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

html {
    scroll-behavior: smooth;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    color: #172033;
    background: #ffffff;
    line-height: 1.6;
}

.container {
    width: 90%;
    max-width: 1150px;
    margin: 0 auto;
}

/* Navigation */

header {
    background: #ffffff;
    border-bottom: 1px solid #e9edf3;
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav {
    height: 76px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    font-size: 25px;
    font-weight: 800;
    letter-spacing: -1px;
    color: #172033;
}

.logo span {
    color: #2563eb;
}

nav {
    display: flex;
    gap: 30px;
}

nav a {
    color: #4b5563;
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
}

nav a:hover {
    color: #2563eb;
}

/* Hero */

.hero {
    background: linear-gradient(135deg, #f5f9ff 0%, #eef5ff 100%);
    padding: 100px 0;
}

.hero-content {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 80px;
    align-items: center;
}

.eyebrow {
    color: #2563eb;
    font-size: 13px;
    font-weight: 800;
    letter-spacing: 2px;
    margin-bottom: 15px;
}

h1 {
    font-size: clamp(48px, 6vw, 76px);
    line-height: 1.05;
    letter-spacing: -3px;
    margin-bottom: 25px;
}

h1 span {
    color: #2563eb;
}

.hero-text {
    color: #5b6575;
    font-size: 19px;
    max-width: 620px;
    margin-bottom: 35px;
}

.buttons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.button {
    display: inline-block;
    padding: 14px 24px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 700;
    transition: 0.2s;
}

.button.primary {
    background: #2563eb;
    color: white;
}

.button.primary:hover {
    background: #1d4ed8;
    transform: translateY(-2px);
}

.button.secondary {
    background: white;
    color: #2563eb;
    border: 1px solid #cbd5e1;
}

.button.secondary:hover {
    border-color: #2563eb;
}

/* Hero Card */

.hero-card {
    background: white;
    border-radius: 20px;
    padding: 45px 35px;
    text-align: center;
    box-shadow: 0 20px 50px rgba(37, 99, 235, 0.12);
    border: 1px solid #e5eaf2;
}

.phone-icon {
    font-size: 55px;
    color: #2563eb;
    margin-bottom: 15px;
}

.hero-card h3 {
    font-size: 24px;
    margin-bottom: 10px;
}

.hero-card p {
    color: #64748b;
    font-size: 16px;
    margin-bottom: 25px;
}

.status {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: #eff6ff;
    color: #2563eb;
    padding: 9px 15px;
    border-radius: 30px;
    font-size: 13px;
    font-weight: 700;
}

.status span {
    width: 9px;
    height: 9px;
    background: #22c55e;
    border-radius: 50%;
}

/* Sections */

.section {
    padding: 100px 0;
}

.section h2,
.demo-section h2 {
    font-size: 42px;
    line-height: 1.15;
    letter-spacing: -1.5px;
    margin-bottom: 50px;
}

/* Feature Cards */

.cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.card {
    padding: 35px;
    border: 1px solid #e5e7eb;
    border-radius: 14px;
    background: white;
}

.icon {
    font-size: 30px;
    color: #2563eb;
    margin-bottom: 20px;
}

.card h3 {
    font-size: 21px;
    margin-bottom: 10px;
}

.card p {
    color: #64748b;
}

/* Dark Section */

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

.dark-section .eyebrow {
    color: #60a5fa;
}

.steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.step {
    border-top: 1px solid #374151;
    padding-top: 25px;
}

.number {
    font-size: 18px;
    font-weight: 800;
    color: #60a5fa;
    margin-bottom: 15px;
}

.step h3 {
    font-size: 21px;
    margin-bottom: 10px;
}

.step p {
    color: #9ca3af;
}

/* Industries */

.industries {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
}

.industries div {
    padding: 22px;
    background: #f8fafc;
    border: 1px solid #e5e7eb;
    border-radius: 10px;
    font-weight: 700;
}

/* Demo */

.demo-section {
    padding: 100px 0;
    background: #eff6ff;
    text-align: center;
}

.demo-box {
    max-width: 750px;
}

.demo-section p {
    color: #64748b;
    font-size: 18px;
    margin-bottom: 30px;
}

/* Contact */

.contact {
    text-align: center;
}

.contact p {
    color: #64748b;
    font-size: 18px;
    margin-bottom: 30px;
}

/* Footer */

footer {
    background: #0f172a;
    color: #94a3b8;
    padding: 45px 0;
    text-align: center;
}

footer .logo {
    color: white;
    margin-bottom: 10px;
}

footer .logo span {
    color: #60a5fa;
}

footer p {
    margin-top: 5px;
    font-size: 14px;
}

/* Mobile */

@media (max-width: 800px) {

    nav {
        display: none;
    }

    .hero {
        padding: 70px 0;
    }

    .hero-content {
        grid-template-columns: 1fr;
        gap: 50px;
    }

    h1 {
        letter-spacing: -2px;
    }

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

    .section,
    .demo-section {
        padding: 70px 0;
    }

    .section h2,
    .demo-section h2 {
        font-size: 34px;
    }
}