/* Dark Mode Alert - Cybersecurity Theme
 * Dark background, neon accents, tech publication feel
 */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
    /* Dark Palette */
    --dm-bg: #0A0A0F;
    --dm-surface: #12121A;
    --dm-surface-elevated: #1A1A24;
    --dm-border: #2A2A3A;
    --dm-text: #E4E4E7;
    --dm-text-muted: #71717A;
    --dm-text-dim: #52525B;

    /* Neon Accents */
    --dm-danger: #EF4444;
    --dm-danger-glow: rgba(239, 68, 68, 0.3);
    --dm-warning: #F59E0B;
    --dm-warning-glow: rgba(245, 158, 11, 0.3);
    --dm-success: #22C55E;
    --dm-primary: #3B82F6;
    --dm-primary-glow: rgba(59, 130, 246, 0.3);
    --dm-purple: #A855F7;
    --dm-cyan: #06B6D4;

    /* Typography */
    --font-main: 'Inter', system-ui, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}

/* ==================== Container ==================== */
.article-darkmode {
    background: var(--dm-bg);
    min-height: 100vh;
    font-family: var(--font-main);
    color: var(--dm-text);
}

.article-darkmode-inner {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* ==================== Hero Section ==================== */
.darkmode-hero {
    padding: 4rem 0 3rem;
    border-bottom: 1px solid var(--dm-border);
    position: relative;
}

.darkmode-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 300px;
    background: radial-gradient(ellipse at top, var(--dm-danger-glow) 0%, transparent 60%);
    pointer-events: none;
}

.darkmode-category {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--dm-danger);
    color: white;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 1;
}

.darkmode-category::before {
    content: '!';
    display: flex;
    align-items: center;
    justify-content: center;
    width: 18px;
    height: 18px;
    background: rgba(0,0,0,0.3);
    border-radius: 50%;
    font-weight: 800;
}

.darkmode-title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    color: white;
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 1;
}

.darkmode-title em {
    font-style: normal;
    background: linear-gradient(135deg, var(--dm-danger), var(--dm-warning));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.darkmode-subtitle {
    font-size: 1.25rem;
    color: var(--dm-text-muted);
    margin-bottom: 2rem;
    max-width: 700px;
    line-height: 1.7;
    position: relative;
    z-index: 1;
}

/* Stat Card */
.darkmode-stat {
    display: inline-flex;
    align-items: center;
    gap: 1.25rem;
    background: var(--dm-surface);
    border: 1px solid var(--dm-danger);
    border-radius: 8px;
    padding: 1.25rem 1.75rem;
    margin-bottom: 2rem;
    box-shadow: 0 0 30px var(--dm-danger-glow);
    position: relative;
    z-index: 1;
}

.darkmode-stat-number {
    font-family: var(--font-mono);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--dm-danger);
    line-height: 1;
}

.darkmode-stat-label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--dm-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Meta */
.darkmode-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--dm-text-dim);
    padding-top: 1.5rem;
    border-top: 1px solid var(--dm-border);
    position: relative;
    z-index: 1;
}

.darkmode-meta-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.darkmode-meta-item svg {
    width: 16px;
    height: 16px;
    opacity: 0.6;
}

/* ==================== Table of Contents ==================== */
.darkmode-toc {
    background: var(--dm-surface);
    border: 1px solid var(--dm-border);
    border-radius: 12px;
    padding: 2rem;
    margin: 2rem 0;
}

.darkmode-toc-title {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--dm-text-dim);
    margin-bottom: 1.25rem;
}

.darkmode-toc-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: 0.5rem;
}

.darkmode-toc-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem 1rem;
    background: var(--dm-surface-elevated);
    border-radius: 6px;
    transition: all 0.2s;
}

.darkmode-toc-item:hover {
    background: var(--dm-border);
}

.darkmode-toc-number {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--dm-primary);
    min-width: 24px;
}

.darkmode-toc-link {
    font-size: 0.95rem;
    color: var(--dm-text);
    text-decoration: none;
}

/* ==================== Content ==================== */
.darkmode-content {
    padding: 3rem 0;
}

.darkmode-content p {
    font-size: 1.125rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
    color: var(--dm-text);
}

/* ==================== Headings ==================== */
.darkmode-content h2 {
    font-size: 1.875rem;
    font-weight: 700;
    color: white;
    margin: 3rem 0 1.5rem;
    padding-left: 1rem;
    border-left: 4px solid var(--dm-primary);
}

.darkmode-content h3 {
    font-size: 1.375rem;
    font-weight: 600;
    color: var(--dm-text);
    margin: 2rem 0 1rem;
}

