:root {
    --color-primary: #0d6efd;
    --color-primary-hover: #0a58ca;
    --color-tools: #084298;
    --color-tools-hover: #063575;
    --color-success: #198754;
    --color-success-hover: #146c43;
    --color-danger: #dc3545;
    --color-danger-hover: #b02a37;
    --color-warning: #d99a00;
    --color-warning-hover: #b78000;
    --color-info: #58758c;
    --color-info-hover: #466275;
    --color-secondary: #747d85;
    --color-secondary-hover: #5e666d;
    --color-page-bg: #f1f1f1;
    --color-surface: #ffffff;
    --color-soft: #f7f9fb;
    --color-input-bg: #ffffff;
    --color-border: #d7dadd;
    --color-border-strong: #aeb4ba;
    --color-text: #171717;
    --color-muted: #5d6670;
    --color-link: #075fd8;
    color-scheme: light;
    font-family: Arial, Helvetica, sans-serif;
    font-size: 14px;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

html {
    min-width: 320px;
    max-width: 100%;
    overflow-x: hidden;
    background: var(--color-page-bg);
}

body {
    min-height: 100vh;
    max-width: 100%;
    margin: 0;
    padding: 0;
    overflow-x: hidden;
    color: var(--color-text);
    background: var(--color-page-bg);
    font-size: 14px;
    line-height: 1.45;
}

a { color: var(--color-link); }

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 2px solid rgb(13 110 253 / 45%);
    outline-offset: 2px;
}

.app-frame {
    display: flex;
    flex-direction: column;
    width: min(1220px, 100%);
    min-height: 550px;
    margin: 0 auto;
    overflow: hidden;
    border: 1px solid #65a8e8;
    border-radius: 8px;
    background: var(--color-surface);
    box-shadow: 0 3px 14px rgb(31 91 143 / 24%);
}

.site-header {
    padding: 10px 26px 0;
    background: var(--color-surface);
}

.site-header__user-row {
    display: flex;
    min-height: 30px;
    align-items: flex-start;
    justify-content: space-between;
}

.site-header--admin,
.site-header--reader {
    position: relative;
    padding-top: 10px;
}

.site-header--admin .site-header__user-row,
.site-header--reader .site-header__user-row {
    min-height: 30px;
    align-items: flex-start;
    justify-content: flex-start;
}

.site-header--admin .session-summary,
.site-header--reader .session-summary {
    position: absolute;
    top: 10px;
    right: 26px;
}

.site-header__app-title {
    color: var(--color-primary);
    font-size: 24px;
    font-weight: 700;
    line-height: 30px;
}

.site-header--admin .site-nav,
.site-header--reader .site-nav {
    padding-top: 13px;
    padding-right: 230px;
}

.session-summary {
    display: grid;
    min-width: 210px;
    justify-items: stretch;
    text-align: right;
}

.session-summary strong { font-size: 14px; }

.session-summary small {
    margin-top: 2px;
    color: var(--color-muted);
    font-size: 11px;
}

.session-summary form { margin: 5px 0 0; }
.session-summary__logout { width: 100%; }

.site-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
    padding: 10px 0 14px;
    border-bottom: 1px solid var(--color-border);
}

.site-nav > a {
    display: inline-flex;
    min-width: 112px;
    min-height: 30px;
    flex: 0 1 132px;
    align-items: center;
    justify-content: center;
    padding: 4px 12px;
    border-radius: 4px;
    color: #fff;
    background: var(--color-primary);
    font-size: 14px;
    font-weight: 700;
    line-height: 1.15;
    text-decoration: none;
}

.site-nav > a:hover { background: var(--color-primary-hover); }

.site-nav--header-only {
    min-height: 14px;
    padding: 0 0 14px;
}

.admin-footer-area {
    display: flex;
    gap: 14px;
    align-items: center;
    margin: 0 26px;
    padding: 14px 0;
    border-top: 1px solid var(--color-border);
}

.admin-secondary-nav {
    display: grid;
    width: min(100%, 412px);
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
    margin: 0;
    padding: 0;
}

.admin-secondary-nav > a {
    display: inline-flex;
    width: 100%;
    min-width: 0;
    min-height: 30px;
    align-items: center;
    justify-content: center;
    padding: 4px 12px;
    border-radius: 4px;
    color: #fff;
    background: var(--color-primary);
    font-size: 14px;
    font-weight: 700;
    line-height: 1.15;
    text-decoration: none;
}

.admin-secondary-nav > a:hover { background: var(--color-primary-hover); }

.app-content {
    display: flex;
    flex: 0 0 auto;
    flex-direction: column;
}

.app-frame--login .app-content {
    flex: 1 1 auto;
    justify-content: center;
}

