 body {
    font-family: 'Segoe UI', 'Roboto', Arial, sans-serif;
    background: linear-gradient(120deg, #e0eafc 0%, #cfdef3 100%);
    min-height: 100vh;
    margin: 0;
}

.wrapper {
    max-width: 1100px;
    margin: 48px auto 32px auto;
    background: linear-gradient(120deg, #fff 80%, #e3f6fd 100%);
    border-radius: 24px;
    box-shadow: 0 8px 32px rgba(23,162,184,0.12);
    padding: 40px 32px 32px 32px;
    position: relative;
    transition: box-shadow 0.2s;
}

.wrapper h2 {
    text-align: center;
    color: #005c97;
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 18px;
    letter-spacing: 1px;
}

.top-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 32px;
    padding-bottom: 8px;
    border-bottom: 2px solid #e3f6fd;
}

.top-info {
    display: flex;
    gap: 32px;
    align-items: center;
    font-size: 1.1rem;
}

.top-info b {
    color: #005c97;
    font-size: 1.15rem;
}

.top-info span {
    color: #17a2b8;
    font-weight: 600;
}

.top-info details {
    font-size: 1rem;
}

a {
    color: #005c97;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}
a:hover {
    color: #17a2b8;
    text-decoration: underline;
}

.error {
    color: #e53935;
    background: #fff3e0;
    border-radius: 8px;
    padding: 10px 16px;
    margin-bottom: 18px;
    font-size: 1.08rem;
    text-align: center;
    border: 1px solid #ffd600;
    box-shadow: 0 2px 8px rgba(255,214,0,0.08);
}

form {
    max-width: 420px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 12px;
}

input[type="submit"], button, .cta-btn {
   background: linear-gradient(90deg, #17a2b8 60%, #ffd600 100%);
    color: #005c97;
    font-weight: 700;
    border: none;
    border-radius: 8px;
    padding: 10px 22px;
    font-size: 1.08rem;
    cursor: pointer;
    margin: 4px 0;
    box-shadow: 0 2px 8px rgba(23,162,184,0.10);
    transition: background 0.2s, color 0.2s, transform 0.2s;
}
input[type="submit"]:hover, button:hover, .cta-btn:hover {
    background: #17a2b8;
    color: #ffd600;
    transform: scale(1.08);
}

form label {
    font-weight: 600;
    color: #005c97;
    margin-right: 8px;
    font-size: 1rem;
}

form input[type="text"], form input[type="number"], form input[type="password"] {
    padding: 10px 14px;
    border-radius: 8px;
    border: 1.5px solid #17a2b8;
    background: #f7fafc;
    color: #222;
    font-size: 1.08rem;
    margin-bottom: 6px;
    outline: none;
    transition: border 0.2s, background 0.2s, box-shadow 0.2s;
    box-shadow: 0 1px 6px rgba(23,162,184,0.10);
}
form input[type="text"]:focus, form input[type="number"]:focus, form input[type="password"]:focus {
    border-color: #ffd600;
    background: #e3f6fd;
    box-shadow: 0 2px 12px rgba(255,214,0,0.10);
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 24px;
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(23,162,184,0.08);
}

th, td {
    border: 1px solid #e3f6fd;
    padding: 10px 8px;
    text-align: center;
    font-size: 1rem;
}

th {
   background: linear-gradient(90deg, #005c97 60%, #363795 100%);
    color: white;
    font-weight: 700;
    letter-spacing: 1px;
}

td input[type="text"], td input[type="number"] {
    width: 60px;
    padding: 6px 8px;
    font-size: 1rem;
    border-radius: 6px;
    border: 1px solid #17a2b8;
    background: #f7fafc;
}

.action-btns {
    display: flex;
    gap: 8px;
    justify-content: center;
}

.today-entries-table {
    margin-top: 10px;
    background: #f7fafc;
    border-radius: 8px;
    box-shadow: 0 1px 6px rgba(23,162,184,0.08);
}

.details summary {
    cursor: pointer;
    font-weight: 600;
    color: #005c97;
}

h4 {
    color: #005c97;
    font-size: 1.2rem;
    margin-top: 32px;
    margin-bottom: 12px;
    font-weight: 700;
    letter-spacing: 1px;
}
@media (max-width: 700px) {
    .wrapper {
        max-width: 100vw;
        padding: 12px 2vw;
    }
    .top-bar, .top-info {
        flex-direction: column;
        gap: 12px;
        align-items: flex-start;
    }
    .timer-btn-group {
        flex-direction: column;
        gap: 12px;
    }
    table, .today-entries-table {
        font-size: 0.95rem;
    }
}

::-webkit-scrollbar {
    width: 8px;
    background: #e3f6fd;
}
::-webkit-scrollbar-thumb {
    background: #17a2b8;
    border-radius: 8px;
}