@import url('https://fonts.googleapis.com/css2?family=Rajdhani:wght@500;600;700&family=Share+Tech+Mono&family=JetBrains+Mono:wght@400;500;700&display=swap');

:root {
    /* Palette ESIG TECH ARENA — reskin violet/cyan électrique */
    --bg: #06070A;
    --bg-panel: #0C0F14;
    --bg-raise: #10141B;
    --green: #8B5CF6;        /* accent principal (ex-vert -> violet) */
    --green-dim: #22E5C8;    /* accent secondaire (ex-vert sombre -> cyan) */
    --green-faint: #241A42;  /* fond violet sourd */
    --amber: #FFB84D;
    --red: #FF4D6D;
    --cyan: #22E5C8;
    --pink: #F14FA0;
    --text: #E9ECF2;
    --text-dim: #8E96A8;
    --border: #232A38;
    --border-strong: #34405A;
    --font-mono: 'JetBrains Mono', 'Share Tech Mono', monospace;
    --font-display: 'Rajdhani', sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--font-mono);
    line-height: 1.6;
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
}

/* Scanline / CRT ambient overlay */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    z-index: 9999;
    pointer-events: none;
    background: repeating-linear-gradient(
        0deg, rgba(0,0,0,0.15) 0px, rgba(0,0,0,0.15) 1px,
        transparent 1px, transparent 3px
    );
    opacity: 0.35;
}

body::after {
    content: '';
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    background-image:
        linear-gradient(rgba(139,92,246,0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(139,92,246,0.06) 1px, transparent 1px);
    background-size: 34px 34px;
    mask-image: radial-gradient(ellipse at 50% 0%, black 0%, transparent 70%);
}

::selection { background: var(--green); color: #fff; }

a { color: var(--cyan); text-decoration: none; }
a:hover { text-decoration: underline; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; position: relative; z-index: 1; }

/* ==========================================================
   Particules + éclairs globaux — visibles sur TOUTES les pages
   ========================================================== */
.particles {
    position: fixed;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
    z-index: 1;
}

.particle {
    position: absolute;
    border-radius: 50%;
    animation: particleFloat linear infinite;
}

.particle.c-violet {
    background: rgba(139,92,246,0.85);
    box-shadow: 0 0 6px rgba(139,92,246,0.9), 0 0 14px rgba(139,92,246,0.5);
}

.particle.c-cyan {
    background: rgba(34,229,200,0.85);
    box-shadow: 0 0 6px rgba(34,229,200,0.9), 0 0 14px rgba(34,229,200,0.5);
}

.particle.c-pink {
    background: rgba(241,79,160,0.8);
    box-shadow: 0 0 6px rgba(241,79,160,0.85), 0 0 14px rgba(241,79,160,0.45);
}

@keyframes particleFloat {
    0%   { transform: translateY(100vh) translateX(0); opacity: 0; }
    8%   { opacity: 1; }
    92%  { opacity: 1; }
    100% { transform: translateY(-10vh) translateX(var(--drift, 20px)); opacity: 0; }
}

.electric-layer {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 1;
    overflow: hidden;
}

.electric-layer svg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}

.bolt-path {
    fill: none;
    stroke: url(#boltGradientCTF);
    stroke-linecap: round;
    filter: drop-shadow(0 0 8px #a78bfa) drop-shadow(0 0 20px #8B5CF6) drop-shadow(0 0 32px #22E5C8);
    opacity: 0;
}

.bolt-path.strike { animation: boltStrikeCTF 0.6s ease-out forwards; }

@keyframes boltStrikeCTF {
    0%   { opacity: 0; stroke-dashoffset: 480; }
    6%   { opacity: 1; }
    14%  { opacity: 0.25; }
    22%  { opacity: 1; stroke-dashoffset: 0; }
    40%  { opacity: 0.6; }
    55%  { opacity: 1; }
    100% { opacity: 0; stroke-dashoffset: 0; }
}

/* Navbar */
.navbar {
    background: rgba(6,7,10,0.9);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 500;
    backdrop-filter: blur(10px);
}

.navbar .container { display: flex; align-items: center; justify-content: space-between; padding: 0.8rem 20px; flex-wrap: wrap; gap: 0.6rem; }

.brand { display: flex; align-items: center; gap: 0.6rem; font-weight: 700; letter-spacing: 1px; color: var(--green); font-size: 1.05rem; }
.brand .prompt { color: var(--green-dim); }
.brand .cursor { display: inline-block; width: 8px; height: 1.05rem; background: var(--green); animation: blink 1s step-end infinite; }

@keyframes blink { 50% { opacity: 0; } }

.nav-links { display: flex; align-items: center; gap: 0.3rem; list-style: none; flex-wrap: wrap; }
.nav-links a {
    color: var(--text-dim);
    padding: 0.5rem 0.8rem;
    font-size: 0.85rem;
    border: 1px solid transparent;
    text-decoration: none;
    transition: all .15s;
}
.nav-links a:hover, .nav-links a.active {
    color: var(--green);
    border-color: var(--border-strong);
    background: rgba(139,92,246,0.09);
    text-decoration: none;
}
.nav-badge {
    background: var(--green-faint);
    color: var(--green);
    border: 1px solid var(--border-strong);
    padding: 0.15rem 0.5rem;
    font-size: 0.7rem;
    margin-left: 0.4rem;
}

/* ==========================================================
   Buttons — relief, balayage lumineux, et retour au clic
   ========================================================== */
.btn {
    position: relative;
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    padding: 0.65rem 1.3rem;
    border: 1px solid var(--border-strong);
    background: var(--bg-raise);
    color: var(--text);
    cursor: pointer;
    text-decoration: none;
    overflow: hidden;
    isolation: isolate;
    transform: translateZ(0);
    transition: color .2s ease, border-color .2s ease,
                box-shadow .25s ease, transform .16s cubic-bezier(.34,1.56,.64,1),
                background-color .2s ease;
}

