:root {
    --bg-dark: #191022;
    --bg-panel: #1e1628;
    --bg-input: #251b2e;
    --border-color: #362348;
    --primary: #7f0ff0;
    --primary-hover: #6b0cd9;
    --text-main: #ffffff;
    --text-muted: #94a3b8;
    /* slate-400 */
    --text-dim: #64748b;
    /* slate-500 */

    /* Web layout tokens (웹 서비스 전용 레이아웃 기준) */
    --web-header-height: 56px;
    --web-page-padding: clamp(1rem, 2vw, 1.5rem);
    --web-container-max: 1600px;
    --web-container-max-narrow: 1200px;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    padding: 0;
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-main);
    min-height: 100vh;
    /* 웹 서비스는 문서 흐름 기반 레이아웃 */
    display: block;
    /* 페이지별 컨텐츠 영역에서 스크롤을 처리할 수 있도록 기본 스크롤 허용 */
    overflow-x: hidden;
    overflow-y: auto;
}

/* ============================== */
/* Web Service Layout Primitives  */
/* ============================== */
.web-page {
    min-height: calc(100vh - var(--web-header-height));
    padding: var(--web-page-padding);
    overflow: auto;
    background: #0e1220;
}

.web-container {
    max-width: var(--web-container-max);
    width: 100%;
    margin: 0 auto;
}

.web-container-narrow {
    max-width: var(--web-container-max-narrow);
    width: 100%;
    margin: 0 auto;
}

.web-grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

@media (max-width: 900px) {
    .web-grid-2 {
        grid-template-columns: 1fr;
    }
}

.web-grid-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1rem;
}

@media (max-width: 768px) {
    .web-grid-cards {
        grid-template-columns: 1fr;
    }
}

/* Utility Helpers */
.flex {
    display: flex;
}

.flex-col {
    flex-direction: column;
}

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

.items-center {
    align-items: center;
}

.justify-center {
    justify-content: center;
}

.justify-between {
    justify-content: space-between;
}

.gap-2 {
    gap: 0.5rem;
}

.gap-3 {
    gap: 0.75rem;
}

.w-full {
    width: 100%;
}

.h-full {
    height: 100%;
}

/* Layout Components */
aside.sidebar {
    width: 300px;
    background-color: var(--bg-panel);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    z-index: 20;
}

main {
    flex: 1;
    display: flex;
    flex-direction: column;
    position: relative;
    background-color: var(--bg-dark);
    min-width: 0;
}

/* Headers */
.header-bar {
    height: 64px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    padding: 0 1.25rem;
    flex-shrink: 0;
}

.header-title {
    font-size: 1.125rem;
    font-weight: 700;
    letter-spacing: -0.025em;
}

.icon-box {
    width: 36px;
    height: 36px;
    border-radius: 0.75rem;
    background: linear-gradient(to bottom right, var(--primary), #5b00b3);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 6px -1px rgba(127, 15, 240, 0.2);
}

/* Sidebar Specifics */
.scroll-content {
    flex: 1;
    overflow-y: auto;
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.section-label {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
    display: block;
}

/* Form Controls */
.control-panel {
    background-color: rgba(26, 31, 46, 0.5);
    border: 1px solid #2a2f45;
    border-radius: 0.75rem;
    padding: 1rem;
}

input[type="range"] {
    width: 100%;
    height: 6px;
    background: var(--border-color);
    border-radius: 0.5rem;
    outline: none;
    -webkit-appearance: none;
    appearance: none;
    cursor: pointer;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 16px;
    height: 16px;
    background: var(--primary);
    border-radius: 50%;
    cursor: pointer;
    transition: background 0.2s;
}

input[type="range"]::-webkit-slider-thumb:hover {
    background: #9d4dfc;
}

input[type="text"],
input[type="number"] {
    background-color: var(--bg-panel);
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    border-radius: 0.25rem;
    padding: 0.5rem;
    font-size: 0.75rem;
    width: 100%;
}

input:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Buttons */
.tool-btn {
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    color: #cbd5e1;
    /* slate-300 */
    border-radius: 0.75rem;
    padding: 0.5rem;
    cursor: pointer;
    transition: background-color 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.tool-btn:hover {
    background-color: #2f223a;
    color: #fff;
}

.btn-icon-only {
    padding: 8px;
    border-radius: 8px;
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
}

.btn-icon-only:hover {
    color: white;
    background-color: var(--bg-input);
}

