/* ==========================================================================
   Judo Club Luxembourg — public site design system
   ========================================================================== */
:root {
    --ink:        #1F242E;
    --ink-2:      #2b3242;
    --blue:       #2e7fd4;
    --blue-600:   #2069b8;
    --blue-300:   #54a6ff;
    --blue-050:   #eaf3ff;
    --red:        #e52e29;
    --red-600:    #c31f1b;
    --paper:      #ffffff;
    --sand:       #f6f8fb;
    --sand-2:     #eef2f7;
    --line:       #e2e8f0;
    --muted:      #64748b;
    --gold:       #d9a441;
    --ok:         #2f9e57;
    --warn:       #e08a1e;
    --radius:     14px;
    --radius-sm:  9px;
    --shadow:     0 10px 30px -12px rgba(31,36,46,.25);
    --shadow-lg:  0 24px 60px -20px rgba(31,36,46,.35);
    --maxw:       1180px;
    --font-head:  'Aleo', Georgia, serif;
    --font-body:  'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body { overflow-x: clip; max-width: 100%; }
body {
    font-family: var(--font-body);
    color: var(--ink);
    background: var(--paper);
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--blue-600); text-decoration: none; transition: color .2s; }
a:hover { color: var(--red); }
h1, h2, h3, h4 { font-family: var(--font-head); font-weight: 700; line-height: 1.15; color: var(--ink); }
h1 { font-size: clamp(2.1rem, 5vw, 3.4rem); }
h2 { font-size: clamp(1.7rem, 3.5vw, 2.5rem); }
h3 { font-size: 1.3rem; }
p { color: #3d4759; }
.container { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
.narrow { max-width: 820px; margin-inline: auto; }
.section { padding: 5.5rem 0; }
.section-tight { padding: 3.5rem 0; }
.bg-sand { background: var(--sand); }
.bg-ink { background: var(--ink); color: #fff; }
.bg-ink h1, .bg-ink h2, .bg-ink h3 { color: #fff; }
.bg-ink p { color: #c4cddc; }
.center { text-align: center; }
.kicker {
    display: inline-block; font-family: var(--font-body); font-weight: 700;
    letter-spacing: .14em; text-transform: uppercase; font-size: .78rem;
    color: var(--blue-600); margin-bottom: 1rem;
}
.bg-ink .kicker { color: var(--blue-300); }
.lead { font-size: 1.18rem; color: #47536a; }
.eyebrow-line::after { content:''; display:block; width:56px; height:3px; background:var(--red); border-radius:3px; margin:1.1rem auto 0; }
.mt-1{margin-top:.5rem}.mt-2{margin-top:1rem}.mt-3{margin-top:1.5rem}.mt-4{margin-top:2.5rem}
.mb-2{margin-bottom:1rem}.mb-3{margin-bottom:1.5rem}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex; align-items: center; gap: .5rem;
    padding: .85rem 1.6rem; border-radius: 999px; font-weight: 600;
    font-family: var(--font-body); font-size: .98rem; cursor: pointer;
    border: 2px solid transparent; transition: all .2s; white-space: nowrap;
}
.btn-primary { background: var(--red); color: #fff; box-shadow: 0 8px 20px -8px rgba(229,46,41,.6); }
.btn-primary:hover { background: var(--red-600); color:#fff; transform: translateY(-2px); }
.btn-blue { background: var(--blue); color:#fff; }
.btn-blue:hover { background: var(--blue-600); color:#fff; transform: translateY(-2px); }
.btn-outline { border-color: currentColor; color: var(--ink); background: transparent; }
.btn-outline:hover { background: var(--ink); color:#fff; border-color: var(--ink); }
.bg-ink .btn-outline, .hero .btn-outline, .page-hero .btn-outline { color:#fff; border-color:#fff; }
.bg-ink .btn-outline:hover, .hero .btn-outline:hover, .page-hero .btn-outline:hover { background:#fff; color:var(--ink); border-color:#fff; }
.btn-ghost { background: var(--sand-2); color: var(--ink); }
.btn-ghost:hover { background: var(--line); color: var(--ink); }
.btn-sm { padding: .5rem 1rem; font-size: .85rem; }
.btn-lg { padding: 1rem 2rem; font-size: 1.05rem; }
.btn-block { width: 100%; justify-content: center; }