/* Balayage lumineux qui traverse le bouton au survol */
.btn::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: -1;
    background: linear-gradient(
        115deg,
        transparent 0%,
        rgba(255,255,255,0.14) 45%,
        rgba(255,255,255,0.22) 50%,
        rgba(255,255,255,0.14) 55%,
        transparent 100%
    );
    transform: translateX(-130%);
    transition: transform .55s cubic-bezier(.22,.61,.36,1);
}
.btn:hover::before, .btn:focus-visible::before { transform: translateX(130%); }

.btn:hover, .btn:focus-visible {
    border-color: var(--green);
    color: var(--green);
    box-shadow: 0 0 16px rgba(139,92,246,0.4), 0 6px 18px rgba(0,0,0,0.35);
    transform: translateY(-2px);
    text-decoration: none;
}
.btn:focus-visible { outline: 1px solid var(--cyan); outline-offset: 2px; }
.btn:active { transform: translateY(0) scale(0.97); transition-duration: .06s; }

.btn-primary { background: var(--green-faint); border-color: var(--green-dim); color: var(--green); }
.btn-primary:hover, .btn-primary:focus-visible {
    background: var(--green-dim);
    color: #04150a;
    border-color: var(--green-dim);
    box-shadow: 0 0 26px rgba(34,229,200,0.6), 0 6px 20px rgba(0,0,0,0.4);
}
.btn-danger { border-color: #6b1f2a; color: var(--red); }
.btn-danger:hover, .btn-danger:focus-visible {
    background: #3a1420;
    border-color: var(--red);
    color: var(--red);
    box-shadow: 0 0 16px rgba(255,77,109,0.4), 0 6px 18px rgba(0,0,0,0.35);
}
.btn-block { display: block; width: 100%; text-align: center; }
.btn-sm { padding: 0.4rem 0.8rem; font-size: 0.78rem; }

/* Onde au clic, posée par main.js */
.btn .ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(255,255,255,0.35);
    transform: scale(0);
    animation: btnRipple .6s ease-out forwards;
    pointer-events: none;
    z-index: -1;
}
@keyframes btnRipple {
    to { transform: scale(2.6); opacity: 0; }
}

/* Les liens de la navbar reçoivent le même retour tactile */
.nav-links a { transition: color .18s, border-color .18s, background .18s, transform .16s cubic-bezier(.34,1.56,.64,1); }
.nav-links a:hover { transform: translateY(-1px); }

/* Onglets de catégorie : mêmes règles d'animation */
.cat-tab { transition: color .18s, border-color .18s, background .18s, transform .16s cubic-bezier(.34,1.56,.64,1); }
.cat-tab:hover { transform: translateY(-2px); }
.cat-tab:active { transform: translateY(0) scale(0.97); }

@media (prefers-reduced-motion: reduce) {
    .btn, .btn::before, .nav-links a, .cat-tab { transition-duration: .01ms !important; }
    .btn:hover, .nav-links a:hover, .cat-tab:hover { transform: none; }
    .btn .ripple { display: none; }
}

/* Panels / terminal window chrome */
.panel {
    background: var(--bg-panel);
    border: 1px solid var(--border);
    position: relative;
}
.panel-header {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.55rem 0.9rem;
    border-bottom: 1px solid var(--border);
    background: var(--bg-raise);
}
.panel-header .dot { width: 9px; height: 9px; border-radius: 50%; }
.dot-red { background: #ff5f56; }
.dot-amber { background: #ffbd2e; }
.dot-green { background: #27c93f; }
.panel-header .title { margin-left: 0.5rem; color: var(--text-dim); font-size: 0.78rem; letter-spacing: 0.5px; }
.panel-body { padding: 1.4rem; }

/* Page layout */
.page { padding: 2.5rem 1rem 4rem; position: relative; z-index: 1; min-height: calc(100vh - 130px); }
.page-header { margin-bottom: 2rem; }
.page-header h1 {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--green);
    text-shadow: 0 0 14px rgba(139,92,246,0.45);
    letter-spacing: 1px;
}
.page-header .subtitle { color: var(--text-dim); margin-top: 0.4rem; font-size: 0.92rem; }
.page-header .subtitle::before { content: '# '; color: var(--green-dim); }

/* Hero (home) */
.hero {
    padding: 5rem 1rem 3.5rem;
    text-align: center;
    position: relative;
    z-index: 1;
    background: radial-gradient(ellipse 80% 60% at 50% 0%, rgba(139,92,246,0.18) 0%, transparent 60%);
}
.hero .ascii-tag {
    font-size: 0.8rem;
    color: var(--green-dim);
    letter-spacing: 2px;
    margin-bottom: 1rem;
}
.hero h1 {
    font-family: var(--font-display);
    font-size: clamp(2.2rem, 6.5vw, 3.8rem);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    background: linear-gradient(135deg, #fff 15%, var(--green) 65%, var(--green-dim) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 26px rgba(139,92,246,0.35);
}
.hero .typed-line { color: var(--text); margin-top: 1rem; font-size: 1.05rem; }
.hero .typed-line .cursor { display:inline-block; width:9px; height:1.1rem; background:var(--green); animation: blink 1s step-end infinite; vertical-align: middle; margin-left: 2px; }
.hero-buttons { display: flex; gap: 1rem; justify-content: center; margin-top: 2rem; flex-wrap: wrap; }

.stats-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px,1fr)); gap: 1rem; max-width: 700px; margin: 2.5rem auto 0; }
.stat-box { border: 1px solid var(--border); padding: 1.1rem; background: var(--bg-panel); }
.stat-box .num { font-size: 1.8rem; color: var(--green); font-weight: 700; }
.stat-box .label { color: var(--text-dim); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 1px; margin-top: 0.3rem; }

.countdown-banner {
    max-width: 700px;
    margin: 2rem auto 0;
    border: 1px solid var(--border-strong);
    background: var(--bg-raise);
    padding: 1rem 1.4rem;
    font-size: 0.9rem;
}
.countdown-banner .status-running { color: var(--green-dim); }
.countdown-banner .status-not_started { color: var(--amber); }
.countdown-banner .status-ended { color: var(--red); }

