#tutorial-welcome-modal {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    z-index: 99999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s ease;
}

#tutorial-welcome-modal.tut-visible {
    opacity: 1;
    pointer-events: all;
}

.tutorial-welcome-card {
    position: relative;
    background: linear-gradient(135deg, rgba(10, 10, 10, 0.97), rgba(20, 20, 25, 0.97));
    border: 1px solid rgba(var(--primary-rgb), 0.35);
    border-radius: 20px;
    padding: 44px 40px 36px;
    max-width: 420px;
    width: calc(100% - 40px);
    text-align: center;
    box-shadow:
        0 0 60px rgba(var(--primary-rgb), 0.12),
        0 25px 60px rgba(0, 0, 0, 0.7),
        inset 0 1px 0 rgba(255, 255, 255, 0.06);
    animation: twCardIn 0.55s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
    overflow: hidden;
}

@keyframes twCardIn {
    from { opacity: 0; transform: scale(0.82) translateY(18px); }
    to   { opacity: 1; transform: scale(1) translateY(0); }
}

.tutorial-welcome-sparkles {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
}

.tw-spark {
    position: absolute;
    color: var(--primary);
    opacity: 0;
    font-size: 14px;
    animation: twSparkFloat 3.5s ease-in-out infinite;
}
.tw-spark-1 { top: 18%; left: 12%; animation-delay: 0s;    animation-duration: 3.2s; }
.tw-spark-2 { top: 25%; right: 14%; animation-delay: 0.8s; animation-duration: 3.8s; font-size: 10px; }
.tw-spark-3 { bottom: 22%; left: 18%; animation-delay: 1.5s; animation-duration: 4s; font-size: 11px; }
.tw-spark-4 { bottom: 18%; right: 10%; animation-delay: 2.1s; animation-duration: 3.5s; }

@keyframes twSparkFloat {
    0%   { opacity: 0; transform: translateY(0) scale(0.5) rotate(0deg); }
    30%  { opacity: 0.8; }
    60%  { opacity: 0.5; }
    100% { opacity: 0; transform: translateY(-30px) scale(1.2) rotate(30deg); }
}

.tutorial-welcome-icon {
    font-size: 42px;
    margin-bottom: 16px;
    display: block;
    animation: twIconPop 0.6s 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275) both;
    filter: drop-shadow(0 0 16px rgba(var(--primary-rgb), 0.5));
}

@keyframes twIconPop {
    from { transform: scale(0) rotate(-15deg); opacity: 0; }
    to   { transform: scale(1) rotate(0deg);   opacity: 1; }
}

.tutorial-welcome-title {
    font-size: 22px;
    font-weight: 800;
    color: #fff;
    margin-bottom: 12px;
    letter-spacing: -0.3px;
    text-shadow: 0 0 20px rgba(var(--primary-rgb), 0.3);
}

.tutorial-welcome-desc {
    font-size: 14px;
    color: #aaa;
    line-height: 1.65;
    margin-bottom: 30px;
}

.tutorial-welcome-btns {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
}

.tutorial-btn-yes {
    background: linear-gradient(135deg, rgba(var(--primary-rgb), 0.9), rgba(var(--primary-rgb), 0.6));
    color: #000;
    font-weight: 700;
    font-size: 14px;
    border: none;
    padding: 12px 28px;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.25s ease;
    box-shadow: 0 0 20px rgba(var(--primary-rgb), 0.35);
    min-width: 140px;
}

.tutorial-btn-yes:hover {
    transform: translateY(-2px) scale(1.04);
    box-shadow: 0 0 35px rgba(var(--primary-rgb), 0.55);
}

.tutorial-btn-no {
    background: rgba(255, 255, 255, 0.05);
    color: #666;
    font-weight: 500;
    font-size: 13px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 12px 24px;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.25s ease;
    min-width: 120px;
}

.tutorial-btn-no:hover {
    color: #aaa;
    border-color: rgba(255, 255, 255, 0.25);
    background: rgba(255, 255, 255, 0.08);
}

#tutorial-cinematic-overlay {
    position: fixed;
    inset: 0;
    background: #000;
    z-index: 100000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.5s ease;
}

#tutorial-cinematic-overlay.tut-cin-visible {
    opacity: 1;
    pointer-events: all;
}

