@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500;600&family=Manrope:wght@400;500;600;700&family=Rajdhani:wght@500;600;700&display=swap');

:root {
  --ink: #031013;
  --ink-soft: #07191d;
  --panel: #0a1d21;
  --panel-strong: #0d252a;
  --line: rgba(116, 222, 233, .2);
  --line-strong: rgba(116, 222, 233, .42);
  --cyan: #72e5ef;
  --cyan-strong: #39d4e3;
  --white: #eaf7f8;
  --text: #a9c0c4;
  --muted: #7d989d;
  --danger: #dba5a5;
  --warning: #e2c47e;
  --max: 1180px;
  --sans: "Manrope", Arial, sans-serif;
  --mono: "IBM Plex Mono", "Courier New", monospace;
  --display: "Rajdhani", "Manrope", Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--ink); }
body {
  margin: 0;
  min-width: 320px;
  color: var(--text);
  background:
    radial-gradient(circle at 76% 12%, rgba(15, 80, 86, .24), transparent 30rem),
    linear-gradient(rgba(114, 229, 239, .025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(114, 229, 239, .025) 1px, transparent 1px),
    var(--ink);
  background-size: auto, 72px 72px, 72px 72px, auto;
  font: 400 16px/1.7 var(--sans);
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 2px solid var(--cyan); outline-offset: 4px; }
img { display: block; max-width: 100%; }
.wrap { width: min(calc(100% - 48px), var(--max)); margin-inline: auto; }
.mono { font-family: var(--mono); }
.eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 20px;
  color: var(--cyan);
  font: 600 .78rem/1.4 var(--mono);
  letter-spacing: .14em;
  text-transform: uppercase;
}
.eyebrow::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 14px var(--cyan); }
h1, h2, h3 { color: var(--white); margin: 0; font-family: var(--sans); font-weight: 500; letter-spacing: -.035em; }
h1 { font-size: clamp(3rem, 6.1vw, 5.4rem); line-height: .98; }
h2 { font-size: clamp(2.15rem, 4.5vw, 3.8rem); line-height: 1.07; }
h3 { font-size: 1.28rem; line-height: 1.3; letter-spacing: -.02em; }
p { margin: 0; }
.lead { font-size: clamp(1rem, 1.5vw, 1.18rem); line-height: 1.75; color: #aac1c5; max-width: 720px; }
.muted { color: var(--muted); }
.fine { color: var(--muted); font-size: .82rem; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(3, 16, 19, .92);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}
.header-inner { min-height: 82px; display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.brand { display: flex; align-items: center; gap: 12px; min-height: 48px; }
.brand img { width: 48px; height: 48px; object-fit: contain; filter: drop-shadow(0 0 12px rgba(57,212,227,.35)); }
.brand-copy { display: grid; gap: 1px; }
.brand-name { color: var(--white); font: 600 1.22rem/1 var(--sans); letter-spacing: .28em; }
.brand-sub { color: #8ba7ab; font: 500 .58rem/1.35 var(--mono); letter-spacing: .09em; }
.main-nav { display: flex; align-items: center; gap: 8px; }
.main-nav a { min-height: 44px; display: inline-flex; align-items: center; padding: 0 14px; color: #b0c6c9; font: 600 .73rem/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.main-nav a:hover, .main-nav a[aria-current="page"] { color: var(--cyan); }
.social-link { width: 44px; padding: 0 !important; justify-content: center; border-left: 1px solid var(--line); margin-left: 4px; }
.social-link svg { width: 20px; height: 20px; stroke: currentColor; }
.login-link { border-left: 1px solid var(--line); margin-left: 8px; padding-left: 22px !important; }
.login-link::before { content: "▣"; margin-right: 9px; color: var(--cyan); }

