:root {
  color-scheme: dark;
  --ink: #070807;
  --ink-soft: #0d0f0e;
  --panel: #111311;
  --panel-raised: #171a17;
  --paper: #f2f2ed;
  --muted: #979d96;
  --line: rgba(239, 242, 235, .16);
  --line-strong: rgba(239, 242, 235, .28);
  --acid: #c9ff2f;
  --acid-soft: #e2ff91;
  --orange: #ff6339;
  --max: 1480px;
  font-family: Inter, "SF Pro Display", "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--ink);
  color: var(--paper);
  font-synthesis: none;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; min-width: 320px; min-height: 100vh; overflow-x: hidden; background: var(--ink); }
button, input { font: inherit; }
a { color: inherit; }
video { display: block; }
::selection { background: var(--acid); color: var(--ink); }

.ambient { position: fixed; z-index: -2; pointer-events: none; border-radius: 999px; filter: blur(120px); opacity: .15; }
.ambient-one { width: 45vw; height: 45vw; top: -24vw; right: -5vw; background: var(--acid); }
.ambient-two { width: 35vw; height: 35vw; top: 34vh; left: -25vw; background: #2e61ff; opacity: .12; }
body::before { content: ""; position: fixed; inset: 0; z-index: -1; pointer-events: none; opacity: .13; background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.32'/%3E%3C/svg%3E"); mix-blend-mode: soft-light; }

.site-header { width: min(var(--max), calc(100% - 64px)); height: 94px; margin: 0 auto; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 32px; border-bottom: 1px solid var(--line); position: relative; z-index: 20; }
.logo { display: inline-flex; align-items: center; gap: 12px; width: max-content; text-decoration: none; }
.logo-mark { width: 42px; height: 42px; display: block; object-fit: contain; }
.logo-type { display: flex; flex-direction: column; font-size: 17px; font-weight: 900; letter-spacing: .12em; line-height: 1.05; }
.logo-type small { margin-top: 5px; color: var(--muted); font-size: 8px; font-weight: 700; letter-spacing: .22em; }
.site-nav { display: flex; align-items: center; gap: 38px; }
.site-nav a { color: #b7bbb5; text-decoration: none; font-size: 13px; transition: color .2s; }
.site-nav a:hover, .site-nav a.active { color: var(--paper); }
.nav-cta { justify-self: end; display: inline-flex; align-items: center; gap: 24px; text-decoration: none; font-size: 12px; font-weight: 800; letter-spacing: .04em; }
.nav-cta span { width: 34px; height: 34px; display: grid; place-items: center; border: 1px solid var(--line-strong); border-radius: 50%; transition: .2s; }
.nav-cta:hover span { color: var(--ink); background: var(--acid); border-color: var(--acid); transform: rotate(45deg); }

.section-pad { width: min(var(--max), calc(100% - 64px)); margin: 0 auto; }
.hero-section { min-height: min(860px, calc(100vh - 94px)); display: grid; grid-template-columns: minmax(440px, .9fr) minmax(520px, 1.1fr); align-items: center; gap: clamp(46px, 7vw, 120px); padding-top: 64px; padding-bottom: 78px; }
.eyebrow, .section-no { display: flex; align-items: center; gap: 12px; color: var(--acid); font-size: 10px; font-weight: 800; letter-spacing: .21em; }
.eyebrow span { width: 42px; height: 1px; background: currentColor; }
.hero-copy h1, .download-copy h1 { margin: 24px 0 28px; font-size: clamp(66px, 7vw, 122px); line-height: .87; letter-spacing: -.075em; font-weight: 900; }
h1 em, .section-heading h2 em, .download-copy h1 em { color: transparent; font-style: normal; -webkit-text-stroke: 1px rgba(242, 242, 237, .8); }
.hero-lead { max-width: 640px; margin: 0; color: #b2b7b0; font-size: clamp(16px, 1.3vw, 20px); line-height: 1.75; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 36px; }
.button { min-height: 52px; display: inline-flex; justify-content: center; align-items: center; gap: 24px; border: 1px solid transparent; padding: 0 22px; text-decoration: none; color: var(--paper); background: transparent; font-size: 13px; font-weight: 800; cursor: pointer; transition: transform .2s, color .2s, background .2s, border .2s; }
.button:hover { transform: translateY(-2px); }
.button:disabled { cursor: not-allowed; opacity: .48; transform: none; }
.button-primary { color: var(--ink); background: var(--acid); border-color: var(--acid); }
.button-primary:hover { background: var(--acid-soft); border-color: var(--acid-soft); }
.button-ghost { border-color: var(--line-strong); }
.button-ghost:hover { border-color: var(--paper); }
.button-text { min-height: 46px; padding: 0 8px; color: var(--muted); }
.play-dot { width: 25px; height: 25px; display: grid; place-items: center; color: var(--ink); background: var(--paper); border-radius: 50%; font-size: 8px; }
.hero-metrics { display: flex; gap: 40px; margin-top: 54px; padding-top: 24px; border-top: 1px solid var(--line); }
.hero-metrics div { display: flex; flex-direction: column; gap: 7px; }
.hero-metrics strong { font-size: 17px; font-weight: 800; letter-spacing: -.02em; }
.hero-metrics span { color: var(--muted); font-size: 10px; letter-spacing: .09em; }

