:root {
    --primary: #1863dc;
    --primary-light: #e8f0fe;
    --text-main: #1a1a1a;
    --text-muted: #666666;
    --bg-page: #f4f6f8;
    --bg-card: #ffffff;
    --border: #e0e0e0;
    --border-focus: #1863dc;
    --error: #cf2e2e;
    --success: #00d084;
    --radius-lg: 24px;
    --radius-md: 12px;
    --radius-sm: 8px;
    --shadow-soft: 0 8px 30px rgba(0, 0, 0, 0.04);
    --font-heading: 'Unbounded', sans-serif;
    --font-body: 'Inter', sans-serif;
    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

body {
    font-family: var(--font-body);
    background-color: var(--bg-page);
    color: var(--text-main);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 2rem 1rem;
}

.app-wrapper {
    width: 100%;
    max-width: 700px;
}

.form-container {
    background-color: var(--bg-card);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-soft);
    padding: 3rem;
    overflow: hidden;
    position: relative;
}

/* Header & Progress */
.form-header {
    margin-bottom: 2.5rem;
    text-align: center;
}

.brand-logo {
    max-width: 120px;
    height: auto;
    margin-bottom: 1.5rem;
    border-radius: 50%;
}

.progress-info {
    font-size: 0.9rem;
    color: var(--text-muted);
    font-weight: 500;
    margin-bottom: 0.8rem;
    text-align: left;
}

.progress-bar {
    width: 100%;
    height: 4px;
    background-color: #f0f0f0;
    border-radius: 2px;
    margin-bottom: 2rem;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background-color: #a4f291; /* Subtle green accent from inspiration */
    width: 25%;
    transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

body .grw-app-wrapper .form-header h1.main-form-title {
    font-family: var(--font-heading) !important;
    font-size: 1.8rem !important;
    font-weight: 700 !important;
    margin-bottom: 1.5rem !important;
    color: var(--text-main) !important;
    line-height: 1.2 !important;
}

body .grw-app-wrapper .form-header h2#stepTitle {
    font-family: var(--font-heading) !important;
    font-size: 1.3rem !important;
    font-weight: 600 !important;
    margin-bottom: 0.5rem !important;
    color: var(--text-main) !important;
    line-height: 1.3 !important;
}

.form-header p#stepDescription {
    color: var(--text-muted) !important;
    font-size: 0.95rem !important;
}

/* Step Content (Animations) */
.step-content {
    display: none;
    opacity: 0;
    transform: translateX(20px);
}

.step-content.active {
    display: block;
    animation: slideIn 0.4s forwards;
}

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

/* Form Groups */
.form-group {
    margin-bottom: 2rem;
}

.grw-app-wrapper label {
    display: block;
    font-weight: 600;
    font-size: 1rem;
    margin-bottom: 0.5rem;
    color: var(--text-main);
}

.grw-app-wrapper .field-hint {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.grw-app-wrapper .required {
    color: var(--error);
}

/* Inputs */
.grw-app-wrapper input[type="text"],
.grw-app-wrapper input[type="email"] {
    width: 100%;
    padding: 1rem 1.2rem;
    border: 1px solid var(--border) !important;
    border-radius: var(--radius-md) !important;
    font-family: var(--font-body) !important;
    font-size: 1rem !important;
    outline: none !important;
    transition: var(--transition);
    background-color: transparent !important;
    color: var(--text-main) !important;
}

.grw-app-wrapper input[type="text"]:focus,
.grw-app-wrapper input[type="email"]:focus {
    border-color: var(--border-focus) !important;
    box-shadow: 0 0 0 4px var(--primary-light) !important;
}

.grw-app-wrapper input[type="text"]::placeholder,
.grw-app-wrapper input[type="email"]::placeholder {
    color: #a0a0a0 !important;
}

/* Select Dropdown */
.grw-app-wrapper .custom-select {
    width: 100%;
    padding: 1rem 1.2rem;
    border: 1px solid var(--border) !important;
    border-radius: var(--radius-md) !important;
    font-family: var(--font-body) !important;
    font-size: 1rem !important;
    outline: none !important;
    transition: var(--transition);
    background-color: transparent !important;
    appearance: none !important;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e") !important;
    background-repeat: no-repeat !important;
    background-position: right 1rem center !important;
    background-size: 1em !important;
    color: var(--text-main) !important;
}

