* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body,
html {
    width: 100%;
    height: 100%;
    font-family: 'Inter', sans-serif;
    background-color: #050B14;
    /* Deep cyber blue/black */
    overflow: hidden;
    /* Prevent native scrolling for slider feel */
    color: #ffffff;
}

/* Global Logo fixed across slides */
.global-logo {
    position: fixed;
    bottom: 40px;
    right: 50px;
    z-index: 100;
    /* Ensure it stays above everything */
    width: 200px;
    /* Elegant, unobtrusive size */
    pointer-events: none;
    /* Allows clicking "through" the logo if needed */
}

.global-logo img {
    width: 100%;
    height: auto;
    filter: drop-shadow(0 2px 5px rgba(0, 0, 0, 0.8));
    /* Subtle shadow for pop */
}

.presentation-container {
    width: 100vw;
    height: 100vh;
    display: flex;
    transition: transform 1.2s cubic-bezier(0.22, 1, 0.36, 1);
    /* Slower, smoother cinematic slide */
}

.slide {
    min-width: 100vw;
    height: 100vh;
    flex-shrink: 0;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
}

/* Subtle dark overlay to ensure text readability over complex AI backgrounds */
.slide::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(0, 5, 15, 0.65), rgba(0, 5, 15, 0.9));
    /* Darkened filter */
    z-index: 1;
}

/* Slide 1 already has baked-in text, so we remove the dark overlay to keep its original color */
#slide-1::before {
    background: transparent;
}

.slide-content {
    position: relative;
    z-index: 2;
    width: 90%;
    max-width: 1400px;
    padding: 2rem;
    text-align: center;
    /* Set explicit center alignment */
}

.left-aligned {
    text-align: left;
    padding-left: 5%;
    /* Push from the left edge */
}

/* Base header style not used in this iteration but kept for reference */
.slide-header {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: #4da6ff;
    margin-bottom: 2rem;
    font-weight: 600;
}

.slide-title {
    font-size: 2.8rem;
    /* Scaled down to fit perfectly on two lines */
    line-height: 1.25;
    /* Slightly tighter line height for a grouped title look */
    font-weight: 400;
    /* Regular weight for standard text */
    margin-bottom: 3.5rem;
    /* Increased separation from 2.5rem */
    text-shadow: 0 4px 15px rgba(0, 0, 0, 0.9);
}

.slide-title strong {
    font-weight: 700;
    /* Bold for emphasis to match Slide 1 */
}

.slide-subtitle {
    font-size: 1.4rem;
    font-weight: 300;
    color: #cbd5e1;
    /* Elegant light gray */
    margin-bottom: 3rem;
    line-height: 1.5;
}

.slide-bullets {
    list-style: none;
    text-align: left;
    display: inline-block;
    max-width: 900px;
    margin: 0 auto;
    /* Centers the block itself */
}

.left-aligned .slide-bullets {
    display: block;
    /* Ensure it takes full width in left-aligned mode */
    margin: 0;
}

.slide-bullets li {
    font-size: 1.6rem;
    line-height: 1.6;
    margin-bottom: 1.8rem;
    padding-left: 2.5rem;
    position: relative;
    font-weight: 300;
    /* Thinner weight for elegant look */
    color: #cbd5e1;
    /* Light grey text matching the image */
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.8);
}

/* Custom cyber bullet points as Checkmarks */
.slide-bullets li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #8bb4f7;
    /* Soft cyber light blue matching the image */
    font-weight: 400;
    font-size: 1.6rem;
}

/* Grid Layouts for Data-Heavy Slides */
.slide-grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.grid-column h3 {
    font-size: 2rem;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 2rem;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.8);
}

.grid-column .slide-bullets {
    display: block;
    /* Overrides centered block logic for internal columns */
    margin: 0;
}

/* Custom cyber bullet points inside grids - centered if needed, but left-aligned looks better within column */
.grid-column .slide-bullets li {
    font-size: 1.4rem;
    text-align: left;
    margin-bottom: 1.5rem;
}

/* Grid Layouts for Data-Heavy Slides */
.slide-grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 4rem;
    width: 100%;
    max-width: 1000px;
    margin: 0 auto;
    text-align: center;
}

