/* Modern Business Design System - Geoptimaliseerd voor Strato */

/* Reset en basis stijlen */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

.btn-lg { padding: .85rem 1.25rem; font-size: 1.05rem; }
.btn-outline { background: transparent; border-color: var(--border-color); color: var(--text-dark); }
.btn-outline:hover { border-color: var(--primary); color: var(--primary); }

/* Basis kleuren en variabelen */
:root {
    /* Kleuren */
    --primary: #3b82f6;
    --primary-dark: #2563eb;
    --secondary: #9aa4b2;
    --success: #16a34a;
    --danger: #ef4444;
    --warning: #f59e0b;
    --info: #06b6d4;
    --light-bg: #0f1215;
    --dark-bg: #0b0e11;
    --border-color: #2a2f36;
    --text-dark: #e5e7eb;
    --text-light: #9aa4b2;
    --white: #161a1e;
    --surface-2: #1c2229;
    
    /* Typografie */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    
    /* Layout */
    --container-width: 1200px;
    --border-radius: 6px;
    --box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
}

/* Fallbacks voor browsers zonder CSS variabelen ondersteuning */
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    font-family: var(--font-family);
    color: var(--text-dark);
    line-height: 1.5;
    background-color: var(--light-bg);
}

/* Typografie */
h1, h2, h3, h4, h5, h6 {
    margin-bottom: 0.5rem;
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
    line-height: 1.2;
    color: var(--text-dark);
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.75rem;
}

h4 {
    font-size: 1.5rem;
}

p {
    margin-bottom: 1rem;
    margin-bottom: var(--spacing-md);
}

a {
    color: #2563eb;
    color: var(--primary);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

/* Layout containers */
.container {
    width: 100%;
    max-width: 1200px;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 15px;
}

/* Header en navigatie */
.site-header {
    background-color: var(--white);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    box-shadow: var(--box-shadow);
    padding: 1rem 0;
    padding: var(--spacing-md) 0;
}

.navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-dark);
}

.navbar-nav {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-link {
    display: block;
    padding: 0.5rem 1rem;
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-light);
}

.nav-link.active {
    color: var(--primary);
}

/* Hero sectie */
.hero {
    padding: 5rem 0;
    background: linear-gradient(180deg, #161a1e 0%, #0f1215 70%);
    text-align: center;
}

.hero-content { 
    max-width: 820px; 
    margin: 0 auto; 
}

.hero-title { 
    font-size: 2.75rem; 
    margin-bottom: var(--spacing-md); 
}

.hero-subtitle { 
    font-size: 1.2rem; 
    margin-bottom: var(--spacing-xl); 
    color: var(--secondary); 
}

.lead { 
    font-size: 1.125rem; 
    color: var(--secondary); 
}

.hero-ctas { 
    display:flex; 
    gap: .75rem; 
    justify-content: center; 
}

/* Features sectie */
.features { padding: var(--spacing-xl) 0; }
.features .section-title { text-align:center; margin-bottom: var(--spacing-lg); color: var(--text-dark); }
.feature-grid { display:grid; grid-template-columns: repeat(4, 1fr); gap: var(--spacing-lg); }
.feature-card { background: var(--white); border: 1px solid var(--border-color); border-radius: 12px; padding: var(--spacing-lg); box-shadow: var(--box-shadow); height: 100%; }
.feature-icon { width: 44px; height: 44px; border-radius: 10px; display:flex; align-items:center; justify-content:center; margin-bottom: .75rem; color:#fff; }
.feature-icon.calc { background:#2563eb; }
.feature-icon.margin { background:#8b5cf6; }
.feature-icon.loan { background:#16a34a; }
.feature-icon.overview { background:#f59e0b; }
.feature-title { font-size: 1.1rem; margin-bottom: .35rem; color: var(--text-dark); }
.feature-desc { color: var(--text-light); font-size: .95rem; }

@media (max-width: 1024px) {
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .feature-grid { grid-template-columns: 1fr; }
}

/* Knoppen */
.btn {
    display: inline-block;
    font-weight: 500;
    text-align: center;
    white-space: nowrap;
    vertical-align: middle;
    user-select: none;
    border: 1px solid transparent;
    padding: 0.5rem 1rem;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 1rem;
    line-height: 1.5;
    border-radius: 6px;
    border-radius: var(--border-radius);
    transition: all 0.15s ease-in-out;
    cursor: pointer;
}

.btn-primary {
    color: #ffffff;
    background-color: var(--primary);
    border-color: var(--primary);
}

