:root {
    --navy: #08172e;
    --navy-2: #10233f;
    --ink: #14213a;
    --muted: #62708a;
    --cloud: #f4f7fb;
    --white: #ffffff;
    --line: #dce4ef;
    --blue: #1759ff;
    --blue-dark: #0b43d7;
    --blue-soft: #e9efff;
    --mint: #6fe7c4;
    --kakao: #fee500;
    --radius-sm: 16px;
    --radius-md: 24px;
    --radius-lg: 36px;
    --shadow-soft: 0 22px 70px rgba(24, 50, 86, 0.1);
    --shadow-blue: 0 18px 42px rgba(23, 89, 255, 0.24);
    --container: 1200px;
    --header-height: 82px;
    --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

.page-progress {
    position: fixed;
    inset: 0 0 auto;
    z-index: 1000;
    height: 2px;
    pointer-events: none;
    background: rgba(23, 89, 255, 0.08);
}

.page-progress span {
    width: 100%;
    height: 100%;
    display: block;
    transform: scaleX(0);
    transform-origin: left center;
    background: linear-gradient(90deg, var(--blue), var(--mint));
    will-change: transform;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: calc(var(--header-height) + 24px);
}

body {
    margin: 0;
    min-width: 0;
    overflow-x: clip;
    color: var(--ink);
    background: var(--cloud);
    font-family: Pretendard, "Pretendard Variable", -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans KR", sans-serif;
    font-size: 16px;
    line-height: 1.65;
    letter-spacing: -0.025em;
    word-break: keep-all;
    -webkit-font-smoothing: antialiased;
}

body.menu-open {
    overflow: hidden;
}

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

button,
input,
textarea,
select {
    font: inherit;
}

button {
    color: inherit;
}

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

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

h1,
h2,
h3,
p,
ul,
ol,
dl,
dd,
blockquote {
    margin: 0;
}

ul,
ol {
    padding: 0;
    list-style: none;
}

address {
    font-style: normal;
}

[hidden] {
    display: none !important;
}

:focus-visible {
    outline: 3px solid var(--mint);
    outline-offset: 4px;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.skip-link {
    position: fixed;
    z-index: 1000;
    top: 12px;
    left: 12px;
    transform: translateY(-150%);
    padding: 12px 18px;
    border-radius: 12px;
    color: var(--white);
    background: var(--navy);
    font-weight: 800;
}

.skip-link:focus {
    transform: translateY(0);
}

.container {
    width: min(calc(100% - 48px), var(--container));
    margin-inline: auto;
}

.section {
    padding: 144px 0;
}

.demo-notice {
    position: relative;
    z-index: 110;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 9px;
    min-height: 36px;
    padding: 7px 20px;
    color: #dbe5f4;
    background: #041024;
    font-size: 12px;
    letter-spacing: -0.01em;
    text-align: center;
}

.demo-notice strong {
    margin-right: 4px;
    color: var(--mint);
    letter-spacing: 0.08em;
}

.demo-notice__dot,
.live-dot {
    width: 7px;
    height: 7px;
    flex: 0 0 auto;
    border-radius: 50%;
    background: var(--mint);
    box-shadow: 0 0 0 5px rgba(111, 231, 196, 0.12);
}

.site-header {
    position: sticky;
    z-index: 100;
    top: 0;
    height: var(--header-height);
    border-bottom: 1px solid transparent;
    background: rgba(244, 247, 251, 0.78);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    transition: border-color 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
}

.site-header.is-scrolled {
    border-color: rgba(190, 202, 219, 0.65);
    background: rgba(255, 255, 255, 0.9);
    box-shadow: 0 12px 30px rgba(21, 46, 82, 0.06);
}

.site-header__inner {
    display: flex;
    align-items: center;
    height: 100%;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 11px;
    flex: 0 0 auto;
}

.brand__symbol {
    position: relative;
    display: grid;
    width: 31px;
    height: 31px;
    place-items: center;
    border-radius: 10px;
    overflow: hidden;
    background: var(--blue);
}

.brand__symbol i {
    position: absolute;
    display: block;
    width: 7px;
    height: 20px;
    border-radius: 8px;
    background: var(--white);
    transform: rotate(36deg);
}

.brand__symbol i:first-child {
    left: 8px;
    top: 1px;
}

.brand__symbol i:last-child {
    right: 8px;
    bottom: 1px;
    opacity: 0.68;
}

.brand__name {
    display: flex;
    align-items: baseline;
    gap: 7px;
    color: var(--navy);
    font-size: 20px;
    font-weight: 850;
    letter-spacing: -0.06em;
}

.brand__name small {
    color: #7a879a;
    font-size: 9px;
    font-weight: 800;
    letter-spacing: 0.14em;
}

.primary-nav {
    display: flex;
    align-items: center;
    gap: 30px;
    margin-left: auto;
    margin-right: 34px;
}

.primary-nav a {
    position: relative;
    color: #4e5b70;
    font-size: 14px;
    font-weight: 700;
    white-space: nowrap;
}