.grw-app-wrapper .custom-select:focus {
    border-color: var(--border-focus) !important;
    box-shadow: 0 0 0 4px var(--primary-light) !important;
}

/* Pill Buttons (Radio alternatives) */
.grw-app-wrapper .pill-group {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
}

body .grw-app-wrapper button.pill-btn {
    background-color: transparent !important;
    background-image: none !important;
    border: 1px solid var(--border) !important;
    border-radius: 30px !important;
    padding: 0.6rem 1.2rem !important;
    font-family: var(--font-body) !important;
    font-size: 0.95rem !important;
    color: var(--text-main) !important;
    cursor: pointer !important;
    transition: var(--transition);
    display: flex !important;
    align-items: center !important;
    gap: 0.5rem !important;
    margin: 0 !important;
    min-height: auto !important;
    line-height: 1.5 !important;
}

body .grw-app-wrapper button.pill-btn:hover {
    border-color: #a0a0a0 !important;
}

body .grw-app-wrapper button.pill-btn.selected {
    background-color: #e5f6e1 !important; /* very light green from inspiration */
    border-color: #a4f291 !important;
    color: var(--text-main) !important;
    font-weight: 500 !important;
}

body .grw-app-wrapper button.pill-btn.selected::before {
    content: '✓';
    display: inline-flex;
    width: 20px;
    height: 20px;
    background-color: #a4f291;
    border-radius: 50%;
    color: #1a1a1a;
    font-size: 12px;
    align-items: center;
    justify-content: center;
}

/* Info Cards */
.info-card {
    background-color: var(--primary-light);
    border-left: 4px solid var(--primary);
    padding: 1.5rem;
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    margin-bottom: 2rem;
}

body .grw-app-wrapper .info-card strong {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--primary) !important;
    font-size: 1.05rem !important;
    font-family: var(--font-heading) !important;
}

.info-card p {
    font-size: 0.9rem;
    color: #333;
}

/* Drag & Drop Zone */
.drag-drop-zone {
    border: 2px dashed var(--border);
    border-radius: var(--radius-lg);
    padding: 3rem 2rem;
    text-align: center;
    background-color: #fafbfc;
    transition: var(--transition);
    cursor: pointer;
}

.drag-drop-zone:hover, .drag-drop-zone.dragover {
    border-color: var(--border-focus);
    background-color: var(--primary-light);
}

.upload-icon {
    width: 64px;
    height: 64px;
    background-color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: var(--text-main);
    box-shadow: 0 4px 10px rgba(0,0,0,0.05);
}

.upload-text {
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.upload-hint {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

body .grw-app-wrapper button.browse-btn {
    background-color: transparent !important;
    border: 1px solid var(--text-main) !important;
    color: var(--text-main) !important;
    padding: 0.6rem 1.5rem !important;
    border-radius: 30px !important;
    font-family: var(--font-body) !important;
    font-weight: 500 !important;
    cursor: pointer !important;
    transition: var(--transition);
}

body .grw-app-wrapper button.browse-btn:hover {
    background-color: var(--text-main) !important;
    color: #ffffff !important;
    border-color: var(--text-main) !important;
}

.error-message {
    color: var(--error);
    font-size: 0.85rem;
    margin-top: 0.8rem;
    font-weight: 500;
}

.success-message {
    color: var(--success);
    font-size: 0.85rem;
    margin-top: 0.8rem;
    font-weight: 500;
}

/* Terms Card */
.terms-card {
    background-color: #fafbfc;
    padding: 2rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
}

.terms-card h3 {
    margin-bottom: 1rem;
    font-family: var(--font-heading);
    font-size: 1.2rem;
    color: var(--text-main);
}

.terms-card p {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.guidelines-recap {
    background-color: white;
    padding: 1rem 1.5rem;
    border-radius: var(--radius-sm);
    margin: 1.5rem 0;
    font-size: 0.9rem;
}

