/* Noterook - Base Stylesheet
   Tumblr-like layout. Clean, readable. Posts take up majority of screen width. */

/* === Reset === */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* === Variables === */
/* Palette derived from the Noterook raven logo */
:root {
    --bg: #1a1d2e;
    --bg-surface: #1e2235;
    --bg-elevated: #2a2d4a;
    --bg-input: #12141f;
    --text: #e0e2e8;
    --text-muted: #8a8f9e;
    --text-dim: #5a5f72;
    --accent: #6b7094;
    --accent-hover: #8388a8;
    --accent-dim: rgba(107, 112, 148, 0.15);
    --border: #2e3148;
    --border-light: #252838;
    --error: #e74c3c;
    --success: #2ecc71;
    --warning: #f39c12;
    --radius: 8px;
    --radius-sm: 4px;
    --max-width: 680px;
    --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

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

/* === Header === */
.site-header {
    background: var(--bg-surface);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0.75rem 1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text);
    letter-spacing: -0.5px;
}
.logo:hover {
    color: var(--accent);
    text-decoration: none;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

.nav-links a {
    color: var(--text-muted);
    font-size: 0.875rem;
}
.nav-links a:hover {
    color: var(--text);
    text-decoration: none;
}
.nav-logout-form {
    display: inline;
    margin: 0;
    padding: 0;
}
.nav-logout {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 0.875rem;
    font-family: var(--font);
    cursor: pointer;
    padding: 0;
}
.nav-logout:hover {
    color: var(--text);
}

/* === Main Content === */
.main-content {
    flex: 1;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 2rem 1rem;
    width: 100%;
}

/* === Messages === */
.messages-container {
    margin-bottom: 1.5rem;
}
.message {
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm);
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
}
.message-success { background: rgba(46, 204, 113, 0.15); border-left: 3px solid var(--success); }
.message-error { background: rgba(231, 76, 60, 0.15); border-left: 3px solid var(--error); }
.message-warning { background: rgba(243, 156, 18, 0.15); border-left: 3px solid var(--warning); }
.message-info { background: var(--accent-dim); border-left: 3px solid var(--accent); }

/* === Buttons === */
.btn-primary, .btn-primary-sm {
    display: inline-block;
    background: var(--accent);
    color: #fff;
    padding: 0.6rem 1.5rem;
    border-radius: var(--radius);
    border: none;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.15s;
}
.btn-primary:hover, .btn-primary-sm:hover {
    background: var(--accent-hover);
    text-decoration: none;
    color: #fff;
}
.btn-primary-sm {
    padding: 0.35rem 0.9rem;
    font-size: 0.8rem;
}

.btn-secondary {
    display: inline-block;
    background: transparent;
    color: var(--text-muted);
    padding: 0.6rem 1.5rem;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    font-size: 0.9rem;
    cursor: pointer;
    transition: border-color 0.15s, color 0.15s;
}
.btn-secondary:hover {
    border-color: var(--accent);
    color: var(--text);
    text-decoration: none;
}

/* === Auth Forms === */
.auth-container {
    max-width: 400px;
    margin: 2rem auto;
}

.auth-container h2 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.auth-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.form-group label {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-muted);
}

.form-group input,
.form-group textarea,
.form-group select {
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text);
    padding: 0.6rem 0.75rem;
    font-size: 0.9rem;
    font-family: var(--font);
    transition: border-color 0.15s;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--accent);
}

.help-text {
    font-size: 0.75rem;
    color: var(--text-dim);
}

.error-text {
    font-size: 0.75rem;
    color: var(--error);
}

.auth-alt {
    text-align: center;
    margin-top: 1.5rem;
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* === Settings === */
.settings-container {
    max-width: 500px;
    margin: 0 auto;
}
.settings-container h2 {
    margin-bottom: 1.5rem;
}
.settings-account-info {
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}
.settings-static-value {
    color: var(--text);
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.badge-verified {
    font-size: 0.75rem;
    color: var(--accent);
    border: 1px solid var(--accent);
    border-radius: 999px;
    padding: 0.1rem 0.5rem;
}
.badge-unverified {
    font-size: 0.75rem;
    color: var(--text-dim);
    border: 1px solid var(--border);
    border-radius: 999px;
    padding: 0.1rem 0.5rem;
}
.settings-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}
.avatar-preview {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
    margin-top: 0.5rem;
    border: 2px solid var(--border);
}

