:root{
    --bg: #070d19; /* dark navy */
    --primary: #b2f9fd; /* neon cyan */
    --secondary: #eeb0fd; /* neon violet */
    --text: #ffffff;
    --muted: rgba(255,255,255,0.6);
    --glass: rgba(255,255,255,0.02);
    --accent-1: #7b61ff;
    --accent-2: #4ea8ff;
    --card-bg: rgba(255,255,255,0.03);
    --glass-border: rgba(255,255,255,0.04);
    --transition-speed: 0.35s;
}

@media (prefers-reduced-motion: reduce) {
    :root{ --transition-speed: 0.05s; }
}

/* Reset & base */
*{box-sizing:border-box}
html,body{height:100%}
body{
    margin:0;
    font-family: 'Poppins', system-ui, -apple-system, sans-serif;
    background:linear-gradient(180deg, rgba(7,13,25,1) 0%, rgba(7,11,20,1) 100%);
    color:var(--text);
    -webkit-font-smoothing:antialiased;
    -moz-osx-font-smoothing:grayscale;
}

.container{max-width:1100px;margin:0 auto;padding:0 20px}

/* Header */
.site-header{position:fixed;top:0;left:0;right:0;z-index:50;background:linear-gradient(180deg, rgba(7,13,25,0.85), rgba(7,13,25,0.6));backdrop-filter: blur(6px);border-bottom:1px solid rgba(255,255,255,0.03)}
.navbar{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;width:100%;overflow:hidden}
.nav-left{display:flex;align-items:center;gap:12px;flex-shrink:0}

.logo-img {
    max-width: 120px;
    height: auto;
    vertical-align: middle;
    display: inline-block;
    filter: drop-shadow(0 0 6px rgba(178,249,253,0.15));
}

@media (max-width: 768px) {
    .logo-img {
        max-width: 80px;
    }
}

.navbar-brand {
    display: flex;
    align-items: center;
    padding: 0;
}

.nav-links{display:flex;gap:18px;list-style:none;margin:0;padding:0;align-items:center}
.nav-links a.nav-btn {
    /* Reuse the visual of the CTA button (do not modify original CTA rules) */
    background: linear-gradient(90deg, var(--accent-1), var(--accent-2));
    color: #07121a; /* same visible text color as CTA */
    font-weight: 700;
    box-shadow: 0 12px 30px rgba(123,97,255,0.18);
    padding: 10px 18px;
    border-radius: 28px;
    text-decoration: none;
    transition: transform var(--transition-speed) ease, box-shadow var(--transition-speed) ease, filter var(--transition-speed) ease;
    margin: 0 6px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    -webkit-font-smoothing:antialiased;
}
.nav-links a.nav-btn:hover,
.nav-links a.nav-btn:focus{
    transform: translateY(-4px);
    box-shadow: 0 20px 50px rgba(123,97,255,0.22);
    filter: brightness(1.03);
    outline: none;
}
.nav-links a.nav-btn:focus-visible{box-shadow:0 0 0 4px rgba(78,168,255,0.12),0 20px 50px rgba(123,97,255,0.22)}

@media (max-width: 900px) {
    .logo-img {
        max-width: 90px;
    }
    .nav-links a.nav-btn {
        padding: 8px 12px;
        font-size: 0.98rem;
        border-radius: 20px;
    }
}

@media (max-width:768px){
    .nav-links a.nav-btn{padding:8px 10px;border-radius:18px;font-size:0.95rem}
}

/* Language toggle button - match styling with nav-btn links */
.nav-links button.nav-btn {
    background: linear-gradient(90deg, var(--accent-1), var(--accent-2));
    color: #07121a;
    font-weight: 700;
    box-shadow: 0 12px 30px rgba(123,97,255,0.18);
    padding: 10px 18px;
    border-radius: 28px;
    border: none;
    cursor: pointer;
    transition: transform var(--transition-speed) ease, box-shadow var(--transition-speed) ease, filter var(--transition-speed) ease;
    margin: 0 6px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    -webkit-font-smoothing: antialiased;
    font-size: 1rem;
    font-family: inherit;
}

.nav-links button.nav-btn:hover,
.nav-links button.nav-btn:focus {
    transform: translateY(-4px);
    box-shadow: 0 20px 50px rgba(123,97,255,0.22);
    filter: brightness(1.03);
    outline: none;
}

.nav-links button.nav-btn:focus-visible {
    box-shadow: 0 0 0 4px rgba(78,168,255,0.12), 0 20px 50px rgba(123,97,255,0.22);
}

@media (max-width: 900px) {
    .nav-links button.nav-btn {
        padding: 8px 12px;
        font-size: 0.98rem;
        border-radius: 20px;
    }
}

@media (max-width: 768px) {
    .nav-links button.nav-btn {
        padding: 8px 10px;
        border-radius: 18px;
        font-size: 0.95rem;
    }
}

