/* ============================================================
   TFE INDIVIDUAL PAGE (tfe.php)
   Root class: .tfe-main
   ============================================================ */

.tfe-main {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    padding: var(--space-l) var(--space-m) var(--space-xl);
}

/* Stacked article layout */
.tfe-layout {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
    width: 100%;
}

/* Row 1: Author above Title */
.tfe-header-row {
    display: flex;
    flex-direction: column;
    gap: var(--space-3xs);
}

/* Row 2: Two columns — meta left, synopsis right */
.tfe-content-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: start;
}

/* Row 3: Files flex container */
.tfe-files {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-m);
}

.tfe-file-item {
    flex: 1 1 300px;
    min-width: 0;
    overflow: hidden;
    border-radius: var(--radius);
}

.tfe-file-item img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: var(--radius);
}

.tfe-file-item embed,
.tfe-file-item video {
    width: 100%;
    display: block;
    border: none;
}

.tfe-file-item video {
    max-height: 500px;
}

.tfe-file-item embed {
    height: clamp(300px, 80vh, 700px);
}

.tfe-file-item figcaption {
    font-size: var(--step--2);
    color: var(--text-secondary);
    margin: var(--space-3xs) 0 0;
    font-style: italic;
}

.tfe-synopsis-empty {
    /* placeholder to maintain grid column */
}

/* Author (p) — inline with title */
.tfe-author {
    font-family: var(--font-display);
    font-size: var(--step-1);
    font-weight: 400;
    color: var(--text-primary);
    margin: 0;
    line-height: 1.3;
}

/* Title (h1) — inherits global scale from base.css */
.tfe-title {
    margin: 0;
}

/* Metadata block */
.tfe-meta {
    display: flex;
    flex-direction: column;
    gap: var(--space-3xs);
    font-size: var(--step--1);
    line-height: 1.4;
    margin: 0;
}

/* Each metadata line */
.tfe-meta-item {
    margin: 0;
    font-weight: 700;
}

.tfe-meta-label {
    font-weight: 300;
}

.tfe-meta-item a {
    color: inherit;
    font-weight: 700;
    text-decoration: none;
}

.tfe-meta-item a:hover {
    color: var(--accent-primary);
}

/* Note field: align label to top, value in italics */
.tfe-meta-item.tfe-meta-note {
    align-items: start;
}

.tfe-note-value {
    font-style: italic;
}

/* Synopsis paragraph */
.tfe-synopsis-text {
    font-size: var(--step--1);
    line-height: 1.7;
    color: var(--text-primary);
    margin: 0;
}

/* PDF fallback download link */
.tfe-pdf-fallback {
    font-size: var(--step--1);
    margin: var(--space-3xs) 0 0;
}

/* Audio player */
.tfe-audio {
    width: 100%;
    margin: 0;
    display: block;
}

/* Download-only files */
.tfe-download-file {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-s) var(--space-m);
    background: var(--bg-secondary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius);
    flex-wrap: wrap;
}

.tfe-download-link {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: var(--step--1);
    font-weight: 500;
    color: var(--text-primary);
    text-decoration: none;
    word-break: break-all;
}

.tfe-download-link:hover {
    color: var(--accent-primary);
    text-decoration: none;
}

.tfe-download-icon {
    font-size: 1.3rem;
    line-height: 1;
    flex-shrink: 0;
}

.tfe-download-size {
    font-size: var(--step--2);
    color: var(--text-tertiary);
    margin-left: auto;
}

.tfe-pdf-fallback a {
    color: var(--text-primary);
    text-decoration: none;
}

.tfe-pdf-fallback a:hover {
    color: var(--accent-primary);
}

/* "Not available" and "no files" notices */
.tfe-restricted,
.tfe-no-files {
    font-size: var(--step--1);
    color: var(--text-secondary);
    font-style: italic;
    padding: var(--space-s) 0;
    margin: 0;
}

/* ============================================================
   RESTRICTED ACCESS UI
   ============================================================ */
.tfe-restricted-access {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: var(--space-m);
    display: flex;
    flex-direction: column;
    gap: var(--space-m);
}

.tfe-restricted-message {
    font-size: var(--step--1);
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
}

.tfe-restricted-message strong {
    color: var(--text-primary);
    display: block;
    margin-bottom: var(--space-3xs);
    font-size: var(--step-0);
}

.tfe-access-request-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-s);
}

.tfe-access-request-form .form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-3xs);
}

.tfe-access-request-form label {
    font-size: var(--step--1);
    font-weight: 400;
    color: var(--text-primary);
}

.tfe-access-request-form input[type="email"],
.tfe-access-request-form textarea {
    padding: var(--space-2xs) var(--space-3xs);
}

.tfe-btn-request-access {
    /* deprecated alias for .btn--primary; kept for backward-compat */
    margin-top: var(--space-3xs);
}

.tfe-btn-request-access:hover:not(:disabled) {
    /* handled by .btn--primary */
}

.tfe-btn-request-access:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.tfe-access-message {
    font-size: var(--step--1);
    padding: var(--space-2xs);
    border-radius: var(--radius);
    margin-top: var(--space-3xs);
}

.tfe-access-success {
    background: #f0fff4;
    border: 1px solid #48bb78;
    color: #22543d;
}

.tfe-access-error {
    background: #fff5f5;
    border: 1px solid #fc8181;
    color: #742a2a;
}

.tfe-access-request-form input.input-error {
    border-color: #fc8181;
    outline-color: #fc8181;
}

/* Responsive */
@media (max-width: 900px) {
    .tfe-content-row {
        grid-template-columns: 1fr;
        gap: var(--space-l);
    }

    .tfe-file-item {
        flex: 1 1 100%;
    }

    .tfe-title {
        font-size: var(--step-2);
    }
}

@media (max-width: 600px) {
    .tfe-main {
        padding: var(--space-m) var(--space-s) var(--space-l);
    }

    .tfe-title {
        font-size: var(--step-1);
    }
}