:root{--ink:#14213d;--muted:#5b6478;--bg:#f6f8fb;--card:#fff;--line:#dfe5ee;--brand:#0f766e;--brand-d:#0b5a54;--amber:#f59e0b;--soft:#e6f4f2;--r:10px}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font-family:'Poppins',system-ui,sans-serif;color:var(--ink);background:var(--bg);line-height:1.7;font-size:16px}
a{color:var(--brand)}a:hover{color:var(--brand-d)}
:focus-visible{outline:3px solid var(--amber);outline-offset:2px}
.wrap{max-width:1040px;margin:0 auto;padding:0 20px}
header.site{background:#fff;border-bottom:1px solid var(--line);position:relative}
.bar{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;color:var(--ink);text-decoration:none;font-size:1.05rem}
.logo i{width:34px;height:34px;border-radius:50%;border:3px solid var(--brand);position:relative;display:inline-block}
.logo i:before,.logo i:after{content:"";position:absolute;background:var(--brand);left:13px;border-radius:2px}
.logo i:before{width:2px;height:10px;top:4px}.logo i:after{width:8px;height:2px;top:13px}
nav ul{display:flex;gap:6px;list-style:none;margin:0;padding:0}
nav a{display:block;padding:8px 14px;border-radius:8px;text-decoration:none;color:var(--ink);font-weight:500;font-size:.92rem}
nav a:hover,nav a[aria-current]{background:var(--soft);color:var(--brand-d)}
.menu{display:none;background:none;border:1px solid var(--line);border-radius:8px;padding:8px 12px;font:inherit;cursor:pointer}
.hero{padding:40px 0 18px}
h1{font-size:clamp(1.7rem,4.5vw,2.5rem);line-height:1.2;margin:0 0 10px}
.lead{color:var(--muted);max-width:680px;margin:0}
h2{font-size:1.5rem;margin:2.2rem 0 .6rem;line-height:1.3}h3{font-size:1.15rem;margin:1.5rem 0 .4rem}
.tool{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:22px;margin:22px 0;box-shadow:0 6px 24px rgba(20,33,61,.06)}
.grid{display:grid;grid-template-columns:1.5fr 1fr;gap:22px;align-items:start}
.opts{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin-bottom:18px}
label{font-size:.8rem;font-weight:600;color:var(--muted);display:block;margin-bottom:4px}
input,select{width:100%;font:inherit;padding:9px 10px;border:1px solid #c5cedb;border-radius:8px;background:#fff;color:var(--ink)}
.days{width:100%;border-collapse:collapse}
.days th{font-size:.78rem;text-align:left;color:var(--muted);padding:4px 6px;font-weight:600}
.days td{padding:4px 6px;vertical-align:middle}.days td:first-child{font-weight:600;width:52px}
.days .tot{font-weight:600;text-align:right;white-space:nowrap;font-size:.9rem}
.days tr.off td{opacity:.9}
.btns{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}
button.b{font:inherit;font-weight:600;padding:10px 18px;border-radius:8px;border:1px solid var(--brand);background:var(--brand);color:#fff;cursor:pointer}
button.b:hover{background:var(--brand-d)}button.b.alt{background:#fff;color:var(--brand)}button.b.alt:hover{background:var(--soft)}
.result{background:var(--ink);color:#fff;border-radius:12px;padding:20px}
.result h2{margin:0 0 10px;font-size:1rem;color:#9fb3d1;font-weight:600}
.big{font-size:2.3rem;font-weight:700;line-height:1.1}.sub{color:#9fb3d1;font-size:.9rem;margin-bottom:14px}
.result dl{margin:0;display:grid;grid-template-columns:1fr auto;gap:6px 12px;font-size:.92rem}
.result dt{color:#c9d6ea}.result dd{margin:0;font-weight:600;text-align:right}
.err{color:#b42318;font-size:.85rem;min-height:1.2em;margin-top:8px}
