/* ==================== VARIABLES ==================== */
:root {
    /* Brand Colors */
    --primary-color: #F9A505;
    --secondary-color: #FCCB6D;
    --dark-color: #090909;
    --accent-color: #F9A505;
    
    /* Neutral Colors */
    --white: #FFFFFF;
    --light-gray: #F5F5F5;
    --gray: #666666;
    --medium-gray: #999999;
    --border-color: #E0E0E0;
    
    /* Typography */
    --font-primary: 'Poppins', sans-serif;
    --font-secondary: 'Inter', sans-serif;
    
    /* Spacing */
    --container-width: 1200px;
    --section-padding: 100px;
    
    /* Effects */
    --transition: all 0.3s ease;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.2);
    --gradient-primary: linear-gradient(135deg, #F9A505 0%, #FCCB6D 100%);
    --gradient-dark: linear-gradient(135deg, #090909 0%, #1a1a1a 100%);
}

/* ==================== RESET & BASE ==================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-secondary);
    color: var(--dark-color);
    background-color: var(--white);
    line-height: 1.7;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    font-weight: 700;
    line-height: 1.3;
    color: var(--dark-color);
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

img {
    max-width: 100%;
    display: block;
}

ul {
    list-style: none;
}

/* ==================== UTILITIES ==================== */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

.highlight {
    color: var(--primary-color);
    position: relative;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    border-radius: 50px;
    font-weight: 600;
    font-family: var(--font-primary);
    font-size: 16px;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    outline: none;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--dark-color);
    box-shadow: 0 4px 20px rgba(249, 165, 5, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 30px rgba(249, 165, 5, 0.4);
}

.btn-secondary {
    background: var(--dark-color);
    color: var(--white);
    box-shadow: var(--shadow-md);
}

.btn-secondary:hover {
    background: #1a1a1a;
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.btn-cta {
    background: var(--white);
    color: var(--dark-color);
    padding: 16px 40px;
    font-size: 18px;
    box-shadow: var(--shadow-lg);
}

.btn-cta:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 40px rgba(255, 255, 255, 0.3);
}

.btn-block {
    width: 100%;
    justify-content: center;
}

/* ==================== HEADER / NAVIGATION ==================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(9, 9, 9, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
    transition: var(--transition);
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.nav-logo {
    display: flex;
    flex-direction: column;
    gap: 0;
    line-height: 1.2;
}

.logo-text {
    font-family: var(--font-primary);
    font-size: 28px;
    font-weight: 900;
    color: var(--white);
    letter-spacing: 1px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-subtext {
    font-family: var(--font-secondary);
    font-size: 12px;
    font-weight: 400;
    color: var(--secondary-color);
    letter-spacing: 2px;
    text-transform: uppercase;
}

.nav-list {
    display: flex;
    gap: 40px;
    align-items: center;
}

.nav-link {
    color: var(--white);
    font-weight: 500;
    font-size: 15px;
    position: relative;
    padding: 5px 0;
}

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

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

.nav-toggle {
    display: none;
    color: var(--white);
    font-size: 24px;
    cursor: pointer;
}

/* ==================== HERO SECTION ==================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    background: var(--gradient-dark);
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 30%, rgba(249, 165, 5, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(252, 203, 109, 0.08) 0%, transparent 50%),
        var(--gradient-dark);
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    padding: 100px 20px;
}

.hero-text {
    color: var(--white);
}

.hero-subtitle {
    display: inline-block;
    font-size: 14px;
    font-weight: 600;
    color: var(--secondary-color);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 20px;
}

.hero-title {
    font-size: 56px;
    font-weight: 900;
    line-height: 1.2;
    margin-bottom: 24px;
    color: var(--white);
}

.hero-description {
    font-size: 18px;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 40px;
    max-width: 600px;
}

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

.hero-stats {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.stat-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 30px;
    display: flex;
    align-items: center;
    gap: 20px;
    transition: var(--transition);
}

.stat-card:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--primary-color);
    transform: translateX(10px);
}

.stat-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: var(--dark-color);
    flex-shrink: 0;
}

.stat-number {
    font-size: 36px;
    font-weight: 900;
    color: var(--white);
    margin-bottom: 5px;
}

.stat-label {
    font-size: 14px;
    color: var(--secondary-color);
    font-weight: 500;
}

/* ==================== SECTIONS ==================== */
.section-header {
    text-align: center;
    margin-bottom: 60px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.section-subtitle {
    display: inline-block;
    font-size: 14px;
    font-weight: 600;
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 16px;
}

.section-title {
    font-size: 42px;
    font-weight: 800;
    margin-bottom: 20px;
    color: var(--dark-color);
}

.section-description {
    font-size: 18px;
    color: var(--gray);
    line-height: 1.8;
}

/* ==================== ABOUT SECTION ==================== */
.about {
    padding: var(--section-padding) 0;
    background: var(--light-gray);
}

.about-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-top: 40px;
}

.feature-item {
    background: var(--white);
    padding: 40px;
    border-radius: 20px;
    display: flex;
    gap: 24px;
    align-items: flex-start;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.feature-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient-primary);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: var(--dark-color);
    flex-shrink: 0;
}

.feature-text h3 {
    font-size: 22px;
    margin-bottom: 12px;
    color: var(--dark-color);
}

