/**
 * Chat Main - Base Styles
 * 기본 레이아웃 및 컨테이너 스타일
 */

/* Body Styles */
body.chat_main.chat-active,
body.chat-main-page.chat-active {
    justify-content: flex-start;
    overflow-y: auto;
    overflow-x: hidden !important;
}

body.chat_main,
body.chat-main-page {
    overflow-x: hidden !important;
    width: 100%;
    max-width: 100%;
}

body.chat_main.modal-open {
    overflow: hidden;
}

body.chat_main.chat-main-page .with-sidebar {
    display: flex;
    flex-direction: column;
}

/* Main Container */
.chat_main .main-container {
    background: var(--chat-bg-main, rgb(249, 250, 251));
    min-height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--chat-spacing-xl, 2rem) var(--chat-spacing-lg, 1.5rem);
    padding-top: var(--chat-spacing-xl, 2rem);
    padding-bottom: var(--chat-spacing-xl, 2rem);
    overflow: visible;
    max-width: 100%;
    width: 100%;
    box-sizing: border-box;
    opacity: 0;
    animation: fadeIn 0.6s ease-in-out forwards;
}

.chat_main .main-container:not(.chat-active) {
    justify-content: center;
}

.chat_main .main-container:not(.chat-active) .content-wrapper {
    justify-content: center;
}

/* Fade In Animation */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* Content Wrapper */
.chat_main .content-wrapper {
    max-width: var(--chat-content-max-width, 1200px);
    width: 100%;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--chat-spacing-base, 1rem);
    overflow: visible;
    flex: 1;
    box-sizing: border-box;
}

/* Logo Container */
.chat_main .logo-container {
    display: flex;
    justify-content: center;
    margin-bottom:0px !important; /* 2rem → 1rem (절반 축소) */
    position: relative;
}

/* Model Selector (Header) */
.chat_main .model-selector {
    position: absolute;
    top: 0;
    right: 0;
    display: flex;
    align-items: center;
    gap: var(--chat-spacing-sm, 0.5rem);
}

.chat_main .model-selector-label {
    font-size: 0.875rem;
    color: var(--chat-text-muted, #64748b);
    font-weight: 500;
}

.chat_main .model-dropdown {
    padding: var(--chat-spacing-sm, 0.5rem) var(--chat-spacing-base, 1rem);
    background: var(--chat-bg-white, white);
    border: 2px solid var(--chat-border-light, #e2e8f0);
    border-radius: var(--chat-radius-md, 10px);
    font-size: 0.875rem;
    color: var(--chat-primary, rgba(0, 153, 226, 1));
    font-weight: 600;
    cursor: pointer;
    transition: all var(--chat-transition-base, 0.3s);
}

.chat_main .model-dropdown:hover {
    border-color: var(--chat-primary, rgba(0, 153, 226, 1));
    box-shadow: 0 0 0 3px rgba(0, 153, 226, 0.1);
}

.chat_main .model-dropdown:focus {
    outline: none;
    border-color: var(--chat-primary, rgba(0, 153, 226, 1));
    box-shadow: 0 0 0 3px rgba(0, 153, 226, 0.1);
}

/* Chat Active State - Main Container */
.chat_main .main-container.chat-active {
    min-height: 100vh;
    height: auto;
    width: 100%;
    max-width: var(--chat-max-width, 1035px);
    min-width: var(--chat-max-width, 1035px);
    margin: 0 auto;
    padding: 0;
    overflow: visible;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    background: transparent;
    position: relative;
}

.chat_main .main-container.chat-active .content-wrapper {
    width: 100%;
    max-width: var(--chat-max-width, 1035px);
    min-width: var(--chat-max-width, 1035px);
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0;
    box-sizing: border-box;
    min-height: 100%;
    overflow: visible !important;
}

.chat_main .main-container.chat-active .chat-hero,
.chat_main .main-container.chat-active .main-title {
    display: none;
}

.main-container.chat-active .logo,
.main-container.chat-active .chat-hero,
.main-container.chat-active .main-title,
.chat_main .main-container.chat-active .sub-title {
    display: none;
}

