@charset "utf-8";

:root {
    --isri-navy: #0b1f33;
    --isri-navy-soft: #17324d;
    --isri-blue: #1677b8;
    --isri-sky: #eaf5fb;
    --isri-magenta: #9a2b9d;
    --isri-magenta-dark: #79217c;
    --isri-ink: #17212b;
    --isri-muted: #667482;
    --isri-line: #dfe7ed;
    --isri-surface: #f5f8fa;
    --isri-white: #ffffff;
    --isri-shadow: 0 18px 50px rgba(11, 31, 51, 0.10);
    --isri-radius: 22px;
    --isri-container: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body.isri-body {
    margin: 0;
    min-width: 320px;
    color: var(--isri-ink);
    background: var(--isri-white);
    font-family: "Pretendard", "Noto Sans KR", "Apple SD Gothic Neo", "Malgun Gothic", sans-serif;
    font-size: 16px;
    line-height: 1.65;
    word-break: keep-all;
    -webkit-font-smoothing: antialiased;
}
body.isri-body a { color: inherit; text-decoration: none; }
body.isri-body img { max-width: 100%; }
body.isri-body button,
body.isri-body input,
body.isri-body select,
body.isri-body textarea { font: inherit; }
.isri-container { width: min(calc(100% - 40px), var(--isri-container)); margin: 0 auto; }
.isri-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;
}
.isri-skip-link {
    position: fixed;
    top: 12px;
    left: 12px;
    z-index: 9999;
    transform: translateY(-160%);
    padding: 10px 16px;
    border-radius: 10px;
    color: #fff !important;
    background: var(--isri-navy);
}
.isri-skip-link:focus { transform: translateY(0); }

/* Header */
.isri-site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.97);
    border-bottom: 1px solid rgba(11, 31, 51, 0.08);
    box-shadow: 0 8px 24px rgba(11, 31, 51, 0.04);
    backdrop-filter: blur(16px);
}
.isri-utility-bar { color: #dce8f2; background: var(--isri-navy); }
.isri-utility-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 34px;
    font-size: 12px;
    letter-spacing: -0.02em;
}
.isri-utility-inner p { margin: 0; }
.isri-utility-links { display: flex; gap: 24px; }
.isri-utility-links a { color: #dce8f2 !important; }
.isri-utility-links a:hover { color: #fff !important; }
.isri-header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 86px;
    gap: 36px;
}
.isri-brand { display: block; flex: 0 0 auto; line-height: 0; }
.isri-brand img { display: block; width: 255px; height: auto; }
.isri-primary-navigation { align-self: stretch; margin-left: auto; }
.isri-primary-navigation > ul {
    display: flex;
    align-items: stretch;
    height: 100%;
    margin: 0;
    padding: 0;
    list-style: none;
}
.isri-nav-item { position: relative; display: flex; align-items: stretch; }
.isri-nav-link {
    position: relative;
    display: flex;
    align-items: center;
    padding: 0 25px;
    color: var(--isri-ink) !important;
    font-size: 16px !important;
    font-weight: 700;
    letter-spacing: -0.04em;
}
.isri-nav-link::after {
    content: "";
    position: absolute;
    right: 25px;
    bottom: 17px;
    left: 25px;
    height: 3px;
    transform: scaleX(0);
    transform-origin: center;
    border-radius: 999px;
    background: var(--isri-magenta);
    transition: transform 180ms ease;
}
.isri-nav-item:hover .isri-nav-link::after,
.isri-nav-item:focus-within .isri-nav-link::after,
.isri-nav-item.is-active .isri-nav-link::after { transform: scaleX(1); }
.isri-nav-item.is-active .isri-nav-link { color: var(--isri-magenta-dark) !important; }
.isri-submenu-toggle { display: none; }
.isri-submenu {
    position: absolute;
    top: calc(100% - 8px);
    left: 50%;
    z-index: 30;
    min-width: 190px;
    margin: 0;
    padding: 10px;
    transform: translate(-50%, 10px);
    visibility: hidden;
    opacity: 0;
    list-style: none;
    border: 1px solid rgba(11, 31, 51, 0.08);
    border-radius: 15px;
    background: #fff;
    box-shadow: var(--isri-shadow);
    transition: opacity 160ms ease, transform 160ms ease, visibility 160ms ease;
}
.isri-nav-item:hover .isri-submenu,
.isri-nav-item:focus-within .isri-submenu {
    transform: translate(-50%, 0);
    visibility: visible;
    opacity: 1;
}
.isri-submenu a {
    display: block;
    padding: 10px 13px;
    border-radius: 9px;
    color: #405160 !important;
    font-size: 14px !important;
    font-weight: 600;
    white-space: nowrap;
}
.isri-submenu a:hover,
.isri-submenu a.is-current { color: var(--isri-magenta-dark) !important; background: #fbf3fb; }
.isri-header-actions { display: flex; flex: 0 0 auto; align-items: center; gap: 9px; }
.isri-admin-access {
    display: inline-flex;
    min-height: 42px;
    align-items: center;
    justify-content: center;
    gap: 7px;
    padding: 0 13px;
    border: 1px solid var(--isri-line);
    border-radius: 12px;
    color: #526571 !important;
    background: #fff;
    font-size: 12px !important;
    font-weight: 800;
    transition: border-color 160ms ease, color 160ms ease, background 160ms ease;
}
.isri-admin-access svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.isri-admin-access:hover,
.isri-admin-access:focus-visible { border-color: #e1b9da; color: var(--isri-magenta-dark) !important; background: #fbf3fb; }
.isri-menu-toggle {