/* ==================== Warning Cards ==================== */
.darkmode-warning-card {
    background: var(--dm-surface);
    border: 1px solid var(--dm-border);
    border-left: 4px solid var(--dm-danger);
    border-radius: 0 12px 12px 0;
    padding: 2rem;
    margin: 2rem 0;
    position: relative;
}

.darkmode-warning-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 100%;
    background: linear-gradient(90deg, var(--dm-danger-glow) 0%, transparent 30%);
    border-radius: 0 12px 12px 0;
    pointer-events: none;
}

.darkmode-warning-number {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    font-family: var(--font-mono);
    font-size: 3rem;
    font-weight: 800;
    color: var(--dm-danger);
    opacity: 0.3;
    line-height: 1;
}

.darkmode-warning-title {
    font-size: 1.375rem;
    font-weight: 700;
    color: white;
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
}

.darkmode-warning-content {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--dm-text-muted);
    position: relative;
    z-index: 1;
}

.darkmode-warning-content ul {
    margin: 1rem 0;
    padding-left: 1.25rem;
}

.darkmode-warning-content li {
    margin-bottom: 0.5rem;
}

.darkmode-warning-content strong {
    color: var(--dm-danger);
}

/* ==================== Blockquote ==================== */
.darkmode-content blockquote {
    background: linear-gradient(135deg, var(--dm-surface) 0%, var(--dm-surface-elevated) 100%);
    border: 1px solid var(--dm-warning);
    border-radius: 12px;
    padding: 2rem;
    margin: 2rem 0;
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--dm-warning);
    position: relative;
    box-shadow: 0 0 40px var(--dm-warning-glow);
}

.darkmode-content blockquote::before {
    content: '⚠';
    position: absolute;
    top: -12px;
    left: 20px;
    font-size: 1.5rem;
    background: var(--dm-bg);
    padding: 0 0.5rem;
}

/* ==================== Lists ==================== */
.darkmode-content ul,
.darkmode-content ol {
    font-size: 1.0625rem;
    margin: 1.5rem 0;
    padding-left: 1.5rem;
    color: var(--dm-text-muted);
}

.darkmode-content li {
    margin-bottom: 0.75rem;
    line-height: 1.7;
}

.darkmode-content li strong {
    color: var(--dm-text);
}

/* ==================== CTA Sections ==================== */
.darkmode-cta-inline {
    background: linear-gradient(135deg, var(--dm-primary) 0%, var(--dm-purple) 100%);
    border-radius: 16px;
    padding: 2.5rem;
    margin: 3rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.darkmode-cta-inline::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M20 20h20v20H20z'/%3E%3C/g%3E%3C/svg%3E");
}

.darkmode-cta-inline-content {
    position: relative;
    z-index: 1;
}

.darkmode-cta-inline h3 {
    font-size: 1.75rem;
    font-weight: 700;
    color: white;
    margin-bottom: 0.75rem;
}

.darkmode-cta-inline p {
    font-size: 1.0625rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 1.5rem;
}

/* Lookup Form */
.darkmode-lookup-form {
    max-width: 500px;
    margin: 0 auto;
}

.darkmode-lookup-form .lookup-input-group {
    display: flex;
    gap: 0.75rem;
}

.darkmode-lookup-form .lookup-phone-input {
    flex: 1;
    padding: 1rem 1.25rem;
    font-family: var(--font-mono);
    font-size: 1rem;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.1);
    color: white;
    backdrop-filter: blur(4px);
}

.darkmode-lookup-form .lookup-phone-input::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.darkmode-lookup-form .lookup-phone-input:focus {
    outline: none;
    border-color: white;
    background: rgba(255, 255, 255, 0.15);
}

.darkmode-lookup-form .lookup-submit-btn {
    padding: 1rem 1.5rem;
    font-family: var(--font-main);
    font-size: 0.9rem;
    font-weight: 600;
    background: white;
    color: var(--dm-primary);
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: transform 0.2s;
    white-space: nowrap;
}

.darkmode-lookup-form .lookup-submit-btn:hover:not(:disabled) {
    transform: translateY(-2px);
}

.darkmode-lookup-form .lookup-error {
    font-size: 0.875rem;
    color: #FCA5A5;
    margin-top: 0.5rem;
}

.darkmode-lookup-results {
    margin-top: 1.5rem;
}

/* Results Card */
.darkmode-results-card {
    background: var(--dm-surface);
    border: 1px solid var(--dm-border);
    border-radius: 12px;
    padding: 1.5rem;
    text-align: left;
}

.darkmode-results-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--dm-border);
    margin-bottom: 1rem;
}

.darkmode-results-header .phone-number {
    font-family: var(--font-mono);
    font-size: 1.25rem;
    font-weight: 600;
    color: white;
}

