/* 全局重置与基础样式 */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f4f7f6;
    color: #333;
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* 头部导航 */
header {
    background-color: #2c3e50;
    color: white;
    padding: 1rem 0;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

header h1 {
    font-size: 1.5rem;
}

nav a {
    color: white;
    text-decoration: none;
    margin-left: 20px;
    font-weight: 500;
    transition: color 0.3s;
}

nav a:hover {
    color: #3498db;
}

.tcbox{
    position: fixed;
    z-index: 1;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    overflow: hidden;
}

.tcbox .tccon{
    background: white;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    padding: 30px;
    margin:20% auto 0;
    width: 500px;
}

.tcbox .tccon .tcclose{
    display: block;
    margin-right: -30px;
    margin-top:-30px;
    width: 40px;
    height: 40px;
    text-align: center;
    text-decoration: none;
    font-size: 1.5rem;
    float: right;
    color: #000;
    line-height: 40px;
}

.tcbox .tccon h2{
    display: block;
    border-bottom: 1px solid #ddd;
    text-align: center;
}

.tcbox .tccon p{
    display: block;
    text-align: center;
    font-size: 1.1rem;
    color: #667eea;
    padding:20px 0 10px;
}

/* 卡片样式 */
.box{
    position: fixed;
    z-index: 1;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    overflow: hidden;
}

.box .close{
    display: block;
    margin-right: -30px;
    margin-top:-30px;
    width: 40px;
    height: 40px;
    text-align: center;
    text-decoration: none;
    font-size: 1.5rem;
    float: right;
    color: #000;
    line-height: 40px;
}

.card {
    background: white;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    padding: 30px;
    margin:0 auto 0;
}

.cardone{
    width: 600px;
    margin: 6% auto 0;
}

.card-header {
    border-bottom: 1px solid #eee;
    padding-bottom: 15px;
    margin-bottom: 20px;
}

.card-header h2 {
    color: #2c3e50;
}

/* 表单样式 */
.form-box{
    overflow: hidden;
}

.form-3{
    float: left;
    width: 33.33%;
}

.form-2{
    float: left;
    width: 50%;
}

.form-group {
    margin-bottom: 10px;
    padding:0 5px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
    color: #555;
}

.form-control {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 14px;
    transition: border-color 0.3s;
}

.form-control:focus {
    border-color: #3498db;
    outline: none;
}

select.form-control {
    height: 40px;
}

.btn {
    margin-top: 10px;
    display: inline-block;
    padding: 10px 20px;
    background-color: #3498db;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    text-decoration: none;
    transition: background-color 0.3s;
}

.btn:hover {
    background-color: #2980b9;
}

.btn-danger {
    background-color: #e74c3c;
}

.btn-danger:hover {
    background-color: #c0392b;
}

.btn-secondary {
    background-color: #95a5a6;
}

.btn-secondary:hover {
    background-color: #7f8c8d;
}

/* 表格样式 */
.table-responsive {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 10px;
}

th, td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid #ddd;
}

th {
    background-color: #f8f9fa;
    font-weight: 600;
    color: #2c3e50;
}

tr:hover {
    background-color: #f1f1f1;
}

/* 消息提示 */
.alert {
    padding: 15px;
    border-radius: 4px;
    margin: 25px 40% 0;
    text-align: center;
    width: 20%;
    position: fixed;
    z-index: 2;
}

