/* ======================================================
   SOCIALHUB - FACEBOOK.COM CLONE HOME PAGE
   ======================================================
   Faithful facebook.com look: #f0f2f5 page bg, 56px white
   topbar with "f" logo + search pill + center nav tabs +
   gray circular right icons, left text menu, single-column
   feed (stories circles + composer + posts), right contacts.
   Loaded on index.html, profile.html, messages.html,
   search.html and user-profile.html (after style.css,
   before premium.css).
   ====================================================== */

/* ---------- PAGE ---------- */

body {
    background: #f0f2f5;
    padding: 0;
}

.dash-app {
    max-width: none;
    margin: 0 auto;
    background: #f0f2f5;
    min-height: 100vh;
}

/* ---------- TOP NAV (Facebook style) ---------- */

.topbar {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 0 16px;
    height: 56px;
    background: #ffffff;
    border-bottom: 1px solid #e4e6eb;
    position: sticky;
    top: 0;
    z-index: 999;
}

/* T+R combined logo (Facebook size) */

.logo {
    width: 40px;
    height: 40px;
    flex-shrink: 0;
    border-radius: 8px;
    background: linear-gradient(135deg, #1877f2, #405de6);
    position: relative;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(24, 119, 242, 0.35);
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo::after {
    content: "TR";
    font-size: 21px;
    font-weight: 800;
    font-family: Arial, Helvetica, sans-serif;
    color: #fff;
    line-height: 1;
    letter-spacing: -2px;
    transform: translateY(-1px);
}

/* Search pill */

.search-box {
    flex: 0 1 240px;
    background: #f0f2f5;
    border: none;
    border-radius: 50px;
    padding: 0 12px;
    height: 40px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.search-box span {
    color: #65676b;
}

.search-box input {
    background: transparent;
    border: none;
    outline: none;
    font-size: 15px;
    color: #050505;
    width: 100%;
}

/* ---------- CENTER NAV (Facebook tabs) ---------- */

.fb-center-nav {
    flex: 1;
    display: flex;
    align-items: stretch;
    justify-content: center;
    gap: 4px;
    max-width: 600px;
    margin: 0 auto;
    height: 100%;
}

.fb-nav-btn {
    position: relative;
    flex: 1;
    min-width: 60px;
    max-width: 120px;
    border: none;
    background: transparent;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.15s;
}

.fb-nav-btn:hover {
    background: #f0f2f5;
}

.fb-nav-btn i {
    font-size: 20px;
    color: #65676b;
    transition: color 0.15s;
}

.fb-nav-btn:hover i {
    color: #050505;
}

.fb-nav-btn.active i {
    color: #1877f2;
}

.fb-nav-btn.active::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: -1px;
    height: 3px;
    background: #1877f2;
    border-radius: 3px 3px 0 0;
}

/* ---------- TOP ICONS (Facebook gray circles) ---------- */

.top-icons {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-left: 8px;
}

.top-icons button {
    width: 40px;
    height: 40px;
    border: none;
    border-radius: 50%;
    background: #e4e6eb;
    color: #050505;
    font-size: 16px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    transition: background 0.15s;
}

.top-icons button:hover {
    background: #d8dadf;
}

.top-icons button i {
    font-size: 18px;
}

.top-icons .profile-mini {
    background: #e4e6eb;
    border-radius: 50%;
    overflow: hidden;
    margin-left: 4px;
}

.top-icons .profile-mini::before {
    content: "👤";
    font-size: 22px;
}

.top-icons .profile-mini img {
    position: absolute;
    inset: 0;
    z-index: 1;
}

.top-icons .socialhub-notif-badge {
    top: 4px;
    right: 4px;
    font-size: 10px;
    min-width: 16px;
    height: 16px;
    line-height: 16px;
}

/* ---------- MAIN GRID (Facebook 3 columns) ---------- */

.main-container {
    display: grid;
    grid-template-columns: 340px minmax(0, 1fr) 340px;
    gap: 0;
    max-width: 1380px;
    margin: 0 auto;
    padding: 16px 0 32px;
    align-items: start;
}

/* ---------- LEFT SIDEBAR (text menu rows) ---------- */

.left-sidebar {
    display: flex;
    flex-direction: column;
    gap: 2px;
    background: transparent;
    border: none;
    border-radius: 0;
    padding: 12px 16px;
    position: sticky;
    top: 72px;
    box-shadow: none;
    height: calc(100vh - 88px);
    overflow-y: auto;
}

