/* ============================================
   TETIFY WALLET — Design System v2
   Premium, original, non-generic aesthetics
   ============================================ */

/* ---- FONTS ---- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500;600;700&display=swap');

/* ---- DESIGN TOKENS ---- */
:root {
    /* Colors */
    --color-primary: #00FF66;
    --color-primary-dark: #00CC52;
    --color-primary-glow: rgba(0, 255, 102, 0.15);
    --color-primary-subtle: rgba(0, 255, 102, 0.06);
    --color-bg: #FAFBFC;
    --color-bg-card: #FFFFFF;
    --color-bg-dark: #0D0D0D;
    --color-text: #111318;
    --color-text-secondary: #64748B;
    --color-text-muted: #94A3B8;
    --color-border: rgba(0, 0, 0, 0.06);
    --color-border-light: rgba(0, 0, 0, 0.03);
    --color-danger: #EF4444;
    --color-warning: #F59E0B;
    --color-success: #10B981;

    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', 'SF Mono', monospace;
    --font-size-xs: 0.7rem;
    --font-size-sm: 0.8rem;
    --font-size-base: 0.9rem;
    --font-size-lg: 1.15rem;
    --font-size-xl: 1.4rem;
    --font-size-2xl: 1.8rem;
    --font-size-3xl: 2.4rem;

    /* Spacing */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    --space-2xl: 48px;

    /* Layout */
    --sidebar-width: 260px;
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-xl: 24px;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.08);
    --shadow-card: 0 1px 2px rgba(0, 0, 0, 0.04), 0 4px 12px rgba(0, 0, 0, 0.03);
    --shadow-card-hover: 0 8px 24px rgba(0, 0, 0, 0.08), 0 2px 8px rgba(0, 0, 0, 0.04);
    --shadow-glow: 0 0 40px rgba(0, 255, 102, 0.08);
}

/* ---- RESET & BASE ---- */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 15px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* Grain texture overlay for organic feel */
body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    opacity: 0.015;
    z-index: 9999;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
    background-size: 128px;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.12);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 0, 0, 0.2);
}

/* ---- LOGIN SCREEN ---- */
.login-screen {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    position: relative;
    overflow: hidden;
    background: var(--color-bg);
}

/* Animated mesh gradient */
.login-screen::before {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(0, 255, 102, 0.08) 0%, transparent 70%);
    top: -100px;
    right: -100px;
    animation: meshFloat 20s ease-in-out infinite;
}

.login-screen::after {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    border-radius: 40% 60% 60% 40% / 50% 40% 60% 50%;
    background: radial-gradient(circle, rgba(0, 255, 102, 0.05) 0%, transparent 70%);
    bottom: -80px;
    left: -80px;
    animation: meshFloat 25s ease-in-out infinite reverse;
}

@keyframes meshFloat {

    0%,
    100% {
        transform: translate(0, 0) scale(1);
    }

    33% {
        transform: translate(30px, -30px) scale(1.05);
    }

    66% {
        transform: translate(-20px, 20px) scale(0.95);
    }
}

.login-screen.hidden {
    display: none;
}

.login-card {
    text-align: center;
    padding: var(--space-2xl) var(--space-xl);
    width: 100%;
    max-width: 380px;
    position: relative;
    z-index: 1;
}

.login-badge {
    display: inline-block;
    font-size: var(--font-size-xs);
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-primary-dark);
    background: var(--color-primary-glow);
    padding: 6px 16px;
    border-radius: 100px;
    margin-bottom: var(--space-lg);
    border: 1px solid rgba(0, 255, 102, 0.15);
}

.login-logo {
    display: block;
    height: 56px;
    margin: 0 auto var(--space-md);
    filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.08));
}

.login-subtitle {
    color: var(--color-text-secondary);
    font-size: var(--font-size-base);
    margin-bottom: var(--space-xl);
    font-weight: 400;
}

.login-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    padding: 14px 24px;
    border: none;
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    font-family: var(--font-sans);
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.login-btn svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.login-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 255, 102, 0.25);
}

.login-btn:active {
    transform: translateY(0);
}

.login-footer {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    margin-top: var(--space-md);
    min-height: 1.2em;
}

/* ---- APP LAYOUT ---- */
.app {
    display: none;
    animation: fadeIn 0.5s ease;
}

