:root{
  --bg:#0d0f13;--bg-2:#11141a;--panel:#161a21;--panel-2:#1c212a;--border:#252b35;--border-2:#323a47;
  --text:#dfe4ec;--text-2:#b3bcc9;--muted:#8a94a3;--faint:#5f6978;
  --mint:#9be1c4;--mint-ink:#123024;--amber:#e8c170;--blue:#6fa8ff;--violet:#b9a4f5;
  --mono:ui-monospace,"SF Mono",SFMono-Regular,Menlo,monospace;
  --radius:14px;
  color-scheme:dark;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:72px}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}
body{margin:0;background:var(--bg);color:var(--text);font:17px/1.6 -apple-system,BlinkMacSystemFont,"Inter","Segoe UI",sans-serif;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
h1,h2,h3{margin:0;letter-spacing:-.03em;line-height:1.08;text-wrap:balance}
p{margin:0;color:var(--text-2);text-wrap:pretty}
kbd{font:500 .78em/1 var(--mono);border:1px solid var(--border-2);border-bottom-width:2px;border-radius:5px;padding:2px 5px;margin:0 1px;background:var(--panel);color:var(--text);white-space:nowrap}
code{font:.9em var(--mono);background:var(--panel-2);border:1px solid var(--border);border-radius:5px;padding:2px 7px;color:var(--text)}
.wrap{width:min(1180px,100% - 32px);margin-inline:auto}

/* nav */
.nav{position:sticky;top:0;z-index:20;background:#0d0f13cc;backdrop-filter:saturate(1.4) blur(12px);-webkit-backdrop-filter:saturate(1.4) blur(12px);border-bottom:1px solid #ffffff0d}
.nav-inner{display:flex;align-items:center;gap:28px;height:60px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:650;font-size:20px;letter-spacing:-.03em}
.brand img{border-radius:7px}.dot{color:var(--mint)}
.nav nav{display:flex;gap:24px;margin-left:auto;font-size:14.5px}
.nav nav a{text-decoration:none;color:var(--muted)}.nav nav a:hover{color:var(--text)}
@media (max-width:640px){.nav nav{display:none}.nav .gh{margin-left:auto}}
.gh{display:inline-flex;color:var(--muted)}.gh:hover{color:var(--text)}.gh svg{width:20px;height:20px;fill:currentColor}
.button.ghost svg{fill:currentColor;stroke:none}

/* buttons */
.button{display:inline-flex;align-items:center;gap:9px;padding:12px 20px;border-radius:10px;background:var(--mint);color:var(--mint-ink);font-weight:600;font-size:15px;text-decoration:none;border:1px solid transparent;transition:background .15s,transform .15s}
.button:hover{background:#b8f0d8}.button:active{transform:translateY(1px)}
.button svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.button.ghost{background:transparent;color:var(--text);border-color:var(--border-2)}.button.ghost:hover{background:var(--panel)}
.button.small{padding:7px 14px;font-size:13.5px;border-radius:8px}

/* hero */
.hero{padding:96px 0 24px;text-align:center;display:flex;flex-direction:column;align-items:center}
.hero h1{font-size:clamp(40px,6.6vw,78px);font-weight:680;letter-spacing:-.045em;line-height:1.02}
.hero h1 span{color:var(--mint)}
.lede{font-size:clamp(17px,1.9vw,20px);max-width:36em;margin-top:26px}
.cta{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin-top:32px}
.eyebrow{font:600 13px/1.2 var(--mono);letter-spacing:.06em;color:var(--mint);margin-bottom:22px}
/* Before: the tmux routine Harbor replaces, each line labeled with the need it serves. */
.before{margin:64px 0 0;width:min(100%,720px);text-align:left;border:1px solid var(--border-2);border-radius:var(--radius);background:#0a0c10;padding:20px 24px 22px;position:relative}
.tag{display:inline-block;font:600 11.5px/1 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--muted);border:1px solid var(--border-2);border-radius:999px;padding:6px 10px;background:var(--bg)}
.before .tag{position:absolute;top:-13px;left:20px}
.term{list-style:none;margin:6px 0 0;padding:0;display:grid;gap:7px;font:15px/1.5 var(--mono)}
.term li{display:flex;align-items:baseline;justify-content:space-between;gap:16px}
.term code{font:inherit;background:none;border:0;padding:0;color:var(--text);white-space:pre}
.term .p{color:var(--faint);margin-right:10px}
.term em{font:13px/1.4 -apple-system,BlinkMacSystemFont,sans-serif;font-style:normal;color:var(--mint);white-space:nowrap}
.term em::before{content:"← ";color:var(--faint)}
.term .gap code{color:var(--faint)}
.term .out code{color:var(--amber)}
.tag.after{margin-top:40px;color:var(--mint);border-color:#3f6e5a;background:#15261f}
@media (max-width:640px){.term li{flex-direction:column;gap:0}.term em::before{content:""}.term{font-size:14px}}
.window{margin:0;border-radius:var(--radius);overflow:hidden;border:1px solid var(--border-2);background:var(--panel);box-shadow:0 30px 80px -24px #000c}
.hero-shot{margin-top:18px;width:100%;box-shadow:0 40px 120px -30px #000,0 0 120px -40px #9be1c455}

