/* ===== Base ===== */
body {
    margin: 0;
    padding: 0;
    background-color: #fbfbfb;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

a {
    text-decoration: none;
    color: black;
}

/* ===== Nav ===== */
#nav-bgc {
    width: 100%;
    height: 110px;
    z-index: 9999;
    background-color: rgba(255, 255, 255, 0.5);
}

.nav {
    min-width: 1405px;
    max-width: 1920px;
    width: 100%;
    margin: 0 auto;
    height: 110px;
}

.nav #logo {
    width: 150px;
    position: relative;
    top: 35px;
    left: 9.3%;
}

.nav > ul {
    float: right;
    position: relative;
    top: 25px;
    right: 3.1%;
    width: 1000px;
}

.nav > ul li {
    padding: 0 15px;
    display: inline-block;
    vertical-align: top;
}

.nav > ul li a {
    color: #333;
}

.nav > ul li a:hover {
    font-weight: bold;
}

#login-box {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    top: -5px;
}

#login-button {
    width: 155px;
    padding: 7px 10px;
    border: solid 1px #333;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50px;
}

#login-button:hover {
    cursor: pointer;
    background-color: rgba(255, 255, 255, 0.5);
    border-color: rgba(255, 255, 255, 0.5);
    color: #333;
}

.islogin #login-button {
    visibility: hidden;
}

.nav-login-img {
    width: 30px;
    margin-left: 30px;
}

.nav-login-img:hover {
    cursor: pointer;
    width: 32px;
    margin-left: 28px;
}

#sub-menu {
    margin: 0;
    padding: 0;
    padding-top: 15px;
    padding-bottom: 15px;
    width: 150px;
    position: absolute;
    top: 80px;
    right: 45px;
    background-color: #fff;
    border-radius: 20px;
    visibility: hidden;
    z-index: 999;
}

#sub-menu ul li {
    margin: 0;
    padding: 0;
    margin-top: 12px;
    margin-bottom: 12px;
}

#exit {
    color: #ff433e;
}

/* ===== Layout ===== */
.flex-container {
    margin: 0 auto;
    min-width: 960px;
    max-width: 1920px;
    width: 100%;
    display: flex;
    flex-flow: column nowrap;
    align-items: center;
}

.flex-item {
    width: 100%;
    max-width: 680px;
    padding: 0 16px;
    box-sizing: border-box;
}

/* ===== Page title ===== */
.acc-page-title {
    text-align: center;
    margin: 32px 0 24px;
    font-size: 26px;
    font-weight: 700;
    color: #1d1d1f;
}

/* ===== Product row ===== */
.acc-row {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    border: 1px solid #e5e5e7;
    border-radius: 12px;
    margin: 12px 0;
    background: #fff;
}

.acc-img img {
    width: 80px;
    height: 80px;
    object-fit: contain;
    border-radius: 8px;
    background: #f5f5f7;
}

.acc-info {
    flex: 1;
}

.acc-name {
    font-size: 15px;
    font-weight: 600;
    color: #1d1d1f;
}

.acc-price {
    font-size: 14px;
    color: #6e6e73;
    margin-top: 4px;
}

/* ===== Quantity control ===== */
.acc-qty {
    display: flex;
    align-items: center;
    gap: 10px;
}

.qty-btn {
    width: 32px;
    height: 32px;
    border: 1px solid #d1d1d6;
    border-radius: 50%;
    background: #f5f5f7;
    cursor: pointer;
    font-size: 18px;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    user-select: none;
    padding: 0;
}

.qty-btn:hover {
    background: #e8e8ed;
}

.qty-num {
    min-width: 24px;
    text-align: center;
    font-size: 16px;
    font-weight: 600;
}

/* ===== Tabs ===== */
.tab-bar {
    display: flex;
    border-bottom: 2px solid #e5e5e7;
    margin-bottom: 20px;
}

.tab-item {
    padding: 10px 28px;
    font-size: 15px;
    font-weight: 500;
    color: #6e6e73;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    user-select: none;
    transition: color 0.15s;
}

.tab-item:hover {
    color: #1d1d1f;
}

.tab-item.active {
    color: #0071e3;
    border-bottom-color: #0071e3;
    font-weight: 600;
}

/* ===== Bundle hint ===== */
.bundle-hint {
    margin: 12px 0 4px;
    padding: 10px 14px;
    background: #f0f7ff;
    border-radius: 8px;
    font-size: 13px;
    color: #1d1d1f;
    border-left: 3px solid #0071e3;
}

