:root {
    --primary: #4169f2;
    --primary-dark: #3151ca;
    --violet: #7657f6;
    --bg: #f8f9fc;
    --surface: #ffffff;
    --surface-soft: #f1f3f9;
    --text: #172033;
    --text-soft: #596579;
    --text-muted: #8a94a6;
    --border: #e4e7ef;
    --shadow: 0 28px 70px rgba(35, 48, 80, .12);
    --header: rgba(248, 249, 252, .84);
}

[data-theme="dark"] {
    --bg: #10131b;
    --surface: #181d29;
    --surface-soft: #202633;
    --text: #f1f4fa;
    --text-soft: #aab4c5;
    --text-muted: #707b8d;
    --border: #2b3241;
    --shadow: 0 30px 80px rgba(0, 0, 0, .36);
    --header: rgba(16, 19, 27, .84);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif; line-height: 1.65; -webkit-font-smoothing: antialiased; transition: background .25s, color .25s; }
button, a { font: inherit; }
a { color: inherit; text-decoration: none; }
button { color: inherit; }
svg { display: block; }
.container { width: min(1160px, calc(100% - 48px)); margin: 0 auto; }
.skip-link { position: fixed; left: 16px; top: -60px; z-index: 1000; background: var(--text); color: var(--surface); padding: 9px 14px; border-radius: 8px; transition: top .2s; }
.skip-link:focus { top: 12px; }

.site-header { position: fixed; inset: 0 0 auto; z-index: 100; height: 72px; background: var(--header); border-bottom: 1px solid transparent; backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px); transition: border-color .2s, box-shadow .2s; }
.site-header.scrolled { border-color: var(--border); box-shadow: 0 8px 30px rgba(20, 30, 50, .05); }
.nav-inner { height: 72px; display: flex; align-items: center; justify-content: space-between; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-size: 19px; font-weight: 750; letter-spacing: -.4px; }
.brand img { filter: drop-shadow(0 7px 12px rgba(65, 105, 242, .18)); }
.brand strong { color: var(--primary); font-weight: 800; }
.desktop-nav { display: flex; align-items: center; gap: 34px; margin-left: auto; margin-right: 28px; }
.desktop-nav a { color: var(--text-soft); font-size: 14px; font-weight: 550; transition: color .2s; }
.desktop-nav a:hover { color: var(--primary); }
.desktop-nav button { padding: 0; border: 0; background: transparent; color: var(--text-soft); font-size: 14px; font-weight: 550; cursor: pointer; transition: color .2s; }
.desktop-nav button:hover { color: var(--primary); }
.nav-actions { display: flex; gap: 8px; }
.icon-button { width: 38px; height: 38px; padding: 0; border: 1px solid var(--border); border-radius: 11px; background: var(--surface); display: grid; place-items: center; cursor: pointer; transition: border-color .2s, transform .2s, background .2s; }
.icon-button:hover { border-color: var(--primary); transform: translateY(-1px); }
.icon-button svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.moon-icon { display: none; }
[data-theme="dark"] .sun-icon { display: none; }
[data-theme="dark"] .moon-icon { display: block; }
.menu-button { display: none; }
.mobile-nav { display: none; }

.hero { position: relative; overflow: hidden; padding: 154px 0 102px; }
.hero::before { content: ""; position: absolute; width: 760px; height: 760px; top: -420px; left: 55%; border-radius: 50%; background: radial-gradient(circle, rgba(118, 87, 246, .16), transparent 68%); pointer-events: none; }
.hero::after { content: ""; position: absolute; width: 620px; height: 620px; left: -370px; bottom: -350px; border-radius: 50%; background: radial-gradient(circle, rgba(65, 105, 242, .12), transparent 68%); pointer-events: none; }
