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

:root {
    --color-primary: #864d26;
    --color-secondary: #834c24;
    --color-bg: #ffffff;
    --color-bg-secondary: #fbfbf2;
    --color-text: #89868d;
    --color-text-secondary: #666666;
    --color-border: #fbfbf2;
    --color-accent-soft: #ceae80;
    --color-accent-dark: #5a321b;
    --color-ink: #112337;
    --color-danger: #864d26;
    --color-success: #5a321b;
    --color-warning: #834c24;
    --primary: var(--color-primary);
    --primary-dark: var(--color-secondary);
    --primary-light: var(--color-bg-secondary);
    --danger: var(--color-danger);
    --danger-dark: var(--color-accent-dark);
    --success: var(--color-success);
    --warning: var(--color-warning);
    --gray-50: var(--color-bg-secondary);
    --gray-100: var(--color-bg-secondary);
    --gray-200: #f1efe4;
    --gray-300: #e5dfcf;
    --gray-400: #a7a2a8;
    --gray-500: var(--color-text-secondary);
    --gray-600: var(--color-text);
    --gray-700: #766f76;
    --gray-800: #5f5960;
    --gray-900: var(--color-text);
    
    /* Claymorphism & Minimalist Design Variables */
    --radius-surface: 32px;
    --radius-btn: 24px;
    --radius-input: 16px;
    --radius-badge: 14px;
    
    --clay-card-shadow: 
        0px 16px 36px rgba(134, 77, 38, 0.05),
        inset 6px 6px 12px rgba(255, 255, 255, 0.95),
        inset -6px -6px 12px rgba(134, 77, 38, 0.03);
        
    --clay-btn-shadow:
        0px 8px 16px rgba(134, 77, 38, 0.08),
        inset 3px 3px 6px rgba(134, 77, 38, 0.15),
        inset -3px -3px 6px rgba(134, 77, 38, 0.06);

    --clay-btn-shadow-hover:
        0px 12px 20px rgba(134, 77, 38, 0.12),
        inset 4px 4px 8px rgba(134, 77, 38, 0.2),
        inset -4px -4px 8px rgba(134, 77, 38, 0.1);

    --clay-btn-shadow-active:
        inset 3px 3px 6px rgba(134, 77, 38, 0.25),
        inset -3px -3px 6px rgba(134, 77, 38, 0.1);

    --clay-input-shadow:
        inset 3px 3px 6px rgba(134, 77, 38, 0.04),
        inset -3px -3px 6px rgba(255, 255, 255, 0.9);
        
    --clay-input-shadow-focus:
        inset 3px 3px 6px rgba(134, 77, 38, 0.06),
        inset -3px -3px 6px rgba(255, 255, 255, 0.9),
        0 0 0 3px rgba(134, 77, 38, 0.08);
        
    --radius: var(--radius-input);
    --radius-lg: var(--radius-surface);
    --radius-card: var(--radius-surface);
    --shadow: var(--clay-card-shadow);
    --shadow-warm: var(--clay-btn-shadow);
    --shadow-lg: var(--clay-card-shadow);
    
    --space-1: 8px;
    --space-2: 16px;
    --space-3: 24px;
    --space-4: 32px;
    --space-5: 40px;
    --space-6: 80px;
}

@font-face {
    font-family: "Roboto";
    font-style: normal;
    font-weight: 400 700;
    font-display: swap;
    src: local("Roboto");
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

html,
body {
    max-width: 100%;
    overflow-x: hidden;
}

body {
    min-height: 100vh;
    background: var(--color-bg);
    color: var(--color-text);
    font-family: "Roboto", Arial, sans-serif;
    font-size: 16px;
    line-height: 1.3;
}

a {
    color: var(--color-primary);
    text-decoration: none;
}

a:hover {
    color: var(--color-secondary);
}

button,
input,
select,
textarea {
    font: inherit;
    max-width: 100%;
}

img,
svg,
video,
canvas {
    max-width: 100%;
}

h1,
h2,
h3,
h4 {
    color: var(--color-text);
    font-family: "Roboto", Arial, sans-serif;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.app-layout {
    display: flex;
    min-height: 100vh;
    background: var(--color-bg);
}

.sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    z-index: 100;
    display: flex;
    width: 260px;
    flex-direction: column;
    background: var(--color-bg-secondary);
    border-right: 1px solid rgba(134, 77, 38, 0.03);
    box-shadow: 
        10px 0px 30px rgba(134, 77, 38, 0.03),
        inset -3px 0px 6px rgba(134, 77, 38, 0.02);
}

