:root { color-scheme: dark; --bg: #0d121d; --panel: #171e2a; --border: #283241; --text: #edf3fa; --muted: #a8b8c4; --accent: #00eaa0; }
* { box-sizing: border-box; }
body { margin: 0; min-height: 100dvh; display: flex; flex-direction: column; background: radial-gradient(ellipse at 15% 0, #00eaa010, transparent 50%), var(--bg); color: var(--text); font-family: "Segoe UI", Arial, sans-serif; font-size: 14px; line-height: 1.5; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
button, input, select { font: inherit; }
button { cursor: pointer; }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.account-header { min-height: 80px; display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 16px max(24px, calc((100vw - 1160px)/2)); border-bottom: 1px solid var(--border); background: #111723; }
.account-brand { display: flex; align-items: center; font-size: 21px; letter-spacing: -.6px; font-weight: 750; color: var(--text); white-space: nowrap; }
.account-brand:hover { text-decoration: none; }
.brand-mark { width: 37px; height: 37px; border: 1px solid #0e624f; background: #003e31; border-radius: 11px; display: grid; place-items: center; color: var(--accent); margin-right: 11px; }
.brand-mark svg { width: 24px; height: 24px; }
.accent { color: var(--accent); }
.account-nav { display: flex; align-items: center; gap: 24px; font-size: 13px; }
.account-nav > a { color: var(--muted); }
.account-nav a[aria-current] { color: var(--accent); }
.account-nav form { margin: 0; }
.account-main { width: min(1160px, 100%); padding: 48px 24px 64px; margin: auto; flex: 1; }
.account-footer { border-top: 1px solid var(--border); padding: 22px 32px; color: #8495a7; font-size: 12px; display: flex; justify-content: space-between; gap: 12px; }
.auth-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; padding: 12px 0 20px; }
.eyebrow { font-family: Consolas, monospace; font-size: 11px; letter-spacing: 1.25px; font-weight: 700; color: var(--accent); display: inline-flex; align-items: center; gap: 9px; }
.status-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); }
h1, h2, p { margin-top: 0; }
h1 { font-size: 34px; letter-spacing: -1px; line-height: 1.15; margin-bottom: 16px; }
h2 { font-size: 20px; letter-spacing: -.4px; line-height: 1.3; margin: 12px 0; }
.auth-intro h1 { font-size: 64px; letter-spacing: -2.5px; line-height: 1.07; margin: 25px 0 24px; }
.auth-intro > p { color: var(--muted); font-size: 17px; max-width: 420px; line-height: 1.7; }
.intro-points { margin-top: 35px; max-width: 430px; }
.intro-points > div { display: flex; gap: 20px; margin-bottom: 23px; }
.intro-points > div > span { font-family: Consolas, monospace; color: var(--accent); background: #09372f; border-radius: 8px; align-self: flex-start; padding: 8px; font-size: 11px; }
.intro-points p { color: var(--muted); font-size: 13px; margin: 0; }
.intro-points strong { display: block; color: var(--text); font-weight: 600; margin-bottom: 3px; }
.account-card { background: var(--panel); border: 1px solid var(--border); border-radius: 15px; padding: 27px; box-shadow: 0 10px 25px #0000000d; }
.auth-card { padding: 34px; }
.auth-card h2 { font-size: 27px; margin: 12px 0 10px; }
.muted { color: var(--muted); line-height: 1.6; }
.field-stack { display: grid; gap: 19px; margin-top: 25px; }
.field { display: grid; gap: 8px; }
label { font-size: 12px; font-weight: 600; color: #c9d6df; }
input:not([type=checkbox]), select { background: #0c1320; color: var(--text); border: 1px solid #344154; border-radius: 8px; min-height: 45px; width: 100%; padding: 10px 12px; }
input::placeholder { color: #718496; }
input:focus, select:focus { border-color: var(--accent); }
small { font-size: 11px; color: var(--muted); line-height: 1.6; }
.check-field { display: flex; gap: 9px; align-items: center; }
.check-field input { accent-color: var(--accent); width: 15px; height: 15px; }
.button { min-height: 43px; display: inline-flex; align-items: center; justify-content: center; gap: 14px; padding: 10px 18px; border: 1px solid transparent; border-radius: 8px; font-weight: 650; font-size: 13px; text-decoration: none; white-space: nowrap; }
.button:hover { text-decoration: none; filter: brightness(1.1); }
.primary { background: var(--accent); color: #00261b; box-shadow: 0 3px 15px #00eaa017; }
.secondary { background: #222e3d; border-color: #344154; color: var(--text); }
.full { width: 100%; }
