:root {
    --bg-dark: #050505;
    --bg-card: #0f1118;
    --primary: #2563eb;
    --secondary: #d4af37;
    /* Gold */
    --accent: #00f2ff;
    /* Neon Cyan */
    --text-main: #ffffff;
    --text-dim: #a0a0bd;
    --nav-height: 80px;
}

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

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: 0.3s;
}

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Header */
header {
    height: var(--nav-height);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(5, 5, 5, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

.logo {
    font-size: 1.5rem;
    font-weight: 900;
    letter-spacing: -1px;
    color: var(--text-main);
}

.logo span {
    color: var(--primary);
}

.nav-links {
    display: flex;
    gap: 2.5rem;
    align-items: center;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-dim);
}

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

.lang-switch {
    background: rgba(255, 255, 255, 0.05);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-weight: 700;
    cursor: pointer;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Hero */
.hero {
    padding: calc(var(--nav-height) + 100px) 0 100px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.15) 0%, transparent 70%);
    z-index: -1;
}

.badge {
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary);
    padding: 0.5rem 1.2rem;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    border: 1px solid rgba(37, 99, 235, 0.2);
    display: inline-block;
    margin-bottom: 2rem;
}

.hero h1 {
    font-size: 4.5rem;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    background: linear-gradient(to bottom, #fff, #888);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-dim);
    max-width: 700px;
    margin: 0 auto 3rem;
}

.cta-group {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.btn {
    padding: 1.2rem 2.5rem;
    border-radius: 12px;
    font-weight: 700;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.btn-primary {
    background: var(--primary);
    color: white;
    box-shadow: 0 10px 30px rgba(37, 99, 235, 0.3);
}

.btn-outline {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: white;
}

.btn-special {
    background: linear-gradient(45deg, var(--bg-card), #1a1e2e);
    border: 1px solid var(--accent);
    color: var(--accent);
    box-shadow: 0 0 20px rgba(0, 242, 255, 0.15);
}

.btn:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.5);
}

/* Solutions Grid */
.section {
    padding: 100px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.section-title p {
    color: var(--text-dim);
}

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.card {
    background: var(--bg-card);
    padding: 3rem;
    border-radius: 30px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: 0.4s;
}

.card:hover {
    border-color: var(--primary);
    transform: translateY(-10px);
}

.card-icon {
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.02);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 2rem;
    font-size: 1.5rem;
    color: var(--primary);
}

.card h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.card ul li {
    padding: 0.5rem 0;
    color: var(--text-dim);
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.card ul li::before {
    content: "→";
    color: var(--primary);
    font-weight: 900;
}

/* POS Highlight */
.pos-highlight {
    background: linear-gradient(rgba(5, 5, 5, 0.7), rgba(5, 5, 5, 0.7)), url('https://placehold.co/1200x600?text=Modern+POS+Interface');
    background-size: cover;
    background-position: center;
    border-radius: 40px;
    padding: 80px;
    text-align: center;
    border: 1px solid rgba(0, 242, 255, 0.2);
    box-shadow: 0 0 100px rgba(0, 242, 255, 0.05);
}

/* Contact Form */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

form {
    background: var(--bg-card);
    padding: 3rem;
    border-radius: 30px;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

input,
textarea {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    padding: 1.2rem;
    border-radius: 12px;
    color: white;
    font-family: inherit;
    outline: none;
}

input:focus,
textarea:focus {
    border-color: var(--primary);
}

/* Floating WhatsApp */
.floating-wa {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 65px;
    height: 65px;
    background: #25d366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 30px rgba(37, 211, 102, 0.4);
    z-index: 999;
}

.floating-wa svg {
    width: 35px;
    fill: white;
}

/* Responsive */
@media (max-width: 968px) {
    .hero h1 {
        font-size: 3rem;
    }

    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .nav-links {
        display: none;
    }
}