/* --- GLOBAL STYLES & VARIABLES --- */
:root {
    --dark-bg: #0d0d12;
    --primary-glow: #8e44ad; /* Purple */
    --secondary-glow: #3498db; /* Blue */
    --text-color: #e0e0e0;
    --text-muted: #888;
    --card-bg: rgba(255, 255, 255, 0.05);
    --border-color: rgba(255, 255, 255, 0.1);
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--dark-bg);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
}

/* --- DYNAMIC BACKGROUND --- */
#background-animation {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%; z-index: -1;
    background: linear-gradient(135deg, var(--dark-bg) 25%, rgba(142, 68, 173, 0.1) 50%, rgba(52, 152, 219, 0.1) 75%, var(--dark-bg) 100%);
    background-size: 400% 400%;
    animation: gradient-flow 15s ease infinite;
}
@keyframes gradient-flow {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* --- LAYOUT & TYPOGRAPHY --- */
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
section { padding: 100px 0; text-align: center; }
h1, h2, h3 { font-weight: 700; text-shadow: 0 0 10px rgba(0, 0, 0, 0.5); }
h1 { font-size: 3.5rem; line-height: 1.1; }
h2 { font-size: 2.5rem; margin-bottom: 40px; position: relative; }
h2::after {
    content: ''; display: block; width: 60px; height: 4px;
    background: linear-gradient(90deg, var(--primary-glow), var(--secondary-glow));
    margin: 10px auto 0; border-radius: 2px;
}

/* --- HEADER & NAVIGATION --- */
header {
    position: fixed; top: 0; width: 100%; padding: 20px 0; z-index: 100;
    background: rgba(13, 13, 18, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
}
header .container { display: flex; justify-content: space-between; align-items: center; }
.logo { font-size: 1.5rem; font-weight: 700; text-decoration: none; color: #fff; }
nav { display: flex; align-items: center; gap: 25px; }
nav a { text-decoration: none; color: var(--text-muted); font-weight: 600; transition: color 0.3s ease; }
nav a:hover { color: #fff; }
.btn-nav-signup {
    color: #fff;
    background: linear-gradient(90deg, var(--primary-glow), var(--secondary-glow));
    padding: 8px 20px; border-radius: 50px;
    box-shadow: 0 0 15px rgba(142, 68, 173, 0.4);
    transition: all 0.3s ease;
}
.btn-nav-signup:hover { color: #fff; transform: translateY(-2px); box-shadow: 0 0 25px rgba(52, 152, 219, 0.6); }

/* --- HERO SECTION --- */
#hero { min-height: 100vh; display: flex; align-items: center; justify-content: center; flex-direction: column; }
#hero p { font-size: 1.2rem; max-width: 600px; margin: 20px 0 30px; color: var(--text-muted); }
.cta-buttons a {
    text-decoration: none; color: #fff; padding: 15px 30px; margin: 0 10px;
    border-radius: 50px; font-weight: 600; transition: all 0.3s ease;
    display: inline-block; border: 2px solid transparent;
}
.btn-primary { background: linear-gradient(90deg, var(--primary-glow), var(--secondary-glow)); box-shadow: 0 0 20px rgba(142, 68, 173, 0.5); }
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 0 30px rgba(52, 152, 219, 0.7); }
.btn-secondary { background-color: transparent; border-color: var(--border-color); }
.btn-secondary:hover { background-color: var(--card-bg); border-color: var(--secondary-glow); }

/* --- FEATURES, SHOWCASE, DASHBOARD GRIDS --- */
.features-grid, .showcase-grid, .dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    text-align: left;
}
.feature-card { background: var(--card-bg); padding: 30px; border-radius: 10px; border: 1px solid var(--border-color); transition: all 0.3s ease; }
.feature-card:hover { transform: translateY(-10px); border-color: var(--primary-glow); box-shadow: 0 10px 30px rgba(0,0,0,0.3); }
.feature-card .icon {
    font-size: 2.5rem; margin-bottom: 20px;
    background: -webkit-linear-gradient(90deg, var(--primary-glow), var(--secondary-glow));
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}
.feature-card h3 { margin-bottom: 10px; font-size: 1.5rem; color: #fff; }
.showcase-item {
    aspect-ratio: 16 / 9; border-radius: 8px; overflow: hidden; position: relative;
    border: 1px solid var(--border-color); background-size: cover; background-position: center;
}
.showcase-item .overlay {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.7);
    color: #fff; display: flex; align-items: center; justify-content: center;
    opacity: 0; transition: opacity 0.3s ease; font-size: 1.2rem; font-weight: 600;
}
.showcase-item:hover .overlay { opacity: 1; }

/* --- VIDEO SECTION --- */
.video-container { max-width: 850px; margin: 40px auto 0; display: flex; flex-direction: column; gap: 30px; }
.video-wrapper {
    position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden;
    border-radius: 10px; border: 1px solid var(--border-color);
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}
.video-wrapper iframe { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }

/* --- FOOTER --- */
footer { padding: 40px 0; text-align: center; border-top: 1px solid var(--border-color); background: var(--dark-bg); }
.social-links a { color: var(--text-muted); font-size: 1.5rem; margin: 0 15px; transition: color 0.3s ease; }
.social-links a:hover { color: var(--secondary-glow); }
footer p { margin-top: 20px; color: var(--text-muted); }

/* --- FORM & DASHBOARD SPECIFIC STYLES --- */
.form-page-container { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 100px 20px; }
.form-wrapper {
    width: 100%; max-width: 450px; background: var(--card-bg); padding: 40px; border-radius: 10px;
    border: 1px solid var(--border-color); box-shadow: 0 10px 30px rgba(0,0,0,0.3); text-align: center;
}
.form-wrapper h2 { margin-bottom: 30px; }
.form-group { margin-bottom: 20px; text-align: left; }
.form-group label { display: block; margin-bottom: 5px; color: var(--text-muted); font-weight: 600; }
.form-group input {
    width: 100%; padding: 12px 15px; background: rgba(0,0,0,0.2); border: 1px solid var(--border-color);
    border-radius: 5px; color: var(--text-color); font-family: 'Poppins', sans-serif;
    font-size: 1rem; transition: border-color 0.3s ease;
}
.form-group input:focus { outline: none; border-color: var(--primary-glow); }
.form-wrapper .btn-primary { width: 100%; padding: 15px; font-size: 1.1rem; }
.form-wrapper p { margin-top: 20px; color: var(--text-muted); }
.form-wrapper p a { color: var(--secondary-glow); text-decoration: none; font-weight: 600; }

.pdf-item {
    background: var(--card-bg); border: 1px solid var(--border-color); padding: 25px;
    border-radius: 8px; display: flex; align-items: center; gap: 20px;
    text-decoration: none; color: var(--text-color); transition: all 0.3s ease;
}
.pdf-item:hover { transform: translateY(-5px); border-color: var(--primary-glow); box-shadow: 0 5px 20px rgba(0,0,0,0.2); }
.pdf-item .icon { font-size: 2.5rem; color: var(--primary-glow); }
.pdf-item h3 { font-size: 1.2rem; margin: 0; }

/* --- RESPONSIVENESS --- */
@media (max-width: 768px) {
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    #hero p { font-size: 1rem; }
    .cta-buttons a { display: block; margin: 10px 0; }
    nav { gap: 15px; }
}