.container {
    max-width: 1400px;
    padding: 0 20px;
    margin-top: 60px;
}

/* Header */
header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo {
    font-size: 28px;
    font-weight: 600;
    color: #2d3436;
    text-decoration: none;
    letter-spacing: -0.5px;
}

.nav {
    display: flex;
    gap: 40px;
}

.nav a {
    color: #636e72;
    text-decoration: none;
    font-weight: 400;
    font-size: 15px;
    letter-spacing: 0.3px;
    transition: all 0.3s ease;
    position: relative;
}

.nav a:hover {
    color: #2d3436;
}

.nav a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 1px;
    bottom: -5px;
    left: 0;
    background: #00b894;
    transition: width 0.3s ease;
}

.nav a:hover::after {
    width: 100%;
}

/* Main Content */
.main-content {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
}

.register-container {
    display: grid;
    grid-template-columns: 400px 1fr;
    gap: 80px;
    align-items: center;
    max-width: 1000px;
    width: 100%;
}

/* Register Form */
.register-form {
    background: white;
    padding: 48px 40px;
    border-radius: 24px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.06);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.form-title {
    font-family: 'Playfair Display', serif;
    font-size: 32px;
    font-weight: 500;
    color: #2d3436;
    margin-bottom: 8px;
    text-align: center;
}

.form-subtitle {
    text-align: center;
    color: #636e72;
    margin-bottom: 32px;
    font-size: 15px;
}

/* Hero Section */
.hero-section {
    text-align: left;
}

.hero-title {
    font-size: 48px;
    font-weight: 500;
    color: #2d3436;
    line-height: 1.2;
    margin-bottom: 24px;
    letter-spacing: -1px;
}

.hero-subtitle {
    font-size: 18px;
    color: #636e72;
    line-height: 1.6;
    margin-bottom: 40px;
    font-weight: 300;
}

.benefits-list {
    list-style: none;
    margin-bottom: 40px;
}

.benefits-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
    color: #2d3436;
    font-size: 15px;
}

.benefits-list li::before {
    content: '✨';
    font-size: 20px;
}

.hero-image {
    width: 100%;
    height: 300px;
    background: linear-gradient(45deg, #00b894, #00cec9);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 64px;
    box-shadow: 0 20px 40px rgba(0, 184, 148, 0.15);
}

/* Messages */
.message {
    padding: 16px 20px;
    border-radius: 12px;
    margin-bottom: 24px;
    font-size: 14px;
    font-weight: 500;
}

.message.error {
    background: rgba(231, 76, 60, 0.1);
    color: #e74c3c;
    border: 1px solid rgba(231, 76, 60, 0.2);
}

/* Form Fields */
.form-group {
    margin-bottom: 24px;
}

.form-label {
    display: block;
    margin-bottom: 8px;
    color: #2d3436;
    font-weight: 500;
    font-size: 14px;
    letter-spacing: 0.3px;
}

.form-input {
    width: 100%;
    padding: 16px 20px;
    border: 1.5px solid #e9ecef;
    border-radius: 12px;
    font-size: 16px;
    transition: all 0.3s ease;
    background: #f8f9fa;
    color: #2d3436;
}

.form-input:focus {
    outline: none;
    border-color: #00b894;
    background: white;
    box-shadow: 0 0 0 3px rgba(0, 184, 148, 0.1);
}

.form-input::placeholder {
    color: #adb5bd;
}

.field-error {
    color: #e74c3c;
    font-size: 13px;
    margin-top: 6px;
    font-weight: 400;
}

/* Password Strength Indicator */
.password-requirements {
    margin-top: 8px;
    padding: 12px 16px;
    background: #f8f9fa;
    border-radius: 8px;
    font-size: 13px;
}

.requirement {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 4px;
    color: #636e72;
}

.requirement.valid {
    color: #00b894;
}

.requirement-icon {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: #dee2e6;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    color: white;
}

.requirement.valid .requirement-icon {
    background: #00b894;
}

/* Submit Button */
.submit-btn {
    width: 100%;
    padding: 16px;
    background: linear-gradient(135deg, #00b894 0%, #00cec9 100%);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    letter-spacing: 0.3px;
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 184, 148, 0.3);
}

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

/* Login Link */
.login-link {
    text-align: center;
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid #e9ecef;
}

.login-link a {
    color: #00b894;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.login-link a:hover {
    color: #00a085;
}

/* Footer */
footer {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    border-top: 1px solid rgba(0, 0, 0, 0.05);
    padding: 24px 0;
    text-align: center;
    color: #636e72;
    font-size: 14px;
}

/* Privacy Notice */
.privacy-notice {
    background: rgba(0, 184, 148, 0.05);
    border: 1px solid rgba(0, 184, 148, 0.1);
    border-radius: 12px;
    padding: 16px 20px;
    margin-bottom: 24px;
    font-size: 13px;
    color: #636e72;
    line-height: 1.5;
}

.privacy-notice strong {
    color: #2d3436;
}

/* Responsive */
@media (max-width: 768px) {
    .register-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .hero-section {
        order: 2;
        text-align: center;
    }

    .register-form {
        order: 1;
        padding: 32px 24px;
    }

    .hero-title {
        font-size: 36px;
    }

    .nav {
        gap: 24px;
    }
}

@media (max-width: 480px) {
    .header-content {
        padding: 16px 0;
    }

    .logo {
        font-size: 24px;
    }

    .nav {
        gap: 16px;
    }

    .nav a {
        font-size: 14px;
    }

    .main-content {
        padding: 40px 20px;
    }

    .hero-title {
        font-size: 28px;
    }

    .form-title {
        font-size: 28px;
    }
}