/* === Landing === */
.landing-hero {
    text-align: center;
    padding: 4rem 0 3rem;
}
.landing-hero h1 {
    font-size: 2.5rem;
    font-weight: 600;
    letter-spacing: -1px;
    margin-bottom: 1rem;
}
.landing-subtitle {
    font-size: 1.1rem;
    color: var(--text-muted);
    max-width: 500px;
    margin: 0 auto 2rem;
    line-height: 1.7;
}
.landing-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.landing-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    padding: 2rem 0;
    border-top: 1px solid var(--border);
}
.feature h3 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
    color: var(--accent);
}
.feature p {
    font-size: 0.875rem;
    color: var(--text-muted);
    line-height: 1.6;
}

/* === Book === */
.book-container {
    max-width: var(--max-width);
    margin: 0 auto;
}

.book-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}
.book-avatar {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--border);
}
.book-username {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Follow button */
.btn-follow {
    padding: 0.4rem 1.25rem;
    font-size: 0.85rem;
    font-weight: 600;
    border: 2px solid var(--accent);
    border-radius: 20px;
    background: var(--accent);
    color: #fff;
    cursor: pointer;
    transition: all 0.15s ease;
    white-space: nowrap;
    align-self: center;
    min-width: 100px;
    text-align: center;
}
.btn-follow:hover {
    background: var(--accent-hover, #4a8ac2);
    border-color: var(--accent-hover, #4a8ac2);
}
.btn-follow:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}
.btn-follow--following {
    background: transparent;
    color: var(--accent);
}
.btn-follow--following:hover {
    background: transparent;
}
.btn-follow--unfollow {
    border-color: #c0392b;
    color: #c0392b;
    background: transparent;
}
.btn-follow--unfollow:hover {
    background: rgba(192, 57, 43, 0.1);
}

.book-empty {
    text-align: center;
    padding: 4rem 1rem;
    color: var(--text-muted);
}
.book-empty h3 {
    font-size: 1.25rem;
    color: var(--text);
    margin-bottom: 0.75rem;
}
.book-empty-hint {
    font-size: 0.8rem;
    color: var(--text-dim);
    margin-top: 1rem;
}

/* === Composer === */
.composer {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem;
    margin-bottom: 2rem;
}
.composer-textarea {
    width: 100%;
    min-height: 100px;
    max-height: 400px;
    resize: vertical;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text);
    padding: 0.75rem;
    font-size: 0.95rem;
    font-family: var(--font);
    line-height: 1.6;
}
.composer-textarea:focus {
    outline: none;
    border-color: var(--accent);
}
.composer-preview {
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 0.75rem;
    min-height: 100px;
    line-height: 1.7;
    font-size: 0.95rem;
}
.composer-controls {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-top: 0.75rem;
}
.composer-tags-input {
    flex: 1;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text);
    padding: 0.5rem 0.75rem;
    font-size: 0.85rem;
    font-family: var(--font);
}
.composer-tags-input:focus {
    outline: none;
    border-color: var(--accent);
}
.composer-buttons {
    display: flex;
    gap: 0.5rem;
}
.composer-btn {
    padding: 0.45rem 1rem;
    font-size: 0.85rem;
}
.composer-char-count {
    font-size: 0.7rem;
    color: var(--text-dim);
    margin-top: 0.4rem;
    text-align: right;
}
.composer-char-warning {
    color: var(--warning);
}

