/* ============================================
   Mood Social Network — Main Stylesheet
   mood.lsnn.net | Nexus Prime Ecosystem
   Stile ispirato a lsnn.net/public/user/feed/
   ============================================ */

/* ---------- CSS Variables (Nexus Design System) ---------- */
:root {
    --mood-primary: #6C5CE7;
    --mood-primary-dark: #5A4BD1;
    --mood-primary-light: #A29BFE;
    --mood-accent: #00CEC9;
    --mood-bg: #0D0D1A;
    --mood-bg-card: #15152A;
    --mood-bg-hover: #1E1E3A;
    --mood-text: #F0F0FF;
    --mood-text-muted: #8888AA;
    --mood-border: #2A2A4A;
    --mood-danger: #FF6B6B;
    --mood-success: #00B894;
    --mood-warning: #FDCB6E;
    --mood-boost: #E17055;
    --mood-radius: 12px;
    --mood-radius-sm: 8px;
    --mood-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
    --mood-transition: 0.2s ease;
    --mood-font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --mood-max-width: 680px;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--mood-font);
    background: var(--mood-bg);
    color: var(--mood-text);
    line-height: 1.6;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

a {
    color: var(--mood-primary-light);
    text-decoration: none;
    transition: color var(--mood-transition);
}

a:hover {
    color: var(--mood-primary);
}

img {
    max-width: 100%;
    height: auto;
}

/* ---------- Layout ---------- */
.mood-container {
    max-width: var(--mood-max-width);
    margin: 0 auto;
    padding: 16px;
}

.mood-sidebar {
    position: fixed;
    left: max(20px, calc((100vw - var(--mood-max-width)) / 2 - 240px));
    top: 80px;
    width: 200px;
    display: none;
}

.mood-rightbar {
    position: fixed;
    right: max(20px, calc((100vw - var(--mood-max-width)) / 2 - 240px));
    top: 80px;
    width: 200px;
    display: none;
}

@media (min-width: 1024px) {

    .mood-sidebar,
    .mood-rightbar {
        display: block;
    }
}

/* ---------- Navbar ---------- */
.mood-nav {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(13, 13, 26, 0.85);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--mood-border);
    padding: 12px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.mood-nav-brand {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--mood-primary-light);
    letter-spacing: -0.5px;
}

.mood-nav-links {
    display: flex;
    gap: 20px;
    align-items: center;
}

.mood-nav-links a {
    color: var(--mood-text-muted);
    font-size: 0.9rem;
    font-weight: 500;
    padding: 6px 12px;
    border-radius: var(--mood-radius-sm);
    transition: all var(--mood-transition);
}

.mood-nav-links a:hover,
.mood-nav-links a.active {
    color: var(--mood-text);
    background: var(--mood-bg-hover);
}

.mood-nav-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 2px solid var(--mood-primary);
    cursor: pointer;
}

/* ---------- Card (Post, Comment, Profile) ---------- */
.mood-card {
    background: var(--mood-bg-card);
    border: 1px solid var(--mood-border);
    border-radius: var(--mood-radius);
    padding: 20px;
    margin-bottom: 16px;
    box-shadow: var(--mood-shadow);
    transition: border-color var(--mood-transition);
}

.mood-card:hover {
    border-color: var(--mood-primary-dark);
}

/* ---------- Post Card ---------- */
.mood-post-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.mood-post-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 2px solid var(--mood-border);
    object-fit: cover;
}

.mood-post-user {
    flex: 1;
}

.mood-post-user .name {
    font-weight: 600;
    font-size: 0.95rem;
}

.mood-post-user .handle {
    font-size: 0.8rem;
    color: var(--mood-text-muted);
}

.mood-post-time {
    font-size: 0.75rem;
    color: var(--mood-text-muted);
}

.mood-post-body {
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 12px;
    word-break: break-word;
}

.mood-post-body .hashtag {
    color: var(--mood-primary);
    font-weight: 500;
}

.mood-post-body .mention {
    color: var(--mood-accent);
    font-weight: 500;
}