.page-shell {
    width: 100%;
    margin: 0;
    padding: 20px 26px;
}

.page-shell--auth,
.page-shell--form {
    display: flex;
    justify-content: center;
}

.page-shell--content { display: block; }

.mail-template-list { display: grid; gap: 12px; margin-top: 20px; }
.mail-template-item { display: flex; align-items: center; justify-content: space-between; gap: 18px; padding: 16px; border: 1px solid #d8e2ee; border-radius: 8px; }
.mail-template-item p { margin: 3px 0; }
.mail-template-summary strong { font-size: 17px; }
.mail-template-subject { font-size: calc(1em + 2pt); }
.mail-template-inactive { color: #9b281e; font-weight: 700; margin-left: 8px; }
.mail-variables { padding: 14px 18px; background: #f4f7fb; border-radius: 8px; }
.mail-variables h2 { margin-top: 0; font-size: 17px; }
.mail-variables ul { margin-bottom: 0; }
.mail-variables li { margin: 5px 0; }
.mail-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.mail-preview { display: block; width: 100%; min-height: 430px; border: 1px solid #d8e2ee; background: #fff; }
@media (max-width: 650px) { .mail-template-item { align-items: flex-start; flex-direction: column; } }

.page-shell--login { padding: 10px 26px; }

.panel {
    width: min(100%, 720px);
    padding: 20px;
    border: 1px solid var(--color-border);
    border-radius: 7px;
    background: var(--color-surface);
    box-shadow: 0 1px 4px rgb(0 0 0 / 7%);
}

.panel--welcome {
    width: 100%;
    text-align: left;
}

.auth-card { width: min(100%, 520px); }
.form-card { width: min(100%, 1040px); }

.login-window {
    display: flex;
    width: min(100%, 800px);
    min-height: 400px;
    flex-direction: column;
    overflow: hidden;
    border: 1px solid var(--color-border-strong);
    border-radius: 8px;
    background: var(--color-surface);
    box-shadow: 0 4px 12px rgb(0 0 0 / 18%);
}

.login-window__title {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    padding: 11px 18px;
    border-bottom: 1px solid #c8c8c8;
    color: var(--color-primary);
    background: #dddddd;
    font-size: 14px;
    font-weight: 700;
    text-align: center;
}

.login-window__heading { grid-column: 2; }

.login-window__version {
    grid-column: 3;
    justify-self: end;
    font-size: 10px;
    font-weight: 400;
}

.login-window__body {
    display: flex;
    min-height: 356px;
    flex: 1 0 auto;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.auth-card--login {
    display: flex;
    width: min(100%, 440px);
    min-height: 330px;
    flex-direction: column;
    justify-content: center;
    padding: 28px;
}

.login-identification {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-bottom: 12px;
}

.login-identification img {
    width: 32px;
    height: 32px;
}

.login-identification h1 { margin: 0; }

.login-form { margin-top: 0; }

.auth-card--login .login-form .field,
.auth-card--login .login-form input { width: 100% !important; }

.auth-card--login .login-form input {
    border-color: #70aef0;
    background: #f7f7f7;
}

.auth-card--login .login-form > .button { justify-self: center; }

.auth-card--login .auth-links {
    justify-content: center;
    text-align: center;
}

.auth-card--login .secondary-action { text-align: center; }

.auth-card--login .secondary-action .form { text-align: left; }

.panel--wide,
.content-stack--wide,
.content-card { width: 100%; }

.content-stack {
    display: grid;
    gap: 16px;
    width: 100%;
    margin: 0;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    margin: 0 0 10px;
    font-size: 14px;
    font-weight: 700;
    line-height: 1.25;
}

p { margin: 0 0 10px; }

.eyebrow {
    margin: 0 0 4px;
    color: var(--color-primary);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.lead {
    max-width: 70ch;
    margin: 0 0 12px;
    color: var(--color-muted);
    font-size: 14px;
}

.lead--left,
.auth-card .lead,
.form-card .lead { margin-left: 0; }

.status,
.notice {
    margin: 12px 0;
    padding: 9px 11px;
    border: 1px solid var(--color-border);
    border-radius: 5px;
    background: var(--color-soft);
}

.notice--success {
    border-color: #78b78a;
    background: #eef9f1;
    color: #164d26;
}

.notice--error {
    border-color: #dfa0a6;
    background: #fff1f2;
    color: #7d151f;
}

.notice--warning {
    border-color: #d9b95f;
    background: #fff8e1;
    color: #624708;
}

