/* Landing pages: /nha-mua-hang-doanh-nghiep, /mo-gian-hang, /cong-tac-vien
   Standalone pages (không dùng header/footer chung của theme Felix), bám theo design gốc
   Felix_store_3_Landing_Pages/assets/styles.css. Toàn bộ scope dưới body.felix-landing. */
.felix-landing {
  --fl-navy: #073763;
  --fl-blue: #0866c6;
  --fl-sky: #eaf5ff;
  --fl-green: #17a673;
  --fl-ink: #17253b;
  --fl-muted: #64748b;
  --fl-line: #dce6f0;
  --fl-white: #fff;
  --fl-cream: #f8fbfd;
  --fl-orange: #ff8a34;
  --fl-shadow: 0 18px 50px rgba(7, 55, 99, .12);
  --fl-radius: 22px;
  margin: 0;
  font-family: Inter, "Segoe UI", Arial, sans-serif;
  color: var(--fl-ink);
  background: var(--fl-white);
  line-height: 1.6;
}
.felix-landing.accent-seller { --fl-blue: #0c8b62; --fl-sky: #e9faf4; }
.felix-landing.accent-affiliate { --fl-blue: #8a4bc1; --fl-sky: #f5ecfd; }
.felix-landing * { box-sizing: border-box; }
.felix-landing { scroll-behavior: smooth; }
.felix-landing a { color: inherit; text-decoration: none; }
.felix-landing img { max-width: 100%; }
.felix-landing .fl-skip { position: absolute; left: -9999px; }
.felix-landing .fl-skip:focus { left: 12px; top: 12px; background: #fff; padding: 10px; z-index: 99; }
.felix-landing .fl-container { width: min(1160px, calc(100% - 40px)); margin: auto; }

/* Topbar + header/nav */
.felix-landing .fl-topbar { background: var(--fl-navy); color: #dcecff; font-size: 14px; }
.felix-landing .fl-topbar .fl-container { display: flex; justify-content: space-between; align-items: center; padding: 7px 0; flex-wrap: wrap; gap: 4px; }
.felix-landing .fl-header { position: sticky; top: 0; z-index: 20; background: rgba(255, 255, 255, .94); backdrop-filter: blur(12px); border-bottom: 1px solid rgba(220, 230, 240, .8); }
.felix-landing .fl-nav { height: 76px; display: flex; align-items: center; gap: 28px; }
.felix-landing .fl-logo { display: inline-flex; align-items: center; }
.felix-landing .fl-logo img { height: 40px; width: auto; }
.felix-landing .fl-navlinks { display: flex; gap: 24px; margin-left: auto; font-size: 15px; font-weight: 700; }
.felix-landing .fl-navlinks a:hover,
.felix-landing .fl-navlinks a.active { color: var(--fl-blue); }
.felix-landing .fl-nav-cta,
.felix-landing .fl-btn { display: inline-flex; align-items: center; justify-content: center; gap: 9px; border-radius: 12px; padding: 13px 20px; font-weight: 800; border: 1px solid transparent; cursor: pointer; transition: .2s; font-size: 15px; }
.felix-landing .fl-btn:hover,
.felix-landing .fl-nav-cta:hover { transform: translateY(-2px); }
.felix-landing .fl-nav-cta,
.felix-landing .fl-btn-primary { background: var(--fl-blue); color: #fff; box-shadow: 0 9px 24px rgba(8, 102, 198, .22); }
.felix-landing .fl-btn-secondary { background: #fff; border-color: var(--fl-line); color: var(--fl-navy); }
.felix-landing .fl-mobile-toggle { display: none; background: none; border: 0; font-size: 25px; cursor: pointer; }

/* Hero */
.felix-landing .fl-hero { position: relative; overflow: hidden; background: linear-gradient(125deg, #f8fcff 0%, #ecf7ff 50%, #f7fffb 100%); padding: 82px 0 70px; }
.felix-landing .fl-hero-grid { display: grid; grid-template-columns: 1.08fr .92fr; align-items: center; gap: 54px; }
.felix-landing .fl-eyebrow { display: inline-flex; gap: 8px; align-items: center; background: #fff; border: 1px solid #cfe5f6; color: var(--fl-blue); padding: 7px 12px; border-radius: 99px; font-size: 13px; font-weight: 800; text-transform: uppercase; letter-spacing: .04em; }
.felix-landing .fl-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--fl-green); display: inline-block; }
.felix-landing h1 { font-size: clamp(40px, 5vw, 66px); line-height: 1.05; letter-spacing: -2.5px; margin: 20px 0 22px; color: var(--fl-navy); }
.felix-landing h1 span { color: var(--fl-blue); }
.felix-landing .fl-hero p { font-size: 19px; color: #50647b; max-width: 680px; margin: 0; }
.felix-landing .fl-hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 30px 0 26px; }
.felix-landing .fl-trustline { display: flex; flex-wrap: wrap; gap: 20px; color: #52657b; font-size: 14px; font-weight: 700; list-style: none; padding: 0; margin: 0; }
.felix-landing .fl-trustline li:before { content: "✓"; color: var(--fl-green); font-weight: 900; margin-right: 7px; }
.felix-landing .fl-visual { background: #fff; border: 1px solid #d9eaf7; border-radius: 28px; padding: 24px; box-shadow: var(--fl-shadow); }
.felix-landing .fl-visual-title { display: flex; justify-content: space-between; align-items: center; margin-bottom: 18px; }
.felix-landing .fl-visual-title b { color: var(--fl-navy); }
.felix-landing .fl-badge { font-size: 12px; color: #087a58; background: #e7fbf3; padding: 6px 10px; border-radius: 99px; font-weight: 800; }
.felix-landing .fl-metric-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.felix-landing .fl-metric { background: var(--fl-cream); border: 1px solid #e7eef4; border-radius: 16px; padding: 14px; }
.felix-landing .fl-metric strong { display: block; font-size: 22px; color: var(--fl-navy); }
.felix-landing .fl-metric small { color: var(--fl-muted); }
.felix-landing .fl-flow { margin-top: 18px; display: grid; gap: 12px; }
.felix-landing .fl-flow-item { display: flex; gap: 12px; align-items: center; padding: 13px; border-radius: 15px; background: linear-gradient(90deg, #f7fbff, #fff); border: 1px solid #e2edf6; }
.felix-landing .fl-flow-icon { width: 40px; height: 40px; flex: 0 0 40px; border-radius: 12px; display: grid; place-items: center; background: var(--fl-sky); color: var(--fl-blue); font-weight: 900; }

