/* ===========================
   GOOGLE FONT
=========================== */

@import url('https://fonts.googleapis.com/css2?family=Courier+Prime:wght@400;700&family=Poppins:wght@400;500;600;700&display=swap');

/* ===========================
   THEME VARIABLES
=========================== */

:root{
    --bg: #f4f2ef;
    --bg-soft: #ffffff;
    --text: #2b2b2b;
    --text-muted: #6b6b6b;
    --accent: #805004;
    --accent-hover: #7a4f00;
    --accent-soft: #fdf2df;
    --border: #e4e0da;
    --card-bg: #ffffff;
    --card-shadow: 0 20px 45px rgba(0,0,0,.08);
    --success: #22c55e;
    --danger: #ef4444;
    --char-pending: #9a9a9a;
    --char-correct: #1f9d55;
    --char-wrong: #ef4444;
    --char-current: #805004;
}

[data-theme="dark"]{
    --bg: #14141a;
    --bg-soft: #1c1c24;
    --text: #f1f1f1;
    --text-muted: #a0a0a8;
    --accent: #885605;
    --accent-hover: #885605;
    --accent-soft: #2a2311;
    --border: #303039;
    --card-bg: #1e1e27;
    --card-shadow: 0 20px 45px rgba(0,0,0,.45);
    --success: #22c55e;
    --danger: #ff6b6b;
    --char-pending: #6c6c78;
    --char-correct: #ffffff;
    --char-wrong: #ff6b6b;
    --char-current: #996106;
}

/* ===========================
   RESET
=========================== */

*{
    margin:0;
    padding:0;
    box-sizing:border-box;
    font-family:"Poppins", sans-serif;
}

body{
    background:var(--bg);
    color:var(--text);
    min-height:100vh;
    transition:background .3s, color .3s;
}

/* 
   HEADER
 */

header{
    width:100%;
    padding:20px 8%;
    display:flex;
    justify-content:space-between;
    align-items:center;
}

.logo img{
    width:60px;
}

.nav-right{
    display:flex;
    align-items:center;
    gap:14px;
}

.theme-toggle{
    width:44px;
    height:44px;
    border-radius:50%;
    border:2px solid var(--border);
    background:var(--card-bg);
    color:var(--accent);
    font-size:16px;
    cursor:pointer;
    display:flex;
    align-items:center;
    justify-content:center;
    transition:.25s;
}

.theme-toggle:hover{
    border-color:var(--accent);
    transform:translateY(-2px);
}

.back-btn{
    text-decoration:none;
    background:var(--accent);
    color:#fff;
    padding:12px 22px;
    border-radius:10px;
    font-weight:600;
    font-size:14px;
    transition:.3s;
    display:inline-flex;
    align-items:center;
    gap:8px;
}

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

/* 
   MAIN SECTION
*/

.multiplayer{
    width:100%;
    min-height:78vh;
    display:flex;
    justify-content:center;
    align-items:center;
    padding:30px;
}

/*
   CARD
 */

.card{
    width:100%;
    max-width:600px;
    background:var(--card-bg);
    border:1px solid var(--border);
    border-radius:24px;
    padding:50px;
    box-shadow:var(--card-shadow);
    text-align:center;
}

.icon{
    width:80px;
    height:80px;
    margin:auto;
    border-radius:50%;
    background:var(--accent-soft);
    color:var(--accent);
    display:flex;
    justify-content:center;
    align-items:center;
    font-size:32px;
}

.card h1{
    margin-top:22px;
    font-size:32px;
    font-weight:700;
    letter-spacing:-.5px;
}

.card p{
    margin-top:12px;
    color:var(--text-muted);
    line-height:1.7;
    font-size:15px;
}

/* INPUT */
.input-box{
    margin-top:36px;
    text-align:left;
}

.input-box label{
    display:block;
    margin-bottom:8px;
    font-weight:600;
    font-size:14px;
    color:var(--text-muted);
}

