/* ============================================================
   EMS theme — maps TheEvent markup onto the DESIGN SYSTEM
   Load AFTER style.css
   ============================================================ */

/* ---------- Font hỗ trợ tiếng Việt ---------- */
:root {
  --font-sans: "Be Vietnam Pro", "Inter", -apple-system, system-ui, "Segoe UI", sans-serif;
}

/* Áp dụng font toàn cục */
html, body, button, input, select, textarea {
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Thay font mẫu cũ (Raleway/Open Sans — không được tải) bằng Be Vietnam Pro,
   font hỗ trợ đầy đủ tiếng Việt để tránh chữ to nhỏ không đều */
h1, h2, h3, h4, h5, h6,
#intro h1,
#intro .intro-container h1,
#intro .hero-title,
p, a, li, span, strong, small, label, dt, dd,
button, input, select, textarea {
  font-family: var(--font-sans);
}

/* ---------- Page canvas ---------- */
/* Dùng overflow-x: clip thay vì hidden để không phá vỡ position: sticky của menu */
html, body { overflow-x: clip; }

body {
  background-color: #f5f7fa;
  font-family: var(--font-sans);
  color: var(--ink);
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* ---------- Toast notifications ---------- */
.toast-stack {
  position: fixed; top: 20px; right: 20px; z-index: 2000;
  display: flex; flex-direction: column; gap: 12px; pointer-events: none;
}
.toast {
  pointer-events: auto; min-width: 300px; max-width: 380px;
  display: flex; align-items: flex-start; gap: 12px;
  padding: 14px 16px; border-radius: var(--radius-md);
  background: var(--secondary); color: #fff;
  font-size: 14px; line-height: 1.45;
  box-shadow: 0 6px 18px rgba(0,0,0,.14);
  opacity: 0; transform: translateX(30px);
  transition: opacity .25s ease, transform .25s ease;
}
.toast.show  { opacity: 1; transform: translateX(0); }
.toast.hiding{ opacity: 0; transform: translateX(30px); }
.toast .toast-icon { flex:0 0 auto; width:22px; height:22px; margin-top:1px; }
.toast .toast-body { flex: 1 1 auto; }
.toast-success .toast-icon { color: var(--gold); }
.toast-error  .toast-icon  { color: #ff7b6e; }
.toast-info   .toast-icon  { color: var(--gold); }
.toast-close { flex:0 0 auto; border:0; background:transparent; color:rgba(255,255,255,.75); font-size:18px; cursor:pointer; padding:0; }
.toast-close:hover { color:#fff; }

#main { background-color: transparent; flex: 1 0 auto; }
.main-page { margin-top: 0; }
#footer { flex-shrink: 0; }

/* ============================================================
   TOPBAR
   ============================================================ */
#topbar {
  background: #1a2332;
  padding: 7px 0;
  font-size: 13px;
}
#topbar .topbar-item {
  color: rgba(255,255,255,.7);
  display: inline-flex; align-items: center; gap: 6px;
}
#topbar .topbar-item i { color: var(--primary); font-size: 12px; }
#topbar .topbar-item a { color: rgba(255,255,255,.7); text-decoration: none; }
#topbar .topbar-item a:hover { color: #fff; }
#topbar .topbar-social {
  display: inline-flex; align-items: center; justify-content: center;
  width: 26px; height: 26px; border-radius: 50%;
  border: 1px solid rgba(255,255,255,.25);
  color: rgba(255,255,255,.65); font-size: 12px; text-decoration: none;
  transition: all .2s;
}
#topbar .topbar-social:hover { border-color: var(--primary); color: var(--primary); }
.gap-2 { gap: 8px !important; }
.gap-3 { gap: 16px !important; }

/* ============================================================
   HEADER / NAV
   ============================================================ */
#header.nav-bar .container { max-width: 1320px; }
#header.nav-bar,
#header.nav-bar.header-scrolled,
#header.nav-bar.header-fixed {
  background: #fff;
  border-bottom: 1px solid var(--hairline);
  box-shadow: 0 1px 8px rgba(0,0,0,.07);
  padding: 0; height: auto; position: sticky; top: 0; z-index: 1030;
}

/* Logo image */
#header.nav-bar .logo-link { display: inline-flex; align-items: center; }
#header.nav-bar .logo-img  { height: 58px; width: auto; display: block; }

/* Nav links */
#header.nav-bar .nav-menu > li > a {
  font-family: var(--font-sans);
  color: #3a4a5c; font-size: 13.5px; font-weight: 500;
  padding: 6px 0; margin-right: 24px; position: relative;
}
#header.nav-bar .nav-menu > li > a:hover,
#header.nav-bar .nav-menu > li.menu-active > a { color: #1a2332; }
/* Bỏ gạch chân màu cam (#f82249) từ template gốc khi hover/active */
#header.nav-bar .nav-menu > li > a::before { background-color: transparent; }
#header.nav-bar .nav-menu > li > a::after {
  content: ''; position: absolute; bottom: -2px; left: 50%; right: auto;
  transform: translateX(-50%); height: 2px; width: 0;
  background: var(--primary); transition: width .25s;
}
#header.nav-bar .nav-menu > li > a:hover::after,
#header.nav-bar .nav-menu > li.menu-active > a::after { width: 22px; }

/* Liên hệ ngay button */
.nav-contact-btn {
  display: inline-flex; align-items: center;
  background: var(--primary); color: #fff !important;
  border-radius: var(--radius-full);
  padding: 7px 18px; font-size: 13px; font-weight: 600;
  text-decoration: none; transition: background .2s;
  white-space: nowrap;
}
.nav-contact-btn:hover { background: var(--primary-active); color: #fff; }

/* Ngôn ngữ switcher trên header — dropdown chuyên nghiệp */
.nav-lang-switcher {
  position: relative;
  display: inline-flex;
  align-items: center;
  user-select: none;
}
.nav-lang-current {
  display: inline-flex; align-items: center; gap: 7px;
  background: #fff;
  border: 1px solid #c8d0d8; border-radius: var(--radius-full);
  padding: 5px 12px; min-height: 34px;
  font-family: var(--font-sans);
  font-size: 12.5px; font-weight: 600; color: #1a2332; letter-spacing: .3px;
  cursor: pointer; line-height: 1;
  transition: border-color .2s, background .2s, box-shadow .2s;
}
.nav-lang-current:hover { border-color: var(--primary); }
.nav-lang-current:focus-visible { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(28, 133, 89, .18); }
.nav-lang-switcher.open .nav-lang-current { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(28, 133, 89, .14); }
.nav-lang-globe { color: var(--primary); font-size: 14px; display: inline-flex; }
.nav-lang-code { font-variant-numeric: tabular-nums; }
.nav-lang-caret { color: #8a99a8; font-size: 11px; display: inline-flex; transition: transform .2s; }
.nav-lang-switcher.open .nav-lang-caret { transform: rotate(180deg); }
.nav-lang-dropdown {
  position: absolute; top: calc(100% + 8px); right: 0;
  background: #fff; border: 1px solid var(--hairline);
  border-radius: 12px; box-shadow: 0 18px 44px rgba(16, 24, 40, .14);
  padding: 6px; margin: 0; min-width: 172px;
  list-style: none; opacity: 0; visibility: hidden;
  transform: translateY(-6px) scale(.98); transform-origin: top right;
  transition: opacity .18s ease, transform .18s ease, visibility .18s;
  z-index: 1050;
}
.nav-lang-switcher.open .nav-lang-dropdown {
  opacity: 1; visibility: visible; transform: translateY(0) scale(1);
}
.nav-lang-dropdown li { margin: 0; padding: 0; }
.nav-lang-dropdown li a,
.nav-lang-dropdown li button.nav-lang-item {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 9px 12px; margin: 0;
  color: #3a4a5c; font-size: 13.5px; font-weight: 500;
  border-radius: 8px; text-decoration: none; white-space: nowrap;
  transition: background .15s, color .15s;
}
.nav-lang-dropdown li a:hover,
.nav-lang-dropdown li button.nav-lang-item:hover { background: #f1f5f2; color: var(--primary); }
.nav-lang-dropdown li a.active,
.nav-lang-dropdown li button.nav-lang-item.active { color: var(--primary); font-weight: 600; background: #eef7f2; }
.nav-lang-form { margin: 0; padding: 0; }
.nav-lang-form button {
  width: 100%; border: 0; background: transparent; cursor: pointer;
  font-family: var(--font-sans); text-align: left; line-height: 1.4;
  color: #3a4a5c;
}
.nav-lang-check { color: var(--primary); font-size: 12px; display: inline-flex; }

