/* Reset e Variáveis */
:root {
    /* Dark Mode Palette */
    --primary-color: #818cf8;
    --primary-hover: #6366f1;
    --bg-color: #111827;
    --card-bg: #1f2937;
    --text-primary: #f9fafb;
    --text-secondary: #9ca3af;
    --border-color: #374151;
    --input-bg: #374151;
    --border-radius: 12px;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.5), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
}

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

body {
    font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
    padding-bottom: 40px;
}

/* Layout Principal */
.app-container {
    display: flex;
    min-height: 100vh;
}

/* Sidebar Fixa */
.sidebar {
    width: 320px;
    background: var(--card-bg);
    padding: 20px;
    border-right: 1px solid var(--border-color);
    position: fixed;
    height: 100vh;
    overflow-y: auto;
    left: 0;
    top: 0;
    z-index: 100;
}

.sidebar header {
    text-align: left;
    margin-bottom: 20px;
}

.sidebar-title {
    display: flex;
    align-items: center;
    gap: 10px;
}

.sidebar-title span {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.sidebar-logo {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    object-fit: cover;
}

.sidebar header p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* Main Content */
.main-content {
    flex: 1;
    padding: 20px 40px;
    margin-left: 300px; /* Largura da sidebar */
    width: calc(100% - 300px);
}

/* Search Bar */
.search-bar-container {
    position: sticky;
    top: 0;
    z-index: 100;
    background-color: var(--bg-color);
    padding: 10px 0 20px 0;
    margin-bottom: 20px;
}

/* Unified Search Controls */
.search-controls {
    display: flex;
    justify-content: center;
    max-width: 800px;
    margin: 0 auto;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 25px;
    padding: 2px; /* Espaço para borda */
    transition: all 0.2s;
}

.search-controls:focus-within {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(129, 140, 248, 0.2);
}

.search-input-wrapper {
    position: relative;
    flex: 1;
}

.search-icon {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
}

#searchInput {
    width: 100%;
    padding: 12px 10px 12px 45px;
    background-color: transparent;
    border: none;
    border-right: 1px solid var(--border-color);
    border-radius: 25px 0 0 25px;
    color: var(--text-primary);
    font-size: 1rem;
}

#searchInput:focus {
    outline: none;
    box-shadow: none;
}

.search-style-select {
    padding: 12px 20px;
    background-color: transparent;
    border: none;
    border-radius: 0 25px 25px 0;
    color: var(--text-primary);
    font-size: 0.95rem;
    cursor: pointer;
    min-width: 180px;
    outline: none;
}

.search-style-select:focus {
    background-color: rgba(255, 255, 255, 0.05);
}

.search-style-select option {
    background-color: var(--card-bg);
    color: var(--text-primary);
}

/* Style Select in Upload Form */
.style-select {
    width: 100%;
    padding: 12px;
    background-color: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 0.95rem;
    transition: all 0.2s;
    cursor: pointer;
}

.style-select:focus {
    outline: none;
    border-color: var(--primary-color);
}

/* Card Style Tag */
.card-style {
    display: inline-block;
    background-color: rgba(129, 140, 248, 0.15);
    color: var(--primary-color);
    font-size: 0.75rem;
    font-weight: 600;
    padding: 4px 8px;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    align-self: flex-start; /* Ensure it doesn't stretch if we use flex-direction column */
}

/* Timeline Grid */
.timeline {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); 
    gap: 16px; /* Aumentado um pouco para respiro */
    padding-bottom: 40px;
    align-items: start; /* Impede que cards estiquem altura */
}

.card {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    display: flex;
    flex-direction: column;
    transition: transform 0.2s;
    color: var(--text-primary);
    text-decoration: none;
    position: relative;
    border: none;
    /* Força proporção 3:4 (retrato) para todos os cards */
    aspect-ratio: 3 / 4;
    width: 100%;
}

.card:hover {
    transform: translateY(-2px);
    text-decoration: none;
}

.card-image {
    width: 100%;
    height: 100%; /* Ocupa toda a altura do card */
    object-fit: cover; /* Corta o excesso para preencher */
    object-position: center; /* Centraliza o corte */
    cursor: pointer;
    transition: opacity 0.2s;
    display: block;
}