/* Post Media Grid */
.mood-post-media {
    border-radius: var(--mood-radius-sm);
    overflow: hidden;
    margin-bottom: 12px;
}

.mood-post-media.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4px;
}

.mood-post-media.grid-3 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: 4px;
}

.mood-post-media img,
.mood-post-media video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    max-height: 400px;
    cursor: pointer;
}

/* Embed Preview */
.mood-embed {
    border: 1px solid var(--mood-border);
    border-radius: var(--mood-radius-sm);
    overflow: hidden;
    margin-bottom: 12px;
}

.mood-embed img {
    width: 100%;
    height: 180px;
    object-fit: cover;
}

.mood-embed-info {
    padding: 12px;
}

.mood-embed-info .title {
    font-weight: 600;
    font-size: 0.9rem;
}

.mood-embed-info .domain {
    font-size: 0.75rem;
    color: var(--mood-text-muted);
}

/* ---------- Actions Bar ---------- */
.mood-actions {
    display: flex;
    gap: 24px;
    padding-top: 8px;
    border-top: 1px solid var(--mood-border);
}

.mood-action-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    background: none;
    border: none;
    color: var(--mood-text-muted);
    cursor: pointer;
    font-size: 0.85rem;
    padding: 4px 8px;
    border-radius: var(--mood-radius-sm);
    transition: all var(--mood-transition);
}

.mood-action-btn:hover {
    color: var(--mood-text);
    background: var(--mood-bg-hover);
}

.mood-action-btn.liked {
    color: var(--mood-danger);
}

.mood-action-btn.boosted {
    color: var(--mood-boost);
}

.mood-action-btn.saved {
    color: var(--mood-warning);
}

/* ---------- Create Post Box ---------- */
.mood-create-post {
    background: var(--mood-bg-card);
    border: 1px solid var(--mood-border);
    border-radius: var(--mood-radius);
    padding: 16px 20px;
    margin-bottom: 20px;
}

.mood-create-post .input-row {
    display: flex;
    align-items: center;
    gap: 12px;
}

.mood-create-post textarea {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--mood-text);
    font-size: 0.95rem;
    font-family: var(--mood-font);
    resize: none;
    outline: none;
    min-height: 48px;
    padding: 8px 0;
}

.mood-create-post textarea::placeholder {
    color: var(--mood-text-muted);
}

.mood-create-post .actions-row {
    display: flex;
    gap: 12px;
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--mood-border);
}

.mood-create-post .btn-icon {
    background: none;
    border: none;
    color: var(--mood-primary-light);
    cursor: pointer;
    font-size: 1.2rem;
    padding: 6px;
    border-radius: 50%;
    transition: all var(--mood-transition);
}

.mood-create-post .btn-icon:hover {
    background: var(--mood-bg-hover);
}

/* ---------- Buttons ---------- */
.mood-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: var(--mood-radius-sm);
    font-weight: 600;
    font-size: 0.9rem;
    border: none;
    cursor: pointer;
    transition: all var(--mood-transition);
    font-family: var(--mood-font);
}

.mood-btn-primary {
    background: var(--mood-primary);
    color: #fff;
}

.mood-btn-primary:hover {
    background: var(--mood-primary-dark);
    transform: translateY(-1px);
}

.mood-btn-outline {
    background: transparent;
    color: var(--mood-primary-light);
    border: 1px solid var(--mood-primary);
}

.mood-btn-outline:hover {
    background: var(--mood-primary);
    color: #fff;
}

.mood-btn-danger {
    background: var(--mood-danger);
    color: #fff;
}

.mood-btn-sm {
    padding: 6px 14px;
    font-size: 0.8rem;
}

/* ---------- Comments ---------- */
.mood-comment {
    padding: 12px 0;
    border-bottom: 1px solid var(--mood-border);
}

.mood-comment:last-child {
    border-bottom: none;
}

.mood-comment-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 4px;
}

.mood-comment-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
}

.mood-comment-body {
    font-size: 0.9rem;
    margin-left: 40px;
}

.mood-comment-time {
    font-size: 0.7rem;
    color: var(--mood-text-muted);
    margin-left: 40px;
    margin-top: 2px;
}

