:root {
    --navy: #0b2034;
    --navy2: #123e61;
    --blue: #2f6fed;
    --blue2: #174ea6;
    --teal: #0f8d83;
    --teal2: #08645d;
    --mint: #e8f8f5;
    --bg: #f4f7fa;
    --surface: #ffffff;
    --surface2: #eef4f8;
    --line: #d8e2ec;
    --ink: #13283c;
    --muted: #60758a;
    --green: #23835f;
    --greenbg: #e9f7ef;
    --amber: #a66408;
    --amberbg: #fff4dc;
    --red: #b43c3c;
    --redbg: #fff0f0;
    --violet: #6d4cc4;
    --violetbg: #f3efff;
    --shadow: 0 16px 36px rgba(16, 36, 58, 0.13);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--ink);
    font: 15px/1.5 Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

button, input, select, textarea {
    font: inherit;
}

a {
    color: var(--blue2);
    text-underline-offset: 3px;
}

/* TOPBAR */
.topbar {
    height: 76px;
    background: var(--navy);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    position: sticky;
    top: 0;
    z-index: 40;
    border-bottom: 1px solid rgba(255, 255, 255, 0.13);
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.mark {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    background: linear-gradient(145deg, #22c2b3, #2f6fed);
    display: grid;
    place-items: center;
    font-weight: 900;
    color: #fff;
    font-size: 16px;
}

.brand h1 {
    font-size: 17px;
    margin: 0;
    color: #fff;
}

.brand p {
    font-size: 11px;
    color: #b9cbe0;
    margin: 2px 0 0;
}

.badge-age {
    background: rgba(255, 255, 255, 0.12);
    color: #22c2b3;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
}

/* SHELL LAYOUT */
.shell {
    display: grid;
    grid-template-columns: 250px minmax(0, 1fr);
    min-height: calc(100vh - 76px);
}

aside {
    background: #fff;
    border-right: 1px solid var(--line);
    padding: 20px 14px;
    position: sticky;
    top: 76px;
    height: calc(100vh - 76px);
    overflow: auto;
}

.navtitle {
    font-size: 10px;
    letter-spacing: 0.13em;
    color: #8494a6;
    font-weight: 850;
    padding: 4px 12px 9px;
    text-transform: uppercase;
}

.nav {
    display: grid;
    gap: 4px;
}

.nav button {
    border: 0;
    background: transparent;
    text-align: left;
    padding: 11px 12px;
    border-radius: 10px;
    color: #40556b;
    font-weight: 750;
    cursor: pointer;
    transition: background 0.15s ease, color 0.15s ease;
}

.nav button:hover {
    background: #f0f5fa;
}

.nav button.active {
    background: var(--navy);
    color: white;
}

.side-note {
    margin-top: 18px;
    padding: 13px;
    border-radius: 13px;
    background: var(--surface2);
    font-size: 11px;
    color: var(--muted);
    border: 1px solid var(--line);
}

main {
    width: 100%;
    max-width: 1340px;
    padding: 30px 34px 80px;
    margin: auto;
}

/* TYPOGRAPHY & CARDS */
h2 {
    font-size: 28px;
    line-height: 1.15;
    margin: 0 0 7px;
    letter-spacing: -0.5px;
    color: var(--ink);
}

h3 {
    font-size: 18px;
    margin: 0 0 8px;
    color: var(--ink);
}

h4 {
    font-size: 15px;
    margin: 0 0 7px;
    color: var(--ink);
}

.lead {
    color: var(--muted);
    max-width: 950px;
    margin-top: 0;
    margin-bottom: 20px;
}

.kicker {
    font-size: 10px;
    letter-spacing: 0.13em;
    text-transform: uppercase;
    color: var(--teal);
    font-weight: 900;
    display: block;
    margin-bottom: 4px;
}

.hero {
    background: linear-gradient(125deg, var(--navy), #123e61 62%, #0d706b 130%);
    color: #fff;
    border-radius: 26px;
    padding: 34px;
    display: grid;
    grid-template-columns: 1.6fr 0.9fr;
    gap: 24px;
    box-shadow: var(--shadow);
    margin-bottom: 24px;
}

