:root {
  --c-bg: #0d0f12;
  --c-surface: #161a20;
  --c-surface-2: #1f242c;
  --c-text: #e8ebf0;
  --c-text-dim: #9aa3b2;
  --c-primary: #c41e3a;
  --c-primary-dark: #8a1428;
  --c-accent: #ffb000;
  --c-border: #2a313b;
  --c-success: #2db884;
  --c-error: #ef4444;
  --r: 6px;
  --maxw: 1140px;
  --gap: 24px;
  --font-display: "Oswald", "Roboto Condensed", "Arial Narrow", system-ui, sans-serif;
  --font-body: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

*,*::before,*::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--c-text);
  background: var(--c-bg);
  -webkit-font-smoothing: antialiased;
}

a { color: var(--c-primary); text-decoration: none; }
a:hover, a:focus { text-decoration: underline; }
img { max-width: 100%; height: auto; display: block; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  margin: 0 0 0.6em;
  letter-spacing: 0.02em;
}
h1 { font-size: clamp(2rem, 4vw, 3rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.2rem); }
h3 { font-size: 1.25rem; }

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

.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--c-primary); color: #fff; padding: 8px 12px; z-index: 1000;
}
.skip-link:focus { left: 8px; top: 8px; }

/* Header */
.site-header {
  background: var(--c-surface);
  border-bottom: 1px solid var(--c-border);
  position: sticky; top: 0; z-index: 50;
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 20px; gap: 20px;
}
.brand { display: flex; align-items: center; gap: 12px; color: var(--c-text); font-family: var(--font-display); font-weight: 700; font-size: 1.05rem; text-transform: uppercase; }
.brand:hover, .brand:focus { text-decoration: none; color: var(--c-text); }
.brand img { width: 40px; height: 40px; }
.brand-text { letter-spacing: 0.04em; }

.main-nav ul { list-style: none; margin: 0; padding: 0; display: flex; gap: 4px; flex-wrap: wrap; }
.main-nav a {
  color: var(--c-text); padding: 8px 14px; border-radius: var(--r);
  text-decoration: none; display: block; font-size: 0.95rem;
  transition: background 0.15s, color 0.15s;
}
.main-nav a:hover, .main-nav a:focus { background: var(--c-surface-2); color: var(--c-accent); text-decoration: none; }
.main-nav a[aria-current="page"] { color: var(--c-accent); }
.main-nav .lang-switch a {
  border: 1px solid var(--c-border);
  font-weight: 700;
}

.nav-toggle {
  display: none;
  background: transparent; border: 1px solid var(--c-border); border-radius: var(--r);
  width: 44px; height: 44px; padding: 10px; cursor: pointer; flex-direction: column; justify-content: space-between;
}
.nav-toggle span { display: block; height: 2px; background: var(--c-text); border-radius: 1px; }

@media (max-width: 820px) {
  .nav-toggle { display: flex; }
  .main-nav { display: none; width: 100%; order: 3; }
  .main-nav[data-open="true"] { display: block; }
  .header-inner { flex-wrap: wrap; }
  .main-nav ul { flex-direction: column; gap: 0; padding: 12px 0; }
  .main-nav a { padding: 12px 14px; }
}

/* Hero */
.hero {
  background:
    linear-gradient(180deg, rgba(13,15,18,0.55), rgba(13,15,18,0.85)),
    url('/assets/img/torpedo_pic1.jpg') center / cover no-repeat;
  min-height: 480px;
  display: flex; align-items: center;
  padding: 60px 0;
}
.hero-inner { max-width: 760px; }
.hero h1 { color: #fff; }
.hero p { color: var(--c-text); font-size: 1.15rem; margin-bottom: 28px; }
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; }

/* Buttons */
.btn {
  display: inline-block; padding: 12px 22px; border-radius: var(--r); font-weight: 700;
  font-family: var(--font-display); letter-spacing: 0.04em; text-transform: uppercase;
  border: 1px solid transparent; cursor: pointer; font-size: 0.95rem;
  transition: transform 0.1s, background 0.15s, color 0.15s;
}
.btn:hover { transform: translateY(-1px); text-decoration: none; }
.btn-primary { background: var(--c-primary); color: #fff; }
.btn-primary:hover, .btn-primary:focus { background: var(--c-primary-dark); color: #fff; }
.btn-ghost { background: transparent; color: var(--c-text); border-color: var(--c-border); }
.btn-ghost:hover, .btn-ghost:focus { background: var(--c-surface-2); color: var(--c-accent); }

/* Sections */
section { padding: 60px 0; }
section + section { border-top: 1px solid var(--c-border); }
.section-title { text-align: center; margin-bottom: 40px; }
.lead { font-size: 1.15rem; color: var(--c-text-dim); }

