/* Bootstrap dark theme overrides to match terminal aesthetic */
:root {
    --bs-body-bg: #0a0a0a;
    --bs-body-color: #d0d0d0;
    --bs-border-color: #333;
    --bs-border-color-translucent: rgba(51, 51, 51, 0.5);
}

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

body {
    font-family: 'Monaco', 'Consolas', monospace !important;
    line-height: 1.6;
    color: #d0d0d0;
    background: #0a0a0a;
    min-height: 100vh;
}

/* Bootstrap form overrides */
.form-control, .form-select {
    background: #000;
    color: #d0d0d0;
    border: 1px solid #333;
    font-family: 'Courier New', monospace;
}

.form-control:focus, .form-select:focus {
    background: #000;
    color: #d0d0d0;
    border-color: #666;
    box-shadow: none;
}

.form-label {
    color: #999;
    font-size: 0.9rem;
}

/* Bootstrap button overrides */
.btn {
    font-family: 'Courier New', monospace;
    border: 1px solid #555;
    transition: background 0.2s;
}

.btn-primary {
    background: #333;
    color: #d0d0d0;
    border-color: #555;
}

.btn-primary:hover, .btn-primary:focus, .btn-primary:active {
    background: #444;
    color: #d0d0d0;
    border-color: #555;
}

.btn-secondary {
    background: #333;
    color: #d0d0d0;
    border-color: #555;
}

.btn-secondary:hover, .btn-secondary:focus, .btn-secondary:active {
    background: #444;
    color: #d0d0d0;
    border-color: #555;
}

.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 20px;
}

header {
    background:rgb(0, 0, 0, 0);
    color: #d0d0d0;
    padding: 2rem;
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.logo {
    width: 200px;
    flex-shrink: 0;
}

@media (max-width: 576px) {
    .logo {
        width: 150px;
    }
    header {
        padding: 1rem;
        gap: 1rem;
    }
}

.header-text {
    flex: 1;
}

h1 {
    font-size: 2rem;
    margin-bottom: 0.3rem;
    color: #fff;
    font-weight: normal;
    letter-spacing: 2px;
}

.subtitle {
    color: #808080;
    font-size: 0.9rem;
}

.section {
    background: #141414;
    padding: 1.5rem;
    border-radius: 10px;
    margin-bottom: 1.5rem;
    border: 1px solid #333;
}

.section > *:not(h2) {
    margin-left: 1em;
}

h2 {
    color: #fff;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid #333;
    font-weight: normal;
    font-size: 1.2rem;
}

.example-sequence {
    display: flex;
    gap: 10px;
    margin: 1.5rem 0;
    flex-wrap: wrap;
    align-items: center;
}

.shape {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.shape.circle { border-radius: 50%; }
.shape.triangle {
    clip-path: polygon(50% 0%, 0% 100%, 100% 100%);
}
.shape.square { border-radius: 0; }

.shape.red { background-color: #666; }
.shape.green { background-color: #888; }
.shape.blue { background-color: #aaa; }

.shape-label {
    font-size: 0.7rem;
    color: #808080;
    text-align: center;
    margin-top: 5px;
}

.arrow {
    font-size: 1.2rem;
    color: #666;
}

.api-steps {
    background: #0a0a0a;
    border-left: 2px solid #555;
    padding: 1rem;
    margin: 1rem 0;
    font-size: 0.7rem;
}

.api-step {
    margin: 1rem 0;
}

.api-step h4 {
    color: #fff;
    margin-bottom: 0.5rem;
    font-weight: bold;
    font-size: 1.0rem;
}

p {
    color: #999;
}

p.description {
    color: #808080;
    font-size: 0.9rem;
    line-height: 1.5;
    margin-bottom: 1rem;
}

p.italic-note {
    color: #999;
    font-size: 0.9rem;
    font-style: italic;
}

.success-note {
    background: #0a0a0a;
    border-left: 2px solid #666;
    padding: 1rem;
    margin-top: 1rem;
}

.success-note p {
    color: #999;
    font-size: 0.85rem;
    margin: 0;
}

.success-note strong {
    color: #bbb;
}

.registration-error {
    display: none;
    margin-top: 1rem;
    background: #1a1a1a;
    border: 1px solid #444;
    padding: 1rem;
    color: #999;
}

.registration-success-box {
    background: #1a1a1a;
    border: 1px solid #555;
    padding: 1.5rem;
    border-radius: 5px;
}

.registration-success-box h3 {
    color: #fff;
    margin-bottom: 1rem;
}

.shapes-display {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin: 1.5rem 0;
    flex-wrap: wrap;
}

.leaderboard-loading {
    text-align: center;
    color: #666;
    padding: 2rem;
}

.leaderboard-empty {
    text-align: center;
    color: #808080;
    padding: 2rem;
}

.example-flow-step {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    margin-left: 5px;
}

