:root {
    --ink: #11110f;
    --ink-soft: #23231f;
    --paper: #f4f0e7;
    --paper-deep: #e6decf;
    --white: #fffef9;
    --amber: #f4b400;
    --red: #a4332c;
    --muted: #716f68;
    --line: rgba(17, 17, 15, .17);
    --shell: min(1180px, calc(100vw - 40px));
    color-scheme: light;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    background: var(--paper);
    color: var(--ink);
    font-family: "Inter", Arial, sans-serif;
    font-size: 16px;
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
}

a { color: inherit; }

button, input { font: inherit; }

button, a { -webkit-tap-highlight-color: transparent; }

img { display: block; max-width: 100%; }

.shell { width: var(--shell); margin-inline: auto; }
.narrow-shell { max-width: 720px; }

.site-header {
    position: relative;
    z-index: 10;
    background: var(--ink);
    color: var(--white);
    border-bottom: 1px solid rgba(255,255,255,.14);
}

.header-inner, .footer-inner {
    min-height: 76px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 11px;
    color: inherit;
    text-decoration: none;
    font-family: "Oswald", Impact, sans-serif;
    font-size: 17px;
    letter-spacing: .18em;
}

.brand-mark {
    width: 32px;
    height: 32px;
    display: inline-grid;
    place-items: center;
    border: 1px solid var(--amber);
    color: var(--amber);
    font-size: 17px;
    letter-spacing: 0;
    transform: rotate(-2deg);
}

.header-nav { display: flex; align-items: center; gap: 28px; }
.header-nav a, .link-button {
    color: #d8d5ce;
    background: transparent;
    border: 0;
    padding: 4px 0;
    text-decoration: none;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
}
.header-nav a:hover, .header-nav a:focus-visible, .link-button:hover, .link-button:focus-visible { color: var(--amber); }

.hero {
    overflow: hidden;
    background:
        radial-gradient(circle at 77% 22%, rgba(244,180,0,.11), transparent 23%),
        linear-gradient(135deg, #151513 0%, #0b0b0a 68%, #17150f 100%);
    color: var(--white);
    border-bottom: 1px solid #000;
}

.hero-grid {
    min-height: 710px;
    display: grid;
    grid-template-columns: 1.08fr .92fr;
    align-items: center;
    gap: 90px;
    padding-block: 88px 94px;
}

.eyebrow {
    margin: 0 0 18px;
    font-family: "DM Mono", monospace;
    font-size: 11px;
    font-weight: 500;
    letter-spacing: .19em;
    line-height: 1.3;
    text-transform: uppercase;
}

.eyebrow span {
    display: inline-block;
    padding-bottom: 7px;
    border-bottom: 2px solid var(--amber);
}

.hero h1, .case-hero h1, .auth-case-card h1, .mission-content h1 {
    margin: 0;
    font-family: "Oswald", Impact, sans-serif;
    font-weight: 600;
    letter-spacing: -.025em;
    line-height: .98;
    text-transform: uppercase;
}

.hero h1 { max-width: 720px; font-size: clamp(58px, 6.2vw, 94px); }
.hero h1 em { color: var(--amber); font-style: normal; }
.hero-lead { max-width: 600px; margin: 30px 0 0; color: #c7c4bc; font-size: 18px; line-height: 1.7; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 27px; margin-top: 35px; }

.button {
    min-height: 48px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 21px;
    border: 1px solid transparent;
    border-radius: 0;
    text-decoration: none;
    font-family: "DM Mono", monospace;
    font-size: 12px;
    font-weight: 500;
    letter-spacing: .08em;
    text-transform: uppercase;
    cursor: pointer;
    transition: transform .18s ease, background .18s ease, color .18s ease;
}

.button:hover, .button:focus-visible { transform: translateY(-2px); }
.button-primary { background: var(--amber); color: #0c0c0b; border-color: var(--amber); }
.button-primary:hover, .button-primary:focus-visible { background: #ffd151; border-color: #ffd151; }
.button-dark { background: var(--ink); color: var(--white); border-color: var(--ink); }
.button-dark:hover, .button-dark:focus-visible { background: var(--amber); color: var(--ink); border-color: var(--amber); }
.button-outline { background: transparent; border-color: rgba(255,255,255,.35); color: var(--white); }
.button-outline:hover, .button-outline:focus-visible { border-color: var(--amber); color: var(--amber); }
.button-wide { width: 100%; }