.hero-grid { position: absolute; inset: 0; pointer-events: none; background-image: linear-gradient(rgba(65, 105, 242, .045) 1px, transparent 1px), linear-gradient(90deg, rgba(65, 105, 242, .045) 1px, transparent 1px); background-size: 54px 54px; mask-image: radial-gradient(ellipse 70% 72% at 50% 45%, #000 10%, transparent 78%); }
.hero-layout { position: relative; display: grid; grid-template-columns: .82fr 1.18fr; align-items: center; gap: 64px; }
.hero h1 { margin: 0 0 22px; font-size: clamp(42px, 5vw, 62px); line-height: 1.12; letter-spacing: -3px; font-weight: 850; }
.hero h1 span { color: transparent; background: linear-gradient(100deg, #3569f4 0%, #7957ef 70%); background-clip: text; -webkit-background-clip: text; }
.hero-description { max-width: 545px; margin: 0 0 30px; color: var(--text-soft); font-size: 17px; line-height: 1.85; }
.hero-actions { display: flex; gap: 13px; align-items: center; flex-wrap: wrap; }
.button { min-height: 48px; display: inline-flex; align-items: center; justify-content: center; gap: 9px; padding: 0 22px; border: 1px solid transparent; border-radius: 12px; font-size: 14px; font-weight: 680; transition: transform .2s, box-shadow .2s, border-color .2s, background .2s; }
.button svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.button-primary { color: #fff; background: linear-gradient(135deg, var(--primary), #6657ee); box-shadow: 0 12px 26px rgba(65, 105, 242, .24); }
.button-primary:hover { transform: translateY(-2px); box-shadow: 0 16px 32px rgba(65, 105, 242, .3); }
.hero-download-button:disabled { opacity: 1; cursor: not-allowed; }
.hero-download-button:disabled:hover { transform: none; box-shadow: 0 12px 26px rgba(65, 105, 242, .24); }
.button-secondary { border-color: var(--border); background: var(--surface); color: var(--text); }
.button-secondary:hover { transform: translateY(-2px); border-color: rgba(65, 105, 242, .45); }
.button-secondary svg { width: 15px; }
.hero-meta { margin-top: 24px; display: flex; gap: 18px; flex-wrap: wrap; color: var(--text-muted); font-size: 12px; }
.hero-meta span { display: flex; align-items: center; gap: 5px; }
.hero-meta svg { width: 14px; height: 14px; fill: none; stroke: #22a874; stroke-width: 2.4; stroke-linecap: round; stroke-linejoin: round; }

.app-preview { position: relative; overflow: hidden; border: 1px solid rgba(180, 188, 208, .55); border-radius: 17px; background: #fff; box-shadow: var(--shadow); transform: perspective(1200px) rotateY(-2deg) rotateX(1deg); transition: transform .35s, box-shadow .35s; }
.app-preview:hover { transform: perspective(1200px) rotateY(0) rotateX(0) translateY(-4px); box-shadow: 0 34px 90px rgba(35, 48, 80, .16); }
.window-bar { height: 37px; padding: 0 13px; display: flex; align-items: center; justify-content: space-between; background: #f5f6f9; border-bottom: 1px solid #e6e8ee; }
.window-brand { display: flex; align-items: center; gap: 7px; color: #566075; font-size: 9px; font-weight: 650; }
.window-controls { display: flex; gap: 11px; align-items: center; }
.window-controls i { width: 10px; height: 1px; background: #a0a6b0; }
.window-controls i:nth-child(2) { width: 8px; height: 8px; border: 1px solid #a0a6b0; background: transparent; }
.window-controls i:nth-child(3) { position: relative; background: transparent; }
.window-controls i:nth-child(3)::before, .window-controls i:nth-child(3)::after { content: ""; position: absolute; left: 0; top: 0; width: 10px; height: 1px; background: #a0a6b0; transform: rotate(45deg); }
.window-controls i:nth-child(3)::after { transform: rotate(-45deg); }
.app-body { height: 440px; display: flex; color: #20283a; }