.site-main{padding-top:92px}
.site-footer{padding:22px 0;margin-top:48px}

.hamburger{display:none;background:transparent;border:0;color:var(--primary);cursor:pointer;padding:8px;border-radius:6px}
.hamburger .hamburger-lines{display:inline-block;width:28px;height:2px;background:var(--primary);position:relative;box-shadow:0 0 8px rgba(178,249,253,0.25)}
.hamburger .hamburger-lines::before,.hamburger .hamburger-lines::after{content:"";position:absolute;left:0;width:28px;height:2px;background:var(--primary)}
.hamburger .hamburger-lines::before{top:-8px}
.hamburger .hamburger-lines::after{top:8px}

.site-main{padding-top:84px}

.hero{
    padding:120px 0 80px;
    text-align:center;
    background: radial-gradient(circle at center, rgba(123,97,255,0.1) 0%, rgba(78,168,255,0.05) 100%);
    position: relative;
    border-bottom: 1px solid var(--glass-border);
}
.hero h1{
    font-size:clamp(2.2rem,5vw,3.8rem);
    margin:0;
    color:var(--primary);
    text-shadow:0 0 16px rgba(178,249,253,0.2),0 0 40px rgba(238,176,253,0.1);
    transition:transform var(--transition-speed);
    line-height: 1.2;
    letter-spacing: -0.02em;
}
.hero p{
    color:var(--muted);
    font-size:1.2rem;
    margin-top:16px;
    line-height: 1.6;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}
.hero .btn{
    display:inline-block;
    margin-top:28px;
    padding:14px 28px;
    border-radius:24px;
    font-weight:700;
    font-size: 1.1rem;
    color:#07121a;
    background:linear-gradient(90deg,var(--accent-1),var(--accent-2));
    box-shadow:0 8px 40px rgba(123,97,255,0.25);
    transition:transform var(--transition-speed) ease,box-shadow var(--transition-speed) ease;
    text-decoration: none;
}
.hero .btn:hover{transform:translateY(-4px) scale(1.03);box-shadow:0 18px 50px rgba(178,249,253,0.14)}

.section{padding:64px 0}
.muted{color:var(--muted)}

.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:18px}
.card{
    background:var(--card-bg);
    border:1px solid var(--glass-border);
    padding:28px;
    border-radius:14px;
    box-shadow:0 8px 30px rgba(2,6,23,0.4);
    transition:transform var(--transition-speed) ease,box-shadow var(--transition-speed) ease;
}
.card:hover{
    transform:translateY(-6px);
    box-shadow:0 20px 40px rgba(0,0,0,0.35);
}
.card h3{color:var(--primary);margin-top:0}
.card p{color:var(--muted);margin:8px 0 0}

.service-card{
    background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));
    border: 1px solid rgba(255,255,255,0.04);
    padding: 20px;
    border-radius: 12px;
    box-shadow: 0 8px 30px rgba(2,6,23,0.45);
    transition: transform 0.45s cubic-bezier(.2,.9,.3,1), box-shadow 0.3s ease, opacity 0.5s ease;
}
.service-card:hover{transform: translateY(-8px);box-shadow:0 18px 60px rgba(2,6,23,0.55)}

.portfolio-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:18px}
.portfolio-item{border-radius:10px;overflow:hidden;min-height:140px;display:flex;align-items:flex-end;padding:16px;background:linear-gradient(180deg, rgba(238,176,253,0.06), rgba(178,249,253,0.02));}

.contact-hero .form-row{max-width:720px;margin:12px auto}
.contact-hero input,.contact-hero textarea{width:100%;padding:12px 14px;border-radius:8px;border:1px solid rgba(255,255,255,0.06);background:var(--glass);color:var(--text);outline:none}
.contact-hero textarea{min-height:140px}
.field-validation{color:#ffb3b3;font-size:.92rem}

.site-footer{border-top:1px solid rgba(255,255,255,0.03);padding:18px 0;margin-top:40px}
.footer-inner{display:flex;align-items:center;justify-content:space-between}
.footer-right a{color:var(--muted);margin-left:10px}
.footer-right a:hover{color:var(--primary)}

.fade-in{opacity:0;transform:translateY(10px);animation:fadeInUp .6s ease forwards}
@keyframes fadeInUp{to{opacity:1;transform:none}}

@media (max-width:900px){
    .container{padding:0 16px}
}
@media (max-width:768px){
    .nav-links{
        position:static;
        flex-direction:row;
        justify-content:flex-start;
        padding:12px 20px;
        gap:8px;
        overflow-x:auto;
        overflow-y:hidden;
        -webkit-overflow-scrolling:touch;
        scroll-behavior:smooth;
    }
    .nav-links li {
        flex-shrink:0;
    }
    .nav-links a.nav-btn,
    .nav-links button.nav-btn {
        padding:8px 12px;
        font-size:0.9rem;
        border-radius:18px;
        white-space:nowrap;
    }
    .hamburger{
        display:none;
    }
    .brand{display:none}
    .site-main{padding-top:64px}
    .footer-inner{flex-direction:column;gap:8px;text-align:center}
}