.btn-primary:hover {
    background-color: #1d4ed8;
    background-color: var(--primary-dark);
    border-color: #1d4ed8;
    border-color: var(--primary-dark);
    text-decoration: none;
}

.btn-google {
    color: var(--text-dark);
    background-color: var(--surface-2);
    border-color: var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    gap: var(--spacing-sm);
}

.btn-google:hover {
    background-color: var(--white);
    text-decoration: none;
}

.btn-google i {
    color: #dc2626;
    color: var(--danger);
}

/* Kaarten */
.card {
    background-color: var(--white);
    border-radius: 6px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    padding: 1.5rem;
    padding: var(--spacing-lg);
    margin-bottom: 1.5rem;
    margin-bottom: var(--spacing-lg);
}

.card-title {
    margin-bottom: 1rem;
    margin-bottom: var(--spacing-md);
}

/* Formulieren */
.form-group {
    margin-bottom: 1rem;
    margin-bottom: var(--spacing-md);
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    margin-bottom: var(--spacing-sm);
    font-weight: 500;
}

.form-control {
    display: block;
    width: 100%;
    padding: 0.5rem 0.75rem;
    font-size: 1rem;
    line-height: 1.5;
    color: var(--text-dark);
    background-color: var(--surface-2);
    background-clip: padding-box;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    border-radius: var(--border-radius);
    transition: border-color 0.15s ease-in-out;
}

.form-control:focus {
    border-color: #2563eb;
    border-color: var(--primary);
    outline: 0;
}

/* Input met iconen */
.input-with-icon {
    position: relative;
    display: flex;
    align-items: center;
}

.input-with-icon .input-icon {
    position: absolute;
    left: 10px;
    color: #94a3b8;
    color: var(--text-light);
    z-index: 1;
}

.input-with-icon input {
    padding-left: 30px;
}

.input-with-icon .input-icon + input {
    padding-left: 30px;
}

.input-with-icon input + .input-icon {
    left: auto;
    right: 10px;
}

/* Calculator resultaten */
.calculator-result {
    margin-top: 20px;
    padding: 15px;
    border-radius: 6px;
    border-radius: var(--border-radius);
    background-color: var(--white);
    border: 1px solid var(--border-color);
}

.result-item {
    display: flex;
    justify-content: space-between;
    margin-bottom: 8px;
    padding-bottom: 8px;
    border-bottom: 1px solid #e2e8f0;
    border-bottom: 1px solid var(--border-color);
}

.result-item:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

/* Footer */
.site-footer {
    background-color: var(--dark-bg);
    color: #ffffff;
    padding: 2rem 0;
    padding: var(--spacing-xl) 0;
    margin-top: 3rem;
}

.footer-content {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

.footer-section {
    flex: 1;
    min-width: 200px;
    margin-bottom: 1.5rem;
    margin-bottom: var(--spacing-lg);
}

.footer-title {
    color: #ffffff;
    color: var(--white);
    margin-bottom: 1rem;
    margin-bottom: var(--spacing-md);
}

.footer-links {
    list-style: none;
    padding: 0;
}

.footer-links li {
    margin-bottom: 0.5rem;
    margin-bottom: var(--spacing-sm);
}

.footer-links a {
    color: #94a3b8;
    color: var(--text-light);
}

.footer-links a:hover {
    color: #ffffff;
    color: var(--white);
}

.copyright {
    text-align: center;
    padding-top: 1.5rem;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #94a3b8;
    color: var(--text-light);
}

/* Responsieve design */
@media (max-width: 768px) {
    .navbar {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .navbar-nav {
        margin-top: 1rem;
        margin-top: var(--spacing-md);
        flex-direction: column;
        width: 100%;
    }
    
    .nav-link {
        padding: 0.5rem 0;
        padding: var(--spacing-sm) 0;
    }
    
    .hero {
        padding: 2rem 0;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
}

