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

:root {
    --bg: #050505; /* True Black */
    --bg-alt: #111111; /* Very Dark Gray */
    --card-bg: rgba(20, 20, 20, 0.4);
    --border: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(255, 255, 255, 0.15);
    --primary: #ffffff; 
    --accent: #3b82f6; /* Elegant Blue */
    --text: #ededed;
    --text-dim: #a1a1aa;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg);
    color: var(--text);
    overflow-x: hidden;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

/* Ultra precise glowing orb behind the scene */
.blob {
    position: fixed;
    width: 60vw;
    height: 60vw;
    background: radial-gradient(circle at center, rgba(59, 130, 246, 0.07) 0%, transparent 60%);
    filter: blur(80px);
    z-index: -1;
    top: -10%;
    left: 20%;
    opacity: 0.8;
}

/* Header */
header {
    padding: 1.2rem 0;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: 0.3s ease;
    border-bottom: 1px solid transparent;
}

header.scrolled {
    background: rgba(5, 5, 5, 0.7);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
}

.logo {
    font-weight: 700;
    font-size: 1.5rem;
    color: #fff;
    text-decoration: none;
    letter-spacing: -0.5px;
}

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

.nav-links { display: flex; gap: 2.5rem; }
.nav-links a { 
    color: var(--text-dim); 
    text-decoration: none; 
    font-weight: 500; 
    transition: color 0.2s; 
    font-size: 0.9rem;
}
.nav-links a:hover { color: #fff; }

/* Typography */
h1 { font-weight: 700; font-size: 5rem; line-height: 1.1; margin-bottom: 1.5rem; letter-spacing: -2px; }
h2 { font-weight: 600; font-size: 3rem; margin-bottom: 1rem; letter-spacing: -1px; }
p { color: var(--text-dim); font-size: 1.15rem; }

.gradient-text {
    background: linear-gradient(180deg, #fff 0%, #a1a1aa 100%);
    color: transparent;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    -webkit-background-clip: text;
}
.gradient-text.accent {
    background: linear-gradient(135deg, #60a5fa 0%, #3b82f6 100%);
    color: transparent;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    -webkit-background-clip: text;
}

/* Layout */
.container { max-width: 1100px; margin: 0 auto; padding: 0 2rem; }
section { padding: 8rem 0; overflow: hidden; }

/* Buttons */
.btn {
    padding: 0.8rem 1.8rem;
    border-radius: 6px;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.2s ease;
    cursor: pointer;
    border: 1px solid transparent;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.95rem;
}

.btn-primary {
    background: #fff;
    color: #000;
}
.btn-primary:hover {
    background: #e5e5e5;
    transform: translateY(-1px);
    box-shadow: 0 8px 20px rgba(255, 255, 255, 0.1);
}

.btn-outline {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border);
    color: #fff;
}
.btn-outline:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--border-hover);
}

/* Feature Cards */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
}

.feature-card {
    background: linear-gradient(180deg, rgba(20,20,20,0.4) 0%, rgba(10,10,10,0.6) 100%);
    border: 1px solid var(--border);
    padding: 2.5rem 2rem;
    border-radius: 12px;
    backdrop-filter: blur(12px);
    transition: all 0.3s ease;
    box-shadow: 0 4px 24px -1px rgba(0,0,0,0.5);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.feature-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-3px);
    box-shadow: 0 10px 40px rgba(0,0,0,0.8);
}
.feature-card:hover::before { opacity: 1; }

.feature-icon {
    width: 42px;
    height: 42px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    background: rgba(255, 255, 255, 0.03);
    color: #fff;
    border: 1px solid var(--border);
}

.feature-icon.icon-primary { color: #fff; }
.feature-icon.icon-secondary { color: #fff; }
.feature-icon.icon-accent { color: #fff; }

.feature-card h3 { font-size: 1.2rem; margin-bottom: 0.6rem; color: #fff; letter-spacing: -0.5px; }
.feature-card p { font-size: 0.95rem; line-height: 1.5; color: var(--text-dim); }

/* Stats Display */
.stat-val {
    font-size: 3.5rem;
    font-weight: 700;
    color: #fff;
    line-height: 1;
    margin-bottom: 0.5rem;
    letter-spacing: -1px;
}

.stat-box { padding: 2rem; position: relative; }
.stat-box:not(:last-child)::after {
    content: '';
    position: absolute;
    right: 0; top: 20%; height: 60%;
    width: 1px;
    background: linear-gradient(to bottom, transparent, var(--border), transparent);
}

/* FAQ Accordion */
.faq-grid { display: flex; flex-direction: column; gap: 0.8rem; }
.faq-item {
    background: transparent;
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1.2rem 1.5rem;
    cursor: pointer;
    transition: 0.2s;
}
.faq-item:hover { border-color: var(--border-hover); background: rgba(255,255,255,0.01); }
.faq-question { display: flex; justify-content: space-between; align-items: center; font-size: 1rem; font-weight: 500; color: #ededed; }
.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out, padding 0.3s ease-out, opacity 0.2s ease-out;
    padding-top: 0;
    opacity: 0;
}
.faq-item.active { border-color: var(--border-hover); background: rgba(255,255,255,0.02); }
.faq-item.active .faq-answer { max-height: 500px; padding-top: 1rem; opacity: 1; font-size: 0.95rem; }

@media (max-width: 1024px) { h1 { font-size: 4rem; } h2 { font-size: 2.5rem; } }
@media (max-width: 768px) { h1 { font-size: 2.5rem; } .nav-links { display: none; } .header-actions .btn-primary { display: none; } section { padding: 5rem 0; } .stat-box:not(:last-child)::after { display: none; } }