.btn {
  min-height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 0 24px;
  border: 1px solid transparent;
  cursor: pointer;
  font: 600 .78rem/1 var(--mono);
  letter-spacing: .08em;
  text-transform: uppercase;
  transition: transform .18s ease, background .18s ease, border-color .18s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { color: #031013; background: var(--cyan); }
.btn-primary:hover { background: #9af2f7; }
.btn-secondary { color: var(--white); border-color: var(--line-strong); background: rgba(7,25,29,.45); }
.btn-secondary:hover { border-color: var(--cyan); color: var(--cyan); }
.btn-quiet { color: var(--cyan); padding-inline: 8px; }
.btn-arrow::after { content: "→"; font-size: 1.1rem; }
.btn[disabled] { opacity: .55; cursor: not-allowed; transform: none; }

.hero { min-height: 760px; border-bottom: 1px solid var(--line); display: grid; align-items: center; }
.hero-grid { display: grid; grid-template-columns: 1.12fr .88fr; align-items: center; gap: 68px; padding: 78px 0 74px; }
.hero h1 { max-width: 720px; }
.hero h1 em, .accent { color: var(--cyan); font-style: normal; }
.hero .lead { margin-top: 30px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.hero-facts { display: flex; flex-wrap: wrap; gap: 12px 26px; margin-top: 34px; color: #91aaae; font: 500 .76rem/1.5 var(--mono); letter-spacing: .05em; text-transform: uppercase; }
.hero-mark { position: relative; display: grid; place-items: center; min-height: 440px; }
.hero-mark::before, .hero-mark::after { content: ""; position: absolute; border: 1px solid var(--line); transform: rotate(45deg); }
.hero-mark::before { width: 300px; height: 300px; }
.hero-mark::after { width: 220px; height: 220px; border-style: dashed; }
.hero-mark img { position: relative; z-index: 2; width: 290px; filter: drop-shadow(0 0 22px rgba(58,211,226,.42)); }
.status-bar { border-top: 1px solid var(--line); background: rgba(7,25,29,.55); }
.status-grid { display: grid; grid-template-columns: repeat(3,1fr); }
.status-item { padding: 19px 26px; border-right: 1px solid var(--line); color: #a2b7bb; }
.status-item:last-child { border-right: 0; }
.status-item span { display: block; color: #6f9096; font: 500 .68rem/1.4 var(--mono); letter-spacing: .1em; text-transform: uppercase; }
.status-item strong { color: var(--white); font: 600 .78rem/1.5 var(--mono); letter-spacing: .08em; }

