/* ========================================================================
   Master Stylesheet for AiSuiteApp
   
   - Consolidated from site.css and style.css.
   - Aligned with UI design specification (AiHub_v3_prtl_ui_work_instructions.md).
   - This file is the single source of truth for application styling.
   ======================================================================== */

/* ------------------------------------------------------------------------
   1. Root & Theme Variables
   ------------------------------------------------------------------------ */
:root,
html[data-theme="light"] {
    /* Color System (as per spec) */
    --primary-color: #0A9BCD; /* 変更: kyocera-blue */
    --primary-hover-color: #087D9E;
    
    /* アクセントカラー (HEX) */
    --kyocera-blue: #0A9BCD;
    --ac-orange: #FF9800;
    --ac-jungle: #8FB024;
    --ac-purple: #AB47BC;
    --ac-pink: #D81B60;
    --ac-bluegray: #546E7A;

    --text-color: #282828;
    --text-secondary-color: #595959; /* 7.0:1 */
    --text-inverted-color: #FFFFFF;
    --background-global-color: #F2F2F2;
    --background-content-color: #FFFFFF;
    --background-nested-color: #F8F9FA; /* ネストされたカード用 */
    --border-color: #D4D4D4;
    --status-error-color: #D32F2F; /* 5.3:1 */
    --status-success-color: #1E8E3E; /* >4.5:1 */

    /* 左右ペイン色分け */
    --ldms-primary: #f2f2f2; /* 左ペイン: 薄いグレー */
    --ldms-main-background: #ffffff; /* 右メイン: 純白 */

    /* Typography */
    --font-family: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Biz UDPGothic", "Meiryo", sans-serif;

    /* Spacing & Layout */
    --header-height: 64px;
    --sidebar-width: 240px;
    --base-spacing-unit: 8px;
    --border-radius: 8px; /* App-wide standard border radius */

    /* Specific component variables for Bootstrap compatibility */
    --bs-body-color: var(--text-color);
    --bs-body-bg: var(--background-global-color);
    --bs-emphasis-color: var(--text-color);
    --bs-table-color: var(--text-color);
}

/* ダークモード (WCAG AA Compliant) */
@media (prefers-color-scheme: dark) {
  :root {
    --primary-color: #0A9BCD; /* プライマリカラーは維持しつつ白文字とのコントラストを確保 */
    --primary-hover-color: #087D9E;
    --text-color: #E0E0E0;
    --text-secondary-color: #A0A0A0;
    --text-inverted-color: #FFFFFF;
    --background-global-color: #1A1A1A;
    --background-content-color: #242424;
    --background-nested-color: #2F2F2F; /* ネストされたカード用 */
    --border-color: #3E3E3E; /* 注: 区切り線が目立ちすぎないよう明度を抑える */
    --status-error-color: #EF5350;
    --status-success-color: #81C784;
    
    /* 左右ペイン色分け */
    --ldms-primary: #1e1e1e; /* 左ペイン: 少し明るいダークグレー */
    --ldms-main-background: #121212; /* 右メイン: ベースのダークグレー */
  }
}

/* ------------------------------------------------------------------------
   2. Dark Mode Theme (Refactored)
   ------------------------------------------------------------------------ */
html[data-theme="dark"] {
    /* Re-define color palette for dark mode */
    --primary-color: #0A9BCD;
    --primary-hover-color: #087D9E;
    --text-color: #E0E0E0;
    --text-secondary-color: #A0A0A0;
    --text-inverted-color: #FFFFFF;
    --background-global-color: #1A1A1A;  /* Material standard dark background */
    --background-content-color: #242424; /* For cards, headers, etc. */
    --background-nested-color: #2F2F2F; /* ネストされたカード用 */
    --border-color: #3E3E3E;
    --status-error-color: #EF5350;
    --status-success-color: #81C784;

    /* 左右ペイン色分け */
    --ldms-primary: #1e1e1e; /* 左ペイン: 少し明るいダークグレー */
    --ldms-main-background: #121212; /* 右メイン: ベースのダークグレー */

    /* Specific component variables for Bootstrap compatibility */
    --bs-body-color: var(--text-color);
    --bs-body-bg: var(--background-global-color);
    --bs-emphasis-color: var(--text-color);
    --bs-table-color: var(--text-color);
}