.hero-visual { min-width: 0; }
.visual-frame { position: relative; overflow: hidden; border-radius: 2px; background: var(--panel); box-shadow: 0 40px 110px rgba(0, 0, 0, .52); }
.visual-frame::before { content: ""; position: absolute; inset: 0; z-index: 9; border: 1px solid rgba(255, 255, 255, .16); pointer-events: none; }
.visual-frame video { width: 100%; height: 100%; object-fit: cover; transition: opacity .35s; }
.visual-frame.switching video { opacity: .16; }
.ab-comparison { position: relative; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 2px; overflow: hidden; background: #252925; }
.ab-panel { position: relative; min-width: 0; margin: 0; aspect-ratio: 16 / 9; overflow: hidden; background: #050605; }
.ab-panel::after { position: absolute; z-index: 2; inset: 0; border: 1px solid rgba(255,255,255,.11); background: linear-gradient(180deg, rgba(0,0,0,.18), transparent 35%, transparent 72%, rgba(0,0,0,.18)); content: ""; pointer-events: none; }
.ab-video { width: 100%; height: 100%; object-fit: cover; object-position: center; filter: saturate(.84) contrast(1.03); transition: opacity .35s, filter .35s; }
.ab-panel figcaption { position: absolute; z-index: 5; top: 14px; left: 14px; display: flex; align-items: center; gap: 7px; margin: 0; padding: 6px 8px; color: white; background: rgba(4,5,4,.65); backdrop-filter: blur(8px); font-size: 8px; font-weight: 800; letter-spacing: .06em; pointer-events: none; }
.ab-panel figcaption b { width: 20px; height: 20px; display: grid; place-items: center; color: var(--ink); background: var(--acid); font-size: 8px; }
.ab-panel figcaption small { color: rgba(255,255,255,.58); font-size: 6px; letter-spacing: .14em; }
.ab-panel:nth-child(2)::before { position: absolute; z-index: 5; top: 0; bottom: 0; left: 0; width: 2px; background: var(--acid); content: ""; pointer-events: none; }
.ab-control { position: absolute; z-index: 8; right: 12px; bottom: 12px; min-width: 48px; min-height: 30px; padding: 0 10px; border: 1px solid rgba(255,255,255,.28); border-radius: 999px; color: #fff; background: rgba(4,5,4,.72); backdrop-filter: blur(8px); font: inherit; font-size: 9px; font-weight: 800; letter-spacing: .08em; cursor: pointer; }
.ab-control:hover, .ab-control:focus-visible { border-color: var(--acid); color: var(--acid); outline: none; }
.media-unavailable::after { position: absolute; z-index: 7; inset: 0; display: grid; place-items: center; color: #d8dcd6; background: rgba(4,5,4,.7); content: "案例视频暂时不可用"; font-size: 11px; font-weight: 800; letter-spacing: .1em; pointer-events: none; }
.hero-ab { overflow: hidden; }
.hero-ab .ab-panel figcaption { top: 54px; }
.hero-ab .ab-panel:first-child figcaption { left: 22px; }
.hero-ab .ab-panel:nth-child(2) figcaption { left: auto; right: 22px; }
.hero-ab .ab-control { right: 22px; bottom: 92px; }
.visual-shade { position: absolute; inset: 0; z-index: 3; background: linear-gradient(180deg, rgba(0,0,0,.3), transparent 30%, transparent 55%, rgba(0,0,0,.86)); pointer-events: none; }
.visual-topline { position: absolute; z-index: 5; top: 22px; left: 22px; right: 22px; display: flex; justify-content: space-between; color: rgba(255,255,255,.76); font-size: 9px; font-weight: 800; letter-spacing: .18em; pointer-events: none; }
.visual-caption { position: absolute; z-index: 5; left: 28px; right: 28px; bottom: 28px; display: flex; justify-content: space-between; align-items: flex-end; gap: 20px; pointer-events: none; }
.visual-caption div { display: flex; align-items: center; gap: 14px; }
.visual-caption strong { font-size: clamp(24px, 3vw, 43px); letter-spacing: -.05em; }
.visual-caption > span { max-width: 150px; color: #c8ccc6; font-size: 9px; line-height: 1.5; letter-spacing: .14em; text-align: right; }
.caption-index { width: 32px; height: 32px; display: grid; place-items: center; border: 1px solid rgba(255,255,255,.45); border-radius: 50%; font-size: 9px; }
.reel-selector { position: absolute; z-index: 8; left: 28px; bottom: 94px; display: flex; gap: 7px; cursor: default; }
.reel-dot { width: 26px; height: 3px; padding: 0; border: 0; background: rgba(255,255,255,.35); cursor: pointer; transition: width .2s, background .2s; }
.reel-dot.active { width: 52px; background: var(--acid); }
.visual-note { display: flex; justify-content: space-between; margin-top: 14px; color: #757a74; font-size: 8px; letter-spacing: .13em; }

.capability-ribbon { overflow: hidden; padding: 20px 0; color: var(--ink); background: var(--acid); white-space: nowrap; }
.capability-ribbon div { width: max-content; font-size: 13px; font-weight: 950; letter-spacing: .12em; animation: ribbon 24s linear infinite; }
.capability-ribbon i { display: inline-block; width: 7px; height: 7px; margin: 0 30px; background: var(--ink); transform: rotate(45deg); }
@keyframes ribbon { to { transform: translateX(-28%); } }

.showcase-section, .workflow-section, .pricing-section, .install-section, .system-section, .download-showcase { padding-top: 150px; padding-bottom: 150px; }
.section-heading { margin-bottom: 64px; }
.split-heading { display: grid; grid-template-columns: 1.3fr .7fr; align-items: end; gap: 80px; }
.section-heading h2, .account-intro h2, .final-cta h2 { margin: 20px 0 0; font-size: clamp(48px, 5.6vw, 92px); line-height: .96; letter-spacing: -.065em; }
.split-heading > p { max-width: 480px; margin: 0 0 8px auto; color: var(--muted); font-size: 15px; line-height: 1.75; }
.work-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.work-card { min-width: 0; }
.work-wide { grid-column: span 2; }
.work-media { width: 100%; }
.work-card:hover .ab-video { filter: saturate(1.08) contrast(1.02); }
.work-meta { display: grid; grid-template-columns: 38px 1fr auto; align-items: center; gap: 14px; padding: 17px 0 30px; border-bottom: 1px solid var(--line); }
.work-meta > span, .work-meta b { color: #6e746e; font-size: 9px; font-weight: 700; letter-spacing: .12em; }
.work-meta div { display: flex; flex-direction: column; gap: 4px; }
.work-meta strong { font-size: 13px; letter-spacing: .06em; }
.work-meta small { color: var(--muted); font-size: 8px; letter-spacing: .15em; }