.sidebar-header {
    padding: var(--space-4) var(--space-3) var(--space-3);
    border-bottom: 1px solid #f1efe4;
}

.sidebar-header h1 {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-size: 21px;
    line-height: 29.76px;
}

.logo-icon {
    display: inline-flex;
    width: auto;
    height: 44px;
    align-items: center;
    justify-content: center;
}

.sidebar-nav {
    display: flex;
    flex: 1;
    flex-direction: column;
    gap: var(--space-1);
    padding: var(--space-3) var(--space-2);
}

.sidebar-nav a {
    display: flex;
    min-height: 44px;
    align-items: center;
    gap: 12px;
    padding: 10px 16px;
    border-radius: var(--radius-btn);
    color: var(--color-text);
    font-size: 16px;
    font-weight: 500;
    transition: background 0.15s ease, color 0.15s ease, box-shadow 0.15s ease, transform 0.15s ease;
    white-space: nowrap;
}

.sidebar-nav a:hover {
    background: rgba(206, 174, 128, 0.15);
    color: var(--color-primary);
    transform: translateX(2px);
}

.sidebar-nav a.active {
    background: var(--color-accent-soft);
    color: var(--color-primary);
    box-shadow: var(--clay-btn-shadow);
}

.sidebar-nav a.active:hover {
    transform: none;
}

.nav-icon {
    width: 22px;
    text-align: center;
}

.main-content {
    width: calc(100% - 260px);
    max-width: 100%;
    min-width: 0;
    margin-left: 260px;
    padding: var(--space-5);
}

.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
}

.page-header > div {
    min-width: 0;
}

.page-header > div:last-child {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-1);
    justify-content: flex-end;
}

.page-header h2 {
    font-size: clamp(36px, 4vw, 45px);
    line-height: 1;
}

.page-header p {
    margin-top: var(--space-1);
    color: var(--color-text-secondary);
    font-size: 16px;
    line-height: 20.8px;
}

.btn {
    display: inline-flex;
    min-height: 44px;
    align-items: center;
    justify-content: center;
    gap: var(--space-1);
    padding: 10px 24px;
    border: none;
    border-radius: var(--radius-btn);
    background: transparent;
    color: var(--color-text);
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    line-height: 20.8px;
    transition: background 0.15s ease, color 0.15s ease, box-shadow 0.15s ease, transform 0.15s ease;
    text-align: center;
    white-space: nowrap;
}

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

.btn:active {
    transform: translateY(1px);
}

.btn-primary {
    background: var(--color-accent-soft);
    color: var(--color-primary);
    box-shadow: var(--clay-btn-shadow);
}

.btn-primary:hover {
    background: var(--color-primary);
    color: var(--color-bg);
    box-shadow: var(--clay-btn-shadow-hover);
}

.btn-primary:active {
    box-shadow: var(--clay-btn-shadow-active);
}

.btn-secondary {
    background: var(--color-bg);
    color: var(--color-primary);
    box-shadow: var(--clay-btn-shadow);
}

.btn-secondary:hover {
    background: var(--color-bg-secondary);
    box-shadow: var(--clay-btn-shadow-hover);
}

.btn-secondary:active {
    box-shadow: var(--clay-btn-shadow-active);
}

.btn-danger {
    background: var(--color-primary);
    color: var(--color-bg);
    box-shadow: var(--clay-btn-shadow);
}

.btn-danger:hover {
    background: var(--color-accent-dark);
    box-shadow: var(--clay-btn-shadow-hover);
}

.btn-danger:active {
    box-shadow: var(--clay-btn-shadow-active);
}

.btn-sm {
    min-height: 44px;
    padding: 8px 16px;
    font-size: 16px;
}

.btn-lg {
    min-height: 52px;
    padding: 12px 24px;
    border-radius: 50px;
    font-size: 20px;
    font-weight: 600;
}

.btn-icon {
    width: 44px;
    padding: 8px;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.card,
.modal,
.public-form-container,
.form-card,
.field-palette,
.builder-canvas,
.field-editor {
    width: 100%;
    background: var(--color-bg);
    border: 1px solid rgba(134, 77, 38, 0.05);
    border-radius: var(--radius-card);
    box-shadow: var(--clay-card-shadow);
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-2);
    padding: var(--space-3);
    border-bottom: 1px solid #f1efe4;
}