.text-link {
    color: inherit;
    text-decoration: none;
    font-size: 13px;
    font-weight: 700;
    border-bottom: 1px solid currentColor;
    padding-bottom: 3px;
}
.text-link:hover, .text-link:focus-visible { color: var(--amber); }

.trust-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
    max-width: 670px;
    margin: 65px 0 0;
    padding: 0;
    list-style: none;
    border-top: 1px solid rgba(255,255,255,.16);
}
.trust-list li { padding: 20px 20px 0 0; }
.trust-list strong { display: block; margin-bottom: 4px; color: var(--amber); font-family: "DM Mono", monospace; font-size: 11px; letter-spacing: .14em; text-transform: uppercase; }
.trust-list span { color: #8e8b84; font-size: 12px; }

.hero-dossier { position: relative; min-height: 510px; display: grid; place-items: center; }
.paper-shadow { position: absolute; width: 350px; height: 470px; background: #d8d2c7; box-shadow: 0 35px 70px rgba(0,0,0,.4); }
.paper-one { transform: rotate(7deg) translate(25px, 12px); opacity: .36; }
.paper-two { transform: rotate(-4deg) translate(-15px, 10px); background: #f6f2e8; opacity: .5; }
.folder-card {
    position: relative;
    width: min(380px, 85vw);
    min-height: 490px;
    padding: 54px 42px 36px;
    color: #2a241b;
    background:
        linear-gradient(rgba(255,255,255,.08), rgba(0,0,0,.04)),
        #b7945e;
    box-shadow: 0 45px 90px rgba(0,0,0,.48);
    transform: rotate(1.5deg);
}
.folder-card::after { content: ""; position: absolute; inset: 0; border: 1px solid rgba(60,43,24,.25); pointer-events: none; }
.folder-tab { position: absolute; top: -22px; left: 0; width: 150px; height: 23px; padding: 5px 14px 0; background: #b7945e; font-family: "DM Mono", monospace; font-size: 9px; letter-spacing: .16em; }
.folder-code { margin: 0; font-family: "DM Mono", monospace; font-size: 12px; letter-spacing: .17em; }
.folder-rule { height: 1px; margin: 18px 0 28px; background: rgba(45,35,25,.36); }
.folder-title { margin: 0; font-family: "Oswald", Impact, sans-serif; font-size: 39px; font-weight: 700; line-height: 1.02; letter-spacing: -.02em; }
.folder-meta { display: flex; gap: 18px; margin-top: 25px; font-family: "DM Mono", monospace; font-size: 8px; letter-spacing: .12em; text-transform: uppercase; }
.confidential { position: absolute; left: 38px; bottom: 55px; padding: 6px 12px 5px; border: 4px double var(--red); color: var(--red); font-family: "Oswald", Impact, sans-serif; font-size: 31px; font-weight: 700; letter-spacing: .08em; line-height: 1; transform: rotate(-8deg); opacity: .9; }
.paperclip { position: absolute; right: 30px; top: -27px; width: 19px; height: 78px; border: 3px solid #bbb9b2; border-radius: 12px; transform: rotate(6deg); box-shadow: inset 0 0 0 2px rgba(255,255,255,.3); }

.process-strip { background: var(--amber); color: var(--ink); }
.process-inner { min-height: 55px; display: flex; align-items: center; justify-content: center; gap: 26px; font-family: "DM Mono", monospace; font-size: 10px; font-weight: 500; letter-spacing: .14em; text-transform: uppercase; }
.process-inner b { font-size: 15px; }

.catalogue-section { padding: 105px 0 125px; }
.section-heading { display: grid; grid-template-columns: 1fr minmax(280px, 440px); gap: 70px; align-items: end; margin-bottom: 58px; }
.section-heading h2, .principle-grid h2, .auth-panel h2, .mission-heading h2, .help-card h2, .discovery-card h2, .message-card h1 {
    margin: 0;
    font-family: "Oswald", Impact, sans-serif;
    font-size: clamp(38px, 4vw, 58px);
    font-weight: 600;
    line-height: 1.06;
    letter-spacing: -.02em;
    text-transform: uppercase;
}
.section-heading > p { margin: 0 0 3px; color: var(--muted); line-height: 1.7; }