    display: none;
    width: 44px;
    height: 44px;
    padding: 0;
    border: 0;
    border-radius: 12px;
    color: var(--isri-navy);
    background: var(--isri-surface);
}
.isri-menu-toggle-lines,
.isri-menu-toggle-lines::before,
.isri-menu-toggle-lines::after {
    position: relative;
    display: block;
    width: 21px;
    height: 2px;
    margin: auto;
    border-radius: 2px;
    background: currentColor;
    transition: transform 180ms ease;
}
.isri-menu-toggle-lines::before,
.isri-menu-toggle-lines::after { content: ""; position: absolute; left: 0; }
.isri-menu-toggle-lines::before { top: -7px; }
.isri-menu-toggle-lines::after { top: 7px; }
.isri-menu-toggle[aria-expanded="true"] .isri-menu-toggle-lines { background: transparent; }
.isri-menu-toggle[aria-expanded="true"] .isri-menu-toggle-lines::before { top: 0; transform: rotate(45deg); }
.isri-menu-toggle[aria-expanded="true"] .isri-menu-toggle-lines::after { top: 0; transform: rotate(-45deg); }

/* Home */
.isri-hero {
    position: relative;
    min-height: 610px;
    overflow: hidden;
    color: #fff;
    background: var(--isri-navy) url('/image/main02.jpg') center / cover no-repeat;
}
.isri-hero-slides,
.isri-hero-slide { position: absolute; inset: 0; }
.isri-hero-slides { z-index: 0; overflow: hidden; background: var(--isri-navy); }
.isri-hero-slide {
    opacity: 0;
    background-image: var(--isri-hero-image);
    background-position: center;
    background-size: cover;
    transform: scale(1.025);
    transition: opacity 1100ms ease;
    will-change: opacity, transform;
}
.isri-hero-slide.is-active {
    z-index: 1;
    opacity: 1;
    animation: isri-hero-drift 7.2s ease-out both;
}
.isri-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 1;
    opacity: 0.8;
    background:
        linear-gradient(90deg, rgba(5, 24, 40, 0.96) 0%, rgba(5, 24, 40, 0.80) 38%, rgba(5, 24, 40, 0.22) 68%, rgba(5, 24, 40, 0.12) 100%),
        linear-gradient(0deg, rgba(5, 24, 40, 0.30), transparent 45%);
    will-change: opacity;
}
.isri-hero.is-left-brightening::before { animation: isri-hero-left-brighten 2.8s cubic-bezier(.18,.72,.28,1) both; }
.isri-hero::after {
    content: "";
    position: absolute;
    right: -120px;
    bottom: -260px;
    z-index: 1;
    width: 560px;
    height: 560px;
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 50%;
    box-shadow: 0 0 0 80px rgba(255, 255, 255, 0.03), 0 0 0 160px rgba(255, 255, 255, 0.02);
}
.isri-hero-content {
    position: relative;
    z-index: 2;
    display: flex;
    min-height: 610px;
    align-items: center;
    padding-top: 40px;
    padding-bottom: 70px;
}
.isri-hero-copy { max-width: 680px; }
.isri-hero-copy > * { opacity: 0; animation: isri-hero-copy-rise 720ms cubic-bezier(.2,.75,.25,1) forwards; }
.isri-hero-copy > :nth-child(1) { animation-delay: 120ms; }
.isri-hero-copy > :nth-child(2) { animation-delay: 220ms; }
.isri-hero-copy > :nth-child(3) { animation-delay: 340ms; }
.isri-hero-copy > :nth-child(4) { animation-delay: 460ms; }
.isri-hero-copy.is-slide-updated h1,
.isri-hero-copy.is-slide-updated .isri-hero-description { animation: isri-hero-copy-refresh 620ms cubic-bezier(.2,.75,.25,1) both; }
.isri-eyebrow {
    margin: 0 0 14px;
    color: var(--isri-magenta);
    font-size: 13px;
    font-weight: 800;
    letter-spacing: 0.16em;
}
.isri-hero .isri-eyebrow { color: #df9ce1; }
.isri-hero h1 {
    margin: 0;
    font-size: clamp(42px, 5.4vw, 70px);
    line-height: 1.14;
    letter-spacing: -0.055em;
}
.isri-hero h1 em { color: #f0b4f1; font-style: normal; }
.isri-hero-description {
    max-width: 600px;
    margin: 24px 0 0;
    color: #dce8f0;
    font-size: 18px;
    line-height: 1.8;
    letter-spacing: -0.025em;
}
.isri-hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 38px; }
.isri-hero-controls {
    position: absolute;
    right: 0;
    bottom: 34px;
    left: 0;
    z-index: 3;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 15px;
    pointer-events: none;
}
.isri-hero-controls > * { pointer-events: auto; }
.isri-hero-dots { display: flex; align-items: center; gap: 7px; }
.isri-hero-dots button {
    width: 7px;
    height: 7px;
    padding: 0;
    border: 0;
    border-radius: 99px;
    background: rgba(255,255,255,.48);
    cursor: pointer;
    transition: width 220ms ease, background 220ms ease;
}
.isri-hero-dots button.is-active { width: 28px; background: #fff; }
.isri-hero-dots button:focus-visible { outline: 2px solid #fff; outline-offset: 4px; }
.isri-hero-count { display: flex; gap: 5px; align-items: baseline; margin: 0; color: rgba(255,255,255,.62); font-size: 11px; font-weight: 800; letter-spacing: .08em; }
.isri-hero-count strong { color: #fff; font-size: 15px; }
.isri-hero-toggle {
    display: inline-flex;
    min-height: 38px;
    align-items: center;
    gap: 8px;
    padding: 0 13px;
    border: 1px solid rgba(255,255,255,.28);
    border-radius: 999px;
    color: #fff;
    background: rgba(6,24,39,.5);
    backdrop-filter: blur(8px);
    cursor: pointer;
    font-size: 11px;
    font-weight: 700;
}
.isri-hero-toggle:hover,
