/* ===== CSS Variables ===== */
:root {
    /* Colors - Deep space theme */
    --bg-primary: #0f1923;
    --bg-secondary: #1a2332;
    --bg-card: rgba(26, 35, 50, 0.8);
    --text-primary: #f5f5f7;
    --text-secondary: #b5d4fd;
    --text-muted: #7f9bb8;
    
    /* Accent colors - Cyan theme */
    --primary: #53d7f3;
    --primary-glow: #7ee3f7;
    --accent: #3bc9e8;
    --border: rgba(83, 215, 243, 0.2);
    
    /* Gradients */
    --gradient-primary: linear-gradient(90deg, #53d7f3 0%, #3bc9e8 100%);
    --gradient-card: linear-gradient(145deg, rgba(26, 35, 50, 0.8), rgba(15, 25, 35, 0.4));
    
    /* Shadows */
    --shadow-glow: 0 0 60px -10px rgba(83, 215, 243, 0.5);
    --shadow-card: 0 10px 40px -10px rgba(0, 0, 0, 0.6);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    
    /* Typography */
    --font-display: 'Space Grotesk', system-ui, sans-serif;
    --font-body: 'Inter', system-ui, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    
    /* Border radius */
    --radius-sm: 0.5rem;
    --radius-md: 0.875rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-2xl: 2rem;
    
    /* Transitions */
    --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
    font-family: var(--font-body);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    background-image: 
        radial-gradient(ellipse 80% 50% at 50% -10%, rgba(83, 215, 243, 0.15), transparent),
        radial-gradient(ellipse 60% 40% at 90% 50%, rgba(59, 201, 232, 0.12), transparent);
    background-attachment: fixed;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    letter-spacing: -0.02em;
    line-height: 1.2;
}

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

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

/* ===== Utility Classes ===== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

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

.highlight {
    color: var(--text-primary);
    font-weight: 500;
}

/* ===== Navigation ===== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(15, 25, 35, 0.7);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent;
    transition: var(--transition);
    height: 4rem;
}

.nav.scrolled {
    background: rgba(15, 25, 35, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    height: 4rem;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.logo {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.125rem;
    flex-shrink: 0;
}

.logo-name-animated {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    background-size: 200% 200%;
    animation: gradientShift 3s ease infinite, slideInFromLeft 0.8s ease-out;
    display: inline-block;
    transition: transform 0.3s ease;
}

.logo-name-animated:hover {
    transform: scale(1.05);
    animation: gradientShift 1.5s ease infinite, slideInFromLeft 0.8s ease-out;
}

@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

@keyframes slideInFromLeft {
    0% {
        opacity: 0;
        transform: translateX(-30px);
    }
    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

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

.logo-dev {
    color: var(--text-muted);
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    width: 2rem;
    height: 2rem;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0.25rem;
    z-index: 1001;
    transition: var(--transition);
    position: relative;
    flex-shrink: 0;
}

.mobile-menu-btn:hover {
    opacity: 0.8;
}

.mobile-menu-btn:focus {
    outline: 2px solid var(--primary);
    outline-offset: 4px;
}

.mobile-menu-btn:active {
    transform: scale(0.95);
}

.hamburger-line {
    width: 100%;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition);
}

.mobile-menu-btn.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.mobile-menu-btn.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* Navigation Menu */
.nav-menu {
    position: fixed;
    top: 4rem;
    left: 0;
    right: 0;
    background: rgba(15, 25, 35, 0.98);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    padding: 1.5rem;
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: transform 0.3s ease, opacity 0.3s ease, visibility 0.3s ease;
    z-index: 999;
    max-height: calc(100vh - 4rem);
    overflow-y: auto;
}

.nav-menu.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
}

.nav-links {
    display: flex;
    flex-direction: column;
    list-style: none;
    gap: 0;
    font-size: 0.875rem;
    margin-bottom: 1.5rem;
}

.nav-links li {
    display: flex;
    align-items: center;
    border-bottom: 1px solid var(--border);
}

.nav-links li:last-child {
    border-bottom: none;
}

.nav-links a {
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    width: 100%;
    padding: 1rem 0;
    font-size: 1rem;
}