.form {
    display: grid;
    gap: 12px;
    margin-top: 12px;
}

.form--compact {
    gap: 8px;
    margin-top: 8px;
}

.form--wide { width: 100%; }

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px 18px;
}

.form-grid--sender > .field:first-child { grid-column: 1 / -1; }

.form-grid--book {
    grid-template-columns: repeat(24, minmax(0, 1fr));
}

.book-form__section-title { grid-column: 1 / -1; margin: 4px 0 0; padding-bottom: 5px; border-bottom: 1px solid var(--color-border); font-size: 15px; }
.book-field--title { grid-column: span 18; }
.book-field--edition { grid-column: span 2; }
.book-field--publication { grid-column: span 4; }
.book-field--subtitle,
.book-field--amazon,
.book-field--tools,
.book-field--description { grid-column: 1 / -1; }
.book-field--isbn { grid-column: span 5; }
.book-field--pages { grid-column: span 4; }
.book-field--order { grid-column: span 3; }
.book-field--replacement { grid-column: span 12; }
.book-field--sales-state { grid-column: span 6; }
.book-field--price,
.book-field--presale-price { grid-column: span 4; }
.book-field--presale-from,
.book-field--available { grid-column: span 5; }
.book-field--toggle { grid-column: span 12; align-content: end; }
.form-grid--book .book-field--title input,
.form-grid--book .book-field--subtitle input,
.form-grid--book .book-field--amazon input,
.form-grid--book .book-field--description textarea { width: 100% !important; }
.form-grid--book .book-field--edition input,
.form-grid--book .book-field--order input { width: 64px !important; }
.form-grid--book .book-field--pages input { width: 92px !important; }
.form-grid--book .book-field--isbn input { width: 180px !important; }
.form-grid--book .book-field--sales-state select { width: min(100%, 230px) !important; }
.form-grid--book .book-field--price input,
.form-grid--book .book-field--presale-price input { width: 110px !important; }
.book-field--toggle .choice { min-height: 32px; align-items: center; padding: 6px 10px; border: 1px solid var(--color-border); border-radius: 4px; background: var(--color-soft); }
.book-field--toggle .choice input[type="checkbox"] { width: 14px !important; height: 14px !important; min-height: 14px; margin: 0; }
.book-field--tools .field-label { font-size: 13px; font-weight: 700; }

.field {
    display: grid;
    align-content: start;
    gap: 4px;
    justify-items: start;
}

.field--full { grid-column: 1 / -1; }

.field label,
.fieldset legend {
    font-size: 13px;
    font-weight: 700;
}

.field input,
.field select,
.field textarea {
    max-width: 100%;
    border: 1px solid var(--color-border-strong);
    border-radius: 4px;
    color: var(--color-text);
    background: var(--color-input-bg);
    font: inherit;
}

.field input,
.field select {
    height: 32px;
    min-height: 32px;
    padding: 4px 8px;
}

.field input:not([type="checkbox"]):not([type="radio"]):not([type="number"]):not([type="date"]):not([type="time"]):not([type="file"]),
.field select { width: min(100%, 320px); }

.field input[type="email"],
.field input[type="password"] { width: min(100%, 400px); }
.field input[type="number"] { width: min(100%, 110px); }
.field input[type="number"],
.numeric-cell { text-align: right; }
.field input[type="date"],
.field input[type="time"] { width: min(100%, 150px); }

.field input[type="file"] {
    width: min(100%, 480px);
    padding: 3px 6px;
}

.field input[maxlength="6"] { width: 90px !important; }
.field input[maxlength="20"] { width: 180px !important; }
.field input[maxlength="100"] { width: min(100%, 280px) !important; }
.field input[maxlength="150"] { width: min(100%, 360px) !important; }
.field input[maxlength="254"] { width: min(100%, 440px) !important; }

.field--full input:not([type="number"]),
.field--full select { width: min(100%, 640px); }

.field textarea {
    width: 100%;
    min-height: 78px;
    padding: 6px 8px;
    resize: vertical;
}

.field input:focus,
.field select:focus,
.field textarea:focus { border-color: var(--color-primary); }

.field-help,
.muted {
    color: var(--color-muted);
    font-size: 12px;
}

.field-error {
    margin: 0;
    color: #a31919;
    font-size: 12px;
    font-weight: 700;
}

.visually-hidden {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

.fieldset {
    display: grid;
    gap: 8px;
    margin: 0;
    padding: 10px;
    border: 1px solid var(--color-border);
    border-radius: 5px;
}

.relationship-grid {
    display: grid;
    grid-template-columns: minmax(240px, 1fr) minmax(320px, 1.2fr);
    gap: 18px;
    align-items: start;
}

.relationship-options {
    display: grid;
    gap: 8px;
}

.relationship-source input { width: min(100%, 440px) !important; }

.choice {
    display: flex;
    align-items: flex-start;
    gap: 7px;
}

.choice input {
    width: 15px;
    height: 15px;
    margin-top: 2px;
}

.button {
    display: inline-flex;
    min-height: 30px;
    width: fit-content;
    align-items: center;
    justify-content: center;
    padding: 4px 14px;
    border: 1px solid transparent;
    border-radius: 4px;
    color: #fff;
    font: inherit;
    font-size: 13px;
    font-weight: 700;
    line-height: 1.15;
    text-decoration: none;
    cursor: pointer;
}

