:root{--bg:#f4f1e9;--surface:#fffdf8;--surface-2:#ece8de;--ink:#152033;--muted:#5f6876;--line:#d9d4c8;--accent:#116a63;--accent-2:#0b4d49;--good:#176b4d;--warn:#8a5b00;--danger:#a03131;--shadow:0 16px 44px rgba(24,34,48,.08);--radius:20px;--focus:#1b70d4;color-scheme:light dark;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
:root[data-theme="dark"]{--bg:#0c1220;--surface:#121b2b;--surface-2:#1a2639;--ink:#f4f0e7;--muted:#b5bdca;--line:#2c3a50;--accent:#72d1c2;--accent-2:#93e4d8;--good:#7ee0ae;--warn:#f1c46f;--danger:#ff9696;--shadow:0 20px 50px rgba(0,0,0,.28);color-scheme:dark}
@media(prefers-color-scheme:dark){:root[data-theme="system"]{--bg:#0c1220;--surface:#121b2b;--surface-2:#1a2639;--ink:#f4f0e7;--muted:#b5bdca;--line:#2c3a50;--accent:#72d1c2;--accent-2:#93e4d8;--good:#7ee0ae;--warn:#f1c46f;--danger:#ff9696;--shadow:0 20px 50px rgba(0,0,0,.28);color-scheme:dark}}
:root[data-contrast="high"]{--line:currentColor;--muted:var(--ink);--shadow:none}
:root[data-font-scale="90"]{font-size:90%}:root[data-font-scale="100"]{font-size:100%}:root[data-font-scale="110"]{font-size:110%}:root[data-font-scale="125"]{font-size:125%}
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:root[data-motion="reduce"] *,@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation-duration:.001ms!important;transition-duration:.001ms!important}}

.mode-toggle{margin-left:auto;border:1px solid var(--line);background:var(--surface);border-radius:999px;padding:.48rem .75rem;font-weight:750;white-space:nowrap}.simple-hero{padding-top:clamp(2.5rem,5vw,5rem);padding-bottom:clamp(2rem,4vw,3.5rem)}.simple-hero h1{max-width:850px}.simple-hero .trust-row span{min-width:230px}.simple-hero .trust-row small{color:#cbd4df;margin-top:.25rem}.step-block{display:grid;grid-template-columns:2rem minmax(0,1fr);gap:.8rem;padding:1rem 0;border-top:1px solid var(--line)}.step-block:first-of-type{border-top:0;padding-top:0}.step-number{width:2rem;height:2rem;border-radius:999px;display:grid;place-items:center;background:var(--accent);color:#fff;font-weight:850}.step-content{min-width:0}.simple-target-row{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:.7rem;align-items:center;padding:.75rem;border:1px solid var(--line);border-radius:14px;margin-bottom:.65rem}.simple-target-row .field{margin:0}.advanced-disclosure,.advanced-settings,.technical-details,.person-options{border:1px solid var(--line);border-radius:14px;padding:.85rem 1rem;margin:1rem 0;background:color-mix(in srgb,var(--surface) 96%,var(--surface-2))}.advanced-disclosure>summary,.advanced-settings>summary,.technical-details>summary,.person-options>summary{cursor:pointer;font-weight:800}.summary-help{color:var(--muted);font-size:.85rem}.technical-details .canonical{margin-top:.8rem}.settings-page{display:grid;gap:1rem}.quick-settings{max-width:900px;width:100%;margin:0 auto}.advanced-settings{max-width:1500px;width:100%;margin:0 auto}.nested-settings{margin-top:1rem}.integration-for{display:inline-block;font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;font-weight:850;color:var(--accent)}.simple-flow .choice-grid{grid-template-columns:1fr}.simple-flow .conversion-list{margin-top:.5rem}.simple-flow .conversion{padding:1rem}.simple-flow .conversion-time strong{font-size:1.45rem}.person-options{padding:.7rem .8rem;margin:.8rem 0 0}.person-options .grid-2{margin-top:.8rem}
@media(max-width:1050px){.mode-toggle{margin-left:auto}.topbar{flex-wrap:wrap}.primary-nav{order:4}.simple-flow .sticky{position:static}}
@media(max-width:720px){.mode-toggle{font-size:.78rem}.step-block{grid-template-columns:1fr}.step-number{width:1.8rem;height:1.8rem}.simple-target-row{grid-template-columns:1fr}.simple-target-row .icon-button{justify-self:start}.simple-hero .trust-row span{min-width:100%}}
