:root {
    --main-color: #13A2EA;
    --secondary-color: #02BDD3;
    --white-color: #fff;
    --black-color: #000;
    --gray-color: #d9d9d9;
    --light-bg: #f8f9fa;
    --text-dark: #2c3e50;
    --text-muted: #7f8c8d;
}
 
.thnku_pg {
    padding: 50px 0 80px;
    background: linear-gradient(135deg, #e3f2fd 0%, #f0f9ff 100%);
}

.thnku_pg .main_wrapper {
    width: 100%;
    max-width: 1080px;
    margin: auto;
    padding: 0 20px;
}

.thnku_pg h1 {
    font-size: 3.5rem;
    text-align: center;
    margin-bottom: 30px;
    color: var(--text-dark);
    letter-spacing: 1px;
    padding-bottom: 15px;
    position: relative;
    font-weight: 700;
}

.thnku_pg h1::after {
    content: "";
    position: absolute;
    width: 100px;
    height: 4px;
    background: linear-gradient(90deg, var(--main-color), var(--secondary-color));
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    border-radius: 2px;
}

.thnku_pg h3 {
    font-size: 1.5rem;
    font-weight: 500;
    text-align: center;
    margin-bottom: 30px;
    color: var(--text-dark);
}

.thnku_pg .text-center {
    text-align: center;
    max-width: 900px;
    margin: 0 auto 40px;
    font-size: 1rem;
    line-height: 1.8;
    color: var(--text-muted);
}
 
.card {
    background: var(--white-color);
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    padding: 40px;
    transition: all 0.3s ease;
    border: 1px solid rgba(19, 162, 234, 0.1);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.12);
}

.card-title {
    font-size: 1.75rem;
    color: var(--main-color);
    margin-bottom: 30px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 600;
}

.card-title i {
    color: var(--secondary-color);
}
 
.gauge-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 30px 20px;
}

.gauge {
    position: relative;
    width: 300px;
    height: 150px;
    margin-bottom: 30px;
}

.gauge-background {
    position: absolute;
    width: 300px;
    height: 150px;
    border-radius: 150px 150px 0 0;
    overflow: hidden;
    background: var(--gray-color);
}

.gauge-fill {
    position: absolute;
    width: 240px;
    height: 120px;
    border-radius: 120px 120px 0 0;
    bottom: 0;
    left: 30px;
    background: linear-gradient(90deg, #e74c3c 0%, #f39c12 50%, #2ecc71 100%);
    overflow: hidden;
}

.gauge-center {
    position: absolute;
    width: 210px;
    height: 105px;
    border-radius: 105px 105px 0 0;
    bottom: 0;
    left: 45px;
    background: var(--white-color);
}

.gauge-needle {
    position: absolute;
    width: 4px;
    height: 120px;
    background: var(--main-color);
    bottom: 0;
    left: 148px;
    transform-origin: bottom center;
    transform: rotate(-90deg);
    transition: transform 1.5s cubic-bezier(0.22, 1, 0.36, 1);
    z-index: 10;
}

.gauge-needle::after {
    content: "";
    position: absolute;
    width: 20px;
    height: 20px;
    background: var(--main-color);
    border-radius: 50%;
    bottom: -10px;
    left: -8px;
    box-shadow: 0 2px 10px rgba(19, 162, 234, 0.5);
}

.gauge-marks {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
}

.gauge-mark {
    position: absolute;
    height: 2px;
    width: 12px;
    background: var(--text-muted);
    bottom: 0;
    left: 145px;
    transform-origin: bottom left;
}

.gauge-value {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--main-color);
    margin: 10px 0;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.gauge-range {
    text-align: center;
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 20px;
    font-weight: 500;
}
 
.results {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-top: 30px;
}

.result-box {
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    border-radius: 12px;
    padding: 20px;
    border-left: 4px solid var(--main-color);
    transition: all 0.3s ease;
}

.result-box:hover {
    transform: translateX(5px);
    box-shadow: 0 5px 15px rgba(19, 162, 234, 0.2);
}

.result-title {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 8px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.result-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-dark);
}
 
.summary {
    margin-top: 30px;
    padding: 25px;
    background: linear-gradient(135deg, #e3f2fd 0%, #f0f9ff 100%);
    border-radius: 12px;
    border: 1px solid rgba(19, 162, 234, 0.2);
}

.summary-title {
    font-size: 1.3rem;
    color: var(--main-color);
    margin-bottom: 15px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
}

.summary-text {
    line-height: 1.8;
    color: var(--text-dark);
    font-size: 1rem;
}
 
.tariff-notice {
    background: linear-gradient(135deg, #e3f2fd 0%, #f0f9ff 100%);
    border-left: 4px solid var(--main-color);
    padding: 20px;
    border-radius: 12px;
    margin-top: 20px;
    font-size: 0.95rem;
    color: var(--text-dark);
    display: none;
}

.tariff-notice i {
    color: var(--secondary-color);
    margin-right: 8px;
}

.tariff-table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    font-size: 0.9rem;
    display: none;
    background: var(--white-color);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.tariff-table th,
.tariff-table td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid var(--gray-color);
}

.tariff-table th {
    background: linear-gradient(135deg, var(--main-color), var(--secondary-color));
    color: var(--white-color);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.5px;
}

.tariff-table tr:last-child td {
    border-bottom: none;
}

.tariff-table tbody tr:hover {
    background-color: #f0f9ff;
}
 
.disclaimer {
    background: #fff9e6;
    border-left: 4px solid #f39c12;
    padding: 20px;
    border-radius: 12px;
    margin-top: 30px;
    font-size: 0.9rem;
    color: var(--text-dark);
}

