:root{
    --cyan:         #00f0ff;
    --magenta:      #ff00aa;
    --yellow:       #ffe600;
    --dark-bg:      #0a0a0f;
    --panel-bg:     rgba(5, 10, 20, 0.82);
    --border:       rgba(0, 240, 255, 0.25);
    --text:         #c8d8e8;
    --font-main:    'Courier New', Courier, monospace;
}

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

body{
    font-family: var(--font-main);
    color: var(--text);
    background-color: var(--dark-bg);
    min-height: 100vh;
    overflow: hidden; /* surchargé sur mobile via @media */
}

#bg-video{
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: -2;
}

#overlay{
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    z-index: -1;
}

/* ----- Conteneur principal (Desktop : 3 colonnes) ----- */

#game-container{
    display: grid;
    grid-template-columns: 260px 1fr 300px;
    grid-template-rows: 100vh;
    gap: 0;
    position: relative;
    z-index: 1;
}

aside{
    background: var(--panel-bg);
    border-right: 1px solid var(--border);
    padding: 24px 16px;
    overflow-y: auto;
    backdrop-filter: blur(8px);
}

#panel-resources{
    border-right: 1px solid var(--border);
}

#panel-shop{
    border-left: 1px solid var(--border);
    border-right: none;
}

.panel-title{
    color: var(--cyan);
    font-size: 0.8rem;
    letter-spacing: 3px;
    margin-bottom: 20px;
    border-bottom: 1px solid var(--border);
    padding-bottom: 10px;    
}

.resource-item{
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.resource-emoji{
    font-size: 1.4rem;
}

.resource-info{
    display: flex;
    flex-direction: column;
}


.resource-name{
    font-size: 0.7rem;
    color: #8899aa;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.resource-value{
    font-size: 1.1rem;
    color: var(--yellow);
    font-weight: bold;
}

#production-stats{
    margin-top: 20px;
    font-size: 0.8rem;
    color: #8899aa;
    line-height: 1.8;
}

#production-stats strong{
    color: var(--cyan);
}

#panel-click{
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 30px;
    padding: 40px;
}

#game-title{
    font-size: 2rem;
    text-align: center;
    color: white;
    letter-spacing: 6px;
    text-transform: uppercase;
    text-shadow: 
        0 0 10px var(--cyan),
        0 0 30px var(--cyan),
        0 0 60px rgba(0, 240, 255, 0.3);
}

#game-title span{
    font-size: 1rem;
    color: var(--magenta);
    letter-spacing: 10px;
    text-shadow:
        0 0 10px var(--magenta),
        0 0 30px var(--magenta);
}

#click-zone{
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

#click-btn{
    width: 220px;
    height: 220px;
    object-fit: contain;
    cursor: pointer;
    border-radius: 50%;
    filter: drop-shadow(0 0 20px var(--cyan));
    transition: transform 0.1s ease, filter 0.1s ease;
    user-select: none;
}

#click-btn.clicked{
    transform: scale(0.93);
    filter: drop-shadow(0 0 40px var(--cyan)) drop-shadow(0 0 80px white);
}

#click-feedback{
    position: absolute;
    top: -10px;
    font-size: 1.4rem;
    color: var(--yellow);
    font-weight: bold;
    pointer-events: none;
    opacity: 0;
    text-shadow: 0 0 10px var(--yellow);
}

#click-feedback.show{
    animation: floatUp 0.8s ease-out forwards;
}

@keyframes floatUp{
    0% { opacity: 1; transform: translateY(0);}
    100% {opacity: 0; transform: translateY(-60px);}
}

#click-hint{
    font-size: 0.75rem;
    color: var(--cyan);
    letter-spacing: 4px;
    animation: blink 2s infinite;
}