.workflow-section { border-top: 1px solid var(--line); }
.workflow-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.workflow-grid article { position: relative; min-height: 390px; padding: 34px; border-right: 1px solid var(--line); }
.workflow-grid article:last-child { border-right: 0; }
.step { color: var(--muted); font-size: 10px; letter-spacing: .14em; }
.feature-icon { width: 72px; height: 72px; display: grid; place-items: center; margin: 64px 0 44px; border: 1px solid var(--line-strong); border-radius: 50%; color: var(--acid); font-size: 29px; }
.workflow-grid h3 { margin: 0 0 15px; font-size: 23px; }
.workflow-grid p { max-width: 330px; margin: 0; color: var(--muted); font-size: 14px; line-height: 1.7; }
.workflow-preview-heading { display: flex; justify-content: space-between; gap: 32px; align-items: baseline; margin: 34px 0 18px; }
.workflow-preview-heading span, .preview-code { color: var(--acid); font-size: 9px; font-weight: 800; letter-spacing: .14em; }
.workflow-preview-heading p { max-width: 590px; margin: 0; color: var(--muted); font-size: 12px; line-height: 1.7; }
.workflow-preview-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.workflow-preview-grid article { min-height: 230px; padding: 30px; border: 1px solid var(--line); background: var(--ink-soft); display: flex; flex-direction: column; }
.workflow-preview-grid h3 { margin: 20px 0 12px; font-size: 25px; }
.workflow-preview-grid p { max-width: 560px; margin: 0 0 22px; color: var(--muted); font-size: 13px; line-height: 1.7; }
.workflow-preview-grid small { margin-top: auto; color: var(--acid); font-size: 10px; font-weight: 700; }
.module-line { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 22px; padding-top: 24px; color: #676d67; font-size: 8px; font-weight: 800; letter-spacing: .14em; }

.pricing-section { background: linear-gradient(180deg, transparent, rgba(255,255,255,.018), transparent); }
.price-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.price-card { position: relative; min-height: 310px; padding: 32px; background: var(--ink-soft); }
.price-card > span { color: var(--acid); font-size: 10px; font-weight: 800; letter-spacing: .18em; }
.price-card h3 { margin: 38px 0 14px; color: #c3c7c1; font-size: 18px; font-weight: 500; }
.price { display: flex; align-items: flex-start; font-size: clamp(52px, 4.7vw, 78px); font-weight: 800; line-height: 1; letter-spacing: -.065em; }
.price small { margin: 7px 7px 0 0; font-size: 17px; }
.price em { align-self: flex-end; margin: 0 0 9px 9px; color: var(--muted); font-size: 12px; font-style: normal; font-weight: 500; letter-spacing: 0; }
.price-card p { position: absolute; left: 32px; right: 32px; bottom: 26px; margin: 0; padding-top: 16px; border-top: 1px solid var(--line); color: var(--muted); font-size: 13px; }
.price-card.featured { background: var(--acid); color: var(--ink); }
.price-card.featured > span, .price-card.featured h3, .price-card.featured p { color: var(--ink); }
.price-card.featured p { border-color: rgba(0,0,0,.24); }
.popular { position: absolute; top: 26px; right: 28px; padding: 7px 9px; border: 1px solid rgba(0,0,0,.34); font-size: 8px; font-weight: 900; letter-spacing: .12em; }
.recharge-plans { margin-top: 30px; padding-top: 24px; border-top: 1px solid var(--line); }
.recharge-plans-heading { display: flex; justify-content: space-between; align-items: end; gap: 24px; margin-bottom: 14px; }
.recharge-plans-heading > div { display: flex; flex-direction: column; gap: 5px; }
.recharge-plans-heading span { color: var(--acid); font-size: 8px; font-weight: 800; letter-spacing: .17em; }
.recharge-plans-heading h3 { margin: 0; color: var(--paper); font-size: 23px; letter-spacing: -.035em; }
.recharge-plans-heading p { margin: 0; color: var(--muted); font-size: 10px; text-align: right; }
.recharge-plan-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)) minmax(220px, 1.35fr); gap: 1px; border: 1px solid var(--line); background: var(--line); }
.recharge-plan { min-width: 0; min-height: 132px; padding: 20px; display: flex; flex-direction: column; color: var(--paper); background: var(--ink-soft); text-decoration: none; transition: color .2s, background .2s; }
.recharge-plan > span { font-size: clamp(27px, 2.4vw, 38px); font-weight: 800; line-height: 1; letter-spacing: -.055em; }
.recharge-plan small { margin-top: 8px; color: var(--muted); font-size: 9px; }
.recharge-plan b { margin-top: auto; padding-top: 13px; border-top: 1px solid var(--line); color: #aeb4ad; font-size: 9px; font-weight: 700; line-height: 1.5; }
.recharge-plan i { color: var(--acid); font-style: normal; }
.recharge-plan:hover, .recharge-plan:focus-visible { color: var(--ink); background: var(--acid); outline: 0; }
.recharge-plan:hover small, .recharge-plan:focus-visible small, .recharge-plan:hover b, .recharge-plan:focus-visible b, .recharge-plan:hover i, .recharge-plan:focus-visible i { color: var(--ink); }
.recharge-plan:hover b, .recharge-plan:focus-visible b { border-color: rgba(0,0,0,.24); }
.recharge-plan-custom { background: linear-gradient(135deg, rgba(201,255,47,.09), var(--ink-soft) 65%); }
.recharge-plan-custom > span { font-size: 24px; letter-spacing: -.035em; }
.pricing-matrix { margin-top: 24px; border: 1px solid var(--line); background: rgba(10, 11, 10, .7); }
.matrix-loading { padding: 26px; color: var(--muted); font-size: 11px; }
.matrix-group + .matrix-group { border-top: 1px solid var(--line-strong); }
.matrix-title { display: flex; justify-content: space-between; align-items: center; padding: 16px 20px; color: var(--acid); background: #0d0f0d; font-size: 9px; font-weight: 800; letter-spacing: .14em; }
.matrix-title span { color: #626862; font-size: 8px; }
.matrix-model { border-top: 1px solid var(--line); }
.matrix-model summary { min-height: 58px; display: grid; grid-template-columns: 1fr auto 22px; gap: 20px; align-items: center; padding: 0 20px; cursor: pointer; list-style: none; }
.matrix-model summary::-webkit-details-marker { display: none; }
.matrix-model summary strong { font-size: 13px; letter-spacing: .015em; }
.matrix-model summary span { color: #9da39c; font-size: 10px; }
.matrix-model summary b { color: var(--acid); font-size: 18px; font-weight: 400; transition: transform .2s; }
.matrix-model[open] summary b { transform: rotate(45deg); }
.matrix-variants { overflow-x: auto; background: rgba(255,255,255,.018); }
.matrix-row { min-width: 680px; display: grid; grid-template-columns: 1fr .72fr 1.5fr; gap: 18px; align-items: center; padding: 13px 20px 13px 38px; border-top: 1px solid rgba(239,242,235,.08); color: #c8ccc6; font-size: 11px; }
.matrix-row b { color: var(--paper); font-size: 13px; }
.matrix-row small { color: var(--muted); line-height: 1.45; }
.pricing-note { margin: 18px 0 0; color: #666c66; font-size: 10px; text-align: right; }