/* ------------------------------------------------------------------------
   3. Base & Global Styles
   ------------------------------------------------------------------------ */
html {
    font-size: 16px; /* Base font size for rem calculations, matches spec's Body 1 */
    overflow-y: scroll;
}

body {
    margin: 0;
    font-family: var(--font-family);
    background-color: var(--background-global-color);
    color: var(--text-color);
    line-height: 1.5;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* ------------------------------------------------------------------------
   4. Typography Scale (as per spec)
   ------------------------------------------------------------------------ */
/* ガイドラインの数値に従って px 値を書き換えてください */

.text-heading-1 { 
    font-size: 36px; 
    font-weight: 700; 
    line-height: 1.4; /* 追加推奨: 見出しは少し詰める */
} 

.text-heading-2 { 
    font-size: 32px; 
    font-weight: 700; 
    line-height: 1.4; 
} 

.text-heading-3 { 
    font-size: 24px; 
    font-weight: 700; 
    line-height: 1.5; 
} 

.text-heading-4 { 
    font-size: 16px; 
    font-weight: 700; 
    line-height: 1.5; 
} 

.text-body-1  { 
    font-size: 16px; 
    font-weight: 400; 
    line-height: 1.6; /* 追加推奨: 本文は読みやすく広げる */
} 

.text-body-2  { 
    font-size: 14px; 
    font-weight: 400; 
    line-height: 1.5; 
} 

.text-body-3  { 
    font-size: 12px; 
    font-weight: 400; 
    line-height: 1.5; 
} 

.text-caption { 
    font-size: 10px; /* 元の8pxは小さすぎて読めない場合が多いので10px以上推奨 */
    font-weight: 400; 
    line-height: 1.5;
}

/* Focus outline for accessibility */
.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 var(--primary-color);
}

.text-muted {
    color: var(--text-secondary-color) !important; /* Bootstrap override */
}

/* ------------------------------------------------------------------------
   5. Global Layout Structure
   ------------------------------------------------------------------------ */
.global-header {
    height: var(--header-height);
    background-color: var(--background-content-color);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 calc(var(--base-spacing-unit) * 3); /* 24px */
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1030;
}

.header-left {
    display: flex;
    align-items: center;
}

.header-logo {
    margin-left: 1rem;
}

.global-container {
    display: flex;
    flex: 1;
    padding-top: var(--header-height);
}

.sidebar {
    width: var(--sidebar-width);
    flex-shrink: 0;
    background-color: var(--ldms-primary);
    padding: calc(var(--base-spacing-unit) * 3); /* 24px */
    transition: width 0.3s ease-in-out;
}

.main-content {
    flex-grow: 1;
    padding: calc(var(--base-spacing-unit) * 4); /* 32px */
    background-color: var(--ldms-main-background);
}

.footer {
    height: 60px;
    background-color: var(--background-content-color);
    border-top: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    padding: 0 calc(var(--base-spacing-unit) * 3); /* 24px */
    color: var(--text-secondary-color);
}

/* ------------------------------------------------------------------------
   6. Component Styles
   ------------------------------------------------------------------------ */

/* --- Sidebar Navigation (Spec Compliant) --- */
.main-nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.main-nav a {
  display: block;
  padding: 12px 16px;
  color: var(--text-color);
  text-decoration: none;
  border-radius: var(--border-radius);
  transition: background-color 0.2s, color 0.2s;
  /* 以下を追加：通常時は透明な線を置いておくことで、クリック時のガタつきを防ぐ */
  border-left: 4px solid transparent; 
}

.main-nav a:hover {
    background-color: var(--border-color); /* Spec hover color */
    text-decoration: none;
}

.main-nav a.active {
  color: var(--text-inverted-color) !important; /* 背景が色付きになるため、文字は白にする */
  font-weight: 700;
  background-color: var(--primary-color) !important; /* 背景をアクセントカラーで塗りつぶし */
  border-left: 4px solid var(--primary-color) !important; /* ボーダーも背景と同じ色にして「隙間」を消す */
  padding-left: 12px;
}

/* --- Page Header & Content Body --- */
.page-title {
    font-size: 36px;
    color: var(--text-color);
    margin-bottom: 32px;
    font-weight: 700;
}