table.t{border-collapse:collapse;width:100%;margin:12px 0;font-size:.92rem}
.t th,.t td{border:1px solid var(--line);padding:8px 10px;text-align:left}.t th{background:var(--soft)}
.content{background:#fff;border:1px solid var(--line);border-radius:14px;padding:8px 28px 28px;margin-bottom:30px}
.content p,.content li{max-width:75ch}
details{border:1px solid var(--line);border-radius:8px;padding:10px 14px;margin:8px 0}summary{cursor:pointer;font-weight:600}
footer{background:var(--ink);color:#c9d6ea;margin-top:40px;padding:30px 0;font-size:.9rem}
footer a{color:#fff;text-decoration:none;margin-right:16px;display:inline-block;padding:4px 0}footer a:hover{text-decoration:underline}
@media(max-width:820px){.grid{grid-template-columns:1fr}.result{position:static}.menu{display:block}
nav ul{display:none;position:absolute;left:0;right:0;top:64px;background:#fff;border-bottom:1px solid var(--line);flex-direction:column;padding:10px 20px}
nav ul.open{display:flex}.content{padding:4px 18px 22px}.days th,.days td{padding:3px 2px}.days td:first-child{width:40px}}
@media print{header,footer,.btns,.menu{display:none}.result{background:#fff;color:#000}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

.logo img{border-radius:8px;display:block}
footer .fw{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:30px}
footer h3{color:#fff;font-size:1rem;margin:0 0 10px}footer ul{list-style:none;margin:0;padding:0}
footer .fw a{display:block;margin:0;padding:4px 0}footer p{margin:0 0 8px;max-width:38ch}
footer .copy{border-top:1px solid #2c3a5c;margin-top:22px;padding-top:14px;font-size:.85rem}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:22px 0}
.step{background:var(--soft);border-radius:12px;padding:16px;text-align:center}
.step b{display:inline-flex;width:38px;height:38px;border-radius:50%;background:var(--brand);color:#fff;align-items:center;justify-content:center;margin-bottom:8px}
.step h3{margin:0 0 4px;font-size:1rem}.step p{margin:0;font-size:.9rem;color:var(--muted)}
.prog{margin-top:16px}.pl{display:flex;justify-content:space-between;font-size:.82rem;color:#c9d6ea}
.pb{height:10px;background:#2c3a5c;border-radius:6px;overflow:hidden;margin:6px 0}.pb i{display:block;height:100%;width:0;background:var(--amber)}
.chart{display:flex;gap:6px;height:110px;align-items:flex-end;margin-top:16px}
.chart .col{flex:1;height:100%;display:flex;flex-direction:column;justify-content:flex-end;align-items:center;font-size:.72rem;color:#9fb3d1}
.chart .col span{display:block;width:100%;background:#2dd4bf;border-radius:4px 4px 0 0;min-height:2px}
.opts{grid-template-columns:repeat(auto-fit,minmax(170px,1fr))}
@media(max-width:820px){footer .fw{grid-template-columns:1fr}.steps{grid-template-columns:1fr}.btns .b{flex:1 1 140px}}
footer nav ul{display:block!important;position:static!important;padding:0;margin:0;background:none;border:0;gap:0}
footer nav li{margin:0;padding:0}
footer nav a{display:block;padding:5px 0;background:none;border-radius:0;color:#c9d6ea;font-weight:400;font-size:.92rem}
footer nav a:hover{background:none;color:#fff;text-decoration:underline}
.byline{font-size:.88rem;color:var(--muted);margin:6px 0 0}
.author{display:flex;gap:16px;align-items:flex-start;background:var(--soft);border-radius:12px;padding:18px;margin:14px 0}
.author .av{flex:0 0 56px;height:56px;border-radius:50%;background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1.1rem}
