/* ============================================================
   Support Portal — app.css
   Bootstrap 5 base + custom design system
   Traffic light colour system + dark sidebar layout
   ============================================================ */

/* -- CSS Variables ----------------------------------------- */
:root {
    --sp-sidebar-width: 240px;
    --sp-sidebar-bg: #1e293b;
    --sp-sidebar-text: #94a3b8;
    --sp-sidebar-text-active: #ffffff;
    --sp-sidebar-active-bg: #2563eb;
    --sp-sidebar-hover-bg: #334155;
    --sp-topnav-height: 60px;
    --sp-topnav-bg: #ffffff;
    --sp-content-bg: #f8fafc;
    --sp-card-bg: #ffffff;
    --sp-border: #e2e8f0;
    --sp-text: #1e293b;
    --sp-text-muted: #64748b;
    --sp-radius: 8px;

    /* Traffic light */
    --tl-red: #ef4444;
    --tl-red-bg: #fef2f2;
    --tl-red-border: #fca5a5;
    --tl-amber: #f59e0b;
    --tl-amber-bg: #fffbeb;
    --tl-amber-border: #fcd34d;
    --tl-green: #22c55e;
    --tl-green-bg: #f0fdf4;
    --tl-green-border: #86efac;
    --tl-blue: #3b82f6;
    --tl-blue-bg: #eff6ff;
    --tl-blue-border: #93c5fd;
    --tl-grey: #94a3b8;
    --tl-grey-bg: #f8fafc;
    --tl-orange: #f97316;
    --tl-orange-bg: #fff7ed;
}

/* -- Reset / Base ------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
body {
    font-family: 'Segoe UI', Arial, sans-serif;
    background: var(--sp-content-bg);
    color: var(--sp-text);
    margin: 0;
    overflow-x: hidden;
}
a { color: var(--sp-sidebar-active-bg); }

/* -- Sidebar ----------------------------------------------- */
.sp-sidebar {
    position: fixed;
    top: 0; left: 0; bottom: 0;
    width: var(--sp-sidebar-width);
    background: var(--sp-sidebar-bg);
    display: flex;
    flex-direction: column;
    z-index: 1000;
    transition: transform 0.25s ease;
    overflow-y: auto;
}

.sp-sidebar-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 20px 20px 16px;
    color: #fff;
    font-size: 17px;
    font-weight: 700;
    border-bottom: 1px solid #334155;
    text-decoration: none;
}
.sp-sidebar-brand i { font-size: 22px; color: #60a5fa; }

.sp-sidebar-nav {
    flex: 1;
    padding: 12px 0;
}

.sp-nav-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 20px;
    color: var(--sp-sidebar-text);
    text-decoration: none;
    font-size: 14px;
    border-radius: 0;
    transition: background 0.15s, color 0.15s;
    cursor: pointer;
    border: none;
    background: none;
    width: 100%;
    text-align: left;
}
.sp-nav-link:hover {
    background: var(--sp-sidebar-hover-bg);
    color: var(--sp-sidebar-text-active);
}
.sp-nav-link.active {
    background: var(--sp-sidebar-active-bg);
    color: #fff;
}
.sp-nav-link i { font-size: 16px; min-width: 20px; }

.sp-nav-section {
    padding: 16px 20px 6px;
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: #475569;
}

.sp-sidebar-footer {
    padding: 12px 0;
    border-top: 1px solid #334155;
}

/* -- Main wrapper ------------------------------------------ */
.sp-main-wrapper {
    margin-left: var(--sp-sidebar-width);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition: margin-left 0.25s ease;
}

/* -- Top nav ----------------------------------------------- */
.sp-topnav {
    height: var(--sp-topnav-height);
    background: var(--sp-topnav-bg);
    border-bottom: 1px solid var(--sp-border);
    display: flex;
    align-items: center;
    padding: 0 24px 0 8px;
    position: sticky;
    top: 0;
    z-index: 999;
    gap: 12px;
}
.sp-topnav-right {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 16px;
}
.sp-topnav-brand {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 14px;
    min-width: 0;
}
.sp-topnav-brand img {
    max-height: 32px;
    max-width: 160px;
    object-fit: contain;
}
.sp-topnav-brand-divider {
    width: 1px;
    height: 24px;
    background: var(--sp-border);
}
.sp-sidebar-toggle { color: var(--sp-text-muted); padding: 6px 12px; }
.sp-sidebar-toggle:hover { color: var(--sp-text); }

