:root {
  /* Fintech Palette */
  --bg-body: #0b0e11;
  --bg-card: #151a23;
  --bg-input: #1e2532;
  --bg-hover: #2a3441;
  
  --color-bull: #00c076; /* Green */
  --color-bear: #ff3b30; /* Red */
  --color-accent: #3b82f6; /* Blue */
  
  --text-main: #eaecef;
  --text-muted: #848e9c;
  --text-dim: #5e6673;
  
  --border: #2b3139;
  --border-light: #474d57;

  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --max-width: 1200px;
  --header-height: 60px;
  
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.3);
}

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

body { 
    font-family: var(--font-sans); 
    background-color: var(--bg-body); 
    color: var(--text-main); 
    line-height: 1.5; 
    min-height: 100vh; 
    display: flex; 
    flex-direction: column; 
    font-size: 15px;
}

a { color: inherit; text-decoration: none; transition: 0.2s; }
a:hover { color: var(--color-accent); }

button, input, select { font-family: inherit; font-size: inherit; }

/* Layout */
.container { width: 100%; max-width: var(--max-width); margin: 0 auto; padding: 0 1.5rem; }

/* Header */
.app-header { 
    height: var(--header-height); 
    background: var(--bg-card); 
    border-bottom: 1px solid var(--border); 
    position: sticky; 
    top: 0; 
    z-index: 100; 
    display: flex;
    align-items: center;
}

.nav-flex { 
    display: flex; 
    align-items: center; 
    justify-content: space-between; 
    width: 100%;
}

.logo { 
    font-weight: 800; 
    font-size: 1.25rem; 
    letter-spacing: -0.02em; 
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-main);
}
.logo span { color: var(--color-accent); }

.main-nav { display: flex; gap: 2rem; }
.nav-link { 
    font-weight: 500; 
    color: var(--text-muted); 
    padding: 0.5rem 0;
    position: relative;
    white-space: nowrap;
}
.nav-link.active { color: var(--color-accent); }
.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -18px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--color-accent);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--text-main);
    font-size: 1.5rem;
    cursor: pointer;
}

@media (max-width: 768px) {
    .main-nav { display: none; }
    .main-nav.show {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: var(--header-height);
        left: 0;
        right: 0;
        background: var(--bg-card);
        padding: 1rem;
        border-bottom: 1px solid var(--border);
        gap: 1rem;
    }
    .mobile-menu-btn { display: block; }
    .nav-link.active::after { display: none; }
}

/* Price Ticker */
.ticker-wrap {
    width: 100%;
    overflow: hidden;
    background-color: var(--bg-input);
    border-bottom: 1px solid var(--border);
    height: 32px;
    display: flex;
    align-items: center;
}
.ticker {
    display: inline-block;
    white-space: nowrap;
    padding-right: 100%;
    box-sizing: content-box;
    animation-iteration-count: infinite;
    animation-timing-function: linear;
    animation-name: ticker;
    animation-duration: 40s;
}
.ticker-item {
    display: inline-flex;
    padding: 0 1.5rem;
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 600;
    gap: 0.5rem;
    align-items: center;
}
.ticker-change { font-size: 0.75rem; }

@keyframes ticker {
    0% { transform: translate3d(0, 0, 0); }
    100% { transform: translate3d(-100%, 0, 0); }
}

/* Buttons & Inputs */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    font-weight: 600;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all 0.2s;
    text-decoration: none;
}

.btn-primary { background: var(--color-accent); color: white; }
.btn-primary:hover { filter: brightness(1.1); }

.btn-bull { background: var(--color-bull); color: #000; }
.btn-bear { background: var(--color-bear); color: #fff; }

.btn-outline { 
    background: transparent; 
    border-color: var(--border); 
    color: var(--text-muted); 
}
.btn-outline:hover { border-color: var(--text-main); color: var(--text-main); }
.btn-danger { background: rgba(255, 59, 48, 0.1); color: var(--color-bear); border-color: var(--color-bear); }
.btn-danger:hover { background: var(--color-bear); color: white; }

input, select {
    background: var(--bg-input);
    border: 1px solid var(--border);
    color: var(--text-main);
    padding: 0.6rem;
    border-radius: 4px;
    width: 100%;
}
input:focus, select:focus {
    outline: none;
    border-color: var(--color-accent);
}

/* Dashboard Grid */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 1.5rem;
    padding: 2rem 0;
}

.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
}

.col-12 { grid-column: span 12; }
.col-8 { grid-column: span 8; }
.col-4 { grid-column: span 4; }
.col-6 { grid-column: span 6; }
.col-3 { grid-column: span 3; }

@media (max-width: 900px) {
    .col-8, .col-4, .col-6, .col-3 { grid-column: span 12; }
}

/* Tabs */
.tab-nav {
    display: flex;
    gap: 1rem;
    border-bottom: 1px solid var(--border);
    margin-bottom: 1.5rem;
    overflow-x: auto;
}
.tab-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    padding: 0.75rem 0;
    cursor: pointer;
    font-weight: 600;
    position: relative;
    font-size: 0.95rem;
    white-space: nowrap;
}
.tab-btn:hover { color: var(--text-main); }
.tab-btn.active { color: var(--color-accent); }
.tab-btn.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--color-accent);
}
.tab-content { display: none; }
.tab-content.active { display: block; }

