@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

:root {
    --bg-dark: #04070e;
    --primary: #0ea5e9;
    /* sky-500 */
    --secondary: #a3e635;
    /* lime-500 */
    --accent: #06b6d4;
    /* cyan-500 */
    --zinc-50: #fafafa;
    --zinc-100: #f4f4f5;
    --zinc-200: #e4e4e7;
    --zinc-300: #d4d4d8;
    --zinc-400: #a1a1aa;
    --zinc-500: #71717a;
    --zinc-600: #52525b;
    --zinc-700: #3f3f46;
    --zinc-800: #27272a;
    --zinc-900: #18181b;
    --zinc-950: #09090b;
    --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
}

body {
    background-color: var(--bg-dark);
    color: var(--zinc-100);
    font-family: var(--font-sans);
    line-height: 1.5;
    overflow-x: hidden;
}

.container {
    max-width: 80rem;
    margin: 0 auto;
    padding: 0 1rem;
}

@media (min-width: 640px) {
    .container {
        padding: 0 1.5rem;
    }
}

@media (min-width: 1024px) {
    .container {
        padding: 0 2rem;
    }
}

/* Navbar */
.navbar {
    position: fixed;
    top: 1.5rem;
    left: 50%;
    transform: translateX(-50%);
    width: min(92%, 1200px);
    z-index: 1000;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    background: rgba(4, 7, 14, 0.6);
    backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 999px;
    padding: 0.5rem 0.75rem;
}

.navbar.scrolled {
    top: 0;
    width: 100%;
    border-radius: 0;
    border-top: none;
    border-left: none;
    border-right: none;
    background: rgba(4, 7, 14, 0.9);
}

.navbar .container-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1.5rem;
    height: 3.5rem;
}

.nav-link {
    color: var(--zinc-400);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 600;
    transition: all 0.3s;
    padding: 0.5rem 1rem;
    border-radius: 999px;
}

.nav-link:hover {
    color: white;
    background: rgba(255, 255, 255, 0.05);
}

.nav-link.active {
    color: var(--secondary);
    background: rgba(163, 230, 53, 0.05);
}

.nav-cta {
    background: linear-gradient(to right, var(--primary), var(--secondary));
    color: white;
    padding: 0.625rem 1.25rem;
    border-radius: 9999px;
    font-weight: 700;
    font-size: 0.875rem;
    text-decoration: none;
    transition: all 0.2s;
    border: none;
    cursor: pointer;
}

.nav-cta:hover {
    transform: translateY(-1px);
    box-shadow: 0 10px 25px -3px rgba(163, 230, 53, 0.4);
}

.nav-links-desktop {
    display: none;
    align-items: center;
    gap: 2.5rem;
}

@media (min-width: 1024px) {
    .nav-links-desktop {
        display: flex;
    }
}

.lang-switcher {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-left: 1rem;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.1em;
}

.lang-link {
    color: var(--zinc-500);
    text-decoration: none;
    transition: color 0.2s;
}

.lang-link:hover,
.lang-link.active {
    color: white;
}

.lang-divider {
    color: var(--zinc-800);
}

.mobile-menu-btn {
    display: block;
    background: none;
    border: none;
    cursor: pointer;
    color: white;
}

@media (min-width: 1024px) {
    .mobile-menu-btn {
        display: none;
    }
}

.hero {
    min-height: 100vh;
    padding-top: 5rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    position: relative;
    overflow: hidden;
    width: 100%;
}

.hero .container {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
}

.hero-title {
    font-size: clamp(2.5rem, 8vw, 4.5rem);
    font-weight: 950;
    line-height: 1.25;
    padding-bottom: 0.15rem;
    max-width: 62rem;
    margin: 0 auto 1.5rem;
    background: linear-gradient(to bottom, #fff, #a1a1aa);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-lead {
    font-size: clamp(1.125rem, 2.5vw, 1.5rem);
    color: white;
    font-weight: 500;
    max-width: 48rem;
    margin: 0 auto 1.5rem;
    line-height: 1.6;
}

.hero-details {
    font-size: clamp(0.875rem, 1.5vw, 1rem);
    color: var(--zinc-300);
    max-width: 42rem;
    margin: 0 auto 4rem;
    line-height: 1.6;
    letter-spacing: 0.05em;
    opacity: 1;
}