.alert-success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.alert-error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.alert-success .success-order {
    background: rgba(255,255,255,.72);
    border: 1px solid rgba(40, 127, 75, .18);
    border-radius: 14px;
    margin: 16px auto 0;
    max-width: 320px;
    padding: 13px 16px;
}
.success-order span, .success-order small { color: #4f6b5a; display: block; font-size: .72rem; }
.success-order span { font-weight: 700; letter-spacing: .04em; text-transform: uppercase; }
.success-order strong { color: #176b3d; display: block; font-size: 1.2rem; letter-spacing: .08em; margin: 5px 0; }
.success-order small { color: #789083; }
.success-state {
    background: linear-gradient(155deg, #ffffff 0%, #f6fbf8 100%);
    min-height: 470px;
    padding: 54px 42px 42px;
    text-align: center;
}
.success-check {
    align-items: center;
    animation: success-pop .55s cubic-bezier(.2,.8,.2,1) both;
    background: #e3f7eb;
    border: 9px solid #f2fcf5;
    border-radius: 50%;
    box-shadow: 0 12px 26px rgba(28, 139, 78, .14);
    color: #15904d;
    display: flex;
    font-size: 2.1rem;
    height: 94px;
    justify-content: center;
    margin: 0 auto 25px;
    width: 94px;
}
.success-check span { animation: success-check-in .35s .25s ease-out both; display: block; }
.success-kicker { color: #15904d; font-size: .68rem; font-weight: 800; letter-spacing: .18em; }
.success-state h2 { color: #0b1f3a; font-size: clamp(1.7rem, 4vw, 2.35rem); letter-spacing: -.05em; line-height: 1.1; margin: 13px auto 14px; max-width: 480px; }
.success-state > p { color: #667085; font-size: .95rem; line-height: 1.7; margin: 0 auto; max-width: 430px; }
.success-state .success-order { background: #fff; border: 1px solid #d6eddf; border-radius: 15px; margin: 24px auto 0; max-width: 330px; padding: 14px 18px; }
.success-state .success-order span, .success-state .success-order small { color: #5b7866; display: block; font-size: .72rem; }
.success-state .success-order span { font-weight: 800; letter-spacing: .07em; text-transform: uppercase; }
.success-state .success-order strong { color: #176b3d; display: block; font-size: 1.25rem; letter-spacing: .1em; margin: 5px 0; }
.success-state .success-order small { color: #789083; }
.box .success-close { align-items: center; background: #0b1f3a; border-radius: 999px; color: #fff; display: inline-flex; float: none; font-size: .85rem; font-weight: 800; gap: 12px; height: auto; justify-content: center; letter-spacing: .04em; line-height: 1.4; margin: 27px auto 0; padding: 13px 17px 13px 24px; position: static; text-decoration: none; text-transform: uppercase; transition: background .2s, box-shadow .2s, transform .2s; width: auto; }
.box .success-close b { align-items: center; background: rgba(255,255,255,.14); border-radius: 50%; display: flex; font-size: 1rem; font-weight: 400; height: 23px; justify-content: center; line-height: 1; width: 23px; }
.box .success-close:hover { background: var(--blue); box-shadow: 0 10px 22px rgba(25,91,255,.22); color: #fff; transform: translateY(-2px); }
.box .success-close { box-sizing: border-box; max-width: calc(100% - 24px); white-space: nowrap; }
.required-mark { color: #d92d20; font-weight: 800; }
.field-hint { color: #8a96a8; display: block; font-size: .7rem; margin-top: 5px; }
.submission-form .form-control::placeholder { color: #a2adbc; opacity: 1; }
.form-error-summary { background: #fff4f2; border: 1px solid #f5c2bb; border-radius: 10px; color: #b42318; display: none; font-size: .78rem; line-height: 1.65; margin: 4px 0 18px; padding: 11px 13px; }
.form-error-summary strong { display: block; margin-bottom: 3px; }
.submit-button { align-items: center; display: inline-flex; gap: 8px; justify-content: center; min-width: 150px; }
.submit-button:disabled { cursor: wait; opacity: .82; }
.loading-spinner { animation: button-spin .7s linear infinite; border: 2px solid rgba(255,255,255,.4); border-radius: 50%; border-top-color: #fff; display: inline-block; height: 15px; width: 15px; }
@keyframes button-spin { to { transform: rotate(360deg); } }
@keyframes success-pop { 0% { opacity: 0; transform: scale(.6); } 70% { transform: scale(1.06); } 100% { opacity: 1; transform: scale(1); } }
@keyframes success-check-in { 0% { opacity: 0; transform: scale(.4) rotate(-20deg); } 100% { opacity: 1; transform: scale(1) rotate(0); } }

/* 首页特定样式 */
.hero-section {
    text-align: center;
    padding: 40px 20px;
    /*background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);*/
    background: url(../images/bg.jpeg) no-repeat;
    background-size: 100% auto;
    color: white;
    border-radius: 8px;
    margin-bottom: 30px;
}

.hero-section h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.hero-section p {
    font-size: 1.1rem;
    opacity: 0.9;
}

/* 详情页样式 */
.detail-row {
    display: flex;
    border-bottom: 1px solid #eee;
    padding: 10px 0;
}

.detail-label {
    width: 200px;
    font-weight: bold;
    color: #555;
}

.detail-value {
    flex: 1;
    color: #333;
}

.detail-image {
    max-width: 200px;
    max-height: 200px;
    border: 1px solid #ddd;
    padding: 5px;
    border-radius: 4px;
    margin-top: 5px;
}

.taba{
    overflow: hidden;
    margin:0 0 50px;
}

.taba h1{
    display: block;
    text-align: center;
}

.taba dl{
    overflow: hidden;
}

.taba dl dd{
    float: left;
    width: 25%;
    margin-top: 30px;