.section { padding: 104px 0; border-bottom: 1px solid var(--line); }
.section-head { display: grid; grid-template-columns: minmax(0,1fr) minmax(300px,.65fr); gap: 70px; align-items: end; margin-bottom: 52px; }
.section-head .lead { justify-self: end; }
.section-number { margin-bottom: 18px; color: #416168; font: 400 2.5rem/1 var(--mono); }
.case-grid { display: grid; grid-template-columns: minmax(0,1.65fr) minmax(270px,.65fr); gap: 22px; }
.case-card { border: 1px solid var(--line); background: linear-gradient(140deg, rgba(10,29,33,.92), rgba(4,16,19,.94)); overflow: hidden; }
.case-cover { position: relative; aspect-ratio: 16/8.5; overflow: hidden; }
.case-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.case-card:hover .case-cover img { transform: scale(1.02); }
.tag { display: inline-flex; align-items: center; min-height: 30px; padding: 0 12px; border: 1px solid var(--line-strong); color: var(--cyan); font: 600 .69rem/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.tag-solid { color: var(--ink); background: var(--cyan); border-color: var(--cyan); }
.case-cover .tag { position: absolute; left: 18px; top: 18px; }
.case-body { padding: 28px; }
.case-body h3 { font-size: 1.75rem; }
.case-body > p { margin-top: 12px; max-width: 720px; }
.case-meta { display: flex; flex-wrap: wrap; gap: 10px 22px; margin: 22px 0; color: #91aaae; font: 500 .75rem/1.4 var(--mono); text-transform: uppercase; }
.case-body .btn { width: 100%; }
.case-level { display: inline-flex; align-items: center; gap: 9px; margin: 18px 0 0; color: var(--cyan); font: 600 .74rem/1.4 var(--mono); text-transform: uppercase; }
.case-level::before { content: "04"; width: 32px; height: 32px; display: grid; place-items: center; border: 1px solid var(--cyan); }
.teaser { border: 1px solid var(--line); min-height: 100%; padding: 30px; display: flex; flex-direction: column; justify-content: space-between; background: repeating-linear-gradient(135deg, rgba(114,229,239,.025), rgba(114,229,239,.025) 10px, transparent 10px, transparent 20px); }
.teaser h3 { margin-top: 18px; }
.teaser p { margin-top: 12px; }
.catalog-link { margin-top: 16px; color: var(--cyan); }
.cases-hero .lead { margin-top: 26px; }
.catalog-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; }
.catalog-case-card { display: flex; flex-direction: column; }
.catalog-case-card .case-cover { aspect-ratio: 16/10; }
.catalog-case-card .case-body { display: flex; flex: 1; flex-direction: column; }
.catalog-case-card .case-body .btn { margin-top: auto; }
.classified-card { display: flex; min-height: 100%; flex-direction: column; border: 1px solid var(--line); background: linear-gradient(140deg, rgba(8,26,30,.88), rgba(3,15,18,.96)); overflow: hidden; }
.classified-cover { position: relative; aspect-ratio: 16/10; display: grid; place-items: center; overflow: hidden; border-bottom: 1px solid var(--line); background: repeating-linear-gradient(135deg, rgba(114,229,239,.035), rgba(114,229,239,.035) 10px, transparent 10px, transparent 20px); }
.classified-cover::before, .classified-cover::after { content: ""; position: absolute; width: 42%; aspect-ratio: 1; border: 1px solid var(--line); transform: rotate(45deg); }
.classified-cover::after { width: 28%; border-style: dashed; }
.classified-symbol { position: relative; z-index: 2; color: rgba(114,229,239,.68); font: 500 clamp(3.5rem, 7vw, 5.5rem)/1 var(--display); text-shadow: 0 0 28px rgba(114,229,239,.32); }
.classified-lines { position: absolute; inset: 18px; border: 1px solid rgba(114,229,239,.08); }
.classified-body { display: flex; flex: 1; flex-direction: column; padding: 28px; }
.classified-body .eyebrow { margin-top: 26px; }
.classified-body > p:not(.eyebrow) { margin-top: 12px; }
.classified-status { margin-top: auto !important; padding-top: 32px; }
.difficulty-section { border-bottom: 0; }

