/* ==========================================================
   Jeu des allumettes : style.css
   Thème : Cyberpunk 2077 (jaune néon, cyan, rouge, coins coupés)
   ========================================================== */

@import url("https://fonts.googleapis.com/css2?family=Orbitron:wght@700;900&family=Rajdhani:wght@500;600;700&display=swap");

:root {
    --bg: #050507;
    --panel: #0c0c12;
    --line: #2b2b38;
    --ink: #e9f7f9;
    --ink-soft: #7f8fa0;
    --yellow: #fcee0a;
    --cyan: #00f0ff;
    --red: #ff003c;
    --cut: 18px;
    --font: "Rajdhani", "Segoe UI", system-ui, sans-serif;
    --font-display: "Orbitron", "Rajdhani", sans-serif;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    -webkit-text-size-adjust: 100%;
}

body {
    margin: 0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    font-family: var(--font);
    font-size: 1.15rem;
    font-weight: 500;
    line-height: 1.4;
    color: var(--ink);
    background:
        linear-gradient(rgba(0, 240, 255, 0.05) 1px, transparent 1px) 0 0 / 44px 44px,
        linear-gradient(90deg, rgba(0, 240, 255, 0.05) 1px, transparent 1px) 0 0 / 44px 44px,
        radial-gradient(ellipse at 50% 0%, rgba(255, 0, 60, 0.18), transparent 55%),
        var(--bg);
    background-attachment: fixed;
}

/* lignes de balayage type écran CRT */
body::after {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 10;
    background: repeating-linear-gradient(
        0deg,
        rgba(0, 0, 0, 0.22) 0 1px,
        transparent 1px 3px
    );
}

/* ---------- En-tête ---------- */

header {
    padding: 2.5rem 1.25rem 1rem;
    text-align: center;
}

h1 {
    display: inline-block;
    margin: 0;
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 5.5vw, 2.8rem);
    font-weight: 900;
    line-height: 1.1;
    text-transform: uppercase;
    color: var(--yellow);
    text-shadow: 2px 0 var(--red), -2px 0 var(--cyan);
    animation: glitch 6s infinite steps(1);
}

#idjoueur {
    display: inline-block;
    margin-left: 0.25em;
    padding: 0 0.35em;
    background: var(--yellow);
    color: #000;
    text-shadow: none;
    clip-path: polygon(0 0, 100% 0, 100% 70%, 78% 100%, 0 100%);
}

@keyframes glitch {
    0%, 92%, 100% { transform: none; text-shadow: 2px 0 var(--red), -2px 0 var(--cyan); }
    93% { transform: translate(-3px, 1px) skewX(-6deg); text-shadow: 5px 0 var(--red), -5px 0 var(--cyan); }
    95% { transform: translate(3px, -1px) skewX(5deg); text-shadow: -5px 0 var(--red), 5px 0 var(--cyan); }
    97% { transform: translate(-1px, 0); }
}

/* ---------- Mise en page ---------- */

main {
    flex: 1;
    width: 100%;
    max-width: 780px;
    margin: 0 auto;
    padding: 1rem 1.25rem 2rem;
    display: grid;
    gap: 1.5rem;
}

section {
    position: relative;
    padding: 1.5rem;
    background: var(--panel);
    border: 1px solid var(--line);
    border-top: 3px solid var(--yellow);
    border-left: 3px solid var(--yellow);
    clip-path: polygon(
        0 0,
        calc(100% - var(--cut)) 0,
        100% var(--cut),
        100% 100%,
        var(--cut) 100%,
        0 calc(100% - var(--cut))
    );
}

h2 {
    margin: 0 0 1rem;
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--cyan);
}

h2::before {
    content: "// ";
    color: var(--red);
}

/* ---------- Les allumettes ---------- */

#matches_container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: flex-end;
    gap: clamp(8px, 2.2vw, 16px);
    min-height: 170px;
    padding: 2rem 1rem 1.5rem;
    background:
        linear-gradient(180deg, transparent 60%, rgba(0, 240, 255, 0.08)),
        #050508;
    border: 1px solid rgba(0, 240, 255, 0.35);
    box-shadow: inset 0 0 30px rgba(0, 240, 255, 0.08);
}

