:root {
    --primary: #4361ee;
    --secondary: #3f37c9;
    --light: #f8f9fa;
    --dark: #212529;
    --border-radius: 0rem;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: '微软雅黑';
}

body {
    background-color: #f5f7fa;
    color: var(--dark);
    line-height: 1.6;
    font-size: 18px !important;
    overflow-y: scroll;
}

.container {
    margin: 3rem auto;
    background-color: white;
    width: 75vw;
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    display: flex;
    flex-direction: column;
    gap: 1.1rem;
}

.content {
    display: flex;
    flex-direction: row;
}

.left-content {
    width: 100%;
    min-width: 800px;
    min-height: 440px;
    border-radius: var(--border-radius);
    display: flex;
    flex-direction: column;
    gap: 1.1rem;
}

#controller-shape,
#film-number {
    grid-column: 2 / 5 !important;
}

#key-qty {
    grid-column: 2 / 3 !important;
}

.label-title {
    font-weight: 550;
    min-width: 180px;
    width: 180px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    display: inline-block;
}

.result-group {
    font-weight: 550;
    white-space: nowrap;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 1.1rem;
    margin-bottom: 1rem;
    width: 100%;
}

.result {
    font-size: 1em;
    width: 100%;
    min-width: 300px;
    white-space: nowrap;
}

#old-result,
#new-result {
    display: inline-block;
    max-width: 100%;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.right-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-height: 440px;
}

.right-content h3 {
    text-align: center;
}

.right-content img {
    width: 30%;
}

#modelNumber {
    display: inline-block;
    min-height: 1.5em;
    line-height: 1.5em;
    vertical-align: middle;
}

.title h2 {
    color: var(--primary);
    margin-bottom: 1rem;
    font-weight: 600;
    text-align: center;
}

.items {
    width: 100%;
    display: grid;
    grid-template-columns: 180px 200px 200px 200px;
    align-items: center;
    gap: 1rem;
    min-width: 0;
}

@media (max-width: 1024px) {
    .items {
        grid-template-columns: 200px 180px 180px 180px;
    }
}

@media (max-width: 768px) {
    .items {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }
}

label {
    font-weight: 500;
    white-space: nowrap;
    color: var(--dark);
}

select,
input[type="radio"] {
    transition: var(--transition);
}

select {
    padding: 0.5rem;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    background-color: white;
    width: 100%;
    font-size: 1em;
}

select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(67, 97, 238, 0.2);
}

input[type="radio"] {
    margin-right: 1rem;
    accent-color: var(--primary);
    width: 1.2em;
    height: 1.2em;
    transform: scale(1.2);
}

input[type="radio"]+label {
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    font-size: 1em;
    padding: 0.5em 0;
}

input[type="radio"]:checked+label {
    color: var(--primary);
}

.items>div {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1em;
}

option {
    font-size: 1em;
}

@media (max-width: 768px) {
    .items {
        display: flex;
        grid-template-columns: 1fr;
        gap: 0.75rem;
        text-align: left;
        justify-items: start !important;
        flex-direction: column !important;
        align-items: flex-start !important;
    }

    #key-qty,
    #film-number {
        grid-column: 1 / -1 !important;
    }

    #film-number {
        margin-bottom: 2rem;
    }

    .description {
        display: flex !important;
        flex-direction: column !important;
        align-items: flex-start !important;
        width: 100%;
    }

    .label-title {
        white-space: normal;
        width: 100%;
        min-width: 100%;
    }

    .autocomplete-container {
        grid-column: 1 / -1 !important;
        position: relative;
        width: 100%;
        white-space: normal;
    }

    .right-content img {
        width: 80%;
        max-width: 300px;
    }

    .dropdown-list {
        min-height: 20vh;
        max-height: 40vh;
        position: relative;
        top: 0;
        width: 100%;
        margin-top: 10px;
        white-space: normal;
    }

    .container {
        min-width: 0;
        padding: 1rem;
    }

    .content {
        display: flex;
        flex-direction: column;
    }

    .left-content {
        min-width: 0;
    }

    input[type="text"] {
        width: 100%;
    }

    #key-qty {
        display: inline-block;
        min-height: 1.5em;
        line-height: 1.5em;
        vertical-align: middle;
    }
}

/* 按钮样式 */
.btn {
    display: flex;
    gap: 2rem;
    margin-top: 2rem;
    justify-content: center;
    margin-bottom: 2rem;
}

.btn button {
    padding: 0.75rem 1.5rem;
    width: 150px;
    color: white;
    border: none;
    font-size: 1.2em;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow);
}

#submit {
    background-color: var(--primary);
}

#submit:hover {
    background-color: var(--secondary);
}

#clear {
    background-color: #6c757d;
}

#clear:hover {
    background-color: #5a6268;
}

.btn button:active {
    transform: translateY(1px);
}

/* 下拉选择搜索框 */

.autocomplete-container {
    position: relative;
    grid-column: 2 / 5 !important;
}

input[type="text"] {
    width: 100%;
    padding: 10px;
    box-sizing: border-box;
    border: 1px solid #ccc;
    border-radius: var(--border-radius);
    font-size: 16px;
}

input[type="text"]:focus {
    outline: 1px solid var(--primary);
}

.dropdown-list {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    border: 1px solid #ccc;
    border-radius: var(--border-radius);
    border-top: none;
    min-height: 30vh;
    max-height: 50vh;
    overflow-y: auto;
    white-space: nowrap;
    background: white;
    overflow-x: hidden;
    z-index: 1000;
}

.dropdown-item {
    padding: 5px;
    cursor: pointer;
    font-size: 14px;
}

.dropdown-item:hover {
    background-color: #eee;
}