.author p{margin:0 0 6px}
@media(max-width:560px){.author{flex-direction:column}}

/* ===== homepage ===== */
.homehero{background:linear-gradient(135deg,#e6f4f2 0%,#f6f8fb 60%);border-bottom:1px solid var(--line)}
.hh{display:grid;grid-template-columns:1.25fr 1fr;gap:36px;align-items:center;padding-top:48px;padding-bottom:48px}
.eyebrow{font-size:.8rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--brand);margin:0 0 10px}
.homehero h1{font-size:clamp(1.9rem,4.6vw,2.8rem)}
.cta{display:flex;flex-wrap:wrap;gap:12px;margin:22px 0 14px}
.btn{display:inline-block;padding:12px 22px;border-radius:10px;background:var(--brand);color:#fff;font-weight:600;text-decoration:none;border:1px solid var(--brand)}
.btn:hover{background:var(--brand-d);color:#fff}.btn.ghost{background:#fff;color:var(--brand)}.btn.ghost:hover{background:var(--soft);color:var(--brand-d)}
.btn.light{background:#fff;color:var(--brand-d);border-color:#fff}.btn.light:hover{background:var(--soft)}
.trust{display:flex;flex-wrap:wrap;gap:6px 18px;list-style:none;margin:0;padding:0;font-size:.88rem;color:var(--muted)}
.trust li:before{content:"\2713";color:var(--brand);font-weight:700;margin-right:6px}
.sample{background:var(--ink);color:#fff;border-radius:16px;padding:22px;box-shadow:0 12px 32px rgba(20,33,61,.18)}
.s-h{margin:0 0 6px;color:#9fb3d1;font-size:.85rem;font-weight:600}.s-big{margin:0;font-size:2.8rem;font-weight:700;line-height:1.1}.s-sub{margin:0 0 14px;color:#9fb3d1;font-size:.9rem}
.sample dl{margin:0;display:grid;grid-template-columns:1fr auto;gap:6px 12px;font-size:.92rem}.sample dt{color:#c9d6ea}.sample dd{margin:0;font-weight:600;text-align:right}
.s-l{display:inline-block;margin-top:16px;color:#2dd4bf;font-weight:600;text-decoration:none;font-size:.92rem}.s-l:hover{text-decoration:underline;color:#5eead4}
.sec{margin:46px 0}.sec h2{margin-top:0}.sub2{color:var(--muted);max-width:68ch;margin:0 0 18px}
.sec-h{display:flex;justify-content:space-between;align-items:baseline;gap:14px;flex-wrap:wrap}.sec-h h2{margin-bottom:14px}
.feats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.feat{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px}
.feat h3{margin:0 0 6px;font-size:1.05rem}.feat p{margin:0 0 10px;color:var(--muted);font-size:.93rem}
.more{font-weight:600;text-decoration:none;font-size:.92rem}.more:hover{text-decoration:underline}
.center{text-align:center;margin:20px 0 0}
.acs{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.ac{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;display:flex;flex-direction:column}
.ac-img{display:block;background:var(--soft)}.ac-img img{display:block;width:100%;height:auto;aspect-ratio:1200/630;object-fit:cover}
.ac-b{padding:16px 18px 18px;display:flex;flex-direction:column;flex:1}
.ac-d{margin:0 0 4px;font-size:.78rem;color:var(--muted);font-weight:500}
.ac h3{margin:0 0 6px;font-size:1.02rem;line-height:1.4}.ac h3 a{color:var(--ink);text-decoration:none}.ac h3 a:hover{color:var(--brand)}
.ac p{margin:0 0 10px;color:var(--muted);font-size:.9rem}.ac .more{margin-top:auto}
.faqbox{background:#fff;border:1px solid var(--line);border-radius:14px;padding:12px 20px}.faqbox details{border:0;border-bottom:1px solid var(--line);border-radius:0;padding:12px 0;margin:0}.faqbox details:last-child{border-bottom:0}
.faqbox p{margin:8px 0 0;color:var(--muted)}