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

.nav-cta {
    display: none;
    padding: 0.5rem 1rem;
    background: var(--gradient-primary);
    color: var(--text-primary);
    border-radius: 2rem;
    font-size: 0.875rem;
    font-weight: 500;
    box-shadow: var(--shadow-glow);
}

.nav-cta:hover {
    opacity: 0.9;
    transform: scale(1.05);
}

.nav-social-buttons {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.nav-social-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    background: rgba(26, 35, 50, 0.6);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    border-radius: var(--radius-lg);
    font-size: 0.875rem;
    font-weight: 500;
    transition: var(--transition);
}

.nav-social-btn:hover {
    background: var(--gradient-primary);
    border-color: transparent;
    color: var(--text-primary);
    transform: translateY(-1px);
    box-shadow: var(--shadow-glow);
}

.nav-social-btn .social-icon {
    width: 1rem;
    height: 1rem;
    transition: filter 0.4s ease;
}

.nav-social-btn:hover .social-icon {
    filter: drop-shadow(0 0 6px rgba(255, 255, 255, 0.3));
}

/* Desktop Navigation */
@media (min-width: 768px) {
    .mobile-menu-btn {
        display: none;
    }
    
    .nav-menu {
        position: static;
        display: flex;
        align-items: center;
        gap: 2rem;
        background: transparent;
        backdrop-filter: none;
        border: none;
        padding: 0;
        transform: none;
        opacity: 1;
        visibility: visible;
        max-height: none;
        overflow: visible;
    }
    
    .nav-links {
        flex-direction: row;
        gap: 2rem;
        margin-bottom: 0;
        height: 100%;
    }
    
    .nav-links li {
        height: 100%;
        border-bottom: none;
    }
    
    .nav-links a {
        white-space: nowrap;
        height: 100%;
        padding: 0;
    }
    
    .nav-cta {
        display: inline-flex;
    }
    
    .nav-social-buttons {
        flex-direction: row;
        align-items: center;
        height: 100%;
    }
    
    .nav-social-btn {
        padding: 0.5rem 1rem;
    }
}

/* ===== Hero Section ===== */
.hero {
    position: relative;
    padding: 6rem 1.5rem 3rem;
    overflow: hidden;
    min-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.glow-orb {
    position: absolute;
    width: 24rem;
    height: 24rem;
    border-radius: 50%;
    filter: blur(80px);
    animation: pulse-glow 4s ease-in-out infinite;
    pointer-events: none;
}

.glow-orb-1 {
    top: 5rem;
    left: -8rem;
    background: rgba(83, 215, 243, 0.25);
}

.glow-orb-2 {
    top: 10rem;
    right: -8rem;
    background: rgba(59, 201, 232, 0.25);
    animation-delay: 2s;
}

.hero-content {
    position: relative;
    max-width: 64rem;
    text-align: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.375rem 1rem;
    background: rgba(26, 35, 50, 0.5);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border);
    border-radius: 2rem;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.status-dot {
    width: 0.5rem;
    height: 0.5rem;
    background: var(--primary);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

.hero-title {
    font-size: clamp(2.5rem, 8vw, 4.5rem);
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.05;
}

.hero-description {
    font-size: clamp(1rem, 2vw, 1.125rem);
    color: var(--text-secondary);
    max-width: 48rem;
    margin: 0 auto 2rem;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 2.5rem;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: 2rem;
    font-weight: 500;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

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

.btn-primary:hover {
    opacity: 0.9;
    transform: scale(1.05);
}

.btn-secondary {
    background: rgba(26, 35, 50, 0.5);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border);
    color: var(--text-primary);
}

.btn-secondary:hover {
    border-color: rgba(83, 215, 243, 0.5);
    transform: scale(1.05);
}

.hero-info {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.5rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.info-item {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

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

/* ===== Section Styles ===== */
.section {
    padding: 3rem 1.5rem;
}

.section-alt {
    background: rgba(42, 28, 68, 0.2);
}

.section-label {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.label-line {
    width: 2rem;
    height: 1px;
    background: var(--gradient-primary);
}

.label-text {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--primary);
}

.section-title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    margin-bottom: 2rem;
    max-width: 48rem;
}

.section-subtitle {
    color: var(--text-secondary);
    max-width: 48rem;
    margin-bottom: 2rem;
    line-height: 1.7;
}