.app.active {
    display: flex;
    min-height: 100vh;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(4px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ---- SIDEBAR ---- */
.sidebar {
    width: var(--sidebar-width);
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-right: 1px solid var(--color-border);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 100;
    overflow-y: auto;
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.sidebar-header {
    padding: var(--space-lg) var(--space-lg) var(--space-md);
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.sidebar-logo {
    height: 28px;
    opacity: 0.9;
}

.sidebar-nav {
    flex: 1;
    padding: var(--space-sm) var(--space-sm);
}

.nav-section-title {
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: var(--space-lg) var(--space-md) var(--space-sm);
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    font-weight: 500;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.2s ease;
    margin-bottom: 2px;
    position: relative;
}

.nav-item svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    opacity: 0.6;
    transition: opacity 0.2s;
}

.nav-item:hover {
    background: var(--color-primary-subtle);
    color: var(--color-text);
}

.nav-item:hover svg {
    opacity: 1;
}

.nav-item.active {
    background: var(--color-primary-glow);
    color: var(--color-primary-dark);
    font-weight: 600;
}

.nav-item.active svg {
    opacity: 1;
    stroke: var(--color-primary-dark);
}

.nav-item.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 20px;
    background: var(--color-primary);
    border-radius: 0 3px 3px 0;
}

.badge {
    font-size: 10px;
    font-weight: 700;
    font-family: var(--font-mono);
    padding: 2px 7px;
    border-radius: 100px;
    margin-left: auto;
}

.sidebar-user {
    padding: var(--space-md) var(--space-lg);
    border-top: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.sidebar-user-avatar {
    width: 34px;
    height: 34px;
    border-radius: 50%;
}

.sidebar-user-info {
    flex: 1;
    min-width: 0;
}

.sidebar-user-name {
    font-size: var(--font-size-sm);
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sidebar-user-email {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sidebar-logout-btn {
    background: none;
    border: none;
    cursor: pointer;
    padding: 6px;
    border-radius: 6px;
    color: var(--color-text-muted);
    transition: all 0.2s;
}

.sidebar-logout-btn:hover {
    background: rgba(239, 68, 68, 0.08);
    color: var(--color-danger);
}

.sidebar-overlay {
    display: none;
}

/* ---- MAIN CONTENT ---- */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    padding: var(--space-xl) var(--space-xl) var(--space-2xl);
    max-width: 1200px;
}

/* ---- PAGE HEADER ---- */
.page-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: var(--space-xl);
    gap: var(--space-md);
    flex-wrap: wrap;
}

.page-title {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    letter-spacing: -0.03em;
    color: var(--color-text);
    line-height: 1.2;
}

.page-subtitle {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    margin-top: 4px;
    font-weight: 400;
}

/* ---- CARDS ---- */
.card {
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-card);
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

/* Subtle green accent line at top */
.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(0, 255, 102, 0.2), transparent);
    opacity: 0;
    transition: opacity 0.3s;
}

.card:hover {
    box-shadow: var(--shadow-card-hover);
    border-color: rgba(0, 255, 102, 0.12);
}

.card:hover::before {
    opacity: 1;
}

.card-header {
    padding: var(--space-lg) var(--space-lg) 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
}

.card-title {
    font-size: var(--font-size-base);
    font-weight: 700;
    color: var(--color-text);
    letter-spacing: -0.01em;
}

.card-body {
    padding: var(--space-lg);
}

/* ---- KPI CARDS ---- */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.kpi-card {
    background: var(--color-bg-card);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.kpi-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.kpi-icon {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-md);
}

.kpi-icon svg {
    width: 18px;
    height: 18px;
}

.kpi-icon.income {
    background: rgba(0, 255, 102, 0.1);
    color: var(--color-primary-dark);
}

.kpi-icon.expense {
    background: rgba(239, 68, 68, 0.08);
    color: var(--color-danger);
}

.kpi-icon.balance {
    background: rgba(59, 130, 246, 0.08);
    color: #3B82F6;
}

.kpi-icon.invoices {
    background: rgba(139, 92, 246, 0.08);
    color: #8B5CF6;
}

.kpi-label {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 4px;
}

.kpi-value {
    font-family: var(--font-mono);
    font-size: var(--font-size-xl);
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--color-text);
}

