/* === AgentPulse — Unified Styles === */

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

/* ── Color Variables ─────────────────────────────────────────── */

body.technical {
    --accent: #00e5a0;
    --bg: #0a0a0f;
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.85);
    --text-body: #ffffff;
    --text-hint: rgba(255, 255, 255, 0.7);
    --border: rgba(255, 255, 255, 0.08);
    --toggle-bg: rgba(255, 255, 255, 0.06);
    --toggle-inactive: rgba(255, 255, 255, 0.85);
    --btn-bg: #00e5a0;
    --btn-text: #0a0a0f;
    --bar-bg: rgba(0, 229, 160, 0.06);
    --bar-border: rgba(0, 229, 160, 0.15);
    --bar-text: rgba(255, 255, 255, 0.85);
    --btn-secondary-border: rgba(0, 229, 160, 0.3);
    --blockquote-bg: rgba(255, 255, 255, 0.03);
    --code-bg: rgba(255, 255, 255, 0.08);
    --pre-bg: rgba(255, 255, 255, 0.04);
    --input-bg: rgba(255, 255, 255, 0.04);
}

body.strategic {
    --accent: #7c3aed;
    --bg: #ffffff;
    --text-primary: #0a0a0f;
    --text-secondary: #0a0a0f;
    --text-body: #0a0a0f;
    --text-hint: rgba(10, 10, 15, 0.8);
    --border: rgba(0, 0, 0, 0.08);
    --toggle-bg: rgba(0, 0, 0, 0.05);
    --toggle-inactive: #0a0a0f;
    --btn-bg: #7c3aed;
    --btn-text: #ffffff;
    --bar-bg: rgba(124, 58, 237, 0.04);
    --bar-border: rgba(124, 58, 237, 0.12);
    --bar-text: #0a0a0f;
    --btn-secondary-border: rgba(124, 58, 237, 0.3);
    --blockquote-bg: rgba(124, 58, 237, 0.04);
    --code-bg: rgba(124, 58, 237, 0.08);
    --pre-bg: rgba(124, 58, 237, 0.03);
    --input-bg: rgba(0, 0, 0, 0.03);
}

body {
    font-family: 'Courier New', monospace;
    background: var(--bg);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

.container {
    max-width: 720px;
    width: 100%;
    margin: 0 auto;
    padding: 0 24px;
}

/* ── Mode Transitions ────────────────────────────────────────── */

.mode-transitioning,
.mode-transitioning *,
.mode-transitioning *::before,
.mode-transitioning *::after {
    transition: background-color 0.4s ease, color 0.4s ease, border-color 0.4s ease !important;
}

/* ── Top Navigation Bar ──────────────────────────────────────── */

.top-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 0;
    border-bottom: 0.5px solid var(--border);
}

.nav-left {
    display: flex;
    align-items: center;
    gap: 10px;
}

.nav-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--accent);
    flex-shrink: 0;
}

.nav-logo {
    font-family: 'Courier New', monospace;
    font-size: 17px;
    font-weight: 500;
    color: var(--text-primary);
    letter-spacing: 1px;
    text-transform: uppercase;
}

.btn-subscribe-primary {
    font-family: 'Courier New', monospace;
    font-size: 15px;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    padding: 8px 20px;
    border-radius: 6px;
    border: none;
    background: var(--btn-bg);
    color: var(--btn-text);
    cursor: pointer;
}

.btn-subscribe-primary:hover { opacity: 0.9; }

/* ── Hero Area ───────────────────────────────────────────────── */

.hero {
    padding: 40px 0 24px;
    text-align: center;
}

.hero-tagline {
    font-family: 'Courier New', monospace;
    font-size: 14px;
    font-weight: 400;
    color: var(--accent);
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 12px;
}

.hero-headline {
    font-family: Georgia, serif;
    font-size: 29px;
    font-weight: 400;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.hero-date {
    font-family: 'Courier New', monospace;
    font-size: 15px;
    font-weight: 400;
    color: var(--text-secondary);
    margin-bottom: 28px;
}

/* ── Mode Toggle ─────────────────────────────────────────────── */

.mode-toggle {
    display: inline-flex;
    background: var(--toggle-bg);
    border-radius: 8px;
    padding: 3px;
    gap: 2px;
}

.toggle-btn {
    font-family: 'Courier New', monospace;
    font-size: 15px;
    font-weight: 400;
    padding: 8px 20px;
    border-radius: 6px;
    border: none;
    background: transparent;
    color: var(--toggle-inactive);
    cursor: pointer;
    transition: all 0.3s;
}

.toggle-btn.active {
    background: var(--accent);
    color: var(--btn-text);
    font-weight: 700;
}

.mode-subtitle {
    font-family: 'Courier New', monospace;
    font-size: 13px;
    font-weight: 400;
    color: var(--text-hint);
    letter-spacing: 0.5px;
    margin-top: 10px;
}

/* ── Content Area ────────────────────────────────────────────── */

.content-area {
    padding: 0 0 32px;
    border-top: 0.5px solid var(--border);
    padding-top: 20px;
}

/* Article entries in list view */

.article-entry {
    margin-bottom: 20px;
}

.section-label {
    font-family: 'Courier New', monospace;
    font-size: 13px;
    font-weight: 400;
    color: var(--accent);
    letter-spacing: 1.5px;
    text-transform: uppercase;
    margin-bottom: 6px;
}

.entry-title {
    font-family: Georgia, serif;
    font-size: 18px;
    font-weight: 400;
    color: var(--text-primary);
    text-decoration: none;
    display: block;
    margin-bottom: 6px;
}