/* Institutional Text (Slide 6) */
.institutional-text {
    font-size: 1.2rem;
    font-weight: 400;
    color: #8bb4f7;
    margin-top: 3rem;
    letter-spacing: 1px;
    text-transform: uppercase;
}

/* Call to Action Button (Slide 8) */
.cta-button {
    display: inline-block;
    margin-top: 3rem;
    padding: 1.2rem 3rem;
    font-size: 1.4rem;
    font-weight: 600;
    color: #ffffff;
    background: linear-gradient(90deg, #d32f2f, #b71c1c);
    /* Red tactical button */
    border: none;
    border-radius: 4px;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 2px;
    box-shadow: 0 4px 15px rgba(211, 47, 47, 0.4);
    transition: all 0.3s ease;
    cursor: pointer;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(211, 47, 47, 0.6);
    background: linear-gradient(90deg, #f44336, #d32f2f);
}

/* --- MIND-BLOWING CINEMATIC EFFECTS --- */

/* Initial state: Hidden, pushed down, scaled down slightly, heavily blurred */
.slide-content h1,
.slide-content p,
.slide-content ul,
.slide-content .slide-grid-2,
.slide-content .slide-grid-3,
.slide-content a.cta-button {
    opacity: 0;
    transform: translateY(60px) scale(0.92);
    filter: blur(15px);
    transition: opacity 1.2s cubic-bezier(0.25, 1, 0.5, 1),
        transform 1.4s cubic-bezier(0.25, 1, 0.5, 1),
        filter 1.6s cubic-bezier(0.25, 1, 0.5, 1);
}

/* Active state: Fade in, slide up precisely, restore scale, crystal clear */
.slide.active .slide-content h1 {
    opacity: 1;
    transform: translateY(0) scale(1);
    filter: blur(0);
    transition-delay: 0.6s;
    /* Waits for the main slide transition to settle */
}

.slide.active .slide-content p.slide-subtitle {
    opacity: 1;
    transform: translateY(0) scale(1);
    filter: blur(0);
    transition-delay: 0.9s;
}

.slide.active .slide-content ul.slide-bullets,
.slide.active .slide-content .slide-grid-2,
.slide.active .slide-content .slide-grid-3 {
    opacity: 1;
    transform: translateY(0) scale(1);
    filter: blur(0);
    transition-delay: 1.2s;
}

.slide.active .slide-content p.institutional-text,
.slide.active .slide-content a.cta-button {
    opacity: 1;
    transform: translateY(0) scale(1);
    filter: blur(0);
    transition-delay: 1.5s;
}

/* Cyber Neon Pulses for Bold Focus Keywords */
@keyframes neon-breath {
    0% {
        text-shadow: 0 0 10px rgba(77, 166, 255, 0.3), 0 0 20px rgba(77, 166, 255, 0.1);
    }

    100% {
        text-shadow: 0 0 15px rgba(77, 166, 255, 0.7), 0 0 35px rgba(77, 166, 255, 0.4), 0 0 50px rgba(77, 166, 255, 0.2);
    }
}

.slide-title strong {
    font-weight: 700;
    animation: neon-breath 3.5s infinite alternate ease-in-out;
}

/* Advanced Slow Background Parallax Drift & Zoom */
.slide {
    background-size: 105%;
    /* Start slightly zoomed in */
    background-position: center bottom;
    transition: background-size 20s cubic-bezier(0.25, 1, 0.5, 1), background-position 20s cubic-bezier(0.25, 1, 0.5, 1);
}

.slide.active {
    background-size: 100%;
    /* Very slowly zoom out to frame the content down */
    background-position: center center;
}

/* Responsive Adjustments */
@media (max-width: 1024px) {
    .slide-title {
        font-size: 2.8rem;
    }

    .slide-bullets li {
        font-size: 1.3rem;
    }
}

@media (max-width: 768px) {
    .slide-title {
        font-size: 2rem;
    }

    .slide-bullets li {
        font-size: 1.1rem;
    }

    .slide-header {
        font-size: 0.8rem;
    }
}