/* --- TOP LANDING HERO SECTION --- */
.landing-hero {
    position: relative;
    min-height: calc(100vh - 80px); /* Takes up the full viewport height minus navbar */
    display: flex;
    align-items: center;
    padding: 0 5%;
    overflow: hidden;
}

/* The distinct cyan glow on the right side */
.landing-glow {
    position: absolute;
    top: 50%;
    right: -10%;
    transform: translateY(-50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(0, 180, 216, 0.2) 0%, rgba(8, 11, 18, 0) 65%);
    z-index: -1;
    pointer-events: none;
}

.landing-content {
    max-width: 800px;
    z-index: 1;
    /* Smooth fade-up animation */
    animation: fadeUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.landing-title {
    font-size: 5rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -1.5px;
}

.landing-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 48px;
    font-weight: 400;
}

.landing-actions {
    display: flex;
    gap: 20px;
    align-items: center;
}

/* Specific styling for the outlined button */
.btn-outline {
    background: transparent;
    color: #fff;
    padding: 12px 32px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    border: 1px solid rgba(255, 255, 255, 0.2);
    cursor: pointer;
    transition: background-color 0.2s, border-color 0.2s, transform 0.2s;
    display: inline-block;
}

.btn-outline:hover {
    border-color: #fff;
    background-color: rgba(255, 255, 255, 0.05);
    transform: translateY(-2px);
}

/* Keyframe animation for the smooth load-in */
@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Mobile Responsiveness for Landing Hero */
@media (max-width: 900px) {
    .landing-title { font-size: 3.5rem; }
    .landing-glow { width: 500px; height: 500px; right: -20%; }
}
@media (max-width: 600px) {
    .landing-hero { align-items: flex-start; padding-top: 15vh; }
    .landing-title { font-size: 2.8rem; }
    .landing-actions { flex-direction: column; align-items: stretch; gap: 16px; }
    .btn-outline, .btn-primary { text-align: center; }
}


/* --- SPLINE 3D MODEL INTEGRATION --- */
/* --- SPLINE 3D MODEL INTEGRATION --- */
.spline-container {
    position: absolute;
    right: -5%; /* Pushes it slightly right so it doesn't crowd the text */
    top: 40%; /* Changed from 50% to pull it higher up */
    transform: translateY(-40%); /* Adjusted to match the new top value */
    width: 600px; 
    height: 600px; /* Reduced from 800px so the canvas doesn't stretch down to the footer */
    z-index: 0;
    opacity: 0;
    animation: fadeUp 1.2s cubic-bezier(0.4, 0, 0.2, 1) 0.3s forwards;
    pointer-events: auto; 
}

/* Ensure the text container doesn't invisible-block the 3D model */
.landing-content {
    position: relative;
    z-index: 2;
    pointer-events: none; /* Let clicks pass through empty spaces */
}

/* Re-enable clicks on the actual text and buttons */
.landing-content > * {
    pointer-events: auto; 
}

/* Hide Spline watermark if desired (Optional, but makes it cleaner) */
spline-viewer::part(logo) {
    display: none !important;
}

/* Mobile Responsiveness for 3D Robot */
@media (max-width: 1024px) {
    .spline-container {
        width: 450px;
        height: 600px;
        right: -5%;
    }
}

@media (max-width: 768px) {
    .spline-container {
        /* On phones, drop it behind the text as an atmospheric background */
        width: 100vw;
        height: 500px;
        right: 0;
        top: 60%;
        opacity: 0.2 !important; /* Dim it heavily so text remains readable */
        z-index: -1;
        pointer-events: none; /* Disable interaction on mobile to allow scrolling */
    }
}