.health-badge{display:inline-flex;align-items:center;justify-content:center;min-height:34px;padding:.38rem .65rem;border-radius:999px;text-decoration:none;font-size:.74rem;font-weight:800;white-space:nowrap;border:1px solid var(--line);background:var(--surface-2);color:var(--muted)}
.health-badge.good{color:var(--good);border-color:color-mix(in srgb,var(--good) 38%,var(--line))}.health-badge.bad{color:var(--danger);border-color:color-mix(in srgb,var(--danger) 42%,var(--line))}.health-badge.neutral{color:var(--muted)}
.status.warn{background:color-mix(in srgb,var(--warn) 16%,var(--surface));color:color-mix(in srgb,var(--warn) 76%,var(--ink))}
.health-gate{max-width:680px;margin-inline:auto}.health-gate ul{text-align:left;color:var(--muted);margin:1rem auto;max-width:600px}.health-gate .button{margin:.5rem 0}
@media(max-width:900px){.health-badge{order:3}.mode-toggle{order:2}.nav-toggle{order:4}.primary-nav{order:5;width:100%}}

/* 3.2 visual refinement */
:root{--bg:#f4f7fa;--surface:#ffffff;--surface-2:#eef2f6;--ink:#172232;--muted:#5d6979;--line:#d7dee7;--accent:#176b5c;--accent-2:#0f5549;--good:#196746;--warn:#8a5b00;--danger:#a23b3b;--shadow:0 14px 38px rgba(30,45,65,.08);--radius:16px;--focus:#2a68b8;font-family:"Aptos","Segoe UI Variable","Segoe UI",Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,sans-serif}
:root[data-theme="dark"]{--bg:#0d1521;--surface:#131e2c;--surface-2:#1b2838;--ink:#edf2f7;--muted:#aab5c2;--line:#2a394b;--accent:#5fc3ae;--accent-2:#80d4c3;--good:#77d4a4;--warn:#efc46f;--danger:#ff9a9a;--shadow:0 18px 44px rgba(0,0,0,.28)}
@media(prefers-color-scheme:dark){:root[data-theme="system"]{--bg:#0d1521;--surface:#131e2c;--surface-2:#1b2838;--ink:#edf2f7;--muted:#aab5c2;--line:#2a394b;--accent:#5fc3ae;--accent-2:#80d4c3;--good:#77d4a4;--warn:#efc46f;--danger:#ff9a9a;--shadow:0 18px 44px rgba(0,0,0,.28)}}
body{font-feature-settings:"kern" 1,"liga" 1;background:var(--bg)}
.topbar{padding:.65rem clamp(1rem,4vw,3rem);background:color-mix(in srgb,var(--surface) 96%,transparent);border-bottom:1px solid color-mix(in srgb,var(--line) 78%,transparent)}
.topbar-inner{width:min(1480px,100%);margin:0 auto;display:flex;align-items:center;gap:.75rem;position:relative}
.brand{gap:.65rem}.brand img{width:36px;height:36px}.brand strong{font-size:1rem;letter-spacing:-.01em}.brand small{font-size:.72rem;letter-spacing:.01em}.mode-toggle{margin-left:0;background:transparent;border-color:transparent;color:var(--muted);border-radius:9px;padding:.46rem .58rem}.mode-toggle:hover{background:var(--surface-2);color:var(--ink)}
.primary-nav{margin-left:auto;gap:.1rem}.primary-nav a{font-size:.84rem;font-weight:650;padding:.5rem .62rem}.primary-nav a.active{background:transparent;color:var(--ink);box-shadow:inset 0 -2px 0 var(--accent);border-radius:0}.health-badge{font-size:.7rem;min-height:30px;padding:.3rem .55rem}
.hero{padding:clamp(3.6rem,7vw,6rem) clamp(1rem,7vw,7rem) clamp(3rem,6vw,5rem);background:#142235;color:#f5f8fb}.hero-inner{width:min(1480px,100%);margin:0 auto}.hero h1{font-size:clamp(2.5rem,5vw,4.6rem);max-width:920px;letter-spacing:-.045em;margin:.5rem 0 1rem}.hero>p:not(.eyebrow),.hero-inner>p:not(.eyebrow){max-width:760px;color:#c7d1dc;font-size:clamp(1rem,1.7vw,1.18rem)}.hero .eyebrow{color:#80d4c3}.trust-row{margin-top:1.6rem;gap:.7rem}.trust-row span{min-width:210px;padding:.65rem .85rem;border-radius:11px;background:rgba(255,255,255,.035)}.trust-row strong{font-size:1rem}.trust-row small{font-size:.75rem}
.content{width:min(1480px,100%);padding:clamp(1rem,2.6vw,2.5rem)}.panel{border-radius:var(--radius);box-shadow:var(--shadow)}.section-head h1,.section-head h2,.prose h1{letter-spacing:-.025em}.eyebrow{letter-spacing:.1em}.button{border-radius:9px}.field input,.field select{border-radius:9px;background:var(--surface);transition:border-color .15s ease,box-shadow .15s ease}.field input:hover,.field select:hover{border-color:color-mix(in srgb,var(--accent) 30%,var(--line))}.field input:focus,.field select:focus{border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 15%,transparent);outline:0}