/* Đăng ký button trên header event page — chữ nhật bo góc nền trắng */
#header.nav-bar .nav-menu > li.buy-tickets > a {
  background: #fff;
  color: var(--primary) !important;
  border: 1.5px solid var(--primary);
  border-radius: 8px;
  padding: 8px 20px;
  margin-left: 6px;
  margin-top: 0;
  font-weight: 600;
  font-size: 13px;
  line-height: 1.2;
  display: inline-flex;
  align-items: center;
  white-space: nowrap;
  transition: background .2s, color .2s, transform .2s;
}
#header.nav-bar .nav-menu > li.buy-tickets > a:hover {
  background: var(--primary);
  color: #fff !important;
  transform: translateY(-1px);
}
#header.nav-bar .nav-menu > li.buy-tickets > a::before,
#header.nav-bar .nav-menu > li.buy-tickets > a::after { display: none; }


/* Login link */
#header.nav-bar .nav-login {
  color: #1a2332; font-size: 13px; font-weight: 600;
  border: 1px solid #c8d0d8; border-radius: var(--radius-full);
  padding: 6px 16px; display: inline-flex; align-items: center;
  min-height: 34px; text-decoration: none; transition: all .2s;
}
#header.nav-bar .nav-login:hover { background: #1a2332; color: #fff; border-color: #1a2332; }

/* Level 2 dropdown menu (hover) */
#header.nav-bar .nav-menu ul {
  background: #fff; border: 1px solid var(--hairline);
  border-radius: 10px; box-shadow: 0 14px 40px rgba(0,0,0,.12);
  padding: 8px; margin: 8px 0 0; min-width: 210px;
}
#header.nav-bar .nav-menu ul li { min-width: 0; }
#header.nav-bar .nav-menu ul li a {
  display: block; padding: 9px 14px; margin: 0;
  color: #3a4a5c; font-size: 13px; font-weight: 500;
  border-radius: 7px; text-transform: none;
}
#header.nav-bar .nav-menu ul li a:hover { background: #f1f5f2; color: var(--primary); }
#header.nav-bar .nav-menu ul li a::after,
#header.nav-bar .nav-menu ul li a::before { display: none; }
#header.nav-bar .nav-menu > li.menu-has-children > a { padding-right: 18px; }
#header.nav-bar .nav-menu > li.menu-has-children > a::after {
  content: '\f107'; font-family: FontAwesome; font-style: normal;
  position: absolute; right: 0; top: 50%; transform: translateY(-50%);
  font-size: 12px; color: #8a99a8; width: auto; height: auto; background: none;
}
#header.nav-bar .nav-menu li:hover > ul,
#header.nav-bar .nav-menu li.sfHover > ul {
  display: block !important;
}

/* ============================================================
   MOBILE NAV
   ============================================================ */
#mobile-nav { background: #fff; border-right: 1px solid var(--hairline); z-index: 1041; }
#mobile-body-overly { z-index: 1040; }
#mobile-nav ul li a { color: #3a4a5c; font-size: 15px; }
#mobile-nav ul li a:hover { color: var(--primary); }
#mobile-nav ul .menu-item-active { color: var(--primary); }
#mobile-nav-toggle i, #mobile-nav-toggle .icon {
  color: #1a2332; background: #fff; border: 1px solid var(--hairline);
  border-radius: 8px; padding: 6px 8px;
}
#mobile-nav-toggle { z-index: 1040; top: 10px; right: 12px; margin: 0; }

/* Toggle nằm trong flow của .nav-actions (không đè lên nút Liên hệ) */
#header.nav-bar .nav-actions #mobile-nav-toggle {
  position: static;
  order: 3;
  display: none;
  margin: 0;
}
#header.nav-bar .nav-actions #mobile-nav-toggle i {
  color: #1a2332; background: #fff; border: 1px solid var(--hairline);
  border-radius: 8px; padding: 6px 8px; font-size: 18px;
}
@media (max-width: 991px) {
  #header.nav-bar .nav-actions #mobile-nav-toggle { display: inline-flex; align-items: center; }
}

/* ============================================================
   HERO SECTION  #intro
   — ảnh full-width, text nằm trong ảnh, chiếm 50% chiều cao màn hình
   ============================================================ */
#intro {
  background: #1a2332;
  width: 100%;
  position: relative;
  overflow: hidden;
}

/* Home hero — ảnh full-width, chiếm gần trọn màn hình đầu tiên */
#intro.home-hero {
  height: 100vh;
  min-height: 560px;
}

/* Wrapper full-width */
.hero-inner {
  width: 100%;
  height: 100%;
}

.hero-bg {
  position: relative;
  width: 100%;
  height: 100%;
}

.hero-bg .hero-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

/* <picture> wrapper cần cùng positioning với <img> đơn */
.hero-bg .hero-picture {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
}

.hero-bg .hero-picture .hero-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(26,35,50,.55) 0%, rgba(26,35,50,.3) 55%, rgba(26,35,50,.12) 100%);
  z-index: 1;
}

.hero-content {
  position: absolute;
  top: 50%;
  left: 0;
  transform: translateY(-50%);
  padding: 0 5%;
  max-width: 720px;
  color: #fff;
  z-index: 2;
}

.hero-eyebrow {
  font-size: 12px; font-weight: 700; letter-spacing: .14em;
  text-transform: uppercase; color: var(--primary);
  margin-bottom: 12px;
}

.hero-title {
  font-size: 39px; font-weight: 800; line-height: 1.18;
  letter-spacing: -.5px; color: #fff; margin-bottom: 10px;
  background: linear-gradient(120deg, #ffffff 0%, #7de6b8 40%, #43c8ff 100%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero-title span { color: #fff; -webkit-text-fill-color: transparent; }

.hero-tagline {
  font-size: 18px; font-weight: 700; letter-spacing: .04em;
  color: #7de6b8; margin-bottom: 12px;
}

.hero-sub {
  font-size: 14px; color: rgba(255,255,255,.85);
  line-height: 1.7; margin-bottom: 30px;
}

.hero-cta { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }

.btn-hero-primary {
  display: inline-flex; align-items: center; gap: 8px;
  background: linear-gradient(135deg, var(--primary), #21c08b);
  color: #fff; border-radius: var(--radius-full);
  padding: 13px 30px; font-size: 14px; font-weight: 600;
  text-decoration: none; white-space: nowrap;
  box-shadow: 0 8px 22px rgba(28,133,89,.35);
  transition: transform .25s ease, box-shadow .25s ease, background .25s ease;
}
.btn-hero-primary:hover {
  background: linear-gradient(135deg, var(--primary-active), #1ba376);
  color: #fff; text-decoration: none;
  transform: translateY(-3px);
  box-shadow: 0 14px 32px rgba(28,133,89,.48);
}
.btn-hero-primary:active { transform: translateY(-1px); }

.btn-hero-agenda {
  display: inline-flex; align-items: center; gap: 9px;
  color: #fff; text-decoration: none; font-size: 13px; font-weight: 600;
  border: 1.5px solid rgba(255,255,255,.55);
  border-radius: var(--radius-full); padding: 11px 24px;
  transition: all .25s ease; white-space: nowrap;
}
.btn-hero-agenda i { color: #7de6b8; font-size: 15px; transition: transform .25s ease; }
.btn-hero-agenda:hover {
  border-color: var(--primary); color: #fff; background: rgba(28,133,89,.16);
  transform: translateY(-2px);
  box-shadow: 0 10px 26px rgba(28,133,89,.30);
}
.btn-hero-agenda:hover i { transform: translateX(3px); }

.btn-hero-play {
  display: inline-flex; align-items: center; gap: 9px;
  color: rgba(255,255,255,.8); text-decoration: none;
  font-size: 13px; font-weight: 500; transition: color .2s;
}
.btn-hero-play:hover { color: #fff; text-decoration: none; }
.play-circle {
  display: inline-flex; align-items: center; justify-content: center;
  width: 38px; height: 38px; border-radius: 50%;
  border: 2px solid rgba(255,255,255,.35);
  color: #fff; font-size: 12px;
  transition: border-color .2s, background .2s;
}
.btn-hero-play:hover .play-circle { border-color: var(--primary); background: var(--primary); }

/* ============================================================
   SOFTWARE SECTION
   ============================================================ */
.section-software {
  padding: 80px 0;
  background: #fff;
}

.section-eyebrow {
  font-size: 12px; font-weight: 700; letter-spacing: .16em;
  text-transform: uppercase; color: var(--primary);
  margin-bottom: 10px;
}

.section-title-left {
  font-size: 36px; font-weight: 800; line-height: 1.1;
  letter-spacing: -1px; color: #1a2332; margin-bottom: 18px;
}

.section-desc {
  font-size: 15px; color: #5a6a7a; line-height: 1.7; margin-bottom: 28px;
}

.software-cta-group { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }

.btn-software-primary {
  display: inline-flex; align-items: center;
  background: var(--primary); color: #fff;
  border-radius: var(--radius-full); padding: 10px 26px;
  font-size: 14px; font-weight: 600; text-decoration: none;
  transition: background .2s;
}
.btn-software-primary:hover { background: var(--primary-active); color: #fff; }

