/* Reset & Basics */
html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, u, i, center,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, embed, 
figure, figcaption, footer, header, hgroup, 
menu, nav, output, ruby, section, summary,
time, mark, audio, video {
    margin: 0;
    padding: 0;
    border: 0;
    font-size: 100%;
    font: inherit;
    vertical-align: baseline;
}

body {
    font-family: 'Inter', sans-serif;
    min-height: 100vh;
    background: #f0f0f0; /* Match Three.js background */
    color: #333;
    overflow: hidden;
}

body.impress-supported .fallback-message {
    display: none;
}

/* Common Step Styles */
.step {
    position: relative;
    width: 1000px;
    padding: 40px;
    margin: 20px auto;
    box-sizing: border-box;
    font-size: 40px;
    line-height: 1.5;
    /* Transparent background to let 3D show through */
    background-color: transparent; 
    pointer-events: none; /* Let clicks pass to 3D if needed, but usually we want text select */
}

.step.active {
    pointer-events: auto;
}

/* Clean Typography Slides */
.clean-slide h1 {
    font-size: 100px;
    font-weight: 700;
    letter-spacing: -2px;
    margin-bottom: 20px;
    background: linear-gradient(45deg, #111, #555);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.clean-slide h2 {
    font-size: 60px;
    font-weight: 600;
    margin-bottom: 30px;
}

.clean-slide p {
    font-size: 24px;
    color: #666;
    font-weight: 300;
}

/* Specific Layouts */
.content-left {
    text-align: left;
    max-width: 600px;
}

.tag {
    display: inline-block;
    background: #000;
    color: #fff;
    padding: 10px 20px;
    font-size: 18px;
    border-radius: 50px;
    font-weight: 600;
    margin-top: 20px;
}

/* Card Style */
.content-card, .matrix-card, .pricing-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    padding: 60px;
    border-radius: 30px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.05);
    max-width: 600px;
}

.stat-highlight .number {
    display: block;
    font-size: 80px;
    font-weight: 800;
    color: #d32f2f; /* Alert color */
}

.content-center {
    text-align: center;
}

.content-right {
    text-align: right;
    margin-left: auto;
    max-width: 500px;
}

.stats-list {
    list-style: none;
    margin-top: 20px;
}

.stats-list li {
    font-size: 32px;
    margin-bottom: 15px;
    border-bottom: 1px solid #ddd;
    padding-bottom: 10px;
}

.stats-list strong {
    font-weight: 700;
    color: #000;
}

/* Pricing */
.price {
    font-size: 120px;
    font-weight: 800;
    color: #2e7d32;
    line-height: 1;
}

.price span {
    font-size: 30px;
    color: #999;
}

/* Matrix */
.vs-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
    border-bottom: 1px solid #eee;
    font-size: 24px;
}

.vs-row.highlight {
    background: #f1f8e9;
    padding: 15px;
    border-radius: 10px;
    font-weight: 600;
    color: #2e7d32;
    margin-top: 10px;
}

/* Hero Ask */
.hero-ask {
    text-align: center;
}

.hero-ask h1 {
    font-size: 200px;
    color: #000;
    margin: 0;
    line-height: 1;
}

.hero-ask p {
    font-size: 40px;
    text-transform: uppercase;
    letter-spacing: 5px;
}

.milestones-row {
    margin-top: 40px;
    font-size: 30px;
    color: #555;
    display: flex;
    justify-content: center;
    gap: 30px;
}

/* Impress transition overrides */
.impress-enabled .step {
    transition: opacity 1s;
    opacity: 0.2;
}

.impress-enabled .step.active {
    opacity: 1;
}