/* DevMetrics V2 - GitHub Replica Dark Theme */

:root {
    /* GitHub Contextual Colors */
    --color-bg-default: #0d1117;
    --color-bg-overlay: #161b22;
    --color-bg-inset: #010409;
    --color-bg-canvas: #0d1117;
    --color-border-default: #30363d;
    --color-border-muted: #21262d;

    /* Typography */
    --color-fg-default: #c9d1d9;
    --color-fg-muted: #8b949e;
    --color-fg-on-emphasis: #ffffff;

    /* Interactive */
    --color-accent-fg: #58a6ff;
    --color-success-fg: #3fb950;
    --color-danger-fg: #f85149;
    --color-btn-bg: #21262d;
    --color-btn-border: rgba(240, 246, 252, 0.1);
    --color-btn-hover-bg: #30363d;

    /* Header */
    --color-header-bg: #161b22;
    --color-header-text: rgba(255, 255, 255, 0.7);

    /* Spacing & Radii */
    --border-radius: 6px;
    --border-radius-large: 100px;
    /* For avatars */

    /* Font Stack */
    --fontStack-system: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans", Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji";
    --fontStack-monospace: ui-monospace, SFMono-Regular, SF Mono, Menlo, Consolas, Liberation Mono, monospace;
}

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

body {
    background-color: var(--color-bg-default);
    color: var(--color-fg-default);
    font-family: var(--fontStack-system);
    font-size: 14px;
    line-height: 1.5;
}

a {
    color: var(--color-accent-fg);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

/* Utilities */
.color-bg-default {
    background-color: var(--color-bg-default);
}

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

.color-fg-muted {
    color: var(--color-fg-muted);
}

.color-border-default {
    border-color: var(--color-border-default) !important;
}

.border {
    border: 1px solid var(--color-border-default);
}

.border-top {
    border-top: 1px solid var(--color-border-default);
}

.rounded-2 {
    border-radius: var(--border-radius);
}

.width-full {
    width: 100%;
}

.height-full {
    height: 100%;
}

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

.text-bold {
    font-weight: 600;
}

.text-small {
    font-size: 12px;
}

.no-underline {
    text-decoration: none !important;
}

.overflow-hidden {
    overflow: hidden;
}

.hidden {
    display: none !important;
}

/* Flex Utilities */
.d-flex {
    display: flex;
}

.flex-column {
    flex-direction: column;
}

.flex-items-center {
    align-items: center;
}

.flex-justify-between {
    justify-content: space-between;
}

.flex-justify-center {
    justify-content: center;
}

.flex-wrap {
    flex-wrap: wrap;
}

/* Spacing (GitHub Primer scale approx) */
.m-0 {
    margin: 0;
}

.mt-3 {
    margin-top: 16px;
}

.mb-1 {
    margin-bottom: 4px;
}

.mb-2 {
    margin-bottom: 8px;
}

.mb-3 {
    margin-bottom: 16px;
}

.mb-4 {
    margin-bottom: 24px;
}

.mr-1 {
    margin-right: 4px;
}

.mr-2 {
    margin-right: 8px;
}

.pr-md-2 {
    padding-right: 8px;
}

.pl-md-2 {
    padding-left: 8px;
}

.p-3 {
    padding: 16px;
}

.pt-3 {
    padding-top: 16px;
}

.px-1 {
    padding-left: 4px;
    padding-right: 4px;
}

/* Columns */
.col-4 {
    width: 33.33333%;
}

.col-12 {
    width: 100%;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 600;
}

.f2 {
    font-size: 24px;
}

.f4 {
    font-size: 16px;
}

.p-name {
    font-size: 24px;
    line-height: 1.25;
    display: block;
}

.p-nickname {
    font-size: 20px;
    font-weight: 300;
    line-height: 24px;
    display: block;
    margin-bottom: 16px;
}

.p-note {
    font-size: 16px;
}

/* App Header */
.AppHeader {
    background-color: var(--color-header-bg);
    color: var(--color-header-text);
    padding: 16px;
    display: flex;
    align-items: center;
}

.AppHeader-globalBar {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 16px;
}

