@font-face { font-family: 'Arakom'; src: url('../arakom.ttf') format('truetype'); font-display: swap; }
html { font-size: clamp(12px, 1.2vw, 16px); }

        :root {
            --bg-start: #F7F9FC; --bg-end: #EDF2F8; --primary-color: #16A085; --accent-color: #F39C12; --surface-color: #FFFFFF; --text-color: #2c3e50; --text-light-color: #FFFFFF; --player1-color: #5AB4FF; --player2-color: #EE5253; --correct-color: #20C997; --incorrect-color: #EE5253; --shadow-light: rgba(46, 52, 64, 0.07); --shadow-medium: rgba(46, 52, 64, 0.12); --border-radius-sm: 8px; --border-radius-md: 12px; --border-radius-lg: 16px;
            --button-bg: var(--surface-color); --button-shadow: 0 3px #d8dee9; --button-hover-bg: #eceff4; --button-selected-bg: var(--primary-color); --button-selected-color: var(--text-light-color); --button-selected-shadow: 0 0 0 3px var(--accent-color);
        }
        * { box-sizing: border-box; -webkit-tap-highlight-color: transparent; font-synthesis: none; -webkit-font-synthesis: none; }

        html, body { width: 100%; height: 100%; margin: 0; padding: 0; overflow: hidden; }

        body { font-family: 'Rubik', sans-serif; background-color: var(--bg-start); background-image: linear-gradient(180deg, var(--bg-start) 0%, var(--bg-end) 100%); color: var(--text-color); text-align: center; text-rendering: optimizeLegibility; }
        button, input, select { font-family: inherit; }

        #game-wrapper { width: 100%; height: 100%; position: relative; }

        .screen { display: none; width: 100%; height: 100%; flex-direction: column; align-items: center; position: absolute; top: 0; left: 0; transition: opacity 0.5s; overflow-y: auto; padding: 20px; }
        .screen.active { display: flex; }

        /* --- Başlangıç Ekranı --- */
        #start-screen { gap: 25px; justify-content: center; }
        .start-title { font-size: clamp(2.2rem, 5vw, 3rem); color: var(--text-color); margin-bottom: 10px; }
        .start-options { display: flex; flex-direction: column; gap: 15px; width: 100%; max-width: 400px; }
        .option-group { display: flex; flex-direction: column; align-items: stretch; gap: 10px; }
        .option-group label { font-size: 1.2rem; font-weight: bold; color: var(--primary-color); margin-bottom: 5px; text-align: left; }
        .player-buttons { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
        .player-button, #start-game-btn { background-color: var(--button-bg); border: none; border-radius: var(--border-radius-md); padding: 12px 15px; font-size: 1.2rem; font-weight: 500; color: var(--text-color); cursor: pointer; transition: all 0.2s ease; box-shadow: var(--button-shadow); text-align: center; }

        .player-button:hover {
            background-color: var(--button-hover-bg);
            transform: translateY(-1px);
            box-shadow: 0 4px #cdd3db;
        }
        .player-button:active, #start-game-btn:not(:disabled):active { transform: translateY(1px); box-shadow: 0 2px #d8dee9; }
        .player-button.selected { background-color: var(--button-selected-bg); color: var(--text-light-color); font-weight: bold; box-shadow: var(--button-selected-shadow); transform: none; }

        #start-game-btn { margin-top: 15px; font-size: 1.4rem; font-weight: bold; }
        #start-game-btn:disabled { background-color: #bdc3c7; color: #7f8c8d; opacity: 0.7; box-shadow: none; cursor: not-allowed; transform: none; }
        #start-game-btn:not(:disabled) {
            background-color: var(--correct-color);
            color: white;
            animation: button-glow 1.5s infinite ease-in-out;
            cursor: pointer;
            box-shadow: 0 4px 15px rgba(32, 201, 151, 0.4);
            transition: background-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
        }

        #start-game-btn:not(:disabled):hover { background-color: #1bb287; transform: translateY(-1px); box-shadow: 0 6px 20px rgba(32, 201, 151, 0.5); animation: none; }
        #start-game-btn:not(:disabled):active { background-color: #17a07a; transform: translateY(1px); box-shadow: 0 2px 10px rgba(32, 201, 151, 0.4); animation: none; }

        /* --- Oyun Ekranı --- */
        #quiz-screen { padding: 15px; padding-top: 66px; /* sabit ana sayfa tuşunun altı */ gap: 15px; justify-content: flex-start; }
        #quiz-screen.single-player-mode { justify-content: center; }
        #results-screen { justify-content: center; }