#tutorial-cinematic-overlay.tut-cin-fadeout {
    opacity: 0;
    pointer-events: none;
}

.tut-cin-letters {
    display: flex;
    gap: 4px;
    align-items: center;
    justify-content: center;
    perspective: 600px;
}

.tut-cin-letter {
    font-size: clamp(60px, 14vw, 130px);
    font-weight: 900;
    letter-spacing: 0.06em;
    color: var(--primary);
    opacity: 0;
    transform: rotateY(-90deg) scale(0.4);
    transform-style: preserve-3d;
    transition: none;
    text-shadow:
        0 0 30px rgba(var(--primary-rgb), 0.8),
        0 0 80px rgba(var(--primary-rgb), 0.4),
        0 0 3px #fff;
    display: inline-block;
    will-change: transform, opacity, text-shadow;
    filter: brightness(1.5);
}

.tut-cin-letter.tut-cin-animate {
    animation: tutLetterIn 0.55s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}

.tut-cin-letter.tut-cin-glow {
    animation: tutLetterGlow 1.8s ease-in-out infinite alternate;
}

@keyframes tutLetterIn {
    0%   { opacity: 0; transform: rotateY(-90deg) scale(0.4) translateZ(-50px); filter: brightness(3) blur(4px); }
    60%  { opacity: 1; transform: rotateY(8deg)   scale(1.08) translateZ(0); filter: brightness(2) blur(0); }
    80%  { transform: rotateY(-4deg) scale(0.97); filter: brightness(1.5); }
    100% { opacity: 1; transform: rotateY(0deg)   scale(1) translateZ(0); filter: brightness(1.5); }
}

@keyframes tutLetterGlow {
    0%   { text-shadow: 0 0 20px rgba(var(--primary-rgb), 0.6), 0 0 60px rgba(var(--primary-rgb), 0.3); filter: brightness(1.3); }
    100% { text-shadow: 0 0 40px rgba(var(--primary-rgb), 1),   0 0 120px rgba(var(--primary-rgb), 0.6), 0 0 4px #fff; filter: brightness(2); }
}

#tutorial-cinematic-overlay::after {
    content: '';
    position: absolute;
    inset: 0;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(0, 0, 0, 0.06) 2px,
        rgba(0, 0, 0, 0.06) 4px
    );
    pointer-events: none;
    z-index: 1;
    animation: tutScanMove 8s linear infinite;
}

@keyframes tutScanMove {
    from { background-position: 0 0; }
    to   { background-position: 0 100px; }
}

#tutorial-cinematic-overlay::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center, transparent 40%, rgba(0,0,0,0.7) 100%);
    pointer-events: none;
    z-index: 2;
}

.tut-cin-letters {
    position: relative;
    z-index: 3;
}

#tutorial-spotlight-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.82);
    z-index: 30001;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.45s ease;
}

#tutorial-spotlight-overlay.tut-spl-visible {
    opacity: 1;
}

#tutorial-spotlight-frame {
    position: fixed;
    z-index: 30002;
    pointer-events: none;
    border-radius: 12px;
    opacity: 0;
    transition: opacity 0.45s ease;
    box-shadow:
        0 0 0 3px rgba(var(--primary-rgb), 0.6),
        0 0 30px rgba(var(--primary-rgb), 0.25),
        0 0 60px rgba(var(--primary-rgb), 0.1);
    animation: tutSpotPulse 2s ease-in-out infinite alternate;
}

#tutorial-spotlight-frame.tut-frame-visible {
    opacity: 1;
}


@keyframes tutSpotPulse {
    0%   { box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.5), 0 0 20px rgba(var(--primary-rgb), 0.2); }
    100% { box-shadow: 0 0 0 5px rgba(var(--primary-rgb), 0.85), 0 0 50px rgba(var(--primary-rgb), 0.45); }
}

#tutorial-bubble {
    position: fixed;
    z-index: 30010;
    width: min(400px, calc(100vw - 32px));
    background: linear-gradient(160deg, rgba(12, 12, 18, 0.98), rgba(8, 8, 14, 0.98));
    border: 1px solid rgba(var(--primary-rgb), 0.4);
    border-radius: 18px;
    padding: 24px 24px 20px;
    box-shadow:
        0 0 50px rgba(var(--primary-rgb), 0.15),
        0 20px 50px rgba(0, 0, 0, 0.7),
        inset 0 1px 0 rgba(255, 255, 255, 0.07);
    opacity: 0;
    pointer-events: none;
    transform: translateY(12px) scale(0.96);
    transition: opacity 0.35s ease, transform 0.35s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