.feature-grid, .facts-grid { display: grid; grid-template-columns: repeat(3,1fr); border: 1px solid var(--line); }
.steps-grid { display: grid; grid-template-columns: repeat(4,1fr); border: 1px solid var(--line); }
.feature, .step, .fact { padding: 30px; border-right: 1px solid var(--line); background: rgba(7,25,29,.48); }
.feature:last-child, .step:last-child, .fact:last-child { border-right: 0; }
.icon-box { width: 38px; height: 38px; display: grid; place-items: center; margin-bottom: 28px; color: var(--cyan); border: 1px solid var(--line-strong); font: 600 1rem var(--mono); }
.feature p, .step p, .fact p { margin-top: 10px; color: var(--muted); }
.step-number { margin-bottom: 26px; color: #49676d; font: 400 2.2rem/1 var(--mono); }
.split { display: grid; grid-template-columns: .8fr 1.2fr; gap: 80px; align-items: start; }
.copy-columns { display: grid; grid-template-columns: repeat(2,1fr); gap: 34px; }
.copy-columns p { color: #98b1b5; }
.difficulty-intro { margin-top: 72px; padding-top: 52px; border-top: 1px solid var(--line); }
.difficulty-grid { display: grid; grid-template-columns: repeat(5,1fr); margin-top: 34px; border: 1px solid var(--line); }
.difficulty-card { min-height: 230px; padding: 24px 20px; border-right: 1px solid var(--line); background: rgba(7,25,29,.48); }
.difficulty-card:last-child { border-right: 0; }
.difficulty-card b { display: block; color: var(--cyan); font: 600 .72rem/1 var(--mono); letter-spacing: .1em; text-transform: uppercase; }
.difficulty-card h3 { margin-top: 20px; font-family: var(--display); font-size: 1.45rem; }
.difficulty-card p { margin-top: 10px; color: var(--muted); font-size: .9rem; }
.difficulty-badge { display: inline-flex; align-items: center; gap: 12px; margin: 24px 0 0; padding: 14px 18px; border: 1px solid var(--line-strong); color: var(--white); background: rgba(114,229,239,.07); font: 600 .82rem/1.4 var(--mono); text-transform: uppercase; }
.difficulty-badge strong { color: var(--cyan); }
.manifesto { position: relative; padding: 42px; border: 1px solid var(--line-strong); background: linear-gradient(145deg, rgba(8,31,35,.96), rgba(3,16,19,.96)); overflow: hidden; }
.manifesto::after { content: "ALMA"; position: absolute; right: -18px; bottom: -38px; color: rgba(114,229,239,.035); font: 700 9rem/1 var(--sans); letter-spacing: .08em; }
.manifesto p { position: relative; z-index: 1; margin-top: 20px; color: #a9c0c4; }
.manifesto p:first-of-type { margin-top: 0; color: var(--white); font-size: 1.12rem; }
.manifesto-sign { position: relative; z-index: 1; display: block; margin-top: 30px; color: var(--cyan); font: 600 .76rem/1.7 var(--mono); letter-spacing: .08em; text-transform: uppercase; }

.agent-cta { padding: 72px 0 90px; }
.cta-panel { display: grid; grid-template-columns: 1.3fr auto; align-items: center; gap: 40px; padding: 54px; border: 1px solid var(--line-strong); background: linear-gradient(115deg, rgba(8,30,34,.96), rgba(8,48,52,.44)); }
.cta-panel p { margin-top: 16px; max-width: 650px; }

.site-footer { border-top: 1px solid var(--line); padding: 32px 0 42px; background: #020b0d; }
.footer-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 40px; align-items: end; }
.footer-brand { display: flex; gap: 14px; align-items: center; }
.footer-brand img { width: 42px; }
.footer-links { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 8px 22px; }
.footer-links a { min-height: 44px; display: inline-flex; align-items: center; color: #94acb0; font-size: .86rem; }
.footer-links a:hover { color: var(--cyan); }
.fiction-note { margin-top: 26px; padding-top: 22px; border-top: 1px solid var(--line); color: #7d999e; font-size: .8rem; }

.page-hero { padding: 64px 0 82px; border-bottom: 1px solid var(--line); }
.back-link { min-height: 44px; display: inline-flex; align-items: center; gap: 8px; margin-bottom: 54px; color: #9ab2b6; font: 500 .75rem/1 var(--mono); text-transform: uppercase; }
.back-link:hover { color: var(--cyan); }

.product-hero { padding: 52px 0 86px; border-bottom: 1px solid var(--line); }
.product-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 64px; align-items: start; }
.product-image { position: sticky; top: 112px; border: 1px solid var(--line); overflow: hidden; }
.product-image img { width: 100%; aspect-ratio: 1/1.02; object-fit: cover; }
.product-copy { padding-top: 10px; }
.product-copy h1 { margin-top: 26px; }
.product-copy .lead { margin-top: 24px; }
.quick-facts { display: grid; grid-template-columns: repeat(2,1fr); margin: 30px 0; border: 1px solid var(--line); }
.quick-fact { min-height: 72px; padding: 16px 18px; display: flex; align-items: center; gap: 10px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); color: #b1c5c8; font: 500 .75rem/1.4 var(--mono); text-transform: uppercase; }
.quick-fact:nth-child(2n) { border-right: 0; }
.quick-fact:nth-last-child(-n+2) { border-bottom: 0; }
.quick-fact b { color: var(--cyan); }
.purchase-box { padding-top: 26px; border-top: 1px solid var(--line); }
.price-label { color: #8da7ac; font: 500 .72rem/1.4 var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.price { margin: 7px 0 3px; color: var(--white); font-size: 3rem; line-height: 1.1; letter-spacing: -.04em; }
.purchase-box .btn { width: 100%; margin-top: 20px; }

