:root{
  --ntn-primary:#0C5DAA;
  --ntn-primary-dark:#084A8C;
  --ntn-accent:#F7931E;
  --ntn-accent-dark:#E57F08;
  --ntn-success:#5AA243;
  --ntn-text:#1F2D3D;
  --ntn-muted:#5B6773;
  --ntn-bg-soft:#F4F8FD;
  --ntn-bg-light:#EAF2FB;
  --ntn-header-bg:#0C5DAA;
  --ntn-header-text:#FFFFFF;
  --ntn-header-button:#F7931E;
  --ntn-footer-bg:#0C5DAA;
  --ntn-footer-text:#FFFFFF;
  --ntn-body-font:'Roboto',sans-serif;
  --ntn-heading-font:'Montserrat',sans-serif;
  --ntn-menu-font:'Roboto',sans-serif;
  --ntn-button-font:'Roboto',sans-serif;
  --ntn-radius:18px;
  --ntn-shadow:0 16px 40px rgba(12,93,170,.10);
  --ntn-border:#DCE7F5;
  --ntn-hero-height:560px;
  --ntn-hero-overlay:rgba(12,93,170,0.35);
  --ntn-hero-title:#0C5DAA;
  --ntn-hero-text:#1F2D3D;
  --ntn-logo-width:210px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--ntn-body-font);font-size:16px;line-height:1.7;color:var(--ntn-text);background:#fff}
a{color:var(--ntn-primary);text-decoration:none}
a:hover{color:var(--ntn-primary-dark)}
img{max-width:100%;height:auto;display:block}
.container{width:min(1180px,calc(100% - 32px));margin:0 auto}
.site-main{min-height:40vh}
h1,h2,h3,h4,h5,h6{font-family:var(--ntn-heading-font);line-height:1.25;color:var(--ntn-primary);margin:0 0 12px}
p{margin:0 0 16px;color:var(--ntn-muted)}
.section{padding:78px 0;background:var(--section-bg,transparent);color:var(--section-text,var(--ntn-text))}
.section-text{color:var(--section-text,var(--ntn-text))}
.page-section{padding:60px 0}
.content-single{max-width:920px}.post-card{padding:24px;border:1px solid var(--ntn-border);border-radius:var(--ntn-radius);background:#fff}
.center{text-align:center}.align-center{align-items:center}
.section-tag{display:inline-flex;align-items:center;justify-content:center;padding:8px 14px;border-radius:999px;background:#E7F1FC;color:var(--ntn-primary);font-size:13px;font-weight:800;letter-spacing:.04em;margin-bottom:14px}
.section-heading{max-width:760px;margin:0 auto 38px}.section-heading p{color:var(--ntn-muted)}

.topbar{background:var(--ntn-primary-dark);color:#fff;font-size:14px}.topbar-wrap{display:flex;justify-content:space-between;gap:20px;padding:10px 0}.topbar-left,.topbar-right{display:flex;gap:18px;flex-wrap:wrap}
.main-header{background:var(--ntn-header-bg);position:sticky;top:0;z-index:50;box-shadow:0 8px 18px rgba(0,0,0,.08)}
.header-wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:16px 0;position:relative}
.logo-text{display:flex;align-items:center;gap:12px;color:var(--ntn-header-text)}
.logo-text strong{display:block;font-size:18px;color:var(--ntn-header-text)}
.logo-text small{display:block;color:rgba(255,255,255,.82)}
.logo-badge{width:52px;height:52px;border-radius:14px;background:#fff;color:var(--ntn-primary);display:inline-flex;align-items:center;justify-content:center;font-family:var(--ntn-heading-font);font-weight:800}
.menu{display:flex;list-style:none;gap:26px;margin:0;padding:0}.menu li a{font-family:var(--ntn-menu-font);font-weight:600;color:var(--ntn-header-text)}.menu li a:hover{opacity:.85}
.header-cta{display:flex;align-items:center}.menu-toggle{display:none;background:none;border:none;color:#fff;font-size:28px;cursor:pointer}

.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 22px;border-radius:12px;border:2px solid transparent;transition:.2s ease;cursor:pointer;font-family:var(--ntn-button-font);font-weight:700}.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--ntn-accent);border-color:var(--ntn-accent);color:#fff}.btn-primary:hover{background:var(--ntn-accent-dark);border-color:var(--ntn-accent-dark);color:#fff}
.btn-outline{background:#fff;border-color:var(--ntn-primary);color:var(--ntn-primary)}.btn-outline:hover{background:var(--ntn-primary);color:#fff}
.btn-success{background:var(--ntn-success);border-color:var(--ntn-success);color:#fff}.btn-success:hover{filter:brightness(.95);color:#fff}
.btn-small{min-height:42px;padding:0 18px}

