/**
 * ICP Finance — Design tokens (base)
 */
:root {
    --icp-primary: #4f46e5;
    --icp-primary-dark: #4338ca;
    --icp-primary-light: #818cf8;
    --icp-accent: #06b6d4;
    --icp-success: #10b981;
    --icp-warning: #f59e0b;
    --icp-danger: #ef4444;
    --icp-dark: #0f172a;
    --icp-muted: #64748b;
    --icp-bg: #f1f5fb;
    --icp-surface: #ffffff;
    --icp-border: rgba(15, 23, 42, 0.08);
    --icp-sidebar-bg: #080f1a;
    --icp-sidebar-text: #94a3b8;
    --icp-radius: 14px;
    --icp-radius-sm: 10px;
    --icp-radius-lg: 20px;
    --icp-shadow: 0 1px 2px rgba(15, 23, 42, 0.04), 0 4px 16px rgba(15, 23, 42, 0.04);
    --icp-shadow-md: 0 4px 6px rgba(15, 23, 42, 0.04), 0 12px 32px rgba(15, 23, 42, 0.08);
    --icp-shadow-lg: 0 20px 50px rgba(15, 23, 42, 0.12);
    --icp-gradient: linear-gradient(135deg, #4f46e5 0%, #06b6d4 100%);
    --icp-font: 'Plus Jakarta Sans', 'Inter', system-ui, sans-serif;
    --icp-sidebar-width: 272px;
    --icp-transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

* { box-sizing: border-box; }

body {
    font-family: var(--icp-font);
    background: var(--icp-bg);
    color: var(--icp-dark);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.form-control:focus, .form-select:focus {
    border-color: var(--icp-primary);
    box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.12);
}

/* Mobile offcanvas */
.offcanvas-mobile-nav .offcanvas-header {
    border-bottom: 1px solid var(--icp-border);
    padding: 1rem 1.25rem;
}
.offcanvas-mobile-nav .offcanvas-title { font-weight: 700; font-size: 1rem; }
.sidebar-nav.mobile .nav-link {
    color: var(--icp-dark); padding: 0.75rem 1rem; margin: 0 0.5rem;
    min-height: 44px; border-radius: var(--icp-radius-sm);
}
.sidebar-nav.mobile .nav-link:hover { background: var(--icp-bg); }
.sidebar-nav.mobile .nav-link.active {
    background: rgba(79, 70, 229, 0.08); color: var(--icp-primary); font-weight: 600;
}

/* Auth base */
.auth-page {
    min-height: 100vh; min-height: 100dvh;
    display: flex; align-items: center; justify-content: center;
    padding: 1rem;
    padding-top: max(1rem, env(safe-area-inset-top));
    padding-bottom: max(1rem, env(safe-area-inset-bottom));
}
.auth-card {
    width: 100%; max-width: 440px;
    background: var(--icp-surface);
    border-radius: var(--icp-radius-lg);
    padding: 1.75rem 1.25rem;
    box-shadow: var(--icp-shadow-lg);
    border: 1px solid var(--icp-border);
}
.auth-logo {
    width: 56px; height: 56px; margin: 0 auto 1rem;
    background: var(--icp-gradient);
    border-radius: 16px;
    display: flex; align-items: center; justify-content: center;
    color: #fff; font-size: 1.5rem;
    box-shadow: 0 8px 24px rgba(79, 70, 229, 0.35);
    overflow: hidden;
}
.auth-logo:has(.auth-brand-img) {
    background: #fff;
    border: 1px solid var(--icp-border);
    box-shadow: var(--icp-shadow);
}
.auth-brand-img {
    max-width: 100%; max-height: 100%;
    object-fit: contain;
    padding: 6px;
}
.auth-title { font-size: 1.5rem; font-weight: 700; margin: 0; letter-spacing: -0.02em; }
.auth-tagline { font-size: 0.9rem; margin: 0.25rem 0 0; }

/* Layout */
.app-wrapper { display: flex; min-height: 100vh; min-height: 100dvh; }

.app-sidebar {
    display: none;
    width: var(--icp-sidebar-width);
    background: var(--icp-sidebar-bg);
    color: #fff;
    flex-shrink: 0;
    position: fixed; top: 0; left: 0; bottom: 0;
    overflow-y: auto; z-index: 100;
    -webkit-overflow-scrolling: touch;
    border-right: 1px solid rgba(255, 255, 255, 0.06);
}

