/* ---------- VATSAL FONT ---------- */
@font-face {
  font-family: "Vatsal-logo";
  src: url("../../assets/data/vatsal-logo-font.ttf") format("truetype");
  font-display: swap;
}
*{
    margin:0;
    padding:0;
    box-sizing:border-box;
}

:root{
    --bg:#000000;
    --card:#1e1e1e;
    --card-hover:#252525;
    --border:#333;
    --text:#ffffff;
    --muted:#b0b0b0;
    --accent:#4caf50;
    --accent-hover:#43a047;
    --danger:#e53935;
}

body{
    font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
    background:var(--bg);
    color:var(--text);
    height:100vh;
    overflow:hidden;
}

.app{
    width:100%;
    min-height:100vh;
    display:flex;
    justify-content:center;
    align-items:center;
    padding:20px;
}

.screen{
    display:none;
    width:100%;
    max-width:500px;
}

.screen.active{
    display:block;
}

.game-wrap{
    width:100%;
    max-width:700px;
    margin:auto;
    padding:20px;
}

h1{
    text-align:center;
    margin-bottom:16px;
    font-size:2rem;
    line-height:1.2;
}

h2{
    font-size:1rem;
    margin-bottom:10px;
    color:var(--muted);
}

.description{
    text-align:center;
    color:var(--muted);
    margin-bottom:24px;
    line-height:1.5;
}

.section{
    margin-bottom:24px;
}

/* MODE TOGGLE */

.mode-toggle{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:8px;
}

.mode-btn{
    border:none;
    border-radius:12px;
    background:#2a2a2a;
    color:var(--muted);
    padding:14px 10px;
    font-size:.95rem;
    cursor:pointer;
    transition:.25s;
}

.mode-btn:hover{
    background:var(--card-hover);
}

.mode-btn.active{
    background:var(--accent);
    color:#fff;
}

/* DIFFICULTY */

.difficulty-selector{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:8px;
}

.difficulty-btn{
    border:none;
    border-radius:12px;
    background:#2a2a2a;
    color:var(--muted);
    padding:14px 10px;
    cursor:pointer;
    transition:.25s;
}

.difficulty-btn:hover{
    background:var(--card-hover);
}

.difficulty-btn.active{
    background:var(--accent);
    color:white;
}

.difficulty-info{
    text-align:center;
    margin-top:14px;
    color:var(--muted);
    font-size:.95rem;
}

/* PLAY BUTTON */

.play-btn{
    width:100%;
    border:none;
    border-radius:14px;
    padding:16px;
    font-size:1.1rem;
    font-weight:700;
    background:var(--accent);
    color:white;
    cursor:pointer;
    transition:.25s;
}

.play-btn:hover{
    background:var(--accent-hover);
}

/* GUESS MODE */

.attempt-info{
    text-align:center;
    margin-bottom:20px;
    color:var(--muted);
}

.guess-input-row{
    display:flex;
    gap:10px;
    margin-bottom:20px;
}

.guess-input-row input{
    flex:1;
    border:1px solid var(--border);
    background:#2a2a2a;
    color:white;
    border-radius:12px;
    padding:14px;
    font-size:1rem;
}

.guess-input-row button{
    border:none;
    border-radius:12px;
    background:var(--accent);
    color:white;
    padding:0 20px;
    cursor:pointer;
}

.history{
    min-height:180px;
    height:180px;
    overflow:hidden;
    border:1px solid var(--border);
    border-radius:12px;
    padding:12px;
    margin-bottom:20px;
}

.history-item{
    padding:10px;
    border-bottom:1px solid rgba(255,255,255,.08);
}

.history-item:last-child{
    border-bottom:none;
}

/* AI MODE */

.range-info{
    text-align:center;
    margin-bottom:20px;
    color:var(--muted);
}

.chat-history{
    min-height:220px;
    height:220px;
    overflow:hidden;
    border:1px solid var(--border);
    border-radius:12px;
    padding:12px;
    margin-bottom:20px;
}

.chat-message{
    margin-bottom:14px;
    line-height:1.5;
}

.current-guess{
    text-align:center;
    font-size:1.25rem;
    font-weight:700;
    margin-bottom:20px;
}

.response-buttons{
    display:grid;
    grid-template-columns:1fr 1fr 1fr;
    gap:8px;
    margin-bottom:20px;
}

.response-buttons button{
    border:none;
    border-radius:12px;
    padding:14px;
    cursor:pointer;
    color:white;
    font-weight:600;
}

#lowerBtn{
    background:#ef6c00;
}

#correctBtn{
    background:var(--accent);
}

#higherBtn{
    background:#1976d2;
}

/* RESULT */

#resultText{
    text-align:center;
    margin:20px 0;
    line-height:1.7;
    color:var(--muted);
}

.result-buttons{
    display:flex;
    gap:10px;
}

.result-buttons button,
.home-btn{
    width:100%;
    border:none;
    border-radius:12px;
    padding:14px;
    cursor:pointer;
    background:#2a2a2a;
    color:white;
}

.home-btn{
    margin-top:10px;
}

.result-buttons button:first-child{
    background:var(--accent);
}

/* MOBILE */

@media(max-width:480px){

    .card{
        padding:18px;
    }

    h1{
        font-size:1.7rem;
    }

    .guess-input-row{
        flex-direction:column;
    }

    .guess-input-row button{
        padding:14px;
    }
}
.vatsal-header {
     font-family: "Vatsal-logo" !important; color:white !important; text-decoration: none !important; font-size: 20px !important; }