/* ========================================================
   Green AVIC - Content Studio (Admin Dashboard) Stylesheet
   Modern, Clean, Accessible, Premium Green Palette
   ======================================================== */

:root {
    --green-primary: #4CAF50;
    --green-hover: #45a049;
    --green-dark: #0D3D2F;
    --green-light: #E8F5E9;
    --green-accent: #B8F542;
    --text-main: #2C3531;
    --text-muted: #5F6B65;
    --text-light: #8E9B94;
    --bg-page: #F6F9F6;
    --bg-card: #FFFFFF;
    --border-color: #E2E8E2;
    --border-focus: #4CAF50;
    --danger: #D32F2F;
    --danger-bg: #FFEBEE;
    --warning: #F57C00;
    --warning-bg: #FFF3E0;
    --shadow-sm: 0 2px 6px rgba(13, 61, 47, 0.04);
    --shadow-md: 0 8px 24px rgba(13, 61, 47, 0.08);
    --shadow-lg: 0 16px 40px rgba(13, 61, 47, 0.12);
}

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

body {
    font-family: 'Open Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--bg-page);
    color: var(--text-main);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* ========================================================
   Admin Top Bar / Header
   ======================================================== */
.admin-navbar {
    background: #ffffff;
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 500;
    box-shadow: var(--shadow-sm);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 12px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 16px;
    text-decoration: none;
}

.nav-logo {
    height: 48px;
    width: auto;
}

.brand-divider {
    width: 1px;
    height: 28px;
    background: var(--border-color);
}

.brand-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--green-dark);
    display: flex;
    align-items: center;
    gap: 8px;
}

.brand-badge {
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    background: var(--green-light);
    color: #2E7D32;
    padding: 2px 8px;
    border-radius: 12px;
    letter-spacing: 0.5px;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.nav-link-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--green-dark);
    text-decoration: none;
    padding: 8px 14px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background: #FAFCFA;
    transition: all 0.2s ease;
}

.nav-link-btn:hover {
    background: #F0F5F0;
    border-color: #CCD6CC;
}

.user-badge {
    font-size: 0.825rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 6px;
    background: #F1F5F1;
    padding: 6px 12px;
    border-radius: 20px;
}

.user-badge strong {
    color: var(--green-dark);
}

.btn-logout {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: transparent;
    color: var(--danger);
    border: 1px solid rgba(211, 47, 47, 0.25);
    padding: 8px 14px;
    font-size: 0.85rem;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-logout:hover {
    background: var(--danger-bg);
}

/* ========================================================
   Main Workspace Container
   ======================================================== */
.admin-main {
    flex: 1;
    max-width: 1200px;
    width: 100%;
    margin: 30px auto;
    padding: 0 24px 60px;
}

/* Tab Navigation / Header Section */
.workspace-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 16px;
}

.section-title {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--green-dark);
}

.section-desc {
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* Primary Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
    text-decoration: none;
    font-family: inherit;
}

.btn-primary {
    background: var(--green-primary);
    color: #ffffff;
    box-shadow: 0 2px 8px rgba(76, 175, 80, 0.25);
}

.btn-primary:hover:not(:disabled) {
    background: var(--green-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(76, 175, 80, 0.35);
}

.btn-outline {
    background: #ffffff;
    color: var(--green-dark);
    border: 1px solid var(--border-color);
}

.btn-outline:hover:not(:disabled) {
    background: #F4F7F4;
    border-color: #B8C8B8;
}

.btn-danger-outline {
    background: #ffffff;
    color: var(--danger);
    border: 1px solid rgba(211, 47, 47, 0.3);
}

.btn-danger-outline:hover:not(:disabled) {
    background: var(--danger-bg);
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

/* ========================================================
   Current Publication Overview Panel
   ======================================================== */
.overview-card {
    background: var(--bg-card);
    border-radius: 14px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    padding: 28px;
    margin-bottom: 30px;
}

.overview-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--border-color);
    flex-wrap: wrap;
    gap: 12px;
}

.overview-status-line {
    display: flex;
    align-items: center;
    gap: 12px;
}

.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 4px 12px;
    border-radius: 12px;
}

.status-badge.published {
    background: var(--green-light);
    color: #2E7D32;
    border: 1px solid rgba(46, 125, 50, 0.2);
}

.status-badge.draft {
    background: var(--warning-bg);
    color: #E65100;
    border: 1px solid rgba(230, 81, 0, 0.2);
}