.book-grid { display: grid; grid-template-columns: 1fr; gap: 30px; }
.book-card { display: grid; grid-template-columns: minmax(250px, 345px) 1fr; gap: 0; background: #ebe5da; border: 1px solid var(--line); box-shadow: 0 22px 50px rgba(45,36,24,.07); }
.book-cover-link { position: relative; display: block; overflow: hidden; background: #111; }
.book-cover-image { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease, filter .5s ease; }
.book-cover-link:hover .book-cover-image, .book-cover-link:focus-visible .book-cover-image { transform: scale(1.025); filter: brightness(1.08); }
.amazon-corner { position: absolute; right: 0; bottom: 0; padding: 10px 13px; background: var(--amber); color: var(--ink); font-family: "DM Mono", monospace; font-size: 9px; font-weight: 500; letter-spacing: .12em; }
.book-details { padding: clamp(36px, 6vw, 76px); display: flex; flex-direction: column; align-items: flex-start; justify-content: center; }
.case-label { margin: 0 0 16px; color: #8b6b19; font-family: "DM Mono", monospace; font-size: 11px; font-weight: 500; letter-spacing: .16em; text-transform: uppercase; }
.book-details h3 { max-width: 670px; margin: 0; font-family: "Oswald", Impact, sans-serif; font-size: clamp(42px, 5vw, 70px); line-height: .98; text-transform: uppercase; }
.book-details > p { max-width: 630px; color: var(--muted); font-size: 17px; }
.book-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 25px; margin-top: 24px; }
.book-details .demo-note { margin-top: 27px; font-family: "DM Mono", monospace; font-size: 10px; line-height: 1.5; }

.principle-section { padding: 95px 0; background: var(--ink); color: var(--white); }
.principle-grid { display: grid; grid-template-columns: 110px 1fr minmax(280px, 390px); align-items: start; gap: 50px; }
.principle-number { color: var(--amber); font-family: "DM Mono", monospace; font-size: 13px; border-top: 1px solid var(--amber); padding-top: 12px; }
.principle-grid p { margin: 36px 0 0; color: #a7a39a; line-height: 1.8; }

.site-footer { background: #080807; color: #aaa69d; }
.footer-inner { min-height: 180px; align-items: flex-start; padding-block: 47px; }
.brand-footer { color: var(--white); }
.footer-inner p { max-width: 420px; margin: 14px 0 0; font-size: 12px; }
.footer-note { text-align: right; }

.auth-section { min-height: calc(100vh - 76px); background: var(--ink); color: var(--white); }
.auth-grid { min-height: 710px; display: grid; grid-template-columns: .9fr 1.1fr; align-items: stretch; }
.auth-case-card { padding: 90px 70px; display: flex; flex-direction: column; justify-content: center; background: radial-gradient(circle at 20% 20%, rgba(244,180,0,.13), transparent 27%), #0d0d0c; border-right: 1px solid rgba(255,255,255,.12); }
.auth-case-card h1 { max-width: 450px; font-size: clamp(50px, 5vw, 76px); }
.auth-case-card > p:not(.case-label) { color: #aaa69d; max-width: 430px; font-size: 16px; }
.mini-progress { display: flex; gap: 8px; margin-top: 42px; }
.mini-progress span { width: 31px; height: 31px; display: grid; place-items: center; border: 1px solid rgba(255,255,255,.2); color: #8d8980; font-family: "DM Mono", monospace; font-size: 9px; }
.mini-progress span:first-child { border-color: var(--amber); color: var(--amber); }
.auth-panel { padding: 90px clamp(40px, 8vw, 110px); display: flex; flex-direction: column; justify-content: center; background: var(--paper); color: var(--ink); }
.auth-panel > p:not(.eyebrow) { max-width: 530px; color: var(--muted); line-height: 1.75; }
.stack-form { max-width: 540px; margin-top: 28px; }
.stack-form label, .answer-form label { display: block; margin-bottom: 9px; font-family: "DM Mono", monospace; font-size: 10px; font-weight: 500; letter-spacing: .13em; text-transform: uppercase; }
.stack-form input, .answer-form input { width: 100%; min-height: 56px; padding: 15px 17px; color: var(--ink); background: var(--white); border: 1px solid #bcb5a9; border-radius: 0; outline: none; }
.stack-form input:focus, .answer-form input:focus { border-color: var(--amber); box-shadow: 0 0 0 3px rgba(244,180,0,.2); }
.stack-form .button { margin-top: 14px; }
.auth-panel .privacy-copy { max-width: 540px; margin-top: 19px; font-size: 11px; }

