:root {
    --bg: #14171C;
    --panel: #0B3D2E;
    --panel-light: #123F30;
    --board: #0A0D10;
    --amber: #FFB300;
    --amber-dim: #7A5A00;
    --green: #4ADE80;
    --red: #FF5D4E;
    --text: #E8E6DD;
    --text-dim: #9AA39C;
    --border: #24473B;

    --font-display: Consolas, "SFMono-Regular", "Courier New", monospace;
    --font-body: "Segoe UI", -apple-system, Roboto, Arial, sans-serif;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: var(--font-body);
    line-height: 1.5;
}

.app-header {
    background: linear-gradient(180deg, #0A0D10 0%, #14171C 100%);
    border-bottom: 3px solid var(--amber);
    padding: 18px 20px;
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 8px;
}

.app-header h1 {
    font-family: var(--font-display);
    letter-spacing: 2px;
    font-size: 26px;
    margin: 0;
    color: var(--amber);
    text-transform: uppercase;
}

.app-header .tagline {
    color: var(--text-dim);
    font-size: 13px;
}

nav.tabs {
    display: flex;
    gap: 8px;
}

nav.tabs a {
    color: var(--text-dim);
    text-decoration: none;
    font-family: var(--font-display);
    font-size: 14px;
    padding: 8px 14px;
    border: 1px solid var(--border);
    border-radius: 4px;
}

nav.tabs a.active, nav.tabs a:hover {
    color: var(--amber);
    border-color: var(--amber);
}

main {
    max-width: 980px;
    margin: 0 auto;
    padding: 20px 16px 80px;
}

.panel {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 18px;
    margin-bottom: 20px;
}

.panel h2 {
    font-family: var(--font-display);
    color: var(--amber);
    font-size: 16px;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin: 0 0 14px;
}

label {
    display: block;
    font-size: 13px;
    color: var(--text-dim);
    margin-bottom: 4px;
}

input, select {
    width: 100%;
    padding: 12px;
    font-size: 16px;
    border-radius: 6px;
    border: 1px solid var(--border);
    background: var(--board);
    color: var(--text);
    font-family: var(--font-body);
}

input:focus, select:focus {
    outline: 2px solid var(--amber);
    outline-offset: 1px;
}

.field-row {
    margin-bottom: 12px;
}

.two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.three-col {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 12px;
}

table.horses {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 12px;
}

table.horses th {
    font-family: var(--font-display);
    font-size: 11px;
    color: var(--text-dim);
    text-transform: uppercase;
    text-align: left;
    padding: 6px 4px;
    border-bottom: 1px solid var(--border);
}

table.horses td {
    padding: 6px 4px;
    vertical-align: top;
}

table.horses input {
    padding: 10px 8px;
    font-size: 14px;
}

/* Form-completion status colouring — red while a line is missing required
   fields, green once it's fully filled in (or marked as a first starter). */
tr.horse-row-incomplete input:not(.h-first-start):not(:disabled) {
    color: var(--red);
}
tr.horse-row-complete input:not(.h-first-start):not(:disabled) {
    color: var(--green);
}
.h-first-start-cell {
    text-align: center;
}
.h-first-start {
    width: auto !important;
    height: 18px;
    accent-color: var(--amber);
    cursor: pointer;
}

.btn {
    display: inline-block;
    font-family: var(--font-display);
    font-size: 15px;
    letter-spacing: 1px;
    text-transform: uppercase;
    padding: 14px 22px;
    border-radius: 6px;
    border: none;
    cursor: pointer;
    min-height: 48px;
}

.btn-primary {
    background: var(--amber);
    color: #14171C;
    font-weight: bold;
}

.btn-primary:hover { background: #FFC53D; }

.btn-secondary {
    background: transparent;
    color: var(--text);
    border: 1px solid var(--border);
}

.btn-secondary:hover { border-color: var(--amber); color: var(--amber); }

.btn-danger {
    background: transparent;
    border: 1px solid var(--red);
    color: var(--red);
}

.btn-row {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 10px;
}

/* Tote board result panel */
.tote-board {
    background: var(--board);
    border: 2px solid var(--amber-dim);
    border-radius: 8px;
    padding: 20px;
}

.tote-board .pick-name {
    font-family: var(--font-display);
    font-size: 30px;
    color: var(--amber);
    text-shadow: 0 0 8px rgba(255,179,0,0.4);
    letter-spacing: 1px;
}

.tote-board .pick-type {
    color: var(--text-dim);
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 4px;
}

.tote-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 14px;
    margin-top: 18px;
}

.tote-stat {
    background: var(--panel-light);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 12px;
}

.tote-stat .label {
    font-size: 11px;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.tote-stat .value {
    font-family: var(--font-display);
    font-size: 22px;
    margin-top: 4px;
}

.value.positive { color: var(--green); }
.value.negative { color: var(--red); }
.value.neutral { color: var(--amber); }

.confidence-bar {
    height: 10px;
    background: var(--board);
    border-radius: 5px;
    overflow: hidden;
    margin-top: 6px;
    border: 1px solid var(--border);
}

.confidence-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--red), var(--amber), var(--green));
}

.value-bet-flag {
    display: inline-block;
    margin-top: 10px;
    padding: 6px 12px;
    background: rgba(74, 222, 128, 0.15);
    border: 1px solid var(--green);
    color: var(--green);
    border-radius: 4px;
    font-family: var(--font-display);
    font-size: 12px;
    letter-spacing: 1px;
}

