/* SeStructures — site stylesheet (no framework, no external fonts) */
:root{
  --navy:#14325c; --navy-2:#0e2447; --navy-3:#1d4a8a;
  --ink:#1b2430; --muted:#5b6775; --line:#d9e0e8; --surface:#f4f6f9; --white:#ffffff;
  --accent:#e07b1a; --accent-dark:#b86208; --accent-ink:#7a3f03;
  --live:#1b7f4a; --early:#b86a00; --free:#2b5fb8; --planned:#6b7786;
  --radius:10px; --shadow:0 6px 24px rgba(16,32,64,.08);
  --max:1120px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;font-size:17px;line-height:1.55;color:var(--ink);background:var(--white)}
img{max-width:100%;height:auto;display:block}
a{color:var(--navy-3)}
a:hover{color:var(--navy)}
h1,h2,h3,h4{color:var(--navy);line-height:1.2;margin:0 0 .5em;font-weight:700;letter-spacing:-.01em}
h1{font-size:clamp(1.9rem,3.6vw,2.7rem)}
h2{font-size:clamp(1.45rem,2.6vw,1.9rem)}
h3{font-size:1.2rem}
h4{font-size:1rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
p{margin:0 0 1em}
ul,ol{margin:0 0 1em;padding-left:1.3em}
li{margin:.25em 0}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
.muted{color:var(--muted)}
.small{font-size:.92rem}
.lead{font-size:1.15rem;color:#2a3645}
.skip{position:absolute;left:-999px;top:0;background:var(--accent);color:#fff;padding:8px 12px;z-index:100}
.skip:focus{left:8px;top:8px}

/* Header / nav */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:saturate(1.2) blur(6px);border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;justify-content:space-between;min-height:68px;gap:16px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--navy);font-weight:800;font-size:1.25rem;letter-spacing:-.01em}
.brand img{width:40px;height:40px}
.site-nav ul{list-style:none;margin:0;padding:0;display:flex;align-items:center;gap:4px}
.site-nav a{display:block;padding:10px 12px;text-decoration:none;color:var(--ink);font-weight:500;border-radius:8px;font-size:.98rem}
.site-nav a:hover{background:var(--surface);color:var(--navy)}
.site-nav a.active{color:var(--navy);box-shadow:inset 0 -3px 0 var(--accent);border-radius:8px 8px 0 0}
.nav-cta{margin-left:8px}
.nav-cta a.btn{padding:9px 16px}
.nav-toggle{display:none}
.nav-button{display:none;width:44px;height:44px;flex-direction:column;justify-content:center;gap:6px;cursor:pointer;padding:8px;border-radius:8px}
.nav-button span{display:block;height:2px;background:var(--navy);border-radius:2px;transition:transform .2s,opacity .2s}
@media (max-width:920px){
  .site-nav a{padding:10px 9px;font-size:.92rem}
  .nav-cta a.btn{padding:8px 12px;font-size:.9rem}
}
@media (max-width:820px){
  .nav-button{display:flex}
  .site-nav{position:absolute;left:0;right:0;top:100%;background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--shadow);display:none}
  .site-nav ul{flex-direction:column;align-items:stretch;padding:8px 12px 14px;gap:0}
  .site-nav a{padding:12px 10px;font-size:1.02rem}
  .site-nav a.active{box-shadow:inset 3px 0 0 var(--accent);border-radius:8px}
  .nav-cta{margin:8px 0 0}
  .nav-toggle:checked ~ .site-nav{display:block}
  .nav-toggle:checked ~ .nav-button span:nth-child(1){transform:translateY(8px) rotate(45deg)}
  .nav-toggle:checked ~ .nav-button span:nth-child(2){opacity:0}
  .nav-toggle:checked ~ .nav-button span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}
}