/* ---- DASHBOARD GRID ---- */
.dashboard-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.chart-container {
    position: relative;
    height: 260px;
}

/* ---- TABLES ---- */
.table-container {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--font-size-sm);
}

thead th {
    text-align: left;
    padding: var(--space-sm) var(--space-md);
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    border-bottom: 1px solid var(--color-border);
    white-space: nowrap;
}

td {
    padding: var(--space-sm) var(--space-md);
    vertical-align: middle;
    border-bottom: 1px solid var(--color-border-light);
    white-space: nowrap;
}

tr {
    transition: background 0.15s;
}

tbody tr:hover {
    background: var(--color-primary-subtle);
}

tbody tr:last-child td {
    border-bottom: none;
}

.row-icon {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
}

.row-icon svg {
    width: 16px;
    height: 16px;
}

.row-icon.income {
    background: rgba(0, 255, 102, 0.1);
    color: var(--color-primary-dark);
}

.row-icon.expense,
.row-icon.outgoing {
    background: rgba(239, 68, 68, 0.08);
    color: var(--color-danger);
}

.row-icon.incoming {
    background: rgba(0, 255, 102, 0.1);
    color: var(--color-primary-dark);
}

.row-primary {
    font-weight: 600;
    color: var(--color-text);
}

.row-secondary {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    margin-top: 2px;
}

/* ---- AMOUNTS (monospace) ---- */
.amount {
    font-family: var(--font-mono);
    font-weight: 600;
    font-size: var(--font-size-sm);
    letter-spacing: -0.01em;
}

.amount.positive {
    color: var(--color-primary-dark);
}

.amount.negative {
    color: var(--color-danger);
}

/* ---- BADGES ---- */
.badge-income {
    background: rgba(0, 255, 102, 0.1);
    color: var(--color-primary-dark);
}

.badge-expense {
    background: rgba(239, 68, 68, 0.08);
    color: var(--color-danger);
}

.badge-new {
    background: rgba(59, 130, 246, 0.08);
    color: #3B82F6;
}

.badge-paid {
    background: rgba(16, 185, 129, 0.08);
    color: var(--color-success);
}

.badge-overdue {
    background: rgba(239, 68, 68, 0.08);
    color: var(--color-danger);
}

.badge-recurring {
    background: rgba(139, 92, 246, 0.08);
    color: #8B5CF6;
}

.badge-onetime {
    background: rgba(148, 163, 184, 0.08);
    color: var(--color-text-muted);
}

.category-dot {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    vertical-align: middle;
}

.interval-badge {
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: #8B5CF6;
    background: rgba(139, 92, 246, 0.08);
    padding: 3px 10px;
    border-radius: 100px;
}

/* ---- BUTTONS ---- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: var(--radius-sm);
    border: none;
    font-family: var(--font-sans);
    font-size: var(--font-size-sm);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}

.btn svg {
    width: 16px;
    height: 16px;
}

.btn-primary {
    background: var(--color-primary);
    color: var(--color-bg-dark);
}

.btn-primary:hover {
    background: var(--color-primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(0, 255, 102, 0.3);
}

.btn-primary:active {
    transform: translateY(0);
}

/* Ripple effect */
.btn-primary::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at center, rgba(255, 255, 255, 0.25) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.3s;
}

.btn-primary:active::after {
    opacity: 1;
}

.btn-secondary {
    background: var(--color-bg);
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

.btn-secondary:hover {
    background: #F1F5F9;
    border-color: rgba(0, 0, 0, 0.1);
}

.btn-sm {
    padding: 6px 14px;
    font-size: var(--font-size-xs);
}

.btn-icon {
    background: none;
    border: none;
    padding: 6px;
    border-radius: 6px;
    cursor: pointer;
    color: var(--color-text-muted);
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-icon:hover {
    background: var(--color-bg);
    color: var(--color-text);
}

/* ---- FORM ELEMENTS ---- */
.form-group {
    margin-bottom: var(--space-md);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
}

.form-label {
    display: block;
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--color-text-secondary);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.form-hint {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    margin-top: 4px;
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 10px 14px;
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-family: var(--font-sans);
    font-size: var(--font-size-base);
    color: var(--color-text);
    background: var(--color-bg-card);
    transition: all 0.25s ease;
    outline: none;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-glow), var(--shadow-glow);
}

