@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+Thai:wght@400;500;600;700;800&display=swap');

:root {
    --navy: #101f35;
    --blue: #196fe5;
    --sky: #91cbf2;
    --ink: #182b41;
    --muted: #657184;
    --pale: #f1f6fa;
    --line: #dce5ee
}

* {
    box-sizing: border-box
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 100px
}

body {
    margin: 0;
    background: #fff;
    color: var(--ink);
    font-family: 'Noto Sans Thai', sans-serif;
    font-size: 16px;
    line-height: 1.75
}

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

button {
    font: inherit;
    cursor: pointer
}

button,
a,
summary {
    -webkit-tap-highlight-color: transparent
}

button:focus-visible,
a:focus-visible,
summary:focus-visible {
    outline: 3px solid #378ef4;
    outline-offset: 5px
}

button,
a {
    transition: background .2s, color .2s, transform .2s
}

h1,
h2,
h3,
p {
    margin: 0
}

h1,
h2,
h3 {
    line-height: 1.35
}

p {
    color: var(--muted)
}

.draft {
    background: var(--navy);
    color: #c5d4e4;
    text-align: center;
    font-size: 12px;
    padding: 7px 20px;
    letter-spacing: .02em
}

header {
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 6%;
    gap: 25px;
    border-bottom: 1px solid var(--line);
    background: #fff
}

.brand {
    font-family: Arial, sans-serif;
    font-size: 30px;
    font-weight: 900;
    letter-spacing: -1.6px;
    display: inline-flex;
    align-items: center
}

.brand span {
    font-weight: 400;
    margin-left: 4px
}

.brand i {
    width: 9px;
    height: 9px;
    background: var(--blue);
    border-radius: 50%;
    margin: 12px 0 0 5px
}

nav {
    display: flex;
    gap: 30px;
    font-size: 14px
}

nav a:hover {
    color: var(--blue)
}

.nav-cta {
    font-size: 14px;
    border-bottom: 1px solid var(--ink);
    padding: 7px 0
}

.nav-cta span {
    margin-left: 12px
}

.hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: 660px
}

.hero-copy {
    padding: 65px 9% 35px 12%;
    display: flex;
    flex-direction: column;
    align-items: flex-start
}

.eyebrow {
    font-family: Arial, sans-serif;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--blue);
    margin-bottom: 22px
}

h1 {
    font-size: clamp(40px, 4.35vw, 69px);
    font-weight: 600;
    letter-spacing: -1.6px;
    line-height: 1.3
}

em {
    font-style: normal;
    color: var(--blue)
}

.hero-copy>p {
    margin: 25px 0 28px;
    font-size: 17px
}

.button {
    display: inline-flex;
    gap: 50px;
    background: var(--blue);
    color: white;
    padding: 16px 25px;
    border-radius: 5px
}

.button:hover {
    background: #0f54b3;
    transform: translateY(-3px)
}

.hero-foot {
    display: flex;
    gap: 25px;
    margin-top: auto;
    padding-top: 40px;
    font-size: 12px;
    color: var(--muted)
}

.hero-visual {
    position: relative;
    overflow: hidden;
    background: #2e4758;
    margin: 26px 26px 26px 0;
    border-radius: 12px
}

.hero-visual img {
    position: absolute;
    width: 100%;
    height: 100%;
    object-fit: cover
}

.photo-shade {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, #061b3220 25%, #061b32d9 100%)
}

.image-top {
    position: absolute;
    left: 35px;
    top: 30px;
    color: #fff;
    font: 11px Arial;
    letter-spacing: 2px
}

.image-caption {
    position: absolute;
    left: 35px;
    bottom: 45px;
    color: #fff;
    padding-right: 80px
}

.image-caption>span {
    font-size: 27px;
    line-height: 1.5
}

.image-caption small {
    display: block;
    font-size: 12px;
    margin-top: 20px;
    color: #d5e2ec
}

.round-link {
    position: absolute;
    bottom: 50px;
    right: 30px;
    color: #fff;
    border: 1px solid #a3b4c0;
    border-radius: 50%;
    width: 48px;
    height: 48px;
    display: grid;
    place-items: center;
    font-size: 25px
}

