/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 50%, #16213e 100%);
    color: #ffffff;
    line-height: 1.6;
    min-height: 100vh;
}

/* Header Styles */
.header {
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 183, 255, 0.2);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 1rem 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 2rem;
}

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    background: linear-gradient(45deg, #00b7ff, #0066cc);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    color: #ffffff;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-menu a:hover {
    color: #00b7ff;
}

.nav-menu a.active {
    color: #00b7ff;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(45deg, #00b7ff, #0066cc);
    transition: width 0.3s ease;
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
    width: 100%;
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: #ffffff;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Main Content */
.main-content {
    margin-top: 100px;
    padding: 2rem;
}

.container {
    max-width: 800px;
    margin: 0 auto;
}

/* Page Title Section */
.page-title {
    text-align: center;
    margin-bottom: 4rem;
}

.page-title h1 {
    font-size: 3rem;
    font-weight: 700;
    background: linear-gradient(45deg, #00b7ff, #ffffff, #00b7ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
}

.page-title p {
    font-size: 1.2rem;
    color: #b0b0b0;
    max-width: 600px;
    margin: 0 auto;
}

/* Contact Form Section */
.contact-form-section {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(0, 183, 255, 0.2);
    border-radius: 16px;
    padding: 3rem;
    margin-bottom: 3rem;
}

.form-intro {
    text-align: center;
    margin-bottom: 2.5rem;
}

.form-intro h2 {
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #ffffff;
}

.form-intro p {
    color: #d0d0d0;
    font-size: 1.1rem;
}

/* Form Styles */
.contact-form {
    max-width: 600px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 2rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #ffffff;
    font-size: 1rem;
}

.required {
    color: #ff4757;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(0, 183, 255, 0.3);
    border-radius: 8px;
    color: #ffffff;
    font-size: 1rem;
    transition: all 0.3s ease;
    resize: vertical;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #00b7ff;
    box-shadow: 0 0 0 3px rgba(0, 183, 255, 0.1);
    background: rgba(255, 255, 255, 0.15);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #888;
}

.form-group select {
    cursor: pointer;
}

.form-group select option {
    background: #1a1a2e;
    color: #ffffff;
}

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

/* Checkbox Styles */
.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-top: 2rem;
}

.checkbox-group input[type="checkbox"] {
    width: auto;
    margin: 0;
    transform: scale(1.2);
    accent-color: #00b7ff;
}

.checkbox-group label {
    margin: 0;
    font-size: 0.95rem;
    line-height: 1.5;
    color: #d0d0d0;
}

.checkbox-group a {
    color: #00b7ff;
    text-decoration: none;
}

.checkbox-group a:hover {
    text-decoration: underline;
}

/* Submit Button */
.submit-btn {
    width: 100%;
    background: linear-gradient(45deg, #00b7ff, #0066cc);
    color: #ffffff;
    border: none;
    padding: 1.2rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(0, 183, 255, 0.3);
    margin-top: 1rem;
}

.submit-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 183, 255, 0.4);
}

.submit-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* Loading State */
.submit-btn.loading {
    position: relative;
    color: transparent;
}

.submit-btn.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 20px;
    height: 20px;
    border: 2px solid transparent;
    border-top: 2px solid #ffffff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

/* Contact Info Sidebar */
.contact-info {
    background: linear-gradient(135deg, rgba(0, 183, 255, 0.1), rgba(0, 102, 204, 0.1));
    border: 1px solid rgba(0, 183, 255, 0.3);
    border-radius: 16px;
    padding: 2.5rem;
    margin-bottom: 2rem;
}

.contact-info h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: #ffffff;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    color: #d0d0d0;
}

.contact-item:last-child {
    margin-bottom: 0;
}

.contact-icon {
    width: 24px;
    height: 24px;
    color: #00b7ff;
    flex-shrink: 0;
}

.contact-item strong {
    color: #ffffff;
}

/* Error Styles */
.error {
    border-color: #ff4757 !important;
    box-shadow: 0 0 0 3px rgba(255, 71, 87, 0.1) !important;
}

.error-message {
    color: #ff4757;
    font-size: 0.875rem;
    margin-top: 0.5rem;
    display: none;
}

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

/* Success Message */
.success-message {
    background: rgba(46, 204, 113, 0.1);
    border: 1px solid rgba(46, 204, 113, 0.3);
    border-radius: 8px;
    padding: 1rem;
    color: #2ecc71;
    text-align: center;
    margin-bottom: 1rem;
    display: none;
}

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

/* Responsive Design */
@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }

    .nav-menu {
        position: fixed;
        top: 100%;
        left: -100%;
        width: 100%;
        height: calc(100vh - 100px);
        background: rgba(0, 0, 0, 0.95);
        backdrop-filter: blur(10px);
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        gap: 2rem;
        padding-top: 2rem;
        transition: left 0.3s ease;
    }

    .nav-menu.active {
        left: 0;
    }

    .page-title h1 {
        font-size: 2.2rem;
    }

    .container {
        padding: 0 1rem;
    }

    .contact-form-section {
        padding: 2rem 1.5rem;
    }

    .form-row {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .contact-info {
        padding: 2rem;
    }
}

@media (max-width: 480px) {
    .nav-container {
        padding: 0 1rem;
    }

    .page-title h1 {
        font-size: 1.8rem;
    }

    .contact-form-section {
        padding: 1.5rem;
    }

    .contact-info {
        padding: 1.5rem;
    }

    .form-group input,
    .form-group select,
    .form-group textarea {
        padding: 0.875rem;
    }

    .submit-btn {
        padding: 1rem;
    }
}