@charset "UTF-8";

:root {
    --color-ink: #20232e;
    --color-muted: #5f6373;
    --color-paper: #fafafd;
    --color-soft: #f1f1f6;
    --color-line: #dcdeea;
    --color-kachi: #4d4c61;
    --color-kachi-dark: #2d2d3d;
    --color-copper: #b75d38;
    --color-sky: #65739b;
    --color-white: #ffffff;
    --shadow-soft: 0 18px 44px rgba(38, 40, 58, 0.14);
    --font-sans: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;
    --font-serif: "Yu Mincho", "Hiragino Mincho ProN", "Hiragino Mincho Pro", "Noto Serif JP", serif;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    color: var(--color-ink);
    background: var(--color-paper);
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.8;
    letter-spacing: 0;
}

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

a {
    color: inherit;
}

a:focus-visible,
button:focus-visible {
    outline: 3px solid rgba(77, 76, 97, 0.8);
    outline-offset: 3px;
}

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

.site-header {
    position: sticky;
    top: 0;
    z-index: 40;
    border-bottom: 1px solid rgba(217, 219, 230, 0.9);
    background: rgba(250, 250, 253, 0.94);
    backdrop-filter: blur(14px);
}

.site-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    width: min(1120px, calc(100% - 40px));
    min-height: 76px;
    margin: 0 auto;
}

.site-header__logo {
    flex: 0 0 auto;
}

.site-header__logo img {
    width: 196px;
}

.site-menu-button {
    display: none;
}

.site-nav {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 6px;
    min-width: 0;
}

.site-nav a {
    display: inline-flex;
    align-items: center;
    min-height: 44px;
    padding: 0 14px;
    border-radius: 6px;
    color: var(--color-muted);
    font-size: 14px;
    font-weight: 700;
    text-decoration: none;
    white-space: nowrap;
}

.site-nav a:hover {
    color: var(--color-ink);
    background: var(--color-soft);
}

.site-nav .site-nav__cta {
    color: var(--color-white);
    background: var(--color-kachi);
}

.site-nav .site-nav__cta:hover {
    color: var(--color-white);
    background: var(--color-kachi-dark);
}

.hero {
    position: relative;
    display: grid;
    align-items: center;
    min-height: 84vh;
    min-height: 84svh;
    overflow: hidden;
    color: var(--color-white);
    background: var(--color-kachi-dark);
}

.hero__media {
    position: absolute;
    inset: 0;
    z-index: 0;
    background: #10121f;
}

.hero__slide {
    position: absolute;
    inset: 0;
    overflow: hidden;
    opacity: 0;
    transition: opacity 1900ms cubic-bezier(0.22, 1, 0.36, 1);
}

.hero__slide.is-active {
    opacity: 1;
}

.hero__slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: var(--hero-position, center center);
    filter: saturate(0.96) contrast(1.06);
    transform: scale(1.04);
}

.hero__slide.hero-motion-a img {
    animation: heroZoomA var(--hero-motion-duration, 8600ms) ease-out forwards;
}

.hero__slide.hero-motion-b img {
    animation: heroZoomB var(--hero-motion-duration, 8600ms) ease-out forwards;
}

.hero__slide.hero-motion-c img {
    animation: heroZoomC var(--hero-motion-duration, 8600ms) ease-out forwards;
}

.hero::before {
    position: absolute;
    inset: 0;
    z-index: 1;
    content: "";
    background:
        linear-gradient(90deg, rgba(16, 18, 31, 0.82) 0%, rgba(16, 18, 31, 0.62) 48%, rgba(16, 18, 31, 0.72) 100%),
        linear-gradient(180deg, rgba(16, 18, 31, 0.28) 0%, rgba(16, 18, 31, 0.7) 100%);
}

.hero::after {
    position: absolute;
    inset: 0;
    z-index: 1;
    content: "";
    background: radial-gradient(circle at 50% 42%, rgba(255, 255, 255, 0.08) 0%, rgba(255, 255, 255, 0) 32%, rgba(5, 8, 17, 0.48) 100%);
    pointer-events: none;
}

.hero__inner {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: minmax(0, 1.08fr) minmax(300px, 0.72fr);
    gap: 48px;
    align-items: end;
    width: min(1120px, calc(100% - 40px));
    margin: 0 auto;
    padding: 76px 0 64px;
}