/* sections */
section h2{font-size:clamp(30px,3.8vw,46px)}
.copy p{font-size:18px;margin-top:14px}
.copy.center{text-align:center;max-width:640px;margin:0 auto}
.row{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:56px;align-items:center;padding:120px 0 0}
.row.flip .copy{order:2}
.stacked{padding:120px 0 0}
.stacked .window{margin-top:44px}
.window.tall{width:min(100%,360px);justify-self:center}
@media (max-width:900px){.row{grid-template-columns:1fr;gap:32px;padding-top:88px}.row.flip .copy{order:0}.stacked{padding-top:88px}}

/* status icons (shared with the demo) */
.st{display:inline-block;width:14px;height:14px;flex:none;background:currentColor;-webkit-mask:var(--icon) center/contain no-repeat;mask:var(--icon) center/contain no-repeat}
.st.working{color:var(--mint);--icon:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Ccircle cx='8' cy='8' r='5.5' fill='none' stroke='%23000' stroke-width='1.7' stroke-dasharray='25 10' stroke-linecap='round'/%3E%3C/svg%3E");animation:spin 1.3s linear infinite}
.st.attention{color:var(--amber);--icon:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4.3 11V7.6a3.7 3.7 0 0 1 7.4 0V11l1.1 1.3H3.2zM6.6 13.7a1.5 1.5 0 0 0 2.8 0' fill='none' stroke='%23000' stroke-width='1.5' stroke-linejoin='round' stroke-linecap='round'/%3E%3C/svg%3E")}
.st.done{color:var(--mint);--icon:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Ccircle cx='12' cy='12' r='10' fill='none' stroke='%23000' stroke-width='2'/%3E%3Cpath d='m9 12 2 2 4-4' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E")}
.st.background{color:var(--violet);--icon:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4.3 2.5h7.4M4.3 13.5h7.4M5.2 2.5c0 3.2 5.6 3.3 5.6 5.5s-5.6 2.3-5.6 5.5M10.8 2.5c0 3.2-5.6 3.3-5.6 5.5s5.6 2.3 5.6 5.5' fill='none' stroke='%23000' stroke-width='1.4' stroke-linecap='round'/%3E%3C/svg%3E")}
.st.paused{color:var(--faint);--icon:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M6 4v8M10 4v8' stroke='%23000' stroke-width='1.8' stroke-linecap='round'/%3E%3C/svg%3E")}
@keyframes spin{to{transform:rotate(360deg)}}
.legend{list-style:none;padding:0;margin:22px 0 0;display:flex;flex-wrap:wrap;justify-content:center;gap:8px 22px;font-size:15px;color:var(--text-2)}
.legend li{display:flex;align-items:center;gap:8px}

/* lid simulator */
.sim{border:1px solid var(--border-2);border-radius:var(--radius);background:linear-gradient(180deg,var(--panel),var(--bg-2));padding:22px}
.sim-controls{display:flex;flex-wrap:wrap;gap:8px}
.sim-controls button{font:inherit;font-size:14px;color:var(--text-2);background:var(--bg);border:1px solid var(--border-2);border-radius:999px;padding:7px 14px;cursor:pointer}
.sim-controls button:hover{color:var(--text);border-color:#46505f}
.sim-controls button[aria-pressed=true]{background:#1d3a2e;border-color:#3f6e5a;color:var(--mint)}
.machines{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:20px}
.machine{border:1px solid var(--border);border-radius:10px;background:var(--bg);padding:14px;transition:opacity .3s}
.machine b{font-size:15px;font-weight:600}
.machine.dim{opacity:.5}
.job{display:flex;align-items:center;gap:8px;margin-top:12px;font:13px var(--mono);color:var(--text-2)}
.job .bar{flex:1;height:4px;border-radius:2px;background:var(--border);overflow:hidden}
.job .bar i{display:block;height:100%;background:var(--mint);border-radius:2px;transition:width .6s linear}
.job.paused .bar i{background:var(--faint)}
.link-state{display:block;margin-top:8px;font-size:14px;color:var(--text-2)}
.sim-note{margin-top:16px;font-size:15px;min-height:1.6em}
@media (max-width:640px){.machines{grid-template-columns:1fr}}

