/* ===== CSS VARIABLES ===== */
:root {
    /* Colors - Modern Tech Palette */
    --primary-color: #0a7ebd;
    --primary-light: #1e90ff;
    --primary-dark: #0056a3;
    --secondary-color: #00d4aa;
    --accent-color: #6366f1;
    --accent-light: #8b5cf6;

    /* Neutrals */
    --white: #ffffff;
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
    --gradient-secondary: linear-gradient(135deg, var(--secondary-color) 0%, var(--primary-light) 100%);
    --gradient-hero: linear-gradient(135deg, #0a7ebd 0%, #1e40af 50%, #6366f1 100%);
    --gradient-glass: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.05) 100%);

    /* 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);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-glass: 0 8px 32px 0 rgba(31, 38, 135, 0.37);

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;

    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 50%;

    /* Transitions */
    --transition-fast: 0.15s ease-out;
    --transition-normal: 0.3s ease-out;
    --transition-slow: 0.5s ease-out;

    /* Z-index */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal: 1040;
    --z-popover: 1050;
    --z-tooltip: 1060;
}

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

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

body {
    font-family: var(--font-family);
    font-weight: var(--font-weight-normal);
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--gray-50);
    overflow-x: hidden;
}

/* ===== UTILITIES ===== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-6);
}

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-2) var(--space-4);
    background: rgba(99, 102, 241, 0.1);
    color: var(--accent-color);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: var(--font-weight-medium);
    margin-bottom: var(--space-4);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(99, 102, 241, 0.2);
}

.section-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: var(--font-weight-bold);
    line-height: 1.2;
    margin-bottom: var(--space-6);
    color: var(--gray-900);
}

.section-description {
    font-size: 1.125rem;
    color: var(--gray-600);
    margin-bottom: var(--space-8);
    max-width: 600px;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-3) var(--space-6);
    border: none;
    border-radius: var(--radius-lg);
    font-size: 1rem;
    font-weight: var(--font-weight-medium);
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    white-space: nowrap;
}

.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(--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(--gray-800);
    border: 2px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
}

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

.btn-full {
    width: 100%;
}

.btn-icon {
    margin-right: var(--space-2);
}

.btn-loading {
    display: none;
}

.btn.loading .btn-text {
    display: none;
}

.btn.loading .btn-loading {
    display: inline;
}

/* ===== NAVIGATION ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-fixed);
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: all var(--transition-normal);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    box-shadow: var(--shadow-md);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) var(--space-6);
    max-width: 1200px;
    margin: 0 auto;
}

.nav-logo .logo-text {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--space-8);
    align-items: center;
}

.nav-link {
    color: var(--gray-700);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    transition: color var(--transition-normal);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width var(--transition-normal);
}

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

.nav-cta {
    background: var(--gradient-primary);
    color: var(--white);
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-lg);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    transition: transform var(--transition-normal);
}

.nav-cta:hover {
    transform: translateY(-2px);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.hamburger .bar {
    width: 25px;
    height: 3px;
    background: var(--gray-700);
    border-radius: 2px;
    transition: all var(--transition-normal);
}

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

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

.hero-gradient {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 50%, rgba(99, 102, 241, 0.3) 0%, transparent 50%),
                radial-gradient(circle at 70% 80%, rgba(30, 144, 255, 0.2) 0%, transparent 50%);
}

.floating-elements {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

.floating-element {
    position: absolute;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    backdrop-filter: blur(10px);
    animation: float 20s infinite ease-in-out;
}

.floating-element:nth-child(1) {
    width: 100px;
    height: 100px;
    top: 20%;
    left: 10%;
    animation-delay: -5s;
}

.floating-element:nth-child(2) {
    width: 60px;
    height: 60px;
    top: 60%;
    right: 15%;
    animation-delay: -2s;
}

.floating-element:nth-child(3) {
    width: 80px;
    height: 80px;
    top: 30%;
    right: 30%;
    animation-delay: -8s;
}

.floating-element:nth-child(4) {
    width: 40px;
    height: 40px;
    bottom: 30%;
    left: 20%;
    animation-delay: -12s;
}

.floating-element:nth-child(5) {
    width: 120px;
    height: 120px;
    bottom: 20%;
    right: 10%;
    animation-delay: -15s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
        opacity: 0.3;
    }
    50% {
        transform: translateY(-20px) rotate(180deg);
        opacity: 0.6;
    }
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: center;
    position: relative;
    z-index: 2;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-6);
}

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

.hero-badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-2) var(--space-4);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: var(--font-weight-medium);
    margin-bottom: var(--space-6);
    backdrop-filter: blur(10px);
    animation: slideInDown 1s ease-out 0.2s both;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: var(--font-weight-extrabold);
    line-height: 1.1;
    margin-bottom: var(--space-6);
    animation: slideInLeft 1s ease-out 0.4s both;
}

