html {
    font-size: 16px;
}

html, body {
    margin: 0;
    padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, sans-serif;
    color: #1a1a1a;
    background-color: #fafafa;
    line-height: 1.6;
}

@keyframes bg-to-home {
    from { background-color: #fafafa; }
    to   { background-color: linen; }
}
@keyframes bg-to-geocaching {
    from { background-color: #fafafa; }
    to   { background-color: #c8e6c9; }
}
@keyframes bg-to-puzzles {
    from { background-color: #fafafa; }
    to   { background-color: #b2ebf2; }
}

body[data-page="home"] {
    background-color: linen;
    animation: bg-to-home 1.8s ease forwards;
}
body[data-page="geocaching"] {
    background-color: #c8e6c9;
    animation: bg-to-geocaching 1.8s ease forwards;
}
body[data-page="puzzles"] {
    background-color: #b2ebf2;
    animation: bg-to-puzzles 1.8s ease forwards;
}

a, .btn-link {
    color: #0070f3;
}

a:hover {
    color: #0051a8;
}

h1, h2, h3, h4 {
    font-weight: 600;
    letter-spacing: -0.02em;
    line-height: 1.25;
}

.btn-primary {
    color: #fff;
    background-color: #111;
    border: none;
    border-radius: 6px;
    padding: 0.5rem 1.25rem;
    font-size: 0.875rem;
    cursor: pointer;
    transition: background 0.15s;
}

.btn-primary:hover {
    background-color: #333;
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
    box-shadow: 0 0 0 2px rgba(0, 112, 243, 0.35);
    outline: none;
}

h1:focus {
    outline: none;
}

.valid.modified:not([type=checkbox]) {
    outline: 1px solid #26b050;
}

.invalid {
    outline: 1px solid #e50000;
}

.validation-message {
    color: #e50000;
}

.blazor-error-boundary {
    background: url(data:image/svg+xml;base64,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) no-repeat 1rem/1.8rem, #b32121;
    padding: 1rem 1rem 1rem 3.7rem;
    color: white;
}

    .blazor-error-boundary::after {
        content: "An error has occurred."
    }

.darker-border-checkbox.form-check-input {
    border-color: #929292;
}

#blazor-error-ui {
    background: #fff3cd;
    border-top: 1px solid #ffc107;
    bottom: 0;
    color: #333;
    display: none;
    left: 0;
    padding: 0.6rem 1.25rem;
    position: fixed;
    width: 100%;
    z-index: 1000;
    font-size: 0.875rem;
}

#blazor-error-ui .dismiss {
    cursor: pointer;
    float: right;
    font-weight: bold;
    margin-left: 1rem;
}

/* ---- Shared note-set styles (used by all GeoNoteSets components) ---- */

.note-set {
    max-width: 720px;
}

.note-set-header {
    padding-bottom: 1.25rem;
    margin-bottom: 1.5rem;
    border-bottom: 2px solid #111;
}

.note-set-title {
    margin: 0;
    font-size: 2rem;
}

.note-set-subtitle {
    margin: 0.25rem 0 0;
    color: #555;
    font-size: 1rem;
}

.note-section {
    margin-bottom: 2rem;
}

.note-section h2 {
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: #888;
    margin: 0 0 0.75rem 0;
    padding-bottom: 0.4rem;
    border-bottom: 1px solid #e5e5e5;
    line-height: 1.25;
}

.note-section p,
.note-section ul,
.note-section ol {
    font-size: 0.9rem;
    color: #333;
}

.note-links {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    font-size: 0.9rem;
}

.note-link-label {
    font-weight: 600;
}

.note-muted {
    color: #999;
    font-style: italic;
}

.note-tag {
    display: inline-block;
    font-size: 0.75rem;
    padding: 0.1rem 0.5rem;
    border-radius: 4px;
    background: #f0f0f0;
    color: #555;
    text-decoration: none;
    vertical-align: middle;
}

