/* ==========================================================================
   BJJ Zoetermeer — styles.css
   Dark martial-arts theme · black / charcoal + red accent + white
   ========================================================================== */

:root {
  --black: #0a0a0c;
  --charcoal: #16161a;
  --charcoal-2: #1f1f25;
  --line: #2a2a31;
  --red: #e11d2a;
  --red-dark: #b21420;
  --white: #f5f5f7;
  --muted: #a3a3ad;
  --whatsapp: #25d366;
  --radius: 12px;
  --radius-lg: 18px;
  --maxw: 1140px;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.45);
  --font: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
  --font-head: "Oswald", "Inter", system-ui, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--black);
  color: var(--white);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

h1, h2, h3, h4 {
  font-family: var(--font-head);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

h1 { font-size: clamp(2.4rem, 6vw, 4.2rem); }
h2 { font-size: clamp(1.8rem, 4vw, 2.8rem); }
h3 { font-size: 1.3rem; }

p { color: var(--muted); }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }

.accent { color: var(--red); }

section { padding: 90px 0; }

.section-head { text-align: center; max-width: 720px; margin: 0 auto 56px; }
.section-head .eyebrow {
  display: inline-block;
  color: var(--red);
  font-family: var(--font-head);
  letter-spacing: 3px;
  text-transform: uppercase;
  font-size: 0.85rem;
  margin-bottom: 12px;
}
.section-head p { margin-top: 16px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-head);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-size: 0.95rem;
  font-weight: 600;
  padding: 14px 28px;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.2s ease, color 0.2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--red); color: #fff; }
.btn-primary:hover { background: var(--red-dark); }
.btn-outline { border-color: var(--line); color: var(--white); }
.btn-outline:hover { border-color: var(--red); color: var(--red); }
.btn-block { width: 100%; justify-content: center; }

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 10, 12, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.brand { display: flex; align-items: center; gap: 12px; font-family: var(--font-head); font-size: 1.25rem; text-transform: uppercase; letter-spacing: 1px; }
.brand img { height: 38px; width: auto; }
.brand b { color: var(--red); }

.nav-links { display: flex; align-items: center; gap: 28px; list-style: none; }
.nav-links a {
  font-family: var(--font-head);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-size: 0.9rem;
  color: var(--muted);
  transition: color 0.2s ease;
}
.nav-links a:hover, .nav-links a.active { color: var(--white); }

.nav-actions { display: flex; align-items: center; gap: 16px; }

.lang-toggle { display: flex; border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
.lang-toggle button {
  background: transparent;
  color: var(--muted);
  border: none;
  padding: 6px 10px;
  font-family: var(--font-head);
  font-size: 0.8rem;
  letter-spacing: 1px;
  cursor: pointer;
}
.lang-toggle button.active { background: var(--red); color: #fff; }

.nav-toggle {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
}
.nav-toggle span { width: 26px; height: 2px; background: var(--white); transition: 0.3s; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  text-align: center;
  background:
    radial-gradient(circle at 50% 0%, rgba(225, 29, 42, 0.18), transparent 55%),
    linear-gradient(180deg, rgba(10,10,12,0.55), rgba(10,10,12,0.92)),
    repeating-linear-gradient(45deg, #111 0px, #111 2px, #0d0d0f 2px, #0d0d0f 24px);
}
.hero-inner { max-width: 860px; margin: 0 auto; }
.hero .eyebrow {
  display: inline-block;
  color: var(--red);
  font-family: var(--font-head);
  letter-spacing: 4px;
  text-transform: uppercase;
  font-size: 0.9rem;
  margin-bottom: 18px;
}
.hero p.lead { font-size: 1.2rem; max-width: 620px; margin: 24px auto 36px; color: #d3d3d9; }
.hero-cta { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.hero-meta { margin-top: 48px; display: flex; gap: 36px; justify-content: center; flex-wrap: wrap; color: var(--muted); font-size: 0.95rem; }
.hero-meta span { display: inline-flex; align-items: center; gap: 8px; }
.hero-meta svg { width: 18px; height: 18px; fill: var(--red); }

/* ---------- About / Sensei ---------- */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.about-text h2 { margin-bottom: 20px; }
.about-text p + p { margin-top: 16px; }
.coach-card {
  background: var(--charcoal);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow);
}
.coach-card .coach-avatar {
  width: 96px; height: 96px; border-radius: 50%;
  background: linear-gradient(135deg, var(--red), var(--red-dark));
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-head); font-size: 2rem; color: #fff; margin-bottom: 20px;
}
.coach-card h3 { font-size: 1.5rem; }
.coach-card .role { color: var(--red); font-family: var(--font-head); letter-spacing: 1px; text-transform: uppercase; font-size: 0.85rem; margin: 4px 0 16px; }
.stats { display: flex; gap: 28px; margin-top: 24px; }
.stats .num { font-family: var(--font-head); font-size: 2rem; color: var(--white); }
.stats .lbl { font-size: 0.8rem; color: var(--muted); text-transform: uppercase; letter-spacing: 1px; }

