:root {
    --primary: #7C3AED;
    --primary-glow: rgba(124, 58, 237, 0.5);
    --bg: #030303;
    --text: #ffffff;
    --text-dim: #94a3b8;
    --glass: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.1);
}

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

body {
    background-color: var(--bg);
    color: var(--text);
    overflow: hidden;
    scroll-behavior: smooth;
}

/* Slide System */
.deck-container {
    height: 100vh;
    overflow-y: scroll;
    scroll-snap-type: y mandatory;
}

.slide {
    height: 100vh;
    width: 100%;
    scroll-snap-align: start;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 4rem;
    position: relative;
    overflow: hidden;
}

.slide-content {
    max-width: 1200px;
    width: 100%;
    z-index: 2;
}

/* Background Effects */
.glow-bg {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: var(--primary-glow);
    filter: blur(150px);
    border-radius: 50%;
    opacity: 0.2;
    z-index: 1;
    pointer-events: none;
}

/* Typography */
h1 {
    font-size: 5rem;
    font-weight: 800;
    letter-spacing: -0.05em;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    background: linear-gradient(to bottom right, #fff, #94a3b8);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

h2 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 2rem;
    color: var(--primary);
}

p {
    font-size: 1.25rem;
    line-height: 1.6;
    color: var(--text-dim);
    max-width: 700px;
}

/* Layout Modules */
.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 1.5rem;
    padding: 2.5rem;
    position: relative;
    z-index: 1;
    transition: all 0.4s ease;
}

.card-robotics .card-bg-layer {
    background-image: url('/pitchdeck/assets/robotics_bg.png');
}

.card-autonomous .card-bg-layer {
    background-image: url('/pitchdeck/assets/autonomous_bg.png');
}

.card-defense .card-bg-layer {
    background-image: url('/pitchdeck/assets/defense_bg.png');
}

.card-aerospace .card-bg-layer {
    background-image: url('/pitchdeck/assets/aerospace_bg.png');
}

.card-energy-costs .card-bg-layer {
    background-image: url('/pitchdeck/assets/energy_costs_bg.png');
}

.card-edge-gap .card-bg-layer {
    background-image: url('/pitchdeck/assets/edge_gap_bg.png');
}

.card-connectivity .card-bg-layer {
    background-image: url('/pitchdeck/assets/connectivity_bg.png');
}

.card-b2b .card-bg-layer {
    background-image: url('/pitchdeck/assets/b2b_strategy_bg.png');
}

.card-b2c .card-bg-layer {
    background-image: url('/pitchdeck/assets/b2c_strategy_bg.png');
}

.card:hover {
    transform: translateY(-10px);
    border-color: var(--primary);
}

.feature-tag {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: rgba(124, 58, 237, 0.1);
    color: var(--primary);
    border-radius: 2rem;
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    margin-bottom: 1rem;
}

/* Media Components */
.asset-img {
    width: 100%;
    border-radius: 1.5rem;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
    border: 1px solid var(--glass-border);
}

/* Custom for Logo */
.logo-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 5rem;
    z-index: 110;
    display: flex;
    align-items: center;
    pointer-events: none;
}

.logo-inner {
    max-width: 80rem;
    margin: 0 auto;
    width: 100%;
    padding: 0 1.5rem;
    pointer-events: auto;
}

.logo-img {
    height: 3rem;
    display: block;
}

.logo-text {
    font-weight: 800;
    font-size: 1.5rem;
    letter-spacing: 0.2rem;
}

/* Navigation Indicator */
.nav-dots {
    position: fixed;
    right: 3rem;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    z-index: 100;
}

.dot {
    width: 12px;
    height: 12px;
    border: 2px solid var(--glass-border);
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
}

.dot.active {
    background: var(--primary);
    border-color: var(--primary);
    transform: scale(1.3);
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-in {
    animation: fadeInUp 0.8s ease forwards;
}