@keyframes blink{
    0%, 100% {opacity: 1;}
    50%      {opacity: 0.2;}
}

#shop-tabs{
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
}

.tab-btn{
    flex: 1;
    padding: 8px;
    background: transparent;
    border: 1px solid var(--border);
    color: #8899aa;
    font-family: var(--font-main);
    font-size: 0.7rem;
    letter-spacing: 2px;
    cursor: pointer;
    transition: all 0.2s;
}

.tab-btn.active,
.tab-btn:hover{
    border-color: var(--cyan);
    color: var(--cyan);
    background: rgba(0, 240, 255, 0.08);
}

.shop-card{
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px;
    margin-bottom: 8px;
    border: 1px solid var(--border);
    background: rgba(0, 0, 0, 0.4);
    cursor: pointer;
    transition: all 0.2s;
}

.shop-card:hover{
    border-color: var(--cyan);
    background: rgba(0, 240, 255, 0.06);
}

.shop-card.disabled{
    opacity: 0.4;
    cursor: not-allowed;
}

.shop-card.disabled:hover{
    border-color: var(--border);
    background: rgba(0, 0, 0, 0.4);
}

.shop-card-emoji{
    font-size: 1.6rem;
}

.shop-card-info{
    flex: 1;
}

.shop-card-name{
    font-size: 0.8rem;
    color: white;
    font-weight: bold;
}

.shop-card-cost{
    font-size: 0.75rem;
    color: var(--yellow);
}

.shop-card-owned{
    font-size: 0.7rem;
    color: var(--cyan);
}

.hidden{
    display: none;
}

::-webkit-scrollbar{
    width: 4px;
}

::-webkit-scrollbar-track{
    background: transparent;
}

::-webkit-scrollbar-thumb{
    background: var(--cyan);
    border-radius: 2px;
}

/* --- ÉLÉMENTS DE DÉCOR CLIQUABLES --- */
#decor-items {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.decor-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 12px 16px;
    border: 1px solid var(--border);
    background: rgba(0, 0, 0, 0.5);
    cursor: pointer;
    transition: all 0.2s;
    position: relative;
    min-width: 80px;
}

.decor-item:hover {
    border-color: var(--cyan);
    background: rgba(0, 240, 255, 0.06);
    transform: translateY(-2px);
}

.decor-item.cooldown {
    opacity: 0.4;
    cursor: not-allowed;
    transform: none;
}

.decor-item.cooldown:hover {
    border-color: var(--border);
    background: rgba(0, 0, 0, 0.5);
}

.decor-icon {
    font-size: 1.8rem;
}

.decor-label {
    font-size: 0.6rem;
    letter-spacing: 2px;
    color: var(--cyan);
}

.decor-gain {
    position: absolute;
    top: -20px;
    font-size: 0.85rem;
    color: var(--magenta);
    font-weight: bold;
    pointer-events: none;
    text-shadow: 0 0 8px var(--magenta);
}

.decor-gain.show-decor {
    animation: floatUp 0.8s ease-out forwards;
}

.shop-empty {
    font-size: 0.75rem;
    color: #8899aa;
    text-align: center;
    padding: 20px 10px;
    line-height: 1.6;
    font-style: italic;
}

#panel-title {
    color: var(--cyan);
    font-size: 0.8rem;
    letter-spacing: 3px;
    margin-bottom: 20px;
    border-bottom: 1px solid var(--border);
    padding-bottom: 10px;
}


/* --- NIVEAU --- */
#level-display {
    margin-top: 24px;
    padding-top: 16px;
    border-top: 1px solid var(--border);
}

.level-label {
    font-size: 0.7rem;
    color: var(--cyan);
    letter-spacing: 3px;
    margin-bottom: 8px;
}

#level-title {
    font-size: 0.95rem;
    color: white;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Barre de progression */
#level-bar-container {
    width: 100%;
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    margin-bottom: 6px;
    overflow: hidden;
}

#level-bar {
    height: 100%;
    width: 0%;
    background: var(--cyan);
    border-radius: 2px;
    transition: width 0.3s ease;
    box-shadow: 0 0 8px var(--cyan);
}

