:root {
    --glass-bg: rgba(255, 255, 255, 0.08);
    --glass-border: rgba(255, 255, 255, 0.18);
    --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
    --glass-backdrop-blur: blur(16px);
    --accent-color: #a8e6cf;
    --accent-glow: rgba(168, 230, 207, 0.6);
    --dark-bg: #0a0a0a;
    --section-gradient: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 100%);
}
body {
    margin: 0;
    font-family: 'SF Pro Display', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: #ffffff;
    background-color: var(--dark-bg);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    /*padding-top: 60px;*/
}
a {
    text-decoration: none;
    color: var(--accent-color);
    transition: color 0.3s ease;
}
a:hover {
    color: #ffffff;
}
header#hero {
    background-image:
            linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.6)),
            radial-gradient(circle at 20% 80%, rgba(120, 119, 198, 0.3) 0%, transparent 50%),
            radial-gradient(circle at 80% 20%, rgba(255, 119, 198, 0.3) 0%, transparent 50%),
            url('data:image/svg+xml;base64,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');
    background-attachment: fixed;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    position: relative;
    padding: 20px;
}
header#hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: var(--glass-backdrop-blur);
    border: 1px solid var(--glass-border);
}
header#hero > * {
    position: relative;
    z-index: 1;
}
header#hero h1 {
    font-size: clamp(2em, 8vw, 4em);
    margin: 0;
    letter-spacing: 1px;
    font-weight: 300;
    text-shadow: 0 0 20px rgba(168, 230, 207, 0.5);
}
header#hero p {
    font-size: clamp(1em, 3vw, 1.5em);
    margin: 15px 0;
    font-weight: 300;
    opacity: 0.9;
    max-width: 90%;
}
.cta {
    display: inline-block;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-backdrop-blur);
    border: 1px solid var(--glass-border);
    color: #ffffff;
    padding: 15px 30px;
    border-radius: 25px;
    font-weight: 400;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: var(--glass-shadow);
    position: relative;
    overflow: hidden;
}
.cta::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 0.5s;
}
.cta:hover::before {
    left: 100%;
}
.cta:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: var(--accent-color);
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 12px 40px rgba(168, 230, 207, 0.3);
}
nav {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-backdrop-blur);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
    transition: all 0.3s ease;
}
nav.scrolled {
    background: rgba(10, 10, 10, 0.95);
    padding: 5px 0;
}
nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
}
nav li {
    margin: 0 15px;
}
nav a {
    color: #ffffff;
    padding: 15px 10px;
    display: block;
    font-weight: 400;
    font-size: 0.95rem;
    position: relative;
    transition: all 0.3s ease;
}