/* ---------- Profile Page ---------- */
.mood-profile-header {
    position: relative;
    margin-bottom: 20px;
}

.mood-profile-cover {
    width: 100%;
    height: 150px;
    background: linear-gradient(135deg, var(--mood-primary), var(--mood-accent));
    border-radius: var(--mood-radius);
}

.mood-profile-avatar {
    width: 88px;
    height: 88px;
    border-radius: 50%;
    border: 4px solid var(--mood-bg);
    margin-top: -44px;
    margin-left: 20px;
}

.mood-profile-info {
    padding: 8px 20px;
}

.mood-profile-info .name {
    font-size: 1.3rem;
    font-weight: 700;
}

.mood-profile-info .handle {
    color: var(--mood-text-muted);
    font-size: 0.9rem;
}

.mood-profile-info .bio {
    margin-top: 8px;
    font-size: 0.9rem;
}

.mood-profile-stats {
    display: flex;
    gap: 24px;
    margin-top: 12px;
}

.mood-profile-stats .stat {
    font-size: 0.85rem;
}

.mood-profile-stats .stat strong {
    font-size: 1.1rem;
}

/* ---------- Tabs ---------- */
.mood-tabs {
    display: flex;
    border-bottom: 1px solid var(--mood-border);
    margin-bottom: 16px;
}

.mood-tab {
    flex: 1;
    text-align: center;
    padding: 12px;
    color: var(--mood-text-muted);
    font-weight: 500;
    font-size: 0.9rem;
    border-bottom: 2px solid transparent;
    cursor: pointer;
    transition: all var(--mood-transition);
}

.mood-tab:hover {
    color: var(--mood-text);
}

.mood-tab.active {
    color: var(--mood-primary-light);
    border-bottom-color: var(--mood-primary);
}

/* ---------- Feed (stile LSNN) ---------- */
.feed {
    animation: fadeIn 0.3s ease;
}

.feed .public {
    display: flex;
    flex-direction: column;
}

.start-post {
    margin-bottom: 20px;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ---------- Notifications ---------- */
.mood-notification {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-bottom: 1px solid var(--mood-border);
}

.mood-notification.unread {
    background: rgba(108, 92, 231, 0.08);
}

.mood-notification-icon {
    font-size: 1.3rem;
    width: 36px;
    text-align: center;
}

.mood-notification-body {
    flex: 1;
    font-size: 0.9rem;
}

.mood-notification-time {
    font-size: 0.75rem;
    color: var(--mood-text-muted);
}

/* ---------- Hashtags trending ---------- */
.mood-trending {
    background: var(--mood-bg-card);
    border: 1px solid var(--mood-border);
    border-radius: var(--mood-radius);
    padding: 16px;
}

.mood-trending h3 {
    font-size: 1rem;
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--mood-border);
}

.mood-trending-item {
    padding: 6px 0;
    font-size: 0.85rem;
    color: var(--mood-text-muted);
    cursor: pointer;
    transition: color var(--mood-transition);
}

.mood-trending-item:hover {
    color: var(--mood-primary-light);
}

.mood-trending-item .count {
    font-size: 0.75rem;
    float: right;
}

/* ---------- Modal ---------- */
.mood-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.2s ease;
}

.mood-modal {
    background: var(--mood-bg-card);
    border: 1px solid var(--mood-border);
    border-radius: var(--mood-radius);
    max-width: 520px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
}

.mood-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--mood-border);
}

.mood-modal-close {
    background: none;
    border: none;
    color: var(--mood-text-muted);
    font-size: 1.5rem;
    cursor: pointer;
}

.mood-modal-body {
    padding: 20px;
}

/* ---------- Loading Spinner ---------- */
.mood-spinner {
    width: 32px;
    height: 32px;
    border: 3px solid var(--mood-border);
    border-top-color: var(--mood-primary);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
    margin: 20px auto;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* ---------- Toast ---------- */
.mood-toast {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: var(--mood-bg-card);
    border: 1px solid var(--mood-border);
    border-radius: var(--mood-radius-sm);
    padding: 12px 20px;
    color: var(--mood-text);
    font-size: 0.9rem;
    box-shadow: var(--mood-shadow);
    z-index: 300;
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ---------- Utility ---------- */
.text-muted {
    color: var(--mood-text-muted);
}

