/* BetonTitan - βασικό στυλ εφαρμογής (Bootstrap 5) */

:root {
    --app-sidebar-width: 260px;
    --app-sidebar-bg: #1b2433;
    --app-sidebar-hover: rgba(255, 255, 255, .06);
    --app-sidebar-active: #2f6fed;
    --app-sidebar-text: #c3cbd8;
    --app-sidebar-muted: #8592a6;
    --app-topbar-height: 64px;
    --app-body-bg: #f3f5f9;
    --bs-primary: #2f6fed;
    --bs-primary-rgb: 47, 111, 237;
    --bs-link-color: #2f6fed;
    --bs-link-color-rgb: 47, 111, 237;
}

body {
    background-color: var(--app-body-bg);
    font-size: .95rem;
}

.btn-primary {
    --bs-btn-bg: #2f6fed;
    --bs-btn-border-color: #2f6fed;
    --bs-btn-hover-bg: #1f5bd6;
    --bs-btn-hover-border-color: #1f5bd6;
    --bs-btn-active-bg: #1a4fbd;
    --bs-btn-active-border-color: #1a4fbd;
    --bs-btn-disabled-bg: #2f6fed;
    --bs-btn-disabled-border-color: #2f6fed;
}

.btn-outline-primary {
    --bs-btn-color: #2f6fed;
    --bs-btn-border-color: #2f6fed;
    --bs-btn-hover-bg: #2f6fed;
    --bs-btn-hover-border-color: #2f6fed;
    --bs-btn-active-bg: #2f6fed;
    --bs-btn-active-border-color: #2f6fed;
}

