:root {
    --bg-main: #F4F7F9; /* Very light blue-gray */
    --bg-card: #FFFFFF; /* Pure white cards */
    --bg-input: #FFFFFF; /* Pure white inputs */
    --text-primary: #0F172A; /* Dark slate text */
    --text-secondary: #475569; /* Medium slate text */
    --color-primary: #10B981; /* Emerald 500 for good contrast */
    --color-primary-hover: #059669; /* Emerald 600 */
    --color-success: #10B981;
    --color-warning: #F59E0B;
    --border-color: #E2E8F0; /* Light gray borders */
    --font-main: 'Inter', system-ui, sans-serif;
    --font-mono: 'Inter', system-ui, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body { background-color: var(--bg-main); color: var(--text-primary); font-family: var(--font-main); font-size: 14px; line-height: 1.5; min-height: 100vh; display: flex; flex-direction: column; overflow-x: hidden; width: 100%; }
a { color: var(--color-primary); text-decoration: none; }

/* Header */
header { display: flex; justify-content: space-between; align-items: center; padding: 16px 32px; background: var(--bg-card); border-bottom: 1px solid var(--border-color); position: sticky; top: 0; z-index: 1000; }
nav a { margin-left: 24px; color: var(--text-secondary); font-weight: 500; font-size: 13px; text-transform: uppercase; letter-spacing: 0.5px; transition: 0.2s; }
nav a.active, nav a:hover { color: var(--color-primary); }
.theme-switch-wrapper { display: none; } /* Enforcing strict dark mode for dashboard */

/* Layout */
.dashboard-container { display: flex; max-width: 1600px; margin: 0 auto; width: 100%; min-height: calc(100vh - 83px); }

/* Sidebar */
.sidebar { width: 260px; flex-shrink: 0; display: flex; flex-direction: column; gap: 4px; border-right: 1px solid var(--border-color); background: var(--bg-main); padding: 24px 16px; }
.sidebar h3 { color: var(--text-secondary); font-size: 11px; text-transform: uppercase; letter-spacing: 1px; padding: 0 16px; margin-bottom: 12px; margin-top: 16px; }
.sidebar-link { display: flex; align-items: center; gap: 12px; padding: 12px 16px; color: var(--text-secondary); border-radius: 8px; transition: 0.2s; font-size: 14px; text-decoration: none; }
.sidebar-link i { font-size: 16px; width: 20px; text-align: center; }
.sidebar-link:hover, .sidebar-link.active { background: #F1F5F9; color: var(--text-primary); border-radius: 8px; }
.sidebar-link.active { border-left: 3px solid var(--color-primary); border-radius: 4px 8px 8px 4px; }

/* Main Grid */
.main-content { flex-grow: 1; display: flex; flex-direction: column; overflow-y: auto; padding: 32px; min-width: 0; }

/* Scrollbar */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--bg-main); }
::-webkit-scrollbar-thumb { background: #CBD5E1; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #94A3B8; }

.page-header { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 32px; }
.page-header h1 { font-size: 28px; font-weight: 600; margin-bottom: 8px; color: var(--text-primary); }
.page-header p { color: var(--text-secondary); font-size: 14px; }
.market-badge { background: rgba(16, 185, 129, 0.1); color: var(--color-primary); padding: 8px 16px; border-radius: 6px; font-size: 13px; font-weight: bold; font-family: var(--font-mono); border: 1px solid rgba(16, 185, 129, 0.2); text-transform: uppercase; letter-spacing: 1px;}

.bento-grid { display: grid; grid-template-columns: 350px 1fr; gap: 24px; align-items: start; }

/* Cards */
.bento-card { background: var(--bg-card); border: 1px solid #E2E8F0; border-radius: 12px; padding: 24px; box-shadow: 0 1px 8px rgba(0,0,0,0.06); min-width: 0; }
.bento-card h3 { font-size: 13px; text-transform: uppercase; letter-spacing: 1px; color: var(--text-secondary); margin-bottom: 24px; display: flex; align-items: center; gap: 8px; }
.bento-card h3 i { color: var(--color-primary); }

