:root {
    --turquoise: #00B8A9;
    --turquoise-dark: #00796B;
    --turquoise-light: #B2F2E6;
    --neutral-dark: #212121;
    --gray-soft: #F5F5F5;
    --coral: #FF6F61;

    /* Glass / transparence (Formulaire Premium) */
    --glass-bg: rgba(255, 255, 255, 0.58);
    --glass-bg-strong: rgba(255, 255, 255, 0.74);
    --glass-border: rgba(15, 23, 42, 0.12);
    --title-font: 'Orbitron', 'Montserrat', 'Inter', sans-serif;
    --title-shadow-soft: 0 1px 2px rgba(120, 120, 120, 0.45);
    --title-shadow-3d: 0 1px 0 rgba(245, 245, 245, 0.85),
                       0 2px 0 rgba(210, 210, 210, 0.9),
                       0 3px 0 rgba(175, 175, 175, 0.85),
                       0 6px 12px rgba(110, 110, 110, 0.28);
}

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

body {
    font-family: 'Inter', sans-serif;
    background: radial-gradient(circle at 12% 18%, rgba(34, 211, 238, 0.10), transparent 28%),
                radial-gradient(circle at 82% 8%, rgba(248, 180, 0, 0.10), transparent 30%),
                linear-gradient(135deg, #ffffff 0%, #f1f5f9 50%, #ffffff 100%);
    padding: 24px;
    min-height: 100vh;
    color: #0f172a;
    position: relative;
    overflow-x: hidden;
}

body::after {
    content: '';
    position: fixed;
    inset: 0;
    pointer-events: none;
    background-image:
        linear-gradient(rgba(15,23,42,0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(15,23,42,0.06) 1px, transparent 1px);
    background-size: 120px 120px, 120px 120px;
    opacity: 0.55;
    z-index: 0;
}

h1, h2, h3, h4, h5, h6, .panel-title {
    font-family: 'Montserrat', 'Inter', sans-serif;
}

/* Landing turquoise */
.page-bg {
    position: fixed;
    inset: 0;
    background: radial-gradient(circle at 10% 20%, rgba(0,184,169,0.12), transparent 35%),
                radial-gradient(circle at 80% 0%, rgba(178,242,230,0.45), transparent 35%),
                linear-gradient(135deg, #ffffff 0%, #f7fffd 100%);
    z-index: -2;
}

.page-grid {
    position: fixed;
    inset: 0;
    background-image: linear-gradient(rgba(0,184,169,0.06) 1px, transparent 1px),
                      linear-gradient(90deg, rgba(0,184,169,0.06) 1px, transparent 1px);
    background-size: 120px 120px, 120px 120px;
    mask-image: radial-gradient(circle at 30% 20%, rgba(0,0,0,0.3) 0%, transparent 60%);
    pointer-events: none;
    z-index: -1;
}

.landing-wrapper {
    max-width: 1280px;
    margin: 0 auto;
    padding: 24px 24px 48px;
}

.landing-header {
    position: sticky;
    top: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding: 14px 18px;
    border-radius: 14px;
    background: rgba(255,255,255,0.72);
    backdrop-filter: blur(14px);
    border: 1px solid rgba(0,184,169,0.12);
    box-shadow: 0 18px 48px -24px rgba(0,0,0,0.2);
    z-index: 10;
}

.brand-mark {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 800;
    letter-spacing: 0.08em;
    color: var(--turquoise);
    text-transform: uppercase;
}

.brand-logo {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: linear-gradient(150deg, var(--turquoise) 0%, var(--turquoise-dark) 100%);
    display: grid;
    place-items: center;
    color: white;
    font-weight: 800;
    font-size: 20px;
    box-shadow: 0 12px 28px rgba(0,184,169,0.35);
}

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

.nav-links a {
    padding: 10px 14px;
    border-radius: 10px;
    color: var(--neutral-dark);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.2s ease;
}