.social-button {
    position: fixed;
    right: 20px;
    width: 64px;
    height: 64px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.25);
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    z-index: 1000;
    border: 2px solid rgba(255, 255, 255, 0.15);
    overflow: hidden;
    backdrop-filter: blur(8px);
}

.social-button::before {
    content: '';
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.social-button svg {
    width: 32px;
    height: 32px;
    position: relative;
    z-index: 1;
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

.social-button:hover {
    transform: translateY(-6px) scale(1.05);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.35);
    border-color: rgba(255, 255, 255, 0.25);
}

.whatsapp { bottom: 100px; background: linear-gradient(135deg, #25D366 0%, #128C7E 100%); }
.whatsapp::before { background: linear-gradient(315deg, #128C7E 0%, #25D366 100%); }
.instagram { bottom: 20px; background: radial-gradient(circle at 30% 107%, #fdf497 0%, #fdf497 5%, #fd5949 45%, #d6249f 60%, #285AEB 90%); }
.instagram::before { background: radial-gradient(circle at 70% -7%, #fdf497 0%, #fdf497 5%, #fd5949 45%, #d6249f 60%, #285AEB 90%); }

@media (max-width: 768px) {
    .social-button { width: 56px; height: 56px; right: 16px; }
    .social-button svg { width: 28px; height: 28px; }
    .whatsapp { bottom: 84px; }
    .instagram { bottom: 16px; }
}

@keyframes messageScale { 0% { transform: scale(0) translate(50%, 50%); opacity: 0; } 70% { transform: scale(1.1) translate(0, 0); opacity: 1; } 100% { transform: scale(1) translate(0, 0); opacity: 1; } }

.whatsapp-message { position: fixed; right: 90px; bottom: 110px; background: white; color: #1a1a1a; padding: 8px 12px; border-radius: 8px; font-size: 14px; box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15); display: none; animation: messageScale 0.4s cubic-bezier(0.34, 1.56, 0.64, 1) forwards; z-index: 999; }
.whatsapp-message::before { content: ''; position: absolute; right: -6px; bottom: 10px; width: 12px; height: 12px; background: white; transform: rotate(45deg); }
.whatsapp:hover + .whatsapp-message { display: block; }
@media (max-width: 768px) { .whatsapp-message { display: none !important; } }

.instagram-message { position: fixed; right: 90px; bottom: 30px; background: white; color: #1a1a1a; padding: 8px 12px; border-radius: 8px; font-size: 14px; box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15); display: none; animation: messageScale 0.4s cubic-bezier(0.34, 1.56, 0.64, 1) forwards; z-index: 999; }
.instagram-message::before { content: ''; position: absolute; right: -6px; bottom: 10px; width: 12px; height: 12px; background: white; transform: rotate(45deg); }
.instagram:hover + .instagram-message { display: block; }
@media (max-width: 768px) { .instagram-message { display: none !important; } }

.contact-layout{display:grid;grid-template-columns:1fr 320px;gap:24px;align-items:start}
.contact-card{background:var(--card-bg);padding:22px;border-radius:12px;border:1px solid var(--glass-border);box-shadow:0 10px 30px rgba(2,6,23,0.45)}
.contact-card input,.contact-card textarea{width:100%;padding:12px;border-radius:8px;border:1px solid rgba(255,255,255,0.06);background:rgba(255,255,255,0.02);color:var(--text);outline:none}
.contact-card textarea{min-height:140px}

.primary-cta{background:linear-gradient(90deg,var(--accent-1),var(--accent-2));color:#07121a;padding:12px 20px;border-radius:28px;font-weight:700;box-shadow:0 12px 30px rgba(123,97,255,0.18);transition:transform var(--transition-speed) ease,box-shadow var(--transition-speed) ease}
.primary-cta:hover{transform:translateY(-4px);box-shadow:0 20px 50px rgba(123,97,255,0.22);filter:brightness(1.03)}

.highlight{font-weight:700;color:var(--primary);font-size:1.05rem}

@media (max-width:900px){ .contact-layout{grid-template-columns:1fr;} .contact-info{order:2} }

.btn{cursor:pointer}

/* Strong overrides to ensure nav buttons match CTA */
.site-header .nav-links a.nav-btn, .navbar .nav-links a.nav-btn{ background: linear-gradient(90deg, var(--accent-1), var(--accent-2)) !important; color: #07121a !important; font-weight: 700 !important; border-radius: 28px !important; box-shadow: 0 12px 30px rgba(123,97,255,0.18) !important; }

@media (max-width:768px){ .nav-links a.nav-btn{background: linear-gradient(90deg, var(--accent-1), var(--accent-2)) !important;color:#07121a !important} }