/* Sections */
.felix-landing .fl-section { padding: 80px 0; }
.felix-landing .fl-section.fl-alt { background: var(--fl-cream); }
.felix-landing .fl-section-head { max-width: 760px; margin: 0 auto 42px; text-align: center; }
.felix-landing .fl-kicker { color: var(--fl-blue); text-transform: uppercase; letter-spacing: .1em; font-size: 13px; font-weight: 900; }
.felix-landing .fl-section h2 { font-size: clamp(30px, 4vw, 46px); line-height: 1.14; letter-spacing: -1.5px; color: var(--fl-navy); margin: 9px 0 15px; }
.felix-landing .fl-section-head p { color: var(--fl-muted); font-size: 17px; margin: 0; }
.felix-landing .fl-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.felix-landing .fl-card { background: #fff; border: 1px solid var(--fl-line); border-radius: var(--fl-radius); padding: 28px; box-shadow: 0 10px 30px rgba(7, 55, 99, .06); }
.felix-landing .fl-card .fl-icon { width: 50px; height: 50px; border-radius: 15px; background: var(--fl-sky); display: grid; place-items: center; color: var(--fl-blue); font-size: 23px; font-weight: 900; }
.felix-landing .fl-card h3 { margin: 18px 0 8px; color: var(--fl-navy); font-size: 20px; }
.felix-landing .fl-card p { color: var(--fl-muted); margin: 0; }
.felix-landing .fl-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; counter-reset: fl-step; }
.felix-landing .fl-step { position: relative; padding: 25px 22px 24px; background: #fff; border-radius: 18px; border: 1px solid var(--fl-line); }
.felix-landing .fl-step:before { counter-increment: fl-step; content: "0" counter(fl-step); display: block; color: var(--fl-blue); font-weight: 900; font-size: 13px; margin-bottom: 12px; }
.felix-landing .fl-step h3 { font-size: 18px; color: var(--fl-navy); margin: 0 0 8px; }
.felix-landing .fl-step p { color: var(--fl-muted); font-size: 14px; margin: 0; }
.felix-landing .fl-offer { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; align-items: stretch; }
.felix-landing .fl-offer-panel { border-radius: 28px; padding: 36px; background: var(--fl-navy); color: #fff; }
.felix-landing .fl-offer-panel h2 { color: #fff; }
.felix-landing .fl-checklist { list-style: none; padding: 0; margin: 22px 0; }
.felix-landing .fl-checklist li { padding: 8px 0 8px 30px; position: relative; }
.felix-landing .fl-checklist li:before { content: "✓"; position: absolute; left: 0; color: #6ce0b7; font-weight: 900; }
.felix-landing .fl-proof { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.felix-landing .fl-proof .fl-card { padding: 22px; }
.felix-landing .fl-proof strong { display: block; color: var(--fl-blue); font-size: 28px; }
.felix-landing .fl-proof small { color: var(--fl-muted); }
.felix-landing .fl-faq { max-width: 850px; margin: auto; }
.felix-landing .fl-faq details { background: #fff; border: 1px solid var(--fl-line); border-radius: 15px; padding: 18px 20px; margin-bottom: 12px; }
.felix-landing .fl-faq summary { cursor: pointer; font-weight: 800; color: var(--fl-navy); }
.felix-landing .fl-faq p { color: var(--fl-muted); margin-bottom: 0; }