.zone-field{position:relative}.zone-field>label{font-weight:700;font-size:.88rem}.zone-combobox{position:relative}.place-suggestions{position:absolute;left:0;right:0;top:calc(100% + .35rem);z-index:80;max-height:330px;overflow:auto;padding:.35rem;background:var(--surface);border:1px solid var(--line);border-radius:12px;box-shadow:0 18px 48px rgba(20,35,55,.18)}.place-option{width:100%;display:grid;gap:.1rem;text-align:left;border:0;background:transparent;color:var(--ink);padding:.65rem .7rem;border-radius:8px;cursor:pointer}.place-option:hover,.place-option.active{background:var(--surface-2)}.place-option span{font-weight:700}.place-option small{font-size:.73rem;color:var(--muted)}.place-search-status,.place-search-credit{padding:.5rem .7rem;color:var(--muted);font-size:.7rem}.place-search-credit{border-top:1px solid var(--line);margin-top:.25rem}
.planner-priorities{display:grid;gap:.45rem;padding:.8rem 1rem;background:var(--surface-2);border:1px solid var(--line);border-radius:12px;margin:1rem 0}.planner-priorities .toggle{margin:.25rem 0}.priority-toggle span{display:grid;gap:.12rem}.priority-toggle small{color:var(--muted);font-size:.76rem;font-weight:400}
.site-footer{display:block;padding:0;background:#101a29;color:#c6d0dc;border-top:1px solid rgba(255,255,255,.08)}.footer-inner{width:min(1480px,100%);margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:2rem;padding:1.6rem clamp(1rem,4vw,3rem)}.footer-brand{display:grid;gap:.12rem}.footer-brand strong{color:#f4f7fb;font-size:.96rem}.footer-brand span{font-size:.78rem;color:#9eacbd}.footer-brand small{font-size:.76rem}.site-footer a{color:#85d6c7;text-decoration-thickness:1px;text-underline-offset:3px}.footer-links{display:flex;align-items:center;gap:1.15rem;flex-wrap:wrap}.footer-links a{font-size:.8rem;text-decoration:none}.footer-links a:hover{text-decoration:underline}.footer-note{margin:0;border-top:1px solid rgba(255,255,255,.08);padding:.72rem clamp(1rem,4vw,3rem);text-align:center;font-size:.74rem;color:#93a1b3}
@media(max-width:1050px){.topbar-inner{flex-wrap:wrap}.primary-nav{order:5;width:100%}.footer-inner{align-items:flex-start}}
@media(max-width:720px){.topbar{padding:.6rem .85rem}.brand img{width:32px;height:32px}.health-badge{margin-left:auto}.mode-toggle{order:3}.nav-toggle{order:4}.primary-nav{left:0;right:0}.hero{padding:3rem 1rem}.hero h1{font-size:2.65rem}.footer-inner{display:grid;gap:1.1rem;padding:1.35rem 1rem}.footer-links{gap:.8rem 1rem}.footer-note{text-align:left;padding:.7rem 1rem}.place-suggestions{max-height:280px}}

/* 3.2.1 local-time clarity */
:root{--hero-bg:#1d4054;--footer-bg:#122c3a}
:root[data-daypart="morning"]{--hero-bg:#24485a;--footer-bg:#153340}
:root[data-daypart="afternoon"]{--hero-bg:#1c3e58;--footer-bg:#122d40}
:root[data-daypart="evening"]{--hero-bg:#342f50;--footer-bg:#26233d}
:root[data-daypart="night"]{--hero-bg:#111f32;--footer-bg:#0b1726}




.hero{background:var(--hero-bg)}.step-content>h3{margin:.1rem 0 1rem;font-size:1.05rem}.step-help{margin:-.3rem 0 1rem;color:var(--muted);font-size:.82rem}
.info-hint{position:relative;display:inline-flex;align-items:center;justify-content:center;width:1.1rem;height:1.1rem;margin-left:.35rem;border:1px solid color-mix(in srgb,var(--muted) 55%,transparent);border-radius:50%;color:var(--muted);font-size:.67rem;font-weight:800;cursor:help}.info-tooltip{position:absolute;left:50%;bottom:calc(100% + .5rem);z-index:120;width:min(285px,75vw);transform:translateX(-50%);padding:.6rem .7rem;border:1px solid var(--line);border-radius:9px;background:var(--ink);color:var(--bg);box-shadow:var(--shadow);font-size:.74rem;font-weight:500;line-height:1.35;text-align:left;opacity:0;visibility:hidden;pointer-events:none}.info-hint:hover .info-tooltip,.info-hint:focus .info-tooltip{opacity:1;visibility:visible}
