/* Modern CSS Reset and Base Styles */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    /* Color Palette */
    --primary-color: #2C3E50;
    --primary-light: #34495E;
    --primary-dark: #1A252F;
    --accent-color: #3498DB;
    --accent-light: #5DADE2;
    --accent-dark: #2980B9;
    --success-color: #2ECC71;
    --warning-color: #F39C12;
    --danger-color: #E74C3C;
    
    /* Text Colors */
    --text-primary: #2C3E50;
    --text-secondary: #6C757D;
    --text-light: #95A5A6;
    --text-white: #FFFFFF;
    
    /* Background Colors */
    --bg-primary: #FFFFFF;
    --bg-secondary: #F8F9FA;
    --bg-tertiary: #ECF0F1;
    --bg-dark: #2C3E50;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #3498DB 0%, #2980B9 100%);
    --gradient-secondary: linear-gradient(135deg, #2ECC71 0%, #27AE60 100%);
    --gradient-hero: linear-gradient(135deg, #2C3E50 0%, #34495E 50%, #3498DB 100%);
    
    /* Spacing */
    --spacing-xs: 0.5rem;    /* 8px */
    --spacing-sm: 1rem;      /* 16px */
    --spacing-md: 1.5rem;    /* 24px */
    --spacing-lg: 2rem;      /* 32px */
    --spacing-xl: 3rem;      /* 48px */
    --spacing-2xl: 4rem;     /* 64px */
    --spacing-3xl: 6rem;     /* 96px */
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-heading: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    
    --font-size-xs: 0.75rem;   /* 12px */
    --font-size-sm: 0.875rem;  /* 14px */
    --font-size-base: 1rem;    /* 16px */
    --font-size-lg: 1.125rem;  /* 18px */
    --font-size-xl: 1.25rem;   /* 20px */
    --font-size-2xl: 1.5rem;   /* 24px */
    --font-size-3xl: 1.875rem; /* 30px */
    --font-size-4xl: 2.25rem;  /* 36px */
    --font-size-5xl: 3rem;     /* 48px */
    --font-size-6xl: 3.75rem;  /* 60px */
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Border Radius */
    --radius-sm: 0.375rem;   /* 6px */
    --radius-md: 0.5rem;     /* 8px */
    --radius-lg: 0.75rem;    /* 12px */
    --radius-xl: 1rem;       /* 16px */
    --radius-2xl: 1.5rem;    /* 24px */
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-normal: 300ms ease-in-out;
    --transition-slow: 500ms ease-in-out;
    
    /* Z-index */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
    --z-toast: 1080;
}

/* Dark Theme Variables */
[data-theme="dark"] {
    --text-primary: #FFFFFF;
    --text-secondary: #BDC3C7;
    --text-light: #95A5A6;
    --bg-primary: #1A252F;
    --bg-secondary: #2C3E50;
    --bg-tertiary: #34495E;
    --bg-dark: #FFFFFF;
}

/* Base Styles */
html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    transition: background-color var(--transition-normal), color var(--transition-normal);
    overflow-x: hidden;
}

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--spacing-lg);
    }
}

/* Skip Link for Accessibility */
.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--primary-color);
    color: var(--text-white);
    padding: 8px;
    text-decoration: none;
    border-radius: var(--radius-md);
    z-index: var(--z-tooltip);
    transition: top var(--transition-fast);
}

.skip-link:focus {
    top: 6px;
}

/* Header Styles */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-fixed);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(44, 62, 80, 0.1);
    transition: all var(--transition-normal);
}

[data-theme="dark"] .header {
    background: rgba(26, 37, 47, 0.95);
    border-bottom-color: rgba(255, 255, 255, 0.1);
}

.header.scrolled {
    background: var(--bg-primary);
    box-shadow: var(--shadow-md);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

@media (min-width: 768px) {
    .nav-container {
        padding: 0 var(--spacing-lg);
    }
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
}