/* ---------- Navbar ---------- */
.nav {
    position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,.92);
    backdrop-filter: saturate(150%) blur(10px); border-bottom: 1px solid var(--line);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 74px; }
.brand { display: flex; align-items: center; gap: .7rem; }
.brand img { height: 46px; width: auto; }
.nav-links { display: flex; align-items: center; gap: 1.9rem; list-style: none; }
.nav-links a { color: var(--ink); font-weight: 600; font-size: .95rem; position: relative; }
.nav-links a:hover { color: var(--red); }
.nav-links a.active::after { content:''; position:absolute; left:0; bottom:-6px; width:100%; height:2px; background:var(--red); border-radius:2px; }
.nav-actions { display: flex; align-items: center; gap: .9rem; }
.cart-link { position:relative; display:inline-flex; align-items:center; color:var(--ink); padding:.35rem; }
.cart-link:hover { color:var(--red); }
.cart-badge { position:absolute; top:-3px; right:-5px; background:var(--red); color:#fff; font-size:.64rem; font-weight:700; min-width:16px; height:16px; border-radius:999px; display:grid; place-items:center; padding:0 3px; }
.lang-switch { position: relative; }
.lang-btn { display:flex; align-items:center; gap:.4rem; background:var(--sand); border:1px solid var(--line); border-radius:999px; padding:.4rem .8rem; font-weight:600; font-size:.85rem; cursor:pointer; color:var(--ink); }
.lang-btn img { width: 18px; height: 13px; border-radius: 2px; }
.lang-menu { position:absolute; right:0; top: calc(100% + 8px); background:#fff; border:1px solid var(--line); border-radius:12px; box-shadow: var(--shadow); padding:.4rem; min-width: 180px; display:none; }
.lang-menu.open { display:block; }
.lang-menu a { display:flex; align-items:center; gap:.6rem; padding:.55rem .7rem; border-radius:8px; color:var(--ink); font-weight:500; font-size:.9rem; }
.lang-menu a:hover { background: var(--sand); color: var(--ink); }
.lang-menu img { width:20px; height:14px; border-radius:2px; }
.nav-toggle { display:none; background:none; border:none; color:var(--ink); cursor:pointer; }

@media (max-width: 940px) {
    .nav-links, .nav-actions .btn, .nav-actions .desktop-only { display: none; }
    .nav-toggle { display: block; }
    .mobile-nav { display: none; }
    .mobile-nav.open { display: block; position: fixed; inset: 74px 0 0; background:#fff; z-index:99; padding: 1.5rem 24px; overflow:auto; }
    .mobile-nav ul { list-style:none; display:flex; flex-direction:column; gap: .2rem; }
    .mobile-nav ul a { display:block; padding: 1rem .4rem; font-size:1.1rem; font-weight:600; border-bottom:1px solid var(--line); color:var(--ink); }
    .mobile-nav ul a.btn { border-bottom:none; }
    .mobile-nav .btn { margin-top: 1.4rem; display: inline-flex; width: auto; align-self: center; justify-content: center; padding: .85rem 1.8rem; }
}
@media (min-width: 941px) { .mobile-nav { display:none !important; } }

/* ---------- Hero ---------- */
.hero {
    position: relative; overflow: hidden; color: #fff;
    background:
        radial-gradient(1200px 600px at 80% -10%, rgba(84,166,255,.35), transparent 60%),
        linear-gradient(160deg, #1b2130 0%, #232c40 55%, #2069b8 140%);
}
.hero::after {
    content:''; position:absolute; inset:0; pointer-events:none; opacity:.5;
    background-image:
        linear-gradient(115deg, transparent 0 62%, rgba(229,46,41,.9) 62% 64%, transparent 64%),
        linear-gradient(115deg, transparent 0 70%, rgba(84,166,255,.55) 70% 71.5%, transparent 71.5%);
}
.hero-inner { position: relative; z-index: 2; padding: 6rem 24px 6.5rem; max-width: 720px; }
.hero h1 { color: #fff; margin: .4rem 0 1.2rem; }
.hero p { color: #d4ddec; font-size: 1.2rem; max-width: 620px; }
.hero .kicker { color: var(--blue-300); }
.hero-cta { display:flex; gap: 1rem; flex-wrap: wrap; margin-top: 2rem; }
.hero-badge { position:absolute; z-index:2; right: 4%; bottom: 8%; width: min(300px, 32vw); opacity:.9; filter: drop-shadow(0 20px 40px rgba(0,0,0,.4)); }
@media (max-width: 760px){ .hero-badge{ display:none; } }

.page-hero { background:
        radial-gradient(900px 500px at 90% -20%, rgba(84,166,255,.25), transparent 60%),
        linear-gradient(160deg, #1b2130, #263149); color:#fff; padding: 4rem 0; }
.page-hero h1 { color:#fff; }
.page-hero p { color:#cbd5e6; max-width: 640px; }

