/* Techkepper Design System 2026
   Shared visual layer. Functional behavior remains in the existing components. */

:root {
    --color-bg: #f4f7f5;
    --color-surface: #ffffff;
    --color-surface-secondary: #f8faf9;
    --color-surface-elevated: #ffffff;
    --color-primary: #1b7f2a;
    --color-primary-hover: #2f9e44;
    --color-primary-soft: #eaf6ec;
    --color-accent: #51cf66;
    --color-info: #0a84ff;
    --color-info-soft: #eaf4ff;
    --color-success: #198754;
    --color-success-soft: #e9f7ef;
    --color-warning: #b77900;
    --color-warning-soft: #fff7df;
    --color-danger: #dc3545;
    --color-danger-strong: #8f1d2c;
    --color-danger-soft: #fff0f2;
    --color-text: #18211b;
    --color-text-strong: #0d1710;
    --color-muted: #637168;
    --color-border: #dfe7e1;
    --color-border-strong: #cbd8ce;
    --sidebar-bg: #103b1b;
    --sidebar-bg-hover: #1a5227;
    --sidebar-text: #f4fff6;
    --sidebar-muted: #afd1b6;
    --overlay: rgb(8 20 12 / 48%);
    --shadow-xs: 0 1px 2px rgb(16 42 23 / 6%);
    --shadow-sm: 0 6px 18px rgb(16 42 23 / 8%);
    --shadow-md: 0 16px 40px rgb(16 42 23 / 12%);
    --shadow-lg: 0 30px 80px rgb(4 16 8 / 22%);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 18px;
    --radius-xl: 24px;
    --transition-fast: 150ms ease;
    --transition-normal: 220ms ease;
    --content-max: 1600px;
}

:root[data-theme="dark"] {
    --color-bg: #0e1410;
    --color-surface: #151d17;
    --color-surface-secondary: #1a241d;
    --color-surface-elevated: #202b23;
    --color-primary: #51b85f;
    --color-primary-hover: #68ca74;
    --color-primary-soft: #173d20;
    --color-info: #58a9ff;
    --color-info-soft: #152b42;
    --color-success: #52b788;
    --color-success-soft: #16372a;
    --color-warning: #f6c453;
    --color-warning-soft: #3a3017;
    --color-danger: #ff6878;
    --color-danger-strong: #ff8794;
    --color-danger-soft: #3d1d23;
    --color-text: #e8f0ea;
    --color-text-strong: #f7fbf8;
    --color-muted: #9fafa4;
    --color-border: #2d3b31;
    --color-border-strong: #415045;
    --sidebar-bg: #0b2111;
    --sidebar-bg-hover: #173c20;
    --sidebar-text: #effbf1;
    --sidebar-muted: #8fb397;
    --overlay: rgb(0 0 0 / 66%);
    --shadow-xs: 0 1px 2px rgb(0 0 0 / 22%);
    --shadow-sm: 0 8px 24px rgb(0 0 0 / 24%);
    --shadow-md: 0 18px 46px rgb(0 0 0 / 32%);
    --shadow-lg: 0 34px 90px rgb(0 0 0 / 52%);
}

html {
    background: var(--color-bg);
    color-scheme: light;
    scroll-behavior: smooth;
}

html[data-theme="dark"] { color-scheme: dark; }

body {
    background: var(--color-bg);
    color: var(--color-text);
    font-family: Inter, "Segoe UI", system-ui, -apple-system, sans-serif;
    line-height: 1.5;
    transition: background-color var(--transition-normal), color var(--transition-normal);
}

button, input, select, textarea { font: inherit; }

:where(a, button, input, select, textarea, summary):focus-visible {
    outline: 3px solid color-mix(in srgb, var(--color-info) 45%, transparent);
    outline-offset: 2px;
}

::selection { background: color-mix(in srgb, var(--color-primary) 24%, transparent); }

