/* Admin Dashboard - Premium Styling */
:root {
    --admin-bg: #0a0a0f;
    --admin-bg-2: #111118;
    --admin-bg-3: #1a1a24;
    --admin-bg-card: #16161f;
    --admin-border: rgba(255, 255, 255, 0.08);
    --admin-text: #f0f0f5;
    --admin-text-muted: #8888a0;
    --admin-primary: #6366f1;
    --admin-primary-light: #818cf8;
    --admin-accent: #10b981;
    --admin-danger: #ef4444;
    --admin-radius: 12px;
    --admin-radius-sm: 8px;
    --admin-transition: all 0.25s ease;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--admin-bg);
    color: var(--admin-text);
    line-height: 1.5;
    min-height: 100vh;
}

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

/* Sidebar */
.sidebar {
    width: 260px;
    background: var(--admin-bg-2);
    border-right: 1px solid var(--admin-border);
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    z-index: 100;
}

.sidebar-header {
    padding: 24px;
    border-bottom: 1px solid var(--admin-border);
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    font-size: 24px;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--admin-primary), var(--admin-primary-light));
    border-radius: 10px;
}

.logo-text {
    font-size: 18px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--admin-primary-light), var(--admin-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.sidebar-nav {
    flex: 1;
    padding: 16px 12px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    border-radius: var(--admin-radius-sm);
    color: var(--admin-text-muted);
    text-decoration: none;
    transition: var(--admin-transition);
    margin-bottom: 4px;
}

.nav-item:hover {
    background: var(--admin-bg-3);
    color: var(--admin-text);
}

.nav-item.active {
    background: rgba(99, 102, 241, 0.15);
    color: var(--admin-primary-light);
}

.nav-icon {
    font-size: 18px;
}

.sidebar-footer {
    padding: 16px;
    border-top: 1px solid var(--admin-border);
}

.btn-preview {
    width: 100%;
    padding: 14px;
    border: none;
    border-radius: var(--admin-radius-sm);
    background: linear-gradient(135deg, var(--admin-primary), var(--admin-primary-light));
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: var(--admin-transition);
}

.btn-preview:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(99, 102, 241, 0.3);
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: 260px;
    padding: 32px 48px;
    min-height: 100vh;
    transition: margin-right 0.35s ease;
}

.main-content.preview-open {
    margin-right: 520px;
}

.section {
    display: none;
}

.section.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(8px);
    }

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

.section-header {
    margin-bottom: 32px;
}

.section-header h1 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 8px;
}

.section-header p {
    color: var(--admin-text-muted);
    font-size: 15px;
}

/* Form Components */
.form-card {
    background: var(--admin-bg-card);
    border: 1px solid var(--admin-border);
    border-radius: var(--admin-radius);
    padding: 28px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group:last-child {
    margin-bottom: 0;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--admin-text-muted);
    margin-bottom: 8px;
}

.form-input {
    width: 100%;
    padding: 12px 14px;
    font-size: 14px;
    border: 1px solid var(--admin-border);
    border-radius: var(--admin-radius-sm);
    background: var(--admin-bg-3);
    color: var(--admin-text);
    transition: var(--admin-transition);
    outline: none;
}

.form-input:focus {
    border-color: var(--admin-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

.form-input::placeholder {
    color: var(--admin-text-muted);
}

.form-textarea {
    resize: vertical;
    min-height: 100px;
}

.form-hint {
    font-size: 12px;
    color: var(--admin-text-muted);
    margin-top: 6px;
    display: block;
}

.form-row {
    display: flex;
    gap: 20px;
}

.form-row .form-group {
    flex: 1;
}

/* Color Picker */
.color-picker {
    display: flex;
    gap: 12px;
    align-items: center;
}

.color-picker input[type="color"] {
    width: 48px;
    height: 42px;
    border: none;
    border-radius: var(--admin-radius-sm);
    cursor: pointer;
    background: none;
    padding: 0;
}

.color-picker input[type="color"]::-webkit-color-swatch-wrapper {
    padding: 0;
}

.color-picker input[type="color"]::-webkit-color-swatch {
    border-radius: var(--admin-radius-sm);
    border: 2px solid var(--admin-border);
}

.color-picker .form-input {
    flex: 1;
}

/* Theme Toggle */
.theme-toggle {
    display: flex;
    gap: 12px;
}

.theme-btn {
    flex: 1;
    padding: 12px 16px;
    border: 1px solid var(--admin-border);
    border-radius: var(--admin-radius-sm);
    background: var(--admin-bg-3);
    color: var(--admin-text-muted);
    font-size: 14px;
    cursor: pointer;
    transition: var(--admin-transition);
}

