-share-big { flex: 1 1 100%; margin-bottom: 0; }
.accept-row .btn-secondary { flex: 1 1 100%; min-height: 48px; }
.micro-left { text-align: left; }
label.action-card { position: relative; }
.install-card { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin-top: 16px; padding: 14px; border-radius: 16px; border: 1px solid var(--border); background: rgba(194,184,255,.06); }
.install-icon { width: 44px; height: 44px; border-radius: 11px; }
.install-text { flex: 1 1 180px; display: flex; flex-direction: column; gap: 2px; }
.install-text strong { font-size: 14.5px; }
.install-text span { font-size: 12.5px; color: var(--muted); }
.install-card .btn { flex: 0 0 auto; }
.install-steps { flex-basis: 100%; list-style: none; counter-reset: step; margin: 4px 0 0; padding: 0; display: grid; gap: 10px; }
.install-steps li { counter-increment: step; display: flex; align-items: center; gap: 12px; padding: 11px 12px; border-radius: 12px; background: rgba(255,255,255,.04); font-size: 14px; line-height: 1.4; }
.install-steps li::before { content: counter(step); width: 24px; height: 24px; border-radius: 50%; background: var(--mint); color: var(--mint-ink); display: grid; place-items: center; font-weight: 800; font-size: 13px; flex-shrink: 0; }
.step-art { width: 36px; height: 36px; border-radius: 10px; display: grid; place-items: center; background: rgba(10,132,255,.15); color: #4aa3ff; flex-shrink: 0; }
.step-art svg { width: 22px; height: 22px; }
@media (max-width: 640px) { .install-card .btn { flex: 1 1 100%; } .size-hero { grid-template-columns: 1fr; gap: 10px; } }
@media (max-width: 640px) { body.in-flow .intro { display: none; } body.in-flow .workspace { margin-top: 14px; } }