.sidebar-profile {
    flex-direction: row;
    gap: 12px;
    padding: 6px 8px;
    cursor: pointer;
    margin-bottom: 4px;
    align-items: center;
    border-radius: 8px;
}

.sidebar-profile:hover {
    background: #e4e6eb;
}

.sidebar-avatar {
    width: 36px;
    height: 36px;
    font-size: 17px;
    border: none;
    overflow: hidden;
    flex-shrink: 0;
    border-radius: 50%;
}

.sidebar-profile strong {
    display: block;
    font-size: 15px;
    font-weight: 600;
    color: #050505;
}

.sidebar-profile small {
    display: block;
    font-size: 12.5px;
    color: #65676b;
}

.sidebar-menu {
    display: flex;
    flex-direction: column;
    gap: 2px;
    width: 100%;
    align-items: stretch;
    margin-top: 4px;
}

.sidebar-menu button {
    width: 100%;
    height: auto;
    border-radius: 8px;
    background: transparent;
    border: none;
    color: #050505;
    font-size: 15px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 9px 8px;
    transition: background 0.15s;
    position: relative;
    justify-content: flex-start;
}

.sidebar-menu button:hover {
    background: #e4e6eb;
}

.sidebar-menu button i {
    font-size: 19px;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #d8dadf;
    border-radius: 50%;
    color: #050505;
}

.sidebar-menu button span {
    display: inline;
    font-weight: 600;
}

.sidebar-menu button .socialhub-notif-badge {
    top: 8px;
    right: 8px;
}

.sidebar-logout {
    margin-top: 10px;
    width: 100%;
    height: auto;
    border-radius: 8px;
    background: transparent;
    border: none;
    color: #050505;
    font-size: 15px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 9px 8px;
    justify-content: flex-start;
}

.sidebar-logout i {
    font-size: 19px;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f0d8d8;
    border-radius: 50%;
    color: #f02849;
}

.sidebar-logout span {
    display: inline;
    font-weight: 600;
}

.sidebar-logout:hover {
    background: #e4e6eb;
}

/* ---------- CENTER FEED (single column, FB width) ---------- */

.feed {
    max-width: 680px;
    margin: 0 auto;
    width: 100%;
    min-width: 0;
}

.feed-main {
    margin-bottom: 16px;
}

/* ---------- STORIES STRIP (FB circles with gradient ring) ---------- */

.feed > .socialhub-stories {
    display: flex;
    gap: 14px;
    padding: 8px 0 12px;
    overflow-x: auto;
    margin-bottom: 4px;
    background: transparent;
    border: none;
    border-radius: 0;
    box-shadow: none;
}

.feed > .socialhub-stories::before {
    content: none;
}

.feed > .socialhub-stories .socialhub-story {
    flex: 0 0 auto;
    width: 76px;
    text-align: center;
    cursor: pointer;
}

/* The circle (inline avatar photo is replaced by the avatar div) */

.feed > .socialhub-stories .socialhub-story-ring {
    width: 76px;
    height: 76px;
    border-radius: 50%;
    background: #ffffff !important;
    position: relative;
    display: block;
    box-shadow: none;
    margin: 0 auto;
    background-size: cover;
    background-position: center;
}

/* Gradient ring */

.feed > .socialhub-stories .socialhub-story-ring::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background: conic-gradient(
        from 210deg,
        #f7b928,
        #e1306c,
        #833ab4,
        #405de6,
        #f7b928
    );
}

/* Inner white padding */

.feed > .socialhub-stories .socialhub-story-ring::after {
    content: "";
    position: absolute;
    inset: 3px;
    border-radius: 50%;
    background: #ffffff;
}

/* Avatar in the middle */

.feed > .socialhub-stories .socialhub-story-avatar {
    position: absolute;
    inset: 7px;
    width: auto;
    height: auto;
    border: none;
    background: #e4e6eb;
    overflow: hidden;
    border-radius: 50%;
    font-size: 26px;
    z-index: 2;
    margin: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.feed > .socialhub-stories .socialhub-story-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
}

/* Name under the circle */

.feed > .socialhub-stories .socialhub-story-name {
    position: static;
    display: block;
    margin-top: 8px;
    font-size: 12px;
    font-weight: 600;
    color: #050505;
    text-shadow: none;
    text-align: center;
    max-width: 76px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* "+" button (my story / add story) */