/* Card grid */
.grid { display: grid; gap: var(--gap); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }

.card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r);
  padding: 24px;
}
.card h3 { color: var(--c-accent); margin-bottom: 8px; }

/* Training schedule */
.locations { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: var(--gap); margin-bottom: 40px; }
.location-card { background: var(--c-surface); border: 1px solid var(--c-border); border-radius: var(--r); padding: 20px; }
.location-card h3 { color: var(--c-accent); }
.location-card .loc-meta { color: var(--c-text-dim); margin: 4px 0; }

.month-group { margin-bottom: 36px; }
.month-group h2 {
  color: var(--c-text-dim); font-size: 1rem; text-transform: uppercase;
  letter-spacing: 0.18em; border-bottom: 1px solid var(--c-border); padding-bottom: 8px;
}

.session-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-left: 4px solid var(--c-primary);
  border-radius: var(--r);
  padding: 20px 22px;
  margin-bottom: 16px;
}
.session-card.past { opacity: 0.55; border-left-color: var(--c-border); }
.session-card .session-head { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 12px; margin-bottom: 10px; }
.session-card .session-date { font-family: var(--font-display); font-size: 1.15rem; }
.session-card .session-loc { color: var(--c-text-dim); font-size: 0.95rem; }
.session-card .badge {
  display: inline-block; background: var(--c-surface-2); border: 1px solid var(--c-border);
  border-radius: 999px; padding: 2px 12px; font-size: 0.85rem; color: var(--c-accent);
}

.attendees-list { color: var(--c-text-dim); font-size: 0.95rem; margin: 6px 0 12px; }
.attendees-list strong { color: var(--c-text); }
.attendees-list .empty { font-style: italic; }

/* Forms */
.attendance-form { display: grid; grid-template-columns: 1fr 1fr auto; gap: 8px; align-items: start; margin-top: 12px; }
.attendance-form .field { display: flex; flex-direction: column; }
.attendance-form input[type="text"], .attendance-form input[type="password"] {
  background: var(--c-surface-2);
  color: var(--c-text);
  border: 1px solid var(--c-border);
  border-radius: var(--r);
  padding: 10px 12px;
  font-size: 0.95rem;
  font-family: inherit;
}
.attendance-form input:focus { outline: 2px solid var(--c-primary); outline-offset: 1px; }
.attendance-form .form-actions { display: flex; gap: 8px; align-items: end; }
.attendance-form .help { font-size: 0.8rem; color: var(--c-text-dim); margin-top: 4px; }
.attendance-form .honeypot { position: absolute; left: -9999px; }

@media (max-width: 700px) {
  .attendance-form { grid-template-columns: 1fr; }
}

.form-msg { margin-top: 10px; padding: 10px 14px; border-radius: var(--r); font-size: 0.95rem; }
.form-msg.success { background: rgba(45,184,132,0.12); color: var(--c-success); border: 1px solid var(--c-success); }
.form-msg.error { background: rgba(239,68,68,0.12); color: var(--c-error); border: 1px solid var(--c-error); }

.gdpr-notice {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-left: 3px solid var(--c-accent);
  border-radius: var(--r);
  padding: 14px 18px;
  font-size: 0.92rem;
  color: var(--c-text-dim);
  margin-top: 30px;
}

/* Generic content pages */
.content-page { padding: 50px 0; }
.content-page p { font-size: 1.05rem; }
.content-page h2 { margin-top: 1.6em; }

/* Contact form */
.contact-form { display: grid; gap: 14px; max-width: 560px; }
.contact-form label { display: flex; flex-direction: column; gap: 4px; font-size: 0.92rem; color: var(--c-text-dim); }
.contact-form input, .contact-form textarea {
  background: var(--c-surface-2); color: var(--c-text);
  border: 1px solid var(--c-border); border-radius: var(--r);
  padding: 10px 12px; font-size: 1rem; font-family: inherit;
}
.contact-form textarea { min-height: 140px; resize: vertical; }

/* Footer */
.site-footer {
  background: var(--c-surface);
  border-top: 1px solid var(--c-border);
  padding: 28px 0;
  margin-top: 40px;
}
.footer-inner {
  display: flex; flex-wrap: wrap; gap: 16px; align-items: center; justify-content: space-between;
}
.footer-inner .copy { color: var(--c-text-dim); margin: 0; font-size: 0.9rem; }
.footer-links { list-style: none; padding: 0; margin: 0; display: flex; gap: 16px; }
.footer-links a { color: var(--c-text-dim); }
.footer-links a:hover { color: var(--c-accent); text-decoration: none; }

/* Utilities */
.muted { color: var(--c-text-dim); }
.center { text-align: center; }
.stack-sm > * + * { margin-top: 12px; }
.mt-lg { margin-top: 40px; }