/* blog-article.css
   Shared styles for all blog article and newsletter pages (~22 pages).
   Load after tokens.css. Page-specific extras stay inline in each page.

   Implements:
   - P1: .blog-content h2 uses var(--font-display) (Fraunces) - audit finding
   - P4: article body line-height via var(--lh-art) token (1.8)
   - Clay link standard: in-prose links clay + underline offset 3px, hover accent-deep
*/

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

:root {}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    -moz-text-size-adjust: 100%;
    text-size-adjust: 100%;
}

body {
    font-family: var(--font-body);
    color: var(--text-primary);
    background-color: var(--cream);
    line-height: 1.6;
}

/* ---- Header ---- */
header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: var(--cream);
    padding: 10px 0;
    transition: transform 0.3s ease, background-color 0.3s ease;
    border-radius: 0;
    box-shadow: 0 1px 8px rgba(0, 0, 0, 0.08);
}

header.scrolled {
    top: 0;
    left: 0;
    right: 0;
    padding: 10px 0;
    border-radius: 0;
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo-img {
    height: 40px;
    width: auto;
    object-fit: contain;
    display: block;
}

nav {
    position: fixed;
    top: 72px;
    left: 20px;
    right: 20px;
    flex-direction: column;
    gap: 0;
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    padding: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0);
    border-radius: 12px;
}

nav.active {
    max-height: 400px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

nav a {
    display: block;
    padding: 16px 24px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    font-size: var(--fs-body);
    font-weight: 700;
    color: var(--charcoal);
    text-align: left;
    text-decoration: none;
    transition: all 0.3s ease;
}

nav a:hover {
    background-color: rgba(0, 0, 0, 0.03);
}

nav a::after {
    display: none;
}

.cta-button {
    display: none;
}

/* ---- Back Arrow ---- */
.back-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--cream);
    color: var(--charcoal);
    text-decoration: none;
    transition: all 0.3s ease;
}

.back-arrow:hover {
    background: var(--charcoal);
    color: white;
}

.back-arrow svg {
    width: 20px;
    height: 20px;
}

/* ---- Blog Article ---- */
.blog-article {
    max-width: 800px;
    margin: 0 auto;
    padding: 140px 60px 100px;
}

.blog-meta-info {
    display: flex;
    gap: 20px;
    align-items: center;
    margin-bottom: 24px;
    font-size: var(--fs-art-meta);
    color: var(--text-secondary);
}

.blog-category {
    background: var(--mist);
    color: var(--dark-green);
    padding: 6px 14px;
    border-radius: 20px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: var(--fs-eyebrow);
}

.blog-date {
    color: var(--text-light);
}

.blog-read-time {
    color: var(--text-light);
}

.blog-last-updated {
    font-size: var(--fs-caption);
    color: var(--text-light);
    margin-bottom: 32px;
}

h1 {
    font-size: var(--fs-art-title);
    font-weight: 800;
    letter-spacing: -0.02em;
    line-height: 1.2;
    margin-bottom: 32px;
    color: var(--text-primary);
}

.blog-hero-image {
    width: 100%;
    border-radius: 16px;
    margin-bottom: 40px;
    aspect-ratio: 16/9;
    object-fit: cover;
}

.blog-intro {
    font-size: var(--fs-art-lead);
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

/* P1: Fraunces on article subheads (audit finding) */
.blog-content h2 {
    font-family: var(--font-display);
    font-size: var(--fs-art-h2);
    font-weight: 700;
    margin-top: 48px;
    margin-bottom: 20px;
    letter-spacing: -0.01em;
    color: var(--text-primary);
}

/* P4: line-height via token (audit finding) */
.blog-content p {
    font-family: var(--font-body);
    font-size: var(--fs-art-body);
    line-height: var(--lh-art);
    margin-bottom: 24px;
    color: var(--text-primary);
}

.blog-content ul {
    margin: 24px 0;
    padding-left: 24px;
}

.blog-content li {
    font-size: var(--fs-art-body);
    line-height: var(--lh-art);
    margin-bottom: 12px;
    color: var(--text-primary);
}

.blog-content strong {
    font-weight: 600;
    color: var(--charcoal);
}

/* Clay link standard: in-prose links */
.blog-content a {
    color: var(--clay);
    text-decoration: underline;
    text-underline-offset: 3px;
    transition: color 0.2s ease;
}