/* Layout */
.app-layout { min-height: 100dvh; height: 100dvh; background: var(--color-bg); }
.app-body { min-height: 0; background: var(--color-bg); }
.main-content {
    padding: clamp(18px, 2.2vw, 36px);
    background:
        radial-gradient(circle at 100% 0, color-mix(in srgb, var(--color-primary) 7%, transparent), transparent 28rem),
        var(--color-bg);
    scrollbar-gutter: stable;
}
.page-enter { width: 100%; max-width: var(--content-max); margin: 0 auto; }

.top-navbar {
    height: 68px;
    flex: 0 0 68px;
    padding: 0 clamp(16px, 2vw, 30px);
    background: color-mix(in srgb, var(--color-surface) 92%, transparent);
    color: var(--color-text);
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-xs);
    backdrop-filter: blur(18px);
}
.logo-link { color: var(--color-text-strong); gap: 10px; }
.logo-link:hover { color: var(--color-primary); }
.logo-img { width: 34px; height: 34px; object-fit: contain; margin: 0; }
.system-name { font-size: 1rem; letter-spacing: -.01em; }
.navbar-right { gap: 8px; }
.menu-btn, .icon-btn, .theme-toggle, .profile-btn {
    color: var(--color-muted);
    border: 1px solid transparent;
    border-radius: 10px;
    transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
}
.icon-btn, .theme-toggle {
    width: 40px;
    height: 40px;
    display: inline-grid;
    place-items: center;
    padding: 0;
    background: transparent;
    cursor: pointer;
}
.menu-btn:hover, .icon-btn:hover, .theme-toggle:hover, .profile-btn:hover {
    color: var(--color-primary);
    background: var(--color-primary-soft);
    border-color: color-mix(in srgb, var(--color-primary) 22%, transparent);
}
.theme-toggle:active, .icon-btn:active { transform: scale(.94); }
.profile-btn { min-height: 40px; padding: 6px 10px; color: var(--color-text); }
.profile-name { display: flex; flex-direction: column; align-items: flex-start; line-height: 1.15; }
.profile-name small { margin-top: 3px; color: var(--color-muted); font-size: .66rem; font-weight: 600; }
.notification-badge {
    top: -2px; right: -2px; min-width: 18px; height: 18px; padding: 0 4px;
    display: grid; place-items: center; background: var(--color-danger); border: 2px solid var(--color-surface);
}
.profile-dropdown, .notification-panel {
    top: 50px;
    background: var(--color-surface-elevated);
    color: var(--color-text);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
}
.notification-panel { width: min(360px, calc(100vw - 24px)); }
.notification-header { color: var(--color-text-strong); border-color: var(--color-border); }
.notification-item { color: var(--color-text); border-color: var(--color-border); }
.notification-item:hover { background: var(--color-surface-secondary); }
.notification-item.unread { color: var(--color-text); background: var(--color-primary-soft); border-left: 3px solid var(--color-primary); }
.notification-date, .notification-empty { color: var(--color-muted); }
.dropdown-item { color: var(--color-text); border-radius: 8px; margin: 2px 6px; width: calc(100% - 12px); }
.dropdown-item:hover, .dropdown-item.active { color: var(--color-primary); background: var(--color-primary-soft); }