}

.taba dl dd b{
    display: block;
    background: #667eea;
    border-radius: 100%;
    width: 100px;
    height: 100px;
    margin: 0 auto;
    overflow: hidden;
}

.taba dl dd b img{
    display: block;
    margin:20px!important;
}

.taba dl dd span{
    display: block;
    font-size: 1rem;
    text-align: center;
    margin: 10px 0 0 0;
}

.tabb{
    overflow: hidden;
    margin:0 0 30px;
    background: #fff;
    padding:20px;
}

.tabb h1{
    display: block;
    text-align: center;
    margin:0 0 15px;
}

.tabb b{
    display: block;
    font-size: 1rem;
    text-align: center;
    color: #667eea;
}

.tabb span{
    display: block;
    text-align: center;
    margin:0 0 15px;
    font-size: 1rem;
}

.shop{
    background: rgba(255,255,255,1);
    color: #667eea;
    font-weight: 600;
    text-decoration: none;
    padding:7px 0;
    width: 120px;
    margin: 20px auto 0;
    display: block;
    border-radius: 5px;
    text-align: center;
}

.shop:hover{
    background: rgba(255,255,255,0.8);
}

.foot{
    display: block;
    width: 100%;
    background: #2c3e50;
}

.foot span{
    display: block;
    color: #fff;
    text-align: center;
    line-height: 80px;
}

.contact{
    display: block;
    position: fixed;
    right: 10px;
    bottom: 30%;
    width: 50px;
    height: 50px;
    background: #764ba2;
    border-radius: 100%;
    box-shadow: 3px 3px 10px rgba(0,0,0,0.3);
}

.contact:hover{
    background: #667eea;
}

.contact img{
    display: block;
    width: 30px;
    margin: 10px auto 0;
}

.contbox{
    display: none;
    position: fixed;
    right: 10px;
    bottom: 30%;
    width: 220px;
    background: #fff;
    box-shadow: -3px 3px 10px rgba(0,0,0,0.3);
    overflow: hidden;
    border-radius: 7px;
    padding:0 0 10px;
}

.contbox a{
    display: block;
    margin-right: 0px;
    margin-top:0px;
    width: 40px;
    height: 40px;
    text-align: center;
    text-decoration: none;
    font-size: 1.2rem;
    line-height: 40px;
    float: right;
    color: #fff;
}

.contbox span{
    display: block;
    background: #667eea;
    color: #fff;
    font-size: 1.1rem;
    font-weight: 600;
    line-height: 40px;
    text-align: center;
}

.contbox dd{
    display: block;
}

.contbox dd img{
    display: block;
    width: 40px;
    margin: 10px auto 0;
}

.contbox dd p{
    display: block;
    text-align: center;
    font-size: 1rem;
}

.tabcard{
    display: block;
    margin: 0 0 30px;
    overflow: hidden;
}

.tabcard dl{
    display: none;
    overflow: hidden;
}

.tabcard img{
    float: left;
    width: 33.33%;
    padding:10px 1%;
}

.tabcard ul{
    display:block;
    width: 210px;
    margin:10px auto;
    overflow: hidden;
}

.tabcard ul li{
    float: left;
    list-style: none;
    width: 50px;
    height: 50px;
    border:1px solid #ddd;
    margin:0 10px;
    text-align: center;
    line-height: 46px;
    color: #999;
    font-size: 1.1rem;
    border-radius: 5px;
}

.tabcard ul li.active{
    border:2px solid #667eea;
    color: #667eea;
    font-weight: 600;
}

.tabc{
    padding: 20px 20px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 8px;
    margin-bottom: 30px;
}

.tabc .shop{
    margin:0 auto;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .hero-section {
        background-size: auto 100%;
    }

    .container {
        padding: 10px;
    }
    
    header .container {
        flex-direction: column;
        text-align: center;
    }
    
    nav {
        margin-top: 10px;
    }
    
    nav a {
        margin: 0 10px;
    }
    
    .detail-row {
        flex-direction: column;
    }
    
    .detail-label {
        width: 100%;
        margin-bottom: 5px;
    }

    .form-3{
    float: left;
    width: 100%;
    }

    .form-2{
        float: left;
        width: 100%;
    }

    .taba dl dd{
        float: left;
        width: 50%;
    }

    .cardone{
        width: 90%;
        margin:10% auto 0;
        height: 80%;
        overflow: scroll;
    }

    .box .close{
        background: #fff;
        color: #000;
        position: fixed;
        width: 60px;
        height: 60px;
        border-radius: 100%;
        display: block;
        text-align: center;
        line-height: 60px;
        text-decoration: none;
        font-size: 1.5rem;
        opacity: 0.8;
        margin:0 30% 0;
        bottom:5%;
        line-height: 60px;
    }

