/* Currency Hold Calculator - Styles */
/* Matches ronfleming.com main site aesthetic */

:root {
    --color-bg: #fafaf9;
    --color-bg-alt: #f5f5f4;
    --color-text: #1c1917;
    --color-text-muted: #57534e;
    --color-accent: #005f65;
    --color-accent-hover: #004a4f;
    --color-accent-light: #e6f3f4;
    --color-border: #e7e5e4;
    --color-success: #059669;
    --color-success-light: #d1fae5;
    --color-neutral: #6b7280;
    --font-main: 'Source Sans 3', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --max-width: 640px;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2.5rem;
    --spacing-xl: 4rem;
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    margin: 0;
    padding: 0;
    font-family: var(--font-main);
    font-size: 1.1rem;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
}

/* Layout */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header */
.site-header {
    padding: var(--spacing-lg) 0 var(--spacing-md);
}

.site-nav {
    margin-bottom: var(--spacing-md);
}

.site-nav a {
    color: var(--color-text-muted);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.2s ease;
}

.site-nav a:hover {
    color: var(--color-accent);
}

.page-title {
    font-size: 2.25rem;
    font-weight: 700;
    margin: 0 0 var(--spacing-sm);
    letter-spacing: -0.02em;
}

.page-title .accent {
    color: var(--color-accent);
}

.intro {
    font-size: 1.05rem;
    color: var(--color-text-muted);
    line-height: 1.7;
    margin: 0;
}

/* Main */
main {
    flex: 1;
    padding-bottom: var(--spacing-lg);
}

/* Form */
.calculator-form {
    background: white;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.form-section {
    border: none;
    padding: 0;
    margin: 0 0 var(--spacing-md);
}

.section-label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--spacing-xs);
    display: block;
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-label {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--spacing-xs);
}

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

/* Toggle Group */
.toggle-group {
    display: flex;
    gap: var(--spacing-xs);
    flex-wrap: wrap;
}

.toggle-option {
    cursor: pointer;
}

.toggle-option input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.toggle-label {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--color-bg-alt);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    font-weight: 500;
    transition: all 0.2s ease;
}

.toggle-option input:checked + .toggle-label {
    background: var(--color-accent-light);
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.toggle-option input:focus-visible + .toggle-label {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

.toggle-label .flag {
    font-size: 1.1rem;
}

/* Inputs */
input[type="number"],
select {
    width: 100%;
    padding: var(--spacing-sm);
    font-size: 1rem;
    font-family: var(--font-main);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-bg);
    color: var(--color-text);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

input[type="number"]:focus,
select:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px var(--color-accent-light);
}

/* Hide number input spinners */
input[type="number"]::-webkit-outer-spin-button,
input[type="number"]::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

input[type="number"] {
    -moz-appearance: textfield;
}

.input-with-prefix,
.input-with-suffix {
    position: relative;
    display: flex;
    align-items: center;
}

.input-prefix {
    position: absolute;
    left: var(--spacing-sm);
    color: var(--color-text-muted);
    font-weight: 500;
    pointer-events: none;
}

.input-with-prefix input {
    padding-left: calc(var(--spacing-sm) + 1.2rem);
}

.input-suffix {
    position: absolute;
    right: var(--spacing-sm);
    color: var(--color-text-muted);
    font-weight: 500;
    pointer-events: none;
}

.input-with-suffix input {
    padding-right: calc(var(--spacing-sm) + 1.5rem);
}

/* Time inputs */
.time-inputs {
    display: flex;
    gap: var(--spacing-xs);
}

.time-inputs select {
    flex: 1;
}

.time-inputs select:first-child {
    flex: 0.8;
}

/* Help text */
.help-text {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin: var(--spacing-xs) 0 0;
}

/* Calculate button */
.calculate-btn {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    margin-top: var(--spacing-sm);
    font-size: 1.1rem;
    font-weight: 600;
    font-family: var(--font-main);
    color: white;
    background: var(--color-accent);
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: background-color 0.2s ease, transform 0.1s ease;
}

.calculate-btn:hover {
    background: var(--color-accent-hover);
}

.calculate-btn:active {
    transform: scale(0.98);
}

.calculate-btn:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

/* Results */
.results-section {
    margin-top: var(--spacing-lg);
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.results-title {
    font-size: 1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-accent);
    margin: 0 0 var(--spacing-md);
    padding-bottom: var(--spacing-xs);
    border-bottom: 2px solid var(--color-accent);
    display: inline-block;
}

/* Verdict */
.verdict {
    background: var(--color-success-light);
    border: 1px solid var(--color-success);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    text-align: center;
}

.verdict-label {
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-success);
    margin-bottom: var(--spacing-xs);
}

.verdict-text {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--color-text);
    margin: 0;
}

.verdict-detail {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    margin: var(--spacing-xs) 0 0;
}

.verdict.tie {
    background: var(--color-bg-alt);
    border-color: var(--color-border);
}

.verdict.tie .verdict-label {
    color: var(--color-neutral);
}

/* Comparison Visual */
.comparison-visual {
    background: white;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.comparison-bar {
    margin-bottom: var(--spacing-md);
}

.comparison-bar:last-child {
    margin-bottom: 0;
}

.bar-label {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: var(--spacing-xs);
}

.bar-title {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text);
}

.bar-amount {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-text);
}

.bar-track {
    height: 32px;
    background: var(--color-bg-alt);
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.bar-fill {
    height: 100%;
    border-radius: var(--radius-sm);
    transition: width 0.5s ease;
    min-width: 4px;
}

.bar-fill-hold {
    background: linear-gradient(90deg, var(--color-accent), var(--color-accent-hover));
}

.bar-fill-convert {
    background: linear-gradient(90deg, #7c3aed, #5b21b6);
}

.bar-fill.winner {
    box-shadow: 0 0 0 2px var(--color-success);
}

/* Breakdown */
.breakdown {
    background: var(--color-bg-alt);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

.breakdown-title {
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
}

.breakdown-item {
    display: flex;
    justify-content: space-between;
    padding: var(--spacing-xs) 0;
    border-bottom: 1px solid var(--color-border);
}

.breakdown-item:last-child {
    border-bottom: none;
}

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

.breakdown-value {
    font-weight: 500;
    color: var(--color-text);
}

/* Footer */
.site-footer {
    text-align: center;
    padding: var(--spacing-lg) 0;
    border-top: 1px solid var(--color-border);
    margin-top: auto;
}

.site-footer p {
    margin: 0 0 var(--spacing-xs);
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.site-footer a {
    color: var(--color-accent);
    text-decoration: none;
}

.site-footer a:hover {
    text-decoration: underline;
}

.disclaimer {
    font-size: 0.8rem !important;
    font-style: italic;
}

/* Responsive */
@media (max-width: 600px) {
    .page-title {
        font-size: 1.75rem;
    }

    .intro {
        font-size: 1rem;
    }

    .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .toggle-group {
        flex-direction: column;
    }

    .toggle-label {
        justify-content: center;
        width: 100%;
    }

    .time-inputs {
        flex-direction: row;
    }

    .bar-label {
        flex-direction: column;
        gap: 2px;
    }

    .bar-amount {
        font-size: 1rem;
    }
}