.sidebar {
    width: 250px;
    flex: 0 0 250px;
    padding: 14px 12px 20px;
    color: var(--sidebar-text);
    background:
        radial-gradient(circle at 30% 0, rgb(81 207 102 / 12%), transparent 16rem),
        var(--sidebar-bg);
    border-right: 1px solid rgb(255 255 255 / 8%);
    overflow-y: auto;
}
.sidebar-section {
    padding: 22px 12px 8px;
    color: var(--sidebar-muted);
    opacity: 1;
    font-size: .68rem;
    font-weight: 750;
    letter-spacing: .12em;
}
.sidebar-item {
    min-height: 44px;
    margin: 3px 0;
    padding: 10px 12px;
    gap: 12px;
    color: var(--sidebar-text);
    border: 1px solid transparent;
    border-radius: 10px;
    font-size: .9rem;
    font-weight: 560;
    transition: background var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
}
.sidebar-item:hover { color: #fff; background: var(--sidebar-bg-hover); transform: translateX(2px); }
.sidebar-item.active {
    color: #fff;
    background: linear-gradient(90deg, rgb(81 207 102 / 22%), rgb(81 207 102 / 8%));
    border-color: rgb(81 207 102 / 25%);
    box-shadow: inset 3px 0 var(--color-accent);
}
.sidebar-icon { width: 20px; font-size: 1.05rem; text-align: center; opacity: .9; }

/* Shared page primitives */
.entity-page, .perfil-page { width: 100%; animation: page-in .24s ease-out; }
.card-clean, .entity-card, .form-card, .perfil-card {
    background: var(--color-surface);
    color: var(--color-text);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}
.entity-card { padding: clamp(18px, 2.2vw, 32px); }
.page-header, .dashboard-header { margin-bottom: 24px; }
.page-header h1, .dashboard-title, .detail-title {
    margin: 0;
    color: var(--color-text-strong);
    font-size: clamp(1.65rem, 2.6vw, 2.25rem);
    line-height: 1.15;
    letter-spacing: -.035em;
}
.subtitle, .dashboard-date { margin: 7px 0 0; color: var(--color-muted); font-size: .92rem; }
.entity-toolbar {
    display: flex;
    align-items: end;
    flex-wrap: wrap;
    gap: 12px;
    padding: 14px;
    margin-bottom: 18px;
    background: var(--color-surface-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
}
.entity-toolbar .form-field { min-width: min(220px, 100%); flex: 1; margin: 0; }
.search-box { min-width: min(280px, 100%); flex: 1 1 320px; }
.form-field label, .info-label { color: var(--color-muted); font-size: .76rem; font-weight: 700; letter-spacing: .035em; }
.input-clean, .perfil-input, .status-select, .assign-input, .chat-textbox {
    min-height: 42px;
    color: var(--color-text);
    background: var(--color-surface);
    border: 1px solid var(--color-border-strong);
    border-radius: 10px;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
}
.input-clean::placeholder, .chat-textbox::placeholder { color: color-mix(in srgb, var(--color-muted) 72%, transparent); }
.input-clean:focus, .perfil-input:focus, .status-select:focus, .chat-textbox:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-primary) 16%, transparent);
    outline: 0;
}
.validation-message { color: var(--color-danger); }

.btn-primary-clean, .primary-btn, .btn-primaryP, .btn-green, .btn-save {
    min-height: 40px;
    padding: 9px 16px;
    color: #fff;
    background: var(--color-primary);
    border: 1px solid var(--color-primary);
    border-radius: 10px;
    box-shadow: none;
    font-weight: 680;
    transition: background var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}
.btn-primary-clean:hover, .primary-btn:hover, .btn-primaryP:hover, .btn-green:hover, .btn-save:hover {
    color: #fff; background: var(--color-primary-hover); border-color: var(--color-primary-hover); box-shadow: var(--shadow-xs); transform: translateY(-1px);
}
.btn-secondary-clean, .btn-gray, .btn-secondaryP, .btn-cancel {
    min-height: 40px;
    padding: 9px 14px;
    color: var(--color-text);
    background: var(--color-surface);
    border: 1px solid var(--color-border-strong);
    border-radius: 10px;
    font-weight: 620;
    transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
}
.btn-secondary-clean:hover, .btn-gray:hover, .btn-secondaryP:hover, .btn-cancel:hover {
    color: var(--color-primary); background: var(--color-primary-soft); border-color: color-mix(in srgb, var(--color-primary) 42%, var(--color-border)); transform: translateY(-1px);
}
.btn-red { min-height: 40px; padding: 9px 14px; color: var(--color-danger); background: var(--color-danger-soft); border: 1px solid color-mix(in srgb, var(--color-danger) 30%, transparent); border-radius: 10px; font-weight: 650; }
.btn-red:hover { color: #fff; background: var(--color-danger); }
button:disabled { opacity: .52; cursor: not-allowed; transform: none !important; }