.logo-text {
    font-family: var(--font-heading);
    font-size: var(--font-size-2xl);
    font-weight: 800;
    color: var(--primary-color);
    text-decoration: none;
    letter-spacing: -0.02em;
}

[data-theme="dark"] .logo-text {
    color: var(--text-white);
}

/* Navigation Menu */
.nav-menu {
    display: none;
    list-style: none;
    gap: var(--spacing-lg);
    margin: 0;
    padding: 0;
}

@media (min-width: 768px) {
    .nav-menu {
        display: flex;
    }
}

.nav-link {
    font-weight: 500;
    color: var(--text-primary);
    text-decoration: none;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--accent-color);
    background: rgba(52, 152, 219, 0.1);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--accent-color);
    transition: all var(--transition-fast);
    transform: translateX(-50%);
}

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

/* Navigation Actions */
.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.theme-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border: none;
    background: var(--bg-secondary);
    color: var(--text-primary);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.theme-toggle:hover {
    background: var(--accent-color);
    color: var(--text-white);
    transform: scale(1.05);
}

/* Hamburger Menu */
.hamburger {
    display: flex;
    flex-direction: column;
    justify-content: center;
    width: 30px;
    height: 30px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    gap: 4px;
}

@media (min-width: 768px) {
    .hamburger {
        display: none;
    }
}

.hamburger span {
    display: block;
    height: 2px;
    width: 100%;
    background: var(--text-primary);
    border-radius: 1px;
    transition: all var(--transition-fast);
}

.hamburger[aria-expanded="true"] span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.hamburger[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}

.hamburger[aria-expanded="true"] span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: var(--gradient-hero);
    color: var(--text-white);
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
}

.hero-particles {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="20" cy="20" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="80" cy="40" r="1.5" fill="rgba(255,255,255,0.15)"/><circle cx="40" cy="80" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="90" cy="90" r="0.5" fill="rgba(255,255,255,0.2)"/></svg>') repeat;
    animation: float 20s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(44, 62, 80, 0.1);
}

.hero .container {
    position: relative;
    z-index: 2;
    width: 100%;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
    min-height: calc(100vh - 160px);
    padding: var(--spacing-3xl) 0;
}

@media (min-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-2xl);
    }
}

/* Hero Text */
.hero-text {
    text-align: center;
}

@media (min-width: 1024px) {
    .hero-text {
        text-align: left;
    }
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 500;
    margin-bottom: var(--spacing-lg);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.hero-title {
    font-family: var(--font-heading);
    font-size: var(--font-size-4xl);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-lg);
    letter-spacing: -0.02em;
}

@media (min-width: 768px) {
    .hero-title {
        font-size: var(--font-size-5xl);
    }
}

@media (min-width: 1024px) {
    .hero-title {
        font-size: var(--font-size-6xl);
    }
}

.hero-title .highlight {
    background: linear-gradient(135deg, #3498DB, #2ECC71);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: var(--font-size-lg);
    line-height: 1.6;
    margin-bottom: var(--spacing-xl);
    opacity: 0.9;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

@media (min-width: 1024px) {
    .hero-subtitle {
        font-size: var(--font-size-xl);
        margin-left: 0;
        margin-right: 0;
    }
}

/* Hero Stats */
.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-lg) 0;
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-family: var(--font-heading);
    font-size: var(--font-size-3xl);
    font-weight: 800;
    color: var(--text-white);
    margin-bottom: var(--spacing-xs);
}

@media (min-width: 768px) {
    .stat-number {
        font-size: var(--font-size-4xl);
    }
}

.stat-label {
    font-size: var(--font-size-sm);
    opacity: 0.8;
    font-weight: 500;
}

/* Hero Buttons */
.hero-buttons {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    align-items: center;
}

@media (min-width: 640px) {
    .hero-buttons {
        flex-direction: row;
        justify-content: center;
    }
}

@media (min-width: 1024px) {
    .hero-buttons {
        justify-content: flex-start;
    }
}

/* Button Styles */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--font-size-base);
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--radius-lg);
    transition: all var(--transition-normal);
    cursor: pointer;
    border: none;
    min-width: 180px;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.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: left var(--transition-slow);
}

