:root {
    --primary-color: #0066FF;
    --secondary-color: #00C2FF;
    --accent-color: #FF3366;
    --text-color: #1A1A2E;
    --light-text: #4A4A6A;
    --background: #ffffff;
    --light-background: #F8FAFC;
    --dark-background: #1A1A2E;
    --spacing-unit: clamp(1rem, 2vw, 2rem);
    --border-radius: clamp(0.5rem, 1vw, 1rem);
    --linkedin-blue: #0077b5;
}

@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 100px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background: var(--background);
    overflow-x: hidden;
    min-height: 100vh;
}

.container {
    width: min(1200px, 100% - 3rem);
    margin-inline: auto;
    position: relative;
}

/* Header & Navigation */
.header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: transform 0.3s ease, background-color 0.3s ease, box-shadow 0.3s ease;
    will-change: transform;
}

.header.scrolled {
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
}

.header.scroll-down {
    transform: translateY(-100%);
}

.header.scroll-up {
    transform: translateY(0);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    height: 72px;
    max-width: 1400px;
    margin: 0 auto;
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
    margin-right: 2rem;
}

.logo-image {
    height: 36px;
    width: auto;
    display: block;
    transition: transform 0.3s ease;
    will-change: transform;
}

.logo:hover .logo-image {
    transform: scale(1.05);
}

/* Navigation Links */
.nav-links {
    display: flex;
    gap: clamp(2.5rem, 5vw, 4rem);
    align-items: center;
    margin-right: 1rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    position: relative;
    padding: 0.5rem 0;
    transition: color 0.3s ease;
}

.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 50%;
    background: var(--primary-color);
    transition: width 0.3s ease, left 0.3s ease;
}

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

.nav-links a:hover::after {
    width: 100%;
    left: 0;
}

/* Hero Section */
.hero-section {
    padding-block: clamp(8rem, 15vw, 12rem) clamp(4rem, 10vw, 8rem);
    background: linear-gradient(135deg, var(--dark-background), var(--text-color));
    color: white;
    text-align: center;
    position: relative;
    overflow: hidden;
    isolation: isolate;
}

.hero-section::before,
.hero-section::after {
    content: '';
    position: absolute;
    inset: 0;
    z-index: -1;
}

.hero-section::before {
    background: radial-gradient(circle at 30% 30%, var(--primary-color) 0%, transparent 70%);
    opacity: 0.1;
    animation: pulse 8s ease-in-out infinite alternate;
}

.hero-section::after {
    background: radial-gradient(circle at 70% 70%, var(--secondary-color) 0%, transparent 70%);
    opacity: 0.1;
    animation: pulse 8s ease-in-out infinite alternate-reverse;
}

@keyframes pulse {
    0% { transform: scale(1); }
    100% { transform: scale(1.1); }
}

.hero-section h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: 1.5rem;
    line-height: 1.1;
    position: relative;
    font-weight: 800;
}

.hero-text {
    font-size: clamp(1.25rem, 2vw, 1.5rem);
    margin-bottom: 3rem;
    max-width: 700px;
    margin-inline: auto;
    opacity: 0.9;
}

/* Buttons */
.primary-button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2.5rem;
    background: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: var(--border-radius);
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    isolation: isolate;
}

.primary-button::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transform: translateX(-100%);
    z-index: -1;
}

.primary-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0, 102, 255, 0.2);
}

.primary-button:hover::before {
    transform: translateX(100%);
    transition: transform 0.6s ease;
}

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

/* Services Section */
.services-section {
    padding-block: clamp(4rem, 8vw, 8rem);
    background: var(--light-background);
    position: relative;
}

.services-section h2,
.about-section h2,
.linkedin-section h2 {
    font-size: clamp(2rem, 3vw, 2.5rem);
    margin-bottom: clamp(2rem, 4vw, 3rem);
    text-align: center;
    color: var(--text-color);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(300px, 100%), 1fr));
    gap: clamp(1.5rem, 3vw, 2.5rem);
    margin-top: clamp(2rem, 4vw, 4rem);
}

.service-card {
    background: var(--background);
    padding: clamp(2rem, 4vw, 3rem);
    border-radius: var(--border-radius);
    box-shadow: 0 20px 40px rgba(0,0,0,0.05);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
    isolation: isolate;
}

.service-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    opacity: 0;
    z-index: -1;
    transition: opacity 0.4s ease;
}

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

.service-card:hover::before {
    opacity: 1;
}

.service-card:hover h3,
.service-card:hover p {
    color: white;
}

.service-icon {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.service-card h3 {
    color: var(--text-color);
    margin-bottom: 1rem;
    font-size: 1.5rem;
    transition: color 0.4s ease;
}