.feed > .socialhub-stories .socialhub-story-add {
    position: absolute;
    right: 0;
    bottom: 0;
    width: 26px;
    height: 26px;
    background: #1877f2;
    color: #fff;
    border-radius: 50%;
    border: 3px solid #ffffff;
    font-size: 15px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 3;
    transform: none;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

/* ---------- COMPOSER (Facebook card) ---------- */

.create-post {
    background: #ffffff;
    border: none;
    border-radius: 8px;
    padding: 12px 16px 8px;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.15);
    margin-bottom: 0;
}

.create-post-top {
    display: flex;
    align-items: center;
    gap: 8px;
}

.create-post-top .avatar {
    width: 40px;
    height: 40px;
    flex-shrink: 0;
    overflow: hidden;
    border: none;
    border-radius: 50%;
}

.create-post-top input {
    height: 40px;
    background: #f0f2f5;
    border: none;
    border-radius: 20px;
    padding: 0 16px;
    font-size: 15px;
    outline: none;
    color: #050505;
    width: 100%;
}

.create-post-top input::placeholder {
    color: #65676b;
}

.create-post-top input:hover {
    background: #e4e6eb;
}

.create-post-top input:focus {
    background: #f0f2f5;
}

/* Facebook action row */

.create-post-actions {
    display: flex;
    align-items: center;
    gap: 2px;
    margin-top: 10px;
    padding-top: 8px;
    border-top: 1px solid #e4e6eb;
    flex-wrap: wrap;
}

.create-post-actions button {
    border: none;
    background: transparent;
    color: #65676b;
    border-radius: 8px;
    padding: 9px 6px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    flex: 1;
    justify-content: center;
    transition: background 0.15s;
    white-space: nowrap;
}

.create-post-actions button:hover {
    background: #f0f2f5;
}

.create-post-actions .cp-emoji {
    font-size: 20px;
    line-height: 1;
}

.create-post-actions .post-btn {
    margin-left: auto;
    background: #1877f2;
    color: #ffffff;
    font-weight: 700;
    font-size: 14px;
    border-radius: 6px;
    padding: 9px 22px;
    flex: none;
}

.create-post-actions .post-btn:hover {
    background: #166fe5;
}

.create-post-actions .post-tool {
    color: #65676b;
    font-weight: 600;
    font-size: 14px;
    padding: 9px 10px;
}

/* ---------- POST CARDS (Facebook style) ---------- */

#posts {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.post {
    background: #ffffff;
    border: none;
    border-radius: 8px;
    padding: 16px;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.15);
}

.post-header {
    display: flex;
    align-items: center;
    gap: 10px;
    position: relative;
}

.post-header .avatar {
    width: 40px;
    height: 40px;
    overflow: hidden;
    border: none;
    border-radius: 50%;
    cursor: pointer;
}

.post-header h3 {
    font-size: 15px;
    font-weight: 600;
    color: #050505;
    cursor: pointer;
}

.post-header h3:hover {
    text-decoration: underline;
}

.post-header small {
    font-size: 13px;
    color: #65676b;
}

.post-text {
    font-size: 15px;
    line-height: 1.5;
    color: #050505;
    margin: 10px 0;
}

.post-stats {
    display: flex;
    justify-content: space-between;
    font-size: 14px;
    color: #65676b;
}

.post-actions {
    border-top: 1px solid #e4e6eb;
    border-bottom: 1px solid #e4e6eb;
    margin: 6px 0 10px;
    padding: 2px 0;
    display: flex;
}

.post-actions button {
    background: transparent;
    border: none;
    color: #65676b;
    font-weight: 600;
    font-size: 14.5px;
    border-radius: 6px;
    padding: 9px 8px;
    cursor: pointer;
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    position: relative;
}

.post-actions button:hover {
    background: #f0f2f5;
}

.post-actions button i {
    font-size: 17px;
}

.post-actions button.liked {
    color: #1877f2;
}

/* ---------- RIGHT SIDEBAR (Facebook contacts) ---------- */

.right-sidebar {
    display: flex;
    flex-direction: column;
    gap: 0;
    padding: 12px 16px;
    background: transparent;
    border: none;
    border-radius: 0;
    position: sticky;
    top: 72px;
    height: calc(100vh - 88px);
    overflow-y: auto;
    box-shadow: none;
}