#tutorial-bubble.tut-bbl-visible {
    opacity: 1;
    pointer-events: all;
    transform: translateY(0) scale(1);
}

#tutorial-bubble::before {
    content: '';
    position: absolute;
    left: 28px;
    bottom: -10px;
    width: 0;
    height: 0;
    border-left: 10px solid transparent;
    border-right: 10px solid transparent;
    border-top: 10px solid rgba(var(--primary-rgb), 0.4);
}

#tutorial-bubble::after {
    content: '';
    position: absolute;
    left: 29px;
    bottom: -9px;
    width: 0;
    height: 0;
    border-left: 9px solid transparent;
    border-right: 9px solid transparent;
    border-top: 9px solid #0c0c12;
}

#tutorial-bubble.arrow-up::before {
    bottom: auto;
    top: -10px;
    border-top: none;
    border-bottom: 10px solid rgba(var(--primary-rgb), 0.4);
}
#tutorial-bubble.arrow-up::after {
    bottom: auto;
    top: -9px;
    border-top: none;
    border-bottom: 9px solid #0c0c12;
}

.tut-bbl-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
}

.tut-bbl-step {
    font-size: 10px;
    color: rgba(var(--primary-rgb), 0.7);
    font-weight: 600;
    letter-spacing: 1.2px;
    text-transform: uppercase;
    background: rgba(var(--primary-rgb), 0.1);
    border: 1px solid rgba(var(--primary-rgb), 0.2);
    border-radius: 20px;
    padding: 2px 10px;
}

.tut-bbl-title {
    font-size: 16px;
    font-weight: 700;
    color: #fff;
    line-height: 1.3;
    margin-bottom: 10px;
    text-shadow: 0 0 15px rgba(var(--primary-rgb), 0.25);
}

.tut-bbl-desc {
    font-size: 13px;
    color: #999;
    line-height: 1.65;
    margin-bottom: 16px;
}

.tut-bbl-prompt {
    font-size: 13px;
    color: rgba(var(--primary-rgb), 0.85);
    line-height: 1.55;
    margin-bottom: 16px;
    padding: 10px 14px;
    background: rgba(var(--primary-rgb), 0.07);
    border: 1px solid rgba(var(--primary-rgb), 0.18);
    border-radius: 8px;
    display: none;
}

.tut-bbl-prompt.tut-visible {
    display: block;
}

.tut-bbl-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    margin-top: 4px;
}

.tut-bbl-skip {
    font-size: 11px;
    color: #444;
    cursor: pointer;
    background: none;
    border: none;
    padding: 4px 0;
    transition: color 0.2s ease;
    text-decoration: underline;
    text-underline-offset: 3px;
}

.tut-bbl-skip:hover { color: #777; }

.tut-bbl-nav {
    display: flex;
    gap: 8px;
    align-items: center;
}

.tut-bbl-btn {
    font-size: 13px;
    font-weight: 600;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    padding: 9px 20px;
    transition: all 0.22s ease;
}

.tut-bbl-btn-primary {
    background: rgba(var(--primary-rgb), 0.85);
    color: #000;
    box-shadow: 0 0 16px rgba(var(--primary-rgb), 0.3);
}

.tut-bbl-btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 0 28px rgba(var(--primary-rgb), 0.5);
    background: rgba(var(--primary-rgb), 1);
}

.tut-bbl-btn-primary:disabled {
    opacity: 0.35;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.tut-bbl-btn-secondary {
    background: rgba(255,255,255,0.06);
    color: #666;
    border: 1px solid rgba(255,255,255,0.1);
}

.tut-bbl-btn-secondary:hover {
    color: #aaa;
    border-color: rgba(255,255,255,0.2);
}

@media (max-width: 480px) {
    .tutorial-welcome-card { padding: 36px 24px 28px; }
    .tutorial-welcome-title { font-size: 19px; }
    #tutorial-bubble { padding: 20px 18px 16px; }
    .tut-bbl-footer { flex-direction: column-reverse; align-items: stretch; }
    .tut-bbl-nav { justify-content: flex-end; }
}