.account-section { display: grid; grid-template-columns: .8fr 1.2fr; gap: clamp(70px, 9vw, 150px); align-items: center; padding-top: 160px; padding-bottom: 170px; border-top: 1px solid var(--line); }
.account-intro p { max-width: 470px; margin: 28px 0; color: var(--muted); font-size: 15px; line-height: 1.75; }
.text-link { display: inline-flex; align-items: center; gap: 20px; padding-bottom: 8px; border-bottom: 1px solid var(--line-strong); color: var(--paper); text-decoration: none; font-size: 12px; font-weight: 800; }
.text-link span { color: var(--acid); }
.account-console { min-height: 590px; overflow: hidden; border: 1px solid var(--line-strong); background: rgba(14, 16, 14, .92); box-shadow: 0 34px 100px rgba(0,0,0,.5); }
.console-bar { height: 42px; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; padding: 0 17px; border-bottom: 1px solid var(--line); color: #7d827c; font-size: 8px; letter-spacing: .15em; }
.console-bar > span { display: flex; gap: 6px; }
.console-bar i { width: 6px; height: 6px; border-radius: 50%; background: #414641; }
.console-bar i:first-child { background: var(--orange); }
.console-bar small { justify-self: end; font-size: inherit; }
.auth-tabs { display: grid; grid-template-columns: repeat(3, 1fr); border-bottom: 1px solid var(--line); }
.auth-tab { height: 58px; border: 0; border-right: 1px solid var(--line); color: #7d827d; background: transparent; font-size: 11px; font-weight: 700; cursor: pointer; }
.auth-tab:last-child { border-right: 0; }
.auth-tab.active { color: var(--ink); background: var(--acid); }
.auth-panel { display: none; padding: clamp(28px, 4vw, 48px); }
.auth-panel.active { display: block; }
.panel-heading { display: flex; justify-content: space-between; align-items: center; margin-bottom: 28px; }
.panel-heading div { display: flex; flex-direction: column; gap: 7px; }
.panel-heading span { color: var(--acid); font-size: 8px; font-weight: 800; letter-spacing: .17em; }
.panel-heading h3 { margin: 0; font-size: 25px; letter-spacing: -.03em; }
.panel-mark { font-size: 28px !important; font-weight: 300 !important; }
label { display: block; margin: 17px 0 7px; color: #979d96; font-size: 11px; }
input { width: 100%; height: 50px; padding: 0 15px; border: 1px solid var(--line-strong); border-radius: 0; outline: none; color: var(--paper); background: #090a09; transition: border .2s, box-shadow .2s; }
input::placeholder { color: #4f554f; }
input:focus { border-color: var(--acid); box-shadow: 0 0 0 2px rgba(201,255,47,.08); }
.form-actions { display: flex; align-items: center; gap: 18px; }
.auth-divider { display: flex; align-items: center; gap: 12px; margin: 24px 0 14px; color: #6f756f; font-size: 9px; }
.auth-divider::before, .auth-divider::after { height: 1px; flex: 1; background: var(--line); content: ""; }
.social-button { width: 100%; height: 48px; display: flex; align-items: center; justify-content: center; gap: 11px; border: 1px solid var(--line-strong); color: var(--paper); background: #0b0c0b; font-size: 11px; font-weight: 700; cursor: pointer; }
.social-button:hover { border-color: var(--acid); }
.social-button:disabled { color: #656a65; cursor: wait; }
.social-mark { width: 24px; height: 24px; display: grid; place-items: center; border-radius: 50%; color: var(--ink); background: var(--paper); font-size: 8px; font-weight: 900; }
.github-device { display: grid; grid-template-columns: auto 1fr; gap: 5px 14px; align-items: center; margin-top: 12px; padding: 14px; border: 1px solid rgba(201,255,47,.28); background: rgba(201,255,47,.04); }
.github-device span { color: var(--muted); font-size: 9px; }
.github-device strong { color: var(--acid); font-size: 18px; letter-spacing: .12em; }
.github-device small { grid-column: 1 / -1; color: #8f958e; font-size: 10px; line-height: 1.5; }
.status { min-height: 20px; margin-top: 14px; color: var(--acid-soft); font-size: 12px; }
.muted { color: var(--muted); }
.identity { overflow-wrap: anywhere; font-size: 12px; }
.live-pill { padding: 6px 8px; border: 1px solid rgba(201,255,47,.35); border-radius: 99px; }
.balance-block { display: flex; justify-content: space-between; align-items: end; margin: 24px 0; padding: 22px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.balance-block span { color: var(--muted); font-size: 11px; }
.balance-block strong { font-size: 40px; letter-spacing: -.04em; }
.payment-status { min-height: 20px; font-size: 11px; line-height: 1.5; }
.packages { display: grid; gap: 8px; margin-top: 17px; }
.package { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 14px; padding: 12px 14px; border: 1px solid var(--line); background: #0a0b0a; }
.package.preferred { border-color: var(--acid); box-shadow: inset 3px 0 0 var(--acid); }
.package-copy { display: flex; flex-direction: column; gap: 4px; }
.package-copy strong { font-size: 12px; }
.package-copy small { color: var(--muted); font-size: 9px; }
.package button { min-height: 36px; margin: 0; padding: 0 12px; border: 0; color: var(--ink); background: var(--acid); font-size: 10px; font-weight: 800; cursor: pointer; }
.package button:disabled { color: #6e746e; background: #232623; cursor: not-allowed; }
.wallet-login-shortcut { width: 100%; margin-top: 22px; }
.wallet-login-shortcut.hidden { display: none; }
.hidden { display: none !important; }