.sidebar-brand {
    display: flex; align-items: center; gap: 0.875rem;
    padding: 1.25rem 1.5rem;
    font-weight: 700; font-size: 1.05rem;
    letter-spacing: -0.02em;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
.sidebar-brand-mark {
    width: 40px; height: 40px;
    background: var(--icp-gradient);
    border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.15rem; color: #fff;
    box-shadow: 0 4px 14px rgba(79, 70, 229, 0.4);
    flex-shrink: 0;
    overflow: hidden;
}
.sidebar-brand-mark:has(.sidebar-brand-img) {
    background: #fff;
    box-shadow: none;
    border: 1px solid rgba(255, 255, 255, 0.12);
}
.sidebar-brand-img {
    width: 100%; height: 100%;
    object-fit: contain;
    padding: 4px;
}
.sidebar-brand-text { line-height: 1.2; }
.sidebar-brand-text small {
    display: block; font-size: 0.65rem; font-weight: 500;
    color: var(--icp-sidebar-text); letter-spacing: 0.04em;
    text-transform: uppercase; margin-top: 2px;
}

.sidebar-nav { padding: 0.75rem 0.875rem 1rem; flex: 1; }

.sidebar-section-title {
    padding: 0.85rem 0.5rem 0.4rem;
    font-size: 0.58rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: rgba(148, 163, 184, 0.45);
}
.sidebar-section-title:first-child { padding-top: 0.25rem; }

.nav-group {
    margin-bottom: 0.5rem;
    padding: 0.25rem;
    border-radius: calc(var(--icp-radius-sm) + 2px);
    background: rgba(255, 255, 255, 0.025);
    border: 1px solid rgba(255, 255, 255, 0.05);
}
.nav-group-label {
    display: flex; align-items: center; gap: 0.5rem;
    padding: 0.5rem 0.625rem 0.3rem;
    font-size: 0.68rem; font-weight: 700;
    letter-spacing: 0.02em;
    color: rgba(199, 210, 254, 0.85);
}
.nav-group-label i {
    font-size: 0.85rem;
    opacity: 0.9;
    color: var(--icp-primary-light);
}
.sidebar-nav.mobile .sidebar-section-title {
    padding: 0.85rem 1rem 0.4rem;
    color: var(--icp-muted);
}
.sidebar-nav.mobile .nav-group {
    margin: 0 0.5rem 0.5rem;
    background: var(--icp-bg);
    border-color: var(--icp-border);
}
.sidebar-nav.mobile .nav-group-label {
    color: var(--icp-dark);
}
.sidebar-nav.mobile .nav-group-label i { color: var(--icp-primary); }
.app-sidebar .nav-link,
.sidebar-nav.mobile .nav-link {
    display: flex; align-items: center;
    padding: 0.6rem 0.875rem;
    color: #94a3b8; text-decoration: none;
    border-radius: var(--icp-radius-sm);
    font-size: 0.875rem; font-weight: 500;
    transition: all var(--icp-transition);
    min-height: 42px; margin-bottom: 2px;
    border: 1px solid transparent;
    box-shadow: none;
}
.app-sidebar .nav-link.top-level,
.sidebar-nav.mobile .nav-link.top-level { gap: 0.75rem; }
.app-sidebar .nav-link:not(.top-level),
.sidebar-nav.mobile .nav-link:not(.top-level) { padding-left: 1.75rem; }
.app-sidebar .nav-link i,
.sidebar-nav.mobile .nav-link i { font-size: 1.05rem; opacity: 0.85; }
.app-sidebar .nav-link:hover {
    background: rgba(255, 255, 255, 0.05);
    color: #f1f5f9;
}
.app-sidebar .nav-link.active {
    background: rgba(79, 70, 229, 0.15);
    color: #c7d2fe;
    border-color: rgba(79, 70, 229, 0.25);
}
.sidebar-footer {
    padding: 1rem 1.25rem;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    font-size: 0.7rem; color: rgba(148, 163, 184, 0.6);
}

.app-main {
    flex: 1; width: 100%; min-width: 0; margin-left: 0;
    display: flex; flex-direction: column;
    min-height: 100vh; min-height: 100dvh;
}

.app-navbar {
    background: rgba(255, 255, 255, 0.82);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--icp-border);
    padding: 0.625rem 1rem;
    padding-top: max(0.625rem, env(safe-area-inset-top));
    display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap;
    position: sticky; top: 0; z-index: 50;
}

.sidebar-toggle {
    width: 44px; height: 44px;
    display: inline-flex; align-items: center; justify-content: center;
    padding: 0; color: var(--icp-dark); text-decoration: none;
    border-radius: var(--icp-radius-sm); flex-shrink: 0;
    transition: background var(--icp-transition);
}
.sidebar-toggle:hover { background: rgba(79, 70, 229, 0.08); color: var(--icp-primary); }