.action-btn {
    padding: 0.75rem 1.5rem;
    border-radius: 0.75rem;
    border: 1px solid var(--border-color);
    background-color: #2a2235;
    color: #cbd5e1;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.6rem;
    transition: all 0.2s;
}

.action-btn:hover {
    background-color: #322840;
    color: white;
    border-color: rgba(127, 15, 240, 0.4);
}

.action-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    background-color: transparent !important;
    border-color: var(--border-color) !important;
    color: var(--text-muted) !important;
    box-shadow: none !important;
}

.btn-primary {
    background-color: var(--primary);
    color: white;
    border: none;
    font-weight: 700;
    box-shadow: 0 10px 15px -3px rgba(127, 15, 240, 0.25);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: scale(1.02);
}

.btn-primary:active {
    transform: scale(0.95);
}

/* Main Area Components */
.main-header {
    background-color: rgba(25, 16, 34, 0.95);
    backdrop-filter: blur(4px);
    z-index: 30;
    justify-content: space-between;
}

.nav-tabs {
    display: flex;
    gap: 2rem;
    height: 100%;
}

.tab-item {
    height: 100%;
    display: flex;
    align-items: center;
    position: relative;
    cursor: pointer;
    padding: 0 0.5rem;
    color: var(--text-muted);
    font-size: 0.875rem;
    font-weight: 500;
    transition: color 0.2s;
}

.tab-item:hover {
    color: #e2e8f0;
}

.tab-item.active {
    color: var(--primary);
    font-weight: 700;
}

.tab-indicator {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--primary);
    border-top-left-radius: 9999px;
    border-top-right-radius: 9999px;
    display: none;
}

.tab-item.active .tab-indicator {
    display: block;
}

/* Canvas & Workspace */
.workspace {
    flex: 1;
    position: relative;
    overflow: hidden;
    background-color: #150d1d;
    display: flex;
    align-items: center;
    justify-content: center;
    user-select: none;
}

.bg-grid {
    position: absolute;
    inset: 0;
    opacity: 0.1;
    background-image: radial-gradient(#634c7a 1px, transparent 1px);
    background-size: 20px 20px;
}

.canvas-container {
    position: relative;
    border-radius: 0.5rem;
    border: 1px solid var(--border-color);
    overflow: visible;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.6);
    background-color: #0e1220;
    max-width: 90%;
    max-height: 85%;
    display: flex;
    align-items: center;
    justify-content: center;
}

canvas {
    display: block;
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    cursor: crosshair;
    object-fit: contain;
}

/* Result View */
.result-view {
    display: none;
    width: 100%;
    height: 100%;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 10;
}

.result-view.active {
    display: flex;
}

.result-img-container {
    border-radius: 0.5rem;
    border: 1px solid var(--border-color);
    background-color: var(--bg-panel);
    overflow: hidden;
    max-width: 90%;
    max-height: 70vh;
}

.footer-bar {
    height: 96px;
    border-top: 1px solid var(--border-color);
    background-color: var(--bg-panel);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 30;
    box-shadow: 0 -5px 30px rgba(0, 0, 0, 0.3);
}

.divider-v {
    width: 1px;
    height: 32px;
    background-color: var(--border-color);
    margin: 0 1rem;
}

/* Loading Overlay */
.loading-overlay {
    position: absolute;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.8);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 50;
    display: none;
}

.spinner {
    /* Icon font spinner style */
    font-size: 48px;
    color: var(--brand);
    /* #7c5cff */
    animation: spin 1s linear infinite;

    /* Reset legacy styles if any specific override needed, but standardizing class is better */
    width: auto;
    height: auto;
    border: none;
    border-radius: 0;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background-color: #362348;
    border-radius: 20px;
}

/* Misc */
.run-area {
    padding: 1rem;
    border-top: 1px solid var(--border-color);
    background-color: #1a1324;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.log-box {
    height: 6rem;
    background-color: #0e1220;
    border-radius: 0.25rem;
    border: 1px solid var(--border-color);
    padding: 0.5rem;
    font-size: 0.625rem;
    color: var(--text-dim);
    font-family: monospace;
    overflow-y: auto;
}

/* -------------------------------------------------------------------------- */
/*                           Popup UI (Ref: removal.html)                     */
/* -------------------------------------------------------------------------- */
:root {
    --brand: #7c5cff;
    --panel: #151823;
    --border: #252a36;
    --muted: #8a93a6;
    --text: #e7ecf3;
}

