/* Site styles for the landing, sign-in and legal pages (31-landing §2.3): base, nav, footer, buttons, fields,
   landing sections, mock illustrations, legal prose and the unsubscribe dialog. Tokens only (U8 tokens.css, 31 §7.6).
   Nothing under .mock uses --accent, so teal on these pages always means "you can click this". */

/* ---- base ---- */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;text-size-adjust:100%}
body{margin:0;font:17px/1.6 var(--font);color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased}
h1,h2,h3,p,ul,ol,dl,dd,figure{margin:0}
ul,ol{padding:0;list-style:none}
[hidden]{display:none!important}
a{color:var(--accent);text-decoration:underline;text-underline-offset:2px}
a:hover{color:var(--accent-hover)}
:focus-visible{outline:none;box-shadow:var(--ring);border-radius:var(--r-sm)}
button,input{font:inherit;color:inherit}
summary{cursor:pointer;list-style:none;display:flex;align-items:center;justify-content:space-between;gap:12px}
summary::-webkit-details-marker{display:none}
.sr-only{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.skip{position:absolute;left:16px;top:-60px;z-index:20;padding:8px 14px;color:var(--ink);background:var(--raised);border:1px solid var(--line-strong);border-radius:var(--r-sm)}
.skip:focus{top:12px}
.sprite{position:absolute;width:0;height:0;overflow:hidden}
.wrap{max-width:1120px;margin-inline:auto;padding-inline:24px}
.ico{display:inline-block;flex:none;width:20px;height:20px;vertical-align:-4px}
.spark{color:var(--note)}
.ok{color:var(--ok)}
.warn{color:var(--warn)}
.info{color:var(--info)}
.mk-ear{fill:var(--accent)}
.mk-ink{fill:var(--ink)}
.mk-trunk{stroke:var(--ink)}
.mk-dot{fill:var(--note)}

/* ---- type ---- */
h1{font-size:clamp(36px,6vw,60px);line-height:1.05;font-weight:700;letter-spacing:-.03em;max-width:12em;text-wrap:balance}
h2{font-size:clamp(28px,4.2vw,40px);line-height:1.15;font-weight:650;letter-spacing:-.02em;margin-bottom:16px;text-wrap:balance}
h3{font-size:19px;line-height:1.3;font-weight:600}
.lead{font-size:19px;line-height:1.55;color:var(--mute);max-width:60ch}
.eyebrow{font-size:13px;line-height:1.4;font-weight:600;color:var(--mute);margin-bottom:12px}
.micro{margin-top:10px;font-size:14px;color:var(--mute)}
.fine{margin-top:16px;font-size:13px;color:var(--mute)}

/* ---- buttons and fields ---- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 18px;font-size:16px;font-weight:600;line-height:1.2;text-decoration:none;border:1px solid transparent;border-radius:var(--r-sm);cursor:pointer}
.btn-lg{min-height:52px;font-size:17px}
.btn-primary,.btn-primary:hover{color:var(--accent-ink);background:var(--accent)}
.btn-primary:hover{background:var(--accent-hover)}
.btn-ghost{color:var(--ink);background:transparent;border-color:var(--line-strong)}
.btn-ghost:hover{color:var(--ink);background:var(--ink-soft)}
.btn[disabled]{opacity:.55;cursor:default}
.btn-primary[disabled]:hover{background:var(--accent)}
.input{width:100%;min-width:0;height:44px;padding:0 16px;font-size:17px;color:var(--ink);background:var(--raised);border:1px solid var(--line-strong);border-radius:var(--r-sm)}
.input::placeholder{color:var(--mute)}
.input:focus{outline:none;border-color:var(--accent);box-shadow:var(--ring)}
.signin-form .input{height:52px}
.signin-form .row{display:flex;gap:8px}
.signin-form .row .input{flex:1}
.form-error{margin:8px 0 0;font-size:14px;color:var(--danger)}