        .header-navigation { position: absolute; top: 10px; left: 10px; z-index: 200; }
        .back-btn { background: none; border: none; cursor: pointer; padding: 5px; }
        .back-btn svg { width: 35px; height: 35px; fill: var(--text-color); transition: all 0.2s; opacity: 0.8; filter: drop-shadow(0 1px 2px var(--shadow-light)); }
        .back-btn:hover svg { opacity: 1; transform: scale(1.1); }
        .hidden { display: none !important; }

        #quiz-container { display: flex; flex-direction: row; gap: 15px; width: 100%; height: 100%; max-width: 1500px; position: relative; }
        #quiz-container::after { content: ''; position: absolute; top: 5%; bottom: 5%; left: 50%; transform: translateX(-50%); width: 2px; background-color: rgba(0,0,0,0.08); border-radius: 2px; }

        #quiz-screen.single-player-mode #quiz-container { flex-direction: column; max-width: 700px; height: auto; }
        #quiz-screen.single-player-mode #quiz-container::after { display: none; }
        #quiz-screen.single-player-mode .quiz-player-area.p2 { display: none; }
        #quiz-screen.single-player-mode .quiz-player-area.p1 { width: 100%; min-height: unset; }

        .countdown-overlay {
            position: absolute; top: 0; left: 0; right: 0; bottom: 0;
            background-color: rgba(46, 52, 64, 0.75); backdrop-filter: blur(4px); z-index: 200;
            display: none; justify-content: center; align-items: center;
            font-size: clamp(10rem, 35vw, 20rem); font-weight: bold; color: var(--accent-color); text-shadow: 0 0 20px rgba(0,0,0,0.5);
        }

        .quiz-player-area { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: flex-start; padding: 15px; gap: 15px; border-radius: var(--border-radius-lg); transition: transform 0.5s, box-shadow 0.5s; position: relative; min-height: 400px; }
        .score-effects-container { position: absolute; top: 0; left: 0; width: 100%; height: 100%; pointer-events: none; z-index: 100; overflow: hidden; border-radius: var(--border-radius-lg); }
        .score-effect { position: absolute; top: 50%; left: 50%; transform: translateX(-50%); font-size: 3.5rem; font-weight: bold; color: var(--text-light-color); text-shadow: 2px 2px 4px rgba(0,0,0,0.5); padding: 5px 15px; border-radius: var(--border-radius-sm); display: flex; align-items: center; gap: 10px; animation: float-up-and-fade 2s ease-out forwards; }
        .score-effect.bonus { z-index: 101; }
        .burst-container { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }
        .particle { position: absolute; top: 50%; left: 50%; width: 10px; height: 10px; margin-top: -5px; margin-left: -5px; background-color: var(--accent-color); border-radius: 50%; opacity: 0; animation: burst 1.2s ease-out; }
        @keyframes burst { 0% { transform: rotate(var(--angle)) translateY(20px) scale(1); opacity: 1; } 100% { transform: rotate(var(--angle)) translateY(120px) scale(0); opacity: 0; } }
        .score-effect svg { width: 32px; height: 32px; fill: white; filter: drop-shadow(1px 1px 2px rgba(0,0,0,0.5)); }
        @keyframes float-up-and-fade { 0% { transform: translate(-50%, 0); opacity: 1; } 100% { transform: translate(-50%, -300px); opacity: 0; } }
        .quiz-player-area.shake { animation: shake 0.5s; }

        .quiz-top-bar { display: flex; width: 100%; justify-content: space-between; align-items: center; gap: 15px; margin-bottom: 10px; padding: 0 5px; flex-shrink: 0; }
        .quiz-game-content { display: flex; flex-direction: column; align-items: center; justify-content: flex-start; gap: 15px; width: 100%; flex-grow: 1; }
        .quiz-player-area .quiz-progress { font-size: 1.6rem; color: var(--text-color); font-weight: bold; display: flex; align-items: center; flex-shrink: 0; }
        .quiz-score-display { display: flex; align-items: center; gap: 8px; }
        .quiz-score-display svg { width: 28px; height: 28px; fill: var(--accent-color); }
        .quiz-player-area .progress-bar { flex-grow: 1; margin: 0; flex-direction: row-reverse; display: flex; gap: 4px; height: 10px; flex-shrink: 1; width: auto; }
        .progress-segment { flex: 1; background-color: #e5e9f0; border-radius: 5px; transition: all 0.3s ease; }
        .progress-segment.correct { background-color: var(--correct-color); }
        .progress-segment.incorrect { background-color: var(--incorrect-color); }
        .progress-segment.active { background-color: var(--accent-color); transform: scaleY(1.5); }