@keyframes heroZoomA {
    from {
        transform: scale(1.04) translate3d(0, 0, 0);
    }
    to {
        transform: scale(1.17) translate3d(-1.5%, -1%, 0);
    }
}

@keyframes heroZoomB {
    from {
        transform: scale(1.05) translate3d(-1.2%, 0, 0);
    }
    to {
        transform: scale(1.18) translate3d(1.4%, -1.2%, 0);
    }
}

@keyframes heroZoomC {
    from {
        transform: scale(1.05) translate3d(0, -1%, 0);
    }
    to {
        transform: scale(1.16) translate3d(0.8%, 1%, 0);
    }
}

.eyebrow {
    margin: 0 0 18px;
    color: #d8d9e7;
    font-size: 14px;
    font-weight: 700;
}

.hero__logo {
    margin: 0;
}

.hero__logo img {
    width: min(560px, 100%);
    height: auto;
}

.hero__lead {
    max-width: 680px;
    margin: 22px 0 0;
    color: rgba(255, 255, 255, 0.9);
    font-size: 20px;
    line-height: 1.9;
}

.hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 32px;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 0 20px;
    border: 1px solid transparent;
    border-radius: 6px;
    font-size: 15px;
    font-weight: 700;
    text-decoration: none;
}

.button--primary {
    color: var(--color-white);
    background: var(--color-kachi);
}

.button--primary:hover {
    background: var(--color-kachi-dark);
}

.button--light {
    color: var(--color-white);
    border-color: rgba(255, 255, 255, 0.58);
    background: rgba(255, 255, 255, 0.08);
}

.button--light:hover {
    background: rgba(255, 255, 255, 0.16);
}

.button--line {
    color: var(--color-kachi-dark);
    border-color: var(--color-line);
    background: var(--color-white);
}

.button--line:hover {
    border-color: var(--color-kachi);
}

.hero-event {
    border-left: 1px solid rgba(255, 255, 255, 0.42);
    padding-left: 28px;
}

.hero-event__label {
    margin: 0 0 10px;
    color: #d8d9e7;
    font-size: 14px;
    font-weight: 700;
}

.hero-event__date {
    margin: 0 0 12px;
    font-size: 18px;
    font-weight: 700;
}

.hero-event__title {
    margin: 0;
    font-family: var(--font-serif);
    font-size: 30px;
    font-weight: 700;
    line-height: 1.45;
    letter-spacing: 0;
}

.hero-event__speaker {
    margin: 16px 0 0;
    color: rgba(255, 255, 255, 0.82);
    font-size: 15px;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    width: min(1120px, calc(100% - 40px));
    margin: -1px auto 0;
    border: 1px solid var(--color-line);
    border-top: 0;
    background: var(--color-line);
}

.hero-stat {
    min-height: 112px;
    padding: 24px;
    background: var(--color-paper);
}

.hero-stat__value {
    display: block;
    color: var(--color-kachi-dark);
    font-family: var(--font-serif);
    font-size: 28px;
    font-weight: 700;
    line-height: 1.3;
}

.hero-stat__label {
    display: block;
    margin-top: 6px;
    color: var(--color-muted);
    font-size: 14px;
    font-weight: 700;
}

.section {
    padding: 88px 0;
}

.section--soft {
    background: var(--color-soft);
}

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

.section-heading {
    display: grid;
    grid-template-columns: minmax(0, 0.95fr) minmax(280px, 1.05fr);
    gap: 48px;
    align-items: start;
    margin-bottom: 42px;
}

.section-heading h2 {
    margin: 0;
    font-family: var(--font-serif);
    font-size: 42px;
    line-height: 1.35;
    letter-spacing: 0;
}

.section-heading p {
    margin: 4px 0 0;
    color: var(--color-muted);
    font-size: 17px;
}

.principle-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.principle {
    min-height: 220px;
    padding: 28px;
    border: 1px solid var(--color-line);
    border-radius: 8px;
    background: var(--color-white);
}

.principle__number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    margin-bottom: 24px;
    border: 1px solid var(--color-line);
    color: var(--color-copper);
    font-size: 14px;
    font-weight: 700;
}

.principle h3 {
    margin: 0 0 12px;
    font-size: 20px;
    line-height: 1.45;
    letter-spacing: 0;
}

.principle p {
    margin: 0;
    color: var(--color-muted);
}

.event-layout {
    display: grid;
    grid-template-columns: minmax(280px, 0.43fr) minmax(0, 0.57fr);
    gap: 40px;
    align-items: start;
}