.card-image:hover {
    opacity: 0.9;
}

.card-content {
    padding: 0;
    position: absolute;
    bottom: 8px;
    left: 8px;
    background: transparent;
    pointer-events: none;
}

.card {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    display: flex;
    flex-direction: column;
    transition: transform 0.2s;
    color: var(--text-primary);
    text-decoration: none;
    position: relative;
    border: none;
}

.card-style {
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    color: white;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    display: inline-block;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.card-rating {
    /* Removed margin-top: auto to keep elements closer */
}

.card-prompt {
    font-size: 0.8rem;
    margin-bottom: 10px;
    max-height: 60px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
}

.card-meta {
    display: flex;
    flex-direction: column;
    gap: 4px;
    width: 100%;
}

.date {
    font-size: 0.7rem;
    color: var(--text-secondary);
}

.forum-timeline {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.forum-card {
    display: flex;
    gap: 12px;
    background: var(--card-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    padding: 12px 14px;
}

.forum-card-avatar {
    width: 40px;
    height: 40px;
    border-radius: 999px;
    background-color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    color: #ffffff;
    flex-shrink: 0;
}

.forum-card-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.forum-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
}

.forum-card-header-right {
    display: flex;
    align-items: center;
    gap: 6px;
}

.forum-card-user {
    font-weight: 600;
}

.forum-card-ai {
    font-size: 0.8rem;
    color: var(--primary-color);
    margin-left: 6px;
}

.forum-card-date {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.forum-card-body {
    font-size: 0.9rem;
    color: var(--text-primary);
    white-space: pre-wrap;
    text-align: left;
}

.forum-actions {
    display: flex;
    justify-content: space-around;
    align-items: center;
    border-top: 1px solid var(--border-color);
    padding: 8px 0;
    margin-top: 8px;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.forum-action {
    flex: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    background: transparent;
    border: none;
    padding: 6px 0;
    cursor: pointer;
    color: inherit;
}

.forum-action:hover {
    background-color: rgba(255, 255, 255, 0.04);
}

.forum-action-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.forum-action svg {
    width: 16px;
    height: 16px;
}

.forum-action-like-active {
    color: var(--primary-color);
}

.forum-card-menu-wrapper {
    position: relative;
}

.forum-card-menu-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 4px 6px;
    border-radius: 999px;
    font-size: 1.2rem;
    line-height: 1;
}

.forum-card-menu-btn:hover {
    background-color: rgba(255, 255, 255, 0.06);
}

.forum-card-menu {
    position: absolute;
    right: 0;
    top: 100%;
    margin-top: 4px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: var(--shadow);
    display: none;
    flex-direction: column;
    min-width: 140px;
    z-index: 20;
}

.forum-card-menu.open {
    display: flex;
}

.forum-card-menu-item {
    background: transparent;
    border: none;
    color: var(--text-primary);
    text-align: left;
    padding: 8px 10px;
    font-size: 0.85rem;
    cursor: pointer;
    width: 100%;
}

.forum-card-menu-item:hover {
    background-color: var(--input-bg);
}

.forum-card-menu-item-delete {
    color: #fca5a5;
}

.forum-comments {
    margin-top: 10px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    align-items: stretch;
    text-align: left;
}

.forum-comment {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    padding: 2px 0;
    text-align: left;
}

.forum-comment-avatar {
    width: 32px;
    height: 32px;
    border-radius: 999px;
    background-color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.85rem;
    color: #fff;
    flex-shrink: 0;
}

.forum-comment-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    text-align: left;
}

.forum-comment-bubble {
    display: block;
    width: 100%;
    max-width: 100%;
    margin: 0;
    background-color: var(--card-bg);
    border-radius: 16px;
    padding: 8px 12px;
    text-align: left;
}

.forum-comment-header {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 6px;
    margin-bottom: 2px;
}

.forum-comment-author {
    font-weight: 600;
    font-size: 0.9rem;
}

.forum-comment-body {
    font-size: 0.9rem;
    color: var(--text-primary);
    white-space: pre-wrap;
    text-align: left !important;
}

.forum-comment-meta {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: 4px;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.forum-comment-meta-dot {
    opacity: 0.7;
}

.forum-comment-date {
    font-size: 0.75rem;
}

.forum-comment-action {
    background: transparent;
    border: none;
    padding: 0;
    margin: 0;
    cursor: pointer;
    font-size: 0.75rem;
    color: inherit;
}