.min-w-0 { min-width: 0; }

/* Δικά μας εικονίδια (το Bootstrap Icons δεν έχει μπουλντόζα / μπετονιέρα / αντλία).
   Χρήση: <i class="bi bi-bulldozer"></i>, <i class="bi bi-concrete-mixer"></i>, <i class="bi bi-concrete-pump"></i>
   Παίρνουν χρώμα και μέγεθος από το κείμενο, όπως τα υπόλοιπα εικονίδια. */
.bi-bulldozer::before,
.bi-concrete-mixer::before,
.bi-concrete-pump::before {
    content: "";
    width: 1em;
    height: 1em;
    background-color: currentColor;
    -webkit-mask: var(--custom-icon) no-repeat center / contain;
    mask: var(--custom-icon) no-repeat center / contain;
}
.bi-bulldozer { --custom-icon: var(--icon-bulldozer); }
.bi-concrete-mixer { --custom-icon: var(--icon-concrete-mixer); }
.bi-concrete-pump { --custom-icon: var(--icon-concrete-pump); }
:root {
    --icon-concrete-pump: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M2.6 6.4L14.2 3.1l.3 1L2.9 7.4zM3.6 4.6l9.8-2.8.3.9-9.8 2.8z'/%3E%3Cpath d='M13.15 2.9a.75.75 0 1 0 1.5 0a.75.75 0 1 0-1.5 0z'/%3E%3Cpath d='M2 7h2.2v3H2zM.6 8.2h1.4l-.3 1.8H.9zM1 10h14v1.4H1zM9.6 11.4h.7v2.7h-.7zM9.1 14.1h1.7v.6H9.1z'/%3E%3Cpath fill-rule='evenodd' d='M11 4.8h2.4l1.6 2.6v2.6H11zM12 5.8v1.9h2.1l-1.1-1.9z'/%3E%3Cpath fill-rule='evenodd' d='M1.6 12.7a1.4 1.4 0 1 0 2.8 0a1.4 1.4 0 1 0-2.8 0zM2.5 12.7a.5.5 0 1 0 1 0a.5.5 0 1 0-1 0zM4.7 12.7a1.4 1.4 0 1 0 2.8 0a1.4 1.4 0 1 0-2.8 0zM5.6 12.7a.5.5 0 1 0 1 0a.5.5 0 1 0-1 0zM11.4 12.7a1.4 1.4 0 1 0 2.8 0a1.4 1.4 0 1 0-2.8 0zM12.3 12.7a.5.5 0 1 0 1 0a.5.5 0 1 0-1 0z'/%3E%3C/svg%3E");
    --icon-concrete-mixer: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath fill-rule='evenodd' d='M1.157 5.41A4.6 2.7 15 1 1 10.043 7.79A4.6 2.7 15 1 1 1.157 5.41zM3.6 4.4h.8l1 4h-.8zM6.6 4.9h.8l1 3.8h-.8z'/%3E%3Cpath d='M2.8 8.2h.8V10h-.8zM8.6 8.6h.8V10h-.8zM1 10h14v1.4H1z'/%3E%3Cpath fill-rule='evenodd' d='M11 4.8h2.4l1.6 2.6v2.6H11zM12 5.8v1.9h2.1l-1.1-1.9z'/%3E%3Cpath fill-rule='evenodd' d='M1.6 12.7a1.4 1.4 0 1 0 2.8 0a1.4 1.4 0 1 0-2.8 0zM2.5 12.7a.5.5 0 1 0 1 0a.5.5 0 1 0-1 0zM4.7 12.7a1.4 1.4 0 1 0 2.8 0a1.4 1.4 0 1 0-2.8 0zM5.6 12.7a.5.5 0 1 0 1 0a.5.5 0 1 0-1 0zM11.4 12.7a1.4 1.4 0 1 0 2.8 0a1.4 1.4 0 1 0-2.8 0zM12.3 12.7a.5.5 0 1 0 1 0a.5.5 0 1 0-1 0z'/%3E%3C/svg%3E");
    --icon-bulldozer: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath fill-rule='evenodd' d='M5 2.5h4.5V7H5zM6 3.5v2h2.5v-2zM3 4.5h.9V7H3zM1.5 7h9v3h-9zM10.5 8.6h2v1.2h-2zM12.5 5.5h1.4c1.3 2.9 1.6 6.2 1.1 9.5h-2.5zM3.25 10.5h5.5a2.25 2.25 0 0 1 0 4.5h-5.5a2.25 2.25 0 0 1 0-4.5zM3.25 11.5a1.25 1.25 0 0 0 0 2.5h5.5a1.25 1.25 0 0 0 0-2.5zM3.25 12.75a.7.7 0 1 0 1.4 0a.7.7 0 1 0-1.4 0zM5.3 12.75a.7.7 0 1 0 1.4 0a.7.7 0 1 0-1.4 0zM7.35 12.75a.7.7 0 1 0 1.4 0a.7.7 0 1 0-1.4 0z'/%3E%3C/svg%3E");
}

/* ---------- Δομή ---------- */
.app-shell { min-height: 100vh; }

.app-sidebar {
    --bs-offcanvas-width: 280px;
    --bs-offcanvas-bg: var(--app-sidebar-bg);
    background-color: var(--app-sidebar-bg);
    color: var(--app-sidebar-text);
    display: flex;
    flex-direction: column;
}

@media (min-width: 992px) {
    .app-sidebar {
        position: fixed;
        top: 0;
        bottom: 0;
        left: 0;
        width: var(--app-sidebar-width);
        z-index: 1030;
        background-color: var(--app-sidebar-bg) !important;
        display: flex !important;
        flex-direction: column;
    }
    .app-main { margin-left: var(--app-sidebar-width); }
}

.sidebar-brand {
    height: var(--app-topbar-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1.25rem;
    border-bottom: 1px solid rgba(255, 255, 255, .08);
    flex-shrink: 0;
}

.brand-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: linear-gradient(135deg, #2f6fed, #5b8ef5);
    color: #fff;
    font-size: 1.1rem;
}
/* Λογότυπο εταιρείας στο μενού: λευκή βάση ώστε να διαβάζεται πάνω στο σκούρο φόντο */
.sidebar-logo {
    flex: 1 1 auto;
    min-width: 0;
    height: 46px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 6px 12px;
    background-color: #fff;
    border-radius: 10px;
}
.sidebar-logo img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}
.sidebar-brand .sidebar-logo + .btn-close { margin-left: .75rem; }