.compact { min-height: 37px; padding: 7px 14px; }
.auth-switch { text-align: center; font-size: 13px; margin: 25px 0; }
.preview-link { border-top: 1px solid var(--border); padding-top: 20px; text-align: center; display: grid; gap: 8px; font-size: 12px; }
.notice { border: 1px solid #165943; background: #103b2d; color: #a7f3d0; border-radius: 10px; padding: 15px 18px; margin-bottom: 25px; font-size: 13px; }
.notice.error { border-color: #884d51; background: #3d2029; color: #fecdd3; }
.notice ul { padding-left: 20px; margin: 7px 0 0; }
.page-heading { display: flex; align-items: center; justify-content: space-between; margin-bottom: 28px; gap: 25px; }
.page-heading h1 { margin-top: 13px; }
.page-heading p { margin-bottom: 0; }
.count-badge { display: grid; text-align: center; padding: 12px 25px; border: 1px solid var(--border); border-radius: 12px; background: var(--panel); min-width: 130px; }
.count-badge strong { font-size: 28px; color: var(--accent); }
.count-badge span { font-size: 11px; color: var(--muted); }
.account-tabs { border-bottom: 1px solid var(--border); margin-bottom: 27px; }
.account-tabs span { display: inline-block; border-bottom: 2px solid var(--accent); padding: 12px 3px; color: var(--accent); font-weight: 650; font-size: 13px; }
.books-grid { display: grid; grid-template-columns: minmax(0, 1fr) 335px; gap: 26px; }
.book-card { display: flex; align-items: center; gap: 17px; margin-bottom: 15px; padding: 24px; }
.book-avatar { flex-shrink: 0; display: grid; place-items: center; width: 45px; height: 45px; color: var(--accent); background: #0b3b32; border: 1px solid #145645; border-radius: 11px; font-size: 26px; }
.book-copy { flex: 1; min-width: 0; }
.book-copy h2 { margin: 0 0 8px; font-size: 17px; overflow-wrap: anywhere; }
.book-copy p { display: flex; gap: 10px; align-items: center; margin: 0; font-size: 11px; }
.role-badge { background: #293646; color: #c5d5e2; padding: 2px 8px; border-radius: 4px; font-size: 10px; }
.empty-books { text-align: center; padding: 65px 30px; min-height: 270px; }
.empty-icon { font-size: 35px; color: var(--accent); display: block; margin-bottom: 20px; }
.empty-books h2 { font-size: 21px; }
.empty-books p { max-width: 310px; margin: 12px auto 0; }
.create-book h2 { margin-top: 14px; }
.create-book p { font-size: 13px; }
.storage-note { color: #8295a7; font-size: 11px; line-height: 1.7; padding: 4px 13px; margin-top: 18px; }
.password-card { max-width: 510px; margin: 25px auto; }
.password-card h1 { font-size: 27px; margin-top: 16px; }
.pagination { display: flex; align-items: center; justify-content: center; gap: 20px; color: var(--muted); margin-top: 25px; font-size: 12px; }
.registration-details { display: grid; grid-template-columns: 90px minmax(0, 1fr); gap: 12px; font-size: 12px; margin: 24px 0; padding: 20px 0; border-block: 1px solid var(--border); }
.registration-details dt { color: var(--muted); }.registration-details dd { margin: 0; overflow-wrap: anywhere; }.small-status-copy { font-size: 11px; margin: 20px 0 0; }
@media (max-width: 900px) {
    .auth-grid { gap: 35px; }
    .auth-intro h1 { font-size: 49px; }
    .books-grid { grid-template-columns: minmax(0, 1fr) 290px; }
    .book-card { flex-wrap: wrap; }
    .book-card form { margin-left: auto; }
    .account-nav { gap: 14px; }
}
@media (max-width: 650px) {
    .account-header { padding: 15px 18px; align-items: flex-start; flex-wrap: wrap; gap: 15px; }
    .account-brand { font-size: 18px; }
    .account-nav { flex-wrap: wrap; font-size: 11px; gap: 15px; }
    .account-main { padding: 28px 18px 40px; }
    .auth-grid, .books-grid { grid-template-columns: 1fr; gap: 27px; }
    .auth-intro h1 { font-size: 42px; margin: 18px 0; }
    .auth-intro > p { font-size: 14px; margin-bottom: 0; }
    .intro-points { display: none; }
    .auth-card { padding: 25px; }
    .auth-card h2 { font-size: 23px; }
    .eyebrow { font-size: 10px; }
    .page-heading h1 { font-size: 29px; }
    .count-badge { min-width: 90px; padding: 8px 12px; }
    .account-footer { flex-direction: column; padding: 20px 18px; font-size: 10px; }
    .book-card { padding: 20px; gap: 12px; }
    .book-copy { min-width: 140px; }
    .book-card form { width: 100%; }
    .book-card button { width: 100%; }
    .password-card { margin: 0 auto; }
    .page-heading { gap: 10px; }
    .account-header .button { font-size: 11px; }
}