/* ================= ADMIN DASHBOARD STYLES =================
   Struttura:
   1.  Reset
   2.  Layout (wrapper, sidebar, main, header, content)
   3.  Bottoni
   4.  Form
   5.  Post list
   6.  Items / Empty state
   7.  Block Builder
   8.  Slider Block
   9.  Quill Editor
   10. TinyMCE
   11. Post Content
   12. Hamburger & Sidebar Overlay
   13. Loading
   14. Scrollbar
   15. Touch devices
   16. Responsive (768 / 480 / 360)
   ========================================================== */

/*  1. Reset  */
* {
    box-sizing: border-box;
}

body {
    margin: 0;
    padding: 0;
    background-color: #f5f5f5;
    font-family: 'Poppins', sans-serif;
}

/*  2. Layout  */

.admin-wrapper {
    display: flex;
    min-height: 100vh;
    background-color: #f5f5f5;
}

/* Sidebar */
.admin-sidebar {
    width: 260px;
    background: linear-gradient(135deg, #636750 0%, #1f2b1a 100%);
    color: var(--white);
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    left: 0;
    top: 0;
    box-shadow: 2px 0 10px rgba(0, 0, 0, 0.1);
    overflow-y: auto;
}

.sidebar-header {
    padding: 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.sidebar-header h2 {
    margin: 0 0 5px 0;
    font-size: 24px;
    font-weight: 700;
}

.sidebar-header p {
    margin: 0;
    font-size: 12px;
    opacity: 0.8;
}

.sidebar-nav {
    flex: 1;
    padding: 20px 0;
    display: flex;
    flex-direction: column;
}

.nav-item {
    padding: 15px 20px;
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 12px;
    transition: all 0.3s ease;
    border-left: 3px solid transparent;
    cursor: pointer;
}

.nav-item:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--white);
}

.nav-item.active {
    background-color: rgba(255, 255, 255, 0.2);
    color: var(--white);
    border-left-color: var(--white);
}

.nav-item i {
    width: 20px;
    text-align: center;
}

.sidebar-footer {
    padding: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
}

/* Main */
.admin-main {
    flex: 1;
    min-width: 0; /* fix flexbox overflow */
    margin-left: 260px;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

.admin-header {
    background: var(--white);
    padding: 20px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    border-bottom: 1px solid #e0e0e0;
    position: sticky;
    top: 0;
    z-index: 10;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 0;
}

.header-title h1 {
    margin: 0;
    color: #333;
    font-size: 28px;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.header-user {
    display: flex;
    align-items: center;
    gap: 15px;
    flex-shrink: 0;
}

.header-user span {
    color: #666;
    font-size: 14px;
    white-space: nowrap;
}

.avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: #454e3b;
    object-fit: cover;
    flex-shrink: 0;
}

.admin-content {
    flex: 1;
    padding: 30px;
    overflow-y: auto;
    overflow-x: hidden;
}

.content-section {
    display: none;
    animation: fadeIn 0.3s ease-in;
    max-width: 100%;
}

.content-section.active {
    display: block;
}

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

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    margin-bottom: 25px;
}

.section-header h2 {
    color: #333;
    margin: 0;
    font-size: 24px;
}

/*  3. Bottoni  */

.btn-primary {
    padding: 10px 20px;
    background: linear-gradient(135deg, #636750 0%, #1f2b1a 100%);
    color: var(--white);
    border: none;
    border-radius: 5px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    font-size: 14px;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(69, 78, 59, 0.4);
}

.btn-secondary {
    padding: 10px 20px;
    background-color: #f0f0f0;
    color: #333;
    border: 2px solid #e0e0e0;
    border-radius: 5px;
    cursor: pointer;
    font-weight: 600;
    font-size: 14px;
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background-color: #e8e8e8;
    border-color: #d0d0d0;
}

.btn-small {
    padding: 8px 12px;
    background-color: #454e3b;
    color: var(--white);
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.btn-small:hover {
    background-color: #636750;
    transform: translateY(-1px);
}

.btn-danger {
    background-color: #f44336;
}

.btn-danger:hover {
    background-color: #da190b;
}

.btn-logout {
    width: 100%;
    padding: 12px;
    background-color: rgba(255, 255, 255, 0.2);
    color: var(--white);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 5px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-logout:hover {
    background-color: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.5);
}

/*  4. Form  */

.form-container {
    background: var(--white);
    border-radius: 8px;
    padding: 25px;
    margin-bottom: 25px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    max-width: 100%;
    overflow-x: hidden;
}