.blog-content a:hover {
    color: var(--accent-deep);
}

/* ---- Expert Quote ---- */
.expert-quote {
    background: linear-gradient(135deg, var(--charcoal), #2a2a2a);
    border-radius: 16px;
    padding: 36px 40px;
    margin: 36px 0;
    position: relative;
}

.expert-quote blockquote {
    font-family: var(--font-display);
    font-size: var(--fs-art-lead);
    font-style: italic;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.92);
    margin-bottom: 20px;
}

.expert-quote .quote-attribution {
    font-size: var(--fs-art-meta);
    font-weight: 600;
    color: var(--warm-beige);
    letter-spacing: 0.3px;
}

.expert-quote .quote-role {
    font-size: var(--fs-caption);
    color: rgba(255, 255, 255, 0.5);
    margin-top: 4px;
}

/* ---- CTA section + two-button pattern ---- */
.cta-section {
    margin-top: 64px;
    padding: 40px;
    background: linear-gradient(135deg, var(--charcoal), #2a2a2a);
    border-radius: 16px;
    text-align: center;
    color: white;
}

.cta-section h3 {
    font-family: var(--font-display);
    font-size: var(--fs-cta);
    font-weight: 400;
    line-height: 1.15;
    margin-bottom: 16px;
    color: white;
}

.cta-section p {
    font-size: var(--fs-art-body);
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 24px;
    max-width: 580px;
    margin-left: auto;
    margin-right: auto;
}

.cta-section .cta-button {
    display: inline-block;
    padding: 14px 32px;
    background: var(--dark-green);
    color: var(--cream);
    text-decoration: none;
    border-radius: 8px;
    font-weight: 700;
    font-size: var(--fs-body);
    transition: transform 0.3s ease, background 0.2s ease;
}

.cta-section .cta-button:hover {
    background: var(--dark-green-deep);
    transform: translateY(-2px);
}

.cta-section .cta-button-secondary {
    display: inline-block;
    padding: 14px 32px;
    background: transparent;
    color: rgba(255, 255, 255, 0.92);
    text-decoration: none;
    border: 1.5px solid rgba(255, 255, 255, 0.4);
    border-radius: 8px;
    font-weight: 600;
    font-size: var(--fs-body);
    transition: all 0.2s ease;
}

.cta-section .cta-button-secondary:hover {
    border-color: white;
    color: white;
    transform: translateY(-2px);
}

.cta-buttons {
    display: inline-flex;
    gap: 12px;
    flex-wrap: wrap;
    justify-content: center;
}

.cta-contact {
    margin-top: 16px;
    font-size: var(--fs-small);
    color: rgba(255, 255, 255, 0.6);
}

.cta-contact a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

.cta-contact a:hover {
    color: white;
}

/* ---- Footer ---- */
footer {
    background-color: var(--charcoal);
    color: var(--off-white);
    padding: 60px 0 32px;
    margin-top: 80px;
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 60px;
    text-align: center;
}

.footer-logo-link {
    display: inline-block;
    margin-bottom: 24px;
}

.footer-logo-img {
    height: 60px;
    width: auto;
    object-fit: contain;
}

.footer-bottom {
    padding-top: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: 32px;
}

.footer-bottom p {
    color: var(--text-light);
    font-size: var(--fs-caption);
    line-height: 1.6;
}

/* Prevent iOS from styling auto-detected numbers as links */
.footer-bottom a {
    color: var(--text-light);
    text-decoration: none;
    pointer-events: none;
}

/* ---- Newsletter callout ---- */
.newsletter-callout {
    margin: 32px 0;
    padding: 18px 22px;
    border-left: 3px solid var(--clay);
    background: rgba(184, 168, 135, 0.08);
    font-size: var(--fs-lead);
    color: var(--muted);
    font-style: italic;
    line-height: 1.6;
    border-radius: 0 8px 8px 0;
}

.newsletter-callout a {
    color: var(--clay);
    text-decoration: none;
    font-weight: 600;
    font-style: normal;
}

.newsletter-callout a:hover {
    text-decoration: underline;
}

/* ---- Post-article newsletter signup ---- */
.post-newsletter {
    border-top: 2px solid var(--line);
    padding: 36px 0 0;
    margin: 48px 0 0;
}