.theme-btn:hover {
    border-color: var(--admin-primary);
}

.theme-btn.active {
    background: rgba(99, 102, 241, 0.15);
    border-color: var(--admin-primary);
    color: var(--admin-primary-light);
}

/* Toggle Switch */
.toggle-switch {
    display: flex;
    align-items: center;
    height: 42px;
}

.toggle-switch input {
    display: none;
}

.toggle-switch label {
    width: 52px;
    height: 28px;
    background: var(--admin-bg-3);
    border-radius: 14px;
    position: relative;
    cursor: pointer;
    transition: var(--admin-transition);
    margin: 0;
}

.toggle-switch label::after {
    content: '';
    position: absolute;
    width: 22px;
    height: 22px;
    background: var(--admin-text-muted);
    border-radius: 50%;
    top: 3px;
    left: 3px;
    transition: var(--admin-transition);
}

.toggle-switch input:checked+label {
    background: var(--admin-primary);
}

.toggle-switch input:checked+label::after {
    left: 27px;
    background: #fff;
}

/* Questions List */
.questions-list {
    margin-bottom: 24px;
}

.question-card {
    background: var(--admin-bg-card);
    border: 1px solid var(--admin-border);
    border-radius: var(--admin-radius);
    padding: 20px;
    margin-bottom: 16px;
    display: flex;
    align-items: flex-start;
    gap: 16px;
    transition: var(--admin-transition);
    user-select: none;
}

.question-card:hover {
    border-color: rgba(99, 102, 241, 0.3);
}

.question-card.dragging {
    opacity: 0.5;
    border-color: var(--admin-primary);
    background: rgba(99, 102, 241, 0.1);
}

.question-card.drag-over {
    border-color: var(--admin-accent);
    transform: translateY(4px);
}

.question-drag {
    color: var(--admin-text-muted);
    cursor: grab;
    font-size: 18px;
    padding: 4px;
    transition: var(--admin-transition);
}

.question-drag:hover {
    color: var(--admin-primary-light);
}

.question-drag:active {
    cursor: grabbing;
}

.question-content {
    flex: 1;
}

.question-type-badge {
    display: inline-block;
    padding: 4px 10px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-radius: 4px;
    background: rgba(99, 102, 241, 0.15);
    color: var(--admin-primary-light);
    margin-bottom: 8px;
}

.question-text {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 4px;
}

.question-desc {
    font-size: 14px;
    color: var(--admin-text-muted);
}

.question-options-preview {
    margin-top: 12px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.option-chip {
    padding: 6px 12px;
    font-size: 12px;
    background: var(--admin-bg-3);
    border-radius: 6px;
    color: var(--admin-text-muted);
}

.option-chip .price {
    color: var(--admin-accent);
    margin-left: 6px;
}

.question-actions {
    display: flex;
    gap: 8px;
}

.question-action {
    width: 36px;
    height: 36px;
    border: none;
    border-radius: var(--admin-radius-sm);
    background: var(--admin-bg-3);
    color: var(--admin-text-muted);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    transition: var(--admin-transition);
}

.question-action:hover {
    background: var(--admin-bg);
    color: var(--admin-text);
}

.question-action.delete:hover {
    background: rgba(239, 68, 68, 0.15);
    color: var(--admin-danger);
}

/* Add Question Button */
.btn-add-question {
    width: 100%;
    padding: 24px;
    border: 2px dashed var(--admin-border);
    border-radius: var(--admin-radius);
    background: transparent;
    color: var(--admin-text-muted);
    font-size: 15px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: var(--admin-transition);
}

.btn-add-question:hover {
    border-color: var(--admin-primary);
    color: var(--admin-primary-light);
    background: rgba(99, 102, 241, 0.05);
}

.plus-icon {
    font-size: 24px;
    font-weight: 300;
}

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.75);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: var(--admin-transition);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    width: 560px;
    max-width: 95%;
    max-height: 90vh;
    background: var(--admin-bg-card);
    border-radius: var(--admin-radius);
    border: 1px solid var(--admin-border);
    overflow: hidden;
    transform: scale(0.95);
    transition: var(--admin-transition);
    display: flex;
    flex-direction: column;
}

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

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

.modal-header h2 {
    font-size: 18px;
    font-weight: 600;
}

.modal-close {
    width: 32px;
    height: 32px;
    border: none;
    border-radius: 6px;
    background: transparent;
    color: var(--admin-text-muted);
    font-size: 24px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--admin-transition);
}