.helper-links {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.helper-links a {
    flex: 1 1 140px;
    text-align: center;
    padding: 14px 10px;
    background: var(--panel-light);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text);
    text-decoration: none;
    font-size: 14px;
}

.helper-links a:hover { border-color: var(--amber); color: var(--amber); }

.field-table-wrap { overflow-x: auto; }

.remove-row-btn {
    background: transparent;
    border: 1px solid var(--red);
    color: var(--red);
    border-radius: 4px;
    min-height: 40px;
    min-width: 40px;
    cursor: pointer;
    font-size: 16px;
}

.hint { font-size: 12px; color: var(--text-dim); margin-top: 4px; }

.disclaimer {
    font-size: 12px;
    color: var(--text-dim);
    border-top: 1px solid var(--border);
    padding-top: 14px;
    margin-top: 8px;
}

#logResultPanel { display: none; }

@media (max-width: 600px) {
    .two-col, .three-col { grid-template-columns: 1fr; }
    .app-header h1 { font-size: 20px; }
    .tote-board .pick-name { font-size: 24px; }
}

/* Version badge + version-switch button */
.version-badge {
    display: inline-block;
    font-family: var(--font-display);
    font-size: 11px;
    letter-spacing: 1px;
    color: var(--bg);
    background: var(--amber);
    padding: 2px 7px;
    border-radius: 4px;
    margin-left: 8px;
    vertical-align: middle;
}

.version-badge.beta { background: var(--green); }

a.btn.version-switch {
    background: transparent;
    border: 1px dashed var(--amber);
    color: var(--amber);
}

a.btn.version-switch:hover { background: rgba(255,179,0,0.1); }

/* Track condition slider */
.track-slider-wrap input[type="range"] {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    padding: 0;
    height: 32px;
    background: transparent;
    border: none;
    accent-color: var(--amber);
    cursor: pointer;
}

/* Without explicit track/thumb rules, some browsers (older Chrome/Edge on
   certain OS themes, and versions before accent-color support) render the
   track and thumb with 0 effective hit area once the native background is
   stripped away above — the slider looks present but can't be dragged.
   These rules guarantee a visible, draggable track + thumb everywhere. */
.track-slider-wrap input[type="range"]::-webkit-slider-runnable-track {
    height: 6px;
    border-radius: 3px;
    background: var(--border);
}
.track-slider-wrap input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--amber);
    border: 2px solid #14171C;
    margin-top: -7px;
    cursor: pointer;
}
.track-slider-wrap input[type="range"]::-moz-range-track {
    height: 6px;
    border-radius: 3px;
    background: var(--border);
}
.track-slider-wrap input[type="range"]::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--amber);
    border: 2px solid #14171C;
    cursor: pointer;
}

.track-slider-labels {
    display: flex;
    justify-content: space-between;
    font-size: 11px;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 2px;
}

.track-slider-readout {
    font-family: var(--font-display);
    color: var(--amber);
    font-size: 15px;
    margin-top: 4px;
}

/* Reports page */
.pick-list {
    max-height: 320px;
    overflow-y: auto;
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 6px;
    background: var(--board);
}

.pick-list-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 6px;
    border-bottom: 1px solid var(--border);
    font-size: 13px;
    cursor: pointer;
}

.pick-list-item:last-child { border-bottom: none; }
.pick-list-item input[type="checkbox"] { width: auto; accent-color: var(--amber); }

.report-track-heading {
    font-family: var(--font-display);
    color: var(--amber);
    font-size: 15px;
    letter-spacing: 0.5px;
    margin: 22px 0 10px;
    border-bottom: 1px solid var(--border);
    padding-bottom: 6px;
}

.report-summary-line { margin: 8px 0 18px; }
.report-subtotal {
    text-align: right;
    font-size: 13px;
    color: var(--text-dim);
    margin: 4px 0 0;
}

.report-table th, .report-table td { font-size: 12px; padding: 8px 6px; }
.print-only-header { display: none; }

/* Autosave / restore toast */
#autosaveToast {
    position: fixed;
    bottom: 18px;
    right: 18px;
    background: var(--panel-light);
    border: 1px solid var(--green);
    color: var(--green);
    padding: 10px 16px;
    border-radius: 6px;
    font-size: 13px;
    font-family: var(--font-display);
    letter-spacing: 0.5px;
    box-shadow: 0 4px 14px rgba(0,0,0,0.4);
    opacity: 0;
    transform: translateY(8px);
    transition: opacity 0.25s ease, transform 0.25s ease;
    pointer-events: none;
    z-index: 999;
}

#autosaveToast.show { opacity: 1; transform: translateY(0); }
#autosaveToast.restoring { border-color: var(--amber); color: var(--amber); }

/* TAB betting slip calculator */
.tab-calc-result {
    background: var(--board);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 14px;
    margin-top: 12px;
}

.tab-calc-result .calc-line {
    display: flex;
    justify-content: space-between;
    font-size: 14px;
    padding: 4px 0;
    border-bottom: 1px dashed var(--border);
}

.tab-calc-result .calc-line:last-child { border-bottom: none; font-weight: bold; }

.tab-calc-result .calc-line .calc-value { font-family: var(--font-display); }