.final-cta { min-height: 520px; display: flex; justify-content: space-between; align-items: center; gap: 50px; padding-top: 100px; padding-bottom: 100px; border-top: 1px solid var(--line); }
.final-cta > div > span { color: var(--acid); font-size: 10px; font-weight: 800; letter-spacing: .17em; }
.round-cta { width: clamp(180px, 17vw, 250px); aspect-ratio: 1; display: flex; flex-direction: column; justify-content: space-between; padding: 32px; border-radius: 50%; color: var(--ink); background: var(--acid); text-decoration: none; transform: rotate(-7deg); transition: transform .3s, background .2s; }
.round-cta:hover { background: var(--acid-soft); transform: rotate(0) scale(1.03); }
.round-cta span { font-size: 18px; font-weight: 800; line-height: 1.15; }
.round-cta b { align-self: flex-end; font-size: 32px; font-weight: 400; }

.site-footer { width: min(var(--max), calc(100% - 64px)); min-height: 160px; margin: 0 auto; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 50px; border-top: 1px solid var(--line); }
.site-footer > div { display: flex; gap: 30px; }
.site-footer > div a { color: var(--muted); text-decoration: none; font-size: 11px; }
.site-footer p { justify-self: end; margin: 0; color: #656a65; font-size: 8px; letter-spacing: .13em; }

/* Download */
.download-hero { min-height: 800px; display: grid; grid-template-columns: 1fr .82fr; gap: clamp(50px, 7vw, 110px); align-items: center; padding-top: 70px; padding-bottom: 110px; }
.download-copy h1 { font-size: clamp(58px, 6vw, 100px); }
.release-panel { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 20px; margin-top: 40px; padding: 20px; border: 1px solid var(--line-strong); background: rgba(17,19,17,.86); }
.platform-releases { display: grid; gap: 10px; margin-top: 40px; }
.platform-releases .release-panel { margin-top: 0; }
.platform-badge { width: 62px; height: 62px; display: grid; place-items: center; border: 1px solid var(--line-strong); color: var(--acid); font-size: 11px; font-weight: 800; letter-spacing: .12em; }
.download-links code { white-space: pre-wrap; overflow-wrap: anywhere; }
.release-icon { width: 62px; height: 62px; display: block; object-fit: contain; }
.release-copy span { color: var(--acid); font-size: 8px; font-weight: 800; letter-spacing: .16em; }
.release-copy h2 { margin: 5px 0 3px; font-size: 21px; }
.release-copy p { margin: 0; color: var(--muted); font-size: 10px; }
.release-panel .button { margin: 0; white-space: nowrap; }
.download-links { display: flex; justify-content: space-between; align-items: start; gap: 24px; margin-top: 18px; }
.download-links > a, .download-links summary { color: var(--muted); font-size: 10px; cursor: pointer; text-decoration: none; }
.download-links details { max-width: 52%; text-align: right; }
.download-links code { display: block; margin-top: 8px; color: #737973; font-size: 8px; overflow-wrap: anywhere; }
.download-visual { position: relative; width: 100%; overflow: hidden; }
.download-visual video { width: 100%; height: 100%; object-fit: cover; filter: saturate(.75); }
.download-visual::after { content: ""; position: absolute; z-index: 3; inset: 0; background: linear-gradient(90deg, rgba(0,0,0,.7), transparent 70%), linear-gradient(0deg, rgba(0,0,0,.45), transparent); pointer-events: none; }
.download-visual-overlay { position: absolute; z-index: 4; inset: 28px; display: flex; flex-direction: column; justify-content: space-between; pointer-events: none; }
.download-visual-overlay span, .download-visual-overlay small { font-size: 8px; font-weight: 800; letter-spacing: .18em; line-height: 1.6; }
.download-visual-overlay strong { font-size: clamp(56px, 6vw, 92px); line-height: .83; letter-spacing: -.07em; }
.ab-vertical { grid-template-columns: 1fr; }
.ab-vertical .download-visual-overlay { top: calc(50% + 28px); }
.install-section { border-top: 1px solid var(--line); }
.install-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.install-steps article { min-height: 280px; display: flex; flex-direction: column; padding: 28px; border: 1px solid var(--line); background: var(--ink-soft); }
.install-steps article > span { color: var(--acid); font-size: 10px; font-weight: 800; }
.install-steps h3 { margin: auto 0 12px; font-size: 25px; }
.install-steps p { margin: 0; color: var(--muted); font-size: 13px; }
.system-section { border-top: 1px solid var(--line); }
.system-grid { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: 40px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.system-grid div { display: flex; flex-direction: column; gap: 12px; padding: 28px 25px; border-right: 1px solid var(--line); }
.system-grid div:last-child { border: 0; }
.system-grid small, .system-grid span { color: var(--muted); font-size: 8px; letter-spacing: .15em; }
.system-grid strong { font-size: 22px; }
.download-showcase { border-top: 1px solid var(--line); }
.download-showcase .split-heading { align-items: center; }
.download-filmstrip { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; align-items: center; }
.filmstrip-ab { width: 100%; }
.filmstrip-ab .ab-panel figcaption { top: 8px; left: 8px; padding: 4px 6px; font-size: 7px; }
.filmstrip-ab .ab-panel figcaption b { width: 16px; height: 16px; font-size: 7px; }