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

.form-input::placeholder {
    color: var(--color-text-muted);
}

/* ---- TOGGLE ---- */
.toggle-wrapper {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.toggle {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 24px;
}

.toggle input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    inset: 0;
    background: #E2E8F0;
    border-radius: 100px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.toggle-slider::before {
    content: '';
    position: absolute;
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background: white;
    border-radius: 50%;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.15);
}

.toggle input:checked+.toggle-slider {
    background: var(--color-primary);
}

.toggle input:checked+.toggle-slider::before {
    transform: translateX(20px);
}

/* ---- SEGMENT CONTROL ---- */
.segment-control {
    display: flex;
    gap: 2px;
    background: var(--color-bg);
    border-radius: var(--radius-sm);
    padding: 3px;
    border: 1px solid var(--color-border);
}

.segment-btn {
    padding: 7px 16px;
    border: none;
    border-radius: 6px;
    font-family: var(--font-sans);
    font-size: var(--font-size-xs);
    font-weight: 500;
    color: var(--color-text-secondary);
    background: transparent;
    cursor: pointer;
    transition: all 0.2s;
}

.segment-btn:hover {
    color: var(--color-text);
}

.segment-btn.active {
    background: var(--color-bg-card);
    color: var(--color-text);
    font-weight: 600;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
}

/* ---- FILTER BAR ---- */
.filter-bar {
    display: flex;
    gap: var(--space-md);
    align-items: center;
    flex-wrap: wrap;
}

.search-input-wrapper {
    position: relative;
    flex: 1;
    min-width: 200px;
}

.search-input-wrapper svg {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    width: 16px;
    height: 16px;
    color: var(--color-text-muted);
}

.search-input {
    width: 100%;
    padding: 8px 14px 8px 36px;
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-family: var(--font-sans);
    font-size: var(--font-size-sm);
    outline: none;
    transition: all 0.25s;
}

.search-input:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-glow);
}

/* ---- TAB PILLS ---- */
.tab-pills {
    display: flex;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.tab-pill {
    padding: 8px 18px;
    border-radius: 100px;
    border: 1.5px solid var(--color-border);
    background: transparent;
    font-family: var(--font-sans);
    font-size: var(--font-size-sm);
    font-weight: 500;
    cursor: pointer;
    color: var(--color-text-secondary);
    transition: all 0.2s;
}

.tab-pill:hover {
    border-color: rgba(0, 0, 0, 0.15);
    color: var(--color-text);
}

.tab-pill.active {
    background: var(--color-primary-glow);
    border-color: var(--color-primary);
    color: var(--color-primary-dark);
    font-weight: 600;
}

/* ---- PERIOD SELECTOR ---- */
.period-selector select {
    padding: 8px 14px;
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-family: var(--font-sans);
    font-size: var(--font-size-sm);
    color: var(--color-text);
    background: var(--color-bg-card);
    cursor: pointer;
    outline: none;
    transition: border-color 0.2s;
}

.period-selector select:focus {
    border-color: var(--color-primary);
}

/* ---- EMPTY STATE ---- */
.empty-state {
    text-align: center;
    padding: var(--space-2xl);
    color: var(--color-text-muted);
}

.empty-state svg {
    width: 48px;
    height: 48px;
    margin-bottom: var(--space-md);
    opacity: 0.3;
}

/* ---- MODALS ---- */
.modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    padding: var(--space-xl);
}

.modal-overlay.active {
    display: flex;
    animation: fadeIn 0.2s ease;
}

.modal {
    background: var(--color-bg-card);
    border-radius: var(--radius-xl);
    width: 100%;
    max-width: 480px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 24px 64px rgba(0, 0, 0, 0.15);
    animation: modalSlide 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid var(--color-border);
}

@keyframes modalSlide {
    from {
        opacity: 0;
        transform: translateY(16px) scale(0.97);
    }

    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-header {
    padding: var(--space-lg) var(--space-lg) 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-title {
    font-size: var(--font-size-lg);
    font-weight: 700;
    letter-spacing: -0.02em;
}

.modal-close {
    background: none;
    border: none;
    cursor: pointer;
    padding: 6px;
    border-radius: 6px;
    color: var(--color-text-muted);
    transition: all 0.2s;
}

.modal-close:hover {
    background: var(--color-bg);
    color: var(--color-text);
}

