:root{
  --green:#0f8a3c; --green-dark:#06582a; --yellow:#f5d800; --black:#141414;
  --white:#fff; --gray:#f4f6f3; --text:#2a2a2a;
  --radius:12px; --shadow:0 10px 30px -12px rgba(0,0,0,.25);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Barlow',sans-serif;color:var(--text);background:var(--white);line-height:1.6}
h1,h2,h3{font-family:'Oswald',sans-serif;text-transform:uppercase;letter-spacing:.5px}
a{color:inherit;text-decoration:none}
.container{width:min(1200px,92%);margin:auto}

/* Header */
.header{position:sticky;top:0;z-index:50;background:var(--black);border-bottom:4px solid var(--yellow)}
.header__inner{display:flex;align-items:center;justify-content:space-between;padding:10px 0;gap:20px}
.brand{display:flex;align-items:center;gap:10px;color:var(--white)}
.brand img{height:52px;background:var(--white);border-radius:50%;padding:3px}
.brand strong{display:block;font-family:'Oswald';font-size:1.4rem;color:var(--yellow)}
.brand small{font-size:.7rem;opacity:.8}
.nav{display:flex;flex-wrap:wrap;gap:4px;justify-content:flex-end}
.nav a{color:var(--white);font-size:.85rem;font-weight:600;padding:8px 10px;border-radius:6px;transition:.2s}
.nav a:hover{background:var(--green)}
.nav__cta{background:var(--yellow);color:var(--black)!important}
.nav__cta:hover{background:var(--white)!important}
.menu-toggle{display:none;background:none;border:0;color:var(--yellow);font-size:1.8rem;cursor:pointer}

/* Slider */
.slider{position:relative;height:520px;overflow:hidden;background:var(--black)}
.slide{position:absolute;inset:0;display:flex;align-items:center;opacity:0;transition:opacity .9s ease;color:var(--white)}
.slide.active{opacity:1;z-index:1}
.s1{background:linear-gradient(115deg,var(--green-dark) 0%,var(--green) 55%,var(--yellow) 140%)}
.s2{background:linear-gradient(115deg,var(--black) 0%,var(--green-dark) 70%,var(--green) 100%)}
.s3{background:linear-gradient(115deg,var(--green) 0%,var(--green-dark) 60%,var(--black) 100%)}
.slide::after{content:"空手道";position:absolute;right:5%;bottom:-30px;font-size:14rem;opacity:.08;font-weight:700}
.slide__content{position:relative;z-index:2;max-width:720px;margin-left:max(4%,calc((100% - 1200px)/2))}
.slide.active .slide__content{animation:up .8s ease}
@keyframes up{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:none}}
.tag{display:inline-block;background:var(--yellow);color:var(--black);font-weight:700;padding:4px 12px;border-radius:4px;font-size:.8rem;text-transform:uppercase}
.slide h1{font-size:clamp(2rem,5vw,3.6rem);line-height:1.1;margin:16px 0}
.slide p{font-size:1.15rem;margin-bottom:24px;opacity:.9}
.slider__arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:3;background:rgba(0,0,0,.35);color:var(--white);border:0;width:48px;height:48px;border-radius:50%;font-size:2rem;cursor:pointer}
.slider__arrow:hover{background:var(--yellow);color:var(--black)}
.prev{left:16px}.next{right:16px}
.slider__dots{position:absolute;bottom:20px;width:100%;display:flex;justify-content:center;gap:10px;z-index:3}
.slider__dots button{width:12px;height:12px;border-radius:50%;border:2px solid var(--white);background:transparent;cursor:pointer}
.slider__dots button.active{background:var(--yellow);border-color:var(--yellow)}

/* Buttons */
.btn{display:inline-block;padding:14px 28px;border-radius:8px;font-weight:700;text-transform:uppercase;border:0;cursor:pointer;transition:.2s;font-family:'Oswald';letter-spacing:1px}
.btn--yellow{background:var(--yellow);color:var(--black)}
.btn--yellow:hover{background:var(--white)}
.btn--dark{background:var(--black);color:var(--yellow)}
.btn--dark:hover{background:var(--green-dark)}
.btn--green{background:var(--green);color:var(--white)}
.btn--green:hover{background:var(--green-dark)}