.feature-text p {
    color: var(--gray);
    line-height: 1.7;
}

/* ==================== SERVICES SECTION ==================== */
.services {
    padding: var(--section-padding) 0;
    background: var(--white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 40px;
}

.service-card {
    background: var(--white);
    border: 2px solid var(--border-color);
    border-radius: 24px;
    padding: 40px;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.service-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-10px);
    box-shadow: 0 10px 40px rgba(249, 165, 5, 0.15);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    color: var(--dark-color);
    margin-bottom: 24px;
}

.service-title {
    font-size: 24px;
    margin-bottom: 16px;
    color: var(--dark-color);
}

.service-description {
    color: var(--gray);
    margin-bottom: 24px;
    line-height: 1.7;
}

.service-features {
    margin-bottom: 24px;
    flex-grow: 1;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
    color: var(--gray);
    font-size: 15px;
}

.service-features li i {
    color: var(--primary-color);
    font-size: 14px;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--primary-color);
    font-weight: 600;
    font-size: 16px;
    margin-top: auto;
}

.service-link:hover {
    gap: 15px;
}

/* ==================== CLIENTS SECTION ==================== */
.clients {
    padding: var(--section-padding) 0;
    background: var(--light-gray);
}

.clients-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
    margin-top: 40px;
}

.client-card {
    background: var(--white);
    border-radius: 16px;
    padding: 30px 20px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 140px;
}

.client-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border: 2px solid var(--primary-color);
}

.client-name {
    font-weight: 700;
    font-size: 16px;
    color: var(--dark-color);
    margin-bottom: 8px;
}

.client-category {
    font-size: 13px;
    color: var(--primary-color);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ==================== CTA SECTION ==================== */
.cta {
    padding: 100px 0;
    background: var(--gradient-dark);
    position: relative;
    overflow: hidden;
}

.cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 50%, rgba(249, 165, 5, 0.1) 0%, transparent 70%);
}

.cta-content {
    position: relative;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.cta-title {
    font-size: 48px;
    color: var(--white);
    margin-bottom: 20px;
    font-weight: 900;
}

.cta-description {
    font-size: 20px;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 40px;
    line-height: 1.7;
}

/* ==================== CONTACT SECTION ==================== */
.contact {
    padding: var(--section-padding) 0;
    background: var(--white);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 60px;
    margin-top: 40px;
}

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

.contact-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: var(--dark-color);
    flex-shrink: 0;
}

.contact-text h3 {
    font-size: 18px;
    margin-bottom: 8px;
    color: var(--dark-color);
}

.contact-text p {
    color: var(--gray);
    line-height: 1.7;
}

.contact-form {
    background: var(--light-gray);
    padding: 40px;
    border-radius: 24px;
}

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

.form-control {
    width: 100%;
    padding: 16px 20px;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    font-family: var(--font-secondary);
    font-size: 15px;
    transition: var(--transition);
    background: var(--white);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(249, 165, 5, 0.1);
}

textarea.form-control {
    resize: vertical;
}

/* ==================== FOOTER ==================== */
.footer {
    background: var(--gradient-dark);
    color: var(--white);
    padding: 80px 0 0;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    margin-bottom: 30px;
}

.footer-logo {
    display: flex;
    flex-direction: column;
    gap: 0;
    line-height: 1.2;
    margin-bottom: 20px;
}

.footer-description {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
    margin-bottom: 24px;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.social-link {
    width: 44px;
    height: 44px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    transition: var(--transition);
}

.social-link:hover {
    background: var(--gradient-primary);
    color: var(--dark-color);
    transform: translateY(-3px);
}

.footer-title {
    font-size: 18px;
    margin-bottom: 24px;
    color: var(--white);
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition);
    font-size: 15px;
}

.footer-links a:hover {
    color: var(--primary-color);
    padding-left: 5px;
}

.footer-contact li {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
    color: rgba(255, 255, 255, 0.7);
}

.footer-contact i {
    color: var(--primary-color);
    width: 20px;
}

.footer-bottom {
    text-align: center;
    padding: 30px 0;
    color: rgba(255, 255, 255, 0.5);
}

/* ==================== SCROLL TO TOP ==================== */
.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border: none;
    border-radius: 50%;
    color: var(--dark-color);
    font-size: 20px;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    box-shadow: var(--shadow-lg);
    z-index: 999;
}

.scroll-top.active {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    transform: translateY(-5px);
}

/* ==================== RESPONSIVE ==================== */
@media screen and (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .hero-title {
        font-size: 46px;
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-features {
        grid-template-columns: 1fr;
    }
    
    .clients-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media screen and (max-width: 768px) {
    :root {
        --section-padding: 60px;
    }
    
    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        background: rgba(9, 9, 9, 0.98);
        padding: 40px 20px;
        transition: var(--transition);
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-list {
        flex-direction: column;
        gap: 20px;
    }
    
    .nav-toggle {
        display: block;
    }
    
    .hero-title {
        font-size: 36px;
    }
    
    .hero-description {
        font-size: 16px;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .clients-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .cta-title {
        font-size: 32px;
    }
    
    .cta-description {
        font-size: 16px;
    }
}

@media screen and (max-width: 480px) {
    .hero-title {
        font-size: 28px;
    }
    
    .section-title {
        font-size: 26px;
    }
    
    .clients-grid {
        grid-template-columns: 1fr;
    }
    
    .btn {
        padding: 12px 24px;
        font-size: 14px;
    }
}