.app-sidebar { width: 126px; flex: 0 0 126px; padding: 16px 10px 12px; display: flex; flex-direction: column; background: #f7f8fb; border-right: 1px solid #e8eaf0; }
.app-logo { display: flex; align-items: center; gap: 8px; padding: 0 7px 17px; font-size: 12px; font-weight: 780; }
.side-item { display: flex; align-items: center; gap: 8px; min-height: 34px; margin-bottom: 4px; padding: 0 9px; border-radius: 8px; color: #788296; font-size: 9px; font-weight: 600; }
.side-item svg { width: 14px; height: 14px; fill: none; stroke: currentColor; stroke-width: 1.65; stroke-linecap: round; stroke-linejoin: round; }
.side-item.active { color: #4169f2; background: #e9edff; }
.side-spacer { flex: 1; }
.app-content { min-width: 0; flex: 1; padding: 24px 22px; background: #fff; }
.app-heading { display: flex; align-items: center; justify-content: space-between; gap: 14px; }
.eyebrow { display: block; color: #8390a6; font-size: 7px; font-weight: 800; letter-spacing: 1.1px; }
.app-heading h2 { margin: 3px 0 0; font-size: 16px; line-height: 1.25; letter-spacing: -.3px; }
.preview-search { width: 138px; height: 30px; padding: 0 8px; display: flex; align-items: center; gap: 6px; color: #9aa3b2; border: 1px solid #e5e8ee; border-radius: 8px; background: #fafbfc; font-size: 8px; }
.preview-search svg { width: 11px; height: 11px; fill: none; stroke: currentColor; stroke-width: 2; }
.preview-search span { flex: 1; text-align: left; }
.preview-search kbd { padding: 2px 4px; border: 1px solid #e2e5eb; border-radius: 4px; background: #fff; color: #adb3be; font: 6px inherit; }
.quick-grid { margin-top: 20px; display: grid; grid-template-columns: repeat(2, 1fr); gap: 9px; }
.quick-tool { position: relative; min-height: 72px; padding: 12px 10px; display: flex; align-items: center; gap: 10px; border: 1px solid #ebedf2; border-radius: 10px; background: #fff; box-shadow: 0 4px 16px rgba(36, 48, 75, .035); }
.tool-icon { width: 34px; height: 34px; flex: 0 0 34px; display: grid; place-items: center; border-radius: 9px; }
.tool-icon svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.quick-tool b { display: block; margin-bottom: 2px; font-size: 9px; }
.quick-tool small { display: block; color: #98a1b1; font-size: 7px; }
.quick-tool em { position: absolute; right: 7px; top: 7px; padding: 2px 5px; border-radius: 4px; background: #fff0ed; color: #f27965; font: 6px/1.2 inherit; }
.coral .tool-icon { color: #ed6e5b; background: #fff0ed; }.blue .tool-icon { color: #4169f2; background: #edf1ff; }.green .tool-icon { color: #21a979; background: #e9f8f2; }.amber .tool-icon { color: #d18a27; background: #fff5df; }
.app-lower { display: grid; grid-template-columns: 1.2fr .8fr; gap: 10px; margin-top: 12px; }
.recent-panel, .tip-panel { min-height: 126px; padding: 12px; border: 1px solid #ebedf2; border-radius: 10px; }
.panel-title { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; font-size: 8px; }.panel-title span { color: #4169f2; font-size: 7px; }
.recent-row { display: flex; align-items: center; gap: 8px; min-height: 37px; border-top: 1px solid #f0f1f4; }.recent-row:first-of-type { border-top: none; }
.mini-icon { width: 22px; height: 22px; display: grid; place-items: center; border-radius: 6px; color: #fff; background: #f17462; font-size: 8px; font-weight: 800; }.image-mini { background: #4169f2; }
.recent-row div { flex: 1; }.recent-row b, .recent-row small { display: block; font-size: 7px; }.recent-row small { color: #a2a9b5; margin-top: 1px; }.recent-row i { width: 4px; height: 4px; border-radius: 50%; background: #c9cdd5; }