.input-box input{
    width:100%;
    padding:15px 16px;
    border:2px solid var(--border);
    border-radius:12px;
    outline:none;
    font-size:16px;
    background:var(--bg-soft);
    color:var(--text);
    transition:.25s;
}

.input-box input:focus{
    border-color:var(--accent);
}

/* BUTTONS */

.buttons{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:16px;
    margin-top:30px;
}

.buttons button,
.random-btn,
.popup button{
    padding:15px;
    border:none;
    border-radius:12px;
    background:var(--accent);
    color:#fff;
    font-size:15px;
    font-weight:600;
    cursor:pointer;
    transition:.25s;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
}

.buttons button:hover,
.random-btn:hover,
.popup button:hover{
    background:var(--accent-hover);
    transform:translateY(-2px);
}

.random-btn{
    width:100%;
    margin-top:22px;
}

#leaderboardBtn{
    background:var(--bg-soft);
    color:var(--text);
    border:2px solid var(--border);
    margin-top:14px;
}

#leaderboardBtn:hover{
    border-color:var(--accent);
    color:var(--accent);
}

#leaderboardList{
    text-align:left;
    margin-top:20px;
}

#closeLeaderboard{
    margin-top:20px;
}

/* DIVIDER */

.divider{
    margin-top:28px;
    position:relative;
}

.divider::before{
    content:"";
    position:absolute;
    left:0;
    top:50%;
    width:100%;
    height:1px;
    background:var(--border);
}

.divider span{
    background:var(--card-bg);
    padding:0 15px;
    position:relative;
    color:var(--text-muted);
    font-size:13px;
}

/* POPUP */

.popup{
    position:fixed;
    inset:0;
    background:rgba(0,0,0,.6);
    display:flex;
    justify-content:center;
    align-items:center;
    z-index:1000;
    padding:20px;
}

.hidden{
    display:none;
}

.popup-card{
    width:95%;
    max-width:420px;
    background:var(--card-bg);
    border:1px solid var(--border);
    border-radius:22px;
    padding:40px;
    text-align:center;
    animation:popup .3s ease;
    color:var(--text);
}

@keyframes popup{
    from{ transform:scale(.85); opacity:0; }
    to{ transform:scale(1); opacity:1; }
}

.popup-card h2{
    margin-bottom:18px;
    font-size:22px;
}

#roomCode{
    font-size:38px;
    color:var(--accent);
    margin-bottom:18px;
    letter-spacing:6px;
    font-weight:700;
}

.popup-card input{
    width:100%;
    padding:15px;
    border:2px solid var(--border);
    border-radius:12px;
    margin-bottom:16px;
    outline:none;
    background:var(--bg-soft);
    color:var(--text);
    text-align:center;
    letter-spacing:4px;
    font-size:16px;
}

.cancel{
    margin-top:14px;
    background:transparent !important;
    color:var(--danger) !important;
    border:2px solid var(--danger) !important;
}

.cancel:hover{
    background:var(--danger) !important;
    color:#fff !important;
}

/* LOADER */

.loader{
    width:54px;
    height:54px;
    border:5px solid var(--border);
    border-top:5px solid var(--accent);
    border-radius:50%;
    margin:22px auto;
    animation:spin 1s linear infinite;
}

@keyframes spin{
    100%{ transform:rotate(360deg); }
}

/* RESPONSIVE */

@media(max-width:700px){
    .card{ padding:32px 22px; }
    .card h1{ font-size:26px; }
    .buttons{ grid-template-columns:1fr; }
    header{ padding:16px 5%; }
}

/* ===========================
   GAME SCREEN
=========================== */

.game{
    width:100%;
    min-height:100vh;
    display:flex;
    flex-direction:column;
    justify-content:center;
    align-items:center;
    padding:40px 20px;
}

.game.hidden{
    display:none;
}

.game-header{
    width:100%;
    max-width:900px;
    margin-bottom:28px;
    background:var(--card-bg);
    border:1px solid var(--border);
    border-radius:20px;
    padding:24px 30px;
    box-shadow:var(--card-shadow);
}

.game-header .stats-row{
    display:flex;
    justify-content:center;
    gap:40px;
    margin-bottom:22px;
}