.button--primary { background: var(--color-primary); }
.button--primary:hover { background: var(--color-primary-hover); }
.button--tools { background: var(--color-tools); }
.button--tools:hover { background: var(--color-tools-hover); }
.button--success { background: var(--color-success); }
.button--success:hover { background: var(--color-success-hover); }
.button--danger { background: var(--color-danger); }
.button--danger:hover { background: var(--color-danger-hover); }
.button--warning { background: var(--color-warning); }
.button--warning:hover { background: var(--color-warning-hover); }
.button--info { background: var(--color-info); }
.button--info:hover { background: var(--color-info-hover); }
.button--secondary,
.link-button { background: var(--color-secondary); }
.button--secondary:hover,
.link-button:hover { background: var(--color-secondary-hover); }

.button:disabled {
    cursor: not-allowed;
    opacity: 0.55;
}

.button-link { justify-self: start; }

.link-button {
    min-height: 30px;
    padding: 4px 14px;
    border: 0;
    border-radius: 4px;
    color: #fff;
    font: inherit;
    font-size: 13px;
    font-weight: 700;
    cursor: pointer;
}

.auth-links,
.action-links,
.filter-bar,
.action-grid {
    display: flex;
    flex-wrap: wrap;
    align-items: end;
    gap: 8px 10px;
    margin-top: 12px;
}

.auth-links { justify-content: space-between; }
.auth-links__register { font-weight: 700; }

.form-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

.form-actions--split { justify-content: space-between; }

.filter-bar {
    padding: 10px;
    border: 1px solid var(--color-border);
    border-radius: 5px;
    background: var(--color-soft);
}

.filter-bar .field { flex: 0 1 auto; }
.filter-bar .field input { width: min(100%, 240px); }

.secondary-action {
    margin-top: 14px;
    padding-top: 12px;
    border-top: 1px solid var(--color-border);
}

.secondary-action summary {
    color: var(--color-link);
    cursor: pointer;
}

.danger-link { color: var(--color-danger); }

.heading-row {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
}

.dashboard-page { padding-top: 16px; }

.dashboard-page .content-stack { gap: 14px; }

.dashboard-page .panel { padding: 16px; }

.dashboard-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.dashboard-toolbar .eyebrow { margin: 0; }

.dashboard-period {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 0;
}

.dashboard-period label {
    font-size: 13px;
    font-weight: 700;
}

.dashboard-period select {
    width: 155px;
    height: 32px;
    border: 1px solid var(--color-border-strong);
    border-radius: 4px;
    background: var(--color-input-bg);
    font: inherit;
}

.card-grid,
.library-list {
    display: grid;
    gap: 14px;
    margin-top: 14px;
}

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

.library-list { grid-template-columns: minmax(0, 1fr); }

.reader-course-entry {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    margin-top: 12px;
    padding: 16px 18px;
    border: 1px solid var(--color-primary);
    border-radius: 6px;
    background: var(--color-soft);
}

.reader-course-entry h1,
.reader-course-entry p { margin: 0; }
.reader-course-entry h1 { color: var(--color-primary); font-size: 16pt; }
.reader-course-entry p { margin-top: 4px; color: var(--color-muted); }
.reader-course-entry .button { flex: 0 0 auto; min-width: 145px; text-align: center; }

.library-card {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 14px;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    background: var(--color-surface);
    box-shadow: 0 1px 3px rgb(0 0 0 / 6%);
}

.library-card__top {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 14px;
}

.library-card__identity,
.library-card__actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

.library-card__identity {
    min-width: 0;
    flex: 1 1 auto;
}

.library-card__identity h2,
.library-card__actions p,
.library-card__meta { margin: 0; }

.library-card__identity h2 { font-size: 12.5pt; }

.library-card__actions {
    align-items: center;
    flex: 0 0 auto;
}

.library-card__actions p {
    white-space: nowrap;
}

.library-card__actions .button,
.library-card__bottom .button {
    min-width: 145px;
    text-align: center;
}

.library-card__bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
}

.library-card__meta { color: var(--color-muted); }

.library-card h2,
.document-list h2,
.document-list h3 {
    margin-bottom: 4px;
    color: var(--color-primary);
}

.document-list {
    display: grid;
    gap: 10px;
    margin-top: 10px;
}

.document-list article,
.book-choice {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding: 10px;
    border: 1px solid var(--color-border);
    border-radius: 5px;
    background: var(--color-soft);
}