.btn-software-phone {
  display: inline-flex; align-items: center; gap: 7px;
  color: #1a2332; font-size: 14px; font-weight: 600;
  text-decoration: none; transition: color .2s;
}
.btn-software-phone i { color: var(--primary); font-size: 18px; }
.btn-software-phone:hover { color: var(--primary); }

/* Steps list */
.steps-list { display: flex; flex-direction: column; gap: 0; }

.step-item {
  display: flex; align-items: flex-start; gap: 20px;
  padding: 22px 0;
  border-bottom: 1px solid #eef0f4;
  position: relative;
}
.step-item:last-child { border-bottom: none; }

.step-number {
  flex: 0 0 48px; width: 48px; height: 48px;
  border-radius: 50%; border: 2px solid #d0dae8;
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; font-weight: 800; color: #1a2332;
  background: #fff; transition: all .25s; flex-shrink: 0;
}
.step-item:hover .step-number {
  border-color: var(--primary); background: var(--primary); color: #fff;
}

.step-content h4 {
  font-size: 16px; font-weight: 700; color: #1a2332;
  margin: 0 0 6px; letter-spacing: -.2px;
}
.step-content p {
  font-size: 14px; color: #5a6a7a; line-height: 1.6; margin: 0;
}

/* ============================================================
   SERVICES SECTION
   ============================================================ */
.section-services {
  padding: 80px 0;
  background: #f5f7fa;
}

.section-header { margin-bottom: 48px; }
.section-header h2 {
  font-size: 36px; font-weight: 800; line-height: 1.1;
  letter-spacing: -1px; color: #1a2332; margin-top: 8px;
}
.section-header p { font-size: 15px; color: #5a6a7a; margin-top: 10px; max-width: 560px; margin-left: auto; margin-right: auto; }

/* ============================================================
   MODERN SECTION HEADINGS — glass / blur + hover (+3 size)
   ============================================================ */
.section-header { margin-bottom: 52px; }
.section-header::before {
  content: ''; position: absolute; display: block;
  width: 64px; height: 4px; bottom: 0; left: calc(50% - 32px);
  background: linear-gradient(90deg, var(--primary), #21c08b);
  border-radius: 999px; border: 0; box-shadow: 0 2px 8px rgba(28,133,89,.35);
}
.section-header h2 {
  display: inline-block; margin-top: 8px;
  padding: 12px 30px;
  background: linear-gradient(180deg, rgba(255,255,255,.72), rgba(255,255,255,.28));
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,.75);
  border-radius: 20px;
  box-shadow: 0 10px 30px rgba(16,24,40,.08);
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease, letter-spacing .25s ease;
}
.section-header h2:hover {
  transform: translateY(-3px);
  border-color: var(--primary);
  box-shadow: 0 16px 36px rgba(28,133,89,.20);
  letter-spacing: .5px;
}

/* Đăng ký ngay button (event page) */
.nav-register-btn {
  background: linear-gradient(135deg, var(--primary), #21c08b);
  box-shadow: 0 4px 14px rgba(28,133,89,.28);
}
.nav-register-btn:hover {
  background: linear-gradient(135deg, var(--primary-active), #1ba376);
  box-shadow: 0 6px 20px rgba(28,133,89,.40);
}

.service-card {
  background: #fff;
  border: 1px solid #e8ecf1;
  border-radius: 14px;
  padding: 32px 26px 28px;
  transition: box-shadow .25s, transform .25s;
  position: relative;
}
.service-card:hover {
  box-shadow: 0 8px 32px rgba(0,0,0,.10);
  transform: translateY(-4px);
}
.service-card--featured {
  border-color: var(--primary);
  box-shadow: 0 4px 20px rgba(0,117,74,.12);
}

.service-icon {
  width: 56px; height: 56px;
  background: #edf7f2; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 18px;
}
.service-icon img { width: 30px; height: 30px; object-fit: contain; }

.service-card h3 {
  font-size: 17px; font-weight: 700; color: #1a2332;
  margin-bottom: 10px; letter-spacing: -.2px;
}
.service-card p { font-size: 14px; color: #5a6a7a; line-height: 1.65; margin-bottom: 16px; }

.service-link {
  font-size: 13px; font-weight: 600; color: var(--primary);
  text-decoration: none; display: inline-flex; align-items: center; gap: 5px;
  transition: gap .2s;
}
.service-link:hover { color: var(--primary-active); gap: 8px; }
.service-link i { font-size: 11px; }

.service-rating { margin-top: 12px; color: #f5a623; font-size: 13px; }

/* ============================================================
   PROJECTS SECTION
   ============================================================ */
.section-projects { padding: 80px 0; background: #fff; }

.project-card {
  background: #fff; border: 1px solid #e8ecf1; border-radius: 14px;
  overflow: hidden; transition: box-shadow .25s, transform .25s;
}
.project-card:hover { box-shadow: 0 8px 28px rgba(0,0,0,.09); transform: translateY(-3px); }
.project-card-img { overflow: hidden; height: 200px; }
.project-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.project-card:hover .project-card-img img { transform: scale(1.04); }
.project-card-body { padding: 22px; }
.project-card-body h3 { font-size: 17px; font-weight: 700; color: #1a2332; margin-bottom: 8px; letter-spacing: -.2px; }
.project-card-body p { font-size: 14px; color: #5a6a7a; line-height: 1.6; margin: 0; }

/* ============================================================
   CASE STUDIES / DỰ ÁN — LOGO GRID
   ============================================================ */
.case-study-logo {
  display: flex; align-items: center; justify-content: center;
  height: 120px; padding: 20px; margin: 0 10px;
  background: #fff; border: 1px solid #e8ecf1; border-radius: 14px;
  transition: box-shadow .25s, transform .25s;
}
.case-study-logo:hover { box-shadow: 0 8px 28px rgba(0,0,0,.09); transform: translateY(-3px); }
.case-study-logo img { max-width: 100%; max-height: 100%; object-fit: contain; filter: grayscale(30%); opacity: .85; transition: filter .25s, opacity .25s; }
.case-study-logo:hover img { filter: grayscale(0); opacity: 1; }

/* ============================================================
   SHARE / CHIA SẺ TÀI LIỆU
   ============================================================ */
.share-banner {
  position: relative;
  padding: 88px 0 64px;
  background: #1a2332;
  color: #fff;
  overflow: hidden;
}
.share-banner-bg {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover; object-position: center;
  display: block;
}
.share-banner-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to right, rgba(26,35,50,.92) 0%, rgba(26,35,50,.68) 55%, rgba(26,35,50,.35) 100%);
}
.share-banner-content {
  position: relative; z-index: 2;
  max-width: 760px;
}
.share-breadcrumb {
  display: flex; align-items: center; gap: 8px;
  font-size: 12.5px; font-weight: 500; margin-bottom: 20px;
}
.share-breadcrumb a { color: rgba(255,255,255,.7); text-decoration: none; transition: color .2s; }
.share-breadcrumb a:hover { color: #fff; }
.share-breadcrumb .sep { color: rgba(255,255,255,.4); }
.share-breadcrumb .current { color: #fff; }
.share-banner-eyebrow {
  font-size: 12px; font-weight: 700; letter-spacing: .16em;
  text-transform: uppercase; color: var(--primary);
  margin-bottom: 12px;
}
.share-banner-title {
  font-size: 36px; font-weight: 800; line-height: 1.15;
  letter-spacing: -.5px; color: #fff; margin-bottom: 14px;
}
.share-banner-sub {
  font-size: 15px; color: rgba(255,255,255,.85);
  line-height: 1.7; margin: 0; max-width: 560px;
}
.share-content { line-height: 1.75; color: #3a4658; }
.share-content h1, .share-content h2, .share-content h3 { color: #1a2332; margin: 24px 0 12px; }
.share-content ul { padding-left: 20px; }
.share-image-col { position: sticky; top: 110px; }
.share-feature-img {
  border-radius: 16px; overflow: hidden;
  box-shadow: 0 12px 40px rgba(26,35,50,.12);
}
.share-feature-img img { width: 100%; height: auto; display: block; object-fit: cover; }
.share-doc-card {
  display: flex; align-items: center; gap: 14px;
  margin-top: 20px; padding: 16px 20px;
  background: #fff; border: 1px solid #e8ecf1; border-radius: 14px;
  box-shadow: 0 6px 20px rgba(26,35,50,.06);
}
.share-doc-icon {
  display: flex; align-items: center; justify-content: center;
  width: 48px; height: 48px; border-radius: 12px;
  background: rgba(225,29,72,.1); color: #e11d48;
  font-size: 22px; flex-shrink: 0;
}
.share-doc-meta { display: flex; flex-direction: column; }
.share-doc-meta strong { font-size: 14.5px; font-weight: 700; color: #1a2332; }
.share-doc-meta span { font-size: 12.5px; color: #5a6a7a; }
.share-form-card {
  background: #fff; border: 1px solid #e8ecf1; border-radius: 14px;
  padding: 28px; box-shadow: 0 8px 28px rgba(0,0,0,.06);
}
.share-form-card h4 { font-size: 20px; font-weight: 700; color: #1a2332; margin-bottom: 18px; }
.share-form-card .form-group { margin-bottom: 16px; }
.share-form-card label { font-size: 13px; font-weight: 600; color: #1a2332; margin-bottom: 6px; }
.share-form-card .form-control {
  border: 1px solid #d5dce5; border-radius: 10px; padding: 10px 14px; font-size: 14px;
}
.share-form-card .form-control:focus { border-color: var(--primary); box-shadow: 0 0 0 .2rem rgba(31,108,230,.15); }
.share-thank-icon { font-size: 64px; color: var(--primary); margin-bottom: 8px; }
.text-link { color: var(--primary); text-decoration: none; font-weight: 600; }
.text-link:hover { color: var(--primary-active); text-decoration: underline; }