.nav-links a:hover {
    color: var(--turquoise-dark);
    background: rgba(0,184,169,0.08);
}

.pill {
    padding: 10px 16px;
    border-radius: 999px;
    border: 1px solid rgba(0,184,169,0.25);
    background: linear-gradient(120deg, rgba(0,184,169,0.16), rgba(0,121,107,0.12));
    color: var(--turquoise-dark);
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.hero {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    align-items: center;
    gap: 40px;
    padding: 64px 24px;
}

.hero h1 {
    font-size: clamp(36px, 5vw, 56px);
    line-height: 1.05;
    letter-spacing: -0.5px;
    color: var(--neutral-dark);
}

.hero p {
    margin: 16px 0 26px;
    font-size: 18px;
    color: rgba(33,33,33,0.78);
}

.cta-row {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}

.btn-primary {
    padding: 14px 18px;
    border-radius: 12px;
    border: none;
    background: linear-gradient(140deg, var(--turquoise) 0%, var(--turquoise-dark) 100%);
    color: white;
    font-weight: 700;
    box-shadow: 0 14px 30px rgba(0,184,169,0.35);
    cursor: pointer;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.btn-primary:hover {
    transform: translateY(-2px) scale(1.01);
    box-shadow: 0 18px 34px rgba(0,184,169,0.4);
}

.btn-outline {
    padding: 14px 18px;
    border-radius: 12px;
    border: 1.5px solid var(--turquoise);
    background: white;
    color: var(--turquoise-dark);
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-outline:hover {
    background: var(--turquoise-light);
    color: var(--neutral-dark);
    transform: translateY(-1px);
}

.hero-card {
    background: white;
    border-radius: 20px;
    padding: 18px;
    border: 1px solid rgba(0,184,169,0.18);
    box-shadow: 0 20px 44px -24px rgba(0,0,0,0.3);
    position: relative;
    overflow: hidden;
}

.hero-card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(145deg, rgba(0,184,169,0.14), rgba(178,242,230,0.08));
    opacity: 0.8;
    pointer-events: none;
}

.stat-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-top: 14px;
}

.stat {
    background: rgba(0,184,169,0.08);
    border: 1px solid rgba(0,184,169,0.16);
    border-radius: 12px;
    padding: 12px;
    font-weight: 700;
    color: var(--turquoise-dark);
    text-align: center;
}

.section-title {
    font-size: 24px;
    letter-spacing: -0.2px;
    margin-bottom: 16px;
    color: var(--neutral-dark);
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 16px;
}

.card {
    background: white;
    border-radius: 16px;
    padding: 18px;
    border: 1px solid rgba(0,0,0,0.04);
    box-shadow: 0 14px 38px -26px rgba(0,0,0,0.35);
    transition: transform 0.18s ease, box-shadow 0.18s ease, border 0.18s ease;
}

.card:hover {
    transform: translateY(-4px);
    border-color: rgba(0,184,169,0.35);
    box-shadow: 0 18px 40px -28px rgba(0,0,0,0.4);
}

.chip {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 10px;
    border-radius: 999px;
    background: rgba(0,184,169,0.08);
    color: var(--turquoise-dark);
    font-weight: 600;
    font-size: 12px;
}

.pricing {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 18px;
}

.price-card {
    border: 1.2px solid rgba(0,184,169,0.2);
    border-radius: 18px;
    padding: 20px;
    background: linear-gradient(160deg, white 0%, rgba(178,242,230,0.35) 100%);
    box-shadow: 0 16px 36px -28px rgba(0,0,0,0.35);
}

.price-card h3 { margin-bottom: 8px; }
.price-card .price { font-size: 28px; font-weight: 800; color: var(--turquoise-dark); }

.badge {
    padding: 6px 10px;
    border-radius: 10px;
    background: rgba(0,184,169,0.1);
    color: var(--turquoise-dark);
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.section-shell { margin: 48px 0; }

@media (max-width: 1024px) {
    .hero { grid-template-columns: 1fr; padding: 48px 12px; }
    .landing-header { position: sticky; top: 8px; }
}

