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

:root {
    --primary-bg: #0a0a0a;
    --secondary-bg: #1a1a1a;
    --card-bg: #232323;
    --accent-color: #00d4ff;
    --accent-hover: #00b8e6;
    --text-primary: #ffffff;
    --text-secondary: #b3b3b3;
    --text-muted: #808080;
    --border-color: #333333;
    --input-bg: #2a2a2a;
    --input-border: #404040;
    --input-focus: #00d4ff;
    --gradient-primary: linear-gradient(135deg, #00d4ff, #0099cc);
    --gradient-accent: linear-gradient(135deg, #00d4ff 0%, #0099cc 100%);
    --gradient-form: linear-gradient(135deg, rgba(0, 212, 255, 0.1) 0%, rgba(102, 126, 234, 0.1) 100%);
    --shadow-light: 0 4px 15px rgba(0, 212, 255, 0.1);
    --shadow-medium: 0 8px 30px rgba(0, 0, 0, 0.4);
    --shadow-heavy: 0 15px 50px rgba(0, 0, 0, 0.6);
    --shadow-glow: 0 0 20px rgba(0, 212, 255, 0.3);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--primary-bg);
    overflow-x: hidden;
}


.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(26, 26, 26, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo a {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    color: #ffffff !important;
    text-decoration: none;
    font-weight: 500;
    position: relative;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    padding: 0.5rem 1rem;
    border-radius: 12px;
}

.nav-link::before {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: var(--transition);
    transform: translateX(-50%);
}

.nav-link:hover {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.1);
}

.nav-link:hover::before {
    width: 80%;
}

.nav-link.active {
    color: var(--accent-color);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    justify-content: space-between;
    align-items: center;
    gap: 4px;
    height: 18px;
    width: 24px;
    
}

.bar {
    width: 25px;
    height: 4px;
    background: var(--text-primary);
    transition: 0.3s;
    border-radius: 6px;
}


.page-header {
    padding: 120px 2rem 60px;
    text-align: center;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.1) 0%, rgba(102, 126, 234, 0.1) 100%);
    border-bottom: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(0, 212, 255, 0.05) 0%, transparent 70%);
    animation: rotate 20s linear infinite;
}

.page-header h1 {
    font-size: 3.5rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
    animation: fadeInUp 1s ease;
    position: relative;
    z-index: 2;
}


.section {
    padding: 80px 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 600;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--text-primary);
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    width: 100px;
    height: 4px;
    background: var(--gradient-accent);
    transform: translateX(-50%);
    border-radius: 2px;
}


.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    margin-bottom: 4rem;
}


.contact-info {
    background: var(--card-bg);
    padding: 3rem;
    border-radius: 20px;
    box-shadow: var(--shadow-medium);
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.contact-info::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-accent);
}

.contact-info h3 {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.contact-info > p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    font-size: 1.1rem;
    line-height: 1.7;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 2rem;
    padding: 1rem;
    background: rgba(0, 212, 255, 0.05);
    border-radius: 12px;
    border: 1px solid rgba(0, 212, 255, 0.1);
    transition: all 0.3s ease;
}

.contact-item:hover {
    background: rgba(0, 212, 255, 0.1);
    transform: translateX(5px);
    border-color: rgba(0, 212, 255, 0.3);
}

.contact-item i {
    font-size: 1.5rem;
    color: var(--accent-color);
    min-width: 24px;
    margin-top: 0.2rem;
}

.contact-item div {
    flex: 1;
}

.contact-item strong {
    color: var(--text-primary);
    font-size: 1.1rem;
    display: block;
    margin-bottom: 0.3rem;
}

.contact-item div:not(strong) {
    color: var(--text-secondary);
}


.contact-social {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.contact-social h4 {
    font-size: 1.3rem;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.social-icons {
    display: flex;
    gap: 1rem;
}

.social-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: var(--input-bg);
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 50%;
    font-size: 1.2rem;
    transition: all 0.3s ease;
    border: 2px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.social-icon::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--gradient-accent);
    transition: all 0.3s ease;
    z-index: 1;
}