/* Section titles (Contacts / Last Chats) */

.socialhub-contacts .dash-label,
.socialhub-chats-widget .dash-label {
    display: block;
    font-size: 17px;
    font-weight: 600;
    letter-spacing: normal;
    text-transform: none;
    color: #65676b;
    margin: 4px 8px 8px;
}

/* Contacts list */

.socialhub-friends-widget {
    background: transparent;
    border: none;
    border-radius: 0;
    padding: 0;
    box-shadow: none;
}

.socialhub-friend-row {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 7px 8px;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.15s;
}

.socialhub-friend-row:hover {
    background: #e4e6eb;
}

.socialhub-friend-avatar {
    position: relative;
    width: 36px;
    height: 36px;
    flex-shrink: 0;
    border-radius: 50%;
    overflow: hidden;
    background: #d8dadf;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
}

.socialhub-friend-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.socialhub-friend-avatar::after {
    content: "";
    position: absolute;
    right: -1px;
    bottom: -1px;
    width: 11px;
    height: 11px;
    background: #d5d9e0;
    border-radius: 50%;
    border: 2px solid #fff;
}

.socialhub-friend-avatar.online::after {
    background: #31a24c;
}

.socialhub-friend-info {
    flex: 1;
    min-width: 0;
}

.socialhub-friend-info strong {
    display: block;
    font-size: 14.5px;
    font-weight: 500;
    color: #050505;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.socialhub-friend-info small {
    display: none;
}

.socialhub-friend-chat {
    width: 32px;
    height: 32px;
    border: none;
    border-radius: 50%;
    background: transparent;
    color: #65676b;
    font-size: 15px;
    cursor: pointer;
    flex-shrink: 0;
}

.socialhub-friend-chat:hover {
    background: #f0f2f5;
    color: #1877f2;
}

/* Last chats */

.socialhub-chats-widget {
    display: flex;
    flex-direction: column;
    gap: 2px;
    margin-top: 12px;
}

.socialhub-chat-card {
    background: transparent;
    border: none;
    border-radius: 8px;
    padding: 7px 8px;
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    box-shadow: none;
    transition: background 0.15s;
}

.socialhub-chat-card:hover {
    background: #e4e6eb;
    transform: none;
}

.socialhub-chat-card:nth-child(odd),
.socialhub-chat-card:nth-child(even) {
    transform: none;
}

.socialhub-chat-avatar {
    width: 36px;
    height: 36px;
    flex-shrink: 0;
    border-radius: 50%;
    overflow: hidden;
    background: #d8dadf;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
}

.socialhub-chat-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.socialhub-chat-main {
    flex: 1;
    min-width: 0;
}

.socialhub-chat-main strong {
    display: block;
    font-size: 14.5px;
    font-weight: 500;
    color: #050505;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.socialhub-chat-main span {
    display: block;
    font-size: 13px;
    color: #65676b;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.socialhub-chat-side {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 3px;
}

.socialhub-chat-time {
    font-size: 12px;
    color: #65676b;
}

.socialhub-chat-msg-icon {
    width: 26px;
    height: 26px;
    border-radius: 50%;
    background: #e7f3ff;
    color: #1877f2;
    font-size: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Bot assistant card */

.socialhub-bot-card {
    background: #ffffff;
    border: none;
    border-radius: 8px;
    padding: 12px 16px;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.15);
    margin-top: 16px;
}

.socialhub-bot-head {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 8px;
}

.socialhub-bot-icon {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: #e7f3ff;
    color: #1877f2;
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.socialhub-bot-head strong {
    display: block;
    font-size: 14.5px;
    font-weight: 600;
    color: #050505;
}

.socialhub-bot-head span {
    font-size: 12.5px;
    color: #65676b;
}

.socialhub-bot-chart {
    width: 100%;
    height: 46px;
    display: block;
}

/* ---------- DARK MODE (Facebook dark) ---------- */

body.dark-mode {
    background: #18191a;
}

body.dark-mode .dash-app {
    background: #18191a;
}

body.dark-mode .topbar {
    background: #242526;
    border-bottom-color: #3a3b3c;
}

body.dark-mode .logo {
    background: #1877f2;
}

body.dark-mode .search-box,
body.dark-mode .create-post-top input {
    background: #3a3b3c;
    color: #e4e6eb;
}