/* Buttons */
.btn{display:inline-block;padding:12px 20px;border-radius:8px;font-weight:600;text-decoration:none;border:1px solid transparent;cursor:pointer;font-size:1rem;line-height:1.2;transition:background .15s,color .15s,border-color .15s}
.btn-lg{padding:14px 24px;font-size:1.05rem}
.btn-accent{background:var(--accent);color:#fff;border-color:var(--accent)}
.btn-accent:hover{background:var(--accent-dark);border-color:var(--accent-dark);color:#fff}
.btn-primary{background:var(--navy);color:#fff;border-color:var(--navy)}
.btn-primary:hover{background:var(--navy-2);color:#fff}
.btn-outline{background:transparent;color:var(--navy);border-color:var(--navy)}
.btn-outline:hover{background:var(--navy);color:#fff}
.btn-ghost{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.55)}
.btn-ghost:hover{background:rgba(255,255,255,.2);color:#fff}
.btn + .btn{margin-left:10px}
@media (max-width:520px){.btn + .btn{margin-left:0;margin-top:10px}.btn{display:block;text-align:center}}

/* Sections */
section{padding:56px 0}
section.tight{padding:36px 0}
section.alt{background:var(--surface)}
.section-head{max-width:760px;margin-bottom:28px}
.section-head p{color:var(--muted);font-size:1.05rem}
.grid{display:grid;gap:22px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-4 .card{padding:18px}.grid-4 .card-img{margin:-18px -18px 14px}.grid-4 .card h3{font-size:1.05rem}.grid-4 .card p{font-size:.95rem}
@media (max-width:900px){.grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}}
@media (max-width:600px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}

/* Hero */
.hero{background:var(--navy-2) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='56' height='97' viewBox='0 0 56 97'%3E%3Cg fill='none' stroke='%23ffffff' stroke-opacity='0.07' stroke-width='1.5'%3E%3Cpath d='M28 1 54 16v32L28 63 2 48V16z'/%3E%3Cpath d='M28 49 54 64v32L28 111 2 96V64z'/%3E%3Cpath d='M0 33 2 32M54 32l2 1'/%3E%3C/g%3E%3C/svg%3E");color:#fff;padding:72px 0 64px;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;inset:0;background:radial-gradient(900px 500px at 85% 10%,rgba(224,123,26,.22),transparent 60%),radial-gradient(700px 400px at 10% 100%,rgba(29,74,138,.5),transparent 60%);pointer-events:none}
.hero .wrap{position:relative;z-index:1;display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center}
.hero h1{color:#fff;margin-bottom:.4em}
.hero .lead{color:#dbe4f0;font-size:1.2rem;max-width:560px}
.hero .kicker{color:#ffc27a;font-weight:600;text-transform:uppercase;letter-spacing:.1em;font-size:.82rem;margin-bottom:14px}
.hero .actions{margin-top:26px}
.hero-fig{background:#fff;border-radius:14px;padding:10px;box-shadow:0 20px 60px rgba(0,0,0,.35)}
.hero-fig img{border-radius:8px}
.hero-fig figcaption{font-size:.85rem;color:var(--muted);padding:8px 6px 2px}
.hero-stats{display:flex;gap:28px;margin-top:34px;flex-wrap:wrap}
.hero-stats div{border-left:2px solid rgba(255,255,255,.3);padding-left:12px;flex:1 1 150px}
.hero-stats strong{display:block;font-size:1.25rem;color:#fff}
.hero-stats span{color:#b9c7da;font-size:.9rem}
@media (max-width:860px){.hero .wrap{grid-template-columns:1fr}.hero{padding:52px 0 48px}.hero-fig{max-width:560px}}

/* Cards */
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:0 1px 0 rgba(16,32,64,.02)}
.card h3{margin-top:0}
.card.link{transition:border-color .15s,transform .15s,box-shadow .15s}
.card.link:hover{border-color:var(--navy-3);box-shadow:var(--shadow);transform:translateY(-2px)}
.card .more{font-weight:600;text-decoration:none}
.card-img{margin:-24px -24px 18px;border-radius:var(--radius) var(--radius) 0 0;overflow:hidden;border-bottom:1px solid var(--line);background:#fff}
.card-img img{width:100%;aspect-ratio:16/9;object-fit:cover}
.icon{width:44px;height:44px;border-radius:10px;background:var(--surface);display:grid;place-items:center;margin-bottom:14px;color:var(--navy)}
.icon svg{width:24px;height:24px}
.feature-list{list-style:none;padding:0;margin:0}
.feature-list li{padding-left:1.4em;position:relative}
.feature-list li::before{content:"";position:absolute;left:0;top:.62em;width:.7em;height:.7em;border-radius:2px;background:var(--accent);transform:rotate(45deg) scale(.7)}