.modal-close:hover {
    background: var(--admin-bg);
    color: var(--admin-text);
}

.modal-body {
    padding: 24px;
    flex: 1;
    overflow-y: auto;
    min-height: 0;
}

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

/* Type Selector */
.type-selector {
    display: flex;
    gap: 12px;
}

.type-btn {
    flex: 1;
    padding: 16px 12px;
    border: 1px solid var(--admin-border);
    border-radius: var(--admin-radius-sm);
    background: var(--admin-bg-3);
    color: var(--admin-text-muted);
    font-size: 13px;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    transition: var(--admin-transition);
}

.type-btn:hover {
    border-color: var(--admin-primary);
}

.type-btn.active {
    background: rgba(99, 102, 241, 0.15);
    border-color: var(--admin-primary);
    color: var(--admin-primary-light);
}

.type-icon {
    font-size: 20px;
}

/* Options List in Modal */
.options-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 12px;
}

.option-item {
    display: flex;
    gap: 10px;
    padding: 12px;
    background: var(--admin-bg-3);
    border-radius: var(--admin-radius-sm);
    align-items: flex-start;
}

.option-item .form-input {
    background: var(--admin-bg);
}

.option-fields {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.option-row {
    display: flex;
    gap: 8px;
}

.option-row .form-input {
    flex: 1;
}

.option-remove {
    width: 32px;
    height: 32px;
    border: none;
    border-radius: 6px;
    background: transparent;
    color: var(--admin-text-muted);
    cursor: pointer;
    font-size: 18px;
    transition: var(--admin-transition);
}

.option-remove:hover {
    background: rgba(239, 68, 68, 0.15);
    color: var(--admin-danger);
}

.btn-add-option {
    padding: 10px 16px;
    border: 1px dashed var(--admin-border);
    border-radius: var(--admin-radius-sm);
    background: transparent;
    color: var(--admin-text-muted);
    font-size: 13px;
    cursor: pointer;
    transition: var(--admin-transition);
}

.btn-add-option:hover {
    border-color: var(--admin-primary);
    color: var(--admin-primary-light);
}

/* Range Inputs */
.range-inputs {
    display: flex;
    gap: 16px;
}

.range-input {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.range-input span {
    font-size: 12px;
    color: var(--admin-text-muted);
}

/* Buttons */
.btn {
    padding: 12px 20px;
    font-size: 14px;
    font-weight: 500;
    border: none;
    border-radius: var(--admin-radius-sm);
    cursor: pointer;
    transition: var(--admin-transition);
}

.btn-primary {
    background: linear-gradient(135deg, var(--admin-primary), var(--admin-primary-light));
    color: #fff;
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.btn-secondary {
    background: var(--admin-bg-3);
    color: var(--admin-text);
    border: 1px solid var(--admin-border);
}

.btn-secondary:hover {
    border-color: var(--admin-primary);
}

/* Embed Section */
.embed-card {
    background: var(--admin-bg-card);
    border: 1px solid var(--admin-border);
    border-radius: var(--admin-radius);
    padding: 28px;
}

.embed-instructions {
    display: flex;
    gap: 24px;
    margin-bottom: 28px;
    padding-bottom: 28px;
    border-bottom: 1px solid var(--admin-border);
}

.instruction-step {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 14px;
    color: var(--admin-text-muted);
}

.step-number {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(99, 102, 241, 0.15);
    color: var(--admin-primary-light);
    border-radius: 50%;
    font-weight: 600;
    flex-shrink: 0;
}

.embed-code-container {
    background: var(--admin-bg);
    border-radius: var(--admin-radius-sm);
    overflow: hidden;
    margin-bottom: 20px;
}

.embed-code-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    background: var(--admin-bg-3);
    border-bottom: 1px solid var(--admin-border);
    font-size: 13px;
    font-weight: 500;
    color: var(--admin-text-muted);
}

.btn-copy {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    border: none;
    border-radius: 6px;
    background: var(--admin-primary);
    color: #fff;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--admin-transition);
}

.btn-copy:hover {
    background: var(--admin-primary-light);
}

.btn-copy.copied {
    background: var(--admin-accent);
}

.embed-code {
    padding: 20px;
    margin: 0;
    font-family: 'Fira Code', 'Monaco', monospace;
    font-size: 13px;
    line-height: 1.6;
    color: var(--admin-text-muted);
    overflow-x: auto;
    white-space: pre-wrap;
    word-break: break-all;
}

