/* === CSS Variables === */
:root {
    --bg-primary: #0f1117;
    --bg-secondary: #1a1b2e;
    --bg-tertiary: #252640;
    --bg-card: #1e1f35;
    --bg-hover: #2a2b45;
    --text-primary: #e8e8ed;
    --text-secondary: #9d9db5;
    --text-muted: #6b6b80;
    --accent: #6c63ff;
    --accent-hover: #5a52e0;
    --accent-light: rgba(108, 99, 255, 0.15);
    --success: #4ade80;
    --warning: #fbbf24;
    --danger: #f87171;
    --info: #60a5fa;
    --border: #2d2e48;
    --border-light: #3a3b55;
    --radius: 8px;
    --radius-lg: 12px;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.4);
    --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'SF Mono', 'Fira Code', monospace;
    --transition: 0.2s ease;
}

/* === Reset === */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 14px;
    -webkit-font-smoothing: antialiased;
}

body {
    font-family: var(--font);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.5;
    min-height: 100vh;
}

body.light-theme {
    --bg-primary: #f4f5f8;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f0f2f6;
    --bg-card: #ffffff;
    --bg-hover: #e7eaf2;
    --text-primary: #1f2430;
    --text-secondary: #4c556b;
    --text-muted: #7b849b;
    --accent: #2b6fe8;
    --accent-hover: #225bcc;
    --accent-light: rgba(43, 111, 232, 0.15);
    --success: #16a34a;
    --warning: #d97706;
    --danger: #dc2626;
    --info: #2563eb;
    --border: #d8dde8;
    --border-light: #c4ccde;
    --shadow: 0 2px 8px rgba(20, 26, 40, 0.08);
    --shadow-lg: 0 6px 18px rgba(20, 26, 40, 0.12);
}

/* === Scrollbar === */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--border-light);
}

/* === Typography === */
h1, h2, h3, h4 {
    font-weight: 600;
    color: var(--text-primary);
}
h1 { font-size: 1.5rem; }
h2 { font-size: 1.25rem; }
h3 { font-size: 1.1rem; }

a {
    color: var(--accent);
    text-decoration: none;
}
a:hover {
    text-decoration: underline;
}

/* === Layout === */
#app {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.app-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1.5rem;
    height: 56px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.app-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: -0.5px;
}

.app-logo .brand-mark {
    width: 20px;
    height: 20px;
    flex: 0 0 20px;
    display: inline-block;
    background-color: currentColor;
    -webkit-mask-image: url("/assets/images/logo.png");
    mask-image: url("/assets/images/logo.png");
    -webkit-mask-mode: alpha;
    mask-mode: alpha;
    -webkit-mask-repeat: no-repeat;
    mask-repeat: no-repeat;
    -webkit-mask-position: center;
    mask-position: center;
    -webkit-mask-size: contain;
    mask-size: contain;
}

.app-logo .brand-name {
    display: inline-block;
}

.app-nav {
    display: flex;
    gap: 0.25rem;
}

.nav-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    padding: 0.5rem 1rem;
    border-radius: var(--radius);
    cursor: pointer;
    font-size: 0.9rem;
    font-family: var(--font);
    transition: all var(--transition);
}
.nav-btn:hover {
    color: var(--text-primary);
    background: var(--bg-hover);
}
.nav-btn.active {
    color: var(--accent);
    background: var(--accent-light);
}

.header-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.org-selector select {
    min-width: 160px;
}

.profile-menu {
    position: relative;
}

.profile-dropdown {
    position: absolute;
    right: 0;
    top: calc(100% + 8px);
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    min-width: 160px;
    padding: 0.35rem;
    display: none;
    z-index: 120;
}

.profile-dropdown.open {
    display: block;
}

.profile-item {
    width: 100%;
    background: none;
    border: none;
    text-align: left;
    padding: 0.5rem 0.6rem;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 0.9rem;
}

.profile-item:hover {
    color: var(--text-primary);
    background: var(--bg-hover);
}

.app-main {
    flex: 1;
    padding: 1.5rem;
    max-width: 1600px;
    width: 100%;
    margin: 0 auto;
}

/* === Auth === */
.auth-view {
    position: fixed;
    inset: 0;
    background: radial-gradient(circle at top, rgba(108, 99, 255, 0.18), rgba(15, 17, 23, 0.95));
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    z-index: 999;
}

.auth-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    width: min(480px, 100%);
    box-shadow: var(--shadow-lg);
}

.auth-tabs {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.auth-tab {
    flex: 1;
    border: 1px solid var(--border);
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius);
    cursor: pointer;
    font-size: 0.9rem;
}

.auth-tab.active {
    color: var(--text-primary);
    border-color: var(--accent);
    background: var(--accent-light);
}