/* ============================================================
   INNOVATION / BLOG SECTION
   ============================================================ */
.section-innovation {
  padding: 80px 0;
  background: #1a2332;
  position: relative;
  overflow: hidden;
}
.section-innovation::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at 80% 50%, rgba(0,117,74,.15) 0%, transparent 65%);
  pointer-events: none;
}

.innovation-header { margin-bottom: 48px; }

.innovation-eyebrow {
  font-size: 12px; font-weight: 700; letter-spacing: .18em;
  text-transform: uppercase; color: var(--primary); margin-bottom: 12px;
}
.innovation-title {
  font-size: 38px; font-weight: 800; line-height: 1.12;
  letter-spacing: -1px; color: #fff; margin-bottom: 14px;
}
.innovation-title span { color: var(--primary); }
.innovation-sub { font-size: 15px; color: rgba(255,255,255,.6); max-width: 560px; line-height: 1.65; }

.innovation-card {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 14px; overflow: hidden;
  transition: background .25s, box-shadow .25s, transform .25s;
  height: 100%;
  display: flex; flex-direction: column;
}
.innovation-card:hover {
  background: rgba(255,255,255,.10);
  box-shadow: 0 8px 32px rgba(0,0,0,.25);
  transform: translateY(-4px);
}
.innovation-card-img { height: 180px; overflow: hidden; }
.innovation-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.innovation-card:hover .innovation-card-img img { transform: scale(1.05); }
.innovation-card-img--placeholder { background: #2a3a4e; }

.innovation-card-body { padding: 22px; flex: 1; }
.innovation-card-body h4 {
  font-size: 16px; font-weight: 700; color: #fff;
  margin-bottom: 8px; letter-spacing: -.2px; line-height: 1.4;
}
.innovation-card-body p { font-size: 13px; color: rgba(255,255,255,.55); line-height: 1.6; margin: 0; }

/* ============================================================
   CTA SECTION
   ============================================================ */
.section-cta {
  padding: 80px 0;
  background: linear-gradient(135deg, #0d1b2a 0%, #1a3a2a 100%);
  position: relative; overflow: hidden;
}
.section-cta::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at 50% 50%, rgba(0,117,74,.2) 0%, transparent 70%);
  pointer-events: none;
}
.cta-eyebrow {
  font-size: 12px; font-weight: 700; letter-spacing: .18em;
  text-transform: uppercase; color: var(--primary); margin-bottom: 12px;
}
.cta-title {
  font-size: 40px; font-weight: 800; letter-spacing: -1px;
  color: #fff; margin-bottom: 16px;
}
.cta-sub {
  font-size: 16px; color: rgba(255,255,255,.65);
  max-width: 560px; margin: 0 auto 32px; line-height: 1.7;
}
.cta-actions { display: flex; align-items: center; justify-content: center; gap: 14px; flex-wrap: wrap; }

.btn-cta-primary {
  display: inline-flex; align-items: center;
  background: var(--primary); color: #fff;
  border-radius: var(--radius-full); padding: 13px 32px;
  font-size: 15px; font-weight: 600; text-decoration: none;
  transition: background .2s; white-space: nowrap;
}
.btn-cta-primary:hover { background: var(--primary-active); color: #fff; }

.btn-cta-secondary {
  display: inline-flex; align-items: center;
  background: transparent; color: rgba(255,255,255,.85);
  border: 1px solid rgba(255,255,255,.3);
  border-radius: var(--radius-full); padding: 13px 32px;
  font-size: 15px; font-weight: 600; text-decoration: none;
  transition: all .2s; white-space: nowrap;
}
.btn-cta-secondary:hover { border-color: #fff; color: #fff; background: rgba(255,255,255,.07); }

/* ============================================================
   CONTACT SECTION
   ============================================================ */
#contact { padding: 80px 0; background: #f5f7fa; }
#contact .section-header h2 { color: #1a2332; }

#contact .contact-address,
#contact .contact-phone,
#contact .contact-email {
  background: #fff; border: 1px solid #e8ecf1;
  border-radius: 14px; padding: 28px 20px;
  text-align: center; height: 100%;
  transition: box-shadow .2s;
}
#contact .contact-address:hover,
#contact .contact-phone:hover,
#contact .contact-email:hover { box-shadow: 0 6px 20px rgba(0,0,0,.07); }

#contact .contact-address i,
#contact .contact-phone i,
#contact .contact-email i { color: var(--primary); font-size: 28px; margin-bottom: 10px; }
#contact .contact-address h3,
#contact .contact-phone h3,
#contact .contact-email h3 { font-size: 17px; font-weight: 700; color: #1a2332; }
#contact .contact-address address,
#contact .contact-phone p,
#contact .contact-email p { color: #5a6a7a; font-size: 14px; }
#contact .contact-phone a,
#contact .contact-email a { color: #5a6a7a; }
#contact .contact-phone a:hover,
#contact .contact-email a:hover { color: var(--primary); }

#contact .form {
  background: #fff; border: 1px solid #e8ecf1;
  border-radius: 14px; padding: 36px;
  box-shadow: 0 4px 16px rgba(0,0,0,.05); margin-top: 32px;
}
#contact .form .form-control {
  border: 1px solid #d8e0e8; border-radius: 8px;
  font-size: 14px; padding: 10px 14px;
}
#contact .form .form-control:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(0,117,74,.1); }
#contact .form button[type="submit"] {
  background: var(--primary); color: #fff; border: none;
  border-radius: var(--radius-full); padding: 11px 32px;
  font-size: 15px; font-weight: 600; cursor: pointer; transition: background .2s;
}
#contact .form button[type="submit"]:hover { background: var(--primary-active); }

/* ============================================================
   FOOTER
   ============================================================ */
#footer { background: #1a2332; font-family: var(--font-sans); }

.footer-main { padding: 64px 0 40px; }

.footer-brand .footer-logo-link { display: inline-block; margin-bottom: 16px; }
.footer-logo { height: 42px; width: auto; filter: brightness(0) invert(1); opacity: .9; }

.footer-brand-name {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 26px; font-weight: 800; color: #fff;
  letter-spacing: .5px; line-height: 1; text-decoration: none;
}
.footer-brand-name:hover { color: #fff; }

.footer-brand-desc {
  font-size: 14px; color: rgba(255,255,255,.55); line-height: 1.7;
  margin-bottom: 20px; max-width: 300px;
}

.footer-social { display: flex; gap: 8px; }
.footer-social-link {
  display: inline-flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; border-radius: 50%;
  border: 1px solid rgba(255,255,255,.2);
  color: rgba(255,255,255,.65); font-size: 13px; text-decoration: none;
  transition: all .2s;
}
.footer-social-link:hover { border-color: var(--primary); color: var(--primary); }

.footer-heading {
  font-size: 12px; font-weight: 700; letter-spacing: .14em;
  text-transform: uppercase; color: rgba(255,255,255,.9);
  margin-bottom: 18px;
}

.footer-links { list-style: none; padding: 0; margin: 0; }
.footer-links li { margin-bottom: 10px; }
.footer-links a { color: rgba(255,255,255,.5); font-size: 14px; text-decoration: none; transition: color .2s; }
.footer-links a:hover { color: var(--primary); }

.footer-contact-list { list-style: none; padding: 0; margin: 0; }
.footer-contact-list li {
  display: flex; align-items: flex-start; gap: 10px;
  color: rgba(255,255,255,.5); font-size: 14px; margin-bottom: 12px;
  line-height: 1.55;
}
.footer-contact-list i { color: var(--primary); font-size: 14px; margin-top: 2px; flex-shrink: 0; }
.footer-contact-list a { color: rgba(255,255,255,.5); text-decoration: none; transition: color .2s; }
.footer-contact-list a:hover { color: var(--primary); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding: 18px 0;
}
.footer-bottom p { color: rgba(255,255,255,.4); font-size: 13px; }
.footer-bottom strong { color: rgba(255,255,255,.7); }
.footer-bottom a { color: rgba(255,255,255,.4); text-decoration: none; transition: color .2s; }
.footer-bottom a:hover { color: var(--primary); }