.tip-panel { position: relative; overflow: hidden; background: linear-gradient(145deg, #eef2ff, #f8f6ff); border: none; }.tip-panel::after { content: ""; position: absolute; right: -27px; bottom: -33px; width: 90px; height: 90px; border: 16px solid rgba(91, 91, 232, .08); border-radius: 50%; }
.tip-badge { display: inline-block; margin-bottom: 9px; padding: 2px 5px; border-radius: 4px; color: #5b5be8; background: rgba(91, 91, 232, .1); font-size: 6px; font-weight: 700; }.tip-panel b { display: block; font-size: 9px; }.tip-panel p { margin: 5px 0 12px; color: #7c8598; font-size: 7px; line-height: 1.5; }.tip-line { display: flex; align-items: center; gap: 5px; color: #596579; font-size: 7px; }.tip-line i { width: 6px; height: 6px; border-radius: 50%; background: #2bb57d; box-shadow: 0 0 0 3px rgba(43,181,125,.1); }

/* Simplified preview of the real desktop client */
.client-titlebar { height: 48px; padding: 0 17px; display: flex; align-items: center; justify-content: space-between; color: #202633; background: #fff; border-bottom: 1px solid #eceef3; }
.client-title { display: flex; align-items: center; gap: 9px; font-size: 11px; font-weight: 760; letter-spacing: -.1px; }
.client-window-actions { height: 100%; display: flex; align-items: center; gap: 18px; color: #1d2430; }
.client-window-actions svg { width: 15px; height: 15px; fill: currentColor; stroke: none; }
.client-sun { display: none; fill: none !important; stroke: currentColor !important; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.client-window-actions i { position: relative; display: block; width: 12px; height: 12px; }
.client-minimize::before { content: ""; position: absolute; left: 0; right: 0; top: 6px; height: 1.5px; background: #252b35; }
.client-maximize { border: 1.5px solid #252b35; }
.client-close::before, .client-close::after { content: ""; position: absolute; left: 5px; top: 0; width: 1.5px; height: 13px; background: #e5474d; transform: rotate(45deg); }
.client-close::after { transform: rotate(-45deg); }
.client-shell { height: 392px; display: flex; color: #222936; background: #fff; }
.client-nav { width: 150px; flex: 0 0 150px; padding: 19px 12px 14px; display: flex; flex-direction: column; gap: 5px; background: #fff; border-right: 1px solid #eef0f4; }
.client-nav-item { min-height: 39px; padding: 0 12px; display: flex; align-items: center; gap: 11px; border-radius: 9px; color: #4e586b; font-size: 9px; font-weight: 650; white-space: nowrap; }
.client-nav-item svg { width: 16px; height: 16px; flex: 0 0 16px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.client-nav-item.active { color: #fff; background: linear-gradient(135deg, #4058ee, #5457e8); box-shadow: 0 8px 18px rgba(65, 82, 234, .19); }
.client-nav-item:not(.active) { color: #cbd1dc; }
.client-nav-item:not(.active) svg { opacity: .48; }
.client-nav-item:not(.active) span { width: 58px; height: 5px; overflow: hidden; border-radius: 999px; background: #e4e7ed; color: transparent; font-size: 0; }
.client-nav-item:nth-of-type(3):not(.active) span { width: 48px; }
.client-nav-item:nth-of-type(4):not(.active) span { width: 64px; }
.client-nav-item:nth-of-type(5):not(.active) span { width: 52px; }
.client-nav-item:nth-of-type(6):not(.active) span { width: 61px; }
.client-nav-spacer { flex: 1; }
.client-stage { position: relative; flex: 1; overflow: hidden; display: grid; place-items: center; background: #f5f7fb; }
.client-stage-grid { position: absolute; inset: 0; opacity: .38; background-image: linear-gradient(rgba(93, 111, 150, .045) 1px, transparent 1px), linear-gradient(90deg, rgba(93, 111, 150, .045) 1px, transparent 1px); background-size: 42px 42px; mask-image: radial-gradient(ellipse 68% 68% at 58% 50%, #000, transparent 82%); }