.content-grid { display: grid; grid-template-columns: .75fr 1.25fr; gap: 80px; }
.content-grid + .content-grid { margin-top: 70px; }
.bullet-list { display: grid; gap: 14px; padding: 0; margin: 0; list-style: none; }
.bullet-list li { position: relative; padding: 17px 18px 17px 44px; border: 1px solid var(--line); background: rgba(7,25,29,.48); color: #adc1c5; }
.bullet-list li::before { content: "✓"; position: absolute; left: 17px; color: var(--cyan); font-family: var(--mono); }
.spec-list { display: grid; grid-template-columns: repeat(2,1fr); border: 1px solid var(--line); }
.spec { padding: 22px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.spec:nth-child(2n) { border-right: 0; }
.spec:nth-last-child(-n+2) { border-bottom: 0; }
.spec span { display: block; color: #718f95; font: 500 .7rem/1.4 var(--mono); text-transform: uppercase; letter-spacing: .08em; }
.spec strong { display: block; margin-top: 7px; color: var(--white); font-weight: 500; }
.notice { padding: 28px; border: 1px solid rgba(226,196,126,.35); background: rgba(79,62,24,.14); color: #cbbf9e; }
.notice strong { display: block; margin-bottom: 8px; color: var(--warning); font: 600 .78rem/1.4 var(--mono); text-transform: uppercase; letter-spacing: .08em; }
.faq { display: grid; gap: 12px; }
.faq details { border: 1px solid var(--line); background: rgba(7,25,29,.45); }
.faq summary { min-height: 58px; display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 14px 20px; color: var(--white); cursor: pointer; font-weight: 600; }
.faq summary::after { content: "+"; color: var(--cyan); font-family: var(--mono); }
.faq details[open] summary::after { content: "−"; }
.faq details p { padding: 0 20px 20px; color: #93adb1; }
.final-buy { text-align: center; padding: 92px 0; }
.final-buy h2 { max-width: 780px; margin-inline: auto; }
.final-buy p { max-width: 650px; margin: 20px auto 30px; }