.primary-nav a::after {
    content: "";
    position: absolute;
    right: 0;
    bottom: -9px;
    left: 0;
    height: 2px;
    border-radius: 2px;
    background: var(--blue);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.25s var(--ease);
}

.primary-nav a:hover::after,
.primary-nav a.is-active::after {
    transform: scaleX(1);
    transform-origin: left;
}

.header-action {
    display: inline-flex;
    min-height: 46px;
    align-items: center;
    justify-content: center;
    gap: 17px;
    padding: 0 19px;
    border-radius: 14px;
    color: var(--white);
    background: var(--navy);
    font-size: 14px;
    font-weight: 800;
    transition: transform 0.2s ease, background 0.2s ease;
}

.header-action:hover {
    background: var(--blue);
    transform: translateY(-2px);
}

.menu-button {
    display: none;
}

.hero {
    position: relative;
    min-height: 760px;
    padding: 80px 0 96px;
    overflow: hidden;
}

.hero__glow {
    position: absolute;
    top: -260px;
    right: -190px;
    width: 680px;
    height: 680px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(23, 89, 255, 0.13), transparent 67%);
    pointer-events: none;
}

.hero__grid {
    position: relative;
    display: grid;
    grid-template-columns: minmax(0, 0.94fr) minmax(460px, 0.78fr);
    gap: 86px;
    align-items: center;
}

.hero__copy {
    padding: 48px 0;
}

.eyebrow,
.section-kicker {
    display: flex;
    align-items: center;
    gap: 11px;
    color: var(--blue);
    font-size: 12px;
    font-weight: 850;
    letter-spacing: 0.12em;
}

.eyebrow span {
    width: 28px;
    height: 2px;
    background: var(--blue);
}

.hero h1 {
    max-width: 720px;
    margin-top: 26px;
    color: var(--navy);
    font-size: clamp(58px, 6.1vw, 92px);
    font-weight: 850;
    line-height: 1.02;
    letter-spacing: -0.075em;
}

.hero__intro {
    max-width: 570px;
    margin-top: 32px;
    color: var(--muted);
    font-size: clamp(17px, 1.55vw, 21px);
    line-height: 1.75;
    letter-spacing: -0.035em;
}

.hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 40px;
}

.button {
    display: inline-flex;
    min-height: 58px;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
    padding: 0 24px;
    border-radius: 17px;
    font-size: 15px;
    font-weight: 800;
    transition: transform 0.22s var(--ease), box-shadow 0.22s ease, background 0.22s ease;
}

.button:hover {
    transform: translateY(-3px);
}

.button--primary {
    min-width: 202px;
    color: var(--white);
    background: var(--blue);
    box-shadow: var(--shadow-blue);
}

.button--primary:hover {
    background: var(--blue-dark);
    box-shadow: 0 22px 48px rgba(23, 89, 255, 0.3);
}

.button--quiet {
    min-width: 202px;
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.75);
}

.button--quiet:hover {
    background: var(--white);
    box-shadow: 0 14px 30px rgba(21, 46, 82, 0.09);
}

.button--dark {
    min-width: 218px;
    margin-top: 32px;
    color: var(--white);
    background: var(--navy);
}

.button--dark:hover {
    background: var(--blue);
}

.hero__assurance {
    display: flex;
    flex-wrap: wrap;
    gap: 14px 24px;
    margin-top: 34px;
    color: #66748a;
    font-size: 13px;
    font-weight: 650;
}

.hero__assurance li {
    display: flex;
    align-items: center;
    gap: 7px;
}

.hero__assurance span {
    display: grid;
    width: 19px;
    height: 19px;
    place-items: center;
    border-radius: 50%;
    color: #087962;
    background: #d9f8ee;
    font-size: 10px;
    font-weight: 900;
}

.hero__visual {
    position: relative;
    min-width: 0;
}

.hero__picture {
    display: block;
    aspect-ratio: 0.84;
    overflow: hidden;
    border-radius: 42px 42px 130px 42px;
    background: #dce5f2;
    box-shadow: var(--shadow-soft);
}

.hero__picture img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero__visual::before {
    content: "";
    position: absolute;
    z-index: -1;
    right: -28px;
    bottom: 40px;
    width: 130px;
    height: 130px;
    border-radius: 34px;
    background: var(--mint);
    transform: rotate(13deg);
}

.hero__status {
    position: absolute;
    right: -36px;
    bottom: 70px;
    display: flex;
    width: min(310px, 78%);
    align-items: flex-start;
    gap: 16px;
    padding: 22px;
    border: 1px solid rgba(255, 255, 255, 0.8);
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.94);
    box-shadow: 0 20px 50px rgba(10, 32, 67, 0.18);
    backdrop-filter: blur(12px);
}

.hero__status small {
    display: block;
    margin-bottom: 3px;
    color: #7a8799;
    font-size: 11px;
    font-weight: 700;
}