.client-welcome { position: relative; z-index: 2; margin-top: -4px; display: flex; flex-direction: column; align-items: center; }
.client-welcome img { width: 62px; height: 62px; margin-bottom: 24px; filter: drop-shadow(0 10px 14px rgba(46, 56, 90, .08)); }
.client-welcome strong { color: #1c2230; font-size: 22px; line-height: 1.2; font-weight: 640; letter-spacing: -.7px; }
.client-corner-lines { position: absolute; right: 22px; top: 20px; display: flex; gap: 8px; opacity: .55; }
.client-corner-lines i { width: 28px; height: 5px; border-radius: 999px; background: #dfe3eb; }
.client-corner-lines i:nth-child(2) { width: 20px; }.client-corner-lines i:nth-child(3) { width: 12px; }

[data-theme="dark"] .app-preview { border-color: #303848; background: #171c27; box-shadow: 0 30px 80px rgba(0, 0, 0, .42); }
[data-theme="dark"] .app-preview:hover { box-shadow: 0 34px 90px rgba(0, 0, 0, .48); }
[data-theme="dark"] .client-titlebar { color: #eef2f8; background: #181d28; border-bottom-color: #2a3240; }
[data-theme="dark"] .client-window-actions { color: #dce2ed; }
[data-theme="dark"] .client-window-actions svg { color: #e4e9f2; }
[data-theme="dark"] .client-moon { display: none; }
[data-theme="dark"] .client-sun { display: block; }
[data-theme="dark"] .client-minimize::before { background: #c5cbd6; }
[data-theme="dark"] .client-maximize { border-color: #c5cbd6; }
[data-theme="dark"] .client-shell { color: #e9edf5; background: #171c27; }
[data-theme="dark"] .client-nav { background: #181d28; border-right-color: #2a3240; }
[data-theme="dark"] .client-nav-item:not(.active) { color: #667184; }
[data-theme="dark"] .client-nav-item:not(.active) span { background: #343c4b; }
[data-theme="dark"] .client-stage { background: #111722; }
[data-theme="dark"] .client-stage-grid { opacity: .45; background-image: linear-gradient(rgba(120, 139, 181, .055) 1px, transparent 1px), linear-gradient(90deg, rgba(120, 139, 181, .055) 1px, transparent 1px); }
[data-theme="dark"] .client-welcome strong { color: #f0f3f9; }
[data-theme="dark"] .client-corner-lines i { background: #343c4b; }

.section { padding: 112px 0; }
.section-heading { max-width: 650px; margin: 0 auto 52px; text-align: center; }
.section-label { display: inline-block; margin-bottom: 14px; color: var(--primary); font-size: 11px; line-height: 1; font-weight: 800; letter-spacing: 1.8px; }
.section-heading h2, .tools-copy h2, .security-copy h2 { margin: 0 0 15px; font-size: clamp(31px, 4vw, 43px); line-height: 1.22; letter-spacing: -1.8px; }
.section-heading p, .tools-copy > p, .security-copy > p { margin: 0; color: var(--text-soft); font-size: 15px; }
.feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.feature-card { position: relative; min-height: 265px; padding: 28px 25px; overflow: hidden; border: 1px solid var(--border); border-radius: 16px; background: var(--surface); transition: transform .25s, border-color .25s, box-shadow .25s; }
.feature-card:hover { transform: translateY(-6px); border-color: rgba(65, 105, 242, .3); box-shadow: 0 18px 45px rgba(34, 45, 72, .08); }
.feature-icon { width: 48px; height: 48px; margin-bottom: 28px; display: grid; place-items: center; border-radius: 14px; }
.feature-icon svg { width: 23px; height: 23px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.blue-icon { color: #4169f2; background: #edf1ff; }.coral-icon { color: #e96c5b; background: #fff0ed; }.green-icon { color: #1da677; background: #e9f8f2; }.amber-icon { color: #ca8525; background: #fff5df; }
