:root {
    --bg-color: #0f172a;
    --card-bg: #1e293b;
    --text-main: #f1f5f9;
    --text-muted: #94a3b8;
    --accent: #3b82f6;
    --accent-hover: #2563eb;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --border: #334155;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
}

body {
    background-color: var(--bg-color);
    color: var(--text-main);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
}

.container {
    background-color: var(--card-bg);
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.3);
    width: 100%;
    max-width: 480px;
    border: 1px solid var(--border);
}

h1 {
    text-align: center;
    margin-bottom: 1.5rem;
    font-weight: 700;
    font-size: 1.5rem;
    letter-spacing: -0.025em;
}

/* Password Display */
.password-section {
    background-color: #0f172a;
    border: 1px solid var(--border);
    border-radius: 0.5rem;
    margin-bottom: 1.5rem;
    overflow: hidden;
    transition: border-color 0.2s;
}

.password-section:hover {
    border-color: var(--accent);
}

.password-display {
    padding: 1.5rem 1.5rem 0.5rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
}

.password-content {
    flex-grow: 1;
    margin-right: 10px;
}

#result {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.25rem;
    word-break: break-all;
    color: var(--accent);
    font-weight: 500;
    line-height: 1.4;
    display: block;
}

.action-buttons {
    display: flex;
    gap: 0.25rem; /* Чуть уменьшил отступ */
    flex-shrink: 0;
}

/* Возвращаем старый стиль кнопок */
.icon-btn {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-muted); /* Серый по умолчанию */
    padding: 5px;
    transition: color 0.2s; /* Плавная смена только цвета */
    display: flex;
    align-items: center;
    justify-content: center;
}

.icon-btn:hover {
    color: var(--text-main); /* Белый при наведении */
    background: none; /* Никакого фона */
}

/* Original Text (Quote source) */
.quote-display {
    padding: 0 1.5rem 0.5rem 1.5rem;
    font-size: 0.85rem;
    color: var(--text-muted);
    font-style: italic;
    min-height: 1.5em;
}

.quote-author {
    color: var(--text-main);
    font-weight: 600;
    font-style: normal;
    font-size: 0.75rem;
    display: block;
    margin-top: 2px;
}

/* Strength Meter */
.strength-container {
    padding: 0.5rem 1.5rem 1rem 1.5rem;
}

.strength-bar-bg {
    height: 4px;
    background-color: var(--border);
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.strength-bar {
    height: 100%;
    width: 0%;
    background-color: var(--danger);
    transition: width 0.3s ease, background-color 0.3s ease;
}

.strength-text {
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-muted);
}

.strength-val {
    transition: color 0.3s;
}

/* Controls */
.controls {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.control-group {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.control-group.hidden {
    display: none;
}

label.group-title {
    font-size: 0.875rem;
    color: var(--text-muted);
    font-weight: 500;
    margin-bottom: 0.25rem;
}

/* Slider */
.slider-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.slider-container {
    display: flex;
    align-items: center;
    gap: 1rem;
}

input[type="range"] {
    width: 100%;
    height: 6px;
    background: var(--border);
    border-radius: 3px;
    appearance: none;
    outline: none;
}

input[type="range"]::-webkit-slider-thumb {
    appearance: none;
    width: 18px;
    height: 18px;
    background: var(--accent);
    border-radius: 50%;
    cursor: pointer;
    transition: transform 0.1s;
}

input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.1);
}

.value-display {
    background: var(--border);
    padding: 0.2rem 0.6rem;
    border-radius: 0.25rem;
    font-size: 0.875rem;
    min-width: 30px;
    text-align: center;
}

/* Custom Radio Buttons */
.radio-group {
    display: flex;
    gap: 0.5rem;
}

.radio-group.full-width .radio-label {
    flex: 1;
    text-align: center;
}

.radio-input {
    display: none;
}

.radio-label {
    padding: 0.6rem 1rem;
    background-color: #0f172a;
    border: 1px solid var(--border);
    border-radius: 0.5rem;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.2s;
    user-select: none;
    display: flex;
    justify-content: center;
    align-items: center;
}

.radio-input:checked + .radio-label {
    background-color: var(--accent);
    border-color: var(--accent);
    color: white;
}

.radio-label:hover {
    border-color: var(--accent);
}

/* Checkboxes Grid */
.options-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 0.5rem;
}

.checkbox-wrapper {
    position: relative;
}

.checkbox-label {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.6rem;
    background-color: #0f172a;
    border: 1px solid var(--border);
    border-radius: 0.5rem;
    cursor: pointer;
    font-size: 0.9rem;
    transition: all 0.2s;
    user-select: none;
}

.checkbox-input {
    display: none;
}

.checkbox-input:checked + .checkbox-label {
    border-color: var(--success);
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--success);
}

/* Generate Button */
.generate-btn {
    width: 100%;
    padding: 1rem;
    background-color: var(--accent);
    color: white;
    border: none;
    border-radius: 0.5rem;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.2s, transform 0.1s;
    margin-top: 0.5rem;
}

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

.generate-btn:active {
    transform: translateY(1px);
}

/* Toast */
.toast {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background-color: var(--success);
    color: white;
    padding: 12px 24px;
    border-radius: 8px;
    opacity: 0;
    transition: all 0.3s cubic-bezier(0.68, -0.55, 0.27, 1.55);
    font-weight: 500;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.3);
    z-index: 100;
}

.toast.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

.icon {
    width: 20px;
    height: 20px;
    fill: currentColor;
}