.event-poster {
    position: sticky;
    top: 104px;
    margin: 0;
}

.event-poster img {
    width: 100%;
    border: 1px solid var(--color-line);
    border-radius: 8px;
    box-shadow: var(--shadow-soft);
}

.event-copy {
    min-width: 0;
}

.event-copy .eyebrow {
    color: var(--color-kachi);
}

.event-copy h2 {
    margin: 0;
    font-family: var(--font-serif);
    font-size: 42px;
    line-height: 1.35;
    letter-spacing: 0;
}

.event-copy__subtitle {
    margin: 10px 0 24px;
    color: var(--color-copper);
    font-size: 20px;
    font-weight: 700;
}

.event-copy__lead {
    margin: 0 0 26px;
    font-size: 18px;
}

.event-copy p {
    color: var(--color-muted);
}

.event-copy .event-copy__subtitle {
    color: var(--color-copper);
}

.schedule-list {
    display: grid;
    gap: 12px;
    margin: 30px 0;
}

.schedule-item {
    display: grid;
    grid-template-columns: 96px 1fr;
    gap: 18px;
    padding: 18px;
    border: 1px solid var(--color-line);
    border-radius: 8px;
    background: var(--color-white);
}

.schedule-item__label {
    color: var(--color-kachi-dark);
    font-weight: 700;
}

.schedule-item__body {
    min-width: 0;
}

.schedule-item__time {
    display: block;
    font-size: 22px;
    font-weight: 700;
    line-height: 1.35;
}

.schedule-item__topic {
    display: block;
    margin-top: 4px;
    color: var(--color-muted);
}

.info-table {
    width: 100%;
    margin: 30px 0 24px;
    border-collapse: collapse;
    background: var(--color-white);
}

.info-table th,
.info-table td {
    padding: 16px 18px;
    border: 1px solid var(--color-line);
    text-align: left;
    vertical-align: top;
}

.info-table th {
    width: 132px;
    color: var(--color-kachi-dark);
    font-weight: 700;
    white-space: nowrap;
    background: #f7f7fb;
}

.event-notes {
    margin: 18px 0 0;
    padding-left: 1.2em;
    color: var(--color-muted);
    font-size: 14px;
}

.steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.step {
    min-height: 190px;
    padding: 28px;
    border-left: 4px solid var(--color-sky);
    background: var(--color-white);
}

.step__index {
    display: block;
    margin-bottom: 18px;
    color: var(--color-sky);
    font-size: 14px;
    font-weight: 700;
}

.step h3 {
    margin: 0 0 12px;
    font-size: 20px;
    line-height: 1.45;
    letter-spacing: 0;
}

.step p {
    margin: 0;
    color: var(--color-muted);
}

.book-carousel {
    position: relative;
}

.book-carousel__viewport {
    overflow: hidden;
    padding: 6px 0 22px;
}

.book-track {
    display: flex;
    gap: 20px;
    align-items: stretch;
    will-change: transform;
    transition: transform 520ms cubic-bezier(0.22, 1, 0.36, 1);
}

.book-carousel__button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 46px;
    height: 46px;
    border: 1px solid var(--color-line);
    border-radius: 999px;
    color: var(--color-kachi-dark);
    background: var(--color-white);
    cursor: pointer;
    box-shadow: 0 10px 24px rgba(38, 40, 58, 0.1);
    font-size: 28px;
    font-weight: 400;
    line-height: 1;
    transition: border-color 180ms ease, color 180ms ease, transform 180ms ease, box-shadow 180ms ease;
}

.book-carousel__button:hover {
    border-color: var(--color-kachi);
    color: var(--color-kachi);
    box-shadow: 0 14px 30px rgba(38, 40, 58, 0.16);
    transform: translateY(-1px);
}

.book-carousel__button:disabled {
    opacity: 0.4;
    cursor: default;
}

.book-card {
    display: flex;
    flex: 0 0 calc((100% - 40px) / 3);
    flex-direction: column;
    min-height: 100%;
    border: 1px solid var(--color-line);
    border-radius: 8px;
    background: var(--color-white);
    overflow: hidden;
    box-shadow: 0 18px 44px rgba(38, 40, 58, 0.08);
    transition: transform 260ms ease, box-shadow 260ms ease, opacity 260ms ease;
}

.book-card.is-active {
    box-shadow: 0 24px 54px rgba(38, 40, 58, 0.16);
    transform: translateY(-4px);
}

