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

:root {
    --primary-color: #fab915;
    --secondary-color: #000000;
    --text-color: #333333;
    --light-gray: #f5f5f5;
    --dark-gray: #666666;
    --white: #ffffff;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

body {
    font-family: 'Raleway', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    overflow-x: hidden;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--secondary-color);
}

h1 {
    font-size: 2.5rem;
    font-weight: 800;
}

h2 {
    font-size: 2.2rem;
    text-align: center;
    margin-bottom: 10px;
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: 15px;
    color: var(--dark-gray);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 30px;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    font-size: 14px;
}

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

.btn-primary:hover {
    background-color: #e6a800;
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

/* Header */
.header {
    background-color: var(--white);
    box-shadow: var(--shadow);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: var(--transition);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 40px 0 30px 0;
}

.header-brand {
    display: flex;
    flex-direction: row;
    align-items: center;
    min-width: 350px;
}

.logo-image {
    width: 90px;
    height: 90px;
    object-fit: contain;
    margin-bottom: 0;
}

.brand-text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    margin-left: 24px;
}

.brand-title {
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--secondary-color);
    margin-bottom: 6px;
    text-align: left;
    line-height: 1.1;
}

.brand-subtitle {
    font-size: 1.05rem;
    color: var(--dark-gray);
    text-align: left;
    margin-bottom: 0;
}

.header-nav {
    flex: 1;
    display: flex;
    justify-content: flex-end;
    align-items: center;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

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

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: var(--transition);
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--secondary-color);
    margin: 3px 0;
    transition: var(--transition);
}

/* Hero Section */
.hero {
    height: 80vh;
    position: relative;
    overflow: hidden;
    margin-top: 80px;
}

.hero-slider {
    height: 100%;
    position: relative;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--secondary-color) 0%, #333 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 1s ease;
}

.slide.active {
    opacity: 1;
}

.slide-content {
    text-align: center;
    color: var(--white);
    max-width: 800px;
    padding: 0 20px;
}

.slide-content h2 {
    font-size: 3rem;
    margin-bottom: 20px;
    color: var(--white);
}

.slide-content p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    color: var(--primary-color);
}

.slider-controls {
    position: absolute;
    bottom: 50px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 20px;
}

.prev-btn, .next-btn {
    background-color: var(--primary-color);
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
    color: var(--secondary-color);
    font-size: 18px;
}

.prev-btn:hover, .next-btn:hover {
    background-color: #e6a800;
    transform: scale(1.1);
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header p {
    font-size: 1.1rem;
    color: var(--dark-gray);
    max-width: 600px;
    margin: 0 auto;
}

/* About Section */
.about {
    padding: 100px 0;
    background-color: var(--light-gray);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-text h3 {
    color: var(--primary-color);
    margin-bottom: 20px;
}

.features {
    margin-top: 30px;
}

.feature {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
    gap: 15px;
}

.feature i {
    color: var(--primary-color);
    font-size: 20px;
}

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

/* Services Section */
.services {
    padding: 100px 0;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.service-card {
    background-color: var(--white);
    padding: 30px;
    border-radius: 10px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border-top: 4px solid var(--primary-color);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
}

.service-icon {
    width: 60px;
    height: 60px;
    background-color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.service-icon i {
    font-size: 24px;
    color: var(--secondary-color);
}

.service-card h3 {
    margin-bottom: 15px;
    color: var(--secondary-color);
}

.service-card ul {
    list-style: none;
}

.service-card li {
    padding: 5px 0;
    position: relative;
    padding-left: 20px;
}

.service-card li::before {
    content: '•';
    color: var(--primary-color);
    font-weight: bold;
    position: absolute;
    left: 0;
}

/* Projects Section */
.projects {
    padding: 100px 0;
    background-color: var(--light-gray);
}

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

.project-card {
    background-color: var(--white);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
}

.project-image {
    height: 200px;
    overflow: hidden;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.project-card:hover .project-image img {
    transform: scale(1.1);
}

.project-content {
    padding: 20px;
}

.project-content h3 {
    color: var(--secondary-color);
    margin-bottom: 10px;
}

.project-details {
    display: flex;
    gap: 20px;
    margin-top: 15px;
    font-size: 0.9rem;
    color: var(--dark-gray);
}

.project-details span {
    display: flex;
    align-items: center;
    gap: 5px;
}

.project-details i {
    color: var(--primary-color);
}

/* Contact Section */
.contact {
    padding: 100px 0;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-item {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
}

.contact-item i {
    font-size: 24px;
    color: var(--primary-color);
    margin-top: 5px;
}

.contact-item h4 {
    margin-bottom: 10px;
    color: var(--secondary-color);
}

.contact-item p {
    margin-bottom: 5px;
}

.contact-form {
    background-color: var(--light-gray);
    padding: 40px;
    border-radius: 10px;
}

.contact-form h3 {
    margin-bottom: 30px;
    color: var(--secondary-color);
}

.form-group {
    margin-bottom: 20px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #ddd;
    border-radius: 5px;
    font-size: 16px;
    transition: var(--transition);
    font-family: inherit;
}

