html, body {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
}

a, .btn-link {
    color: #006bb7;
}

.btn-primary {
    color: #fff;
    background-color: #0d6efd;
    border-color: #0d6efd;
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
  box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem #258cfb;
}

.content {
    padding-top: 1.1rem;
}

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;
}

/* Prevent flash of unrendered LaTeX formulas */
.formula-box {
    opacity: 0;
    transition: opacity 0.15s ease-in;
}

/* ── Index / Home page ─────────────────────────────────────── */

/* Public landing */
.home-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 3rem 1rem;
}

.hero-section {
    padding: 4rem 0;
}

.feature-card {
    background: white;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    padding: 2rem;
    height: 100%;
    transition: box-shadow 0.3s ease;
}

.feature-card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

a:has(.feature-card) { color: inherit; }
a:has(.feature-card):hover { color: inherit; }

.feature-icon { color: #0d6efd; }

.info-section {
    padding: 3rem 0;
    border-top: 1px solid #e0e0e0;
}

/* Logged-in home (search hero) */
.hp-page {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    min-height: calc(100vh - 64px);
    background: white;
    padding: 15vh 20px 40px;
}

.hp-hero {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    max-width: 720px;
}

.hp-logo {
    font-size: 3rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    color: #0d6efd;
    margin: 0 0 8px 0;
}

.hp-subtitle {
    font-size: 1rem;
    color: #6c757d;
    margin: 0 0 36px 0;
}

.hp-search-wrapper {
    width: 100%;
    margin-bottom: 36px;
}

.hp-search-wrapper .global-search-bar-container {
    max-width: 100%;
    margin: 0 auto;
}

.hp-search-wrapper .global-search-input {
    padding: 14px 48px;
    font-size: 1rem;
    border-radius: 32px;
    border: 1.5px solid #dee2e6;
    background-color: white;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.hp-search-wrapper .global-search-input:focus {
    border-color: #0d6efd;
    background-color: white;
    box-shadow: 0 0 0 4px rgba(13, 110, 253, 0.12);
}

.hp-search-wrapper .global-search-results {
    border-radius: 16px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.hp-quick-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
}

.hp-ql-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: white;
    border: 1px solid #dee2e6;
    border-radius: 24px;
    text-decoration: none;
    color: #495057;
    font-size: 0.88rem;
    font-weight: 500;
    transition: all 0.15s;
    box-shadow: 0 1px 3px rgba(0,0,0,0.06);
}

.hp-ql-item:hover {
    border-color: #0d6efd;
    color: #0d6efd;
    background: #f0f6ff;
    box-shadow: 0 2px 6px rgba(13,110,253,0.12);
}

.hp-ql-icon {
    font-size: 1rem;
    line-height: 1;
}

@media (max-width: 600px) {
    .hp-logo { font-size: 2.2rem; }
}