:root {
  --green: #91c84b;
  --green-dark: #294a28;
  --green-mid: #568b31;
  --green-pale: #edf5df;
  --yellow: #fff2ce;
  --cream: #fffdf7;
  --text: #263528;
  --muted: #6d786c;
  --border: #e7eadf;
  --white: #fff;
  --shadow: 0 12px 35px rgba(41,74,40,.09);
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 125px; }
body { font-family: "Be Vietnam Pro",Arial,sans-serif; color: var(--text); background: var(--cream); line-height: 1.65; }
a { color: inherit; text-decoration: none; }
img { display: block; width: 100%; object-fit: cover; }
button,input,select { font: inherit; }
.container { width: min(1160px,calc(100% - 40px)); margin: auto; }

.topbar { background: var(--green-dark); color: white; font-size: 11px; }
.topbar-inner { min-height: 32px; display: flex; justify-content: space-between; align-items: center; gap: 15px; }
.topbar a { color: var(--yellow); font-weight: 700; }

.header { position: sticky; top: 0; z-index: 100; background: white; box-shadow: 0 3px 16px rgba(0,0,0,.05); }
.header-main { min-height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.brand { display: flex; align-items: center; gap: 11px; }
.brand-logo { width: 44px; height: 44px; display: grid; place-items: center; border-radius: 12px; background: var(--green); border: 2px solid #dcebbb; color: var(--green-dark); font-size: 17px; font-weight: 800; }
.brand-text { display: flex; flex-direction: column; line-height: 1.35; }
.brand-text strong { color: var(--green-dark); font-size: 15px; }
.brand-text small { color: var(--muted); font-size: 8px; letter-spacing: .5px; margin-top: 3px; }
.header-hotline { display: flex; align-items: center; gap: 10px; margin-left: auto; }
.phone-icon { width: 36px; height: 36px; border-radius: 50%; display: grid; place-items: center; background: var(--green-pale); color: var(--green-dark); }
.header-hotline small,.header-hotline strong { display: block; }
.header-hotline small { font-size: 8px; color: var(--muted); }
.header-hotline strong { font-size: 14px; color: var(--green-dark); }
.nav-wrap { background: var(--green); }
.main-nav { display: flex; justify-content: space-between; align-items: center; gap: 15px; min-height: 43px; }
.main-nav > a { font-size: 11px; font-weight: 600; color: var(--green-dark); white-space: nowrap; transition: .2s; }
.main-nav > a:hover,.main-nav > a.active { color: white; }
.main-nav .nav-register { padding: 8px 14px; border-radius: 6px; background: var(--green-dark); color: white; }
.menu-toggle { display: none; border: 0; background: transparent; cursor: pointer; padding: 8px; }
.menu-toggle span { display: block; width: 23px; height: 2px; background: var(--green-dark); margin: 5px; }

.notice-area { background: #fff; border-bottom: 1px solid var(--border); }
.notice-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; padding-top: 9px; padding-bottom: 9px; }
.notice-item { min-width: 0; display: flex; align-items: center; gap: 12px; background: #f7f9f0; padding: 8px 11px; border-radius: 6px; }
.notice-label { flex-shrink: 0; padding: 4px 9px; background: var(--green-dark); color: white; border-radius: 4px; font-size: 9px; font-weight: 800; }
.notice-label.yellow { background: #f2d78d; color: #624c17; }
.notice-content { display: flex; align-items: center; gap: 8px; overflow: hidden; font-size: 10px; color: var(--muted); white-space: nowrap; text-overflow: ellipsis; }
.notice-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--green-mid); flex-shrink: 0; }
.yellow-dot { background: #d2a83f; }