.auth-page { min-height: 100vh; background: radial-gradient(circle at 48% 50%, rgba(22,81,87,.22), transparent 40rem), var(--ink); }
.auth-header { min-height: 82px; border-bottom: 1px solid var(--line); display: flex; align-items: center; justify-content: space-between; }
.auth-main { min-height: calc(100vh - 82px); display: grid; grid-template-columns: 1fr 470px; gap: 100px; align-items: center; padding-block: 70px; }
.trust-list { display: grid; gap: 18px; margin-top: 34px; }
.trust-item { display: grid; grid-template-columns: 32px 1fr; gap: 12px; align-items: start; }
.trust-item i { width: 28px; height: 28px; display: grid; place-items: center; color: var(--cyan); border: 1px solid var(--line); font-style: normal; }
.trust-item strong { display: block; color: var(--white); font: 600 .75rem/1.4 var(--mono); letter-spacing: .06em; text-transform: uppercase; }
.trust-item span { display: block; margin-top: 3px; color: #86a1a6; font-size: .88rem; }
.auth-card { padding: 36px; border: 1px solid var(--line-strong); background: rgba(5,21,24,.94); box-shadow: 0 30px 100px rgba(0,0,0,.32); }
.auth-tabs { display: grid; grid-template-columns: 1fr 1fr; margin: 26px 0; border: 1px solid var(--line); }
.auth-tab { min-height: 48px; border: 0; border-right: 1px solid var(--line); color: #8aa4a9; background: transparent; cursor: pointer; font: 600 .72rem/1 var(--mono); text-transform: uppercase; letter-spacing: .06em; }
.auth-tab:last-child { border-right: 0; }
.auth-tab.is-active { color: var(--white); background: rgba(114,229,239,.12); }
.field { display: grid; gap: 8px; margin-top: 18px; }
.field label { color: #a9c0c4; font: 600 .72rem/1.4 var(--mono); text-transform: uppercase; letter-spacing: .07em; }
.field input { width: 100%; min-height: 54px; padding: 0 16px; border: 1px solid var(--line); border-radius: 0; outline: 0; color: var(--white); background: #041013; }
.field input:focus { border-color: var(--cyan); box-shadow: 0 0 0 1px var(--cyan); }
.auth-row { min-height: 44px; display: flex; align-items: center; justify-content: space-between; gap: 16px; margin: 4px 0 10px; }
.text-link { min-height: 44px; display: inline-flex; align-items: center; color: #9eb8bc; font-size: .84rem; border: 0; background: none; cursor: pointer; }
.text-link:hover { color: var(--cyan); }
.auth-card .btn { width: 100%; }
.form-error { display: none; margin: 0 0 14px; padding: 12px 14px; border: 1px solid rgba(219,165,165,.45); color: #efc2c2; background: rgba(82,30,30,.18); font-size: .87rem; }
.form-error.is-visible { display: block; }
.auth-help { margin-top: 26px; padding-top: 22px; border-top: 1px solid var(--line); color: #839da2; font-size: .88rem; }
.auth-help a { color: var(--cyan); text-decoration: underline; text-underline-offset: 3px; }

.portal { min-height: 100vh; }
.portal h1, .portal h2 { font-family: var(--display); font-weight: 600; letter-spacing: -.02em; }
.portal-head { padding: 68px 0 34px; }
.portal-head-row { display: flex; align-items: end; justify-content: space-between; gap: 30px; }
.portal-email { color: #8ea8ad; }
