/* Trang tính năng (/tinh-nang): màu thương hiệu xanh mực + xanh dương, một điểm nhấn cam; không gradient, ít chữ. */
:root {
    --ft-ink: #14213d;
    --ft-navy: #0e3a6b;
    --ft-blue: #1c64c8;
    --ft-orange: #f07c1e;
    --ft-text: #33415c;
    --ft-muted: #5b6b84;
    --ft-line: #e4eaf2;
    --ft-soft: #f3f7fc;
}

/* Hero: chữ trái, video phải */
.ft-hero { background: var(--ft-navy); color: #fff; padding: 56px 0 64px; }
.ft-hero .crumb { font-size: .88rem; color: rgba(255, 255, 255, .7); }
.ft-hero .crumb a { color: rgba(255, 255, 255, .75); text-decoration: none; }
.ft-hero .crumb a:hover { color: #fff; }
.ft-kicker { display: inline-flex; align-items: center; gap: 8px; margin: 18px 0 10px; padding: 5px 12px; border-radius: 999px; background: rgba(255, 255, 255, .1); font-weight: 600; font-size: .92rem; }
.ft-kicker i { color: var(--ft-orange); }
.ft-hero h1 { font-weight: 800; font-size: 2.5rem; line-height: 1.15; margin-bottom: 16px; }
.ft-hero p.lead { font-size: 1.12rem; color: rgba(255, 255, 255, .88); margin-bottom: 24px; }
.ft-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.ft-btn { display: inline-flex; align-items: center; gap: 8px; padding: 12px 22px; border-radius: 12px; font-weight: 700; text-decoration: none; border: 2px solid transparent; }
.ft-btn-main { background: var(--ft-orange); color: #fff; }
.ft-btn-main:hover { background: #d96a10; color: #fff; }
.ft-btn-ghost { border-color: rgba(255, 255, 255, .45); color: #fff; }
.ft-btn-ghost:hover { background: rgba(255, 255, 255, .1); color: #fff; }
.ft-hero .ft-media { margin: 0; }
.ft-hero .ft-media figcaption { display: none; }
.ft-hero .ft-media video, .ft-hero .ft-media img { border-color: rgba(255, 255, 255, .18); box-shadow: 0 24px 60px rgba(0, 0, 0, .35); }

/* Khung ảnh/video 16:9 (không xô trang khi tải) */
.ft-media { margin: 0; }
.ft-media video, .ft-media img { display: block; width: 100%; aspect-ratio: 16 / 9; object-fit: cover; background: #0b2545; border: 1px solid var(--ft-line); border-radius: 16px; box-shadow: 0 14px 40px rgba(20, 33, 61, .14); }
.ft-video-wrap { position: relative; }
.ft-video { cursor: pointer; }
.ft-video-wrap iframe { display: block; width: 100%; aspect-ratio: 16 / 9; border: 0; border-radius: 16px; background: #0b2545; box-shadow: 0 14px 40px rgba(20, 33, 61, .14); }
.ft-play { position: absolute; inset: 0; margin: auto; display: grid; place-items: center; width: 84px; height: 84px; padding: 0 0 0 6px; border: 4px solid #fff; border-radius: 50%; background: var(--ft-orange); color: #fff; font-size: 2.6rem; box-shadow: 0 12px 34px rgba(0, 0, 0, .35); cursor: pointer; }
.ft-play:hover { background: #d96a10; }
.ft-play[hidden] { display: none; }
.ft-media figcaption { margin-top: 10px; font-size: .9rem; color: var(--ft-muted); text-align: center; }
/* Ảnh điện thoại chụp ở 390×844: giữ đúng tỷ lệ, không cắt nhãn ở đáy màn hình. */
.ft-media.is-phone video, .ft-media.is-phone img { aspect-ratio: 390 / 844; max-width: 290px; margin: 0 auto; border-radius: 24px; }
.ft-phones { display: flex; flex-wrap: wrap; justify-content: center; gap: 24px; }
.ft-phones .ft-media { flex: 0 1 260px; }