.hero h2 {
    font-size: 38px;
    letter-spacing: -1.2px;
    margin: 8px 0 12px;
    color: #fff;
}

.hero p {
    color: #d7e5f2;
}

.heroPanel {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.16);
    padding: 20px;
    border-radius: 18px;
}

.grid4 {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
    margin: 16px 0;
}

.grid3 {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
    margin: 14px 0;
}

.grid2 {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    margin: 14px 0;
}

.stat, .card {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 17px;
    padding: 20px;
    box-shadow: 0 3px 12px rgba(16, 36, 58, 0.035);
    margin-bottom: 16px;
}

.stat strong {
    font-size: 23px;
    display: block;
    margin: 6px 0;
}

.stat p {
    font-size: 12px;
    color: var(--muted);
    margin: 0;
}

/* DEMO BUTTONS BAR */
.demo-bar {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 16px;
    padding: 16px;
    margin-bottom: 20px;
}

.demo-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 10px;
}

.btn-demo {
    background: #eef4f8;
    border: 1px solid var(--line);
    color: var(--navy);
    padding: 8px 14px;
    border-radius: 10px;
    font-size: 12px;
    font-weight: 750;
    cursor: pointer;
    transition: all 0.15s ease;
}

.btn-demo:hover {
    background: var(--navy);
    color: #fff;
    border-color: var(--navy);
}

/* FORM STYLING */
.form-grid {
    display: grid;
    gap: 16px;
}

.fields {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
    margin: 14px 0;
}

.fields.two {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.fields.four {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

label {
    font-size: 12px;
    font-weight: 750;
    color: #3d5267;
    display: block;
}

input, select, textarea {
    width: 100%;
    border: 1px solid #bdcad8;
    background: #fff;
    padding: 10px;
    border-radius: 10px;
    margin-top: 5px;
    color: var(--ink);
    font-size: 13px;
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--blue);
    box-shadow: 0 0 0 3px rgba(47, 111, 237, 0.15);
}

input[type=checkbox] {
    width: 18px;
    height: 18px;
    margin: 0;
    accent-color: var(--teal);
    cursor: pointer;
}

.checkrow {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    align-items: center;
    margin: 12px 0;
}

.check {
    display: flex;
    gap: 8px;
    align-items: center;
    font-size: 12px;
    font-weight: 700;
    cursor: pointer;
}

.protocol-box {
    background: #f4f7fa;
    border-radius: 11px;
    padding: 12px 14px;
    font-size: 12px;
    color: #53697e;
    margin-bottom: 14px;
    border: 1px solid var(--line);
}

.protocol-box b {
    color: #344d65;
}

/* CARDS BY TEST */
.test-card {
    background: #fff;
    border: 1px solid var(--line);
    border-left: 5px solid var(--blue);
    border-radius: 18px;
    padding: 20px;
    margin-bottom: 18px;
}

.test-card.secondary {
    border-left-color: var(--violet);
}

.test-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 12px;
}

.idx {
    font-size: 11px;
    font-weight: 900;
    background: #e8eef5;
    padding: 4px 8px;
    border-radius: 7px;
    color: var(--navy);
    margin-right: 8px;
}

/* BUTTONS & ACTIONS */
.btn {
    border: 1px solid #c8d4e0;
    background: #fff;
    color: var(--ink);
    border-radius: 10px;
    padding: 10px 16px;
    font-weight: 800;
    cursor: pointer;
    font-size: 13px;
    transition: all 0.15s ease;
}

.btn:hover {
    background: #eef4f8;
}

.btn.primary {
    background: var(--blue);
    border-color: var(--blue);
    color: #fff;
}

.btn.primary:hover {
    background: var(--blue2);
}

.btn.action-eval {
    background: var(--teal);
    border-color: var(--teal);
    color: #fff;
    font-size: 15px;
    padding: 12px 24px;
    border-radius: 12px;
}