@media (max-width: 1100px) {
  .site-header { grid-template-columns: 1fr auto; }
  .site-nav { display: none; }
  .hero-section { grid-template-columns: 1fr 1fr; gap: 40px; }
  .hero-copy h1 { font-size: clamp(64px, 8vw, 92px); }
  .visual-caption { align-items: flex-start; flex-direction: column; }
  .visual-caption > span { display: none; }
  .work-grid { grid-template-columns: repeat(2, 1fr); }
  .work-wide { grid-column: span 1; }
  .account-section { grid-template-columns: 1fr 1.2fr; gap: 50px; }
  .release-panel { grid-template-columns: auto 1fr; }
  .release-panel .button { grid-column: span 2; }
}

@media (min-width: 761px) and (max-width: 1100px) {
  .price-grid { grid-template-columns: repeat(2, 1fr); }
  .price { font-size: clamp(54px, 7vw, 72px); }
  .recharge-plan-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .recharge-plan-custom { grid-column: 1 / -1; min-height: 112px; }
}

@media (max-width: 760px) {
  .site-header, .section-pad, .site-footer { width: min(100% - 32px, var(--max)); }
  .site-header { height: 76px; }
  .logo-mark { width: 36px; height: 36px; }
  .logo-type { font-size: 14px; }
  .nav-cta { font-size: 0; gap: 0; }
  .nav-cta span { font-size: 14px; }
  .download-page .download-nav-cta { min-height: 40px; padding: 0 14px; border: 1px solid rgba(190, 255, 0, .48); background: rgba(190, 255, 0, .1); color: var(--accent); font-size: 10px; gap: 8px; }
  .hero-section, .download-hero { min-height: auto; grid-template-columns: 1fr; padding-top: 65px; padding-bottom: 80px; }
  .hero-copy h1, .download-copy h1 { font-size: clamp(58px, 18vw, 84px); }
  .hero-metrics { gap: 20px; justify-content: space-between; }
  .hero-metrics strong { font-size: 14px; }
  .ab-comparison { grid-template-columns: 1fr; }
  .ab-panel:nth-child(2)::before { top: 0; right: 0; bottom: auto; width: auto; height: 2px; }
  .hero-ab .ab-panel figcaption { top: 18px; }
  .hero-ab .ab-panel:first-child figcaption { left: 18px; }
  .hero-ab .ab-panel:nth-child(2) figcaption { right: 18px; }
  .visual-topline { top: 22px; left: auto; right: 18px; }
  .visual-topline span:first-child { display: none; }
  .visual-caption { bottom: 22px; left: 20px; right: 20px; }
  .reel-selector { bottom: 83px; left: 20px; }
  .capability-ribbon { padding: 16px 0; }
  .showcase-section, .workflow-section, .pricing-section, .install-section, .system-section, .download-showcase { padding-top: 92px; padding-bottom: 92px; }
  .split-heading { grid-template-columns: 1fr; gap: 24px; }
  .split-heading > p { margin: 0; }
  .section-heading { margin-bottom: 40px; }
  .section-heading h2, .account-intro h2, .final-cta h2 { font-size: clamp(46px, 14vw, 68px); }
  .work-grid, .price-grid, .workflow-grid, .install-steps, .system-grid { grid-template-columns: 1fr; }
  .workflow-preview-heading { display: block; }
  .workflow-preview-heading p { margin-top: 12px; }
  .workflow-preview-grid { grid-template-columns: 1fr; }
  .workflow-grid article { min-height: 310px; border-right: 0; border-bottom: 1px solid var(--line); }
  .workflow-grid article:last-child { border: 0; }
  .feature-icon { margin: 44px 0 34px; }
  .price-card { min-height: 286px; }
  .price { font-size: clamp(48px, 15vw, 64px); }
  .recharge-plans { margin-top: 24px; padding-top: 20px; }
  .recharge-plans-heading { align-items: flex-start; flex-direction: column; gap: 9px; }
  .recharge-plans-heading p { text-align: left; }
  .recharge-plan-grid { grid-template-columns: 1fr; }
  .recharge-plan { min-height: 112px; padding: 18px; }
  .recharge-plan > span { font-size: 32px; }
  .recharge-plan-custom > span { font-size: 23px; }
  .account-section { grid-template-columns: 1fr; gap: 55px; padding-top: 100px; padding-bottom: 110px; }
  .account-console { min-height: 560px; }
  .auth-tab { font-size: 10px; }
  .final-cta { min-height: 620px; align-items: flex-start; flex-direction: column; justify-content: center; }
  .round-cta { align-self: flex-end; width: 190px; }
  .site-footer { grid-template-columns: 1fr auto; min-height: 210px; }
  .site-footer > div { display: none; }
  .site-footer p { max-width: 160px; text-align: right; line-height: 1.6; }
  .download-visual { height: auto; grid-row: 2; }
  .download-copy { grid-row: 1; }
  .release-panel { grid-template-columns: auto 1fr; }
  .release-panel .button { grid-column: span 2; }
  .download-links { flex-direction: column; }
  .download-links details { max-width: 100%; text-align: left; }
  .system-grid div { border-right: 0; border-bottom: 1px solid var(--line); }
  .download-filmstrip { display: flex; overflow-x: auto; scroll-snap-type: x mandatory; }
  .download-filmstrip .filmstrip-ab { min-width: 82vw; scroll-snap-align: start; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .capability-ribbon div { animation: none; }
  *, *::before, *::after { transition-duration: .01ms !important; }
}