.card-header h3,
.modal-header h3 {
    font-size: 22px;
    font-weight: 500;
    line-height: 22px;
}

.card-body {
    padding: var(--space-3);
}

.form-group {
    margin-bottom: var(--space-3);
}

.form-label {
    display: block;
    margin-bottom: var(--space-1);
    color: var(--color-text);
    font-size: 16px;
    font-weight: 600;
}

.required,
.form-label .required {
    color: var(--color-primary);
    margin-left: 2px;
}

.form-input,
.form-select,
.form-textarea,
.share-link-container input {
    width: 100%;
    min-height: 44px;
    padding: 10px 15px;
    border: 1px solid rgba(134, 77, 38, 0.06);
    border-radius: var(--radius-input);
    background: var(--color-bg);
    color: var(--color-text);
    font-size: 16px;
    box-shadow: var(--clay-input-shadow);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: #a7a2a8;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus,
.share-link-container input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: var(--clay-input-shadow-focus);
}

.form-input.error,
.form-select.error,
.form-textarea.error {
    border-color: var(--color-primary);
}

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

.form-hint,
.form-error {
    display: block;
    margin-top: 4px;
    color: var(--color-text-secondary);
    font-size: 14px;
}

.form-error {
    color: var(--color-primary);
    display: none;
}

.form-error.visible {
    display: block;
}

.checkbox-group,
.radio-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.checkbox-item,
.radio-item {
    display: flex;
    min-height: 44px;
    align-items: center;
    gap: var(--space-1);
    color: var(--color-text-secondary);
    font-size: 16px;
    cursor: pointer;
}

.checkbox-item input[type="checkbox"],
.radio-item input[type="radio"] {
    width: 18px;
    height: 18px;
    accent-color: var(--color-primary);
}

.toggle {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
}

.toggle input {
    display: none;
}

.toggle-slider {
    position: relative;
    width: 44px;
    height: 24px;
    flex-shrink: 0;
    border-radius: 12px;
    background: #e5dfcf;
    transition: background 0.2s ease;
}

.toggle-slider::after {
    position: absolute;
    top: 3px;
    left: 3px;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--color-bg);
    content: "";
    transition: transform 0.2s ease;
}

.toggle input:checked + .toggle-slider {
    background: var(--color-primary);
}

.toggle input:checked + .toggle-slider::after {
    transform: translateX(20px);
}

.toggle-label {
    color: var(--color-text-secondary);
    font-size: 16px;
}

.grid {
    display: grid;
    gap: var(--space-3);
}

.grid-2 {
    grid-template-columns: 1fr 1fr;
}

.grid-3 {
    grid-template-columns: 1fr 1fr 1fr;
}

.alert {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: var(--space-2);
    padding: 14px 18px;
    border: 1px solid var(--color-border);
    border-radius: 15px;
    background: var(--color-bg);
    color: var(--color-text-secondary);
    font-size: 16px;
}

.alert-success,
.alert-error,
.alert-info,
.alert-warning {
    background: var(--color-bg);
    color: var(--color-primary);
    border-color: var(--color-accent-soft);
}

.table-container {
    overflow-x: auto;
    border-radius: var(--radius-input);
    max-width: 100%;
    -webkit-overflow-scrolling: touch;
}

/* Custom styled claymorphic scrollbar */
.table-container::-webkit-scrollbar {
    height: 8px;
    width: 8px;
}
.table-container::-webkit-scrollbar-track {
    background: var(--color-bg-secondary);
    border-radius: 8px;
}
.table-container::-webkit-scrollbar-thumb {
    background: var(--color-accent-soft);
    border-radius: 8px;
}
.table-container::-webkit-scrollbar-thumb:hover {
    background: var(--color-primary);
}

table {
    width: 100%;
    min-width: 720px;
    border-collapse: separate;
    border-spacing: 0;
}

table th,
table td {
    padding: 16px 20px;
    text-align: left;
    border-bottom: 1px solid rgba(134, 77, 38, 0.04);
    color: var(--color-text-secondary);
    font-size: 15px;
    vertical-align: middle;
}

table th {
    background: var(--color-bg-secondary);
    color: var(--color-primary);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.8px;
    text-transform: uppercase;
    border-bottom: 2px solid rgba(134, 77, 38, 0.08);
}