.hero-description {
    font-size: 1.25rem;
    line-height: 1.6;
    margin-bottom: var(--space-8);
    opacity: 0.9;
    animation: slideInLeft 1s ease-out 0.6s both;
}

.hero-buttons {
    display: flex;
    gap: var(--space-4);
    margin-bottom: var(--space-12);
    animation: slideInUp 1s ease-out 0.8s both;
}

.hero-stats {
    display: flex;
    gap: var(--space-8);
    animation: slideInUp 1s ease-out 1s both;
}

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

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: var(--font-weight-bold);
    line-height: 1;
    margin-bottom: var(--space-1);
}

.stat-label {
    font-size: 0.875rem;
    opacity: 0.8;
}

.hero-visual {
    animation: slideInRight 1s ease-out 0.6s both;
}

.hero-card {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-2xl);
    padding: var(--space-6);
    backdrop-filter: blur(20px);
    box-shadow: var(--shadow-glass);
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-4);
    padding-bottom: var(--space-4);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.card-dots {
    display: flex;
    gap: var(--space-2);
}

.card-dots span {
    width: 12px;
    height: 12px;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.3);
}

.card-title {
    color: var(--white);
    font-weight: var(--font-weight-medium);
}

.security-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4);
}

.security-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3);
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--white);
    font-size: 0.875rem;
    transition: all var(--transition-normal);
}

.security-item:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.security-icon {
    font-size: 1.25rem;
}

.status-indicator {
    width: 8px;
    height: 8px;
    border-radius: var(--radius-full);
    background: var(--secondary-color);
    margin-left: auto;
    animation: pulse 2s infinite;
}

.security-item.active .status-indicator {
    background: var(--secondary-color);
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.5;
        transform: scale(1.2);
    }
}

/* ===== SERVICES SECTION ===== */
.services {
    padding: var(--space-24) 0;
    background: var(--white);
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-16);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-8);
}

.service-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
    transition: all var(--transition-normal);
    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-2xl);
    border-color: rgba(99, 102, 241, 0.2);
}

.service-card.featured {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
    color: var(--white);
    position: relative;
}

.service-card.featured::before {
    background: rgba(255, 255, 255, 0.2);
}

.service-card.secondary {
    grid-column: span 1;
}

.service-icon {
    margin-bottom: var(--space-6);
}

.icon-bg {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(99, 102, 241, 0.1);
    border-radius: var(--radius-xl);
    font-size: 1.5rem;
    margin-bottom: var(--space-2);
}

.service-card.featured .icon-bg {
    background: rgba(255, 255, 255, 0.2);
}

.service-title {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--space-4);
    color: var(--gray-900);
}

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

.service-description {
    color: var(--gray-600);
    margin-bottom: var(--space-6);
    line-height: 1.6;
}

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

.service-features {
    list-style: none;
}

.service-features li {
    display: flex;
    align-items: center;
    margin-bottom: var(--space-3);
    color: var(--gray-700);
}

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

.service-features li::before {
    content: '✓';
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    background: var(--secondary-color);
    color: var(--white);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: var(--font-weight-bold);
    margin-right: var(--space-3);
}

.service-badge {
    position: absolute;
    top: var(--space-4);
    right: var(--space-4);
    background: var(--secondary-color);
    color: var(--white);
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: var(--font-weight-medium);
}

/* ===== ABOUT SECTION ===== */
.about {
    padding: var(--space-24) 0;
    background: var(--gray-50);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: center;
}

.about-highlights {
    margin-top: var(--space-8);
}

.highlight-item {
    display: flex;
    gap: var(--space-4);
    margin-bottom: var(--space-6);
}

.highlight-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
    font-size: 1.25rem;
    flex-shrink: 0;
}

.highlight-content h4 {
    font-size: 1.125rem;
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--space-2);
    color: var(--gray-900);
}

.highlight-content p {
    color: var(--gray-600);
    line-height: 1.6;
}

.about-card {
    background: var(--white);
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--gray-200);
}

.about-image {
    margin-bottom: var(--space-6);
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-4);
}

.tech-item {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: var(--radius-xl);
    font-size: 1.5rem;
    transition: transform var(--transition-normal);
}

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

.about-stats {
    display: flex;
    gap: var(--space-8);
}

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

.about-stat .stat-number {
    font-size: 2rem;
    font-weight: var(--font-weight-bold);
    color: var(--primary-color);
    display: block;
    margin-bottom: var(--space-1);
}

.about-stat .stat-text {
    color: var(--gray-600);
    font-size: 0.875rem;
}

/* ===== CONTACT SECTION ===== */
.contact {
    padding: var(--space-24) 0;
    background: var(--white);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: start;
}

.contact-methods {
    margin: var(--space-8) 0;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    margin-bottom: var(--space-6);
    padding: var(--space-4);
    background: var(--gray-50);
    border-radius: var(--radius-xl);
    transition: all var(--transition-normal);
}

