:root {
    --primary: #4361ee;
    --primary-dark: #3a56d4;
    --secondary: #06d6a0;
    --gray-100: #f8f9fa;
    --gray-200: #e9ecef;
    --gray-300: #dee2e6;
    --gray-400: #ced4da;
    --gray-500: #adb5bd;
    --gray-600: #6c757d;
    --gray-700: #495057;
    --gray-800: #343a40;
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.02);
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --transition: all 0.15s ease;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--gray-100);
    color: var(--gray-800);
    line-height: 1.4;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 12px;
    flex: 1;
    width: 100%;
}

.flex_block { display: flex; flex-wrap: wrap; gap: 12px; }

h1 {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: 12px;
}

h1:before {
    content: '';
    display: inline-block;
    width: 28px;
    height: 28px;
    background-image: url(/logo.svg);
    background-size: contain;
}

h2 { font-size: 1.2rem; font-weight: 500; color: var(--gray-700); margin-bottom: 12px; }

.menu {
    display: flex;
    gap: 6px 12px;
    justify-content: center;
    flex-wrap: wrap;
    padding: 10px 12px;
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    margin-bottom: 16px;
    border: 1px solid var(--gray-200);
}

.menu a {
    color: var(--gray-700);
    text-decoration: none;
    font-size: 0.85rem;
    padding: 4px 10px;
    border-radius: var(--radius-sm);
}

.menu a:hover { color: var(--primary); background: var(--gray-100); }

#articleForm, #resultsContainer {
    width: calc(50% - 6px);
    background: white;
    padding: 16px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-200);
}

#articleForm { display: flex; flex-wrap: wrap; gap: 10px; }

.form-group { width: 100%; }

.form-group.col-2 {
    width: calc(50% - 5px);
    display: flex;
    flex-direction: column;
    gap: 4px;
}

label {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--gray-600);
    margin-bottom: 2px;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

input[type="number"], input[type="text"], textarea {
    width: 100%;
    padding: 6px 10px;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    transition: var(--transition);
    background: white;
}

input[type="number"]:focus, input[type="text"]:focus, textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(67, 97, 238, 0.1);
}

textarea {
    min-height: 180px;
    font-family: monospace;
    font-size: 0.8rem;
    padding: 8px;
}

button {
    padding: 6px 12px;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    background: white;
    color: var(--gray-700);
}

button:hover { background: var(--gray-100); border-color: var(--gray-400); }

.generate-btn {
    background: var(--primary);
    color: white;
    border: none;
    padding: 10px 16px;
    font-size: 0.95rem;
    width: 100%;
    margin-top: 6px;
}

.generate-btn:hover { background: var(--primary-dark); }

.copy-btn {
    background: white;
    color: var(--primary);
    border: 1px solid var(--primary);
    margin: 0 auto 12px auto;
    padding: 6px 16px;
}

.form-group_password {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 6px 0;
    padding: 6px 10px;
    background: var(--gray-100);
    border-radius: var(--radius-sm);
    border: 1px solid var(--gray-200);
}

.form-group_password label {
    min-width: 120px;
    margin: 0;
    text-transform: none;
    font-size: 0.85rem;
}

.slider-container {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 8px;
}

input[type="range"] {
    flex: 1;
    height: 4px;
    background: var(--gray-300);
    border-radius: 2px;
}

input[type="range"]::-webkit-slider-thumb {
    width: 14px;
    height: 14px;
    background: var(--primary);
    border-radius: 50%;
    border: 2px solid white;
}

#lengthValue {
    font-weight: 600;
    color: var(--primary);
    background: white;
    padding: 2px 4px;
    border-radius: var(--radius-sm);
    min-width: 30px;
    text-align: center;
    font-size: 0.85rem;
    border: 1px solid var(--gray-200);
}

input[type="checkbox"] { width: 14px; height: 14px; margin-right: 6px; }

#results {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 6px;
    margin-top: 12px;
}

.password {
    padding: 8px 10px;
    background: var(--gray-100);
    border-radius: var(--radius-sm);
    cursor: pointer;
    text-align: center;
    font-family: monospace;
    font-size: 0.85rem;
    border: 1px solid var(--gray-200);
    position: relative;
    overflow: hidden;
}