.btn.action-eval:hover {
    background: var(--teal2);
}

/* RESULTS & PROFILES */
.profile-box {
    border-radius: 20px;
    padding: 24px;
    background: #fff;
    border: 1px solid var(--line);
    box-shadow: 0 7px 24px rgba(16, 36, 58, 0.06);
    margin-bottom: 20px;
}

.profile-code {
    font-size: 38px;
    font-weight: 950;
    letter-spacing: -1px;
}

.profile-pm1 { border-left: 7px solid var(--green); }
.profile-pm2 { border-left: 7px solid var(--blue); }
.profile-pm3 { border-left: 7px solid var(--violet); }
.profile-pm4 { border-left: 7px solid var(--amber); }
.profile-pmr { border-left: 7px solid var(--red); }
.profile-review { border-left: 7px solid #64748b; }

.domain-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
    margin: 16px 0;
}

.domain {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 15px;
    padding: 16px;
}

.domain .big {
    font-size: 15px;
    font-weight: 800;
    margin: 6px 0;
    padding: 4px 8px;
    border-radius: 6px;
    display: inline-block;
}

.badge {
    display: inline-flex;
    border-radius: 999px;
    padding: 4px 10px;
    background: var(--mint);
    color: var(--teal2);
    font-size: 11px;
    font-weight: 800;
}

.pill {
    display: inline-flex;
    padding: 4px 10px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 850;
    background: #edf1f5;
}

.pill.good { background: var(--greenbg); color: #1f7455; }
.pill.warn { background: var(--amberbg); color: #8a5609; }
.pill.bad { background: var(--redbg); color: #9b3434; }
.pill.info { background: #edf4ff; color: #2b5ca5; }

/* BIBLIOGRAPHY / SOURCES */
.source-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
    margin: 14px 0;
}

.source-card {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 15px;
    padding: 16px;
}

.source-card p {
    font-size: 12px;
    color: var(--muted);
}

.source-card a {
    font-size: 12px;
    font-weight: 800;
}

/* ROADMAP / FUTURE MODULES */
.roadmap-card {
    background: #f8fafc;
    border: 1px dashed var(--line);
    border-radius: 16px;
    padding: 18px;
    margin-top: 14px;
}

.roadmap-card h4 {
    color: var(--navy);
    margin-bottom: 6px;
}

.roadmap-card p {
    font-size: 12px;
    color: var(--muted);
    margin: 0;
}

.notice {
    padding: 14px 16px;
    border-radius: 13px;
    background: var(--amberbg);
    border: 1px solid #efd49a;
    color: #73480c;
    margin: 14px 0;
    font-size: 13px;
}

.notice.info { background: #edf5ff; border-color: #cbdffc; color: #244d7d; }
.notice.ok { background: var(--greenbg); border-color: #b9dfc5; color: #176445; }
.notice.danger { background: var(--redbg); border-color: #f0c0c0; color: #8a3030; }

/* FOOTER */
footer {
    margin-top: 40px;
    padding-top: 20px;
    border-top: 1px solid var(--line);
    font-size: 11px;
    color: var(--muted);
    text-align: center;
}

@media (max-width: 1100px) {
    .shell { grid-template-columns: 1fr; }
    aside { position: static; height: auto; border-right: 0; border-bottom: 1px solid var(--line); }
    .nav { grid-template-columns: repeat(3, 1fr); }
    .hero { grid-template-columns: 1fr; }
    .grid4, .domain-grid, .source-grid { grid-template-columns: repeat(2, 1fr); }
    .fields, .fields.four { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 680px) {
    .topbar { height: auto; flex-direction: column; padding: 14px; gap: 10px; }
    main { padding: 20px 14px 60px; }
    .nav { grid-template-columns: 1fr 1fr; }
    .grid4, .grid3, .grid2, .domain-grid, .source-grid, .fields, .fields.two, .fields.four { grid-template-columns: 1fr; }
}