/* =========================================
   RESET
========================================= */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family:
        Inter,
        ui-sans-serif,
        system-ui,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;

    line-height: 1.6;
    background: #ffffff;
    color: #111111;
}

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

button {
    font: inherit;
}

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


/* =========================================
   GLOBAL
========================================= */

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

.section {
    padding: 110px 0;
}

.eyebrow {
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.16em;
    margin-bottom: 20px;
}

.section-heading {
    max-width: 760px;
    margin-bottom: 60px;
}

.section-heading h2 {
    font-size: clamp(2rem, 4vw, 3.6rem);
    line-height: 1.08;
    letter-spacing: -0.04em;
    margin-bottom: 24px;
}

.section-heading p {
    font-size: 1.08rem;
    color: #5d5d5d;
    max-width: 680px;
}

.section-heading-light p {
    color: #b7b7b7;
}


/* =========================================
   HEADER
========================================= */

.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.94);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid #eeeeee;
}

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

.logo {
    font-size: 1.1rem;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.navigation {
    display: flex;
    align-items: center;
    gap: 28px;
}

.navigation a {
    font-size: 0.92rem;
    font-weight: 600;
    color: #444444;
}

.navigation a:hover {
    color: #000000;
}

.nav-cta {
    padding: 11px 18px;
    border-radius: 999px;
    background: #111111;
    color: #ffffff !important;
}

.mobile-menu-button {
    display: none;
    border: none;
    background: transparent;
    cursor: pointer;
    font-size: 1.5rem;
}

.mobile-navigation {
    display: none;
}


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

.hero {
    padding: 100px 0 110px;
    background:
        radial-gradient(
            circle at 80% 20%,
            #eeeeee 0,
            transparent 32%
        ),
        #ffffff;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 70px;
    align-items: center;
}

.hero-content h1 {
    font-size: clamp(3rem, 6vw, 5.8rem);
    line-height: 0.98;
    letter-spacing: -0.065em;
    max-width: 850px;
    margin-bottom: 30px;
}

.hero-text {
    max-width: 690px;
    color: #555555;
    font-size: 1.16rem;
    line-height: 1.8;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 34px;
}

.hero-note {
    margin-top: 18px;
    font-size: 0.86rem;
    color: #777777;
}


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

.button {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    min-height: 50px;
    padding: 0 23px;
    border-radius: 999px;
    font-size: 0.94rem;
    font-weight: 750;
    transition:
        transform 0.2s ease,
        background 0.2s ease,
        color 0.2s ease;
}

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

.button-primary {
    background: #111111;
    color: #ffffff;
}

.button-primary:hover {
    background: #2a2a2a;
}

.button-secondary {
    border: 1px solid #d6d6d6;
    background: #ffffff;
    color: #111111;
}

.button-light {
    background: #ffffff;
    color: #111111;
}

.button-outline-light {
    border: 1px solid rgba(255, 255, 255, 0.4);
    color: #ffffff;
}


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

.hero-card {
    background: #111111;
    color: #ffffff;
    padding: 38px;
    border-radius: 24px;
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.12);
}

.card-label {
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.16em;
    color: #aaaaaa;
    margin-bottom: 28px;
}

.system-item {
    display: grid;
    grid-template-columns: 48px 1fr;
    gap: 15px;
    padding: 22px 0;
    border-top: 1px solid #333333;
}

.system-number {
    font-size: 0.8rem;
    font-weight: 800;
    color: #999999;
}

.system-item strong {
    font-size: 1.05rem;
}

.system-item p {
    margin-top: 6px;
    color: #aaaaaa;
    font-size: 0.9rem;
}


/* =========================================
   TRUST STRIP
========================================= */

.trust-strip {
    background: #f4f4f4;
    border-top: 1px solid #eeeeee;
    border-bottom: 1px solid #eeeeee;
}

.trust-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
}

.trust-grid > div {
    padding: 28px 24px;
    border-right: 1px solid #dddddd;
}

.trust-grid > div:last-child {
    border-right: none;
}

.trust-grid strong,
.trust-grid span {
    display: block;
}

.trust-grid strong {
    margin-bottom: 4px;
}

.trust-grid span {
    color: #777777;
    font-size: 0.9rem;
}


/* =========================================
   SERVICES
========================================= */

.service-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}

.service-card {
    border: 1px solid #e4e4e4;
    border-radius: 20px;
    padding: 32px;
    transition:
        transform 0.2s ease,
        box-shadow 0.2s ease;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.07);
}