/* ---------- Disciplines ---------- */
.disciplines { background: var(--charcoal); }
.cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.card {
  background: var(--charcoal-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 24px;
  transition: transform 0.2s ease, border-color 0.2s ease;
}
.card:hover { transform: translateY(-4px); border-color: var(--red); }
.card .ico { width: 48px; height: 48px; fill: var(--red); margin-bottom: 18px; }
.card h3 { margin-bottom: 10px; }
.card p { font-size: 0.95rem; }

/* ---------- Schedule ---------- */
.schedule-table { width: 100%; border-collapse: collapse; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.schedule-table th, .schedule-table td { padding: 16px 18px; text-align: left; border-bottom: 1px solid var(--line); }
.schedule-table th { background: var(--charcoal-2); font-family: var(--font-head); text-transform: uppercase; letter-spacing: 1px; font-size: 0.85rem; color: var(--muted); }
.schedule-table td { color: var(--white); }
.schedule-table tr:last-child td { border-bottom: none; }
.schedule-table .time { color: var(--red); font-family: var(--font-head); white-space: nowrap; }
.tag { display: inline-block; padding: 3px 10px; border-radius: 99px; font-size: 0.75rem; font-family: var(--font-head); letter-spacing: 1px; text-transform: uppercase; }
.tag.bjj { background: rgba(225,29,42,0.15); color: var(--red); }
.tag.mma { background: rgba(99,102,241,0.18); color: #a5b4fc; }
.tag.kick { background: rgba(245,158,11,0.18); color: #fbbf24; }
.tag.grap { background: rgba(34,197,94,0.18); color: #4ade80; }

/* ---------- Pricing ---------- */
.pricing { background: var(--charcoal); }
.price-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; max-width: 760px; margin: 0 auto; }
.price-card {
  background: var(--charcoal-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  text-align: center;
  position: relative;
}
.price-card.featured { border-color: var(--red); box-shadow: 0 0 0 1px var(--red), var(--shadow); }
.price-card .badge {
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  background: var(--red); color: #fff; font-family: var(--font-head);
  font-size: 0.75rem; letter-spacing: 1px; text-transform: uppercase; padding: 6px 16px; border-radius: 99px;
}
.price-card .amount { font-family: var(--font-head); font-size: 3.4rem; color: var(--white); line-height: 1; margin: 14px 0 4px; }
.price-card .amount small { font-size: 1rem; color: var(--muted); }
.price-card .plan-name { font-family: var(--font-head); text-transform: uppercase; letter-spacing: 1px; color: var(--red); }
.price-card ul { list-style: none; margin: 24px 0; text-align: left; }
.price-card li { padding: 8px 0; color: var(--muted); display: flex; gap: 10px; align-items: flex-start; }
.price-card li::before { content: "✓"; color: var(--red); font-weight: bold; }

/* ---------- Free trial CTA banner ---------- */
.cta-banner {
  background: linear-gradient(135deg, var(--red-dark), var(--red));
  text-align: center;
}
.cta-banner h2 { color: #fff; }
.cta-banner p { color: rgba(255,255,255,0.9); max-width: 560px; margin: 16px auto 30px; }
.cta-banner .btn-primary { background: #0a0a0c; }
.cta-banner .btn-primary:hover { background: #000; }

/* ---------- Forms ---------- */
.form-wrap { max-width: 720px; margin: 0 auto; }
.form-card {
  background: var(--charcoal);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { margin-bottom: 18px; }
.field label { display: block; font-family: var(--font-head); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 8px; color: var(--muted); }
.field input, .field select, .field textarea {
  width: 100%;
  background: var(--charcoal-2);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 13px 14px;
  color: var(--white);
  font-family: var(--font);
  font-size: 1rem;
  transition: border-color 0.2s ease;
}
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--red); }
.field textarea { min-height: 120px; resize: vertical; }
.field.checkbox { display: flex; gap: 10px; align-items: flex-start; }
.field.checkbox input { width: auto; margin-top: 5px; }
.field.checkbox label { text-transform: none; letter-spacing: 0; font-family: var(--font); color: var(--muted); margin: 0; }
.hp { position: absolute; left: -9999px; opacity: 0; height: 0; }
.form-status { margin-top: 16px; padding: 14px; border-radius: 10px; font-size: 0.95rem; display: none; }
.form-status.success { display: block; background: rgba(34,197,94,0.15); color: #4ade80; border: 1px solid rgba(34,197,94,0.4); }
.form-status.error { display: block; background: rgba(225,29,42,0.15); color: #f87171; border: 1px solid rgba(225,29,42,0.4); }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.info-list { list-style: none; }
.info-list li { display: flex; gap: 16px; padding: 16px 0; border-bottom: 1px solid var(--line); }
.info-list svg { width: 22px; height: 22px; fill: var(--red); flex-shrink: 0; margin-top: 4px; }
.info-list .lbl { font-family: var(--font-head); text-transform: uppercase; letter-spacing: 1px; font-size: 0.8rem; color: var(--muted); }
.info-list .val { color: var(--white); }
.map-embed { margin-top: 28px; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); }
.map-embed iframe { width: 100%; height: 280px; border: 0; display: block; filter: grayscale(0.3) invert(0.9) hue-rotate(180deg); }