.hero__status strong {
    display: block;
    color: var(--navy);
    font-size: 14px;
    line-height: 1.5;
}

.hero__status .live-dot {
    margin-top: 7px;
}

.hero__index {
    position: absolute;
    top: 34px;
    left: -42px;
    display: flex;
    align-items: flex-start;
    gap: 13px;
    padding: 16px 18px;
    border-radius: 17px;
    color: var(--white);
    background: var(--blue);
    box-shadow: var(--shadow-blue);
}

.hero__index strong {
    font-size: 27px;
    line-height: 1;
    letter-spacing: -0.06em;
}

.hero__index span {
    padding-left: 12px;
    border-left: 1px solid rgba(255, 255, 255, 0.3);
    font-size: 9px;
    font-weight: 800;
    line-height: 1.3;
    letter-spacing: 0.08em;
}

.section-heading h2,
.principle__copy h2,
.experts__content h2,
.faq__intro h2,
.contact__copy h2 {
    margin-top: 19px;
    color: var(--navy);
    font-size: clamp(42px, 4.2vw, 64px);
    font-weight: 830;
    line-height: 1.13;
    letter-spacing: -0.065em;
}

.section-heading--split {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 40px;
}

.section-heading--split > p {
    padding-bottom: 7px;
    color: var(--muted);
    font-size: 16px;
    line-height: 1.75;
}

.decision {
    color: var(--white);
    background: var(--navy);
}

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

.decision .section-heading--split > p {
    color: #9aa9bf;
}

.decision-app {
    display: grid;
    grid-template-columns: minmax(280px, 0.68fr) minmax(0, 1.32fr);
    gap: 0;
    margin-top: 64px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    background: #0d1e38;
    box-shadow: 0 36px 100px rgba(0, 0, 0, 0.22);
}

.decision-tabs {
    padding: 22px;
    border-right: 1px solid rgba(255, 255, 255, 0.09);
    background: #0a192f;
}

.decision-tabs button {
    display: flex;
    width: 100%;
    min-height: 70px;
    align-items: center;
    justify-content: space-between;
    padding: 0 18px;
    border: 0;
    border-radius: 17px;
    color: #a6b2c5;
    background: transparent;
    text-align: left;
    font-size: 15px;
    font-weight: 750;
    cursor: pointer;
    transition: color 0.2s ease, background 0.2s ease, transform 0.2s var(--ease);
}

.decision-tabs button + button {
    margin-top: 5px;
}

.decision-tabs button:hover {
    color: var(--white);
    background: rgba(255, 255, 255, 0.05);
}

.decision-tabs button[aria-selected="true"] {
    color: var(--navy);
    background: var(--mint);
    transform: translateX(6px);
}

.decision-tabs i {
    font-style: normal;
}

.decision-panels {
    min-width: 0;
}

.decision-panel {
    min-height: 570px;
    padding: 62px clamp(32px, 6vw, 76px);
    background:
        radial-gradient(circle at 95% 10%, rgba(23, 89, 255, 0.24), transparent 34%),
        linear-gradient(145deg, #102442 0%, #0c1b33 100%);
    animation: panel-in 0.45s var(--ease);
}

@keyframes panel-in {
    from {
        opacity: 0;
        transform: translateY(8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.decision-panel__kicker {
    color: var(--mint);
    font-size: 11px;
    font-weight: 850;
    letter-spacing: 0.16em;
}

.decision-panel h3 {
    margin-top: 19px;
    font-size: clamp(36px, 4vw, 56px);
    font-weight: 820;
    line-height: 1.14;
    letter-spacing: -0.065em;
}

.decision-panel__description {
    max-width: 600px;
    margin-top: 22px;
    color: #b2bfd1;
    font-size: 16px;
    line-height: 1.75;
}

.decision-panel__check {
    margin-top: 32px;
    padding: 22px 24px;
    border: 1px solid rgba(255, 255, 255, 0.11);
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.045);
}

.decision-panel__check strong {
    display: block;
    margin-bottom: 12px;
    color: #d6dfec;
    font-size: 12px;
}

.decision-panel__check ul {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 18px;
}

.decision-panel__check li {
    display: flex;
    align-items: center;
    gap: 7px;
    color: #93a4bb;
    font-size: 13px;
}

.decision-panel__check li span {
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--mint);
}

.services {
    background: var(--white);
}

.service-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
    margin-top: 64px;
}

.service-card {
    position: relative;
    min-height: 365px;
    padding: 36px;
    overflow: hidden;
    border: 1px solid #e2e8f1;
    border-radius: var(--radius-md);
    background: var(--cloud);
    transition: color 0.3s ease, background 0.3s ease, transform 0.3s var(--ease), box-shadow 0.3s ease;
}

.service-card::after {
    content: "";
    position: absolute;
    right: -60px;
    bottom: -70px;
    width: 160px;
    height: 160px;
    border-radius: 50%;
    background: var(--blue);
    opacity: 0;
    transform: scale(0.5);
    transition: opacity 0.3s ease, transform 0.4s var(--ease);
}