.note-tag:hover {
    background: #e0e0e0;
    color: #111;
}

.note-definitions {
    margin: 0;
    display: grid;
    grid-template-columns: 3.5rem 1fr;
    gap: 0.4rem 1rem;
    font-size: 0.9rem;
}

.note-definitions dt {
    font-family: monospace;
    font-weight: 600;
    color: #444;
    padding-top: 0.1rem;
}

.note-definitions dd {
    margin: 0;
    color: #333;
}

.note-section code {
    font-family: monospace;
    font-size: 0.875em;
    background: #f0f0f0;
    border-radius: 3px;
    padding: 0.1em 0.35em;
    color: #333;
}

.note-figure {
    margin: 1rem 0;
}

.note-figure img {
    max-width: 100%;
    border-radius: 6px;
    border: 1px solid #e5e5e5;
}

.note-figure figcaption {
    margin-top: 0.4rem;
    font-size: 0.8rem;
    color: #777;
    font-style: italic;
}

/* ---- Wordle Solver ---- */
.wordle-solver {
    outline: none;
}

.wordle-row {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}

.wordle-tile {
    width: 50px;
    height: 50px;
    border: 2px solid #ccc;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    cursor: pointer;
    user-select: none;
    transition: background-color 0.2s, border-color 0.2s;
    text-transform: uppercase;
}

.wordle-tile--white  { background-color: #ffffff; border-color: #ccc; color: #111; }
.wordle-tile--yellow { background-color: #f9c74f; border-color: #f9c74f; color: #111; }
.wordle-tile--green  { background-color: #43aa8b; border-color: #43aa8b; color: #fff; }

.wordle-submit {
    margin-left: 12px;
    padding: 0 1.25rem;
    height: 50px;
    background: #111;
    color: #fff;
    border: none;
    border-radius: 6px;
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s;
}

.wordle-submit:hover {
    background: #333;
}

.wordle-solutions {
    margin-top: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    max-width: 420px;
}

.wordle-solutions-label {
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: #888;
}

.wordle-solutions-box {
    width: 100%;
    min-height: 80px;
    padding: 0.5rem 0.75rem;
    border: 1px solid #ccc;
    border-radius: 6px;
    background: #f9f9f9;
    color: #333;
    font-family: inherit;
    font-size: 0.9rem;
    resize: vertical;
    cursor: default;
}

/* ---- Puzzles layout ---- */
.puzzle-layout {
    display: flex;
    align-items: flex-start;
    gap: 2rem;
    min-height: calc(100vh - 3.5rem);
}

.puzzle-sidebar {
    width: 200px;
    flex-shrink: 0;
    position: sticky;
    top: calc(3.5rem + 2rem);
    border-right: 1px solid #e5e5e5;
    padding-right: 1.5rem;
}

.puzzle-sidebar-title {
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: #aaa;
    margin: 0 0 0.75rem 0;
}

.puzzle-nav {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.puzzle-nav-btn {
    display: block;
    width: 100%;
    background: none;
    border: none;
    border-radius: 6px;
    padding: 0.4rem 0.6rem;
    text-align: left;
    font-family: inherit;
    font-size: 0.9rem;
    color: #555;
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
}

.puzzle-nav-btn:hover {
    background: #f0f0f0;
    color: #111;
}

.puzzle-nav-btn.active {
    background: #f0f0f0;
    color: #111;
    font-weight: 600;
}

.puzzle-content {
    flex: 1;
    min-width: 0;
}

@media (max-width: 640px) {
    .puzzle-layout {
        flex-direction: column;
        gap: 1rem;
    }

    .puzzle-sidebar {
        width: 100%;
        border-right: none;
        border-bottom: 1px solid #e5e5e5;
        padding-right: 0;
        padding-bottom: 1rem;
        position: static;
    }

    .puzzle-nav {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 0.4rem;
    }
}