[data-theme="dark"] .blue-icon { background: rgba(65,105,242,.15); }[data-theme="dark"] .coral-icon { background: rgba(233,108,91,.14); }[data-theme="dark"] .green-icon { background: rgba(29,166,119,.14); }[data-theme="dark"] .amber-icon { background: rgba(202,133,37,.14); }
.feature-card h3 { margin: 0 0 11px; font-size: 17px; letter-spacing: -.3px; }.feature-card p { margin: 0; color: var(--text-soft); font-size: 13px; line-height: 1.8; }.feature-number { position: absolute; right: 18px; bottom: 5px; color: var(--surface-soft); font-size: 52px; line-height: 1; font-weight: 850; letter-spacing: -3px; }

.tools-section { background: var(--surface); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.tools-layout { display: grid; grid-template-columns: .68fr 1.32fr; gap: 82px; align-items: center; }
.tools-copy > p { max-width: 410px; line-height: 1.8; }
.category-list { margin-top: 35px; display: grid; gap: 7px; }
.category { width: 100%; min-height: 45px; padding: 0 14px; display: flex; justify-content: space-between; align-items: center; border: 1px solid transparent; border-radius: 10px; background: transparent; color: var(--text-soft); cursor: pointer; text-align: left; transition: color .2s, background .2s, border-color .2s; }
.category span { font-size: 13px; font-weight: 620; }.category b { color: var(--text-muted); font-size: 8px; letter-spacing: 1px; }.category:hover, .category.active { color: var(--primary); border-color: rgba(65, 105, 242, .16); background: rgba(65, 105, 242, .07); }.category.active b { color: var(--primary); }
.tool-showcase { display: grid; grid-template-columns: repeat(2, 1fr); gap: 13px; }
.tool-tile { position: relative; min-height: 112px; display: flex; align-items: center; gap: 14px; padding: 20px; border: 1px solid var(--border); border-radius: 14px; background: var(--bg); transition: transform .22s, opacity .22s, border-color .22s, box-shadow .22s; }
.tool-tile:hover { transform: translateY(-3px); border-color: rgba(65, 105, 242, .28); box-shadow: 0 14px 30px rgba(33, 46, 78, .07); }.tool-tile.is-hidden { opacity: .16; transform: scale(.98); pointer-events: none; }
.tile-icon { width: 47px; height: 47px; flex: 0 0 47px; display: grid; place-items: center; border-radius: 13px; }.tile-icon svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.dev-tile { color: #ef725f; background: #fff0ed; }.text-tile { color: #20a678; background: #e9f8f2; }.image-tile { color: #4169f2; background: #edf1ff; }.code-tile { color: #8b5bd4; background: #f2ebff; }.count-tile { color: #ca8525; background: #fff5df; }.more-tile { color: #788397; background: var(--surface-soft); }
[data-theme="dark"] .dev-tile { background: rgba(239,114,95,.13); }[data-theme="dark"] .text-tile { background: rgba(32,166,120,.13); }[data-theme="dark"] .image-tile { background: rgba(65,105,242,.13); }[data-theme="dark"] .code-tile { background: rgba(139,91,212,.13); }[data-theme="dark"] .count-tile { background: rgba(202,133,37,.13); }
.tool-tile h3 { margin: 0 0 3px; font-size: 14px; }.tool-tile p { margin: 0; color: var(--text-muted); font-size: 11px; }.tile-arrow { position: absolute; right: 16px; top: 14px; color: var(--text-muted); font-size: 13px; }.coming-label { position: absolute; right: 13px; top: 14px; color: var(--text-muted); font-size: 7px; font-weight: 750; letter-spacing: 1px; }

.security-section { overflow: hidden; }
.security-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 100px; align-items: center; }
.security-visual { position: relative; min-height: 480px; display: grid; place-items: center; }
.security-visual::before { content: ""; position: absolute; inset: 8% 6%; background: radial-gradient(circle, rgba(65,105,242,.12), transparent 65%); }