body.dark-mode .search-box input {
    color: #e4e6eb;
}

body.dark-mode .search-box span {
    color: #b0b3b8;
}

body.dark-mode .fb-nav-btn:hover {
    background: #3a3b3c;
}

body.dark-mode .fb-nav-btn i {
    color: #b0b3b8;
}

body.dark-mode .fb-nav-btn:hover i {
    color: #e4e6eb;
}

body.dark-mode .fb-nav-btn.active i {
    color: #1877f2;
}

body.dark-mode .fb-nav-btn.active::after {
    background: #1877f2;
}

body.dark-mode .top-icons button {
    background: #3a3b3c;
    color: #e4e6eb;
}

body.dark-mode .top-icons button:hover {
    background: #4e4f50;
}

body.dark-mode .sidebar-profile:hover,
body.dark-mode .sidebar-menu button:hover,
body.dark-mode .sidebar-logout:hover,
body.dark-mode .socialhub-friend-row:hover,
body.dark-mode .socialhub-chat-card:hover {
    background: #3a3b3c;
}

body.dark-mode .sidebar-profile strong,
body.dark-mode .sidebar-menu button,
body.dark-mode .sidebar-menu button span,
body.dark-mode .sidebar-logout span,
body.dark-mode .post-header h3,
body.dark-mode .post-text,
body.dark-mode .socialhub-friend-info strong,
body.dark-mode .socialhub-chat-main strong,
body.dark-mode .socialhub-bot-head strong,
body.dark-mode .feed > .socialhub-stories .socialhub-story-name {
    color: #e4e6eb;
}

body.dark-mode .sidebar-menu button i {
    background: #3a3b3c;
    color: #e4e6eb;
}

body.dark-mode .sidebar-profile small,
body.dark-mode .post-header small,
body.dark-mode .post-stats,
body.dark-mode .post-actions button,
body.dark-mode .create-post-actions button,
body.dark-mode .create-post-actions .post-tool,
body.dark-mode .socialhub-chat-main span,
body.dark-mode .socialhub-chat-time,
body.dark-mode .socialhub-bot-head span,
body.dark-mode .socialhub-contacts .dash-label,
body.dark-mode .socialhub-chats-widget .dash-label {
    color: #b0b3b8;
}

body.dark-mode .create-post,
body.dark-mode .post,
body.dark-mode .socialhub-bot-card {
    background: #242526;
}

body.dark-mode .post-actions {
    border-top-color: #3a3b3c;
    border-bottom-color: #3a3b3c;
}

body.dark-mode .create-post-actions {
    border-top-color: #3a3b3c;
}

body.dark-mode .post-actions button:hover,
body.dark-mode .create-post-actions button:hover,
body.dark-mode .socialhub-friend-chat:hover {
    background: #3a3b3c;
}

body.dark-mode .feed > .socialhub-stories .socialhub-story-ring {
    background: #242526 !important;
}

body.dark-mode .feed > .socialhub-stories .socialhub-story-ring::after {
    background: #242526;
}

body.dark-mode .feed > .socialhub-stories .socialhub-story-avatar {
    background: #3a3b3c;
}

body.dark-mode .feed > .socialhub-stories .socialhub-story-add {
    border-color: #242526;
}

body.dark-mode .socialhub-friend-avatar::after {
    border-color: #18191a;
}

/* ---------- RESPONSIVE ---------- */

@media (max-width: 1150px) {

    .main-container {
        grid-template-columns: minmax(0, 1fr);
        padding: 0 12px 24px;
    }

    .left-sidebar,
    .right-sidebar {
        display: none;
    }

    .feed {
        max-width: 680px;
    }

    .fb-center-nav {
        max-width: 460px;
    }
}

@media (max-width: 860px) {

    .search-box {
        display: none;
    }

    .fb-center-nav {
        max-width: 360px;
    }

    .fb-nav-btn {
        min-width: 44px;
    }
}

@media (max-width: 600px) {

    .topbar {
        padding: 0 8px;
        gap: 6px;
    }

    .fb-nav-btn {
        min-width: 36px;
    }

    .top-icons {
        gap: 4px;
    }

    .top-icons button {
        width: 36px;
        height: 36px;
        font-size: 14px;
    }

    .top-icons button:nth-child(2),
    .top-icons button:nth-child(3) {
        display: none;
    }

    .feed > .socialhub-stories {
        gap: 10px;
    }

    .feed > .socialhub-stories .socialhub-story {
        width: 68px;
    }

    .feed > .socialhub-stories .socialhub-story-ring {
        width: 68px;
        height: 68px;
    }
}


/* ======================================================
   ANIMATIONS
   ====================================================== */