.wrap {
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.card {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 12px;
}

.grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.thumb {
    position: relative;
    width: 100%;
    min-height: 200px;
    /* flexible height */
    background: #0e1220;
    border: 1px solid var(--border);
    border-radius: 10px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.thumb.h-xs {
    height: 100px;
    min-height: 100px;
}

.thumb img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

/* Tooltip Button Style */
button.primary {
    background: var(--brand);
    border: 0;
    color: white;
    padding: 10px 24px;
    border-radius: 10px;
    cursor: pointer;
    font-weight: 600;
    position: relative;
}

button.primary::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 125%;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    background: rgba(0, 0, 0, 0.9);
    color: #fff;
    padding: 5px 10px;
    border-radius: 6px;
    font-size: 11px;
    font-weight: 500;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s ease;
    pointer-events: none;
    z-index: 100;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

button.primary::before {
    content: "";
    position: absolute;
    bottom: 110%;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    border-width: 6px;
    border-style: solid;
    border-color: rgba(0, 0, 0, 0.9) transparent transparent transparent;
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s ease;
    pointer-events: none;
    z-index: 100;
}

button.primary:hover::after,
button.primary:hover::before {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

button.primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Mini Buttons for Crop/Edit */
.btn-xs {
    padding: 4px 8px;
    font-size: 11px;
    background: var(--panel);
    border: 1px solid var(--border);
    color: var(--text);
    border-radius: 4px;
    cursor: pointer;
}

.btn-xs:hover {
    background: var(--border);
}

.btn-xs.active {
    background: var(--brand);
    border-color: var(--brand);
    color: white;
}

/* Crop Controls Container */
.crop-controls {
    display: flex;
    gap: 8px;
    margin-top: 8px;
    justify-content: flex-end;
}

/* Toast Message */
.status-message {
    position: fixed;
    top: 20px;
    right: 20px;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 16px 20px;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
    z-index: 10000;
    display: none;
    align-items: center;
    gap: 12px;
}

.status-message.show {
    display: flex;
    animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }

    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* Result Actions Overlay */
.result-actions {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 8px;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    opacity: 0;
    transition: opacity 0.2s;
}

.thumb:hover .result-actions {
    opacity: 1;
}

/* Drop Zone */
.drop-zone {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    cursor: pointer;
}

.drop-zone.drag-over {
    background: rgba(124, 92, 255, 0.2);
    border: 2px dashed #7c5cff;
}

/* Text Colors */
.text-green {
    color: #4ade80;
}

.text-red {
    color: #f87171;
}

/* Visibility helper */
.hidden {
    display: none !important;
}

/* Chips & Tags */
.chip-group {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 8px;
}

.chip {
    background: #0e1220;
    border: 1px solid var(--border);
    color: var(--muted);
    padding: 4px 10px;
    border-radius: 16px;
    font-size: 11px;
    cursor: pointer;
    transition: all 0.2s;
}

.chip:hover {
    border-color: var(--brand);
    color: var(--text);
}

.chip.active {
    background: rgba(124, 92, 255, 0.2);
    border-color: var(--brand);
    color: white;
}

textarea.prompt-input {
    width: 100%;
    background: #0e1220;
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 10px;
    font-family: inherit;
    resize: vertical;
    min-height: 60px;
}

textarea.prompt-input:focus {
    outline: none;
    border-color: var(--brand);
}

/* -------------------------------------------------------------------------- */
/*                           Tryon-V2  Design (Tailwind Port)                 */
/* -------------------------------------------------------------------------- */

/* Animations */
@keyframes shimmer {
    0% {
        transform: translateX(-100%);
    }

    100% {
        transform: translateX(100%);
    }
}

.animate-shimmer {
    animation: shimmer 1.5s infinite;
}

.fade-in {
    animation: fadeIn 0.5s ease-out forwards;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.zoom-in {
    animation: zoomIn 0.5s ease-out forwards;
}

@keyframes zoomIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Layout Containers */
.v2-container {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    width: 100%;
    background-color: #0e1220;
    color: #e7ecf3;
    /* 웹 페이지는 컨텐츠 높이에 따라 자연스럽게 확장 */
    overflow-x: hidden;
    overflow-y: visible;
}

.v2-header {
    height: 56px;
    background-color: rgba(21, 24, 35, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid #2a2f45;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1.5rem;
    flex-shrink: 0;
    z-index: 10;
}