table tr:first-child th:first-child {
    border-top-left-radius: var(--radius-input);
}
table tr:first-child th:last-child {
    border-top-right-radius: var(--radius-input);
}
table tr:last-child td:first-child {
    border-bottom-left-radius: var(--radius-input);
}
table tr:last-child td:last-child {
    border-bottom-right-radius: var(--radius-input);
}

table tr:hover td {
    background: rgba(206, 174, 128, 0.05);
    color: var(--color-text);
}

table .actions {
    display: flex;
    gap: var(--space-1);
}

.badge {
    display: inline-flex;
    align-items: center;
    min-height: 28px;
    padding: 3px 10px;
    border-radius: 14px;
    background: var(--color-bg);
    color: var(--color-primary);
    border: 1px solid var(--color-accent-soft);
    font-size: 14px;
    font-weight: 500;
}

.badge-success,
.badge-warning,
.badge-danger,
.badge-info {
    background: var(--color-bg);
    color: var(--color-primary);
}

.modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: var(--space-3);
    background: rgba(134, 77, 38, 0.15);
    backdrop-filter: blur(8px);
}

.modal-overlay.active {
    display: flex;
}

.modal {
    width: 100%;
    max-width: 520px;
    max-height: 80vh;
    overflow-y: auto;
}

.modal-header,
.modal-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-2);
    padding: var(--space-3);
    border-bottom: 1px solid #f1efe4;
}

.modal-body {
    padding: var(--space-3);
}

.modal-footer {
    justify-content: flex-end;
    border-top: 1px solid #f1efe4;
    border-bottom: 0;
}

.modal-close {
    display: inline-flex;
    width: 36px;
    height: 36px;
    align-items: center;
    justify-content: center;
    border: none;
    border-radius: 50%;
    background: var(--color-bg);
    color: var(--color-primary);
    cursor: pointer;
    font-size: 20px;
    line-height: 1;
    box-shadow: var(--clay-btn-shadow);
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.modal-close:hover {
    box-shadow: var(--clay-btn-shadow-hover);
    transform: translateY(-1px);
}

.modal-close:active {
    box-shadow: var(--clay-btn-shadow-active);
    transform: translateY(1px);
}

.form-cards {
    display: grid;
    gap: var(--space-2);
}

.form-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    padding: var(--space-3);
    transition: border-color 0.15s ease, box-shadow 0.15s ease, transform 0.15s ease;
}

.form-card:hover {
    border-color: var(--color-accent-soft);
    box-shadow: 
        0px 20px 40px rgba(134, 77, 38, 0.08),
        inset 6px 6px 12px rgba(255, 255, 255, 0.95),
        inset -6px -6px 12px rgba(134, 77, 38, 0.05);
    transform: translateY(-2px);
}

.form-card-info h4 {
    margin-bottom: 4px;
    font-size: 21px;
    font-weight: 600;
}

.form-card-info {
    min-width: 0;
}

.form-card-info p {
    color: var(--color-text-secondary);
    font-size: 16px;
}

.form-card-meta,
.form-card-actions {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.form-card-meta .stat {
    text-align: center;
}

.stat-value {
    color: var(--color-primary);
    font-size: 25px;
    font-weight: 700;
}

.stat-label {
    color: var(--color-text-secondary);
    font-size: 14px;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.builder-layout {
    display: grid;
    grid-template-columns: 280px 1fr;
    align-items: start;
    gap: var(--space-3);
}

.field-palette {
    padding: var(--space-2);
}

.field-palette h4,
.field-editor h4 {
    margin-bottom: var(--space-2);
    color: var(--color-text);
    font-size: 21px;
    font-weight: 500;
}

.field-type-btn {
    display: flex;
    width: 100%;
    min-height: 44px;
    align-items: center;
    gap: 12px;
    margin-bottom: var(--space-1);
    padding: 10px 16px;
    border: 1px solid rgba(134, 77, 38, 0.05);
    border-radius: var(--radius-input);
    background: var(--color-bg);
    color: var(--color-text);
    cursor: pointer;
    font-size: 16px;
    text-align: left;
    box-shadow: var(--clay-btn-shadow);
    transition: border-color 0.15s ease, background 0.15s ease, color 0.15s ease, box-shadow 0.15s ease, transform 0.15s ease;
}