#tut-celebration {
    position: fixed;
    inset: 0;
    z-index: 100001;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.5s ease;
}

#tut-celebration.tut-cel-visible {
    opacity: 1;
    pointer-events: all;
}

.tut-cel-bg {
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center,
        rgba(0, 20, 10, 0.97) 0%,
        rgba(0, 0, 0, 0.99) 100%);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
}

.tut-cel-scene {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0;
    perspective: 800px;
}

.tut-cel-ring {
    position: absolute;
    border-radius: 50%;
    border: 2px solid rgba(var(--primary-rgb), 0.5);
    box-shadow: 0 0 20px rgba(var(--primary-rgb), 0.3);
}

.tut-cel-ring1 {
    width: 200px; height: 200px;
    animation: tutCelRing1 3s linear infinite;
    border-color: rgba(var(--primary-rgb), 0.6);
}
.tut-cel-ring2 {
    width: 280px; height: 280px;
    animation: tutCelRing2 4.5s linear infinite reverse;
    border-color: rgba(0, 195, 255, 0.4);
}
.tut-cel-ring3 {
    width: 360px; height: 360px;
    animation: tutCelRing3 6s linear infinite;
    border-color: rgba(168, 85, 247, 0.25);
}

@keyframes tutCelRing1 {
    0%   { transform: rotateX(70deg) rotateZ(0deg); }
    100% { transform: rotateX(70deg) rotateZ(360deg); }
}
@keyframes tutCelRing2 {
    0%   { transform: rotateX(60deg) rotateY(20deg) rotateZ(0deg); }
    100% { transform: rotateX(60deg) rotateY(20deg) rotateZ(360deg); }
}
@keyframes tutCelRing3 {
    0%   { transform: rotateX(50deg) rotateY(-15deg) rotateZ(0deg); }
    100% { transform: rotateX(50deg) rotateY(-15deg) rotateZ(360deg); }
}

.tut-cel-trophy {
    font-size: clamp(64px, 12vw, 96px);
    animation: tutCelTrophy 0.7s 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275) both,
               tutCelTrophyFloat 3s 1s ease-in-out infinite;
    filter: drop-shadow(0 0 30px rgba(var(--primary-rgb), 0.7))
            drop-shadow(0 0 60px rgba(var(--primary-rgb), 0.4));
    position: relative;
    z-index: 2;
    margin-bottom: 24px;
}

@keyframes tutCelTrophy {
    0%   { opacity: 0; transform: scale(0) rotateY(-180deg); }
    60%  { transform: scale(1.2) rotateY(15deg); }
    100% { opacity: 1; transform: scale(1) rotateY(0deg); }
}
@keyframes tutCelTrophyFloat {
    0%, 100% { transform: translateY(0) scale(1); }
    50%       { transform: translateY(-12px) scale(1.04); }
}

.tut-cel-particles {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
}

.tut-cel-dot {
    position: absolute;
    border-radius: 3px;
    animation: tutCelDot linear both;
}

@keyframes tutCelDot {
    0%   { opacity: 1; transform: translateY(0) rotate(0deg) scale(1); }
    100% { opacity: 0; transform: translateY(-120px) rotate(720deg) scale(0.3); }
}

.tut-cel-title {
    font-size: clamp(22px, 5vw, 32px);
    font-weight: 800;
    color: #fff;
    text-align: center;
    letter-spacing: -0.5px;
    text-shadow: 0 0 30px rgba(var(--primary-rgb), 0.5);
    position: relative;
    z-index: 2;
    animation: tutCelFadeUp 0.6s 0.9s both;
}

.tut-cel-sub {
    font-size: clamp(13px, 2.5vw, 15px);
    color: #888;
    text-align: center;
    line-height: 1.6;
    max-width: 340px;
    margin-top: 10px;
    position: relative;
    z-index: 2;
    animation: tutCelFadeUp 0.6s 1.1s both;
    padding: 0 16px;
}

.tut-cel-btn {
    margin-top: 28px;
    background: rgba(var(--primary-rgb), 0.9);
    color: #000;
    font-weight: 700;
    font-size: 15px;
    border: none;
    padding: 14px 36px;
    border-radius: 12px;
    cursor: pointer;
    position: relative;
    z-index: 2;
    animation: tutCelFadeUp 0.6s 1.3s both;
    transition: all 0.25s ease;
    box-shadow: 0 0 30px rgba(var(--primary-rgb), 0.4),
                0 8px 24px rgba(0, 0, 0, 0.5);
}

