/* Modern AI Color Palette */
:root {
    --bg-base: #030712;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --accent-cyan: #00f2fe;
    --accent-blue: #4facfe;
    --glass-panel: rgba(3, 7, 18, 0.6);
    --glass-border: rgba(255, 255, 255, 0.08);
}

body {
    margin: 0;
    font-family: 'Inter', 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-base);
    color: var(--text-primary);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    overflow-x: hidden;
}

.glow-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    z-index: -2;
    opacity: 0.4;
    animation: pulse 8s infinite alternate;
}

.orb-top {
    top: -10%; left: -10%;
    width: 500px; height: 500px;
    background: var(--accent-blue);
}

.orb-bottom {
    bottom: -10%; right: -5%;
    width: 400px; height: 400px;
    background: var(--accent-cyan);
    animation-delay: 4s;
}

@keyframes pulse {
    0% { transform: scale(1); opacity: 0.3; }
    100% { transform: scale(1.2); opacity: 0.5; }
}
/* -------------------------------------- */

/* Frosted Glass Header */
header {
    position: fixed;
    top: 0; width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 5%;
    background: var(--glass-panel);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--glass-border);
    z-index: 100;
    box-sizing: border-box;
}

.logo-container img {
    height: 70px; /* Adjust as needed for your Base64 string */
    width: auto;
    filter: drop-shadow(0px 0px 8px rgba(255,255,255,0.2));
}

nav ul {
    list-style: none;
    display: flex;
    gap: 2.5rem;
    margin: 0;
    padding: 0;
}

nav a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    transition: color 0.3s ease, text-shadow 0.3s ease;
}

nav a:hover {
    color: var(--accent-cyan);
    text-shadow: 0 0 10px rgba(0, 242, 254, 0.5);
}

/* Hero Section */
main {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 10rem 5% 4rem; /* Top padding clears the fixed header */
}

h1 {
    font-size: 5rem;
    margin-bottom: 1.5rem;
    letter-spacing: -0.03em;
    background: linear-gradient(135deg, #ffffff 20%, var(--accent-cyan) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1.1;
}

p.subtitle {
    font-size: 1.35rem;
    color: var(--text-secondary);
    max-width: 650px;
    margin-bottom: 3.5rem;
    line-height: 1.7;
}

/* Glowing AI Button */
.cta-button {
    position: relative;
    display: inline-flex;
    justify-content: center;
    align-items: center;
    background: rgba(255,255,255,0.03);
    color: var(--text-primary);
    padding: 1.2rem 3rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 500;
    font-size: 1.1rem;
    border: 1px solid rgba(0, 242, 254, 0.3);
    box-shadow: 0 0 20px rgba(0, 242, 254, 0.1);
    transition: all 0.3s ease;
    overflow: hidden;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0; left: -100%; width: 100%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 242, 254, 0.2), transparent);
    transition: left 0.5s ease;
}

.cta-button:hover {
    background: rgba(0, 242, 254, 0.1);
    border-color: var(--accent-cyan);
    box-shadow: 0 0 30px rgba(0, 242, 254, 0.3);
    transform: translateY(-2px);
}

.cta-button:hover::before {
    left: 100%;
}

/* Footer */
footer {
    text-align: center;
    padding: 2rem;
    color: var(--text-secondary);
    font-size: 0.85rem;
    border-top: 1px solid var(--glass-border);
    background: var(--glass-panel);
}

.css-logo {
    display: flex;
    align-items: center;
    gap: 15px;
    cursor: pointer;
}

/* The Luminous Gradient V Symbol */
.logo-symbol {
    font-size: 5rem;
    font-weight: 900;
    font-style: italic; /* Gives it the forward-leaning arrow momentum */
    background: linear-gradient(135deg, #00f2fe 0%, #4facfe 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 0 12px rgba(0, 242, 254, 0.4));
    line-height: 1;
}

.logo-text-block {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

/* Crisp White Brand Name */
.logo-title {
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--text-primary);
    line-height: 1;
    margin-bottom: 4px;
}

/* Subtle Silver/Grey Subtitle */
.logo-subtitle {
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 1.5px;
    color: var(--text-secondary);
    text-transform: uppercase;
}

/* Solutions Grid (Text-Only Blocks) */
.solutions-section {
    width: 100%;
    max-width: 1200px;
    margin: 4rem auto 0;
    padding: 2rem 5%;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2.5rem;
    box-sizing: border-box;
}

.solution-block {
    background: var(--glass-panel);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 3rem 2.5rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
    min-height: 280px; /* Gives the block a solid, square-like presence */
}

/* Subtle glowing top border */
.solution-block::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; height: 3px;
    background: linear-gradient(90deg, var(--accent-cyan), var(--accent-blue));
    opacity: 0.5;
    transition: opacity 0.3s ease;
}

.solution-block:hover {
    transform: translateY(-5px);
    border-color: rgba(0, 242, 254, 0.4);
    box-shadow: 0 10px 30px rgba(0, 242, 254, 0.1);
}

.solution-block:hover::before {
    opacity: 1;
}

.block-label {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--accent-cyan);
    margin-bottom: 1rem;
    font-weight: 600;
}

.solution-block h3 {
    margin: 0 0 1rem;
    font-size: 1.8rem;
    color: var(--text-primary);
    line-height: 1.2;
}

.solution-block p {
    margin: 0;
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.7;
}