.entry-title:hover {
    color: var(--accent);
}

.entry-preview {
    font-family: 'Courier New', monospace;
    font-size: 15px;
    font-weight: 400;
    color: var(--text-body);
    line-height: 1.5;
}

/* Back link */

.back-link {
    font-family: 'Courier New', monospace;
    font-size: 15px;
    color: var(--accent);
    text-decoration: none;
    display: inline-block;
    margin-bottom: 20px;
}

.back-link:hover { opacity: 0.8; }

/* ── Reader Article Styles ───────────────────────────────────── */

article h2 {
    font-family: 'Courier New', monospace;
    font-size: 15px;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: 1.5px;
    text-transform: uppercase;
    margin-top: 28px;
    margin-bottom: 12px;
}

article h3 {
    font-family: 'Courier New', monospace;
    font-size: 15px;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: 1.5px;
    text-transform: uppercase;
    margin-top: 20px;
    margin-bottom: 8px;
}

article p {
    font-family: 'Courier New', monospace;
    font-size: 15px;
    color: var(--text-body);
    line-height: 1.5;
    margin-bottom: 16px;
}

article ul, article ol {
    margin-bottom: 16px;
    padding-left: 24px;
    font-family: 'Courier New', monospace;
    font-size: 15px;
    color: var(--text-body);
    line-height: 1.5;
}

article li { margin-bottom: 8px; }

article strong { color: var(--text-primary); }

article blockquote {
    border-left: 3px solid var(--accent);
    padding: 12px 16px;
    margin: 20px 0;
    background: var(--blockquote-bg);
    color: var(--text-body);
}

article a {
    color: var(--accent);
    text-decoration: underline;
    text-underline-offset: 2px;
}

article code {
    padding: 2px 6px;
    border-radius: 3px;
    font-size: 0.9em;
    background: var(--code-bg);
    color: var(--accent);
}

article pre {
    border-radius: 4px;
    padding: 16px;
    overflow-x: auto;
    margin: 16px 0;
    background: var(--pre-bg);
}

article pre code {
    background: transparent;
    padding: 0;
}

/* Article tables (Decision Framework etc.) */

article table {
    width: 100%;
    border-collapse: collapse;
    margin: 16px 0;
    font-family: 'Courier New', monospace;
    font-size: 15px;
}

article th {
    text-align: left;
    padding: 8px 12px;
    border-bottom: 1px solid var(--border);
    color: var(--accent);
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

article td {
    padding: 8px 12px;
    border-bottom: 0.5px solid var(--border);
    color: var(--text-body);
    line-height: 1.4;
}

article tr:last-child td {
    border-bottom: none;
}

/* ── Subscribe Section ───────────────────────────────────────── */

#subscribe-section {
    padding: 40px 0;
    text-align: center;
    border-top: 0.5px solid var(--border);
}

.subscribe-heading {
    font-family: Georgia, serif;
    font-size: 23px;
    font-weight: 400;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.subscribe-tagline {
    font-family: 'Courier New', monospace;
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.subscribe-form {
    max-width: 400px;
    margin: 0 auto;
}

#subscribe-email {
    width: 100%;
    padding: 10px 14px;
    font-size: 15px;
    font-family: 'Courier New', monospace;
    border: 0.5px solid var(--border);
    border-radius: 6px;
    background: var(--input-bg);
    color: var(--text-primary);
    margin-bottom: 12px;
}

#subscribe-email:focus {
    outline: none;
    border-color: var(--accent);
}

#subscribe-email::placeholder {
    color: var(--text-hint);
}

.mode-preference {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 16px;
    font-family: 'Courier New', monospace;
    font-size: 14px;
    color: var(--text-secondary);
}

.mode-preference label {
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
}

.mode-preference input[type="radio"] {
    accent-color: var(--accent);
}

#subscribe-btn {
    font-family: 'Courier New', monospace;
    font-size: 15px;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    padding: 8px 24px;
    border-radius: 6px;
    border: none;
    background: var(--btn-bg);
    color: var(--btn-text);
    cursor: pointer;
}

#subscribe-btn:hover { opacity: 0.9; }
#subscribe-btn:disabled { opacity: 0.6; cursor: not-allowed; }

.subscribe-status {
    font-family: 'Courier New', monospace;
    font-size: 14px;
    margin-top: 12px;
    min-height: 16px;
    color: var(--accent);
}

/* ── Bottom Subscribe Bar ────────────────────────────────────── */

.bottom-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 0;
    border-top: 0.5px solid var(--bar-border);
    background: var(--bar-bg);
}

.bottom-bar-text {
    font-family: 'Courier New', monospace;
    font-size: 14px;
    font-weight: 400;
    color: var(--bar-text);
}

.btn-subscribe-secondary {
    font-family: 'Courier New', monospace;
    font-size: 14px;
    font-weight: 400;
    color: var(--accent);
    background: transparent;
    border: 1px solid var(--btn-secondary-border);
    padding: 6px 16px;
    border-radius: 6px;
    cursor: pointer;
}

.btn-subscribe-secondary:hover { opacity: 0.8; }

/* ── Responsive ──────────────────────────────────────────────── */

@media (max-width: 600px) {
    .container { padding: 0 16px; }

    .hero { padding: 30px 0 20px; }
    .hero-headline { font-size: 25px; }

    .content-area { padding: 0 0 24px; padding-top: 16px; }

    .toggle-btn { font-size: 14px; padding: 7px 16px; }

    .bottom-bar {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }

    .mode-preference {
        flex-direction: column;
        gap: 10px;
        align-items: center;
    }

    #subscribe-section { padding: 30px 0; }
}