.status-badge.empty {
    background: #F0F2F0;
    color: #718278;
    border: 1px solid #D9E0D9;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: currentColor;
}

.last-updated {
    font-size: 0.85rem;
    color: var(--text-light);
}

/* Publication Details in Overview */
.publication-preview-layout {
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: 24px;
    align-items: start;
}

.pub-thumbnail {
    width: 100%;
    height: 160px;
    border-radius: 8px;
    background: #EFF3EF;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
}

.pub-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.pub-thumbnail-placeholder {
    color: var(--text-light);
    font-size: 0.8rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
}

.pub-info-content h3 {
    font-size: 1.35rem;
    color: var(--green-dark);
    margin-bottom: 8px;
    text-transform: none;
}

.pub-excerpt {
    font-size: 0.925rem;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 16px;
}

.pub-meta-row {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
    font-size: 0.825rem;
    color: var(--text-light);
}

.pub-actions {
    display: flex;
    gap: 10px;
    margin-top: 20px;
    flex-wrap: wrap;
}

/* Empty State Card */
.overview-empty-state {
    text-align: center;
    padding: 48px 24px;
}

.empty-icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: var(--green-light);
    color: var(--green-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
}

.overview-empty-state h3 {
    font-size: 1.25rem;
    color: var(--green-dark);
    margin-bottom: 8px;
    text-transform: none;
}

.overview-empty-state p {
    font-size: 0.9rem;
    color: var(--text-muted);
    max-width: 460px;
    margin: 0 auto 24px;
}

/* Draft Banner if active draft exists */
.draft-alert-banner {
    display: none;
    background: #FFF8E1;
    border: 1px solid #FFE082;
    border-radius: 10px;
    padding: 14px 20px;
    margin-bottom: 24px;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    color: #795548;
    font-size: 0.875rem;
}

.draft-alert-banner strong {
    color: #4E342E;
}

/* ========================================================
   Article Editor Card
   ======================================================== */
.editor-card {
    background: var(--bg-card);
    border-radius: 14px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    padding: 34px;
}

.editor-header-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 20px;
    margin-bottom: 28px;
    border-bottom: 1px solid var(--border-color);
    flex-wrap: wrap;
    gap: 16px;
}

.editor-mode-indicator {
    display: flex;
    align-items: center;
    gap: 10px;
}

.editor-mode-title {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--green-dark);
}

.form-grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    margin-bottom: 24px;
}

.form-label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--green-dark);
    margin-bottom: 8px;
}

.char-counter {
    font-size: 0.75rem;
    color: var(--text-light);
    font-weight: 400;
}

.form-control {
    width: 100%;
    padding: 12px 14px;
    font-size: 0.925rem;
    font-family: inherit;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: #FAFCFA;
    color: var(--text-main);
    transition: all 0.2s ease;
}

.form-control:focus {
    outline: none;
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px rgba(76, 175, 80, 0.15);
    background: #ffffff;
}

textarea.form-control {
    resize: vertical;
    min-height: 90px;
    line-height: 1.5;
}

/* ========================================================
   Cover Image Upload Section
   ======================================================== */
.upload-dropzone {
    border: 2px dashed #CCD6CC;
    border-radius: 12px;
    padding: 28px 20px;
    text-align: center;
    background: #FAFCFA;
    transition: all 0.25s ease;
    cursor: pointer;
    position: relative;
}

.upload-dropzone.dragover {
    border-color: var(--green-primary);
    background: #E8F5E9;
}

.upload-dropzone:hover {
    border-color: #A4B8A4;
    background: #F4F8F4;
}

.dropzone-icon {
    color: var(--green-primary);
    margin-bottom: 10px;
}

.dropzone-prompt {
    font-size: 0.925rem;
    font-weight: 600;
    color: var(--green-dark);
    margin-bottom: 4px;
}

.dropzone-sub {
    font-size: 0.8rem;
    color: var(--text-light);
    margin-bottom: 0;
}

.file-input-hidden {
    position: absolute;
    width: 0;
    height: 0;
    opacity: 0;
    overflow: hidden;
}

/* Upload Preview State */
.upload-preview-container {
    display: none;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    overflow: hidden;
    background: #FAFCFA;
    padding: 16px;
}

.preview-media-box {
    display: grid;
    grid-template-columns: 180px 1fr;
    gap: 18px;
    align-items: center;
}