    .tcbox .tccon{
        background: white;
        border-radius: 8px;
        box-shadow: 0 4px 6px rgba(0,0,0,0.05);
        padding: 30px;
        margin:20% auto 0;
        width: 90%;
    }

    .alert{
        width: 90%;
        margin:25px 5%;
    }

    .tabcard img{
        float: left;
        width: 50%;
        padding:10px 1%;
    }

}

/* Submission modal: clean US product-form treatment */
.box {
    align-items: center;
    background: rgba(9, 20, 39, .72);
    backdrop-filter: blur(7px);
    padding: 22px;
}
.box .cardone {
    background: #fff;
    border: 1px solid rgba(255,255,255,.7);
    border-radius: 24px;
    box-shadow: 0 30px 80px rgba(4, 15, 38, .28);
    margin: 0 auto;
    max-height: calc(100vh - 44px);
    max-width: 700px;
    padding: 0;
}
.box .card-header {
    background: linear-gradient(135deg, #f2f6ff 0%, #ffffff 72%);
    border-bottom: 1px solid #e8edf5;
    margin: 0;
    padding: 34px 42px 27px;
    position: relative;
}
.modal-eyebrow { color: var(--blue); display: block; font-size: .68rem; font-weight: 800; letter-spacing: .16em; margin-bottom: 12px; }
.box .card-header h2 { color: #0b1f3a; font-size: clamp(1.65rem, 3vw, 2.2rem); letter-spacing: -.05em; line-height: 1.1; margin: 0 42px 10px 0; }
.box .card-header p { color: #6b778a; font-size: .92rem; line-height: 1.6; margin: 0; max-width: 500px; }
.box .close {
    align-items: center;
    background: #fff;
    border: 1px solid #dfe6f0;
    border-radius: 50%;
    color: #526071;
    display: flex;
    float: none;
    font-size: 1.45rem;
    height: 38px;
    justify-content: center;
    line-height: 1;
    margin: 0;
    position: absolute;
    right: 26px;
    text-decoration: none;
    top: 26px;
    transition: background .2s, color .2s, transform .2s;
    width: 38px;
}
.box .close:hover { background: var(--blue); color: #fff; transform: rotate(90deg); }
.submission-form { padding: 30px 42px 38px; }
.form-section-title { align-items: center; display: flex; gap: 12px; margin: 8px 0 15px; }
.form-section-title > span { align-items: center; background: #eaf0ff; border-radius: 9px; color: var(--blue); display: flex; font-size: .72rem; font-weight: 800; height: 32px; justify-content: center; width: 32px; }
.form-section-title div { display: flex; flex-direction: column; gap: 1px; }
.form-section-title strong { color: #1b2b43; font-size: .98rem; }
.form-section-title small { color: #8a96a8; font-size: .75rem; }
.submission-form .form-box { margin: 0 -6px 25px; }
.submission-form .form-group { margin-bottom: 12px; }
.submission-form .form-group label { color: #344054; font-size: .82rem; font-weight: 700; margin-bottom: 7px; }
.submission-form .form-control { background: #fbfcfe; border: 1px solid #dce3ed; border-radius: 10px; color: #172b4d; min-height: 44px; padding: 11px 13px; }
.submission-form .form-control:hover { border-color: #b6c4d8; }
.submission-form .form-control:focus { background: #fff; border-color: var(--blue); box-shadow: 0 0 0 4px rgba(25,91,255,.1); }
.submission-form textarea.form-control { min-height: 86px; resize: vertical; }
.submission-form input[type="file"].form-control { padding: 8px; }
.submission-form input[type="file"]::file-selector-button { background: #edf3ff; border: 0; border-radius: 7px; color: #195bff; cursor: pointer; font-weight: 700; margin-right: 10px; padding: 7px 10px; }
.form-submit-row { align-items: center; border-top: 1px solid #e9edf3; display: flex; gap: 20px; justify-content: space-between; margin-top: 8px; padding-top: 23px; }
.form-security-note { color: #8a96a8; font-size: .75rem; }
.submission-form .btn { box-shadow: 0 8px 18px rgba(25,91,255,.22); min-width: 140px; }
.submission-form .btn span { font-size: 1.1rem; margin-left: 8px; }

@media (max-width: 768px) {
    .box { align-items: flex-start; padding: 10px; }
    .box .cardone { border-radius: 18px; max-height: calc(100vh - 20px); }
    .box .card-header { padding: 27px 22px 22px; }
    .box .close { right: 17px; top: 17px; }
    .submission-form { padding: 23px 16px 26px; }
    .submission-form .form-box { margin-bottom: 20px; }
    .form-submit-row { align-items: stretch; flex-direction: column-reverse; gap: 13px; }
    .submission-form .btn { width: 100%; }
    .form-security-note { text-align: center; }
}