.guidelines-recap ul {
    margin-top: 0.5rem;
    padding-left: 1.5rem;
    color: var(--text-muted);
}

/* Custom Checkbox */
body .grw-app-wrapper .checkbox-container {
    display: flex !important;
    flex-direction: row !important;
    align-items: center !important;
    flex-wrap: nowrap !important;
    gap: 12px !important;
    margin-top: 1.5rem !important;
    cursor: pointer !important;
    user-select: none !important;
}

.checkbox-container input {
    position: absolute !important;
    opacity: 0 !important;
    cursor: pointer !important;
    height: 0 !important;
    width: 0 !important;
    margin: 0 !important;
}

.checkmark {
    position: relative;
    flex-shrink: 0;
    height: 24px;
    width: 24px;
    background-color: white;
    border: 2px solid var(--border);
    border-radius: 6px;
    transition: var(--transition);
}

.checkbox-container:hover input ~ .checkmark {
    border-color: var(--primary);
}

.checkbox-container input:checked ~ .checkmark {
    background-color: var(--primary);
    border-color: var(--primary);
}

.checkmark:after {
    content: "";
    position: absolute;
    display: none;
}

.checkbox-container input:checked ~ .checkmark:after {
    display: block;
}

.checkbox-container .checkmark:after {
    left: 7px;
    top: 3px;
    width: 6px;
    height: 11px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.checkbox-text {
    font-weight: 600;
    font-size: 0.95rem;
    line-height: 1.2;
}

/* Actions */
.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
    margin-top: 2.5rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border);
}

body .grw-app-wrapper button.btn-primary, 
body .grw-app-wrapper button.btn-secondary {
    height: 48px !important;
    align-items: center !important;
    justify-content: center !important;
    padding: 0 1.5rem !important;
    border-radius: 30px !important;
    font-family: var(--font-body) !important;
    font-weight: 600 !important;
    font-size: 1rem !important;
    cursor: pointer !important;
    transition: var(--transition);
    margin: 0 !important;
}

body .grw-app-wrapper button.btn-primary.show, 
body .grw-app-wrapper button.btn-secondary.show,
body .grw-app-wrapper button#nextBtn,
body .grw-app-wrapper button#prevBtn {
    display: inline-flex; /* Let JS or specific IDs manage display */
}

body .grw-app-wrapper button.btn-primary {
    background-color: #a4f291 !important; /* Vibrant CTA */
    background-image: none !important;
    color: #1a1a1a !important;
    border: 1px solid #a4f291 !important;
}

body .grw-app-wrapper button.btn-primary:hover {
    background-color: #8ce876 !important;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(164, 242, 145, 0.4) !important;
}

body .grw-app-wrapper button.btn-primary:active {
    transform: translateY(0);
}

body .grw-app-wrapper button.btn-secondary {
    background-color: transparent !important;
    background-image: none !important;
    color: var(--text-main) !important;
    border: 1px solid var(--border) !important;
}

body .grw-app-wrapper button.btn-secondary:hover {
    border-color: var(--text-main) !important;
}

#submitBtn {
    display: none; /* Hidden by default */
}

.spinner {
    margin-left: 8px;
    animation: spin 1.5s linear infinite;
}

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

/* Success Screen */
.success-container {
    display: none;
    text-align: center;
    padding: 3rem 1rem;
    animation: slideIn 0.5s ease;
}

.success-container.active {
    display: block;
}

.success-icon {
    width: 80px;
    height: 80px;
    background-color: #e5f6e1;
    color: var(--success);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    margin: 0 auto 1.5rem;
}

.success-container h2 {
    font-family: var(--font-heading);
    margin-bottom: 1rem;
    color: var(--text-main);
}

.success-container p {
    color: var(--text-muted);
    margin-bottom: 2rem;
}

/* Responsive */
@media (max-width: 600px) {
    .form-container {
        padding: 2rem 1.5rem;
    }
    
    .form-header h1 {
        font-size: 1.5rem;
    }
    
    .drag-drop-zone {
        padding: 2rem 1rem;
    }
}