.sp-bell-btn {
    color: var(--sp-text-muted);
    padding: 6px;
    position: relative;
}
.sp-bell-btn:hover { color: var(--sp-text); }

.sp-notif-badge {
    position: absolute;
    top: 2px; right: 2px;
    background: var(--tl-red);
    color: #fff;
    font-size: 10px;
    font-weight: 700;
    border-radius: 10px;
    padding: 1px 5px;
    min-width: 18px;
    text-align: center;
    line-height: 14px;
}

.sp-topnav-user {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    line-height: 1.2;
}
.sp-user-name { font-size: 14px; font-weight: 600; color: var(--sp-text); }
.sp-user-role { font-size: 11px; color: var(--sp-text-muted); }

/* -- Notification dropdown --------------------------------- */
.sp-notif-dropdown {
    width: 320px;
    max-height: 420px;
    overflow-y: auto;
    padding: 0;
    border: 1px solid var(--sp-border);
    border-radius: var(--sp-radius);
    box-shadow: 0 8px 24px rgba(0,0,0,0.1);
}
.sp-notif-header {
    padding: 12px 16px;
    font-weight: 700;
    font-size: 13px;
    border-bottom: 1px solid var(--sp-border);
    color: var(--sp-text);
}
.sp-notif-empty {
    padding: 20px;
    text-align: center;
    color: var(--sp-text-muted);
    font-size: 13px;
}
.sp-notif-item {
    display: flex;
    align-items: flex-start;
    gap: 6px;
    padding: 12px 16px;
    border-bottom: 1px solid var(--sp-border);
    color: var(--sp-text);
    transition: background 0.15s;
}
.sp-notif-item:hover { background: #f8fafc; }
.sp-notif-item.unread { background: var(--tl-blue-bg); }
.sp-notif-title { font-size: 13px; font-weight: 600; }
.sp-notif-msg { font-size: 12px; color: var(--sp-text-muted); margin-top: 2px; }
.sp-notif-time { font-size: 11px; color: var(--sp-text-muted); margin-top: 4px; }

/* -- Content area ------------------------------------------ */
.sp-content {
    flex: 1;
    padding: 28px;
}

/* -- Auth pages (login etc) -------------------------------- */
.sp-auth-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--sp-sidebar-bg);
}
.sp-auth-card {
    background: #fff;
    border-radius: 12px;
    padding: 40px;
    width: 100%;
    max-width: 420px;
    box-shadow: 0 12px 40px rgba(0,0,0,0.15);
}
.sp-auth-logo {
    text-align: center;
    margin-bottom: 28px;
}
.sp-auth-logo i { font-size: 40px; color: var(--sp-sidebar-active-bg); }
.sp-auth-logo h1 { font-size: 22px; font-weight: 700; color: var(--sp-text); margin: 8px 0 4px; }
.sp-auth-logo p { color: var(--sp-text-muted); font-size: 14px; margin: 0; }

/* -- Page header ------------------------------------------- */
.sp-page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 12px;
}
.sp-page-title { font-size: 22px; font-weight: 700; color: var(--sp-text); margin: 0; }
.sp-page-subtitle { font-size: 14px; color: var(--sp-text-muted); margin: 0; }

/* -- Cards ------------------------------------------------- */
.sp-card {
    background: var(--sp-card-bg);
    border: 1px solid var(--sp-border);
    border-radius: var(--sp-radius);
    padding: 24px;
    margin-bottom: 20px;
}
.sp-card-title {
    font-size: 15px;
    font-weight: 700;
    color: var(--sp-text);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* -- Stat cards -------------------------------------------- */
.sp-stat-card {
    background: var(--sp-card-bg);
    border: 1px solid var(--sp-border);
    border-radius: var(--sp-radius);
    padding: 20px 24px;
    display: flex;
    align-items: center;
    gap: 16px;
}
.sp-stat-icon {
    width: 48px; height: 48px;
    border-radius: var(--sp-radius);
    display: flex; align-items: center; justify-content: center;
    font-size: 22px;
    flex-shrink: 0;
}
.sp-stat-value { font-size: 28px; font-weight: 800; color: var(--sp-text); line-height: 1; }
.sp-stat-label { font-size: 13px; color: var(--sp-text-muted); margin-top: 2px; }