.entity-tabs { margin: 0 0 14px; }
.tabs-wrapper {
    width: fit-content;
    max-width: 100%;
    display: flex;
    gap: 4px;
    padding: 4px;
    overflow-x: auto;
    background: var(--color-surface-secondary);
    border: 1px solid var(--color-border);
    border-radius: 12px;
}
.btn-tab, .btn-tab-active {
    min-height: 36px;
    padding: 7px 13px;
    white-space: nowrap;
    color: var(--color-muted);
    background: transparent;
    border: 0;
    border-radius: 8px;
    font-size: .86rem;
    font-weight: 650;
}
.btn-tab:hover { color: var(--color-text); background: color-mix(in srgb, var(--color-surface) 72%, transparent); }
.btn-tab-active { color: var(--color-primary); background: var(--color-surface); box-shadow: var(--shadow-xs); }

.entity-wrapper {
    overflow: auto;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-surface);
}
.table-clean, .entity-table { width: 100%; min-width: 760px; border-collapse: separate; border-spacing: 0; background: transparent; }
.table-clean thead, .entity-table thead { background: var(--color-surface-secondary); }
.table-clean th, .entity-table th {
    position: sticky; top: 0; z-index: 1;
    padding: 12px 14px;
    color: var(--color-muted);
    background: var(--color-surface-secondary);
    border-bottom: 1px solid var(--color-border);
    font-size: .72rem;
    font-weight: 760;
    letter-spacing: .055em;
    text-transform: uppercase;
}
.table-clean td, .entity-table td { padding: 13px 14px; color: var(--color-text); border-bottom: 1px solid var(--color-border); font-size: .88rem; vertical-align: middle; }
.table-clean tbody tr, .entity-table tbody tr { background: var(--color-surface); transition: background var(--transition-fast); }
.table-clean tbody tr:hover, .entity-table tbody tr:hover { background: var(--color-surface-secondary); }
.table-empty { padding: 42px 20px; color: var(--color-muted); text-align: center; }
.clickable-row { cursor: pointer; }

.alert-clean { color: var(--color-text); background: var(--color-info-soft); border: 1px solid color-mix(in srgb, var(--color-info) 28%, transparent); border-left: 4px solid var(--color-info); border-radius: 10px; }
.alert-clean.error, .error-banner { color: var(--color-danger); background: var(--color-danger-soft); border-color: color-mix(in srgb, var(--color-danger) 32%, transparent); }