.text-center {
    text-align: center;
}

.mt-2 {
    margin-top: 8px;
}

.mt-4 {
    margin-top: 16px;
}

.mb-2 {
    margin-bottom: 8px;
}

.mb-4 {
    margin-bottom: 16px;
}

.hidden {
    display: none !important;
}

/* ===== Landing Page ===== */
.mood-landing {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 40px 20px;
    background: var(--mood-bg);
    color: var(--mood-text);
}

.mood-landing .logo svg {
    width: 64px;
    height: 64px;
    color: var(--mood-primary);
}

.mood-landing h1 {
    font-size: 2.4rem;
    font-weight: 800;
    letter-spacing: -1px;
    margin-bottom: 8px;
    background: linear-gradient(135deg, var(--mood-primary), var(--mood-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.mood-landing .tagline {
    color: var(--mood-text-muted);
    font-size: 1.1rem;
    max-width: 480px;
    margin-bottom: 32px;
}

.mood-landing .card {
    background: var(--mood-bg-card);
    border: 1px solid var(--mood-border);
    border-radius: var(--mood-radius);
    padding: 40px;
    max-width: -webkit-fill-available;
    width: 100%;
    box-shadow: var(--mood-shadow);
}

.mood-landing .form-group {
    margin-bottom: 16px;
    text-align: left;
}

.mood-landing .form-group label {
    display: block;
    font-size: 0.85rem;
    color: var(--mood-text-muted);
    margin-bottom: 4px;
}

.mood-landing .form-group input {
    width: 100%;
    padding: 12px 16px;
    background: var(--mood-bg);
    border: 1px solid var(--mood-border);
    border-radius: var(--mood-radius-sm);
    color: var(--mood-text);
    font-size: 0.95rem;
    outline: none;
    transition: border-color var(--mood-transition);
}

.mood-landing .form-group input:focus {
    border-color: var(--mood-primary);
}

.mood-landing .btn {
    width: 100%;
    padding: 14px;
    border: none;
    border-radius: var(--mood-radius-sm);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--mood-transition);
    margin-top: 8px;
}

.mood-landing .btn-primary {
    background: var(--mood-primary);
    color: #fff;
}

.mood-landing .btn-primary:hover {
    background: var(--mood-primary-dark);
    transform: translateY(-1px);
}

.mood-landing .switch {
    margin-top: 16px;
    font-size: 0.85rem;
    color: var(--mood-text-muted);
}

.mood-landing .switch a {
    color: var(--mood-primary);
    text-decoration: none;
    font-weight: 500;
}

.mood-landing .api-links {
    margin-top: 40px;
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    justify-content: center;
}

.mood-landing .api-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--mood-bg-card);
    border: 1px solid var(--mood-border);
    border-radius: var(--mood-radius-sm);
    padding: 6px 14px;
    font-size: 0.8rem;
    color: var(--mood-text-muted);
    text-decoration: none;
    transition: all var(--mood-transition);
}

.mood-landing .api-link:hover {
    border-color: var(--mood-primary);
    color: var(--mood-text);
}

.mood-landing .form-error {
    color: var(--mood-danger);
    font-size: 0.85rem;
    margin-top: 12px;
}

.mood-landing .sso-buttons {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 12px;
}

.mood-landing .btn-sso {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px;
    border-radius: var(--mood-radius-sm);
    font-weight: 600;
    font-size: 0.9rem;
    border: 1px solid var(--mood-border);
    background: transparent;
    color: var(--mood-text-muted);
    cursor: pointer;
    text-decoration: none;
    transition: all var(--mood-transition);
}

.mood-landing .btn-sso:hover {
    border-color: var(--mood-primary);
    color: var(--mood-text);
}