.chat_main .main-container.chat-active .logo-container,
.chat_main body.chat-active .logo-container,
.chat_main .main-container.chat-active ~ .logo-container {
    display: none !important;
}

.chat_main .main-container.chat-active .model-selector {
    position: static;
    justify-content: flex-end;
}

/* Chat Active - After Pseudo Element (Background) */
.chat_main .main-container.chat-active::after {
    content: '';
    position: fixed;
    bottom: 0;
    left: var(--chat-sidebar-width, 256px);
    right: 0;
    height: 200px;
    background: var(--chat-bg-main, rgb(249, 250, 251));
    z-index: var(--chat-z-base, 1);
    pointer-events: none;
}

/* Chat Results Area */
.chat_main .chat-results {
    background: transparent;
    padding: var(--chat-spacing-xl, 2rem);
    margin-bottom: var(--chat-spacing-xl, 2rem);
    display: none;
    flex: 1;
    overflow: visible !important;
}

.chat_main .chat-results.active {
    display: block;
    overflow: visible !important;
}

.chat_main .main-container.chat-active .chat-results {
    width: 100%;
    max-width: var(--chat-max-width, 1035px);
    min-width: var(--chat-max-width, 1035px);
    padding-top: calc(var(--chat-spacing-xl, 2rem) + 2rem);
    padding-left: 0;
    padding-right: 0;
    padding-bottom: calc(var(--chat-spacing-xl, 2rem) + 120px);
    margin: 0;
    margin-top: 0;
    background: transparent;
    display: block;
    box-sizing: border-box;
    overflow: visible !important;
}

.chat_main .main-container.chat-active .chat-warning-banner.guide + .chat-results {
    padding-top: 20px;
}

/* Tablet Responsive */
@media (max-width: 1024px) {
    .chat_main .main-container {
        padding: var(--chat-spacing-xl, 2rem) var(--chat-spacing-lg, 1.5rem);
        max-width: 100%;
    }
    
    .chat_main .content-wrapper {
        max-width: 100%;
        width: 100%;
    }
}

@media (max-width: 1035px) {
    .chat_main .main-container.chat-active {
        min-width: 100%;
        max-width: 100%;
    }
    
    .chat_main .main-container.chat-active .content-wrapper {
        min-width: 100%;
        max-width: 100%;
    }
    
    .chat_main .main-container.chat-active .chat-results {
        min-width: 100%;
        max-width: 100%;
    }
    
    .chat_main .main-container.chat-active .input-section {
        min-width: 100%;
        max-width: 100%;
    }
    
    .chat_main .main-container.chat-active .chat-header-tools {
        right: var(--chat-spacing-base, 1rem);
    }
}

@media (min-width: 1024px) {
    .chat_main .content-wrapper {
        min-width: 70rem;
    }
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .chat_main .main-container {
        padding: var(--chat-spacing-xl, 2rem) var(--chat-spacing-base, 1rem);
        max-width: 100%;
        overflow: visible;
        width: 100%;
    }
    
    /* 모바일에서 가로 스크롤 방지 */
    .chat_main .main-container,
    .chat_main .content-wrapper,
    .chat_main .with-sidebar {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        overflow-x: hidden !important;
    }
    
    .chat_main .model-selector {
        position: static;
        justify-content: center;
        margin-bottom: var(--chat-spacing-base, 1rem);
    }
    
    .chat_main .main-container.chat-active {
        height: 100vh;
        padding: 0 20px;
        min-width: calc(100% - 40px);
        max-width: calc(100% - 40px);
    }
    
    .chat_main .main-container.chat-active .chat-results {
        padding-top: calc(var(--chat-spacing-base, 1rem) + 2rem);
        padding-left: 0;
        padding-right: 0;
        padding-bottom: calc(var(--chat-spacing-base, 1rem) + 112px);
        overflow: visible !important;
    }
    
    .chat_main .main-container.chat-active .chat-results {
        padding-bottom: calc(var(--chat-spacing-base, 1rem) + 130px);
    }
    
    .chat_main .main-container.chat-active::after {
        content: '';
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        height: 100px;
        background: var(--chat-bg-main, rgb(249, 250, 251));
        z-index: var(--chat-z-base, 1);
        pointer-events: none;
    }
}