:root {
    --brand-ink: #102f3a;
    --brand-teal: #237f82;
    --brand-gold: #d2a24b;
    --brand-paper: #f6f3ec;
    --brand-white: #ffffff;
}

html {
    scroll-behavior: smooth;
}

body {
    color: #34464d;
}

/* Dual-company masthead */

#header {
    padding-top: 2.35em;
    background-color: var(--brand-paper);
    background-image: linear-gradient(90deg, rgba(35, 127, 130, 0.12), rgba(210, 162, 75, 0.13));
    background-size: 100% 0.4em;
    background-repeat: no-repeat;
}

#header h1 {
    padding-bottom: 2.15em;
}

#header h1 a#logo {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.25em 0.55em;
    color: var(--brand-ink);
    font-size: 1.4em;
    letter-spacing: -0.02em;
}

.brand-name {
    font-weight: 600;
    line-height: 1;
}

.brand-name-primary {
    color: var(--brand-ink);
}

.brand-name-secondary {
    color: var(--brand-teal);
}

.brand-connector {
    display: inline-flex;
    width: 1.65em;
    height: 1.65em;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--brand-teal), var(--brand-gold));
    color: var(--brand-white);
    font-size: 0.58em;
    font-weight: 600;
    box-shadow: 0 0.3em 0.8em rgba(16, 47, 58, 0.18);
}

.brand-tagline {
    flex-basis: 100%;
    color: #6a777b;
    font-size: 0.35em;
    font-weight: 400;
    letter-spacing: 0.13em;
    line-height: 1.4;
    text-transform: uppercase;
}

#nav {
    background-color: var(--brand-ink);
    background-image: none;
}

#nav:after {
    height: 0.35em;
    background: linear-gradient(90deg, var(--brand-teal) 0 48%, var(--brand-gold) 52% 100%);
}

#nav > ul > li.current:before {
    background-color: var(--brand-gold);
    background-image: none;
}

#multilingual .dropbtn {
    height: auto;
    min-width: 0;
    border: 0;
    background: transparent;
    box-shadow: none;
    color: inherit;
    line-height: inherit;
}

/* Homepage hero */

#banner {
    height: 38em;
    overflow: hidden;
    isolation: isolate;
    background-position: center;
}

#banner:before {
    position: absolute;
    z-index: -1;
    inset: 0;
    content: '';
    background:
        radial-gradient(circle at 76% 26%, rgba(210, 162, 75, 0.27), transparent 28%),
        linear-gradient(90deg, rgba(7, 31, 39, 0.9) 0%, rgba(11, 44, 52, 0.72) 52%, rgba(19, 77, 77, 0.28) 100%);
}

#banner .hero-inner {
    display: flex;
    width: min(1200px, calc(100% - 5em));
    height: 100%;
    align-items: center;
    margin: 0 auto;
}

#banner .hero-inner header {
    position: relative;
    bottom: auto;
    left: auto;
    width: min(43em, 66%);
    padding: 2.8em 3em;
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 1.1em;
    background: rgba(9, 31, 39, 0.72);
    box-shadow: 0 1.4em 3.4em rgba(0, 0, 0, 0.24);
    color: var(--brand-white);
    text-align: left;
    backdrop-filter: blur(10px);
}

#banner .hero-eyebrow {
    margin: 0 0 0.85em;
    color: #f2c974;
    font-size: 0.78em;
    font-weight: 600;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

#banner .hero-inner header h2 {
    display: block;
    margin: 0;
    color: var(--brand-white);
    font-size: clamp(2.35em, 4.6vw, 4.35em);
    font-weight: 600;
    letter-spacing: -0.035em;
    line-height: 1.03;
}

#banner .hero-summary {
    max-width: 37em;
    margin: 1.25em 0 0;
    color: rgba(255, 255, 255, 0.82);
    font-size: 1.05em;
    line-height: 1.65;
}

