/* ===== Á ĐÔNG — LANDING GIA SƯ (dạy kèm tại nhà, khu vực AEON Tân Phú) ===== */
/* Kế thừa style.css + tuyensinh.css. File này chỉ bổ sung các section riêng của trang gia sư. */

/* ---------- Badge cấp học trên hero ---------- */
.gs-hero-badge-txt { text-transform: none; letter-spacing: .02em; }

/* ---------- Nhấn "tại nhà" trong points ---------- */
.lp-hero-points strong { color: var(--gold-300); }
/* Override: các point ở hero gia sư có <strong> xen giữa → bỏ flex trên <li>
   (dùng position) để text + <strong> chảy tự nhiên, không bị tách flex item.
   Chỉ ảnh hưởng trang gia sư, không đụng tuyensinh.css. */
.lp-hero-points li { display: block; position: relative; padding-left: 37px; align-items: initial; }
.lp-hero-points li .ic { position: absolute; left: 0; top: 0; }

/* =========================================================
   QUY TRÌNH ĐĂNG KÝ 4 BƯỚC  (phần quan trọng — có icon + số)
   ========================================================= */
.steps-wrap { position: relative; margin-top: 8px; }
.steps-grid { display: grid; gap: 20px; grid-template-columns: 1fr; }
.step-card {
  position: relative;
  background: var(--white);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: 30px 26px 26px;
  transition: transform .3s ease, box-shadow .3s ease;
}
.step-card:hover { transform: translateY(-5px); box-shadow: 0 24px 50px -22px rgba(11,37,69,0.28); }
.step-card .step-num {
  position: absolute; top: -18px; left: 26px;
  width: 40px; height: 40px; border-radius: 50%;
  background: var(--navy-900); color: var(--gold-300);
  display: flex; align-items: center; justify-content: center;
  font-family: 'Playfair Display', serif; font-weight: 800; font-size: 19px;
  border: 3px solid var(--white); box-shadow: var(--shadow-card);
}
.step-card .step-ic {
  width: 58px; height: 58px; border-radius: 16px;
  background: var(--gold-gradient); color: var(--navy-900);
  display: flex; align-items: center; justify-content: center;
  margin: 6px 0 16px;
}
.step-card .step-ic svg { width: 28px; height: 28px; }
.step-card h3 { font-size: 18px; margin-bottom: 8px; }
.step-card p { font-size: 14.5px; margin: 0; }
.step-card .step-tag {
  display: inline-block; margin-top: 14px;
  font-size: 11.5px; font-weight: 700; letter-spacing: .04em; text-transform: uppercase;
  color: var(--gold-500);
}
/* Đường nối giữa các bước (chỉ desktop) */
@media (min-width: 700px)  { .steps-grid { grid-template-columns: 1fr 1fr; gap: 30px 22px; } }
@media (min-width: 1000px) {
  .steps-grid { grid-template-columns: repeat(4, 1fr); gap: 22px; }
  .steps-wrap::before {
    content: ""; position: absolute; top: 20px; left: 12%; right: 12%; height: 2px;
    background: repeating-linear-gradient(90deg, var(--gold-500) 0 10px, transparent 10px 20px);
    opacity: .5; z-index: 0;
  }
  .step-card { z-index: 1; }
}

/* =========================================================
   GIẢI PHÁP — GIA SƯ Á ĐÔNG KHÁC GÌ GIA SƯ TỰ DO (so sánh)
   ========================================================= */
.compare-grid { display: grid; gap: 22px; grid-template-columns: 1fr; max-width: 940px; margin: 0 auto; }
.compare-col {
  border-radius: var(--radius-lg); padding: 30px 26px;
  border: 1px solid var(--border-soft);
}
.compare-col .compare-head {
  display: flex; align-items: center; gap: 12px; margin-bottom: 18px;
  padding-bottom: 16px; border-bottom: 1px solid var(--border-soft);
}
.compare-col .compare-head .ic {
  width: 46px; height: 46px; border-radius: 12px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
}
.compare-col .compare-head .ic svg { width: 24px; height: 24px; }
.compare-col .compare-head h3 { margin: 0; font-size: 19px; }
.compare-col ul { display: flex; flex-direction: column; gap: 13px; }
/* <li> dùng position thay flex: giữ text + <strong> chảy tự nhiên trên cùng dòng
   (nếu để display:flex thì mỗi <strong> bị tách thành flex item riêng → vỡ dòng). */
.compare-col li { position: relative; padding-left: 33px; font-size: 14.5px; line-height: 1.5; }
.compare-col li .li-ic { position: absolute; left: 0; top: 1px; width: 22px; height: 22px; border-radius: 50%; display: flex; align-items: center; justify-content: center; }
.compare-col li .li-ic svg { width: 13px; height: 13px; }