@media (max-width: 720px) {
    .landing-wrapper { padding: 18px 14px 32px; }
    .hero h1 { font-size: 32px; }
    .nav-links { display: none; }
}

/* Styles Premium - Color Pickers Raffinés */
input[type="color"] {
    -webkit-appearance: none;
    appearance: none;
    border: 1px solid #e2e8f0;
    width: 24px;
    height: 24px;
    padding: 0;
    border-radius: 4px; /* Carré arrondi élégant */
    overflow: hidden;
    cursor: pointer;
    box-shadow: 0 1px 2px rgba(0,0,0,0.05);
    transition: transform 0.2s, box-shadow 0.2s;
}

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

input[type="color"]::-webkit-color-swatch {
    border: none;
}

input[type="color"]:hover {
    transform: scale(1.1);
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

/* Appliquer uppercase uniquement aux titres principaux */
h1, h2, .panel-title {
    text-transform: uppercase;
    font-weight: 600;
    letter-spacing: -0.5px;
}

/* Boutons et autres éléments en casse normale pour look premium */
h3, h4, h5, h6,
.btn-add-element,
.btn-pdf,
.btn-html,
.btn-generate,
.btn-save,
.btn-load,
label,
button {
    text-transform: none;
    letter-spacing: normal;
}

/* Permettre les minuscules dans les champs de saisie */
input,
textarea,
select,
.element-input,
.config-input,
input[type="text"],
input[type="email"],
input[type="tel"],
input[type="number"],
.config-panel input,
.config-panel textarea,
.config-panel select,
[contenteditable="true"] {
    text-transform: none !important;
    font-variant: normal !important;
    font-family: Arial, sans-serif !important;
}

input::placeholder,
textarea::placeholder {
    text-transform: none !important;
}

/* Forcer les minuscules dans tous les champs éditables */
.form-element input,
.form-element textarea,
.form-element select,
.preview-panel input,
.preview-panel textarea,
.preview-panel select {
    text-transform: none !important;
}

.main-container {
    max-width: 100%;
    margin: 0;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
    min-height: 100vh;
}

.panel {
    background: var(--glass-bg-strong);
    border-radius: 18px;
    padding: 28px;
    box-shadow: 0 20px 60px -40px rgba(2, 6, 23, 0.18), 0 1px 0 rgba(255,255,255,0.6) inset;
    position: sticky;
    top: 10px;
    overflow-y: auto;
    max-height: calc(100vh - 20px);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(12px);
    color: #0f172a;
}

.panel:first-child {
    border-right: none;
}

.panel-header {
    border-bottom: 1px solid rgba(15,23,42,0.10);
    padding-bottom: 18px;
    margin-bottom: 22px;
    display: flex;
    align-items: center;
    gap: 12px;
    position: relative;
}

.panel-header h2 {
    font-size: 1.5rem;
    color: #0f172a;
    margin: 0;
    font-weight: 700;
    font-family: var(--title-font);
    text-shadow: var(--title-shadow-3d);
}

.add-element-section > h3,
.add-element-header h3 {
    font-family: var(--title-font);
    text-shadow: var(--title-shadow-soft);
}

/* Boutons de partage / actions (si tu veux Orbitron aussi) */
.action-buttons .btn-action {
    font-family: var(--title-font);
    font-weight: 800;
    font-size: 16px;
    letter-spacing: 0.2px;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.18);
}

.add-element-section {
    background: var(--glass-bg);
    padding: 20px;
    border-radius: 12px;
    border: 1px solid var(--glass-border);
    margin-bottom: 20px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 18px 50px -38px rgba(2, 6, 23, 0.16);
    backdrop-filter: blur(10px);
}

.add-element-section.sticky {
    position: sticky;
    top: 10px;
    z-index: 180;
    box-shadow: 0 6px 16px rgba(0,0,0,0.18);
}