/* ============================================================
   POST DETAIL PAGE
   ============================================================ */
#post-hero {
  background: #1a2332;
  position: relative;
  padding: 72px 0 64px;
  overflow: hidden;
}
#post-hero::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at 20% 0%, rgba(0,117,74,.18) 0%, transparent 60%);
  pointer-events: none;
}
.post-breadcrumb { margin-bottom: 20px; font-size: 13px; color: rgba(255,255,255,.55); }
.post-breadcrumb a { color: rgba(255,255,255,.6); text-decoration: none; transition: color .2s; }
.post-breadcrumb a:hover { color: var(--primary); }
.post-breadcrumb-sep { margin: 0 8px; color: rgba(255,255,255,.3); }

.post-tag-badge {
  display: inline-flex; align-items: center;
  background: var(--primary); color: #fff;
  border-radius: var(--radius-full);
  padding: 5px 16px; font-size: 12px; font-weight: 600;
  letter-spacing: .06em; text-transform: uppercase;
  margin-bottom: 16px;
}
.post-tag-badge--small { margin-bottom: 10px; font-size: 11px; padding: 4px 12px; }

.post-title {
  font-size: 40px; font-weight: 800; line-height: 1.15;
  letter-spacing: -1px; color: #fff; max-width: 860px; margin-bottom: 16px;
}
.post-meta {
  display: flex; flex-wrap: wrap; gap: 20px;
  color: rgba(255,255,255,.55); font-size: 13.5px;
}
.post-meta span { display: inline-flex; align-items: center; gap: 6px; }
.post-meta i { color: var(--primary); font-size: 14px; }

#post-body { background: #fff; }
#post-body .container { padding-top: 56px; padding-bottom: 72px; }

.post-main-col { padding-right: 12px; }
.post-featured-wrap {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--hairline);
  margin-bottom: 28px;
}
.post-featured-wrap .post-featured-img {
  width: 100%; max-height: 420px;
  object-fit: cover; display: block;
}
.post-excerpt {
  font-size: 16px; color: #5a6a7a; line-height: 1.7;
  border-left: 3px solid var(--primary); padding-left: 16px; margin-bottom: 20px;
}
.post-divider { border-color: var(--hairline); margin: 20px 0; }
.post-content { font-size: 15.5px; line-height: 1.85; color: #2b3a4a; }
.post-content p { margin-bottom: 16px; }
.post-content img { max-width: 100%; height: auto; border-radius: var(--radius-md); }
.post-content h2, .post-content h3, .post-content h4 { margin: 24px 0 12px; }
.post-content a { color: var(--primary); text-decoration: underline; }

/* Sidebar bài viết liên quan */
.post-sidebar {
  background: #f5f7fa;
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  padding: 24px 20px;
  position: sticky; top: 90px;
}
.post-sidebar-title {
  font-size: 15px; font-weight: 700; color: #1a2332;
  letter-spacing: .02em; text-transform: uppercase;
  margin-bottom: 18px; padding-bottom: 14px;
  border-bottom: 1px solid var(--hairline);
}
.post-sidebar-list { display: flex; flex-direction: column; gap: 16px; }
.post-sidebar-item { border-bottom: 1px solid #e8ecf1; padding-bottom: 16px; }
.post-sidebar-item:last-child { border-bottom: none; padding-bottom: 0; }
.post-sidebar-item a { display: block; }
.post-sidebar-thumb {
  border-radius: var(--radius-sm); overflow: hidden;
  margin-bottom: 12px; height: 140px;
}
.post-sidebar-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .35s; }
.post-sidebar-item:hover .post-sidebar-thumb img { transform: scale(1.04); }
.post-sidebar-body h5 {
  font-size: 15px; font-weight: 600; color: #1a2332;
  line-height: 1.5; margin: 0; letter-spacing: -.2px;
  transition: color .2s;
}
.post-sidebar-body h5 a { color: #1a2332; text-decoration: none; transition: color .2s; }
.post-sidebar-item:hover .post-sidebar-body h5,
.post-sidebar-item:hover .post-sidebar-body h5 a { color: var(--primary); }
.post-sidebar-all { margin-top: 20px; padding-top: 16px; border-top: 1px solid var(--hairline); }
.post-sidebar-all .btn-software-primary { width: 100%; justify-content: center; }

@media (max-width: 991px) {
  .post-main-col { padding-right: 0; }
  .post-sidebar { position: static; margin-top: 32px; }
}

@media (max-width: 767px) {
  #post-hero { padding: 48px 0 40px; }
  .post-title { font-size: 28px; }
  .post-featured-wrap .post-featured-img { max-height: 240px; }
}

/* ============================================================
   FRESHWORK PAGE
   ============================================================ */
.freshwork-page { padding: 0 !important; }
.freshwork-page iframe { display: block; width: 100%; }

/* ============================================================
   BACK TO TOP + FRAP BUTTON
   ============================================================ */
.back-to-top { background: var(--primary); border-radius: 50%; bottom: 90px; }
.back-to-top:hover { background: var(--primary-active); }

.frap-btn {
  position: fixed; right: 20px; bottom: 20px; z-index: 1041;
  width: 52px; height: 52px; border-radius: 50%;
  background: var(--primary); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; text-decoration: none;
  box-shadow: 0 4px 18px rgba(0,117,74,.35); transition: all .2s;
}
.frap-btn:hover { background: var(--primary-active); color: #fff; }
.frap-btn:active { transform: scale(.95); }

/* ============================================================
   SECTION UTILITIES
   ============================================================ */
#main section { padding: 80px 0; }

.section-bg, .section-with-bg { background: #f5f7fa; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1199px) {
  .hero-title { font-size: 33px; }
}

@media (max-width: 991px) {
  .hero-content { padding: 0 4%; max-width: 620px; }
  .hero-title { font-size: 31px; }
  .hero-tagline { font-size: 16px; }
  .hero-sub  { font-size: 13.5px; }

  .section-title-left { font-size: 28px; }
  .section-header h2 { font-size: 31px; }
  #key-benefits .section-header h2 { font-size: 34px; }
  #speakers .section-header h2 { font-size: 34px; }
  #speakers .section-header p  { font-size: 16px; }
  #schedule .section-header h2 { font-size: 34px; }
  #schedule .section-header p  { font-size: 16px; }
  #faq .section-header h2 { font-size: 34px; }
  #faq .section-header p  { font-size: 16px; }
  .innovation-title { font-size: 28px; }
  .cta-title { font-size: 30px; }

  #header.nav-bar { height: auto; }
}

@media (max-width: 767px) {
  #intro.home-hero { height: 100vh; }
  .hero-title { font-size: 27px; }
  .hero-tagline { font-size: 15px; }
  .hero-sub  { font-size: 13px; }
  .btn-hero-primary { padding: 11px 22px; font-size: 13px; }

  .section-software { padding: 56px 0; }
  .section-services  { padding: 56px 0; }
  .section-projects  { padding: 56px 0; }
  .section-innovation{ padding: 56px 0; }
  .section-cta       { padding: 56px 0; }

  .innovation-title { font-size: 24px; }
  .cta-title { font-size: 26px; }
  .cta-sub   { font-size: 14px; }
  .btn-cta-primary, .btn-cta-secondary { width: 100%; justify-content: center; }
  .cta-actions { flex-direction: column; }

  .footer-main { padding: 48px 0 24px; }
  .footer-logo { height: 34px; }

  #topbar .topbar-left { display: none !important; }
}

@media (max-width: 576px) {
  #intro.home-hero { min-height: 420px; }
  .hero-title { font-size: 23px; }
  .hero-content { padding: 0 16px; transform: translateY(calc(-50% - 50px)); }
  #key-benefits .section-header h2 { font-size: 28px; }
  #speakers .section-header h2 { font-size: 28px; }
  #schedule .section-header h2 { font-size: 28px; }
  #schedule .schedule-item { padding: 18px 16px; }
  #faq .section-header h2 { font-size: 28px; }
  .step-number { width: 38px; height: 38px; font-size: 15px; }
  .service-card { padding: 22px 16px; }
}

@media (max-width: 480px) {
  #header.nav-bar .container { gap: 8px; }
  #header.nav-bar .nav-actions { gap: 6px; }
  #header.nav-bar .nav-lang-code { display: none; }
  #header.nav-bar .nav-lang-current { padding: 5px 10px; }
  #header.nav-bar .nav-contact-btn { padding: 6px 12px; font-size: 12px; }
  #header.nav-bar .logo-img { height: 44px; }
}

@media (max-width: 768px) {
  .share-banner { padding: 72px 0 48px; }
  .share-banner-title { font-size: 28px; }
  .share-banner-sub { font-size: 14px; }
  .share-image-col { position: static; }
}

