/* ============================================================================
   Credential Guard Tracker — Minimalist Design
   Apple/Google Inspired — Light Theme
   ============================================================================ */

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Colors */
    --bg-primary: #ffffff;
    --bg-secondary: #f5f5f7;
    --bg-tertiary: #eff0f2;
    --text-primary: #1d1d1f;
    --text-secondary: #6f6f77;
    --text-tertiary: #a1a1a6;
    --border: #d5d5d7;
    --accent: #0071e3;
    --accent-light: #f0f8ff;
    --success: #34c759;
    --warning: #ff9500;
    --error: #ff3b30;

    /* Typography */
    --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Oxygen",
        "Ubuntu", "Cantarell", "Fira Sans", "Droid Sans", "Helvetica Neue",
        sans-serif;
    --font-mono: "SF Mono", Monaco, "Cascadia Code", "Roboto Mono",
        Consolas, "Courier New", monospace;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);

    /* Transitions */
    --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    letter-spacing: -0.02em;
    margin-bottom: var(--spacing-md);
}

h1 {
    font-size: 2rem;
}

h2 {
    font-size: 1.5rem;
}

p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

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

a:hover {
    color: #0051ba;
    text-decoration: underline;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-lg);
}

/* Header */
.header {
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--border);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: var(--spacing-lg);
}

.header-title h1 {
    margin-bottom: var(--spacing-xs);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.subtitle {
    font-size: 0.95rem;
    color: var(--text-secondary);
    font-weight: 400;
}

.header-meta {
    text-align: right;
}

.last-updated {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: var(--spacing-xs);
}

.label {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-tertiary);
    font-weight: 500;
}

.value {
    font-size: 0.95rem;
    color: var(--text-primary);
    font-weight: 500;
    font-family: var(--font-mono);
}

/* Metrics Section */
.metrics-section {
    margin-bottom: var(--spacing-xl);
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

.metric-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: var(--spacing-md);
    text-align: center;
    transition: var(--transition);
}

.metric-card:hover {
    background: var(--bg-tertiary);
    border-color: var(--accent);
    box-shadow: var(--shadow-sm);
}

.metric-value {
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--accent);
    margin-bottom: var(--spacing-xs);
    font-family: var(--font-mono);
}

.metric-label {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    font-weight: 500;
}

/* Main Content */
.main {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.section {
    margin-bottom: var(--spacing-lg);
}

.section-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border);
}

/* PR Card */
.pr-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: var(--spacing-lg);
}

.pr-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: var(--spacing-md);
}

.pr-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0;
    color: var(--accent);
}

.pr-status {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.pr-status.open {
    background: rgba(52, 199, 89, 0.1);
    color: var(--success);
}

.pr-status.closed {
    background: rgba(255, 59, 48, 0.1);
    color: var(--error);
}

.pr-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.pr-stat {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.pr-stat-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 500;
}

.pr-stat-value {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
}

.pr-meta {
    display: flex;
    gap: var(--spacing-lg);
    font-size: 0.9rem;
    color: var(--text-secondary);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border);
}

.pr-link {
    color: var(--accent);
    font-weight: 500;
}

/* Reports List */
.reports-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.report-item {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
}

.report-item:hover {
    border-color: var(--accent);
    box-shadow: var(--shadow-sm);
}

.report-date {
    font-weight: 600;
    color: var(--accent);
    font-family: var(--font-mono);
}

.report-link {
    color: var(--accent);
    font-size: 0.9rem;
    font-weight: 500;
}

/* Issues Container */
.issues-container {
    display: grid;
    gap: var(--spacing-md);
}

.issues-by-keyword {
    margin-bottom: var(--spacing-lg);
}

.keyword-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--accent-light);
}

.issue-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.issue-item {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: var(--spacing-md);
    transition: var(--transition);
}

.issue-item:hover {
    border-color: var(--accent);
    box-shadow: var(--shadow-sm);
    background: var(--accent-light);
}

.issue-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xs);
}

.issue-number {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--text-tertiary);
    font-weight: 500;
}

.issue-title {
    color: var(--accent);
    font-weight: 500;
    margin: 0;
}

.issue-meta {
    display: flex;
    gap: var(--spacing-md);
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* Footer */
.footer {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border);
    text-align: center;
    color: var(--text-secondary);
}

.footer-content p {
    font-size: 0.9rem;
    margin-bottom: var(--spacing-md);
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    font-size: 0.9rem;
}

.separator {
    color: var(--text-tertiary);
}

/* Loading State */
.loading {
    text-align: center;
    padding: var(--spacing-lg);
    color: var(--text-secondary);
    font-style: italic;
}

/* Error State */
.error {
    background: rgba(255, 59, 48, 0.1);
    border: 1px solid rgba(255, 59, 48, 0.3);
    color: var(--error);
    padding: var(--spacing-md);
    border-radius: 8px;
    text-align: center;
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        padding: var(--spacing-md);
    }

    h1 {
        font-size: 1.5rem;
    }

    h2 {
        font-size: 1.25rem;
    }

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

    .header-meta {
        text-align: left;
    }

    .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .pr-stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .report-item {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-sm);
    }
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg-primary: #0a0a0a;
        --bg-secondary: #1a1a1a;
        --bg-tertiary: #2a2a2a;
        --text-primary: #f5f5f7;
        --text-secondary: #a1a1a6;
        --text-tertiary: #6f6f77;
        --border: #424245;
        --accent-light: rgba(0, 113, 227, 0.15);
    }

    .issue-item:hover {
        background: var(--accent-light);
    }
}