.admin-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

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

.form-group label {
    color: #333;
    font-weight: 600;
    margin-bottom: 8px;
    font-size: 14px;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="file"],
.form-group textarea {
    width: 100%;
    max-width: 100%;
    padding: 12px;
    border: 2px solid #e0e0e0;
    border-radius: 5px;
    font-size: 14px;
    font-family: inherit;
    box-sizing: border-box;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-group input[type="text"]:focus,
.form-group input[type="email"]:focus,
.form-group input[type="file"]:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #454e3b;
    box-shadow: 0 0 0 3px rgba(69, 78, 59, 0.15);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-group small {
    color: #999;
    font-size: 12px;
    margin-top: 5px;
}

.image-preview {
    margin-top: 15px;
    text-align: center;
}

.image-preview img {
    max-width: 100%;
    max-height: 300px;
    border-radius: 8px;
}

.form-actions {
    display: flex;
    gap: 10px;
    padding-top: 10px;
    flex-wrap: wrap;
}

/*  5. Post list  */

.posts-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.post-card {
    background: var(--white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    display: grid;
    grid-template-columns: 150px 1fr auto;
    gap: 20px;
    padding: 15px;
    transition: box-shadow 0.3s ease;
}

.post-card:hover {
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.12);
}

.post-image {
    width: 150px;
    height: 150px;
    border-radius: 8px;
    overflow: hidden;
    flex-shrink: 0;
}

.post-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.post-content {
    min-width: 0; /* fix: testo non esce dal container flex */
}

.post-content h3 {
    margin: 0 0 10px 0;
    color: #333;
    font-size: 18px;
    word-break: break-word;
}

.post-content p {
    margin: 0 0 10px 0;
    color: #666;
    font-size: 14px;
    line-height: 1.5;
    word-break: break-word;
}

.post-content small {
    color: #999;
    font-size: 12px;
}

.post-actions {
    display: flex;
    flex-direction: column;
    gap: 8px;
    justify-content: center;
    flex-shrink: 0;
}

/*  6. Items / Empty state  */

.items-container {
    background: var(--white);
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    overflow: hidden;
    max-width: 100%;
}

.empty-state {
    padding: 40px;
    text-align: center;
    color: #999;
    font-size: 16px;
    margin: 0;
}

/*  8. Block Builder  */

.blocks-builder {
    display: flex;
    gap: 10px;
    margin-bottom: 15px;
    flex-wrap: wrap;
}

.btn-add-block {
    padding: 10px 15px;
    background-color: #454e3b;
    color: var(--white);
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: background-color 0.3s;
}

.btn-add-block:hover {
    background-color: #1f2b1a;
}

.blocks-container {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-top: 20px;
}

.block {
    border: 2px solid #ddd;
    border-radius: 8px;
    padding: 15px;
    background-color: #fafafa;
    max-width: 100%;
    overflow-x: hidden;
}

.block.block-text       { background-color: #f5f7ff; }
.block.block-image      { background-color: #f0f9ff; }
.block.block-text-image { background-color: #fff5f7; }

.block-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 8px;
    margin-bottom: 10px;
    padding-bottom: 10px;
    border-bottom: 1px solid #ddd;
}

.block-title {
    font-weight: 600;
    color: #454e3b;
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.block-controls {
    display: flex;
    gap: 6px;
    flex-shrink: 0;
}

.btn-move-block,
.btn-remove-block {
    padding: 5px 10px;
    background-color: #f0f0f0;
    border: 1px solid #ddd;
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
    transition: all 0.3s;
}

.btn-move-block:hover {
    background-color: #eee;
}

.btn-remove-block:hover {
    background-color: #fee;
    border-color: #c33;
    color: #c33;
}

.block-content {
    margin-top: 10px;
    max-width: 100%;
    overflow-x: hidden;
}

.block-content textarea {
    width: 100%;
    min-height: 120px;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-family: 'Poppins', sans-serif;
    font-size: 14px;
    resize: vertical;
    box-sizing: border-box;
}

.block-content input[type="file"] {
    margin: 10px 0;
    max-width: 100%;
}

.block-image-preview {
    max-width: 200px;
    max-height: 200px;
    margin-top: 10px;
    border-radius: 4px;
    display: none;
}

.block-image-preview.show {
    display: block;
}

.block-columns {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.block-columns > div {
    display: flex;
    flex-direction: column;
    min-width: 0; /* fix: figli non sfondano la colonna */
}

/*  9. Slider Block  */

.slider-input-container {
    padding: 15px;
    background: #f9f9f9;
    border-radius: 5px;
    margin: 10px 0;
}

.slider-input-container label {
    display: block;
    margin-bottom: 10px;
    font-weight: 500;
    color: #333;
}

.slider-input-container input[type="file"] {
    margin-bottom: 15px;
    max-width: 100%;
}

.slider-previews {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 10px;
}

.slider-preview-item {
    position: relative;
    border-radius: 4px;
    overflow: hidden;
    background: #ddd;
}

.slider-preview-item img {
    width: 100%;
    height: 120px;
    object-fit: cover;
    display: block;
}