/* Dashboard */
.dashboard-container { width: 100%; }
.dashboard-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.dashboard-card {
    min-height: 138px;
    padding: 20px;
    color: var(--color-text);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xs);
}
.stat-card { overflow: hidden; position: relative; background: var(--color-surface); }
.stat-card::before { content: ""; position: absolute; inset: 0 auto 0 0; width: 3px; background: var(--color-primary); opacity: .8; }
.stat-card::after { display: none; }
.stat-card:hover { border-color: color-mix(in srgb, var(--color-primary) 34%, var(--color-border)); box-shadow: var(--shadow-sm); transform: translateY(-2px); }
.stat-title { color: var(--color-muted); font-size: .78rem; font-weight: 720; letter-spacing: .025em; text-transform: none; }
.stat-number { margin-top: 13px; color: var(--color-text-strong); font-size: clamp(1.8rem, 3vw, 2.45rem); letter-spacing: -.045em; }
.stat-number.small { font-size: 1.45rem; }
.kpi-icon { position: absolute; top: 16px; right: 16px; width: 36px; height: 36px; display: grid; place-items: center; color: var(--color-primary); background: var(--color-primary-soft); border-radius: 10px; font-size: 1rem; }
.kpi-closed::before { background: var(--color-success); }
.kpi-closed .kpi-icon { color: var(--color-success); background: var(--color-success-soft); }
.kpi-unassigned::before, .kpi-warning::before { background: var(--color-warning); }
.kpi-unassigned .kpi-icon, .kpi-warning .kpi-icon { color: var(--color-warning); background: var(--color-warning-soft); }
.kpi-time::before { background: var(--color-info); }
.kpi-time .kpi-icon { color: var(--color-info); background: var(--color-info-soft); }
.kpi-overdue::before { background: var(--color-danger); }
.kpi-overdue .kpi-icon { color: var(--color-danger); background: var(--color-danger-soft); }
.action-text { height: 100%; color: var(--color-primary); justify-content: center; }
.action-icon { width: 40px; height: 40px; display: grid; place-items: center; background: var(--color-primary-soft); border-radius: 12px; }
.action-title { font-size: .78rem; letter-spacing: .08em; }
.dashboard-breakdown-grid { gap: 14px; margin-top: 14px; }
.dashboard-breakdown { padding: 20px; margin-top: 14px; }
.dashboard-breakdown h3 { margin: 0 0 14px; color: var(--color-text-strong); font-size: 1rem; }
.metric-row { gap: 16px; padding: 11px 0; color: var(--color-text); border-color: var(--color-border); font-size: .86rem; }
.metric-row:last-child { border-bottom: 0; }
.metric-row strong { color: var(--color-text-strong); text-align: right; }

/* Status, priority and SLA badges */
.priority-badge, .sla-badge, .status-badge, .internal-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    width: fit-content;
    min-height: 25px;
    padding: 4px 9px;
    border: 1px solid transparent;
    border-radius: 999px;
    font-size: .72rem;
    font-weight: 720;
    line-height: 1;
}
.priority-critical { color: #fff; background: var(--color-danger-strong); border-color: color-mix(in srgb, var(--color-danger-strong) 75%, #000); }
.priority-high { color: #fff; background: var(--color-danger); }
.priority-medium { color: #5b3a00; background: #ffd866; border-color: #edbc2a; }
.priority-standard { color: #fff; background: var(--color-success); }
.sla-ok { color: var(--color-success); background: var(--color-success-soft); border-color: color-mix(in srgb, var(--color-success) 24%, transparent); }
.sla-warning { color: var(--color-warning); background: var(--color-warning-soft); border-color: color-mix(in srgb, var(--color-warning) 28%, transparent); }
.sla-danger { color: var(--color-danger); background: var(--color-danger-soft); border-color: color-mix(in srgb, var(--color-danger) 28%, transparent); }
.sla-none { color: var(--color-muted); background: var(--color-surface-secondary); border-color: var(--color-border); }
.ticket-unanswered { box-shadow: inset 3px 0 var(--color-danger); }

