/* Top Nursing Academy - layout: header, hero, features */
.topbar{background:linear-gradient(90deg,var(--c-primary-dark),var(--c-primary));color:#fff;height:var(--topbar-h);font-size:.95rem}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;height:100%}
.topbar__contact{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.topbar__contact a{color:#fff}
.topbar__contact .phone{font-weight:700}
.topbar__wa{display:inline-flex;align-items:center;gap:6px;background:rgba(255,255,255,.15);padding:4px 12px;border-radius:20px;transition:background var(--t)}
.topbar__wa:hover{background:rgba(255,255,255,.28)}
.topbar__social{display:flex;align-items:center;gap:8px}
.topbar__social a{width:34px;height:34px;display:inline-flex;align-items:center;justify-content:center;border-radius:50%;background:rgba(255,255,255,.18);transition:background var(--t),transform var(--t)}
.topbar__social a:hover{background:rgba(255,255,255,.95);transform:translateY(-2px)}
.topbar__social a:hover svg{fill:var(--c-primary-dark)}
.topbar__social svg{width:18px;height:18px;fill:#fff}

.header{position:sticky;top:0;z-index:1000;background:#fff;box-shadow:0 2px 8px rgba(13,138,160,.06);border-bottom:1px solid var(--c-border);transition:box-shadow var(--t),background var(--t)}
.header.is-scrolled{box-shadow:0 10px 30px -6px rgba(0,30,40,.16);border-bottom-color:transparent}
.header__inner{display:flex;align-items:center;justify-content:space-between;height:var(--header-h);gap:16px}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.logo img{height:68px;width:auto;border-radius:12px}
.logo__text{display:flex;flex-direction:column;line-height:1.1}
.logo__text strong{color:var(--c-primary-dark);font-size:1.05rem}
.logo__text span{color:var(--c-text-mute);font-size:.72rem}
.nav{display:flex;align-items:center;justify-content:center;gap:6px;flex:1 1 auto;flex-wrap:nowrap;min-width:0}
.nav__link{color:var(--c-text);font-weight:700;font-size:.9rem;padding:8px 11px;border-radius:10px;white-space:nowrap;transition:color var(--t),background var(--t)}
@media (min-width:1400px){
 .nav{gap:10px}
 .nav__link{padding:8px 14px}
}
.nav__link:hover,.nav__link.active{color:var(--c-primary-dark);background:var(--c-primary-light)}
.nav__close{display:none}
.header__actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.btn-login{display:inline-flex;align-items:center;gap:8px;background:linear-gradient(90deg,var(--c-primary-dark),var(--c-primary));color:#fff;font-weight:700;padding:10px 20px;border-radius:30px;box-shadow:0 6px 18px rgba(13,138,160,.3);transition:transform var(--t),box-shadow var(--t)}
.btn-login:hover{color:#fff;transform:translateY(-2px);box-shadow:0 10px 24px rgba(13,138,160,.4)}
.btn-login svg{width:18px;height:18px;fill:currentColor}
.hamburger{display:none;flex-direction:column;gap:5px;padding:8px}
.hamburger span{width:26px;height:3px;background:var(--c-primary-dark);border-radius:3px;transition:var(--t)}

/* Tablet/medium screens: switch to the off-canvas mobile menu so the nav
   never wraps or overflows the header. */
@media (max-width:1240px){
 .nav{position:fixed;top:0;right:-100%;width:80%;max-width:320px;height:100vh;background:#fff;flex-direction:column;align-items:stretch;flex-wrap:wrap;justify-content:flex-start;padding:80px 20px 20px;box-shadow:var(--shadow-lg);transition:right .3s ease;z-index:1100;gap:0;overflow-y:auto}
 .nav.is-open{right:0}
 .nav__link{padding:14px 16px;border-radius:0;border-bottom:1px solid var(--c-border);white-space:normal;font-size:1.05rem}
 .nav__close{display:block;position:absolute;top:18px;left:18px;font-size:2rem;color:var(--c-primary-dark);line-height:1;background:none;border:none}
 .hamburger{display:flex;z-index:1200}
 .header__actions .btn-login span{display:none}
 .header__actions .btn-login{padding:10px 14px}
}

.hero{position:relative;height:600px;overflow:hidden;background:#0a7488}
.hero__slide{position:absolute;inset:0;background-size:cover;background-position:center;opacity:0;transition:opacity 1s ease;display:flex;align-items:center}
.hero__slide.is-active{opacity:1}
.hero__slide::after{content:"";position:absolute;inset:0;background:linear-gradient(to left,rgba(8,12,18,.82) 0%,rgba(8,12,18,.5) 60%,rgba(8,12,18,.3) 100%)}
.hero__content{position:relative;z-index:2;color:#fff;max-width:640px;padding:0 20px}
.hero__eyebrow{display:inline-block;background:rgba(255,255,255,.18);padding:7px 16px;border-radius:20px;font-weight:700;font-size:.9rem;margin-bottom:18px}
.hero__title{color:#fff;font-size:clamp(2rem,5vw,3.6rem);line-height:1.15;margin-bottom:18px;text-shadow:0 2px 12px rgba(0,0,0,.25)}
.hero__title span{color:#b8f0f6}
.hero__desc{font-size:1.2rem;margin-bottom:30px;max-width:560px;color:rgba(255,255,255,.95)}
.hero__actions{display:flex;gap:14px;flex-wrap:wrap}
.hero__nav{position:absolute;bottom:30px;left:50%;transform:translateX(-50%);z-index:3;display:flex;gap:10px}
.hero__dot{width:12px;height:12px;border-radius:50%;background:rgba(255,255,255,.45);transition:var(--t);border:none}
.hero__dot.is-active{background:#fff;width:36px;border-radius:6px}
.hero__arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:3;width:50px;height:50px;border-radius:50%;background:rgba(255,255,255,.2);color:#fff;display:flex;align-items:center;justify-content:center;transition:background var(--t)}
.hero__arrow:hover{background:rgba(255,255,255,.4)}
.hero__arrow--prev{right:24px}
.hero__arrow--next{left:24px}
.hero__arrow svg{width:24px;height:24px;fill:#fff}

.features{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:-60px;position:relative;z-index:5}
.section__head + .features{margin-top:0}
.feature{background:#fff;border-radius:var(--radius);padding:28px 22px;text-align:center;box-shadow:var(--shadow-md);border:1px solid var(--c-border);transition:transform var(--t),box-shadow var(--t)}
.feature:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.feature__icon{width:74px;height:74px;margin:0 auto 18px;border-radius:20px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--c-primary-light),#fff);color:var(--c-primary-dark);box-shadow:0 8px 18px rgba(13,138,160,.14)}
.feature__icon svg{width:36px;height:36px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.feature__title{font-size:1.15rem;margin-bottom:6px}
.feature__text{color:var(--c-text-soft);font-size:.92rem}