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

:root {
    --primary-color: #48bb78;
    --primary-dark: #38a169;
    --secondary-color: #2f855a;
    --text-primary: #2d3748;
    --text-secondary: #718096;
    --background: #f7fafc;
    --white: #ffffff;
    --border-color: #e2e8f0;
    --success-color: #48bb78;
    --error-color: #f56565;
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: linear-gradient(135deg, #48bb78 0%, #2f855a 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    color: var(--text-primary);
}

.container {
    width: 100%;
    max-width: 600px;
    margin: 0 auto;
}

.header {
    text-align: center;
    margin-bottom: 30px;
}

.logo {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--white);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
    letter-spacing: -0.02em;
}

.main-content {
    animation: fadeInUp 0.6s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero {
    text-align: center;
    margin-bottom: 40px;
}

.hero-title {
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 12px;
    line-height: 1.3;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 300;
}

.form-wrapper {
    background: var(--white);
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.form-container {
    padding: 40px;
}

.form-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
    text-align: center;
}

.form-description {
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: 32px;
    font-size: 0.95rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-label {
    font-weight: 500;
    color: var(--text-primary);
    font-size: 0.9rem;
}

.form-input {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid var(--border-color);
    border-radius: 10px;
    font-size: 1rem;
    font-family: inherit;
    transition: all 0.3s ease;
    background: var(--white);
    color: var(--text-primary);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.form-input::placeholder {
    color: #cbd5e0;
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
    font-family: inherit;
}

.error-message {
    color: var(--error-color);
    font-size: 0.85rem;
    display: none;
}

.error-message.show {
    display: block;
}

.error-general {
    background-color: #fed7d7;
    color: var(--error-color);
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 0.9rem;
    display: none;
}

.error-general.show {
    display: block;
}

.submit-btn {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    border: none;
    padding: 16px 32px;
    border-radius: 10px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    position: relative;
    margin-top: 8px;
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.submit-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.btn-loader {
    display: none;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top-color: var(--white);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.btn-loader.show {
    display: block;
}

.btn-text {
    display: block;
}

.btn-text.hide {
    display: none;
}

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

.success-message {
    display: none;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: 24px;
    background-color: #c6f6d5;
    border-radius: 10px;
    text-align: center;
    color: var(--text-primary);
}

.success-message.show {
    display: flex;
}

.success-icon {
    width: 48px;
    height: 48px;
    color: var(--success-color);
}

.success-message p {
    font-weight: 500;
    margin: 0;
}

.social-links {
    margin-top: 32px;
    padding-top: 32px;
    border-top: 1px solid var(--border-color);
    text-align: center;
}

.social-links p {
    color: var(--text-secondary);
    margin-bottom: 16px;
    font-size: 0.9rem;
}

.social-icons {
    display: flex;
    justify-content: center;
    gap: 16px;
}

.social-icon {
    width: 40px;
    height: 40px;
    color: var(--primary-color);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.social-icon:hover {
    background-color: rgba(102, 126, 234, 0.1);
    transform: translateY(-2px);
}

.social-icon svg {
    width: 20px;
    height: 20px;
}

.footer {
    text-align: center;
    margin-top: 32px;
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.85rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        max-width: 100%;
    }

    .logo {
        font-size: 2rem;
    }

    .hero-title {
        font-size: 1.5rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .form-container {
        padding: 30px 24px;
    }

    .form-title {
        font-size: 1.3rem;
    }

    .submit-btn {
        padding: 14px 28px;
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    body {
        padding: 12px;
    }

    .logo {
        font-size: 1.75rem;
    }

    .hero-title {
        font-size: 1.3rem;
    }

    .form-container {
        padding: 24px 20px;
    }

    .form-title {
        font-size: 1.15rem;
    }
}