.round-link:hover {
    background: var(--blue)
}

.service-strip {
    padding: 23px 6%;
    background: var(--pale);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    color: #4a5e74;
    font-size: 14px
}

.service-strip b {
    font-size: 20px;
    font-weight: 400;
    color: #8da8c3
}

.section {
    padding: 90px 8%;
    scroll-margin-top: 15px
}

.section-head {
    display: flex;
    justify-content: space-between;
    align-items: end;
    margin-bottom: 40px;
    gap: 35px
}

h2 {
    font-size: clamp(30px, 3vw, 43px);
    font-weight: 500;
    letter-spacing: -.7px
}

.section-head>p {
    max-width: 350px;
    font-size: 16px
}

.tabs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    margin-bottom: 15px
}

.tabs button {
    border: 1px solid var(--line);
    border-radius: 6px;
    background: white;
    color: var(--muted);
    padding: 22px 25px;
    text-align: left;
    display: flex;
    gap: 20px;
    align-items: center;
    font-size: 14px
}

.tabs button span {
    flex: 1;
    font-size: 18px
}

.tabs button[aria-selected=true] {
    background: var(--navy);
    color: white;
    border-color: var(--navy)
}

.tabs button:hover {
    border-color: var(--blue)
}

.service-panel {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    background: var(--pale);
    border-radius: 8px;
    padding: 48px 50px;
    gap: 80px;
    animation: fade .3s
}

.pill {
    font: 11px Arial;
    letter-spacing: 1.6px;
    color: var(--blue)
}

.service-intro h3 {
    font-size: 34px;
    font-weight: 500;
    margin: 22px 0
}

.service-intro p {
    font-size: 16px;
    max-width: 480px
}

.text-link {
    display: inline-block;
    color: var(--blue);
    margin-top: 26px;
    border-bottom: 1px solid #96bae8;
    font-size: 14px
}

.service-details>div {
    border-bottom: 1px solid var(--line);
    padding: 19px 0
}

.service-details>div:first-child {
    padding-top: 0
}

.service-details>div:last-child {
    border: 0
}

.service-details span {
    font-size: 14px;
    font-weight: 600
}

.service-details p {
    font-size: 15px;
    margin-top: 5px
}

.about {
    background: var(--navy);
    color: white;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 100px
}

.about .eyebrow {
    color: var(--sky)
}

.about p {
    color: #b5c3d4
}

.about .large-copy {
    font-size: 21px;
    line-height: 1.8;
    color: #e1e8f2;
    margin: 25px 0 18px
}

.principles article {
    display: flex;
    gap: 25px;
    padding: 25px 0;
    border-bottom: 1px solid #334255
}

.principles article:first-child {
    padding-top: 0
}

.principles article>span {
    font: 14px Arial;
    color: #72affd;
    padding-top: 8px
}

.principles h3 {
    font-size: 20px;
    font-weight: 500;
    margin-bottom: 10px
}

.principles p {
    font-size: 15px
}

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

.steps article {
    border-top: 1px solid #aebdce;
    padding-top: 25px
}

.steps span {
    font: 14px Arial;
    color: var(--blue)
}

.steps h3 {
    font-size: 22px;
    font-weight: 500;
    margin: 25px 0 12px
}

.steps p {
    font-size: 16px
}

.faq {
    background: #f7f9fb;
    display: grid;
    grid-template-columns: .8fr 1.2fr;
    gap: 50px
}

.questions details {
    border-bottom: 1px solid var(--line)
}

summary {
    list-style: none;
    display: flex;
    justify-content: space-between;
    gap: 20px;
    cursor: pointer;
    padding: 22px 0;
    font-size: 17px
}

summary::-webkit-details-marker {
    display: none
}

summary span {
    color: var(--blue);
    font-size: 24px;
    transition: transform .2s
}

details[open] summary span {
    transform: rotate(45deg)
}

details p {
    font-size: 15px;
    padding: 0 30px 24px 0
}

.contact {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 70px;
    background: #eaf3fe
}

.contact h2 {
    font-size: 37px
}

.contact>div>p {
    margin-top: 22px
}

.contact-options {
    display: flex;
    gap: 10px;
    margin: 25px 0
}

.contact-options button {
    background: transparent;
    border: 1px solid #b0c6df;
    color: var(--ink);
    border-radius: 30px;
    padding: 9px 20px;
    font-size: 14px
}