#banner .hero-summary p {
    margin: 0;
}

.hero-companies {
    display: flex;
    align-items: center;
    gap: 0.75em;
    margin: 1.75em 0 0;
}

.hero-company {
    padding: 0.45em 0.9em;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.08);
    color: var(--brand-white);
    font-size: 0.86em;
    font-weight: 600;
    letter-spacing: 0.04em;
}

.hero-company-join {
    color: #f2c974;
    font-weight: 600;
}

#banner .hero-button.button {
    margin: 1.8em 0 0;
    border: 1px solid #e5bd69;
    background: var(--brand-gold);
    box-shadow: none;
    color: #1d3138;
}

#banner .hero-button.button:hover {
    background: #e1b55c;
    color: #102f3a !important;
    transform: translateY(-2px);
}

#banner .hero-button.button:focus-visible,
#logo:focus-visible {
    outline: 3px solid #f2c974;
    outline-offset: 4px;
}

/* Business overview */

.business-overview {
    padding: 6.5em 0 5.5em;
    scroll-margin-top: 1em;
    background: var(--brand-paper);
}

.section-heading {
    max-width: 54em;
    margin: 0 auto 3em;
    text-align: center;
}

.section-eyebrow {
    margin: 0 0 0.8em;
    color: var(--brand-teal);
    font-size: 0.78em;
    font-weight: 600;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

.section-heading h2,
.footer-intro h2 {
    margin: 0 0 0.55em;
    color: var(--brand-ink);
    font-size: clamp(2.15em, 4vw, 3.4em);
    letter-spacing: -0.03em;
    line-height: 1.08;
}

.section-heading > p:last-child,
.footer-intro > p:last-child {
    margin: 0;
    color: #607177;
    font-size: 1.08em;
    line-height: 1.7;
}

.business-facts {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1em;
    margin: 0 0 2em;
}

.business-fact {
    padding: 1.35em 1.5em;
    border: 1px solid rgba(16, 47, 58, 0.08);
    border-radius: 0.85em;
    background: rgba(255, 255, 255, 0.78);
    text-align: center;
}

.business-fact strong,
.business-fact span {
    display: block;
}

.business-fact strong {
    margin-bottom: 0.2em;
    color: var(--brand-ink);
    font-size: 1.55em;
}

.business-fact span {
    color: #718085;
    font-size: 0.88em;
}

.company-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.5em;
}

.company-card {
    position: relative;
    overflow: hidden;
    padding: 2.5em;
    border: 1px solid rgba(16, 47, 58, 0.1);
    border-top: 0.42em solid var(--brand-teal);
    border-radius: 1.1em;
    background: rgba(255, 255, 255, 0.92);
    box-shadow: 0 1em 2.6em rgba(16, 47, 58, 0.08);
}

.company-card-haarlemoon {
    border-top-color: var(--brand-gold);
}

.company-card-topline {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1em;
    margin-bottom: 1.75em;
}

.company-type {
    display: inline-flex;
    align-items: center;
    gap: 0.65em;
    color: var(--brand-teal);
    font-size: 0.76em;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.company-card-haarlemoon .company-type {
    color: #a8751d;
}

.company-type .icon {
    display: inline-flex;
    width: 2.2em;
    height: 2.2em;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(35, 127, 130, 0.1);
}

.company-card-haarlemoon .company-type .icon {
    background: rgba(210, 162, 75, 0.15);
}

.company-since {
    color: #76858a;
    font-size: 0.8em;
    text-align: right;
}

.company-card h3 {
    margin: 0 0 0.25em;
    color: var(--brand-ink);
    font-size: 2.45em;
    letter-spacing: -0.035em;
}

.company-card h4 {
    min-height: 2.8em;
    margin: 0 0 1.25em;
    color: #43575f;
    font-size: 1.22em;
    line-height: 1.4;
}

.company-copy {
    color: #586a70;
}

.company-copy p {
    line-height: 1.72;
}

.company-details-grid {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: 1.2em;
    margin-top: 1.9em;
    padding-top: 1.6em;
    border-top: 1px solid rgba(16, 47, 58, 0.09);
}

