:root {
    --accent-color: #268bd2;
    --highlight-bg: rgba(38, 139, 210, 0.15);
    --section-bg: rgba(255, 255, 255, 0.08);
    --header-color: #d33682;
}

html, body {
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.reveal {
    width: 100vw !important;
    height: 100vh !important;
}

.reveal .slides {
    width: 100% !important;
    height: 100% !important;
}

.reveal .slides section {
    padding: 1.5vh 2vw;
    text-align: left;
    width: 96vw;
    height: 98vh;
    max-width: none;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.reveal h1, .reveal h2, .reveal h3, .reveal h4 {
    margin-bottom: 0.5em;
    color: var(--header-color);
    text-align: left;
    text-transform: none;
    font-family: 'Segoe UI', Helvetica, sans-serif;
    line-height: 1.2;
}

.reveal h1 {
    font-size: clamp(2.5rem, 6vw, 4rem);
    border-bottom: 3px solid var(--accent-color);
    padding-bottom: 1vh;
}
.reveal h2 {
    font-size: clamp(2rem, 4.5vw, 3rem);
    border-bottom: 2px solid var(--accent-color);
    padding-bottom: 0.8vh;
}
.reveal h3 {
    font-size: clamp(1.6rem, 3.5vw, 2.4rem);
    color: var(--accent-color);
}
.reveal h4 {
    font-size: clamp(1.2rem, 2.5vw, 1.8rem);
    color: #eee;
    font-weight: 600;
    margin-bottom: 0.3em;
}

.reveal p, .reveal li {
    font-size: clamp(1.1rem, 2.2vw, 1.4rem);
    line-height: 1.5;
    margin-bottom: 0.6em;
}

.reveal ul, .reveal ol {
    display: block;
    margin: 0 0 1.2em 1.5em;
}

.reveal li {
    margin-bottom: 0.8em;
}

.two-column {
    display: flex;
    justify-content: space-between;
    margin-top: 2vh;
    gap: 3vw;
    align-items: flex-start;
    height: auto;
    min-height: 40vh;
}

.column {
    width: 47%;
    flex: 1;
}

.section-box {
    background-color: var(--section-bg);
    border-left: 4px solid var(--accent-color);
    border-radius: 8px;
    padding: clamp(12px, 2vh, 24px) clamp(16px, 2.5vw, 28px);
    margin-bottom: clamp(15px, 2vh, 25px);
    min-height: clamp(80px, 12vh, 140px);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.section-box h4 {
    margin-top: 0;
    margin-bottom: 10px;
}

.section-box p, .section-box ul {
    margin-bottom: 0;
}

.image-container {
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 2vh 0;
}

.logo-diagram {
    max-height: clamp(120px, 20vh, 200px);
    max-width: 85%;
    background: none;
    border: none;
    box-shadow: none;
}

.distro-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: clamp(15px, 2vw, 30px);
    margin-top: 3vh;
}

.distro-item {
    text-align: center;
    width: clamp(100px, 12vw, 140px);
    height: clamp(100px, 12vw, 140px);
    background-color: var(--section-bg);
    border-radius: 10px;
    padding: clamp(10px, 1.5vw, 20px);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: transform 0.2s ease;
}

.distro-item:hover {
    transform: translateY(-3px);
    background-color: rgba(255, 255, 255, 0.12);
}

.distro-item p {
    margin: clamp(6px, 1vh, 12px) 0 0 0;
    font-size: clamp(0.8rem, 1.8vw, 1.1rem);
    font-weight: 500;
}

.distro-item img {
    height: clamp(35px, 6vh, 60px) !important;
}

.toc {
    columns: 2;
    column-gap: 4vw;
    margin-top: 2vh;
}

.toc ol {
    margin-left: 0;
    padding-left: 2vw;
}

.toc li {
    font-size: clamp(1.1rem, 2.2vw, 1.4rem);
    margin-bottom: 1em;
    line-height: 1.4;
}

.accent {
    color: var(--accent-color);
    font-weight: 700;
}

.title-slide {
    text-align: center;
}

.title-slide h1, .title-slide h3 {
    text-align: center;
    border: none;
}

.title-slide h1 {
    font-size: clamp(2.8rem, 7vw, 4.5rem);
    margin-bottom: 0.3em;
}

.title-slide h3 {
    font-size: clamp(1.2rem, 3vw, 2rem);
    color: #aaa;
    font-weight: 300;
}

.chapter-title {
    border-bottom: 3px solid var(--accent-color);
    padding-bottom: 12px;
    margin-bottom: 25px;
}

.quote-box {
    background-color: var(--section-bg);
    border-left: 4px solid var(--accent-color);
    border-radius: 6px;
    padding: 16px 18px;
    margin: 20px 0;
    font-style: italic;
}

.stats-highlight {
    text-align: center;
    background-color: var(--highlight-bg);
    border-radius: 8px;
    padding: 15px;
    margin: 20px 0;
    border: 1px solid var(--accent-color);
}

.stats-highlight .accent {
    font-size: 1.2em;
}

@media (max-width: 1200px) {
    .two-column {
        gap: 2.5vw;
        min-height: 35vh;
    }
}

@media (max-width: 1024px) {
    .reveal .slides section {
        padding: 1.2vh 1.8vw;
    }

    .two-column {
        flex-direction: column;
        gap: 2vh;
        min-height: auto;
    }

    .column {
        width: 100%;
    }

    .distro-container {
        gap: 2vw;
    }

    .distro-item {
        width: clamp(90px, 15vw, 120px);
        height: clamp(90px, 15vw, 120px);
    }
}

@media (max-width: 768px) {
    .reveal .slides section {
        padding: 1vh 1.5vw;
    }

    .distro-item {
        width: clamp(80px, 20vw, 110px);
        height: clamp(80px, 20vw, 110px);
    }

    .toc {
        columns: 1;
    }

    .section-box {
        min-height: clamp(60px, 10vh, 100px);
    }
}

@media (max-width: 480px) {
    .distro-item {
        width: clamp(70px, 35vw, 100px);
        height: clamp(70px, 35vw, 100px);
    }

    .distro-container {
        gap: 3vw;
    }
}

@media (max-height: 600px) and (min-width: 800px) {
    .reveal .slides section {
        justify-content: flex-start;
    }

    .two-column {
        min-height: 30vh;
    }

    .section-box {
        min-height: 8vh;
    }
}