.forum-comment-action:hover {
    text-decoration: underline;
}

.forum-comment-replies-toggle {
    background: transparent;
    border: none;
    padding: 0;
    margin-top: 4px;
    cursor: pointer;
    font-size: 0.8rem;
    color: var(--primary-color);
}

.forum-comment-replies-toggle:hover {
    text-decoration: underline;
}

.forum-comment-replies {
    margin-left: 40px;
    margin-top: 4px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.forum-comment-form .form-group {
    margin-bottom: 8px;
}

.forum-comments-toggle {
    align-self: flex-start;
}

.forum-comment-menu-wrapper {
    position: relative;
    margin-left: 6px;
}

.forum-comment-menu-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 2px 4px;
    border-radius: 999px;
    font-size: 1.1rem;
    line-height: 1;
}

.forum-comment-menu-btn:hover {
    background-color: rgba(255, 255, 255, 0.06);
}

.forum-comment-menu {
    position: absolute;
    right: 0;
    top: 100%;
    margin-top: 4px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: var(--shadow);
    display: none;
    flex-direction: column;
    min-width: 120px;
    z-index: 30;
}

.forum-comment-menu.open {
    display: flex;
}

.forum-comment-menu-item {
    background: transparent;
    border: none;
    color: var(--text-primary);
    text-align: left;
    padding: 6px 10px;
    font-size: 0.8rem;
    cursor: pointer;
    width: 100%;
}

.forum-comment-menu-item:hover {
    background-color: var(--input-bg);
}

.forum-comment-menu-item-delete {
    color: #fca5a5;
}

.btn-secondary {
    background-color: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 8px 12px;
    font-size: 0.85rem;
    cursor: pointer;
}

.btn-secondary:hover {
    background-color: var(--input-bg);
}

/* Botões e Inputs */
.btn-primary {
    width: 100%;
    padding: 10px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 6px;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s;
    font-size: 0.95rem;
    text-align: center;
    text-decoration: none;
    display: inline-block;
}

.btn-primary:hover {
    background-color: var(--primary-hover);
}

.btn-primary:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.btn-copy {
    width: 100%;
    justify-content: center;
    font-size: 0.75rem;
    padding: 6px 8px;
    background-color: transparent;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: all 0.2s;
    color: var(--text-primary);
}

.btn-copy:hover {
    background-color: var(--input-bg);
    border-color: var(--text-secondary);
}

input[type="text"],
input[type="password"],
input[type="file"],
textarea {
    background-color: var(--input-bg);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 10px;
    width: 100%;
    font-family: inherit;
    font-size: 0.9rem;
}

textarea {
    resize: vertical;
}

input:focus,
textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(129, 140, 248, 0.2);
}

/* Formulário na Sidebar */
.upload-card {
    box-shadow: none;
    padding: 0;
    margin-bottom: 0;
}

.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
    font-size: 0.9rem;
}

.form-group textarea {
    height: 100px;
}

/* Custom File Input */
.file-input-wrapper {
    position: relative;
    width: 100%;
}

.file-input-hidden {
    display: none;
}

.file-input-label {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background-color: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 10px;
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.2s;
    width: 100%;
    font-size: 0.9rem;
}

.file-input-label:hover {
    border-color: var(--primary-color);
    background-color: rgba(129, 140, 248, 0.1);
}

.file-name {
    margin-top: 8px;
    font-size: 0.8rem;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Toast Notification */
.toast-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

@media (max-width: 768px) {
    .app-container {
        flex-direction: column;
        min-height: auto;
    }

    .sidebar {
        position: relative;
        width: 100%;
        height: auto;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
        padding: 16px;
    }

    .main-content {
        margin-left: 0;
        width: 100%;
        padding: 16px;
    }

    .forum-card {
        flex-direction: column;
        align-items: flex-start;
    }

    .forum-card-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 4px;
    }

    .forum-card-header-right {
        align-self: flex-start;
    }

    .forum-actions {
        flex-wrap: wrap;
        justify-content: space-between;
        gap: 4px;
        font-size: 0.8rem;
    }

    .forum-action {
        flex: 1 1 48%;
        justify-content: flex-start;
    }

    .forum-comment {
        align-items: flex-start;
    }

    .forum-comment-replies {
        margin-left: 24px;
    }

    .btn-primary,
    .btn-secondary {
        font-size: 0.85rem;
        padding: 8px 10px;
    }
}