/* Flash messages */
.flashes { max-width: 900px; margin: 1rem auto 0; padding: 0 1rem; position: relative; z-index: 2; }
.flash {
    border: 1px solid var(--border-strong);
    padding: 0.8rem 1.1rem;
    margin-bottom: 0.6rem;
    font-size: 0.88rem;
    background: var(--bg-panel);
}
.flash::before { font-weight: 700; margin-right: 0.5rem; }
.flash-success { border-color: var(--green-dim); color: var(--green-dim); }
.flash-success::before { content: '[OK]'; }
.flash-danger { border-color: #6b1f2a; color: var(--red); }
.flash-danger::before { content: '[ERR]'; }
.flash-warning { border-color: #6b5320; color: var(--amber); }
.flash-warning::before { content: '[!]'; }
.flash-info { border-color: var(--border-strong); color: var(--cyan); }
.flash-info::before { content: '[i]'; }

/* Forms */
.form-group { margin-bottom: 1.3rem; }
.form-group label {
    display: block;
    margin-bottom: 0.4rem;
    color: var(--text-dim);
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.6px;
}
.form-group label::before { content: '> '; color: var(--green-dim); }
.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="password"],
.form-group input[type="datetime-local"],
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 0.9rem;
    background: var(--bg-raise);
    border: 1px solid var(--border);
    color: var(--text);
    font-family: var(--font-mono);
    font-size: 0.92rem;
    transition: all .15s;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--cyan);
    box-shadow: 0 0 0 1px var(--cyan), 0 0 16px rgba(34,229,200,0.3);
}
.form-group small { display: block; margin-top: 0.4rem; color: var(--text-dim); font-size: 0.78rem; }
.form-group .checkbox-inline { display: flex; align-items: center; gap: 0.5rem; }
.form-group .checkbox-inline input { width: auto; }
.form-errors { color: var(--red); font-size: 0.78rem; margin-top: 0.35rem; }
.field-hint { color: var(--text-dim); font-size: 0.75rem; margin-top: 0.3rem; }

.auth-wrap { max-width: 460px; margin: 3rem auto; }
.auth-wrap .switch-link { text-align: center; margin-top: 1rem; font-size: 0.85rem; color: var(--text-dim); }

/* Category tabs / challenge grid */
.cat-tabs { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 1.8rem; }
.cat-tab {
    padding: 0.5rem 1rem;
    border: 1px solid var(--border);
    color: var(--text-dim);
    font-size: 0.82rem;
    cursor: pointer;
    background: var(--bg-panel);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.cat-tab:hover { color: var(--green); border-color: var(--border-strong); }
.cat-tab.active { color: var(--green-dim); border-color: var(--green-dim); background: rgba(34,229,200,0.08); }

.chall-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 1rem; }
.chall-card {
    border: 1px solid var(--border);
    background: var(--bg-panel);
    padding: 1.2rem;
    transition: all .18s;
    position: relative;
    cursor: pointer;
}
.chall-card:hover { border-color: var(--green); transform: translateY(-3px); box-shadow: 0 0 20px rgba(139,92,246,0.2); }
.chall-card.solved { border-color: var(--green-dim); background: linear-gradient(180deg, rgba(34,229,200,0.08), transparent); }
.chall-card .cat-label { font-size: 0.68rem; color: var(--text-dim); text-transform: uppercase; letter-spacing: 1px; }
.chall-card h3 { margin: 0.5rem 0 0.6rem; font-size: 1.05rem; color: var(--text); }
.chall-card .points { color: var(--green); font-weight: 700; font-size: 0.95rem; }
.chall-card .solved-badge { position: absolute; top: 0.8rem; right: 0.8rem; color: var(--green-dim); font-size: 1.1rem; }

.cat-group { margin-bottom: 2.4rem; }
.cat-group h2 { font-size: 1rem; color: var(--text-dim); text-transform: uppercase; letter-spacing: 2px; margin-bottom: 1rem; border-bottom: 1px dashed var(--border); padding-bottom: 0.5rem; }

/* Challenge detail */
.chall-detail-head { display: flex; justify-content: space-between; align-items: flex-start; flex-wrap: wrap; gap: 1rem; margin-bottom: 1.2rem; }
.chall-detail-head .points-badge { border: 1px solid var(--green-dim); color: var(--green-dim); padding: 0.4rem 0.9rem; font-size: 0.95rem; white-space: nowrap; }
.chall-description { color: var(--text); line-height: 1.8; white-space: pre-wrap; margin-bottom: 1.5rem; }
.chall-file { display: inline-flex; align-items: center; gap: 0.5rem; margin-bottom: 1.5rem; }

.flag-form { display: flex; gap: 0.6rem; flex-wrap: wrap; }
.flag-form input[type="text"] { flex: 1; min-width: 220px; }

.solved-banner { border: 1px solid var(--green-dim); background: rgba(34,229,200,0.08); color: var(--green-dim); padding: 0.9rem 1.1rem; margin-bottom: 1.2rem; }
.gate-banner { border: 1px solid #6b5320; background: rgba(255,184,77,0.06); color: var(--amber); padding: 0.9rem 1.1rem; margin-bottom: 1.2rem; }

.hints-section { margin-top: 2rem; border-top: 1px solid var(--border); padding-top: 1.4rem; }
.hints-section h3 { font-size: 0.85rem; text-transform: uppercase; letter-spacing: 1px; color: var(--text-dim); margin-bottom: 1rem; }
.hint-box { border: 1px solid var(--border); padding: 0.9rem 1.1rem; margin-bottom: 0.7rem; display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap; }
.hint-box .hint-content { color: var(--text); font-size: 0.9rem; flex: 1; }
.hint-box .hint-locked { color: var(--text-dim); font-size: 0.85rem; }
.hint-cost { color: var(--amber); font-size: 0.8rem; white-space: nowrap; }

/* Difficulty badges + first blood */
.diff-easy { color: var(--green-dim); }
.diff-medium { color: var(--amber); }
.diff-hard { color: #ff8a5c; }
.diff-insane { color: var(--red); }
.first-blood { margin-top: 0.5rem; font-size: 0.8rem; color: var(--pink); }