.conversion{grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:.9rem 1.2rem}.conversion-place{display:grid;gap:.12rem}.conversion-role{font-size:.7rem;font-weight:800;text-transform:uppercase;letter-spacing:.08em;color:var(--accent)}.local-time-values{display:grid;grid-template-columns:repeat(2,minmax(110px,auto));gap:.75rem;margin:0;text-align:right}.local-time-values div{display:grid}.local-time-values dt{font-size:.68rem;text-transform:uppercase;letter-spacing:.07em;color:var(--muted);font-weight:750}.local-time-values dd{margin:0;font-size:1rem;font-weight:800}.local-time-values div:first-child dd{font-size:1.35rem}
.planner-search-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1rem}.site-footer{background:var(--footer-bg)}.footer-inner{min-height:62px;display:flex;align-items:center;gap:1.15rem;padding:.8rem clamp(1rem,4vw,3rem)}.footer-identity{display:flex;gap:.5rem;align-items:center;white-space:nowrap}.footer-identity strong{color:#f4f7fb;font-size:.88rem}.footer-identity span,.footer-note{font-size:.74rem;color:#aab6c4}.footer-note{margin:0 auto;text-align:center;border:0;padding:0}.footer-links{gap:.85rem}.footer-links a{font-size:.75rem}
@media(max-width:1050px){.planner-search-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-inner{flex-wrap:wrap}.footer-note{order:3;width:100%}}
@media(max-width:720px){.conversion{grid-template-columns:1fr}.local-time-values{text-align:left;grid-template-columns:repeat(2,minmax(0,1fr))}.planner-search-grid{grid-template-columns:1fr}.footer-inner{display:grid;gap:.65rem}.footer-identity{white-space:normal}.footer-note{order:initial;width:auto;text-align:left}.info-tooltip{left:0;transform:none}}

/* 3.3 location-first scheduling */
.device-clock{order:3;display:grid;min-width:190px;padding:.35rem .65rem;border-left:1px solid var(--line);line-height:1.15}.device-clock span,.location-now span,.system-check-grid span{font-size:.66rem;text-transform:uppercase;letter-spacing:.07em;color:var(--muted);font-weight:750}.device-clock strong{font-size:.92rem}.device-clock small{font-size:.67rem;color:var(--muted)}
.brand{order:1}.primary-nav{order:2;margin-left:auto}.mode-toggle{order:4}.nav-toggle{order:5}.location-now{display:grid;gap:.12rem;align-content:center;min-height:68px;margin:-.25rem 0 1rem;padding:.65rem .8rem;border:1px solid var(--line);border-radius:10px;background:var(--surface-2)}.location-now strong{font-size:1.06rem}.location-now small{font-size:.74rem;color:var(--muted)}
.planner-location-block{display:grid;grid-template-columns:minmax(0,2fr) minmax(260px,1fr);gap:1rem;align-items:end;margin-bottom:1rem}.planner-location-block .field,.planner-search-grid .field{margin-bottom:0}.planner-location-block .location-now{margin:0}.planner-search-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem;align-items:end;margin:1rem 0}.planner-person .location-now{margin-top:-.35rem}.planner-ranked-heading{margin-top:1.5rem}
.timezone-calendar{margin-bottom:1.2rem}.calendar-days{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem}.calendar-day{border:1px solid var(--line);border-radius:14px;padding:1rem;background:color-mix(in srgb,var(--surface) 95%,var(--surface-2))}.calendar-day h3{margin:0 0 .75rem}.calendar-slot{display:grid;grid-template-columns:minmax(130px,.65fr) minmax(0,2fr);gap:.75rem;padding:.75rem 0;border-top:1px solid var(--line)}.calendar-slot:first-of-type{border-top:0;padding-top:0}.calendar-reference,.calendar-local-times>div{display:grid;gap:.08rem}.calendar-reference span,.calendar-local-times span{font-size:.67rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);font-weight:750}.calendar-reference strong,.calendar-local-times strong{font-size:1rem}.calendar-reference small,.calendar-local-times small{font-size:.7rem;color:var(--muted)}.calendar-local-times{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.55rem}.calendar-local-times>div{padding:.5rem .6rem;border-radius:9px;background:var(--surface-2)}