.isri-hero-toggle:focus-visible { border-color: rgba(255,255,255,.7); background: rgba(6,24,39,.72); }
.isri-hero-toggle-icon { position: relative; display: block; width: 11px; height: 12px; }
.isri-hero-toggle-icon::before,
.isri-hero-toggle-icon::after { position: absolute; top: 1px; width: 3px; height: 10px; border-radius: 2px; background: currentColor; content: ""; }
.isri-hero-toggle-icon::before { left: 1px; }
.isri-hero-toggle-icon::after { right: 1px; }
.isri-hero-toggle[data-state="paused"] .isri-hero-toggle-icon::before { top: 0; left: 2px; width: 0; height: 0; border-top: 6px solid transparent; border-bottom: 6px solid transparent; border-left: 9px solid currentColor; border-radius: 0; background: transparent; }
.isri-hero-toggle[data-state="paused"] .isri-hero-toggle-icon::after { display: none; }
.isri-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    min-height: 52px;
    padding: 0 24px;
    border: 1px solid transparent;
    border-radius: 999px;
    color: #fff !important;
    font-size: 14px !important;
    font-weight: 800;
    transition: transform 160ms ease, background 160ms ease, border-color 160ms ease;
}
.isri-button:hover { transform: translateY(-2px); }
.isri-button-primary { background: var(--isri-magenta); }
.isri-button-primary:hover { background: #ad3db0; }
.isri-button-ghost { border-color: rgba(255, 255, 255, 0.42); background: rgba(255, 255, 255, 0.08); }
.isri-button-ghost:hover { border-color: #fff; background: rgba(255, 255, 255, 0.16); }
.isri-trust-strip { position: relative; z-index: 3; margin-top: -46px; }
.isri-trust-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    overflow: hidden;
    border-radius: var(--isri-radius);
    background: #fff;
    box-shadow: var(--isri-shadow);
}
.isri-trust-item { display: flex; gap: 18px; min-height: 118px; align-items: center; padding: 26px 34px; }
.isri-trust-item + .isri-trust-item { border-left: 1px solid var(--isri-line); }
.isri-trust-number {
    display: grid;
    flex: 0 0 auto;
    width: 42px;
    height: 42px;
    place-items: center;
    border-radius: 13px;
    color: var(--isri-magenta-dark);
    background: #f8edf8;
    font-size: 13px;
    font-weight: 900;
}
.isri-trust-item strong { display: block; margin-bottom: 2px; font-size: 16px; }
.isri-trust-item p { margin: 0; color: var(--isri-muted); font-size: 13px; line-height: 1.55; }
.isri-home-section { padding: 112px 0; }
.isri-home-section.is-soft { background: var(--isri-surface); }
.isri-section-heading { display: flex; align-items: end; justify-content: space-between; gap: 30px; margin-bottom: 38px; }
.isri-section-heading h2 { margin: 0; font-size: clamp(30px, 4vw, 46px); line-height: 1.25; letter-spacing: -0.055em; }
.isri-section-heading > p { max-width: 470px; margin: 0; color: var(--isri-muted); font-size: 15px; }
.isri-service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.isri-service-card {
    position: relative;
    min-height: 420px;
    overflow: hidden;
    border-radius: var(--isri-radius);
    color: #fff !important;
    background: var(--isri-navy);
    box-shadow: 0 12px 32px rgba(11, 31, 51, 0.10);
}
.isri-service-card img { width: 100%; height: 100%; object-fit: cover; opacity: 0.72; transition: transform 500ms ease, opacity 300ms ease; }
.isri-service-card::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 22%, rgba(7, 24, 40, 0.92) 100%); }
.isri-service-card-copy { position: absolute; right: 0; bottom: 0; left: 0; z-index: 2; padding: 32px; }
.isri-service-card-copy span { display: block; margin-bottom: 10px; color: #d9a8da; font-size: 12px; font-weight: 800; letter-spacing: 0.12em; }
.isri-service-card-copy h3 { margin: 0 0 10px; font-size: 25px; letter-spacing: -0.04em; }
.isri-service-card-copy p { margin: 0; color: #d9e3ea; font-size: 14px; line-height: 1.7; }
.isri-service-card-copy b { display: grid; width: 42px; height: 42px; margin-top: 22px; place-items: center; border: 1px solid rgba(255,255,255,.35); border-radius: 50%; font-size: 18px; }
.isri-service-card:hover img { transform: scale(1.045); opacity: 0.86; }
.isri-information-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.isri-information-card { min-width: 0; padding: 30px; border: 1px solid var(--isri-line); border-radius: var(--isri-radius); background: #fff; }
.isri-gallery-card { grid-column: 1 / -1; }
.isri-quick-grid { display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 20px; }
.isri-quick-card {
    position: relative;
    min-height: 210px;
    overflow: hidden;
    padding: 30px;
    border: 1px solid var(--isri-line);
    border-radius: var(--isri-radius);
    background: #fff;
    transition: transform 180ms ease, box-shadow 180ms ease;
}
.isri-quick-card:first-child { color: #fff; border-color: var(--isri-navy); background: var(--isri-navy); }
.isri-quick-card:hover { transform: translateY(-4px); box-shadow: var(--isri-shadow); }
.isri-quick-card span { color: var(--isri-magenta); font-size: 12px; font-weight: 900; letter-spacing: .14em; }
.isri-quick-card:first-child span { color: #dfa8e1; }