/* Modal εγκατάστασης στο κινητό */
.install-icon {
    width: 72px;
    height: 72px;
    border-radius: 18px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, .15);
}
.install-steps li + li { margin-top: .35rem; }

.brand-mark-lg { width: 56px; height: 56px; font-size: 1.6rem; border-radius: 14px; }
.brand-text { font-weight: 700; font-size: 1.15rem; letter-spacing: .3px; }

.sidebar-nav {
    flex: 1 1 auto;
    overflow-y: auto;
    padding: 1rem .75rem;
}

.sidebar-nav .nav-link {
    display: flex;
    align-items: center;
    gap: .75rem;
    color: var(--app-sidebar-text);
    border-radius: .5rem;
    padding: .65rem .85rem;
    margin-bottom: .2rem;
    transition: background-color .15s, color .15s;
}
.sidebar-nav .nav-link i { font-size: 1.1rem; width: 1.25rem; text-align: center; }
.sidebar-nav .nav-link:hover { background-color: var(--app-sidebar-hover); color: #fff; }
.sidebar-nav .nav-link.active { background-color: var(--app-sidebar-active); color: #fff; }

.sidebar-footer {
    padding: 1rem 1.25rem;
    border-top: 1px solid rgba(255, 255, 255, .08);
    flex-shrink: 0;
}
.sidebar-muted { color: var(--app-sidebar-muted); }

.app-topbar {
    position: sticky;
    top: 0;
    z-index: 1020;
    height: var(--app-topbar-height);
    display: flex;
    align-items: center;
    gap: .75rem;
    padding: 0 1rem;
    background-color: #fff;
    border-bottom: 1px solid #e3e7ee;
}
.app-topbar-title { font-size: 1.1rem; font-weight: 600; margin: 0; min-width: 0; }

.app-content { padding: 1rem; }
@media (min-width: 992px) {
    .app-topbar { padding: 0 1.5rem; }
    .app-content { padding: 1.5rem; }
}

/* ---------- Στοιχεία ---------- */
.avatar {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    flex-shrink: 0;
    border-radius: 50%;
    background-color: #e7eefc;
    color: #2f6fed;
    font-weight: 600;
    font-size: .85rem;
}
.avatar-dark { background-color: rgba(255, 255, 255, .12); color: #fff; }
.avatar-xl { width: 80px; height: 80px; font-size: 1.75rem; }

.card {
    border: 1px solid #e3e7ee;
    border-radius: .75rem;
    box-shadow: 0 1px 2px rgba(16, 24, 40, .04);
}
.card-header {
    background-color: #fff;
    border-bottom-color: #e3e7ee;
    padding: .85rem 1rem;
}
.card > .card-header:first-child { border-radius: .75rem .75rem 0 0; }

.table > thead th {
    font-size: .75rem;
    text-transform: uppercase;
    letter-spacing: .4px;
    color: #6b7585;
    font-weight: 600;
    background-color: #f8f9fb;
    white-space: nowrap;
}
.table > :not(caption) > * > * { padding: .75rem 1rem; }

.page-header {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    justify-content: space-between;
    gap: .75rem;
    margin-bottom: 1.25rem;
}

.form-actions {
    position: sticky;
    bottom: 0;
    z-index: 10;
    display: flex;
    justify-content: flex-end;
    gap: .5rem;
    margin: 1rem -1rem -1rem;
    padding: .85rem 1rem;
    background-color: rgba(255, 255, 255, .95);
    border-top: 1px solid #e3e7ee;
    backdrop-filter: blur(4px);
}
@media (min-width: 992px) {
    .form-actions { margin: 1.5rem -1.5rem -1.5rem; padding: 1rem 1.5rem; }
}
@media (max-width: 575.98px) {
    .form-actions .btn { flex: 1 1 0; }
}

.stat-card { transition: transform .15s, box-shadow .15s; }
.stat-card:hover { transform: translateY(-2px); box-shadow: 0 6px 16px rgba(16, 24, 40, .08); }
.stat-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 12px;
    font-size: 1.4rem;
    flex-shrink: 0;
}

