:root {
    --primary: #0f172a;
    --secondary: #111827;
    --accent: #0f766e;
    --accent-light: #14b8a6;
    --text: #111827;
    --muted: #6b7280;
    --light: #f7f8fa;
    --white: #ffffff;
    --border: #e5e7eb;
    --radius: 18px;
    --shadow: 0 20px 60px rgba(15, 23, 42, 0.12);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: "Inter", sans-serif;
    background: var(--white);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
}

.container {
    width: min(1180px, 92%);
    margin: 0 auto;
}

.section {
    padding: 110px 0;
}

.section-light {
    background: var(--light);
}

.section-dark {
    background: var(--primary);
    color: var(--white);
}

.section-title {
    max-width: 760px;
    margin-bottom: 55px;
}

.section-title.center {
    text-align: center;
    margin-left: auto;
    margin-right: auto;
}

.section-title span {
    display: inline-block;
    color: var(--accent);
    font-weight: 700;
    margin-bottom: 12px;
    text-transform: uppercase;
    font-size: 13px;
    letter-spacing: 1px;
}

.section-title h2 {
    font-size: clamp(32px, 5vw, 56px);
    line-height: 1.08;
    letter-spacing: -1.5px;
    margin-bottom: 18px;
}

.section-title p {
    color: var(--muted);
    font-size: 18px;
}

.section-dark .section-title p {
    color: #cbd5e1;
}