.hero { padding: 29px 0 32px; background: linear-gradient(110deg,#f3f8e8,#fff7e4); }
.hero-inner { display: grid; grid-template-columns: 1fr .9fr; align-items: center; gap: 45px; }
.hero-kicker,.eyebrow { color: var(--green-mid); font-size: 10px; font-weight: 800; letter-spacing: 1.3px; }
.hero h1 { margin-top: 9px; color: var(--green-dark); font-size: clamp(32px,4vw,46px); line-height: 1.22; letter-spacing: -1px; }
.hero h1 span { color: var(--green-mid); }
.hero-content > p { max-width: 500px; color: var(--muted); font-size: 12px; margin: 13px 0 18px; }
.hero-buttons { display: flex; flex-wrap: wrap; gap: 10px; }
.btn { display: inline-flex; justify-content: center; align-items: center; border: 0; border-radius: 7px; padding: 11px 17px; font-size: 11px; font-weight: 700; cursor: pointer; transition: .2s; }
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--green); color: var(--green-dark); }
.btn-outline { border: 1px solid var(--green-mid); color: var(--green-dark); background: transparent; }
.hero-image { height: 235px; border-radius: 14px; overflow: hidden; position: relative; box-shadow: var(--shadow); }
.hero-image img { height: 100%; }
.hero-caption { position: absolute; bottom: 13px; left: 13px; padding: 9px 14px; display: flex; flex-direction: column; background: white; border-radius: 7px; }
.hero-caption strong { color: var(--green-dark); font-size: 10px; }
.hero-caption span { color: var(--muted); font-size: 9px; }

.quick-links { background: white; border-bottom: 1px solid var(--border); }
.quick-grid { display: grid; grid-template-columns: repeat(4,1fr); }
.quick-item { display: flex; align-items: center; gap: 11px; padding: 16px 12px; border-right: 1px solid var(--border); }
.quick-item:first-child { border-left: 1px solid var(--border); }
.quick-icon { flex-shrink: 0; width: 37px; height: 37px; display: grid; place-items: center; border-radius: 10px; background: var(--green-pale); color: var(--green-dark); font-size: 19px; }
.quick-item strong,.quick-item small { display: block; }
.quick-item strong { color: var(--green-dark); font-size: 10px; }
.quick-item small { color: var(--muted); font-size: 9px; }

.section { padding: 58px 0; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 20px; margin-bottom: 22px; }
.section-heading h2,.intro-panel h2,.panel-heading h2 { color: var(--green-dark); font-size: 27px; line-height: 1.3; margin-top: 5px; }
.section-heading p { color: var(--muted); font-size: 11px; margin-top: 6px; }
.more-link { color: var(--green-mid); font-size: 10px; font-weight: 700; white-space: nowrap; }
.course-section { background: white; }
.course-toolbar { display: flex; justify-content: space-between; align-items: center; gap: 15px; margin-bottom: 20px; }
.filters { display: flex; flex-wrap: wrap; gap: 7px; }
.filter-btn { border: 1px solid var(--border); background: white; color: var(--muted); padding: 7px 13px; border-radius: 25px; font-size: 10px; cursor: pointer; }
.filter-btn.active,.filter-btn:hover { background: var(--green); color: var(--green-dark); border-color: var(--green); }
#courseSearch { width: 220px; padding: 9px 12px; border: 1px solid var(--border); border-radius: 7px; outline: none; font-size: 10px; }
#courseSearch:focus,.consult-form input:focus,.consult-form select:focus { border-color: var(--green-mid); }
.course-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
.course-card { overflow: hidden; background: white; border: 1px solid var(--border); border-radius: 11px; transition: .25s; }
.course-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.course-card.hidden { display: none; }
.course-image { height: 145px; position: relative; overflow: hidden; }
.course-image img { height: 100%; transition: .35s; }
.course-card:hover .course-image img { transform: scale(1.04); }
.course-tag { position: absolute; top: 10px; left: 10px; padding: 5px 9px; border-radius: 20px; background: var(--yellow); color: var(--green-dark); font-size: 8px; font-weight: 800; }
.course-body { padding: 15px; }
.course-type { font-size: 8px; letter-spacing: .8px; color: var(--green-mid); font-weight: 700; }
.course-body h3 { font-size: 13px; color: var(--green-dark); margin: 5px 0; line-height: 1.5; }
.course-body p { font-size: 10px; color: var(--muted); min-height: 43px; }
.course-body a { display: inline-block; color: var(--green-mid); font-size: 10px; font-weight: 700; margin-top: 9px; }
.course-body a b { margin-left: 4px; }
.demo-note { margin-top: 15px; font-size: 9px; color: var(--muted); font-style: italic; }