.hero-section{min-height:var(--ntn-hero-height);display:flex;align-items:center;background-size:cover;background-position:center;background-repeat:no-repeat}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:34px;align-items:center}
.hero-with-image .hero-content{background:rgba(255,255,255,.82);padding:34px;border-radius:26px;box-shadow:var(--ntn-shadow)}
.hero-content .eyebrow{display:inline-block;padding:8px 14px;border-radius:999px;background:#EAF2FB;color:var(--ntn-primary);font-size:13px;font-weight:800;letter-spacing:.04em;margin-bottom:18px}
.hero-content h1{font-size:48px;color:var(--ntn-hero-title)}
.hero-content p{font-size:18px;color:var(--ntn-hero-text)}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:26px}
.hero-visual-panel{display:flex;justify-content:flex-end}
.hero-visual-card{background:rgba(255,255,255,.92);border:1px solid var(--ntn-border);border-radius:26px;padding:28px;box-shadow:var(--ntn-shadow);max-width:380px}
.hero-visual-line{display:inline-flex;background:#fff3e2;color:#9a5a00;border-radius:999px;padding:8px 12px;font-size:13px;font-weight:700;margin-bottom:14px}
.hero-visual-title{font-family:var(--ntn-heading-font);font-size:28px;color:var(--ntn-primary);line-height:1.25;margin-bottom:8px}.hero-visual-desc{color:var(--ntn-muted)}

.two-col{display:grid;grid-template-columns:1fr 1fr;gap:34px}.image-box img,.placeholder-image{border-radius:24px;box-shadow:var(--ntn-shadow)}.placeholder-image{min-height:340px;background:linear-gradient(135deg,#edf5ff,#d9ebff);display:flex;align-items:center;justify-content:center;color:var(--ntn-primary);font-family:var(--ntn-heading-font);font-size:28px;text-align:center;padding:24px}
.course-grid,.reason-grid,.step-grid,.post-grid,.testimonial-grid{display:grid;gap:22px}
.course-grid-five{grid-template-columns:repeat(5,1fr)}
.course-card,.reason-card,.step-card,.post-home-card,.testimonial-card{background:#fff;border:1px solid var(--ntn-border);box-shadow:var(--ntn-shadow);border-radius:22px;padding:24px;height:100%}
.compact-card{display:flex;flex-direction:column;justify-content:space-between}
.reason-grid.icon-grid-six{grid-template-columns:repeat(6,1fr)}
.reason-card.icon-style{display:flex;flex-direction:column;align-items:center;text-align:center;gap:12px}.icon-circle{width:66px;height:66px;border-radius:50%;background:var(--ntn-bg-light);display:inline-flex;align-items:center;justify-content:center;color:var(--ntn-primary);font-family:var(--ntn-heading-font);font-weight:800}
.step-grid{grid-template-columns:repeat(4,1fr)}.step-number{width:62px;height:62px;border-radius:18px;background:var(--ntn-accent);display:inline-flex;align-items:center;justify-content:center;color:#fff;font-family:var(--ntn-heading-font);font-size:24px;font-weight:800}
.step-card h3{margin-top:16px}
.test-grid{display:grid;grid-template-columns:1fr auto;gap:24px;align-items:center}.test-actions{display:flex;gap:14px;flex-wrap:wrap}
.post-grid{grid-template-columns:repeat(3,1fr)}.post-home-card{padding:0;overflow:hidden}.post-thumb{display:flex;align-items:center;justify-content:center;aspect-ratio:16/9;background:var(--ntn-bg-light);color:var(--ntn-primary);font-family:var(--ntn-heading-font);font-size:28px}.post-thumb img{width:100%;height:100%;object-fit:cover}.post-home-body{padding:20px}.post-meta{display:inline-flex;padding:6px 10px;border-radius:999px;background:var(--ntn-bg-light);color:var(--ntn-primary);font-size:13px;font-weight:700;margin-bottom:10px}.empty-card{min-height:240px;display:flex;align-items:center}
.testimonial-grid{grid-template-columns:repeat(3,1fr)}.testimonial-card strong{display:block;margin-top:12px;color:var(--ntn-primary)}
.reserve-section .btn{margin-top:8px}

.site-footer{background:var(--ntn-footer-bg);color:var(--ntn-footer-text)}.footer-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:28px;padding:64px 0}.site-footer h3,.site-footer h4,.site-footer p,.site-footer li,.site-footer a{color:var(--ntn-footer-text)}.footer-list{list-style:none;margin:0;padding:0;display:grid;gap:10px}.copyright{border-top:1px solid rgba(255,255,255,.16);padding:16px 0;color:rgba(255,255,255,.9)}

@media (max-width:1100px){.course-grid-five{grid-template-columns:repeat(3,1fr)}.reason-grid.icon-grid-six{grid-template-columns:repeat(3,1fr)}.step-grid,.post-grid,.testimonial-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:860px){.topbar{display:none}.menu-toggle{display:block}.primary-nav{display:none;position:absolute;top:100%;left:0;right:0;background:var(--ntn-header-bg);padding:16px;border-top:1px solid rgba(255,255,255,.16)}.primary-nav.is-open{display:block}.menu{flex-direction:column;gap:14px}.header-cta{display:none}.hero-grid,.two-col,.test-grid,.footer-grid{grid-template-columns:1fr}.hero-content h1{font-size:34px}.hero-visual-panel{justify-content:flex-start}.reason-grid.icon-grid-six,.course-grid-five,.step-grid,.post-grid,.testimonial-grid{grid-template-columns:1fr 1fr}}
@media (max-width:640px){.section{padding:60px 0}.reason-grid.icon-grid-six,.course-grid-five,.step-grid,.post-grid,.testimonial-grid{grid-template-columns:1fr}.hero-actions,.test-actions{flex-direction:column;align-items:stretch}.btn{width:100%}}