.band{background:var(--brand);color:#fff;border-radius:16px;padding:34px 24px;text-align:center;margin:46px 0 20px}.band h2{margin:0 0 6px;color:#fff}.band p{margin:0 0 16px;color:#d6efec}
.note{font-size:.82rem;color:var(--muted);max-width:80ch}
.gd{font-size:.8rem;color:var(--muted);margin:0 0 2px}
@media(max-width:820px){.hh{grid-template-columns:1fr;padding-top:32px;padding-bottom:32px}.feats,.acs{grid-template-columns:1fr}}
@media(min-width:821px) and (max-width:1000px){.acs{grid-template-columns:repeat(2,1fr)}}

/* ===== mobile fixes for calculator ===== */
.grid>*,.opts>*{min-width:0}.tool{max-width:100%}.days input{min-width:0}
.content{overflow-wrap:anywhere}.btn{text-align:center}
@media(max-width:640px){
.tool{padding:14px;border-radius:12px;margin:16px 0}
.days,.days tbody{display:block;width:100%}.days thead{display:none}
.days tr{display:grid;grid-template-columns:1fr 1fr;gap:8px 10px;padding:12px;margin-bottom:10px;border:1px solid var(--line);border-radius:12px;background:#fafcfe}
.days td{display:block;padding:0!important;width:auto!important}
.days td:first-child{grid-column:1;grid-row:1;font-size:1.05rem;align-self:center}
.days td.tot{grid-column:2;grid-row:1;text-align:right;align-self:center}
.days td[data-label]::before{content:attr(data-label);display:block;font-size:.75rem;font-weight:600;color:var(--muted);margin-bottom:3px}
.days td[data-label="Break (min)"]{grid-column:1/-1}
.opts{grid-template-columns:1fr 1fr;gap:10px}
.btns .b{flex:1 1 calc(50% - 10px);padding:10px 8px;font-size:.9rem}
.result{padding:16px}.big{font-size:2rem}
.cta .btn{flex:1 1 100%}
.content table.t{display:block;overflow-x:auto}
.hh{padding-top:26px;padding-bottom:26px}.sec{margin:34px 0}.band{padding:26px 16px}
}
@media(max-width:380px){.opts{grid-template-columns:1fr}}

/* ===== homepage additions ===== */
.tbl{overflow-x:auto;margin:12px 0}.tbl .t{min-width:420px;background:#fff}
.feat ul{margin:0;padding-left:18px;font-size:.93rem}.feat li{margin:6px 0}
.sec .author{margin:0}

/* ===== sidebar layout (not sticky) ===== */
.with-side{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:24px;align-items:start;margin-top:28px}
.with-side>.content{margin-top:0!important;margin-bottom:30px}
.sidebar{position:static;margin-bottom:30px}
.sidebar .box{background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px 18px;margin-bottom:16px}
.sidebar .box p{margin:0 0 8px;font-size:.93rem}
.sidebar .sh{margin:0 0 8px;font-weight:700;font-size:1rem;color:var(--ink)}
.sidebar .sg{margin:14px 0 4px;font-size:.76rem;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);font-weight:600}
.sidebar ul{list-style:none;margin:0;padding:0}
.sidebar li a{display:block;padding:9px 10px;border-radius:8px;font-size:.93rem;text-decoration:none;color:var(--brand-d)}
.sidebar li a:hover{background:var(--soft)}
.sidebar li a[aria-current]{background:var(--soft);font-weight:600;color:var(--ink)}
.sidebar .cta{background:var(--soft);border-color:#c6e4e0}
.sidebar .cta .btn{display:block;margin-top:10px}
.sidebar .mini{display:flex;gap:12px;align-items:center;margin-bottom:8px}
.sidebar .mini .av{flex:0 0 44px;height:44px;border-radius:50%;background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.95rem}
.sidebar .mini p{margin:0}
.alist h3{margin:20px 0 2px;font-size:1.05rem}
@media(max-width:900px){.with-side{grid-template-columns:1fr}.with-side .sidebar{margin-top:0}}