.reminder-box {
    background: #ffeaea;
    color: #b71c1c;
    border: 1px solid #ffbdbd;
    border-radius: 6px;
    padding: 0.9em 1.2em;
    margin-bottom: 10px;
    font-size: 1.08em;
    font-weight: bold;
    box-shadow: 0 1px 4px rgba(0,0,0,0.04);
    letter-spacing: 0.01em;
}
.info-box {
    background: #e3f0ff;
    color: #1565c0;
    border: 1px solid #90caf9;
    border-radius: 6px;
    padding: 0.7em 1em;
    margin-top: 8px;
    margin-bottom: 14px;
    font-size: 1em;
    box-shadow: 0 1px 4px rgba(0,0,0,0.04);
}
/* Toast notification */
.toast {
    position: fixed;
    left: 50%;
    bottom: 2.5rem;
    transform: translateX(-50%);
    background: #323232;
    color: #fff;
    padding: 0.9rem 1.7rem;
    border-radius: 2rem;
    font-size: 1.1rem;
    font-weight: 500;
    box-shadow: 0 2px 12px rgba(0,0,0,0.18);
    z-index: 9999;
    opacity: 0.97;
    transition: opacity 0.3s;
}
.due-date-red {
    color: #d32f2f;
    font-weight: 600;
}
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}


body {
    font-family: 'Segoe UI', Arial, sans-serif;
    line-height: 1.6;
    background: linear-gradient(135deg, #f4f4f4 0%, #e3e9f7 100%);
    min-height: 100vh;
}


.container {
    max-width: 420px;
    margin: 2.5rem auto;
    padding: 2rem 1rem 2rem 1rem;
    background: rgba(255,255,255,0.95);
    border-radius: 18px;
    box-shadow: 0 6px 32px rgba(0,0,0,0.10);
}



.quirelco-title {
    text-align: center;
    margin-bottom: 2.2rem;
}
.quirelco-main {
    font-size: 2.1rem;
    font-weight: 800;
    color: #1976d2;
    letter-spacing: 2px;
    line-height: 1.1;
}
.quirelco-sub {
    font-size: 1.5rem;
    font-weight: 700;
    color: #222;
    margin-top: 0.2rem;
    letter-spacing: 1px;
}



.search-container {
    display: flex;
    gap: 0.7rem;
    margin-bottom: 2.2rem;
}

@media (max-width: 500px) {
    .search-container {
        flex-direction: column;
        gap: 0.6rem;
    }
    .search-container input[type="text"],
    .search-container button {
        width: 100%;
        box-sizing: border-box;
    }
}


input[type="text"],
input[type="tel"],
input[type="password"] {
    flex: 1;
    padding: 1.1rem 1rem;
    font-size: 1.1rem;
    border: 1.5px solid #cfd8dc;
    border-radius: 8px;
    outline: none;
    transition: border 0.2s;
}
input[type="text"]:focus,
input[type="password"]:focus {
    border: 1.5px solid #1976d2;
}


button {
    padding: 0.7rem 1.2rem;
    background: #1976d2;
    color: #fff;
    border: none;
    border-radius: 7px;
    font-size: 1.05rem;
    font-weight: 500;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(25, 118, 210, 0.08);
    transition: background 0.2s, box-shadow 0.2s;
}
button:hover {
    background: #1251a3;
    box-shadow: 0 4px 16px rgba(25, 118, 210, 0.13);
}


.error {
    color: #b71c1c;
    padding: 1.1rem 1rem;
    background-color: #ffebee;
    border: 1.5px solid #ffcdd2;
    border-radius: 8px;
    margin-bottom: 1.2rem;
    font-size: 1.05rem;
}


.alert {
    padding: 1rem;
    background-color: #e3f7e3;
    border: 1.5px solid #b2dfdb;
    border-radius: 8px;
    color: #155724;
    margin-bottom: 1.2rem;
    font-size: 1.05rem;
}


.bills {
    display: flex;
    flex-direction: column;
    gap: 1.3rem;
}

.bill-card {
    background: #fff;
    border-radius: 14px;
    box-shadow: 0 4px 18px rgba(25, 118, 210, 0.10);
    overflow: hidden;
    margin-bottom: 0.5rem;
    transition: box-shadow 0.2s;
}
.bill-card:hover {
    box-shadow: 0 8px 32px rgba(25, 118, 210, 0.18);
}


.bill-header {
    background: #1976d2;
    color: #fff;
    padding: 0.8rem 1.2rem;
    border-top-left-radius: 14px;
    border-top-right-radius: 14px;
}

.year-month-centered {
    display: block;
    text-align: center;
    font-size: 1.25rem;
    font-weight: bold;
    letter-spacing: 1px;
}

.bill-body {
    padding: 1.2rem 1.2rem 1.1rem 1.2rem;
}

.bill-body p {
    margin-bottom: 0.7rem;
    font-size: 1.08rem;
}

.bill-body button {
    width: 100%;
    background: #00c853;
    color: #fff;
    font-size: 1.08rem;
    font-weight: 600;
    border-radius: 6px;
    margin-top: 0.5rem;
    box-shadow: 0 2px 8px rgba(0,200,83,0.10);
    transition: background 0.2s, box-shadow 0.2s;
}
.bill-body button:hover {
    background: #009624;
    box-shadow: 0 4px 16px rgba(0,200,83,0.18);
}


.login-form,
.upload-form {
    display: flex;
    flex-direction: column;
    gap: 1.1rem;
    max-width: 400px;
    margin: 0 auto;
}


input[type="file"] {
    padding: 0.5rem;
    border: 1.5px solid #cfd8dc;
    border-radius: 8px;
    background-color: white;
}