*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'League Spartan', sans-serif;
}

:root {
    --dk-violet: #161b22; 
    --lt-violet: #21262d; 
    --lt-violet2: #30363d; 
    --vb-violet: #8b5cf6; 
    --vb-violet2: #7c3aed;
    --vb-yellow: #eab308; 
    --pl-white: #f0f6fc; 
    --vb-cyan: #2dd4bf; 
    --dk-text: #0f172a;
}

body {
    width: 100vw;
    min-height: 100vh; 
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: #262e3b; 
    padding: 2rem 0;
}

.container {
    width: 90%;
    max-width: 450px;
}

h1 {
    color: var(--pl-white);
    opacity: 0.85;
    text-transform: uppercase;
    letter-spacing: 2px;
    text-align: center;
    line-height: 1.2;
    margin-bottom: 1rem;
}

.display-container {
    position: relative;
    background-color: var(--dk-violet);
    border-radius: 1rem;
    border: 1px solid var(--lt-violet2);
    margin: 1rem 0;
    display: flex;
    align-items: center;
}

.display {
    width: 100%;
    background-color: transparent;
    padding: 1.15rem 1rem;
    color: var(--vb-yellow);
    font-weight: 600;
    font-size: 1.5rem;
    line-height: 30px;
    letter-spacing: 1px;
    padding-right: 5.5rem;
    border: none;
    outline: none;
}

.display::placeholder {
    color: var(--vb-yellow);
    opacity: 0.5;
    text-transform: uppercase;
}

.display-container .btns {
    position: absolute;
    right: 1.5rem;
    background-color: transparent;
    border: none;
    outline: none;
    cursor: pointer;
}

.input-container {
    width: 100%;
    background-color: var(--dk-violet);
    border-radius: 1rem;
    padding: 2rem;
    border: 1px solid var(--lt-violet2); 
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5); 
}

.length-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.length-container p:nth-child(1) { color: var(--pl-white); font-size: 1.25rem; }
.length-container p:nth-child(2) { color: var(--vb-yellow); font-size: 1.5rem; font-weight: 600; }

.slider {
    appearance: none;
    width: 100%;
    height: 0.5rem; 
    cursor: pointer;
    background-color: var(--lt-violet);
    border-radius: 1rem;
    margin-top: 1.5rem;
    margin-bottom: 1.5rem;
    background-image: linear-gradient(var(--vb-violet), var(--vb-violet));
    background-repeat: no-repeat;
    border: none;
    outline: none;
}

.slider::-webkit-slider-thumb {
    appearance: none;
    height: 1.5rem;
    width: 1.5rem;
    border-radius: 50%;
    background-color: var(--vb-yellow);
    cursor: pointer;
    box-shadow: 0px 0px 15px 0px rgba(234, 179, 8, 0.4);
    transition: all 100ms ease-in;
}

.check {
    display: flex;
    align-items: center;
    margin: 1rem 0;
    gap: 1rem; 
}

.check input {
    appearance: none;
    width: 18px;
    height: 18px;
    border: 2px solid var(--vb-cyan);
    cursor: pointer;
    position: relative;
    border-radius: 0.25rem;
    flex-shrink: 0; 
}

.check input:checked { background-color: var(--vb-cyan); }
.check input:checked::before {
    content: '✔';
    position: absolute;
    color: var(--dk-text);
    font-size: 0.85rem;
    font-weight: 800;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
}

.check label { color: var(--pl-white); font-size: 1.15rem; cursor: pointer; }

.strength-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 1.5rem;
    margin-bottom: 1.5rem;
}

.strength-container p { color: var(--pl-white); font-size: 1.25rem; }

.strength-info {
    display: flex;
    align-items: center;
    gap: 10px;
}

.indicator {
    width: 1.25rem;
    height: 1.25rem;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.strength-text {
    color: var(--pl-white);
    font-size: 1.15rem;
    font-weight: 600;
    text-transform: uppercase;
}

.suggestions {
    color: var(--vb-yellow);
    font-size: 0.85rem;
    text-align: center;
    margin-bottom: 1rem;
    line-height: 1.3;
}

.custom-word-input {
    width: 100%;
    background-color: var(--lt-violet); 
    border: 1px solid var(--lt-violet2); 
    color: var(--pl-white);
    padding: 0.85rem 1rem;
    border-radius: 0.5rem;
    font-size: 1.15rem;
    margin-bottom: 1rem;
    outline: none;
}

#hideTimer, #warningMsg {
    text-align: center;
    margin-bottom: 0.2rem;
    font-size: 0.95rem;
    min-height: 1.2rem;
}
#hideTimer { color: var(--vb-yellow); }
#warningMsg { color: #ff4d4d; }

.generateButton {
    width: 100%;
    padding: 1rem 0;
    background-color: var(--vb-violet);
    text-align: center;
    border-radius: 0.5rem;
    border: none;
    color: var(--pl-white);
    font-weight: 600;
    font-size: 1.25rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.generateButton:hover { background-color: var(--vb-violet2); }

.history-container {
    width: 100%;
    background-color: rgba(33, 38, 45, 0.6); 
    border-radius: 1rem;
    padding: 1.5rem;
    border: 1px solid var(--lt-violet2);
    margin-top: 1rem;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.history-container h3 {
    color: var(--pl-white);
    font-size: 1.1rem;
    margin-bottom: 1rem;
}

.history-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    width: 100%;
    align-items: center;
    margin-bottom: 1rem;
}

.history-item {
    color: var(--vb-yellow);
    border: 1px solid var(--lt-violet2);
    padding: 0.5rem 1.5rem;
    border-radius: 1rem;
    font-size: 1rem;
    letter-spacing: 1px;
    background-color: rgba(22, 27, 34, 0.8);
}

.clear-btn {
    background-color: #fca5a5; 
    color: #7f1d1d;
    border: none;
    padding: 0.5rem 1.5rem;
    border-radius: 0.5rem;
    cursor: pointer;
    font-weight: 600;
    transition: opacity 0.2s;
}

.clear-btn:hover { opacity: 0.8; }

.project-back-button {
    position: absolute;
    top: 20px;
    left: 20px;
    color: var(--pl-white);
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: 600;
    padding: 8px 16px;
    border: 1px solid var(--lt-violet2);
    border-radius: 8px;
    background-color: var(--dk-violet);
    transition: color 0.2s ease;
}

.project-back-button:hover {
    color: var(--vb-yellow);
    border-color: var(--vb-yellow);
    background-color: rgba(234, 179, 8, 0.1);
}