.form-error:empty{display:none}

/* ---- nav and footer ---- */
.nav{position:sticky;top:0;z-index:10;height:60px;background:var(--glass);-webkit-backdrop-filter:saturate(1.4) blur(10px);backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;height:100%}
.brand,.brand:hover{display:inline-flex;align-items:center;gap:8px;color:var(--ink);text-decoration:none}
.brand .mark{width:24px;height:24px}
.wordmark{font-size:19px;font-weight:650;letter-spacing:-.025em}
.nav .mk-dot{transition:transform var(--dur-2) var(--ease-out)}
.nav.is-lift .mk-dot{transform:translateY(-2px)}
.nav-links{display:flex;gap:28px}
.nav-links a,.nav-signin{font-size:15px;color:var(--ink);text-decoration:none}
.nav-links a:hover,.nav-signin:hover{color:var(--accent)}
.nav-signin{font-weight:600}
.nav-cta{display:flex;align-items:center;gap:16px}
.nav .btn{min-height:40px}
.foot{padding:48px 0;font-size:14px;color:var(--mute);border-top:1px solid var(--line)}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:24px}
.foot .brand .mark{width:20px;height:20px}
.foot .wordmark{font-size:16px}
.foot-tag{margin:10px 0 4px;font-size:15px;color:var(--ink)}
.foot nav{display:flex;flex-direction:column;align-items:flex-start;gap:6px}
.foot nav a{color:var(--ink);text-decoration:none}
.foot nav a:hover{color:var(--accent)}
.theme-switch{display:inline-flex;margin-top:32px;border:1px solid var(--line);border-radius:var(--r-sm)}
.theme-switch button{display:inline-flex;align-items:center;gap:6px;height:30px;padding:0 10px;font-size:13px;color:var(--mute);background:transparent;border:1px solid transparent;border-radius:var(--r-sm);cursor:pointer}
.theme-switch .ico{width:16px;height:16px}
.theme-switch [aria-pressed="true"]{color:var(--ink);background:var(--raised);border-color:var(--line-strong)}
.nav-min .wrap{max-width:none}
.foot-min{padding:24px 0;font-size:14px;color:var(--mute);text-align:center;border-top:1px solid var(--line)}
.foot-min a{color:var(--mute)}

/* ---- sections ---- */
.sec{padding-block:96px}
.band{background:var(--surface);border-block:1px solid var(--line)}
.narrow{max-width:808px}
.center{text-align:center}
.center h2,.center .lead{margin-inline:auto}
.hero{padding:72px 0 96px}
.hero .wrap{display:grid;grid-template-columns:minmax(0,1fr) 560px;gap:56px;align-items:start}
.hero .lead{margin-top:20px}
.hero .signin-slot,.signed-in{margin-top:28px;max-width:560px}
.signed-in p{margin-bottom:12px}
.more{display:inline-flex;align-items:center;gap:6px;margin-top:24px;font-size:15px}
.tabs-visual{display:flex;flex-direction:column;align-items:center;margin-top:40px}
.tabs{display:grid;grid-template-columns:repeat(9,80px);width:720px}
.tab-chip{justify-self:center;max-width:72px;padding:6px 8px;font-size:12px;line-height:1.3;color:var(--mute);text-align:center;background:var(--raised);border:1px solid var(--line);border-radius:var(--r)}
.tabs-lines{display:block;width:720px;height:80px}
.tabs-lines path{fill:none;stroke:var(--line-strong);stroke-width:1px}
.tabs-arrow{display:none;margin:12px auto;color:var(--faint)}
.tab-chip.is-one{display:inline-flex;align-items:center;gap:8px;max-width:none;padding:8px 14px;font-size:15px;font-weight:600;color:var(--ink);border-color:var(--line-strong);box-shadow:var(--shadow-pop)}
.tab-chip .mark{width:18px;height:18px}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;margin-top:40px}