.isri-quick-card h3 { margin: 26px 0 8px; font-size: 23px; letter-spacing: -.04em; }
.isri-quick-card p { margin: 0; color: var(--isri-muted); font-size: 14px; }
.isri-quick-card:first-child p { color: #cbd9e3; }
.isri-quick-arrow { position: absolute; right: 26px; bottom: 24px; font-size: 24px; }

html.isri-motion-enabled .isri-reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 650ms ease var(--isri-reveal-delay, 0ms), transform 650ms cubic-bezier(.2,.75,.25,1) var(--isri-reveal-delay, 0ms);
}
html.isri-motion-enabled .isri-reveal.is-visible { opacity: 1; transform: translateY(0); }
html.isri-motion-enabled .isri-quick-card.isri-reveal.is-visible:hover { transform: translateY(-4px); }

@keyframes isri-hero-drift {
    from { transform: scale(1.025); }
    to { transform: scale(1.085); }
}
@keyframes isri-hero-left-brighten {
    0% { opacity: 1; }
    34% { opacity: .94; }
    100% { opacity: .8; }
}
@keyframes isri-hero-copy-rise {
    from { opacity: 0; transform: translateY(22px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes isri-hero-copy-refresh {
    from { opacity: 0; transform: translateY(14px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Latest content */
.isri-feed-header { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 16px; }
.isri-feed-header h3 { margin: 0; font-size: 20px; letter-spacing: -.04em; }
.isri-feed-header a { color: var(--isri-muted) !important; font-size: 13px !important; font-weight: 700; }
.isri-feed-list { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--isri-line); }
.isri-feed-item { border-bottom: 1px solid var(--isri-line); }
.isri-feed-item a { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 15px 2px; }
.isri-feed-subject { min-width: 0; overflow: hidden; color: #354554; font-size: 14px; text-overflow: ellipsis; white-space: nowrap; }
.isri-feed-date { flex: 0 0 auto; color: #8a98a5; font-size: 12px; }
.isri-feed-empty { padding: 40px 0; color: var(--isri-muted); text-align: center; }
.isri-gallery-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.isri-gallery-item { overflow: hidden; border: 1px solid var(--isri-line); border-radius: 14px; background: #fff; }
.isri-gallery-item img { display: block; width: 100%; aspect-ratio: 4 / 3; object-fit: cover; transition: transform 300ms ease; }
.isri-gallery-item span { display: block; overflow: hidden; padding: 13px 14px; color: #354554; font-size: 13px; font-weight: 600; text-overflow: ellipsis; white-space: nowrap; }
.isri-gallery-item:hover img { transform: scale(1.04); }

/* Sub pages */
.isri-subhero { position: relative; min-height: 310px; overflow: hidden; color: #fff; background: var(--isri-navy) url('/image/main01.jpg') center 44% / cover no-repeat; }
.isri-subhero-overlay { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(7,27,45,.95), rgba(7,27,45,.64) 52%, rgba(7,27,45,.28)); }
.isri-subhero-content { position: relative; z-index: 2; display: flex; min-height: 310px; flex-direction: column; justify-content: center; padding-top: 30px; padding-bottom: 30px; }
.isri-subhero .isri-eyebrow { margin-bottom: 10px; color: #dfa8e1; }
.isri-subhero h1 { margin: 0; font-size: clamp(38px, 5vw, 54px); line-height: 1.2; letter-spacing: -.055em; }
.isri-subhero-content > p:last-child { max-width: 620px; margin: 16px 0 0; color: #dce7ee; font-size: 16px; }
.isri-subpage-shell { display: grid; grid-template-columns: 240px minmax(0, 1fr); gap: 54px; padding-top: 72px; padding-bottom: 120px; }
.isri-section-navigation { align-self: start; overflow: hidden; border: 1px solid var(--isri-line); border-radius: 18px; background: #fff; }
.isri-section-navigation-title { padding: 26px 24px; color: #fff; background: var(--isri-navy); }
.isri-section-navigation-title span { display: block; margin-bottom: 5px; color: #c4d2dc; font-size: 10px; font-weight: 800; letter-spacing: .16em; }
.isri-section-navigation-title strong { display: block; font-size: 21px; letter-spacing: -.04em; }
.isri-section-navigation ul { margin: 0; padding: 8px; list-style: none; }
.isri-section-navigation li + li { border-top: 1px solid var(--isri-line); }
.isri-section-navigation a { display: flex; align-items: center; justify-content: space-between; min-height: 50px; padding: 0 14px; border-radius: 10px; color: #52616e !important; font-size: 14px !important; font-weight: 650; }
.isri-section-navigation a:hover,
.isri-section-navigation a.is-current { color: var(--isri-magenta-dark) !important; background: #fbf4fb; }
.isri-subpage-content { min-width: 0; }
.isri-content-heading { margin-bottom: 34px; padding-bottom: 26px; border-bottom: 1px solid var(--isri-line); }
.isri-content-heading h2 { margin: 0; font-size: clamp(30px, 4vw, 42px); line-height: 1.25; letter-spacing: -.055em; }
.isri-content-heading > p:last-child { margin: 12px 0 0; color: var(--isri-muted); font-size: 15px; }
.isri-legacy-content-card { overflow: hidden; padding: 22px; border: 1px solid var(--isri-line); border-radius: var(--isri-radius); background: #fff; box-shadow: 0 10px 34px rgba(11,31,51,.05); }
.isri-legacy-content-card img { display: block; width: 100%; height: auto; margin: 0 auto; }