.payment-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.pricing-details { margin-top: 24px; border-top: 1px solid var(--line); padding-top: 20px; }
.pricing-details summary { cursor: pointer; padding: 12px 0; }
.pricing-details input { width: 100%; max-width: 480px; margin: 16px 0; }
.pricing-details p, #wallet-history p { font-size: 13px; line-height: 1.8; overflow-wrap: anywhere; }
.pricing-details > div { max-height: 520px; overflow-y: auto; }
#wallet-history { border-top: 1px solid var(--line); margin-top: 24px; padding-top: 16px; }

.payment-qr{display:block;width:auto;max-width:100%;max-height:520px;margin:20px auto}

/* Account portal */
.account-console { min-height: 0; }
.auth-entry-tabs { grid-template-columns: repeat(2, 1fr); }
.field-optional { float: right; color: #6f756f; font-size: 9px; }
.portal-notice { margin: 18px 24px 0; padding: 13px 15px; border: 1px solid rgba(201,255,47,.28); color: #dce9c4; background: rgba(201,255,47,.06); font-size: 11px; line-height: 1.55; }
.portal-notice.error { border-color: rgba(255,99,57,.38); color: #ffc3b2; background: rgba(255,99,57,.07); }
.portal-notice.loading { color: var(--muted); border-color: var(--line); background: rgba(255,255,255,.025); }
.account-shell { padding-bottom: 30px; }
.account-identity { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; gap: 14px; align-items: center; padding: 24px clamp(24px, 4vw, 42px); border-bottom: 1px solid var(--line); }
.identity-actions { display: flex; align-items: center; gap: 8px; }
.account-avatar { width: 46px; height: 46px; display: grid; place-items: center; border-radius: 50%; color: var(--ink); background: var(--acid); font-size: 15px; font-weight: 900; }
.account-identity > div:nth-child(2) { min-width: 0; display: flex; flex-direction: column; gap: 4px; }
.account-identity span { color: var(--acid); font-size: 8px; font-weight: 800; letter-spacing: .15em; }
.account-identity strong { overflow: hidden; font-size: 17px; text-overflow: ellipsis; white-space: nowrap; }
.account-identity small { overflow: hidden; color: var(--muted); font-size: 10px; text-overflow: ellipsis; white-space: nowrap; }
.account-nav { display: flex; padding: 0 clamp(24px, 4vw, 42px); border-bottom: 1px solid var(--line); }
.account-nav button { min-height: 52px; padding: 0 20px; border: 0; border-bottom: 2px solid transparent; color: var(--muted); background: transparent; font-size: 11px; font-weight: 750; cursor: pointer; }
.account-nav button:first-child { padding-left: 0; }
.account-nav button.active { color: var(--paper); border-bottom-color: var(--acid); }
.account-view { display: none; padding: 30px clamp(24px, 4vw, 42px) 10px; }
.account-view.active { display: block; }
.wallet-summary { min-height: 142px; display: flex; justify-content: space-between; align-items: flex-start; gap: 24px; padding: 26px; border: 1px solid var(--line-strong); background: linear-gradient(135deg, rgba(201,255,47,.07), rgba(255,255,255,.015)); }
.wallet-summary > div { display: flex; flex-direction: column; gap: 7px; }
.wallet-summary span, .wallet-summary small { color: var(--muted); font-size: 10px; }
.wallet-summary strong { font-size: clamp(42px, 6vw, 62px); line-height: 1; letter-spacing: -.055em; }
.wallet-summary .live-pill { color: var(--acid); white-space: nowrap; }
.account-primary-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 14px; }
.account-primary-actions .button { width: 100%; }
.download-account-actions { display: flex; flex-wrap: wrap; gap: 10px; margin: 22px 0; }
.download-account-actions .button { min-width: 190px; }
.download-choice { display: grid; grid-template-columns: minmax(0,1fr) auto; gap: 18px; align-items: center; margin: 12px 0; padding: 18px; border: 1px solid var(--line); border-radius: 12px; background: rgba(255,255,255,.025); }
.download-choice > span { color: var(--muted); font-size: 12px; }
.retention-note { margin: 22px 0 12px; font-size: 10px; line-height: 1.6; }
.view-heading { display: flex; justify-content: space-between; align-items: end; gap: 24px; margin-bottom: 18px; }
.view-heading > div { display: flex; flex-direction: column; gap: 6px; }
.view-heading span { color: var(--acid); font-size: 8px; font-weight: 800; letter-spacing: .17em; }
.view-heading h3 { margin: 0; font-size: 28px; letter-spacing: -.04em; }
.view-heading small { max-width: 48%; color: var(--muted); font-size: 9px; overflow-wrap: anywhere; text-align: right; }
.view-heading b { color: var(--paper); font-weight: 700; }
.account-utility { margin-top: 10px; border-top: 1px solid var(--line); }
.account-utility summary { padding: 17px 0; color: #bcc1ba; font-size: 11px; font-weight: 700; cursor: pointer; list-style-position: inside; }
.account-utility[open] { padding-bottom: 18px; }
.account-utility form { padding-bottom: 4px; }