.step-n{display:grid;place-items:center;width:40px;height:40px;font-size:15px;font-weight:650;background:var(--surface);border-radius:50%}
.steps .ico{display:block;margin:16px 0 8px;color:var(--mute)}
.steps .spark{color:var(--note)}
.steps p,.trust p{margin-top:8px;font-size:16px;color:var(--mute)}
.feature .grid{display:grid;grid-template-columns:5fr 7fr;gap:64px;align-items:center}
.flip .grid{grid-template-columns:7fr 5fr}
.flip .grid>.mock{order:-1}
.ticks{display:grid;gap:10px;margin-top:20px}
.ticks li{display:flex;gap:10px;font-size:16px}
.ticks .ico{width:16px;height:16px;margin-top:5px;color:var(--ok)}
.prompts{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.prompts li{padding:6px 12px;font-size:14px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-pill)}
.integrations{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px;margin-top:32px}
.integration{display:grid;grid-template-columns:24px minmax(0,1fr);align-content:start;column-gap:12px;padding:16px;color:var(--ink);background:var(--raised);border:1px solid var(--line);border-radius:var(--r)}
.integration svg{grid-row:span 2;width:24px;height:24px}
.int-name{font-size:15px;font-weight:600;line-height:1.4}
.int-line{font-size:13px;line-height:1.45;color:var(--mute)}
.integration.is-ask{display:flex;flex-direction:column;justify-content:center;border:1px dashed var(--line-strong)}
.trust{display:grid;grid-template-columns:1fr 1fr;gap:32px;margin-top:40px}
.trust .ico{display:block;margin-bottom:12px;color:var(--mute)}
.what-we-read{margin-top:48px;border-top:1px solid var(--line)}
.what-we-read summary{padding:16px 0;font-weight:600}
.chev{color:var(--mute);transition:transform var(--dur-2) var(--ease-out)}
details[open]>summary .chev{transform:rotate(180deg)}
.read-table{width:100%;border-collapse:collapse;font-size:15px}
.read-table th,.read-table td{padding:10px 12px 10px 0;text-align:left;vertical-align:top;border-bottom:1px solid var(--line)}
.read-table thead th{font-size:13px;font-weight:600;color:var(--mute)}
.read-table tbody th{width:30%;font-weight:600}
.read-table td{color:var(--mute)}
.price-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.facts{display:grid;gap:18px;margin:28px 0 32px}
.facts dt{font-size:28px;line-height:1.2;font-weight:650}
.facts dd{font-size:15px;color:var(--mute)}
.price-copy .btn{margin-top:28px}
.price-card{padding:8px 20px;background:var(--raised);border:1px solid var(--line);border-radius:var(--r-lg)}
.price-table{width:100%;border-collapse:collapse;font-size:15px}
.price-table th,.price-table td{padding:14px 0;text-align:left;border-bottom:1px solid var(--line)}
.price-table tr:last-child>*{border-bottom:0}
.price-table thead th{font-size:13px;font-weight:600;color:var(--mute)}
.price-table tbody th{font-weight:500}
.price-table td,.price-table thead th+th{padding-left:16px;text-align:right;white-space:nowrap;font-variant-numeric:tabular-nums}
.price-table .free{font-weight:600;color:var(--ok)}
.free .ico{width:16px;height:16px;margin-right:6px;vertical-align:-3px}
.how-price{margin-top:16px;padding:16px;background:var(--raised);border:1px solid var(--line);border-radius:var(--r)}
.how-price p{margin-top:6px;font-size:15px;color:var(--mute)}
.faq-item{border-bottom:1px solid var(--line)}
h2+.faq-item{margin-top:32px;border-top:1px solid var(--line)}
.faq-item summary{padding:18px 0}
.faq-item h3{font-size:17px;font-weight:600}
.faq-item p{max-width:64ch;padding-bottom:18px;font-size:16px;color:var(--mute)}