/* Forms */
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 13px; color: var(--text-secondary); margin-bottom: 8px; font-weight: 500; }
.input-wrapper { display: flex; align-items: center; background: var(--bg-input); border: 1px solid #E2E8F0; border-radius: 8px; overflow: hidden; transition: 0.2s; }
.input-wrapper:focus-within { border-color: var(--color-primary); box-shadow: 0 0 0 3px rgba(16,185,129,0.08); }
.input-prefix, .input-suffix { padding: 0 12px; color: var(--text-secondary); font-weight: 600; font-size: 15px; background: #F8FAFC; border-right: 1px solid #E2E8F0; }
.input-suffix { border-right: none; border-left: 1px solid #E2E8F0; }
.form-control { flex-grow: 1; background: transparent; border: none; padding: 12px 14px; color: var(--text-primary); font-family: var(--font-main); font-size: 16px; outline: none; width: 100%; font-weight: 600; }
select.form-control { appearance: none; cursor: pointer; }

/* Range Sliders - outside input box */
input[type="range"] { width: 100%; margin-top: 8px; accent-color: var(--color-primary); height: 4px; cursor: pointer; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 16px 24px; background: var(--color-primary); color: #FFF; font-weight: 700; font-size: 14px; border: none; border-radius: 8px; cursor: pointer; transition: 0.2s; width: 100%; text-transform: uppercase; letter-spacing: 1px; }
.btn:hover { background: var(--color-primary-hover); box-shadow: 0 0 20px rgba(16, 185, 129, 0.2); }

/* Metrics */
.metric-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 24px; }
.metric-card { background: #F8FAFC; border: 1px solid #E2E8F0; padding: 20px; border-radius: 12px; }
.metric-label { font-size: 12px; color: var(--text-secondary); margin-bottom: 8px; text-transform: uppercase; letter-spacing: 0.5px; }
.metric-value { font-size: 24px; font-weight: 700; font-family: var(--font-mono); color: var(--text-primary); }
.metric-value.highlight { color: var(--color-primary); font-size: 28px; }

/* Charts */
.chart-container { height: 260px; position: relative; width: 100%; }
.bar-chart-container { height: 260px; position: relative; width: 100%; }
.charts-row { display: grid; grid-template-columns: 1fr 2fr; gap: 24px; margin-bottom: 24px; }

/* Table */
.table-wrapper { max-height: 350px; overflow-y: auto; overflow-x: auto; padding-right: 8px; width: 100%; -webkit-overflow-scrolling: touch; }
.amortization-table { width: 100%; border-collapse: separate; border-spacing: 0; font-family: var(--font-mono); font-size: 13px; }
.amortization-table th { text-align: right; padding: 12px 16px; color: var(--text-secondary); border-bottom: 1px solid var(--border-color); text-transform: uppercase; font-size: 11px; font-family: var(--font-main); position: sticky; top: 0; background: var(--bg-card); z-index: 10; letter-spacing: 0.5px; }
.amortization-table th:first-child { text-align: left; }
.amortization-table td { text-align: right; padding: 14px 16px; border-bottom: 1px solid var(--border-color); color: var(--text-primary); font-weight: 500;}
.amortization-table td:first-child { text-align: left; color: var(--text-secondary); }
.amortization-table tr:hover td { background: rgba(16, 185, 129, 0.05); }

/* Flags */
.flag-icon { margin-right: 6px; font-size: 16px; }

/* 📱 Mobile Responsiveness */
@media (max-width: 992px) {
    .bento-grid { grid-template-columns: 1fr; }
    .charts-row { grid-template-columns: 1fr; gap: 24px; }
    .dashboard-container { flex-direction: column; }
    .sidebar { width: 100%; border-right: none; border-bottom: 1px solid var(--border-color); flex-direction: row; flex-wrap: wrap; justify-content: center; padding: 16px; }
    .sidebar h3 { width: 100%; text-align: center; margin: 8px 0; }
}

@media (max-width: 768px) {
    body, html { max-width: 100vw; overflow-x: hidden; }
    .dashboard-container { max-width: 100vw; overflow-x: hidden; }
    .main-content { padding: 12px; width: 100%; max-width: 100vw; box-sizing: border-box; }
    
    header { flex-direction: column; gap: 12px; padding: 12px; width: 100%; box-sizing: border-box; }
    .main-nav { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px 12px; width: 100%; }
    .main-nav a { margin-left: 0; font-size: 13px; }
    .country-selector { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px 12px; width: 100%; }
    
    .hero-section { padding: 30px 12px; }
    .hero-section h1 { font-size: 28px; word-break: break-word; }
    .metric-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
    .bento-card { padding: 16px; width: 100%; box-sizing: border-box; overflow: hidden; }
    