.content-body {
    background-color: var(--background-content-color);
    padding: calc(var(--base-spacing-unit) * 3); /* 24px */
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
}

/* --- Card Component --- */
.card {
    background-color: var(--background-nested-color);
    border-color: var(--border-color);
}
.card.info-card {
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    background-color: var(--background-content-color);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.02);
}
.card.info-card .card-header {
    font-size: 24px;
    font-weight: 700;
    padding: 24px;
    background-color: transparent;
    border-bottom: 1px solid var(--border-color);
}
.card.info-card .card-body {
    padding: 24px;
}

/* --- Tab Navigation (Spec Compliant) --- */
.nav-tabs {
    border-bottom: 1px solid var(--border-color);
}
.nav-tabs .nav-item {
    margin-bottom: -1px; /* Overlap border */
}
.nav-tabs .nav-link {
    border: none;
    color: var(--text-color);
    padding: 12px 16px;
    font-size: 16px;
    font-weight: 400; /* Body 1 regular */
}
.nav-tabs .nav-link.active {
    font-weight: 700; /* Bold */
    color: var(--text-color); /* Stays dark */
    background-color: transparent;
    border-bottom: 4px solid var(--primary-color);
}
.nav-tabs .nav-link:hover, .nav-tabs .nav-link:focus {
    border-color: transparent;
}

/* --- Standardized Form Components (Spec Compliant) --- */
.form-label {
    font-size: 12px; /* Body 3 */
    font-weight: 400;
    margin-bottom: var(--base-spacing-unit); /* 8px */
    color: var(--text-color);
}
.form-control, .form-select {
    height: 40px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    background-color: var(--background-content-color);
    color: var(--text-color);
}
.form-control:focus, .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 177, 219, 0.2);
}
.form-check-input:checked {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

/* --- Standardized Buttons (Spec Compliant) --- */
.btn {
    padding: 10px 24px;
    border-radius: var(--border-radius);
    font-weight: 500;
    border: 1px solid transparent;
    font-size: 16px; /* Body 1 */
}
.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--text-inverted-color);
}
.btn-primary:hover {
    background-color: var(--primary-hover-color);
    border-color: var(--primary-hover-color);
    color: var(--text-inverted-color);
}
.btn-secondary {
    background-color: var(--background-global-color);
    border-color: var(--border-color);
    color: var(--text-color);
}
.btn-secondary:hover {
    background-color: var(--border-color);
    border-color: var(--border-color);
}
.btn:disabled, .btn.disabled {
    background-color: var(--border-color);
    border-color: var(--border-color);
    color: var(--text-secondary-color);
    cursor: not-allowed;
}

/* --- Data Table (Spec Compliant) --- */
.table {
    border-color: var(--border-color);
}
.table thead {
    background-color: var(--background-global-color);
    font-weight: bold;
    color: var(--text-color);
}
.table > :not(caption) > * > * {
    padding: 1rem 1rem;
    background-color: var(--background-content-color);
}
/* Zebra Striping */
.table tbody tr:nth-of-type(odd) > * {
    background-color: var(--background-global-color);
}
.table-hover > tbody > tr:hover > * {
    background-color: var(--border-color);
}

/* --- Info List (Spec Compliant) --- */
.info-list {
    list-style: none;
    padding: 0;
    margin: 0;
}
.info-list li {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
    font-size: 14px; /* text-body-2 */
}
.info-list li:last-child {
    border-bottom: none;
}
.info-list strong {
    font-weight: 500;
    color: var(--text-color);
}
.info-list span {
    color: var(--text-secondary-color);
}

/* --- Picker Styles --- */
.theme-picker-grid,
.color-picker-grid {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.theme-swatch,
.color-swatch {
    cursor: pointer;
    border-radius: 50%;
    transition: all 0.2s ease-in-out;
    border: 2px solid transparent;
    width: 40px !important;
    height: 40px !important;
    box-sizing: border-box;
    position: relative; /* For checkmark positioning */
}

.theme-swatch.active::after,
.color-swatch.active::after {
    content: '✔';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 20px;
    color: white;
    text-shadow: 0 0 3px rgba(0, 0, 0, 0.7);
}