.modal-body {
    padding: var(--space-lg);
}

.modal-footer {
    padding: 0 var(--space-lg) var(--space-lg);
    display: flex;
    gap: var(--space-sm);
    justify-content: flex-end;
}

.confirm-dialog {
    max-width: 380px;
    text-align: center;
    padding: var(--space-xl) var(--space-xl) var(--space-lg);
}

.confirm-dialog .modal-body {
    padding: 0;
}

.confirm-dialog .confirm-icon {
    width: 64px;
    height: 64px;
    background: #FEE2E2;
    color: var(--color-danger);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-lg);
}

.confirm-dialog .confirm-icon svg {
    width: 32px;
    height: 32px;
    stroke-width: 1.5;
}

.confirm-dialog .modal-footer {
    padding: var(--space-lg) 0 0;
    justify-content: center;
    gap: var(--space-md);
}

.confirm-dialog .modal-footer .btn {
    width: 100%;
}

/* ---- TOAST ---- */
.toast-container {
    position: fixed;
    top: var(--space-lg);
    right: var(--space-lg);
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.toast {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 12px 20px;
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: white;
    animation: toastSlide 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.toast.success {
    background: var(--color-bg-dark);
}

.toast.error {
    background: var(--color-danger);
}

@keyframes toastSlide {
    from {
        transform: translateX(100%);
        opacity: 0;
    }

    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* ---- MOBILE NAV ---- */
.mobile-nav {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid var(--color-border);
    z-index: 100;
    padding: var(--space-xs) 0 calc(var(--space-xs) + env(safe-area-inset-bottom));
}

.mobile-nav {
    display: none;
    justify-content: space-around;
}

.mobile-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    padding: 6px 8px;
    border: none;
    background: none;
    font-family: var(--font-sans);
    font-size: 10px;
    color: var(--color-text-muted);
    cursor: pointer;
    transition: color 0.2s;
}

.mobile-nav-item svg {
    width: 20px;
    height: 20px;
}

.mobile-nav-item.active {
    color: var(--color-primary-dark);
}

.mobile-header {
    display: none;
    position: sticky;
    top: 0;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: var(--space-sm) var(--space-md);
    border-bottom: 1px solid var(--color-border);
    z-index: 50;
    align-items: center;
    justify-content: space-between;
}

.hamburger {
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    color: var(--color-text);
}

.hamburger svg {
    width: 22px;
    height: 22px;
}

/* ---- STAGGER ANIMATION for views ---- */
.view {
    display: none;
}

.view.active {
    display: block;
    animation: viewEnter 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes viewEnter {
    from {
        opacity: 0;
        transform: translateY(8px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Stagger children animation */
.view.active>*:nth-child(1) {
    animation-delay: 0s;
}

.view.active>*:nth-child(2) {
    animation-delay: 0.05s;
}

.view.active>*:nth-child(3) {
    animation-delay: 0.1s;
}

.view.active>*:nth-child(4) {
    animation-delay: 0.15s;
}

/* ---- RESPONSIVE ---- */
@media (max-width: 1024px) {
    .mobile-hamburger {
        display: flex !important;
    }

    .sidebar {
        transform: translateX(-100%);
    }

    .sidebar.open {
        transform: translateX(0);
    }

    .sidebar-overlay {
        display: block;
        position: fixed;
        inset: 0;
        background: rgba(0, 0, 0, 0.3);
        z-index: 99;
        opacity: 0;
        pointer-events: none;
        transition: opacity 0.3s;
    }

    .sidebar-overlay.active {
        opacity: 1;
        pointer-events: auto;
    }

    .main-content {
        margin-left: 0;
        padding: var(--space-md) var(--space-md) 80px;
    }

    .mobile-nav {
        display: flex;
    }

    .mobile-header {
        display: flex;
    }

    .page-title {
        font-size: var(--font-size-xl);
    }

    .dashboard-grid {
        grid-template-columns: 1fr;
    }

    .kpi-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .form-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .kpi-grid {
        grid-template-columns: 1fr;
    }

    .filter-bar {
        flex-direction: column;
        align-items: stretch;
    }

    .page-header {
        flex-direction: column;
    }
}

/* ---- VIEW: LIST ITEMS ---- */
.view {
    scroll-margin-top: 60px;
}