.shield-rings { position: relative; width: 310px; height: 310px; display: grid; place-items: center; border: 1px solid rgba(65,105,242,.2); border-radius: 50%; }
.shield-rings::before, .shield-rings::after { content: ""; position: absolute; border-radius: 50%; border: 1px dashed rgba(65,105,242,.18); }.shield-rings::before { inset: 31px; }.shield-rings::after { inset: 68px; border-style: solid; }
.shield-core { position: relative; z-index: 2; width: 112px; height: 112px; display: grid; place-items: center; color: #fff; border-radius: 34px; background: linear-gradient(145deg, #4169f2, #7757f5); box-shadow: 0 22px 45px rgba(65,105,242,.28); transform: rotate(-3deg); }.shield-core svg { width: 52px; height: 52px; fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
.orbit-dot { position: absolute; z-index: 1; width: 11px; height: 11px; border-radius: 50%; background: #fff; border: 3px solid #4169f2; box-shadow: 0 0 0 6px rgba(65,105,242,.08); }.dot-one { left: 7px; top: 102px; }.dot-two { right: 34px; bottom: 44px; border-color: #7657f6; }
.privacy-chip { position: absolute; z-index: 3; min-width: 116px; min-height: 40px; padding: 0 13px; display: flex; align-items: center; gap: 8px; border: 1px solid var(--border); border-radius: 11px; background: var(--surface); box-shadow: 0 12px 30px rgba(31,43,70,.09); color: var(--text-soft); font-size: 11px; font-weight: 650; }.privacy-chip span { width: 8px; height: 8px; border-radius: 50%; background: #27ae7d; box-shadow: 0 0 0 4px rgba(39,174,125,.1); }.chip-local { left: 3%; top: 25%; }.chip-secure { right: 0; top: 37%; }.chip-control { left: 14%; bottom: 15%; }
.security-copy > p { line-height: 1.9; }
.security-copy ul { margin: 30px 0 0; padding: 0; list-style: none; display: grid; gap: 20px; }.security-copy li { display: flex; gap: 13px; }.security-copy li > svg { width: 20px; height: 20px; flex: 0 0 20px; margin-top: 2px; padding: 4px; border-radius: 50%; background: rgba(34,174,121,.1); fill: none; stroke: #22ae79; stroke-width: 2.5; stroke-linecap: round; stroke-linejoin: round; }.security-copy li b, .security-copy li span { display: block; }.security-copy li b { margin-bottom: 2px; font-size: 14px; }.security-copy li span { color: var(--text-muted); font-size: 12px; line-height: 1.6; }

.site-footer { margin-top: 40px; padding: 48px 0 32px; background: #22292d; color: #94a3b8; text-align: center; }
[data-theme="dark"] .site-footer { background: #111; }
.footer-simple { display: flex; flex-direction: column; align-items: center; }
.footer-logo { color: #fff; font-size: 20px; line-height: 1.3; font-weight: 800; letter-spacing: -.4px; }
.footer-logo span { color: #4e8fff; }
.footer-tagline { margin: 10px 0 0; color: #94a3b8; font-size: 13px; }
.footer-copyright { margin: 20px 0 0; color: #94a3b8; font-size: 13px; }

.reveal { opacity: 0; transform: translateY(22px); transition: opacity .65s ease, transform .65s ease; }.reveal.is-visible { opacity: 1; transform: translateY(0); }
.mobile-nav button { padding: 10px 12px; border: 0; border-radius: 8px; background: transparent; color: var(--text-soft); font-size: 14px; cursor: pointer; text-align: left; }.mobile-nav button:hover { color: var(--primary); background: rgba(65,105,242,.07); }
.footer-links button { padding: 0; border: 0; background: transparent; color: #7f8999; font-size: 12px; cursor: pointer; text-align: left; transition: color .2s; }.footer-links button:hover { color: #fff; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; }.reveal { opacity: 1; transform: none; transition: none; }*, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; } }