.navbar-search { position: relative; flex: 1; min-width: 0; width: 100%; max-width: none; order: 3; }
.navbar-search i {
    position: absolute; left: 14px; top: 50%; transform: translateY(-50%);
    color: var(--icp-muted); pointer-events: none;
}
.navbar-search input {
    padding-left: 2.5rem; border-radius: 999px;
    border: 1px solid var(--icp-border);
    background: rgba(241, 245, 251, 0.8);
    min-height: 44px; transition: all var(--icp-transition);
}
.navbar-search input:focus {
    background: #fff; box-shadow: var(--icp-shadow);
}

.mobile-search-bar {
    background: rgba(255, 255, 255, 0.95);
    border-bottom: 1px solid var(--icp-border);
    padding: 0.75rem 1rem;
}
.mobile-search-bar .navbar-search { order: unset; }

.btn-icon {
    width: 44px; height: 44px; border-radius: var(--icp-radius-sm);
    display: inline-flex; align-items: center; justify-content: center;
    padding: 0; flex-shrink: 0;
}

.icp-app .btn:not(.btn-link),
.auth-card .btn {
    border-radius: var(--icp-radius-sm);
    font-weight: 600; letter-spacing: -0.01em;
    transition: all var(--icp-transition);
}
.btn-primary {
    background: var(--icp-gradient);
    border: none;
    box-shadow: 0 4px 14px rgba(79, 70, 229, 0.35);
}
.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(79, 70, 229, 0.45);
    background: var(--icp-gradient);
    filter: brightness(1.05);
}
.btn-light {
    background: rgba(241, 245, 251, 0.9);
    border: 1px solid var(--icp-border);
}
.btn-light:hover { background: #fff; border-color: rgba(79, 70, 229, 0.2); }

.notification-badge {
    position: absolute; top: 6px; right: 6px;
    background: var(--icp-danger); color: #fff;
    font-size: 0.6rem; font-weight: 700;
    min-width: 18px; height: 18px; padding: 0 4px;
    border-radius: 999px;
    display: flex; align-items: center; justify-content: center;
    border: 2px solid #fff;
}
.notification-dropdown {
    width: min(360px, calc(100vw - 2rem));
    max-height: min(420px, 70vh);
    overflow-y: auto;
    border: 1px solid var(--icp-border);
    border-radius: var(--icp-radius);
    box-shadow: var(--icp-shadow-lg);
}
.notification-dropdown .unread { background: rgba(79, 70, 229, 0.06); }

.avatar-sm {
    width: 36px; height: 36px; border-radius: 10px;
    background: var(--icp-gradient);
    color: #fff;
    display: flex; align-items: center; justify-content: center;
    font-weight: 700; font-size: 0.85rem; flex-shrink: 0;
}

.app-content {
    flex: 1; padding: 1rem;
    padding-bottom: max(1rem, env(safe-area-inset-bottom));
    min-width: 0;
}

.app-footer {
    padding: 1rem;
    padding-bottom: max(1rem, env(safe-area-inset-bottom));
    border-top: 1px solid var(--icp-border);
    display: flex; flex-direction: column; align-items: center;
    gap: 0.25rem; text-align: center;
    font-size: 0.78rem; color: var(--icp-muted);
    background: rgba(255, 255, 255, 0.6);
}

/* Page header */
.page-header {
    display: flex; flex-direction: column; align-items: stretch;
    margin-bottom: 1.5rem; gap: 1rem;
}
.page-header h1 {
    font-size: 1.35rem; font-weight: 800; margin: 0;
    line-height: 1.2; letter-spacing: -0.03em;
}
.page-header p { color: var(--icp-muted); margin: 0.35rem 0 0; font-size: 0.9rem; }
.page-header .btn, .page-header .d-flex { width: 100%; }
.page-header .btn { justify-content: center; }
.page-header .d-flex.gap-2 { flex-direction: column; }
.page-header .d-flex.gap-2 .form-select { width: 100%; }