/* ---------- PAGE FADE IN ---------- */

@keyframes socialhubBodyIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

body {
    animation: socialhubBodyIn 0.3s ease;
}


/* ---------- TOPBAR SLIDE DOWN ---------- */

@keyframes socialhubTopbarIn {
    from {
        opacity: 0;
        transform: translateY(-16px);
    }

    to {
        opacity: 1;
        transform: none;
    }
}

.topbar {
    animation: socialhubTopbarIn 0.45s ease backwards;
}


/* ---------- GENERIC FADE UP ---------- */

@keyframes socialhubFadeUp {
    from {
        opacity: 0;
        transform: translateY(18px);
    }

    to {
        opacity: 1;
        transform: none;
    }
}


/* ---------- SIDEBARS + FEED ENTRANCE ---------- */

.sidebar {
    animation: socialhubFadeUp 0.5s ease backwards;
}

.sidebar.left-sidebar {
    animation-delay: 0.08s;
}

.sidebar.right-sidebar {
    animation-delay: 0.16s;
}

.feed > * {
    animation: socialhubFadeUp 0.5s ease backwards;
}

.feed > *:nth-child(1) {
    animation-delay: 0.06s;
}

.feed > *:nth-child(2) {
    animation-delay: 0.14s;
}

.feed > *:nth-child(3) {
    animation-delay: 0.22s;
}


/* ---------- RIGHT SIDEBAR WIDGETS ---------- */

.sidebar.right-sidebar > * {
    animation: socialhubFadeUp 0.5s ease backwards;
}

.sidebar.right-sidebar > *:nth-child(1) {
    animation-delay: 0.2s;
}

.sidebar.right-sidebar > *:nth-child(2) {
    animation-delay: 0.3s;
}

.sidebar.right-sidebar > *:nth-child(3) {
    animation-delay: 0.4s;
}


/* ---------- CENTER NAV ACTIVE UNDERLINE ---------- */

@keyframes socialhubNavIn {
    from {
        transform: scaleX(0);
    }

    to {
        transform: scaleX(1);
    }
}

.fb-nav-btn.active::after {
    transform-origin: left;

    animation: socialhubNavIn 0.3s ease;
}

.fb-nav-btn i {
    transition: transform 0.15s ease;
}

.fb-nav-btn:hover i {
    transform: translateY(-1px);
}


/* ---------- TOP ICONS MICRO LIFT ---------- */

.top-icons button {
    transition:
        transform 0.2s ease,
        background 0.15s;
}

.top-icons button:hover {
    transform: translateY(-2px);
}

.top-icons .profile-mini {
    transition: transform 0.2s ease;
}

.top-icons .profile-mini:hover {
    transform: translateY(-2px);
}


/* ---------- STORY ADD BUTTON PULSE ---------- */

@keyframes socialhubStoryPulse {
    0% {
        box-shadow: 0 0 0 0 rgba(24, 119, 242, 0.45);
    }

    70% {
        box-shadow: 0 0 0 10px rgba(24, 119, 242, 0);
    }

    100% {
        box-shadow: 0 0 0 0 rgba(24, 119, 242, 0);
    }
}

.feed > .socialhub-stories .socialhub-story-add {
    animation: socialhubStoryPulse 2.4s ease infinite;
}


/* ---------- STORY RING HOVER ---------- */

.feed > .socialhub-stories .socialhub-story-ring {
    transition: transform 0.2s ease;
}

.feed > .socialhub-stories .socialhub-story:hover .socialhub-story-ring {
    transform: scale(1.05);
}


/* ---------- LIKE BUTTON POP ---------- */

@keyframes socialhubLikePop {
    0% {
        transform: scale(1);
    }

    40% {
        transform: scale(1.35) rotate(-10deg);
    }

    70% {
        transform: scale(0.92);
    }

    100% {
        transform: scale(1);
    }
}

.socialhub-like-btn.liked i {
    animation: socialhubLikePop 0.35s ease;
}

.socialhub-like-btn i {
    transition: transform 0.15s ease;
}

.socialhub-like-btn:hover i {
    transform: scale(1.15);
}


/* ---------- SAVE BUTTON POP ---------- */

@keyframes socialhubSavePop {
    0% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.3);
    }

    100% {
        transform: scale(1);
    }
}

.socialhub-save-btn.saved i {
    animation: socialhubSavePop 0.3s ease;
}


/* ---------- RESPECT REDUCED MOTION ---------- */

@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

}