.isri-legacy-content-card img + img { margin-top: 18px; }
.isri-equipment-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.isri-equipment-card { overflow: hidden; padding: 0; border: 1px solid var(--isri-line); border-radius: 16px; color: var(--isri-ink); background: #fff; cursor: pointer; text-align: left; transition: transform 180ms ease, box-shadow 180ms ease; }
.isri-equipment-card:hover { transform: translateY(-3px); box-shadow: 0 12px 28px rgba(11,31,51,.10); }
.isri-equipment-card img { display: block; width: 100%; aspect-ratio: 1.25; object-fit: cover; }
.isri-equipment-card span { display: flex; align-items: center; justify-content: space-between; padding: 13px 14px; font-size: 13px; font-weight: 700; }
.isri-equipment-card b { color: var(--isri-magenta); font-size: 18px; }
.isri-equipment-dialog { width: min(92vw, 720px); padding: 18px; border: 0; border-radius: 20px; box-shadow: 0 24px 80px rgba(0,0,0,.35); }
.isri-equipment-dialog::backdrop { background: rgba(4,16,27,.72); backdrop-filter: blur(4px); }
.isri-equipment-dialog img { display: block; width: 100%; max-height: 75vh; object-fit: contain; }
.isri-equipment-dialog button { position: absolute; top: 24px; right: 24px; display: grid; width: 38px; height: 38px; place-items: center; border: 0; border-radius: 50%; color: #fff; background: rgba(11,31,51,.86); cursor: pointer; font-size: 23px; }
.isri-location-grid { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(280px, .8fr); overflow: hidden; border: 1px solid var(--isri-line); border-radius: var(--isri-radius); background: #fff; box-shadow: 0 10px 34px rgba(11,31,51,.06); }
.isri-map-card { position: relative; display: flex; min-height: 420px; align-items: center; justify-content: center; overflow: hidden; padding: 50px; color: #fff !important; background: radial-gradient(circle at 12% 18%, rgba(255,255,255,.14), transparent 30%), radial-gradient(circle at 88% 86%, rgba(198,33,113,.26), transparent 34%), linear-gradient(135deg, var(--isri-navy), #15506f); }
.isri-map-card::before { position: absolute; inset: 0; background-image: linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px); background-size: 34px 34px; content: ""; mask-image: linear-gradient(to bottom, #000, transparent 88%); }
.isri-map-visual { position: relative; z-index: 1; display: flex; align-items: center; flex-direction: column; text-align: center; }
.isri-map-pin { display: grid; width: 70px; height: 70px; margin-bottom: 22px; place-items: center; border-radius: 22px; color: #fff; background: var(--isri-magenta); box-shadow: 0 14px 35px rgba(130,18,87,.34); }
.isri-map-pin svg { width: 35px; height: 35px; }
.isri-map-visual p { margin: 0 0 11px; color: #9fc0d2; font-size: 11px; font-weight: 800; letter-spacing: .15em; }
.isri-map-visual strong { font-size: clamp(19px, 2.3vw, 30px); letter-spacing: -.045em; }
.isri-map-visual small { margin-top: 7px; color: #d4e1e8; font-size: 15px; }
.isri-map-card > span { position: absolute; z-index: 2; right: 20px; bottom: 20px; display: flex; gap: 14px; align-items: center; padding: 12px 17px; border: 1px solid rgba(255,255,255,.2); border-radius: 999px; color: #fff; background: rgba(8,26,43,.78); backdrop-filter: blur(8px); font-size: 13px; font-weight: 700; }
.isri-location-details { padding: 40px 34px; }
.isri-location-details h3 { margin: 0 0 26px; font-size: 24px; letter-spacing: -.04em; }
.isri-location-details dl { margin: 0; }
.isri-location-details dl div { padding: 15px 0; border-top: 1px solid var(--isri-line); }
.isri-location-details dt { margin-bottom: 4px; color: var(--isri-magenta-dark); font-size: 12px; font-weight: 800; }
.isri-location-details dd { margin: 0; color: #435361; font-size: 14px; }

/* Legacy board contents inside the new shell */
.isri-board-content { overflow-x: auto; }
.isri-board-content > table,
.isri-board-content form > table,
.isri-board-content form > div > table { width: 100% !important; max-width: 100% !important; }
.isri-board-content table { border-collapse: collapse; }
.isri-board-content td,
.isri-board-content th { font-family: inherit !important; }
.isri-board-content input[type="text"],
.isri-board-content input[type="password"],
.isri-board-content select,
.isri-board-content textarea {
    max-width: 100%;
    min-height: 38px;
    padding: 7px 10px;
    border: 1px solid #cdd8e0;
    border-radius: 8px;
    background: #fff;
}
.isri-board-content input[type="submit"],
.isri-board-content input[type="button"],
.isri-board-content button {
    min-height: 38px;
    padding: 0 14px;
    border: 0;
    border-radius: 8px;
    color: #fff;
    background: var(--isri-navy);
    cursor: pointer;
}

/* Modern board skins */
.isri-sr-only { position: absolute !important; width: 1px !important; height: 1px !important; overflow: hidden !important; clip: rect(0,0,0,0) !important; white-space: nowrap !important; }
.isri-modern-board-list,
.isri-modern-gallery-board,
.isri-modern-board-view { color: var(--isri-ink); }
.isri-board-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-bottom: 18px; }
