/* Premium Modern CSS - Mobile First */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;700;900&family=Syne:wght@600;800&display=swap');

:root {
    --bg-color: #050505;
    --text-main: #E2E8F0;
    --text-muted: #94A3B8;
    --accent: #4F46E5;
    --accent-hover: #4338CA;
    --secondary: #10B981;
    --card-bg: rgba(15, 23, 42, 0.6);
    --border: rgba(255, 255, 255, 0.1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: 'Outfit', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Unique Graphic Element - Ambient Orb */
.biverb-orb {
    position: fixed;
    top: -10vh;
    right: -10vw;
    width: 50vw;
    height: 50vw;
    background: radial-gradient(circle, rgba(79,70,229,0.15) 0%, rgba(16,185,129,0.05) 50%, transparent 70%);
    border-radius: 50%;
    filter: blur(80px);
    z-index: -1;
    animation: pulse 10s infinite alternate;
}
@keyframes pulse { 0% { transform: scale(1); } 100% { transform: scale(1.2) translate(-5vw, 5vh); } }

/* Typography */
h1, h2, h3 { font-family: 'Syne', sans-serif; line-height: 1.1; }
h1 { font-size: clamp(3rem, 8vw, 6rem); margin-bottom: 1.5rem; letter-spacing: -1px; }
h2 { font-size: clamp(2rem, 5vw, 3.5rem); margin-bottom: 2rem; }
p { font-size: 1.125rem; color: var(--text-muted); margin-bottom: 1.5rem; }
a { color: var(--text-main); text-decoration: none; transition: color 0.3s; }
a:hover { color: var(--accent); }

/* Layout & Containers */
.container { width: 100%; max-width: 1280px; margin: 0 auto; padding: 0 1.5rem; }
section { padding: 6rem 0; }

/* Header */
header {
    position: fixed;
    width: 100%;
    top: 0;
    background: rgba(5, 5, 5, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    z-index: 100;
}
.header-inner { display: flex; justify-content: space-between; align-items: center; height: 80px; }
.logo { font-family: 'Syne', sans-serif; font-weight: 800; font-size: 1.5rem; display: flex; align-items: center; gap: 10px; }
.logo img { width: 32px; height: 32px; }
nav ul { display: none; list-style: none; gap: 2rem; }

/* Hero */
.hero { min-height: 100vh; display: flex; align-items: center; padding-top: 80px; }
.hero-content { max-width: 800px; }
.badge { display: inline-block; padding: 0.5rem 1rem; border: 1px solid var(--border); border-radius: 50px; font-size: 0.875rem; color: var(--secondary); margin-bottom: 1.5rem; }

/* Form Section (Lead Gen) */
.form-section { background: var(--card-bg); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.form-wrapper { display: grid; grid-template-columns: 1fr; gap: 4rem; align-items: center; }
.form-container { background: rgba(0,0,0,0.5); padding: 3rem 2rem; border-radius: 1rem; border: 1px solid var(--border); }
.form-group { margin-bottom: 1.5rem; }
label { display: block; margin-bottom: 0.5rem; font-weight: 700; font-size: 0.9rem; }
input[type="text"], input[type="email"], input[type="tel"] {
    width: 100%; padding: 1rem; background: transparent; border: 1px solid var(--border);
    border-radius: 0.5rem; color: #fff; font-family: inherit; font-size: 1rem; transition: border 0.3s;
}
input:focus { outline: none; border-color: var(--accent); }
.checkbox-group { display: flex; align-items: flex-start; gap: 1rem; margin-bottom: 2rem; }
.checkbox-group input { margin-top: 0.3rem; width: 20px; height: 20px; accent-color: var(--accent); }
.checkbox-group label { font-size: 0.8rem; font-weight: 300; color: var(--text-muted); }
.btn-submit {
    width: 100%; padding: 1.25rem; background: var(--accent); color: #fff; border: none;
    border-radius: 0.5rem; font-size: 1.1rem; font-weight: 700; cursor: pointer; transition: background 0.3s;
}
.btn-submit:hover { background: var(--accent-hover); }
.btn-submit:disabled { background: #333; cursor: not-allowed; }
.success-msg { display: none; text-align: center; padding: 3rem 0; }
.success-msg i { font-size: 4rem; color: var(--secondary); margin-bottom: 1rem; }

