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

:root {
    /* Color Palette */
    --ocean-blue: #1e40af;
    --ocean-blue-light: #3b82f6;
    --ocean-blue-dark: #1e3a8a;
    --white: #ffffff;
    --green: #059669;
    --green-light: #10b981;
    --orange-light: #f97316;
    --orange-pale: #fed7aa;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    
    /* Typography */
    --font-family: 'Inter', sans-serif;
    
    /* Spacing */
    --section-padding: 5rem 0;
    --container-padding: 0 1rem;
    
    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--gray-700);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--container-padding);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--gray-200);
    z-index: 1000;
    transition: var(--transition);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo {
    display: flex;
    align-items: center;
}

.nav-logo h2 {
    color: var(--ocean-blue);
    font-weight: 700;
    font-size: 1.5rem;
}

.nav-logo-img {
    height: 45px;
    width: auto;
    max-width: 200px;
    transition: var(--transition);
    object-fit: contain;
}

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

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: var(--gray-700);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-link:hover {
    color: var(--ocean-blue);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--ocean-blue);
    transition: var(--transition);
}

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

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

.bar {
    width: 25px;
    height: 3px;
    background: var(--ocean-blue);
    margin: 3px 0;
    transition: var(--transition);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background: linear-gradient(135deg, var(--ocean-blue) 0%, var(--ocean-blue-light) 50%, var(--green) 100%);
    overflow: hidden;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 2;
}

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

.hero-badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50px;
    padding: 0.5rem 1.5rem;
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
    font-weight: 500;
    animation: badgeFloat 3s ease-in-out infinite;
}

@keyframes badgeFloat {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-5px); }
}

.hero-stats {
    display: flex;
    gap: 2rem;
    margin: 2rem 0;
    flex-wrap: wrap;
}

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

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--orange-pale);
    line-height: 1;
}

.stat-label {
    font-size: 0.9rem;
    opacity: 0.8;
    font-weight: 500;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.gradient-text {
    background: linear-gradient(45deg, var(--white), var(--orange-pale));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.5rem;
    font-weight: 500;
    margin-bottom: 1rem;
    color: var(--orange-pale);
}

.hero-description {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn {
    padding: 0.875rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    border: 2px solid transparent;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--white);
    color: var(--ocean-blue);
    border-color: var(--white);
}

.btn-primary:hover {
    background: transparent;
    color: var(--white);
    border-color: var(--white);
    transform: translateY(-2px);
}

.btn-secondary {
    background: transparent;
    color: var(--white);
    border-color: var(--white);
}

.btn-secondary:hover {
    background: var(--white);
    color: var(--ocean-blue);
    transform: translateY(-2px);
}

/* Floating Cards */
.hero-visual {
    position: relative;
    height: 400px;
    overflow: hidden;
}

.floating-cards {
    position: relative;
    width: 100%;
    height: 100%;
}

.card {
    position: absolute;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 25px;
    padding: 2rem;
    color: var(--white);
    text-align: center;
    animation: floatComplex 8s ease-in-out infinite;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    min-width: 200px;
}

.card:hover {
    transform: scale(1.1) rotate(5deg);
    background: rgba(255, 255, 255, 0.2);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.card-icon {
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.card-icon i {
    font-size: 1.5rem;
    color: var(--orange-pale);
    animation: iconPulse 2s ease-in-out infinite;
    transition: all 0.3s ease;
}

.card:hover .card-icon {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.1);
}

.card:hover .card-icon i {
    color: var(--white);
    transform: scale(1.2);
}

.card-content h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    transition: all 0.3s ease;
}

.card-content p {
    font-size: 0.9rem;
    opacity: 0.8;
    transition: all 0.3s ease;
}

.card:hover .card-content h3,
.card:hover .card-content p {
    transform: translateY(-2px);
}

.card-1 {
    top: 15%;
    left: 5%;
    animation-delay: 0s;
    animation-duration: 6s;
}

.card-2 {
    top: 45%;
    right: 15%;
    animation-delay: 2s;
    animation-duration: 7s;
}

.card-3 {
    bottom: 15%;
    left: 25%;
    animation-delay: 4s;
    animation-duration: 8s;
}

@keyframes floatComplex {
    0%, 100% { 
        transform: translateY(0px) rotate(0deg) scale(1);
    }
    25% { 
        transform: translateY(-15px) rotate(2deg) scale(1.02);
    }
    50% { 
        transform: translateY(-25px) rotate(0deg) scale(1.05);
    }
    75% { 
        transform: translateY(-15px) rotate(-2deg) scale(1.02);
    }
}