.isri-board-toolbar p { margin: 0; color: #71818d; font-size: 13px; }
.isri-board-toolbar p strong { color: var(--isri-magenta); }
.isri-board-toolbar > a { display: inline-flex; min-height: 38px; align-items: center; padding: 0 13px; border: 1px solid var(--isri-line); border-radius: 9px; color: #526571 !important; background: #fff; font-size: 12px !important; font-weight: 700; }
.isri-board-table { overflow: hidden; border: 1px solid var(--isri-line); border-radius: 16px; background: #fff; box-shadow: 0 10px 34px rgba(11,31,51,.055); }
.isri-board-table-head,
.isri-board-row { display: grid; grid-template-columns: 80px minmax(0,1fr) 110px 70px; gap: 18px; align-items: center; }
.isri-board-table-head { min-height: 48px; padding: 0 20px; color: #71818d; background: #f5f8fa; font-size: 11px; font-weight: 800; text-align: center; }
.isri-board-table-head span:nth-child(2) { text-align: left; }
.isri-board-row { min-height: 68px; padding: 10px 20px; border-top: 1px solid #e7edf1; color: #6b7a84 !important; font-size: 12px !important; text-align: center; transition: background 160ms ease; }
.isri-board-row:hover { background: #fbf8fb; }
.isri-board-number { font-weight: 700; }
.isri-board-row.is-notice .isri-board-number { display: inline-flex; min-height: 25px; align-items: center; justify-content: center; border-radius: 99px; color: #fff; background: var(--isri-magenta); font-size: 10px; }
.isri-board-subject { display: flex; min-width: 0; align-items: center; gap: 8px; text-align: left; }
.isri-board-subject strong { overflow: hidden; color: var(--isri-ink); font-size: 14px; font-weight: 700; text-overflow: ellipsis; white-space: nowrap; }
.isri-board-row.is-notice .isri-board-subject strong { color: var(--isri-magenta-dark); }
.isri-board-subject small { flex: 0 0 auto; color: var(--isri-magenta); font-size: 10px; }
.isri-board-subject em { color: var(--isri-magenta); font-size: 10px; font-style: normal; }
.isri-board-empty { padding: 76px 20px; color: #7b8b96; text-align: center; }
.isri-board-pagination { display: flex; min-height: 72px; align-items: center; justify-content: center; gap: 5px; color: #73838f; font-size: 12px; }
.isri-board-pagination a,
.isri-board-pagination b,
.isri-board-pagination span { display: inline-grid; min-width: 34px; min-height: 34px; place-items: center; padding: 0 8px; border-radius: 8px; color: #627581 !important; background: #fff; }
.isri-board-pagination b { color: #fff !important; background: var(--isri-navy); }
.isri-board-search { display: flex; width: min(100%, 560px); gap: 8px; margin: 0 auto; padding: 18px; border-radius: 13px; background: #f4f7f9; }
.isri-board-search select { flex: 0 0 120px; }
.isri-board-search input[type="search"] { min-width: 0; flex: 1; height: 42px; padding: 0 13px; border: 1px solid #cdd8e0; border-radius: 8px; background: #fff; }
.isri-board-search button { min-width: 68px; }

.isri-modern-board-view { overflow: hidden; border: 1px solid var(--isri-line); border-radius: 18px; background: #fff; box-shadow: 0 12px 38px rgba(11,31,51,.065); }
.isri-board-view-header { padding: clamp(26px,4vw,44px); border-bottom: 1px solid var(--isri-line); background: linear-gradient(135deg,#fff,#f8fafb); }
.isri-board-view-header > p { margin: 0 0 8px; color: var(--isri-magenta); font-size: 11px; font-weight: 800; }
.isri-board-view-header h3 { margin: 0; font-size: clamp(22px,3vw,34px); letter-spacing: -.045em; line-height: 1.35; }
.isri-board-view-header dl { display: flex; flex-wrap: wrap; gap: 10px 28px; margin: 24px 0 0; }
.isri-board-view-header dl div { display: flex; gap: 8px; }
.isri-board-view-header dt { color: #8a98a2; font-size: 11px; font-weight: 700; }
.isri-board-view-header dd { margin: 0; color: #536672; font-size: 11px; }
.isri-board-media { display: grid; gap: 18px; padding: clamp(24px,4vw,44px) clamp(24px,5vw,64px) 0; }
.isri-board-media figure { margin: 0; text-align: center; }
.isri-board-media img { width: auto !important; max-width: 100% !important; height: auto !important; border-radius: 12px; }
.isri-board-attachments { display: grid; gap: 8px; padding: 24px clamp(24px,5vw,64px) 0; }
.isri-board-attachments a { display: flex; align-items: center; gap: 10px; padding: 12px 14px; border: 1px solid var(--isri-line); border-radius: 9px; color: #536672 !important; background: #f8fafb; font-size: 12px !important; }
.isri-board-attachments strong { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.isri-board-attachments small { margin-left: auto; color: #82919b; }
.isri-board-view-content { min-height: 240px; padding: clamp(34px,6vw,72px) clamp(24px,6vw,78px); color: #354957; font-size: 15px; line-height: 1.9; word-break: break-word; }
.isri-board-view-content img { max-width: 100%; height: auto; }
.isri-board-links { display: flex; flex-wrap: wrap; gap: 8px; padding: 0 clamp(24px,6vw,78px) 32px; }
.isri-board-links a { padding: 10px 13px; border-radius: 8px; color: var(--isri-magenta-dark) !important; background: #fbf1f9; font-size: 12px !important; font-weight: 700; }
.isri-board-neighbors { border-top: 1px solid var(--isri-line); }