/* -- Traffic light status badges --------------------------- */
.badge-status-new, .badge-status-open { background: var(--tl-blue-bg); color: var(--tl-blue); border: 1px solid var(--tl-blue-border); }
.badge-status-inprogress, .badge-status-waitingonclient, .badge-status-waitingonsupport { background: var(--tl-amber-bg); color: #b45309; border: 1px solid var(--tl-amber-border); }
.badge-status-escalated { background: var(--tl-red-bg); color: var(--tl-red); border: 1px solid var(--tl-red-border); }
.badge-status-resolved { background: var(--tl-green-bg); color: #15803d; border: 1px solid var(--tl-green-border); }
.badge-status-closed, .badge-status-cancelled { background: var(--tl-grey-bg); color: var(--tl-grey); border: 1px solid #cbd5e1; }
.badge-status-reopened { background: var(--tl-orange-bg); color: var(--tl-orange); border: 1px solid #fed7aa; }

.badge-priority-critical, .badge-priority-urgent { background: var(--tl-red-bg); color: var(--tl-red); border: 1px solid var(--tl-red-border); }
.badge-priority-high { background: var(--tl-amber-bg); color: #b45309; border: 1px solid var(--tl-amber-border); }
.badge-priority-normal { background: var(--tl-blue-bg); color: var(--tl-blue); border: 1px solid var(--tl-blue-border); }
.badge-priority-low { background: var(--tl-green-bg); color: #15803d; border: 1px solid var(--tl-green-border); }

.sp-badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    white-space: nowrap;
}

/* -- SLA indicator ----------------------------------------- */
.sp-sla-ok    { color: #15803d; font-size: 12px; }
.sp-sla-warn  { color: #b45309; font-size: 12px; }
.sp-sla-breach { color: var(--tl-red); font-size: 12px; font-weight: 700; }

/* -- Toast notifications ----------------------------------- */
.sp-toast-container {
    position: fixed;
    top: 20px; right: 20px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-width: 340px;
}
.sp-toast {
    background: #fff;
    border-radius: var(--sp-radius);
    box-shadow: 0 4px 20px rgba(0,0,0,0.12);
    padding: 14px 16px;
    border-left: 4px solid #ccc;
    display: flex;
    align-items: flex-start;
    gap: 10px;
    animation: toastIn 0.25s ease;
    position: relative;
    overflow: hidden;
}
.sp-toast.success { border-left-color: var(--tl-green); }
.sp-toast.error   { border-left-color: var(--tl-red); }
.sp-toast.warning { border-left-color: var(--tl-amber); }
.sp-toast.info    { border-left-color: var(--tl-blue); }
.sp-toast-icon { font-size: 18px; flex-shrink: 0; margin-top: 1px; }
.sp-toast.success .sp-toast-icon { color: var(--tl-green); }
.sp-toast.error   .sp-toast-icon { color: var(--tl-red); }
.sp-toast.warning .sp-toast-icon { color: var(--tl-amber); }
.sp-toast.info    .sp-toast-icon { color: var(--tl-blue); }
.sp-toast-body { flex: 1; }
.sp-toast-title { font-size: 14px; font-weight: 700; color: var(--sp-text); }
.sp-toast-msg   { font-size: 13px; color: var(--sp-text-muted); margin-top: 2px; }
.sp-toast-progress {
    position: absolute;
    bottom: 0; left: 0;
    height: 3px;
    background: currentColor;
    animation: toastProgress 4s linear forwards;
}
.sp-toast.success .sp-toast-progress { color: var(--tl-green); }
.sp-toast.error   .sp-toast-progress { color: var(--tl-red); }
.sp-toast.warning .sp-toast-progress { color: var(--tl-amber); }

@keyframes toastIn {
    from { opacity: 0; transform: translateX(20px); }
    to   { opacity: 1; transform: translateX(0); }
}
@keyframes toastProgress {
    from { width: 100%; }
    to   { width: 0%; }
}

/* -- Tables ------------------------------------------------ */
.sp-table { width: 100%; border-collapse: collapse; }
.sp-table th {
    background: #f1f5f9;
    color: var(--sp-text-muted);
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 10px 14px;
    text-align: left;
    border-bottom: 1px solid var(--sp-border);
}
.sp-table td {
    padding: 12px 14px;
    border-bottom: 1px solid var(--sp-border);
    font-size: 13px;
    color: var(--sp-text);
    vertical-align: middle;
}
.sp-table tr:hover td { background: #f8fafc; }
.sp-table tr:last-child td { border-bottom: none; }
.sp-table a { color: var(--sp-text); text-decoration: none; font-weight: 600; }
.sp-table a:hover { color: var(--sp-sidebar-active-bg); }