.light-theme-bg.active::after {
    color: black;
    text-shadow: 0 0 3px rgba(255, 255, 255, 0.7);
}

.light-theme-bg {
    background-color: #F2F2F2;
    border-color: #D4D4D4;
}

.dark-theme-bg {
    background-color: #121212;
    border-color: #333333;
}

.theme-swatch:hover,
.color-swatch:hover {
    transform: translateY(-2px);
}

.theme-swatch.active,
.color-swatch.active {
    border-color: var(--primary-color);
    box-shadow: 0 0 8px var(--primary-color);
}

.color-swatch[data-color="#0A9BCD"] {
    background-color: var(--kyocera-blue);
}

.color-swatch[data-color="#FF9800"] {
    background-color: var(--ac-orange);
}

.color-swatch[data-color="#8FB024"] {
    background-color: var(--ac-jungle);
}

.color-swatch[data-color="#AB47BC"] {
    background-color: var(--ac-purple);
}

.color-swatch[data-color="#D81B60"] {
    background-color: var(--ac-pink);
}

.color-swatch[data-color="#546E7A"] {
    background-color: var(--ac-bluegray);
}

html[data-theme="dark"] .theme-swatch.active,
html[data-theme="dark"] .color-swatch.active {
    border-color: var(--primary-color);
}

/* --- Dark Mode Component Overrides --- */
html[data-theme="dark"] .nav-tabs .nav-link.active {
    color: var(--primary-color);
}


/* ------------------------------------------------------------------------
   7. Responsive & Mobile
   ------------------------------------------------------------------------ */

.sidebar-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1040;
    display: none;
}
.sidebar-backdrop.is-visible {
    display: block;
}

@media (max-width: 991.98px) {
    .sidebar {
        position: fixed;
        top: 0;
        left: 0;
        height: 100vh;
        z-index: 1050;
        background-color: var(--background-content-color);
        transform: translateX(-100%);
        transition: transform 0.3s ease-in-out;
        padding-top: var(--header-height);
    }
    .sidebar.is-visible {
        transform: translateX(0);
    }
    .main-content {
        padding-left: 0; 
    }
}

@media (min-width: 992px) {
    body.sidebar-collapsed .sidebar {
        width: 0;
        padding-left: 0;
        padding-right: 0;
        overflow: hidden;
    }
}

/* ------------------------------------------------------------------------
   8. Settings Page - Dependency Control Styling
   ------------------------------------------------------------------------ */

/* Styling for disabled sections */
.disabled-section {
  opacity: 0.6;
  pointer-events: none;
}

/* 既存のフォームコンポーネントクラス(.form-control等)を対象にして一貫性を保つ */
.disabled-section .form-control,
.disabled-section .form-select,
.disabled-section textarea {
  background-color: var(--background-global-color);
  cursor: not-allowed;
  color: var(--text-secondary-color);
  border-color: var(--border-color);
}

.disabled-section .form-control:disabled,
.disabled-section .form-select:disabled,
.disabled-section textarea:disabled {
  /* 親要素でopacity: 0.6がかかっているため、ここでさらに透過させない */
  opacity: 1;
  background-color: var(--background-global-color);
}

/* Label styling for disabled sections */
.disabled-section .form-label {
  color: var(--text-secondary-color);
}

/* Forcing tab pane visibility */
.tab-content > .tab-pane {
    display: none;
}
.tab-content > .tab-pane.active {
    display: block;
}

.stepper-group.stepper-group-compact {
    max-width: 200px;
}
/* ------------------------------------------------------------------------
   9. Footer Link Style
   ------------------------------------------------------------------------ */
.footer a {
    color: var(--text-secondary-color);
    text-decoration: none;
}

.footer a:hover {
    text-decoration: underline;
}

/* ------------------------------------------------------------------------
   10. Category header styling for settings page
   ------------------------------------------------------------------------ */
.setting-category-header {
    font-size: 18px;
    font-weight: 600;
    margin-top: 32px;
    margin-bottom: 16px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--border-color);
}

/* ------------------------------------------------------------------------
   11. First category header should not have top margin
   ------------------------------------------------------------------------ */
.setting-category-header:first-of-type {
    margin-top: 0;
}