.contact-method:hover {
    background: var(--gray-100);
    transform: translateX(8px);
}

.method-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
    font-size: 1.25rem;
}

.method-info h4 {
    font-size: 1rem;
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--space-1);
    color: var(--gray-900);
}

.method-info a,
.method-info span {
    color: var(--gray-600);
    text-decoration: none;
    transition: color var(--transition-normal);
}

.method-info a:hover {
    color: var(--primary-color);
}

.response-time {
    margin-top: var(--space-8);
}

.response-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-4);
    background: rgba(0, 212, 170, 0.1);
    color: var(--secondary-color);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: var(--font-weight-medium);
    border: 1px solid rgba(0, 212, 170, 0.2);
}

.pulse-dot {
    width: 8px;
    height: 8px;
    background: var(--secondary-color);
    border-radius: var(--radius-full);
    animation: pulse 2s infinite;
}

.contact-form-container {
    background: var(--gray-50);
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
    border: 1px solid var(--gray-200);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-weight: var(--font-weight-medium);
    margin-bottom: var(--space-2);
    color: var(--gray-700);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: var(--space-3) var(--space-4);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    font-size: 1rem;
    font-family: inherit;
    transition: all var(--transition-normal);
    background: var(--white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(10, 126, 189, 0.1);
}

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

/* ===== FOOTER ===== */
.footer {
    background: var(--gray-900);
    color: var(--white);
    padding: var(--space-16) 0 var(--space-8);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-6);
}

.footer-main {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--space-12);
    margin-bottom: var(--space-12);
}

.footer-logo {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--space-4);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-tagline {
    color: var(--gray-400);
    margin-bottom: var(--space-6);
}

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.footer-phone,
.footer-email {
    color: var(--white);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    transition: color var(--transition-normal);
}

.footer-phone:hover,
.footer-email:hover {
    color: var(--primary-light);
}

.footer-services h4,
.footer-company h4 {
    font-size: 1.125rem;
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--space-4);
    color: var(--white);
}

.footer-services ul,
.footer-company ul {
    list-style: none;
}

.footer-services li,
.footer-company li {
    margin-bottom: var(--space-2);
}

.footer-services a,
.footer-company a {
    color: var(--gray-400);
    text-decoration: none;
    transition: color var(--transition-normal);
}

.footer-services a:hover,
.footer-company a:hover {
    color: var(--white);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-8);
    border-top: 1px solid var(--gray-800);
}

.footer-copy {
    color: var(--gray-400);
}

.footer-links {
    display: flex;
    gap: var(--space-6);
}

.footer-link {
    color: var(--gray-400);
    text-decoration: none;
    transition: color var(--transition-normal);
}

.footer-link:hover {
    color: var(--white);
}

/* ===== ANIMATIONS ===== */
@keyframes slideInDown {
    from {
        transform: translateY(-30px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes slideInLeft {
    from {
        transform: translateX(-30px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

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

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

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: var(--space-12);
        text-align: center;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: var(--space-12);
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--space-12);
    }

    .footer-main {
        grid-template-columns: 1fr;
        gap: var(--space-8);
        text-align: center;
    }

    .footer-bottom {
        flex-direction: column;
        gap: var(--space-4);
        text-align: center;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: rgba(255, 255, 255, 0.95);
        backdrop-filter: blur(20px);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow-xl);
        padding: var(--space-8);
        gap: var(--space-4);
    }

    .nav-menu.active {
        left: 0;
    }

    .hamburger {
        display: flex;
    }

    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active .bar:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }

    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .hero-stats {
        justify-content: center;
        flex-wrap: wrap;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .tech-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .about-stats {
        justify-content: center;
    }

    .container {
        padding: 0 var(--space-4);
    }

    .section-title {
        font-size: 2rem;
    }

    .hero-title {
        font-size: 2.5rem;
    }
}

@media (max-width: 480px) {
    .floating-element {
        display: none;
    }

    .security-grid {
        grid-template-columns: 1fr;
    }

    .card-header {
        flex-direction: column;
        gap: var(--space-2);
        text-align: center;
    }
}

/* ===== SCROLL ANIMATIONS ===== */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

.animate-on-scroll.animated {
    opacity: 1;
    transform: translateY(0);
}

/* ===== SMOOTH SCROLL ===== */
html {
    scroll-padding-top: 80px;
}

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

    .floating-element {
        animation: none;
    }

    .pulse-dot {
        animation: none;
    }

    .status-indicator {
        animation: none;
    }
}

/* Focus styles for accessibility */
.btn:focus,
.nav-link:focus,
input:focus,
select:focus,
textarea:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .service-card {
        border-width: 2px;
    }

    .btn {
        border-width: 2px;
    }
}