.preview-thumb {
    width: 100%;
    height: 120px;
    border-radius: 8px;
    object-fit: cover;
    background: #EFF3EF;
}

.preview-meta {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.preview-name {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--green-dark);
    word-break: break-all;
}

.preview-status {
    font-size: 0.8rem;
    color: #2E7D32;
    display: flex;
    align-items: center;
    gap: 4px;
}

.preview-actions {
    display: flex;
    gap: 10px;
    margin-top: 8px;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 0.8rem;
    border-radius: 6px;
}

.upload-progress-bar {
    display: none;
    height: 6px;
    width: 100%;
    background: #E0E0E0;
    border-radius: 3px;
    overflow: hidden;
    margin-top: 12px;
}

.upload-progress-fill {
    height: 100%;
    width: 0%;
    background: var(--green-primary);
    transition: width 0.2s ease;
}

/* ========================================================
   Rich Content Editor
   ======================================================== */
.editor-toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    padding: 8px 10px;
    background: #F4F7F4;
    border: 1px solid var(--border-color);
    border-bottom: none;
    border-radius: 8px 8px 0 0;
}

.toolbar-btn {
    background: #ffffff;
    border: 1px solid #DCE3DC;
    border-radius: 6px;
    padding: 6px 10px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-main);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: all 0.15s ease;
}

.toolbar-btn:hover {
    background: #E8F5E9;
    color: var(--green-dark);
    border-color: #B8C8B8;
}

.toolbar-divider {
    width: 1px;
    height: 24px;
    background: #DCE3DC;
    margin: 4px 4px;
}

.editor-content-area {
    min-height: 320px;
    padding: 18px 20px;
    border: 1px solid var(--border-color);
    border-radius: 0 0 8px 8px;
    background: #ffffff;
    font-size: 1rem;
    line-height: 1.75;
    color: var(--text-main);
    outline: none;
    overflow-y: auto;
    transition: border-color 0.2s ease;
}

.editor-content-area:focus {
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px rgba(76, 175, 80, 0.12);
}

.editor-content-area:empty::before {
    content: attr(data-placeholder);
    color: #A0ABA0;
    pointer-events: none;
    display: block;
}

/* Internal formatting inside editor */
.editor-content-area h2 {
    font-size: 1.6rem;
    color: var(--green-dark);
    margin: 20px 0 10px;
    text-transform: none;
}

.editor-content-area h3 {
    font-size: 1.3rem;
    color: var(--green-dark);
    margin: 18px 0 8px;
    text-transform: none;
}

.editor-content-area p {
    margin-bottom: 14px;
}

.editor-content-area blockquote {
    padding: 12px 18px;
    background: #F7FAF7;
    border-left: 4px solid var(--green-primary);
    margin: 16px 0;
    font-style: italic;
    color: #2E5338;
}

.editor-content-area ul,
.editor-content-area ol {
    margin: 14px 0 14px 24px;
}

.editor-content-area li {
    margin-bottom: 6px;
}

/* ========================================================
   Editor Actions & Footer
   ======================================================== */
.editor-footer-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
    flex-wrap: wrap;
    gap: 16px;
}

.editor-footer-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.editor-footer-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* ========================================================
   Modals: Preview & Confirmation
   ======================================================== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(13, 61, 47, 0.6);
    backdrop-filter: blur(4px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 20px;
}

.modal-card {
    background: #ffffff;
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.modal-card.modal-confirm {
    max-width: 520px;
}

.modal-card.modal-preview {
    max-width: 860px;
}

.modal-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--green-dark);
}

.modal-close-btn {
    background: none;
    border: none;
    color: var(--text-light);
    cursor: pointer;
    padding: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
}

.modal-close-btn:hover {
    color: var(--text-main);
    background: #F0F4F0;
}

.modal-body {
    padding: 24px;
    overflow-y: auto;
    font-size: 0.95rem;
    line-height: 1.6;
}

.modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    background: #FAFCFA;
}

/* Toast Alerts */
.toast-bar {
    position: fixed;
    bottom: 24px;
    right: 24px;
    padding: 14px 22px;
    border-radius: 8px;
    background: var(--green-dark);
    color: #ffffff;
    font-size: 0.875rem;
    font-weight: 600;
    box-shadow: var(--shadow-md);
    z-index: 2000;
    display: flex;
    align-items: center;
    gap: 10px;
    opacity: 0;
    pointer-events: none;
    transform: translateY(16px);
    transition: opacity 0.25s ease, transform 0.25s ease;
}