/* Comparison Table */
.comparison-table {
    width: 100%;
    border-collapse: collapse;
}

.comparison-table th,
.comparison-table td {
    padding: 1.5rem;
    text-align: left;
    border-bottom: 1px solid var(--glass-border);
}

.highlight-row {
    color: var(--primary);
    font-weight: 700;
}

#mehran-profile {
    display: flex;
    gap: 3rem;
    align-items: center;
}

.profile-img {
    width: 250px;
    height: 250px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--primary);
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 3rem;
    left: 4rem;
    z-index: 100;
    background: var(--glass);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
    color: var(--text);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: var(--primary);
    border-color: var(--primary);
    transform: translateY(-5px);
}

/* Abbreviation Tooltip Styling */
.abbr {
    text-decoration: underline dotted var(--primary);
    cursor: help;
    position: relative;
    display: inline-block;
}

.abbr:hover .tooltip-text {
    visibility: visible;
    opacity: 1;
}

/* Tooltip Styling */
.tooltip-container {
    position: relative;
    display: inline-flex;
    align-items: center;
    margin-left: 0.5rem;
    z-index: 5;
    /* Base z-index for rows */
}

.tooltip-container:hover {
    z-index: 1000;
    /* Ensure active tooltip is top-most */
}

.info-icon {
    width: 14px;
    height: 14px;
    background: var(--glass-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    font-weight: 800;
    cursor: help;
    color: var(--text-dim);
    transition: all 0.3s ease;
}

.tooltip-container:hover .info-icon {
    background: var(--primary);
    color: white;
}

.tooltip-text {
    visibility: hidden;
    width: 280px;
    background-color: #0c0c0c;
    /* Darker for better contrast */
    color: #fff;
    text-align: left;
    border-radius: 8px;
    padding: 1.25rem;
    position: absolute;
    z-index: 10000;
    /* Very high to beat card overflows */
    bottom: 140%;
    /* Moved up slightly */
    left: 50%;
    transform: translateX(-50%);
    opacity: 0;
    transition: opacity 0.3s, transform 0.3s;
    border: 1px solid var(--primary);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.9);
    font-size: 0.85rem;
    font-weight: 400;
    line-height: 1.5;
    pointer-events: none;
    backdrop-filter: blur(15px);
}

.tooltip-container:hover .tooltip-text {
    visibility: visible;
    opacity: 1;
}

/* Allow tooltips to escape cards */
.card {
    overflow: visible !important;
}

/* Keep background image clipped without using overflow: hidden on the main card */
.card-bg-layer {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    opacity: 0.15;
    z-index: -1;
    transition: opacity 0.4s ease;
    border-radius: 1.5rem;
    /* Match card radius */
}

.card:hover .card-bg-layer {
    opacity: 0.35;
}

/* Founder Slide Bullets */
.bullet-item {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 1rem;
    line-height: 1.6;
    font-size: 1.25rem;
    /* Match p tags */
    color: var(--text-dim);
    /* Match p tags */
}

.bullet-item::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: 800;
}

@media print {

    body,
    .deck-container {
        overflow: visible !important;
        height: auto !important;
    }

    .slide {
        height: 100vh !important;
        width: 100% !important;
        page-break-after: always !important;
        break-after: page !important;
        display: block !important;
        padding: 2rem !important;
    }

    .nav-dots,
    .logo-container {
        display: none !important;
    }

    .glow-bg {
        display: none !important;
    }

    .card {
        break-inside: avoid;
    }
}

/* Horizontal Stability */
html,
body {
    overflow-x: hidden !important;
    width: 100%;
}

/* Mobile Smoothing & Navigation Dots Visibility */
@media (max-width: 1024px) {
    .nav-dots {
        right: 2rem;
        display: flex !important;
    }

    .back-to-top {
        left: 4rem;
        display: flex !important;
    }

    .slide {
        /* Ensure slides stay full viewport height for centering */
        height: 100vh !important;
    }
}