.add-element-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    user-select: none;
    padding: 5px 10px;
    margin: -5px -10px;
    border-radius: 6px;
    transition: background 0.2s;
}

.add-element-header:hover {
    background: rgba(15,23,42,0.03);
}

.add-element-header h3 {
    margin: 0 !important;
    font-size: 1.25rem !important;
    display: flex;
    align-items: center;
    gap: 10px;
}

.add-element-section.collapsed {
    padding-bottom: 0;
    padding-top: 15px;
    border-color: #cbd5e1;
}

.add-element-section .element-buttons {
    transition: max-height 0.6s cubic-bezier(0.4, 0, 0.2, 1),
                opacity 0.4s ease,
                margin 0.4s ease,
                transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
    max-height: 800px;
    opacity: 1;
    transform-origin: top;
}

.add-element-section.collapsed .element-buttons {
    max-height: 0;
    opacity: 0;
    margin: 0;
    transform: scaleY(0);
}

.shutter-icon {
    transition: transform 0.4s ease;
    font-size: 24px;
    color: #2196F3;
}

.add-element-section.collapsed .shutter-icon {
    transform: rotate(180deg);
}

.add-element-section h3 {
    margin-bottom: 15px;
    color: #0f172a;
    font-size: 22px;
    letter-spacing: 0.8px;
}

.add-element-section.collapsed h3 {
    margin-bottom: 5px;
}

.color-settings {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-bottom: 20px;
}

.color-input-group {
    display: flex;
    align-items: center;
    gap: 10px;
    background: #ffffff;
    border: 1px solid rgba(15,23,42,0.10);
    padding: 10px 12px;
    border-radius: 10px;
    transition: border-color 0.2s, background 0.2s;
}

.color-input-group:hover {
    border-color: rgba(34, 211, 238, 0.45);
    background: rgba(34, 211, 238, 0.06);
}

.color-input-group label {
    font-size: 0.85rem;
    color: #334155;
    margin: 0;
    flex-grow: 1;
}

.color-input-group input[type="color"] {
    width: 24px;
    height: 24px;
    padding: 0;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    background: none;
    appearance: none;
}

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

.color-input-group input[type="color"]::-webkit-color-swatch {
    border: 1px solid rgba(0,0,0,0.1);
    border-radius: 4px;
}

.element-buttons {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
    padding: 8px;
}

.btn-add-element {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    padding: 10px;
    background: #f8fafc;
    color: #0f172a;
    border: 1px solid rgba(15,23,42,0.12);
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    font-size: 0.75rem;
    font-weight: 500;
    box-shadow: 0 16px 40px -34px rgba(2, 6, 23, 0.22);
    opacity: 1;
}

.btn-add-element:hover {
    background: rgba(34, 211, 238, 0.14);
    border-color: rgba(34, 211, 238, 0.75);
    transform: translateY(-2px);
    box-shadow: 0 16px 42px -20px rgba(34, 211, 238, 0.35);
    color: #0f172a;
}

.btn-add-element i {
    font-size: 1.25rem;
    color: #475569;
    transition: color 0.2s;
}

.btn-add-element:hover i {
    color: #0891b2;
}


.form-elements {
    min-height: 300px;
    max-width: 940px;
    margin: 0 auto;
}

.form-element {
    background: var(--glass-bg-strong);
    border: 2px solid rgba(15, 107, 115, 0.35);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 18px;
    position: relative;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
    cursor: move;
    width: 100%;
    max-width: 940px;
    min-height: 140px;
    margin-left: auto;
    margin-right: auto;
    box-shadow: 0 10px 28px rgba(0, 0, 0, 0.08);
    backdrop-filter: blur(10px);
    display: grid;
    grid-template-columns: 1fr;
    row-gap: 12px;
}

.preview-wrapper.preview-highlight {
    outline: 3px solid #000;
    box-shadow: 0 0 0 4px rgba(0,0,0,0.15);
    transition: outline 0.25s ease, box-shadow 0.25s ease;
}