.book-choice input[type="number"] {
    width: 80px;
    margin-left: 6px;
}

.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
    gap: 14px;
    margin-top: 14px;
}

.stat-grid article {
    display: grid;
    gap: 3px;
    padding: 10px;
    border: 1px solid var(--color-border);
    border-radius: 5px;
    background: var(--color-soft);
}

.stat-grid strong {
    color: var(--color-primary-hover);
    font-size: 22px;
    line-height: 1;
}

.stat-grid span {
    color: var(--color-muted);
    font-size: 12px;
}

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

.filter-bar--reports > .field { flex: 0 1 auto; }

.technical-cell {
    max-width: 28rem;
    overflow-wrap: anywhere;
    font-size: 12px;
}

.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-top: 12px;
}

.detail-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
}

.detail-grid div {
    padding: 8px;
    border: 1px solid #e6e8ea;
    border-radius: 5px;
    background: var(--color-soft);
}

.detail-grid dt {
    color: var(--color-muted);
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
}

.detail-grid dd { margin: 2px 0 0; }
.detail-grid__wide { grid-column: 1 / -1; }

.table-wrap {
    overflow-x: auto;
    margin-top: 10px;
}

.course-results-table {
    width: 100%;
    min-width: 1000px;
    table-layout: fixed;
}

.course-results-table th:not(:first-child),
.course-results-table td:not(:first-child) {
    width: 58px;
    padding-right: 4px;
    padding-left: 4px;
    text-align: center;
    white-space: nowrap;
}

.course-results-table th:last-child,
.course-results-table td:last-child {
    width: 82px;
}

.course-results-table th:first-child,
.course-results-table td:first-child {
    position: sticky;
    left: 0;
    width: 200px;
    background: var(--color-surface);
}

.course-results-table th:first-child {
    z-index: 2;
    background: #eceeef;
}

.reader-annexes-table {
    table-layout: fixed;
}

.reader-annexes-table th,
.reader-annexes-table td {
    overflow-wrap: anywhere;
    vertical-align: top;
}

.reader-annexes-table__date { width: 115px; }
.reader-annexes-table__type { width: 145px; }
.reader-annexes-table__note { width: 230px; }

.reader-book-title {
    margin: 0 0 6px;
    color: var(--color-primary);
    font-weight: 700;
    line-height: 1.25;
}

.reader-book-title,
.reader-annexes-title,
.reader-tools-heading > h2 {
    font-size: 14pt;
}

.reader-annexes-date {
    margin-left: 6px;
    color: var(--color-muted);
    font-size: 12pt;
    white-space: nowrap;
}

.reader-annexes-actions {
    margin-top: 16px;
}

.reader-annexes-actions--table {
    margin-bottom: 18px;
}

.reader-annexes-actions--table + .reader-tools-heading {
    margin-top: 0;
}

.reader-tools-heading {
    margin-top: 18px;
    padding-top: 14px;
    border-top: 1px solid var(--color-border);
}

.reader-tools-list {
    display: grid;
    gap: 16px;
    margin-top: 14px;
}

.reader-tool-group h3 {
    margin: 0 0 5px;
    font-size: 12px;
    font-weight: 700;
}

.reader-tool-group ul {
    margin: 0;
    padding-left: 24px;
}

.reader-tool-group li + li {
    margin-top: 2px;
}

.reader-tool-group a {
    overflow-wrap: anywhere;
}

.tools-catalog__top,
.tools-section-heading {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.tools-catalog__top {
    margin-bottom: 4px;
}

.tools-catalog__top .reader-book-title {
    margin-bottom: 0;
}

.tools-catalog > h1,
.tools-section-heading h2 { margin-bottom: 4px; }

.tools-controls {
    display: grid;
    grid-template-columns: minmax(0, 1.8fr) minmax(240px, 0.65fr);
    gap: 12px;
    margin-top: 14px;
}

.tools-search,
.tools-filter-panel {
    padding: 10px 16px 12px;
    border: 1px solid var(--color-border);
    border-radius: 7px;
    background: var(--color-soft);
}

.tools-search__heading {
    display: flex;
    align-items: baseline;
    flex-wrap: wrap;
    gap: 4px 8px;
    margin-bottom: 5px;
}

.tools-search label {
    font-weight: 700;
}

.tools-search input {
    width: 100%;
    font-size: 16px;
}

.tools-search input,
.tools-filter-panel select {
    min-height: 32px;
    padding: 4px 8px;
    border: 1px solid var(--color-border-strong);
    border-radius: 4px;
    color: var(--color-text);
    background: var(--color-input-bg);
    font-family: inherit;
}

.tools-filter-panel > label {
    display: block;
    margin-bottom: 7px;
    font-weight: 700;
}

.tools-filter-panel__controls {
    display: flex;
    align-items: center;
    gap: 8px;
}