.intro-news { background: #f7f9ef; }
.intro-news-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 35px; align-items: start; }
.intro-panel { padding: 24px; background: var(--yellow); border-radius: 12px; }
.intro-panel h2 { margin: 7px 0 12px; }
.intro-panel p { color: var(--muted); font-size: 11px; margin-bottom: 10px; }
.intro-panel .intro-lead { color: var(--green-dark); font-size: 13px; font-weight: 600; }
.intro-points { display: grid; grid-template-columns: repeat(3,1fr); gap: 8px; margin-top: 23px; padding-top: 17px; border-top: 1px solid rgba(41,74,40,.15); }
.intro-points div { display: flex; flex-direction: column; }
.intro-points strong { color: var(--green-mid); font-size: 20px; }
.intro-points span { color: var(--green-dark); font-size: 9px; }
.panel-heading { display: flex; align-items: end; justify-content: space-between; margin-bottom: 13px; }
.panel-heading h2 { font-size: 23px; }
.panel-heading a { color: var(--green-mid); font-size: 10px; font-weight: 700; white-space: nowrap; }
.news-item { display: flex; gap: 13px; padding: 12px 0; border-bottom: 1px solid var(--border); }
.news-item:last-child { border-bottom: 0; }
.news-item img { width: 105px; height: 80px; flex-shrink: 0; border-radius: 7px; }
.news-item div > span { color: var(--green-mid); font-size: 8px; font-weight: 700; }
.news-item h3 { color: var(--green-dark); font-size: 11px; line-height: 1.5; margin: 3px 0; }
.news-item p { color: var(--muted); font-size: 9px; }

.learning-section { background: var(--green-pale); }
.learning-grid { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 45px; }
.learning-image { height: 270px; border-radius: 13px; overflow: hidden; }
.learning-image img { height: 100%; }
.learning-content h2 { color: var(--green-dark); font-size: 29px; line-height: 1.35; margin-top: 7px; }
.learning-content h2 span { color: var(--green-mid); }
.learning-content p { color: var(--muted); font-size: 11px; margin: 11px 0; }
.learning-content ul { list-style: none; margin: 13px 0; }
.learning-content li { color: var(--green-dark); font-size: 10px; margin: 7px 0; }
.learning-content li::before { content: "✓"; color: var(--green-mid); font-weight: 800; margin-right: 8px; }
.status-label { display: inline-block; background: var(--yellow); color: #795d19; padding: 6px 10px; border-radius: 5px; font-size: 8px; font-weight: 800; }

.utilities-section { background: white; }
.utility-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 17px; }
.utility-card { padding: 22px; border: 1px solid var(--border); background: var(--cream); border-radius: 11px; }
.utility-card > span { width: 40px; height: 40px; display: grid; place-items: center; background: var(--green-pale); border-radius: 10px; color: var(--green-dark); font-size: 21px; }
.utility-card h3 { color: var(--green-dark); font-size: 13px; margin: 11px 0 5px; }
.utility-card p { color: var(--muted); font-size: 10px; min-height: 38px; }
.utility-card small { color: #967222; font-size: 8px; font-weight: 800; }

.register-section { background: var(--green-dark); color: white; }
.register-grid { display: grid; grid-template-columns: 1fr .85fr; align-items: center; gap: 60px; }
.register-section .eyebrow { color: var(--green); }
.register-section h2 { font-size: 29px; line-height: 1.35; margin-top: 8px; }
.register-section > .container > div:first-child > p { color: #d4dfce; font-size: 11px; margin: 12px 0; }
.register-phone { color: var(--yellow); font-size: 17px; font-weight: 700; }
.consult-form { display: flex; flex-direction: column; background: white; color: var(--text); padding: 22px; border-radius: 11px; }
.consult-form label { font-size: 10px; font-weight: 700; margin: 8px 0 5px; }
.consult-form input,.consult-form select { width: 100%; padding: 10px; border: 1px solid var(--border); border-radius: 6px; outline: none; font-size: 10px; background: white; }
.consult-form button { margin-top: 15px; }
.consult-form > small { color: var(--muted); font-size: 8px; margin-top: 7px; }
.form-message { color: var(--green-mid); font-size: 10px; margin-top: 8px; }

