* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    background: #f6f7f9;
    color: #18202a;
    line-height: 1.65;
}

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

img {
    max-width: 100%;
}

.container {
    width: min(1120px, 92%);
    margin: 0 auto;
}

.narrow {
    max-width: 850px;
}

/* Header */

.site-header {
    background: #111827;
    color: #ffffff;
    position: sticky;
    top: 0;
    z-index: 20;
}

.header-content {
    min-height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 25px;
}

.logo {
    font-size: 21px;
    font-weight: 800;
    white-space: nowrap;
}

nav {
    display: flex;
    align-items: center;
    gap: 24px;
}

nav a {
    color: #d1d5db;
    font-weight: 600;
    font-size: 15px;
}

nav a:hover {
    color: #ffffff;
}

/* Hero */

.hero {
    padding: 105px 0;
    background:
        radial-gradient(circle at 20% 20%, rgba(255,255,255,0.08), transparent 35%),
        linear-gradient(135deg, #111827 0%, #273449 100%);
    color: #ffffff;
}

.hero-badge {
    display: inline-block;
    background: rgba(255,255,255,0.12);
    padding: 8px 15px;
    border-radius: 999px;
    font-size: 14px;
    font-weight: 700;
}

.hero h1 {
    max-width: 850px;
    font-size: clamp(44px, 7vw, 78px);
    line-height: 1.02;
    margin: 20px 0;
    letter-spacing: -2px;
}

.hero p {
    max-width: 760px;
    color: #d1d5db;
    font-size: 20px;
    margin-bottom: 34px;
}

.hero-buttons {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}

/* Buttons */

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: #ffffff;
    color: #111827;
    padding: 13px 21px;
    border-radius: 9px;
    font-weight: 800;
    transition: 0.2s ease;
}

.button:hover {
    transform: translateY(-2px);
}

.button.secondary {
    background: transparent;
    color: #ffffff;
    border: 1px solid rgba(255,255,255,0.3);
}

.light-button {
    background: #ffffff;
    color: #111827;
}

/* Sections */

.section {
    padding: 85px 0;
}

.section-alt {
    background: #edf0f4;
}

.section-dark {
    background: #111827;
    color: #ffffff;
}

.section-heading {
    max-width: 760px;
    margin-bottom: 42px;
}

.section-heading.left {
    margin-top: 70px;
}

.section-heading h2 {
    font-size: clamp(32px, 4vw, 46px);
    line-height: 1.1;
    margin: 8px 0 15px;
    letter-spacing: -1px;
}

.section-heading p {
    color: #59636f;
    font-size: 18px;
}

.eyebrow {
    color: #667085;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 1.6px;
}

/* Cards */

.cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.card {
    background: #ffffff;
    padding: 31px;
    border-radius: 16px;
    box-shadow: 0 8px 35px rgba(17,24,39,0.07);
}

.card-icon {
    font-size: 37px;
    margin-bottom: 12px;
}

.card h3 {
    margin: 0 0 8px;
    font-size: 22px;
}

.card p {
    color: #667085;
    margin: 0;
}

/* Steps */

.steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
}

.step {
    background: #ffffff;
    padding: 25px;
    border-radius: 15px;
    color: #18202a;
}

.step-number {
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #111827;
    color: #ffffff;
    border-radius: 50%;
    font-weight: 800;
}

.step h3 {
    margin: 18px 0 6px;
}

.step p {
    color: #667085;
    margin: 0;
}

/* Categories */

.category-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

.category-card {
    background: #ffffff;
    border: 1px solid #e5e7eb;
    padding: 23px;
    border-radius: 14px;
    display: flex;
    flex-direction: column;
    gap: 5px;
    transition: 0.2s ease;
}

.category-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(17,24,39,0.08);
}

.category-card span {
    font-size: 31px;
}

.category-card strong {
    font-size: 18px;
}

.category-card small {
    color: #667085;
}

/* CTA */

.cta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 40px;
}

.cta h2 {
    font-size: 40px;
    line-height: 1.1;
    margin: 10px 0;
}

.cta p {
    max-width: 680px;
    color: #c5cad2;
}

/* Page Header */

.page-header {
    background: #111827;
    color: #ffffff;
    padding: 75px 0;
}

.page-header h1 {
    font-size: clamp(40px, 6vw, 60px);
    line-height: 1;
    margin: 13px 0;
    letter-spacing: -1px;
}

.page-header p {
    max-width: 760px;
    color: #cbd0d8;
    font-size: 18px;
}