/* Stability and final visual polish */
html { scroll-behavior: smooth; }
body { overflow-x: hidden; }

.tcbox, .box {
    align-items: flex-start;
    display: none;
    inset: 0;
    overflow-y: auto;
    padding: 24px;
    z-index: 1000;
}
.tcbox { display: block; }
.tcbox .tccon {
    margin: 8vh auto 24px;
    max-height: calc(100vh - 48px);
    max-width: 520px;
    overflow-y: auto;
    width: 100%;
}
.box .cardone {
    margin: 0 auto 24px;
    max-height: calc(100vh - 48px);
    max-width: 640px;
    overflow-y: auto;
    width: 100%;
}
.box .card-header h2 { color: var(--ink); font-size: 1.5rem; letter-spacing: -.03em; }
.box .close, .tcbox .tcclose { color: #526071; font-weight: 700; }
.form-control { border-color: #dbe2ec; border-radius: 10px; padding: 12px 13px; }
.btn { background: var(--blue); border-radius: 999px; font-weight: 700; padding: 12px 24px; }
.btn:hover { background: #0e45d1; }

/* Keep all media inside its cards at every viewport size. */
.media-section, .video-card, .video-card video, .feature-section, .feature-card { max-width: 100%; min-width: 0; }
.video-card video { height: auto; }
.hero-visual img, .feature-card img, .tabcard img { max-width: 100%; }

header .brand {
    color: #0b1f3a;
    display: inline-block;
    font-size: 1.35rem;
    line-height: 1.2;
    max-width: 55vw;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.foot { background: #0b1f3a; }
.foot span { color: #f8fbff; }
.contact { z-index: 1001; }
.contbox {
    border: 1px solid #e2e8f2;
    bottom: 24px;
    padding: 0 0 16px;
    right: 24px;
    width: min(330px, calc(100vw - 32px));
    z-index: 1002;
}
.contbox .contclose { color: #fff; cursor: pointer; }
.contact-title { background: linear-gradient(135deg, #195bff, #1239a8); color: #fff; font-size: 1.1rem; font-weight: 800; line-height: 52px; padding: 0 20px; }
.contact-intro { color: #667085; font-size: .86rem; line-height: 1.5; padding: 16px 20px 8px; }
.contact-channel { align-items: center; display: flex; gap: 12px; padding: 10px 20px; }
.contact-channel img { height: 36px; margin: 0; width: 36px; }
.contact-channel div { display: flex; flex-direction: column; gap: 2px; }
.contact-channel b { color: #122033; font-size: .9rem; }
.contact-channel span { color: #667085; font-size: .8rem; }
.contact-note { border-top: 1px solid #eef1f5; color: #98a2b3; font-size: .72rem; margin: 10px 20px 0; padding-top: 12px; }

@media (max-width: 768px) {
    .tcbox, .box { padding: 12px; }
    .tcbox .tccon { margin-top: 7vh; }
    .box .cardone { max-height: calc(100vh - 24px); }
    header .brand { font-size: 1.1rem; }
    header nav { max-width: 100%; overflow-x: auto; white-space: nowrap; }
    .contbox { bottom: 16px; right: 16px; }
}

/* American-style landing page refresh */
:root {
    --ink: #122033;
    --muted: #667085;
    --blue: #195bff;
    --soft-blue: #edf3ff;
    --line: #e7ebf2;
}

body {
    background: #fbfcfe;
    color: var(--ink);
    font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.container { max-width: 1240px; padding: 24px; }

header {
    background: rgba(255,255,255,.94);
    border-bottom: 1px solid var(--line);
    box-shadow: none;
    position: sticky;
    top: 0;
    z-index: 10;
}

header .container { min-height: 76px; }
.brand { color: var(--ink); font-size: 1.25rem; font-weight: 800; letter-spacing: -.03em; text-decoration: none; }
nav a { color: #526071; font-size: .92rem; margin-left: 28px; }
nav a:hover { color: var(--blue); }

.hero-section {
    align-items: center;
    background: linear-gradient(115deg, #f0f5ff 0%, #f8fbff 54%, #e6eeff 100%);
    border-radius: 28px;
    color: var(--ink);
    display: grid;
    gap: 48px;
    grid-template-columns: minmax(0, 1fr) minmax(360px, .9fr);
    margin: 34px 0 88px;
    min-height: 560px;
    overflow: hidden;
    padding: 72px 7%;
    position: relative;
    text-align: left;
}