/* Thân trang */
.ft-section { padding: 72px 0; }
.ft-section.is-soft { background: var(--ft-soft); }
.ft-section h2 { font-weight: 800; font-size: 2rem; color: var(--ft-ink); margin-bottom: 12px; }
.ft-section .ft-intro { max-width: 760px; margin: 0 auto 40px; text-align: center; color: var(--ft-muted); font-size: 1.08rem; }
.ft-split { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: 48px; align-items: center; }
.ft-split.is-reverse { grid-template-columns: minmax(0, 1fr) minmax(0, 1.25fr); }
.ft-split.is-reverse > .ft-copy { order: -1; }
.ft-split + .ft-split { margin-top: 72px; }
.ft-copy h3 { font-weight: 800; font-size: 1.55rem; color: var(--ft-ink); margin-bottom: 12px; scroll-margin-top: 90px; }
.ft-copy p { color: var(--ft-text); font-size: 1.04rem; line-height: 1.7; }
.ft-label { display: inline-block; margin-bottom: 8px; font-size: .8rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--ft-blue); }
.ft-points { list-style: none; padding: 0; margin: 16px 0 0; }
.ft-points li { position: relative; padding-left: 30px; margin-bottom: 10px; color: var(--ft-text); line-height: 1.6; }
.ft-points li::before { content: "\F26B"; font-family: "bootstrap-icons"; position: absolute; left: 0; top: 0; color: #16a34a; font-size: 1.1rem; }

/* Lưới thẻ (các chế độ, lợi ích) */
.ft-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
.ft-card { display: block; height: 100%; padding: 22px; border: 1px solid var(--ft-line); border-radius: 16px; background: #fff; color: var(--ft-ink); text-decoration: none; transition: transform .15s, box-shadow .15s; }
a.ft-card:hover { transform: translateY(-3px); box-shadow: 0 12px 30px rgba(20, 33, 61, .10); color: var(--ft-ink); }
.ft-card .ic { width: 46px; height: 46px; display: grid; place-items: center; margin-bottom: 14px; border-radius: 12px; background: #eef4fb; color: var(--ft-blue); font-size: 1.3rem; }
.ft-card h3 { font-size: 1.08rem; font-weight: 700; margin-bottom: 6px; }
.ft-card p { margin: 0; font-size: .95rem; color: var(--ft-muted); line-height: 1.55; }
.ft-card .more { display: block; margin-top: 10px; color: var(--ft-blue); font-weight: 600; font-size: .92rem; }

/* Link xem tiếp dưới đoạn chữ */
.ft-more { display: inline-flex; align-items: center; gap: 6px; margin-top: 16px; font-weight: 700; color: var(--ft-blue); text-decoration: none; }
.ft-more:hover { color: #1652a6; text-decoration: underline; }

/* 3 bước */
.ft-steps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; counter-reset: ft-step; }
.ft-steps > div { counter-increment: ft-step; padding: 24px; border-radius: 16px; background: #fff; border: 1px solid var(--ft-line); }
.ft-steps > div::before { content: counter(ft-step); display: grid; place-items: center; width: 40px; height: 40px; margin-bottom: 14px; border-radius: 50%; background: var(--ft-blue); color: #fff; font-weight: 800; }
.ft-steps b { display: block; margin-bottom: 6px; color: var(--ft-ink); font-size: 1.05rem; }
.ft-steps p { margin: 0; color: var(--ft-muted); }

/* Hỏi đáp, liên quan, kêu gọi */
.ft-faq { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px 40px; }
.ft-faq h3 { font-size: 1.02rem; font-weight: 700; color: var(--ft-ink); margin-bottom: 6px; }
.ft-faq p { color: var(--ft-text); margin: 0; line-height: 1.65; }
.ft-cta { display: flex; flex-wrap: wrap; align-items: center; gap: 20px; padding: 40px 44px; border-radius: 22px; background: var(--ft-navy); color: #fff; }
.ft-cta .t { flex: 1 1 360px; }
.ft-cta h2 { color: #fff; font-size: 1.7rem; margin-bottom: 6px; }
.ft-cta p { margin: 0; color: rgba(255, 255, 255, .85); }

@media (max-width: 991.98px) {
    .ft-hero { padding: 40px 0 48px; }
    .ft-hero h1 { font-size: 2rem; }
    .ft-hero .ft-media { margin-top: 32px; }
    .ft-split, .ft-split.is-reverse { grid-template-columns: 1fr; gap: 24px; }
    .ft-split.is-reverse > .ft-copy { order: 0; }
    .ft-steps, .ft-faq { grid-template-columns: 1fr; }
}
@media (max-width: 575.98px) {
    .ft-hero h1 { font-size: 1.7rem; }
    .ft-section { padding: 48px 0; }
    .ft-section h2 { font-size: 1.55rem; }
    .ft-split + .ft-split { margin-top: 48px; }
    .ft-cta { padding: 28px 22px; }
    .ft-btn { flex: 1 1 auto; justify-content: center; }
}
@media (prefers-reduced-motion: reduce) {
    .ft-card { transition: none; }
    a.ft-card:hover { transform: none; }
}