/* Scoreboard */
.chart-section {
    margin-bottom: 1.5rem;
    background: var(--bg-panel);
    border: 1px solid var(--border);
    border-radius: 4px;
    overflow: hidden;
}
.chart-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.7rem 1.2rem;
    border-bottom: 1px solid var(--border);
    background: var(--bg-raise);
}
.chart-header h3 {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-dim);
    margin: 0;
}
.chart-toggle {
    background: transparent;
    border: 1px solid var(--border-strong);
    color: var(--text-dim);
    font-size: 0.72rem;
    padding: 0.25rem 0.7rem;
    border-radius: 3px;
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: background 0.15s, color 0.15s;
}
.chart-toggle:hover { background: rgba(139,92,246,0.15); color: var(--text); }
.chart-container {
    padding: 1rem 1.2rem 1.2rem;
    height: 240px;
    transition: height 0.2s ease;
}
.chart-container.is-collapsed {
    height: 0;
    padding-top: 0;
    padding-bottom: 0;
    overflow: hidden;
}
@media (max-width: 640px) {
    .chart-container { height: 180px; }
}
.scoreboard-table { width: 100%; border-collapse: collapse; border: 1px solid var(--border); }
.scoreboard-table th, .scoreboard-table td { padding: 0.8rem 1rem; text-align: left; border-bottom: 1px solid var(--border); font-size: 0.9rem; }
.scoreboard-table th { color: var(--text-dim); text-transform: uppercase; font-size: 0.72rem; letter-spacing: 1px; background: var(--bg-raise); }
.scoreboard-table tr:hover td { background: rgba(139,92,246,0.06); }
.scoreboard-table .clickable-row { cursor: pointer; }
.scoreboard-table .clickable-row:hover td { background: rgba(139,92,246,0.1); }
.rank-1 td:first-child { color: #ffd75e; font-weight: 700; }
.rank-2 td:first-child { color: #d7d7e0; font-weight: 700; }
.rank-3 td:first-child { color: #d99a5b; font-weight: 700; }
.live-dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--green-dim); box-shadow: 0 0 8px var(--green-dim); animation: livepulse 1.4s ease-in-out infinite; margin-right: 0.5rem; }
@keyframes livepulse { 0%,100% { opacity: 1; } 50% { opacity: 0.35; } }
.type-tag { font-size: 0.68rem; padding: 0.15rem 0.4rem; border: 1px solid var(--border-strong); color: var(--text-dim); text-transform: uppercase; }

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
}

.modal-content {
    background-color: var(--bg-panel);
    margin: 5% auto;
    padding: 0;
    border: 1px solid var(--border);
    border-radius: 8px;
    width: 90%;
    max-width: 800px;
    max-height: 80vh;
    overflow-y: auto;
    position: relative;
    z-index: 1001;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.2rem 1.5rem;
    border-bottom: 1px solid var(--border);
    background: var(--bg-raise);
}

.modal-header h2 {
    margin: 0;
    color: var(--green);
    font-family: var(--font-display);
    font-size: 1.3rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.close {
    color: var(--text-dim);
    font-size: 2rem;
    font-weight: bold;
    cursor: pointer;
    line-height: 1;
    transition: color 0.15s;
}

.close:hover {
    color: var(--red);
}

.modal-body {
    padding: 1.5rem;
}

.team-info {
    margin-bottom: 1.5rem;
    padding: 1rem;
    background: var(--bg-raise);
    border: 1px solid var(--border);
    border-radius: 4px;
}

.team-score {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.score-label {
    color: var(--text-dim);
    font-size: 0.9rem;
}

.score-value {
    color: var(--green-dim);
    font-size: 1.5rem;
    font-weight: 700;
}

.modal-body h3 {
    color: var(--text);
    font-family: var(--font-display);
    font-size: 1.1rem;
    margin: 1.5rem 0 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.members-table, .solves-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 1rem;
}

.members-table th, .members-table td,
.solves-table th, .solves-table td {
    padding: 0.6rem 0.8rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
    font-size: 0.85rem;
}

.members-table th, .solves-table th {
    background: var(--bg-raise);
    color: var(--text-dim);
    text-transform: uppercase;
    font-size: 0.7rem;
    letter-spacing: 0.5px;
}

/* Admin */
.admin-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px,1fr)); gap: 1rem; margin-bottom: 2rem; }
.admin-nav { display: flex; gap: 0.5rem; flex-wrap: wrap; margin-bottom: 1.6rem; }
.data-table { width: 100%; border-collapse: collapse; border: 1px solid var(--border); font-size: 0.87rem; }
.data-table th, .data-table td { padding: 0.65rem 0.85rem; border-bottom: 1px solid var(--border); text-align: left; }
.data-table th { background: var(--bg-raise); color: var(--text-dim); text-transform: uppercase; font-size: 0.7rem; letter-spacing: 0.6px; }
.badge { font-size: 0.68rem; padding: 0.18rem 0.5rem; border: 1px solid var(--border-strong); }
.badge-admin { color: var(--amber); border-color: #6b5320; }
.badge-banned { color: var(--red); border-color: #6b1f2a; }
.badge-active { color: var(--green-dim); border-color: var(--green-dim); }
.badge-inactive { color: var(--text-dim); }
.table-actions { display: flex; gap: 0.4rem; flex-wrap: wrap; }
.inline-form { display: inline; }

/* Footer */
.footer { border-top: 1px solid var(--border); padding: 1.6rem 1rem; text-align: center; color: var(--text-dim); font-size: 0.8rem; position: relative; z-index: 1; }
.footer .footer-nav { margin-bottom: 0.6rem; }
.footer .footer-nav a { color: var(--text-dim); margin: 0 0.5rem; }
.footer .footer-nav a:hover { color: var(--green); }

/* Floating Timer Sphere */
.floating-timer {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 1000;
    opacity: 0.9;
    transition: opacity 0.3s ease;
}

/* Large Countdown Banner for Registration Page */
.countdown-banner-large {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.2), rgba(236, 72, 153, 0.15));
    border: 2px solid rgba(139, 92, 246, 0.5);
    border-radius: 12px;
    padding: 1.5rem 2rem;
    margin-bottom: 2rem;
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 20px rgba(139, 92, 246, 0.3);
    animation: glow 2s ease-in-out infinite;
}