.system-check-panel{margin-top:1rem}.system-check-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.75rem;margin-bottom:1rem}.system-check-grid>div{display:grid;padding:.75rem;border-radius:10px;background:var(--surface-2)}
@media(max-width:1050px){.device-clock{min-width:165px}.planner-search-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.calendar-days{grid-template-columns:1fr}}@media(max-width:720px){.device-clock{order:2;margin-left:auto;min-width:0;border-left:0;padding:.2rem .35rem;text-align:right}.device-clock small{display:none}.mode-toggle{order:3}.nav-toggle{order:4}.primary-nav{order:5;width:100%;margin-left:0}.planner-location-block,.planner-search-grid{grid-template-columns:1fr}.calendar-slot{grid-template-columns:1fr}.calendar-local-times{grid-template-columns:1fr}.system-check-grid{grid-template-columns:1fr}}


/* 3.3.1 compact converter and unified header */
.simple-hero{padding:1.2rem clamp(1rem,4vw,3rem)}
.simple-hero .hero-inner{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:1rem}
.simple-hero .eyebrow{display:none}.simple-hero h1{font-size:clamp(1.55rem,3vw,2.35rem);margin:0 0 .2rem;letter-spacing:-.035em}.simple-hero .hero-inner>p{margin:0;font-size:.9rem}.simple-hero .trust-row{margin:0;justify-content:flex-end}.simple-hero .trust-row span{min-width:auto;padding:.42rem .62rem}.simple-hero .trust-row strong{font-size:.84rem}.simple-hero .trust-row small{font-size:.66rem}
.topbar-inner{min-height:58px}.header-utilities{display:flex;align-items:center;gap:.5rem;margin-left:.5rem}.primary-nav{margin-left:auto}.device-clock{order:initial;min-width:235px;padding:.42rem .7rem;border:1px solid var(--line);border-radius:10px;background:var(--surface-2);line-height:1.12}.device-clock span{font-size:.61rem}.device-clock strong{font-size:.9rem}.device-clock small{font-size:.63rem;white-space:nowrap}.mode-toggle{order:initial;min-height:42px;padding:.5rem .7rem;border:1px solid var(--line);background:var(--surface);white-space:nowrap}.nav-toggle{order:initial}
.simple-flow .panel{padding:clamp(.9rem,1.8vw,1.35rem)}.simple-flow .section-head{margin-bottom:1rem}.simple-flow .step-block{padding-block:1rem}.simple-flow .step-content>h3{margin-bottom:.7rem}.source-setup-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(240px,.42fr);gap:.8rem;align-items:stretch}.source-setup-fields{display:grid;align-content:start}.source-setup-fields .field:last-child{margin-bottom:0}.source-setup-grid .location-now{margin:0;min-height:0}.location-now{padding:.6rem .75rem}.location-now small{display:block}.location-timezone{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.68rem!important;color:var(--muted)}.simple-target-row{display:grid;grid-template-columns:minmax(0,1fr) minmax(240px,.42fr) auto;gap:.8rem;align-items:stretch;padding:.8rem}.simple-target-row .field,.simple-target-row .location-now{margin:0}.simple-target-row .icon-button{align-self:center}
@media(max-width:1120px){.device-clock{min-width:155px}.device-clock small{display:none}.primary-nav a{padding:.45rem .5rem}.source-setup-grid,.simple-target-row{grid-template-columns:minmax(0,1fr) minmax(210px,.45fr) auto}.source-setup-grid{grid-template-columns:minmax(0,1fr) minmax(210px,.45fr)}}
@media(max-width:720px){.header-utilities{margin-left:auto;gap:.35rem}.device-clock{min-width:0;padding:.35rem .5rem;text-align:right}.device-clock span,.device-clock small{display:none}.mode-toggle{min-height:38px;padding:.4rem .55rem;font-size:.76rem}.simple-hero .hero-inner{grid-template-columns:1fr}.simple-hero .trust-row{display:none}.source-setup-grid,.simple-target-row{grid-template-columns:1fr}.simple-target-row .icon-button{justify-self:start}.location-now{min-height:72px}}