.darkmode-spam-status {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1rem;
}

.darkmode-spam-status.status-safe {
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid var(--dm-success);
}

.darkmode-spam-status.status-danger {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid var(--dm-danger);
}

.darkmode-spam-status .status-title {
    font-weight: 600;
}

.darkmode-spam-status.status-safe .status-title { color: var(--dm-success); }
.darkmode-spam-status.status-danger .status-title { color: var(--dm-danger); }

.darkmode-spam-status .status-desc {
    font-size: 0.875rem;
    color: var(--dm-text-muted);
}

.darkmode-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.darkmode-info-item {
    background: var(--dm-surface-elevated);
    padding: 1rem;
    border-radius: 8px;
}

.darkmode-info-item .info-label {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--dm-text-dim);
    display: block;
    margin-bottom: 0.25rem;
}

.darkmode-info-item .info-value {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--dm-text);
}

.darkmode-results-actions {
    padding-top: 1rem;
    border-top: 1px solid var(--dm-border);
}

.darkmode-results-actions .btn-signup {
    display: block;
    width: 100%;
    padding: 1rem;
    font-family: var(--font-main);
    font-weight: 600;
    background: var(--dm-primary);
    color: white;
    border: none;
    border-radius: 8px;
    text-decoration: none;
    text-align: center;
}

/* Teaser */
.darkmode-results-card.teaser-mode {
    position: relative;
    overflow: hidden;
}

.darkmode-frosted-content {
    filter: blur(4px);
    pointer-events: none;
}

.darkmode-frosted-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(10, 10, 15, 0.9);
    backdrop-filter: blur(4px);
    padding: 2rem;
}

.darkmode-unlock-cta {
    text-align: center;
}

.darkmode-unlock-cta h4 {
    font-size: 1.375rem;
    font-weight: 700;
    color: white;
    margin-bottom: 0.5rem;
}

.darkmode-unlock-cta p {
    color: var(--dm-text-muted);
    margin-bottom: 1rem;
}

.darkmode-unlock-cta .btn-unlock {
    display: inline-block;
    padding: 1rem 2rem;
    font-weight: 600;
    background: linear-gradient(135deg, var(--dm-primary), var(--dm-purple));
    color: white;
    border-radius: 8px;
    text-decoration: none;
}

/* ==================== Enterprise CTA ==================== */
.darkmode-cta-enterprise {
    background: var(--dm-surface);
    border: 1px solid var(--dm-border);
    border-radius: 16px;
    padding: 2.5rem;
    margin: 3rem 0;
    text-align: center;
    position: relative;
}

.darkmode-cta-enterprise::before {
    content: 'ENTERPRISE';
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(90deg, var(--dm-cyan), var(--dm-purple));
    color: white;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    padding: 0.4rem 1rem;
    border-radius: 4px;
}

.darkmode-cta-enterprise h3 {
    font-size: 1.5rem;
    color: white;
    margin-top: 0.5rem;
    margin-bottom: 0.75rem;
}

.darkmode-cta-enterprise p {
    color: var(--dm-text-muted);
    margin-bottom: 1.5rem;
}

.darkmode-cta-enterprise .btn-enterprise {
    display: inline-block;
    padding: 1rem 2rem;
    font-weight: 600;
    background: linear-gradient(90deg, var(--dm-cyan), var(--dm-purple));
    color: white;
    border-radius: 8px;
    text-decoration: none;
}

/* ==================== Scam Grid ==================== */
.darkmode-scam-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1rem;
    margin: 2rem 0;
}

.darkmode-scam-card {
    background: var(--dm-surface);
    border: 1px solid var(--dm-border);
    border-radius: 12px;
    padding: 1.5rem;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.darkmode-scam-card:hover {
    border-color: var(--dm-danger);
    box-shadow: 0 0 20px var(--dm-danger-glow);
}

.darkmode-scam-icon {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.darkmode-scam-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: white;
    margin-bottom: 0.5rem;
}

.darkmode-scam-description {
    font-size: 0.9rem;
    color: var(--dm-text-muted);
    line-height: 1.6;
}

.darkmode-scam-description em {
    color: var(--dm-danger);
    font-style: normal;
    font-weight: 500;
}

/* ==================== Responsive ==================== */
@media (max-width: 640px) {
    .darkmode-title {
        font-size: 2rem;
    }

    .darkmode-stat {
        flex-direction: column;
        text-align: center;
    }

    .darkmode-lookup-form .lookup-input-group {
        flex-direction: column;
    }

    .darkmode-warning-card {
        padding: 1.5rem;
    }

    .darkmode-warning-number {
        font-size: 2rem;
        top: 1rem;
        right: 1rem;
    }
}