@keyframes glow {
    0%, 100% {
        box-shadow: 0 4px 20px rgba(139, 92, 246, 0.3);
        border-color: rgba(139, 92, 246, 0.5);
    }
    50% {
        box-shadow: 0 4px 30px rgba(139, 92, 246, 0.5);
        border-color: rgba(139, 92, 246, 0.7);
    }
}

.countdown-content {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.countdown-icon {
    font-size: 2.5rem;
    animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

.countdown-text {
    flex: 1;
}

.countdown-title {
    font-size: 1.1rem;
    font-weight: bold;
    color: var(--green);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.countdown-timer {
    font-size: 1.5rem;
    font-weight: bold;
    color: #fff;
    font-family: var(--font-display);
    text-shadow: 0 0 10px rgba(139, 92, 246, 0.8);
}

.floating-timer:hover {
    opacity: 1;
}

.timer-sphere {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.3), rgba(236, 72, 153, 0.2));
    backdrop-filter: blur(10px);
    border: 1px solid rgba(139, 92, 246, 0.4);
    border-radius: 50%;
    width: 80px;
    height: 80px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(139, 92, 246, 0.3),
                inset 0 0 20px rgba(139, 92, 246, 0.1);
    animation: pulse 2s ease-in-out infinite;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.timer-sphere:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(139, 92, 246, 0.5),
                inset 0 0 30px rgba(139, 92, 246, 0.2);
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 4px 20px rgba(139, 92, 246, 0.3),
                    inset 0 0 20px rgba(139, 92, 246, 0.1);
    }
    50% {
        box-shadow: 0 4px 30px rgba(139, 92, 246, 0.5),
                    inset 0 0 30px rgba(139, 92, 246, 0.2);
    }
}

.timer-icon {
    font-size: 1.2rem;
    margin-bottom: 0.2rem;
}

.timer-content {
    text-align: center;
}

.timer-label {
    font-size: 0.6rem;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.timer-countdown {
    font-size: 0.85rem;
    font-weight: bold;
    color: var(--green);
    font-family: var(--font-display);
}

/* Hide floating timer on mobile to avoid obstruction */
@media (max-width: 768px) {
    .floating-timer {
        bottom: 1rem;
        right: 1rem;
    }
    
    .timer-sphere {
        width: 60px;
        height: 60px;
    }
    
    .timer-icon {
        font-size: 1rem;
    }
    
    .timer-label {
        font-size: 0.5rem;
    }
    
    .timer-countdown {
        font-size: 0.7rem;
    }
}

/* Error pages */
.error-page { text-align: center; padding: 6rem 1rem; }
.error-page .code {
    font-family: var(--font-display);
    font-size: 5.5rem;
    font-weight: 700;
    color: var(--green);
    text-shadow: 0 0 24px rgba(139,92,246,0.5);
}
.error-page p { color: var(--text-dim); margin-top: 0.6rem; }

/* Responsive */
@media (max-width: 768px) {
    .navbar .container { flex-direction: column; align-items: flex-start; }
    .flag-form { flex-direction: column; }
    .chall-detail-head { flex-direction: column; }
}

::-webkit-scrollbar { width: 9px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border-strong); }
::-webkit-scrollbar-thumb:hover { background: var(--green); }

/* ==========================================================
   Ajouts : challenge résolu grisé, notifications, page équipe
   ========================================================== */

/* Challenge résolu = grisé (l'équipe voit qu'il est déjà fait) */
.chall-card.solved {
    opacity: 0.5;
    filter: grayscale(0.7);
    background: var(--bg-raise);
    border-color: var(--border);
}
.chall-card.solved:hover {
    opacity: 0.85;
    transform: none;
    box-shadow: none;
    border-color: var(--border-strong);
}
.chall-card.solved .points { color: var(--text-dim); }
.chall-card.solved .solved-badge { opacity: 1; }
.chall-card .solved-by {
    margin-top: 0.55rem;
    font-size: 0.68rem;
    color: var(--green-dim);
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

/* Cloche de notifications dans la navbar */
.notif-wrap { position: relative; display: flex; align-items: center; }
.notif-bell {
    position: relative;
    background: var(--bg-raise);
    border: 1px solid var(--border-strong);
    color: var(--text-dim);
    font-size: 0.9rem;
    padding: 0.4rem 0.6rem;
    cursor: pointer;
    font-family: var(--font-mono);
    transition: all .15s;
}
.notif-bell:hover,
.notif-bell.has-unread { color: var(--green); border-color: var(--green); box-shadow: 0 0 12px rgba(139,92,246,0.3); }
.notif-count {
    position: absolute;
    top: -7px;
    right: -7px;
    background: var(--pink);
    color: #fff;
    font-size: 0.62rem;
    line-height: 1;
    padding: 0.16rem 0.32rem;
    border-radius: 8px;
}
.notif-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    width: 320px;
    max-width: 84vw;
    background: var(--bg-panel);
    border: 1px solid var(--border-strong);
    z-index: 600;
    box-shadow: 0 12px 40px rgba(0,0,0,0.6);
}
.notif-dropdown-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.6rem 0.9rem;
    border-bottom: 1px solid var(--border);
    background: var(--bg-raise);
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-dim);
}
.notif-mark {
    background: transparent;
    border: 1px solid var(--border-strong);
    color: var(--text-dim);
    font-size: 0.62rem;
    padding: 0.2rem 0.5rem;
    cursor: pointer;
    text-transform: uppercase;
    font-family: var(--font-mono);
}
.notif-mark:hover { color: var(--green); border-color: var(--green); }
.notif-list { max-height: 320px; overflow-y: auto; }
.notif-item { padding: 0.7rem 0.9rem; border-bottom: 1px solid var(--border); }
.notif-item.is-new { background: rgba(139,92,246,0.09); border-left: 2px solid var(--green); }
.notif-item-title { color: var(--text); font-size: 0.84rem; font-weight: 700; }
.notif-item-body { color: var(--text-dim); font-size: 0.78rem; margin-top: 0.2rem; white-space: pre-wrap; }
.notif-item-meta { color: var(--text-dim); font-size: 0.64rem; margin-top: 0.35rem; text-transform: uppercase; letter-spacing: 0.5px; }
.notif-empty { padding: 1rem; color: var(--text-dim); font-size: 0.8rem; text-align: center; }
.notif-all {
    display: block;
    text-align: center;
    padding: 0.55rem;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-top: 1px solid var(--border);
}
.notif-inbox .notif-item { border: 1px solid var(--border); margin-bottom: 0.7rem; }