.isri-board-neighbors a { display: grid; grid-template-columns: 70px minmax(0,1fr); gap: 14px; padding: 17px clamp(24px,5vw,54px); border-bottom: 1px solid var(--isri-line); color: #526572 !important; font-size: 12px !important; }
.isri-board-neighbors span { color: #8b99a2; }
.isri-board-neighbors strong { overflow: hidden; color: var(--isri-ink); text-overflow: ellipsis; white-space: nowrap; }
.isri-board-view-actions { display: flex; justify-content: center; padding: 25px; }
.isri-board-view-actions a { display: inline-flex; min-width: 112px; min-height: 43px; align-items: center; justify-content: center; border-radius: 9px; color: #fff !important; background: var(--isri-navy); font-size: 13px !important; font-weight: 800; }

.isri-modern-gallery-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 20px; }
.isri-modern-gallery-card { overflow: hidden; border: 1px solid var(--isri-line); border-radius: 16px; color: var(--isri-ink) !important; background: #fff; box-shadow: 0 8px 28px rgba(11,31,51,.055); transition: transform 180ms ease,box-shadow 180ms ease; }
.isri-modern-gallery-card:hover { transform: translateY(-4px); box-shadow: 0 16px 38px rgba(11,31,51,.11); }
.isri-modern-gallery-image { display: block; overflow: hidden; aspect-ratio: 4/3; background: linear-gradient(135deg,#e8eef2,#f7f9fa); }
.isri-modern-gallery-image img { display: block; width: 100%; height: 100%; object-fit: cover; transition: transform 300ms ease; }
.isri-modern-gallery-card:hover img { transform: scale(1.035); }
.isri-modern-gallery-placeholder { display: grid; width: 100%; height: 100%; place-items: center; color: #9aabb6; font-size: 13px; font-weight: 900; letter-spacing: .18em; }
.isri-modern-gallery-copy { display: grid; gap: 8px; padding: 18px; }
.isri-modern-gallery-copy strong { overflow: hidden; font-size: 14px; line-height: 1.5; text-overflow: ellipsis; white-space: nowrap; }
.isri-modern-gallery-copy time { color: #80909a; font-size: 11px; }

/* Footer */
.isri-site-footer { color: #b8c6d0; background: #081a2b; }
.isri-footer-grid { display: grid; grid-template-columns: 1.1fr 1.3fr .7fr; gap: 50px; align-items: start; padding-top: 58px; padding-bottom: 48px; }
.isri-footer-brand img { display: block; width: 245px; padding: 8px 12px; border-radius: 9px; background: #fff; opacity: 1; }
.isri-footer-brand p { max-width: 360px; margin: 17px 0 0; color: #91a3b0; font-size: 13px; }
.isri-footer-contact p { margin: 0 0 9px; color: #a9b8c3; font-size: 13px; }
.isri-footer-contact strong { display: inline-block; min-width: 58px; color: #e2e9ee; }
.isri-footer-contact a { color: #cbd6de !important; }
.isri-footer-divider { margin: 0 8px; color: #506474; }
.isri-footer-actions { display: flex; flex-direction: column; gap: 9px; }
.isri-footer-actions a { display: flex; align-items: center; justify-content: space-between; min-height: 44px; padding: 0 14px; border: 1px solid #294052; border-radius: 10px; color: #d7e1e8 !important; font-size: 13px !important; }
.isri-footer-actions a:hover { border-color: #718596; }
.isri-footer-bottom { padding: 18px 0; border-top: 1px solid #1a3042; color: #718493; font-size: 11px; }

@media (max-width: 1080px) {
    .isri-nav-link { padding: 0 15px; font-size: 15px !important; }
    .isri-nav-link::after { right: 15px; left: 15px; }
    .isri-brand img { width: 220px; }
    .isri-admin-access { width: 42px; padding: 0; }
    .isri-admin-access span { position: absolute !important; width: 1px !important; height: 1px !important; overflow: hidden !important; clip: rect(0,0,0,0) !important; white-space: nowrap !important; }
    .isri-equipment-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 960px) {
    body.is-menu-open { overflow: hidden; }
    .isri-utility-bar { display: none; }
    .isri-header-inner { min-height: 72px; gap: 14px; }
    .isri-brand img { width: 210px; }
    .isri-header-actions { margin-left: auto; }
    .isri-menu-toggle { display: block; flex: 0 0 auto; }
    .isri-primary-navigation {
        position: fixed;
        top: 72px;
        right: 0;
        bottom: 0;
        left: 0;
        overflow-y: auto;
        transform: translateX(100%);
        visibility: hidden;
        background: #fff;
        transition: transform 220ms ease, visibility 220ms ease;
    }
    .isri-primary-navigation.is-open { transform: translateX(0); visibility: visible; }
    .isri-primary-navigation > ul { display: block; height: auto; padding: 16px 20px 40px; }
    .isri-nav-item { display: grid; grid-template-columns: 1fr 44px; border-bottom: 1px solid var(--isri-line); }
    .isri-nav-link { min-height: 58px; padding: 0 6px; font-size: 17px !important; }
    .isri-nav-link::after { display: none; }
    .isri-submenu-toggle { display: block; border: 0; color: var(--isri-navy); background: transparent; font-size: 22px; }
    .isri-submenu {
        position: static;
        grid-column: 1 / -1;
        display: none;
        min-width: 0;
        padding: 0 0 12px;
        transform: none;
        visibility: visible;
        opacity: 1;