.post-newsletter h3 {
    font-size: var(--fs-lead);
    font-weight: 700;
    color: var(--charcoal);
    margin-bottom: 6px;
    letter-spacing: -0.01em;
}

.post-newsletter > p {
    font-size: var(--fs-small);
    color: var(--muted);
    margin-bottom: 20px;
    line-height: var(--lh-small);
}

.post-nl-form {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    align-items: flex-start;
}

.post-nl-form input[type="email"] {
    padding: 12px 16px;
    border: 1px solid var(--line);
    border-radius: 10px;
    font-size: var(--fs-small);
    font-family: var(--font-body);
    background: white;
    color: var(--charcoal);
    outline: none;
    flex: 1;
    min-width: 200px;
    transition: border-color 0.2s ease;
}

.post-nl-form input[type="email"]:focus {
    border-color: var(--clay);
}

.post-nl-form button {
    padding: 12px 24px;
    background: var(--dark-green);
    color: var(--cream);
    border: none;
    border-radius: 10px;
    font-size: var(--fs-small);
    font-weight: 700;
    font-family: var(--font-body);
    cursor: pointer;
    transition: background 0.2s ease;
}

.post-nl-form button:hover {
    background: var(--dark-green-deep);
}

.post-nl-form button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.nl-msg {
    width: 100%;
    font-size: var(--fs-caption);
    margin-top: 6px;
}

.nl-msg.success { color: var(--state-success); }
.nl-msg.error { color: var(--state-error); }
.nl-msg.warn { color: var(--state-warn); }

/* ---- Newsletter modal ---- */
.newsletter-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    z-index: 10000;
    justify-content: center;
    align-items: center;
}

.newsletter-modal.active {
    display: flex;
}

.newsletter-modal-content {
    background: white;
    border-radius: 20px;
    padding: 48px;
    max-width: 460px;
    width: 90%;
    position: relative;
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.15);
}

.newsletter-modal-content h2 {
    font-size: var(--fs-section);
    font-weight: 800;
    color: var(--charcoal);
    margin-bottom: 8px;
    letter-spacing: -0.02em;
}

.newsletter-modal-content > p {
    font-size: var(--fs-small);
    color: var(--text-muted);
    margin-bottom: 28px;
    line-height: var(--lh-small);
}

.newsletter-modal .modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    font-size: var(--fs-section);
    color: var(--text-light);
    cursor: pointer;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.2s ease;
}

.newsletter-modal .modal-close:hover {
    background: rgba(0, 0, 0, 0.05);
    color: var(--charcoal);
}

.newsletter-form .form-group {
    margin-bottom: 16px;
}

.newsletter-form label {
    display: block;
    font-size: var(--fs-eyebrow);
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.newsletter-form input[type="email"] {
    width: 100%;
    padding: 14px 16px;
    border: 1.5px solid var(--line);
    border-radius: 10px;
    font-size: var(--fs-lead);
    font-family: var(--font-body);
    color: var(--charcoal);
    outline: none;
    transition: border-color 0.2s ease;
    box-sizing: border-box;
}

.newsletter-form input[type="email"]:focus {
    border-color: var(--clay);
}

.newsletter-submit {
    width: 100%;
    padding: 15px;
    background: var(--dark-green);
    color: var(--cream);
    border: none;
    border-radius: 10px;
    font-size: var(--fs-lead);
    font-weight: 700;
    font-family: var(--font-body);
    cursor: pointer;
    margin-top: 8px;
    transition: background 0.2s ease, transform 0.2s ease;
}

.newsletter-submit:hover {
    background: var(--dark-green-deep);
    transform: translateY(-1px);
}

.newsletter-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.newsletter-message {
    margin-top: 14px;
    font-size: var(--fs-small);
    text-align: center;
    min-height: 20px;
}

.newsletter-message.success { color: var(--state-success); }
.newsletter-message.error { color: var(--state-error); }
.newsletter-message.warn { color: var(--state-warn); }

/* ---- Team Selection Modal ---- */
.team-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
    z-index: 10000;
    justify-content: center;
    align-items: center;
    animation: fadeIn 0.3s ease;
}