/* Utility klassen */
.text-center {
    text-align: center;
}

.mt-1 {
    margin-top: 0.25rem;
    margin-top: var(--spacing-xs);
}

.mt-2 {
    margin-top: 0.5rem;
    margin-top: var(--spacing-sm);
}

.mt-3 {
    margin-top: 1rem;
    margin-top: var(--spacing-md);
}

.mt-4 {
    margin-top: 1.5rem;
    margin-top: var(--spacing-lg);
}

.mt-5 {
    margin-top: 2rem;
    margin-top: var(--spacing-xl);
}

.mb-1 {
    margin-bottom: 0.25rem;
    margin-bottom: var(--spacing-xs);
}

.mb-2 {
    margin-bottom: 0.5rem;
    margin-bottom: var(--spacing-sm);
}

.mb-3 {
    margin-bottom: 1rem;
    margin-bottom: var(--spacing-md);
}

.mb-4 {
    margin-bottom: 1.5rem;
    margin-bottom: var(--spacing-lg);
}

.mb-5 {
    margin-bottom: 2rem;
    margin-bottom: var(--spacing-xl);
}

/* ==== Dashboard Layout ==== */
.dashboard {
    display: grid;
    grid-template-columns: 260px 1fr;
    min-height: calc(100vh - 120px);
    background: var(--light-bg);
}

.dashboard.sidebar-collapsed {
    grid-template-columns: 80px 1fr;
}

/* Sidebar */
.sidebar {
    background: var(--white);
    box-shadow: var(--box-shadow);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
}

.sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}

.sidebar-logo {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    color: var(--primary);
    font-weight: 700;
}

.sidebar-toggle {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-dark);
}

.sidebar-nav {
    list-style: none;
    margin: 0;
    padding: var(--spacing-md) var(--spacing-sm);
    flex: 1;
}

.sidebar-nav-item { margin-bottom: .25rem; }

.sidebar-nav-link {
    display: flex;
    align-items: center;
    gap: .75rem;
    padding: .6rem .75rem;
    border-radius: 8px;
    color: var(--text-light);
}

.sidebar-nav-link.active,
.sidebar-nav-link:hover {
    background: rgba(37, 99, 235, .08);
    color: var(--primary);
}

.sidebar-footer {
    padding: var(--spacing-md);
    border-top: 1px solid var(--border-color);
}

.user-info { display: flex; gap: .75rem; align-items: center; margin-bottom: .75rem; }
.user-avatar { font-size: 28px; color: var(--primary); }
.user-name { font-weight: 600; }
.user-email { color: var(--text-light); font-size: .9rem; }

.logout-btn { display:flex; align-items:center; gap:.5rem; color: var(--danger); }

/* Content */
.dashboard-content {
    padding: var(--spacing-xl);
}

.dashboard-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-lg);
}

.notification-bell { position: relative; color: var(--text-dark); }
.notification-badge {
    position: absolute; top: -6px; right: -6px;
    background: var(--danger); color: var(--white);
    font-size: .7rem; line-height: 1; padding: 4px 6px; border-radius: 999px;
}

/* Stat cards */
.dashboard-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.stat-card {
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: var(--spacing-lg);
    display: flex; gap: 1rem; align-items: center;
    box-shadow: var(--box-shadow);
}

.stat-icon { width: 48px; height: 48px; display:flex; align-items:center; justify-content:center; border-radius: 10px; color: #fff; }
.stat-icon.revenue { background:#16a34a; }
.stat-icon.invoices { background:#8b5cf6; }
.stat-icon.profit { background:#2563eb; }
.stat-icon.customers { background:#f59e0b; }

.stat-info h3 { font-size: 1rem; color: var(--text-light); font-weight: 600; }
.stat-value { font-size: 1.4rem; font-weight: 700; color: var(--text-dark); }
.stat-change { font-size: .9rem; color: var(--text-light); }
.stat-change.positive { color: #16a34a; }
.stat-change.negative { color: #dc2626; }

/* Charts */
.dashboard-charts { display: grid; grid-template-columns: 1fr; gap: var(--spacing-lg); }
.chart-container {
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: var(--spacing-lg);
    box-shadow: var(--box-shadow);
    min-height: 280px;
}
.chart-header { display:flex; align-items:center; justify-content:space-between; margin-bottom: .75rem; }
.chart-body { height: 260px; }

/* Tables */
.table-container {
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: var(--box-shadow);
}
.table-header { display:flex; align-items:center; justify-content:space-between; padding: var(--spacing-md) var(--spacing-lg); border-bottom:1px solid var(--border-color); }
.data-table { width:100%; border-collapse: collapse; }
.data-table th, .data-table td { padding: .85rem 1rem; border-bottom:1px solid var(--border-color); text-align:left; }
.status-badge { padding: .25rem .5rem; border-radius: 999px; font-size: .85rem; }
.status-badge.paid { background: rgba(22,163,74,.12); color:#16a34a; }
.status-badge.unpaid { background: rgba(37,99,235,.12); color:#2563eb; }
.status-badge.overdue { background: rgba(220,38,38,.12); color:#dc2626; }