.password:hover { background: white; border-color: var(--primary); }

.tooltip {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    background: var(--secondary);
    color: white;
    font-size: 0.75rem;
    padding: 3px;
    transform: translateY(-100%);
    transition: transform 0.2s;
}

.password.copied .tooltip { transform: translateY(0); }

.delimiter-options {
    background: var(--gray-100);
    padding: 10px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--gray-200);
}

.delimiter-option {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 6px;
    font-size: 0.85rem;
}

.delimiter-option:last-child { margin-bottom: 0; }

input[type="radio"] { width: 14px; height: 14px; margin: 0; }

.custom-delimiter { margin-top: 8px; }

.preset-chars {
    margin: 10px 0 4px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 4px;
}

.preset-chars span { font-size: 0.8rem; color: var(--gray-600); margin-right: 4px; }

.preset-btn {
    padding: 4px 8px;
    background: var(--gray-100);
    border: 1px solid var(--gray-300);
    border-radius: 20px;
    font-size: 0.75rem;
    color: var(--gray-700);
}

.preset-btn:hover { background: var(--primary); border-color: var(--primary); color: white; }

.placeholder-container {
    background: var(--gray-100);
    padding: 10px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--gray-200);
}

.placeholder-container label { display: flex; align-items: center; gap: 6px; margin: 0; }

.placeholder-input { margin-top: 8px; }

.hidden { display: none; }

#cookie-banner {
    position: fixed;
    bottom: 12px;
    left: 12px;
    right: 12px;
    max-width: 800px;
    margin: 0 auto;
    background: white;
    padding: 12px 16px;
    border-radius: var(--radius-lg);
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    border: 1px solid var(--gray-200);
    z-index: 9999;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    font-size: 0.85rem;
}

#cookie-banner p { margin: 0; flex: 1; min-width: 240px; color: var(--gray-700); }

#cookie-accept {
    background: var(--primary);
    color: white;
    border: none;
    padding: 8px 16px;
    font-size: 0.85rem;
    border-radius: var(--radius-sm);
    white-space: nowrap;
}

#cookie-accept:hover { background: var(--primary-dark); }

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.3);
    z-index: 1000;
}

.modal-content {
    background: white;
    margin: 50px auto;
    padding: 20px;
    max-width: 500px;
    width: 90%;
    border-radius: var(--radius-lg);
    box-shadow: 0 8px 20px rgba(0,0,0,0.15);
    max-height: calc(100vh - 100px);
    overflow-y: auto;
}

.modal-content h2 { font-size: 1.1rem; margin-top: 16px; }
.modal-content h2:first-child { margin-top: 0; }
.modal-content p { color: var(--gray-700); margin-bottom: 10px; font-size: 0.9rem; }
.modal-content a { color: var(--primary); text-decoration: none; }

.close {
    float: right;
    font-size: 24px;
    cursor: pointer;
    color: var(--gray-500);
    line-height: 1;
}

.close:hover { color: var(--gray-800); }

footer {
    font-size: 0.85rem;
    text-align: center;
    padding: 20px 16px;
    color: var(--gray-600);
    border-top: 1px solid var(--gray-200);
    margin-top: 24px;
    background: white;
}

footer a { color: var(--primary); text-decoration: none; }

#yandex_rtb_R-A-16204693-1 {
    margin: 20px 0;
    padding: 12px;
    background: white;
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
    min-height: 80px;
}

@media screen and (max-width: 767px) {
    #articleForm, #resultsContainer { width: 100%; }
    h1 { font-size: 1.3rem; }
    h1:before { width: 24px; height: 24px; }
    .form-group_password { flex-direction: column; align-items: flex-start; gap: 6px; }
    .form-group_password label { min-width: auto; }
    .slider-container { width: 100%; }
    #results { grid-template-columns: 1fr; }
    #cookie-banner { flex-direction: column; text-align: center; }
    #cookie-accept { width: 100%; }
}

@media screen and (max-width: 480px) {
    .form-group.col-2 { width: 100%; }
    .container { padding: 8px; }
    #articleForm, #resultsContainer { padding: 12px; }
    .modal-content { margin: 30px auto; padding: 16px; }
}

input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button { opacity: 0.3; height: 18px; }

::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--gray-100); }
::-webkit-scrollbar-thumb { background: var(--gray-400); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--gray-500); }