.footer { background: #203b20; color: #e6eddf; padding-top: 38px; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 30px; padding-bottom: 30px; }
.footer-brand .brand-text strong { color: white; }
.footer-brand .brand-text small { color: #c2d0ba; }
.footer-grid p { color: #c2d0ba; font-size: 9px; margin-top: 12px; }
.footer-grid h3 { color: var(--yellow); font-size: 11px; margin-bottom: 12px; }
.footer-grid > div:not(:first-child) a { display: block; color: #d4dfce; font-size: 9px; margin: 7px 0; }
.footer-grid a:hover { color: var(--green); }
.copyright { border-top: 1px solid rgba(255,255,255,.12); padding: 12px 0; color: #bdcbb7; font-size: 9px; }

@media(max-width:1000px) {
  .main-nav { gap: 9px; }
  .main-nav > a { font-size: 9px; }
}
@media(max-width:800px) {
  .menu-toggle { display: block; }
  .nav-wrap { background: white; }
  .main-nav { display: none; position: absolute; left: 0; right: 0; top: 72px; background: white; padding: 12px 22px 18px; box-shadow: var(--shadow); flex-direction: column; align-items: stretch; gap: 0; }
  .main-nav.open { display: flex; }
  .main-nav > a { padding: 11px 5px; font-size: 11px; border-bottom: 1px solid var(--border); }
  .main-nav .nav-register { margin-top: 9px; text-align: center; }
  .hero-inner { gap: 25px; }
  .quick-grid { grid-template-columns: repeat(2,1fr); }
  .quick-item:nth-child(3) { border-left: 1px solid var(--border); }
  .course-grid { grid-template-columns: repeat(2,1fr); }
  .footer-grid { grid-template-columns: repeat(2,1fr); }
}
@media(max-width:580px) {
  .container { width: calc(100% - 28px); }
  .topbar-inner { min-height: 30px; font-size: 8px; }
  .header-main { min-height: 65px; }
  .brand-logo { width: 38px; height: 38px; }
  .brand-text strong { font-size: 11px; }
  .brand-text small { font-size: 6px; }
  .header-hotline { display: none; }
  .main-nav { top: 65px; }
  .notice-grid { grid-template-columns: 1fr; gap: 6px; }
  .notice-item { padding: 6px 8px; }
  .hero { padding: 27px 0; }
  .hero-inner { grid-template-columns: 1fr; gap: 20px; }
  .hero h1 { font-size: 34px; }
  .hero-content > p { font-size: 11px; }
  .hero-image { height: 190px; }
  .quick-item { padding: 12px 7px; gap: 7px; }
  .quick-icon { width: 31px; height: 31px; font-size: 16px; }
  .quick-item strong { font-size: 9px; }
  .quick-item small { font-size: 8px; }
  .section { padding: 43px 0; }
  .section-heading { align-items: start; flex-direction: column; }
  .section-heading h2 { font-size: 24px; }
  .course-toolbar { align-items: stretch; flex-direction: column; }
  #courseSearch { width: 100%; }
  .course-grid,.utility-grid { grid-template-columns: 1fr; }
  .course-image { height: 175px; }
  .course-body p { min-height: 0; }
  .intro-news-grid,.learning-grid,.register-grid { grid-template-columns: 1fr; gap: 25px; }
  .intro-panel { padding: 19px; }
  .learning-image { height: 200px; }
  .learning-content h2,.register-section h2 { font-size: 26px; }
  .register-grid { gap: 22px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 22px 12px; }
}