* {
    box-sizing: border-box;
}


body {

    margin: 0;

    font-family:
        Arial,
        "Noto Sans KR",
        sans-serif;

    background: #f5f5f5;

    color: #222;
}


/* =========================================================
   APP
========================================================= */

.app {

    width: 100%;

    max-width: 520px;

    margin: 0 auto;

    padding: 30px 20px 50px;
}


/* =========================================================
   HEADER
========================================================= */

header {

    margin-bottom: 38px;
}


header h1 {

    font-size: 25px;

    margin: 0 0 8px;

    font-weight: 700;
}


header p {

    color: #777;

    margin: 0;

    font-size: 14px;
}


.customer-name {

    margin-top: 9px !important;

    font-size: 13px !important;

    color: #999 !important;
}


/* =========================================================
   MAIN SECTION TITLE
========================================================= */

h2 {

    font-size: 17px;

    letter-spacing: 2px;

    color: #222;

    margin: 0 0 20px;

    font-weight: 700;
}


/* =========================================================
   SCENE
========================================================= */

.scenes {

    margin-bottom: 42px;
}


.scene-group {

    margin-bottom: 25px;
}


.scene-group h3 {

    font-size: 14px;

    font-weight: 500;

    color: #777;

    margin: 0 0 10px 2px;
}


.scene-row {

    display: flex;

    gap: 8px;

    flex-wrap: wrap;
}


.scene-row button {

    flex: 1 1 0;

    min-width: 70px;

    height: 64px;

    border: none;

    border-radius: 13px;

    background: white;

    font-size: 18px;

    cursor: pointer;

    box-shadow:
        0 3px 12px
        rgba(0, 0, 0, 0.06);

    transition:
        transform 0.12s,
        box-shadow 0.12s;
}


.scene-row button:hover {

    transform: translateY(-1px);

    box-shadow:
        0 5px 15px
        rgba(0, 0, 0, 0.09);
}


.scene-row button:active {

    transform: scale(0.97);
}


.scene-row button span {

    display: block;

    font-size: 11px;

    margin-top: 5px;
}


.scene-icon {

    font-size: 18px;
}


/* =========================================================
   RESULT
========================================================= */

#api-result {

    min-height: 20px;

    margin-top: 15px;

    font-size: 12px;

    color: #999;
}


#api-result.success {

    color: #2d9b55;

    font-weight: 600;
}


/* =========================================================
   DEVICE
========================================================= */

.devices {

    margin-top: 0;
}


.device-location {

    margin-bottom: 32px;
}


.device-location > h3 {

    font-size: 14px;

    font-weight: 500;

    color: #777;

    margin: 0 0 14px 2px;
}


/* =========================================================
   ROOM
========================================================= */

.room {

    display: flex;

    flex-wrap: wrap;

    gap: 7px;

    margin-bottom: 23px;
}


.room h4 {

    width: 100%;

    font-size: 12px;

    font-weight: 500;

    color: #999;

    margin: 0 0 3px 3px;
}


/* =========================================================
   DEVICE CARD
========================================================= */

.device {

    width: 72px;

    height: 62px;

    padding: 6px 4px;

    background: white;

    border-radius: 9px;

    display: flex;

    flex-direction: column;

    align-items: center;

    justify-content: center;

    box-shadow:
        0 2px 7px
        rgba(0, 0, 0, 0.045);
}


.device-name {

    width: 100%;

    display: flex;

    align-items: center;

    justify-content: center;

    gap: 3px;
}


.device-icon {

    font-size: 13px;

    line-height: 1;
}


.device-name span:last-child {

    font-size: 9px;

    white-space: nowrap;

    overflow: hidden;

    text-overflow: ellipsis;
}


/* =========================================================
   DEVICE STATUS
========================================================= */

.status {

    margin-top: 4px;

    font-size: 8px;

    font-weight: 700;
}


.status.on {

    color: #2d9b55;
}


.status.off {

    color: #aaa;
}


/* =========================================================
   LOGIN
========================================================= */

.login-page {

    min-height: 100vh;

    display: flex;

    align-items: center;

    justify-content: center;

    padding: 20px;
}


.login-box {

    width: 100%;

    max-width: 360px;

    background: white;

    padding: 35px 30px;

    border-radius: 18px;

    box-shadow:
        0 8px 30px
        rgba(0, 0, 0, 0.06);
}


.login-brand {

    font-size: 24px;

    font-weight: 700;

    margin-bottom: 8px;
}


.login-subtitle {

    font-size: 13px;

    color: #888;

    margin-bottom: 30px;
}


.input-group {

    margin-bottom: 16px;
}


.input-group label {

    display: block;

    font-size: 12px;

    color: #666;

    margin-bottom: 7px;
}


.input-group input {

    width: 100%;

    height: 45px;

    border: 1px solid #ddd;

    border-radius: 9px;

    padding: 0 12px;

    font-size: 14px;

    outline: none;
}


.input-group input:focus {

    border-color: #999;
}


.login-button {

    width: 100%;

    height: 45px;

    border: none;

    border-radius: 9px;

    background: #222;

    color: white;

    font-size: 14px;

    cursor: pointer;

    margin-top: 5px;
}


.login-error {

    min-height: 20px;

    margin-top: 12px;

    text-align: center;

    color: #d55;

    font-size: 12px;
}