/* 3.3.2 professional layout normalization */
:root{--layout-max:1320px}
.topbar{padding:0 clamp(.75rem,2vw,1.5rem);background:color-mix(in srgb,var(--surface) 96%,transparent);border-bottom:1px solid var(--line)}
.topbar-inner{width:min(var(--layout-max),100%);min-height:64px;margin:0 auto;display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:1rem}
.brand,.primary-nav,.header-utilities,.device-clock,.mode-toggle,.nav-toggle{order:initial!important}
.brand{justify-self:start;gap:.6rem}.brand img{width:36px;height:36px}.brand strong{font-size:1rem}.brand small{font-size:.68rem}
.primary-nav{justify-self:center;margin:0!important;gap:.12rem}.primary-nav a{padding:.48rem .58rem;border-radius:8px;font-size:.81rem}
.header-utilities{justify-self:end;margin:0!important;display:flex;align-items:center;gap:.45rem}
.device-clock{min-width:0!important;display:grid;grid-template-columns:auto auto;grid-template-areas:"clock-label clock-time" "clock-meta clock-meta";align-items:baseline;gap:.1rem .45rem;padding:.4rem .58rem;border:1px solid var(--line);border-radius:9px;background:var(--surface-2);line-height:1.1;text-align:left!important}
.device-clock span{grid-area:clock-label;font-size:.57rem}.device-clock strong{grid-area:clock-time;font-size:.84rem;white-space:nowrap}.device-clock small{grid-area:clock-meta;font-size:.59rem;white-space:nowrap}
.mode-toggle{min-height:38px;padding:.44rem .65rem;border:1px solid var(--line);border-radius:9px;background:var(--surface);font-size:.76rem;font-weight:750;white-space:nowrap}
.simple-hero{padding:.95rem clamp(.9rem,3vw,2rem);background:linear-gradient(115deg,var(--hero-bg),color-mix(in srgb,var(--hero-bg) 76%,#143c3a));border:0}
.simple-hero .hero-inner{width:min(var(--layout-max),100%);margin:0 auto;display:grid;grid-template-columns:minmax(0,1fr) auto;grid-template-areas:"hero-title hero-trust" "hero-copy hero-trust";align-items:center;gap:.22rem 1.2rem}
.simple-hero .eyebrow{display:none}.simple-hero h1{grid-area:hero-title;margin:0;font-size:clamp(1.45rem,2.5vw,2rem);line-height:1.08;letter-spacing:-.035em}.simple-hero .hero-inner>p:not(.eyebrow){grid-area:hero-copy;max-width:720px;margin:0;font-size:.84rem;line-height:1.4}.simple-hero .trust-row{grid-area:hero-trust;margin:0;display:flex;gap:.45rem;justify-content:flex-end}.simple-hero .trust-row span{min-width:0;padding:.42rem .58rem;border-radius:10px}.simple-hero .trust-row strong{font-size:.78rem}.simple-hero .trust-row small{font-size:.61rem}
.content{width:min(var(--layout-max),100%);padding:1.15rem clamp(.85rem,2vw,1.4rem) 2rem}
.two-pane{grid-template-columns:minmax(0,1.18fr) minmax(360px,.82fr);gap:1rem}.panel{border-radius:16px;box-shadow:0 12px 30px rgba(8,17,31,.12)}.simple-flow .panel{padding:1.15rem}.sticky{top:76px}
.simple-flow .section-head{margin-bottom:.85rem}.simple-flow .section-head h2{font-size:1.42rem}.simple-flow .section-head p{font-size:.84rem;line-height:1.45}
.simple-flow .step-block{display:grid;grid-template-columns:28px minmax(0,1fr);gap:.75rem;padding:1rem 0;border-top:1px solid var(--line)}.simple-flow .step-block:first-of-type{padding-top:.55rem;border-top:0}.simple-flow .step-number{position:static!important;width:28px;height:28px;display:inline-grid;place-items:center;margin:0;font-size:.78rem}.simple-flow .step-content{min-width:0}.simple-flow .step-content>h3{margin:.08rem 0 .65rem;font-size:1rem}.simple-flow .subhead{margin:.85rem 0 .45rem}.simple-flow .step-help{margin:0 0 .65rem}