/* Styles pour les wrappers et conteneurs */
.preview-wrapper {
    position: relative;
    margin-bottom: 20px;
    clear: both;
    overflow: visible;
}

.preview-wrapper-libre {
    margin-bottom: 0;
}

.texte-container,
.photo-container-libre {
    box-sizing: border-box;
}

.form-element:hover {
    border-color: #000000;
    box-shadow: 0 10px 0 rgba(0, 0, 0, 0.12);
    transform: translateY(-2px);
}

.form-element.drag-over-top {
    border-top: 4px solid #2196F3;
    margin-top: 10px;
}

.form-element.drag-over-bottom {
    border-bottom: 4px solid #2196F3;
    margin-bottom: 10px;
}

.element-controls {
    display: flex;
    gap: 5px;
    position: absolute;
    top: 10px;
    right: 10px;
}

.btn-control {
    width: 30px;
    height: 30px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-up { background: #4CAF50; color: white; }
.btn-down { background: #2196F3; color: white; }
.btn-duplicate { background: #FF9800; color: white; }
.btn-delete { background: #f44336; color: white; }

.btn-control:hover {
    transform: scale(1.1);
    box-shadow: 0 2px 8px rgba(0,0,0,0.3);
}

.element-content {
    margin-right: 120px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.element-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
    color: #0f6b73;
    font-size: 14px;
    text-transform: uppercase;
    margin-bottom: 4px;
    letter-spacing: 0.5px;
    padding: 10px 12px;
    border-radius: 10px;
    background: rgba(111, 184, 181, 0.15);
    border: 1px solid rgba(15, 107, 115, 0.25);
    width: fit-content;
}

.preview-richtext {
    white-space: pre-wrap;
    word-break: break-word;
    line-height: 1.6;
}

.preview-richtext p {
    margin: 0 0 0.6em 0;
}

.preview-richtext ul,
.preview-richtext ol {
    margin: 0 0 0.6em 1.25em;
    padding-left: 1.25em;
}

.element-input {
    width: 100%;
    padding: 8px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 14px;
    margin-bottom: 8px;
    text-transform: none !important;
}

.preview-section {
    max-height: calc(100vh - 200px);
    overflow-y: auto;
    overflow-x: hidden;
}

.preview-form {
    background: var(--glass-bg-strong);
    padding: 22px;
    border-radius: 14px;
    position: relative;
    overflow: visible;
    max-width: 1100px;
    margin: 0 auto;
    border: 1px solid var(--glass-border);
    box-shadow: 0 22px 60px -44px rgba(2, 6, 23, 0.22);
    backdrop-filter: blur(10px);
    min-height: 600px;
}

.preview-form::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

.preview-element {
    margin-bottom: 20px;
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    gap: 12px;
    align-items: stretch;
    width: min(100%, 900px);
    margin-left: auto;
    margin-right: auto;
}

.preview-element > * {
    margin: 0;
}

.preview-element label {
    margin: 0;
    line-height: 1.4;
}

.preview-title {
    font-size: 36px;
    font-weight: bold;
    color: #1a1a1a;
    margin-bottom: 10px;
    letter-spacing: 1.5px;
    text-transform: none;
}

.preview-subtitle {
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 8px;
    border-left: 4px solid #2196F3;
    padding-left: 10px;
    letter-spacing: 0.8px;
}

.preview-text {
    font-size: 14px;
    line-height: 1.6;
}

.preview-input, .preview-textarea, .preview-select {
    width: 100%;
    padding: 10px;
    border: 2px solid #e0e0e0;
    border-radius: 4px;
    font-size: 14px;
    line-height: 1.5;
    margin: 0;
}

.preview-input:focus, .preview-textarea:focus, .preview-select:focus {
    outline: none;
    border-color: #2196F3;
}

.preview-textarea {
    min-height: 80px;
    resize: vertical;
}

.preview-checkbox-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin: 0;
}

.preview-checkbox {
    display: flex;
    align-items: center;
    gap: 8px;
}

.action-buttons {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid rgba(15,23,42,0.10);
}