/* Lead form */
.felix-landing .fl-lead { background: linear-gradient(135deg, var(--fl-navy), #07559c); color: #fff; border-radius: 30px; padding: 46px; display: grid; grid-template-columns: .9fr 1.1fr; gap: 45px; align-items: center; }
.felix-landing .fl-lead h2 { color: #fff; margin-top: 0; }
.felix-landing .fl-lead p { color: #d9ecff; }
.felix-landing .fl-form { background: #fff; color: var(--fl-ink); padding: 28px; border-radius: 20px; }
.felix-landing .fl-form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.felix-landing .fl-field.fl-full { grid-column: 1/-1; }
.felix-landing .fl-field label { display: block; font-size: 13px; font-weight: 800; color: #42556c; margin: 0 0 6px; }
.felix-landing .fl-field input,
.felix-landing .fl-field select,
.felix-landing .fl-field textarea { width: 100%; font: inherit; padding: 12px 13px; border: 1px solid #cfdce8; border-radius: 10px; background: #fbfdff; }
.felix-landing .fl-field textarea { min-height: 86px; resize: vertical; }
.felix-landing .fl-field .fl-invalid { border-color: #c0392b; background: #fffafa; }
.felix-landing .fl-form button { width: 100%; margin-top: 15px; }
.felix-landing .fl-form button:disabled { opacity: .75; cursor: wait; }
.felix-landing .fl-spinner { width: 16px; height: 16px; border: 2px solid rgba(255, 255, 255, .45); border-top-color: #fff; border-radius: 50%; display: inline-block; animation: fl-spin .7s linear infinite; }
@keyframes fl-spin { to { transform: rotate(360deg); } }
.felix-landing .fl-form-note { font-size: 12px !important; color: #738398 !important; margin: 10px 0 0 !important; }
.felix-landing .fl-success { display: none; padding: 15px; background: #e9fbf4; color: #087a58; border-radius: 12px; font-weight: 800; }
.felix-landing .fl-error { display: none; padding: 15px; background: #fdecec; color: #c0392b; border-radius: 12px; font-weight: 800; margin-bottom: 12px; }

/* Footer */
.felix-landing .fl-footer { background: #061f36; color: #d5e3ef; padding: 48px 0 26px; }
.felix-landing .fl-footer .fl-logo img { height: 34px; filter: brightness(0) invert(1); }
.felix-landing .fl-footer-grid { display: grid; grid-template-columns: 1.3fr .7fr .7fr; gap: 40px; }
.felix-landing .fl-footer h4 { color: #fff; margin: 0 0 12px; }
.felix-landing .fl-footer a { display: block; color: #b7cad9; margin: 7px 0; font-size: 14px; }
.felix-landing .fl-footer-note { margin-top: 30px; padding-top: 20px; border-top: 1px solid #24435e; color: #91a8bb; font-size: 13px; display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.felix-landing .fl-footer-bct { display: block; height: 32px; width: auto; }
.felix-landing .fl-sticky-mobile { display: none; }

@media (max-width: 900px) {
  .felix-landing .fl-navlinks { display: none; position: absolute; top: 76px; left: 0; right: 0; background: #fff; padding: 20px; box-shadow: var(--fl-shadow); flex-direction: column; }
  .felix-landing .fl-navlinks.open { display: flex; }
  .felix-landing .fl-mobile-toggle { display: block; margin-left: auto; }
  .felix-landing .fl-nav-cta { display: none; }
  .felix-landing .fl-hero { padding: 58px 0; }
  .felix-landing .fl-hero-grid,
  .felix-landing .fl-offer,
  .felix-landing .fl-lead { grid-template-columns: 1fr; }
  .felix-landing .fl-cards { grid-template-columns: 1fr 1fr; }
  .felix-landing .fl-steps { grid-template-columns: 1fr 1fr; }
  .felix-landing .fl-visual { max-width: 620px; }
  .felix-landing .fl-footer-grid { grid-template-columns: 1fr 1fr; }
  .felix-landing .fl-sticky-mobile { display: flex; position: fixed; z-index: 30; left: 12px; right: 12px; bottom: 12px; background: var(--fl-blue); color: #fff; border-radius: 14px; justify-content: center; padding: 14px; font-weight: 900; box-shadow: 0 15px 35px rgba(0, 0, 0, .25); }
}
@media (max-width: 600px) {
  .felix-landing .fl-container { width: min(calc(100% - 28px), 1160px); }
  .felix-landing .fl-topbar .fl-container span:last-child { display: none; }
  .felix-landing .fl-nav { height: 66px; }
  .felix-landing .fl-navlinks { top: 66px; }
  .felix-landing h1 { font-size: 40px; }
  .felix-landing .fl-hero p { font-size: 17px; }
  .felix-landing .fl-metric-row,
  .felix-landing .fl-cards,
  .felix-landing .fl-steps,
  .felix-landing .fl-proof,
  .felix-landing .fl-form-grid,
  .felix-landing .fl-footer-grid { grid-template-columns: 1fr; }
  .felix-landing .fl-section { padding: 60px 0; }
  .felix-landing .fl-lead { padding: 25px; border-radius: 22px; }
  .felix-landing .fl-form { padding: 20px; }
  .felix-landing .fl-field.fl-full { grid-column: auto; }
  .felix-landing .fl-hero-actions .fl-btn { width: 100%; }
  .felix-landing .fl-trustline { gap: 8px 14px; }
  .felix-landing .fl-footer { padding-bottom: 90px; }
}