select, textarea { width: 100%; padding: 13px 15px; border: 1px solid var(--line-strong); border-radius: 0; outline: none; color: var(--paper); background: #090a09; font: inherit; }
textarea { min-height: 112px; resize: vertical; }
select:focus, textarea:focus { border-color: var(--acid); box-shadow: 0 0 0 2px rgba(201,255,47,.08); }
.payment-status { display: flex; align-items: center; gap: 12px; margin: 13px 0; }
.packages { gap: 10px; }
.package { grid-template-columns: minmax(0, 1fr) auto; padding: 16px; }
.package > b { font-size: 18px; letter-spacing: -.03em; }
.package .payment-actions { grid-column: 1 / -1; }
.payment-actions button, .order-row button { min-height: 36px; padding: 0 12px; border: 1px solid rgba(201,255,47,.32); color: var(--acid); background: rgba(201,255,47,.04); font-size: 10px; font-weight: 800; cursor: pointer; }
.payment-actions button:hover, .order-row button:hover { color: var(--ink); background: var(--acid); }
.payment-actions button:disabled, .order-row button:disabled { opacity: .45; cursor: wait; }
.empty-state { padding: 28px; border: 1px dashed var(--line-strong); color: var(--muted); text-align: center; font-size: 11px; }
.transfer-card { margin-top: 18px; padding: 20px; border: 1px solid rgba(201,255,47,.28); background: rgba(201,255,47,.035); }
.transfer-card:empty { display: none; }
.transfer-card h4 { margin: 0 0 12px; font-size: 18px; }
.transfer-card p, #my-orders, #wallet-history p { color: var(--muted); font-size: 11px; line-height: 1.65; overflow-wrap: anywhere; }
.transfer-card form { display: grid; grid-template-columns: 1fr auto; gap: 8px; margin-top: 16px; }
.transfer-card form .button { margin: 0; white-space: nowrap; }
.order-row { display: flex; justify-content: space-between; align-items: center; gap: 15px; padding: 11px 0; border-bottom: 1px solid var(--line); }
.order-row p { margin: 0; }
#wallet-history { max-height: 520px; overflow: auto; padding-right: 8px; }
#wallet-history h4 { margin: 24px 0 10px; color: var(--paper); font-size: 12px; }
#wallet-history h4:first-child { margin-top: 0; }
.compact-button { min-height: 34px; padding: 0 12px; }
.inline-error { color: #ffc3b2; }
.download-button { min-height: 44px; min-width: 210px; margin: 0; padding: 0 16px; font-size: 11px; }
.utility-toolbar, .security-heading, .inline-form { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.utility-toolbar { margin: 0 0 8px; }
.security-card { padding: 20px 0; border-bottom: 1px solid var(--line); }
.security-card:first-of-type { padding-top: 0; }
.security-card:last-child { border-bottom: 0; }
.security-card h4 { margin: 0 0 6px; font-size: 15px; }
.security-card p { margin: 0; }
.security-form { margin-top: 16px; }
.inline-form input { flex: 1; }
.security-list { margin-top: 15px; }
.security-row { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 16px; align-items: center; padding: 13px 0; border-top: 1px solid var(--line); }
.security-row:first-child { border-top: 0; }
.security-row strong, .security-row small { display: block; overflow-wrap: anywhere; }
.security-row small { margin-top: 4px; color: var(--muted); font-size: 9px; }
.session-current { color: var(--acid); }
.danger-zone > .security-heading { align-items: flex-start; }

@media (max-width: 760px) {
  .account-section { gap: 38px; }
  .account-intro p { margin: 18px 0; }
  .account-identity { grid-template-columns: auto minmax(0, 1fr); }
  .account-identity #logout { grid-column: 1 / -1; width: 100%; min-height: 36px; border: 1px solid var(--line); }
  .identity-actions { grid-column: 1 / -1; display: grid; grid-template-columns: 1fr 1fr; width: 100%; }
  .account-identity .identity-actions #logout { grid-column: auto; }
  .security-heading, .inline-form { align-items: stretch; flex-direction: column; }
  .security-row { align-items: flex-start; }
  .account-nav { overflow-x: auto; }
  .account-nav button { flex: 1; padding: 0 11px; white-space: nowrap; }
  .account-nav button:first-child { padding-left: 11px; }
  .wallet-summary { min-height: 126px; padding: 20px; }
  .wallet-summary strong { font-size: 42px; }
  .wallet-summary .live-pill { display: none; }
  .account-primary-actions { grid-template-columns: 1fr; }
  .download-account-actions { display: grid; }
  .download-account-actions .button { width: 100%; }
  .download-choice { grid-template-columns: 1fr; }
  .download-button { width: 100%; }
  .view-heading { align-items: flex-start; flex-direction: column; gap: 8px; }
  .view-heading small { max-width: 100%; text-align: left; }
  .package { grid-template-columns: minmax(0, 1fr) auto; }
  .transfer-card form { grid-template-columns: 1fr; }
  .order-row { align-items: flex-start; flex-direction: column; }
  .portal-notice { margin-left: 16px; margin-right: 16px; }
}