.tut-cel-btn:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 0 50px rgba(var(--primary-rgb), 0.65),
                0 12px 32px rgba(0, 0, 0, 0.5);
}

@keyframes tutCelFadeUp {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}

@media (max-width: 480px) {
    .tut-cel-ring1 { width: 150px; height: 150px; }
    .tut-cel-ring2 { width: 210px; height: 210px; }
    .tut-cel-ring3 { width: 270px; height: 270px; }
}

@media (pointer: coarse), (max-width: 768px) {
    #tutorial-welcome-modal {
        background: rgba(0, 0, 0, 0.94) !important;
        backdrop-filter: none !important;
        -webkit-backdrop-filter: none !important;
    }
    
    .tut-cel-bg {
        background: radial-gradient(ellipse at center,
            rgba(0, 20, 10, 0.99) 0%,
            rgba(0, 0, 0, 1) 100%) !important;
        backdrop-filter: none !important;
        -webkit-backdrop-filter: none !important;
    }
}

#tutorial-language-modal {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    z-index: 99999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s ease;
}

#tutorial-language-modal.tut-visible {
    opacity: 1;
    pointer-events: all;
}

.tutorial-language-card {
    position: relative;
    background: linear-gradient(135deg, rgba(10, 10, 10, 0.97), rgba(20, 20, 25, 0.97));
    border: 1px solid rgba(var(--primary-rgb), 0.35);
    border-radius: 20px;
    padding: 44px 40px 36px;
    max-width: 420px;
    width: calc(100% - 40px);
    text-align: center;
    box-shadow:
        0 0 60px rgba(var(--primary-rgb), 0.12),
        0 25px 60px rgba(0, 0, 0, 0.7),
        inset 0 1px 0 rgba(255, 255, 255, 0.06);
    animation: twCardIn 0.55s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
    overflow: hidden;
}

.tutorial-language-box {
    margin-bottom: 30px;
}

.tutorial-language-title {
    font-size: 22px;
    font-weight: 800;
    color: #fff;
    margin-bottom: 8px;
    letter-spacing: -0.3px;
    text-shadow: 0 0 20px rgba(var(--primary-rgb), 0.3);
}

.tutorial-language-subtitle {
    font-size: 16px;
    font-weight: 600;
    color: rgba(var(--primary-rgb), 0.85);
    margin: 0;
    text-shadow: 0 0 10px rgba(var(--primary-rgb), 0.2);
}

.tutorial-language-btns {
    display: flex;
    gap: 24px;
    justify-content: center;
    align-items: center;
    margin-top: 10px;
}

.lang-btn {
    position: relative;
    height: 70px;
    padding: 0;
    border-radius: 12px;
    overflow: hidden;
    cursor: pointer;
    background: transparent;
    border: 2px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
}

.lang-btn svg {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.3s ease;
}

.lang-btn:hover {
    transform: translateY(-4px) scale(1.06);
    border-color: rgba(255, 255, 255, 0.4);
}

.lang-btn:active {
    transform: translateY(-1px) scale(0.98);
}

.lang-btn-en:hover {
    box-shadow: 
        0 8px 25px rgba(1, 33, 105, 0.6),
        0 0 15px rgba(200, 16, 46, 0.4),
        0 0 0 3px rgba(1, 33, 105, 0.3);
}

.lang-btn-tr:hover {
    box-shadow: 
        0 8px 25px rgba(227, 10, 23, 0.6),
        0 0 15px rgba(255, 255, 255, 0.2),
        0 0 0 3px rgba(227, 10, 23, 0.3);
}

@media (max-width: 480px) {
    .tutorial-language-card {
        padding: 36px 24px 28px;
    }
    .tutorial-language-title {
        font-size: 19px;
    }
    .tutorial-language-subtitle {
        font-size: 14px;
    }
    .lang-btn {
        height: 60px;
    }
}

@media (pointer: coarse), (max-width: 768px) {
    #tutorial-language-modal {
        background: rgba(0, 0, 0, 0.94) !important;
        backdrop-filter: none !important;
        -webkit-backdrop-filter: none !important;
    }
}