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

.btn-primary {
    background: var(--gradient-primary);
    color: var(--text-white);
    box-shadow: var(--shadow-lg);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-white);
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-2px);
}

/* Hero Visual */
.hero-visual {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.hero-image-container {
    position: relative;
    width: 100%;
    max-width: 500px;
    height: 400px;
}

.hero-main-visual {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 300px;
    height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.visual-circle {
    width: 200px;
    height: 200px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    position: relative;
    animation: rotate 20s linear infinite;
}

.visual-circle::before {
    content: '';
    position: absolute;
    top: -5px;
    left: 50%;
    width: 10px;
    height: 10px;
    background: var(--accent-color);
    border-radius: 50%;
    transform: translateX(-50%);
    box-shadow: 0 0 20px var(--accent-color);
}

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

.visual-grid {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120px;
    height: 120px;
    background: linear-gradient(90deg, rgba(255, 255, 255, 0.1) 1px, transparent 1px),
                linear-gradient(rgba(255, 255, 255, 0.1) 1px, transparent 1px);
    background-size: 20px 20px;
    border-radius: var(--radius-lg);
}

/* Floating Cards */
.floating-card {
    position: absolute;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.2);
    font-size: var(--font-size-sm);
    font-weight: 500;
    animation: float 6s ease-in-out infinite;
}

.card-1 {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.card-2 {
    top: 60%;
    right: 10%;
    animation-delay: 2s;
}

.card-3 {
    bottom: 20%;
    left: 20%;
    animation-delay: 4s;
}

.floating-card i {
    color: var(--accent-color);
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-lg);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    color: rgba(255, 255, 255, 0.8);
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-10px); }
    60% { transform: translateX(-50%) translateY(-5px); }
}

.scroll-text {
    font-size: var(--font-size-sm);
    font-weight: 500;
}

.scroll-arrow {
    width: 20px;
    height: 20px;
    border-right: 2px solid rgba(255, 255, 255, 0.8);
    border-bottom: 2px solid rgba(255, 255, 255, 0.8);
    transform: rotate(45deg);
}

/* Section Styles */
section {
    padding: var(--spacing-3xl) 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.section-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: var(--bg-secondary);
    color: var(--accent-color);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    border: 1px solid rgba(52, 152, 219, 0.2);
}

.section-title {
    font-family: var(--font-heading);
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

@media (min-width: 768px) {
    .section-title {
        font-size: var(--font-size-4xl);
    }
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    line-height: 1.6;
    max-width: 600px;
    margin: 0 auto;
}

/* About Section */
.about {
    background: var(--bg-secondary);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

@media (min-width: 1024px) {
    .about-content {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-2xl);
    }
}

.about-highlight {
    margin-bottom: var(--spacing-xl);
}

.about-highlight h3 {
    font-family: var(--font-heading);
    font-size: var(--font-size-2xl);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.about-highlight p {
    font-size: var(--font-size-lg);
    line-height: 1.7;
    color: var(--text-secondary);
}

.about-features {
    margin-bottom: var(--spacing-xl);
}

.feature-item {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-lg);
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.feature-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.feature-icon {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    color: var(--text-white);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xl);
}

.feature-content h4 {
    font-family: var(--font-heading);
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.feature-content p {
    color: var(--text-secondary);
    line-height: 1.6;
}

.about-visual {
    position: relative;
}

.about-image {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    margin-bottom: var(--spacing-lg);
}

.image-placeholder {
    aspect-ratio: 4/3;
    background: var(--gradient-primary);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--text-white);
    font-size: var(--font-size-lg);
    font-weight: 600;
}

.image-placeholder i {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-md);
}

.about-achievements {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.achievement-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    background: var(--bg-primary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.achievement-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient-secondary);
    color: var(--text-white);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-lg);
}

.achievement-content {
    display: flex;
    flex-direction: column;
}

.achievement-number {
    font-family: var(--font-heading);
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1;
}

