/* Palantir-Inspired Contact Design */
:root {
    /* Palantir Color Palette */
    --primary-dark: #0A0B0D;
    --secondary-dark: #1A1B1E;
    --tertiary-dark: #2A2B2F;
    --surface-dark: #1E1F23;
    --accent-blue: #0084FF;
    --accent-cyan: #00D4FF;
    --accent-purple: #6B73FF;
    --text-primary: #FFFFFF;
    --text-secondary: #B8BCC8;
    --text-muted: #6B7280;
    --border-subtle: #2D3748;
    --border-accent: #374151;
    --success: #10B981;
    --warning: #F59E0B;
    --error: #EF4444;
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 0.75rem;
    --space-lg: 1rem;
    --space-xl: 1.5rem;
    --space-2xl: 2rem;
    --space-3xl: 2.5rem;
    --space-4xl: 3rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.375rem;
    --radius-lg: 0.5rem;
    --radius-xl: 0.75rem;
    --radius-2xl: 1rem;
}

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

body {
    font-family: var(--font-primary);
    background: var(--primary-dark);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* Background Pattern */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(ellipse at 20% 30%, rgba(0, 132, 255, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 70%, rgba(107, 115, 255, 0.06) 0%, transparent 50%),
        url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23374151' fill-opacity='0.03'%3E%3Ccircle cx='30' cy='30' r='1'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E") repeat;
    z-index: -1;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* Contact Section */
.contact-section {
    min-height: 100vh;
    padding: 100px 0 var(--space-2xl);
    position: relative;
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: start;
    max-width: 1200px;
    margin: 0 auto;
}

/* Contact Info */
.contact-info {
    position: sticky;
    top: 140px;
}

.contact-header {
    margin-bottom: var(--space-2xl);
}

.contact-header h1 {
    font-size: clamp(2.5rem, 4vw, 3.5rem);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-lg);
    letter-spacing: -0.025em;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--accent-cyan) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.contact-header p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--space-xl);
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.contact-method {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    padding: var(--space-xl);
    background: var(--surface-dark);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-xl);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.contact-method::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-purple) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.contact-method:hover::before {
    opacity: 0.05;
}

.contact-method:hover {
    transform: translateY(-4px);
    border-color: var(--accent-blue);
    box-shadow: var(--shadow-lg);
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-purple) 100%);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--text-primary);
    position: relative;
    z-index: 2;
}

.contact-details {
    position: relative;
    z-index: 2;
}

.contact-details h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
}

.contact-details p {
    color: var(--text-secondary);
    font-size: 1rem;
}

.contact-details a {
    color: var(--accent-blue);
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-details a:hover {
    color: var(--accent-cyan);
}

/* Contact Form */
.contact-form-wrapper {
    background: var(--surface-dark);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-2xl);
    padding: var(--space-3xl);
    position: relative;
    overflow: hidden;
    -webkit-backdrop-filter: blur(20px);
    backdrop-filter: blur(20px);
    box-shadow: var(--shadow-xl);
}

.contact-form-wrapper::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-purple) 100%);
    opacity: 0.02;
    z-index: -1;
}

.form-header {
    text-align: center;
    margin-bottom: var(--space-2xl);
}

.form-header h2 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
    letter-spacing: -0.025em;
}

.form-header p {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.5;
}

/* Form Styles */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-label {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.875rem;
    letter-spacing: 0.025em;
    text-transform: uppercase;
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: 1rem var(--space-lg);
    background: var(--tertiary-dark);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    color: var(--text-primary);
    font-size: 1rem;
    font-family: var(--font-primary);
    transition: all 0.3s ease;
    outline: none;
}

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

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--text-muted);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    border-color: var(--accent-blue);
    background: var(--secondary-dark);
    box-shadow: 0 0 0 3px rgba(0, 132, 255, 0.1);
}

.form-select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%23B8BCC8'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 1rem;
    padding-right: 3rem;
}

.form-select option {
    background: var(--tertiary-dark);
    color: var(--text-primary);
}

/* Submit Button */
.submit-button {
    width: 100%;
    padding: 1rem var(--space-lg);
    background: var(--accent-blue);
    color: var(--text-primary);
    border: 1px solid var(--accent-blue);
    border-radius: var(--radius-lg);
    font-size: 1rem;
    font-weight: 600;
    font-family: var(--font-primary);
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-transform: uppercase;
    letter-spacing: 0.025em;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    margin-top: var(--space-lg);
}

.submit-button:hover {
    background: #0066CC;
    border-color: #0066CC;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

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

/* Form Validation */
.form-group.error .form-input,
.form-group.error .form-textarea,
.form-group.error .form-select {
    border-color: var(--error);
    background: rgba(239, 68, 68, 0.1);
}

.form-group.success .form-input,
.form-group.success .form-textarea,
.form-group.success .form-select {
    border-color: var(--success);
    background: rgba(16, 185, 129, 0.1);
}

.error-message {
    color: var(--error);
    font-size: 0.875rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.success-message {
    color: var(--success);
    font-size: 0.875rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

/* Loading State */
.loading {
    position: relative;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--accent-blue);
    border-top: 2px solid transparent;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Success/Error Notifications */
.notification {
    position: fixed;
    top: 100px;
    right: var(--space-lg);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    z-index: 1000;
    transform: translateX(400px);
    transition: transform 0.3s ease;
    box-shadow: var(--shadow-lg);
}

.notification.show {
    transform: translateX(0);
}

.notification.success {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid var(--success);
    color: var(--success);
}

.notification.error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid var(--error);
    color: var(--error);
}

/* Contact Info Cards */
.info-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-lg);
    margin-top: var(--space-2xl);
}

.info-card {
    background: var(--tertiary-dark);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    text-align: center;
    transition: all 0.3s ease;
}

.info-card:hover {
    transform: translateY(-4px);
    border-color: var(--accent-blue);
    box-shadow: var(--shadow-lg);
}

.info-card i {
    font-size: 2rem;
    color: var(--accent-blue);
    margin-bottom: var(--space-md);
}

.info-card h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
}

.info-card p {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .contact-container {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }
    
    .contact-info {
        position: static;
    }
    
    .contact-methods {
        grid-template-columns: repeat(2, 1fr);
        display: grid;
    }
}

@media (max-width: 768px) {
    .contact-section {
        padding: 100px 0 var(--space-2xl);
    }
    
    .container {
        padding: 0 var(--space-md);
    }
    
    .contact-form-wrapper {
        padding: var(--space-xl);
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }
    
    .contact-methods {
        grid-template-columns: 1fr;
    }
    
    .contact-header h1 {
        font-size: 2.5rem;
    }
    
    .notification {
        right: var(--space-md);
        left: var(--space-md);
        transform: translateY(-100px);
    }
    
    .notification.show {
        transform: translateY(0);
    }
}

@media (max-width: 480px) {
    .contact-form-wrapper {
        padding: var(--space-lg);
    }
    
    .contact-method {
        padding: var(--space-lg);
    }
    
    .contact-icon {
        width: 50px;
        height: 50px;
        font-size: 1.25rem;
    }
    
    .form-header h2 {
        font-size: 1.75rem;
    }
    
    .submit-button {
        padding: 0.875rem var(--space-md);
    }
}

/* Focus Management */
.form-input:focus-visible,
.form-textarea:focus-visible,
.form-select:focus-visible,
.submit-button:focus-visible {
    outline: 2px solid var(--accent-blue);
    outline-offset: 2px;
}

/* Animation Classes */
.fade-in {
    animation: fadeIn 0.6s ease forwards;
}

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

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.hidden { display: none; }
.visible { display: block; }