:root {
    /* Solarized Dark Palette */
    --c-base03: #002b36;
    --c-base02: #073642;
    --c-base01: #002b36;
    --c-base00: #657b83;
    --c-base0: #839496;
    --c-base1: #93a1a1;
    --c-base2: #eee8d5;
    --c-base3: #fdf6e3;
    
    /* Solarized Accents */
    --c-yellow: #b58900;
    --c-orange: #cb4b16;
    --c-red: #dc322f;
    --c-magenta: #d33682;
    --c-violet: #6c71c4;
    --c-blue: #268bd2;
    --c-cyan: #2aa198;
    --c-green: #859900;
    
    /* Dashboard specific */
    --c-primary: var(--c-blue);
    --c-primary-alt: #225d80;
    --c-secondary: var(--c-cyan);
    --c-accent: var(--c-cyan);
    --c-success: var(--c-green);
    --c-error: var(--c-red);
    --c-warning: var(--c-orange);
    --c-muted: var(--c-base01);
    --c-text: var(--c-base0);
    --c-text-light: var(--c-base01);
    --c-bg: var(--c-base02);
    --c-bg-alt: var(--c-base01);
    --c-border: var(--c-base01);
    --border-radius: 6px;
    --box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'SF Mono', 'Monaco', 'Inconsolata', 'Fira Code', 'Roboto Mono', monospace;
    background: var(--c-base03);
    color: var(--c-base0);
    line-height: 1.6;
}

.nav {
    background: var(--c-base03);
    border-bottom: 1px solid var(--c-base01);
    padding: 0.5rem 2rem;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.nav-btn {
    background: transparent;
    border: 1px solid var(--c-base01);
    color: var(--c-base0);
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    font-size: 1.2rem;
    font-weight: 600;
    position: relative;
    overflow: hidden;
}

.nav-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
    transition: left 0.5s;
}

.nav-btn:hover::before {
    left: 100%;
}

.nav-btn:hover,
.nav-btn.active {
    background: var(--c-accent);
    color: var(--c-base03);
    border-color: var(--c-accent);
    box-shadow: 0 2px 8px rgba(42, 161, 152, 0.3);
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem;
}

.page {
    display: none;
}

.page.active {
    display: block;
    animation: fadeIn 0.3s ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.service-brick {
    background: var(--c-base01);
    border-radius: var(--border-radius);
    padding: 1.75rem;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    border-left: 5px solid transparent;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.service-brick::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(145deg, transparent 0%, rgba(255,255,255,0.05) 100%);
    opacity: 0;
    transition: var(--transition);
}

.service-brick:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 32px rgba(0,0,0,0.5);
}

.service-brick:hover::before {
    opacity: 1;
}

.service-brick.up {
    border-left-color: var(--c-green);
    background: linear-gradient(135deg, var(--c-base01) 0%, rgba(133, 153, 0, 0.1) 100%);
}

.service-brick.up:hover {
    background: linear-gradient(135deg, #002b36 0%, rgba(133, 153, 0, 0.25) 100%);
}

.service-brick.down {
    border-left-color: #dc322f;
    background: linear-gradient(135deg, var(--c-base01) 0%, rgba(220, 50, 47, 0.18) 100%);
}

.service-brick.down:hover {
    background: linear-gradient(135deg, #002b36 0%, rgba(220, 50, 47, 0.25) 100%);
}

.service-icon {
    width: 68px;
    height: 68px;
    border-radius: 12px;
    object-fit: cover;
    margin-bottom: 1.25rem;
    box-shadow: 0 6px 16px rgba(0,0,0,0.4);
    border: 2px solid var(--c-base02);
    transition: var(--transition);
}

.service-brick:hover .service-icon {
    transform: scale(1.05);
    box-shadow: 0 8px 20px rgba(0,0,0,0.5);
}

.service-title {
    font-size: 1.35rem;
    font-weight: 500;
    margin-bottom: 0.75rem;
    color: var(--c-base2);
    line-height: 1.3;
}

.service-link {
    color: var(--c-cyan);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0;
    border-bottom: 1px solid transparent;
    transition: var(--transition);
}

.service-link:hover {
    border-bottom-color: var(--c-cyan);
    color: var(--c-accent);
}