.service-card:hover {
    color: var(--white);
    background: var(--navy);
    box-shadow: 0 24px 60px rgba(13, 31, 59, 0.16);
    transform: translateY(-5px);
}

.service-card:hover::after {
    opacity: 0.18;
    transform: scale(1);
}

.service-card__top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    color: var(--blue);
    font-size: 12px;
    font-weight: 850;
    letter-spacing: 0.1em;
}

.service-card__top i {
    display: grid;
    width: 39px;
    height: 39px;
    place-items: center;
    border: 1px solid #d8e1ed;
    border-radius: 50%;
    font-style: normal;
    font-size: 16px;
}

.service-card:hover .service-card__top {
    color: var(--mint);
}

.service-card h3 {
    margin-top: 45px;
    color: var(--navy);
    font-size: clamp(27px, 2.6vw, 36px);
    font-weight: 820;
    letter-spacing: -0.055em;
    transition: color 0.3s ease;
}

.service-card:hover h3 {
    color: var(--white);
}

.service-card > p {
    max-width: 430px;
    margin-top: 14px;
    color: var(--muted);
    line-height: 1.7;
    transition: color 0.3s ease;
}

.service-card:hover > p {
    color: #b8c4d6;
}

.service-card ul {
    position: absolute;
    z-index: 1;
    right: 36px;
    bottom: 34px;
    left: 36px;
    display: flex;
    flex-wrap: wrap;
    gap: 7px;
}

.service-card li {
    padding: 7px 12px;
    border-radius: 999px;
    color: #607088;
    background: var(--white);
    font-size: 12px;
    font-weight: 700;
}

.service-card:hover li {
    color: #d7e0ee;
    background: rgba(255, 255, 255, 0.09);
}

.principle {
    color: var(--white);
    background: var(--blue);
}

.principle__grid {
    display: grid;
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1fr);
    gap: clamp(60px, 8vw, 110px);
    align-items: center;
}

.principle__media {
    position: relative;
}

.principle__media picture {
    display: block;
    aspect-ratio: 1.04;
    overflow: hidden;
    border-radius: 34px;
    background: #0e46d6;
}

.principle__media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.principle__caption {
    position: absolute;
    right: -28px;
    bottom: 30px;
    padding: 15px 19px;
    border-radius: 13px;
    color: var(--navy);
    background: var(--mint);
    font-size: 10px;
    font-weight: 900;
    letter-spacing: 0.11em;
    transform: rotate(-3deg);
}

.section-kicker--mint {
    color: var(--mint);
}

.principle__copy h2 {
    color: var(--white);
}

.principle__copy > p:not(.section-kicker) {
    max-width: 600px;
    margin-top: 28px;
    color: #d5e0ff;
    font-size: 17px;
    line-height: 1.8;
}

.principle__list {
    margin-top: 44px;
    border-top: 1px solid rgba(255, 255, 255, 0.22);
}

.principle__list > div {
    display: grid;
    grid-template-columns: 42px 1fr;
    gap: 14px;
    padding: 20px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.22);
}

.principle__list dt {
    color: var(--mint);
    font-size: 12px;
    font-weight: 850;
}

.principle__list dd {
    display: grid;
    grid-template-columns: 105px 1fr;
    gap: 14px;
}

.principle__list strong {
    font-size: 15px;
}

.principle__list span {
    color: #c1cff6;
    font-size: 14px;
}

.process {
    background: var(--cloud);
}

.process-list {
    margin-top: 66px;
    border-top: 1px solid #cdd7e5;
}

.process-list li {
    display: grid;
    grid-template-columns: 100px minmax(0, 1fr) 56px;
    gap: 28px;
    align-items: center;
    min-height: 170px;
    border-bottom: 1px solid #cdd7e5;
    transition: padding 0.3s var(--ease), background 0.3s ease;
}

.process-list li:hover {
    padding-inline: 24px;
    background: var(--white);
}

.process-list__number {
    color: var(--blue);
    font-size: 38px;
    font-weight: 850;
    letter-spacing: -0.07em;
}

.process-list h3 {
    color: var(--navy);
    font-size: clamp(23px, 2.2vw, 31px);
    font-weight: 820;
    letter-spacing: -0.05em;
}

.process-list p {
    max-width: 620px;
    margin-top: 8px;
    color: var(--muted);
    font-size: 15px;
}

.process-list__arrow {
    display: grid;
    width: 52px;
    height: 52px;
    place-items: center;
    border: 1px solid #cbd6e4;
    border-radius: 50%;
    color: var(--blue);
    font-size: 20px;
    transition: color 0.2s ease, background 0.2s ease, transform 0.2s var(--ease);
}

.process-list li:hover .process-list__arrow {
    color: var(--white);
    background: var(--blue);
    transform: rotate(-45deg);
}

