*,
*::after,
*::before {
    margin: 0;
    padding: 0;
    box-sizing: inherit;
}

html {
    font-size: 62.5%;
    height: 100%;
}

body {
    font-family: 'Montserrat', sans-serif;
    font-weight: 400;
    line-height: 1.5;
    color: #FFFFFF;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 50%, #16213e 100%);
    min-height: 100vh;
    box-sizing: border-box;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

/* Background effects */
body::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 20%, rgba(66, 125, 188, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(134, 15, 251, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(67, 208, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

.index-container {
    position: relative;
    width: 100%;
    height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 1;
}

body.error-page .index-container {
    justify-content: flex-start;
    padding-top: 20vh;
}

.index-content {
    flex: 1;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    width: 100%;
    overflow-y: auto;
    padding: 2rem 0;
}

.index-content.centered {
    align-items: center;
    padding: 0;
}

.index-title {
    font-size: 4.8rem;
    font-weight: 700;
    text-transform: uppercase;
    color: #FFFFFF;
    text-align: center;
    letter-spacing: 0.1em;
    text-shadow: 0 0 20px rgba(67, 208, 255, 0.3);
    animation: fadeInUp 1s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.index-footer {
    position: absolute;
    bottom: 3rem;
    right: 3rem;
    display: flex;
    align-items: center;
    gap: 0.8rem;
    font-size: 1.4rem;
    color: #FFFFFF;
    opacity: 0.8;
    z-index: 2;
}

.footer-text {
    font-weight: 400;
}

.footer-logo-link {
    display: inline-block;
    transition: opacity 0.3s ease;
}

.footer-logo-link:hover {
    opacity: 0.7;
}

.footer-logo {
    height: 2.4rem;
    width: auto;
    display: block;
}

/* Responsive design */
@media screen and (max-width: 768px) {
    .index-title {
        font-size: 3.2rem;
        padding: 0 2rem;
    }

    .index-footer {
        bottom: 2rem;
        right: 2rem;
        font-size: 1.2rem;
    }

    .footer-logo {
        height: 2rem;
    }
}

@media screen and (max-width: 550px) {
    .index-title {
        font-size: 2.4rem;
        letter-spacing: 0.05em;
    }

    .index-footer {
        bottom: 1.5rem;
        right: 1.5rem;
        font-size: 1rem;
        flex-direction: column;
        align-items: flex-end;
        gap: 0.5rem;
    }

    .footer-logo {
        height: 1.8rem;
    }
}

/* Error page styles */
.error-container {
    text-align: center;
    padding: 2rem;
    width: 100%;
}

.error-code {
    font-size: 8rem;
    font-weight: 700;
    color: #FFFFFF;
    margin-bottom: 1rem;
    text-shadow: 0 0 20px rgba(67, 208, 255, 0.3);
    animation: fadeInUp 1s ease-out;
}

.error-message {
    font-size: 2.4rem;
    font-weight: 600;
    color: #FFFFFF;
    margin-bottom: 2rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.error-path {
    font-size: 1.4rem;
    color: #9B98A9;
    margin-bottom: 3rem;
    word-break: break-all;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* Button/Link styles */
.back-link {
    display: inline-block;
    padding: 1.2rem 2.4rem;
    background: transparent;
    border: 2px solid #FFFFFF;
    color: #FFFFFF;
    text-decoration: none;
    font-size: 1.6rem;
    font-weight: 500;
    transition: opacity 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.back-link:hover {
    opacity: 0.7;
}

/* Pages list styles */
.pages-container {
    max-width: 1200px;
    width: 100%;
    padding: 3rem 2rem;
    overflow-y: auto;
    margin: 0 auto;
}

.url-group-header {
    user-select: none;
}

.url-group-header:hover {
    background: rgba(255, 255, 255, 0.03);
}

.url-group-header td {
    padding-left: 2rem !important;
}

.url-group-row {
    background: rgba(255, 255, 255, 0.02);
}

.url-group-content {
    padding: 0 !important;
}

.pages-table-nested {
    width: 100%;
    border-collapse: collapse;
    margin: 0;
    table-layout: fixed;
}

.pages-table-nested td {
    padding: 1rem 1.2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    font-size: 1.3rem;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

.pages-table-nested tr:first-child td {
    border-top: none;
}

.pages-table {
    table-layout: fixed;
}

.group-toggle {
    font-size: 1rem;
    color: #43D0FF;
    margin-right: 0.8rem;
    display: inline-block;
    min-width: 1.2rem;
}

.group-name {
    font-size: 1.3rem;
    font-weight: 500;
    color: #FFFFFF;
    font-family: 'Courier New', monospace;
}

.group-count {
    font-size: 1.1rem;
    color: #9B98A9;
    font-weight: 400;
    margin-left: 0.8rem;
}

.pages-title {
    font-size: 3.2rem;
    font-weight: 700;
    color: #FFFFFF;
    margin-bottom: 3rem;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    text-shadow: 0 0 20px rgba(67, 208, 255, 0.3);
}

.pages-table {
    width: 100%;
    border-collapse: collapse;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    overflow: hidden;
    margin-bottom: 3rem;
}

.pages-table th {
    background: rgba(66, 125, 188, 0.3);
    color: #FFFFFF;
    padding: 1.2rem;
    text-align: left;
    font-weight: 600;
    font-size: 1.4rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.pages-table td {
    padding: 1rem 1.2rem;
    color: #FFFFFF;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 1.3rem;
}

.pages-table tr:hover {
    background: rgba(255, 255, 255, 0.05);
}

.path-cell {
    font-family: 'Courier New', monospace;
    color: #43D0FF;
    word-break: break-all;
}

.name-cell {
    color: #9B98A9;
}

/* Responsive design for error page */
@media screen and (max-width: 768px) {
    .error-code {
        font-size: 6rem;
    }

    .error-message {
        font-size: 2rem;
    }

    .error-path {
        font-size: 1.2rem;
    }

    .back-link {
        font-size: 1.4rem;
        padding: 1rem 2rem;
    }
}

@media screen and (max-width: 550px) {
    .error-code {
        font-size: 4.8rem;
    }

    .error-message {
        font-size: 1.6rem;
    }

    .error-path {
        font-size: 1rem;
    }

    .back-link {
        font-size: 1.2rem;
        padding: 0.8rem 1.6rem;
    }
}

/* Responsive design for pages list */
@media screen and (max-width: 768px) {
    .pages-title {
        font-size: 2.4rem;
    }

    .pages-table {
        font-size: 1.2rem;
    }

    .pages-table th,
    .pages-table td {
        padding: 0.8rem;
    }
}

@media screen and (max-width: 550px) {
    .pages-container {
        padding: 2rem 1rem;
    }

    .pages-title {
        font-size: 1.8rem;
        margin-bottom: 2rem;
    }

    .pages-table {
        font-size: 1rem;
    }

    .pages-table th,
    .pages-table td {
        padding: 0.6rem;
    }

    .pages-table th {
        font-size: 1rem;
    }
}