/* Notices */

.notice {
    background: #ffffff;
    border: 1px solid #e1e5ea;
    border-left: 5px solid #111827;
    padding: 23px 25px;
    border-radius: 10px;
}

.notice strong {
    font-size: 18px;
}

.notice p {
    margin: 8px 0 0;
    color: #667085;
}

/* Deal Card */

.deal-card {
    background: #ffffff;
    border-radius: 16px;
    padding: 28px;
    box-shadow: 0 10px 35px rgba(17,24,39,0.08);
    max-width: 850px;
}

.demo-card {
    opacity: 0.96;
}

.demo-label {
    display: inline-block;
    background: #eef0f3;
    color: #555f6d;
    padding: 6px 10px;
    border-radius: 6px;
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 0.8px;
}

.deal-category {
    margin-top: 20px;
    color: #667085;
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
}

.deal-card h3 {
    font-size: 28px;
    margin: 7px 0 25px;
}

.price-row {
    display: flex;
    justify-content: space-between;
    align-items: end;
    gap: 25px;
    border-bottom: 1px solid #e5e7eb;
    padding-bottom: 23px;
}

.price-label {
    display: block;
    color: #667085;
    font-size: 13px;
}

.main-price {
    font-size: 38px;
    font-weight: 900;
}

.score {
    text-align: right;
}

.score span {
    display: block;
    color: #667085;
    font-size: 13px;
}

.score strong {
    font-size: 20px;
}

.deal-details {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    padding: 23px 0;
}

.deal-details div {
    background: #f6f7f9;
    padding: 15px;
    border-radius: 9px;
}

.deal-details span {
    display: block;
    color: #667085;
    font-size: 12px;
    margin-bottom: 3px;
}

.deal-details strong {
    font-size: 16px;
}

.deal-history {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    padding: 15px 0;
}

.deal-history span {
    padding: 7px 10px;
    background: #f2f5f3;
    border-radius: 6px;
    font-size: 13px;
}

.deal-footer {
    border-top: 1px solid #e5e7eb;
    margin-top: 12px;
    padding-top: 18px;
    display: flex;
    justify-content: space-between;
    gap: 15px;
    color: #667085;
    font-size: 13px;
}

.not-live {
    font-weight: 800;
}

/* Content */

.content {
    max-width: 800px;
}

.content h2 {
    font-size: 30px;
    margin-top: 48px;
}

.content h2:first-child {
    margin-top: 0;
}

.content p {
    color: #505a67;
}

/* Contact */

.contact-card {
    background: #ffffff;
    padding: 35px;
    border-radius: 16px;
    box-shadow: 0 10px 35px rgba(17,24,39,0.07);
}

.contact-card h2 {
    margin-top: 0;
    font-size: 30px;
}

.contact-placeholder {
    background: #f6f7f9;
    padding: 18px;
    border-radius: 10px;
    margin-top: 17px;
}

.contact-placeholder p {
    color: #667085;
    margin-bottom: 0;
}

/* Footer */

.site-footer {
    background: #0b1220;
    color: #b7bec9;
    margin-top: 0;
}

.footer-grid {
    padding: 55px 0;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 45px;
}

.footer-logo {
    color: #ffffff;
    font-weight: 800;
    font-size: 20px;
    margin-bottom: 10px;
}

.footer-grid p {
    max-width: 370px;
    color: #8f98a6;
}

.footer-grid h4 {
    color: #ffffff;
    margin-top: 0;
}

.footer-grid a {
    display: block;
    margin: 8px 0;
    color: #9ba4b1;
}

.footer-grid a:hover {
    color: #ffffff;
}

.footer-bottom {
    border-top: 1px solid #202938;
    padding: 20px 0;
}

.footer-bottom p {
    margin: 0;
    color: #7e8795;
    font-size: 13px;
}

/* Responsive */

@media (max-width: 850px) {

    .header-content {
        padding: 15px 0;
        flex-direction: column;
    }

    nav {
        flex-wrap: wrap;
        justify-content: center;
        gap: 14px;
    }

    .hero {
        padding: 75px 0;
    }

    .cards,
    .steps,
    .category-grid {
        grid-template-columns: 1fr;
    }

    .cta {
        flex-direction: column;
        align-items: flex-start;
    }

    .deal-details {
        grid-template-columns: 1fr;
    }

    .price-row {
        flex-direction: column;
        align-items: flex-start;
    }

    .score {
        text-align: left;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }
}