@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;600;700&display=swap');

:root {
    --bg-color: #020617;
    --card-bg: #1e293b;
    --text-color: #e2e8f0;
    --primary-color: #2dd4bf;
    --accent-color: #c084fc;
    --success-color: #4ade80;
    --border-color: #334155;
    --shadow-color: rgba(45, 212, 191, 0.1);
    --font-family: 'Poppins', sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.7;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

header {
    text-align: center;
    padding: 6rem 0;
    position: relative;
    background: linear-gradient(180deg, #0f172a 0%, var(--bg-color) 100%);
    overflow: hidden;
}

header::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: radial-gradient(ellipse at top, rgba(45, 212, 191, 0.15), transparent 60%);
    animation: pulse 8s infinite ease-in-out;
}

@keyframes pulse {
    0% { transform: scale(1); opacity: 0.15; }
    50% { transform: scale(1.2); opacity: 0.05; }
    100% { transform: scale(1); opacity: 0.15; }
}


.header-content { position: relative; z-index: 2; }
.logos { display: flex; justify-content: center; align-items: center; gap: 2.5rem; margin-bottom: 2rem; }
.logo { max-height: 45px; opacity: 0.9; }
header h1 { font-size: clamp(2.5rem, 5vw, 3.5rem); font-weight: 700; margin-bottom: 1rem; }
header p { font-size: clamp(1.1rem, 2vw, 1.25rem); color: var(--accent-color); max-width: 600px; margin: 0 auto; }
.intro-meta { margin-top: 1.5rem; font-size: 0.9rem; opacity: 0.6; }

section { padding: 6rem 0; }
.section-title { text-align: center; font-size: clamp(2.2rem, 4vw, 2.8rem); margin-bottom: 4rem; font-weight: 600; }
.section-title span { color: var(--primary-color); }
.section-subtitle { text-align: center; max-width: 700px; margin: -2rem auto 3rem auto; font-size: 1.1rem; opacity: 0.8; }

.comparison-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; }
.comparison-card { padding: 2.5rem; border-radius: 16px; text-align: center; border: 1px solid var(--border-color); }
.comparison-card.before { background-color: #374151; }
.comparison-card.after { background-color: var(--card-bg); border-color: var(--success-color); }
.comparison-card h3 { font-size: 1.8rem; margin-bottom: 0.5rem; }
.comparison-card .period { font-size: 0.9rem; opacity: 0.7; margin-bottom: 2rem; }
.comparison-card .comparison-value { font-size: 2.8rem; font-weight: 700; margin-bottom: 0.25rem; }
.comparison-card.before .comparison-value { color: #9ca3af; }
.comparison-card.after .comparison-value { color: var(--success-color); }
.comparison-card .comparison-label { font-size: 1rem; }

.kpi-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 2rem; }
.kpi-card { background: rgba(30, 41, 59, 0.5); backdrop-filter: blur(10px); padding: 2.5rem 2rem; border-radius: 16px; border: 1px solid var(--border-color); text-align: center; transition: transform 0.3s, background-color 0.3s; }
.kpi-card:hover { transform: translateY(-10px); background-color: var(--card-bg); }
.kpi-card .value { font-size: 3rem; font-weight: 700; color: var(--primary-color); margin-bottom: 0.5rem; }
.kpi-card .value.success { color: var(--success-color); }
.kpi-card .label { font-size: 1rem; }

.screenshot-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; }
.screenshot-card { background: var(--card-bg); border: 1px solid var(--border-color); border-radius: 16px; padding: 2rem; text-align: center; }
.screenshot-card h3 { font-size: 1.5rem; color: var(--accent-color); margin-bottom: 0.5rem; }
.img-container { margin-top: 1.5rem; width: 100%; border-radius: 8px; border: 1px solid var(--border-color); overflow: hidden; }
.img-container img { width: 100%; height: auto; display: block; }

.investment-card { background: linear-gradient(145deg, #1e293b, #0f172a); border-radius: 16px; padding: 3rem; text-align: center; border: 1px solid var(--primary-color); box-shadow: 0 10px 40px var(--shadow-color); }
.investment-card .verdict { font-size: clamp(1.8rem, 3vw, 2.5rem); font-weight: 700; color: var(--primary-color); margin-bottom: 1rem; }
.investment-calculation { font-size: 1.2rem; max-width: 600px; margin: 0 auto; }
.highlight { color: var(--success-color); font-weight: 700; }

.recommendation-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 2rem; }
.recommendation-card { background-color: var(--card-bg); padding: 2.5rem; border-radius: 16px; border: 1px solid var(--border-color); }
.recommendation-card h3 { font-size: 1.4rem; color: var(--accent-color); margin-bottom: 1rem; }

footer { text-align: center; padding: 4rem 2rem; background: var(--bg-color); }
.cta-button { display: inline-block; background: var(--primary-color); color: #020617; padding: 1rem 2.5rem; border-radius: 8px; text-decoration: none; font-weight: 600; transition: transform 0.3s, box-shadow 0.3s; border: none; cursor: pointer; font-size: 1rem; }
.cta-button:hover { transform: scale(1.05); box-shadow: 0 10px 20px var(--shadow-color); }
.footer-logo { margin-bottom: 1rem; font-weight: 600; font-size: 1.2rem; }

.fade-in { opacity: 0; transform: translateY(20px); transition: opacity 0.6s ease-out, transform 0.6s ease-out; }
.fade-in.visible { opacity: 1; transform: translateY(0); }

@media (max-width: 768px) {
    .comparison-grid, .screenshot-grid { grid-template-columns: 1fr; }
    .kpi-grid { grid-template-columns: 1fr 1fr; }
}

@media print {
    body { background-color: #fff; color: #000; font-size: 10pt; }
    :root { --primary-color: #007BFF; --accent-color: #5a67d8; --success-color: #28a745; }
    header, section, footer { padding: 1cm 0; border-bottom: 1px solid #ccc; page-break-after: always; }
    section:last-of-type, footer { page-break-after: avoid; }
    .container { padding: 0 1cm; max-width: 100%; }
    .comparison-card, .kpi-card, .screenshot-card, .investment-card, .recommendation-card { background-color: #f8f9fa !important; border: 1px solid #dee2e6; box-shadow: none; }
    .cta-button, .logos img:first-child, header::before { display: none; }
    .comparison-grid, .screenshot-grid { grid-template-columns: 1fr 1fr; }
}