@keyframes iconPulse {
    0%, 100% { 
        transform: scale(1);
        opacity: 1;
    }
    50% { 
        transform: scale(1.1);
        opacity: 0.8;
    }
}

/* Hero Background */
.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    overflow: hidden;
}

/* Particle System */
.particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.particle {
    position: absolute;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    animation: particleFloat 20s linear infinite;
}

.particle:nth-child(1) {
    width: 4px;
    height: 4px;
    top: 20%;
    left: 10%;
    animation-delay: 0s;
    animation-duration: 15s;
}

.particle:nth-child(2) {
    width: 6px;
    height: 6px;
    top: 60%;
    left: 80%;
    animation-delay: 2s;
    animation-duration: 18s;
}

.particle:nth-child(3) {
    width: 3px;
    height: 3px;
    top: 80%;
    left: 20%;
    animation-delay: 4s;
    animation-duration: 12s;
}

.particle:nth-child(4) {
    width: 5px;
    height: 5px;
    top: 30%;
    left: 70%;
    animation-delay: 6s;
    animation-duration: 16s;
}

.particle:nth-child(5) {
    width: 4px;
    height: 4px;
    top: 70%;
    left: 50%;
    animation-delay: 8s;
    animation-duration: 14s;
}

@keyframes particleFloat {
    0% {
        transform: translateY(100vh) rotate(0deg);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateY(-100px) rotate(360deg);
        opacity: 0;
    }
}

/* Hero Shapes */
.hero-shapes {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.shape {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    animation: shapeFloat 10s ease-in-out infinite;
}

.shape-1 {
    width: 100px;
    height: 100px;
    top: 20%;
    right: 10%;
    animation-delay: 0s;
}

.shape-2 {
    width: 60px;
    height: 60px;
    bottom: 30%;
    left: 10%;
    animation-delay: 3s;
}

.shape-3 {
    width: 80px;
    height: 80px;
    top: 60%;
    right: 30%;
    animation-delay: 6s;
}

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

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
}

.scroll-arrow {
    width: 40px;
    height: 40px;
    border: 2px solid rgba(255, 255, 255, 0.5);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    animation: scrollBounce 2s ease-in-out infinite;
    cursor: pointer;
    transition: var(--transition);
}

.scroll-arrow:hover {
    border-color: var(--white);
    background: rgba(255, 255, 255, 0.1);
}

@keyframes scrollBounce {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

/* Section Styles */
section {
    padding: var(--section-padding);
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--gray-800);
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--gray-600);
    max-width: 600px;
    margin: 0 auto;
}

/* About Section */
.about {
    background: linear-gradient(135deg, var(--gray-50) 0%, rgba(30, 64, 175, 0.05) 50%, var(--gray-50) 100%);
    position: relative;
    overflow: hidden;
}

.about::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, transparent 0%, rgba(5, 150, 105, 0.03) 50%, transparent 100%);
    pointer-events: none;
}

.about .floating-bubbles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.about .bubble {
    position: absolute;
    background: rgba(30, 64, 175, 0.1);
    border-radius: 50%;
    animation: bubbleFloat 15s linear infinite;
}

.about .bubble:nth-child(1) {
    width: 60px;
    height: 60px;
    left: 10%;
    top: 20%;
    animation-delay: 0s;
    animation-duration: 20s;
}

.about .bubble:nth-child(2) {
    width: 40px;
    height: 40px;
    left: 80%;
    top: 60%;
    animation-delay: 5s;
    animation-duration: 18s;
}

.about .bubble:nth-child(3) {
    width: 80px;
    height: 80px;
    left: 70%;
    top: 10%;
    animation-delay: 10s;
    animation-duration: 25s;
}

@keyframes bubbleFloat {
    0% {
        transform: translateY(100vh) scale(0);
        opacity: 0;
    }
    10% {
        opacity: 0.3;
    }
    90% {
        opacity: 0.3;
    }
    100% {
        transform: translateY(-100px) scale(1);
        opacity: 0;
    }
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text h3 {
    font-size: 2rem;
    color: var(--gray-800);
    margin-bottom: 1.5rem;
}

.about-text p {
    font-size: 1.1rem;
    line-height: 1.7;
    margin-bottom: 2rem;
    color: var(--gray-600);
}

.stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.stat {
    text-align: center;
    padding: 1.5rem;
    background: var(--white);
    border-radius: 15px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.stat h4 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--ocean-blue);
    margin-bottom: 0.5rem;
}

.stat p {
    color: var(--gray-600);
    font-weight: 500;
}

.tech-stack {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.tech-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 2rem 1rem;
    background: var(--white);
    border-radius: 15px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
}

.tech-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.tech-item i {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--ocean-blue);
}