/* Features (Asymmetric) */
.features-grid { display: grid; grid-template-columns: 1fr; gap: 3rem; align-items: center; }
.feature-img { border-radius: 1rem; overflow: hidden; border: 1px solid var(--border); }
.feature-img img { width: 100%; height: auto; display: block; filter: grayscale(20%); transition: filter 0.5s;}
.feature-img:hover img { filter: grayscale(0%); }
.feature-list { list-style: none; }
.feature-list li { display: flex; align-items: center; gap: 1rem; font-size: 1.25rem; margin-bottom: 1.5rem; }
.feature-list i { color: var(--secondary); font-size: 1.5rem; }

/* Random Section (Architecture) */
.architecture { background: linear-gradient(180deg, transparent, var(--card-bg), transparent); }
.arch-cards { display: grid; grid-template-columns: 1fr; gap: 2rem; margin-top: 3rem; }
.arch-card { padding: 2rem; border: 1px solid var(--border); border-radius: 1rem; background: rgba(5,5,5,0.5); }
.arch-card i { font-size: 2.5rem; color: var(--accent); margin-bottom: 1rem; }

/* FAQ */
details { background: var(--card-bg); border: 1px solid var(--border); border-radius: 0.5rem; margin-bottom: 1rem; }
summary { padding: 1.5rem; font-size: 1.25rem; font-weight: 700; cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center; }
summary::-webkit-details-marker { display: none; }
summary::after { content: '\f067'; font-family: 'Font Awesome 6 Free'; font-weight: 900; color: var(--accent); }
details[open] summary::after { content: '\f068'; }
.details-content { padding: 0 1.5rem 1.5rem; color: var(--text-muted); }

/* Footer */
footer { border-top: 1px solid var(--border); padding: 4rem 0 2rem; background: #000; }
.footer-grid { display: grid; grid-template-columns: 1fr; gap: 2rem; margin-bottom: 3rem; }
.footer-links h4 { margin-bottom: 1rem; color: #fff; }
.footer-links ul { list-style: none; }
.footer-links li { margin-bottom: 0.5rem; }
.footer-bottom { text-align: center; color: var(--text-muted); font-size: 0.875rem; border-top: 1px solid var(--border); padding-top: 2rem; }

/* Legal Pages Concept */
.legal-container { background: #fff; color: #111; padding: 4rem; border-radius: 1rem; margin-top: 120px; margin-bottom: 4rem; box-shadow: 0 20px 40px rgba(0,0,0,0.5); }
.legal-container h1 { font-size: 2.5rem; color: #111; border-bottom: 2px solid #eee; padding-bottom: 1rem; margin-bottom: 2rem; }
.legal-container h2 { font-size: 1.5rem; color: #333; margin-top: 2rem; margin-bottom: 1rem; }
.legal-container p, .legal-container li { color: #444; font-size: 1rem; }
.legal-container ul { margin-left: 2rem; margin-bottom: 1.5rem; }
.iframe-wrapper { width: 100%; height: 400px; border-radius: 0.5rem; overflow: hidden; margin: 2rem 0; }

/* Cookie Banner */
.cookie-banner {
    position: fixed; bottom: -100%; left: 0; width: 100%; background: #fff; color: #111;
    padding: 2rem 1.5rem; box-shadow: 0 -10px 30px rgba(0,0,0,0.2); z-index: 1000; transition: bottom 0.5s;
    display: flex; flex-direction: column; gap: 1.5rem;
}
.cookie-banner.show { bottom: 0; }
.cookie-text p { margin-bottom: 0.5rem; font-size: 0.9rem; color: #333;}
.cookie-btns { display: flex; gap: 1rem; }
.btn-cookie { padding: 0.75rem 1.5rem; border: none; border-radius: 0.25rem; font-weight: 700; cursor: pointer; }
.btn-accept { background: var(--accent); color: #fff; }
.btn-decline { background: #eee; color: #333; }

/* Media Queries Desktop */
@media(min-width: 768px) {
    nav ul { display: flex; }
    .form-wrapper { grid-template-columns: 1fr 1fr; }
    .features-grid { grid-template-columns: 1fr 1fr; }
    .arch-cards { grid-template-columns: repeat(3, 1fr); }
    .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; }
    .cookie-banner { flex-direction: row; justify-content: space-between; align-items: center; padding: 1.5rem 3rem; }
}