/* === Post === */
.post-card {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem;
    margin-bottom: 1.25rem;
}
.post-author {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}
.post-author-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
}
.post-avatar-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-elevated);
    color: var(--text-muted);
    font-weight: 600;
    font-size: 0.85rem;
}
.post-author-name {
    font-weight: 500;
    font-size: 0.9rem;
}
.post-timestamp {
    font-size: 0.75rem;
    color: var(--text-dim);
    margin-left: auto;
}
.post-body {
    line-height: 1.7;
    font-size: 0.95rem;
    overflow: hidden;
    overflow-wrap: break-word;
}
.post-body img {
    max-width: 100%;
    height: auto;
}
.post-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1rem;
}
.post-tag {
    font-size: 0.75rem;
    color: var(--text-muted);
    background: var(--accent-dim);
    padding: 0.2rem 0.6rem;
    border-radius: 999px;
}
/* Post collapse / read more */
.post-body-collapsed {
    max-height: 400px;
    overflow: hidden;
    position: relative;
    mask-image: linear-gradient(to bottom, #000 60%, transparent 100%);
    -webkit-mask-image: linear-gradient(to bottom, #000 60%, transparent 100%);
}
.post-read-more {
    display: block;
    background: none;
    border: none;
    color: var(--accent);
    font-size: 0.85rem;
    cursor: pointer;
    padding: 0.4rem 0;
    font-family: var(--font);
}
.post-read-more:hover {
    color: var(--accent-hover);
    text-decoration: underline;
}
.post-verified {
    color: var(--success);
    font-size: 0.8rem;
    margin-left: 0.25rem;
}
.post-unverified {
    color: var(--text-dim);
    font-size: 0.8rem;
    margin-left: 0.25rem;
}
.post-actions {
    display: flex;
    gap: 0.75rem;
    margin-top: 0.75rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--border-light);
}
.post-action-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 0.8rem;
    cursor: pointer;
    padding: 0.25rem 0;
}
.post-action-btn:hover {
    color: var(--accent);
}
.post-action-delete:hover {
    color: var(--error);
}
.post-action-success {
    color: var(--success) !important;
}

/* === Chain / Additions (Tumblr reblog style) === */
.chain-post .chain-original {
    /* Original post content */
}
.chain-stapled-badge {
    font-size: 0.7rem;
    color: var(--text-dim);
    background: var(--accent-dim);
    padding: 0.1rem 0.4rem;
    border-radius: 999px;
    margin-left: 0.25rem;
}
.chain-author-link {
    color: var(--text);
    font-weight: 500;
    font-size: 0.9rem;
}
.chain-author-link:hover {
    color: var(--accent);
    text-decoration: none;
}
.chain-additions {
    margin-top: 0.75rem;
    border-left: 2px solid var(--border);
    padding-left: 1rem;
}
.chain-addition {
    padding: 0.5rem 0;
}
.chain-addition + .chain-addition {
    border-top: 1px solid var(--border-light);
}
.chain-addition-header {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    margin-bottom: 0.35rem;
    font-size: 0.85rem;
}
.chain-addition-author {
    font-weight: 500;
    color: var(--text);
}
.chain-addition-author:hover {
    color: var(--accent);
    text-decoration: none;
}
.chain-addition-label {
    color: var(--text-dim);
    font-size: 0.8rem;
}
.chain-addition-time {
    color: var(--text-dim);
    font-size: 0.7rem;
    margin-left: auto;
}
.chain-addition-body {
    line-height: 1.6;
    font-size: 0.9rem;
}
.chain-addition-delete {
    background: none;
    border: none;
    color: var(--text-dim);
    font-size: 1rem;
    cursor: pointer;
    padding: 0 0.25rem;
    line-height: 1;
}
.chain-addition-delete:hover {
    color: var(--error);
}

/* Addition inline form */
.chain-addition-form {
    margin-top: 0.75rem;
    padding: 0.75rem;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
}
.chain-addition-textarea {
    width: 100%;
    min-height: 60px;
    max-height: 200px;
    resize: vertical;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text);
    padding: 0.5rem;
    font-size: 0.9rem;
    font-family: var(--font);
    line-height: 1.5;
}
.chain-addition-textarea:focus {
    outline: none;
    border-color: var(--accent);
}
.chain-addition-form-controls {
    display: flex;
    gap: 0.5rem;
    margin-top: 0.5rem;
    justify-content: flex-end;
}
.chain-addition-cancel {
    padding: 0.3rem 0.75rem;
    font-size: 0.8rem;
}

/* === Book Toolbar (export/import, storage) === */
.book-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border);
}

.book-toolbar {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-shrink: 0;
}

.btn-sm {
    padding: 0.3rem 0.75rem;
    font-size: 0.8rem;
}

.btn-file {
    cursor: pointer;
}

.storage-indicator {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.75rem;
    color: var(--text-dim);
    padding: 0.3rem 0.6rem;
    background: var(--bg-input);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-light);
}
.storage-icon {
    color: var(--success);
    font-size: 0.5rem;
}