.field-type-btn:hover {
    border-color: var(--color-accent-soft);
    background: var(--color-bg-secondary);
    color: var(--color-primary);
    box-shadow: var(--clay-btn-shadow-hover);
    transform: translateY(-2px);
}

.field-type-btn:active {
    box-shadow: var(--clay-btn-shadow-active);
    transform: translateY(1px);
}

.builder-canvas {
    min-height: 400px;
    overflow: hidden;
}

.canvas-empty {
    display: flex;
    min-height: 400px;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-6) var(--space-3);
    color: var(--color-text-secondary);
    text-align: center;
}

.canvas-empty .icon,
.empty-state .icon {
    margin-bottom: var(--space-2);
    color: var(--color-primary);
    font-size: 50px;
    opacity: 0.8;
}

.canvas-empty h4,
.empty-state h3 {
    margin-bottom: var(--space-1);
    color: var(--color-text);
    font-size: 25px;
}

.canvas-empty p,
.empty-state p {
    color: var(--color-text-secondary);
    font-size: 16px;
}

.builder-field {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: var(--space-2) var(--space-3);
    border-bottom: 1px solid #f1efe4;
    cursor: move;
    transition: background 0.1s ease;
}

.builder-field:hover,
.builder-field.active {
    background: var(--color-bg);
}

.builder-field.active {
    border-left: 3px solid var(--color-primary);
}

.drag-handle {
    flex-shrink: 0;
    padding-top: 4px;
    color: var(--color-primary);
    cursor: grab;
    font-size: 18px;
}

.field-content {
    flex: 1;
    min-width: 0;
}

.field-header,
.field-actions {
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

.field-header {
    flex-wrap: wrap;
    margin-bottom: 4px;
}

.field-label {
    color: var(--color-text);
    font-size: 16px;
    font-weight: 600;
}

.field-type-badge {
    border-radius: 10px;
    background: var(--color-bg);
    color: var(--color-primary);
    padding: 2px 8px;
    font-size: 14px;
    text-transform: uppercase;
}

.field-editor {
    display: none;
    margin-top: var(--space-2);
    padding: var(--space-3);
}

.field-editor.active {
    display: block;
}

.public-form-page {
    display: flex;
    min-height: 100vh;
    align-items: center;
    justify-content: center;
    padding: var(--space-5) var(--space-3);
    background: var(--color-bg);
}

.public-form-container {
    width: 100%;
    max-width: 600px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.public-form-header {
    padding: var(--space-4) var(--space-4) var(--space-3);
    border-bottom: 1px solid #f1efe4;
}

.public-form-header h1 {
    margin-bottom: var(--space-1);
    font-size: 30px;
    line-height: 1.1;
}

.public-form-header p {
    color: var(--color-text-secondary);
    font-size: 16px;
}

.public-form-body {
    padding: var(--space-3) var(--space-4) var(--space-4);
}

.public-form-footer {
    padding: var(--space-2) var(--space-4);
    border-top: 1px solid #f1efe4;
    background: var(--color-bg);
    color: var(--color-text-secondary);
    text-align: center;
    font-size: 14px;
}

.payment-summary {
    display: none;
    margin-bottom: var(--space-2);
    padding: 12px 16px;
    border: 1px solid var(--color-accent-soft);
    border-radius: 15px;
    background: var(--color-bg);
    color: var(--color-primary);
}

.success-page {
    padding: var(--space-6) var(--space-4);
    text-align: center;
}

.check-icon {
    display: flex;
    width: 72px;
    height: 72px;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-3);
    border-radius: 50%;
    background: var(--color-bg);
    color: var(--color-primary);
    box-shadow: var(--shadow-warm);
    font-size: 36px;
}

.success-page h2 {
    margin-bottom: 12px;
    font-size: 30px;
}

.success-page p {
    color: var(--color-text-secondary);
    font-size: 16px;
}

.spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid #e5dfcf;
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

.spinner-lg {
    width: 40px;
    height: 40px;
    border-width: 3px;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.toast {
    max-width: 400px;
    padding: 14px 20px;
    border-radius: 15px;
    background: var(--color-primary);
    color: var(--color-bg);
    box-shadow: var(--shadow-lg);
    font-size: 16px;
    font-weight: 500;
    animation: slideIn 0.3s ease;
}

.toast-success,
.toast-error,
.toast-info {
    background: var(--color-primary);
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.empty-state {
    padding: var(--space-6) var(--space-3);
    text-align: center;
}