/* Gradients & Backgrounds */
.bg-mesh-hero {
    background: radial-gradient(circle at 16% 18%, rgba(56, 189, 248, 0.22), transparent 38%),
        radial-gradient(circle at 84% 78%, rgba(163, 230, 53, 0.16), transparent 42%),
        linear-gradient(180deg, #04070e 0%, #07111c 58%, #040811 100%);
}

.bg-mesh-solutions {
    background: radial-gradient(circle at 12% 12%, rgba(56, 189, 248, 0.24), transparent 36%),
        radial-gradient(circle at 90% 88%, rgba(163, 230, 53, 0.18), transparent 42%),
        linear-gradient(180deg, #04070e 0%, #060c17 56%, #040811 100%);
}

.bg-mesh-about {
    background: radial-gradient(circle at 80% 20%, rgba(56, 189, 248, 0.15), transparent 40%),
        radial-gradient(circle at 20% 80%, rgba(163, 230, 53, 0.12), transparent 45%),
        linear-gradient(180deg, #04070e 0%, #050c18 50%, #04070e 100%);
}

.solutions-circuit-grid {
    background-image: linear-gradient(to right, rgba(14, 165, 233, 0.14) 1px, transparent 1px), linear-gradient(to bottom, rgba(14, 165, 233, 0.14) 1px, transparent 1px);
    background-size: 72px 72px;
}

.solutions-diagonal-flow {
    background-image: linear-gradient(120deg, transparent 12%, rgba(14, 165, 233, 0.16) 48%, transparent 62%), linear-gradient(60deg, transparent 18%, rgba(163, 230, 53, 0.14) 52%, transparent 68%);
    background-size: 420px 420px;
    animation: solutionsShift 18s linear infinite;
}

.solutions-radial-dots {
    background-image: radial-gradient(circle at 1.4px 1.4px, rgba(14, 165, 233, 0.26) 1.4px, transparent 0);
    background-size: 34px 34px;
}

.solutions-sweep-light {
    background: linear-gradient(108deg, transparent 35%, rgba(255, 255, 255, 0.52) 50%, transparent 64%);
    mix-blend-mode: soft-light;
    animation: solutionsSweep 12s ease-in-out infinite;
}

.animate-float-slow {
    animation: float 18s ease-in-out infinite;
}

.animate-float-medium {
    animation: float 14s ease-in-out infinite reverse;
}

@keyframes solutionsShift {
    0% {
        background-position: 0 0;
    }

    100% {
        background-position: 420px 180px;
    }
}

@keyframes solutionsSweep {

    0%,
    100% {
        transform: translateX(-28%);
        opacity: 0.2;
    }

    50% {
        transform: translateX(26%);
        opacity: 0.45;
    }
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-20px);
    }
}

/* Footer Section */
footer {
    padding: 4rem 0 2rem;
    background: rgba(4, 7, 14, 0.8);
    backdrop-filter: blur(16px);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    overflow: hidden;
}

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

@media (min-width: 1024px) {
    .footer-grid {
        grid-template-columns: 2fr 1fr 1.5fr;
    }
}

.footer-col h4 {
    color: white;
    font-size: 0.875rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: 2rem;
}

.footer-links {
    list-style: none;
    padding: 0;
}

.footer-link-item {
    margin-bottom: 0.75rem;
}

.footer-link-item a {
    color: var(--zinc-400);
    text-decoration: none;
    font-size: 0.875rem;
    transition: all 0.3s;
}

.footer-link-item a:hover {
    color: var(--secondary);
    padding-left: 0.5rem;
}

.footer-social-link {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--zinc-400);
    transition: all 0.3s;
    margin-right: 0.75rem;
}

.footer-social-link:hover {
    background: rgba(163, 230, 53, 0.1);
    border-color: var(--secondary);
    color: white;
    transform: translateY(-3px);
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.03);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

@media (min-width: 768px) {
    .footer-bottom {
        flex-direction: row;
        justify-content: space-between;
    }
}

/* Utilities */
.glass-card {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 1.5rem;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
}

.tech-grid {
    background-image: linear-gradient(to right, rgba(163, 230, 53, 0.05) 1px, transparent 1px), linear-gradient(to bottom, rgba(163, 230, 53, 0.05) 1px, transparent 1px);
    background-size: 40px 40px;
}

.reveal-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.22, 1, 0.36, 1), transform 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal-up.active {
    opacity: 1;
    transform: translateY(0);
}

/* Solution Cards */
.solutions-grid {
    display: grid;
    grid-template-columns: repeat(1, 1fr);
    gap: 1.5rem;
}