.source-setup-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(230px,.44fr);grid-template-rows:auto auto;gap:.72rem .85rem;align-items:stretch}.source-setup-fields{display:contents}.source-setup-fields>.zone-field{grid-column:1;grid-row:1;margin:0}.source-setup-fields>.field:not(.zone-field){grid-column:1/-1;grid-row:2;margin:0}.source-setup-grid>.location-now{grid-column:2;grid-row:1;margin:0}
.simple-target-row{display:grid;grid-template-columns:minmax(0,1fr) minmax(230px,.44fr) auto;gap:.85rem;align-items:stretch;padding:.72rem;border:1px solid var(--line);border-radius:12px;background:color-mix(in srgb,var(--surface) 96%,var(--surface-2))}.simple-target-row .field,.simple-target-row .location-now{margin:0}.simple-target-row .icon-button{align-self:center}
.simple-flow .field{margin-bottom:.72rem}.simple-flow .field input,.simple-flow .field select{min-height:42px;padding:.62rem .72rem;border-radius:10px}.location-now{min-height:0;padding:.68rem .76rem;border-radius:10px;align-content:center}.location-now span{font-size:.59rem}.location-now strong{font-size:.95rem;line-height:1.2}.location-now small{font-size:.66rem;line-height:1.3}.location-timezone{margin-top:.16rem;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.63rem!important}
#convert-results{padding:1.1rem}#convert-results .status-line{align-items:flex-start;margin-bottom:.7rem}.conversion-list{gap:.62rem;margin-top:.75rem}.conversion{grid-template-columns:minmax(0,1fr) minmax(215px,auto);align-items:center;gap:.55rem .9rem;padding:.85rem;border-radius:12px}.conversion-place{gap:.08rem}.conversion-place strong{font-size:.98rem}.conversion-place small{font-size:.7rem}.local-time-values{min-width:215px;grid-template-columns:repeat(2,minmax(92px,1fr));gap:.7rem;text-align:right}.local-time-values dt{font-size:.6rem}.local-time-values dd{font-size:.92rem}.local-time-values div:first-child dd{font-size:1.25rem}.technical-details{margin-top:.7rem}.technical-details summary{font-size:.86rem}.button.full{margin-top:.8rem}.privacy-line{margin-bottom:0}
.simple-flow .advanced-disclosure{margin-top:.9rem;border-radius:12px}.simple-flow .advanced-disclosure summary{padding:.75rem .85rem}
@media(max-width:1180px){.device-clock small{display:none}.primary-nav a{padding:.44rem .48rem}.two-pane{grid-template-columns:minmax(0,1fr) minmax(340px,.84fr)}}
@media(max-width:1050px){.topbar-inner{grid-template-columns:auto 1fr auto}.header-utilities{grid-column:3}.simple-hero .hero-inner{grid-template-columns:1fr auto}.source-setup-grid,.simple-target-row{grid-template-columns:minmax(0,1fr) minmax(210px,.46fr) auto}.source-setup-grid{grid-template-columns:minmax(0,1fr) minmax(210px,.46fr)}}
@media(max-width:720px){.topbar-inner{min-height:58px;gap:.45rem}.brand img{width:32px;height:32px}.brand small{display:none}.header-utilities{gap:.3rem}.device-clock{padding:.34rem .45rem}.device-clock span,.device-clock small{display:none}.device-clock strong{font-size:.8rem}.mode-toggle{min-height:36px;padding:.38rem .5rem;font-size:.72rem}.simple-hero .hero-inner{grid-template-columns:1fr;grid-template-areas:"hero-title" "hero-copy"}.simple-hero .trust-row{display:none}.content{padding:.75rem}.simple-flow .panel{padding:.9rem}.source-setup-grid,.simple-target-row{grid-template-columns:1fr;grid-template-rows:auto}.source-setup-fields{display:block}.source-setup-fields>.zone-field,.source-setup-fields>.field:not(.zone-field),.source-setup-grid>.location-now{grid-column:auto;grid-row:auto}.source-setup-fields>.zone-field{margin-bottom:.72rem}.simple-target-row .icon-button{justify-self:start}.location-now{min-height:72px}.conversion{grid-template-columns:1fr}.local-time-values{min-width:0;text-align:left}}

/* 3.4 selected-time clarity, regional calendars, and resilient layout */
.brand sup,.footer-identity sup{position:relative;top:-.28em;font-size:.58em;line-height:0;margin-left:.08em}
.header-utilities{margin:0!important}.primary-nav a{white-space:nowrap}