/* Page équipe */
.team-layout { display: grid; gap: 1.4rem; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.team-meta { display: flex; flex-wrap: wrap; gap: 1.6rem; }
.team-meta .kv { font-size: 0.9rem; color: var(--text); }
.team-meta .kv span {
    color: var(--text-dim);
    text-transform: uppercase;
    font-size: 0.66rem;
    letter-spacing: 1px;
    display: block;
    margin-bottom: 0.2rem;
}
.invite-code {
    font-family: var(--font-mono);
    background: var(--bg-raise);
    border: 1px dashed var(--border-strong);
    padding: 0.5rem 0.8rem;
    color: var(--green-dim);
    word-break: break-all;
    margin-top: 0.3rem;
}
button.btn:disabled { opacity: 0.45; cursor: not-allowed; }
button.btn:disabled:hover { border-color: var(--border-strong); color: var(--text); box-shadow: none; }

/* ==========================================================
   Choix d'équipe : deux grandes cartes centrées, puis le formulaire
   ========================================================== */
.team-stage {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 48vh;
    text-align: center;
    padding: 1rem 0 2rem;
}
.team-stage.is-entering { animation: stageIn .34s cubic-bezier(.22,.61,.36,1) both; }
.team-stage.is-leaving { animation: stageOut .18s ease-in both; }

@keyframes stageIn {
    from { opacity: 0; transform: translateY(14px); }
    to   { opacity: 1; transform: none; }
}
@keyframes stageOut {
    from { opacity: 1; transform: none; }
    to   { opacity: 0; transform: translateY(-10px) scale(0.98); }
}

.team-stage-lead {
    font-family: var(--font-display);
    font-size: 1.15rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--text-dim);
    margin-bottom: 1.8rem;
}
.team-stage-link {
    margin-top: 1.8rem;
    font-size: 0.82rem;
    color: var(--text-dim);
    border-bottom: 1px dashed var(--border-strong);
    padding-bottom: 2px;
    transition: color .2s;
}
.team-stage-link:hover { color: var(--green-dim); text-decoration: none; }

.team-choice {
    display: grid;
    gap: 1.6rem;
    grid-template-columns: repeat(auto-fit, minmax(268px, 340px));
    justify-content: center;
    width: 100%;
}

.team-choice-card {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.7rem;
    text-align: center;
    padding: 2.4rem 1.7rem 2rem;
    background: var(--bg-panel);
    border: 1px solid var(--border);
    color: var(--text);
    font-family: var(--font-mono);
    cursor: pointer;
    overflow: hidden;
    isolation: isolate;
    animation: cardIn .5s cubic-bezier(.22,.61,.36,1) both;
    animation-delay: calc(var(--i, 0) * 110ms);
    transition: border-color .25s ease, transform .3s cubic-bezier(.34,1.56,.64,1),
                box-shadow .3s ease;
}
@keyframes cardIn {
    from { opacity: 0; transform: translateY(26px) scale(0.96); }
    to   { opacity: 1; transform: none; }
}

/* Halo qui suit le curseur (coordonnées posées par le JS) */
.team-choice-glow {
    position: absolute;
    inset: 0;
    z-index: -1;
    opacity: 0;
    background: radial-gradient(
        320px circle at var(--mx, 50%) var(--my, 50%),
        rgba(139,92,246,0.22),
        transparent 62%
    );
    transition: opacity .3s ease;
}
.team-choice-card:hover .team-choice-glow { opacity: 1; }

/* Liseré animé en haut de la carte */
.team-choice-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--green-dim), var(--green), var(--pink));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform .4s cubic-bezier(.22,.61,.36,1);
}
.team-choice-card:hover::before,
.team-choice-card:focus-visible::before { transform: scaleX(1); }

.team-choice-card:hover,
.team-choice-card:focus-visible {
    border-color: var(--green);
    transform: translateY(-8px);
    box-shadow: 0 18px 44px rgba(0,0,0,0.5), 0 0 30px rgba(139,92,246,0.28);
    outline: none;
}
.team-choice-card:active { transform: translateY(-2px) scale(0.985); }

.team-choice-ico {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 62px;
    height: 62px;
    border-radius: 50%;
    font-size: 1.7rem;
    color: var(--green-dim);
    background: var(--green-faint);
    border: 1px solid var(--border-strong);
    transition: transform .4s cubic-bezier(.34,1.56,.64,1),
                box-shadow .3s ease, color .3s ease;
}
.team-choice-card:hover .team-choice-ico {
    transform: scale(1.12) rotate(-8deg);
    color: var(--cyan);
    box-shadow: 0 0 26px rgba(34,229,200,0.45);
}

.team-choice-title {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--green);
    margin-top: 0.3rem;
}
.team-choice-desc { font-size: 0.82rem; color: var(--text-dim); line-height: 1.6; }
.team-choice-cta {
    margin-top: 0.6rem;
    font-size: 0.74rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--cyan);
    opacity: 0;
    transform: translateY(6px);
    transition: opacity .3s ease, transform .3s ease;
}
.team-choice-cta i { font-style: normal; display: inline-block; transition: transform .3s ease; }
.team-choice-card:hover .team-choice-cta { opacity: 1; transform: none; }
.team-choice-card:hover .team-choice-cta i { transform: translateX(5px); }

.team-form-panel { max-width: 540px; margin: 0 auto; }
.team-form-panel.is-entering { animation: panelIn .34s cubic-bezier(.22,.61,.36,1) both; }
@keyframes panelIn {
    from { opacity: 0; transform: translateY(18px) scale(0.98); }
    to   { opacity: 1; transform: none; }
}