.cta .wrap{max-width:608px}
.cta .signin-slot{margin-top:28px;text-align:left}
.cta .micro{text-align:center}

/* ---- mock illustrations (static, example data; fixed aspect ratios) ---- */
.mock{min-width:0}
.mock-box{position:relative;overflow:hidden;font-size:13px;line-height:1.45;color:var(--ink);background:var(--raised);border:1px solid var(--line);border-radius:var(--r-lg)}
.mock-cap{margin-top:8px;font-size:12px;color:var(--mute);text-align:right}
.mock .chart{display:block;width:100%;height:auto}
.mock-pad{padding:16px}
.mock-chrome{display:flex;align-items:center;gap:12px;height:36px;padding:0 12px;font-size:12px;color:var(--mute);background:var(--surface);border-bottom:1px solid var(--line)}
.dots{display:flex;gap:5px}
.dots span{width:8px;height:8px;background:var(--line-strong);border-radius:50%}
.mock-seg{display:flex;gap:2px;margin-left:auto}
.mock-seg span{padding:0 8px;border:1px solid transparent;border-radius:var(--r-sm)}
.mock-seg .on{color:var(--ink);background:var(--raised);border-color:var(--line-strong)}
.ov{display:grid;grid-template-columns:minmax(0,1fr) 200px;gap:16px;align-items:center;padding:16px}
.mock-since{margin-bottom:12px;padding-bottom:6px;font-size:12px;color:var(--mute);border-bottom:1px solid var(--note)}
.mock-card{display:flex;gap:10px;padding:12px 14px;background:var(--raised);border:1px solid var(--line);border-radius:var(--r)}
.mock-card+.mock-card{margin-top:10px}
.mock-overview .mock-card{animation:rl-in var(--dur-2) var(--ease-out) both}
.mock-overview .mock-card:nth-child(3){animation-delay:120ms}
.mock-overview .mock-card:nth-child(4){animation-delay:240ms}
@keyframes rl-in{from{opacity:0;transform:translateY(8px)}}
.mock .sev{width:16px;height:16px;margin-top:1px}
.mc-t{font-size:14px;font-weight:600;line-height:1.35}
.mc-b{margin-top:2px;color:var(--mute)}
.mc-m,.mc-ev{display:flex;align-items:center;gap:5px;margin-top:6px;font-size:12px;color:var(--mute)}
.mc-m .ico,.mc-ev .ico{width:12px;height:12px}
.mc-ev{font-weight:600;color:var(--ink)}
.mc-ev .ico{transform:rotate(180deg)}
.mock-ev{margin-top:10px;font:12px/1.3 var(--mono);border:1px solid var(--line);border-radius:var(--r-sm);overflow:hidden}
.mock-ev li{display:grid;grid-template-columns:auto minmax(0,1fr) auto auto;gap:10px;align-items:center;height:28px;padding:0 10px;background:var(--surface)}
.mock-ev li+li{border-top:1px solid var(--line)}
.mock-ev span{overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
.mock-raw{display:flex;align-items:center;justify-content:space-between;margin-top:10px;padding:8px 10px;font-size:12px;color:var(--mute);border:1px solid var(--line);border-radius:var(--r-sm)}
.mock-raw .ico{width:14px;height:14px}
.edge{fill:none;stroke:var(--line-strong);stroke-width:1px}
.node{fill:var(--raised);stroke:var(--line-strong);stroke-width:1px}
.node-c{fill:var(--surface);stroke:var(--line-strong);stroke-width:1px}
.node-on{fill:none;stroke:var(--ink);stroke-width:2px}
.mock-logo{color:var(--ink)}
.dot-ok{fill:var(--ok);stroke:var(--raised);stroke-width:2px}
.dot-bg{fill:var(--raised)}
.child-ico{color:var(--mute)}
.lbl,.tick{font-size:11px;fill:var(--mute);font-variant-numeric:tabular-nums}
/* the hover card sits top-left (§2.5.3); room above the map keeps it off the Google Cloud node */
.mock-map .chart{margin-top:48px}