/* -- Ticket ref pill --------------------------------------- */
.sp-ticket-ref {
    font-family: monospace;
    font-size: 12px;
    background: #f1f5f9;
    color: var(--sp-text-muted);
    padding: 2px 8px;
    border-radius: 4px;
    border: 1px solid var(--sp-border);
}

/* -- Empty states ------------------------------------------ */
.sp-empty {
    text-align: center;
    padding: 60px 20px;
    color: var(--sp-text-muted);
}
.sp-empty i { font-size: 48px; margin-bottom: 12px; display: block; }
.sp-empty h5 { font-size: 16px; font-weight: 600; color: var(--sp-text); }
.sp-empty p { font-size: 14px; }

/* -- Buttons — consistent semantic colour system ----------- */

/* Primary — blue, main CTA */
.btn-sp-primary {
    background: #2563eb;
    color: #fff !important;
    border: 1px solid #2563eb;
    padding: 8px 20px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    transition: background 0.15s, border-color 0.15s;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    text-decoration: none;
}
.btn-sp-primary:hover   { background: #1d4ed8; border-color: #1d4ed8; color: #fff !important; }
.btn-sp-primary:disabled { opacity: 0.55; cursor: not-allowed; pointer-events: none; }

/* Success — green, confirm/save/resolve */
.btn-sp-success {
    background: #16a34a;
    color: #fff !important;
    border: 1px solid #16a34a;
    padding: 8px 20px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    transition: background 0.15s;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    text-decoration: none;
}
.btn-sp-success:hover   { background: #15803d; border-color: #15803d; color: #fff !important; }
.btn-sp-success:disabled { opacity: 0.55; cursor: not-allowed; pointer-events: none; }

/* Danger — red, delete/deactivate/destructive */
.btn-sp-danger {
    background: #dc2626;
    color: #fff !important;
    border: 1px solid #dc2626;
    padding: 8px 20px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    transition: background 0.15s;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    text-decoration: none;
}
.btn-sp-danger:hover   { background: #b91c1c; border-color: #b91c1c; color: #fff !important; }
.btn-sp-danger:disabled { opacity: 0.55; cursor: not-allowed; pointer-events: none; }

/* Warning — amber, caution actions */
.btn-sp-warning {
    background: #d97706;
    color: #fff !important;
    border: 1px solid #d97706;
    padding: 8px 20px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    transition: background 0.15s;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    text-decoration: none;
}
.btn-sp-warning:hover   { background: #b45309; border-color: #b45309; color: #fff !important; }
.btn-sp-warning:disabled { opacity: 0.55; cursor: not-allowed; pointer-events: none; }

/* Secondary — grey, cancel/reset/neutral */
.btn-sp-secondary {
    background: #fff;
    color: #374151 !important;
    border: 1px solid #d1d5db;
    padding: 8px 20px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    transition: background 0.15s, border-color 0.15s;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    text-decoration: none;
}
.btn-sp-secondary:hover   { background: #f9fafb; border-color: #9ca3af; color: #111827 !important; }
.btn-sp-secondary:disabled { opacity: 0.55; cursor: not-allowed; pointer-events: none; }

/* Size variants */
.btn-sp-sm { padding: 5px 12px !important; font-size: 12px !important; }
.btn-sp-lg { padding: 12px 28px !important; font-size: 16px !important; }
.btn-sp-w  { width: 100%; justify-content: center; }

/* -- Mobile ------------------------------------------------ */
@media (max-width: 768px) {
    .sp-sidebar {
        transform: translateX(calc(-1 * var(--sp-sidebar-width)));
    }
    .sp-sidebar.open {
        transform: translateX(0);
    }
    .sp-main-wrapper {
        margin-left: 0;
    }
    .sp-content { padding: 16px; }
    .sp-stat-card { padding: 14px 16px; }
    .sp-stat-value { font-size: 22px; }

    /* Ticket list cards on mobile */
    .sp-table-responsive-cards thead { display: none; }
    .sp-table-responsive-cards tr {
        display: block;
        border: 1px solid var(--sp-border);
        border-radius: var(--sp-radius);
        margin-bottom: 12px;
        background: #fff;
        padding: 14px;
    }
    .sp-table-responsive-cards td {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 5px 0;
        border: none;
        font-size: 13px;
    }
    .sp-table-responsive-cards td::before {
        content: attr(data-label);
        font-weight: 700;
        color: var(--sp-text-muted);
        font-size: 11px;
        text-transform: uppercase;
        min-width: 110px;
    }
}