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

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

/* Footer */
.footer {
    background-color: var(--secondary-color);
    color: var(--white);
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h3,
.footer-section h4 {
    color: var(--primary-color);
    margin-bottom: 20px;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section a {
    color: var(--white);
    text-decoration: none;
    transition: var(--transition);
}

.footer-section a:hover {
    color: var(--primary-color);
}

.footer-section p {
    color: #ccc;
    margin-bottom: 10px;
}

.footer-section i {
    color: var(--primary-color);
    margin-right: 10px;
}

.footer-bottom {
    border-top: 1px solid #333;
    padding-top: 20px;
    text-align: center;
    color: #ccc;
}

/* Responsive Design */
@media (max-width: 900px) {
    .header-content {
        flex-direction: column;
        align-items: center;
        padding: 18px 0 10px 0;
    }
    .header-nav {
        width: 100%;
        justify-content: center;
        margin-top: 10px;
    }
    .header-brand {
        min-width: 0;
        width: 100%;
    }
    .brand-title {
        font-size: 1.1rem;
    }
    .brand-subtitle {
        font-size: 0.9rem;
    }
    .container {
        min-width: 0;
        width: 100%;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 60px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 60px);
        background-color: var(--white);
        flex-direction: column;
        align-items: center;
        justify-content: flex-start;
        padding-top: 40px;
        transition: var(--transition);
        box-shadow: var(--shadow);
        z-index: 1001;
    }
    .nav-menu.active {
        left: 0;
    }
    .nav-toggle {
        display: flex;
        margin-left: 10px;
        z-index: 1002;
    }
    .nav-menu a {
        font-size: 1.2rem;
        padding: 18px 0;
        width: 100vw;
        text-align: center;
    }
    .header-content {
        padding: 10px 0 5px 0;
    }
    .brand-title {
        font-size: 1rem;
    }
    .brand-subtitle {
        font-size: 0.8rem;
    }
    .logo-image {
        width: 48px;
        height: 48px;
    }
    .section-header h2 {
        font-size: 1.3rem;
    }
    .section-header p {
        font-size: 1rem;
    }
    .services-grid, .projects-grid, .about-content, .contact-content, .footer-content {
        grid-template-columns: 1fr !important;
        gap: 20px;
    }
    .service-card, .project-card {
        margin: 0 5px;
    }
    .contact-form {
        padding: 10px;
    }
    .btn, button {
        font-size: 1rem;
        padding: 16px 0;
        width: 100%;
        min-height: 48px;
    }
    input, select, textarea {
        font-size: 1rem;
        padding: 14px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 2vw;
    }
    .header-content {
        padding: 32px 0 24px 0;
    }
    .header {
        min-height: unset;
        padding: 0;
    }
    .header-brand {
        min-width: 30px;
        width: 100%;
        margin-bottom: 0;
    }
    .logo-image {
        width: 128px;
        height: 128px;
    }
    .brand-title {
        font-size: 1.5rem;
    }
    .brand-subtitle {
        font-size: 1.1rem;
    }
    .nav-menu {
        padding-top: 20px;
    }
    .nav-menu a {
        font-size: 1rem;
        padding: 10px 0;
    }
    .section-header h2 {
        font-size: 1rem;
        margin-bottom: 6px;
    }
    .section-header p {
        font-size: 0.8rem;
        margin-bottom: 10px;
    }
    .service-card, .project-card {
        margin: 0 2px;
        padding: 10px 6px;
    }
    .contact-form {
        padding: 4px;
    }
    .btn, button {
        font-size: 0.85rem;
        min-height: 36px;
        padding: 10px 0;
    }
    input, select, textarea {
        font-size: 0.85rem;
        padding: 8px;
    }
    .features {
        gap: 6px;
    }
    .feature span {
        font-size: 0.8rem;
    }
    .about-content, .services-grid, .projects-grid, .contact-content, .footer-content {
        gap: 10px;
    }
    .container {
        min-width: 0;
        width: 100%;
    }
}

@media (max-width: 600px) {
    .hero {
        margin-top: 0 !important;
    }
    .header {
        background: #fff !important;
    }
    .container {
        height: 100% !important;
        min-height: 0 !important;
        display: flex !important;
        flex-direction: column !important;
        justify-content: center !important;
        align-items: center !important;
    }
    .header-content {
        flex-direction: column !important;
        align-items: center !important;
        justify-content: center !important;
    }
    .header-brand {
        flex-direction: column !important;
        align-items: center !important;
        min-width: 0 !important;
        margin: 0 !important;
    }
    .logo-image {
        width: 140px !important;
        height: 140px !important;
        max-width: 100vw !important;
        margin-bottom: 0 !important;
    }
    .brand-title {
        font-size: 1.7rem !important;
        margin-bottom: 8px !important;
        line-height: 1.1 !important;
        text-align: center !important;
    }
    .brand-subtitle {
        font-size: 1.2rem !important;
        margin-bottom: 0 !important;
        text-align: center !important;
    }
}

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

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Loading animation */
.loading {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.loading::after {
    content: '';
    width: 50px;
    height: 50px;
    border: 3px solid var(--light-gray);
    border-top: 3px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}