:root {
    color-scheme: light;
    --tf-blue: #0b689e;
    --tf-blue-hover: #095985;
    --tf-blue-dark: #143f70;
    --tf-blue-dark-hover: #0f3158;
    --tf-white: #ffffff;
    --tf-bg: #f5f8fb;
    --tf-surface: #ffffff;
    --tf-text: #172033;
    --tf-muted: #64748b;
    --tf-line: #d9e2ee;
    --tf-danger: #b42318;
    --tf-danger-dark: #7f1d1d;
    --tf-warning-bg: #fff3cd;
    --tf-warning-text: #7a4f01;
    --tf-success-bg: #d1fae5;
    --tf-success-text: #065f46;
    --tf-info-bg: #e8f3fa;
    --tf-info-text: #0b689e;
    --app-content-max-width: 1920px;
    --app-wide-content-max-width: 2200px;
    --app-readable-max-width: 1100px;
    --app-horizontal-gutter: clamp(.75rem, 1.5vw, 1.75rem);
}

* {
    box-sizing: border-box;
}

body {
    min-height: 100vh;
    margin: 0;
    background: var(--tf-bg);
    color: var(--tf-text);
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    letter-spacing: 0;
}

a {
    color: inherit;
}

.topbar {
    border-bottom: 1px solid rgb(255 255 255 / 18%);
    background: var(--tf-blue-dark);
    color: var(--tf-white);
}

.topbar-inner,
.app-container {
    width: calc(100% - (var(--app-horizontal-gutter) * 2));
    max-width: var(--app-content-max-width);
    margin-inline: auto;
}

.app-container--wide {
    max-width: var(--app-wide-content-max-width);
}

.app-container--readable {
    max-width: var(--app-readable-max-width);
}

.topbar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 68px;
    gap: 16px;
}

.brand,
.tf-brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    min-height: 44px;
    color: var(--tf-white);
    font-size: 1.1rem;
    font-weight: 750;
    text-decoration: none;
}

.brand:hover,
.tf-brand:hover {
    color: var(--tf-white);
}

.tf-brand-logo {
    display: block;
    width: auto;
    max-width: 168px;
    height: 42px;
    object-fit: contain;
}

.tf-brand-name {
    color: var(--tf-white);
}

.session {
    display: flex;
    align-items: center;
    gap: 12px;
    color: rgb(255 255 255 / 88%);
    font-size: 0.95rem;
}

.page {
    padding: 32px 0;
}

.panel {
    background: var(--tf-surface);
    border: 1px solid var(--tf-line);
    border-radius: 8px;
    padding: 24px;
}

.stack {
    display: grid;
    gap: 16px;
}

.button,
.tf-btn-primary,
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 40px;
    border: 1px solid var(--tf-blue);
    border-radius: 6px;
    padding: 8px 16px;
    background: var(--tf-blue);
    color: var(--tf-white);
    font: inherit;
    font-weight: 650;
    line-height: 1.2;
    text-decoration: none;
    cursor: pointer;
}

.button:hover,
.tf-btn-primary:hover,
.btn-primary:hover,
.button:focus,
.tf-btn-primary:focus,
.btn-primary:focus {
    border-color: var(--tf-blue-hover);
    background: var(--tf-blue-hover);
    color: var(--tf-white);
}

.button-secondary,
.tf-btn-secondary {
    border-color: var(--tf-blue-dark);
    background: var(--tf-blue-dark);
    color: var(--tf-white);
}

.button-secondary:hover,
.tf-btn-secondary:hover,
.button-secondary:focus,
.tf-btn-secondary:focus {
    border-color: var(--tf-blue-dark-hover);
    background: var(--tf-blue-dark-hover);
    color: var(--tf-white);
}

.topbar .button-secondary {
    border-color: rgb(255 255 255 / 35%);
    background: rgb(255 255 255 / 10%);
    color: var(--tf-white);
}

.topbar .button-secondary:hover,
.topbar .button-secondary:focus {
    border-color: var(--tf-white);
    background: rgb(255 255 255 / 18%);
    color: var(--tf-white);
}

.btn-outline-primary {
    border-color: var(--tf-blue);
    color: var(--tf-blue);
}