/* Badges */
.badge{display:inline-block;font-size:.74rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;padding:3px 9px;border-radius:999px;vertical-align:middle;color:#fff;background:var(--planned)}
.badge-live{background:var(--live)}
.badge-beta{background:#2b5fb8}
.badge-early{background:var(--early)}
.badge-free{background:var(--free)}
.badge-planned{background:var(--planned)}

/* Steps */
.steps{counter-reset:step;list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.steps li{counter-increment:step;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px 22px 18px;position:relative}
.steps li::before{content:counter(step);display:inline-grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--navy);color:#fff;font-weight:700;margin-bottom:12px}
.steps h3{font-size:1.05rem}
@media (max-width:900px){.steps{grid-template-columns:repeat(2,1fr)}}
@media (max-width:600px){.steps{grid-template-columns:1fr}}

/* Tools catalog */
.tool{display:grid;grid-template-columns:1fr 340px;gap:30px;align-items:start;padding:34px 0;border-top:1px solid var(--line)}
.tool:first-of-type{border-top:0}
.tool .tool-head{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:4px}
.tool h2{margin:0}
.tool .price{color:var(--muted);font-size:.95rem;margin-bottom:12px}
.tool-fig{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff}
.tool-fig img{width:100%}
.samples{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:16px}
.samples a{display:block;text-decoration:none;color:var(--ink);font-size:.9rem;border:1px solid var(--line);border-radius:8px;overflow:hidden;background:#fff}
.samples a:hover{border-color:var(--navy-3)}
.samples img{width:100%;aspect-ratio:1;object-fit:cover;background:#0b1120}
.samples span{display:block;padding:7px 9px}
@media (max-width:820px){.tool{grid-template-columns:1fr}.tool-fig{max-width:460px}}

/* Service blocks */
.service{display:grid;grid-template-columns:260px 1fr;gap:30px;padding:30px 0;border-top:1px solid var(--line)}
.service:first-child{border-top:0}
.service h2{margin-top:0}
.service .meta{color:var(--muted);font-size:.95rem}
.service .cols{display:grid;grid-template-columns:1fr 1fr;gap:22px}
@media (max-width:820px){.service{grid-template-columns:1fr}.service .cols{grid-template-columns:1fr}}
.kv{margin:0}
.kv dt{font-weight:700;color:var(--navy);margin-top:10px}
.kv dd{margin:2px 0 0}

/* Gallery */
figure{margin:0}
.gallery figure{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff}
.gallery figcaption{padding:12px 16px;font-size:.95rem}
.gallery figcaption strong{display:block;color:var(--navy)}
.gallery img{width:100%;aspect-ratio:16/9;object-fit:cover;background:#fff}

/* Forms */
form.std{display:grid;gap:14px}
form.std .row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media (max-width:600px){form.std .row{grid-template-columns:1fr}}
label{display:block;font-weight:600;font-size:.95rem;margin-bottom:5px;color:var(--ink)}
label .opt{font-weight:400;color:var(--muted)}
input[type=text],input[type=email],input[type=tel],select,textarea{width:100%;padding:11px 12px;border:1px solid #c5ced9;border-radius:8px;font:inherit;background:#fff;color:var(--ink)}
input:focus,select:focus,textarea:focus{outline:2px solid var(--navy-3);outline-offset:1px;border-color:var(--navy-3)}
textarea{min-height:140px;resize:vertical}
.checks{display:grid;grid-template-columns:repeat(2,1fr);gap:6px 18px}
.checks label{font-weight:400;display:flex;gap:8px;align-items:flex-start;margin:0}
.checks input{margin-top:5px}
@media (max-width:600px){.checks{grid-template-columns:1fr}}
.captcha{display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.captcha img{border:1px solid var(--line);border-radius:6px}
.captcha input{max-width:160px}
.hp{position:absolute;left:-5000px;opacity:0;height:0;overflow:hidden}
.notice{padding:14px 16px;border-radius:8px;border:1px solid;margin-bottom:18px}
.notice-ok{background:#eef8f1;border-color:#9fd3b1;color:#145a2f}
.notice-err{background:#fdf0ee;border-color:#f0b4ab;color:#8a2a1c}
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow)}
.contact-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:34px;align-items:start}
@media (max-width:860px){.contact-grid{grid-template-columns:1fr}}
.contact-list{list-style:none;padding:0;margin:0}
.contact-list li{padding:10px 0;border-bottom:1px solid var(--line)}
.contact-list li:last-child{border-bottom:0}
.contact-list strong{display:block;color:var(--navy);font-size:.85rem;text-transform:uppercase;letter-spacing:.06em}