.tech-item span {
    font-weight: 600;
    color: var(--gray-700);
}

/* Services Section */
.services {
    background: linear-gradient(135deg, var(--white) 0%, rgba(5, 150, 105, 0.05) 50%, var(--white) 100%);
    position: relative;
    overflow: hidden;
}

.services::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, transparent 0%, rgba(30, 64, 175, 0.03) 50%, transparent 100%);
    pointer-events: none;
}

.services .floating-bubbles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.services .bubble {
    position: absolute;
    background: rgba(5, 150, 105, 0.1);
    border-radius: 50%;
    animation: bubbleFloat 12s linear infinite;
}

.services .bubble:nth-child(1) {
    width: 50px;
    height: 50px;
    left: 20%;
    top: 30%;
    animation-delay: 2s;
    animation-duration: 15s;
}

.services .bubble:nth-child(2) {
    width: 70px;
    height: 70px;
    left: 75%;
    top: 20%;
    animation-delay: 7s;
    animation-duration: 18s;
}

.services .bubble:nth-child(3) {
    width: 35px;
    height: 35px;
    left: 60%;
    top: 70%;
    animation-delay: 12s;
    animation-duration: 14s;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid var(--gray-200);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(30, 64, 175, 0.1), transparent);
    transition: left 0.5s;
}

.service-card:hover::before {
    left: 100%;
}

.service-card:hover {
    transform: translateY(-15px) scale(1.02);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
    border-color: var(--ocean-blue);
}

.service-card:hover .service-icon {
    transform: scale(1.1) rotate(5deg);
    background: linear-gradient(135deg, var(--ocean-blue), var(--green));
}

.service-card:hover .service-icon i {
    transform: scale(1.2);
    animation: iconBounce 0.6s ease-in-out;
}

@keyframes iconBounce {
    0%, 100% { transform: scale(1.2); }
    50% { transform: scale(1.4); }
}

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--ocean-blue), var(--ocean-blue-light));
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.service-icon i {
    font-size: 2rem;
    color: var(--white);
}

.service-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: 1rem;
}

.service-card p {
    color: var(--gray-600);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

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

.service-card li {
    color: var(--gray-600);
    margin-bottom: 0.5rem;
    position: relative;
    padding-left: 1.5rem;
}

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

/* Portfolio Section */
.portfolio {
    background: linear-gradient(135deg, var(--gray-50) 0%, rgba(30, 64, 175, 0.08) 50%, var(--gray-50) 100%);
    position: relative;
    overflow: hidden;
}

.portfolio::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, transparent 0%, rgba(5, 150, 105, 0.05) 50%, transparent 100%);
    pointer-events: none;
}

.portfolio .floating-bubbles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.portfolio .bubble {
    position: absolute;
    background: rgba(30, 64, 175, 0.08);
    border-radius: 50%;
    animation: bubbleFloat 18s linear infinite;
}

.portfolio .bubble:nth-child(1) {
    width: 45px;
    height: 45px;
    left: 15%;
    top: 25%;
    animation-delay: 3s;
    animation-duration: 22s;
}

.portfolio .bubble:nth-child(2) {
    width: 65px;
    height: 65px;
    left: 85%;
    top: 40%;
    animation-delay: 8s;
    animation-duration: 20s;
}

.portfolio .bubble:nth-child(3) {
    width: 30px;
    height: 30px;
    left: 50%;
    top: 80%;
    animation-delay: 15s;
    animation-duration: 16s;
}

.portfolio-filter {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.75rem 1.5rem;
    border: 2px solid var(--gray-300);
    background: var(--white);
    color: var(--gray-600);
    border-radius: 50px;
    cursor: pointer;
    transition: var(--transition);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.filter-btn i {
    font-size: 0.9rem;
}

.filter-btn.active,
.filter-btn:hover {
    background: var(--ocean-blue);
    color: var(--white);
    border-color: var(--ocean-blue);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(30, 64, 175, 0.3);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.portfolio-item {
    background: var(--white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(30, 64, 175, 0.15);
    position: relative;
    display: flex;
    flex-direction: column;
}

.portfolio-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--ocean-blue), var(--green));
    opacity: 1;
    transition: var(--transition);
}

.portfolio-item:hover::before {
    height: 6px;
    box-shadow: 0 2px 10px rgba(30, 64, 175, 0.3);
}

.portfolio-item:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 25px 50px rgba(30, 64, 175, 0.15);
    border-color: var(--ocean-blue);
}

.portfolio-image {
    position: relative;
    overflow: hidden;
    height: 200px;
}

.portfolio-info {
    padding: 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    background: var(--white);
}

.portfolio-image img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    filter: brightness(0.9) contrast(1.1);
}