.book-card__cover {
    display: grid;
    place-items: center;
    aspect-ratio: 4 / 5.6;
    padding: 18px;
    color: inherit;
    background: #f2f0f6;
    text-decoration: none;
}

.book-card__cover img {
    width: auto;
    max-height: 100%;
    border-radius: 4px;
    box-shadow: 0 14px 28px rgba(38, 40, 58, 0.16);
}

.book-card__placeholder {
    display: grid;
    place-items: center;
    width: min(170px, 72%);
    aspect-ratio: 1 / 1.42;
    padding: 18px;
    border: 1px solid #d6d2dd;
    color: var(--color-muted);
    background: var(--color-paper);
    text-align: center;
}

.book-card__placeholder span {
    color: var(--color-kachi-dark);
    font-family: var(--font-serif);
    font-size: 18px;
    font-weight: 700;
}

.book-card__placeholder small {
    font-size: 12px;
}

.book-card__body {
    display: flex;
    flex: 1;
    flex-direction: column;
    padding: 22px;
}

.book-card h3 {
    margin: 0 0 12px;
    font-size: 20px;
    line-height: 1.45;
    letter-spacing: 0;
}

.book-card p {
    margin: 0;
    color: var(--color-muted);
}

.book-card__author {
    margin-bottom: 8px !important;
    color: var(--color-kachi) !important;
    font-size: 13px;
    font-weight: 700;
}

.book-card .button {
    margin-top: auto;
    align-self: flex-start;
}

.book-carousel__controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-top: 6px;
}

.book-carousel__dots {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-width: 80px;
}

.book-carousel__dot {
    width: 9px;
    height: 9px;
    padding: 0;
    border: 0;
    border-radius: 999px;
    background: #c6cadb;
    cursor: pointer;
    transition: width 180ms ease, background-color 180ms ease;
}

.book-carousel__dot.is-active {
    width: 26px;
    background: var(--color-kachi);
}

.affiliate-disclosure {
    margin: 18px 0 0;
    color: var(--color-muted);
    font-size: 13px;
}

.lecture-table-wrap {
    overflow-x: auto;
    border: 1px solid var(--color-line);
    border-radius: 8px;
    background: var(--color-white);
}

.lecture-table {
    width: 100%;
    min-width: 760px;
    border-collapse: collapse;
}

.lecture-table th,
.lecture-table td {
    padding: 18px;
    border-bottom: 1px solid var(--color-line);
    text-align: left;
    vertical-align: top;
}

.lecture-table th {
    color: var(--color-kachi-dark);
    font-size: 14px;
    background: #f7f7fb;
}

.lecture-table tr:last-child td {
    border-bottom: 0;
}

.lecture-table__date {
    width: 170px;
    white-space: nowrap;
}

.lecture-table__speaker {
    width: 260px;
}

.empty-message {
    margin: 0;
    padding: 20px;
    color: var(--color-muted);
    background: var(--color-white);
}

.organizer-layout {
    display: grid;
    grid-template-columns: 250px minmax(0, 1fr);
    gap: 48px;
    align-items: center;
}

.organizer-photo {
    margin: 0;
}

.organizer-photo img {
    width: 250px;
    height: 250px;
    border-radius: 50%;
    object-fit: cover;
    box-shadow: var(--shadow-soft);
}

.organizer-copy .eyebrow,
.staff-callout .eyebrow {
    color: var(--color-kachi);
}

.organizer-copy h2,
.staff-callout h2 {
    margin: 0;
    font-family: var(--font-serif);
    font-size: 42px;
    line-height: 1.35;
    letter-spacing: 0;
}

.organizer-copy__name {
    margin: 10px 0 22px;
    color: var(--color-kachi-dark);
    font-size: 24px;
    font-weight: 700;
}

.organizer-copy p {
    color: var(--color-muted);
}

.organizer-signature {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    justify-content: flex-end;
    margin-top: 26px;
}

.organizer-signature span {
    margin-bottom: 8px;
    color: var(--color-kachi-dark);
    font-size: 14px;
    font-weight: 700;
}

.organizer-signature img {
    width: min(180px, 46%);
    height: auto;
}

.organizer-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 24px;
}

.organizer-tags span {
    display: inline-flex;
    align-items: center;
    min-height: 34px;
    padding: 0 12px;
    border: 1px solid var(--color-line);
    border-radius: 999px;
    color: var(--color-kachi-dark);
    background: var(--color-white);
    font-size: 13px;
    font-weight: 700;
}