/* tabs demo section */
.tabs-section{margin-top:120px;padding:96px 0;background:radial-gradient(ellipse 80% 50% at 50% 0,#9be1c410,transparent 70%),var(--bg-2);border-block:1px solid var(--border)}
.tabs-section .demo{margin-top:40px}

/* features */
.features{padding:120px 0 0}
.features h2{text-align:center}
.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:40px 32px;margin-top:48px}
.grid figure{margin:0}
/* Feature shots have their own shapes; each sits centered in an equal card. */
.grid .window{aspect-ratio:16/10;background:#101217;display:flex;align-items:center;justify-content:center}
.grid .window img{width:100%;height:100%;object-fit:contain}
.grid figcaption{margin-top:14px;font-size:16px;color:var(--muted)}
.grid figcaption b{display:block;color:var(--text);font-size:18px;font-weight:600;margin-bottom:2px}
@media (max-width:760px){.grid{grid-template-columns:1fr}}

/* install */
.install{padding:120px 0;text-align:center;display:flex;flex-direction:column;align-items:center}
.install ol{list-style:none;padding:0;margin:32px 0 0;counter-reset:step;display:grid;gap:12px;width:min(100%,660px)}
.install li{counter-increment:step;display:flex;align-items:center;gap:10px;padding:12px 18px 12px 12px;border:1px solid var(--border);border-radius:12px;background:var(--bg-2);color:var(--text-2);font-size:15.5px;text-align:left}
.install li code{white-space:nowrap}@media (max-width:360px){.install li code{white-space:normal}}
.install li::before{content:counter(step);flex:none;width:26px;height:26px;border-radius:7px;display:grid;place-items:center;background:var(--panel-2);border:1px solid var(--border-2);font:600 13px var(--mono);color:var(--mint)}
.install li b{color:var(--text)}
.install .cta{margin-top:0}.reqs.small{font-size:13px;margin:18px 0 0;max-width:520px}
.install li.cmd{padding:8px 8px 8px 12px}.install li.cmd code{white-space:normal;overflow-wrap:anywhere}.install li.cmd .copy-btn{margin-left:auto;flex:none}
.copy-btn{font:600 12px var(--mono);color:var(--mint);border:1px solid var(--border-2);background:var(--panel);border-radius:7px;padding:6px 10px;cursor:pointer}.copy-btn:hover{background:var(--panel-2)}
.footer a{color:inherit;text-decoration:none}.footer a:hover{color:var(--text)}
.reqs{margin:22px 0 28px;font-size:14.5px;color:var(--muted)}

.footer{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;padding:28px 0 44px;border-top:1px solid var(--border);color:var(--faint);font-size:14px}
.footer span:first-child{display:flex;align-items:center;gap:8px;color:var(--muted);font-weight:600}
.footer img{border-radius:5px}
.toast{position:fixed;left:50%;bottom:28px;transform:translateX(-50%);z-index:50;background:#2a2f38;border:1px solid var(--border-2);color:var(--text);padding:10px 16px;border-radius:10px;font-size:14px;box-shadow:0 12px 40px #0008}