.mock-hover{position:absolute;top:16px;left:16px;width:196px;padding:12px;font-size:12px;background:var(--raised);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow-pop)}
.mock-hover p+p{margin-top:4px}
.mh-t,.mh-open{display:flex;align-items:center;gap:6px;font-weight:600}
.mh-t{font-size:13px}
.mh-t svg{width:14px;height:14px}
.mh-open .ico{width:14px;height:14px}
.dot{display:inline-block;width:8px;height:8px;margin-right:6px;background:var(--ok);border-radius:50%}
.mock-prompt{display:flex;align-items:center;justify-content:space-between;gap:12px;height:44px;padding:0 8px 0 12px;font-size:14px;border:1px solid var(--line-strong);border-radius:var(--r)}
.mock-prompt span:first-child{overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
.pseudo-btn{display:inline-flex;flex:none;align-items:center;height:28px;padding:0 12px;font-size:12px;font-weight:600;color:var(--raised);background:var(--ink);border-radius:var(--r-sm)}
.mock-log{margin-top:10px;padding:8px 12px;font-size:12px;color:var(--mute);background:var(--surface);border-radius:var(--r-sm)}
.mock-log li{display:flex;align-items:center;gap:6px}
.mock-log .ico{width:14px;height:14px;color:var(--ok)}
.log-r{margin-left:auto;text-align:right}
.mock-ws{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:10px;margin-top:12px}
.mock-w{min-width:0;padding:12px;border:1px solid var(--line);border-radius:var(--r)}
.w-stat{grid-column:span 3}
.w-bars{grid-column:span 4}
.w-donut{grid-column:span 2}
.w-donut .chart{max-width:200px;margin-inline:auto}
.w-t{font-size:12px;font-weight:600}
.w-v{margin-top:4px;font-size:24px;font-weight:600;line-height:1.2}
.delta{display:flex;align-items:center;gap:4px;margin-top:4px;font-size:12px;color:var(--danger)}
.delta .ico{width:12px;height:12px}
.legend{display:flex;flex-wrap:wrap;align-items:center;gap:4px 10px;margin:6px 0;font-size:11px}
.sw{display:inline-block;width:10px;height:10px;margin-right:4px;border-radius:2px}
.s1{fill:var(--series-1);background:var(--series-1)}
.s2{fill:var(--series-2);background:var(--series-2)}
.s3{fill:var(--series-3);background:var(--series-3)}
.seg{stroke:var(--raised);stroke-width:1px}
.gl{stroke:var(--chart-grid);stroke-width:1px}
.base{stroke:var(--chart-axis);stroke-width:1px}
.arc{fill:none;stroke-width:19.8px}
.a1{stroke:var(--series-1)}
.a2{stroke:var(--series-2)}
.a3{stroke:var(--series-3)}
.dc-v{font-size:14px;font-weight:600;fill:var(--ink)}
.dc-l{font-size:10px;fill:var(--mute)}
.mock-q{width:max-content;max-width:80%;margin-left:auto;padding:8px 12px;font-size:13px;background:var(--surface);border-radius:var(--r)}
.ask-w{margin-top:12px}
.pin{fill:var(--note);stroke:var(--raised);stroke-width:2px}
.pin-t{font-size:11px;font-weight:700;fill:var(--note-on)}
.mock-note{display:flex;align-items:flex-start;gap:8px;margin-top:10px;padding:10px 12px;font-size:13px;color:var(--note-ink);background:var(--note-soft);border-left:3px solid var(--note);border-radius:0 var(--r-sm) var(--r-sm) 0}
.mock-note .ico{width:14px;height:14px;margin-top:2px}
.pin-badge{display:inline-grid;flex:none;place-items:center;width:16px;height:16px;margin-top:1px;font-size:11px;font-weight:700;line-height:1;color:var(--note-on);background:var(--note);border-radius:50%}
.mock-acts{margin-top:8px;font-size:12px;color:var(--mute)}
.sh-t{display:flex;align-items:center;justify-content:space-between;font-size:15px;font-weight:600}
.sh-x{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.5px;stroke-linecap:round;color:var(--mute)}