.streak-bar {
    width: 85px;
    height: 2px;
    background: #2ecc71;
}

.center-link {
    text-align: center;
    margin-top: 1rem;
}

.center-link a {
    color: #aaa;
    text-decoration: none;
}

footer {
    text-align: center;
    color: #666;
    padding: 2rem 0;
    border-top: 1px solid #222;
    margin-top: 2rem;
}

footer p {
    margin-bottom: 0.5rem;
}

footer .small-text {
    font-size: 0.8rem;
    color: #555;
}

footer a {
    color: #aaa;
    text-decoration: none;
    border-bottom: 1px solid #555;
}

code {
    background: #000;
    padding: 0.2rem 0.4rem;
    font-family: 'Courier New', monospace;
    color: #aaa;
    border: 1px solid #333;
}

pre {
    background: #000;
    padding: 1rem;
    overflow-x: auto;
    border: 1px solid #333;
}

pre code {
    background: none;
    padding: 0;
    border: none;
}

/* Removed - handled by .form-control Bootstrap override */

button {
    background: #333;
    color: #d0d0d0;
    padding: 0.8rem 2rem;
    border: 1px solid #555;
    font-size: 0.9rem;
    cursor: pointer;
    font-family: 'Courier New', monospace;
    transition: background 0.2s;
}

button:hover {
    background: #444;
}

.links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
    flex-wrap: wrap;
}

.links a {
    color: #aaa;
    text-decoration: none;
    padding: 0.5rem 1rem;
    border: 1px solid #555;
    transition: all 0.2s;
}

.links a:hover {
    background: #333;
    color: #fff;
}

#result {
    margin-top: 1rem;
    padding: 1rem;
    display: none;
    border: 1px solid #333;
}

#result.success {
    background: #1a1a1a;
    color: #aaa;
    border-color: #555;
}

#result.error {
    background: #1a1a1a;
    color: #999;
    border-color: #444;
}

.user-id-display {
    background: #000;
    color: #aaa;
    padding: 1rem;
    font-family: 'Courier New', monospace;
    word-break: break-all;
    margin-top: 0.5rem;
    border: 1px solid #333;
}

.highlight-box {
    background: #1a1a1a;
    border-left: 2px solid #555;
    padding: 1rem;
    margin: 1rem 0;
}

.leaderboard-preview {
    background: #0a0a0a;
    margin-top: 1rem;
    border: 1px solid #333;
    max-height: 400px;
    overflow-y: auto;
}

/* Bootstrap table overrides */
.table-dark {
    --bs-table-bg: #0a0a0a;
    --bs-table-striped-bg: #0a0a0a;
    --bs-table-hover-bg: #111;
    --bs-table-border-color: #333;
    color: #d0d0d0;
}

.leaderboard-preview .table {
    margin-bottom: 0;
    font-size: 0.95rem;
}

.leaderboard-preview thead th {
    font-size: 0.7rem;
    color: #666;
    text-transform: uppercase;
    font-weight: normal;
    border-bottom: 2px solid #444;
    padding: 0.6rem 1rem;
    position: sticky;
    top: 0;
    background: #0a0a0a;
    z-index: 1;
}

.leaderboard-preview tbody td {
    padding: 0.8rem 1rem;
    border-bottom: 1px solid #333;
    font-family: 'Courier New', monospace;
    vertical-align: middle;
}

.leaderboard-preview tbody tr:last-child td {
    border-bottom: 1px solid #333;
}

.leaderboard-preview .rank-col {
    color: #666;
    width: 5%;
}

.leaderboard-preview .name-col {
    color: #d0d0d0;
    width: 40%;
}

.leaderboard-preview .streak-col,
.leaderboard-preview .predictions-col {
    color: #fff;
    text-align: right;
    width: 27.5%;
}

ol {
    margin-left: 2rem;
    color: #999;
}

ol li {
    margin: 0.5rem 0;
}

.shape-wrapper {
    text-align: center;
}

h3 {
    color: #aaa;
    font-weight: normal;
    font-size: 1rem;
}

strong {
    color: #bbb;
}

.io-example {
    display: flex;
    gap: 2rem;
    align-items: flex-start;
    margin: 1.5rem 0;
    padding: 1rem;
    border: none;
}

.io-box {
    flex: 1;
}

.io-label {
    font-size: 0.8rem;
    color: #666;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
}

.mini-sequence {
    display: flex;
    gap: 5px;
    align-items: center;
    flex-wrap: wrap;
}

.mini-shape {
    width: 20px;
    height: 20px;
    display: inline-block;
}

.mini-shape.circle { border-radius: 50%; }
.mini-shape.triangle {
    clip-path: polygon(50% 0%, 0% 100%, 100% 100%);
}
.mini-shape.square { border-radius: 0; }

.mini-shape.red { background-color: #e74c3c; }
.mini-shape.green { background-color: #2ecc71; }
.mini-shape.blue { background-color: #3498db; }

.io-separator {
    color: #666;
    font-size: 1.5rem;
}

@media (max-width: 768px) {
    .io-example {
        flex-direction: column;
        gap: 1rem;
    }
    .io-separator {
        display: none;
    }
    .io-box {
        min-width: 100%;
    }
}

.prediction-example {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.symbol-with-check {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3px;
}

.check-mark {
    font-size: 0.7rem;
    font-weight: bold;
    min-height: 12px;
}

.check-mark.correct {
    color: #2ecc71;
}

.check-mark.incorrect {
    color: #e74c3c;
}

.streak-indicator {
    font-size: 0.7rem;
    color: #666;
    font-weight: normal;
    margin-top: 0.2rem;
}