.game-header .stat{
    display:flex;
    flex-direction:column;
    align-items:center;
    gap:4px;
}

.game-header .stat .stat-label{
    font-size:12px;
    text-transform:uppercase;
    letter-spacing:1px;
    color:var(--text-muted);
}

.game-header .stat span:not(.stat-label){
    color:var(--accent);
    font-weight:700;
    font-size:1.6rem;
    font-family:"Courier Prime", monospace;
}

.progress-wrapper{
    display:flex;
    flex-direction:column;
    gap:16px;
}

.progress-box h3{
    color:var(--text-muted);
    margin-bottom:8px;
    font-size:13px;
    font-weight:600;
    text-transform:uppercase;
    letter-spacing:.5px;
}

.progress-bar{
    width:100%;
    height:10px;
    background:var(--border);
    border-radius:20px;
    overflow:hidden;
}

.progress-fill{
    width:0%;
    height:100%;
    background:linear-gradient(90deg, var(--success), #16a34a);
    transition:.2s linear;
    border-radius:20px;
}

.progress-fill.opponent{
    background:linear-gradient(90deg, #f59e0b, #d97706);
}

.paragraph-wrapper{
    width:900px;
    max-width:95%;
    background:var(--card-bg);
    border:1px solid var(--border);
    border-radius:20px;
    padding:36px 40px;
    box-shadow:var(--card-shadow);
    height:auto;
    max-height:260px;
    overflow-y:auto;
}

#paragraph{
    font-family:"Courier Prime", monospace;
    font-size:1.7rem;
    line-height:2.4rem;
    color:var(--char-pending);
    user-select:none;
    word-wrap:break-word;
}

/* Character States */
#paragraph span{
    color:var(--char-pending);
    transition:.1s;
}
#paragraph span.current{
    color:var(--char-current);
    position:relative;
}
#paragraph span.current::after{
    content:"";
    position:absolute;
    left:0;
    bottom:-6px;
    width:100%;
    height:3px;
    background:var(--char-current);
    animation:blink .8s infinite;
    border-radius:2px;
}

#paragraph span.correct{
    color:var(--char-correct);
}

#paragraph span.wrong{
    color:var(--char-wrong);
    text-decoration:underline wavy var(--char-wrong);
}

@keyframes blink{
    50%{ opacity:.2; }
}

.countdown-overlay{
    position:fixed;
    inset:0;
    display:flex;
    justify-content:center;
    align-items:center;
    background:rgba(0,0,0,.65);
    z-index:9999;
}
.countdown-overlay.hidden{
    display:none;
}

#countdownText{
    font-size:120px;
    color:var(--accent);
    font-weight:bold;
    animation:zoom .8s ease;
    font-family:"Courier Prime", monospace;
}
@keyframes zoom{
    0%{ transform:scale(.2); opacity:0; }
    100%{ transform:scale(1); opacity:1; }
}

.result-card{
    width:420px;
    text-align:center;
}

.result-card h1{
    font-size:34px;
    margin-bottom:20px;
}

.result-stats{
    text-align:left;
    margin:22px 0;
    background:var(--bg-soft);
    border-radius:14px;
    padding:18px 22px;
}

.result-stats p{
    font-size:16px;
    margin:10px 0;
    color:var(--text);
    display:flex;
    justify-content:space-between;
}

.result-buttons{
    display:flex;
    gap:14px;
    justify-content:center;
}

.result-buttons button{
    padding:14px 26px;
    border:none;
    border-radius:12px;
    cursor:pointer;
    font-size:15px;
    font-weight:600;
}

#matchedPopup .icon{
    background:var(--accent-soft);
    color:var(--success);
}

#matchedPopup h2{
    margin-top:18px;
}

#matchedPopup p{
    margin-top:8px;
    color:var(--text-muted);
    font-size:16px;
}

#leaderboardList p{
    padding:10px 14px;
    border-bottom:1px solid var(--border);
    font-size:15px;
}

#leaderboardList p:last-child{
    border-bottom:none;
}