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

html {
    scroll-behavior: smooth;
}

body {
    font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI",
        Roboto, Helvetica, Arial, sans-serif;
    color: #172033;
    background: #ffffff;
    line-height: 1.6;
}

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

.container {
    width: min(1120px, calc(100% - 40px));
    margin: 0 auto;
}

/* =========================
NAVIGATION
========================= */

.navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.95);
    border-bottom: 1px solid #e9edf3;
    backdrop-filter: blur(12px);
}

.nav-inner {
    min-height: 76px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 21px;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.brand>span:last-child>span {
    color: #2463eb;
}

.brand-mark {
    width: 38px;
    height: 38px;
    display: grid;
    place-items: center;
    border-radius: 11px;
    background: #2463eb;
    color: white;
    font-weight: 800;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 30px;
    font-size: 14px;
    font-weight: 600;
    color: #596579;
}

.nav-links a:hover {
    color: #2463eb;
}

.nav-button {
    padding: 11px 18px;
    border-radius: 9px;
    background: #172033;
    color: white;
    font-size: 14px;
    font-weight: 700;
}

/* =========================
BUTTONS
========================= */

.primary-button,
.secondary-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 0 21px;
    border-radius: 10px;
    font-weight: 700;
    font-size: 14px;
    transition: 0.2s ease;
}

.primary-button {
    background: #2463eb;
    color: white;
    box-shadow: 0 8px 22px rgba(36, 99, 235, 0.18);
}

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

.secondary-button {
    border: 1px solid #dce2eb;
    background: white;
    color: #172033;
}

.secondary-button:hover {
    border-color: #2463eb;
    color: #2463eb;
}

/* =========================
HERO
========================= */

.hero {
    padding: 90px 0 80px;
    background:
        radial-gradient(circle at 80% 20%, #edf4ff 0, transparent 34%),
        #ffffff;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 0.85fr;
    gap: 75px;
    align-items: center;
}

.eyebrow,
.section-label {
    color: #2463eb;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 1.6px;
}

.hero h1 {
    margin-top: 15px;
    max-width: 650px;
    font-size: clamp(42px, 5vw, 65px);
    line-height: 1.05;
    letter-spacing: -2.5px;
}

.hero h1 span {
    display: block;
    color: #2463eb;
}

.hero-text {
    max-width: 610px;
    margin-top: 25px;
    font-size: 18px;
    color: #637084;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 13px;
    margin-top: 32px;
}

/* =========================
INVENTORY PREVIEW
========================= */

.inventory-preview {
    padding: 25px;
    border: 1px solid #e1e7f0;
    border-radius: 20px;
    background: white;
    box-shadow: 0 25px 70px rgba(23, 32, 51, 0.10);
}

.preview-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.preview-header small {
    font-size: 10px;
    color: #8a95a7;
    font-weight: 800;
    letter-spacing: 1.4px;
}

.preview-header h3 {
    margin-top: 3px;
    font-size: 20px;
}

.status-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #28a745;
}

.stock-summary {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin-top: 22px;
}

.summary-card {
    padding: 13px;
    border-radius: 10px;
    background: #f6f8fb;
}

.summary-card span {
    display: block;
    color: #7a8596;
    font-size: 10px;
}

.summary-card strong {
    display: block;
    margin-top: 2px;
    font-size: 20px;
}

.product-list {
    margin-top: 17px;
}

.product-row {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 15px 0;
    border-bottom: 1px solid #edf0f4;
}

.product-icon {
    width: 38px;
    height: 38px;
    display: grid;
    place-items: center;
    border-radius: 9px;
    background: #edf4ff;
    color: #2463eb;
    font-weight: 800;
}

.product-info {
    flex: 1;
}

.product-info strong {
    display: block;
    font-size: 14px;
}

.product-info span {
    display: block;
    color: #8791a1;
    font-size: 11px;
}

.product-stock {
    text-align: right;
}

.product-stock strong {
    display: block;
    font-size: 15px;
}

.product-stock span {
    display: block;
    color: #8993a4;
    font-size: 10px;
}

.product-stock.low strong,
.product-stock.low span {
    color: #d17a00;
}

/* =========================
INTRO
========================= */

.intro-section {
    padding: 100px 0;
    background: #f8fafc;
}

.narrow {
    max-width: 850px;
    text-align: center;
}

.narrow h2 {
    margin-top: 13px;
    font-size: clamp(32px, 4vw, 46px);
    line-height: 1.15;
    letter-spacing: -1.5px;
}

.narrow p {
    margin: 20px auto 0;
    max-width: 700px;
    color: #697589;
    font-size: 17px;
}

/* =========================
FEATURES
========================= */

.features-section {
    padding: 100px 0;
}

.section-heading {
    max-width: 680px;
}

.section-heading h2 {
    margin-top: 12px;
    font-size: clamp(32px, 4vw, 45px);
    line-height: 1.15;
    letter-spacing: -1.5px;
}

.section-heading p {
    margin-top: 15px;
    color: #697589;
    font-size: 16px;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
    margin-top: 45px;
}

.feature-card {
    padding: 28px;
    border: 1px solid #e5eaf1;
    border-radius: 16px;
    background: white;
    transition: 0.2s ease;
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 15px 40px rgba(23, 32, 51, 0.08);
}