/* === Offline Banner === */
.offline-banner {
    background: rgba(243, 156, 18, 0.15);
    border: 1px solid var(--warning);
    border-radius: var(--radius-sm);
    color: var(--warning);
    padding: 0.6rem 1rem;
    font-size: 0.85rem;
    margin-bottom: 1rem;
    text-align: center;
}

.verify-banner {
    background: rgba(52, 152, 219, 0.15);
    border: 1px solid var(--accent);
    border-radius: var(--radius-sm);
    color: var(--accent);
    padding: 0.6rem 1rem;
    font-size: 0.85rem;
    margin-bottom: 1rem;
    text-align: center;
}

.verify-banner .btn-link {
    background: none;
    border: none;
    color: var(--accent);
    text-decoration: underline;
    cursor: pointer;
    font-size: 0.85rem;
    padding: 0;
}

/* === Import Status === */
.import-status {
    padding: 0.6rem 1rem;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    margin-bottom: 1rem;
}
.import-status-success { background: rgba(46, 204, 113, 0.15); color: var(--success); border: 1px solid var(--success); }
.import-status-error { background: rgba(231, 76, 60, 0.15); color: var(--error); border: 1px solid var(--error); }
.import-status-info { background: var(--accent-dim); color: var(--accent); border: 1px solid var(--accent); }

/* === How It Works Section (Landing) === */
.landing-how {
    padding: 2.5rem 0;
    border-top: 1px solid var(--border);
}
.landing-how h2 {
    text-align: center;
    font-size: 1.5rem;
    margin-bottom: 2rem;
    color: var(--text);
}
.how-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
}
.how-step {
    text-align: center;
}
.how-step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    background: var(--accent);
    color: #fff;
    border-radius: 50%;
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 0.75rem;
}
.how-step h4 {
    font-size: 0.95rem;
    margin-bottom: 0.4rem;
    color: var(--text);
}
.how-step p {
    font-size: 0.85rem;
    color: var(--text-muted);
    line-height: 1.5;
}

/* === Privacy Callout (Landing) === */
.landing-privacy {
    padding: 2rem;
    margin: 2rem 0;
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    text-align: center;
}
.landing-privacy h3 {
    font-size: 1.1rem;
    margin-bottom: 0.75rem;
    color: var(--accent);
}
.landing-privacy p {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.6;
    max-width: 480px;
    margin: 0 auto;
}

/* === Feed === */
.feed-container {
    max-width: var(--max-width);
    margin: 0 auto;
}
.feed-header {
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border);
}
.feed-header h2 {
    font-size: 1.5rem;
}
.feed-post {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem;
    margin-bottom: 1.25rem;
}
.feed-post-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}
.feed-post-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
}
.feed-avatar-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-elevated);
    color: var(--text-muted);
    font-weight: 600;
    font-size: 0.85rem;
}
.feed-post-author {
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--text);
}
.feed-post-author:hover {
    color: var(--accent);
    text-decoration: none;
}
.feed-post-time {
    font-size: 0.75rem;
    color: var(--text-dim);
    margin-left: auto;
}
.feed-post-body {
    line-height: 1.7;
    font-size: 0.95rem;
    overflow: hidden;
    overflow-wrap: break-word;
}
.feed-post-body img {
    max-width: 100%;
    height: auto;
}
.feed-post-body p:last-child { margin-bottom: 0; }
.feed-post-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1rem;
}
.feed-tag {
    font-size: 0.75rem;
    color: var(--text-muted);
    background: var(--accent-dim);
    padding: 0.2rem 0.6rem;
    border-radius: 999px;
}
.feed-empty, .feed-error {
    text-align: center;
    padding: 4rem 1rem;
    color: var(--text-muted);
}
.feed-empty p:first-child, .feed-error {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}
.feed-loading {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--text-dim);
}

/* === Everyone === */
.everyone-container {
    max-width: var(--max-width);
    margin: 0 auto;
}
.everyone-header {
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border);
}
.everyone-header h2 {
    font-size: 1.5rem;
}
.everyone-subtitle {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-top: 0.25rem;
}
.load-more-pagination {
    text-align: center;
    padding: 1.5rem 0;
}