.disclaimer strong {
    color: var(--text-dark);
    font-weight: 600;
}
 
.button {
    background: linear-gradient(135deg, var(--main-color), var(--secondary-color));
    color: var(--white-color);
    border: none;
    padding: 16px 32px;
    border-radius: 12px;
    font-weight: 600;
    font-size: 1.1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-top: 15px;
    box-shadow: 0 4px 15px rgba(19, 162, 234, 0.3);
}

.button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(19, 162, 234, 0.4);
}

.button:active {
    transform: translateY(0);
}

.button-reset {
    background: linear-gradient(135deg, #7f8c8d, #636e72);
}

.button-reset:hover {
    box-shadow: 0 6px 20px rgba(127, 140, 141, 0.4);
}
 
footer {
    margin-top: 50px;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9rem;
    width: 100%;
    padding: 30px 20px;
}
 
.mt-5 { margin-top: 3rem; }
.mb-4 { margin-bottom: 1.5rem; }
.px-10 { padding-left: 10px; padding-right: 10px; }
.m-0 { margin: 0; }
 
@media (max-width: 991px) {
    .thnku_pg h1 {
        font-size: 2.5rem;
    }
    
    .gauge {
        width: 240px;
        height: 120px;
    }

    .gauge-background {
        width: 240px;
        height: 120px;
    }

    .gauge-fill {
        width: 190px;
        height: 95px;
        left: 25px;
        border-radius: 95px 95px 0 0;
    }

    .gauge-center {
        width: 165px;
        height: 82px;
        left: 38px;
        border-radius: 82px 82px 0 0;
    }

    .gauge-needle {
        left: 118px;
        height: 100px;
    }

    .gauge-value {
        font-size: 2rem;
    }

    .results {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .card {
        padding: 30px 25px;
    }
    
    .card-title {
        font-size: 1.5rem;
    }
    
    .tariff-table {
        font-size: 0.85rem;
    }
    
    .tariff-table th,
    .tariff-table td {
        padding: 12px 10px;
    }
}
 
@media (max-width: 767px) {
    .thnku_pg {
        padding: 30px 0 50px;
    }
    
    .thnku_pg h1 {
        font-size: 2rem;
        margin-bottom: 20px;
    }
    
    .thnku_pg h1::after {
        width: 60px;
        height: 3px;
    }
    
    .thnku_pg h3 {
        font-size: 1.25rem;
    }
    
    .card {
        padding: 25px 20px;
    }
    
    .gauge-container {
        padding: 20px 10px;
    }
}
 
@media (max-width: 600px) {
    .thnku_pg h1 {
        font-size: 1.75rem;
        padding-bottom: 10px;
    }
    
    .thnku_pg .text-center {
        font-size: 0.95rem;
        line-height: 1.6;
    }
    
    .card {
        padding: 20px 15px;
        border-radius: 15px;
    }
    
    .card-title {
        font-size: 1.25rem;
        margin-bottom: 20px;
    }
    
    .gauge {
        width: 200px;
        height: 100px;
    }

    .gauge-background {
        width: 200px;
        height: 100px;
        border-radius: 100px 100px 0 0;
    }

    .gauge-fill {
        width: 160px;
        height: 80px;
        left: 20px;
        border-radius: 80px 80px 0 0;
    }

    .gauge-center {
        width: 140px;
        height: 70px;
        left: 30px;
        border-radius: 70px 70px 0 0;
    }

    .gauge-needle {
        left: 98px;
        height: 85px;
    }

    .gauge-value {
        font-size: 1.75rem;
    }

    .gauge-range {
        font-size: 1rem;
    }

    .gauge-marks {
        left: -49px;
    }

    .results {
        gap: 12px;
    }
    
    .result-box {
        padding: 15px;
    }
    
    .result-value {
        font-size: 1.25rem;
    }
    
    .summary {
        padding: 20px 15px;
    }
    
    .summary-title {
        font-size: 1.1rem;
    }
    
    .summary-text {
        font-size: 0.95rem;
    }
    
    .button {
        width: 100%;
        font-size: 1rem;
        padding: 14px 24px;
    }
    
    .tariff-notice {
        padding: 15px;
        font-size: 0.9rem;
    }
    
    .tariff-table {
        font-size: 0.8rem;
    }
    
    .tariff-table th,
    .tariff-table td {
        padding: 10px 8px;
        font-size: 0.75rem;
    }
    
    .disclaimer {
        padding: 15px;
        font-size: 0.85rem;
    }
}
 
@media (max-width: 400px) {
    .thnku_pg h1 {
        font-size: 1.5rem;
    }
    
    .gauge {
        width: 180px;
        height: 90px;
    }

    .gauge-background {
        width: 180px;
        height: 90px;
    }

    .gauge-fill {
        width: 145px;
        height: 72px;
        left: 18px;
    }

    .gauge-center {
        width: 125px;
        height: 62px;
        left: 28px;
    }

    .gauge-needle {
        left: 88px;
        height: 75px;
    }
    
    .gauge-value {
        font-size: 1.5rem;
    }
    
    .card-title {
        font-size: 1.1rem;
        flex-direction: column;
        text-align: center;
    }
    
    .tariff-table th,
    .tariff-table td {
        padding: 8px 5px;
        font-size: 0.7rem;
    }
}
 
@media print {
    .thnku_pg {
        background: var(--white-color);
    }
    
    .card {
        box-shadow: none;
        border: 1px solid var(--gray-color);
    }
    
    .button {
        display: none;
    }
}