/* ===== Trang chủ: biến & lớp dùng chung cho tất cả section ===== */
:root {
    --home-container: 88.889rem; /* 1280px content width @ 1440 design */
    --home-gutter: 1.25rem;
    --home-radius: 1.389rem; /* 20px */
    --home-radius-pill: 1.736rem; /* 25px */

    --home-orange: #ff9f21;
    --home-orange-dark: #e8890a;
    --home-orange-soft: rgba(255, 159, 33, 0.12);
    --home-orange-bg: rgba(255, 159, 33, 0.2);
    --home-blue: #007eff;
    --home-blue-dark: #00468e;
    --home-navy: #1c4166;
    --home-teacher-bg: #ffd9a0;

    --home-text: #2d2d2d;
    --home-text-muted: rgba(0, 0, 0, 0.7);
    --home-white: #ffffff;
}

.home-section {
    padding: 5.556rem 0; /* 80px */
    overflow: hidden;
}

.home-container {
    max-width: var(--home-container);
    margin: 0 auto;
    padding: 0 var(--home-gutter);
}

.home-section__head {
    text-align: center;
    max-width: 43.75rem;
    margin: 0 auto 2.5rem;
    position: relative;
}

.home-section__title {
    font-family: "Libre Franklin", sans-serif;
    font-size: 2.5rem; /* 36px */
    font-weight: 600;
    color: var(--home-text);
    line-height: 1.3;
}

.home-section__line {
    width: 8.333rem; /* 120px */
    height: 3px;
    background: var(--home-orange);
    margin: 0.694rem auto 0;
    border-radius: 2px;
}

.home-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.9rem 1.5rem;
    background: var(--home-orange);
    color: #fff;
    font-family: "Libre Franklin", sans-serif;
    font-size: 1.125rem; /* 18px */
    font-weight: 600;
    border-radius: var(--home-radius-pill) 0;
    white-space: nowrap;
    transition: background-color 0.2s ease, transform 0.2s ease;
}

.home-btn:hover {
    background: var(--home-orange-dark);
    transform: translateY(-2px);
}

.home-btn--outline {
    background: #fff;
    border: 1.5px solid var(--home-blue);
    color: var(--home-blue);
}

.home-btn--outline:hover {
    background: var(--home-blue);
    color: #fff;
}

.home-btn--blue {
    background: var(--home-blue);
}

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

.home-btn svg {
    width: 0.972rem;
    height: 1.528rem;
    flex-shrink: 0;
}

@media (max-width: 1024px) {
    .home-section {
        padding: 4rem 0;
    }

    .home-section__title {
        font-size: 2rem;
    }
}

@media (max-width: 767px) {
    .home-section {
        padding: 2.75rem 0;
    }

    .home-section__title {
        font-size: 1.5rem;
    }

    .home-section__head {
        margin-bottom: 1.75rem;
    }

    .home-btn {
        font-size: 1rem;
        padding: 0.75rem 1.25rem;
    }
}