/* Sections */
.section{padding:80px 0}
.section--alt{background:var(--gray)}
.title{font-size:2.2rem;color:var(--black);margin-bottom:32px;position:relative;padding-bottom:12px}
.title::after{content:"";position:absolute;left:0;bottom:0;width:70px;height:5px;background:linear-gradient(90deg,var(--green) 50%,var(--yellow) 50%);border-radius:3px}
.hint{margin-top:12px;font-size:.85rem;color:#777}

.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.g{aspect-ratio:4/3;border-radius:var(--radius);position:relative;overflow:hidden;box-shadow:var(--shadow);transition:.3s;cursor:pointer}
.g:hover{transform:scale(1.03)}
.g1,.g4{background:linear-gradient(135deg,var(--green),var(--green-dark))}
.g2,.g5{background:linear-gradient(135deg,var(--black),var(--green-dark))}
.g3,.g6{background:linear-gradient(135deg,var(--yellow),var(--green))}
.g figcaption{position:absolute;bottom:0;width:100%;padding:12px;background:rgba(0,0,0,.55);color:var(--white);font-weight:600}

.videos{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.video iframe{width:100%;aspect-ratio:16/9;border:0;border-radius:var(--radius);box-shadow:var(--shadow)}
.video p{font-weight:600;margin-top:8px}

.calendar{list-style:none;display:grid;gap:14px}
.calendar li{display:flex;align-items:center;gap:20px;background:var(--white);border-left:6px solid var(--green);padding:16px 20px;border-radius:var(--radius);box-shadow:var(--shadow)}
.date{background:var(--black);color:var(--yellow);text-align:center;border-radius:8px;padding:8px 14px;font-family:'Oswald';line-height:1.1;min-width:70px}
.date b{display:block;font-size:1.8rem;color:var(--white)}
.calendar p{color:#666}

.cta{background:var(--yellow);padding:60px 0}
.cta__inner{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.cta h2{font-size:2rem;color:var(--black)}

.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px}
.person{background:var(--white);padding:28px;border-radius:var(--radius);text-align:center;box-shadow:var(--shadow);border-top:5px solid var(--green)}
.avatar{width:90px;height:90px;border-radius:50%;margin:0 auto 14px;display:grid;place-items:center;background:var(--green);color:var(--yellow);font-family:'Oswald';font-size:1.6rem;border:4px solid var(--yellow)}
.person p{color:var(--green);font-weight:600}

.search{width:100%;max-width:400px;padding:12px 16px;border:2px solid #ddd;border-radius:8px;margin-bottom:16px;font:inherit}
.search:focus{outline:none;border-color:var(--green)}
.table{width:100%;border-collapse:collapse;background:var(--white);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.table th{background:var(--green);color:var(--white);text-align:left;padding:14px;font-family:'Oswald';font-weight:500}
.table td{padding:12px 14px;border-bottom:1px solid #eee}
.table tr:hover td{background:#fffbd6}

.form{display:grid;grid-template-columns:1fr 1fr;gap:18px;background:var(--gray);padding:32px;border-radius:var(--radius);border-top:6px solid var(--yellow)}
.form label{display:flex;flex-direction:column;font-weight:600;gap:6px}
.form input,.form select{padding:12px;border:2px solid #ddd;border-radius:8px;font:inherit;background:var(--white)}
.form input:focus,.form select:focus{outline:none;border-color:var(--green)}
.form button{grid-column:1/-1;justify-self:start}
.form__msg{grid-column:1/-1;font-weight:600;color:var(--green)}

.footer{background:var(--black);color:#ccc;padding:30px 0;border-top:4px solid var(--green)}
.footer__inner{display:flex;align-items:center;gap:16px}
.footer img{height:50px;background:var(--white);border-radius:50%;padding:3px}