.feature-icon {
    font-size: 27px;
}

.feature-card h3 {
    margin-top: 17px;
    font-size: 19px;
}

.feature-card p {
    margin-top: 9px;
    color: #6c7788;
    font-size: 14px;
}

/* =========================
WORKFLOW
========================= */

.workflow-section {
    padding: 100px 0;
    background: #f8fafc;
}

.workflow-grid {
    display: grid;
    grid-template-columns: 1fr 0.8fr;
    gap: 75px;
    align-items: center;
}

.workflow-content h2 {
    margin-top: 12px;
    font-size: clamp(32px, 4vw, 45px);
    line-height: 1.15;
    letter-spacing: -1.5px;
}

.workflow-content>p {
    margin-top: 18px;
    max-width: 570px;
    color: #697589;
}

.workflow-list {
    margin-top: 30px;
}

.workflow-item {
    display: flex;
    gap: 13px;
    margin-bottom: 22px;
}

.workflow-item>span {
    width: 25px;
    height: 25px;
    flex: 0 0 25px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: #eaf2ff;
    color: #2463eb;
    font-weight: 800;
}

.workflow-item strong {
    font-size: 15px;
}

.workflow-item p {
    margin-top: 2px;
    color: #707b8d;
    font-size: 13px;
}

.workflow-card {
    padding: 27px;
    border: 1px solid #e1e7ef;
    border-radius: 18px;
    background: white;
    box-shadow: 0 20px 50px rgba(23, 32, 51, 0.07);
}

.workflow-card-header {
    display: flex;
    justify-content: space-between;
    color: #7b8798;
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 1px;
}

.activity {
    margin-top: 25px;
}

.activity-line {
    position: relative;
    display: flex;
    gap: 14px;
    padding-bottom: 25px;
}

.activity-line:last-child {
    padding-bottom: 0;
}

.activity-marker {
    width: 11px;
    height: 11px;
    margin-top: 5px;
    border-radius: 50%;
    background: #2463eb;
    flex: 0 0 11px;
}

.activity-line strong {
    display: block;
    font-size: 14px;
}

.activity-line span {
    display: block;
    margin-top: 3px;
    color: #7b8697;
    font-size: 12px;
}

/* =========================
MULTI USER
========================= */

.multiuser-section {
    padding: 90px 0;
}

.multiuser-box {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
    padding: 50px;
    border-radius: 22px;
    background: #172033;
    color: white;
}

.multiuser-box h2 {
    margin-top: 10px;
    max-width: 650px;
    font-size: clamp(28px, 4vw, 40px);
    line-height: 1.15;
}

.multiuser-box p {
    max-width: 650px;
    margin-top: 13px;
    color: #b7c0ce;
}

.multiuser-box .secondary-button {
    flex-shrink: 0;
}

/* =========================
CTA
========================= */

.cta-section {
    padding: 100px 0;
    text-align: center;
    background:
        radial-gradient(circle at center, #edf4ff 0, transparent 45%),
        white;
}

.cta-content h2 {
    margin-top: 12px;
    font-size: clamp(35px, 5vw, 52px);
    line-height: 1.1;
    letter-spacing: -2px;
}

.cta-content p {
    max-width: 620px;
    margin: 18px auto 28px;
    color: #697589;
}

/* =========================
FOOTER
========================= */

.footer {
    padding: 70px 0 0;
    border-top: 1px solid #e6ebf1;
    background: #fbfcfe;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 40px;
}

.footer-brand {
    margin-bottom: 13px;
}

.footer-grid>div:first-child p {
    max-width: 280px;
    color: #7a8596;
    font-size: 13px;
}

.footer-grid h4 {
    margin-bottom: 14px;
    font-size: 13px;
}

.footer-grid a:not(.brand) {
    display: block;
    margin-bottom: 9px;
    color: #707b8c;
    font-size: 13px;
}

.footer-grid a:not(.brand):hover {
    color: #2463eb;
}

.copyright {
    display: flex;
    justify-content: space-between;
    margin-top: 55px;
    padding: 20px 0;
    border-top: 1px solid #e7ebf1;
    color: #8a94a4;
    font-size: 12px;
}

/* =========================
MOBILE
========================= */

@media (max-width: 850px) {

    .nav-links {
        display: none;
    }

    .hero {
        padding: 65px 0;
    }

    .hero-grid,
    .workflow-grid {
        grid-template-columns: 1fr;
        gap: 45px;
    }

    .feature-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }

}

@media (max-width: 560px) {

    .container {
        width: min(100% - 28px, 1120px);
    }

    .nav-inner {
        min-height: 68px;
    }

    .nav-button {
        padding: 9px 13px;
        font-size: 12px;
    }

    .hero h1 {
        font-size: 42px;
        letter-spacing: -1.8px;
    }

    .hero-text {
        font-size: 16px;
    }

    .hero-actions {
        flex-direction: column;
    }

    .hero-actions a {
        width: 100%;
    }

    .stock-summary {
        grid-template-columns: 1fr;
    }

    .feature-grid {
        grid-template-columns: 1fr;
    }

    .intro-section,
    .features-section,
    .workflow-section,
    .multiuser-section,
    .cta-section {
        padding: 70px 0;
    }

    .multiuser-box {
        padding: 30px;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 30px 20px;
    }

    .copyright {
        flex-direction: column;
        gap: 7px;
    }

}