.al {
    position: relative;
    display: block;
    width: clamp(7px, 1.6vw, 10px);
    height: clamp(96px, 20vw, 130px);
    background: linear-gradient(180deg, var(--cyan), #007a85);
    box-shadow: 0 0 10px rgba(0, 240, 255, 0.7), 0 0 26px rgba(0, 240, 255, 0.25);
    /* cache le "I" du HTML : l'allumette est dessinée en CSS */
    font-size: 0;
    color: transparent;
    user-select: none;
    transition: transform 0.15s ease, background 0.15s ease, box-shadow 0.15s ease;
}

/* tête néon rouge */
.al::before {
    content: "";
    position: absolute;
    top: -12px;
    left: 50%;
    width: 190%;
    aspect-ratio: 1;
    transform: translateX(-50%);
    background: var(--red);
    clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%);
    filter: drop-shadow(0 0 6px var(--red));
}

.al:hover {
    transform: translateY(-6px);
    background: linear-gradient(180deg, var(--yellow), #8a8200);
    box-shadow: 0 0 12px rgba(252, 238, 10, 0.8);
}

/* ---------- Choix du nombre à retirer ---------- */

#nb {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 0.9rem;
    margin-top: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--ink-soft);
}

#number {
    width: 4.5rem;
    padding: 0.5rem;
    border: 0;
    border-bottom: 3px solid var(--cyan);
    background: #000;
    color: var(--yellow);
    font-family: var(--font-display);
    font-size: 1.3rem;
    text-align: center;
    caret-color: var(--yellow);
}

#number:focus {
    outline: none;
    border-bottom-color: var(--yellow);
    box-shadow: 0 6px 14px -8px var(--yellow);
}

/* ---------- Boutons ---------- */

button {
    padding: 0.7rem 1.6rem;
    border: 0;
    font-family: var(--font);
    font-size: 1.05rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    cursor: pointer;
    clip-path: polygon(
        0 0,
        calc(100% - 12px) 0,
        100% 12px,
        100% 100%,
        12px 100%,
        0 calc(100% - 12px)
    );
    transition: filter 0.12s ease, transform 0.12s ease, background-color 0.12s ease, color 0.12s ease;
}

button:hover {
    filter: brightness(1.15) drop-shadow(0 0 6px currentColor);
}

button:active {
    transform: translateY(2px);
}

button:focus-visible,
#number:focus-visible {
    outline: 2px dashed var(--cyan);
    outline-offset: 4px;
}

/* action principale */
#remove_matches {
    background: var(--yellow);
    color: #000;
}

/* actions secondaires : contour simulé par un dégradé interne */
#start_game {
    background: var(--cyan);
    color: #000;
}

#end_game {
    background: var(--red);
    color: #fff;
}

#controls {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.9rem;
}

#controls h2 {
    flex-basis: 100%;
    margin-bottom: 0.25rem;
}

/* ---------- Message et tour de jeu ---------- */

#message {
    display: block;
    margin-top: 1.25rem;
    padding: 0.7rem 1rem;
    border-left: 4px solid var(--red);
    background: rgba(255, 0, 60, 0.12);
    color: #ff6f8e;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

#message::before {
    content: "> ";
    color: var(--red);
}

#message:empty {
    display: none;
}

#tour {
    margin-top: 1.25rem;
    text-align: center;
}

#tour p {
    display: inline-block;
    margin: 0;
    padding: 0.45rem 1.4rem;
    background: #000;
    border: 1px solid var(--cyan);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--ink-soft);
    clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 12px 100%, 0 calc(100% - 12px));
}

#current-player {
    color: var(--cyan);
    font-weight: 700;
    text-shadow: 0 0 8px rgba(0, 240, 255, 0.8);
}

/* ---------- Pied de page ---------- */

footer {
    padding: 1.25rem;
    text-align: center;
    font-size: 0.9rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--ink-soft);
}

footer p {
    margin: 0;
}

/* ---------- Mobile ---------- */

@media (max-width: 480px) {
    section {
        padding: 1.1rem;
    }

    #matches_container {
        padding: 1.75rem 0.5rem 1.25rem;
    }

    #controls button {
        flex: 1 1 100%;
    }
}

/* ---------- Accessibilité ---------- */

@media (prefers-reduced-motion: reduce) {
    h1 {
        animation: none;
    }

    * {
        transition: none !important;
    }
}