/* ---------- Stat band ---------- */
.stats { display:grid; grid-template-columns: repeat(4,1fr); gap: 1px; background: var(--line); border:1px solid var(--line); border-radius: var(--radius); overflow:hidden; }
.stat { background:#fff; padding: 2rem 1rem; text-align:center; }
.stat .num { font-family: var(--font-head); font-weight:800; font-size: 2.6rem; color: var(--blue-600); line-height:1; }
.stat .lbl { color: var(--muted); font-size: .9rem; margin-top:.5rem; }
@media (max-width: 700px){ .stats{ grid-template-columns: repeat(2,1fr);} }

/* ---------- Cards / grids ---------- */
.grid { display:grid; gap: 1.6rem; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px){ .grid-3,.grid-4{ grid-template-columns: repeat(2,1fr);} }
@media (max-width: 620px){ .grid-2,.grid-3,.grid-4{ grid-template-columns: 1fr;} }

.card { background:#fff; border:1px solid var(--line); border-radius: var(--radius); padding: 1.8rem; box-shadow: var(--shadow); transition: transform .2s, box-shadow .2s; }
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.card h3 { margin-bottom:.5rem; }
.card p { font-size: .96rem; }
.card-icon { width:52px; height:52px; border-radius: 12px; display:grid; place-items:center; background: var(--blue-050); color: var(--blue-600); margin-bottom: 1.1rem; }

.value-card { text-align:left; }
.value-card .vnum { font-family: var(--font-head); font-weight:800; color: var(--red); font-size: 1.1rem; }

/* Split feature */
.split { display:grid; grid-template-columns: 1fr 1fr; gap: 3.5rem; align-items:center; }
@media (max-width: 820px){ .split{ grid-template-columns:1fr; gap:2rem;} }
.split-media { border-radius: var(--radius); overflow:hidden; min-height: 340px; box-shadow: var(--shadow-lg);
    background:
        radial-gradient(400px 220px at 30% 20%, rgba(84,166,255,.55), transparent 70%),
        linear-gradient(150deg, #232c40, #2069b8);
    position: relative; display:grid; place-items:center; }
.split-media .badge-logo { width: 55%; opacity:.92; }
.split-media.alt { background: radial-gradient(400px 220px at 70% 30%, rgba(229,46,41,.4), transparent 70%), linear-gradient(150deg, #1b2130, #3a2416); }

/* prose */
.prose h3 { color: var(--ink); margin: 1.8rem 0 .6rem; }
.prose p { margin-bottom: 1rem; }
.prose ul { margin: 0 0 1rem 1.2rem; }

/* ---------- Classes / schedule ---------- */
.class-card { border-left: 5px solid var(--blue); }
.class-tag { display:inline-block; font-size:.72rem; font-weight:700; text-transform:uppercase; letter-spacing:.06em; color:#fff; padding:.2rem .6rem; border-radius:999px; }
.age-pill { display:inline-block; background: var(--sand-2); color: var(--ink); border-radius:999px; padding:.15rem .7rem; font-size:.8rem; font-weight:600; }

.schedule-table { width:100%; border-collapse: collapse; background:#fff; border:1px solid var(--line); border-radius: var(--radius); overflow:hidden; box-shadow: var(--shadow); }
.schedule-table th { background: var(--ink); color:#fff; text-align:left; padding: .9rem 1rem; font-family: var(--font-body); font-size:.85rem; letter-spacing:.03em; }
.schedule-table td { padding: .85rem 1rem; border-top:1px solid var(--line); font-size:.92rem; }
.schedule-table tr:hover td { background: var(--sand); }
.daychip { display:inline-block; min-width: 42px; text-align:center; background: var(--blue-050); color: var(--blue-600); font-weight:700; border-radius:8px; padding:.2rem .5rem; font-size:.8rem; }

/* ---------- Belts ---------- */
.belt { display:inline-flex; align-items:center; gap:.5rem; font-size:.85rem; font-weight:600; }
.belt-chip { width: 34px; height: 12px; border-radius: 3px; border:1px solid rgba(0,0,0,.15); box-shadow: inset 0 0 0 1px rgba(255,255,255,.2); }