.form-title {
    color: var(--green);
    font-size: 1.1rem;
    margin-bottom: 1.3rem;
}
.form-actions { display: flex; gap: 0.7rem; flex-wrap: wrap; margin-top: 0.4rem; }
.team-or {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    margin: 0.4rem 0 1.3rem;
    color: var(--text-dim);
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}
.team-or::before, .team-or::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border);
}

.invite-row { display: flex; gap: 0.6rem; align-items: stretch; flex-wrap: wrap; }
.invite-row .invite-code { flex: 1; margin-top: 0; }

.empty-ico { font-size: 3rem; margin-bottom: 0.6rem; }

@media (prefers-reduced-motion: reduce) {
    .team-choice-card, .team-stage, .team-form-panel { animation: none !important; }
    .team-choice-card:hover { transform: none; }
}

/* ==========================================================
   Préférences de notification + rôles + scoring dynamique
   ========================================================== */
.notif-prefs {
    display: flex;
    align-items: center;
    gap: 1.4rem;
    flex-wrap: wrap;
    margin-bottom: 1.2rem;
    padding: 0.8rem 1.1rem;
    border: 1px solid var(--border);
    background: var(--bg-panel);
}
.notif-toggle {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    color: var(--text-dim);
    cursor: pointer;
}
.notif-toggle input { accent-color: var(--green); cursor: pointer; }

.badge-author { color: var(--cyan); border-color: var(--cyan); }

.dyn-tag {
    font-size: 0.58rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--cyan);
    border: 1px solid var(--cyan);
    padding: 0.05rem 0.3rem;
    margin-left: 0.3rem;
    vertical-align: middle;
}
.dyn-banner {
    border: 1px solid var(--border-strong);
    background: rgba(34,229,200,0.06);
    color: var(--cyan);
    padding: 0.8rem 1.1rem;
    margin-bottom: 1.2rem;
    font-size: 0.82rem;
    line-height: 1.6;
}

.scoring-fields[hidden] { display: none; }
.dyn-preview {
    border: 1px dashed var(--border-strong);
    background: var(--bg-raise);
    padding: 0.9rem 1rem;
    margin-bottom: 1.3rem;
}
.dyn-preview-title {
    font-size: 0.68rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-dim);
    margin-bottom: 0.7rem;
}
.dyn-preview-empty { font-size: 0.78rem; color: var(--text-dim); }
.dyn-preview-row { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.dyn-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 56px;
    padding: 0.4rem 0.5rem;
    border: 1px solid var(--border);
    background: var(--bg-panel);
}
.dyn-step b { color: var(--green); font-size: 0.9rem; }
.dyn-step span { color: var(--text-dim); font-size: 0.6rem; margin-top: 0.15rem; }

/* ==========================================================
   Annuaire : onglets, barre de recherche, cartes
   ========================================================== */
.seg-tabs {
    display: inline-flex;
    border: 1px solid var(--border);
    background: var(--bg-panel);
    margin-bottom: 1.4rem;
    overflow: hidden;
}
.seg-tab {
    padding: 0.6rem 1.5rem;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-dim);
    position: relative;
    transition: color .2s, background .2s;
}
.seg-tab:hover { color: var(--green); background: rgba(139,92,246,0.08); text-decoration: none; }
.seg-tab.is-active { color: var(--green-dim); background: rgba(34,229,200,0.09); }
.seg-tab.is-active::after {
    content: '';
    position: absolute;
    left: 0; right: 0; bottom: 0;
    height: 2px;
    background: var(--green-dim);
    animation: segIn .3s cubic-bezier(.22,.61,.36,1) both;
}
@keyframes segIn { from { transform: scaleX(0); } to { transform: scaleX(1); } }

.search-bar { display: flex; gap: 0.6rem; flex-wrap: wrap; margin-bottom: 1.2rem; }
.search-bar input[type="search"] {
    flex: 1;
    min-width: 220px;
    padding: 0.75rem 0.9rem;
    background: var(--bg-raise);
    border: 1px solid var(--border);
    color: var(--text);
    font-family: var(--font-mono);
    font-size: 0.92rem;
    transition: border-color .2s, box-shadow .2s;
}
.search-bar input[type="search"]:focus {
    outline: none;
    border-color: var(--cyan);
    box-shadow: 0 0 0 1px var(--cyan), 0 0 16px rgba(34,229,200,0.3);
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(268px, 1fr));
    gap: 1rem;
}

.dir-card {
    border: 1px solid var(--border);
    background: var(--bg-panel);
    padding: 1.2rem;
    transition: border-color .25s, transform .3s cubic-bezier(.34,1.56,.64,1), box-shadow .3s;
}
.dir-card:hover {
    border-color: var(--green);
    transform: translateY(-4px);
    box-shadow: 0 14px 34px rgba(0,0,0,0.42), 0 0 22px rgba(139,92,246,0.2);
}
.dir-card.is-mine { border-color: var(--green-dim); background: linear-gradient(180deg, rgba(34,229,200,0.07), transparent); }

.dir-card-head { display: flex; align-items: center; gap: 0.8rem; margin-bottom: 0.9rem; }
.dir-avatar {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    flex-shrink: 0;
    border-radius: 50%;
    background: var(--green-faint);
    border: 1px solid var(--border-strong);
    color: var(--green);
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 700;
}
.dir-avatar-team { color: var(--cyan); }
.dir-name { color: var(--text); font-size: 0.98rem; font-weight: 700; }
.dir-sub { color: var(--text-dim); font-size: 0.72rem; margin-top: 0.25rem; }

.dir-meta { display: flex; flex-wrap: wrap; gap: 1.1rem; }
.dir-meta .kv { font-size: 0.85rem; color: var(--text); }
.dir-meta .kv span {
    display: block;
    color: var(--text-dim);
    text-transform: uppercase;
    font-size: 0.62rem;
    letter-spacing: 1px;
    margin-bottom: 0.15rem;
}
.dir-flag {
    margin-top: 0.8rem;
    font-size: 0.68rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--red);
}

