/* --- Stepper Header --- */
.btn-next{
    max-width: 150px;
    max-height: 50px;
    background-color: #0b5ed7;
    border-radius: 16px;
    color: white;
    padding: 10px;
}
.btn-next:hover{
    max-width: 150px;
    max-height: 50px;
    background-color: #003e9c;
    border-radius: 16px;
    color: white;
    padding: 10px;
}
.btn-back{
    max-width: 170px;
    max-height: 50px;
    color: white;
    background-color: #495057;
    padding: 10px;
    border-radius: 16px;
}
.btn-back:hover {
    max-width: 170px;
    max-height: 50px;
    color: white;
    background-color: #2e3337;
    padding: 10px;
    border-radius: 16px;
}
.bs-stepper-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: nowrap;
    background: #fff;
    border-radius: 16px;
    border-bottom: 2px solid #e1e3e6;
    padding: 20px;
    max-width: 1000px;
    margin: 0 auto;
}

/* Step */
.bs-stepper-header .step {
    position: relative;
    flex: 1 1 0;
    text-align: center;
    cursor: pointer;
}

/* เส้นระหว่างขั้นตอน */
.bs-stepper-header .line {
    flex: 1;
    height: 2px;
    background-color: #dee2e6;
    margin: auto 0;
}

/* ปุ่ม Trigger */
.bs-stepper-header .step-trigger {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border: none;
    background: none;
    padding: 0;
}

/* วงกลมไอคอน */
.bs-stepper-header .bs-stepper-circle {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: #e9ecef;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    margin-bottom: 6px;
    transition: all 0.3s ease;
    color: #8a8a8a;
}

/* ไอคอนและ label ขณะ active/completed */
.bs-stepper-header .step.active .bs-stepper-circle,
.bs-stepper-header .step.completed .bs-stepper-circle {
    background: #0d6efd;
    color: #fff;
    box-shadow: 0 0 0 4px #0d6efd33;
}

/* Label ขั้นตอน */
.bs-stepper-header .bs-stepper-label {
    font-size: 0.875rem;
    font-weight: 500;
    color: #495057;
    white-space: nowrap;
    transition: color 0.3s ease;
}

/* Label ขั้นตอน active/completed */
.bs-stepper-header .step.active .bs-stepper-label,
.bs-stepper-header .step.completed .bs-stepper-label {
    color: #0d6efd;
}

/* Hover effect */
.bs-stepper-header .step:hover .bs-stepper-circle {
    transform: scale(1.1);
}

/* completed step */
.bs-stepper-header .step.completed .bs-stepper-circle {
    background: #198754;
    color: #fff;
}

/* Responsive: ลดขนาดตัวอักษรและวงกลม */
@media (max-width: 768px) {
    .bs-stepper-header {
        flex-wrap: wrap;
        padding: 12px;
    }

    .bs-stepper-header .bs-stepper-circle {
        width: 30px;
        height: 30px;
        font-size: 14px;
        margin-bottom: 4px;
    }

    .bs-stepper-header .bs-stepper-label {
        font-size: 0.7rem;
    }

    .bs-stepper-header .line {
        height: 1.5px;
    }
}

@media (max-width: 480px) {
    .bs-stepper-header .bs-stepper-label {
        white-space: normal;
        font-size: 0.65rem;
    }
}

/* --- Container --- */
.container.my-5 {
    max-width: 1000px;
    margin: 3rem auto;
    font-family: 'Kanit', sans-serif;
}

/* Headings */
.container.my-5 h1 {
    font-weight: 600;
    font-size: 2rem;
    color: #0d6efd;
}

.container.my-5 .text-muted {
    font-size: 1rem;
}

/* Stepper card */
.bs-stepper {
    border-radius: 16px;
    overflow: hidden;
}

/* Content ของแต่ละ step */
.bs-stepper-content .content {
    background: #fff;
    border-radius: 16px;
    padding: 2rem;
    margin-top: 1rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    display: none;
}

.bs-stepper-content .content.active {
    display: block;
}

/* Form input, select, textarea */
.form-control,
.form-select {
    border-radius: 12px;
    border: 1px solid #dee2e6;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    transition: border 0.3s ease, box-shadow 0.3s ease;
}

.form-control:focus,
.form-select:focus {
    border-color: #0d6efd;
    box-shadow: 0 0 0 3px rgba(13, 110, 253, 0.15);
    outline: none;
}

textarea.form-control {
    resize: none;
}

/* Input group icons */
.input-group-text {
    border-radius: 12px 0 0 12px;
    font-size: 1.2rem;
}

/* Car card */
.car-card {
    border-radius: 12px;
    overflow: hidden;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    position: relative;
    border: 1px solid #dee2e6;
}

.car-card.selected {
    border-color: #0d6efd;
    box-shadow: 0 5px 15px rgba(13, 110, 253, 0.2);
    transform: translateY(-2px);
}

.car-card.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.car-card img {
    height: 160px;
    object-fit: cover;
}