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

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

.solution-card {
    position: relative;
    padding: 2.5rem;
    background: rgba(9, 9, 11, 0.45);
    border: 1px solid rgba(39, 39, 42, 0.6);
    border-radius: 1.5rem;
    transition: all 0.5s;
    display: flex;
    flex-direction: column;
}

.solution-card:hover {
    border-color: rgba(163, 230, 53, 0.3);
    transform: scale(1.02);
}

.hud-accent {
    position: absolute;
    width: 1.5rem;
    height: 1.5rem;
    border-color: transparent;
    transition: border-color 0.5s;
}

.solution-card:hover .hud-accent {
    border-color: rgba(163, 230, 53, 0.5);
}

.hud-tl {
    top: 0;
    left: 0;
    border-top: 1px solid;
    border-left: 1px solid;
    border-top-left-radius: 1.25rem;
}

.hud-tr {
    top: 0;
    right: 0;
    border-top: 1px solid;
    border-right: 1px solid;
    border-top-right-radius: 1.25rem;
}

.hud-bl {
    bottom: 0;
    left: 0;
    border-bottom: 1px solid;
    border-left: 1px solid;
    border-bottom-left-radius: 1.25rem;
}

.hud-br {
    bottom: 0;
    right: 0;
    border-bottom: 1px solid;
    border-right: 1px solid;
    border-bottom-right-radius: 1.25rem;
}

.solution-icon {
    display: inline-flex;
    padding: 1.25rem;
    background: var(--zinc-900);
    border: 1px solid var(--zinc-800);
    border-radius: 1rem;
    color: var(--secondary);
    margin-bottom: 2rem;
    width: fit-content;
    transition: all 0.5s;
}

.solution-card:hover .solution-icon {
    border-color: rgba(163, 230, 53, 0.5);
    color: #fff;
    background: var(--zinc-900);
}

.btn-view-more {
    display: inline-flex;
    align-items: center;
    padding: 0.5rem 1rem;
    border-radius: 9999px;
    font-size: 0.8125rem;
    font-weight: 700;
    color: white;
    text-decoration: none;
    border: 1px solid var(--zinc-700);
    transition: all 0.2s;
    width: fit-content;
    margin-top: auto;
}

.btn-view-more:hover {
    background: var(--zinc-800);
    border-color: var(--zinc-400);
}

.card-bottom-bar {
    position: absolute;
    bottom: 0;
    left: 2rem;
    right: 2rem;
    height: 2px;
    background: var(--zinc-900);
    overflow: hidden;
}

.card-bottom-bar::after {
    content: '';
    position: absolute;
    line-height: 1.25;
    padding-bottom: 0.15em;
    inset: 0;
    background: linear-gradient(to right, var(--primary), var(--secondary));
    transform: translateX(-101%);
    transition: transform 0.7s ease-out;
}

.solution-card:hover .card-bottom-bar::after {
    transform: translateX(0);
}

/* Contact Section Details */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    background: rgba(163, 230, 53, 0.1);
    border: 1px solid rgba(163, 230, 53, 0.2);
    color: var(--secondary);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 2rem;
}

/* About Section Styles */
.tech-core {
    width: min(100%, 32rem);
    aspect-ratio: 1;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

@media (max-width: 1023px) {
    .tech-core {
        width: 20rem;
        margin-top: 4rem;
    }
}

.core-ring {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    border: 1px solid rgba(163, 230, 53, 0.15);
}

.ring-1 {
    inset: 0%;
    animation: rotate 25s linear infinite;
}

.ring-2 {
    inset: 15%;
    border-color: rgba(14, 165, 233, 0.2);
    animation: rotate 20s linear infinite reverse;
}

.ring-3 {
    inset: 30%;
    border-style: dashed;
    animation: rotate 15s linear infinite;
}

.core-center {
    width: 4rem;
    height: 4rem;
    background: var(--secondary);
    border-radius: 50%;
    box-shadow: 0 0 40px var(--secondary);
    position: relative;
    z-index: 2;
}

.core-center::after {
    content: '';
    position: absolute;
    inset: -200%;
    background: radial-gradient(circle, var(--secondary) 0%, transparent 70%);
    opacity: 0.2;
    animation: core-pulse 4s ease-in-out infinite;
}

@keyframes core-pulse {

    0%,
    100% {
        transform: scale(1);
        opacity: 0.1;
    }

    50% {
        transform: scale(1.5);
        opacity: 0.3;
    }
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

/* Contact Section Styles */
.contact-info-card {
    padding: 2rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 1.25rem;
    transition: all 0.3s;
}

