/* ============================================================
   PAGE ABOUT US 2 — Dai Loi Real Estate
   Design system: Roboto fonts, #0f53ba/#0076e5 blue palette
   Prefix: au2-
   ============================================================ */
.section-breadcrumb {
  background: #f0f6ff;
  border-bottom: 1px solid #e0e8f5;
}
.breadcrumb {
  margin: 0;
}

.au2-banner *,
.au2-closing *,
.au2-section * {
  box-sizing: border-box;
}

/* ============================================================
   BANNER
   ============================================================ */
.au2-banner {
  position: relative;
  width: 100%;
  min-height: 520px;
  overflow: hidden;
  display: flex;
  align-items: center;
}
.au2-banner__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  animation: animationFade 20s infinite linear;
}
.au2-banner__default-bg {
  position: absolute;
  inset: 0;
background: linear-gradient(135deg, #0a2d6e 0%, #0f3460 55%, #0f53ba 100%);
}
.au2-banner__overlay {
  position: relative;
  width: 100%;
background: linear-gradient(135deg, #0a2d6e 0%, #0f3460 55%, #0f53ba 100%);
  padding: 100px 20px 80px;
  text-align: center;
  color: #fff;
}
.au2-banner__inner {
  max-width: 860px;
  margin: 0 auto;
}
.au2-banner__badge {
  display: inline-block;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.28);
  padding: 7px 22px;
  border-radius: 50px;
  font-size: 16px;
  font-family: "Roboto Bold";
  letter-spacing: 1.2px;
  text-transform: uppercase;
  margin-bottom: 24px;
  color: #fff;
}
@media screen and (max-width: 767px) {
  .au2-banner__badge{
    font-size: 14px;
  }
}
.au2-banner__title {
  font-size: clamp(32px, 5.5vw, 64px);
  font-family: "Roboto Bold";
  color: #fff;
  line-height: 1.15;
  margin: 0 0 10px;
}
.au2-banner__title span {
  color: #5bc0f8;
}
.au2-banner__sub {
  font-size: 14px;
  font-family: "Roboto Medium";
  color: rgba(255, 255, 255, 0.65);
  letter-spacing: 0.5px;
  margin: 0 0 18px;
}
.au2-banner__desc {
  font-size: 18px;
  font-family: "Roboto Regular";
  opacity: 0.88;
  max-width: 680px;
  margin: 0 auto 36px;
  line-height: 1.8;
}
@media screen and (max-width: 1024px) {
  .au2-banner {
    min-height: 420px;
  }
  .au2-banner__title {
    font-size: 40px;
  }
}
@media screen and (max-width: 767px) {
  .au2-banner {
    min-height: 340px;
  }
  .au2-banner__overlay {
    padding: 70px 20px 56px;
  }
  .au2-banner__title {
    font-size: 30px;
  }
  .au2-banner__desc {
    font-size: 15px;
  }
}

/* Stats bar inside banner */
.au2-stats-bar {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
  max-width: 760px;
  margin: 0 auto;
}
.au2-stat-item {
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 14px;
  padding: 14px 22px;
  text-align: center;
  flex: 1 1 0;
  min-width: 0;
}
@media screen and (max-width: 767px) {
  .au2-stat-item {
    flex: 0 0 calc(50% - 6px);
  }
}
.au2-stat-item strong {
  display: block;
  font-size: 24px;
  font-family: "Roboto Bold";
  color: #fff;
  line-height: 1.1;
}
.au2-stat-item span {
  font-size: 16px;
  font-family: "Roboto Regular";
  opacity: 0.78;
  margin-top: 4px;
  display: block;
}
@media screen and (max-width: 480px) {
  .au2-stat-item {
    min-width: 100px;
    padding: 10px 14px;
  }
  .au2-stat-item strong {
    font-size: 20px;
  }
}

/* ============================================================
   SHARED SECTION UTILITIES
   ============================================================ */
.au2-section {
  padding: 100px 0;
}
.au2-section--white {
  background: #fff;
}
.au2-section--gray {
  background: #f8faff;
}
.au2-section--dark {
  background: linear-gradient(135deg, #0a2d6e 0%, #0f3460 55%, #0f53ba 100%);
}
@media screen and (max-width: 1024px) {
  .au2-section {
    padding: 60px 0;
  }
}
@media screen and (max-width: 767px) {
  .au2-section {
    padding: 36px 0;
  }
}

/* Section heading block (centred) */
.au2-section-head {
  text-align: center;
  margin-bottom: 56px;
}
@media screen and (max-width: 767px) {
  .au2-section-head {
    margin-bottom: 36px;
  }
}

.au2-tag {
  display: inline-block;
  background: rgba(0, 118, 229, 0.1);
  color: #0076e5;
  font-size: 16px;
  font-family: "Roboto Bold";
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 14px;
  border-radius: 4px;
  margin-bottom: 14px;
}
@media screen and (max-width: 767px) {
  .au2-tag{
    font-size: 14px;
  }
}
.au2-tag--light {
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.au2-section-title {
  font-size: clamp(22px, 3.5vw, 36px);
  font-family: "Roboto Bold";
  color: #203556;
  line-height: 1.25;
  margin: 0 0 12px;
}
.au2-section-title span {
  color: #0076e5;
}
.au2-section-title--white {
  color: #fff;
}
.au2-section-title--white span {
  color: #5bc0f8;
}