        .quiz-player-area .quiz-question {
            font-size: clamp(2.5rem, 10cqw, 4rem); font-weight: normal; padding: 15px; background-color: var(--surface-color); border-radius: var(--border-radius-md);
            min-height: 120px; display: block; white-space: normal; overflow: hidden; text-overflow: ellipsis; line-height: 1.3; text-align: center; width: 100%;
            box-shadow: 0 4px 15px var(--shadow-light); margin-bottom: 15px; direction: rtl; container-type: inline-size; flex-shrink: 0;
            display: flex; align-items: center; justify-content: center;
        }
        .quiz-player-area .quiz-question.color-question { border: 2px solid #e0e0e0; }
        
        .quiz-player-area .quiz-options { display: grid; grid-template-columns: 1fr; gap: 10px; width: 100%; flex-grow: 1; }
        .quiz-options.four-options { grid-template-columns: 1fr 1fr; }
        .quiz-options.five-options { grid-template-columns: 1fr 1fr; }
        .quiz-options.five-options .quiz-option-btn:last-child { grid-column: 1 / -1; }

        .quiz-player-area .quiz-option-btn {
            position: relative; 
            font-family: inherit; border: 2px solid; color: var(--text-color);
            font-size: clamp(1.9rem, 4.8vw, 2.7rem); font-weight: normal; padding: 12px; border-radius: var(--border-radius-md);
            cursor: pointer; transition: all 0.2s ease-in-out; box-shadow: 0 2px 8px var(--shadow-light);
            min-height: 50px; display: block; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; text-align: center;
            direction: rtl; 
        }
        .quiz-player-area .quiz-option-btn.color-swatch { font-size: 0; text-indent: -9999px; min-height: 70px; border-width: 3px; }
        .quiz-player-area .quiz-option-btn.color-swatch.white-swatch { border-color: #ccc; }

        .quiz-option-btn.selected { transform: scale(1.02); }
        .p1 .quiz-option-btn.selected { border-color: var(--player1-color); box-shadow: 0 4px 10px rgba(100, 167, 250, 0.4); }
        .p2 .quiz-option-btn.selected { border-color: var(--player2-color); box-shadow: 0 4px 10px rgba(247, 125, 125, 0.4); }
        
        .quiz-option-btn:disabled { cursor: not-allowed; opacity: 0.7; }

        .quiz-player-area.p1 { background-color: rgba(100, 167, 250, 0.1); }
        .quiz-player-area.p1 .quiz-option-btn { background-color: #f0f6ff; border-color: #d1e3ff; }
        .quiz-player-area.p1 .quiz-option-btn:hover:not(:disabled) { background-color: #e2eeff; border-color: var(--player1-color); transform: translateY(-2px); }
        .quiz-player-area.p2 { background-color: rgba(247, 125, 125, 0.1); }
        .quiz-player-area.p2 .quiz-option-btn { background-color: #fff0f0; border-color: #ffd6d6; }
        .quiz-player-area.p2 .quiz-option-btn:hover:not(:disabled) { background-color: #ffe4e4; border-color: var(--player2-color); transform: translateY(-2px); }

        .feedback-icon {
            position: absolute; top: 50%; left: 50%;
            transform: translate(-50%, -50%) scale(0); 
            width: clamp(30px, 8vw, 50px); height: clamp(30px, 8vw, 50px);
            border-radius: 50%; display: flex; align-items: center; justify-content: center;
            pointer-events: none; opacity: 0;
            animation: scale-in-fade-out 1.4s ease-out forwards; 
        }
        .feedback-icon svg { width: 60%; height: 60%; fill: white; }
        .feedback-icon.tick-icon { background-color: var(--correct-color); box-shadow: 0 0 15px rgba(45, 220, 115, 0.6); }
        .feedback-icon.cross-icon { background-color: var(--incorrect-color); box-shadow: 0 0 15px rgba(242, 76, 76, 0.6); animation-name: scale-in-fade-out, shake-icon; animation-duration: 1.4s, 0.4s; animation-delay: 0s, 0s; animation-timing-function: ease-out, linear; animation-iteration-count: 1, 1; }