.experts {
    padding-top: 0;
    background: var(--cloud);
}

.experts__card {
    display: grid;
    grid-template-columns: minmax(0, 1.08fr) minmax(380px, 0.78fr);
    min-height: 680px;
    overflow: hidden;
    border-radius: var(--radius-lg);
    color: var(--white);
    background: var(--navy);
    box-shadow: 0 32px 80px rgba(9, 29, 60, 0.14);
}

.experts__content {
    display: flex;
    min-width: 0;
    flex-direction: column;
    justify-content: center;
    padding: clamp(48px, 7vw, 84px);
}

.experts__content h2 {
    color: var(--white);
}

.experts__content blockquote {
    max-width: 630px;
    margin-top: 34px;
    color: #c4cfdf;
    font-size: 17px;
    line-height: 1.85;
}

.expert-profile {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 30px;
    margin-top: 42px;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.expert-profile strong {
    display: block;
    font-size: 22px;
}

.expert-profile span {
    display: block;
    margin-top: 2px;
    color: #8697af;
    font-size: 13px;
}

.expert-profile ul {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 6px;
}

.expert-profile li {
    padding: 7px 11px;
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 999px;
    color: #bdc9da;
    font-size: 11px;
}

.sample-note {
    margin-top: 20px;
    padding: 13px 15px;
    border-radius: 12px;
    color: #9baac0;
    background: rgba(255, 255, 255, 0.05);
    font-size: 11px;
    line-height: 1.6;
}

.experts__media {
    display: block;
    min-height: 680px;
    background: #1b3454;
}

.experts__media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.faq {
    background: var(--white);
}

.faq__grid {
    display: grid;
    grid-template-columns: minmax(260px, 0.65fr) minmax(0, 1fr);
    gap: clamp(60px, 9vw, 130px);
}

.faq__intro {
    position: sticky;
    top: 130px;
    align-self: start;
}

.faq__intro > p:not(.section-kicker) {
    margin-top: 23px;
    color: var(--muted);
    line-height: 1.75;
}

.text-link {
    display: inline-flex;
    align-items: center;
    gap: 22px;
    margin-top: 27px;
    padding-bottom: 5px;
    border-bottom: 1px solid currentColor;
    color: var(--blue);
    font-size: 14px;
    font-weight: 800;
}

.faq__list {
    border-top: 1px solid #cad5e3;
}

.faq details {
    border-bottom: 1px solid #cad5e3;
}

.faq summary {
    display: flex;
    min-height: 94px;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    color: var(--navy);
    font-size: 18px;
    font-weight: 760;
    cursor: pointer;
    list-style: none;
}

.faq summary::-webkit-details-marker {
    display: none;
}

.faq summary i {
    position: relative;
    width: 26px;
    height: 26px;
    flex: 0 0 auto;
    border-radius: 50%;
    background: var(--cloud);
}

.faq summary i::before,
.faq summary i::after {
    content: "";
    position: absolute;
    top: 12px;
    left: 8px;
    width: 10px;
    height: 2px;
    background: var(--blue);
    transition: transform 0.25s ease;
}

.faq summary i::after {
    transform: rotate(90deg);
}

.faq details[open] summary i::after {
    transform: rotate(0);
}

.faq details > p {
    max-width: 680px;
    padding: 0 48px 30px 0;
    color: var(--muted);
    line-height: 1.8;
}

.contact {
    padding-top: 0;
    color: var(--white);
    background: var(--white);
}

.contact__panel {
    display: grid;
    grid-template-columns: minmax(0, 0.9fr) minmax(400px, 0.7fr);
    gap: 70px;
    align-items: center;
    padding: clamp(55px, 8vw, 100px);
    border-radius: var(--radius-lg);
    background:
        radial-gradient(circle at 8% 95%, rgba(23, 89, 255, 0.32), transparent 34%),
        var(--navy);
}

.contact__copy h2 {
    color: var(--white);
}

.contact__copy > p:not(.section-kicker) {
    margin-top: 25px;
    color: #aebbd0;
    font-size: 16px;
}

.contact__actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
}

.contact-link {
    display: flex;
    min-width: 0;
    min-height: 142px;
    flex-direction: column;
    justify-content: space-between;
    padding: 21px;
    border: 1px solid rgba(255, 255, 255, 0.13);
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.06);
    transition: transform 0.25s var(--ease), background 0.25s ease, border-color 0.25s ease;
}

.contact-link:hover {
    border-color: rgba(255, 255, 255, 0.3);
    background: rgba(255, 255, 255, 0.11);
    transform: translateY(-4px);
}

.contact-link--kakao {
    color: #171713;
    border-color: var(--kakao);
    background: var(--kakao);
}

.contact-link--kakao:hover {
    border-color: #ffe81e;
    background: #ffe81e;
}

.contact-link span {
    min-width: 0;
}

.contact-link small {
    display: block;
    overflow: hidden;
    margin-bottom: 5px;
    color: #8594aa;
    font-size: 10px;
    font-weight: 700;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.contact-link--kakao small {
    color: #786f00;
}