.au2-section-desc {
  font-size: 18px;
  font-family: "Roboto Regular";
  color: #2a2f38;
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.8;
}
.au2-section-desc--light {
  color: rgba(255, 255, 255, 0.8);
}
@media screen and (max-width: 767px) {
  .au2-section-desc {
    font-size: 15px;
  }
}

/* ============================================================
   SECTION 1 — CHÚNG TÔI LÀ AI
   ============================================================ */
.au2-about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: start;
}
@media screen and (max-width: 900px) {
  .au2-about-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
}

.au2-about-left {
  display: flex;
  flex-direction: column;
  gap: 22px;
}
@media screen and (max-width: 767px) {
  .au2-about-left .heading{
    text-align: center;
  }
  .au2-about-left .heading .au2-section-title{
    text-align: center;
  }
}

.au2-about-left .au2-section-title {
  text-align: left;
  margin-bottom: 0;
}
.au2-para {
  font-size: 16px;
  font-family: "Roboto Regular";
  color: #2a2f38;
  line-height: 1.9;
  margin: 0;
}
.au2-para strong {
  font-family: "Roboto Bold";
  color: #203556;
}

.au2-quote {
  background: linear-gradient(135deg, #0a5bd7 0%, #2388ff 100%);
  border-radius: 16px;
  padding: 28px 32px;
  color: #fff;
  position: relative;
}
.au2-quote::before {
  content: '"';
  position: absolute;
  top: -8px;
  left: 20px;
  font-size: 80px;
  opacity: 0.15;
  font-family: Georgia, serif;
  line-height: 1;
}
.au2-quote p {
  font-size: 16px;
  font-family: "Roboto Regular";
  font-style: italic;
  line-height: 1.85;
  opacity: 0.95;
  position: relative;
  z-index: 1;
  margin: 0;
}

/* Milestone list */
.au2-about-right {
  display: flex;
  flex-direction: column;
  gap: 14px;
  position: sticky;
  top: 100px;
}
@media screen and (max-width: 900px) {
  .au2-about-right {
    position: static;
  }
}

.au2-milestone {
  background: #f8faff;
  border: 1px solid #e0e8f5;
  border-radius: 14px;
  padding: 20px 22px;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  box-shadow: 0 2px 16px rgba(9, 82, 215, 0.06);
  transition:
    border-color 0.2s,
    transform 0.2s,
    box-shadow 0.2s;
}
.au2-milestone:hover {
  border-color: #0076e5;
  transform: translateX(4px);
  box-shadow: 0 8px 28px rgba(9, 82, 215, 0.12);
}
.au2-ms-icon {
  width: 46px;
  height: 46px;
  min-width: 46px;
  background: linear-gradient(135deg, #0a5bd7 0%, #2388ff 100%);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}
.au2-ms-label {
  font-size: 14px;
  font-family: "Roboto Regular";
  color: #999;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  margin-bottom: 4px;
}
.au2-ms-value {
  font-size: 16px;
  font-family: "Roboto Bold";
  color: #203556;
  line-height: 1.5;
}

/* ============================================================
   SECTION 2 — TẦM NHÌN & SỨ MỆNH
   ============================================================ */
.au2-vm-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
@media screen and (max-width: 767px) {
  .au2-vm-grid {
    grid-template-columns: 1fr;
  }
}

.au2-vm-card {
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid #e0e8f5;
  box-shadow: 0 4px 24px rgba(9, 82, 215, 0.08);
  transition:
    transform 0.25s,
    box-shadow 0.25s;
}
.au2-vm-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 44px rgba(9, 82, 215, 0.15);
}
.au2-vm-card__top {
  padding: 32px 32px 26px;
  color: #fff;
}
.au2-vm-card__top--blue {
  background: linear-gradient(135deg, #0a5bd7 0%, #2388ff 100%);
}
.au2-vm-card__top--green {
  background: linear-gradient(135deg, #0f53ba 0%, #1e7dd6 100%);
}

.au2-vm-icon {
  font-size: 44px;
  margin-bottom: 14px;
  display: block;
}
.au2-vm-card__top h3 {
  font-size: 22px;
  font-family: "Roboto Bold";
  color: #fff;
  margin: 0 0 6px;
}
.au2-vm-en {
  font-size: 12px;
  font-family: "Roboto Regular";
  opacity: 0.65;
  letter-spacing: 1px;
  text-transform: uppercase;
}
.au2-vm-card__body {
  background: #fff;
  padding: 28px 32px 32px;
}
.au2-vm-card__body p {
  font-size: 16px;
  font-family: "Roboto Regular";
  color: #2a2f38;
  line-height: 1.9;
  margin: 0;
}
.au2-vm-card__body p strong {
  font-family: "Roboto Bold";
}