        @keyframes scale-in-fade-out { 0% { transform: translate(-50%, -50%) scale(0); opacity: 0; } 20% { transform: translate(-50%, -50%) scale(1.1); opacity: 1; } 40% { transform: translate(-50%, -50%) scale(1); opacity: 1; } 80% { transform: translate(-50%, -50%) scale(1); opacity: 1; } 100% { transform: translate(-50%, -50%) scale(0.8); opacity: 0; } }
        @keyframes shake-icon { 10%, 90% { transform: translate(-51%, -50%) rotate(-1deg) scale(1); } 20%, 80% { transform: translate(-49%, -50%) rotate(1deg) scale(1); } 30%, 50%, 70% { transform: translate(-52%, -50%) rotate(-2deg) scale(1); } 40%, 60% { transform: translate(-48%, -50%) rotate(2deg) scale(1); } 100% { transform: translate(-50%, -50%) rotate(0deg) scale(0.8); } } /* scale eklendi */

        .game-over-overlay { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); background-color: var(--surface-color); padding: 30px 50px; border-radius: var(--border-radius-lg); border: none; z-index: 200; display: flex; flex-direction: column; align-items: center; gap: 20px; box-shadow: 0 10px 40px rgba(0,0,0,0.2); }

        #results-screen h2 { font-size: clamp(2.5rem, 6vw, 4rem); margin-bottom: 15px; margin-top: 0; }
        #results-screen h3 { font-size: clamp(2rem, 5vw, 3rem); margin: 10px 0; }
        #results-screen p { font-size: clamp(1.2rem, 3vw, 1.8rem); margin: 10px 0; color: var(--primary-color); }
        .unlocked-message { font-size: clamp(1.8rem, 5vw, 2.8rem) !important; font-weight: bold; color: var(--correct-color) !important; animation: button-glow 1.5s infinite ease-in-out; text-shadow: 0 0 10px rgba(32, 201, 151, 0.5); margin-top: 10px !important; }

        #quiz-winner-icon-container { display: flex; justify-content: center; gap: 10px; }
        #quiz-winner-icon-container svg { width: clamp(50px, 10vw, 80px); height: clamp(50px, 10vw, 80px); }
        #quiz-win-text.p1-win { color: var(--player1-color); } #quiz-winner-icon-container.p1-win svg { fill: var(--player1-color); }
        #quiz-win-text.p2-win { color: var(--player2-color); } #quiz-winner-icon-container.p2-win svg { fill: var(--player2-color); }
        #quiz-win-text.draw { color: var(--accent-color); } #quiz-winner-icon-container.draw svg { width: clamp(40px, 8vw, 60px); height: clamp(40px, 8vw, 60px); } #quiz-winner-icon-container.draw svg:first-child { fill: var(--player1-color); } #quiz-winner-icon-container.draw svg:last-child { fill: var(--player2-color); }

        .win-buttons { display: flex; gap: 30px; margin-top: 15px; }
        .win-buttons .icon-btn { background:transparent; border:none; cursor:pointer; transition:all .3s ease; padding:5px; }
        .win-buttons .icon-btn:hover { transform: scale(1.1); }
        .win-buttons .icon-btn svg { width: clamp(40px, 8vw, 56px); height: clamp(40px, 8vw, 56px); fill: var(--primary-color); }
        .win-buttons .icon-btn:hover svg { fill: var(--accent-color); }

        @keyframes pulse-start { 0%, 100% { transform: scale(1); box-shadow: 0 4px 15px var(--shadow-light); opacity: 0.95; } 50% { transform: scale(1.03); box-shadow: 0 6px 20px rgba(45, 220, 115, 0.3); opacity: 1; } }
        @keyframes button-glow { 0%, 100% { box-shadow: 0 0 8px rgba(32, 201, 151, 0.5); } 50% { box-shadow: 0 0 20px rgba(32, 201, 151, 0.8); } }
        @keyframes shake { 10%, 90% { transform: translate3d(-1px, 0, 0); } 20%, 80% { transform: translate3d(2px, 0, 0); } 30%, 50%, 70% { transform: translate3d(-4px, 0, 0); } 40%, 60% { transform: translate3d(4px, 0, 0); } }