.contact-options .active {
    background: var(--navy);
    color: #fff;
    border-color: var(--navy)
}

.contact-status {
    font-size: 13px;
    color: #647c96
}

.checklist {
    background: white;
    border-radius: 10px;
    padding: 32px 35px;
    box-shadow: 0 14px 45px #1c5ca10a
}

.checklist h3 {
    font-size: 22px;
    font-weight: 500
}

.checklist ul {
    padding: 0;
    margin: 20px 0;
    list-style: none
}

.checklist li {
    position: relative;
    padding: 10px 0 10px 26px;
    font-size: 15px;
    border-bottom: 1px solid #edf1f5
}

.checklist li:before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--blue)
}

.copy-button {
    border: 0;
    background: var(--blue);
    color: white;
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 13px 18px;
    border-radius: 5px;
    font-size: 14px
}

.copy-button:hover {
    background: #0f54b3
}

.copy-status {
    font-size: 12px;
    min-height: 22px;
    margin-top: 8px !important
}

footer {
    padding: 45px 6% 25px;
    display: flex;
    align-items: center;
    gap: 30px;
    flex-wrap: wrap
}

footer>p {
    font-size: 13px;
    flex: 1
}

footer>a:last-of-type {
    font-size: 14px
}

.credits {
    width: 100%;
    border-top: 1px solid var(--line);
    padding-top: 20px;
    font-size: 12px;
    color: var(--muted);
    display: flex;
    justify-content: space-between;
    gap: 20px
}

.credits a {
    text-decoration: underline
}

@keyframes fade {
    from {
        opacity: .4;
        transform: translateY(5px)
    }

    to {
        opacity: 1;
        transform: translateY(0)
    }
}

@media(min-width:1600px) {

    main,
    header,
    footer {
        max-width: 1600px;
        margin: auto
    }
}

@media(max-width:950px) {
    header {
        padding: 0 5%;
        height: 85px
    }

    nav {
        gap: 15px
    }

    nav a {
        font-size: 12px
    }

    .hero {
        min-height: 580px
    }

    .hero-copy {
        padding: 45px 8%
    }

    .hero-foot {
        flex-direction: column;
        gap: 4px
    }

    .hero-visual {
        margin: 20px 20px 20px 0
    }

    .image-caption>span {
        font-size: 22px
    }

    .section {
        padding: 65px 6%
    }

    .service-panel {
        padding: 35px;
        gap: 35px
    }

    .about {
        gap: 45px
    }

    .contact {
        gap: 30px
    }

    .contact h2 {
        font-size: 30px
    }
}

@media(max-width:650px) {
    .draft {
        font-size: 11px
    }

    header {
        height: 75px;
        gap: 10px
    }

    .brand {
        font-size: 25px
    }

    nav {
        display: none
    }

    .nav-cta {
        font-size: 12px
    }

    .hero {
        grid-template-columns: 1fr
    }

    .hero-copy {
        padding: 38px 6% 28px
    }

    h1 {
        font-size: 48px
    }

    .eyebrow {
        font-size: 11px;
        letter-spacing: 1.5px;
        margin-bottom: 18px
    }

    .hero-copy>p {
        font-size: 16px
    }

    .hero-foot {
        flex-direction: row;
        gap: 20px;
        padding-top: 28px
    }

    .hero-visual {
        margin: 0 5% 25px;
        height: 350px
    }

    .image-caption {
        left: 25px;
        bottom: 30px
    }

    .image-top {
        left: 25px
    }

    .image-caption>span {
        font-size: 23px
    }

    .image-caption small {
        font-size: 11px
    }

    .service-strip {
        flex-wrap: wrap;
        justify-content: center;
        gap: 10px 18px;
        font-size: 12px
    }

    .service-strip span:last-child,
    .service-strip b:last-of-type {
        display: none
    }

    .section {
        padding: 55px 6%
    }

    .section-head {
        display: block
    }

    .section-head>p {
        margin-top: 20px
    }

    .tabs {
        gap: 8px
    }

    .tabs button {
        padding: 14px 10px;
        gap: 8px;
        font-size: 11px;
        align-items: start
    }