/* ===== About Section ===== */
.about-grid {
    display: grid;
    gap: 2rem;
}

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

.about-text {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

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

.stat-card {
    background: var(--gradient-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 1.25rem;
    text-align: center;
    box-shadow: var(--shadow-card);
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-4px);
}

.stat-value {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 2.5rem);
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.stat-label {
    margin-top: 0.5rem;
    font-size: 0.75rem;
    color: var(--text-secondary);
    line-height: 1.3;
}

.tech-stack {
    grid-column: 1 / -1;
    background: var(--gradient-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 1.5rem;
}

.tech-label {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 0.75rem;
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tech-tag {
    padding: 0.25rem 0.75rem;
    background: rgba(83, 215, 243, 0.1);
    border: 1px solid var(--border);
    border-radius: 2rem;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    transition: var(--transition);
}

.tech-tag:hover {
    border-color: rgba(83, 215, 243, 0.4);
    color: var(--primary);
}

/* ===== Resume Section ===== */
.resume-grid {
    display: grid;
    gap: 2rem;
}

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

.resume-heading {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.resume-heading i {
    color: var(--primary);
}

.timeline {
    position: relative;
    list-style: none;
    border-left: 1px solid var(--border);
    margin-left: 2.5rem;
    padding-left: 2rem;
}

.timeline-item {
    position: relative;
    margin-bottom: 2rem;
}

.timeline-icon {
    position: absolute;
    left: -3.375rem;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.75rem;
    height: 2.75rem;
    background: var(--bg-card);
    border: 1px solid rgba(83, 215, 243, 0.4);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-glow);
    z-index: 1;
}

.timeline-icon i {
    width: 1.25rem;
    height: 1.25rem;
    color: var(--primary);
}

.timeline-card {
    background: var(--gradient-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 1.5rem;
    transition: var(--transition);
    position: relative;
}

.timeline-card:hover {
    border-color: rgba(83, 215, 243, 0.4);
    transform: translateY(-2px);
}

.timeline-year {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--primary);
    margin-bottom: 0.75rem;
    font-weight: 500;
}

.timeline-title {
    font-size: 1.25rem;
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: 0.5rem;
}

.timeline-place {
    font-size: 0.9375rem;
    color: var(--text-secondary);
}

/* ===== Services Section ===== */
.services-grid {
    display: grid;
    gap: 1.25rem;
}

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

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

.service-card {
    position: relative;
    background: var(--gradient-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 1.5rem;
    transition: var(--transition);
}

.service-card:hover {
    border-color: rgba(83, 215, 243, 0.5);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

.service-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.service-icon {
    display: grid;
    place-items: center;
    width: 2.75rem;
    height: 2.75rem;
    background: rgba(83, 215, 243, 0.1);
    border: 1px solid rgba(83, 215, 243, 0.3);
    border-radius: var(--radius-lg);
    color: var(--primary);
    transition: var(--transition);
}

.service-card:hover .service-icon {
    background: var(--gradient-primary);
    color: var(--text-primary);
}

.service-number {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
}

.service-title {
    font-size: 1.125rem;
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: 0.5rem;
}

.service-description {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ===== Projects Section ===== */
.projects-grid {
    display: grid;
    gap: 1.5rem;
}

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

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

.project-card {
    position: relative;
    background: rgba(26, 35, 50, 0.5);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 1.5rem;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.project-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: var(--radius-xl);
    background: var(--gradient-primary);
    opacity: 0;
    transition: var(--transition);
    pointer-events: none;
}

.project-card:hover {
    border-color: rgba(83, 215, 243, 0.5);
    transform: translateY(-4px);
}

.project-card:hover::before {
    opacity: 0.05;
}

.project-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.project-header-right {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.project-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 3rem;
    height: 3rem;
    background: rgba(83, 215, 243, 0.1);
    border: 1px solid rgba(83, 215, 243, 0.3);
    color: var(--primary);
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

.project-card:hover .project-icon {
    background: var(--gradient-primary);
    color: var(--text-primary);
    border-color: transparent;
    box-shadow: var(--shadow-glow);
    transform: scale(1.05);
}