.btn-action {
    padding: 14px 12px;
    border: 1px solid rgba(15,23,42,0.12);
    border-radius: 10px;
    font-weight: 600;
    font-size: 15px;
    cursor: pointer;
    transition: all 0.25s ease;
    text-transform: none;
    letter-spacing: 0.5px;
    font-family: 'Inter', sans-serif;
    background: #f8fafc;
    color: #0f172a;
    box-shadow: 0 18px 46px -36px rgba(2, 6, 23, 0.22);
}

.btn-pdf {
    background: linear-gradient(145deg, #0b1224 0%, #0f172a 50%, #0b1224 100%);
    color: #f8fafc;
    border: 1px solid rgba(248, 180, 0, 0.6);
    box-shadow: 0 18px 50px -28px rgba(248, 180, 0, 0.5);
}

.btn-pdf:hover {
    background: linear-gradient(145deg, #fbbf24 0%, #f59e0b 100%);
    color: #0b1224;
    transform: translateY(-2px);
    box-shadow: 0 20px 60px -24px rgba(245, 158, 11, 0.55);
}

.btn-clear {
    background: linear-gradient(145deg, #ef4444 0%, #b91c1c 100%);
    color: #ffffff;
    border: 1px solid rgba(239, 68, 68, 0.65);
    box-shadow: 0 18px 46px -34px rgba(239, 68, 68, 0.55);
}

.btn-clear:hover {
    background: linear-gradient(145deg, #f87171 0%, #ef4444 100%);
    transform: translateY(-2px);
    box-shadow: 0 22px 60px -30px rgba(239, 68, 68, 0.6);
}

.btn-save {
    background: linear-gradient(145deg, #22c55e 0%, #16a34a 100%);
    color: #f8fafc;
    border: 1px solid rgba(34,197,94,0.65);
}

.btn-save:hover {
    background: linear-gradient(145deg, #34d399 0%, #22c55e 100%);
    transform: translateY(-2px);
    box-shadow: 0 18px 42px -28px rgba(52, 211, 153, 0.45);
}

.option-item {
    display: flex;
    gap: 8px;
    margin-bottom: 5px;
}

.option-input {
    flex: 1;
    padding: 6px;
    border: 1px solid #ddd;
    border-radius: 4px;
}

.btn-remove-option {
    padding: 6px 12px;
    background: #f44336;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

.btn-add-option {
    padding: 8px;
    background: #4CAF50;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    width: 100%;
    margin-top: 5px;
}

.btn-add-element {
    cursor: grab;
}

.btn-add-element:active {
    cursor: grabbing;
}

.form-elements {
    min-height: 300px;
}

.form-elements.drag-over {
    background: #e3f2fd;
    border: 2px dashed #2196F3;
}

.align-controls {
    display: flex;
    gap: 5px;
    margin-top: 8px;
    padding: 8px;
    background: #f5f5f5;
    border-radius: 4px;
}

.btn-align {
    padding: 6px 12px;
    border: 1px solid #ddd;
    background: white;
    cursor: pointer;
    border-radius: 4px;
    font-size: 12px;
    transition: all 0.2s;
}

.btn-align.active {
    background: #2196F3;
    color: white;
    border-color: #2196F3;
}

.btn-align:hover {
    background: #e3f2fd;
}

@keyframes highlight {
    0%, 100% { background: #f9f9f9; }
    50% { background: #e3f2fd; }
}

@media (max-width: 1200px) {
    .main-container {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .panel {
        padding: 20px;
    }

    .element-buttons {
        grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    }