.contact-info-card:hover {
    background: rgba(163, 230, 53, 0.05);
    border-color: rgba(163, 230, 53, 0.2);
}

/* Responsive Utilities */
@media (min-width: 1024px) {
    .lg\:flex-row {
        flex-direction: row !important;
    }

    .lg\:items-center {
        align-items: center !important;
    }

    .lg\:items-start {
        align-items: flex-start !important;
    }

    .lg\:text-left {
        text-align: left !important;
    }

    .lg\:grid-cols-2 {
        grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    }

    .lg\:grid-cols-3 {
        grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
    }
}

@media (max-width: 768px) {
    .glass-card {
        padding: 2rem !important;
    }
}

.status-dot {
    width: 0.5rem;
    height: 0.5rem;
    background: var(--secondary);
    border-radius: 50%;
    position: relative;
}

.status-dot::after {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--secondary);
    border-radius: 50%;
    animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
    0% {
        transform: scale(1);
        opacity: 0.8;
    }

    100% {
        transform: scale(3);
        opacity: 0;
    }
}

.animate-shimmer {
    background: linear-gradient(90deg,
            transparent 0%,
            rgba(255, 255, 255, 0.05) 50%,
            transparent 100%);
    background-size: 200% 100%;
    animation: shimmer 3s infinite linear;
}

@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }

    100% {
        background-position: 200% 0;
    }
}

/* Inputs */
.tech-input {
    width: 100%;
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--zinc-800);
    padding: 1rem 0;
    color: var(--zinc-100);
    outline: none;
    transition: all 0.3s;
}

.tech-input:focus {
    border-color: var(--secondary);
}

.tech-input::placeholder {
    color: var(--zinc-600);
}

/* Mobile Menu Overlay */
.mobile-overlay {
    position: fixed;
    inset: 0;
    z-index: 200;
    background: rgba(4, 7, 14, 0.98);
    backdrop-filter: blur(10px);
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 2rem;
}

.mobile-overlay.active {
    display: flex;
}

/* Contact Section Interactive Effects */
.spotlight-grid {
    mask-image: radial-gradient(circle 400px at var(--mouse-x, 50%) var(--mouse-y, 50%), black, transparent);
    -webkit-mask-image: radial-gradient(circle 400px at var(--mouse-x, 50%) var(--mouse-y, 50%), black, transparent);
    transition: opacity 0.3s;
}

.contact-info-card {
    position: relative;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.02) !important;
    border: 1px solid rgba(255, 255, 255, 0.05) !important;
    padding: 2.5rem !important;
    border-radius: 1.5rem;
    transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
}

.contact-info-card:hover {
    border-color: rgba(163, 230, 53, 0.3) !important;
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.04) !important;
    box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
}

.card-glare {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle 200px at var(--glare-x, 0%) var(--glare-y, 0%), rgba(255, 255, 255, 0.1), transparent);
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.4s;
    z-index: 1;
}

.contact-info-card:hover .card-glare {
    opacity: 1;
}

/* Floating HUD Icons – scoped strictly to Contact section */
#contato .float-icon {
    position: absolute;
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    color: var(--secondary);
    animation: float-icon 8s ease-in-out infinite;
    z-index: 1;
}

#contato .float-icon svg {
    width: 20px;
    height: 20px;
    opacity: 0.6;
}

#contato .float-icon.icon-1 {
    width: 60px;
    height: 60px;
    top: 15%;
    left: 8%;
    animation-delay: 0s;
}

#contato .float-icon.icon-2 {
    width: 50px;
    height: 50px;
    top: 25%;
    right: 12%;
    animation-delay: 1.5s;
    color: var(--primary);
}

#contato .float-icon.icon-3 {
    width: 70px;
    height: 70px;
    bottom: 18%;
    left: 12%;
    animation-delay: 3s;
}

#contato .float-icon.icon-4 {
    width: 45px;
    height: 45px;
    bottom: 28%;
    right: 8%;
    animation-delay: 4.5s;
    color: var(--primary);
}

#contato .float-icon.icon-5 {
    width: 55px;
    height: 55px;
    top: 8%;
    right: 32%;
    animation-delay: 2s;
    opacity: 0.4;
}

@keyframes float-icon {

    0%,
    100% {
        transform: translateY(0) rotate(0deg);
    }

    33% {
        transform: translateY(-15px) rotate(5deg);
    }

    66% {
        transform: translateY(10px) rotate(-5deg);
    }
}