.social-icon:hover::before {
    left: 0;
}

.social-icon i {
    position: relative;
    z-index: 2;
    transition: all 0.3s ease;
}

.social-icon:hover {
    color: var(--text-primary);
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
    border-color: var(--accent-color);
}


.contact-form {
    background: var(--card-bg);
    padding: 3rem;
    border-radius: 20px;
    box-shadow: var(--shadow-medium);
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.contact-form::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-accent);
}

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

.form-group label {
    display: block;
    margin-bottom: 0.8rem;
    color: var(--text-primary);
    font-weight: 500;
    font-size: 1.1rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem 1.2rem;
    background: var(--input-bg);
    border: 2px solid var(--input-border);
    border-radius: 12px;
    color: var(--text-primary);
    font-size: 1rem;
    font-family: inherit;
    transition: all 0.3s ease;
    outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--input-focus);
    background: rgba(0, 212, 255, 0.05);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
    transform: translateY(-2px);
}

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

.form-group textarea {
    resize: vertical;
    min-height: 120px;
    max-height: 300px;
}

.submit-btn {
    width: 100%;
    padding: 1.2rem 2rem;
    background: var(--gradient-accent);
    color: var(--text-primary);
    border: none;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-light);
}

.submit-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: all 0.6s ease;
}

.submit-btn:hover::before {
    left: 100%;
}

.submit-btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
}

.submit-btn:active {
    transform: translateY(-1px);
}


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

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.fade-in {
    animation: fadeInUp 1s ease;
}


@media (max-width: 1024px) {
    .contact-container {
        gap: 2rem;
    }

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

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: rgba(26, 26, 26, 0.98);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow-medium);
        backdrop-filter: blur(20px);
        padding: 2rem 0;
    }

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

    .nav-toggle {
        display: flex;
    }

    .nav-toggle.active .bar:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .nav-toggle.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .page-header h1 {
        font-size: 2.5rem;
    }

    .section {
        padding: 60px 1rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .contact-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .contact-info,
    .contact-form,
    .map-container {
        padding: 2rem 1.5rem;
    }

    .contact-info h3,
    .map-container h3 {
        font-size: 1.5rem;
    }

    .social-icons {
        justify-content: center;
    }

    .contact-item {
        padding: 1rem;
    }

    .contact-item:hover {
        transform: translateY(-2px);
    }
}

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

    .page-header {
        padding: 100px 1rem 40px;
    }

    .page-header h1 {
        font-size: 2rem;
    }

    .contact-info,
    .contact-form,
    .map-container {
        padding: 1.5rem;
        border-radius: 15px;
    }

    .contact-item {
        flex-direction: column;
        text-align: center;
        gap: 0.5rem;
    }

    .contact-item i {
        font-size: 2rem;
    }

    .social-icon {
        width: 45px;
        height: 45px;
    }

    .form-group input,
    .form-group textarea {
        padding: 0.8rem 1rem;
    }

    .submit-btn {
        padding: 1rem 1.5rem;
    }

    .map-placeholder {
        padding: 3rem 1rem;
    }

    .map-placeholder i {
        font-size: 3rem;
    }
}


::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--primary-bg);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-color);
}


::selection {
    background: rgba(0, 212, 255, 0.3);
    color: var(--text-primary);
}


.nav-link:focus,
.social-icon:focus,
.submit-btn:focus,
.form-group input:focus,
.form-group textarea:focus {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}


.submit-btn.loading {
    pointer-events: none;
    opacity: 0.7;
}

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

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

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: var(--text-secondary);
    animation: bounce 2s infinite;
}

.scroll-mouse {
    width: 24px;
    height: 40px;
    border: 2px solid var(--text-secondary);
    border-radius: 20px;
    position: relative;
}

.scroll-wheel {
    width: 4px;
    height: 8px;
    background: var(--accent-primary);
    border-radius: 2px;
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll 2s infinite;
}

@keyframes scroll {
    0% { top: 8px; opacity: 1; }
    100% { top: 24px; opacity: 0; }
}

::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--accent-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-primary);
}

@media print {
    .navbar,
    .scroll-indicator {
        display: none;
    }
}