.service-icon {
    font-size: 0.78rem;
    font-weight: 800;
    margin-bottom: 35px;
    color: #777777;
}

.service-card h3 {
    font-size: 1.45rem;
    margin-bottom: 12px;
    letter-spacing: -0.025em;
}

.service-card > p {
    color: #666666;
    margin-bottom: 25px;
}

.service-card ul {
    list-style: none;
}

.service-card li {
    padding: 8px 0;
    border-top: 1px solid #eeeeee;
    font-size: 0.9rem;
    color: #444444;
}


/* =========================================
   DARK SECTION
========================================= */

.section-dark {
    background: #111111;
    color: #ffffff;
}

.process-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
}

.process-step {
    padding: 28px;
    border-top: 1px solid #444444;
    border-right: 1px solid #333333;
}

.process-step:last-child {
    border-right: none;
}

.process-step > span {
    display: block;
    font-size: 0.75rem;
    font-weight: 800;
    color: #888888;
    margin-bottom: 45px;
}

.process-step h3 {
    margin-bottom: 12px;
    font-size: 1.3rem;
}

.process-step p {
    color: #aaaaaa;
    font-size: 0.92rem;
}


/* =========================================
   ABOUT
========================================= */

.about-grid {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: 100px;
}

.about-grid h2 {
    font-size: clamp(2.2rem, 4vw, 4rem);
    line-height: 1.05;
    letter-spacing: -0.05em;
}

.about-content {
    max-width: 650px;
}

.about-content p {
    font-size: 1.08rem;
    color: #555555;
    margin-bottom: 24px;
}


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

.cta-section {
    background: #111111;
    color: #ffffff;
    padding: 90px 0;
}

.cta-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 50px;
}

.cta-container h2 {
    font-size: clamp(2.2rem, 4vw, 4rem);
    line-height: 1.05;
    letter-spacing: -0.05em;
    max-width: 700px;
    margin-bottom: 18px;
}

.cta-container p {
    color: #aaaaaa;
    max-width: 650px;
}

.cta-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    flex-shrink: 0;
}


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

.footer {
    background: #090909;
    color: #ffffff;
    padding: 45px 0 25px;
}

.footer-container {
    display: flex;
    justify-content: space-between;
    gap: 40px;
}

.footer strong {
    font-size: 1.05rem;
}

.footer p {
    margin-top: 8px;
    color: #888888;
    font-size: 0.86rem;
}

.footer-links {
    display: flex;
    gap: 22px;
}

.footer-links a {
    color: #aaaaaa;
    font-size: 0.88rem;
}

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

.copyright {
    border-top: 1px solid #242424;
    margin-top: 35px;
    padding-top: 20px;
    color: #666666;
    font-size: 0.78rem;
}


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

@media (max-width: 900px) {

    .navigation {
        display: none;
    }

    .mobile-menu-button {
        display: block;
    }

    .mobile-navigation {
        padding: 15px 20px 25px;
        border-top: 1px solid #eeeeee;
    }

    .mobile-navigation.open {
        display: flex;
        flex-direction: column;
        gap: 18px;
    }

    .mobile-navigation a {
        font-weight: 650;
    }

    .hero-grid,
    .about-grid {
        grid-template-columns: 1fr;
    }

    .hero {
        padding-top: 70px;
    }

    .hero-grid {
        gap: 50px;
    }

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

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

    .process-step {
        border-bottom: 1px solid #333333;
    }

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

    .trust-grid > div {
        border-right: none;
        border-bottom: 1px solid #dddddd;
    }

    .trust-grid > div:last-child {
        border-bottom: none;
    }

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

    .footer-container {
        flex-direction: column;
    }
}


@media (max-width: 600px) {

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

    .section {
        padding: 75px 0;
    }

    .hero {
        padding: 55px 0 75px;
    }

    .hero-content h1 {
        font-size: clamp(2.8rem, 14vw, 4rem);
    }

    .hero-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .button {
        width: 100%;
    }

    .hero-card {
        padding: 26px;
    }

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

    .about-grid {
        gap: 45px;
    }

    .cta-actions {
        width: 100%;
        flex-direction: column;
    }

    .footer-links {
        flex-direction: column;
        gap: 10px;
    }
}