.slider-preview-item .btn-remove-image {
    position: absolute;
    top: 5px;
    right: 5px;
    background-color: rgba(255, 0, 0, 0.8);
    color: var(--white);
    border: none;
    border-radius: 50%;
    width: 30px;
    height: 30px;
    font-size: 18px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.slider-preview-item:hover .btn-remove-image {
    opacity: 1;
}

.slider-preview-item .btn-remove-image:hover {
    background-color: rgba(255, 0, 0, 1);
}

/*  10. Quill Editor  */

.ql-container {
    font-family: 'Poppins', sans-serif;
    font-size: 14px;
    border-radius: 0 0 5px 5px;
    border: 1px solid #ddd;
    border-top: none;
    max-width: 100%;
}

.ql-editor {
    min-height: 200px;
    padding: 15px;
    word-break: break-word;
    overflow-wrap: break-word;
}

.ql-toolbar {
    border-radius: 5px 5px 0 0;
    border: 1px solid #ddd;
    background-color: #fafafa;
}

.ql-toolbar.ql-snow .ql-stroke                            { stroke: #454e3b; }
.ql-toolbar.ql-snow .ql-fill,
.ql-toolbar.ql-snow .ql-stroke.ql-fill                    { fill: #454e3b; }
.ql-toolbar.ql-snow button:hover .ql-stroke,
.ql-toolbar.ql-snow button:active .ql-stroke              { stroke: #1f2b1a; }
.ql-toolbar.ql-snow button:hover .ql-fill,
.ql-toolbar.ql-snow button:active .ql-fill                { fill: #1f2b1a; }
.ql-toolbar.ql-snow button.ql-active .ql-stroke           { stroke: #1f2b1a; }
.ql-toolbar.ql-snow button.ql-active .ql-fill             { fill: #1f2b1a; }

/*  11. TinyMCE  */

.tox.tox-tinymce {
    border: 1px solid #ddd !important;
    border-radius: 5px !important;
}

/*  12. Post Content (anteprima nell'editor)  */

.post-text {
    font-family: 'Poppins', sans-serif;
    font-size: 16px;
    line-height: 1.8;
    color: #333;
    word-break: break-word;
    overflow-wrap: break-word;
}

.post-text h1,
.post-text h2,
.post-text h3,
.post-text h4,
.post-text h5,
.post-text h6 {
    color: #454e3b;
    margin: 20px 0 10px 0;
    font-weight: 600;
}

.post-text h1 { font-size: 28px; }
.post-text h2 { font-size: 24px; }
.post-text h3 { font-size: 20px; }

.post-text p               { margin: 15px 0; }
.post-text ul,
.post-text ol              { margin: 15px 0; padding-left: 30px; }
.post-text li              { margin: 8px 0; }
.post-text strong          { color: #1f2b1a; font-weight: 600; }
.post-text em              { font-style: italic; color: #666; }

.post-text blockquote {
    border-left: 4px solid #454e3b;
    padding: 15px;
    margin: 20px 0;
    background-color: #f5f3ff;
    font-style: italic;
    color: #555;
}

.post-text a {
    color: #454e3b;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

.post-text a:hover {
    color: #1f2b1a;
    text-decoration: underline;
}

.post-text table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
}

.post-text table th,
.post-text table td {
    border: 1px solid #ddd;
    padding: 12px;
    text-align: left;
    word-break: break-word;
}

.post-text table th {
    background-color: #f0f0f0;
    font-weight: 600;
    color: #454e3b;
}

.post-text table tr:nth-child(even) {
    background-color: #f9f9f9;
}

.post-text code {
    background-color: #f0f0f0;
    padding: 2px 6px;
    border-radius: 3px;
    font-family: 'Courier New', monospace;
    color: #1f2b1a;
    word-break: break-all;
}

.post-text pre {
    background-color: #2d2d2d;
    color: #f8f8f2;
    padding: 15px;
    border-radius: 5px;
    overflow-x: auto;
    margin: 20px 0;
}

.post-text pre code {
    background-color: transparent;
    color: #f8f8f2;
    padding: 0;
    word-break: normal;
}

/*  13. Hamburger & Sidebar Overlay  */

.admin-hamburger {
    display: none;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: none;
    border: none;
    color: #555;
    font-size: 18px;
    cursor: pointer;
    border-radius: 4px;
    transition: background-color 0.2s;
    flex-shrink: 0;
}

.admin-hamburger:hover {
    background-color: rgba(0, 0, 0, 0.06);
}

.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.45);
    z-index: 99;
}

.sidebar-overlay.show {
    display: block;
}

/*  14. Loading  */

.loading-overlay {
    position: fixed;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.5);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.loading-overlay.show {
    display: flex;
}

.spinner-large {
    border: 8px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top: 8px solid var(--white);
    width: 60px;
    height: 60px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0%   { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/*  15. Scrollbar  */