    .tabs button span {
        font-size: 14px
    }

    .service-panel {
        grid-template-columns: 1fr;
        padding: 28px 24px;
        gap: 30px
    }

    .service-intro h3 {
        font-size: 29px
    }

    .about,
    .faq,
    .contact {
        grid-template-columns: 1fr;
        gap: 35px
    }

    .steps {
        grid-template-columns: 1fr;
        gap: 25px;
        margin-top: 30px
    }

    .steps article {
        display: grid;
        grid-template-columns: 45px 1fr;
        gap: 8px 16px
    }

    .steps span {
        grid-row: span 2;
        padding-top: 5px
    }

    .steps h3 {
        margin: 0;
        font-size: 21px
    }

    .steps p {
        grid-column: 2;
        font-size: 15px
    }

    .steps br {
        display: none
    }

    summary {
        font-size: 16px
    }

    .checklist {
        padding: 25px
    }

    .contact h2 {
        font-size: 31px
    }

    footer {
        gap: 18px
    }

    footer>p {
        flex-basis: 100%;
        order: 2
    }

    .credits {
        flex-direction: column;
        order: 3;
        font-size: 11px
    }

    footer>a:last-of-type {
        margin-left: auto;
        font-size: 12px
    }
}

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

    *,
    *:before,
    *:after {
        animation: none !important;
        transition: none !important
    }
}

.footer-contact {
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    font-style: normal;
    padding: 12px 0;
    scroll-margin-top: 25px
}

.footer-contact a {
    display: flex;
    flex-direction: column;
    gap: 3px;
    min-width: 220px;
    padding: 16px 24px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--pale)
}

.footer-contact a:hover {
    border-color: var(--blue);
    background: #eaf3fe
}

.footer-contact span {
    font-size: 14px;
    color: var(--muted)
}

.footer-contact strong {
    font-size: 22px;
    font-weight: 600;
    color: var(--ink)
}

@media(max-width:650px) {
    .footer-contact {
        order: 2
    }

    .footer-contact a {
        flex: 1;
        min-width: 190px
    }

    .footer-contact strong {
        font-size: 20px
    }
}

.footer-contact a {
    flex-direction: row;
    align-items: center;
    gap: 18px;
    min-width: 270px;
    padding: 20px 24px
}

.footer-contact .contact-icon {
    display: grid;
    place-items: center;
    flex: 0 0 56px;
    width: 56px;
    height: 56px;
    border-radius: 16px;
    background: #deebfc;
    color: var(--blue)
}

.contact-icon svg {
    width: 29px;
    height: 29px
}

.contact-icon img {
    display: block;
    width: 36px;
    height: 36px
}

.footer-contact .contact-text {
    display: flex;
    flex-direction: column;
    gap: 2px
}

.contact-text small {
    font-size: 13px;
    color: var(--muted)
}

.footer-contact .line-contact {
    background: #f0fbf4;
    border-color: #c4e9d2
}

.footer-contact .line-contact .contact-icon {
    background: #dcf7e6
}

.footer-contact .line-contact:hover {
    background: #e2f7ea;
    border-color: #06c755
}

.footer-contact a:hover {
    transform: translateY(-2px)
}

@media(max-width:650px) {
    .footer-contact a {
        min-width: 250px;
        flex: 1 1 100%;
        padding: 18px 20px
    }
}

.hero-media {
    margin: 26px 26px 26px 0;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 12px
}

.media-stage {
    flex: 1;
    min-height: 470px;
    overflow: hidden;
    border-radius: 12px;
    background: var(--navy);
    touch-action: pan-y
}

.media-track {
    height: 100%;
    min-height: inherit;
    display: flex;
    transition: transform .4s ease
}

.media-slide {
    flex: 0 0 100%;
    width: 100%;
    min-width: 0;
    position: relative;
    min-height: inherit
}

.media-slide.hero-visual {
    margin: 0;
    border-radius: 0
}

.media-slide .image-caption {
    padding-right: 25px
}

.media-controls {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px
}

.media-select {
    display: flex;
    background: var(--pale);
    border-radius: 8px;
    padding: 4px;
    gap: 4px
}

