:root {
    --primary: #4f46e5;
    --primary-hover: #4338ca;
    --bg-color: #f8fafc;
    --card-bg: rgba(255, 255, 255, 0.9);
    --text-main: #0f172a;
    --text-muted: #64748b;
    --border-color: #e2e8f0;
    --error: #ef4444;
    --success: #22c55e;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 2rem;
    position: relative;
    overflow-x: hidden;
}

/* Background Shapes */
.background-shapes {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    overflow: hidden;
}

.shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
}

.shape-1 {
    top: -10%;
    right: -5%;
    width: 50vw;
    height: 50vw;
    background: rgba(79, 70, 229, 0.15);
}

.shape-2 {
    bottom: -20%;
    left: -10%;
    width: 60vw;
    height: 60vw;
    background: rgba(56, 189, 248, 0.15);
}

/* Container & Glassmorphism */
.container {
    background: var(--card-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: 24px;
    padding: 2.5rem;
    width: 100%;
    max-width: 540px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.header {
    text-align: center;
    margin-bottom: 2rem;
}

.header h1 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 0.5rem;
}

.header p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Form Styles */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--text-main);
}

.form-group input[type="text"],
.form-group select {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    font-size: 1rem;
    font-family: inherit;
    transition: all 0.2s ease;
    background-color: white;
}

.form-group input[type="text"]:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.1);
}

/* Photo Upload Area */
.photo-upload-group {
    background: rgba(248, 250, 252, 0.5);
    border: 1px dashed var(--border-color);
    border-radius: 16px;
    padding: 1.5rem;
    text-align: center;
}

.file-input {
    display: none;
}

.upload-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background-color: white;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    cursor: pointer;
    font-weight: 500;
    color: var(--text-main);
    transition: all 0.2s ease;
}

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

.upload-hint {
    margin-top: 0.75rem;
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* Cropper Area */
.crop-container {
    margin-top: 1rem;
}

.img-wrapper {
    max-height: 400px;
    width: 100%;
    overflow: hidden;
    border-radius: 12px;
    background-color: #f1f5f9;
}

.img-wrapper img {
    display: block;
    max-width: 100%;
}

.crop-actions {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
    justify-content: flex-end;
}

/* Preview Area */
.preview-container {
    margin-top: 1rem;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.preview-wrapper {
    width: 150px;
    height: 200px; /* 3x4 ratio relative */
    border-radius: 12px;
    overflow: hidden;
    border: 2px solid var(--primary);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

.preview-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Buttons */
.btn {
    padding: 0.6rem 1.25rem;
    border-radius: 10px;
    font-weight: 500;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
}

.btn-primary {
    background-color: var(--primary);
    color: white;
}

.btn-primary:hover {
    background-color: var(--primary-hover);
}

.btn-secondary {
    background-color: white;
    border: 1px solid var(--border-color);
    color: var(--text-main);
}

.btn-secondary:hover {
    background-color: #f1f5f9;
}

.submit-btn {
    width: 100%;
    padding: 1rem;
    background-color: var(--primary);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 1rem;
}

.submit-btn:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px -10px var(--primary);
}

.submit-btn:disabled {
    background-color: #94a3b8;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.mt-2 { margin-top: 0.5rem; }
.mt-4 { margin-top: 1.5rem; }

/* Success Message */
.success-message {
    text-align: center;
    padding: 2rem 0;
}

.success-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    background-color: rgba(34, 197, 94, 0.1);
    color: var(--success);
    border-radius: 50%;
    margin-bottom: 1.5rem;
}

.success-message h2 {
    color: var(--text-main);
    margin-bottom: 0.5rem;
}

.success-message p {
    color: var(--text-muted);
}

/* Warning Box & Checkbox */
.warning-box {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    background-color: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    padding: 1rem;
    border-radius: 12px;
    margin-top: 1.5rem;
    margin-bottom: 1rem;
    color: #991b1b;
}

.warning-box svg {
    flex-shrink: 0;
    color: var(--error);
}

.warning-text {
    font-size: 0.9rem;
    line-height: 1.4;
}

.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.checkbox-group input[type="checkbox"] {
    margin-top: 0.25rem;
    width: 1.1rem;
    height: 1.1rem;
    cursor: pointer;
    accent-color: var(--primary);
}

.checkbox-group label {
    font-size: 0.9rem;
    color: var(--text-main);
    line-height: 1.4;
    cursor: pointer;
}

/* Responsive */
@media (max-width: 640px) {
    .container {
        padding: 1.5rem;
    }
    
    .crop-actions {
        flex-direction: column;
    }
    
    .crop-actions button {
        width: 100%;
    }
}