.v2-main {
    flex: 1;
    display: flex;
    /* 웹 서비스에서는 페이지 내부 스크롤을 허용 */
    overflow: visible;
}

/* Left Column */
.v2-sidebar {
    width: 45%;
    flex-shrink: 0;
    min-width: 320px;
    background-color: #12151f;
    border-right: 1px solid #2a2f45;
    /* Removed padding/gap here as it's handled in HTML structure now */
    display: flex;
    flex-direction: column;
}

/* Right Column */
.v2-viewer {
    flex: 1;
    /* width: 55%; */
    min-width: 0;
    background-color: #0e1220;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 1.5rem;
    overflow: hidden;
}

.v2-viewer-bg {
    position: absolute;
    inset: 0;
    opacity: 0.2;
    background-image: radial-gradient(#1f2536 1px, transparent 1px);
    background-size: 24px 24px;
    pointer-events: none;
}

/* Components */
.upload-card-v2 {
    aspect-ratio: 1/1;
    border-radius: 0.75rem;
    border: 2px dashed #2a2f45;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    cursor: default;
    position: relative;
    overflow: hidden;
    transition: all 0.2s;
    background: transparent;
}

.upload-card-v2:hover {
    border-color: #6b7280;
    background-color: #1a1f2e;
}

.upload-card-v2.active {
    border-color: #7c5cff;
    border-style: solid;
    background-color: #1a1f2e;
}

.upload-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.2s;
}

.upload-card-v2:hover .upload-overlay {
    opacity: 1;
}

.upload-card-v2.editing .upload-overlay {
    display: none !important;
}

.v2-textarea {
    width: 100%;
    height: 6rem;
    background-color: #1a1f2e;
    border: 1px solid #2a2f45;
    border-radius: 0.75rem;
    padding: 0.75rem;
    font-size: 0.875rem;
    color: #e7ecf3;
    resize: none;
    transition: all 0.2s;
}

.v2-textarea:focus {
    outline: none;
    border-color: #7c5cff;
    box-shadow: 0 0 0 1px #7c5cff;
}

.v2-select {
    width: 100%;
    background-color: #1a1f2e;
    border: 1px solid #2a2f45;
    border-radius: 0.75rem;
    padding: 0.625rem 1rem;
    font-size: 0.875rem;
    color: #e7ecf3;
    appearance: none;
    cursor: pointer;
}

.v2-select:focus {
    outline: none;
    border-color: #7c5cff;
}

.v2-btn-run {
    width: 100%;
    padding: 0.875rem;
    border-radius: 0.75rem;
    background-color: #7c5cff;
    color: white;
    font-weight: 700;
    font-size: 0.875rem;
    letter-spacing: 0.025em;
    border: none;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: all 0.2s;
}

.v2-btn-run:hover {
    background-color: #6b4df0;
    transform: translateY(-2px);
    box-shadow: 0 0 20px rgba(124, 92, 255, 0.4);
}

.v2-btn-run:disabled {
    background-color: #2a2f45;
    color: #9ca3af;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* Accordion */
.accordion-content {
    overflow: hidden;
    transition: max-height 0.3s ease-in-out, opacity 0.3s ease-in-out;
    max-height: 0;
    opacity: 0;
}

.accordion-content.open {
    max-height: 40rem;
    /* adjust as needed */
    opacity: 1;
    margin-top: 0.5rem;
}

.chip-v2 {
    padding: 0.25rem 0.625rem;
    border-radius: 9999px;
    background-color: #2a2f45;
    color: #d1d5db;
    font-size: 0.625rem;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all 0.2s;
}

.chip-v2:hover {
    background-color: #3d4460;
    border-color: #6b7280;
}

/* Mode Selector (Option 3 - Outlined Cards) */
.mode-selector {
    display: flex;
    gap: 0.5rem;
}

.mode-btn {
    flex: 1;
    padding: 0.5rem;
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: 0.5rem;
    background-color: #1a1f2e;
    border: 1px solid #2a2f45;
    color: #9ca3af;
    cursor: pointer;
    transition: all 0.2s;
    text-align: center;
}

.mode-btn:hover {
    border-color: #4b5563;
    color: white;
}

.mode-btn.active {
    background-color: rgba(124, 92, 255, 0.2);
    border-color: #7c5cff;
    color: white;
    font-weight: 700;
    box-shadow: 0 0 10px rgba(124, 92, 255, 0.2);
}