.message-section { min-height: 620px; display: grid; align-items: center; padding: 90px 0; background: linear-gradient(145deg, var(--paper), #e9e1d3); }
.message-card { padding: clamp(38px, 8vw, 75px); background: var(--white); border: 1px solid var(--line); box-shadow: 0 30px 80px rgba(45,36,24,.09); }
.message-card > p:not(.eyebrow) { color: var(--muted); font-size: 17px; line-height: 1.7; }
.message-icon { width: 52px; height: 52px; display: grid; place-items: center; margin-bottom: 32px; color: var(--ink); background: var(--amber); font-family: "DM Mono", monospace; font-size: 20px; }
.message-card .subtle-copy { font-size: 12px !important; }
.message-card code { color: var(--ink); background: #eee9df; padding: 2px 4px; }
.error-card .message-icon { background: var(--red); color: var(--white); }

.case-hero { background: radial-gradient(circle at 82% 20%, color-mix(in srgb, var(--case-accent) 20%, transparent), transparent 22%), var(--ink); color: var(--white); }
.case-hero-grid { min-height: 415px; display: grid; grid-template-columns: 1fr auto; gap: 60px; align-items: center; }
.case-hero h1 { max-width: 820px; font-size: clamp(56px, 7vw, 96px); }
.case-hero p:not(.eyebrow) { color: #aaa69d; font-size: 17px; }
.case-hero .eyebrow span { border-color: var(--case-accent); }
.progress-dial { width: 180px; height: 180px; padding: 8px; border-radius: 50%; background: conic-gradient(var(--case-accent) var(--progress), rgba(255,255,255,.12) 0); }
.progress-dial > div { width: 100%; height: 100%; display: grid; grid-template-columns: auto auto; place-content: center; align-items: center; gap: 10px; border-radius: 50%; background: var(--ink); }
.progress-dial strong { font-family: "Oswald", Impact, sans-serif; font-size: 47px; line-height: 1; }
.progress-dial span { color: #96928a; font-family: "DM Mono", monospace; font-size: 8px; line-height: 1.4; letter-spacing: .08em; text-transform: uppercase; }

.mission-section { padding: 90px 0 125px; }
.mission-shell { max-width: 980px; }
.mission-heading { margin-bottom: 42px; }
.mission-list { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.mission-row { min-height: 104px; display: grid; grid-template-columns: 85px 1fr auto; align-items: center; gap: 24px; border-bottom: 1px solid var(--line); }
.mission-index { color: #9e988e; font-family: "DM Mono", monospace; font-size: 12px; }
.mission-copy span { color: var(--muted); font-family: "DM Mono", monospace; font-size: 9px; letter-spacing: .12em; text-transform: uppercase; }
.mission-copy h3 { margin: 4px 0 0; font-family: "Oswald", Impact, sans-serif; font-size: 26px; font-weight: 600; text-transform: uppercase; }
.mission-status a { text-decoration: none; font-family: "DM Mono", monospace; font-size: 10px; font-weight: 500; letter-spacing: .1em; text-transform: uppercase; }
.mission-status a:hover, .mission-status a:focus-visible { color: #9b7410; }
.mission-row.is-active { background: color-mix(in srgb, var(--amber) 8%, transparent); }
.mission-row.is-active .mission-index, .mission-row.is-active .mission-copy span { color: #8b6b19; }
.mission-row.is-locked { opacity: .48; }
.lock-icon { width: 27px; height: 27px; display: grid; place-items: center; border: 1px solid currentColor; border-radius: 50%; font-family: "DM Mono", monospace; font-size: 11px; }
.finale-row { min-height: 130px; display: flex; align-items: center; justify-content: space-between; gap: 30px; margin-top: 34px; padding: 28px 32px; color: var(--white); background: var(--ink); border-top: 5px solid var(--amber); }
.finale-row > div > span { color: var(--amber); font-family: "DM Mono", monospace; font-size: 9px; letter-spacing: .14em; text-transform: uppercase; }
.finale-row h3 { margin: 5px 0 0; font-family: "Oswald", Impact, sans-serif; font-size: 32px; text-transform: uppercase; }
.finale-row.is-locked { opacity: .55; border-color: #77736c; }