        @media (max-width: 1000px) { #quiz-container { flex-direction: column; gap: 10px; height: auto; } #quiz-container::after { display: none; } .quiz-player-area { min-height: unset; } }
         @media (max-width: 600px) { .start-title { font-size: 2.2rem; } .option-group label { font-size: 1.3rem; } .player-button { font-size: 1.2rem; padding: 12px 14px;} #start-game-btn { font-size: 1.4rem; padding: 12px 20px;} #quiz-screen { padding: 10px; padding-top: 62px; gap: 10px;} .quiz-player-area { padding: 10px;} .quiz-player-area .quiz-question { font-size: 2.5rem; min-height: 80px; padding: 10px;} .quiz-player-area .quiz-option-btn { font-size: 2.1rem; padding: 12px; min-height: 56px;} .quiz-player-area .quiz-option-btn.color-swatch { min-height: 60px; } .feedback-icon { width: 30px; height: 30px; } .game-over-overlay { padding: 20px; width: 90%; } }

        html, body { font-family: 'Rubik', sans-serif !important; }
        .quiz-question, .quiz-option-btn { font-family: 'Arakom', 'Noto Naskh Arabic', sans-serif !important; } 
        button, input, select, .start-title, h2, h3, label, .quiz-progress, p { font-family: 'Rubik', sans-serif !important; }

/* ============ TEK KİŞİLİK MASAÜSTÜ: TÜM EKRAN, HER ŞEY BÜYÜK ============ */
@media (min-width: 1100px) {
    #quiz-screen.single-player-mode { padding-top: 20px; }
    #quiz-screen.single-player-mode #quiz-container { max-width: min(1350px, 94vw); }
    #quiz-screen.single-player-mode .quiz-player-area { gap: 2.2vh; padding: 2vh 2vw; }
    #quiz-screen.single-player-mode .quiz-player-area .quiz-progress { font-size: min(2.1rem, 3.6vh); width: 100%; }
    #quiz-screen.single-player-mode .quiz-player-area .quiz-progress svg { width: min(38px, 4.6vh); height: min(38px, 4.6vh); }
    #quiz-screen.single-player-mode .quiz-player-area .quiz-question {
        min-height: 28vh; font-size: min(6.5rem, 13vh); margin-bottom: 0;
    }
    #quiz-screen.single-player-mode .quiz-player-area .quiz-option-btn {
        font-size: min(3.8rem, 7vh); min-height: min(112px, 13.5vh); padding: 1vh 20px;
    }
    #quiz-screen.single-player-mode .quiz-player-area .quiz-option-btn.color-swatch { min-height: min(120px, 14vh); }
    #quiz-screen.single-player-mode .quiz-player-area .quiz-options { gap: 1.8vh; }
}


/* ============ İKİ KİŞİLİK MASAÜSTÜ: ÇOK DAHA BÜYÜK ============ */
@media (min-width: 1100px) {
    #quiz-screen.two-player-mode #quiz-container { max-width: min(1700px, 97vw); }
    .two-player-mode .quiz-player-area { padding: 2vh 1.5vw; gap: 2vh; }
    .two-player-mode .quiz-player-area .quiz-progress { font-size: min(2rem, 3.4vh); }
    .two-player-mode .quiz-player-area .quiz-progress svg { width: min(34px, 4.2vh); height: min(34px, 4.2vh); }
    .two-player-mode .quiz-player-area .quiz-question { min-height: 24vh; font-size: min(5.5rem, 11vh); margin-bottom: 0; }
    .two-player-mode .quiz-player-area .quiz-option-btn { font-size: min(3rem, 5.6vh); min-height: min(96px, 11.5vh); }
    .two-player-mode .quiz-player-area .quiz-option-btn.color-swatch { min-height: min(104px, 12.5vh); }
    .two-player-mode .quiz-player-area .quiz-options { gap: 1.6vh; }
}

/* İki kişilik MOBİL (alt alta): iki alan dengeli ve taşmasız kalsın */
@media (max-width: 1000px) {
    .two-player-mode .quiz-player-area { width: 100%; }
    .two-player-mode .quiz-player-area .quiz-question { min-height: 70px; font-size: clamp(2rem, 8vw, 2.8rem); padding: 8px; }
    .two-player-mode .quiz-player-area .quiz-option-btn { font-size: clamp(1.5rem, 4.2vw, 2rem); min-height: 48px; padding: 8px; }
    .two-player-mode .quiz-player-area .quiz-option-btn.color-swatch { min-height: 52px; }
    .two-player-mode .quiz-player-area .quiz-options { gap: 8px; }
}