/* ---------------- tab demo (mirrors the app's tab strip: src/renderer/styles.css) ---------------- */
.demo{position:relative;font-size:13px;color:#dce1e9;user-select:none;-webkit-user-select:none}
.d-tasks{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:10px;margin-bottom:16px}
.d-task,.d-reset{display:flex;align-items:center;gap:9px;padding:8px 14px;border:1px solid var(--border-2);border-radius:999px;background:var(--bg);font:inherit;font-size:14px;color:var(--text-2);cursor:pointer;transition:border-color .2s,background .2s,color .2s}
.d-task:hover{border-color:#46505f}
.d-task i{width:18px;height:18px;border-radius:50%;border:1.5px solid #4a5463;display:grid;place-items:center;font-style:normal;font-size:11px;color:transparent;transition:all .2s}
.d-task.done{border-color:#3f6e5a;background:#15261f;color:var(--mint)}
.d-task.done i{background:var(--mint);border-color:var(--mint);color:var(--mint-ink)}
.d-task b{color:var(--text);font-weight:600}.d-task.done b{color:var(--mint)}
.d-reset{border-style:dashed;color:var(--muted)}.d-reset:hover{color:var(--text);border-color:#46505f}.d-reset[hidden]{display:none}
.d-window{border:1px solid var(--border-2);border-radius:12px;overflow:hidden;background:#101217;box-shadow:0 40px 100px -40px #000}
.d-bar{position:relative;display:flex;align-items:stretch;height:44px;padding-right:10px;background:#14171d;border-bottom:1px solid #272d36;overflow:hidden}
.d-strip{flex:1;min-width:0;display:flex;align-items:stretch;overflow-x:auto;scrollbar-width:none}
.d-strip::-webkit-scrollbar{display:none}
.d-focus{flex:none;align-self:center;display:flex;align-items:center;gap:8px;margin-left:8px;font:inherit;font-size:12.5px;color:#aab4c2;cursor:pointer;padding:5px 10px;border:1px solid #303844;border-radius:7px;background:#1c2129}
.d-focus:hover{color:#fff}
.d-focus.on{border-color:#3f6e5a;background:#1f3a2e;color:var(--mint)}
.d-switch{width:26px;height:15px;border-radius:9px;background:#3a4452;position:relative;transition:background .15s}
.d-switch::after{content:"";position:absolute;left:2px;top:2px;width:11px;height:11px;border-radius:50%;background:#dfe4ec;transition:transform .15s}
.d-focus.on .d-switch{background:var(--mint)}.d-focus.on .d-switch::after{transform:translateX(11px);background:var(--mint-ink)}
/* Group chip; like Chrome, one line runs from under the label to the end of the group's last tab. */
.d-chipw{position:relative;flex:none;display:flex;align-items:center;margin-left:8px;padding-right:4px}
.d-chipw.collapsed{padding-right:3px}
.d-chipw:not(.collapsed)::after,.d-tab::after{content:"";position:absolute;left:0;right:-1px;bottom:0;height:2px;background:var(--c);pointer-events:none}
.d-chipw::after{border-radius:2px 0 0 2px}
.d-chip{display:flex;align-items:center;gap:6px;height:26px;padding:0 9px;border-radius:6px;font:inherit;font-size:12px;font-weight:600;cursor:pointer;color:var(--c);background:color-mix(in srgb,var(--c) 14%,transparent);border:1px solid color-mix(in srgb,var(--c) 28%,transparent)}
.d-chip:hover{background:color-mix(in srgb,var(--c) 24%,transparent)}
.collapsed .d-chip{background:color-mix(in srgb,var(--c) 22%,transparent)}
.d-count{font-size:11px;color:#dfe6ee;background:#00000038;border-radius:4px;padding:1px 5px}
.d-tab{position:relative;flex:none;display:flex;align-items:center;gap:7px;width:152px;padding:0 12px 0 14px;border:0;border-right:1px solid #272d36;color:#7d8899;cursor:pointer;font:inherit;background:none;text-align:left}
.d-tab:hover{color:#e5eaf0;background:#1a1e25}
.d-tab.group-end::after{right:0;border-radius:0 2px 2px 0}
.d-tab>*{position:relative}
/* The active tab takes its group's color: an outline up the sides and across the top that curves into the group line. */
.d-tab.active{--fill:color-mix(in srgb,var(--c) 18%,#191d24);z-index:2;background:var(--fill);color:#eef3f1;border-right-color:transparent;background-clip:padding-box;border-radius:6px 6px 0 0;box-shadow:inset 2px 0 0 var(--c),inset -2px 0 0 var(--c),inset 0 2px 0 var(--c)}
.d-tab.active::after{display:none}
.d-flare{position:absolute!important;bottom:0;width:8px;height:8px;pointer-events:none}
.d-flare.l{left:-6px;background:radial-gradient(circle at 0 0,transparent 5.6px,var(--c) 6.2px,var(--c) 7.6px,var(--fill) 8.2px)}
.d-flare.r{right:-6px;background:radial-gradient(circle at 100% 0,transparent 5.6px,var(--c) 6.2px,var(--c) 7.6px,var(--fill) 8.2px)}
