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

:root {
    --bg-color: #000000;
    --panel-bg: #09090b;
    --panel-border: #1f1f23;
    --border-color: #27272a;
    --border-hover: #3f3f46;
    --text-main: #f4f4f5;
    --text-muted: #a1a1aa;
    --text-highlight: #ffffff;
    
    --orange: #f97316;
    --orange-dark: #c2410c;
    --orange-muted: #431407;
    --orange-glow: rgba(249, 115, 22, 0.15);
    
    --cyan: #06b6d4;
    --cyan-dark: #0e7490;
    --cyan-muted: #083344;
    --cyan-glow: rgba(6, 182, 212, 0.15);
    
    --font-mono: 'JetBrains Mono', monospace;
    --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
    
    --transition-fast: 0.15s ease;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background-color: var(--bg-color);
    color: var(--text-main);
    font-family: var(--font-sans);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    padding: 1.5rem;
    min-height: 100vh;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: var(--bg-color);
}
::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--border-hover);
}

.container {
    max-width: 1440px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

/* Header */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--panel-border);
}

.logo-section h1 {
    font-family: var(--font-mono);
    font-size: 1.3rem;
    font-weight: 700;
    letter-spacing: -0.05em;
    color: var(--text-highlight);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-section h1 span.orange {
    color: var(--orange);
}

.logo-section h1 span.cyan {
    color: var(--cyan);
}

.logo-section p {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

/* Navigation tabs */
.tabs {
    display: flex;
    background-color: var(--panel-bg);
    border: 1px solid var(--panel-border);
    padding: 0.25rem;
    border-radius: 6px;
    gap: 0.25rem;
}

.tab-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    font-family: var(--font-mono);
    font-size: 0.8rem;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition-fast);
}

.tab-btn:hover {
    color: var(--text-main);
    background-color: rgba(255, 255, 255, 0.05);
}

.tab-btn.active {
    color: var(--text-highlight);
    background-color: var(--border-color);
    border: 1px solid var(--border-hover);
}

/* Main Layout Grid */
.main-layout {
    display: grid;
    grid-template-columns: 380px 1fr;
    gap: 1.5rem;
    align-items: start;
}

@media (max-width: 1024px) {
    .main-layout {
        grid-template-columns: 1fr;
    }
}

/* Panel Common Styles */
.panel {
    background-color: var(--panel-bg);
    border: 1px solid var(--panel-border);
    border-radius: 8px;
    padding: 1.5rem;
}

.panel h2 {
    font-family: var(--font-mono);
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 1.25rem;
    color: var(--text-highlight);
    border-bottom: 1px solid var(--panel-border);
    padding-bottom: 0.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Inputs / Parameters Panel */
.inputs-grid {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-size: 0.75rem;
    font-family: var(--font-mono);
    color: var(--text-muted);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.form-group label span.unit {
    color: var(--cyan);
}

.input-with-slider {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.input-row {
    display: flex;
    gap: 0.5rem;
}

select, input[type="number"], input[type="text"] {
    background-color: var(--bg-color);
    border: 1px solid var(--border-color);
    color: var(--text-highlight);
    font-family: var(--font-mono);
    font-size: 0.85rem;
    padding: 0.5rem 0.75rem;
    border-radius: 6px;
    outline: none;
    transition: var(--transition-fast);
    width: 100%;
}

select:focus, input[type="number"]:focus, input[type="text"]:focus {
    border-color: var(--cyan);
    box-shadow: 0 0 0 1px var(--cyan-glow);
}

.range-container {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

input[type="range"] {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 4px;
    background: var(--border-color);
    border-radius: 2px;
    outline: none;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--cyan);
    cursor: pointer;
    transition: var(--transition-fast);
}

input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.2);
    background: var(--text-highlight);
}

/* Secondary styling for orange sections */
.orange-accent select:focus, 
.orange-accent input[type="number"]:focus,
.orange-accent input[type="text"]:focus {
    border-color: var(--orange);
    box-shadow: 0 0 0 1px var(--orange-glow);
}

.orange-accent input[type="range"]::-webkit-slider-thumb {
    background: var(--orange);
}

/* Grid parameters separator */
.section-title {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-top: 0.5rem;
    border-bottom: 1px dashed var(--border-color);
    padding-bottom: 0.25rem;
}

/* Right Content Area */
.view-content {
    display: none;
    flex-direction: column;
    gap: 1.5rem;
}