@media (max-width: 1050px) {
    .hero-layout { grid-template-columns: 1fr; gap: 55px; }.hero-copy { max-width: 700px; text-align: center; margin: 0 auto; }.hero-description { margin-left: auto; margin-right: auto; }.hero-actions, .hero-meta { justify-content: center; }.app-preview { width: 100%; max-width: 760px; margin: 0 auto; transform: none; }.app-preview:hover { transform: translateY(-3px); }
    .feature-grid { grid-template-columns: repeat(2, 1fr); }.tools-layout { gap: 45px; }.security-layout { gap: 50px; }
}
@media (max-width: 800px) {
    .container { width: min(100% - 32px, 680px); }.desktop-nav { display: none; }.menu-button { display: grid; }.mobile-nav { position: absolute; top: 72px; left: 16px; right: 16px; padding: 9px; display: grid; gap: 3px; border: 1px solid var(--border); border-radius: 14px; background: var(--surface); box-shadow: var(--shadow); opacity: 0; visibility: hidden; transform: translateY(-8px); transition: opacity .2s, transform .2s, visibility .2s; }.mobile-nav.open { opacity: 1; visibility: visible; transform: translateY(0); }.mobile-nav a { padding: 10px 12px; border-radius: 8px; color: var(--text-soft); font-size: 14px; }.mobile-nav a:hover { color: var(--primary); background: rgba(65,105,242,.07); }
    .hero { padding-top: 128px; }.hero h1 { letter-spacing: -2px; }.client-shell { height: 360px; }.client-nav { width: 128px; flex-basis: 128px; padding-left: 9px; padding-right: 9px; }.client-nav-item { padding: 0 10px; gap: 8px; }.client-welcome img { width: 56px; height: 56px; }.client-welcome strong { font-size: 20px; }
    .section { padding: 86px 0; }.tools-layout, .security-layout { grid-template-columns: 1fr; }.tools-copy { max-width: 560px; }.category-list { grid-template-columns: repeat(4, 1fr); }.category { justify-content: center; }.category b { display: none; }.security-visual { order: 2; min-height: 420px; }.security-copy { order: 1; }
}
@media (max-width: 560px) {
    .container { width: calc(100% - 28px); }.site-header, .nav-inner { height: 66px; }.mobile-nav { top: 66px; }.brand { font-size: 17px; }.brand img { width: 32px; height: 32px; }.hero { padding: 112px 0 76px; }.hero h1 { font-size: 39px; letter-spacing: -1.8px; }.hero-description { font-size: 15px; }.hero-actions { align-items: stretch; }.hero-actions .button { width: 100%; }.hero-meta { gap: 10px 15px; }
    .app-preview { width: 100%; max-width: none; }.client-titlebar { height: 42px; padding: 0 12px; }.client-title { font-size: 9px; gap: 7px; }.client-title img { width: 17px; height: 17px; }.client-window-actions { gap: 11px; }.client-theme-icon { display: none !important; }.client-shell { height: 320px; }.client-nav { width: 62px; flex-basis: 62px; padding: 12px 8px 10px; }.client-nav-item { min-height: 36px; padding: 0; justify-content: center; }.client-nav-item span { display: none; }.client-nav-item svg { width: 17px; height: 17px; }.client-welcome { min-width: 0; }.client-welcome img { width: 50px; height: 50px; margin-bottom: 18px; }.client-welcome strong { max-width: 100%; font-size: 17px; letter-spacing: -.4px; white-space: nowrap; }.client-corner-lines { display: none; }
    .section { padding: 72px 0; }.section-heading { margin-bottom: 36px; }.feature-grid { grid-template-columns: 1fr; }.feature-card { min-height: 225px; }.feature-icon { margin-bottom: 20px; }.category-list { grid-template-columns: repeat(2, 1fr); }.tool-showcase { grid-template-columns: 1fr; }.tool-tile { min-height: 96px; }.security-visual { min-height: 350px; transform: scale(.8); margin: -35px -40px; }
}