/* ============================================================
   SECTION 3 — GIÁ TRỊ CỐT LÕI
   ============================================================ */
.au2-values-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
@media screen and (max-width: 991px) {
  .au2-values-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media screen and (max-width: 567px) {
  .au2-values-grid {
    grid-template-columns: 1fr;
  }
}

.au2-value-card {
  background: #fff;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid #e0e8f5;
  box-shadow: 0 4px 18px rgba(9, 82, 215, 0.07);
  transition:
    border-color 0.25s,
    transform 0.25s,
    box-shadow 0.25s;
}
.au2-value-card:hover {
  border-color: #0076e5;
  transform: translateY(-5px);
  box-shadow: 0 14px 38px rgba(9, 82, 215, 0.14);
}
.au2-value-top {
  height: 5px;
}
.au2-value-top--1 {
  background: linear-gradient(90deg, #0a5bd7, #2388ff);
}
.au2-value-top--2 {
  background: linear-gradient(90deg, #0f53ba, #1e7dd6);
}
.au2-value-top--3 {
  background: linear-gradient(90deg, #7c3aed, #6d28d9);
}
.au2-value-top--4 {
  background: linear-gradient(90deg, #b45309, #d97706);
}

.au2-value-body {
  padding: 28px 24px 30px;
}
.au2-value-num {
  font-size: 14px;
  font-family: "Roboto Bold";
  color: #bbb;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 10px;
}
.au2-value-icon {
  font-size: 36px;
  margin-bottom: 12px;
  display: block;
}
.au2-value-body h3 {
  font-size: 17px;
  font-family: "Roboto Bold";
  color: #203556;
  margin: 0 0 10px;
  line-height: 1.35;
}
.au2-value-body p {
  font-size: 16px;
  font-family: "Roboto Regular";
  color: #2a2f38;
  line-height: 1.8;
  margin: 0;
}

/* ============================================================
   SECTION 4 — NĂNG LỰC & THẾ MẠNH
   ============================================================ */
.au2-strengths-grid {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.au2-strength-item {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 14px;
  padding: 26px 30px;
  display: flex;
  gap: 22px;
  align-items: flex-start;
  transition:
    background 0.25s,
    border-color 0.25s,
    transform 0.25s;
}
.au2-strength-item:hover {
  background: rgba(255, 255, 255, 0.14);
  border-color: rgba(91, 192, 248, 0.45);
  transform: translateX(6px);
}
@media screen and (max-width: 567px) {
  .au2-strength-item {
    flex-direction: column;
    gap: 14px;
  }
}

.au2-st-icon {
  width: 52px;
  height: 52px;
  min-width: 52px;
  background: rgba(91, 192, 248, 0.15);
  border: 1px solid rgba(91, 192, 248, 0.3);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  flex-shrink: 0;
}
.au2-st-body h4 {
  font-size: 17px;
  font-family: "Roboto Bold";
  color: #fff;
  margin: 0 0 8px;
  line-height: 1.3;
}
.au2-st-body p {
  font-size: 16px;
  font-family: "Roboto Regular";
  color: rgba(255, 255, 255, 0.78);
  line-height: 1.8;
  margin: 0;
}
.au2-st-body p strong {
  font-family: "Roboto Bold";
  color: #5bc0f8;
}

/* ============================================================
   CLOSING CTA
   ============================================================ */
.au2-closing {
  background: #fff;
  padding: 80px 0;
}
@media screen and (max-width: 767px) {
  .au2-closing {
    padding: 48px 0;
  }
}

.au2-closing-box {
  max-width: 820px;
  margin: 0 auto;
  background: #f8faff;
  border: 1px solid #e0e8f5;
  border-radius: 20px;
  padding: 56px 48px;
  text-align: center;
  box-shadow: 0 4px 32px rgba(9, 82, 215, 0.08);
}
@media screen and (max-width: 767px) {
  .au2-closing-box {
    padding: 36px 22px;
  }
}

.au2-closing-box h2 {
  font-size: clamp(22px, 3.5vw, 34px);
  font-family: "Roboto Bold";
  color: #203556;
  line-height: 1.3;
  margin: 0 0 16px;
}
.au2-closing-box h2 span {
  color: #0076e5;
}
.au2-closing-box p {
  font-size: 16px;
  font-family: "Roboto Regular";
  color: #2a2f38;
  line-height: 1.9;
  max-width: 580px;
  margin: 0 auto 32px;
}

.au2-closing-btns {
  display: flex;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}
.au2-btn-main {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: #0076e5;
  color: #fff;
  font-family: "Roboto Bold";
  font-size: 17px;
  padding: 16px 48px;
  border-radius: 6px;
  text-decoration: none;
  transition:
    background 0.2s,
    transform 0.2s;
}
.au2-btn-main:hover {
  background-color: #005bbf;
  transform: translateY(-2px);
  color: #fff;
  text-decoration: none;
}
@media screen and (max-width: 767px) {
  .au2-btn-main {
    padding: 14px 28px;
    font-size: 15px;
  }
}

/* strong inside content */
.au2-section b,
.au2-section strong {
  font-family: "Roboto Bold";
}