.staff-callout {
    display: grid;
    grid-template-columns: minmax(0, 0.62fr) minmax(280px, 0.38fr);
    gap: 48px;
    align-items: start;
    padding: 38px;
    border: 1px solid var(--color-line);
    border-radius: 8px;
    background: var(--color-white);
    box-shadow: 0 18px 44px rgba(38, 40, 58, 0.08);
}

.staff-callout p {
    color: var(--color-muted);
}

.staff-callout__aside {
    padding: 24px;
    border-left: 4px solid var(--color-kachi);
    background: var(--color-soft);
}

.staff-callout__aside h3 {
    margin: 0 0 14px;
    font-size: 20px;
    line-height: 1.45;
    letter-spacing: 0;
}

.staff-callout__aside ul {
    margin: 0 0 22px;
    padding-left: 1.2em;
    color: var(--color-muted);
}

.site-footer {
    padding: 40px 0;
    border-top: 1px solid var(--color-line);
    background: var(--color-white);
}

.site-footer__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    width: min(1120px, calc(100% - 40px));
    margin: 0 auto;
}

.site-footer img {
    width: 148px;
}

.site-footer p {
    margin: 0;
    color: var(--color-muted);
    font-size: 14px;
}

@media (max-width: 980px) {
    .site-header__inner {
        align-items: flex-start;
        flex-direction: column;
        gap: 10px;
        padding: 14px 0;
    }

    .site-nav {
        width: 100%;
        justify-content: flex-start;
        overflow-x: auto;
        padding-bottom: 2px;
    }

    .hero__inner,
    .section-heading,
    .event-layout,
    .organizer-layout,
    .staff-callout {
        grid-template-columns: 1fr;
    }

    .hero__inner {
        gap: 36px;
        align-items: center;
        padding-top: 58px;
    }

    .hero__logo img {
        width: min(480px, 100%);
    }

    .hero-event {
        border-left: 0;
        border-top: 1px solid rgba(255, 255, 255, 0.42);
        padding: 24px 0 0;
    }

    .principle-grid,
    .steps {
        grid-template-columns: 1fr;
    }

    .event-poster {
        position: static;
        max-width: 560px;
    }

    .organizer-photo {
        justify-self: center;
    }

    .book-card {
        flex-basis: calc((100% - 20px) / 2);
    }
}

@media (prefers-reduced-motion: reduce) {
    .hero__slide {
        transition: none;
    }

    .hero__slide img {
        animation: none !important;
        transform: scale(1.06);
    }
}

@media (max-width: 700px) {
    body {
        font-size: 15px;
    }

    .site-header {
        position: static;
    }

    .site-header__inner {
        position: relative;
        display: grid;
        grid-template-columns: 1fr 44px;
        align-items: center;
        gap: 12px;
        min-height: 68px;
        padding: 12px 0;
    }

    .site-header__inner,
    .hero__inner,
    .section__inner,
    .site-footer__inner {
        width: min(1120px, calc(100% - 28px));
    }

    .site-header__logo img {
        width: 172px;
    }

    .site-menu-button {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        flex-direction: column;
        gap: 5px;
        width: 44px;
        height: 44px;
        border: 1px solid var(--color-line);
        border-radius: 8px;
        background: var(--color-white);
    }

    .site-menu-button span:not(.visually-hidden) {
        display: block;
        width: 18px;
        height: 2px;
        border-radius: 999px;
        background: var(--color-kachi-dark);
        transition: transform 180ms ease, opacity 180ms ease;
    }

    .site-menu-button.is-open span:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }

    .site-menu-button.is-open span:nth-child(2) {
        opacity: 0;
    }

    .site-menu-button.is-open span:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }

    .site-nav {
        display: none;
        grid-column: 1 / -1;
        width: 100%;
        flex-direction: column;
        align-items: stretch;
        justify-content: flex-start;
        gap: 4px;
        margin-top: 8px;
        padding: 10px;
        border: 1px solid var(--color-line);
        border-radius: 8px;
        background: var(--color-white);
        box-shadow: 0 14px 30px rgba(38, 40, 58, 0.1);
    }

    .site-nav.is-open {
        display: flex;
    }

    .site-nav a {
        justify-content: center;
        padding: 0 12px;
        font-size: 13px;
    }