@media(max-width:1100px){
  .menu-toggle{display:block}
  .nav{display:none;position:absolute;top:100%;left:0;right:0;background:var(--black);flex-direction:column;padding:12px 4%}
  .nav.open{display:flex}
}
@media(max-width:800px){
  .gallery,.videos{grid-template-columns:1fr 1fr}
  .form{grid-template-columns:1fr}
  .slider{height:440px}
  .table{font-size:.85rem}
}
@media(max-width:520px){.gallery,.videos{grid-template-columns:1fr}.brand small{display:none}}

/* ===== Versão 2: visual mais moderno e claro ===== */
:root{--black:#1f2a24;--gray:#f3f8f4;--radius:18px;--shadow:0 14px 40px -18px rgba(6,88,42,.35)}
body{background:#fbfdfb}
.header{background:rgba(255,255,255,.85);backdrop-filter:blur(14px);border-bottom:1px solid rgba(15,138,60,.15);box-shadow:0 4px 20px -12px rgba(0,0,0,.15)}
.brand{color:var(--black)}
.brand strong{color:var(--green)}
.brand img{box-shadow:0 0 0 2px var(--yellow)}
.nav a{color:var(--black)}
.nav a:hover{background:rgba(15,138,60,.1);color:var(--green)}
.nav__cta{background:linear-gradient(135deg,var(--green),var(--green-dark));color:#fff!important;border-radius:999px!important;padding:8px 18px!important}
.nav__cta:hover{background:var(--yellow)!important;color:var(--black)!important}
.menu-toggle{color:var(--green)}
@media(max-width:1100px){.nav{background:#fff;box-shadow:0 10px 30px -10px rgba(0,0,0,.2)}}
.slider{background:var(--green-dark);height:560px}
.s1{background:radial-gradient(circle at 80% 20%,rgba(245,216,0,.55),transparent 45%),linear-gradient(120deg,var(--green-dark),var(--green))}
.s2{background:radial-gradient(circle at 15% 80%,rgba(245,216,0,.45),transparent 40%),linear-gradient(120deg,var(--green),#13a64a)}
.s3{background:radial-gradient(circle at 85% 75%,rgba(255,255,255,.25),transparent 40%),linear-gradient(120deg,#0b6e31,var(--green) 60%,#4cb860)}
.tag{border-radius:999px;padding:6px 16px}
.slide h1{text-shadow:0 4px 20px rgba(0,0,0,.2)}
.slider__arrow{background:rgba(255,255,255,.2);backdrop-filter:blur(8px)}
.slider__dots button.active{width:32px;border-radius:999px}
.btn{border-radius:999px;box-shadow:0 10px 24px -10px rgba(0,0,0,.35)}
.btn:hover{transform:translateY(-2px)}
.btn--dark{background:var(--green-dark);color:#fff}
.btn--dark:hover{background:var(--green)}
.title{color:var(--green-dark)}
.g2,.g5{background:linear-gradient(135deg,#13a64a,var(--green-dark))}
.g figcaption{background:linear-gradient(transparent,rgba(6,88,42,.85))}
.date{background:linear-gradient(135deg,var(--green),var(--green-dark));color:var(--yellow)}
.calendar li{border-left:0;border:1px solid rgba(15,138,60,.12);transition:.25s}
.calendar li:hover,.person:hover{transform:translateY(-4px)}
.person{border-top:0;border:1px solid rgba(15,138,60,.12);transition:.25s}
.cta{background:linear-gradient(120deg,var(--yellow),#ffe94d)}
.cta h2{color:var(--green-dark)}
.table th{background:linear-gradient(135deg,var(--green),var(--green-dark))}
.form{background:#fff;border-top:0;border:1px solid rgba(15,138,60,.15);box-shadow:var(--shadow)}
.form input,.form select,.search{border:1.5px solid #dfe8e1;border-radius:12px}
.footer{background:linear-gradient(120deg,var(--green-dark),var(--green));color:#e8f5ec;border-top:4px solid var(--yellow)}