.auth-form {
    display: grid;
    gap: 0.75rem;
}

.auth-message {
    min-height: 1.2rem;
    margin-bottom: 0.75rem;
    color: var(--danger);
    font-size: 0.85rem;
}

.auth-message.success {
    color: var(--success);
}

.auth-remember {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.85rem;
}

/* === Print / PDF Export === */
@media print {
    body {
        background: #ffffff !important;
        color: #111827 !important;
    }
    .app-header,
    .tile-toolbar,
    .filter-bar,
    .toast-container,
    #modal-overlay {
        display: none !important;
    }
    .view {
        display: none !important;
    }
    #print-export {
        display: block !important;
    }
    #view-dashboard {
        display: none !important;
    }
    #grid-container {
        display: none !important;
    }
    .print-export {
        padding: 1rem 1.5rem;
    }
    .print-export-title {
        font-size: 1.1rem;
        font-weight: 600;
        margin-bottom: 0.75rem;
    }
    .print-tile {
        break-inside: avoid;
        page-break-inside: avoid;
        margin-bottom: 0.75rem;
        border: 1px solid #e5e7eb;
        border-radius: 8px;
        background: #ffffff;
        box-shadow: none;
    }
    .print-tile .tile-body {
        overflow: visible !important;
    }
    a[href]:after {
        content: "";
    }
}

body.print-mode {
    background: #ffffff;
    color: #111827;
}

body.read-only .tile-actions,
body.read-only .tile-toolbar,
body.read-only #dashboard-selector {
    display: none !important;
}

/* === Views === */
.view {
    display: none;
}
.view.active {
    display: block;
}

.view-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5rem;
}

/* === Buttons === */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.5rem 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg-tertiary);
    color: var(--text-primary);
    font-family: var(--font);
    font-size: 0.85rem;
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
}
.btn:hover {
    background: var(--bg-hover);
    border-color: var(--border-light);
}
.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-primary {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
}
.btn-primary:hover {
    background: var(--accent-hover);
    border-color: var(--accent-hover);
}

.btn-danger {
    background: var(--danger);
    border-color: var(--danger);
    color: #fff;
}
.btn-danger:hover {
    background: #dc2626;
}

.btn-sm {
    padding: 0.3rem 0.6rem;
    font-size: 0.8rem;
}

.icon-btn {
    padding: 0.35rem 0.5rem;
}

.icon-btn svg {
    width: 16px;
    height: 16px;
    color: inherit;
}

.icon-btn .theme-icon-dark {
    display: inline;
}

.icon-btn .theme-icon-light {
    display: none;
}

.btn-full-width {
    width: 100%;
    justify-content: center;
}

.btn-ghost {
    background: transparent;
    border-color: transparent;
}
.btn-ghost:hover {
    background: var(--bg-hover);
}

.theme-icon {
    width: 16px;
    height: 16px;
}

.theme-icon-light {
    display: none;
}

body.light-theme .theme-icon-light {
    display: inline;
}

body.light-theme .theme-icon-dark {
    display: none;
}

/* === Alert filters UI === */
.alert-filter-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}
.alert-filter-row {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 0.6rem 0.75rem;
    background: var(--bg-tertiary);
}
.alert-filter-row label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}
.alert-filter-controls {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 0.5rem;
}

/* === AI Analysis Overlay === */
#ai-analysis-overlay {
    position: absolute;
    inset: 0;
    display: none;
    align-items: center;
    justify-content: center;
    background: rgba(15, 23, 42, 0.45);
    z-index: 10001;
    backdrop-filter: blur(2px);
}
#ai-analysis-overlay .ai-analysis-overlay-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.25rem 1.5rem;
    color: var(--text-primary);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.2);
}
#ai-analysis-overlay .ai-analysis-overlay-text {
    font-size: 0.95rem;
    font-weight: 600;
}

/* === Form elements === */
input, select, textarea {
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-primary);
    padding: 0.5rem 0.75rem;
    font-family: var(--font);
    font-size: 0.9rem;
    transition: border-color var(--transition);
}
input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--accent);
}

select {
    cursor: pointer;
}

textarea {
    resize: vertical;
    min-height: 80px;
}

label {
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin-bottom: 0.3rem;
    display: block;
}

/* === Cards === */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.25rem;
}

/* === Tables === */
.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}
.data-table th {
    text-align: left;
    padding: 0.6rem 0.75rem;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    font-weight: 500;
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
}
.data-table td {
    padding: 0.5rem 0.75rem;
    border-bottom: 1px solid var(--border);
    color: var(--text-primary);
    max-width: 250px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.data-table tr:hover td {
    background: var(--bg-hover);
}

/* === Empty States === */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--text-secondary);
}
.empty-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.3;
}
.empty-state h2 {
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
}
.empty-state p {
    margin-bottom: 1.5rem;
}