.tools-filter-panel select {
    min-width: 0;
    flex: 1 1 auto;
    font-size: 16px;
}

.tools-featured,
.tools-all {
    margin-top: 28px;
}

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

.tools-grid--featured {
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
}

.tools-card {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-width: 0;
    padding: 15px;
    border: 1px solid var(--color-border);
    border-radius: 7px;
    background: var(--color-surface);
    box-shadow: 0 1px 3px rgb(0 0 0 / 5%);
}

.tools-card[hidden] {
    display: none;
}

.tools-card--featured {
    border-top: 3px solid var(--color-primary);
}

.tools-card__category {
    color: var(--color-primary);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .03em;
    text-transform: uppercase;
}

.tools-card h3 {
    margin: 5px 0;
    font-size: 15px;
    line-height: 1.3;
}

.tools-card__body p {
    margin: 0;
    color: var(--color-muted);
}

.tools-card__links {
    display: grid;
    gap: 6px;
    margin-top: 14px;
}

.tools-link-row {
    position: relative;
    border-radius: 5px;
    background: var(--color-soft);
}

.tools-link {
    display: flex;
    flex-direction: column;
    padding: 8px 42px 8px 10px;
    border-radius: 5px;
    overflow-wrap: anywhere;
    text-decoration: none;
}

.tools-link span { font-weight: 700; }
.tools-link small { color: #111; }

.tools-link-report {
    position: absolute;
    right: 8px;
    bottom: 7px;
    display: grid;
    width: 28px;
    height: 28px;
    padding: 5px;
    border: 1px solid transparent;
    border-radius: 50%;
    background: transparent;
    color: var(--color-muted);
    cursor: pointer;
    place-items: center;
}

.tools-link-report:hover,
.tools-link-report:focus-visible {
    border-color: var(--color-primary);
    background: var(--color-surface);
    color: var(--color-primary);
}

.tools-link-report svg {
    width: 17px;
    height: 17px;
    fill: none;
    stroke: currentColor;
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-width: 1.8;
}

.broken-link-url { max-width: 360px; overflow-wrap: anywhere; }

.tool-assignment__toolbar {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    margin: 14px 0;
}

.tool-assignment__toolbar input { min-width: 280px; flex: 1 1 320px; }
.tool-assignment__toolbar strong { margin-left: auto; }
.tool-assignment__table td:first-child { width: 58px; text-align: center; }
.tool-assignment__table input[type="checkbox"] { width: 18px; height: 18px; }
.tool-assignment__table tr[hidden] { display: none; }
.tools-result-count { color: var(--color-muted); }

.tools-empty {
    margin-top: 14px;
    padding: 24px;
    border: 1px dashed var(--color-border);
    border-radius: 7px;
    text-align: center;
}

.tools-empty h3 { margin-bottom: 4px; }

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

th,
td {
    padding: 6px 8px;
    border: 1px solid var(--color-border-strong);
    text-align: left;
    vertical-align: middle;
}

th {
    background: #eceeef;
    font-weight: 700;
}

td .button,
td form .button {
    min-height: 26px;
    padding: 3px 9px;
    font-size: 12px;
}

.badge {
    display: inline-block;
    padding: 2px 6px;
    border: 1px solid var(--color-border);
    border-radius: 999px;
    font-size: 11px;
    font-weight: 700;
}

.badge--activo,
.badge--publicado {
    background: #eef9f1;
    color: #164d26;
}

.badge--pendiente,
.badge--borrador {
    background: #fff8e1;
    color: #624708;
}

.badge--rechazado,
.badge--bloqueado,
.badge--baja,
.badge--oculto {
    background: #fff1f2;
    color: #7d151f;
}

.action-grid > * { flex: 1 1 300px; }

.action-card {
    padding: 10px;
    border: 1px solid var(--color-border);
    border-radius: 5px;
}

.action-card--danger { border-color: #dfa0a6; }

.timeline {
    display: grid;
    gap: 8px;
    margin-top: 10px;
}

.timeline article {
    padding: 8px 10px;
    border-left: 3px solid var(--color-primary);
    background: var(--color-soft);
}

.qr-box {
    margin: 12px 0;
    text-align: center;
}

.qr-box img {
    max-width: 100%;
    height: auto;
}

.recovery-codes {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 5px;
    padding: 10px 10px 10px 30px;
    background: var(--color-soft);
}

.honeypot {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    overflow: hidden !important;
    clip: rect(0 0 0 0) !important;
    white-space: nowrap !important;
}