/* Typography Helpers */
.text-bull { color: var(--color-bull); }
.text-bear { color: var(--color-bear); }
.text-label { 
    display: block; 
    font-size: 0.85rem; 
    color: var(--text-muted); 
    margin-bottom: 0.5rem; 
    font-weight: 500;
}
.text-value { font-size: 1.5rem; font-weight: 700; }
.text-value-sm { font-size: 1.25rem; font-weight: 700; }

/* Calculators */
.calc-form { display: grid; gap: 1rem; }
.result-box {
    background: var(--bg-body);
    padding: 1rem;
    border-radius: 4px;
    margin-top: 1rem;
    text-align: center;
    border: 1px solid var(--border);
}
.result-value { font-size: 2rem; font-weight: 800; color: var(--color-accent); }

/* Journal Table & Calendar */
.table-container { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; min-width: 600px; }
th { text-align: left; color: var(--text-muted); padding: 0.75rem; border-bottom: 1px solid var(--border); font-weight: 500; font-size: 0.9rem; }
td { padding: 0.75rem; border-bottom: 1px solid var(--border); font-size: 0.95rem; vertical-align: middle; }
tr:hover { background: var(--bg-hover); }

/* Impact Badges */
.impact-badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
}
.impact-high { background: rgba(255, 59, 48, 0.2); color: var(--color-bear); border: 1px solid rgba(255, 59, 48, 0.3); }
.impact-med { background: rgba(255, 149, 0, 0.2); color: #ff9f0a; border: 1px solid rgba(255, 149, 0, 0.3); }
.impact-low { background: rgba(255, 204, 0, 0.2); color: #ffd60a; border: 1px solid rgba(255, 204, 0, 0.3); }

/* SVG Chart */
.chart-container { 
    width: 100%; 
    height: 300px; 
    position: relative;
    border-bottom: 1px solid var(--border);
    border-left: 1px solid var(--border);
    margin-top: 1rem;
}
svg polyline {
    fill: none;
    stroke: var(--color-accent);
    stroke-width: 2;
    vector-effect: non-scaling-stroke;
}
.chart-tooltip {
    position: absolute;
    background: var(--bg-hover);
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    pointer-events: none;
    border: 1px solid var(--border);
    display: none;
}

/* Market Clock */
.session-clock {
    display: flex;
    gap: 1rem;
    justify-content: space-between;
    margin-bottom: 1rem;
}
.session-item {
    text-align: center;
    flex: 1;
    padding: 0.5rem;
    border-radius: 4px;
    background: var(--bg-input);
    border: 1px solid transparent;
}
.session-item.active {
    border-color: var(--color-bull);
    color: var(--color-bull);
}
.session-name { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.5px; }
.session-time { font-weight: 600; }

/* News Feed */
.news-grid { 
    display: grid; 
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); 
    gap: 1.5rem; 
}
.news-card { 
    display: flex; 
    flex-direction: column; 
    height: 100%; 
    transition: transform 0.2s; 
    cursor: pointer;
}
.news-card:hover { 
    transform: translateY(-2px); 
    border-color: var(--color-accent); 
}
.news-meta { 
    display: flex; 
    gap: 0.5rem; 
    font-size: 0.75rem; 
    color: var(--text-muted); 
    margin-bottom: 0.5rem; 
    align-items: center;
}
.news-tag { 
    color: var(--color-accent); 
    font-weight: 600; 
    background: rgba(59, 130, 246, 0.1); 
    padding: 2px 6px; 
    border-radius: 4px; 
}
.news-title { 
    font-size: 1.1rem; 
    font-weight: 700; 
    margin-bottom: 0.5rem; 
    line-height: 1.4; 
    color: var(--text-main);
}
.news-snippet { 
    font-size: 0.9rem; 
    color: var(--text-muted); 
    flex-grow: 1; 
    margin-bottom: 0;
}

/* Checklist Styles */
.checklist-item {
    display: flex;
    align-items: center;
    background: var(--bg-input);
    padding: 0.75rem;
    margin-bottom: 0.5rem;
    border-radius: 4px;
    border: 1px solid var(--border);
    transition: 0.2s;
    justify-content: space-between;
}
.checklist-item.checked {
    opacity: 0.6;
    background: var(--bg-body);
}
.checklist-item.checked span {
    text-decoration: line-through;
    color: var(--text-muted);
}
.checklist-left {
    display: flex;
    align-items: center;
    cursor: pointer;
    flex-grow: 1;
}
.custom-checkbox {
    width: 20px;
    height: 20px;
    border: 2px solid var(--color-accent);
    border-radius: 4px;
    margin-right: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.custom-checkbox::after {
    content: '✓';
    color: white;
    font-size: 14px;
    display: none;
}
.checklist-item.checked .custom-checkbox {
    background: var(--color-accent);
}
.checklist-item.checked .custom-checkbox::after {
    display: block;
}

/* Footer */
.app-footer { 
    margin-top: auto; 
    padding: 3rem 0; 
    border-top: 1px solid var(--border); 
    text-align: center;
    color: var(--text-dim);
    font-size: 0.9rem;
    background: var(--bg-card);
}