.sh-row{display:flex;gap:8px;margin-top:14px}
.fake{display:flex;align-items:center;gap:4px;height:36px;padding:0 10px;white-space:nowrap;border:1px solid var(--line-strong);border-radius:var(--r-sm)}
.fake .ico{width:14px;height:14px}
.fake-in{flex:1;min-width:0;color:var(--mute);overflow:hidden}
.sh-check{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:12px}
.box{display:inline-grid;place-items:center;width:16px;height:16px;color:var(--raised);background:var(--ink);border-radius:4px}
.box .ico{width:12px;height:12px}
.sh-cap{margin-left:auto;color:var(--mute)}
.sh-h{margin-top:16px;font-size:12px;font-weight:600;color:var(--mute)}
.sh-people li{display:flex;align-items:center;gap:8px;padding:6px 0}
.av{display:inline-grid;flex:none;place-items:center;width:24px;height:24px;font-size:10px;font-weight:600;background:var(--surface);border-radius:50%}
.role{margin-left:auto;color:var(--mute);text-align:right}
.sh-foot{margin-top:12px;font-size:12px;color:var(--mute)}

/* ---- legal pages ---- */
.legal{max-width:720px;margin-inline:auto;padding:48px 24px}
.legal h1{max-width:none;font-size:32px;line-height:1.2;font-weight:650;letter-spacing:-.02em}
.updated{margin-top:8px;font-size:14px;color:var(--mute)}
.legal h2{margin:32px 0 8px;font-size:20px;line-height:1.3;font-weight:650;letter-spacing:-.01em}
.legal p,.legal li{font-size:16px;line-height:1.65}
.legal ul{padding-left:22px;list-style:disc}
.legal li+li{margin-top:6px}
.legal-box{margin-top:24px;padding:16px 20px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r)}
.legal-box h2{margin-top:0}

/* ---- invitation unsubscribe dialog (§2.7 step 6) ---- */
.unsub-dialog{width:min(420px,calc(100% - 32px));padding:24px;color:var(--ink);background:var(--raised);border:1px solid var(--line);border-radius:var(--r-lg)}
.unsub-dialog::backdrop{background:var(--scrim)}
.unsub-dialog h2{margin-bottom:8px;font-size:20px;line-height:1.3;font-weight:650;letter-spacing:-.01em}
.unsub-dialog p{font-size:16px;color:var(--mute)}
.unsub-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}

/* ---- responsive, touch, motion ---- */
@media (max-width:1023px){
  .hero .wrap,.feature .grid,.flip .grid,.price-grid{grid-template-columns:minmax(0,1fr)}
  .feature .grid{gap:32px}
  .flip .grid>.mock{order:0}
  .hero .mock{width:100%;max-width:560px;margin-inline:auto}
}
@media (max-width:899px){.nav-links{display:none}}
@media (max-width:719px){
  .sec{padding-block:64px}
  .lead{font-size:17px}
  .tabs{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;width:auto}
  .tab-chip{max-width:none}
  .tabs-lines{display:none}
  .tabs-arrow{display:block}
  .steps,.trust,.foot-grid{grid-template-columns:1fr}
}
@media (max-width:599px){
  .ov{grid-template-columns:minmax(0,1fr)}
  .ov .ov-map{display:none}
  .mock-map .chart{margin-top:0}
  .mock-hover{position:static;width:auto;margin:0 16px 16px}
  .w-bars,.w-donut{grid-column:span 6}
}
@media (max-width:559px){
  .signin-form .row{flex-direction:column}
  .signin-form .row .input{flex:none}
  .signin-form .row .btn{width:100%}
}
@media (max-width:479px){.wrap{padding-inline:20px}}
@media (pointer:coarse){
  .nav-links a,.nav-signin,.foot a,.foot-min a,.signin-slot a{display:inline-flex;align-items:center;min-height:44px;min-width:44px}
  .btn{min-height:44px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
  .mock-overview .mock-card{animation:none}
}