.storefront { padding-top: 16px; }
.storefront-hero { border-top: 4px solid var(--color-primary); }
.store-books,
.store-form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.store-book { width: 100%; }
.store-book h2 { margin-top: 10px; font-size: 18px; color: var(--color-primary-hover); }
.store-book__price { margin: 8px 0; font-size: 25px; font-weight: 700; }
.store-form-grid > .panel { width: 100%; align-self: start; }
.store-form-grid h2 { font-size: 18px; }
.payment-options { display: grid; gap: 8px; }
.order-privacy-consent { margin: 12px 0; }
.is-disabled { opacity: .62; }
.order-calculation { min-height: 42px; padding: 10px; border-left: 3px solid var(--color-primary); background: var(--color-soft); font-weight: 700; }
.payment-instructions { padding-left: 20px; }
#paypal-button-container { max-width: 480px; margin: 16px 0; }
.delivery-note { margin-top: 12px; }
.delivery-note table { table-layout: fixed; }
.delivery-note th,
.delivery-note td { padding: 6px; }
.delivery-note__quantity { width: 76px; }
.delivery-note__title { width: auto; }
.delivery-note__money { width: 105px; }
.delivery-note__discount { width: 82px; }
.delivery-note input,
.delivery-note select { width: 100%; height: 32px; border: 1px solid var(--color-border-strong); border-radius: 4px; background: var(--color-input-bg); font: inherit; }
.delivery-note input { padding: 4px 5px; }
.delivery-note select { padding: 4px 8px; }
.delivery-note__book-control { display: flex; align-items: center; gap: 8px; }
.delivery-note__book-control select { min-width: 0; flex: 1 1 auto; }
.delivery-note tfoot th,
.delivery-note tfoot td { background: var(--color-soft); font-weight: 700; }
.delivery-note tfoot th { text-align: right; }
.line-actions { display: flex; flex: 0 0 auto; justify-content: center; gap: 5px; }
.line-icon { display: inline-grid; width: 27px; height: 27px; padding: 4px; border: 1px solid currentColor; border-radius: 4px; background: #fff; cursor: pointer; place-items: center; }
.line-icon svg { width: 17px; height: 17px; fill: none; stroke: currentColor; stroke-linecap: round; stroke-linejoin: round; stroke-width: 2; }
.line-icon--add { color: var(--color-success); background: #eef9f1; }
.line-icon--add:hover { color: #fff; background: var(--color-success); }
.line-icon--remove { color: var(--color-danger); background: #fff1f2; }
.line-icon--remove:hover { color: #fff; background: var(--color-danger); }
.line-icon:disabled { cursor: not-allowed; opacity: .45; }
.form-grid--order { grid-template-columns: repeat(24, minmax(0, 1fr)); }
.order-field--name { grid-column: span 10; }
.order-field--surnames { grid-column: span 14; }
.order-field--entity { grid-column: span 14; }
.order-field--contact { grid-column: span 10; }
.order-field--tax { grid-column: span 6; }
.order-field--email { grid-column: span 12; }
.order-field--phone { grid-column: span 6; }
.order-field--address { grid-column: span 14; }
.order-field--postal { grid-column: span 3; }
.order-field--city { grid-column: span 7; }
.order-field--province,
.order-field--country { grid-column: span 12; }
.form-grid--order:not(.form-grid--order-centre) .order-field--email { grid-column: span 14; }
.form-grid--order:not(.form-grid--order-centre) .order-field--phone { grid-column: span 10; }
.form-grid--order .field input,
.form-grid--order .field select { width: 100% !important; }
.order-field--postal input { max-width: 88px; text-align: right; }
.order-field--phone input { max-width: 185px; }
.order-field--tax input { max-width: 190px; }
.field-label-row { display: flex; align-items: baseline; flex-wrap: wrap; gap: 5px 14px; }

.debug { margin-top: 14px; }

.debug pre {
    overflow: auto;
    padding: 10px;
    border-radius: 5px;
    background: #111827;
    color: #f9fafb;
    font-size: 11px;
    white-space: pre-wrap;
}

@media (max-width: 1050px) {
    .card-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .site-nav > a { flex-basis: 120px; }
    .tools-controls { grid-template-columns: 1fr; }
    .form-grid--book { grid-template-columns: repeat(12, minmax(0, 1fr)); }
    .book-field--title { grid-column: span 9; }
    .book-field--edition { grid-column: span 3; }
    .book-field--publication { grid-column: span 4; }
    .book-field--subtitle { grid-column: span 8; }
    .book-field--isbn { grid-column: span 5; }
    .book-field--pages { grid-column: span 4; }
    .book-field--order { grid-column: span 3; }
    .book-field--replacement,
    .book-field--amazon { grid-column: 1 / -1; }
    .book-field--sales-state,
    .book-field--price,
    .book-field--presale-price { grid-column: span 4; }
    .book-field--presale-from,
    .book-field--available,
    .book-field--toggle { grid-column: span 6; }
}

