:root {
    --bg: #f4f6f8;
    --container: #ffffff;
    --accent: #4a7cff;
    --accent-hover: #3a66d6;
    --border: #e3e7ee;
    --text: #1f2328;
}
html, body {
    margin: 0;
    padding: 0;
    height: 100%;
    font-family: "Segoe UI", Roboto, Arial;
    background: var(--bg);
}
#app {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    padding: 24px 16px;
    height: 100%;
    box-sizing: border-box;
}
.container {
    width: 100%;
    max-width: 300px;
    background: var(--container);
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.06);
}
h1 {
    margin: 0 0 16px;
    font-size: 20px;
    text-align: center;
    color: var(--text);
}
.input {
    width: 100%;
    padding: 14px 16px;
    font-size: 16px;
    border-radius: 12px;
    border: 1px solid var(--border);
    outline: none;
    transition: 0.2s;
    box-sizing: border-box;
}
.input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(74, 124, 255, 0.15);
}
.btn {
    width: 100%;
    margin-top: 12px;
    padding: 14px;
    border: none;
    border-radius: 12px;
    background: var(--accent);
    color: #fff;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: 0.2s;
}
.btn:hover{
    background: var(--accent-hover);
}
#tmk-container{
    position: fixed;
    inset: 0;
    background: #000;
    display: none;
}
iframe{
    width: 100%;
    height: 100%;
    border: 0;
    background: #fff;
}