    .blog-preview-grid { grid-template-columns: 1fr !important; }
    
    /* Fix Charts on Mobile */
    .chart-container, .bar-chart-container { width: 100% !important; max-width: 100% !important; position: relative; height: 250px; }
    
    /* Prevent text overflow */
    p, h1, h2, h3, h4, li { word-break: break-word; overflow-wrap: break-word; }
}

@media (max-width: 480px) {
    .metric-grid { grid-template-columns: 1fr; }
    .calc-grid { grid-template-columns: 1fr; }
    .page-header { flex-direction: column; align-items: flex-start; gap: 12px; }
}

/* ============================================================
   LoanPoint Mobile Fixes (2026-09-28)
   - Hamburger navigation (≤768px)
   - Article table scroll safety
   - Amount input / slider touch improvements
   - Larger tap targets
   Desktop styles above are untouched.
   ============================================================ */

/* Hamburger toggle button: hidden on desktop, visible on mobile */
.nav-toggle { display: none; }

@media (max-width: 768px) {
    /* Slim sticky bar: logo left, hamburger right */
    header.site-header { flex-direction: row; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px; padding: 10px 16px; }
    .nav-toggle {
        display: inline-flex; align-items: center; justify-content: center;
        width: 44px; height: 44px; flex-shrink: 0;
        background: transparent; border: 1px solid var(--border-color); border-radius: 8px;
        color: var(--text-primary); font-size: 20px; cursor: pointer;
    }
    .nav-toggle:hover { background: #F1F5F9; }

    /* Collapse nav + country links behind the hamburger */
    .site-header .main-nav,
    .site-header .country-selector { display: none; width: 100%; }

    .site-header.nav-open .main-nav {
        display: flex; flex-wrap: wrap; justify-content: center;
        gap: 4px 12px; width: 100%; order: 3;
        border-top: 1px solid var(--border-color); padding-top: 12px;
    }
    .site-header.nav-open .main-nav a { margin-left: 0; font-size: 13px; padding: 10px 6px; }
    .site-header.nav-open .country-selector {
        display: flex; flex-wrap: wrap; justify-content: center;
        gap: 4px 8px; width: 100%; order: 4; padding-bottom: 4px;
    }
    .site-header.nav-open .country-selector a { padding: 10px 8px; }

    /* Article body tables: scroll internally instead of breaking layout */
    .page-content table, .article-content table {
        display: block; width: 100%;
        overflow-x: auto; -webkit-overflow-scrolling: touch;
    }

    /* Amount input row: prevent prefix+input overflow on narrow screens */
    .input-wrapper .form-control { min-width: 0; }
    .input-prefix, .input-suffix { flex-shrink: 0; padding: 0 10px; }

    /* Bigger slider touch area (thin visual track preserved) */
    input[type="range"] { height: 28px; margin-top: 10px; }
    input[type="range"]::-webkit-slider-runnable-track { height: 4px; }
    input[type="range"]::-moz-range-track { height: 4px; }
}

/* ============================================================
   Mobile polish round 2 (2026-09-28)
   1. Metric cards: text must never clip on narrow screens
   2. Sidebar calculators: tidy 2-col card grid instead of ragged wrap
   ============================================================ */
@media (max-width: 768px) {
    .metric-card { min-width: 0; padding: 14px 12px; overflow: hidden; }
    .metric-value { font-size: 20px; overflow-wrap: break-word; word-break: break-word; }
    .metric-value.highlight { font-size: 22px; }
    .metric-label { font-size: 11px; overflow-wrap: break-word; word-break: break-word; }
}
@media (max-width: 992px) {
    /* Override the old flex-wrap sidebar: clean 2-column card grid */
    .sidebar {
        display: grid; grid-template-columns: 1fr 1fr; gap: 8px;
        width: 100%; border-right: none; border-bottom: 1px solid var(--border-color);
        padding: 16px 12px; flex-direction: unset;
    }
    .sidebar h3 { grid-column: 1 / -1; width: 100%; text-align: center; margin: 4px 0 8px; padding: 0; }
    .sidebar-link {
        font-size: 13px; padding: 10px 12px; gap: 10px; margin: 0;
        background: var(--bg-card); border: 1px solid var(--border-color); border-radius: 8px;
        align-items: center; min-width: 0;
    }
    .sidebar-link i { font-size: 14px; width: 18px; flex-shrink: 0; }
    .sidebar-link span, .sidebar-link { overflow-wrap: break-word; }
    .sidebar-link.active { border-left: 3px solid var(--color-primary); }
}