/* === Badges === */
.badge {
    display: inline-block;
    padding: 0.15rem 0.5rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 500;
}
.badge-success {
    background: rgba(74, 222, 128, 0.15);
    color: var(--success);
}
.badge-warning {
    background: rgba(251, 191, 36, 0.15);
    color: var(--warning);
}
.badge-danger {
    background: rgba(248, 113, 113, 0.15);
    color: var(--danger);
}
.badge-info {
    background: rgba(96, 165, 250, 0.15);
    color: var(--info);
}

/* === Toast notifications === */
.toast-container {
    position: fixed;
    top: 70px;
    right: 1.5rem;
    z-index: 10000;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.toast {
    padding: 0.75rem 1rem;
    border-radius: var(--radius);
    background: var(--bg-card);
    border: 1px solid var(--border);
    color: var(--text-primary);
    font-size: 0.85rem;
    box-shadow: var(--shadow-lg);
    animation: toastIn 0.3s ease;
    max-width: 400px;
}
.toast.toast-success { border-left: 3px solid var(--success); }
.toast.toast-error   { border-left: 3px solid var(--danger); }
.toast.toast-warning { border-left: 3px solid var(--warning); }
.toast.toast-info    { border-left: 3px solid var(--info); }

.toast.removing {
    animation: toastOut 0.3s ease forwards;
}

@keyframes toastIn {
    from { opacity: 0; transform: translateX(100%); }
    to   { opacity: 1; transform: translateX(0); }
}
@keyframes toastOut {
    from { opacity: 1; transform: translateX(0); }
    to   { opacity: 0; transform: translateX(100%); }
}

/* === Spinner === */
.spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}
.spinner-lg {
    width: 36px;
    height: 36px;
    border-width: 3px;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* === Boot Screen === */
.boot-screen {
    position: fixed;
    inset: 0;
    z-index: 1500;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at 20% 20%, rgba(46, 201, 196, 0.12), transparent 45%),
                radial-gradient(circle at 80% 30%, rgba(120, 92, 255, 0.12), transparent 50%),
                var(--bg);
    transition: opacity 0.25s ease;
}
.boot-screen.hidden {
    opacity: 0;
    pointer-events: none;
}
.boot-card {
    display: grid;
    grid-template-columns: 52px 1fr auto;
    gap: 0.85rem;
    align-items: center;
    padding: 1rem 1.25rem;
    border-radius: 16px;
    border: 1px solid var(--border);
    background: var(--bg-card);
    box-shadow: var(--shadow-lg);
}
.boot-mark {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    background: linear-gradient(140deg, var(--accent) 0%, rgba(61, 220, 151, 0.2) 100%);
    border: 1px solid var(--border);
}
.boot-title {
    font-weight: 600;
    letter-spacing: 0.2px;
}
.boot-subtitle {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 0.1rem;
}

/* === Loading overlay === */
.loading-overlay {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    gap: 0.75rem;
    color: var(--text-secondary);
}

/* === Utility === */
.text-muted { color: var(--text-muted); }
.text-secondary { color: var(--text-secondary); }
.text-accent { color: var(--accent); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.gap-1 { gap: 0.5rem; }
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.flex-1 { flex: 1; }
.hidden { display: none !important; }

/* === Responsive === */
@media (max-width: 1024px) {
    .app-main {
        padding: 1.25rem;
    }

    .toast-container {
        right: 1rem;
    }
}

@media (max-width: 900px) {
    .app-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1.5rem;
    height: 56px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.app-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: -0.5px;
}

.app-logo .brand-mark {
    width: 20px;
    height: 20px;
    flex: 0 0 20px;
    display: inline-block;
    background-color: currentColor;
    -webkit-mask-image: url("/assets/images/logo.png");
    mask-image: url("/assets/images/logo.png");
    -webkit-mask-mode: alpha;
    mask-mode: alpha;
    -webkit-mask-repeat: no-repeat;
    mask-repeat: no-repeat;
    -webkit-mask-position: center;
    mask-position: center;
    -webkit-mask-size: contain;
    mask-size: contain;
}

.app-logo .brand-name {
    display: inline-block;
}

.app-nav {
        flex-wrap: wrap;
        justify-content: flex-start;
    }

    .app-main {
        padding: 1rem;
    }
}

@media (max-width: 600px) {
    html {
        font-size: 13px;
    }

    .nav-btn {
        padding: 0.4rem 0.7rem;
    }

    .tile-toolbar {
        flex-wrap: wrap;
        justify-content: flex-start;
    }

    .tile-toolbar .btn {
        flex: 1 1 calc(50% - 0.5rem);
        justify-content: center;
    }

    .modal {
        width: calc(100% - 2rem);
        max-height: 90vh;
    }

    .modal-footer {
        flex-wrap: wrap;
    }

    .toast {
        max-width: calc(100vw - 2rem);
    }

    .empty-state {
        padding: 2.5rem 1rem;
    }
}