@font-face {
    font-family: 'Pretendard';
    font-weight: 900;
    font-display: swap;
    src: local('Pretendard Black'), url(/fonts/woff2/Pretendard-Black.woff2) format('woff2'), url(/fonts/woff/Pretendard-Black.woff) format('woff');
}

@font-face {
    font-family: 'Pretendard';
    font-weight: 800;
    font-display: swap;
    src: local('Pretendard ExtraBold'), url(/fonts/woff2/Pretendard-ExtraBold.woff2) format('woff2'), url(/fonts/woff/Pretendard-ExtraBold.woff) format('woff');
}

@font-face {
    font-family: 'Pretendard';
    font-weight: 700;
    font-display: swap;
    src: local('Pretendard Bold'), url(/fonts/woff2/Pretendard-Bold.woff2) format('woff2'), url(/fonts/woff/Pretendard-Bold.woff) format('woff');
}

@font-face {
    font-family: 'Pretendard';
    font-weight: 600;
    font-display: swap;
    src: local('Pretendard SemiBold'), url(/fonts/woff2/Pretendard-SemiBold.woff2) format('woff2'), url(/fonts/woff/Pretendard-SemiBold.woff) format('woff');
}

@font-face {
    font-family: 'Pretendard';
    font-weight: 500;
    font-display: swap;
    src: local('Pretendard Medium'), url(/fonts/woff2/Pretendard-Medium.woff2) format('woff2'), url(/fonts/woff/Pretendard-Medium.woff) format('woff');
}

@font-face {
    font-family: 'Pretendard';
    font-weight: 400;
    font-display: swap;
    src: local('Pretendard Regular'), url(/fonts/woff2/Pretendard-Regular.woff2) format('woff2'), url(/fonts/woff/Pretendard-Regular.woff) format('woff');
}

@font-face {
    font-family: 'Pretendard';
    font-weight: 300;
    font-display: swap;
    src: local('Pretendard Light'), url(/fonts/woff2/Pretendard-Light.woff2) format('woff2'), url(/fonts/woff/Pretendard-Light.woff) format('woff');
}

@font-face {
    font-family: 'Pretendard';
    font-weight: 200;
    font-display: swap;
    src: local('Pretendard ExtraLight'), url(/fonts/woff2/Pretendard-ExtraLight.woff2) format('woff2'), url(/fonts/woff/Pretendard-ExtraLight.woff) format('woff');
}

@font-face {
    font-family: 'Pretendard';
    font-weight: 100;
    font-display: swap;
    src: local('Pretendard Thin'), url(/fonts/woff2/Pretendard-Thin.woff2) format('woff2'), url(/fonts/woff/Pretendard-Thin.woff) format('woff');
}

@media (min-width: 768px) {
    html {
        font-size: 16px;
    }
}

html {
    font-size: 16px;
    font-family: Pretendard, serif;
    font-weight: 400;
}

@media (min-width: 768px) {
    html {
        font-size: 16px;
    }
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
    box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem #258cfb;
}

html {
    position: relative;
    min-height: 100%;
}

body {
    margin-bottom: 60px;
}

.form-floating > .form-control-plaintext::placeholder, .form-floating > .form-control::placeholder {
    color: var(--bs-secondary-color);
    text-align: end;
}

.form-floating > .form-control-plaintext:focus::placeholder, .form-floating > .form-control:focus::placeholder {
    text-align: start;
}

/* custom */

.input-box {
    width: 100%;
    height: 100%;
    border-top: none;
    border-left: none;
    border-right: none;
    border-bottom: none;
    resize: none;
    padding: 12px;
    background: transparent;
    outline: none;
    color: #ccc;
}

.input-box-holder {
    width: 100%;
    height: 110px;
    border-radius: 20px;
    color: #ccc;
    align-items: center;
}

.chat-button {
    padding: 4px;
    color: #919191;
    background: transparent;
    align-items: center;
    border-top: none;
    border-left: none;
    border-right: none;
    border-bottom: none;
}

.instruction-selector {
    display: inline-flex;
    align-items: center;
    position: relative;
}

.instruction-history-dropdown {
    position: absolute;
    right: 0;
    bottom: 36px;
    width: min(520px, calc(100vw - 24px));
    max-height: 320px;
    overflow: hidden;

    background: #1f1f1f;
    border: 1px solid #3a3a3a;
    border-radius: 12px;
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.55);
    z-index: 10000;
}

.instruction-history-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 10px;
    border-bottom: 1px solid #2f2f2f;
    color: #ccc;
    font-size: 13px;
}

.instruction-history-clear {
    color: #919191;
    background: transparent;
    border: 0;
    padding: 4px 6px;
    font-size: 12px;
}

.instruction-history-clear:hover {
    color: #e0e0e0;
}

.instruction-history-items {
    max-height: 280px;
    overflow-y: auto;
}

.instruction-history-empty {
    padding: 12px;
    color: #707070;
    font-size: 13px;
}

.instruction-history-row {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 8px;
    border-bottom: 1px solid #2a2a2a;
}

.instruction-history-row:last-child {
    border-bottom: 0;
}

.instruction-history-apply {
    flex: 1;
    text-align: left;
    color: #ccc;
    background: transparent;
    border: 0;
    padding: 6px 8px;
    border-radius: 8px;
    font-size: 13px;
}

.instruction-history-apply:hover {
    background: #2a2a2a;
}

.instruction-history-delete {
    width: 28px;
    height: 28px;
    line-height: 28px;
    text-align: center;

    color: #919191;
    background: transparent;
    border: 0;
    border-radius: 8px;
}

.instruction-history-delete:hover {
    background: #2a2a2a;
    color: #e0e0e0;
}

@keyframes tilt {
    0% {
        transform: rotate(0deg);
    }
    25% {
        transform: rotate(-15deg);
    }
    50% {
        transform: rotate(0deg);
    }
    75% {
        transform: rotate(15deg);
    }
    100% {
        transform: rotate(0deg);
    }
}

.load-icon {
    display: inline-block;
    animation: tilt 1s infinite;
}

/* 스크롤 바 */
::-webkit-scrollbar {
    width: 4px; /* 스크롤바 두께 */
    height: 6px; /* 가로 스크롤바 높이 */
}

::-webkit-scrollbar-track {
    background: transparent; /* 트랙 배경 - 투명(또는 배경색) */
}

::-webkit-scrollbar-thumb {
    background: #5f616a; /* 스크롤바 색상 */
    border-radius: 4px; /* 둥글게 처리 */
    border: 2px solid #343541; /* 배경색과 통일감이 있도록 테두리 */
    transition: background 0.2s;
}

::-webkit-scrollbar-thumb:hover {
    background: #8a8c92; /* 마우스 오버 시 조금 더 밝은 색상 */
}

html {
    /* 얇은(thin) 스크롤바와 색상 지정 */
    scrollbar-width: thin;
    scrollbar-color: #5f616a transparent;
}

@media (max-width: 900px) {
    /*.hide-on-small */
    .hide-on-small {
        display: none;
    }
}