.btn-outline-primary:hover,
.btn-outline-primary:focus {
    border-color: var(--tf-blue);
    background: var(--tf-blue);
    color: var(--tf-white);
}

.btn-outline-success {
    border-color: #137d44;
    color: #137d44;
}

.btn-outline-success:hover,
.btn-outline-success:focus,
.btn-success {
    border-color: #137d44;
    background: #137d44;
    color: var(--tf-white);
}

.field {
    display: grid;
    gap: 8px;
    margin-bottom: 16px;
}

label {
    font-weight: 650;
}

input,
select,
textarea {
    width: 100%;
    min-height: 44px;
    border: 1px solid var(--tf-line);
    border-radius: 6px;
    padding: 8px 12px;
    color: var(--tf-text);
    font: inherit;
    background: var(--tf-white);
}

textarea {
    min-height: 110px;
}

input:focus,
select:focus,
textarea:focus,
.form-control:focus,
.form-select:focus {
    border-color: var(--tf-blue);
    box-shadow: 0 0 0 0.2rem rgb(11 104 158 / 18%);
    outline: 0;
}

.messages,
.errors {
    max-width: var(--app-readable-max-width);
    margin: 0 0 16px;
    padding: 0;
    list-style: none;
}

.messages li,
.errors li {
    border-radius: 6px;
    padding: 10px 12px;
    background: #fff7ed;
    color: var(--tf-danger);
}

.muted {
    color: var(--tf-muted);
}

.tf-dashboard-actions {
    border-color: rgb(20 63 112 / 18%);
    background: linear-gradient(135deg, var(--tf-blue-dark), #19507f);
    color: var(--tf-white);
}

.tf-dashboard-actions .muted {
    color: rgb(255 255 255 / 78%);
}

.tf-action-row {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.tf-action-row .button {
    min-width: 180px;
}

.tf-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 24px;
    border: 1px solid transparent;
    border-radius: 999px;
    padding: 3px 10px;
    font-size: 0.78rem;
    font-weight: 700;
    line-height: 1.2;
    white-space: nowrap;
}

.tf-badge-muted {
    border-color: #d5dce6;
    background: #edf1f6;
    color: #475569;
}

.tf-badge-info {
    border-color: #b9dced;
    background: var(--tf-info-bg);
    color: var(--tf-info-text);
}

.tf-badge-primary {
    border-color: var(--tf-blue);
    background: var(--tf-blue);
    color: var(--tf-white);
}

.tf-badge-feature {
    border-color: #7057d2;
    background: #ede9fe;
    color: #4c1d95;
}

.tf-badge-strong {
    border-color: var(--tf-blue-dark);
    background: var(--tf-blue-dark);
    color: var(--tf-white);
}

.tf-badge-success {
    border-color: #9be7bd;
    background: var(--tf-success-bg);
    color: var(--tf-success-text);
}

.tf-badge-warning {
    border-color: #ffe08a;
    background: var(--tf-warning-bg);
    color: var(--tf-warning-text);
}

.tf-badge-danger {
    border-color: #fecaca;
    background: #fee2e2;
    color: #991b1b;
}

.tf-badge-danger-dark {
    border-color: var(--tf-danger-dark);
    background: var(--tf-danger-dark);
    color: var(--tf-white);
}

.tf-status-line {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.table thead th {
    color: #334155;
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0;
}

.card,
.offer-card {
    border-color: var(--tf-line);
}

.public-header {
    background: var(--tf-white);
    border-bottom: 1px solid var(--tf-line);
}

.public-shell {
    width: min(1040px, calc(100% - 32px));
    margin: 0 auto;
}

.public-nav {
    display: flex;
    align-items: center;
    gap: 8px;
}

.public-header .brand {
    color: var(--tf-blue);
}

.offer-card {
    border-radius: 8px;
    background: var(--tf-white);
}

@media (max-width: 640px) {
    .topbar-inner {
        align-items: flex-start;
        flex-direction: column;
        padding: 14px 0;
    }

    .session,
    .public-nav {
        align-items: flex-start;
        flex-direction: column;
    }

    .tf-action-row .button {
        width: 100%;
    }
}