:root {
    --primary: #2563eb;
    --dark: #0f172a;
    --light: #f8fafc;
    --accent: #38bdf8;
    --text: #334155;
}

body {
    margin: 0;
    padding: 0;
    font-family: 'Inter', -apple-system, sans-serif;
    background-color: var(--dark);
    color: var(--light);
    overflow: hidden;
}

.slides-container {
    width: 100vw;
    height: 100vh;
    display: flex;
    transition: transform 0.5s ease-in-out;
}

.slide {
    min-width: 100vw;
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 40px;
    box-sizing: border-box;
    text-align: center;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
}

.content {
    max-width: 900px;
}

h1 {
    font-size: 4rem;
    margin-bottom: 1rem;
    background: linear-gradient(to right, var(--accent), #fff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

h2 {
    font-size: 3rem;
    color: var(--accent);
    margin-bottom: 2rem;
}

h3 {
    font-size: 1.5rem;
    font-weight: 400;
    color: #94a3b8;
}

ul, ol {
    text-align: left;
    font-size: 1.25rem;
    line-height: 1.8;
    margin-top: 20px;
}

li {
    margin-bottom: 15px;
}

.grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 30px;
}

.card {
    background: rgba(255, 255, 255, 0.05);
    padding: 20px;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: transform 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.08);
}

.card h3 {
    color: var(--accent);
    margin-bottom: 10px;
}

.diagram {
    display: flex;
    align-items: center;
    gap: 20px;
    margin: 40px 0;
}

.box {
    padding: 20px;
    border: 2px solid var(--accent);
    border-radius: 8px;
    font-weight: bold;
}

.arrow {
    color: var(--accent);
}

.demo-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
    text-align: left;
}

.code-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    width: 100%;
    margin-top: 20px;
}

.code-block {
    background: #000;
    padding: 20px;
    border-radius: 10px;
    text-align: left;
    border: 1px solid var(--accent);
}

.code-block pre {
    margin: 0;
    color: #38bdf8;
    font-family: 'Fira Code', monospace;
    font-size: 0.9rem;
    overflow-x: auto;
}

.code-block p {
    margin-top: 15px;
    font-size: 0.9rem;
    color: #94a3b8;
}

.full-width {
    grid-column: 1 / -1;
}

.comparison-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    width: 100%;
    max-width: 1000px;
}

.comp-card {
    background: rgba(255, 255, 255, 0.03);
    padding: 30px;
    border-radius: 15px;
    text-align: left;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.highlight-card {
    background: rgba(37, 99, 235, 0.1);
    border: 2px solid var(--accent);
    box-shadow: 0 0 30px rgba(56, 189, 248, 0.2);
}

.comp-card h3 {
    margin-top: 0;
    color: var(--accent);
}

.comp-card ul {
    font-size: 1.1rem;
    padding-left: 20px;
}

.flow-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    margin: 40px 0;
    width: 100%;
}

.flow-step {
    background: rgba(255, 255, 255, 0.05);
    padding: 20px;
    border-radius: 15px;
    border: 1px solid var(--accent);
    flex: 1;
    max-width: 250px;
}

.step-icon {
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.step-text {
    font-size: 0.9rem;
    line-height: 1.4;
}

.flow-arrow {
    font-size: 2rem;
    color: var(--accent);
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    width: 100%;
    margin-top: 20px;
}

.info-box {
    background: rgba(37, 99, 235, 0.1);
    padding: 20px;
    border-radius: 12px;
    text-align: left;
    border-bottom: 3px solid var(--accent);
}

.info-box h4 {
    margin-top: 0;
    color: var(--accent);
    font-size: 1.1rem;
}

.info-box p {
    font-size: 0.85rem;
    margin-bottom: 0;
    color: #cbd5e1;
}

.item {
    background: rgba(56, 189, 248, 0.1);
    padding: 15px 25px;
    border-radius: 50px;
    font-size: 1.2rem;
    border-left: 5px solid var(--accent);
}

.highlight {
    background: rgba(37, 99, 235, 0.1);
    padding: 40px;
    border-radius: 20px;
    border: 2px dashed var(--accent);
}

.controls {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 20px;
    background: rgba(0, 0, 0, 0.5);
    padding: 10px 20px;
    border-radius: 30px;
    backdrop-filter: blur(10px);
}

button {
    background: var(--primary);
    color: white;
    border: none;
    padding: 8px 20px;
    border-radius: 20px;
    cursor: pointer;
    font-weight: bold;
    transition: opacity 0.3s;
}

button:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

#slideNum {
    font-weight: bold;
    min-width: 60px;
    text-align: center;
}

.footer {
    margin-top: 50px;
    font-size: 0.9rem;
    color: #64748b;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {transform: translateY(0);}
    40% {transform: translateY(-10px);}
    60% {transform: translateY(-5px);}
}