#level-progress {
    font-size: 0.7rem;
    color: #8899aa;
}

/* --- POPUP DE MONTÉE DE NIVEAU --- */
#levelup-popup {
    position: fixed;
    top: 30%;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.9);
    border: 2px solid var(--cyan);
    padding: 20px 40px;
    text-align: center;
    z-index: 100;
    box-shadow: 0 0 40px var(--cyan);
}

#levelup-popup.show-popup {
    animation: popupIn 3s ease forwards;
}

#levelup-emoji {
    font-size: 2rem;
    display: block;
    margin-bottom: 8px;
}

#levelup-text {
    font-size: 1rem;
    color: var(--cyan);
    letter-spacing: 4px;
}

@keyframes popupIn {
    0%   { opacity: 0; transform: translateX(-50%) scale(0.8); }
    15%  { opacity: 1; transform: translateX(-50%) scale(1); }
    80%  { opacity: 1; }
    100% { opacity: 0; transform: translateX(-50%) scale(0.95); }
}


#reset-btn {
    margin-top: 24px;
    width: 100%;
    padding: 8px;
    background: transparent;
    border: 1px solid rgba(255, 0, 0, 0.4);
    color: rgba(255, 100, 100, 0.7);
    font-family: var(--font-main);
    font-size: 0.7rem;
    letter-spacing: 2px;
    cursor: pointer;
    transition: all 0.2s;
}

#reset-btn:hover {
    border-color: red;
    color: red;
    background: rgba(255, 0, 0, 0.08);
}


/* =====================================================
   RESPONSIVE — Stratégie desktop-first
   On surcharge progressivement pour les petits écrans
   ===================================================== */


/* ── TABLETTE (≤ 1024px) ──────────────────────────────
   On passe de 3 colonnes à 2 :
   - Colonne gauche  : panneau ressources (hauteur pleine)
   - Colonne droite  : zone de clic en haut, boutique en bas
   ─────────────────────────────────────────────────── */
@media (max-width: 1024px) {

    #game-container {
        /*
         * On redéfinit la grille :
         * - 2 colonnes (ressources | contenu)
         * - 2 lignes  (clic | boutique) pour la colonne droite
         * - height: 100vh pour rester dans l'écran
         */
        grid-template-columns: 240px 1fr;
        grid-template-rows: 1fr 1fr;
        height: 100vh;
    }

    /*
     * Le panneau ressources s'étire sur les 2 lignes
     * grâce à grid-row: 1 / 3 (de la ligne 1 jusqu'à la ligne 3 exclue)
     */
    #panel-resources {
        grid-column: 1;
        grid-row: 1 / 3;
        border-right: 1px solid var(--border);
    }

    /* Zone de clic : colonne 2, ligne 1 */
    #panel-click {
        grid-column: 2;
        grid-row: 1;
        padding: 20px;
        gap: 16px;
    }

    /* Boutique : colonne 2, ligne 2 — on force un scroll interne */
    #panel-shop {
        grid-column: 2;
        grid-row: 2;
        border-left: 1px solid var(--border);
        overflow-y: auto;
    }

    #click-btn {
        width: 180px;
        height: 180px;
    }

    #game-title {
        font-size: 1.5rem;
        letter-spacing: 4px;
    }

    #game-title span {
        font-size: 0.85rem;
    }
}


/* ── MOBILE (≤ 768px) ────────────────────────────────
   On passe à 1 seule colonne. Les 3 panneaux s'empilent.
   Le body devient scrollable verticalement.
   ─────────────────────────────────────────────────── */
@media (max-width: 768px) {

    /*
     * On autorise le scroll vertical sur le body.
     * Sur desktop overflow:hidden empêchait le scroll inutile.
     * Ici, les panneaux empilés dépassent 100vh, donc on doit scroller.
     */
    body {
        overflow-y: auto;
        overflow-x: hidden;
    }