.hero-copy { position: relative; z-index: 1; }
.eyebrow { color: var(--blue); font-size: .72rem; font-weight: 800; letter-spacing: .16em; }
.hero-section h1 { font-size: clamp(2.8rem, 5vw, 5.2rem); letter-spacing: -.065em; line-height: .98; margin: 18px 0 24px; max-width: 680px; }
.hero-section p { color: var(--muted); font-size: 1.1rem; line-height: 1.75; max-width: 550px; }
.hero-actions { align-items: center; display: flex; flex-wrap: wrap; gap: 22px; margin-top: 32px; }
.hero-section .shop { background: var(--blue); border-radius: 999px; color: #fff; margin: 0; padding: 15px 27px; width: auto; }
.hero-section .shop:hover { background: #0e45d1; }
.text-link { color: var(--ink); font-size: .95rem; font-weight: 700; text-decoration: none; }
.text-link span { color: var(--blue); font-size: 1.2rem; margin-left: 4px; }
.hero-proof { color: #7a8798; font-size: .82rem; margin-top: 28px; }
.hero-proof span { color: var(--blue); font-weight: 800; }
.hero-visual { position: relative; transform: rotate(3deg); }
.hero-visual img { border-radius: 18px; box-shadow: 0 28px 60px rgba(39, 70, 130, .22); display: block; max-width: 100%; }
.floating-badge { background: #fff; border-radius: 999px; bottom: -16px; box-shadow: 0 12px 30px rgba(32, 52, 90, .15); color: var(--ink); font-size: .68rem; font-weight: 800; letter-spacing: .1em; padding: 13px 17px; position: absolute; right: -24px; transform: rotate(-3deg); }

.media-section, .feature-section { margin: 0 auto 96px; max-width: 1080px; }
.section-heading { margin-bottom: 30px; text-align: center; }
.section-heading-left { text-align: left; }
.section-heading h2 { font-size: clamp(2rem, 4vw, 3.2rem); letter-spacing: -.05em; margin: 10px 0 12px; }
.section-heading p { color: var(--muted); margin: 0 auto; }
.section-heading-left p { margin: 0; }
.video-card { background: #0e1728; border-radius: 22px; box-shadow: 0 24px 50px rgba(25, 43, 78, .16); overflow: hidden; }
.video-card video { aspect-ratio: 16/9; background: #0e1728; display: block; object-fit: cover; width: 100%; }
.video-caption { align-items: center; color: #fff; display: flex; justify-content: space-between; padding: 18px 24px; }
.video-caption span { color: #aeb9ca; font-size: .82rem; }
.video-caption code { color: #d5e1ff; }
.feature-grid { display: grid; gap: 22px; grid-template-columns: repeat(3, 1fr); }
.feature-card { background: #fff; border: 1px solid var(--line); border-radius: 18px; overflow: hidden; transition: box-shadow .25s, transform .25s; }
.feature-card:hover { box-shadow: 0 18px 40px rgba(25, 55, 110, .12); transform: translateY(-5px); }
.feature-card > img { aspect-ratio: 1.58; display: block; object-fit: cover; width: 100%; }
.feature-card-body { padding: 22px; }
.feature-card-body > span { color: var(--blue); font-size: .75rem; font-weight: 800; }
.feature-card h3 { font-size: 1.18rem; margin: 8px 0; }
.feature-card p { color: var(--muted); font-size: .9rem; line-height: 1.65; margin: 0; }

@media (max-width: 768px) {
    header .container { min-height: 68px; }
    nav a { margin: 0 7px; font-size: .78rem; }
    .hero-section { display: block; margin: 20px 0 64px; min-height: 0; padding: 48px 25px 65px; }
    .hero-section h1 { font-size: 3.2rem; }
    .hero-visual { margin: 45px 8px 0; }
    .floating-badge { right: -4px; }
    .media-section, .feature-section { margin-bottom: 64px; }
    .feature-grid { grid-template-columns: 1fr; }
    .video-caption { align-items: flex-start; flex-direction: column; gap: 6px; }
}

/* Keep the submission modal rules last so they win over legacy responsive styles. */
.box {
    align-items: center;
    display: none;
}
.box .cardone {
    border-radius: 24px;
    max-height: calc(100vh - 44px);
    max-width: 700px;
    padding: 0;
}
.box .card-header h2 { font-size: clamp(1.65rem, 3vw, 2.2rem); }
.box .card-header p { color: #6b778a; margin: 0; }
.submission-form { padding: 30px 42px 38px; }

