/* GitHub-inspired theme */
:root {
    /* Light theme colors */
    --color-canvas-default: #ffffff;
    --color-canvas-subtle: #f6f8fa;
    --color-fg-default: #24292f;
    --color-fg-muted: #57606a;
    --color-fg-subtle: #6e7781;
    --color-border-default: #d0d7de;
    --color-border-muted: #d8dee4;
    --color-accent-fg: #0969da;
    --color-accent-emphasis: #0969da;
    --color-success-fg: #1a7f37;
    --color-attention-fg: #9a6700;
    --color-danger-fg: #cf222e;
    --color-header-bg: #f6f8fa;
    --color-header-border: #d0d7de;
    --color-neutral-muted: rgba(175, 184, 193, 0.2);
}

[data-theme="dark"] {
    /* Dark theme colors */
    --color-canvas-default: #0d1117;
    --color-canvas-subtle: #161b22;
    --color-fg-default: #c9d1d9;
    --color-fg-muted: #8b949e;
    --color-fg-subtle: #6e7681;
    --color-border-default: #30363d;
    --color-border-muted: #21262d;
    --color-accent-fg: #58a6ff;
    --color-accent-emphasis: #1f6feb;
    --color-success-fg: #3fb950;
    --color-attention-fg: #d29922;
    --color-danger-fg: #f85149;
    --color-header-bg: #161b22;
    --color-header-border: #30363d;
    --color-neutral-muted: rgba(110, 118, 129, 0.4);
}

/* Reset and base styles */
* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans", Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji";
    font-size: 16px;
    line-height: 1.5;
    color: var(--color-fg-default);
    background-color: var(--color-canvas-default);
}

/* Page wrapper */
.page-wrapper {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header */
.header {
    background-color: var(--color-header-bg);
    border-bottom: 1px solid var(--color-header-border);
    padding: 16px 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    max-width: 1012px;
    margin: 0 auto;
    padding: 0 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.header-left {
    display: flex;
    align-items: center;
}

.header-title {
    margin: 0;
    font-size: 14px;
    font-weight: 600;
    color: var(--color-fg-default);
    display: flex;
    align-items: center;
    gap: 8px;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Buttons */
.btn-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    padding: 0;
    background-color: transparent;
    border: 1px solid var(--color-border-default);
    border-radius: 6px;
    color: var(--color-fg-muted);
    cursor: pointer;
    transition: all 0.2s;
}

.btn-icon:hover {
    background-color: var(--color-canvas-subtle);
    border-color: var(--color-border-muted);
}

/* Main content */
.main-content {
    flex: 1;
    padding: 24px 0 24px;
}

.container {
    max-width: 1012px;
    margin: 0 auto;
    padding: 0 16px;
}

/* Footer */
.footer {
    background-color: var(--color-canvas-subtle);
    border-top: 1px solid var(--color-border-default);
    padding: 20px 0 15px 0;
    margin-top: 24px;
}

.footer-content {
    max-width: 1012px;
    margin: 0 auto;
    padding: 0 16px;
    text-align: center;
}

/* AWS Logo */
.aws-logo-link {
    display: inline-block;
    line-height: 0; /* Remove any line-height spacing */
}

.aws-logo {
    height: 30px;
    width: 83px; /* Maintains aspect ratio of 2.78 (200x72 original) */
    display: block;
    margin: 0 auto; /* Ensure the image itself is centered */
}

/* Theme-based logo display */
.aws-logo-light {
    display: block;
}

.aws-logo-dark {
    display: none;
}

[data-theme="dark"] .aws-logo-light {
    display: none;
}

[data-theme="dark"] .aws-logo-dark {
    display: block;
}

/* Octicon (GitHub icons) */
.octicon {
    display: inline-block;
    overflow: visible !important;
    vertical-align: text-bottom;
    fill: currentColor;
}

/* Responsive */
@media (max-width: 768px) {
    .header-content,
    .container,
    .footer-content {
        padding: 0 16px;
    }
    
    .header-title {
        font-size: 12px;
    }
    
    .btn-icon {
        width: 28px;
        height: 28px;
    }
}

/* Dropdown styles */
.dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-toggle {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    z-index: 1000;
    display: none;
    min-width: 180px;
    margin-top: 4px;
    padding: 4px 0;
    background-color: var(--color-canvas-default);
    border: 1px solid var(--color-border-default);
    border-radius: 6px;
    box-shadow: 0 8px 24px rgba(140, 149, 159, 0.2);
}

[data-theme="dark"] .dropdown-menu {
    box-shadow: 0 8px 24px rgba(1, 4, 9, 0.5);
}

.dropdown-menu.show {
    display: block;
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    color: var(--color-fg-default);
    text-decoration: none;
    font-size: 14px;
    line-height: 1.5;
    white-space: nowrap;
    cursor: pointer;
    transition: background-color 0.1s;
}

.dropdown-item:hover {
    background-color: var(--color-canvas-subtle);
    color: var(--color-fg-default);
}

.dropdown-item .octicon {
    flex-shrink: 0;
}

/* Spinner animation */
@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.spinner {
    animation: spin 1s linear infinite;
}

/* Why link styling */
.why-link {
    margin-left: 8px;
    font-size: 14px;
    font-weight: normal;
    color: var(--color-fg-muted);
    text-decoration: none;
    cursor: pointer;
}

.why-link:hover {
    text-decoration: none;
    color: var(--color-fg-default);
}

/* Modal styling */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.4);
}

.modal-content {
    background-color: var(--color-canvas-default);
    margin: 15% auto;
    padding: 24px;
    border: 1px solid var(--color-border-default);
    border-radius: 6px;
    width: 90%;
    max-width: 680px;
    position: relative;
    box-shadow: 0 8px 24px rgba(140, 149, 159, 0.2);
}

[data-theme="dark"] .modal-content {
    box-shadow: 0 8px 24px rgba(1, 4, 9, 0.7);
}

.modal-close {
    position: absolute;
    right: 16px;
    top: 16px;
    font-size: 28px;
    font-weight: normal;
    color: var(--color-fg-muted);
    cursor: pointer;
    line-height: 1;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-close:hover {
    color: var(--color-fg-default);
}

.modal-body {
    margin-top: 8px;
}

.modal-title {
    margin: 0 0 16px 0;
    font-size: 20px;
    font-weight: 600;
    color: var(--color-fg-default);
    line-height: 1.25;
}

.modal-text p {
    margin: 0 0 12px 0;
    line-height: 1.6;
    color: var(--color-fg-default);
}

.modal-text p:last-child {
    margin-bottom: 0;
}

.modal-text code {
    padding: 0.2em 0.4em;
    margin: 0;
    font-size: 85%;
    white-space: break-spaces;
    background-color: var(--color-neutral-muted);
    border-radius: 6px;
    font-family: ui-monospace, SFMono-Regular, "SF Mono", Consolas, "Liberation Mono", Menlo, monospace;
}

/* Modal code links */
.modal-code-link {
    color: inherit;
    text-decoration: none;
}

.modal-code-link:hover {
    color: inherit;
    text-decoration: none;
}

/* Mobile responsive modal */
@media (max-width: 768px) {
    .modal-content {
        margin: 20% auto;
        width: 95%;
        padding: 20px;
    }
    
    .modal-title {
        font-size: 18px;
    }
}