.operation-panel { margin: 0 auto 80px; border: 1px solid var(--line-strong); background: rgba(6,25,29,.85); }
.operation-top { display: grid; grid-template-columns: 220px 1fr; gap: 30px; padding: 28px; }
.operation-top img { width: 100%; height: 150px; object-fit: cover; border: 1px solid var(--line); }
.operation-title-row { display: flex; align-items: start; justify-content: space-between; gap: 20px; }
.operation-copy p { margin-top: 8px; }
.operation-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 22px; }
.materials { display: none; border-top: 1px solid var(--line); }
.materials.is-open { display: block; }
.file-row { width: 100%; min-height: 82px; display: grid; grid-template-columns: 1fr auto auto; gap: 14px; align-items: center; padding: 14px 24px; border: 0; border-bottom: 1px solid var(--line); color: inherit; background: transparent; text-align: left; cursor: pointer; }
.file-row:last-child { border-bottom: 0; }
.file-row:hover { background: rgba(114,229,239,.05); }
.file-row[disabled] { opacity: .55; cursor: not-allowed; }
.file-row[disabled]:hover { background: transparent; }
.file-row strong { display: block; color: var(--white); font-size: .95rem; }
.file-row span { display: block; margin-top: 3px; color: #789499; font-size: .82rem; }
.file-kind { color: var(--cyan) !important; font: 500 .72rem/1 var(--mono); }
.file-action { color: var(--cyan) !important; font: 600 .75rem/1 var(--mono); text-transform: uppercase; }
.demo-note { margin-top: 26px; padding: 14px 18px; border: 1px dashed var(--line); color: #819ca1; font-size: .84rem; }
.contact-options { display: grid; grid-template-columns: repeat(2,1fr); gap: 18px; margin-top: 36px; }
.contact-option { padding: 28px; border: 1px solid var(--line); background: rgba(7,25,29,.55); }
.contact-option h3 { margin-bottom: 10px; }
.contact-option p { min-height: 54px; }
.contact-option strong { overflow-wrap: anywhere; }
.contact-option .btn { width: 100%; margin-top: 22px; }
.toast { position: fixed; right: 24px; bottom: 24px; z-index: 60; max-width: 380px; padding: 16px 20px; color: var(--white); background: var(--panel-strong); border: 1px solid var(--cyan); box-shadow: 0 16px 60px rgba(0,0,0,.45); opacity: 0; transform: translateY(20px); pointer-events: none; transition: .2s ease; }
.toast.is-visible { opacity: 1; transform: translateY(0); }
.modal { position: fixed; inset: 0; z-index: 70; display: none; place-items: center; padding: 24px; background: rgba(0,6,8,.9); }
.modal.is-open { display: grid; }
.modal-card { width: min(100%, 1040px); max-height: calc(100vh - 48px); display: grid; grid-template-rows: auto 1fr; border: 1px solid var(--line-strong); background: #041014; }
.modal-bar { min-height: 58px; display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 10px 16px; border-bottom: 1px solid var(--line); }
.modal-bar strong { color: var(--white); }
.modal-close { min-width: 44px; min-height: 44px; border: 1px solid var(--line); color: var(--white); background: transparent; cursor: pointer; }
.modal-image { max-height: calc(100vh - 108px); width: 100%; object-fit: contain; }