/* === Search === */
.search-container-wide {
    max-width: 960px;
    margin: 0 auto;
}
.search-top-bar {
    display: flex;
    gap: 2rem;
    align-items: flex-start;
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border);
}
.search-top-left {
    flex: 1;
    min-width: 0;
}
.search-top-left h2 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}
.search-top-trending {
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border);
}
.search-masonry {
    columns: 2;
    column-gap: 1.25rem;
}
.search-masonry .post-card {
    break-inside: avoid;
    margin-bottom: 1.25rem;
}

/* === Tag Search Components === */
.tag-search-wrapper {
    margin-bottom: 1.5rem;
    position: relative;
}
.tag-search-input-wrapper {
    display: flex;
    gap: 0.5rem;
}
.tag-search-input {
    flex: 1;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text);
    padding: 0.6rem 0.75rem;
    font-size: 0.9rem;
    font-family: var(--font);
}
.tag-search-input:focus {
    outline: none;
    border-color: var(--accent);
}
.tag-search-btn {
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: var(--radius-sm);
    padding: 0.6rem 1.25rem;
    font-size: 0.9rem;
    cursor: pointer;
    white-space: nowrap;
}
.tag-search-btn:hover {
    background: var(--accent-hover);
}

/* Autocomplete dropdown */
.tag-autocomplete-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    margin-top: 0.25rem;
    z-index: 50;
    max-height: 200px;
    overflow-y: auto;
}
.tag-autocomplete-item {
    padding: 0.5rem 0.75rem;
    font-size: 0.85rem;
    color: var(--text);
    cursor: pointer;
}
.tag-autocomplete-item:hover {
    background: var(--accent-dim);
}

/* Search results */
.tag-search-empty {
    text-align: center;
    padding: 2rem 1rem;
    color: var(--text-muted);
}
.tag-search-header {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
}
.tag-search-results {
    display: grid;
    gap: 0.75rem;
}
.tag-search-card {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
}
.tag-search-card-link {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 1rem;
    color: var(--text);
    text-decoration: none;
}
.tag-search-card-link:hover {
    background: var(--accent-dim);
    text-decoration: none;
    color: var(--text);
}
.tag-search-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
}
.tag-search-avatar-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-elevated);
    color: var(--text-muted);
    font-weight: 600;
    font-size: 1.1rem;
}
.tag-search-card-info {
    flex: 1;
    min-width: 0;
}
.tag-search-card-name {
    font-weight: 500;
    font-size: 0.9rem;
}
.tag-search-card-username {
    font-size: 0.8rem;
    color: var(--text-muted);
}
.tag-search-card-bio {
    font-size: 0.8rem;
    color: var(--text-dim);
    margin-top: 0.25rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.tag-search-card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    margin-top: 0.5rem;
}
.tag-search-tag {
    font-size: 0.7rem;
    color: var(--accent);
    background: var(--accent-dim);
    padding: 0.15rem 0.5rem;
    border-radius: 999px;
}

/* Trending sidebar */
.trending-empty {
    color: var(--text-dim);
    font-size: 0.85rem;
}
.trending-header {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
}
.trending-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}
.trending-item {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.3rem 0.65rem;
    border-radius: 999px;
    cursor: pointer;
    font-size: 0.85rem;
    background: var(--bg-surface);
    border: 1px solid var(--border);
}
.trending-item:hover {
    background: var(--accent-dim);
}
.trending-tag {
    color: var(--accent);
}
.trending-count {
    color: var(--text-dim);
    font-size: 0.75rem;
}

/* === Age Gate === */
.age-gate {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 2rem;
}
.age-gate-card {
    max-width: 440px;
    width: 100%;
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 3rem 2rem;
    text-align: center;
}
.age-gate-card h1 {
    font-size: 2rem;
    letter-spacing: -1px;
    margin-bottom: 1.5rem;
}
.age-gate-warning {
    font-size: 1.1rem;
    color: var(--warning);
    font-weight: 600;
    margin-bottom: 1rem;
}
.age-gate-text {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 1rem;
}
.age-gate-enter {
    width: 100%;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    margin-top: 0.5rem;
}
.age-gate-leave {
    display: inline-block;
    margin-top: 1rem;
    color: var(--text-dim);
    font-size: 0.85rem;
}