/* Cột "gia sư tự do" — nhạt, xám */
.compare-free { background: var(--cream); }
.compare-free .compare-head .ic { background: rgba(11,37,69,0.08); color: var(--ink-soft); }
.compare-free .compare-head h3 { color: var(--ink-soft); }
.compare-free li { color: var(--ink-soft); }
.compare-free li .li-ic { background: rgba(192,57,43,0.12); color: #C0392B; }

/* Cột "gia sư Á Đông" — nổi bật navy + viền gold */
.compare-adong { background: var(--navy-900); border-color: rgba(240,199,94,0.4); position: relative; }
.compare-adong .compare-head { border-bottom-color: rgba(255,255,255,0.14); }
.compare-adong .compare-head .ic { background: var(--gold-gradient); color: var(--navy-900); }
.compare-adong .compare-head h3 { color: #fff; }
.compare-adong li { color: rgba(255,255,255,0.9); }
.compare-adong li .li-ic { background: var(--gold-gradient); color: var(--navy-900); }
.compare-adong .compare-flag {
  position: absolute; top: 30px; right: 26px;
  background: var(--gold-gradient); color: var(--navy-900);
  font-size: 11px; font-weight: 800; letter-spacing: .04em; text-transform: uppercase;
  padding: 5px 12px; border-radius: 999px;
}
@media (min-width: 780px) { .compare-grid { grid-template-columns: 1fr 1fr; align-items: start; } }

/* =========================================================
   HÌNH THỨC HỌC (1 kèm 1 / nhóm nhỏ)
   ========================================================= */
.format-grid { display: grid; gap: 24px; grid-template-columns: 1fr; max-width: 900px; margin: 0 auto; }
.format-card {
  background: var(--white); border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg); box-shadow: var(--shadow-card);
  padding: 34px 30px; text-align: center; position: relative; overflow: hidden;
  transition: transform .3s ease, box-shadow .3s ease;
}
.format-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-soft); }
.format-card::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 5px; background: var(--gold-gradient); z-index: 2; }
.format-card .format-photo { display: block; width: calc(100% + 60px); height: 200px; margin: -34px -30px 24px; object-fit: cover; object-position: center 28%; }
.format-card .format-ic {
  width: 68px; height: 68px; border-radius: 20px; margin: 6px auto 18px;
  background: var(--navy-900); color: var(--gold-300);
  display: flex; align-items: center; justify-content: center;
}
.format-card .format-ic svg { width: 34px; height: 34px; }
.format-card h3 { font-size: 21px; margin-bottom: 8px; }
.format-card .format-lead { font-size: 15px; color: var(--ink-soft); margin-bottom: 16px; }
.format-card ul { display: inline-flex; flex-direction: column; gap: 10px; text-align: left; }
.format-card li { display: flex; align-items: flex-start; gap: 10px; font-size: 14px; color: var(--ink); }
.format-card li svg { flex-shrink: 0; width: 18px; height: 18px; color: var(--gold-500); margin-top: 2px; }
@media (min-width: 720px) { .format-grid { grid-template-columns: 1fr 1fr; } }

/* =========================================================
   KHU VỰC PHỤC VỤ
   ========================================================= */
.area-card {
  background: var(--white); border-radius: var(--radius-lg); overflow: hidden;
  border: 1px solid var(--border-soft); box-shadow: var(--shadow-soft);
  display: grid; grid-template-columns: 1fr;
}
.area-card > * { min-width: 0; }
.area-body { padding: 32px 28px; }
.area-body .badge-tag {
  display: inline-flex; align-items: center; gap: 7px;
  font-size: 12px; font-weight: 800; letter-spacing: .05em; text-transform: uppercase;
  color: var(--navy-900); background: var(--gold-gradient); border-radius: 999px;
  padding: 6px 14px; margin-bottom: 14px;
}
.area-body .badge-tag svg { width: 14px; height: 14px; }
.area-body h3 { font-size: 22px; margin-bottom: 12px; }
.area-list { display: flex; flex-direction: column; gap: 10px; margin-bottom: 18px; }
/* position thay flex để <strong> không bị tách dòng (xem ghi chú ở .compare-col li) */
.area-list li { position: relative; padding-left: 28px; font-size: 15px; color: var(--ink-soft); line-height: 1.5; }
.area-list li .ic { position: absolute; left: 0; top: 2px; color: var(--gold-500); }
.area-map { width: 100%; min-height: 300px; height: 100%; border: 0; filter: grayscale(15%); }
@media (min-width: 820px) { .area-card { grid-template-columns: 1fr 1fr; } .area-body { padding: 40px; } }

