:root {
    --bg: #f6f7fb;
    --text: #111827;
    --muted: #5b6475;
    --orange: #ff7a00;
    --orange-dark: #e56700;
    --dark: #111318;
    --white: #ffffff;
    --border: #e6e8ee;
    --shadow: 0 18px 45px rgba(17, 24, 39, .12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
}

.container {
    width: min(1120px, calc(100% - 32px));
    margin: 0 auto;
}

.hero {
    min-height: 720px;
    background:
        radial-gradient(circle at top right, rgba(255,122,0,.18), transparent 32%),
        linear-gradient(135deg, #ffffff 0%, #f3f4f8 55%, #eceff5 100%);
    overflow: hidden;
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px 0;
}
.logo {
    font-weight: 900;
    font-size: 22px;
    letter-spacing: -.5px;
}
.logo span { color: var(--orange); }
.nav-btn {
    color: var(--text);
    text-decoration: none;
    font-weight: 700;
    padding: 10px 18px;
    border: 1px solid var(--border);
    border-radius: 999px;
    background: var(--white);
}

.hero-content {
    display: grid;
    grid-template-columns: 1.2fr .8fr;
    gap: 44px;
    align-items: center;
    padding: 80px 0 120px;
}
.eyebrow {
    color: var(--orange);
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: .08em;
    font-size: 13px;
    margin: 0 0 12px;
}
h1, h2, h3 { line-height: 1.12; margin: 0; }
h1 {
    font-size: clamp(38px, 6vw, 72px);
    letter-spacing: -2.2px;
    max-width: 850px;
}
h2 {
    font-size: clamp(30px, 4vw, 46px);
    letter-spacing: -1.3px;
}
h3 { font-size: 22px; margin-top: 18px; }
.lead {
    font-size: 20px;
    color: var(--muted);
    max-width: 720px;
    margin: 24px 0 32px;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 14px;
    padding: 15px 22px;
    text-decoration: none;
    font-weight: 900;
    border: 0;
    cursor: pointer;
    transition: transform .15s ease, box-shadow .15s ease;
}
.btn:hover { transform: translateY(-2px); }
.primary {
    background: var(--orange);
    color: var(--white);
    box-shadow: 0 12px 28px rgba(255, 122, 0, .28);
}
.primary:hover { background: var(--orange-dark); }
.secondary {
    background: var(--white);
    color: var(--text);
    border: 1px solid var(--border);
}
.full { width: 100%; font-size: 16px; }

.hero-card {
    background: var(--dark);
    color: var(--white);
    border-radius: 28px;
    padding: 34px;
    box-shadow: var(--shadow);
    transform: rotate(1deg);
}
.price {
    font-size: 64px;
    line-height: 1;
    font-weight: 900;
    color: var(--orange);
}
.price span {
    display: block;
    color: var(--white);
    font-size: 22px;
    margin-top: 8px;
}
.hero-card ul {
    margin: 24px 0 0;
    padding-left: 20px;
}
.hero-card li { margin: 10px 0; }

.section { padding: 84px 0; }
.section-title { max-width: 760px; margin-bottom: 36px; }
.grid { display: grid; gap: 22px; }
.cards { grid-template-columns: repeat(3, 1fr); }
.card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 28px;
    box-shadow: 0 8px 25px rgba(17, 24, 39, .06);
}
.card p { color: var(--muted); margin-bottom: 0; }
.icon { font-size: 42px; }

.light { background: var(--white); }
.pricing {
    display: grid;
    grid-template-columns: 1.1fr .9fr;
    gap: 32px;
    align-items: center;
}
.muted { color: var(--muted); font-size: 18px; }
.price-box {
    border-radius: 28px;
    background: linear-gradient(135deg, var(--orange), #ff9b35);
    color: var(--white);
    padding: 36px;
    box-shadow: var(--shadow);
}
.price-box strong { font-size: 68px; line-height: 1; }
.price-box span { font-size: 24px; font-weight: 800; }

.features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
}
.features div {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 18px;
    padding: 20px;
}
.features strong { display: block; font-size: 19px; margin-bottom: 6px; }
.features span { color: var(--muted); }

.dark {
    background: var(--dark);
    color: var(--white);
}
.contact-wrap {
    display: grid;
    grid-template-columns: .9fr 1.1fr;
    gap: 46px;
    align-items: start;
}
.hint {
    background: rgba(255,255,255,.08);
    border: 1px solid rgba(255,255,255,.12);
    padding: 16px;
    border-radius: 16px;
}
.contact-form {
    background: var(--white);
    color: var(--text);
    border-radius: 24px;
    padding: 26px;
    box-shadow: var(--shadow);
}
label {
    display: block;
    font-weight: 800;
    margin-bottom: 14px;
}
input, textarea {
    width: 100%;
    display: block;
    margin-top: 7px;
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 14px 15px;
    font: inherit;
    outline: none;
    background: #fbfcff;
}
input:focus, textarea:focus {
    border-color: var(--orange);
    box-shadow: 0 0 0 4px rgba(255,122,0,.12);
}
.success, .error {
    padding: 14px;
    border-radius: 14px;
    font-weight: 800;
    margin-bottom: 16px;
}
.success { background: #e9fbef; color: #176936; }
.error { background: #fff0ef; color: #a32720; }

.footer {
    background: #08090c;
    color: rgba(255,255,255,.7);
    padding: 24px 0;
    text-align: center;
}

@media (max-width: 840px) {
    .hero { min-height: auto; }
    .hero-content, .pricing, .contact-wrap { grid-template-columns: 1fr; }
    .hero-content { padding: 42px 0 72px; }
    .hero-card { transform: none; }
    .cards, .features { grid-template-columns: 1fr; }
    .nav { gap: 16px; }
    .nav-btn { display: none; }
    .section { padding: 58px 0; }
    .price, .price-box strong { font-size: 54px; }
}