.type-tabs {
    display: flex;
    gap: .5rem;
    overflow-x: auto;
    padding-bottom: 2px;
    -webkit-overflow-scrolling: touch;
}
.type-tabs .btn { white-space: nowrap; }

.type-picker .btn { white-space: normal; line-height: 1.25; }

.plate { letter-spacing: .5px; font-variant-numeric: tabular-nums; }

.detail-list {
    display: grid;
    grid-template-columns: minmax(120px, 42%) 1fr;
    gap: .55rem 1rem;
    margin: 0;
}
.detail-list dt { font-weight: 500; color: #6b7585; }
.detail-list dd { margin: 0; }
@media (max-width: 400px) {
    .detail-list { grid-template-columns: 1fr; gap: .1rem; }
    .detail-list dd { margin-bottom: .5rem; }
}

.role-option {
    display: flex;
    gap: .75rem;
    padding: .85rem 1rem;
    border: 1px solid #dfe3ea;
    border-radius: .6rem;
    cursor: pointer;
    transition: border-color .15s, background-color .15s;
}
.role-option:hover { border-color: #b8c7e8; }
.role-option.active { border-color: #2f6fed; background-color: #f2f6fe; }

/* Λίστα πολλαπλής επιλογής (ανάθεση οχημάτων / χρηστών) */
.assign-items {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: .5rem;
    max-height: 320px;
    overflow-y: auto;
    padding: 2px;
}
.assign-item {
    display: flex;
    align-items: center;
    gap: .65rem;
    padding: .6rem .75rem;
    border: 1px solid #dfe3ea;
    border-radius: .6rem;
    cursor: pointer;
    min-width: 0;
    transition: border-color .15s, background-color .15s;
}
.assign-item .form-check-input { margin: 0; flex-shrink: 0; }
.assign-item:hover { border-color: #b8c7e8; }
.assign-item.is-checked { border-color: #2f6fed; background-color: #f2f6fe; }
.assign-item.is-muted { opacity: .7; }
.assign-items [data-assign-empty] { grid-column: 1 / -1; }

/* ---------- Καταγραφικό κινήσεων ---------- */
.activity-description { min-width: 260px; }
.changes-table { font-size: .8rem; background-color: #fff; }
.changes-table > thead th { text-transform: none; letter-spacing: 0; font-size: .75rem; }
.changes-table > :not(caption) > * > * { padding: .35rem .5rem; }
.changes-table td { word-break: break-word; }
.changes-table td:first-child { width: 34%; }
.changes-table .change-old { background-color: #fff5f5; color: #b02a37; }
.changes-table .change-new { background-color: #f3fbf6; color: #146c43; }

/* ---------- Εταιρεία ---------- */
.company-tabs { flex-wrap: nowrap; overflow-x: auto; overflow-y: hidden; }
.company-tabs .nav-link { white-space: nowrap; }
.logo-preview {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 130px;
    padding: 1rem;
    border: 1px dashed #c3cbd8;
    border-radius: .6rem;
    background: #f8f9fb;
    text-align: center;
}
.logo-preview img { max-width: 100%; max-height: 110px; object-fit: contain; }
.sheet-header-brand img { max-width: 100%; max-height: 50px; object-fit: contain; }

/* ---------- Φύλλα συντηρήσεων ---------- */
.vehicle-pick { transition: border-color .15s, box-shadow .15s; }
.vehicle-pick:hover { border-color: #2f6fed; box-shadow: 0 4px 12px rgba(47, 111, 237, .12); }