.mission-page { min-height: 800px; padding: 45px 0 115px; background: var(--ink); color: var(--white); }
.case-theme-cf01 { --case-accent: #f4b400; }
.progress-0 { --progress: 0%; }
.progress-11 { --progress: 11%; }
.progress-22 { --progress: 22%; }
.progress-33 { --progress: 33%; }
.progress-44 { --progress: 44%; }
.progress-56 { --progress: 56%; }
.progress-67 { --progress: 67%; }
.progress-78 { --progress: 78%; }
.progress-89 { --progress: 89%; }
.progress-100 { --progress: 100%; }
.mission-page-shell { max-width: 1040px; }
.back-link { display: inline-flex; gap: 8px; margin-bottom: 54px; color: #a29e95; text-decoration: none; font-family: "DM Mono", monospace; font-size: 10px; letter-spacing: .09em; text-transform: uppercase; }
.back-link:hover, .back-link:focus-visible { color: var(--case-accent); }
.mission-page-grid { display: grid; grid-template-columns: 105px 1fr; gap: 58px; }
.mission-rail { color: #8b877f; font-family: "DM Mono", monospace; }
.mission-rail p { margin: 0; font-size: 9px; letter-spacing: .15em; }
.mission-rail > strong { display: block; color: var(--case-accent); font-family: "Oswald", Impact, sans-serif; font-size: 64px; line-height: 1.1; }
.vertical-rule { width: 2px; height: 170px; margin: 24px 0 17px 18px; background: rgba(255,255,255,.12); }
.vertical-rule span { display: block; width: 100%; height: var(--progress); background: var(--case-accent); }
.mission-rail small { font-size: 8px; line-height: 1.5; }
.mission-content h1 { max-width: 800px; font-size: clamp(52px, 7vw, 88px); }
.mission-content .eyebrow span { border-color: var(--case-accent); }
.mission-brief { max-width: 820px; margin-top: 45px; padding: 25px 0 25px 25px; border-left: 3px solid var(--case-accent); background: rgba(255,255,255,.035); }
.mission-brief span { color: var(--case-accent); font-family: "DM Mono", monospace; font-size: 9px; letter-spacing: .14em; text-transform: uppercase; }
.mission-brief p { margin: 8px 25px 0 0; color: #cbc7bf; font-size: 17px; line-height: 1.75; }
.answer-form { max-width: 820px; margin-top: 50px; }
.answer-row { display: grid; grid-template-columns: 1fr auto; gap: 12px; }
.answer-form input { min-height: 52px; background: #1a1a18; color: var(--white); border-color: rgba(255,255,255,.25); }
.help-card { max-width: 820px; display: grid; grid-template-columns: 1fr auto; gap: 40px; align-items: end; margin-top: 55px; padding-top: 40px; border-top: 1px solid rgba(255,255,255,.14); }
.help-card h2 { font-size: 30px; }
.help-card > div > p:not(.eyebrow) { max-width: 590px; color: #928e86; font-size: 13px; }
.help-actions { display: flex; gap: 9px; flex-wrap: wrap; justify-content: flex-end; }
.alert { max-width: 820px; margin-top: 35px; padding: 18px 22px; border-left: 4px solid #8f8b82; background: rgba(255,255,255,.06); }
.alert strong { display: block; margin-bottom: 6px; color: var(--case-accent); font-family: "DM Mono", monospace; font-size: 10px; letter-spacing: .12em; text-transform: uppercase; }
.alert p { margin: 0; color: #d5d1ca; }
.alert-success { border-color: #65b981; }
.alert-retry { border-color: #b56258; }
.alert-assistance { border-color: var(--case-accent); }
.discovery-card { max-width: 820px; margin-top: 48px; padding: 36px; color: var(--ink); background: var(--paper); border-top: 7px solid var(--case-accent); }
.discovery-card h2 { font-size: clamp(36px, 5vw, 54px); }
.discovery-card > p:not(.eyebrow) { color: var(--muted); font-size: 17px; line-height: 1.75; }
.discovery-card img { width: 100%; margin-top: 28px; border: 1px solid rgba(17,17,15,.2); }
.carry-forward { margin-top: 25px; padding: 17px 19px; background: #dfd7c8; border-left: 3px solid var(--case-accent); }
.carry-forward strong { font-family: "DM Mono", monospace; font-size: 9px; letter-spacing: .13em; text-transform: uppercase; }
.carry-forward p { margin: 5px 0 0; }
.finale-content { max-width: 850px; margin-inline: auto; }
.finale-content > h1 { margin: 0; font-family: "Oswald", Impact, sans-serif; font-size: clamp(62px, 9vw, 115px); line-height: .95; text-transform: uppercase; }
.final-reveal { margin-top: 48px; padding: clamp(30px, 6vw, 62px); color: var(--ink); background: var(--paper); border-top: 8px solid var(--case-accent); }
.final-reveal h2 { margin: 0; font-family: "Oswald", Impact, sans-serif; font-size: clamp(39px, 6vw, 67px); line-height: 1; text-transform: uppercase; }
.final-reveal > p:not(.eyebrow) { color: var(--muted); font-size: 18px; line-height: 1.8; }
.final-reveal .series-hook { margin-top: 32px; padding-top: 22px; border-top: 1px solid var(--line); font-family: "DM Mono", monospace; font-size: 11px !important; letter-spacing: .08em; text-transform: uppercase; }