.AppHeader-logo i {
    color: var(--color-fg-on-emphasis);
}

.AppHeader-search {
    flex: 1;
    max-width: 320px;
}

.search-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.search-input-wrapper i {
    position: absolute;
    left: 8px;
    pointer-events: none;
}

.search-input-wrapper input {
    background-color: var(--color-bg-default);
    border: 1px solid var(--color-border-default);
    border-radius: var(--border-radius);
    color: var(--color-fg-default);
    padding: 5px 12px 5px 32px;
    font-size: 14px;
    line-height: 20px;
    width: 100%;
    outline: none;
    transition: width 0.2s ease, border-color 0.2s ease;
}

.search-input-wrapper input:focus {
    border-color: var(--color-accent-fg);
    box-shadow: inset 0 0 0 1px var(--color-accent-fg);
    background-color: var(--color-bg-inset);
    width: 150%;
}

/* Layout */
.Layout {
    max-width: 1280px;
    margin: 0 auto;
    padding: 24px 24px 48px;
}

.Layout-main {
    display: flex;
    gap: 32px;
    align-items: flex-start;
}

.Layout-sidebar {
    width: 296px;
    flex-shrink: 0;
}

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

/* Sidebar Elements */
.vcard-avatar {
    z-index: 4;
}

.vcard-avatar img {
    border-radius: 50%;
    width: 100%;
    height: auto;
    border: 1px solid var(--color-border-default);
    box-shadow: 0 0 0 1px var(--color-border-muted);
}

.vcard-names-container {
    padding-top: 16px;
}

/* Underline Nav */
.UnderlineNav {
    display: flex;
    border-bottom: 1px solid var(--color-border-default);
}

.UnderlineNav-body {
    display: flex;
}

.UnderlineNav-item {
    padding: 8px 16px;
    font-size: 14px;
    color: var(--color-fg-default);
    border-bottom: 2px solid transparent;
    transition: border-color 0.2s ease, color 0.2s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.UnderlineNav-item:hover {
    color: var(--color-fg-default);
    border-bottom-color: var(--color-border-muted);
    text-decoration: none;
}

.UnderlineNav-item.selected {
    font-weight: 600;
    border-bottom-color: #f78166;
    /* GitHub's repository tab orange accent */
}

/* Box (Widgets) */
.Box {
    background-color: var(--color-bg-default);
    border: 1px solid var(--color-border-default);
    border-radius: var(--border-radius);
    overflow: hidden;
}

.Box-header {
    background-color: var(--color-bg-overlay);
    border-bottom: 1px solid var(--color-border-default);
    padding: 16px;
}

.Box-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-fg-default);
    margin: 0;
}

.Box-body {
    padding: 16px;
}

/* Flash Messages */
.flash {
    padding: 16px;
    border: 1px solid transparent;
    border-radius: var(--border-radius);
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.flash-error {
    color: var(--color-danger-fg);
    background-color: rgba(248, 81, 73, 0.1);
    border-color: rgba(248, 81, 73, 0.4);
}

/* Loading State */
.loading-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 64px 0;
    color: var(--color-fg-muted);
}

.spinner {
    width: 32px;
    height: 32px;
    border: 3px solid var(--color-border-default);
    border-top-color: var(--color-accent-fg);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 16px;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Heatmap Adjustments */
.heatmap-container img {
    /* Using native SVG to render accurate colors, we might need to filter it for dark mode if API defaults to light */
    /* Wait, ghchart.rshah.org supports dark mode natively via URL hacking or CSS filter */
    filter: hue-rotate(10deg) brightness(1.2);
    /* Fallback filter to make it pop */
}

/* Responsive Layout */
@media (max-width: 768px) {
    .Layout-main {
        flex-direction: column;
        gap: 24px;
    }

    .Layout-sidebar {
        width: 100%;
        display: flex;
        flex-direction: row;
        align-items: center;
        flex-wrap: wrap;
    }

    .vcard-avatar {
        width: 20%;
        margin-right: 16px;
    }

    .vcard-names-container {
        padding-top: 0;
    }

    .user-profile-bio {
        width: 100%;
        margin-top: 16px;
    }

    .vcard-details {
        width: 100%;
        margin-top: 0 !important;
    }

    .col-md-6 {
        width: 100% !important;
        padding-right: 0 !important;
        padding-left: 0 !important;
    }
}