/* Split view: the split's tabs share one rounded outline, lit when it is in view; the focused pane's tab is brightest. */
.d-tab.split{--se:#3b4452;--sf:transparent;--sd:#2e3540}
.d-tab.split::before{content:"";position:absolute;top:7px;bottom:7px;left:0;right:-1px;border-block:1px solid var(--se);background:var(--sf);pointer-events:none}
.d-tab.split-start::before{left:4px;border-left:1px solid var(--se);border-radius:8px 0 0 8px}
.d-tab.split-end::before{right:4px;border-right:1px solid var(--se);border-radius:0 8px 8px 0}
.d-tab.split-start.split-end::before{border-radius:8px}
.d-tab.split:not(.split-end){border-right-color:transparent}
.d-tab.split:not(.split-end)::before{box-shadow:inset -1px 0 0 var(--sd)}
.d-tab.split-view{--se:color-mix(in srgb,var(--c) 60%,transparent);--sf:color-mix(in srgb,var(--c) 6%,transparent);--sd:color-mix(in srgb,var(--c) 30%,transparent);color:#aeb9c6}
.d-tab.split-view.active{--sf:color-mix(in srgb,var(--c) 26%,transparent);color:#eef3f1}
.d-tab.split.active{background:none;border-radius:0;box-shadow:none}
.d-tab.split.active::after{display:block}
.d-split-mark{width:13px;height:13px;flex:none;color:#7d8899;margin-right:-3px}.split-view .d-split-mark{color:var(--c)}
.d-tab.dragging{opacity:.4;filter:saturate(.6)}
.d-ghost{pointer-events:none;z-index:1}
.d-name{flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-size:12.5px}
.d-agent{width:13px;height:13px;flex:none;color:#aab4c2}
.d-panes{display:flex;gap:8px;padding:10px;height:340px;position:relative}
.d-pane{flex:1;min-width:0;display:flex;flex-direction:column;border:1px solid #2a313c;border-radius:9px;overflow:hidden;background:#0f1115}
.d-panes.split .d-pane.focused{border-color:color-mix(in srgb,var(--c) 60%,#2a313c)}
.d-pane-head{display:flex;align-items:center;gap:8px;height:32px;flex:none;padding:0 6px 0 12px;background:#171b22;border-bottom:1px solid #262c36;color:#9aa5b4;font-size:12px;white-space:nowrap;overflow:hidden}
.d-pane-head b{color:#cfd6e0;font-weight:550;overflow:hidden;text-overflow:ellipsis}
.d-where{margin-left:auto;color:#6f7a8a;overflow:hidden;text-overflow:ellipsis;min-width:0;flex-shrink:9}
.d-pane-btn{flex:none;font:inherit;font-size:12px;color:#8a94a3;background:none;border:1px solid transparent;border-radius:6px;padding:3px 8px;cursor:pointer}
.d-pane-btn:hover{color:#fff;border-color:#394352}
.d-term{flex:1;overflow:hidden;padding:14px 16px;font:12.5px/1.7 var(--mono);color:#cdd4de;white-space:pre-wrap}
.d-term .u{color:#7d8796}.d-term .ok{color:#8fd6a8}.d-term .dim{color:#6f7a8a}.d-term .warn{color:var(--amber)}
.d-drop{position:absolute;inset:10px;display:none;gap:8px}
.demo.dragging .d-drop{display:flex}
.d-zone{flex:1;border:1.5px dashed #3a4452;border-radius:9px;display:grid;place-items:center;color:#8a94a3;font-size:13px;background:#0f1115d9}
.d-zone.over{border:2px solid var(--mint);color:#effaf4;font-weight:600;background:#1a2e27e6}
.d-empty{height:340px;display:grid;place-items:center;text-align:center;color:#8a94a3;font-size:14px;padding:20px}
/* Coach: a pointer that shows the next task. Everything is absolutely placed from the demo's top-left corner. */
.d-coach{position:absolute;inset:0;pointer-events:none;z-index:5;opacity:0;transition:opacity .2s}
.d-coach.on{opacity:1}
.d-coach>*{position:absolute;left:0;top:0}
.d-coach-hand{width:26px;height:26px;margin:-3px 0 0 -5px;filter:drop-shadow(0 3px 6px #000a)}
.d-coach-ring{width:44px;height:44px;margin:-22px 0 0 -22px;border-radius:50%;border:2px solid var(--mint);opacity:0}
.d-coach-label{white-space:nowrap;font-size:13px;font-weight:600;color:var(--mint-ink);background:var(--mint);border-radius:8px;padding:5px 10px;box-shadow:0 8px 24px #000a}
.d-coach-zone,.d-coach-ghost{display:none}
.d-coach.drag .d-coach-zone,.d-coach.drag .d-coach-ghost{display:flex}
.d-coach-zone{border:2px solid var(--mint);border-radius:9px;background:#9be1c41f;opacity:0}
.d-coach-ghost{align-items:center;gap:7px;width:140px;height:32px;padding:0 10px;border-radius:7px;background:color-mix(in srgb,var(--c) 18%,#191d24);border:1px solid color-mix(in srgb,var(--c) 60%,transparent);color:#eef3f1;opacity:0;box-shadow:0 10px 30px #000b}
.d-coach-ghost .d-flare{display:none}
@media (max-width:640px){.d-panes,.d-empty{height:340px}.d-panes.split{flex-direction:column}.d-tab{width:124px}.d-focus{padding:6px 7px}.d-focus-label{display:none}}