.toast-bar.show {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
}

.toast-bar.toast-error {
    background: #C62828;
}

/* ========================================================
   RESPONSIVE DESIGN (MOBILE & TABLET POLISH)
   ======================================================== */
@media (max-width: 768px) {
    /* Header & Navigation */
    .admin-nav {
        border-bottom: 1px solid var(--border-color);
    }

    .nav-container {
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
        padding: 12px 16px;
    }

    .brand-group {
        justify-content: space-between;
        width: 100%;
    }

    .nav-logo {
        height: 30px;
    }

    .brand-title {
        font-size: 1.05rem;
    }

    .brand-badge {
        display: none;
    }

    .nav-actions {
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        justify-content: space-between;
        gap: 8px;
        width: 100%;
    }

    .user-badge {
        display: none; /* Hide long email string on small mobile screens */
    }

    .nav-link-btn {
        flex: 1;
        justify-content: center;
        padding: 8px 10px;
        font-size: 0.8rem;
        text-align: center;
        white-space: nowrap;
    }

    .btn-logout {
        padding: 8px 14px;
        font-size: 0.8rem;
        white-space: nowrap;
    }

    /* Main Container */
    .admin-main {
        padding: 0 14px 40px;
        margin: 16px auto;
    }

    .page-title {
        font-size: 1.5rem;
    }

    .page-subtitle {
        font-size: 0.9rem;
    }

    .header-controls {
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
    }

    .header-actions {
        width: 100%;
        display: flex;
        gap: 8px;
    }

    .header-actions .btn {
        flex: 1;
        justify-content: center;
    }

    /* Form Fields & Touch Friendly Inputs */
    .form-grid-2 {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .form-group {
        margin-bottom: 18px;
    }

    .form-control,
    .editor-textarea,
    input[type="text"],
    input[type="email"],
    input[type="password"] {
        font-size: 16px !important; /* Prevents iOS Safari auto-zoom on focus */
        padding: 12px;
    }

    /* Rich Editor Toolbar */
    .editor-toolbar {
        padding: 6px;
        gap: 4px;
    }

    .toolbar-btn {
        padding: 6px 9px;
        font-size: 0.8rem;
        min-width: 34px;
    }

    .editor-textarea {
        min-height: 220px;
        padding: 12px;
    }

    /* Cover Upload Dropzone */
    .upload-dropzone {
        padding: 20px 14px;
    }

    /* Editor Footer Bar */
    .editor-footer-bar {
        flex-direction: column-reverse;
        align-items: stretch;
        gap: 10px;
        padding: 16px 14px;
    }

    .editor-footer-left,
    .editor-footer-right {
        width: 100%;
        display: flex;
        gap: 8px;
    }

    .editor-footer-right .btn,
    .editor-footer-left .btn {
        flex: 1;
        justify-content: center;
        padding: 13px 14px;
        font-size: 0.875rem;
        text-align: center;
    }

    /* Publication Overview Card */
    .publication-preview-layout {
        grid-template-columns: 1fr;
    }

    .pub-thumbnail {
        height: 200px;
    }

    .preview-media-box {
        grid-template-columns: 1fr;
    }

    .preview-thumb {
        height: 180px;
    }

    /* Modals on Mobile */
    .modal-overlay {
        padding: 12px;
        align-items: center;
    }

    .modal-card {
        width: 100% !important;
        max-width: 100% !important;
        max-height: 92vh;
        overflow-y: auto;
        border-radius: 16px;
    }

    .modal-header {
        padding: 16px 18px;
    }

    .modal-title {
        font-size: 1.15rem;
    }

    .modal-body {
        padding: 16px 18px;
    }

    .modal-footer {
        padding: 14px 18px;
        flex-direction: column-reverse;
        gap: 8px;
    }

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

    /* Team & Admins Modal specifics */
    #adminsModal .modal-body {
        padding: 16px;
    }

    #adminsModal .modal-body > div > div {
        flex-direction: column;
    }

    #inviteLinkInput {
        width: 100%;
    }

    #btnGenerateInvite, #btnCopyInviteLink {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .brand-title span:first-child {
        font-size: 0.95rem;
    }

    .nav-actions {
        gap: 6px;
    }

    .nav-link-btn span {
        font-size: 0.75rem;
    }

    .btn-logout span {
        font-size: 0.75rem;
    }
}