.company-details-grid h5 {
    margin: 0 0 0.75em;
    color: var(--brand-ink);
    font-size: 0.8em;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45em;
    margin: 0;
    list-style: none;
}

.tag-list li {
    padding: 0.35em 0.7em;
    border: 1px solid rgba(35, 127, 130, 0.16);
    border-radius: 999px;
    background: rgba(35, 127, 130, 0.06);
    color: #496167;
    font-size: 0.78em;
}

.company-card-haarlemoon .tag-list li {
    border-color: rgba(210, 162, 75, 0.22);
    background: rgba(210, 162, 75, 0.08);
}

/* Delftrain service process */

.service-process {
    padding: 6em 0;
    background:
        radial-gradient(circle at 10% 0%, rgba(35, 127, 130, 0.28), transparent 30%),
        var(--brand-ink);
    color: rgba(255, 255, 255, 0.78);
}

.section-heading-light h2 {
    color: var(--brand-white);
}

.section-heading-light .section-eyebrow {
    color: #f2c974;
}

.section-heading-light > p:last-child {
    color: rgba(255, 255, 255, 0.7);
}

.process-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1em;
    margin: 0;
    list-style: none;
    counter-reset: none;
}

.process-step {
    min-height: 15.5em;
    padding: 1.8em;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 0.9em;
    background: rgba(255, 255, 255, 0.055);
}

.process-number {
    display: inline-flex;
    width: 2.5em;
    height: 2.5em;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5em;
    border: 1px solid rgba(242, 201, 116, 0.45);
    border-radius: 50%;
    color: #f2c974;
    font-size: 0.82em;
    font-weight: 600;
}

.process-step h3 {
    margin: 0 0 0.65em;
    color: var(--brand-white);
    font-size: 1.15em;
}

.process-step p {
    margin: 0;
    color: rgba(255, 255, 255, 0.66);
    font-size: 0.93em;
    line-height: 1.65;
}

/* Contact and company registration details */

#footer.site-footer {
    padding: 5.5em 0 0;
    background: #0b242d;
    color: rgba(255, 255, 255, 0.76);
    text-align: left;
}

#footer.site-footer .container {
    margin-bottom: 4.5em;
}

.footer-intro {
    max-width: 48em;
    margin-bottom: 3em;
}

#footer .footer-intro .section-eyebrow {
    color: #f2c974;
}

#footer .footer-intro h2 {
    color: var(--brand-white);
}

#footer .footer-intro > p:last-child {
    color: rgba(255, 255, 255, 0.68);
}

.footer-grid {
    display: grid;
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 1.8em;
    align-items: start;
}

.company-contact {
    display: grid;
    gap: 1em;
}

.company-contact > h3 {
    margin-bottom: 0.15em;
}

#footer .company-contact > h3,
#footer .contact-form-panel > h3 {
    color: var(--brand-white);
    font-size: 1.35em;
}

.registration-card,
.contact-form-panel {
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 0.9em;
    background: rgba(255, 255, 255, 0.05);
}

.registration-card {
    padding: 1.35em 1.5em;
    margin: 0;
}

.registration-card h4 {
    margin: 0 0 0.8em;
    color: var(--brand-white);
    font-size: 1.1em;
}

.registration-card p {
    display: grid;
    grid-template-columns: 7em minmax(0, 1fr);
    gap: 0.8em;
    margin: 0.45em 0;
    font-size: 0.88em;
}

.registration-card p span {
    color: rgba(255, 255, 255, 0.48);
}

#footer .registration-card a {
    color: #f2c974;
    overflow-wrap: anywhere;
}

.contact-form-panel {
    padding: 2em;
}

.contact-form-panel > p {
    margin-top: -0.55em;
    color: rgba(255, 255, 255, 0.58);
}

#footer .contact-form-panel label {
    display: block;
    margin: 0 0 0.4em;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.82em;
    font-weight: 600;
}