/* KPI */
.kpi-grid {
    display: grid; grid-template-columns: 1fr;
    gap: 0.875rem; margin-bottom: 1.5rem;
}
.kpi-card {
    background: var(--icp-surface);
    border: 1px solid var(--icp-border);
    border-radius: var(--icp-radius);
    padding: 1.25rem;
    box-shadow: var(--icp-shadow);
    position: relative; overflow: hidden;
    transition: transform var(--icp-transition), box-shadow var(--icp-transition);
}
.kpi-card::before {
    content: '';
    position: absolute; top: 0; left: 0; right: 0; height: 3px;
    background: var(--icp-gradient); opacity: 0;
    transition: opacity var(--icp-transition);
}
.kpi-card:hover::before { opacity: 1; }
.kpi-label {
    font-size: 0.75rem; color: var(--icp-muted);
    font-weight: 600; text-transform: uppercase;
    letter-spacing: 0.05em; margin-bottom: 0.4rem;
}
.kpi-value {
    font-size: 1.35rem; font-weight: 800;
    line-height: 1.15; letter-spacing: -0.03em;
    word-break: break-word;
}
.kpi-value.positive { color: var(--icp-success); }
.kpi-value.negative { color: var(--icp-danger); }
.kpi-icon {
    width: 44px; height: 44px; border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.15rem; margin-bottom: 0.875rem;
}
.kpi-icon.blue { background: rgba(79, 70, 229, 0.1); color: var(--icp-primary); }
.kpi-icon.green { background: rgba(16, 185, 129, 0.1); color: var(--icp-success); }
.kpi-icon.red { background: rgba(239, 68, 68, 0.1); color: var(--icp-danger); }
.kpi-icon.orange { background: rgba(245, 158, 11, 0.1); color: var(--icp-warning); }

/* Cards & tables */
.card-icp {
    background: var(--icp-surface);
    border: 1px solid var(--icp-border);
    border-radius: var(--icp-radius);
    box-shadow: var(--icp-shadow);
    transition: box-shadow var(--icp-transition);
}
.card-icp:hover { box-shadow: var(--icp-shadow-md); }
.card-icp .card-header {
    background: transparent;
    border-bottom: 1px solid var(--icp-border);
    padding: 1rem 1.25rem;
    font-weight: 700; font-size: 0.95rem;
    letter-spacing: -0.01em;
}
.card-icp .card-body { padding: 1.25rem; }

.table-icp { margin: 0; font-size: 0.8125rem; }
.table-icp thead th {
    font-size: 0.68rem; font-weight: 700;
    text-transform: uppercase; letter-spacing: 0.06em;
    color: var(--icp-muted);
    border-bottom-width: 1px;
    background: rgba(241, 245, 251, 0.6);
    white-space: nowrap; padding: 0.875rem 1rem;
}
.table-icp tbody td { vertical-align: middle; padding: 0.875rem 1rem; }
.table-icp tbody tr { transition: background var(--icp-transition); }
.table-icp tbody tr:hover { background: rgba(79, 70, 229, 0.03); }

.table-responsive { -webkit-overflow-scrolling: touch; overflow-x: auto; }

.chart-container { position: relative; width: 100%; height: 220px; }

/* Forms */
.form-control, .form-select {
    border-radius: var(--icp-radius-sm);
    border-color: var(--icp-border);
    padding: 0.65rem 0.875rem;
    min-height: 44px; font-size: 16px;
    transition: border-color var(--icp-transition), box-shadow var(--icp-transition);
}
.form-select.form-select-sm, .form-control.form-control-sm {
    min-height: 38px; font-size: 0.875rem;
}
.icp-app .btn:not(.btn-link):not(.btn-icon) {
    min-height: 44px;
    display: inline-flex; align-items: center; justify-content: center;
}
.icp-app .btn-sm:not(.btn-icon) {
    min-height: 38px; padding: 0.4rem 0.875rem; font-size: 0.8125rem;
}

/* Activity */
.activity-item {
    display: flex; align-items: flex-start; gap: 0.875rem;
    padding: 1rem 0; border-bottom: 1px solid var(--icp-border);
    flex-wrap: wrap; transition: background var(--icp-transition);
}
.activity-item:hover { background: rgba(79, 70, 229, 0.02); }
.activity-item .text-end {
    width: 100%; text-align: left !important;
    padding-left: calc(44px + 0.875rem);
}
.activity-item:last-child { border-bottom: none; }
.activity-icon {
    width: 44px; height: 44px; border-radius: 12px;
    display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.activity-icon.income { background: rgba(16, 185, 129, 0.1); color: var(--icp-success); }
.activity-icon.expense { background: rgba(239, 68, 68, 0.1); color: var(--icp-danger); }

.empty-state { padding: 3.5rem 1rem; text-align: center; color: var(--icp-muted); }

/* Install */
.install-steps { display: flex; gap: 0.5rem; margin-bottom: 2rem; flex-wrap: wrap; }
.install-step {
    flex: 1; min-width: 80px; text-align: center;
    padding: 0.5rem; border-radius: var(--icp-radius-sm);
    background: var(--icp-bg); font-size: 0.75rem; color: var(--icp-muted);
}
.install-step.active { background: var(--icp-gradient); color: #fff; }
.install-step.done { background: rgba(16, 185, 129, 0.1); color: var(--icp-success); }

.toast-alert {
    border-radius: var(--icp-radius-sm); border: none;
    box-shadow: var(--icp-shadow-md);
    animation: slideIn 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes slideIn {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}