/* CTA band + footer */
.cta-band{background:var(--navy);color:#fff;padding:48px 0}
.cta-band h2{color:#fff;margin-bottom:.3em}
.cta-band p{color:#c9d6e6;margin:0}
.cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px;flex-wrap:wrap}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}
.cta-actions .btn + .btn{margin-left:0}
.site-footer{background:#0b1a33;color:#c6d1e0;padding:44px 0 26px;font-size:.95rem}
.site-footer a{color:#e6edf6;text-decoration:none}
.site-footer a:hover{color:#fff;text-decoration:underline}
.site-footer h4{color:#8fa3bf;margin-bottom:10px}
.site-footer ul{list-style:none;padding:0;margin:0}
.site-footer li{margin:6px 0}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1.2fr 1.2fr;gap:28px}
.foot-brand{display:flex;gap:14px;align-items:flex-start;line-height:1.45}
.foot-brand strong{color:#fff}
.foot-legal{border-top:1px solid rgba(255,255,255,.12);margin-top:30px;padding-top:18px;font-size:.85rem;color:#8fa3bf}
@media (max-width:860px){.foot-grid{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.foot-grid{grid-template-columns:1fr}}

/* Page intro (non-home pages) */
.page-head{background:var(--surface);border-bottom:1px solid var(--line);padding:44px 0 36px}
.page-head h1{margin-bottom:.3em}
.page-head p{max-width:720px;color:#2a3645;font-size:1.1rem;margin:0}
.crumbs{font-size:.88rem;color:var(--muted);margin-bottom:10px}
.crumbs a{color:var(--muted)}

/* Foundations / long-form prose (legacy article HTML lives inside .prose) */
.prose{max-width:860px;margin:0 auto}
.prose img{margin:14px auto;max-width:100%;height:auto}
.prose{overflow-x:auto}
.prose table{border-collapse:collapse;max-width:100%!important;width:auto!important;margin:12px auto;font-size:.95rem}
.prose table[border] td,.prose table[border] th{border:1px solid #bfc8d3;padding:4px 8px}
.prose .table-scroll{overflow-x:auto}
.prose p{margin:0 0 .9em}
.prose hr{border:0;border-top:1px solid var(--line);margin:28px 0}
.prose input[type=text]{width:auto;display:inline-block;padding:6px 8px}
.prose input[type=submit]{padding:8px 14px;border-radius:6px;border:1px solid var(--navy);background:var(--navy);color:#fff;font:inherit;cursor:pointer}
.prose h1,.prose h2,.prose h3{margin-top:1.3em}
.prose ul.topics{list-style:none;padding:0;display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.prose ul.topics li{border:1px solid var(--line);border-radius:8px;padding:12px 14px;margin:0}
@media (max-width:600px){.prose ul.topics{grid-template-columns:1fr}}
.aside{border-left:4px solid var(--accent);background:var(--surface);padding:14px 18px;border-radius:0 8px 8px 0;margin:18px 0}
.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media (max-width:900px){.topic-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:600px){.topic-grid{grid-template-columns:1fr}}
.topic-grid h3{font-size:1rem;margin:0 0 8px}
.topic-grid ul{list-style:none;padding:0;margin:0}
.topic-grid li{margin:4px 0}

/* placeholder card image (no photo) */
.card-img.ph{display:grid;place-items:center;aspect-ratio:16/9;background:var(--navy-2) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='56' height='97' viewBox='0 0 56 97'%3E%3Cg fill='none' stroke='%23ffffff' stroke-opacity='0.10' stroke-width='1.5'%3E%3Cpath d='M28 1 54 16v32L28 63 2 48V16z'/%3E%3Cpath d='M28 49 54 64v32L28 111 2 96V64z'/%3E%3C/g%3E%3C/svg%3E");color:#fff;text-align:center;padding:20px}
.card-img.ph strong{display:block;font-size:2.4rem;line-height:1;color:#ffc27a}
.card-img.ph span{font-size:.95rem;color:#dbe4f0}