.admin-sidebar::-webkit-scrollbar,
.admin-content::-webkit-scrollbar {
    width: 6px;
}

.admin-sidebar::-webkit-scrollbar-track,
.admin-content::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.1);
}

.admin-sidebar::-webkit-scrollbar-thumb,
.admin-content::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.3);
    border-radius: 4px;
}

.admin-sidebar::-webkit-scrollbar-thumb:hover,
.admin-content::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.5);
}

/*  16. Touch devices  */

@media (hover: none) {
    .slider-preview-item .btn-remove-image {
        opacity: 1;
    }

    .gallery-item .gallery-overlay {
        opacity: 1;
        background: rgba(0, 0, 0, 0.45);
    }
}

/*  17. Responsive 768px  */

@media (max-width: 768px) {
    /* Sidebar slide-in come overlay */
    .admin-sidebar {
        width: 260px;
        transform: translateX(-100%);
        transition: transform 0.3s ease;
        z-index: 100;
    }

    .admin-sidebar.open {
        transform: translateX(0);
    }

    .admin-main {
        margin-left: 0;
    }

    /* Header */
    .admin-hamburger {
        display: flex;
    }

    .admin-header {
        padding: 12px 16px;
    }

    .header-title h1 {
        font-size: 18px;
    }

    .header-user span {
        display: none;
    }

    /* Content */
    .admin-content {
        padding: 12px;
    }

    /* Section header */
    .section-header {
        flex-direction: column;
        align-items: flex-start;
        margin-bottom: 12px;
    }

    .section-header h2 {
        font-size: 18px;
    }

    .btn-primary {
        width: 100%;
        justify-content: center;
    }

    /* Post card: colonna singola */
    .post-card {
        grid-template-columns: 1fr;
        gap: 12px;
        padding: 12px;
    }

    .post-image {
        width: 100%;
        height: 180px;
    }

    .post-content h3 {
        font-size: 16px;
    }

    .post-actions {
        flex-direction: row;
        flex-wrap: wrap;
    }

    .post-actions .btn-small {
        flex: 1;
        min-width: 0;
        text-align: center;
        justify-content: center;
        display: inline-flex;
    }

    /* Form */
    .form-container {
        padding: 14px;
        margin-bottom: 14px;
    }

    .admin-form {
        gap: 14px;
    }

    .form-group label {
        font-size: 13px;
    }

    /* font-size 16px: previene zoom automatico su iOS */
    .form-group input[type="text"],
    .form-group input[type="email"],
    .form-group input[type="file"],
    .block-content input[type="file"],
    .ql-editor {
        font-size: 16px;
    }

    .form-actions {
        flex-direction: column;
    }

    .btn-secondary {
        width: 100%;
        text-align: center;
    }

    /* Block builder buttons: a coppie */
    .btn-add-block {
        flex: 1 1 calc(50% - 5px);
        justify-content: center;
        padding: 10px 8px;
        font-size: 13px;
    }

    /* Block columns */
    .block-columns {
        grid-template-columns: 1fr;
    }

    .block {
        padding: 12px;
    }

    .btn-move-block,
    .btn-remove-block {
        padding: 7px 11px;
        min-height: 36px;
        font-size: 13px;
    }

    /* Quill */
    .ql-editor {
        min-height: 150px;
        padding: 10px;
    }

    .ql-toolbar.ql-snow {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .ql-toolbar.ql-snow .ql-formats {
        flex-shrink: 0;
        margin-right: 8px !important;
    }

    /* Preview immagine blocco */
    .block-image-preview {
        max-width: 100%;
        max-height: 160px;
    }

    /* Slider */
    .slider-previews {
        grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
        gap: 8px;
    }

    .slider-preview-item img {
        height: 85px;
    }

    .slider-input-container {
        padding: 10px;
    }
}

/*  Responsive 480px  */

@media (max-width: 480px) {
    .admin-header {
        padding: 10px 12px;
    }

    .admin-content {
        padding: 10px;
    }

    .btn-add-block {
        flex: 1 1 100%;
    }

    .block {
        padding: 10px;
    }

    .block-controls {
        width: 100%;
        justify-content: flex-end;
    }

    .ql-editor {
        min-height: 120px;
    }

    .form-container {
        padding: 12px;
    }

    .post-actions .btn-small {
        flex: 1 1 100%;
    }
}

/*  Responsive 360px  */

@media (max-width: 360px) {
    .admin-header {
        padding: 8px 10px;
    }

    .header-title h1 {
        font-size: 15px;
    }

    .admin-content {
        padding: 8px;
    }

    .section-header h2 {
        font-size: 16px;
    }

    .block {
        padding: 8px;
    }

    .btn-move-block,
    .btn-remove-block {
        padding: 6px 9px;
        font-size: 12px;
    }
}