.empty-state p {
    margin-bottom: var(--space-3);
}

.share-link-container {
    display: flex;
    gap: var(--space-1);
    margin-top: 12px;
}

@media (max-width: 1024px) {
    .app-layout {
        flex-direction: column;
        min-height: 100vh;
    }

    .sidebar {
        position: sticky;
        inset: 0 0 auto 0;
        width: 100%;
        min-height: auto;
        flex-direction: row;
        flex-wrap: wrap;
        align-items: center;
        border-right: 0;
        border-bottom: 1px solid rgba(134, 77, 38, 0.05);
        box-shadow:
            0px 10px 30px rgba(134, 77, 38, 0.04),
            inset 0px -3px 6px rgba(134, 77, 38, 0.02);
    }

    .sidebar-header {
        flex: 0 0 auto;
        padding: var(--space-2) var(--space-3);
        border-bottom: 0;
    }

    .sidebar-header h1 {
        white-space: nowrap;
    }

    .sidebar-nav {
        flex: 1 1 360px;
        flex-direction: row;
        gap: var(--space-1);
        min-width: 0;
        overflow-x: auto;
        padding: var(--space-2);
        -webkit-overflow-scrolling: touch;
    }

    .sidebar-nav a {
        flex: 0 0 auto;
    }

    .sidebar-nav a:hover {
        transform: translateY(-1px);
    }

    .sidebar-footer {
        display: flex;
        flex: 0 0 auto;
        align-items: center;
        gap: var(--space-1);
        margin-top: 0 !important;
        padding: var(--space-2) var(--space-3) !important;
        border-top: 0 !important;
        border-left: 1px solid #f1efe4;
    }

    .sidebar-footer > div {
        max-width: 160px;
        margin-bottom: 0 !important;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    .sidebar-footer #logout-btn {
        width: auto !important;
        min-width: 104px;
    }

    .main-content {
        width: 100%;
        max-width: 1024px;
        margin: 0 auto;
        padding: var(--space-4);
    }

    .builder-layout {
        grid-template-columns: 1fr;
    }

    .field-palette {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        gap: var(--space-1);
    }

    .field-palette h4 {
        grid-column: 1 / -1;
        margin-bottom: var(--space-1);
    }

    .field-type-btn {
        margin-bottom: 0;
    }

    .grid-2,
    .grid-3 {
        grid-template-columns: 1fr;
    }

    .form-card {
        align-items: flex-start;
        flex-wrap: wrap;
    }

    .form-card-info {
        flex: 1 1 320px;
    }

    .form-card-meta {
        flex: 0 0 auto;
    }

    .form-card-actions {
        flex: 1 1 100%;
        flex-wrap: wrap;
        justify-content: flex-end;
    }
}

@media (max-width: 900px) {
    .page-header {
        align-items: flex-start;
        flex-direction: column;
    }

    .page-header > div:last-child {
        justify-content: flex-start;
    }

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

@media (max-width: 768px) {
    .sidebar {
        position: relative;
        width: 100%;
        flex-direction: column;
        align-items: stretch;
    }

    .sidebar-header {
        padding: var(--space-3);
    }

    .sidebar-header h1 {
        font-size: 20px;
    }

    .sidebar-nav {
        flex: 0 0 auto;
        flex-direction: row;
        flex-wrap: nowrap;
        padding: var(--space-2) var(--space-3);
    }

    .sidebar-footer {
        display: flex;
        width: 100%;
        justify-content: space-between;
        padding: var(--space-2) var(--space-3) !important;
        border-left: 0;
        border-top: 1px solid #f1efe4 !important;
    }

    .main-content {
        max-width: 100%;
        padding: var(--space-3);
    }

    .page-header,
    .form-card,
    .form-card-actions {
        align-items: flex-start;
        flex-direction: column;
    }

    .page-header h2 {
        font-size: 36px;
        line-height: 1.05;
    }

    .form-card-meta {
        width: 100%;
        justify-content: space-around;
    }

    .form-card-actions,
    .page-header > div:last-child,
    .modal-footer,
    .share-link-container {
        width: 100%;
    }

    .form-card-actions .btn,
    .page-header > div:last-child .btn,
    .page-header > div:last-child button,
    .modal-footer .btn,
    .share-link-container .btn {
        width: 100%;
    }

    .public-form-page {
        align-items: flex-start;
        padding: var(--space-3);
    }