.toast {
    background-color: var(--card-bg);
    color: var(--text-primary);
    padding: 12px 20px;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
    border-left: 4px solid var(--primary-color);
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 250px;
    animation: slideIn 0.3s ease-out forwards;
    opacity: 0;
    transform: translateX(100%);
}

.toast.success {
    border-left-color: #10b981;
}

.toast.error {
    border-left-color: #ef4444;
}

@keyframes slideIn {
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeOut {
    to {
        opacity: 0;
        transform: translateX(100%);
    }
}

/* Loading Indicator */
.loading-indicator {
    text-align: center;
    padding: 20px;
    color: var(--text-secondary);
    display: none;
    grid-column: 1 / -1;
}

.loading-indicator.active {
    display: block;
}

/* --- View Post Page --- */
.post-container {
    max-width: 800px;
    margin: 40px auto;
    padding: 20px;
    background: var(--card-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.post-image {
    width: 100%;
    max-height: 80vh;
    object-fit: contain;
    border-radius: var(--border-radius);
    margin-bottom: 20px;
    display: block;
    background-color: #000; /* Better for transparent images in dark mode */
}

.post-prompt {
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 20px;
    white-space: pre-wrap;
    background-color: var(--input-bg);
    color: var(--text-primary);
    padding: 15px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    max-height: 300px;
    overflow-y: auto;
}

/* Post View Style Tag */
.post-style-tag {
    display: inline-block;
    background-color: var(--primary-color);
    color: #ffffff;
    font-size: 0.9rem;
    font-weight: 600;
    padding: 6px 12px;
    border-radius: 6px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.post-header-info {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
    flex-wrap: wrap;
}

.rating-container {
    display: flex;
    align-items: center;
    gap: 10px;
    background-color: var(--input-bg);
    padding: 6px 12px;
    border-radius: 6px;
}

.post-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: 20px;
    border-top: 1px solid var(--border-color);
    padding-top: 20px;
}

.btn-back {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: var(--primary-color);
    font-weight: 500;
    margin-bottom: 20px;
}

.btn-back:hover {
    text-decoration: underline;
}

.post-actions {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.btn-copy-large {
    padding: 10px 20px;
    font-size: 1rem;
    background-color: var(--primary-color);
    color: #ffffff;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: background-color 0.2s;
}

.btn-copy-large:hover {
    background-color: var(--primary-hover);
}

/* --- Login Page --- */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background-color: var(--bg-color);
}

.login-card {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    width: 100%;
    max-width: 400px;
    text-align: center;
}

.login-card h1 {
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

.error-message {
    color: #ef4444;
    margin-bottom: 1rem;
    display: none;
    font-size: 0.9rem;
}

/* --- Admin Page --- */
.admin-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--card-bg);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.data-table th, .data-table td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
}

.data-table th {
    background-color: var(--input-bg);
    font-weight: 600;
    color: var(--text-primary);
}

.data-table img {
    width: 60px;
    height: 60px;
    object-fit: cover;
    border-radius: 4px;
}

.btn-danger {
    background-color: #ef4444;
    color: white;
    border: none;
    padding: 8px 12px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.85rem;
    text-decoration: none;
    display: inline-block;
}

.btn-danger:hover {
    background-color: #dc2626;
}

.prompt-cell {
    max-width: 400px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    display: block;
}

.empty-state {
    text-align: center;
    padding: 40px;
    color: var(--text-secondary);
}

/* Rating System */
.rating-container {
    display: flex;
    align-items: center;
    gap: 10px;
    background-color: var(--input-bg);
    padding: 6px 12px;
    border-radius: 6px;
}

.stars {
    display: flex;
    gap: 2px;
}

.star {
    font-size: 1rem;
    color: var(--text-secondary);
    cursor: pointer;
    transition: color 0.2s, transform 0.1s;
}

.star:hover {
    transform: scale(1.1);
}

.star.filled {
    color: #fbbf24; /* Amber-400 */
}

.rating-count {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* Share Buttons */
.share-actions {
    display: flex;
    gap: 15px;
    margin-top: 15px;
}

.btn-share {
    flex: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 500;
    color: white;
    font-size: 0.95rem;
    transition: filter 0.2s;
    border: none;
    cursor: pointer;
}

