:root {
    color-scheme: dark;
    --bg: #0B0F1A;
    --panel: rgba(255, 255, 255, 0.045);
    --border: rgba(255, 255, 255, 0.1);
}

html {
    scroll-behavior: smooth;
}

body {
    background:
        radial-gradient(circle at top left, rgba(124, 58, 237, 0.18), transparent 34rem),
        radial-gradient(circle at top right, rgba(37, 99, 235, 0.13), transparent 32rem),
        var(--bg);
}

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

.gradient-text {
    background: linear-gradient(135deg, #a855f7, #38bdf8);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.nav-link,
.mobile-nav-link,
.footer-list a {
    transition: color 180ms ease;
}

.nav-link:hover,
.mobile-nav-link:hover,
.footer-list a:hover {
    color: #ffffff;
}

.btn-primary,
.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    padding: 0.95rem 1.35rem;
    font-size: 0.875rem;
    font-weight: 900;
    transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease, background 180ms ease;
}

.btn-primary {
    background: linear-gradient(135deg, #9333ea, #2563eb);
    color: #ffffff;
    box-shadow: 0 16px 40px rgba(37, 99, 235, 0.24);
}

.btn-secondary {
    border: 1px solid var(--border);
    background: rgba(255, 255, 255, 0.05);
    color: #ffffff;
}

.btn-primary:hover,
.btn-secondary:hover,
.service-card:hover,
.portfolio-card:hover,
.testimonial-card:hover,
.stat-card:hover {
    transform: translateY(-6px);
}

.btn-primary:hover {
    box-shadow: 0 22px 55px rgba(147, 51, 234, 0.3);
}

.section-padding {
    padding-bottom: 5rem;
    padding-top: 5rem;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 950;
    letter-spacing: -0.04em;
    line-height: 1.02;
}

.eyebrow {
    align-items: center;
    color: #93c5fd;
    display: inline-flex;
    font-size: 0.75rem;
    font-weight: 900;
    letter-spacing: 0.22em;
    margin-bottom: 1rem;
    text-transform: uppercase;
}

.floating-tag {
    backdrop-filter: blur(14px);
    background: rgba(15, 23, 42, 0.72);
    border: 1px solid var(--border);
    border-radius: 999px;
    box-shadow: 0 18px 55px rgba(0, 0, 0, 0.24);
    color: #e2e8f0;
    font-size: 0.78rem;
    font-weight: 800;
    padding: 0.75rem 1rem;
    position: absolute;
}

.stat-card,
.service-card,
.portfolio-card,
.testimonial-card {
    background: var(--panel);
    border: 1px solid var(--border);
    box-shadow: 0 22px 70px rgba(0, 0, 0, 0.16);
    transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.stat-card {
    border-radius: 1.5rem;
    padding: 1.5rem;
}

.stat-card strong {
    display: block;
    font-size: 2.25rem;
    font-weight: 950;
}

.stat-card span {
    color: #94a3b8;
    font-weight: 700;
}

.tool-pill {
    border: 1px solid var(--border);
    border-radius: 999px;
    color: #e2e8f0;
    font-size: 0.875rem;
    font-weight: 900;
    padding: 0.8rem 1rem;
}

.service-card {
    border-radius: 1.75rem;
    padding: 2rem;
}

.service-card:hover,
.portfolio-card:hover,
.testimonial-card:hover,
.stat-card:hover {
    background: rgba(255, 255, 255, 0.07);
    border-color: rgba(96, 165, 250, 0.35);
}

.service-card h3,
.portfolio-card h3,
.testimonial-card h3 {
    color: #ffffff;
    font-size: 1.25rem;
    font-weight: 950;
}

.service-card p,
.testimonial-card p {
    color: #94a3b8;
    line-height: 1.75;
    margin-top: 1rem;
}

.card-icon {
    align-items: center;
    background: linear-gradient(135deg, #9333ea, #2563eb);
    border-radius: 1rem;
    display: inline-flex;
    font-weight: 950;
    height: 3rem;
    justify-content: center;
    margin-bottom: 1.5rem;
    width: 3rem;
}

.portfolio-card {
    border-radius: 1.75rem;
    overflow: hidden;
}

.portfolio-card > div:first-child {
    padding: 0;
}

.portfolio-card img {
    height: 100%;
    object-fit: cover;
    width: 100%;
}

.portfolio-card > div:last-child {
    padding: 1.4rem;
}

.portfolio-card p {
    color: #93c5fd;
    font-size: 0.8rem;
    font-weight: 900;
    letter-spacing: 0.14em;
    margin-bottom: 0.45rem;
    text-transform: uppercase;
}

.testimonial-card {
    border-radius: 1.75rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    padding: 2rem;
}

.testimonial-card span {
    color: #94a3b8;
    font-size: 0.9rem;
}

.stars {
    color: #facc15;
    letter-spacing: 0.08em;
}

.footer-heading {
    color: #ffffff;
    font-size: 0.95rem;
    font-weight: 950;
    margin-bottom: 1rem;
}

.footer-list {
    color: #94a3b8;
    display: grid;
    gap: 0.7rem;
}

.menu-icon,
.menu-icon::before,
.menu-icon::after {
    background: #ffffff;
    border-radius: 999px;
    display: block;
    height: 2px;
    transition: transform 180ms ease, opacity 180ms ease;
    width: 18px;
}

.menu-icon {
    position: relative;
}

.menu-icon::before,
.menu-icon::after {
    content: "";
    left: 0;
    position: absolute;
}

.menu-icon::before {
    top: -6px;
}

.menu-icon::after {
    top: 6px;
}

.mobile-menu-button.is-open .menu-icon {
    background: transparent;
}

.mobile-menu-button.is-open .menu-icon::before {
    transform: translateY(6px) rotate(45deg);
}

.mobile-menu-button.is-open .menu-icon::after {
    transform: translateY(-6px) rotate(-45deg);
}

.fade-in {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 650ms ease, transform 650ms ease;
}

.fade-in.is-visible {
    opacity: 1;
    transform: translateY(0);
}

@media (max-width: 640px) {
    .floating-tag {
        font-size: 0.7rem;
        padding: 0.55rem 0.75rem;
    }

    .section-padding {
        padding-bottom: 4rem;
        padding-top: 4rem;
    }
}