.project-type-badge {
    padding: 0.25rem 0.75rem;
    background: rgba(83, 215, 243, 0.15);
    border: 1px solid rgba(83, 215, 243, 0.3);
    border-radius: 2rem;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--primary);
    font-weight: 500;
}

.project-link-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.5rem;
    height: 1.5rem;
    background: rgba(26, 35, 50, 0.6);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    border-radius: 0.375rem;
    transition: var(--transition);
}

.project-link-icon:hover {
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-1px);
}

.project-link-icon i {
    width: 0.75rem;
    height: 0.75rem;
}

.project-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin: 0;
}

.project-description {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
}

.project-platforms {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.platform-badge {
    padding: 0.25rem 0.625rem;
    background: rgba(59, 201, 232, 0.1);
    border: 1px solid rgba(59, 201, 232, 0.3);
    border-radius: 0.375rem;
    font-size: 0.75rem;
    color: var(--accent);
    font-weight: 500;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.project-tag {
    padding: 0.25rem 0.5rem;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    transition: var(--transition);
}

.project-tag:hover {
    border-color: rgba(83, 215, 243, 0.3);
    color: var(--primary);
}

/* ===== Contact Section ===== */
.contact-subtitle {
    color: var(--text-secondary);
    max-width: 40rem;
    margin-bottom: 3rem;
}

.contact-content {
    max-width: 960px;
    margin: 0 auto;
}

.contact-cards-row {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

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

.contact-card {
    background: var(--gradient-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 1.5rem;
    transition: var(--transition);
}

.contact-card:hover {
    border-color: rgba(83, 215, 243, 0.4);
    transform: translateY(-2px);
}

.contact-card-label {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.contact-card-value {
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--primary);
    display: block;
    word-break: break-all;
}

.contact-card-value:hover {
    opacity: 0.8;
}

.contact-meta-row {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    margin-bottom: 2.5rem;
    padding: 0 0.5rem;
}

.contact-meta-item {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.contact-meta-item i {
    color: var(--primary);
    width: 1.125rem;
    height: 1.125rem;
}

.contact-social-row {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.contact-social-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.875rem 1.5rem;
    background: rgba(26, 35, 50, 0.6);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    border-radius: var(--radius-lg);
    font-size: 0.9375rem;
    font-weight: 500;
    transition: var(--transition);
}

.contact-social-btn:hover {
    background: var(--gradient-primary);
    border-color: transparent;
    color: var(--text-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.contact-social-btn .social-icon {
    width: 1.25rem;
    height: 1.25rem;
    transition: filter 0.4s ease;
}

.contact-social-btn:hover .social-icon {
    filter: drop-shadow(0 0 8px rgba(255, 255, 255, 0.3));
}

.contact-form {
    background: var(--gradient-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-2xl);
    padding: 2rem;
}

.form-row {
    display: grid;
    gap: 1rem;
}

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

.form-field {
    margin-bottom: 1rem;
}

.form-field label {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.form-field input,
.form-field textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    background: rgba(15, 25, 35, 0.6);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 0.875rem;
    transition: var(--transition);
}

.form-field input:focus,
.form-field textarea:focus {
    outline: none;
    border-color: var(--primary);
}

.form-field textarea {
    resize: vertical;
}

/* ===== Footer ===== */
.footer {
    border-top: 1px solid var(--border);
    padding: 2rem 1.5rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
    text-align: center;
}

@media (min-width: 640px) {
    .footer-content {
        flex-direction: row;
        justify-content: space-between;
    }
}

.footer-tagline {
    font-family: var(--font-mono);
    font-size: 0.75rem;
}

/* ===== Animations ===== */
@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

@keyframes pulse-glow {
    0%, 100% {
        opacity: 0.4;
    }
    50% {
        opacity: 0.8;
    }
}

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

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

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.92) translateY(20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.animate-fade-in {
    animation: fadeIn 0.6s ease-out;
}

.animate-fade-in-up {
    animation: fadeInUp 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}

.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}

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

/* ===== Responsive Adjustments ===== */
@media (max-width: 767px) {
    .hero {
        padding: 5rem 1.5rem 2rem;
    }
    
    .section {
        padding: 2.5rem 1.5rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .stat-card:nth-child(1),
    .stat-card:nth-child(2),
    .stat-card:nth-child(3) {
        grid-column: auto;
    }
}