.portfolio-item:hover .portfolio-image img {
    filter: brightness(1.1) contrast(1.2);
    transform: scale(1.05);
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(30, 64, 175, 0.95), rgba(59, 130, 246, 0.95));
    backdrop-filter: blur(10px);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    color: var(--white);
    text-align: center;
    padding: 2rem;
    border-radius: 20px;
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
    transform: scale(1.02);
}

.portfolio-content {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.portfolio-category {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    opacity: 0.9;
    margin-bottom: 1rem;
}

.portfolio-category i {
    font-size: 1rem;
}

.portfolio-info h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--gray-800);
    line-height: 1.3;
    margin: 0;
}

.portfolio-info p {
    font-size: 0.9rem;
    color: var(--gray-600);
    line-height: 1.5;
    margin: 0;
}

.portfolio-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.portfolio-tech span {
    background: linear-gradient(135deg, var(--ocean-blue), var(--ocean-blue-light));
    color: var(--white);
    padding: 0.25rem 0.75rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 500;
    box-shadow: 0 2px 4px rgba(30, 64, 175, 0.2);
}

.portfolio-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.portfolio-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--ocean-blue);
    color: var(--white);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    text-decoration: none;
    transition: var(--transition);
    font-size: 0.85rem;
    font-weight: 500;
    border: 1px solid var(--ocean-blue);
}

.portfolio-link:hover {
    background: var(--white);
    color: var(--ocean-blue);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(30, 64, 175, 0.3);
}

/* Contact Section */
.contact {
    background: linear-gradient(135deg, var(--gray-50) 0%, rgba(30, 64, 175, 0.08) 50%, var(--gray-50) 100%);
    position: relative;
}

.contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, transparent 0%, rgba(5, 150, 105, 0.05) 50%, transparent 100%);
    pointer-events: none;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 2rem;
    background: var(--gray-50);
    border-radius: 15px;
    transition: var(--transition);
}

.contact-item:hover {
    background: var(--white);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--ocean-blue), var(--ocean-blue-light));
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon i {
    font-size: 1.5rem;
    color: var(--white);
}

.contact-details h3 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: 0.5rem;
}

.contact-details p {
    color: var(--gray-600);
}

.contact-form {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid var(--gray-200);
    border-radius: 10px;
    font-family: var(--font-family);
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--ocean-blue);
    box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.1);
}

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

/* Testimonials Section */
.testimonials {
    background: linear-gradient(135deg, var(--white) 0%, rgba(5, 150, 105, 0.08) 50%, var(--white) 100%);
    padding: 5rem 0;
    position: relative;
}

.testimonials::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, transparent 0%, rgba(30, 64, 175, 0.05) 50%, transparent 100%);
    pointer-events: none;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.testimonial-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid var(--gray-200);
    position: relative;
    overflow: hidden;
}

.testimonial-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--ocean-blue), var(--green));
}

.testimonial-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.testimonial-content {
    margin-bottom: 2rem;
}

.quote-icon {
    color: var(--ocean-blue);
    font-size: 2rem;
    margin-bottom: 1rem;
    opacity: 0.7;
}

.testimonial-content p {
    font-size: 1.1rem;
    line-height: 1.6;
    color: var(--gray-700);
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.author-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid var(--ocean-blue);
}

.author-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.author-info h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: 0.25rem;
}

.author-info span {
    color: var(--gray-600);
    font-size: 0.9rem;
}

/* Footer */
.footer {
    background: var(--gray-800);
    color: var(--white);
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-logo h3 {
    color: var(--ocean-blue-light);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.footer-logo p {
    color: var(--gray-300);
    line-height: 1.6;
}

.footer-links h4,
.footer-social h4 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--white);
}

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

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: var(--gray-300);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--ocean-blue-light);
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: var(--gray-700);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--ocean-blue);
    transform: translateY(-2px);
}

.footer-bottom {
    border-top: 1px solid var(--gray-700);
    padding-top: 1rem;
    text-align: center;
    color: var(--gray-300);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-logo-img {
        height: 35px;
        max-width: 150px;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--white);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 2rem 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-stats {
        justify-content: center;
        gap: 1.5rem;
    }
    
    .hero-buttons {
        justify-content: center;
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }
    
    .floating-cards {
        display: none;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .stats {
        grid-template-columns: 1fr;
    }
    
    .tech-stack {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .portfolio-filter {
        justify-content: center;
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonial-card {
        padding: 2rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 300px;
    }
    
    .tech-stack {
        grid-template-columns: 1fr;
    }
}

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

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

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

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--gray-100);
}

::-webkit-scrollbar-thumb {
    background: var(--ocean-blue);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--ocean-blue-dark);
}