@media (max-width: 900px) {
    .hero-grid { grid-template-columns: 1fr; gap: 70px; padding-top: 70px; }
    .hero-dossier { min-height: 540px; }
    .section-heading, .principle-grid, .auth-grid { grid-template-columns: 1fr; }
    .principle-grid { gap: 20px; }
    .principle-grid p { margin-top: 12px; }
    .auth-case-card { border-right: 0; border-bottom: 1px solid rgba(255,255,255,.12); }
    .auth-grid { width: 100%; }
    .case-hero-grid { grid-template-columns: 1fr; padding-block: 70px; }
    .progress-dial { width: 145px; height: 145px; }
    .help-card { grid-template-columns: 1fr; }
    .help-actions { justify-content: flex-start; }
}

@media (max-width: 680px) {
    :root { --shell: min(100% - 28px, 1180px); }
    .header-inner { min-height: 66px; }
    .header-nav > a:first-child { display: none; }
    .header-nav { gap: 15px; }
    .hero-grid { min-height: auto; padding-block: 60px 75px; }
    .hero h1 { font-size: clamp(48px, 15vw, 68px); }
    .hero-lead { font-size: 16px; }
    .trust-list { grid-template-columns: 1fr; margin-top: 45px; }
    .trust-list li { border-bottom: 1px solid rgba(255,255,255,.1); padding-bottom: 15px; }
    .hero-dossier { min-height: 480px; }
    .folder-card { min-height: 445px; padding-inline: 31px; }
    .folder-title { font-size: 34px; }
    .confidential { left: 27px; font-size: 27px; }
    .paper-shadow { width: 81vw; height: 430px; }
    .process-inner { flex-wrap: wrap; gap: 9px 15px; padding-block: 13px; }
    .catalogue-section { padding-block: 75px 90px; }
    .section-heading { gap: 20px; margin-bottom: 40px; }
    .book-card { grid-template-columns: 1fr; }
    .book-cover-link { max-height: 610px; }
    .book-details { padding: 35px 27px 42px; }
    .principle-section { padding-block: 70px; }
    .footer-inner { min-height: 220px; flex-direction: column; }
    .footer-note { text-align: left; }
    .auth-case-card, .auth-panel { padding: 60px 25px; }
    .mini-progress { gap: 4px; }
    .mini-progress span { width: 27px; height: 27px; }
    .case-hero h1 { font-size: 54px; }
    .mission-section { padding-block: 65px 90px; }
    .mission-row { grid-template-columns: 40px 1fr auto; gap: 12px; min-height: 92px; }
    .finale-row { align-items: flex-start; flex-direction: column; }
    .mission-copy h3 { font-size: 20px; }
    .mission-status a { font-size: 0; }
    .mission-status a span { font-size: 18px; }
    .mission-page { padding-top: 32px; }
    .mission-page-grid { grid-template-columns: 1fr; gap: 20px; }
    .mission-rail { display: flex; align-items: center; gap: 12px; }
    .mission-rail > strong { font-size: 46px; }
    .vertical-rule { flex: 1; height: 2px; margin: 0; }
    .vertical-rule span { height: 100% !important; width: var(--progress, 0); }
    .mission-content h1 { font-size: 50px; }
    .answer-row { grid-template-columns: 1fr; }
    .answer-row .button { width: 100%; }
    .discovery-card { padding: 25px 20px; }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { transition-duration: .01ms !important; }
}