.table-actions { display:flex; gap:.5rem; }
.action-btn { background: none; border: 1px solid var(--border-color); padding:.4rem .5rem; border-radius:8px; cursor:pointer; }
.action-btn:hover { border-color: var(--primary); color: var(--primary); }

/* Progress bars (Goals) */
.progress { width: 100%; height: 10px; background: var(--surface-2); border: 1px solid var(--border-color); border-radius: 999px; overflow: hidden; }
.progress-bar { height: 100%; background: linear-gradient(90deg, var(--primary), #60a5fa); }

/* Automations rule list */
.rule-list { list-style: none; padding: 0; margin: 0; display: grid; gap: .5rem; }
.rule-list li { display:flex; align-items:center; justify-content: space-between; background: var(--white); border: 1px solid var(--border-color); border-radius: 8px; padding: .6rem .75rem; }
.rule-meta { display:flex; gap: .5rem; color: var(--text-light); font-size: .9rem; }
.rule-actions { display:flex; gap: .35rem; }
.rule-actions .btn { padding: .35rem .55rem; font-size: .9rem; }

/* Tools section */
.calculator-tabs { margin-top: var(--spacing-lg); }
.tab-header { display:flex; gap:.5rem; margin-bottom: var(--spacing-md); }
.tab-btn { border:1px solid var(--border-color); background: var(--white); padding:.5rem .9rem; border-radius:8px; cursor:pointer; }
.tab-btn.active, .tab-btn:hover { border-color: var(--primary); color: var(--primary); }
.tab-content .tab-pane { display:none; }
.tab-content .tab-pane.active { display:block; }

.calculator-container { display:grid; grid-template-columns: 340px 1fr; gap: var(--spacing-lg); }
.calculator-form { background: var(--white); border: 1px solid var(--border-color); border-radius:12px; padding: var(--spacing-lg); box-shadow: var(--box-shadow); }
.calculator-results { background: var(--white); border: 1px solid var(--border-color); border-radius:12px; padding: var(--spacing-lg); box-shadow: var(--box-shadow); }
.result-label { color: var(--text-light); }
.result-item.total .result-value { font-weight:700; color: var(--text-dark); }

/* Responsive dashboard */
@media (max-width: 1024px) {
  .dashboard { grid-template-columns: 80px 1fr; }
  .dashboard-stats { grid-template-columns: repeat(2, 1fr); }
  .calculator-container { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .dashboard { grid-template-columns: 1fr; }
  .sidebar { position: sticky; top: 0; z-index: 10; }
  .dashboard-stats { grid-template-columns: 1fr; }
}

/* Badges */
.badge { display:inline-block; padding: .2rem .5rem; border-radius: 999px; font-size: .8rem; border: 1px solid var(--border-color); color: var(--text-light); }
.badge.success { background: rgba(22,163,74,.12); color:#16a34a; border-color: rgba(22,163,74,.25); }
.badge.warning { background: rgba(245,158,11,.12); color:#f59e0b; border-color: rgba(245,158,11,.25); }
.badge.danger { background: rgba(239,68,68,.12); color:#ef4444; border-color: rgba(239,68,68,.25); }

/* Toasts */
.toast-container { position: fixed; right: 16px; bottom: 16px; display: grid; gap: .5rem; z-index: 50; }
.toast { background: var(--white); border: 1px solid var(--border-color); color: var(--text-dark); padding: .75rem 1rem; border-radius: 10px; box-shadow: var(--box-shadow); min-width: 240px; }
.toast.success { border-color: rgba(22,163,74,.35); }
.toast.info { border-color: rgba(59,130,246,.35); }
.toast.warn { border-color: rgba(245,158,11,.35); }

/* Budgets */
.budget-form { display:grid; grid-template-columns: 1fr 1fr 1fr auto; gap: .5rem; align-items:center; margin-bottom: var(--spacing-md); }
.budget-list { list-style:none; margin:0; padding:0; display:grid; gap:.5rem; }
.budget-item { background: var(--white); border: 1px solid var(--border-color); border-radius: 8px; padding: .75rem; display:grid; gap:.5rem; }
.budget-top { display:flex; justify-content: space-between; align-items:center; color: var(--text-dark); }
.budget-actions { display:flex; gap:.35rem; }
.budget-actions .btn { padding:.35rem .55rem; font-size:.9rem; }
.budget-progress { display:flex; align-items:center; gap:.5rem; }
.budget-progress .progress { flex:1; height:8px; }