/* ===== Price summary block ===== */
.summary-box {
    margin: 16px 0;
    padding: 14px 18px;
    border: 1px solid #e5e5e7;
    border-radius: 10px;
    background: #fafafa;
    font-size: 15px;
}

.price-row {
    margin: 5px 0;
}

.discount-row {
    color: #27ae60;
}

/* ===== Checkout button ===== */
.acc-checkout-btn {
    display: block;
    width: 100%;
    background: #0071e3;
    color: #fff;
    text-align: center;
    padding: 15px 0;
    border-radius: 10px;
    font-size: 17px;
    font-weight: 600;
    cursor: pointer;
    user-select: none;
    margin: 14px 0 4px;
    box-sizing: border-box;
}

.acc-checkout-btn:hover {
    background: #0077ed;
}

/* ===== Order page – order summary ===== */
#order-summary-box {
    padding: 16px 18px;
    border: 1px solid #e5e5e7;
    border-radius: 12px;
    background: #fff;
    margin-bottom: 20px;
    font-size: 15px;
}

#order-summary-box .summary-line { margin: 6px 0; }
#order-summary-box .summary-line.discount { color: #27ae60; }

/* ===== Order page – sections ===== */
.order-section {
    background: #fff;
    border: 1px solid #e5e5e7;
    border-radius: 12px;
    padding: 16px 18px;
    margin-bottom: 16px;
}

.order-section-title {
    font-size: 15px;
    font-weight: 600;
    color: #1d1d1f;
    margin-bottom: 12px;
}

/* ===== Address cards ===== */
.addr-card {
    border: 1px solid #e5e5e7;
    border-radius: 8px;
    padding: 12px 14px;
    margin: 8px 0;
    cursor: pointer;
    transition: border-color 0.15s;
}

.addr-card:hover { border-color: #aaa; }
.addr-card.selected { border-color: #0071e3; }
.addr-card .addr-name { font-weight: 600; font-size: 14px; }
.addr-card .addr-detail { font-size: 13px; color: #6e6e73; margin-top: 3px; }

.new-addr-btn {
    border: 1px dashed #0071e3;
    border-radius: 8px;
    padding: 12px 14px;
    color: #0071e3;
    text-align: center;
    cursor: pointer;
    font-size: 14px;
    margin-top: 8px;
}

/* ===== Coupon cards ===== */
.coupon-card {
    border: 1px solid #e5e5e7;
    border-radius: 8px;
    padding: 10px 14px;
    margin: 8px 0;
    cursor: pointer;
    transition: border-color 0.15s;
}

.coupon-card:hover { border-color: #aaa; }
.coupon-card.selected { border-color: #0071e3; }
.coupon-card .coupon-name { font-weight: 600; font-size: 14px; color: #0071e3; }
.coupon-card .coupon-code { font-size: 12px; color: #888; margin-top: 2px; }

/* ===== Promo input ===== */
.promo-row {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 4px;
}

.promo-row input {
    flex: 1;
    padding: 8px 10px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 14px;
}

.promo-row button {
    background: #0071e3;
    color: #fff;
    border: none;
    padding: 8px 16px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    white-space: nowrap;
}

#promo-msg { font-size: 13px; margin-top: 6px; }

/* ===== Visitor form ===== */
.form-grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.form-field { margin-bottom: 12px; }
.form-field label {
    display: block;
    font-size: 13px;
    color: #555;
    margin-bottom: 4px;
}

.form-field input,
.form-field select {
    width: 100%;
    box-sizing: border-box;
    padding: 9px 10px;
    border: 1px solid #d1d1d6;
    border-radius: 6px;
    font-size: 14px;
    color: #1d1d1f;
    background: #fff;
}

.form-field input:focus,
.form-field select:focus {
    outline: none;
    border-color: #0071e3;
}

.form-err { color: red; font-size: 13px; margin-top: 6px; }

/* ===== Submit button ===== */
.order-submit-btn {
    display: block;
    width: 100%;
    background: #0071e3;
    color: #fff;
    text-align: center;
    padding: 16px 0;
    border-radius: 10px;
    font-size: 17px;
    font-weight: 600;
    cursor: pointer;
    user-select: none;
    margin: 8px 0 24px;
    box-sizing: border-box;
}

.order-submit-btn:hover { background: #0077ed; }

/* ===== Tips ===== */
.order-tips {
    font-size: 13px;
    color: #888;
    padding: 4px 0 32px;
}

.order-tips ul { margin: 6px 0 8px 18px; padding: 0; }
.order-tips li { margin-bottom: 4px; }