.contact-link strong {
    display: block;
    font-size: 15px;
}

.contact-link i {
    align-self: flex-end;
    font-style: normal;
}

.location-card {
    display: grid;
    grid-template-columns: minmax(200px, 0.7fr) minmax(300px, 1fr) auto;
    gap: 30px;
    align-items: center;
    margin-top: 16px;
    padding: 29px 34px;
    border: 1px solid #dae3ee;
    border-radius: 21px;
    color: var(--ink);
    background: var(--cloud);
}

.location-card > div {
    display: flex;
    align-items: center;
    gap: 14px;
}

.location-card__pin {
    display: grid;
    width: 42px;
    height: 42px;
    place-items: center;
    border-radius: 14px;
    color: var(--mint);
    background: var(--blue);
    font-size: 11px;
}

.location-card small {
    display: block;
    color: var(--blue);
    font-size: 9px;
    font-weight: 900;
    letter-spacing: 0.1em;
}

.location-card h3 {
    margin-top: 2px;
    color: var(--navy);
    font-size: 17px;
}

.location-card address {
    color: var(--muted);
    font-size: 13px;
    line-height: 1.7;
}

.text-link--dark {
    margin-top: 0;
    color: var(--navy);
    white-space: nowrap;
}

.site-footer {
    padding: 74px 0 52px;
    color: #9eacc0;
    background: #041024;
}

.site-footer__top,
.site-footer__bottom {
    display: flex;
    justify-content: space-between;
    gap: 40px;
}

.brand--footer .brand__name {
    color: var(--white);
}

.site-footer__top > p {
    color: #d6dfec;
    font-size: 22px;
    font-weight: 700;
    line-height: 1.5;
    text-align: right;
}

.site-footer__bottom {
    align-items: flex-end;
    margin-top: 65px;
    padding-top: 25px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 11px;
}

.site-footer__bottom > div {
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.mobile-actions {
    display: none;
}

.toast {
    position: fixed;
    z-index: 1000;
    right: 24px;
    bottom: 24px;
    display: grid;
    width: min(360px, calc(100vw - 48px));
    gap: 3px;
    padding: 17px 20px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 16px;
    color: var(--white);
    background: rgba(8, 23, 46, 0.96);
    box-shadow: 0 18px 50px rgba(0, 0, 0, 0.22);
    opacity: 0;
    pointer-events: none;
    transform: translateY(18px);
    transition: opacity 0.25s ease, transform 0.3s var(--ease);
}

.toast.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.toast strong {
    color: var(--mint);
    font-size: 13px;
}

.toast span {
    color: #b4c0d1;
    font-size: 11px;
}

@media (max-width: 1080px) {
    .primary-nav {
        gap: 18px;
        margin-right: 20px;
    }

    .primary-nav a {
        font-size: 13px;
    }

    .hero__grid {
        grid-template-columns: minmax(0, 1fr) minmax(390px, 0.78fr);
        gap: 50px;
    }

    .hero__status {
        right: -8px;
    }

    .hero__index {
        left: -20px;
    }

    .contact__panel {
        gap: 42px;
        padding-inline: 58px;
    }
}

@media (max-width: 900px) {
    :root {
        --header-height: 72px;
    }

    .container {
        width: min(calc(100% - 36px), var(--container));
    }

    .section {
        padding: 104px 0;
    }

    .header-action {
        margin-left: auto;
        margin-right: 10px;
    }

    .menu-button {
        position: relative;
        z-index: 2;
        display: grid;
        width: 46px;
        height: 46px;
        padding: 0;
        place-items: center;
        border: 0;
        border-radius: 14px;
        background: var(--white);
        cursor: pointer;
    }

    .menu-button span:not(.sr-only) {
        position: absolute;
        width: 19px;
        height: 2px;
        border-radius: 2px;
        background: var(--navy);
        transition: transform 0.25s ease;
    }

    .menu-button span:nth-child(2) {
        transform: translateY(-4px);
    }

    .menu-button span:nth-child(3) {
        transform: translateY(4px);
    }

    .menu-button[aria-expanded="true"] span:nth-child(2) {
        transform: rotate(45deg);
    }

    .menu-button[aria-expanded="true"] span:nth-child(3) {
        transform: rotate(-45deg);
    }

    .primary-nav {
        position: fixed;
        inset: var(--header-height) 0 auto;
        display: grid;
        gap: 0;
        margin: 0;
        padding: 20px 18px 30px;
        border-bottom: 1px solid var(--line);
        background: rgba(255, 255, 255, 0.98);
        box-shadow: 0 24px 50px rgba(19, 43, 77, 0.11);
        opacity: 0;
        pointer-events: none;
        transform: translateY(-12px);
        transition: opacity 0.22s ease, transform 0.3s var(--ease);
    }

    .primary-nav.is-open {
        opacity: 1;
        pointer-events: auto;
        transform: translateY(0);
    }

    .primary-nav a {
        padding: 14px 10px;
        border-bottom: 1px solid #edf1f6;
        color: var(--navy);
        font-size: 16px;
    }