.bookmarks-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.bookmark-brick {
    background: var(--c-base01);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    border-left: 5px solid var(--c-cyan);
    position: relative;
    overflow: hidden;
}

.bookmark-brick:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(0,0,0,0.5);
}

.bookmark-title {
    font-size: 1.35rem;
    font-weight: 500;
    margin-bottom: 1rem;
    color: var(--c-base2);
}

.bookmark-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.7rem;
}

.bookmark-list a {
    color: var(--c-base2);
    text-decoration: none;
    display: inline-block;
    padding: 0.35rem 0;
    transition: var(--transition);
}

.bookmark-list a:hover {
    color: var(--c-cyan);
    text-decoration: underline;
}

.youtube-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.youtube-brick {
    background: linear-gradient(135deg, #002b36 0%, #073642 100%);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.45);
    transition: var(--transition);
    border-left: 5px solid #2aa198;
    position: relative;
    overflow: hidden;
}

.youtube-brick:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.55);
}

.youtube-title {
    font-size: 1.35rem;
    font-weight: 500;
    color: #eee8d5;
    margin-bottom: 1rem;
    line-height: 1.3;
}

.youtube-videos {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
}

.youtube-video {
    display: block;
    text-decoration: none;
    color: inherit;
    background: rgba(7, 54, 66, 0.85);
    border: 1px solid rgba(131, 148, 150, 0.18);
    border-radius: 12px;
    overflow: hidden;
    transition: var(--transition);
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.2);
}

.youtube-video:hover {
    transform: translateY(-3px);
    border-color: rgba(42, 161, 152, 0.5);
    box-shadow: 0 10px 22px rgba(0, 0, 0, 0.35);
}

.youtube-thumb {
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    display: block;
    background: #001f27;
}

.youtube-video-title {
    padding: 0.85rem 0.9rem 0.95rem;
    color: #fdf6e3;
    font-size: 0.95rem;
    font-weight: 500;
    line-height: 1.35;
}

.youtube-empty,
.youtube-loading {
    color: #93a1a1;
    font-size: 0.95rem;
    padding: 0.5rem 0;
}

.youtube-loading {
    position: relative;
    padding-left: 1.3rem;
}

.youtube-loading::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.25rem;
    width: 0.8rem;
    height: 0.8rem;
    border: 2px solid rgba(42, 161, 152, 0.25);
    border-top-color: #2aa198;
    border-radius: 50%;
    animation: spin 0.9s linear infinite;
}

@media (max-width: 768px) {
    .youtube-grid {
        grid-template-columns: 1fr;
        gap: 1.25rem;
    }
}

.status-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 1.25rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--c-base00);
}

.status {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.9rem;
    font-weight: 500;
    padding: 0.5rem 0.75rem;
    border-radius: 20px;
    background: rgba(0,0,0,0.2);
}

.status.up {
    color: #859900 !important;
    background: rgba(133, 153, 0, 0.15) !important;
}

.status.down {
    color: #dc322f !important;
    background: rgba(220, 50, 47, 0.15) !important;
}

.status-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    box-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.status.up .status-dot {
    background: #859900 !important;   /* UP dot matches text */
    box-shadow: 0 0 12px rgba(133, 153, 0, 0.5);
}

.status.down .status-dot {
    background: #dc322f !important;   /* DOWN dot matches text */
    animation: pulse 2s infinite;
    box-shadow: 0 0 12px rgba(220, 50, 47, 0.5);
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.2); }
}

.last-check {
    font-size: 0.9rem;
    color: rgba(217, 240, 69, 0.866);
    font-family: 'SF Mono', monospace;
    background: rgba(134, 73, 172, 0.3);
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
}

.loading {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--c-base01);
    font-size: 1.1rem;
}

.loading::after {
    content: '';
    width: 24px;
    height: 24px;
    border: 2px solid var(--c-base01);
    border-top: 2px solid var(--c-cyan);
    border-radius: 50%;
    display: inline-block;
    animation: spin 1s linear infinite;
    margin-left: 1rem;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.error {
    background: rgba(220, 50, 47, 0.15);
    color: var(--c-red);
    padding: 1.25rem;
    border-radius: var(--border-radius);
    border-left: 5px solid var(--c-red);
    margin: 2rem 0;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(220, 50, 47, 0.3);
}