/* Ticket activity and detail */
.recent-activity { position: relative; min-width: 220px; padding-left: 22px; color: var(--color-text); }
.recent-activity::before { content: ""; position: absolute; left: 4px; top: 5px; width: 8px; height: 8px; border-radius: 50%; background: var(--color-primary); box-shadow: 0 0 0 4px var(--color-primary-soft); }
.recent-activity::after { content: ""; position: absolute; left: 7px; top: 17px; bottom: 2px; width: 1px; background: var(--color-border-strong); }
.recent-activity strong { color: var(--color-text-strong); }
.recent-activity small { color: var(--color-muted); }
.entity-modal-overlay { background: var(--overlay); backdrop-filter: blur(7px); }
.entity-modal {
    width: min(1180px, calc(100vw - 32px));
    max-height: calc(100dvh - 32px);
    color: var(--color-text);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}
.entity-detail-panel, .ticket-top-section, .ticket-client-section, .detail-chat-section { background: var(--color-surface); color: var(--color-text); }
.detail-panel-header { background: var(--color-surface-secondary); border-color: var(--color-border); }
.ticket-number { color: var(--color-text-strong); }
.ticket-info-grid-top { gap: 12px; }
.ticket-info-item, .detail-info-box, .service-desk-actions {
    background: var(--color-surface-secondary);
    color: var(--color-text);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
}
.ticket-info-item { padding: 12px; }
.ticket-info-item strong, .info-content { color: var(--color-text-strong); }
.service-desk-actions { box-shadow: none; }
.chat-title { color: var(--color-text-strong); }
.chat-messages { background: var(--color-surface-secondary); scrollbar-color: var(--color-border-strong) transparent; }
.chat-bubble { color: var(--color-text); background: var(--color-surface); border: 1px solid var(--color-border); box-shadow: var(--shadow-xs); }
.chat-row.mine .chat-bubble { color: var(--color-text); background: var(--color-primary-soft); border-color: color-mix(in srgb, var(--color-primary) 24%, transparent); }
.chat-bubble.internal { background: var(--color-warning-soft); border-left-color: var(--color-warning); }
.chat-row.mine .bubble-text, .bubble-text, .meta-user { color: var(--color-text); }
.bubble-time, .meta-time { color: var(--color-muted); }
.chat-row.other .chat-bubble {
    color: #102016;
    background: #f4fbf5;
    border-color: rgb(16 32 22 / 18%);
}
.chat-row.other .bubble-text,
.chat-row.other .meta-user {
    color: #102016;
}
.chat-row.other .bubble-time,
.chat-row.other .meta-time {
    color: #52685a;
    opacity: 1;
}
.chat-input-container { background: var(--color-surface); border-color: var(--color-border); }
.chat-input-box { background: var(--color-surface-secondary); border-color: var(--color-border); }
.btn-attach { color: var(--color-muted); background: var(--color-surface); border-color: var(--color-border); }
.internal-warning { color: var(--color-warning); background: var(--color-warning-soft); }
.rating-stars button, .rating-stars span { color: var(--color-border-strong); }
.rating-stars button.selected, .rating-stars span.selected { color: #f2b705; }
.rating-stars.readonly { display: flex; gap: 3px; font-size: 1.7rem; line-height: 1; }
.satisfaction-readonly { gap: 14px; }
.satisfaction-heading { display: flex; align-items: center; justify-content: space-between; gap: 18px; }
.satisfaction-heading h4 { margin: 3px 0 0; color: var(--color-text-strong); font-size: 1rem; }
.satisfaction-score { padding: 6px 10px; color: var(--color-warning); background: var(--color-warning-soft); border: 1px solid color-mix(in srgb, var(--color-warning) 28%, transparent); border-radius: 999px; font-size: .78rem; font-weight: 750; }
.satisfaction-comment { padding-top: 12px; border-top: 1px solid var(--color-border); }
.satisfaction-comment p, .satisfaction-empty { margin: 5px 0 0; color: var(--color-muted); }