    .primary-nav a:last-child {
        border-bottom: 0;
    }

    .primary-nav a::after {
        display: none;
    }

    .hero {
        padding-top: 52px;
    }

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

    .hero__copy {
        padding: 20px 0;
    }

    .hero h1 {
        max-width: 680px;
        font-size: clamp(56px, 11vw, 80px);
    }

    .hero__visual {
        width: min(560px, 88%);
        margin-left: auto;
    }

    .hero__picture {
        aspect-ratio: 1.05;
    }

    .decision-app {
        grid-template-columns: 1fr;
    }

    .decision-tabs {
        display: flex;
        gap: 7px;
        overflow-x: auto;
        padding: 15px;
        border-right: 0;
        border-bottom: 1px solid rgba(255, 255, 255, 0.09);
        scrollbar-width: none;
    }

    .decision-tabs::-webkit-scrollbar {
        display: none;
    }

    .decision-tabs button {
        width: auto;
        min-width: max-content;
        min-height: 48px;
        flex: 0 0 auto;
        padding: 0 16px;
        font-size: 13px;
    }

    .decision-tabs button + button {
        margin: 0;
    }

    .decision-tabs button[aria-selected="true"] {
        transform: none;
    }

    .decision-tabs i {
        display: none;
    }

    .decision-panel {
        min-height: 540px;
    }

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

    .principle__media {
        width: min(640px, 92%);
    }

    .principle__media picture {
        aspect-ratio: 1.4;
    }

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

    .experts__media {
        min-height: 520px;
    }

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

    .faq__intro {
        position: static;
    }

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

    .location-card {
        grid-template-columns: 1fr auto;
    }

    .location-card address {
        grid-column: 1 / -1;
        grid-row: 2;
    }
}

@media (max-width: 640px) {
    :root {
        --radius-lg: 26px;
    }

    body {
        padding-bottom: calc(78px + env(safe-area-inset-bottom));
        word-break: keep-all;
    }

    .container {
        width: min(calc(100% - 32px), var(--container));
    }

    .section {
        padding: 84px 0;
    }

    .demo-notice {
        min-height: 42px;
        padding-inline: 14px;
        font-size: 10px;
        line-height: 1.4;
    }

    .demo-notice__dot {
        display: none;
    }

    .brand__name small {
        display: none;
    }

    .header-action {
        display: none;
    }

    .menu-button {
        margin-left: auto;
    }

    .hero {
        min-height: 0;
        padding: 42px 0 72px;
    }

    .hero__glow {
        top: -100px;
        right: -240px;
        width: 500px;
        height: 500px;
    }

    .hero__copy {
        padding: 0;
    }

    .eyebrow {
        font-size: 10px;
        letter-spacing: 0.09em;
    }

    .eyebrow span {
        width: 20px;
    }

    .hero h1 {
        margin-top: 21px;
        font-size: clamp(45px, 14vw, 62px);
        line-height: 1.07;
    }

    .hero__intro {
        margin-top: 24px;
        font-size: 16px;
        line-height: 1.7;
    }

    .hero__actions {
        display: grid;
        grid-template-columns: 1fr;
        margin-top: 31px;
    }

    .button {
        width: 100%;
        min-width: 0;
        min-height: 56px;
    }

    .hero__assurance {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 10px 7px;
        margin-top: 28px;
        font-size: 11px;
    }

    .hero__visual {
        width: calc(100% - 12px);
        margin-top: 16px;
    }

    .hero__picture {
        aspect-ratio: 0.9;
        border-radius: 28px 28px 75px 28px;
    }

    .hero__visual::before {
        right: -12px;
        bottom: 22px;
        width: 90px;
        height: 90px;
        border-radius: 24px;
    }

    .hero__status {
        right: -4px;
        bottom: 24px;
        width: calc(100% - 24px);
        padding: 15px;
        border-radius: 16px;
    }

    .hero__status strong {
        font-size: 12px;
    }

    .hero__index {
        top: 18px;
        left: -12px;
        padding: 12px;
    }

    .hero__index strong {
        font-size: 21px;
    }

    .hero__index span {
        font-size: 7px;
    }

    .section-heading h2,
    .principle__copy h2,
    .experts__content h2,
    .faq__intro h2,
    .contact__copy h2 {
        font-size: clamp(35px, 10.8vw, 47px);
        line-height: 1.18;
    }

    .section-heading--split {
        display: block;
    }

    .section-heading--split > p {
        margin-top: 20px;
        padding-bottom: 0;
        font-size: 14px;
    }

    .decision-app {
        margin-top: 42px;
        border-radius: 24px;
    }

    .decision-tabs {
        padding: 11px;
    }

    .decision-panel {
        min-height: 0;
        padding: 38px 23px;
    }

    .decision-panel h3 {
        font-size: clamp(32px, 9.5vw, 43px);
    }

    .decision-panel__description {
        font-size: 14px;
    }

    .decision-panel__check {
        padding: 18px;
    }

    .decision-panel__check ul {
        display: grid;
    }

    .service-grid {
        grid-template-columns: 1fr;
        margin-top: 42px;
    }