.btn-share:hover {
    filter: brightness(0.9);
}

.btn-whatsapp {
    background-color: #25D366;
}

.btn-facebook {
    background-color: #1877F2;
}

/* App Footer */
.app-footer {
    margin-top: 30px;
    padding: 20px 0;
    border-top: 1px solid var(--border-color);
    text-align: center;
    font-size: 0.85rem;
    color: var(--text-secondary);
    width: 100%;
}

.app-footer a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

.app-footer a:hover {
    text-decoration: underline;
}

.app-footer .heart {
    color: #ef4444;
}

/* Responsividade */
@media (max-width: 768px) {
    .app-container {
        flex-direction: column;
    }

    .app-footer {
        display: none;
    }

    .sidebar {
        position: relative;
        width: 100%;
        height: auto;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
        padding: 15px;
    }

    .main-content {
        margin-left: 0;
        width: 100%;
        padding: 15px;
    }
    
    .timeline {
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
        gap: 10px;
    }
}

@media (max-width: 768px) {
    .search-controls {
        flex-direction: column;
        border-radius: 12px;
    }

    #searchInput {
        border-right: none;
        border-bottom: 1px solid var(--border-color);
        border-radius: 12px 12px 0 0;
        width: 100%;
    }

    .search-style-select {
        width: 100%;
        border-radius: 0 0 12px 12px;
        border-left: none;
    }

    .post-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }

    .post-actions, .share-actions {
        flex-direction: column;
    }

    .post-header-info {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }

    .rating-container {
        width: 100%;
        justify-content: space-between;
    }
    
    .btn-copy-large, .btn-share {
        width: 100%;
        justify-content: center;
    }

    /* Admin Table Responsive */
    .admin-container {
        padding: 10px;
        overflow-x: auto;
    }
    
    .data-table {
        min-width: 600px; /* Force scroll on small screens */
    }

    /* Adjust Modal width */
    .modal-content {
        width: 95% !important;
        margin: 20% auto !important;
    }
    
    /* Post View Mobile */
    .post-container {
        margin: 10px auto;
        padding: 15px;
    }
    
    .post-content h2 {
        font-size: 1.2rem;
    }
    
    .post-prompt {
        font-size: 0.95rem;
        padding: 10px;
    }

    /* Upload Form Mobile Toggle */
    #toggleUploadBtn {
        display: flex !important;
        position: fixed;
        bottom: 20px;
        right: 20px;
        z-index: 1000;
        margin: 0 !important;
        width: auto !important;
        box-shadow: 0 4px 12px rgba(0,0,0,0.5);
        border-radius: 50px;
        padding: 12px 24px;
        font-size: 1rem;
        align-items: center;
        justify-content: center;
        animation: slideUp 0.3s ease-out;
    }
    
    @keyframes slideUp {
        from { transform: translateY(100px); opacity: 0; }
        to { transform: translateY(0); opacity: 1; }
    }

    #uploadSection {
        display: none;
        margin-top: 15px;
        padding-top: 15px;
        border-top: 1px solid var(--border-color);
    }

    #uploadSection.active {
        display: block;
        animation: slideDown 0.3s ease-out;
    }

    @keyframes slideDown {
        from { opacity: 0; transform: translateY(-10px); }
        to { opacity: 1; transform: translateY(0); }
    }
}

/* PWA Install Modal */
.pwa-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
    z-index: 1000;
    display: none; /* Hidden by default */
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.pwa-modal-overlay.active {
    display: flex;
    opacity: 1;
}

.pwa-modal {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 2rem;
    max-width: 400px;
    width: 90%;
    text-align: center;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.5), 0 10px 10px -5px rgba(0, 0, 0, 0.4);
    transform: scale(0.95);
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.pwa-modal-overlay.active .pwa-modal {
    transform: scale(1);
}

.pwa-modal-icon {
    width: 80px;
    height: 80px;
    border-radius: 20px;
    margin-bottom: 1.5rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
}

.pwa-modal h2 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-size: 1.5rem;
}

.pwa-modal p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.5;
}

.pwa-modal-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.btn-pwa-install {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
    flex: 1;
}

.btn-pwa-install:hover {
    background: var(--primary-hover);
}

.btn-pwa-cancel {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    flex: 1;
}

.btn-pwa-cancel:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
}