:root {
    --primary: #4F46E5;
    --primary-hover: #4338CA;
    --text-main: #1F2937;
    --text-muted: #6B7280;
    --bg-glass: rgba(255, 255, 255, 0.7);
    --border-glass: rgba(255, 255, 255, 0.5);
    --shadow-glass: 0 8px 32px 0 rgba(31, 38, 135, 0.07);
    --error: #EF4444;
    --success: #10B981;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background: #f0f4f8;
    color: var(--text-main);
    overflow: hidden;
    position: relative;
    padding: 20px;
}

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

.shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.8;
    animation: float 20s infinite ease-in-out alternate;
}

.shape-1 {
    width: 400px;
    height: 400px;
    background: #ffb6ff;
    top: -100px;
    left: -100px;
    animation-delay: 0s;
}

.shape-2 {
    width: 500px;
    height: 500px;
    background: #a0c4ff;
    bottom: -150px;
    right: -100px;
    animation-delay: -5s;
}

.shape-3 {
    width: 300px;
    height: 300px;
    background: #ffd6a5;
    bottom: 20%;
    left: 20%;
    animation-delay: -10s;
}

@keyframes float {
    0% { transform: translate(0, 0) rotate(0deg); }
    100% { transform: translate(100px, 50px) rotate(45deg); }
}

/* Glassmorphism Container */
.glass-container {
    background: var(--bg-glass);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--border-glass);
    border-radius: 24px;
    padding: 40px;
    width: 100%;
    max-width: 500px;
    box-shadow: var(--shadow-glass);
    position: relative;
    z-index: 1;
    animation: fadeIn 0.8s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Language Selector */
.language-selector {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    margin-bottom: 24px;
}

.lang-btn {
    background: rgba(255, 255, 255, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.6);
    border-radius: 12px;
    font-size: 1.5rem;
    padding: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.lang-btn:hover {
    transform: translateY(-2px);
    background: rgba(255, 255, 255, 0.8);
}

.lang-btn.active {
    background: white;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    border-color: var(--primary);
    transform: scale(1.05);
}

/* Header */
.header {
    text-align: center;
    margin-bottom: 32px;
}

h1 {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 8px;
    background: linear-gradient(135deg, #1F2937, #4F46E5);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

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

/* Form Styles */
.form-group {
    margin-bottom: 20px;
}

label {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--text-main);
}

input, textarea {
    width: 100%;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.8);
    border-radius: 12px;
    font-family: inherit;
    font-size: 1rem;
    color: var(--text-main);
    transition: all 0.3s ease;
}

input:focus, textarea:focus {
    outline: none;
    background: white;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.1);
}

input::placeholder, textarea::placeholder {
    color: #9CA3AF;
}

textarea {
    resize: vertical;
    min-height: 120px;
}

/* Validation Note */
.validation-note {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin: -12px 0 20px 4px;
    font-style: italic;
    transition: color 0.3s ease;
}

.validation-note.error-state {
    color: var(--error);
    font-weight: 500;
}

/* Button */
.submit-btn {
    width: 100%;
    padding: 14px;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    margin-top: 10px;
}

.submit-btn:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(79, 70, 229, 0.3);
}

.submit-btn:active {
    transform: translateY(0);
}

.submit-btn:disabled {
    background: #9CA3AF;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* Spinner */
.spinner {
    display: none;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255,255,255,0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 1s ease-in-out infinite;
}

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

/* Status Message */
.status-message {
    margin-top: 16px;
    text-align: center;
    font-size: 0.95rem;
    font-weight: 500;
    min-height: 24px;
}

.status-success { color: var(--success); }
.status-error { color: var(--error); }

/* reCAPTCHA Container */
.recaptcha-container {
    display: flex;
    justify-content: center;
    margin-bottom: 24px;
}

/* Responsive */
@media (max-width: 600px) {
    .glass-container {
        padding: 30px 20px;
        border-radius: 20px;
    }
    
    h1 { font-size: 1.75rem; }
}