/* ---------- Page hero (sub pages) ---------- */
.page-hero {
  padding: 70px 0 50px;
  text-align: center;
  background:
    linear-gradient(180deg, rgba(225,29,42,0.12), transparent),
    var(--charcoal);
  border-bottom: 1px solid var(--line);
}
.page-hero p { max-width: 600px; margin: 16px auto 0; }
.page-hero .eyebrow {
  display: inline-block;
  color: var(--red);
  font-family: var(--font-head);
  letter-spacing: 3px;
  text-transform: uppercase;
  font-size: 0.85rem;
  margin-bottom: 12px;
}

/* Utilities (replace inline styles for a stricter CSP) */
.table-scroll { overflow-x: auto; }
.hero.hero--short { min-height: 70vh; }

/* ---------- Footer ---------- */
.site-footer { background: var(--charcoal); border-top: 1px solid var(--line); padding: 60px 0 28px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1.5fr; gap: 40px; }
.footer-grid h4 { font-size: 1rem; margin-bottom: 18px; }
.footer-grid p, .footer-grid a { color: var(--muted); font-size: 0.95rem; }
.footer-grid ul { list-style: none; }
.footer-grid li { padding: 5px 0; }
.footer-grid a:hover { color: var(--red); }
.footer-social { display: flex; gap: 14px; margin-top: 16px; }
.footer-social a { width: 38px; height: 38px; border: 1px solid var(--line); border-radius: 50%; display: flex; align-items: center; justify-content: center; }
.footer-social svg { width: 18px; height: 18px; fill: var(--muted); }
.footer-social a:hover { border-color: var(--red); }
.footer-social a:hover svg { fill: var(--red); }
.footer-bottom {
  margin-top: 44px; padding-top: 24px; border-top: 1px solid var(--line);
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px;
  font-size: 0.88rem; color: var(--muted);
}
.footer-bottom .made-by a { color: var(--white); font-weight: 600; }
.footer-bottom .made-by a:hover { color: var(--red); }

/* ---------- Floating WhatsApp button ---------- */
.wa-float {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 200;
  display: flex;
  align-items: center;
  gap: 0;
  background: var(--whatsapp);
  color: #fff;
  padding: 14px;
  border-radius: 50px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.4);
  transition: padding 0.25s ease, transform 0.2s ease;
  overflow: hidden;
}
.wa-float:hover { transform: scale(1.04); padding-right: 22px; }
.wa-float svg { width: 30px; height: 30px; fill: #fff; flex-shrink: 0; }
.wa-float .wa-label {
  max-width: 0;
  white-space: nowrap;
  font-family: var(--font-head);
  letter-spacing: 1px;
  text-transform: uppercase;
  font-size: 0.85rem;
  opacity: 0;
  transition: max-width 0.25s ease, opacity 0.25s ease, margin 0.25s ease;
}
.wa-float:hover .wa-label { max-width: 180px; opacity: 1; margin-left: 10px; }
.wa-float .wa-pulse {
  position: absolute; inset: 0; border-radius: 50px;
  box-shadow: 0 0 0 0 rgba(37,211,102,0.5);
  animation: wapulse 2.2s infinite;
}
@keyframes wapulse {
  0% { box-shadow: 0 0 0 0 rgba(37,211,102,0.5); }
  70% { box-shadow: 0 0 0 16px rgba(37,211,102,0); }
  100% { box-shadow: 0 0 0 0 rgba(37,211,102,0); }
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .about-grid, .contact-grid { grid-template-columns: 1fr; gap: 36px; }
  .cards { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 760px) {
  section { padding: 64px 0; }
  .nav-links {
    position: fixed;
    top: 72px; left: 0; right: 0;
    background: var(--charcoal);
    flex-direction: column;
    gap: 0;
    padding: 0;
    max-height: 0;
    overflow: hidden;
    border-bottom: 1px solid var(--line);
    transition: max-height 0.3s ease;
  }
  .nav-links.open { max-height: 400px; }
  .nav-links li { width: 100%; }
  .nav-links a { display: block; padding: 16px 20px; border-bottom: 1px solid var(--line); }
  .nav-toggle { display: flex; }
  .nav .btn-cta-desktop { display: none; }
  .price-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .price-grid { max-width: 420px; }
}
@media (max-width: 480px) {
  .cards { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .form-card { padding: 26px 20px; }
  .hero-meta { gap: 18px; }
}