.embed-note {
    padding: 16px;
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.2);
    border-radius: var(--admin-radius-sm);
    font-size: 14px;
    color: var(--admin-text-muted);
}

.embed-note strong {
    color: var(--admin-accent);
}

/* Preview Panel */
.preview-panel {
    width: 520px;
    background: var(--admin-bg-2);
    border-left: 1px solid var(--admin-border);
    position: fixed;
    right: 0;
    top: 0;
    height: 100vh;
    transform: translateX(100%);
    transition: transform 0.35s ease;
    z-index: 150;
}

.preview-panel.active {
    transform: translateX(0);
}

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

.preview-header h3 {
    font-size: 16px;
    font-weight: 600;
}

.preview-close {
    width: 32px;
    height: 32px;
    border: none;
    border-radius: 6px;
    background: transparent;
    color: var(--admin-text-muted);
    font-size: 24px;
    cursor: pointer;
    transition: var(--admin-transition);
}

.preview-close:hover {
    background: var(--admin-bg);
    color: var(--admin-text);
}

.preview-container {
    padding: 24px;
    height: calc(100vh - 73px);
    overflow-y: auto;
    background: var(--admin-bg);
}

/* Utilities */
.hidden {
    display: none !important;
}

/* Question Card Layout */
.question-card {
    flex-direction: column;
}

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

.question-card-body h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 4px;
}

.question-card-body p {
    font-size: 14px;
    color: var(--admin-text-muted);
    margin-bottom: 8px;
}

.option-count,
.slider-range {
    font-size: 12px;
    color: var(--admin-accent);
    background: rgba(16, 185, 129, 0.1);
    padding: 4px 8px;
    border-radius: 4px;
    display: inline-block;
}

/* Option Row in Modal */
.option-row {
    display: flex;
    gap: 8px;
    align-items: center;
    padding: 12px;
    background: var(--admin-bg-3);
    border-radius: var(--admin-radius-sm);
    margin-bottom: 8px;
}

.option-row .form-input {
    background: var(--admin-bg);
}

.btn-remove-option {
    width: 32px;
    height: 32px;
    border: none;
    border-radius: 6px;
    background: transparent;
    color: var(--admin-text-muted);
    cursor: pointer;
    font-size: 18px;
    transition: var(--admin-transition);
    flex-shrink: 0;
}

.btn-remove-option:hover {
    background: rgba(239, 68, 68, 0.15);
    color: var(--admin-danger);
}

/* Icon Buttons */
.btn-icon {
    width: 32px;
    height: 32px;
    border: none;
    border-radius: 6px;
    background: var(--admin-bg-3);
    color: var(--admin-text-muted);
    cursor: pointer;
    font-size: 14px;
    transition: var(--admin-transition);
}

.btn-icon:hover {
    background: var(--admin-bg);
    color: var(--admin-text);
}

/* Responsive */
@media (max-width: 1200px) {
    .main-content {
        padding: 24px 32px;
    }

    .embed-instructions {
        flex-direction: column;
        gap: 16px;
    }
}

@media (max-width: 900px) {
    .sidebar {
        width: 70px;
    }

    .sidebar-header,
    .sidebar-footer {
        padding: 16px;
    }

    .logo-text,
    .nav-item span:not(.nav-icon) {
        display: none;
    }

    .nav-item {
        justify-content: center;
        padding: 14px;
    }

    .btn-preview span:last-child {
        display: none;
    }

    .main-content {
        margin-left: 70px;
    }
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    top: 24px;
    right: 24px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.toast {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    border-radius: var(--admin-radius-sm);
    background: var(--admin-bg-card);
    border: 1px solid var(--admin-border);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    animation: slideIn 0.3s ease;
    min-width: 280px;
}

.toast.success {
    border-color: var(--admin-accent);
    background: rgba(16, 185, 129, 0.1);
}

.toast.error {
    border-color: var(--admin-danger);
    background: rgba(239, 68, 68, 0.1);
}

.toast-icon {
    font-size: 20px;
}

.toast-message {
    flex: 1;
    font-size: 14px;
    color: var(--admin-text);
}

.toast-close {
    background: none;
    border: none;
    color: var(--admin-text-muted);
    cursor: pointer;
    font-size: 18px;
    padding: 0;
}

.toast-close:hover {
    color: var(--admin-text);
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }

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

@keyframes fadeOut {
    from {
        opacity: 1;
    }

    to {
        opacity: 0;
        transform: translateX(50px);
    }
}