    #game-container {
        /*
         * Une seule colonne, autant de lignes que nécessaire.
         * "auto" laisse chaque ligne prendre la hauteur de son contenu.
         * On n'impose plus 100vh car la page peut dépasser.
         */
        grid-template-columns: 1fr;
        grid-template-rows: auto auto auto;
        height: auto;
        min-height: 100vh;
    }

    /* ── Panneau ressources : en haut, horizontal et compact ── */
    #panel-resources {
        grid-column: 1;
        grid-row: 1;
        border-right: none;
        border-bottom: 1px solid var(--border);
        overflow-y: visible; /* plus de scroll interne : il fait partie du flux */

        /*
         * On réorganise les ressources en grille 2×2
         * pour gagner de la hauteur sur mobile.
         */
        display: grid;
        grid-template-columns: 1fr 1fr;
        grid-template-rows: auto;
        column-gap: 12px;
        align-items: start;
    }

    /*
     * Le titre "RESSOURCES" et les stats occupent toute la largeur.
     * grid-column: 1 / -1 = de la première à la dernière colonne.
     */
    #panel-title,
    #production-stats,
    #level-display,
    #reset-btn {
        grid-column: 1 / -1;
    }

    /* ── Zone de clic : au centre ── */
    #panel-click {
        grid-column: 1;
        grid-row: 2;
        padding: 32px 16px;
        gap: 20px;
        min-height: 55vh; /* assez de hauteur pour que le bouton respire */
    }

    /* ── Boutique : en bas ── */
    #panel-shop {
        grid-column: 1;
        grid-row: 3;
        border-left: none;
        border-top: 1px solid var(--border);
        overflow-y: visible;
        min-height: 300px;
    }

    /* aside en mobile : plus de scroll interne, le body gère tout */
    aside {
        overflow-y: visible;
    }

    /* Bouton de clic plus petit */
    #click-btn {
        width: 160px;
        height: 160px;
    }

    #game-title {
        font-size: 1.3rem;
        letter-spacing: 4px;
    }

    #game-title span {
        font-size: 0.75rem;
        letter-spacing: 6px;
    }

    /* Décor items : resserrement */
    #decor-items {
        gap: 10px;
    }

    .decor-item {
        min-width: 72px;
        padding: 8px 10px;
    }

    .decor-icon {
        font-size: 1.5rem;
    }

    /* Popup de level-up : bien centré même sur mobile */
    #levelup-popup {
        width: 85vw;
        padding: 16px 20px;
    }
}


/* ── PETIT MOBILE (≤ 480px) ──────────────────────────
   Derniers ajustements pour les très petits écrans
   ─────────────────────────────────────────────────── */
@media (max-width: 480px) {

    #click-btn {
        width: 130px;
        height: 130px;
    }

    #game-title {
        font-size: 1.05rem;
        letter-spacing: 3px;
    }

    #game-title span {
        font-size: 0.65rem;
        letter-spacing: 5px;
    }

    /* Décor encore plus compact */
    #decor-items {
        gap: 6px;
    }

    .decor-item {
        min-width: 62px;
        padding: 6px 8px;
    }

    .decor-icon {
        font-size: 1.3rem;
    }

    .decor-label {
        font-size: 0.5rem;
        letter-spacing: 1px;
    }

    /* Ressources sur 2 colonnes déjà, mais on réduit la police */
    .resource-value {
        font-size: 0.95rem;
    }

    .resource-name {
        font-size: 0.6rem;
    }

    /* Shop cards plus compactes */
    .shop-card {
        padding: 8px;
        gap: 8px;
    }

    .shop-card-emoji {
        font-size: 1.3rem;
    }

    .shop-card-name {
        font-size: 0.72rem;
    }

    .shop-card-lore {
        display: none; /* on cache la lore pour gagner de la place */
    }
}