        border: 0;
        border-radius: 0;
        box-shadow: none;
    }
    .isri-nav-item:hover .isri-submenu,
    .isri-nav-item:focus-within .isri-submenu { transform: none; }
    .isri-nav-item.is-submenu-open .isri-submenu { display: block; }
    .isri-submenu a { padding: 10px 14px; background: var(--isri-surface); }
    .isri-hero,
    .isri-hero-content { min-height: 560px; }
    .isri-trust-grid { grid-template-columns: 1fr; }
    .isri-trust-item + .isri-trust-item { border-top: 1px solid var(--isri-line); border-left: 0; }
    .isri-service-grid { grid-template-columns: 1fr 1fr; }
    .isri-service-card:last-child { grid-column: 1 / -1; }
    .isri-information-grid { grid-template-columns: 1fr; }
    .isri-gallery-card { grid-column: auto; }
    .isri-gallery-grid { grid-template-columns: repeat(2, 1fr); }
    .isri-quick-grid { grid-template-columns: 1fr 1fr; }
    .isri-quick-card:first-child { grid-column: 1 / -1; }
    .isri-subpage-shell { grid-template-columns: 1fr; gap: 30px; padding-top: 46px; }
    .isri-section-navigation { overflow-x: auto; }
    .isri-section-navigation-title { display: none; }
    .isri-section-navigation ul { display: flex; gap: 7px; width: max-content; padding: 8px; }
    .isri-section-navigation li + li { border-top: 0; }
    .isri-section-navigation a { min-height: 42px; white-space: nowrap; }
    .isri-section-navigation a span:last-child { display: none; }
    .isri-location-grid { grid-template-columns: 1fr; }
    .isri-modern-gallery-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
    .isri-footer-grid { grid-template-columns: 1fr 1fr; }
    .isri-footer-actions { grid-column: 1 / -1; flex-direction: row; }
    .isri-footer-actions a { flex: 1; }
}

@media (max-width: 640px) {
    .isri-container { width: min(calc(100% - 28px), var(--isri-container)); }
    .isri-brand img { width: min(44vw, 190px); }
    .isri-hero { background-position: 62% center; }
    .isri-hero,
    .isri-hero-content { min-height: 520px; }
    .isri-hero-content { align-items: flex-end; padding-bottom: 112px; }
    .isri-hero h1 { font-size: 39px; }
    .isri-hero-description { font-size: 15px; }
    .isri-hero-actions { margin-top: 28px; }
    .isri-hero-controls { bottom: 22px; gap: 11px; justify-content: flex-start; }
    .isri-hero-toggle { width: 38px; padding: 0; justify-content: center; }
    .isri-hero-toggle > span:last-child { position: absolute !important; width: 1px !important; height: 1px !important; overflow: hidden !important; clip: rect(0,0,0,0) !important; white-space: nowrap !important; }
    .isri-button { width: 100%; }
    .isri-trust-strip { margin-top: -24px; }
    .isri-trust-item { min-height: 100px; padding: 20px; }
    .isri-home-section { padding: 78px 0; }
    .isri-section-heading { display: block; }
    .isri-section-heading > p { margin-top: 16px; }
    .isri-service-grid { grid-template-columns: 1fr; }
    .isri-service-card,
    .isri-service-card:last-child { grid-column: auto; min-height: 380px; }
    .isri-information-card { padding: 22px; }
    .isri-gallery-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
    .isri-quick-grid { grid-template-columns: 1fr; }
    .isri-quick-card:first-child { grid-column: auto; }
    .isri-subhero,
    .isri-subhero-content { min-height: 260px; }
    .isri-subhero h1 { font-size: 38px; }
    .isri-subpage-shell { padding-bottom: 80px; }
    .isri-content-heading { margin-bottom: 24px; }
    .isri-legacy-content-card { padding: 8px; border-radius: 14px; }
    .isri-equipment-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .isri-equipment-card span { padding: 10px; font-size: 12px; }
    .isri-map-card { min-height: 300px; padding: 36px 20px 76px; }
    .isri-location-details { padding: 30px 22px; }
    .isri-board-toolbar { align-items: flex-start; flex-direction: column; gap: 10px; }
    .isri-board-table-head { display: none; }
    .isri-board-row { grid-template-columns: 48px minmax(0,1fr); gap: 10px; min-height: 70px; padding: 11px 13px; }
    .isri-board-row time,
    .isri-board-hit { display: none; }
    .isri-board-subject strong { font-size: 13px; }
    .isri-board-search { flex-wrap: wrap; padding: 12px; }
    .isri-board-search select { flex: 0 0 100px; }
    .isri-board-search input[type="search"] { flex-basis: calc(100% - 108px); }
    .isri-board-search button { width: 100%; }
    .isri-modern-gallery-grid { grid-template-columns: 1fr 1fr; gap: 11px; }
    .isri-modern-gallery-copy { padding: 13px; }
    .isri-modern-gallery-copy strong { font-size: 12px; }
    .isri-board-view-header dl { gap: 8px 15px; }
    .isri-board-view-content { font-size: 14px; }
    .isri-footer-grid { grid-template-columns: 1fr; gap: 30px; padding-top: 44px; }
    .isri-footer-actions { grid-column: auto; }
    .isri-footer-contact strong { display: block; min-width: 0; }
    .isri-footer-divider { display: none; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; }
    .isri-hero-slide { transform: none !important; }
    html.isri-motion-enabled .isri-reveal { opacity: 1; transform: none; }
}