@media (max-width: 768px) {
    .services-grid {
        grid-template-columns: 1fr;
        gap: 1.25rem;
    }
    
    .container {
        padding: 1.25rem;
    }
    
    .header {
        padding: 1.25rem;
    }
    
    .nav {
        padding: 0.5rem 1.25rem;
        gap: 0.25rem;
    }
    
    .nav-btn {
        padding: 0.5rem 1rem;
        font-size: 0.85rem;
    }
}
.service-grid-block,
.bookmarks-block,
.youtube-block {
    margin-bottom: 2rem;
}

.service-grid-block-title,
.bookmarks-block-title,
.youtube-block-title {
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--c-base2);
    margin-bottom: 0.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--c-cyan);
    text-transform: capitalize;
}

.youtube-channel {
    background: var(--c-base01);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: var(--box-shadow);
}

.youtube-channel-title {
    font-size: 1.35rem;
    font-weight: 500;
    color: var(--c-base2);
    margin-bottom: 1rem;
}
.footer {
    margin-top: 3rem;
    padding: 2rem;
    background: var(--c-base01);
    border-top: 1px solid var(--c-base00);
    border-radius: var(--border-radius) var(--border-radius) 0 0;
    box-shadow: var(--box-shadow);
    text-align: center;
}

.footer-content {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.footer-link {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1.5rem;
    background: var(--c-base02);
    border-radius: var(--border-radius);
    color: var(--c-base2);
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: 500;
    border: 1px solid var(--c-base00);
    transition: var(--transition);
    box-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.footer-link:hover {
    background: var(--c-cyan);
    color: var(--c-base03);
    border-color: var(--c-cyan);
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(42, 161, 152, 0.2);
}

.footer-link i, .footer-link span {
    font-size: 1.3rem;
}

.footer-separator {
    color: var(--c-base0);
    font-size: 1.2rem;
    opacity: 0.6;
}

@media (max-width: 768px) {
    .footer {
        padding: 1.5rem 1rem;
        border-radius: 0;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 1rem;
    }
    
    .footer-separator {
        display: none;
    }
    
    .footer-link {
        width: 100%;
        justify-content: center;
        padding: 1rem;
        font-size: 1rem;
    }
}


/* iFrame Brick Styles - Enhanced */
.iframe-block {
    margin-bottom: 2rem;
    width: 100%;
}

.iframe-block-title {
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--c-base2);
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--c-cyan);
    text-transform: capitalize;
}

.iframe-grid {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    width: 100%;
}

.iframe-container {
    background: var(--c-base01);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
    border: 1px solid var(--c-base00);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    width: 100%;
}

.iframe-container:hover {
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.5);
    border-color: var(--c-cyan);
}

.iframe-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    background: var(--c-base02);
    border-bottom: 1px solid var(--c-base00);
}

.iframe-title {
    font-size: 1.2rem;
    font-weight: 500;
    color: var(--c-base2);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.iframe-external-link {
    color: var(--c-cyan);
    text-decoration: none;
    font-size: 1.5rem;
    font-weight: bold;
    padding: 0 0.5rem;
    transition: var(--transition);
    flex-shrink: 0;
}

.iframe-external-link:hover {
    color: var(--c-base2);
    transform: scale(1.2);
}

.iframe-content {
    width: 100%;
    min-height: 80vh;        /* At least 80% of viewport height */
    height: 800px;           /* Fallback for older browsers */
    border: none;
    background: #ffffff;
    display: block;
    flex: 1;
}

/* If you have multiple iframes, you may want to stack them comfortably */
@media (min-width: 1200px) {
    .iframe-grid {
        display: grid;
        grid-template-columns: 1fr;  /* Stack vertically by default for maximum width */
        gap: 2rem;
    }
    
    /* Optional: Two-column layout for multiple iframes */
    .iframe-grid:has(.iframe-container:nth-child(2)) {
        grid-template-columns: repeat(auto-fit, minmax(600px, 1fr));
    }
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .iframe-content {
        min-height: 70vh;
        height: 600px;
    }
    
    .iframe-header {
        padding: 0.75rem 1rem;
    }
    
    .iframe-title {
        font-size: 1rem;
    }
}