nav.scrolled a {
    padding: 10px 10px;
}

nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--accent-color);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}
nav a:hover::after {
    width: 100%;
}
nav a:hover {
    color: var(--accent-color);
    text-shadow: 0 0 10px var(--accent-glow);
}
section {
    padding: 60px 20px;
    max-width: 1200px;
    margin: 0 auto;
}
#about {
    background: var(--section-gradient);
}
#services {
    background: linear-gradient(135deg, #16213e 0%, #0f3460 100%);
}
#past-work {
    background: var(--section-gradient);
}
#contact {
    background: linear-gradient(135deg, #16213e 0%, #0f3460 100%);
}
h2 {
    text-align: center;
    font-size: clamp(1.8em, 5vw, 2.5em);
    margin-bottom: 40px;
    font-weight: 300;
    letter-spacing: 1px;
    position: relative;
}
h2::after {
    content: '';
    display: block;
    width: 60px;
    height: 2px;
    background: var(--accent-color);
    margin: 10px auto 0;
    opacity: 0.7;
}
h3 {
    font-weight: 400;
    margin-bottom: 10px;
}
.skills, .services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(250px, 100%), 1fr));
    gap: 30px;
}
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-backdrop-blur);
    border: 1px solid var(--glass-border);
    border-radius: 25px;
    padding: 30px;
    text-align: center;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: var(--glass-shadow);
    position: relative;
    overflow: hidden;
    cursor: pointer;
}
.glass-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent 30%, rgba(168, 230, 207, 0.05) 50%, transparent 70%);
    opacity: 0;
    transition: opacity 0.3s ease;
}
.glass-card:hover::before {
    opacity: 1;
}
.glass-card:hover {
    transform: translateY(-8px) rotateX(5deg);
    background: rgba(255, 255, 255, 0.12);
    border-color: var(--accent-color);
    box-shadow: 0 16px 48px rgba(168, 230, 207, 0.2);
}
.timeline {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
}
.timeline::after {
    content: '';
    position: absolute;
    width: 3px;
    background: linear-gradient(to bottom, var(--accent-glow), transparent);
    top: 0;
    bottom: 0;
    left: 50%;
    margin-left: -1.5px;
    box-shadow: 0 0 10px var(--accent-glow);
}
.timeline-item {
    padding: 10px 40px;
    position: relative;
    background: none;
    width: 50%;
    opacity: 0;
    transform: translateY(50px) scale(0.95);
    transition: all 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}
.timeline-item.visible {
    opacity: 1;
    transform: translateY(0) scale(1);
}
.timeline-item:nth-child(odd) {
    left: 0;
}
.timeline-item:nth-child(even) {
    left: 50%;
}
.timeline-item::after {
    content: '';
    position: absolute;
    top: 40px;
    right: -11px;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--accent-color);
    border: 3px solid var(--glass-bg);
    z-index: 1;
    transition: all 0.3s ease;
    box-shadow: 0 0 15px var(--accent-glow);
}
.timeline-item:nth-child(even)::after {
    left: -9px;
    right: auto;
}
.timeline-item:hover::after {
    transform: scale(1.2);
    box-shadow: 0 0 25px var(--accent-glow);
}
.timeline-content {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-backdrop-blur);
    border: 1px solid var(--glass-border);
    border-radius: 25px;
    padding: 25px;
    position: relative;
    box-shadow: var(--glass-shadow);
    transition: all 0.4s ease;
    cursor: pointer;
}
.timeline-content:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: var(--accent-color);
    transform: translateX(10px);
    box-shadow: 0 12px 40px rgba(168, 230, 207, 0.15);
}
form {
    max-width: 600px;
    margin: 0 auto;
}
label {
    display: block;
    margin-bottom: 5px;
    font-weight: 400;
    opacity: 0.9;
}
input, textarea {
    width: 100%;
    padding: 15px;
    margin-bottom: 20px;
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-backdrop-blur);
    color: #ffffff;
    font-size: 16px;
    transition: all 0.3s ease;
    box-shadow: var(--glass-shadow);
    box-sizing: border-box;
}
input:focus, textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    background: rgba(255, 255, 255, 0.1);
    box-shadow: 0 0 20px var(--accent-glow);
    transform: translateY(-2px);
}
input::placeholder, textarea::placeholder {
    color: rgba(255, 255, 255, 0.6);
}
button {
    background: linear-gradient(135deg, var(--accent-color), rgba(168, 230, 207, 0.8));
    backdrop-filter: var(--glass-backdrop-blur);
    color: #0a0a0a;
    border: none;
    padding: 15px 30px;
    border-radius: 20px;
    cursor: pointer;
    width: 100%;
    font-weight: 600;
    font-size: 16px;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: var(--glass-shadow);
    position: relative;
    overflow: hidden;
}
button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    transition: left 0.5s;
}
button:hover::before {
    left: 100%;
}
button:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 16px 48px rgba(168, 230, 207, 0.4);
}
footer {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-backdrop-blur);
    color: #ffffff;
    text-align: center;
    padding: 30px;
    border-top: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
}
/* Particles */
.particles-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 9999;
}
.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--accent-color);
    border-radius: 50%;
    pointer-events: none;
    animation: particleFloat 2s ease-out forwards;
}
@keyframes particleFloat {
    0% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
    100% {
        opacity: 0;
        transform: translateY(-50px) scale(0);
    }
}

/* Responsive */
@media (max-width: 1024px) {
    section {
        padding: 50px 20px;
    }

    .timeline-item {
        width: 100%;
        padding-left: 70px;
        padding-right: 25px;
        left: 0 !important;
    }

    .timeline::after {
        left: 31px;
    }

    .timeline-item::after {
        left: 20px !important;
        right: auto;
    }

    /*.timeline-content {*/
    /*    margin-right: 5em;*/
    /*}*/
}

@media (max-width: 768px) {
    body {
        padding-top: 50px;
    }

    header#hero {
        background-attachment: scroll;
    }

    header#hero h1 {
        font-size: 2.5em;
    }

    header#hero p {
        font-size: 1.2em;
    }

    nav ul {
        flex-direction: row;
        padding: 5px 0;
        gap: 5px;
    }

    nav li {
        margin: 0 5px;
    }

    nav a {
        padding: 10px 8px;
        font-size: 0.85rem;
    }

    nav.scrolled a {
        padding: 8px 6px;
    }

    section {
        padding: 40px 15px;
    }

    .cta {
        padding: 12px 25px;
        font-size: 14px;
    }

    .timeline::after {
        left: 31px;
    }

    .timeline-item {
        width: 100%;
        padding-left: 70px;
        padding-right: 25px;
        left: 0 !important;
    }

    .timeline-item::after {
        left: 20px !important;
        right: auto;
    }
    .timeline-content:hover {
        transform: translateX(5px);
    }

    .skills, .services-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    .glass-card:hover {
        transform: translateY(-5px) rotateX(0deg);
    }

    form {
        padding: 0 10px;
    }
}

@media (max-width: 480px) {
    header#hero h1 {
        font-size: 2em;
    }

    header#hero p {
        font-size: 1em;
    }

    h2 {
        font-size: 1.8em;
        margin-bottom: 30px;
    }

    .glass-card {
        padding: 20px;
    }

    section {
        padding: 30px 10px;
    }

    .timeline-item {
        padding-left: 0;
        padding-right: 0;
    }

    button {
        padding: 12px 20px;
        font-size: 14px;
    }

    .timeline-item::after {
        display: none;
    }

    .timeline::after {
        display: none;
    }
}