/* =========================================================
   HỌC PHÍ GIA SƯ
   ========================================================= */
.price-grid { display: grid; gap: 22px; grid-template-columns: 1fr; max-width: 900px; margin: 0 auto; }
.price-card {
  background: var(--white); border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg); box-shadow: var(--shadow-card);
  padding: 30px 26px; text-align: center; position: relative;
}
.price-card .price-ribbon {
  display: inline-block; margin-bottom: 14px;
  background: var(--navy-900); color: var(--gold-300);
  font-size: 12px; font-weight: 800; letter-spacing: .04em; text-transform: uppercase;
  padding: 6px 16px; border-radius: 999px;
}
.price-card h3 { font-size: 20px; margin-bottom: 6px; }
.price-card .price-amount {
  font-family: 'Playfair Display', serif; font-weight: 800;
  font-size: clamp(26px, 4vw, 34px); color: var(--navy-900); line-height: 1.1; margin: 8px 0 4px;
}
.price-card .price-amount .cur { font-size: 16px; color: var(--gold-500); }
.price-card .price-unit { font-size: 13px; color: var(--ink-soft); margin-bottom: 12px; }
.price-card p { font-size: 14px; margin: 0; }
/* Ô placeholder học phí (chờ số liệu thật của cô Thảo) */
.price-note {
  max-width: 620px; margin: 26px auto 0;
  border: 1.5px dashed rgba(212,175,55,0.55); border-radius: var(--radius-md);
  padding: 18px 20px; background: rgba(212,175,55,0.07);
  font-size: 14.5px; color: var(--ink-soft); text-align: center;
}
.price-note strong { color: var(--gold-500); }
@media (min-width: 760px) { .price-grid { grid-template-columns: 1fr 1fr; } }

/* =========================================================
   CAM KẾT CHẤT LƯỢNG
   ========================================================= */
.commit-grid { display: grid; gap: 18px; grid-template-columns: 1fr; margin-bottom: 26px; }
.commit-item {
  display: flex; gap: 16px; align-items: flex-start;
  background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-md); padding: 22px 22px;
}
.commit-item .ic {
  flex-shrink: 0; width: 48px; height: 48px; border-radius: 12px;
  background: var(--gold-gradient); color: var(--navy-900);
  display: flex; align-items: center; justify-content: center;
}
.commit-item .ic svg { width: 24px; height: 24px; }
.commit-item h3 { color: #fff; font-size: 17px; margin-bottom: 5px; }
.commit-item p { color: rgba(255,255,255,0.78); font-size: 14px; margin: 0; }
@media (min-width: 760px) { .commit-grid { grid-template-columns: 1fr 1fr; } }

/* Dải nhấn "đổi giáo viên nếu chưa phù hợp" (có placeholder số buổi) */
.commit-guarantee {
  max-width: 760px; margin: 0 auto; text-align: center;
  background: rgba(240,199,94,0.1); border: 1px solid rgba(240,199,94,0.4);
  border-radius: var(--radius-lg); padding: 28px 24px;
}
.commit-guarantee .ic {
  width: 54px; height: 54px; border-radius: 50%; margin: 0 auto 14px;
  background: var(--gold-gradient); color: var(--navy-900);
  display: flex; align-items: center; justify-content: center;
}
.commit-guarantee .ic svg { width: 27px; height: 27px; }
.commit-guarantee h3 { color: #fff; font-size: 20px; margin-bottom: 8px; }
.commit-guarantee p { color: rgba(255,255,255,0.82); max-width: 560px; margin: 0 auto; }
.commit-guarantee .ph { color: var(--gold-300); font-weight: 700; }