.checklist-item { transition: background-color .15s; border-left: 4px solid transparent; }
.checklist-item.is-ok { border-left-color: #198754; }
.checklist-item.is-fail { border-left-color: #dc3545; background-color: #fff5f5; }
.checklist-item.has-error { background-color: #fff3cd; border-left-color: #ffc107; }
.item-code {
    flex-shrink: 0;
    min-width: 2.4rem;
    font-weight: 600;
    color: #6b7585;
    font-variant-numeric: tabular-nums;
}
.item-label { line-height: 1.35; }
.result-toggle .btn { min-width: 3.25rem; padding-top: .45rem; padding-bottom: .45rem; }
@media (max-width: 767.98px) {
    .result-toggle { width: 100%; }
    .result-toggle .btn { flex: 1 1 0; padding-top: .6rem; padding-bottom: .6rem; }
}
/* Οι παρατηρήσεις εμφανίζονται όταν υπάρχει πρόβλημα ή ήδη κείμενο· σε μεγάλη οθόνη πάντα */
.item-remarks { display: none; }
.checklist-item.is-fail .item-remarks,
.checklist-item.has-error .item-remarks,
.checklist-item.show-remarks .item-remarks { display: block; }
@media (min-width: 768px) {
    .item-remarks { display: block; padding-left: 2.9rem; }
}

.signature-pad {
    position: relative;
    height: 200px;
    border: 2px dashed #c3cbd8;
    border-radius: .6rem;
    background-color: #fff;
}
.signature-pad.is-invalid { border-color: #dc3545; }
.signature-pad canvas {
    width: 100%;
    height: 100%;
    display: block;
    touch-action: none;
    cursor: crosshair;
}
.signature-hint {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #9aa4b5;
    pointer-events: none;
    text-align: center;
    padding: 1rem;
}
.signature-image { max-width: 100%; max-height: 140px; }

/* Προβολή φύλλου (ίδια διάταξη με το έντυπο) */
.sheet-header { width: 100%; border: 1px solid #333; border-collapse: collapse; margin-bottom: .75rem; }
.sheet-header td { border: 1px solid #333; padding: .5rem .75rem; vertical-align: middle; }
.sheet-header-brand { width: 18%; font-weight: 700; text-align: center; }
.sheet-header-title { text-align: center; }
.sheet-header-code { width: 20%; text-align: center; }
.sheet-list-title {
    background-color: #3d4654;
    color: #fff;
    font-weight: 600;
    text-align: center;
    padding: .4rem;
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
}
.sheet-info { border: 1px solid #dee2e6; border-top: 0; margin-bottom: .75rem; }
.sheet-info th { width: 45%; font-weight: 500; background-color: #f8f9fb; }
.sheet-signature { padding: .5rem .75rem; text-align: center; }
.sheet-items .sheet-section-row td {
    background-color: #3d4654;
    color: #fff;
    font-weight: 600;
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
}

@media print {
    @page { size: A4; margin: 12mm; }
    body { background: #fff; font-size: 11px; }
    .app-sidebar, .app-topbar, .no-print, .alert, .modal { display: none !important; }
    .app-main { margin-left: 0 !important; }
    .app-content { padding: 0 !important; }
    .card { border: 0 !important; box-shadow: none !important; }
    .card-body { padding: 0 !important; }
    .table-responsive { overflow: visible !important; }
    .sheet-items tr { page-break-inside: avoid; }
    .table-danger > * { --bs-table-bg-state: #f8d7da; -webkit-print-color-adjust: exact; print-color-adjust: exact; }
    a { text-decoration: none; color: inherit; }
}

/* ---------- Σελίδα σύνδεσης ---------- */
/* Χρώματα από το λογότυπο TITAN: σκούρο μπλε, μπλε, πράσινο */
.auth-body {
    --auth-navy: #21286e;
    --auth-blue: #0072bc;
    --auth-green: #7ab929;
    min-height: 100vh;
    background-color: #151a4a;
    background-image:
        radial-gradient(circle at 12% 18%, rgba(0, 114, 188, .55) 0, transparent 42%),
        radial-gradient(circle at 88% 85%, rgba(122, 185, 41, .35) 0, transparent 40%),
        linear-gradient(160deg, #21286e 0%, #151a4a 100%);
    background-attachment: fixed;
}
.auth-wrapper {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 1.5rem 1rem;
}
.auth-card {
    width: 100%;
    max-width: 440px;
    border-radius: 1.25rem;
    overflow: hidden;
    box-shadow: 0 24px 60px rgba(5, 10, 40, .45);
    animation: auth-in .45s ease-out both;
}
/* Λεπτή λωρίδα με τα χρώματα του λογοτύπου στην κορυφή */
.auth-card::before {
    content: "";
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 5px;
    background: linear-gradient(90deg, var(--auth-navy), var(--auth-blue) 45%, var(--auth-green));
    z-index: 1;
}
@media (min-width: 992px) {
    .auth-card { max-width: 900px; }
}
@keyframes auth-in {
    from { opacity: 0; transform: translateY(14px); }
    to { opacity: 1; transform: none; }
}
@media (prefers-reduced-motion: reduce) {
    .auth-card { animation: none; }
}