.service-card p {
    color: var(--light-text);
    line-height: 1.7;
    transition: color 0.4s ease;
}

/* About Section */
.about-section {
    padding-block: clamp(4rem, 8vw, 8rem);
    background: var(--background);
    position: relative;
}

.about-section p {
    max-width: 800px;
    margin-inline: auto;
    text-align: center;
    font-size: clamp(1.125rem, 1.5vw, 1.25rem);
    color: var(--light-text);
    line-height: 1.8;
}

/* LinkedIn Section */
.linkedin-section {
    background: var(--background);
    text-align: center;
    padding-block: clamp(4rem, 8vw, 8rem);
    position: relative;
}

.linkedin-section p {
    max-width: 600px;
    margin: 0 auto clamp(2rem, 4vw, 3rem);
    font-size: clamp(1.125rem, 1.5vw, 1.25rem);
    color: var(--light-text);
}

.linkedin-button {
    display: inline-flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 2.5rem;
    background-color: var(--linkedin-blue);
    color: white;
    text-decoration: none;
    border-radius: var(--border-radius);
    font-weight: 500;
    transition: all 0.3s ease;
    box-shadow: 0 10px 20px rgba(0, 119, 181, 0.2);
}

.linkedin-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 30px rgba(0, 119, 181, 0.3);
    background-color: #0066a1;
}

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

.linkedin-icon {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
}

/* Footer */
.footer {
    background: var(--light-background);
    color: var(--text-color);
    padding-block: clamp(3rem, 5vw, 4rem) clamp(1.5rem, 3vw, 2rem);
    position: relative;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: clamp(1.5rem, 3vw, 2rem);
}

.footer-logo-image {
    height: 28px;
    width: auto;
    display: block;
    opacity: 0.9;
    transition: opacity 0.3s ease;
}

.footer-logo:hover .footer-logo-image {
    opacity: 1;
}

.footer-links {
    margin-left: auto;
}

.footer a {
    color: var(--text-color);
    text-decoration: none;
    opacity: 0.8;
    transition: all 0.3s ease;
    position: relative;
    padding: 0.5rem;
}

.footer a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 1px;
    bottom: 0;
    left: 50%;
    background: var(--primary-color);
    transition: width 0.3s ease, left 0.3s ease;
}

.footer a:hover {
    opacity: 1;
}

.footer a:hover::after {
    width: 100%;
    left: 0;
}

.footer-bottom {
    text-align: center;
    padding-top: clamp(1.5rem, 3vw, 2rem);
    color: var(--light-text);
    position: relative;
}

/* Legal Section */
.legal-section {
    padding-block: clamp(8rem, 12vw, 10rem) clamp(4rem, 8vw, 6rem);
    background: var(--light-background);
}

.legal-content {
    max-width: 800px;
    margin-inline: auto;
    padding: clamp(2rem, 4vw, 3rem);
    background: var(--background);
    border-radius: var(--border-radius);
    box-shadow: 0 20px 40px rgba(0,0,0,0.05);
}

.legal-content h2 {
    color: var(--text-color);
    font-size: clamp(1.25rem, 2vw, 1.5rem);
    margin: 2.5rem 0 1.5rem;
    text-align: left;
}

.legal-content h2:first-child {
    margin-top: 0;
}

.legal-content p {
    margin-bottom: 1rem;
    line-height: 1.8;
    color: var(--light-text);
}

.legal-content strong {
    color: var(--text-color);
    font-weight: 600;
}

/* Mobile Menu */
.mobile-menu-button {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    z-index: 1000;
}

.mobile-menu-button span {
    display: block;
    width: 25px;
    height: 2px;
    background-color: var(--text-color);
    margin: 5px 0;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.mobile-menu-button.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.mobile-menu-button.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-button.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Responsive Design */
@media (max-width: 768px) {
    .mobile-menu-button {
        display: block;
    }

    .nav-links {
        display: none;
        position: fixed;
        inset: 72px 0 0 0;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
        padding: 2rem;
        flex-direction: column;
        gap: 2rem;
        transition: opacity 0.3s ease;
        opacity: 0;
        pointer-events: none;
    }

    .nav-links.active {
        display: flex;
        opacity: 1;
        pointer-events: auto;
    }

    .footer-content {
        flex-direction: column;
        gap: 2rem;
        text-align: center;
    }

    .footer-links {
        margin-left: 0;
    }
}

/* Print Styles */
@media print {
    .header,
    .footer {
        position: static;
    }

    .hero-section,
    .services-section,
    .about-section,
    .linkedin-section {
        break-inside: avoid;
    }
}