/* Global Styles */
:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary: #06b6d4;
    --dark: #1e293b;
    --light: #f8fafc;
    --gray: #94a3b8;
    --success: #10b981;
    --danger: #ef4444;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

section {
    padding: 80px 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 1rem;
    color: var(--dark);
}

.section-subtitle {
    text-align: center;
    color: var(--gray);
    margin-bottom: 3rem;
    font-size: 1.1rem;
}

.bg-light {
    background-color: var(--light);
}

.bg-dark {
    background-color: var(--dark);
    color: white;
}

.bg-dark .section-title,
.bg-dark .section-subtitle {
    color: white;
}

.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    text-align: center;
}

.btn-primary {
    background-color: var(--primary);
    color: white;
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
}

.btn-secondary {
    border: 2px solid var(--primary);
    color: var(--primary);
}

.btn-secondary:hover {
    background-color: var(--primary);
    color: white;
    transform: translateY(-2px);
}

/* Navigation */
#navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: white;
    box-shadow: var(--shadow);
    z-index: 1000;
    transition: all 0.3s ease;
}

#navbar.scrolled {
    padding: 10px 0;
}

#navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    text-decoration: none;
}

.nav-links {
    display: flex;
    gap: 30px;
}

.nav-links a {
    color: var(--dark);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: var(--primary);
}

.hamburger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.hamburger span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--dark);
    margin: 5px 0;
    transition: all 0.3s ease;
}

/* Hero Section */
.hero {
    padding-top: 100px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 50px;
}

.hero-content {
    flex: 1;
}

.hero-image {
    flex: 1;
    text-align: center;
}

.hero-image img {
    max-width: 100%;
    border-radius: 20px;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.typing-text {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.typing-text span {
    color: #fbbf24;
}

.animated-text {
    height: 60px;
    overflow: hidden;
    margin-bottom: 1.5rem;
}

.animated-text .text {
    font-size: 2rem;
    font-weight: 600;
    color: white;
}

.animated-text .sec-text {
    color: #fbbf24;
    position: relative;
}

.sec-text::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 100%;
    background-color: var(--primary);
    border-left: 2px solid #fbbf24;
    animation: animate 4s steps(12) infinite;
}

@keyframes animate {
    40%, 60% {
        left: 100%;
    }
    100% {
        left: 0%;
    }
}

.hero p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    max-width: 600px;
}

.hero-buttons {
    display: flex;
    gap: 20px;
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.service-card {
    background-color: white;
    border-radius: 10px;
    padding: 30px;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease;
}

.service-card:hover {
    transform: translateY(-10px);
}

.service-icon {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 1rem;
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--dark);
}

.service-card p {
    color: var(--gray);
    margin-bottom: 1.5rem;
}

.service-features li {
    list-style: none;
    margin-bottom: 0.5rem;
    color: var(--dark);
}

.service-features i {
    color: var(--success);
    margin-right: 0.5rem;
}

/* Pricing Calculator */
.pricing-calculator {
    background-color: white;
    border-radius: 10px;
    padding: 30px;
    box-shadow: var(--shadow);
    max-width: 800px;
    margin: 0 auto;
}

.pricing-calculator h3 {
    font-size: 1.8rem;
    text-align: center;
    margin-bottom: 2rem;
    color: var(--dark);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--dark);
}

.form-group input[type="range"] {
    width: 100%;
    height: 8px;
    -webkit-appearance: none;
    background-color: #e2e8f0;
    border-radius: 5px;
    outline: none;
    margin-bottom: 0.5rem;
}

.form-group input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 20px;
    height: 20px;
    background-color: var(--primary);
    border-radius: 50%;
    cursor: pointer;
}

.range-labels {
    display: flex;
    justify-content: space-between;
    color: var(--gray);
    font-size: 0.9rem;
}

.radio-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.radio-group label {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: normal;
    cursor: pointer;
}

.radio-group input[type="radio"] {
    appearance: none;
    width: 18px;
    height: 18px;
    border: 2px solid var(--gray);
    border-radius: 50%;
    position: relative;
    cursor: pointer;
}