    .public-form-header,
    .public-form-body {
        padding: var(--space-3);
    }
}

@media (max-width: 640px) {
    body {
        font-size: 15px;
    }

    :root {
        --space-3: 20px;
        --space-4: 24px;
        --space-5: 32px;
        --radius-surface: 24px;
    }

    .page-header h2 {
        font-size: clamp(30px, 9vw, 34px);
    }

    .public-form-header h1,
    .success-page h2 {
        font-size: 25px;
    }

    .card-header,
    .modal-header,
    .modal-footer {
        align-items: flex-start;
        flex-direction: column;
    }

    .sidebar-nav a {
        padding: 10px 14px;
    }

    .sidebar-footer {
        align-items: stretch;
        flex-direction: column;
    }

    .sidebar-footer > div {
        max-width: 100%;
    }

    .sidebar-footer #logout-btn {
        width: 100% !important;
    }

    .main-content {
        padding: var(--space-2);
    }

    .card-body,
    .field-editor,
    .public-form-header,
    .public-form-body {
        padding: var(--space-2);
    }

    .field-palette {
        grid-template-columns: 1fr 1fr;
    }

    .field-type-btn {
        justify-content: flex-start;
        padding: 10px 12px;
        font-size: 15px;
    }

    .builder-field {
        flex-wrap: wrap;
        padding: var(--space-2);
    }

    .field-actions {
        width: 100%;
        justify-content: flex-end;
    }

    .modal-overlay {
        align-items: flex-end;
        padding: var(--space-1);
    }

    .modal {
        max-height: calc(100vh - 16px);
        border-radius: 24px;
    }

    .toast-container {
        top: auto;
        right: var(--space-1);
        bottom: var(--space-1);
        left: var(--space-1);
    }

    .toast {
        max-width: none;
        width: 100%;
    }

    .share-link-container {
        flex-direction: column;
    }

    table th,
    table td {
        padding: 12px;
        font-size: 14px;
    }
}

@media (max-width: 430px) {
    .field-palette {
        grid-template-columns: 1fr;
    }

    .btn-lg {
        min-height: 48px;
        font-size: 18px;
    }

    .form-card-meta {
        align-items: stretch;
        flex-direction: column;
        gap: var(--space-1);
    }

    .form-card-actions {
        gap: var(--space-1);
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        scroll-behavior: auto !important;
    }
}

/* --- FORM BUILDER REDESIGN --- */

.form-builder-tabs {
    display: flex;
    gap: var(--space-2);
    margin-bottom: var(--space-4);
    border-bottom: 2px solid #f1efe4;
    padding-bottom: 0;
}

.tab-btn {
    background: transparent;
    border: none;
    border-bottom: 3px solid transparent;
    padding: 12px 24px;
    font-size: 16px;
    font-weight: 600;
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
    margin-bottom: -2px;
}

.tab-btn:hover {
    color: var(--color-primary);
    background: rgba(134, 77, 38, 0.05);
    border-top-left-radius: 8px;
    border-top-right-radius: 8px;
}

.tab-btn.active {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
}

.builder-layout-3col {
    display: grid;
    grid-template-columns: 260px 1fr 320px;
    gap: var(--space-4);
    align-items: start;
    min-height: calc(100vh - 200px);
}

.builder-sidebar {
    background: var(--color-bg);
    border-radius: var(--radius-card);
    box-shadow: var(--clay-card-shadow);
    border: 1px solid rgba(134, 77, 38, 0.05);
    padding: var(--space-3);
    position: sticky;
    top: 24px;
    max-height: calc(100vh - 48px);
    overflow-y: auto;
}

.builder-center {
    background: var(--color-bg);
    border-radius: var(--radius-card);
    box-shadow: var(--clay-card-shadow);
    border: 1px solid rgba(134, 77, 38, 0.05);
    padding: var(--space-3);
    min-height: calc(100vh - 200px);
}

.field-editor-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--color-text-secondary);
    min-height: 200px;
}

.tab-content {
    display: none;
    animation: fadeIn 0.3s ease;
}

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

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

@media (max-width: 1200px) {
    .builder-layout-3col {
        grid-template-columns: 220px 1fr 280px;
        gap: var(--space-2);
    }
}

@media (max-width: 900px) {
    .builder-layout-3col {
        grid-template-columns: 1fr;
    }
    .builder-sidebar {
        position: static;
        max-height: none;
    }
}