.auth-side {
    position: relative;
    color: #fff;
    background: linear-gradient(150deg, var(--auth-navy) 0%, #1a3f8f 55%, var(--auth-blue) 100%);
    overflow: hidden;
}
/* Διακοσμητικές καμπύλες, όπως οι λωρίδες της σφαίρας του λογοτύπου */
.auth-side::after {
    content: "";
    position: absolute;
    width: 420px; height: 420px;
    right: -170px; bottom: -170px;
    border-radius: 50%;
    background: repeating-linear-gradient(-20deg, rgba(122, 185, 41, .35) 0 14px, transparent 14px 34px, rgba(255, 255, 255, .12) 34px 46px, transparent 46px 66px);
}
.auth-side-inner {
    position: relative;
    z-index: 1;
    padding: 3rem 2.5rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.auth-side-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px; height: 56px;
    border-radius: 16px;
    font-size: 1.7rem;
    background: rgba(255, 255, 255, .14);
    border: 1px solid rgba(255, 255, 255, .25);
}
.auth-side-text { color: rgba(255, 255, 255, .78); }
.auth-side-list li {
    display: flex;
    align-items: center;
    gap: .65rem;
    color: rgba(255, 255, 255, .9);
    font-size: .9rem;
}
.auth-side-list li + li { margin-top: .7rem; }
.auth-side-list i { color: var(--auth-green); font-size: 1.05rem; }

.auth-form { padding: 2.25rem 1.75rem 2rem; }
@media (min-width: 576px) { .auth-form { padding: 3rem 3rem 2.75rem; } }

/* Το αρχείο του λογοτύπου έχει ήδη λευκό περιθώριο γύρω του */
.auth-logo {
    display: block;
    width: 100%;
    max-width: 260px;
    max-height: 120px;
    object-fit: contain;
    margin: -.5rem auto .75rem;
}

.auth-input .input-group-text,
.auth-input .form-control,
.auth-input .btn {
    background-color: #f5f7fb;
    border-color: #e1e6ef;
    padding-top: .65rem;
    padding-bottom: .65rem;
}
.auth-input .input-group-text { color: #7a869a; border-right: 0; }
.auth-input .form-control { border-left: 0; }
.auth-input .btn { color: #7a869a; border-left: 0; }
.auth-input .btn:hover { color: var(--auth-navy); }
.auth-input:focus-within .input-group-text,
.auth-input:focus-within .form-control,
.auth-input:focus-within .btn {
    background-color: #fff;
    border-color: var(--auth-blue);
}
.auth-input:focus-within {
    border-radius: var(--bs-border-radius);
    box-shadow: 0 0 0 .2rem rgba(0, 114, 188, .18);
}
.auth-input .form-control:focus { box-shadow: none; }
.auth-input:focus-within .input-group-text { color: var(--auth-blue); }

.btn-auth {
    --bs-btn-color: #fff;
    --bs-btn-hover-color: #fff;
    --bs-btn-active-color: #fff;
    padding: .7rem 1rem;
    font-weight: 600;
    border: 0;
    border-radius: .6rem;
    background: linear-gradient(90deg, var(--auth-navy), var(--auth-blue));
    box-shadow: 0 6px 16px rgba(0, 114, 188, .3);
    transition: transform .15s ease, box-shadow .15s ease, filter .15s ease;
}
.btn-auth:hover { filter: brightness(1.08); transform: translateY(-1px); box-shadow: 0 10px 22px rgba(0, 114, 188, .38); }
.btn-auth:active { transform: none; }

.auth-footer { color: rgba(255, 255, 255, .6); }