/* ============================================================
   MISC (Schedule, Gallery, Sponsors, FAQ, Subscribe, BuyTickets)
   — unchanged from original, kept for event pages
   ============================================================ */
#about { background: #fff; }
#about h2 {
  font-size: 39px; font-weight: 800; letter-spacing: -.8px;
  color: #1a2332; margin-bottom: 16px; line-height: 1.15;
  position: relative; display: inline-block;
  transition: color .25s ease, transform .25s ease, letter-spacing .25s ease;
}
#about h2::after {
  content: ''; position: absolute; left: 0; bottom: -8px;
  width: 52px; height: 4px; border-radius: 999px;
  background: linear-gradient(90deg, var(--primary), #21c08b);
  box-shadow: 0 2px 8px rgba(28,133,89,.35);
  transition: width .25s ease;
}
#about h2:hover { color: var(--primary); transform: translateY(-2px); letter-spacing: .3px; }
#about h2:hover::after { width: 100%; }
#about h3 { font-size: 21px; font-weight: 600; color: #1a2332; margin-bottom: 6px; }
#about p  { color: #5a6a7a; font-size: 15px; line-height: 1.65; }

#schedule .section-header h2 { font-size: 42px; }
#schedule .section-header p  { font-size: 17px; }
#schedule .nav-tabs { border-bottom: none; justify-content: center; gap: 8px; margin-bottom: 32px; }
#schedule .nav-tabs .nav-link { border: 1px solid #e0e8f0; border-radius: var(--radius-full) !important; background: #fff; color: #5a6a7a; font-size: 14px; padding: 6px 18px; }
#schedule .nav-tabs .nav-link.active, #schedule .nav-tabs .nav-link:hover { background: var(--primary); border-color: var(--primary); color: #fff; }
#schedule .schedule-item {
  background: #fff; border: 1px solid #eef1f5; border-radius: 16px;
  padding: 24px 28px; margin-bottom: 20px;
  box-shadow: 0 4px 16px rgba(16,24,40,.05);
  transition: box-shadow .25s ease, transform .25s ease;
  align-items: center;
}
#schedule .schedule-item:hover { box-shadow: 0 10px 30px rgba(28,133,89,.12); transform: translateY(-2px); }
#schedule .schedule-time {
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px;
  background: linear-gradient(135deg, var(--primary), #21c08b);
  color: #fff; border-radius: 14px; padding: 12px 10px; min-height: 88px;
  box-shadow: 0 6px 16px rgba(28,133,89,.28);
}
#schedule .schedule-time i { font-size: 22px; line-height: 1; }
#schedule .schedule-item time { color: #fff; font-size: 15px; font-weight: 700; letter-spacing: .2px; }
#schedule .schedule-item h4 { font-size: 18px; font-weight: 600; letter-spacing: -.15px; }
#schedule .schedule-item p  { color: #5a6a7a; font-size: 14px; line-height: 1.55; }

#faq .section-header h2 { font-size: 42px; }
#faq .section-header p  { font-size: 17px; }
#faq .faq-contact { margin-top: 36px; }
#faq .faq-contact-hint { color: #5a6a7a; font-size: 14px; margin-bottom: 16px; }
#faq .faq-contact-btn {
  display: inline-flex; align-items: center; gap: 9px;
  background: linear-gradient(135deg, var(--primary), #21c08b);
  color: #fff; border-radius: var(--radius-full);
  padding: 12px 28px; font-size: 14px; font-weight: 600;
  text-decoration: none;
  box-shadow: 0 8px 22px rgba(28,133,89,.32);
  transition: transform .25s ease, box-shadow .25s ease;
}
#faq .faq-contact-btn:hover {
  color: #fff; text-decoration: none;
  transform: translateY(-3px);
  box-shadow: 0 14px 32px rgba(28,133,89,.44);
}
#faq #faq-list li { background: #fff; border: 1px solid #e8ecf1; border-radius: 10px; padding: 14px 20px; margin-bottom: 8px; }
#faq #faq-list a  { color: #1a2332; font-size: 15px; font-weight: 500; }
#faq #faq-list a:hover { color: var(--primary); }
#faq #faq-list i  { color: var(--primary); }
#faq #faq-list p  { color: #5a6a7a; font-size: 14px; line-height: 1.6; margin-top: 8px; }

#buy-tickets .card { background: #fff; border: 1px solid #e8ecf1; border-radius: 12px; box-shadow: none; transition: box-shadow .2s, transform .2s; }
#buy-tickets .card:hover { box-shadow: 0 8px 28px rgba(0,0,0,.09); transform: translateY(-2px); }
#buy-tickets .card .btn { background: var(--primary); border-color: var(--primary); border-radius: var(--radius-full); color: #fff; }
#buy-tickets .card .btn:hover { background: var(--primary-active); border-color: var(--primary-active); }

/* ============================================================
   EVENT: COUNTDOWN TIMER (hero)
   ============================================================ */
.event-countdown {
  display: flex; gap: 12px; margin: 20px 0 8px; flex-wrap: wrap;
}
.event-countdown .countdown-box {
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.28);
  border-radius: 12px;
  padding: 10px 16px; min-width: 76px; text-align: center;
  backdrop-filter: blur(4px);
}
.event-countdown .countdown-num {
  display: block; font-size: 30px; font-weight: 800; color: #fff; line-height: 1.1;
  letter-spacing: -.5px; font-variant-numeric: tabular-nums;
}
.event-countdown .countdown-label {
  display: block; font-size: 11px; color: rgba(255,255,255,.75);
  text-transform: uppercase; letter-spacing: .8px; margin-top: 4px;
}

/* ============================================================
   EVENT: KEY BENEFITS
   ============================================================ */
#key-benefits { background: #fff; }
#key-benefits .key-benefits-grid { justify-content: center; }
#key-benefits .section-header h2 { font-size: 39px; }
.key-benefit {
  text-align: center; padding: 40px 28px; height: 100%;
  border: none; border-radius: 20px; background: #fff;
  box-shadow: 0 2px 10px rgba(16,24,40,.05), 0 10px 30px rgba(16,24,40,.06);
  transition: transform .28s ease, box-shadow .28s ease;
  position: relative; overflow: hidden;
}
.key-benefit::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), #21c08b, #43c8ff);
  opacity: 0; transition: opacity .28s ease;
}
.key-benefit:hover {
  transform: translateY(-6px);
  box-shadow: 0 8px 22px rgba(28,133,89,.14), 0 24px 52px rgba(28,133,89,.16);
}
.key-benefit:hover::before { opacity: 1; }
.key-benefit-icon {
  width: 80px; height: 80px; margin: 0 auto 20px;
  border-radius: 22px;
  background: linear-gradient(135deg, var(--primary), #21c08b);
  color: #fff; font-size: 34px;
  box-shadow: 0 8px 20px rgba(28,133,89,.28);
  display: flex; align-items: center; justify-content: center;
  transition: transform .28s ease, box-shadow .28s ease;
}
.key-benefit:hover .key-benefit-icon {
  transform: translateY(-4px) scale(1.06);
  box-shadow: 0 12px 28px rgba(28,133,89,.38);
}
.key-benefit h3 { font-size: 20px; font-weight: 700; color: #1a2332; margin-bottom: 8px; letter-spacing: -.2px; }
.key-benefit p  { color: #5a6a7a; font-size: 14px; line-height: 1.6; margin: 0; }

/* ============================================================
   EVENT: SPEAKER role / company / bio
   ============================================================ */
#speakers .speaker-role     { color: var(--primary); font-weight: 600; font-size: 14px; margin-bottom: 2px; }
#speakers .speaker-company  { color: #7a8a9a; font-size: 13px; margin-bottom: 6px; }
#speakers .speaker-bio      { color: #5a6a7a; font-size: 14px; margin-bottom: 8px; }

/* Speaker social icons — giãn cách */
#speakers .section-header h2 { font-size: 42px; }
#speakers .section-header p  { font-size: 17px; }
#speakers .speaker .details .social {
  display: flex;
  justify-content: center;
  gap: 12px;
  padding: 4px 0;
  height: 40px;
}
#speakers .speaker .details .social a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  color: #fff;
  text-decoration: none;
  transition: background .2s, color .2s, transform .2s;
}
#speakers .speaker .details .social a i { font-size: 18px; line-height: 1; }
#speakers .speaker .details .social a:hover { color: var(--primary); transform: translateY(-2px); }

/* ============================================================
   EVENT: SCHEDULE summary (desc)
   ============================================================ */
#schedule .schedule-subtitle { font-weight: 600; color: #1a2332; }
#schedule .schedule-desc     { margin-top: 4px; }