    .color-settings {
        grid-template-columns: 1fr;
    }

    .action-buttons {
        grid-template-columns: 1fr !important;
    }
}

/* Mode sombre */
body.dark-mode {
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a1a 100%);
}

body.dark-mode .panel {
    background: #2d2d2d;
    color: #e0e0e0;
}

body.dark-mode .panel-header h2 {
    color: #42A5F5;
}

body.dark-mode .form-element {
    background: #1a1a1a;
    border-color: #444;
}

body.dark-mode .element-input,
body.dark-mode .option-input {
    background: #333;
    color: #e0e0e0;
    border-color: #555;
}

body.dark-mode .element-label {
    color: #42A5F5;
}

body.dark-mode .add-element-section {
    background: #1a1a1a;
    border-color: #2196F3;
}

body.dark-mode .add-element-section h3 {
    color: #42A5F5;
}

body.dark-mode .btn-add-element {
    background: #333;
    color: #42A5F5;
}

body.dark-mode .btn-add-element:hover {
    background: linear-gradient(135deg, #2196F3 0%, #42A5F5 100%);
    color: white;
}

.dark-mode-toggle {
    position: fixed;
    top: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: 2px solid #2196F3;
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    color: #2196F3;
    font-size: 24px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
    z-index: 1000;
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}

/* Éditeur d'images */
.image-editor-container {
    position: relative;
    display: inline-block;
}

.image-editor-selected {
    outline: 3px solid #2196F3 !important;
    outline-offset: 2px;
}

.image-resize-handle {
    position: absolute;
    width: 15px;
    height: 15px;
    background: #2196F3;
    border: 2px solid white;
    border-radius: 50%;
    cursor: pointer;
    z-index: 10;
}

.image-resize-handle.nw { top: -7px; left: -7px; cursor: nw-resize; }
.image-resize-handle.ne { top: -7px; right: -7px; cursor: ne-resize; }
.image-resize-handle.sw { bottom: -7px; left: -7px; cursor: sw-resize; }
.image-resize-handle.se { bottom: -7px; right: -7px; cursor: se-resize; }

.image-position-btn {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: #2196F3;
    color: white;
    border: 2px solid white;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    cursor: pointer;
    font-size: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    box-shadow: 0 2px 8px rgba(0,0,0,0.3);
}

.image-position-btn:hover {
    background: #1976D2;
    transform: translate(-50%, -50%) scale(1.1);
}

/* Poignée générique de redimensionnement (aperçu) */
.resize-handle {
    position: absolute;
    right: -6px;
    bottom: -6px;
    width: 20px;
    height: 20px;
    background: #2196F3;
    border-radius: 6px;
    cursor: nwse-resize;
    box-shadow: 0 3px 10px rgba(0,0,0,0.25);
    z-index: 180;
    pointer-events: auto;
    transition: transform 0.15s ease, background 0.15s ease, box-shadow 0.15s ease;
}

.resize-handle:hover {
    transform: scale(1.12);
    background: #0f6b73;
    box-shadow: 0 5px 14px rgba(0,0,0,0.35);
}

.dark-mode-toggle:hover {
    transform: scale(1.1) rotate(20deg);
    box-shadow: 0 6px 20px rgba(33, 150, 243, 0.4);
}

body.dark-mode .dark-mode-toggle {
    background: linear-gradient(135deg, #2196F3 0%, #42A5F5 100%);
    color: white;
}

/* Styles pour le mode détaché */
body.preview-only-mode {
    padding: 0;
}

body.preview-only-mode .main-container {
    grid-template-columns: 1fr;
}

body.preview-only-mode .panel:first-child {
    display: none;
}

body.preview-only-mode .panel {
    box-shadow: none;
    padding: 15px;
}

body.preview-only-mode .dark-mode-toggle,
body.preview-only-mode .panel-header .btn-detacher,
body.preview-only-mode .action-buttons,
body.preview-only-mode .add-element-section {
    display: none !important;
}

/* Fenêtre principale quand l’aperçu est détaché : 1 seule colonne */
body.preview-detached-mode .main-container {
    grid-template-columns: 1fr;
}

body.preview-detached-mode .panel:first-child {
    border-right: none;
    border-bottom: 3px solid #2196F3;
}