@media (max-width: 680px) {
    body { padding: 8px; }

    .app-frame {
        min-height: 550px;
        border-radius: 5px;
    }

    .site-header { padding: 14px 14px 0; }
    .site-header__user-row { min-height: 30px; }

    .session-summary { width: 100%; }

    .site-header--admin .site-header__user-row,
    .site-header--reader .site-header__user-row {
        min-height: auto;
        flex-direction: column;
        gap: 8px;
    }

    .site-header--admin .session-summary,
    .site-header--reader .session-summary {
        position: static;
    }

    .site-header--admin .site-nav,
    .site-header--reader .site-nav {
        padding-top: 12px;
        padding-right: 0;
    }

    .site-nav > a {
        min-width: 0;
        flex: 1 1 calc(50% - 4px);
    }

    .page-shell { padding: 14px; }
    .panel { padding: 14px; }

    .login-window__body { padding: 14px; }
    .auth-card--login { min-height: 330px; }

    .form-grid,
    .detail-grid,
    .recovery-codes,
    .relationship-grid,
    .report-grid,
    .card-grid,
    .store-books,
    .store-form-grid { grid-template-columns: 1fr; }

    .field--full { grid-column: auto; }

    .form-grid--book > .field {
        grid-column: auto;
    }

    .field input:not([type="checkbox"]):not([type="radio"]),
    .field select,
    .field textarea { width: 100% !important; }

    .form-grid--book .book-field--title input,
    .form-grid--book .book-field--subtitle input,
    .form-grid--book .book-field--amazon input,
    .form-grid--book .book-field--isbn input,
    .form-grid--book .book-field--edition input,
    .form-grid--book .book-field--pages input,
    .form-grid--book .book-field--order input,
    .form-grid--book .book-field--price input,
    .form-grid--book .book-field--presale-price input,
    .form-grid--book .book-field--sales-state select {
        width: 100% !important;
    }

    .heading-row,
    .document-list article,
    .book-choice {
        align-items: stretch;
        flex-direction: column;
    }

    .filter-bar > * { width: 100%; }

    .form-actions--split {
        align-items: stretch;
        flex-direction: column;
    }

    .form-actions--split .button { width: 100%; }

    .library-card__top {
        align-items: stretch;
        flex-direction: column;
    }

    .library-card__identity { flex-wrap: wrap; }

    .library-card__actions {
        justify-content: space-between;
        flex-wrap: wrap;
    }

    .library-card__actions p { white-space: normal; }

    .library-card__bottom {
        align-items: stretch;
        flex-direction: column;
    }

    .library-card__bottom .button { width: 100%; }

    .reader-course-entry {
        align-items: stretch;
        flex-direction: column;
    }

    .reader-course-entry .button { width: 100%; }

    .tools-catalog__top,
    .tools-section-heading {
        align-items: stretch;
        flex-direction: column;
    }

    .tools-catalog__top .button { width: 100%; }
    .tools-filter-panel__controls {
        align-items: stretch;
        flex-direction: column;
    }
    .tools-grid { grid-template-columns: 1fr; }

    .dashboard-toolbar,
    .dashboard-period {
        align-items: stretch;
        flex-direction: column;
    }

    .dashboard-period select { width: 100%; }

    .form-grid--order > .field { grid-column: 1 / -1; }
    .delivery-note table { min-width: 650px; }

    .admin-footer-area {
        display: flex;
        flex-direction: column;
        align-items: stretch;
        margin-right: 14px;
        margin-left: 14px;
    }

    .reader-annexes-table,
    .reader-annexes-table tbody,
    .reader-annexes-table tr,
    .reader-annexes-table td {
        display: block;
        width: 100%;
    }

    .reader-annexes-table thead {
        position: absolute;
        width: 1px;
        height: 1px;
        overflow: hidden;
        clip: rect(0 0 0 0);
    }

    .reader-annexes-table tr {
        margin-bottom: 10px;
        border: 1px solid var(--color-border-strong);
    }

    .reader-annexes-table td {
        border: 0;
        border-bottom: 1px solid var(--color-border);
    }

    .reader-annexes-table td:last-child { border-bottom: 0; }

    .reader-annexes-table td::before {
        display: block;
        margin-bottom: 2px;
        color: var(--color-muted);
        content: attr(data-label);
        font-size: 11px;
        font-weight: 700;
        text-transform: uppercase;
    }
}

/* Publicación editorial desde la app · 07-X-2026 FkP */
.catalog-editor-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); margin: 14px 0 24px; }
.catalog-editor-wide { grid-column: 1 / -1; }
.catalog-editor-grid input[type="file"] { width: 100%; height: auto; padding: 5px; }
@media (max-width: 650px) { .catalog-editor-grid { grid-template-columns: 1fr; } }