@media (max-width: 980px) {
  .main-nav a:not(.login-link):not(.social-link) { display: none; }
  .hero-grid, .product-grid, .auth-main, .section-head, .content-grid, .split { grid-template-columns: 1fr; }
  .steps-grid { grid-template-columns: repeat(2,1fr); }
  .step:nth-child(2) { border-right: 0; }
  .step:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .hero { min-height: auto; }
  .hero-mark { min-height: 340px; }
  .section-head { gap: 24px; }
  .section-head .lead { justify-self: start; }
  .product-image { position: static; }
  .auth-main { gap: 52px; }
  .auth-copy { max-width: 760px; }
  .cta-panel { grid-template-columns: 1fr; }
  .difficulty-grid { grid-template-columns: repeat(2,1fr); }
  .catalog-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .catalog-grid > :first-child { grid-column: 1 / -1; }
  .difficulty-card { border-bottom: 1px solid var(--line); }
  .difficulty-card:nth-child(2n) { border-right: 0; }
  .difficulty-card:last-child { border-bottom: 0; }
  .difficulty-card:last-child { grid-column: 1 / -1; }
}

@media (max-width: 1100px) and (min-width: 981px) {
  .main-nav a:not(.login-link):not(.social-link) { display: none; }
}

@media (max-width: 720px) {
  .wrap { width: min(calc(100% - 30px), var(--max)); }
  .header-inner { min-height: 72px; }
  .brand img { width: 42px; height: 42px; }
  .brand-sub { display: none; }
  .login-link { border-left: 0; margin-left: 0; padding: 0 4px !important; }
  .hero-grid { padding: 56px 0 48px; gap: 28px; }
  .hero-mark { min-height: 270px; }
  .hero-mark img { width: 210px; }
  .hero-mark::before { width: 220px; height: 220px; }
  .hero-mark::after { width: 165px; height: 165px; }
  .hero-actions, .hero-actions .btn { width: 100%; }
  .status-grid { grid-template-columns: 1fr; }
  .status-item { border-right: 0; border-bottom: 1px solid var(--line); }
  .status-item:last-child { border-bottom: 0; }
  .section { padding: 72px 0; }
  .case-grid, .catalog-grid, .feature-grid, .steps-grid, .facts-grid, .copy-columns, .footer-grid, .operation-top { grid-template-columns: 1fr; }
  .catalog-grid > :first-child { grid-column: auto; }
  .feature, .step, .fact { border-right: 0; border-bottom: 1px solid var(--line); }
  .feature:last-child, .step:last-child, .fact:last-child { border-bottom: 0; }
  .teaser { min-height: 220px; }
  .cta-panel { padding: 34px 24px; }
  .footer-links { justify-content: flex-start; }
  .product-hero { padding-top: 32px; }
  .product-grid { gap: 36px; }
  .quick-facts, .spec-list { grid-template-columns: 1fr; }
  .quick-fact, .quick-fact:nth-child(2n), .spec, .spec:nth-child(2n) { border-right: 0; border-bottom: 1px solid var(--line); }
  .quick-fact:last-child, .spec:last-child { border-bottom: 0; }
  .auth-header .back-link { margin: 0; }
  .auth-main { padding-block: 48px; }
  .auth-copy h1 { font-size: 3.1rem; }
  .auth-card { padding: 24px 18px; }
  .portal-head-row, .operation-title-row { align-items: start; flex-direction: column; }
  .operation-top { padding: 18px; }
  .operation-top img { height: 190px; }
  .operation-actions, .operation-actions .btn { width: 100%; }
  .file-row { grid-template-columns: 1fr auto; padding: 16px; }
  .file-kind { display: none !important; }
  .manifesto { padding: 28px 22px; }
  .difficulty-grid, .contact-options { grid-template-columns: 1fr; }
  .difficulty-card { min-height: auto; border-right: 0; }
}

@media (max-width: 440px) {
  .site-header .brand-copy { display: none; }
  .header-inner { gap: 10px; }
  .main-nav { gap: 2px; }
  .difficulty-card:last-child { grid-column: auto; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; }
}

/* Equivalentes das declarações inline do protótipo e estados funcionais reais. */
.prototype-mt-18 { margin-top: 18px; }
.prototype-mt-20 { margin-top: 20px; }
.prototype-mt-22 { margin-top: 22px; }
.prototype-mt-24 { margin-top: 24px; }
.prototype-mt-28 { margin-top: 28px; }
.prototype-mt-36 { margin-top: 36px; }
.prototype-strong-copy { margin-top: 24px; color: var(--white); font-weight: 600; }
.cyan-text { color: var(--cyan); }
.white-text { color: var(--white); }
.centered-eyebrow { justify-content: center; }
.prototype-materials-notice { margin: 20px; }
.session-exit { min-height: 44px; border-top: 0; border-right: 0; border-bottom: 0; color: #b0c6c9; background: transparent; cursor: pointer; font: 600 .73rem/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.session-exit:hover { color: var(--cyan); }
.operation-library { min-height: 220px; }
.portal-state { margin-bottom: 80px; padding: 42px; border: 1px solid var(--line); background: rgba(6,25,29,.85); text-align: center; }
.portal-state h2 { margin-top: 14px; }
.portal-state p { margin: 10px auto 24px; max-width: 620px; }
.portal-state svg { width: 34px; height: 34px; margin-inline: auto; color: var(--cyan); }
.pending-files { padding: 24px; border-bottom: 1px solid var(--line); }
.reset-page, .access-page { display: grid; place-items: center; padding: 24px; }
.reset-card { width: min(100%, 470px); }
.reset-card h1 { font-size: 2.7rem; }
.reset-submit { width: 100%; margin-top: 24px; }
.access-card { width: min(100%, 520px); text-align: center; }
.access-card .eyebrow { justify-content: center; }
.access-card > p:last-child { margin-top: 18px; color: var(--cyan); font-size: .78rem; letter-spacing: .08em; }

@media (max-width: 720px) {
  .session-exit { border-left: 0; margin-left: 0; padding: 0 4px !important; }
  .prototype-materials-notice { margin: 16px; }
  .portal-email { overflow-wrap: anywhere; }
}