@media (max-width: 768px) {
    .box { align-items: flex-start; padding: 10px; }
    .box .cardone { max-height: calc(100vh - 20px); }
    .submission-form { padding: 23px 16px 26px; }
    .success-state { min-height: 0; padding: 45px 22px 34px; }
    .box .success-close { width: 100%; }
}

/* Contact panel final treatment */
.contbox {
    background: #fff;
    border: 1px solid #e4eaf3;
    border-radius: 22px;
    bottom: 28px;
    box-shadow: 0 24px 60px rgba(15, 35, 72, .22);
    overflow: hidden;
    padding: 0 0 18px;
    right: 28px;
    width: min(372px, calc(100vw - 32px));
}
.contbox .contclose {
    align-items: center;
    background: rgba(255,255,255,.16);
    border: 1px solid rgba(255,255,255,.35);
    border-radius: 50%;
    color: #fff;
    display: flex;
    float: none;
    font-size: 1.25rem;
    height: 34px;
    justify-content: center;
    line-height: 1;
    margin: 0;
    position: absolute;
    right: 18px;
    top: 18px;
    transition: background .2s, transform .2s;
    width: 34px;
    z-index: 1;
}
.contbox .contclose:hover { background: #fff; color: var(--blue); transform: rotate(90deg); }
.contact-title {
    background: linear-gradient(135deg, #195bff 0%, #1239a8 100%);
    color: #fff;
    font-size: 1.65rem;
    font-weight: 800;
    letter-spacing: -.04em;
    line-height: 1.1;
    padding: 30px 62px 27px 24px;
}
.contact-title small { background: transparent; color: #bdd0ff; display: block; font-size: .62rem; font-weight: 800; letter-spacing: .16em; line-height: 1; margin: 0 0 11px; }
.contact-intro { color: #667085; font-size: .86rem; line-height: 1.55; margin: 0; padding: 20px 24px 10px; }
.contact-channel {
    align-items: center;
    background: #fbfcff;
    border: 1px solid #e7edf6;
    border-radius: 14px;
    cursor: default;
    display: flex;
    gap: 13px;
    margin: 10px 20px;
    padding: 13px 14px;
    transition: border-color .2s, box-shadow .2s, transform .2s;
}
.contact-channel:hover, .contact-channel:focus { border-color: #b9caff; box-shadow: 0 8px 20px rgba(25,91,255,.09); outline: none; transform: translateY(-2px); }
.contact-channel img { background: #edf3ff; border-radius: 10px; height: 38px; margin: 0; padding: 7px; width: 38px; }
.contact-channel div { display: flex; flex: 1; flex-direction: column; gap: 3px; }
.contact-channel b { color: #122033; font-size: .9rem; }
.contact-channel b em { color: #12a66a; font-size: .62rem; font-style: normal; font-weight: 800; letter-spacing: .04em; margin-left: 5px; }
.contact-channel span { background: transparent; color: #7a8798; display: block; font-size: .78rem; line-height: 1.3; }
.contact-note { border-top: 1px solid #eef1f5; color: #98a2b3; font-size: .72rem; margin: 17px 20px 0; padding: 14px 4px 0; text-align: center; }