    .hero {
        min-height: 82vh;
        min-height: 82svh;
        background-position: center center;
    }

    .hero__logo img {
        width: min(340px, 100%);
    }

    .hero__lead {
        font-size: 17px;
    }

    .hero-event__title {
        font-size: 24px;
    }

    .button {
        width: 100%;
    }

    .hero-stats {
        grid-template-columns: 1fr;
        width: min(1120px, calc(100% - 28px));
    }

    .hero-stat {
        min-height: auto;
        padding: 20px 18px;
    }

    .section {
        padding: 64px 0;
    }

    .section-heading {
        gap: 20px;
        margin-bottom: 30px;
    }

    .section-heading h2,
    .event-copy h2,
    .organizer-copy h2,
    .staff-callout h2 {
        font-size: 32px;
    }

    .principle,
    .step {
        min-height: auto;
        padding: 22px;
    }

    .book-carousel {
        margin-right: 0;
    }

    .book-carousel__viewport {
        padding-right: 0;
    }

    .book-track {
        gap: 14px;
    }

    .book-card {
        display: grid;
        grid-template-columns: 38% 1fr;
        flex-basis: min(420px, 92%);
        min-height: 0;
    }

    .book-card.is-active {
        transform: none;
    }

    .book-card__cover {
        min-height: 210px;
        aspect-ratio: auto;
        padding: 12px;
    }

    .book-card__cover img {
        max-width: 100%;
        max-height: 190px;
    }

    .book-card__placeholder {
        width: 100%;
        max-width: 108px;
        padding: 12px;
    }

    .book-card__placeholder span {
        font-size: 14px;
    }

    .book-card__body {
        min-width: 0;
        padding: 16px;
    }

    .book-card h3 {
        display: -webkit-box;
        margin-bottom: 8px;
        overflow: hidden;
        font-size: 16px;
        line-height: 1.45;
        -webkit-box-orient: vertical;
        -webkit-line-clamp: 3;
    }

    .book-card__author {
        margin-bottom: 6px !important;
        font-size: 12px;
    }

    .book-card__description {
        display: -webkit-box;
        overflow: hidden;
        font-size: 13px;
        line-height: 1.6;
        -webkit-box-orient: vertical;
        -webkit-line-clamp: 4;
    }

    .book-card .button {
        width: auto;
        min-height: 40px;
        margin-top: 12px;
        padding: 0 14px;
        font-size: 13px;
    }

    .book-carousel__controls {
        justify-content: center;
        gap: 12px;
        padding-right: 0;
    }

    .book-carousel__button {
        width: 42px;
        height: 42px;
    }

    .event-layout {
        gap: 16px;
    }

    .event-poster {
        width: 100%;
        margin: 0;
    }

    .event-poster img {
        width: 100%;
    }

    .organizer-layout {
        gap: 28px;
    }

    .staff-callout {
        gap: 28px;
        padding: 24px;
    }

    .staff-callout__aside {
        padding: 20px;
    }

    .schedule-item {
        grid-template-columns: 1fr;
        gap: 8px;
    }

    .info-table,
    .info-table tbody,
    .info-table tr,
    .info-table th,
    .info-table td {
        display: block;
        width: 100%;
    }

    .info-table th {
        border-bottom: 0;
    }

    .info-table td {
        border-top: 0;
    }

    .lecture-table-wrap {
        overflow-x: visible;
        border: 0;
        background: transparent;
    }

    .lecture-table {
        min-width: 0;
    }

    .lecture-table,
    .lecture-table thead,
    .lecture-table tbody,
    .lecture-table tr,
    .lecture-table th,
    .lecture-table td {
        display: block;
        width: 100%;
    }

    .lecture-table thead {
        display: none;
    }

    .lecture-table tr {
        margin-bottom: 12px;
        border: 1px solid var(--color-line);
        border-radius: 8px;
        background: var(--color-white);
    }

    .lecture-table td {
        display: grid;
        grid-template-columns: 96px 1fr;
        gap: 12px;
        border-bottom: 1px solid var(--color-line);
        padding: 14px 16px;
    }

    .lecture-table td::before {
        color: var(--color-kachi-dark);
        font-weight: 700;
        content: attr(data-label);
    }

    .lecture-table tr:last-child td,
    .lecture-table td:last-child {
        border-bottom: 0;
    }

    .site-footer__inner {
        align-items: flex-start;
        flex-direction: column;
    }
}