    .service-card {
        min-height: 330px;
        padding: 27px;
    }

    .service-card h3 {
        margin-top: 34px;
    }

    .service-card ul {
        right: 27px;
        bottom: 27px;
        left: 27px;
    }

    .principle__grid {
        gap: 55px;
    }

    .principle__media {
        width: calc(100% - 14px);
    }

    .principle__media picture {
        aspect-ratio: 0.92;
        border-radius: 25px;
    }

    .principle__caption {
        right: -14px;
        bottom: 20px;
        padding: 12px;
        font-size: 8px;
    }

    .principle__copy > p:not(.section-kicker) {
        margin-top: 21px;
        font-size: 15px;
    }

    .principle__list {
        margin-top: 32px;
    }

    .principle__list dd {
        grid-template-columns: 1fr;
        gap: 3px;
    }

    .principle__list span {
        font-size: 12px;
    }

    .process-list {
        margin-top: 43px;
    }

    .process-list li {
        grid-template-columns: 49px minmax(0, 1fr);
        gap: 12px;
        min-height: 155px;
        padding: 24px 0;
    }

    .process-list li:hover {
        padding-inline: 12px;
    }

    .process-list__number {
        align-self: start;
        padding-top: 3px;
        font-size: 24px;
    }

    .process-list h3 {
        font-size: 23px;
    }

    .process-list p {
        font-size: 13px;
        line-height: 1.7;
    }

    .process-list__arrow {
        display: none;
    }

    .experts {
        padding-top: 0;
    }

    .experts__card {
        min-height: 0;
        border-radius: 25px;
    }

    .experts__content {
        padding: 44px 25px;
    }

    .experts__content blockquote {
        margin-top: 25px;
        font-size: 15px;
    }

    .expert-profile {
        display: block;
        margin-top: 31px;
    }

    .expert-profile ul {
        justify-content: flex-start;
        margin-top: 18px;
    }

    .experts__media {
        min-height: 390px;
    }

    .faq__grid {
        gap: 48px;
    }

    .faq summary {
        min-height: 82px;
        font-size: 15px;
    }

    .faq details > p {
        padding-right: 18px;
        font-size: 13px;
    }

    .contact__panel {
        gap: 42px;
        padding: 43px 22px;
        border-radius: 25px;
    }

    .contact__copy > p:not(.section-kicker) {
        font-size: 14px;
    }

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

    .contact-link {
        min-height: 105px;
    }

    .location-card {
        display: block;
        padding: 24px;
    }

    .location-card address {
        margin-top: 21px;
    }

    .location-card .text-link {
        margin-top: 20px;
    }

    .site-footer {
        padding: 58px 0 36px;
    }

    .site-footer__top,
    .site-footer__bottom {
        display: block;
    }

    .site-footer__top > p {
        margin-top: 34px;
        font-size: 18px;
        text-align: left;
    }

    .site-footer__bottom {
        margin-top: 43px;
    }

    .site-footer__bottom > p {
        margin-top: 18px;
    }

    .mobile-actions {
        position: fixed;
        z-index: 90;
        right: 0;
        bottom: 0;
        left: 0;
        display: grid;
        grid-template-columns: 88px 1fr;
        gap: 8px;
        padding: 9px 12px calc(9px + env(safe-area-inset-bottom));
        border-top: 1px solid rgba(210, 220, 233, 0.9);
        background: rgba(255, 255, 255, 0.94);
        box-shadow: 0 -12px 34px rgba(16, 39, 72, 0.1);
        backdrop-filter: blur(14px);
        -webkit-backdrop-filter: blur(14px);
    }

    .mobile-actions a {
        display: flex;
        min-height: 53px;
        align-items: center;
        justify-content: center;
        gap: 7px;
        border-radius: 15px;
        color: var(--navy);
        background: #edf2f8;
        font-size: 13px;
        font-weight: 850;
    }

    .mobile-actions__primary {
        color: var(--white) !important;
        background: var(--blue) !important;
    }

    .toast {
        right: 16px;
        bottom: calc(84px + env(safe-area-inset-bottom));
        width: calc(100vw - 32px);
    }
}

@media (max-width: 360px) {
    .container {
        width: calc(100% - 28px);
    }

    .brand__name {
        font-size: 18px;
    }

    .hero h1 {
        font-size: 43px;
    }

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

    .section-heading h2,
    .principle__copy h2,
    .experts__content h2,
    .faq__intro h2,
    .contact__copy h2 {
        font-size: 34px;
    }

    .decision-panel {
        padding-inline: 18px;
    }

    .decision-panel h3 {
        font-size: 31px;
    }

    .service-card {
        padding: 23px;
    }

    .service-card ul {
        right: 23px;
        left: 23px;
    }
}

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

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
    }
}