.empty-state {
    grid-column: 1 / -1;
    padding: 3rem 1rem;
    text-align: center;
    color: var(--text-dim);
    border: 1px dashed var(--border-strong);
    background: var(--bg-panel);
}

/* Entrée en cascade des cartes */
.reveal { animation: cardIn .45s cubic-bezier(.22,.61,.36,1) both; animation-delay: calc(var(--i, 0) * 45ms); }

/* Bandeau "vue organisation" sur les challenges */
.staff-banner {
    border: 1px solid var(--border-strong);
    background: rgba(139,92,246,0.08);
    color: var(--green);
    padding: 0.9rem 1.1rem;
    margin-bottom: 1.2rem;
    font-size: 0.85rem;
}

@media (prefers-reduced-motion: reduce) {
    .reveal, .seg-tab.is-active::after { animation: none !important; }
    .dir-card:hover { transform: none; }
}

/* ==========================================================
   Animation "BOOOMM · FLAG TROUVÉ"
   ========================================================== */
.fx-overlay {
    position: fixed;
    inset: 0;
    z-index: 5000;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: radial-gradient(circle at 50% 50%, rgba(139,92,246,0.28), rgba(6,7,10,0.82) 70%);
    animation: fxOverlayIn .18s ease-out both;
    cursor: pointer;
}
.fx-overlay.fx-out { animation: fxOverlayOut .4s ease-in forwards; }

@keyframes fxOverlayIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes fxOverlayOut { to { opacity: 0; visibility: hidden; } }

/* Flash blanc initial */
.fx-flash {
    position: absolute;
    width: 40vmax;
    height: 40vmax;
    border-radius: 50%;
    background: radial-gradient(circle, #fff 0%, rgba(255,255,255,0.6) 30%, transparent 70%);
    animation: fxFlash .5s ease-out forwards;
}
@keyframes fxFlash {
    0%   { transform: scale(0); opacity: 1; }
    60%  { opacity: 0.9; }
    100% { transform: scale(3.4); opacity: 0; }
}

/* Ondes de choc */
.fx-ring {
    position: absolute;
    width: 40px;
    height: 40px;
    border: 3px solid var(--green-dim);
    border-radius: 50%;
    box-shadow: 0 0 30px var(--green-dim), inset 0 0 20px var(--green-dim);
    animation: fxRing .95s cubic-bezier(.16,.84,.44,1) forwards;
}
.fx-ring-2 { border-color: var(--pink); box-shadow: 0 0 30px var(--pink); animation-delay: .1s; }
@keyframes fxRing {
    0%   { transform: scale(0.2); opacity: 1; }
    100% { transform: scale(26); opacity: 0; }
}

/* Bloc central */
.fx-core {
    position: relative;
    text-align: center;
    animation: fxCoreIn .6s cubic-bezier(.18,1.5,.5,1) both;
    padding: 1rem 2rem;
}
@keyframes fxCoreIn {
    0%   { transform: scale(0) rotate(-12deg); opacity: 0; }
    60%  { transform: scale(1.12) rotate(3deg); opacity: 1; }
    100% { transform: scale(1) rotate(0); opacity: 1; }
}

.fx-boom {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(3.5rem, 15vw, 9rem);
    line-height: 0.9;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: #fff;
    text-shadow:
        0 0 18px var(--green),
        0 0 40px var(--green-dim),
        0 6px 0 #5b3fb0,
        0 10px 30px rgba(0,0,0,0.5);
    animation: fxBoomPulse .5s ease-in-out 2 alternate;
}
.fx-boom span { color: var(--pink); }
@keyframes fxBoomPulse {
    from { transform: scale(1); }
    to   { transform: scale(1.06); }
}

.fx-flag {
    margin-top: 0.6rem;
    font-family: var(--font-display);
    font-size: clamp(1.1rem, 4vw, 2rem);
    font-weight: 700;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: var(--green-dim);
    text-shadow: 0 0 16px rgba(34,229,200,0.7);
}

.fx-meta {
    margin-top: 1rem;
    display: flex;
    gap: 0.7rem;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
}
.fx-meta span {
    border: 1px solid var(--border-strong);
    background: rgba(6,7,10,0.7);
    padding: 0.35rem 0.9rem;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}
.fx-user { color: #fff; border-color: var(--green) !important; }
.fx-points { color: var(--green-dim); border-color: var(--green-dim) !important; }
.fx-firstblood {
    color: var(--pink);
    border-color: var(--pink) !important;
    animation: fxBlink .5s step-end infinite;
}
@keyframes fxBlink { 50% { opacity: 0.35; } }

.fx-chall {
    margin-top: 0.8rem;
    color: var(--text-dim);
    font-size: 0.85rem;
    font-family: var(--font-mono);
}

/* Éclats projetés */
.fx-shard {
    position: absolute;
    top: 50%;
    left: 50%;
    border-radius: 2px;
    box-shadow: 0 0 12px currentColor;
    animation: fxShard 1s cubic-bezier(.15,.7,.4,1) forwards;
    animation-delay: var(--delay, 0s);
}
@keyframes fxShard {
    0% {
        transform: translate(-50%, -50%) rotate(0) scale(1);
        opacity: 1;
    }
    100% {
        transform:
            translate(calc(-50% + var(--dx)), calc(-50% + var(--dy) + 60px))
            rotate(var(--rot)) scale(0.4);
        opacity: 0;
    }
}

/* Secousse de l'écran */
.fx-shake { animation: fxShake .6s cubic-bezier(.36,.07,.19,.97); }
@keyframes fxShake {
    10%, 90% { transform: translate(-2px, 1px); }
    20%, 80% { transform: translate(4px, -2px); }
    30%, 50%, 70% { transform: translate(-7px, 3px); }
    40%, 60% { transform: translate(7px, -3px); }
}

@media (prefers-reduced-motion: reduce) {
    .fx-flash, .fx-ring, .fx-shard { display: none; }
    .fx-core { animation: fxOverlayIn .2s ease-out both; }
    .fx-boom { animation: none; }
}