/* ---------- Trainer cards ---------- */
.trainer { text-align:center; }
.trainer-photo { width: 120px; height:120px; border-radius: 50%; margin: 0 auto 1rem; display:grid; place-items:center;
    background: linear-gradient(150deg, #232c40, #2069b8); color:#fff; font-family: var(--font-head); font-weight:800; font-size: 2.2rem; }
.trainer .role { color: var(--red); font-weight:700; font-size:.85rem; text-transform:uppercase; letter-spacing:.05em; }

/* ---------- Forms ---------- */
.form-card { background:#fff; border:1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: 2.2rem; }
.field { margin-bottom: 1.1rem; }
.field label { display:block; font-weight:600; font-size:.9rem; margin-bottom:.4rem; color: var(--ink); }
.field .req { color: var(--red); }
.input, select, textarea {
    width:100%; padding:.75rem .9rem; border:1.5px solid var(--line); border-radius: 10px;
    font-family: var(--font-body); font-size: 1rem; background:#fff; color: var(--ink); transition: border-color .15s, box-shadow .15s;
}
.input:focus, select:focus, textarea:focus { outline:none; border-color: var(--blue); box-shadow: 0 0 0 3px rgba(46,127,212,.15); }
textarea { min-height: 120px; resize: vertical; }
.form-row { display:grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width:560px){ .form-row{ grid-template-columns:1fr; } }
.checkbox { display:flex; gap:.6rem; align-items:flex-start; font-size:.9rem; }
.checkbox input { width:auto; margin-top:.25rem; }
.help { font-size:.82rem; color: var(--muted); margin-top:.3rem; }
.auth-wrap { max-width: 460px; margin: 0 auto; }
.auth-wide { max-width: 640px; }

/* ---------- Flash / alerts ---------- */
.alert { padding: .9rem 1.1rem; border-radius: 10px; margin-bottom: 1rem; font-size:.93rem; border:1px solid; }
.alert-success { background: #e9f7ee; border-color: #b8e6c6; color: #1c6b3a; }
.alert-error { background: #fdecec; border-color: #f6c6c4; color: #a3211d; }
.alert-info { background: var(--blue-050); border-color: #bcd9f7; color: var(--blue-600); }

/* ---------- Badges ---------- */
.badge { display:inline-block; padding:.2rem .7rem; border-radius:999px; font-size:.76rem; font-weight:700; letter-spacing:.02em; }
.badge-paid{ background:#e4f6ea; color:#1c7a41;}
.badge-pending{ background:#fdf1dd; color:#a5711a;}
.badge-refunded{ background:#eee9fb; color:#5b41b3;}
.badge-failed,.badge-cancelled{ background:#fdecec; color:#a3211d;}
.badge-active{ background:#e4f6ea; color:#1c7a41;}
.badge-role{ background: var(--blue-050); color: var(--blue-600); margin:0 .2rem .2rem 0;}

/* ---------- Footer ---------- */
.footer { background: var(--ink); color: #aab6c8; padding: 4rem 0 2rem; }
.footer h4 { color:#fff; font-family: var(--font-body); font-size:.82rem; text-transform:uppercase; letter-spacing:.12em; margin-bottom:1.1rem; }
.footer a { color:#aab6c8; font-size:.92rem; display:block; padding:.25rem 0; }
.footer a:hover { color:#fff; }
.footer-grid { display:grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 2.5rem; }
@media (max-width: 820px){ .footer-grid{ grid-template-columns: 1fr 1fr; gap:2rem;} }
@media (max-width: 520px){ .footer-grid{ grid-template-columns: 1fr; } }
.footer-logo-img { height: 46px; width:auto; margin-bottom:1.2rem; }
.footer-brand p { color:#8b98ac; font-size:.9rem; max-width: 280px; }
.footer-bottom { border-top:1px solid #333a49; margin-top: 3rem; padding-top: 1.5rem; display:flex; justify-content:space-between; flex-wrap:wrap; gap:1rem; color:#7d8aa0; font-size:.85rem; align-items:center; }
.footer .footer-built { display:inline-flex; align-items:center; gap:.55rem; color:#7d8aa0; font-size:.85rem; }
.footer .footer-built a { display:inline-flex; padding:0; }
.footer .footer-built img { height:20px; width:auto; opacity:.88; transition:opacity .2s; }
.footer .footer-built a:hover img { opacity:1; }
.footer-social { display:flex; gap:.6rem; }
.footer-social a { width:38px; height:38px; border-radius:50%; background:#2b3242; display:grid; place-items:center; }
.footer-social a:hover { background: var(--blue); }

/* utility */
.tag-row { display:flex; flex-wrap:wrap; gap:.4rem; }
.mono { font-variant-numeric: tabular-nums; }
.hide { display:none; }