@media (max-width: 768px) {
    .contbox { bottom: 16px; right: 16px; }
}

/* Discount popup: polished US promotional card */
.tcbox {
    align-items: center;
    backdrop-filter: blur(8px);
    background: rgba(8, 21, 44, .72);
    display: flex;
    inset: 0;
    justify-content: center;
    overflow-y: auto;
    padding: 20px;
    z-index: 1100;
}
.tcbox .tccon {
    background: linear-gradient(155deg, #ffffff 0%, #f5f8ff 100%);
    border: 1px solid rgba(255,255,255,.8);
    border-radius: 26px;
    box-shadow: 0 30px 90px rgba(4, 17, 46, .3);
    margin: 0;
    max-width: 510px;
    overflow: hidden;
    padding: 46px 42px 34px;
    position: relative;
    text-align: center;
    width: 100%;
}
.tcbox .tccon::before { background: linear-gradient(90deg, #195bff, #7c9dff); content: ""; height: 5px; left: 0; position: absolute; right: 0; top: 0; }
.tcbox .tccon .tcclose {
    align-items: center;
    background: #fff;
    border: 1px solid #e0e6f0;
    border-radius: 50%;
    color: #667085;
    display: flex;
    float: none;
    font-size: 1.3rem;
    height: 36px;
    justify-content: center;
    line-height: 1;
    margin: 0;
    position: absolute;
    right: 20px;
    top: 20px;
    transition: color .2s, transform .2s, background .2s;
    width: 36px;
}
.tcbox .tccon .tcclose:hover { background: var(--blue); color: #fff; transform: rotate(90deg); }
.discount-kicker { color: var(--blue); display: block; font-size: .68rem; font-weight: 800; letter-spacing: .18em; margin-bottom: 15px; }
.discount-badge { background: #eaf0ff; border-radius: 999px; color: #195bff; display: inline-block; font-size: .66rem; font-weight: 800; letter-spacing: .1em; padding: 7px 12px; }
.tcbox .tccon h2 { border: 0; color: #0b1f3a; font-size: clamp(1.9rem, 5vw, 2.8rem); letter-spacing: -.06em; line-height: 1.05; margin: 18px auto 13px; max-width: 410px; }
.tcbox .tccon p { color: #667085; font-size: 1rem; line-height: 1.7; margin: 0 auto; max-width: 400px; padding: 0; }
.discount-cta { align-items: center; background: var(--blue); border-radius: 999px; box-shadow: 0 12px 24px rgba(25,91,255,.22); color: #fff; display: inline-flex; font-size: .9rem; font-weight: 800; gap: 10px; justify-content: center; margin: 25px auto 0; padding: 14px 24px; text-decoration: none; transition: background .2s, transform .2s; width: auto; }
.discount-cta:hover { background: #0e45d1; color: #fff; transform: translateY(-2px); }
.discount-cta span { font-size: 1.1rem; }
.discount-note { color: #98a2b3; display: block; font-size: .72rem; margin-top: 14px; }
.tcbox .tccon p.discount-copy {
    align-items: flex-start;
    background: rgba(237, 243, 255, .72);
    border: 1px solid #e0e9fb;
    border-radius: 14px;
    color: #52647d;
    display: flex;
    font-size: clamp(.92rem, 2vw, 1rem);
    font-weight: 500;
    letter-spacing: .005em;
    line-height: 1.8;
    margin: 0 auto;
    max-width: 410px;
    padding: 16px 19px;
    text-align: left;
    white-space: normal;
}
.tcbox .tccon p.discount-copy br + br { display: block; content: ""; margin-top: 7px; }

/* Contact channels are links, with no background behind the support labels. */
.contbox a.contact-channel {
    align-items: center;
    background: #fbfcff;
    border: 1px solid #e7edf6;
    border-radius: 14px;
    color: inherit;
    display: flex;
    float: none;
    gap: 13px;
    height: auto;
    margin: 10px 20px;
    padding: 13px 14px;
    text-align: left;
    text-decoration: none;
    width: auto;
}
.contbox a.contact-channel:hover { background: #f5f8ff; }
.contbox a.contact-channel .channel-arrow { color: var(--blue); font-size: 1rem; margin-left: auto; }
.contbox a.contact-channel span { background: transparent !important; box-shadow: none; }

@media (max-width: 768px) {
    .tcbox { padding: 12px; }
    .tcbox .tccon { border-radius: 20px; padding: 42px 23px 28px; }
    .tcbox .tccon h2 { font-size: 2.1rem; }
}

/* Final confirmation action: centered and safely contained inside the card. */
.success-state {
    align-items: center;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    min-height: 470px;
    overflow: hidden;
    padding-bottom: 92px;
    position: relative;
}
.success-state .success-check,
.success-state .success-kicker,
.success-state h2,
.success-state > p,
.success-state .success-order { flex-shrink: 0; }
.success-actions {
    bottom: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    left: 22px;
    position: absolute;
    right: 22px;
}
.box .success-close {
    align-self: center;
    box-sizing: border-box;
    display: flex;
    margin: 0;
    max-width: calc(100% - 24px);
    min-width: 158px;
    overflow: hidden;
    text-overflow: ellipsis;
    width: fit-content;
}
.box .success-close span {
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.box .success-close b { flex: 0 0 23px; }

@media (max-width: 768px) {
    .success-state { min-height: 0; padding-bottom: 84px; }
    .success-actions { bottom: 25px; left: 18px; right: 18px; }
    .box .success-close { max-width: 280px; min-width: 0; width: 100%; }
}

/* Final DONE button containment and centering override. */
.success-actions {
    bottom: 24px;
    box-sizing: border-box;
    display: grid;
    justify-items: center;
    left: 0;
    padding: 0 24px;
    right: 0;
    width: 100%;
}
.box .success-close {
    box-sizing: border-box;
    float: none;
    justify-self: center;
    margin: 0 auto;
    max-width: 220px;
    min-width: 0;
    position: static;
    width: 100%;
}

@media (max-width: 768px) {
    .success-actions { bottom: 20px; padding: 0 18px; }
    .box .success-close { max-width: 280px; }
}