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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: #1a1a1a;
    min-height: 100vh;
    padding: 20px;
}

.login-container {
    max-width: 400px;
    margin: 100px auto;
    background: #2a2a2a;
    padding: 40px;
    border-radius: 5px;
    border: 1px solid #3a3a3a;
}

.login-container h1 {
    text-align: center;
    color: #ffffff;
    margin-bottom: 30px;
}

.login-container input {
    width: 100%;
    padding: 12px;
    border: 1px solid #3a3a3a;
    border-radius: 3px;
    font-size: 16px;
    margin-bottom: 15px;
    background: #1a1a1a;
    color: #ffffff;
}

.login-container button {
    width: 100%;
    padding: 12px;
    background: #2563eb;
    color: white;
    border: none;
    border-radius: 3px;
    font-size: 16px;
    cursor: pointer;
}

.login-container button:hover {
    background: #1d4ed8;
}

.error {
    color: #e74c3c;
    font-size: 14px;
    margin-bottom: 10px;
    text-align: center;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    display: none;
}

.container.active {
    display: block;
}

.burger-line {
    width: 100%;
    height: 3px;
    background-color: #ffffff;
    border-radius: 2px;
    transition: all 0.3s ease;
}

.burger-menu {
    width: 30px;
    height: 24px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    cursor: pointer;
    position: relative;
    z-index: 1001;
}

.burger-menu:hover .burger-line {
    background-color: #bfbfc0;
}


.menu-dropdown {
    display: none;
    position: absolute;
    right: 0; 
    top: 60px; 
    background-color: #2a2a2a;
    min-width: 160px;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.3);
    border-radius: 5px;
    border: 1px solid #3a3a3a;
    z-index: 1000;
    overflow: hidden;
}

.menu-dropdown a {
    color: #ffffff;
    padding: 12px 16px;
    text-decoration: none;
    display: block;
    transition: background-color 0.2s;
}

.menu-dropdown.show {
    display: block;
}

.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    border-bottom: 2px solid #3a3a3a;
    margin-bottom: 30px;
    position: relative; 
}

.header h1 {
    font-size: 2.5em;
    margin: 0;
    text-align: left;
    color: #ffffff;
}

.add-counter-section {
    background: #2a2a2a;
    padding: 20px;
    border-radius: 5px;
    margin-bottom: 20px;
    border: 1px solid #3a3a3a;
}

.add-counter-form {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.add-counter-form input {
    flex: 1;
    min-width: 200px;
    padding: 12px;
    border: 1px solid #3a3a3a;
    border-radius: 3px;
    font-size: 16px;
    background: #1a1a1a;
    color: #ffffff;
}

.add-counter-form button {
    padding: 12px 30px;
    background: #2563eb;
    color: white;
    border: none;
    border-radius: 3px;
    font-size: 16px;
    cursor: pointer;
}

.add-counter-form button:hover {
    background: #1d4ed8;
}

.counters {
    display: grid;
    gap: 15px;
}

.counter {
    background: #2a2a2a;
    padding: 25px;
    border-radius: 5px;
    border: 1px solid #3a3a3a;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.counter:hover {
    border-color: #2563eb;
}

.counter-label {
    font-size: 1.3em;
    color: #ffffff;
    font-weight: 600;
}

.counter-controls {
    display: flex;
    align-items: center;
    gap: 15px;
}

.counter-value {
    font-size: 2em;
    font-weight: bold;
    color: #2563eb;
    min-width: 60px;
    text-align: center;
}

.counter-buttons {
    display: flex;
    gap: 10px;
}

.btn {
    width: 45px;
    height: 45px;
    border: none;
    border-radius: 3px;
    font-size: 20px;
    cursor: pointer;
    font-weight: bold;
}

.btn-minus {
    background: #dc2626;
    color: white;
}

.btn-minus:hover {
    background: #b91c1c;
}

.btn-plus {
    background: #16a34a;
    color: white;
}

.btn-plus:hover {
    background: #15803d;
}

.btn-delete {
    background: #52525b;
    color: white;
    width: 40px;
    height: 40px;
    font-size: 18px;
}

.btn-delete:hover {
    background: #3f3f46;
}

@media (max-width: 600px) {
    .counter {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }

    .header h1 {
        font-size: 2em;
    }
}

.add-reward-form {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.add-reward-form input[type="text"],
.add-reward-form input[type="number"] {
    flex: 1;
    min-width: 150px;
    padding: 12px;
    border: 1px solid #3a3a3a;
    border-radius: 3px;
    font-size: 16px;
    background: #1a1a1a;
    color: #ffffff;
}

.add-reward-form input[type="text"]:focus,
.add-reward-form input[type="number"]:focus {
    outline: none;
    border-color: #2563eb;
}

input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

input[type="number"] {
    -moz-appearance: textfield;
}

.add-reward-form button {
    padding: 12px 30px;
    background: #2563eb;
    color: white;
    border: none;
    border-radius: 3px;
    font-size: 16px;
    cursor: pointer;
}

.add-reward-form button:hover {
    background: #1d4ed8;
}


.reward-item .counter-controls {
    display: flex;
    align-items: center;
    gap: 15px;
}

.reward-value {
    font-size: 1.5em;
    font-weight: bold;
    color: #2563eb;
    min-width: 100px;
    text-align: center;
}