/* ============================================================
   Hero
   ============================================================ */
.hero {
    display: grid;
    grid-template-columns: 42% 1fr ;
    align-items: center;
    padding: 2.5rem 5rem 2.5rem 0rem;
    background: var(--color-bg);
    overflow: hidden;
}

.hero__main-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 1.5rem; 
}

.hero__blossom {
    display: flex;
    align-items: center;
    justify-content: flex-start;
}

.hero__blossom img {
    width: 110%;
    height: auto;
    display: block;
    margin-bottom: 0;
    margin-left: -0.5rem;
}

.hero__content {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content:flex-end;
    text-align: center;
    gap: 4rem;
    padding: 0 29rem;
}

.hero__sub {
    font-family: var(--font-serif);
    font-size: 3.5rem; 
    color: var(--color-text);
    margin: 0;
    line-height: 1;
}

.hero__title {
    font-family: var(--font-serif);
    font-size: 4.5rem;
    font-weight: 400;
    line-height: 1.1;
    color: var(--color-text);
    margin: 0;
}

.hero__btn {
    display: inline-block;
    background: #5b73e8; 
    color: #fff;
    font-family: var(--font-serif);
    padding: 1rem 3rem;
    border-radius: 4px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
    font-size: 1.5rem;
    text-decoration: none;
    letter-spacing: 0.02em;
    transition: background 0.2s;
    border: none;
}

.hero__btn:hover,
.hero__btn:focus {
    background: var(--color-accent-dark);
    color: #fff;
    text-decoration: none;
}

.hero__japanese {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100%;
}

.jp-text {
    writing-mode: vertical-rl;
    font-family: var(--font-japanese);
    font-size: 2.2rem; 
    letter-spacing: 0.4em; 
    color: var(--color-text);
    user-select: none;
}

/* ============================================================
   Feature Cards
   ============================================================ */
.features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    padding: 4rem 5rem;
    background: var(--color-bg-card);
}

.feature-card {
    background: var(--color-bg);
    padding: 3rem 2.5rem 2.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    border: 1px solid var(--color-border);
    border-top: 3px solid var(--color-accent);
    border-radius: 2px;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 28px rgba(0, 0, 0, 0.08);
}

.feature-card__icon {
    font-size: 2.2rem;
    color: var(--color-accent);
    margin-bottom: 1rem;
    line-height: 1;
}

.feature-card__title {
    font-family: var(--font-serif);
    font-size: 2.6rem;
    font-weight: 400;
    color: var(--color-text);
    margin: 0;
}

.feature-card__subtitle {
    font-family: var(--font-japanese);
    font-size: 1.5rem;
    color: var(--color-text-muted);
    margin: 0 0 0.5rem;
}

.feature-card__desc {
    font-size: 1.4rem;
    color: var(--color-text-muted);
    line-height: 1.7;
    margin: 0.5rem 0 0;
    flex: 1;
}

.feature-card__link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--color-border);
    font-family: var(--font-serif);
    font-size: 1.4rem;
    color: var(--color-accent);
    text-decoration: none;
    transition: gap 0.2s, color 0.2s;
    width: 100%;
}

.feature-card__link:hover {
    gap: 10px;
    color: var(--color-accent-dark);
    text-decoration: none;
}

/* ============================================================
   Student Showcase
   ============================================================ */
.showcase {
    padding: 5rem;
    background: var(--color-bg);
    position: relative;
}

.showcase__header {
    text-align: center;
    margin-bottom: 3rem;
}

.showcase__footer {
    font-family: var(--font-serif);
    text-align: center;
    margin-top: 3rem;
    font-size: 2rem;
}

.showcase__title {
    font-family: var(--font-serif);
    font-size: 3rem;
    font-weight: 400;
    color: var(--color-text);
    margin: 0 0 0.3rem;
}

.showcase__subtitle {
    font-family: var(--font-japanese);
    font-size: 1.6rem;
    color: #666;
    margin: 0;
}

.showcase__carousel {
    padding: 0 4rem;
}

.showcase__slide {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.showcase__card {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.showcase__img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    display: block;
}

.showcase__caption {
    font-size: 1.5rem;
    color: #555;
    text-align: center;
    margin: 0;
    letter-spacing: 0.03em;
}

.showcase__control {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: 1px solid var(--color-border);
    border-radius: 50%;
    width: 3rem;
    height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text);
    cursor: pointer;
    transition: border-color 0.2s, color 0.2s;
    padding: 0;
}

.showcase__control--prev { left: 0.5rem; }
.showcase__control--next { right: 0.5rem; }

.showcase__control i {
    font-size: 1.2rem;
    line-height: 1;
}

.showcase__control:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 900px) {
    .hero {
        grid-template-columns: 1fr;
        padding: 3rem 2rem 2rem;
        text-align: center;
    }

    .hero__blossom {
        display: none;
    }

    .hero__content {
        padding: 0;
        justify-content: center;
        gap: 2rem;
    }

    .hero__japanese {
        display: none;
    }

    .hero__title {
        font-size: 3.8rem;
    }

    .hero__sub {
        font-size: 2.6rem;
    }

    .features {
        grid-template-columns: 1fr;
        padding: 2.5rem 1.5rem;
        gap: 1.5rem;
    }

    .showcase {
        padding: 3rem 1.5rem;
    }

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

    .showcase__carousel {
        padding: 0 2rem;
    }
}

@media (max-width: 480px) {
    .hero__title {
        font-size: 3rem;
    }

    .hero__sub {
        font-size: 2rem;
    }

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