#footer .contact-form-panel input[type="text"],
#footer .contact-form-panel input[type="email"],
#footer .contact-form-panel textarea {
    border: 1px solid rgba(255, 255, 255, 0.14);
    background: rgba(255, 255, 255, 0.92);
    color: var(--brand-ink);
}

#footer .contact-form-panel input:focus,
#footer .contact-form-panel textarea:focus {
    border-color: var(--brand-gold);
    box-shadow: 0 0 0 2px rgba(210, 162, 75, 0.18);
}

.form-honeypot {
    display: none !important;
}

.form-submit-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1em;
}

.form-note {
    color: rgba(255, 255, 255, 0.48);
    font-size: 0.78em;
}

#footer .contact-form-panel input[type="submit"] {
    margin: 0;
    background: var(--brand-gold);
    color: #17313a;
}

#footer .contact-form-panel input[type="submit"]:hover {
    background: #e1b55c;
}

#footer.site-footer .copyright {
    padding: 2em 1em;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(0, 0, 0, 0.12);
}

#footer.site-footer .copyright .menu {
    margin: 0;
}

@media screen and (max-width: 980px) {
    #titleBar {
        background-color: var(--brand-ink);
        background-image: none;
        box-shadow: 0 3px 0 0 var(--brand-gold);
    }

    #titleBar h1 {
        margin: 0;
        line-height: 44px;
    }

    #titleBar #logo {
        display: inline-flex;
        align-items: center;
        gap: 0.42em;
        border: 0;
        color: var(--brand-white);
        font-size: 0.86em;
    }

    #titleBar .brand-name {
        color: var(--brand-white);
    }

    #titleBar .brand-connector {
        width: 1.45em;
        height: 1.45em;
        font-size: 0.6em;
        box-shadow: none;
    }

    #titleBar .brand-tagline {
        display: none;
    }

    #banner {
        height: 36em;
    }

    #banner .hero-inner {
        width: min(calc(100% - 3em), 48em);
    }

    #banner .hero-inner header {
        width: 100%;
    }

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

    .company-card h4 {
        min-height: 0;
    }

    .process-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2em;
    }
}

@media screen and (max-width: 736px) {
    #banner {
        height: 35em;
        background-position: 62% center;
    }

    #banner .hero-inner {
        width: calc(100% - 2em);
    }

    #banner .hero-inner header {
        padding: 2em;
        border-radius: 0.85em;
    }

    #banner .hero-inner header h2 {
        font-size: clamp(2.15em, 10vw, 3.25em);
    }

    #banner .hero-summary {
        font-size: 1em;
        line-height: 1.5;
    }

    .business-overview,
    .service-process {
        padding: 4em 0;
    }

    .section-heading {
        margin-bottom: 2.25em;
    }

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

    .company-card {
        padding: 1.8em;
    }

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

    .process-step {
        min-height: 0;
    }

    #footer.site-footer {
        padding-top: 4em;
    }

    #footer.site-footer .container {
        margin-bottom: 3em;
    }

    .contact-form-panel {
        padding: 1.6em;
    }
}

@media screen and (max-width: 480px) {
    #titleBar #logo {
        font-size: 0.72em;
    }

    #banner {
        height: 39em;
    }

    #banner .hero-inner header {
        padding: 1.55em;
    }

    .hero-companies {
        flex-wrap: wrap;
        gap: 0.5em;
    }

    #banner .hero-button.button {
        width: 100%;
        padding-right: 1em;
        padding-left: 1em;
        text-align: center;
    }

    .company-card-topline {
        align-items: flex-start;
        flex-direction: column;
    }

    .company-since {
        text-align: left;
    }

    .registration-card p {
        grid-template-columns: 1fr;
        gap: 0.15em;
    }

    .form-submit-row {
        align-items: stretch;
        flex-direction: column;
    }

    #footer .contact-form-panel input[type="submit"] {
        width: 100%;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    #banner .hero-button.button {
        transition: none;
    }
}