/* === Static Pages === */
.page-container {
    max-width: var(--max-width);
    margin: 0 auto;
}
.page-container h1 {
    font-size: 1.75rem;
    margin-bottom: 0.5rem;
}
.page-container h2 {
    font-size: 1.25rem;
    margin-top: 2rem;
    margin-bottom: 0.75rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border);
    color: var(--text);
}
.page-container h3 {
    font-size: 1.05rem;
    margin-top: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--text);
}
.page-container p {
    line-height: 1.7;
    margin-bottom: 0.75rem;
    color: var(--text-muted);
}
.page-container ul {
    margin: 0.5rem 0 1rem 1.25rem;
    color: var(--text-muted);
}
.page-container li {
    margin-bottom: 0.4rem;
    line-height: 1.6;
}
.page-container code {
    background: var(--bg-input);
    padding: 0.15rem 0.4rem;
    border-radius: var(--radius-sm);
    font-size: 0.85em;
}
.page-meta {
    font-size: 0.8rem;
    color: var(--text-dim);
    margin-bottom: 1.5rem;
}

/* Policy / Rule Cards */
.policy-card {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem;
    margin-bottom: 1.25rem;
}
.policy-card h3 {
    margin-top: 0;
    margin-bottom: 0.75rem;
    border-bottom: none;
    padding-bottom: 0;
}
.policy-card-success {
    border-left: 3px solid var(--success);
}
.policy-card-success h3 { color: var(--success); }
.policy-card-warning {
    border-left: 3px solid var(--warning);
}
.policy-card-warning h3 { color: var(--warning); }
.policy-card-info {
    border-left: 3px solid var(--accent);
}
.policy-card-info h3 { color: var(--accent); }

.rule-section {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem;
    margin-bottom: 1.25rem;
}
.rule-section-critical {
    border-left: 3px solid var(--error);
}

/* Signup Checkboxes */
.form-group-checkbox {
    margin-top: 0.5rem;
}
.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: var(--text-muted);
    cursor: pointer;
    line-height: 1.5;
}
.checkbox-label input[type="checkbox"] {
    margin-top: 0.2rem;
    flex-shrink: 0;
}
.checkbox-label a {
    color: var(--accent);
}

/* === Footer === */
.footer-links {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-bottom: 0.75rem;
}
.footer-links a {
    color: var(--text-dim);
    font-size: 0.8rem;
}
.footer-links a:hover {
    color: var(--text-muted);
}
.site-footer {
    text-align: center;
    padding: 2rem 1rem;
    color: var(--text-dim);
    font-size: 0.8rem;
    border-top: 1px solid var(--border);
    margin-top: auto;
}

/* === Mobile === */
@media (max-width: 600px) {
    .landing-hero h1 { font-size: 1.75rem; }
    .landing-subtitle { font-size: 0.95rem; }
    .landing-features { grid-template-columns: 1fr; }
    .how-steps { grid-template-columns: 1fr; }
    .main-content { padding: 1.5rem 0.75rem; }

    /* Book header stacks vertically on mobile */
    .book-header { flex-direction: column; align-items: stretch; }
    .book-toolbar { justify-content: flex-end; }

    /* Composer controls stack on mobile */
    .composer-controls { flex-direction: column; gap: 0.5rem; }
    .composer-tags-input { width: 100%; }
    .composer-buttons { justify-content: flex-end; }

    /* Post actions wrap on mobile */
    .post-actions { flex-wrap: wrap; }

    /* Nav links compact on mobile */
    .nav-links { gap: 0.75rem; }
    .nav-links a { font-size: 0.8rem; }

    /* Landing CTA stacks */
    .landing-cta { flex-direction: column; align-items: center; }
    .landing-cta .btn-primary,
    .landing-cta .btn-secondary { width: 100%; max-width: 280px; text-align: center; }

    /* Auth forms full width */
    .auth-container { max-width: 100%; }

    /* Chain additions tighter on mobile */
    .chain-additions { padding-left: 0.5rem; }

    /* Search layout stacks on mobile */
    .search-top-bar { flex-direction: column; }
    .search-top-trending { width: 100%; }
    .search-masonry { columns: 1; }
    .tag-search-results { grid-template-columns: 1fr; }

    /* Nav wraps */
    .nav-links { flex-wrap: wrap; }
}

/* Touch target size for mobile */
@media (pointer: coarse) {
    .post-action-btn { min-height: 44px; min-width: 44px; display: inline-flex; align-items: center; }
    .btn-sm { min-height: 36px; }
    .nav-links a { min-height: 44px; display: inline-flex; align-items: center; }
}