/* Clients, users, FAQ and login */
.filter-check { color: var(--color-muted); }
.faq-list { gap: 10px; }
.faq-list details { color: var(--color-text); background: var(--color-surface-secondary); border-color: var(--color-border); border-radius: var(--radius-md); transition: border-color var(--transition-fast), background var(--transition-fast); }
.faq-list details[open] { background: var(--color-surface); border-color: color-mix(in srgb, var(--color-primary) 35%, var(--color-border)); }
.faq-list summary { color: var(--color-text-strong); list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; color: var(--color-primary); font-size: 1.2rem; }
.faq-list details[open] summary::after { content: "−"; }
.faq-list p { margin: 12px 0 0; color: var(--color-muted); }
.login-container { background: linear-gradient(135deg, #0d3416, #1b7f2a 58%, #236f32); }
.login-theme-toggle { position: fixed; top: 18px; right: 18px; z-index: 2; }
.login-theme-toggle .theme-toggle { color: #fff; background: rgb(255 255 255 / 12%); border-color: rgb(255 255 255 / 22%); backdrop-filter: blur(12px); }
.login-theme-toggle .theme-toggle:hover { color: #fff; background: rgb(255 255 255 / 20%); }
.login-card { width: min(380px, calc(100vw - 24px)); box-sizing: border-box; color: var(--color-text); background: color-mix(in srgb, var(--color-surface) 95%, transparent); border: 1px solid color-mix(in srgb, #fff 18%, var(--color-border)); border-radius: var(--radius-xl); box-shadow: var(--shadow-lg); }
.login-header h2 { color: var(--color-text-strong); }
.login-field label { color: var(--color-muted); }
.toggle-password { color: var(--color-muted); background: transparent; border: 0; }
.toggle-password:hover { color: var(--color-primary); }
.login-error { color: var(--color-danger); background: var(--color-danger-soft); }
.login-success { color: var(--color-success); background: var(--color-success-soft); }
.btn-link-clean { color: var(--color-primary); font-weight: 650; }
.btn-link-clean:hover { color: var(--color-primary-hover); }

/* Dark theme fixes for legacy surfaces */
[data-theme="dark"] :where(.card, .form-card, .perfil-card, .assign-list, .image-wrapper, .chat-file, .selected-files) {
    color: var(--color-text);
    background: var(--color-surface-elevated);
    border-color: var(--color-border);
}
[data-theme="dark"] :where(.status-pill, .status-open, .status-pending) { color: var(--color-text); }
[data-theme="dark"] .viewer-toolbar button { color: #fff; }
[data-theme="dark"] .priority-medium { color: #3d2900; }

@keyframes page-in {
    from { opacity: 0; transform: translateY(5px); }
    to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 1200px) {
    .dashboard-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 900px) {
    .menu-btn { display: inline-grid; place-items: center; position: static; width: 40px; height: 40px; color: var(--color-muted); }
    .sidebar { position: fixed; top: 68px; bottom: 0; left: 0; z-index: 950; height: auto; transform: translateX(-102%); box-shadow: var(--shadow-lg); transition: transform var(--transition-normal); }
    .sidebar.open { transform: translateX(0); }
    .sidebar-overlay { position: fixed; inset: 68px 0 0; z-index: 940; background: var(--overlay); backdrop-filter: blur(3px); }
    .dashboard-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .main-content { padding: 20px; }
}

@media (max-width: 640px) {
    .top-navbar { height: 62px; flex-basis: 62px; padding: 0 12px; }
    .sidebar { top: 62px; width: min(300px, 86vw); }
    .sidebar-overlay { inset-block-start: 62px; }
    .system-name { display: none; }
    .navbar-right { gap: 3px; }
    .profile-btn { padding: 4px; }
    .main-content { padding: 12px; }
    .entity-card { padding: 15px; border-radius: var(--radius-md); }
    .entity-toolbar { align-items: stretch; padding: 11px; }
    .entity-toolbar > :where(input, select, button, label, .form-field) { width: 100%; max-width: none; }
    .dashboard-grid { grid-template-columns: 1fr; }
    .dashboard-card { min-height: 112px; }
    .dashboard-breakdown-grid { grid-template-columns: 1fr; }
    .metric-row { align-items: flex-start; flex-direction: column; gap: 4px; }
    .metric-row strong { text-align: left; }
    .entity-modal { width: 100vw; max-height: 100dvh; height: 100dvh; border: 0; border-radius: 0; }
    .header-top, .header-bottom, .ticket-header-actions, .header-actions-bottom { flex-wrap: wrap; gap: 8px; }
    .ticket-info-grid-top { grid-template-columns: 1fr; }
    .quick-response { display: none; }
    .notification-panel { position: fixed; top: 68px; right: 12px; left: 12px; width: auto; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}