/* ============================================================
   EVENT: THANK YOU PAGE actions
   ============================================================ */
.event-thank-actions {
  display: flex; gap: 12px; justify-content: center; flex-wrap: wrap;
}
.event-thank-actions .btn-software-primary { min-width: 200px; justify-content: center; gap: 8px; }
.event-thank-actions .btn-software-primary i { line-height: 1; font-size: 15px; display: inline-flex; align-items: center; }
.btn-soft { background: #fff; color: var(--primary); border: 1px solid rgba(0,117,74,.35); }
.btn-soft:hover { background: rgba(0,117,74,.06); color: var(--primary-active); }

@media (max-width: 576px) {
  .event-countdown .countdown-box { min-width: 62px; padding: 8px 10px; }
  .event-countdown .countdown-num { font-size: 22px; }
  .event-thank-actions .btn-software-primary { min-width: 100%; }
}

/* ============================================================
   LANDING (chia se detail): HERO
   ============================================================ */
.landing-hero {
  position: relative;
  background: linear-gradient(135deg, #0b1220 0%, #101a2e 45%, #0b1f2a 100%);
  color: #fff;
  overflow: hidden;
  padding: 110px 0 90px;
  isolation: isolate;
}
.landing-hero-bg { position: absolute; inset: 0; z-index: -2; overflow: hidden; }

.landing-hero-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 46px 46px;
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 40%, #000 30%, transparent 75%);
  mask-image: radial-gradient(ellipse 80% 70% at 50% 40%, #000 30%, transparent 75%);
}

.landing-orb {
  position: absolute; border-radius: 50%; filter: blur(70px); opacity: .55;
  animation: landing-orb-float 9s ease-in-out infinite;
}
.landing-orb-1 { width: 420px; height: 420px; background: #00754a; top: -140px; right: 4%; }
.landing-orb-2 { width: 340px; height: 340px; background: #0e63d8; bottom: -120px; left: -80px; animation-delay: -3s; }
.landing-orb-3 { width: 200px; height: 200px; background: #0a9aa8; top: 40%; left: 34%; opacity: .35; animation-delay: -6s; }
@keyframes landing-orb-float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50%      { transform: translate(24px, -26px) scale(1.08); }
}

.landing-particles span {
  position: absolute; width: 4px; height: 4px; border-radius: 50%;
  background: rgba(255,255,255,.55); animation: landing-particle-rise 11s linear infinite;
  opacity: 0;
}
.landing-particles span:nth-child(1) { left: 8%;  bottom: -10px; animation-delay: 0s; }
.landing-particles span:nth-child(2) { left: 16%; bottom: -10px; animation-delay: 2.1s; width: 3px; height: 3px; }
.landing-particles span:nth-child(3) { left: 27%; bottom: -10px; animation-delay: 4.4s; }
.landing-particles span:nth-child(4) { left: 38%; bottom: -10px; animation-delay: 1.3s; width: 5px; height: 5px; }
.landing-particles span:nth-child(5) { left: 49%; bottom: -10px; animation-delay: 5.8s; }
.landing-particles span:nth-child(6) { left: 58%; bottom: -10px; animation-delay: 3.2s; width: 3px; height: 3px; }
.landing-particles span:nth-child(7) { left: 66%; bottom: -10px; animation-delay: .7s; }
.landing-particles span:nth-child(8) { left: 74%; bottom: -10px; animation-delay: 6.6s; width: 4px; height: 4px; }
.landing-particles span:nth-child(9) { left: 82%; bottom: -10px; animation-delay: 2.8s; }
.landing-particles span:nth-child(10) { left: 90%; bottom: -10px; animation-delay: 4.9s; width: 3px; height: 3px; }
.landing-particles span:nth-child(11) { left: 95%; bottom: -10px; animation-delay: 7.4s; }
.landing-particles span:nth-child(12) { left: 45%; bottom: -10px; animation-delay: 8.1s; width: 5px; height: 5px; }
@keyframes landing-particle-rise {
  0%   { transform: translateY(0) translateX(0); opacity: 0; }
  10%  { opacity: .85; }
  100% { transform: translateY(-820px) translateX(30px); opacity: 0; }
}

.landing-hero-inner { position: relative; z-index: 1; }
.landing-breadcrumb { margin-bottom: 18px; }
.landing-breadcrumb a { color: rgba(255,255,255,.72); text-decoration: none; }
.landing-breadcrumb .sep { color: rgba(255,255,255,.4); margin: 0 6px; }
.landing-breadcrumb .current { color: #fff; }

.landing-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  color: #7ee0b4; font-size: 13px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 2px; margin-bottom: 14px;
}
.landing-eyebrow-dot {
  width: 8px; height: 8px; border-radius: 50%; background: #35d98f;
  box-shadow: 0 0 0 0 rgba(53,217,143,.6); animation: landing-pulse 2s infinite;
}
@keyframes landing-pulse {
  0%   { box-shadow: 0 0 0 0 rgba(53,217,143,.6); }
  70%  { box-shadow: 0 0 0 10px rgba(53,217,143,0); }
  100% { box-shadow: 0 0 0 0 rgba(53,217,143,0); }
}

.landing-hero-title {
  font-size: 46px; font-weight: 800; color: #fff; line-height: 1.16;
  letter-spacing: -.6px; margin-bottom: 14px;
}
.landing-hero-sub {
  font-size: 17px; color: rgba(255,255,255,.78); line-height: 1.7;
  max-width: 560px; margin-bottom: 8px;
}

.landing-countdown-wrap { margin: 22px 0 6px; }
.landing-countdown-label {
  color: rgba(255,255,255,.7); font-size: 13px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 1px; margin-bottom: 10px;
}
.landing-countdown-label i { color: #35d98f; margin-right: 6px; }
.landing-countdown-expired {
  color: #ffd166; font-weight: 600; background: rgba(255,209,102,.1);
  border: 1px solid rgba(255,209,102,.35); border-radius: 10px;
  padding: 10px 16px; display: inline-flex; align-items: center; gap: 8px;
}

.landing-hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
.landing-hero-btn { gap: 8px; }
.landing-hero-btn i { font-size: 15px; }

.landing-hero .btn-soft {
  background: rgba(255,255,255,.08); color: #fff;
  border: 1px solid rgba(255,255,255,.35);
}
.landing-hero .btn-soft:hover { background: rgba(255,255,255,.18); color: #fff; }

.landing-hero .event-countdown .countdown-box {
  background: rgba(255,255,255,.1);
  border-color: rgba(255,255,255,.25);
}

/* KEY VISUAL */
.landing-key-visual { position: relative; padding: 18px 0 30px; }
.landing-kv-frame {
  position: absolute; inset: 18px -6px 30px 6px; z-index: -1;
  background: linear-gradient(135deg, rgba(53,217,143,.5), rgba(14,99,216,.45));
  filter: blur(8px); border-radius: 24px; transform: rotate(2deg);
}
.landing-kv-card {
  border-radius: 20px; overflow: hidden; border: 1px solid rgba(255,255,255,.2);
  box-shadow: 0 30px 60px rgba(0,0,0,.45);
  background: #0d1526; transform: rotate(-1.5deg);
  transition: transform .3s;
}
.landing-kv-card:hover { transform: rotate(0deg) scale(1.01); }
.landing-kv-card img { width: 100%; height: 380px; object-fit: cover; display: block; }
.landing-kv-chip {
  position: absolute; display: flex; align-items: center; gap: 10px;
  background: rgba(13,21,38,.92); border: 1px solid rgba(255,255,255,.18);
  border-radius: 14px; padding: 10px 14px; backdrop-filter: blur(6px);
  box-shadow: 0 12px 28px rgba(0,0,0,.35);
  animation: landing-chip-bob 5s ease-in-out infinite;
}
.landing-kv-chip i {
  width: 38px; height: 38px; flex: 0 0 auto; border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 17px; color: #fff; background: linear-gradient(135deg, #00754a, #0a9aa8);
}
.landing-kv-chip strong { display: block; color: #fff; font-size: 13px; }
.landing-kv-chip small  { display: block; color: rgba(255,255,255,.6); font-size: 11px; }
.landing-kv-chip-1 { top: 14px; left: -18px; }
.landing-kv-chip-2 { bottom: 6px; right: -14px; animation-delay: -2.5s; }
@keyframes landing-chip-bob {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-8px); }
}

/* ============================================================
   LANDING: KEY BENEFITS
   ============================================================ */
.landing-benefits-grid { justify-content: center; }
.landing-benefit {
  height: 100%; text-align: left; padding: 28px 26px;
  border: 1px solid #e8ecf1; border-radius: 16px; background: #fff;
  box-shadow: 0 2px 10px rgba(0,0,0,.03);
  transition: box-shadow .25s, transform .25s, border-color .25s;
}
.landing-benefit:hover {
  box-shadow: 0 16px 38px rgba(0,117,74,.1);
  transform: translateY(-4px); border-color: rgba(0,117,74,.3);
}
.landing-benefit-icon {
  width: 56px; height: 56px; border-radius: 14px; margin-bottom: 16px;
  display: flex; align-items: center; justify-content: center; font-size: 22px;
  color: var(--primary); background: linear-gradient(135deg, rgba(0,117,74,.1), rgba(10,154,168,.1));
}
.landing-benefit h3 { font-size: 17px; font-weight: 700; color: #1a2332; margin-bottom: 8px; letter-spacing: -.2px; }
.landing-benefit p  { color: #5a6a7a; font-size: 14px; line-height: 1.65; margin: 0; }