.achievement-label {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    font-weight: 500;
}

/* Services Section */
.services {
    background: var(--bg-primary);
}

.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
}

@media (min-width: 768px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.service-card {
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    border: 1px solid var(--bg-tertiary);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform var(--transition-normal);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.service-card.featured {
    background: var(--gradient-primary);
    color: var(--text-white);
    transform: scale(1.05);
}

.service-card.featured::before {
    background: rgba(255, 255, 255, 0.3);
    transform: scaleX(1);
}

.service-card.featured:hover {
    transform: scale(1.05) translateY(-8px);
}

.service-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: var(--spacing-lg);
}

.service-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    color: var(--text-white);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-2xl);
}

.service-card.featured .service-icon {
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
}

.service-badge {
    background: var(--gradient-secondary);
    color: var(--text-white);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.service-content {
    margin-bottom: var(--spacing-xl);
}

.service-title {
    font-family: var(--font-heading);
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    line-height: 1.3;
}

.service-card.featured .service-title {
    color: var(--text-white);
}

.service-description {
    line-height: 1.6;
    margin-bottom: var(--spacing-lg);
    color: var(--text-secondary);
}

.service-card.featured .service-description {
    color: rgba(255, 255, 255, 0.9);
}

.service-features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.feature {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
    font-weight: 500;
}

.feature i {
    color: var(--success-color);
    font-size: var(--font-size-sm);
}

.service-card.featured .feature i {
    color: rgba(255, 255, 255, 0.8);
}

.service-footer {
    margin-top: auto;
}

.service-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--gradient-primary);
    color: var(--text-white);
    text-decoration: none;
    border-radius: var(--radius-lg);
    font-weight: 600;
    transition: all var(--transition-normal);
    width: 100%;
    justify-content: center;
}

.service-card.featured .service-btn {
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.service-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* Methodology Section */
.methodology {
    background: var(--bg-secondary);
}

.methodology-timeline {
    max-width: 800px;
    margin: 0 auto;
}

.timeline-item {
    display: flex;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-3xl);
    position: relative;
}

.timeline-item:not(:last-child)::after {
    content: '';
    position: absolute;
    left: 30px;
    top: 80px;
    width: 2px;
    height: calc(100% + var(--spacing-lg));
    background: linear-gradient(to bottom, var(--accent-color), transparent);
}

.timeline-number {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    color: var(--text-white);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-size: var(--font-size-lg);
    font-weight: 700;
    position: relative;
    z-index: 2;
}

.timeline-content {
    flex: 1;
    background: var(--bg-primary);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.timeline-content:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.timeline-icon {
    width: 50px;
    height: 50px;
    background: var(--bg-secondary);
    color: var(--accent-color);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-md);
}

.timeline-content h3 {
    font-family: var(--font-heading);
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    line-height: 1.3;
}

.timeline-content p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Contact Section */
.contact {
    background: var(--bg-primary);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-3xl);
}

@media (min-width: 1024px) {
    .contact-content {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-2xl);
    }
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.contact-item {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    transition: all var(--transition-normal);
}

.contact-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.contact-icon {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    color: var(--text-white);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-lg);
}

.contact-details h4 {
    font-family: var(--font-heading);
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.contact-details p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
}

.contact-details small {
    color: var(--text-light);
    font-size: var(--font-size-sm);
}

.contact-social {
    padding: var(--spacing-lg);
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
}

.contact-social h4 {
    font-family: var(--font-heading);
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
}

.social-links a {
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    color: var(--text-white);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: all var(--transition-normal);
}

.social-links a:hover {
    transform: translateY(-2px) scale(1.1);
    box-shadow: var(--shadow-lg);
}

/* Contact Form */
.contact-form-container {
    background: var(--bg-secondary);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