.team-modal.active {
    display: flex;
}

.team-modal-content {
    background: var(--off-white);
    border-radius: 24px;
    padding: 48px;
    max-width: 900px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    animation: slideUp 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.2);
}

.modal-close {
    position: absolute;
    top: 24px;
    right: 24px;
    background: none;
    border: none;
    font-size: var(--fs-section);
    color: var(--text-secondary);
    cursor: pointer;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.modal-close:hover {
    background: rgba(0, 0, 0, 0.05);
    color: var(--text-primary);
}

.modal-header {
    text-align: center;
    margin-bottom: 40px;
}

.modal-header h2 {
    font-size: var(--fs-section);
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 12px;
    color: var(--charcoal);
}

.modal-header p {
    font-size: var(--fs-body);
    color: var(--text-secondary);
}

.team-selection-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
}

.team-card {
    background: white;
    border-radius: 20px;
    padding: 32px;
    text-align: center;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 2px solid rgba(0, 0, 0, 0.06);
}

.team-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    border-color: var(--warm-beige);
}

.team-card-avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    margin: 0 auto 20px;
    object-fit: cover;
    border: 4px solid var(--cream);
}

.team-card-avatar.grayscale {
    filter: grayscale(100%);
}

.team-card h3 {
    font-size: var(--fs-card);
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--charcoal);
}

.team-card .role {
    font-size: var(--fs-small);
    color: var(--warm-beige);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 16px;
}

.team-card .bio {
    font-size: var(--fs-small);
    line-height: 1.6;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.team-card-button {
    background-color: var(--charcoal);
    color: var(--off-white);
    padding: 12px 32px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: var(--fs-small);
    letter-spacing: 0.01em;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 2px 12px rgba(26, 26, 26, 0.08);
    display: inline-block;
}

.team-card-button:hover {
    background-color: var(--text-secondary);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(26, 26, 26, 0.15);
}

/* ---- Keyframes ---- */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from { transform: translateY(40px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

/* ---- Responsive ---- */
@media (max-width: 768px) {
    .header-container {
        padding: 0 24px;
    }

    .blog-article {
        padding: 100px 24px 60px;
        background-color: var(--cream) !important;
    }

    h1 {
        font-size: var(--fs-art-title-m);
    }

    .blog-intro {
        font-size: var(--fs-art-lead-m);
    }

    .blog-content h2 {
        font-size: var(--fs-art-h2-m);
    }

    .blog-content p,
    .blog-content li {
        font-size: var(--fs-art-body-m);
    }

    .cta-section {
        padding: 32px 24px;
    }

    .footer-container {
        padding: 0 24px;
    }

    .blog-meta-info {
        flex-wrap: wrap;
        gap: 12px;
    }

    .team-modal-content {
        padding: 32px 24px;
    }

    .team-selection-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .modal-header h2 {
        font-size: var(--fs-section);
    }
}

@media (max-width: 720px) {
    .cta-buttons {
        flex-direction: column;
        align-items: stretch;
        gap: 10px;
    }

    .cta-section .cta-button,
    .cta-section .cta-button-secondary {
        width: 100%;
        text-align: center;
    }
}

/* ---- Archive callout (newsletter pages) ---- */
.archive-callout {
    margin: 0 0 24px;
    padding: 16px 20px;
    border-left: 3px solid var(--clay);
    background: rgba(181, 112, 63, 0.06);
    font-size: var(--fs-small);
    line-height: 1.6;
    color: var(--text-secondary);
    border-radius: 0 6px 6px 0;
}

.archive-callout strong {
    color: var(--text-primary);
    display: block;
    margin-bottom: 4px;
    font-size: var(--fs-eyebrow);
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

/* ---- Post CTA top bar (newsletter pages) ---- */
.post-cta-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
    margin: 0 0 36px;
    padding: 16px 20px;
    background: var(--mist);
    border-radius: 14px;
}

.post-cta-top span {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--ink);
}

.post-cta-top .post-cta-btn {
    display: inline-block;
    background: var(--dark-green);
    color: var(--cream);
    border: none;
    padding: 11px 22px;
    border-radius: 999px;
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    white-space: nowrap;
    transition: background 0.2s;
}

.post-cta-top .post-cta-btn:hover {
    background: var(--dark-green-deep);
}