.source-fields{display:grid;gap:.72rem}.source-fields .field{min-width:0;margin:0}
.simple-target-row{grid-template-columns:minmax(0,1fr) auto;align-items:end}.simple-target-row .icon-button{align-self:center}
.planner-location-block{display:block;max-width:760px;margin-bottom:1rem}.planner-location-block .field{margin:0}
.field,.field label,.field>span,.zone-combobox,.participant,.conversion-place,.candidate-row>div{min-width:0}
.field label,.field>span,.field small,.conversion-place strong,.conversion-place small,.regional-date-note,.footer-identity span{overflow-wrap:anywhere}
.field input,.field select,.zone-combobox input{min-width:0;max-width:100%}
.local-time-values:has(.regional-date){grid-template-columns:repeat(3,minmax(96px,1fr));min-width:310px}
.regional-date-note{display:block!important;margin-top:.18rem;color:var(--muted);font-size:.68rem!important;line-height:1.35}
.footer-inner{width:min(var(--layout-max),100%)}.footer-identity{display:flex;align-items:center;gap:.35rem;min-width:0}.footer-links{justify-content:flex-end}
@media(max-width:1050px){
  .topbar-inner{grid-template-columns:auto minmax(0,1fr) auto}
  .primary-nav{position:absolute;top:calc(100% + .45rem);left:0;right:0;z-index:90;display:none;width:auto!important;margin:0!important;padding:.55rem;background:var(--surface);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow)}
  .primary-nav.open{display:grid}.header-utilities{grid-column:3}.nav-toggle{display:block}
  .two-pane{grid-template-columns:1fr}.sticky{position:static}
}
@media(max-width:720px){
  .topbar-inner{grid-template-columns:minmax(0,1fr) auto}.brand{min-width:0}.brand span{min-width:0}.brand strong{white-space:nowrap}
  .header-utilities{grid-column:2}.source-fields{gap:.65rem}.simple-target-row{grid-template-columns:1fr}
  .local-time-values,.local-time-values:has(.regional-date){grid-template-columns:1fr 1fr;min-width:0;text-align:left}.local-time-values .regional-date{grid-column:1/-1}
  .footer-inner{display:grid;grid-template-columns:1fr;gap:.6rem}.footer-note{order:initial;width:auto;text-align:left}.footer-links{justify-content:flex-start}
  .info-tooltip{position:fixed;left:1rem;right:1rem;bottom:1rem;width:auto;max-width:none;transform:none}
}
@media(max-width:420px){
  .brand small{display:none}.mode-toggle{font-size:.7rem;padding:.38rem .46rem}.nav-toggle{padding:.42rem .52rem}
  .local-time-values,.local-time-values:has(.regional-date){grid-template-columns:1fr}
  .local-time-values .regional-date{grid-column:auto}.subhead{align-items:flex-start}.subhead .button{flex:0 0 auto}
}

/* 3.4.1 mobile composition */
.priority-toggle{display:grid;grid-template-columns:1.15rem minmax(0,1fr);align-items:start;gap:.65rem}
.priority-toggle>input{width:1.05rem;height:1.05rem;margin:.18rem 0 0}
.priority-copy{display:grid!important;gap:.24rem!important;min-width:0}
.priority-heading{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:start;gap:.55rem;min-width:0}
.priority-heading strong{font-size:.9rem;line-height:1.38;overflow-wrap:normal;word-break:normal}
.priority-heading .info-hint{flex:none;margin:.1rem 0 0}
.priority-heading .info-tooltip{left:auto;right:0;transform:none}
.priority-copy>small{line-height:1.45}
.footer-identity{white-space:normal}

@media(max-width:720px){
  .planner-priorities{padding:.75rem .8rem;gap:.55rem}
  .planner-priorities .toggle{margin:.1rem 0}
  .priority-heading{gap:.45rem}
  .footer-inner{display:grid;grid-template-columns:1fr;justify-items:center;gap:.38rem;padding:.85rem 1rem}
  .footer-identity,.footer-note{text-align:center}
  .footer-identity span,.footer-note{font-size:.7rem;line-height:1.4}
  .footer-links{justify-content:center;gap:.35rem .9rem}
  .footer-links a{font-size:.72rem;line-height:1.5}
}

@media(max-width:420px){
  .priority-heading strong{font-size:.86rem}
  .footer-inner{padding:.78rem .75rem}
}