@media (min-width: 640px) {
    .form-row {
        grid-template-columns: 1fr 1fr;
    }
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.form-group label {
    font-weight: 600;
    color: var(--text-primary);
    font-size: var(--font-size-sm);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: var(--spacing-md);
    border: 2px solid var(--bg-tertiary);
    border-radius: var(--radius-lg);
    font-size: var(--font-size-base);
    font-family: var(--font-primary);
    background: var(--bg-primary);
    color: var(--text-primary);
    transition: all var(--transition-normal);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
}

.form-group input.error,
.form-group select.error,
.form-group textarea.error {
    border-color: var(--danger-color);
}

.form-group input.success,
.form-group select.success,
.form-group textarea.success {
    border-color: var(--success-color);
}

.form-error {
    color: var(--danger-color);
    font-size: var(--font-size-sm);
    font-weight: 500;
    display: none;
}

.form-error.show {
    display: block;
}

.form-actions {
    margin-top: var(--spacing-md);
}

/* Footer */
.footer {
    background: var(--primary-color);
    color: var(--text-white);
    padding: var(--spacing-3xl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

@media (min-width: 640px) {
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .footer-content {
        grid-template-columns: 2fr 1fr 1fr 1fr;
    }
}

.footer-brand {
    max-width: 300px;
}

.footer-logo-text {
    font-family: var(--font-heading);
    font-size: var(--font-size-2xl);
    font-weight: 800;
    color: var(--text-white);
    margin-bottom: var(--spacing-md);
    display: block;
}

.footer-description {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
    margin-bottom: var(--spacing-lg);
}

.footer-social {
    display: flex;
    gap: var(--spacing-md);
}

.footer-social a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-white);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: all var(--transition-normal);
}

.footer-social a:hover {
    background: var(--accent-color);
    transform: translateY(-2px);
}

.footer-links h4,
.footer-services h4,
.footer-contact h4 {
    font-family: var(--font-heading);
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-white);
}

.footer-links ul,
.footer-services ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-links a,
.footer-services a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-links a:hover,
.footer-services a:hover {
    color: var(--accent-color);
}

.footer-contact-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    color: rgba(255, 255, 255, 0.8);
}

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

.footer-bottom {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    align-items: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

@media (min-width: 768px) {
    .footer-bottom {
        flex-direction: row;
        justify-content: space-between;
    }
}

.footer-copyright {
    color: rgba(255, 255, 255, 0.6);
    font-size: var(--font-size-sm);
}

.footer-legal {
    display: flex;
    gap: var(--spacing-lg);
}

.footer-legal a {
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    font-size: var(--font-size-sm);
    transition: color var(--transition-fast);
}

.footer-legal a:hover {
    color: var(--accent-color);
}

/* Responsive Design */
@media (max-width: 767px) {
    .nav-menu {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        background: var(--bg-primary);
        flex-direction: column;
        padding: var(--spacing-lg);
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-normal);
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .hero-content {
        text-align: center;
        padding: var(--spacing-2xl) 0;
    }
    
    .hero-title {
        font-size: var(--font-size-3xl);
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .timeline-item {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .timeline-item::after {
        display: none;
    }
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.hidden { display: none; }
.visible { display: block; }

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Animation Classes */
.fade-in {
    animation: fadeIn 0.6s ease-in-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.slide-up {
    animation: slideUp 0.6s ease-out;
}

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

/* Print Styles */
@media print {
    .header,
    .footer,
    .scroll-indicator,
    .floating-card {
        display: none;
    }
    
    .hero {
        min-height: auto;
        padding: var(--spacing-lg) 0;
    }
    
    section {
        padding: var(--spacing-lg) 0;
        break-inside: avoid;
    }
}



/* Valores Equipe Section */
.valores-equipe-container {
    background: var(--bg-primary);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    min-height: 300px; /* Adjust as needed */
    color: var(--text-primary);
}

.valores-list {
    list-style: none;
    padding: 0;
    margin: 0;
    width: 100%;
}

.valores-list li {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
}

.valores-list li::before {
    content: ">"; /* Custom bullet point */
    color: var(--accent-color);
    font-weight: bold;
    font-size: var(--font-size-xl);
    line-height: 1;
    margin-top: 2px;
}