.radio-group input[type="radio"]:checked {
    border-color: var(--primary);
}

.radio-group input[type="radio"]:checked::after {
    content: "";
    position: absolute;
    top: 2px;
    left: 2px;
    width: 10px;
    height: 10px;
    background-color: var(--primary);
    border-radius: 50%;
}

.price-result {
    text-align: center;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid #e2e8f0;
}

.price-result h4 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: var(--dark);
}

.price-result p {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.price-result small {
    color: var(--gray);
    font-size: 0.9rem;
}

/* Portfolio Section */
.portfolio-filter {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 8px 20px;
    background-color: white;
    border: 1px solid var(--gray);
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.filter-btn:hover {
    background-color: var(--primary);
    color: white;
    border-color: var(--primary);
}

.filter-btn.active {
    background-color: var(--primary);
    color: white;
    border-color: var(--primary);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
}

.portfolio-item {
    background-color: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease;
}

.portfolio-item:hover {
    transform: translateY(-5px);
}

.portfolio-img {
    height: 200px;
    overflow: hidden;
}

.portfolio-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.portfolio-item:hover .portfolio-img img {
    transform: scale(1.1);
}

.portfolio-info {
    padding: 20px;
}

.portfolio-info h3 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: var(--dark);
}

.portfolio-info p {
    color: var(--gray);
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.portfolio-tags {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.tag {
    background-color: #e2e8f0;
    color: var(--dark);
    padding: 3px 10px;
    border-radius: 50px;
    font-size: 0.8rem;
}

/* About Section */
.about-content {
    display: flex;
    align-items: center;
    gap: 50px;
}

.about-text {
    flex: 1;
}

.about-image {
    flex: 1;
    text-align: center;
}

.about-image img {
    max-width: 100%;
    border-radius: 10px;
    box-shadow: var(--shadow);
}

.about-text h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--dark);
}

.about-text p {
    margin-bottom: 2rem;
    color: #555;
}

.skills {
    margin-top: 2rem;
}

.skill {
    margin-bottom: 1.5rem;
}

.skill-info {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
}

.skill-bar {
    height: 8px;
    background-color: #e2e8f0;
    border-radius: 5px;
    overflow: hidden;
}

.progress {
    height: 100%;
    background-color: var(--primary);
    border-radius: 5px;
}

/* Contact Section */
.contact-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 50px;
    margin-top: 3rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 15px;
}

.info-item i {
    font-size: 1.5rem;
    color: var(--primary);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
    width: 100%;
    padding: 15px;
    border: 1px solid #e2e8f0;
    border-radius: 5px;
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--primary);
}

.contact-form textarea {
    resize: vertical;
    min-height: 150px;
}

#form-message {
    padding: 10px;
    border-radius: 5px;
    text-align: center;
    display: none;
}

#form-message.success {
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--success);
    display: block;
}

#form-message.error {
    background-color: rgba(239, 68, 68, 0.1);
    color: var(--danger);
    display: block;
}

/* Footer */
footer {
    background-color: var(--dark);
    color: white;
    padding: 30px 0;
    text-align: center;
}

footer p {
    margin-bottom: 1rem;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 20px;
}

.social-links a {
    color: white;
    font-size: 1.5rem;
    transition: color 0.3s ease;
}

.social-links a:hover {
    color: var(--primary);
}

/* Responsive Design */
@media (max-width: 992px) {
    .hero .container {
        flex-direction: column;
        text-align: center;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero p {
        margin-left: auto;
        margin-right: auto;
    }
    
    .about-content {
        flex-direction: column;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background-color: white;
        flex-direction: column;
        align-items: center;
        padding: 40px 0;
        transition: left 0.3s ease;
    }
    
    .nav-links.active {
        left: 0;
    }
    
    .hamburger {
        display: block;
    }
    
    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    section {
        padding: 60px 0;
    }
    
    .section-title {
        font-size: 2rem;
    }
}

@media (max-width: 576px) {
    .typing-text {
        font-size: 2.2rem;
    }
    
    .animated-text .text {
        font-size: 1.5rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: 15px;
    }
    
    .btn {
        width: 100%;
    }
}