.view-content.active {
    display: flex;
}

/* View 1: Token Pricing Cards */
.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.metric-card {
    background-color: var(--panel-bg);
    border: 1px solid var(--panel-border);
    border-radius: 8px;
    padding: 1.25rem;
    position: relative;
    overflow: hidden;
    transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.metric-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-2px);
}

.metric-card.input-card { border-top: 3px solid var(--cyan); }
.metric-card.output-card { border-top: 3px solid var(--orange); }
.metric-card.read-card { border-top: 3px solid var(--cyan-dark); }
.metric-card.write-card { border-top: 3px solid var(--orange-dark); }

.metric-label {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
}

.metric-value {
    font-family: var(--font-mono);
    font-size: 1.7rem;
    font-weight: 700;
    color: var(--text-highlight);
    margin: 0.5rem 0;
}

.metric-value.cyan-text { color: var(--cyan); }
.metric-value.orange-text { color: var(--orange); }

.metric-subtext {
    font-size: 0.7rem;
    color: var(--text-muted);
}

/* Charts and Analysis Row */
.analysis-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

@media (max-width: 768px) {
    .analysis-row {
        grid-template-columns: 1fr;
    }
}

.chart-container {
    background-color: var(--bg-color);
    border: 1px solid var(--panel-border);
    border-radius: 8px;
    padding: 1rem;
    min-height: 280px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

/* Tables */
table {
    width: 100%;
    border-collapse: collapse;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    text-align: left;
}

th, td {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--panel-border);
}

th {
    color: var(--text-muted);
    font-weight: 500;
}

tr:hover td {
    background-color: rgba(255, 255, 255, 0.02);
}

td.number, th.number {
    text-align: right;
}

/* Summary breakdown section */
.summary-bar {
    display: flex;
    background-color: var(--bg-color);
    border: 1px solid var(--panel-border);
    border-radius: 6px;
    padding: 1rem;
    justify-content: space-around;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.summary-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.summary-item-label {
    font-size: 0.7rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

.summary-item-value {
    font-family: var(--font-mono);
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-highlight);
}

/* Blended Prompt View Specifics */
.prompt-calculator-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

@media (max-width: 768px) {
    .prompt-calculator-layout {
        grid-template-columns: 1fr;
    }
}

.token-config-panel {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.token-config-row {
    display: flex;
    gap: 1rem;
}

.token-config-row > .form-group {
    flex: 1;
}

.cost-display-card {
    background-color: var(--bg-color);
    border: 1px solid var(--panel-border);
    border-radius: 8px;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 1.5rem;
    position: relative;
    overflow: hidden;
}

.cost-display-header {
    border-bottom: 1px solid var(--panel-border);
    padding-bottom: 0.75rem;
}

.cost-display-header h3 {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
}

.cost-display-header .cost-big {
    font-family: var(--font-mono);
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--orange);
    margin-top: 0.5rem;
}

.cost-projection-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.projection-item {
    display: flex;
    justify-content: space-between;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    border-bottom: 1px dashed var(--panel-border);
    padding-bottom: 0.5rem;
}

.projection-label {
    color: var(--text-muted);
}

.projection-value {
    font-weight: 700;
    color: var(--text-highlight);
}

.badge {
    display: inline-block;
    padding: 0.15rem 0.4rem;
    border-radius: 4px;
    font-size: 0.65rem;
    font-family: var(--font-mono);
    font-weight: bold;
}
.badge-orange {
    background-color: var(--orange-muted);
    color: var(--orange);
    border: 1px solid var(--orange-dark);
}
.badge-cyan {
    background-color: var(--cyan-muted);
    color: var(--cyan);
    border: 1px solid var(--cyan-dark);
}

/* Formula Box */
.formula-box {
    background-color: var(--bg-color);
    border: 1px dashed var(--panel-border);
    border-radius: 6px;
    padding: 0.75rem 1rem;
    margin-bottom: 1.25rem;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    line-height: 1.4;
    color: var(--text-muted);
}

.formula-title {
    color: var(--cyan);
    font-weight: 700;
    margin-right: 0.5rem;
}

.formula-code {
    color: var(--text-highlight);
}

.formula-details {
    margin-top: 0.25rem;
    font-size: 0.7rem;
    color: var(--text-muted);
}

.footer-credit {
    margin-top: 1rem;
    text-align: center;
    font-size: 0.7rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}