.media-select button {
    border: 0;
    background: transparent;
    padding: 9px 16px;
    border-radius: 5px;
    font-size: 14px;
    color: var(--muted)
}

.media-select button[aria-pressed=true] {
    background: var(--navy);
    color: white
}

.media-arrows {
    display: flex;
    align-items: center;
    gap: 12px
}

.media-arrows button {
    width: 42px;
    height: 42px;
    border: 1px solid var(--line);
    border-radius: 50%;
    background: white;
    font-size: 20px;
    color: var(--ink)
}

.media-arrows button:hover {
    background: var(--blue);
    color: white;
    border-color: var(--blue)
}

#media-counter {
    font-size: 14px;
    color: var(--muted);
    min-width: 34px;
    text-align: center
}

.video-slide {
    display: grid;
    place-items: center;
    padding: 35px;
    background: #10263e;
    text-align: center;
    color: white
}

.video-empty .eyebrow {
    color: var(--sky);
    margin: 24px 0 12px
}

.video-empty h3 {
    font-size: 28px;
    font-weight: 500
}

.video-empty p {
    font-size: 16px;
    color: #becfe0;
    margin: 18px 0
}

.video-symbol {
    display: grid;
    place-items: center;
    width: 82px;
    height: 82px;
    border: 1px solid #466784;
    border-radius: 50%;
    font-size: 42px;
    color: var(--sky);
    margin: auto
}

.video-status {
    display: inline-block;
    border: 1px solid #466784;
    border-radius: 20px;
    padding: 7px 14px;
    color: #bdcfdf;
    font-size: 13px
}

.video-slide video {
    width: 100%;
    max-height: 520px;
    border-radius: 8px
}

.video-slide video[hidden] {
    display: none
}

@media(max-width:950px) {
    .hero-media {
        margin: 20px 20px 20px 0
    }

    .media-select button {
        padding: 9px 12px
    }

    .media-arrows {
        gap: 8px
    }
}

@media(max-width:650px) {
    .hero-media {
        margin: 0 5% 25px
    }

    .media-stage {
        min-height: 350px
    }

    .media-slide.hero-visual {
        height: auto;
        margin: 0
    }

    .video-slide {
        padding: 25px
    }

    .video-empty h3 {
        font-size: 23px
    }

    .video-empty p {
        font-size: 14px
    }

    .video-symbol {
        width: 58px;
        height: 58px;
        font-size: 32px
    }

    .media-select button {
        font-size: 14px
    }

    .media-arrows button {
        width: 40px;
        height: 40px
    }
}

.hero-media>.media-select {
    align-self: flex-start
}

.media-select button[aria-selected=true] {
    background: var(--navy);
    color: white
}

.media-select small {
    font-size: 12px;
    margin-left: 8px;
    opacity: .7
}

.gallery-panel {
    min-width: 0;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 12px
}

.gallery-panel[hidden] {
    display: none
}

.gallery-window {
    overflow: hidden;
    border-radius: 12px;
    background: var(--navy);
    height: 490px;
    touch-action: pan-y
}

.gallery-track {
    display: flex;
    width: 100%;
    height: 100%;
    transition: transform .35s ease
}

.gallery-item {
    position: relative;
    flex: 0 0 100%;
    min-width: 0;
    height: 100%;
    margin: 0;
    display: flex;
    align-items: center;
    justify-content: center
}

.gallery-item img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain
}

.gallery-item figcaption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: #102035d9;
    color: white;
    padding: 10px 15px;
    font-size: 12px
}

.gallery-video video {
    width: 100%;
    height: 100%;
    object-fit: contain
}

.gallery-label {
    font-size: 14px;
    color: var(--muted)
}

[data-gallery-counter] {
    font-size: 14px;
    min-width: 38px;
    text-align: center
}

.media-arrows button:disabled {
    opacity: .35;
    cursor: default;
    background: var(--pale);
    color: var(--muted);
    border-color: var(--line);
    transform: none
}

@media(max-width:950px) {
    .gallery-window {
        height: 450px
    }
}

@media(max-width:650px) {
    .gallery-window {
        height: 420px;
        max-height: 65vh
    }

    .gallery-label {
        font-size: 13px
    }
}