/* ============================================================
   LANDING: AGENDA TIMELINE
   ============================================================ */
#landing-agenda { background: #f6f8fa; }
.landing-agenda-track {
  max-width: 820px; margin: 0 auto; position: relative;
  display: flex; flex-direction: column; gap: 18px;
}
.landing-agenda-item { display: flex; gap: 18px; align-items: stretch; }
.landing-agenda-marker { position: relative; width: 22px; flex: 0 0 auto; display: flex; justify-content: center; }
.landing-agenda-dot {
  position: relative; z-index: 1;
  width: 16px; height: 16px; border-radius: 50%; margin-top: 26px;
  background: var(--primary); border: 3px solid #d9f3e6;
  box-shadow: 0 0 0 2px var(--primary);
}
.landing-agenda-line {
  position: absolute; top: 0; bottom: -18px; left: 50%;
  width: 2px; transform: translateX(-50%);
  background: linear-gradient(180deg, rgba(0,117,74,.4), rgba(10,154,168,.4));
}
.landing-agenda-item:first-child .landing-agenda-line { top: 26px; }
.landing-agenda-item:last-child .landing-agenda-line { top: 0; bottom: calc(100% - 42px); }
.landing-agenda-card {
  flex: 1; background: #fff; border: 1px solid #e8ecf1; border-radius: 14px;
  padding: 20px 22px; transition: box-shadow .25s, transform .25s, border-color .25s;
}
.landing-agenda-card:hover { box-shadow: 0 12px 30px rgba(0,0,0,.07); border-color: rgba(0,117,74,.3); }
.landing-agenda-time {
  display: inline-flex; align-items: center; gap: 6px;
  color: var(--primary); font-weight: 700; font-size: 13px;
  text-transform: uppercase; letter-spacing: .6px;
  background: rgba(0,117,74,.08); border-radius: 999px; padding: 4px 12px;
  margin-bottom: 10px;
}
.landing-agenda-card h3 { font-size: 17px; font-weight: 700; color: #1a2332; margin-bottom: 6px; }
.landing-agenda-card p { color: #5a6a7a; font-size: 14px; line-height: 1.6; margin-bottom: 8px; }
.landing-agenda-speaker {
  display: inline-flex; align-items: center; gap: 6px;
  color: #0e63d8; font-size: 13px; font-weight: 600;
}
.landing-agenda-speaker i { font-size: 14px; }

/* ============================================================
   LANDING: SPEAKER
   ============================================================ */
.landing-speaker-card {
  display: flex; align-items: center; gap: 32px;
  background: linear-gradient(120deg, #f1faf6, #fff 55%, #eef4ff);
  border: 1px solid #e3ece7; border-radius: 22px;
  padding: 40px 44px; max-width: 900px; margin: 0 auto;
  box-shadow: 0 18px 44px rgba(0,0,0,.06);
}
.landing-speaker-avatar {
  width: 150px; height: 150px; flex: 0 0 auto; border-radius: 50%;
  overflow: hidden; border: 4px solid #fff; box-shadow: 0 10px 26px rgba(0,0,0,.18);
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #00754a, #0a9aa8);
}
.landing-speaker-avatar img { width: 100%; height: 100%; object-fit: cover; display: block; }
.landing-speaker-initial {
  color: #fff; font-size: 64px; font-weight: 800;
}
.landing-speaker-eyebrow {
  text-transform: uppercase; letter-spacing: 2px; font-size: 12px;
  color: var(--primary); font-weight: 700; margin-bottom: 6px;
}
.landing-speaker-info h2 { font-size: 28px; font-weight: 800; color: #1a2332; margin-bottom: 4px; }
.landing-speaker-role { color: #0e63d8; font-weight: 600; margin-bottom: 10px; }
.landing-speaker-bio { color: #5a6a7a; line-height: 1.7; margin: 0; }

/* ============================================================
   LANDING: CONTENT + FLOATING FORM
   ============================================================ */
.landing-content-title { font-size: 24px; font-weight: 800; color: #1a2332; margin-bottom: 18px; }
.landing-content { color: #3c4a5c; white-space: pre-line; }
.landing-content img { border-radius: 12px; max-width: 100%; }

.landing-form-card {
  position: relative; border-radius: 20px; border: 1px solid #e8ecf1;
  box-shadow: 0 24px 60px rgba(0,0,0,.1);
  overflow: hidden;
}
.landing-form-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 5px;
  background: linear-gradient(90deg, #00754a, #0a9aa8, #0e63d8);
}
.landing-form-head {
  text-align: center; padding: 24px 24px 4px;
}
.landing-form-icon {
  width: 58px; height: 58px; margin: 0 auto 14px; border-radius: 16px;
  display: flex; align-items: center; justify-content: center; font-size: 24px;
  color: #fff; background: linear-gradient(135deg, #00754a, #0a9aa8);
  box-shadow: 0 12px 26px rgba(0,117,74,.3);
}
.landing-form-head h4 { font-size: 20px; font-weight: 800; color: #1a2332; }
.landing-form-head p { color: #7a8a9a; font-size: 13px; margin-top: 6px; }

.landing-form-card form { padding: 20px 26px 26px; }
.landing-form-card .form-group label {
  font-size: 13px; font-weight: 600; color: #33415a; margin-bottom: 6px;
}
.landing-input { position: relative; }
.landing-input > i {
  position: absolute; left: 14px; top: 50%; transform: translateY(-50%);
  color: #93a3b3; font-size: 15px; pointer-events: none;
}
.landing-input .form-control {
  padding-left: 42px; height: 48px; border-radius: 12px;
  border: 1.5px solid #e0e6ec; background: #fafbfc;
}
.landing-input .form-control:focus {
  border-color: var(--primary); background: #fff;
  box-shadow: 0 0 0 3px rgba(0,117,74,.12);
}
.landing-form-submit {
  width: 100%; justify-content: center; gap: 8px;
  padding: 14px 26px; font-size: 15px; border: none;
  background: linear-gradient(135deg, #00754a, #0a9aa8);
}
.landing-form-submit:hover { background: linear-gradient(135deg, #006241, #0a8a97); }
.landing-form-note {
  text-align: center; color: #9aa7b5; font-size: 12px; margin: 14px 0 0;
}
.landing-form-note i { margin-right: 4px; }

/* ============================================================
   LANDING: STICKY CTA
   ============================================================ */
.landing-sticky-cta {
  position: fixed; right: 22px; bottom: 170px; z-index: 999;
  transform: translateY(24px); opacity: 0; visibility: hidden;
  transition: transform .3s, opacity .3s, visibility .3s;
}
.landing-sticky-cta.visible { transform: translateY(0); opacity: 1; visibility: visible; }
.landing-sticky-cta a {
  gap: 8px; padding: 13px 24px; font-size: 15px;
  box-shadow: 0 16px 40px rgba(0,117,74,.4);
  animation: landing-pulse-ring 2.4s infinite;
}
@keyframes landing-pulse-ring {
  0%   { box-shadow: 0 0 0 0 rgba(0,117,74,.45); }
  70%  { box-shadow: 0 0 0 16px rgba(0,117,74,0); }
  100% { box-shadow: 0 0 0 0 rgba(0,117,74,0); }
}

.btn-software-primary.disabled {
  pointer-events: none; opacity: .5;
}

/* ============================================================
   LANDING: RESPONSIVE
   ============================================================ */
@media (max-width: 991px) {
  .landing-hero { padding: 90px 0 70px; }
  .landing-hero-title { font-size: 36px; }
  .landing-key-visual { margin-top: 36px; }
  .landing-kv-card img { height: 300px; }
  .landing-kv-chip-1 { left: 0; }
  .landing-kv-chip-2 { right: 0; }
  .landing-speaker-card { flex-direction: column; text-align: center; gap: 22px; padding: 30px 24px; }
  .landing-form-card { margin-top: 30px; }
}
@media (max-width: 576px) {
  .landing-hero-title { font-size: 29px; }
  .landing-hero-sub { font-size: 15px; }
  .landing-hero-cta { flex-direction: column; }
  .landing-hero-btn { justify-content: center; width: 100%; }
  .landing-kv-card img { height: 220px; }
  .landing-sticky-cta { left: 0; right: 0; bottom: 0; padding: 10px 16px; background: linear-gradient(180deg, rgba(255,255,255,0), rgba(10,18,32,.95) 30%); }
  .landing-sticky-cta a { width: 100%; justify-content: center; }
  .landing-agenda-item { gap: 12px; }
  .landing-speaker-avatar { width: 120px; height: 120px; }
}