.car-card input[type="radio"] {
    position: absolute;
    top: 10px;
    right: 10px;
}

/* Alerts */
.alert {
    border-radius: 12px;
    font-size: 0.875rem;
}

/* Buttons */
.btn {
    border-radius: 12px;
    font-weight: 500;
    padding: 0.6rem 1.5rem;
    transition: all 0.3s ease;
}

/* Payment card */
.payment-card {
    display: inline-block;
    width: 180px;
    border: 1px solid #dee2e6;
    border-radius: 12px;
    margin: 0.5rem;
    padding: 1rem;
    text-align: center;
    cursor: pointer;
    position: relative;
    transition: all 0.2s ease;
}

.shadow {
    box-shadow: none !important;
}

.payment-card:hover,
.payment-card input:checked+.payment-selected-icon {
    border-color: #0d6efd;
    box-shadow: 0 5px 15px rgba(13, 110, 253, 0.2);
    transform: translateY(-2px);
}

.payment-selected-icon {
    position: absolute;
    top: 8px;
    right: 8px;
    color: #0d6efd;
    font-size: 1.2rem;
    display: none;
}

.payment-card input:checked~.payment-selected-icon {
    display: block;
}

/* Stepper circle & label gradient */
.bs-stepper-header .bs-stepper-circle {
    background: linear-gradient(135deg, #0d6efd, #0b5ed7);
    color: #8a8a8a;
    font-size: 1.1rem;
}

.bs-stepper-header .step.active .bs-stepper-circle {
    box-shadow: 0 0 0 4px #0d6efd33;
}

.bs-stepper-header .step.completed .bs-stepper-circle {
    background: #198754;
}

/* --- Stepper Next/Back/Confirm Buttons --- */
.bs-stepper-content .d-flex.justify-content-between .btn,
.bs-stepper-content .d-flex.justify-content-end .btn,
.bs-stepper-content .d-flex.flex-column.align-items-end .btn {
    position: relative;
    z-index: 10;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    font-weight: 600;
    font-size: 1rem;
    min-width: 120px;
    transition: all 0.3s ease;
    color: #fff;
}

/* ปรับ layout แบบใหม่ให้อยู่ซ้าย-ขวา มีช่องว่าง */
.bs-stepper-content .d-flex.justify-content-between {
    justify-content: space-between;
    gap: 1rem;
}


/* ขนาดและ spacing ปรับให้สวย */
.bs-stepper-content .btn {
    padding: 0.6rem 1.5rem;
    border-radius: 12px;
    min-width: 140px;
    text-align: center;
}

/* Margin ปรับห่างจาก edge */
.bs-stepper-content .d-flex.justify-content-between,
.bs-stepper-content .d-flex.justify-content-end,
.bs-stepper-content .d-flex.flex-column.align-items-end {
    margin-top: 1.5rem;
}

/* Responsive: มือถือเต็มกว้าง */
@media (max-width: 768px) {

    .bs-stepper-content .d-flex.justify-content-between .btn,
    .bs-stepper-content .d-flex.justify-content-end .btn,
    .bs-stepper-content .d-flex.flex-column.align-items-end .btn {
        width: 100%;
        font-size: 0.95rem;
        padding: 0.6rem 0;
    }

    .bs-stepper-content .d-flex.justify-content-between {
        gap: 0.5rem;
    }
}
/* Payment card container */
.payment-card-container {
    display: flex;
    justify-content: center;
    margin-top: 1.5rem;
    width: 100%;
    overflow-x: auto;
}

/* กลุ่มการ์ด */
.payment-card-group {
    display: flex;
    gap: 1rem;
    flex-wrap: nowrap;
    justify-content: flex-start;
}

/* การ์ดจ่ายเงิน */
.payment-card {
    flex: 0 0 260px;
    max-width: 260px;
    border: 1px solid #dee2e6;
    border-radius: 16px;
    background: #fff;
    padding: 1.5rem 1rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

/* hover effect */
.payment-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 18px rgba(13, 110, 253, 0.15);
    border-color: #0d6efd;
}

/* ข้อความ */
.payment-card .text-title {
    font-size: 1rem;
    font-weight: 600;
    color: #212529;
}

.payment-card .text-body {
    font-size: 0.9rem;
    color: #6c757d;
    margin: 0;
}

/* icon check */
.payment-selected-icon {
    position: absolute;
    top: 12px;
    right: 12px;
    color: #0d6efd;
    font-size: 1.4rem;
    display: none;
}

.payment-card input:checked~.payment-selected-icon {
    display: block;
}

.payment-card input:checked~.card-details,
.payment-card input:checked~.card-details .text-title {
    color: #0d6efd;
}

/* responsive */
@media (max-width: 768px) {
    .payment-card-container {
        overflow-x: auto;
    }

    .payment-card-group {
        flex-wrap: nowrap;
    }

    .payment-card {
        flex: 0 0 220px;
        max-width: 220px;
    }
}