/* Styles/drive.css
   Google Drive 雲端專案管理樣式
   遵循 Material Design 規範，使用原生 HTML + CSS，絕無表情符號。
*/

/* ── 專案總管主外層容器與分頁欄 ────────────────────────────── */
.pm-main-container {
    display: flex;
    flex-direction: column;
    height: 100%;
    min-height: 0;
    box-sizing: border-box;
    flex: 1 1 auto;
}

.pm-tab-bar {
    display: flex;
    gap: 8px;
    padding-bottom: 12px;
    margin-bottom: 10px;
    border-bottom: 1px solid var(--popup-border, rgba(255, 255, 255, 0.08));
    flex-shrink: 0;
}

.pm-tab-btn {
    background: transparent;
    border: none;
    border-radius: var(--popup-radius-sm, 4px);
    color: var(--popup-text-sub, #bbb);
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    padding: 6px 16px;
    transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
    border-bottom: 2px solid transparent;
}

.pm-tab-btn:hover {
    background: var(--popup-surface-hover, #32323c);
    color: var(--popup-text-main, #d0d0d0);
}

.pm-tab-btn--active {
    color: #ffffff;
    border-bottom: 2px solid var(--popup-accent, #49e);
    background: rgba(255, 255, 255, 0.05);
}

/* ── 雲端分頁主容器 ────────────────────────────────────────── */
.pm-tab-content--drive {
    height: 310px;
    min-height: 310px;
    max-height: 310px;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
}

.drive-tab-root {
    display: flex;
    flex-direction: column;
    height: 100%;
    min-height: 0;
    gap: 8px;
    box-sizing: border-box;
}

/* ── 頂部帳號狀態列（未登入與已登入統一架構） ─────────────── */
.drive-account-bar {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 6px 10px;
    background: var(--popup-surface, #111);
    border-radius: var(--popup-radius-md, 6px);
    border: 1px solid var(--popup-border, rgba(255, 255, 255, 0.08));
    flex-shrink: 0;
    min-height: 44px;
    box-sizing: border-box;
}

.drive-account-avatar {
    width: 26px;
    height: 26px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
}

.drive-account-avatar-placeholder {
    width: 26px;
    height: 26px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.08);
    color: #777;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}

.drive-account-name {
    flex: 1;
    font-size: 13px;
    color: var(--popup-text-main, #d0d0d0);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-weight: 500;
}

.drive-account-actions {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
}

/* Google 官方設計規範圓角矩形按鈕 */
.g-signin-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background-color: #131314;
    border: 1px solid #747775;
    border-radius: 4px;
    padding: 0 12px;
    height: 32px;
    color: #e3e3e3;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
    box-sizing: border-box;
    white-space: nowrap;
    user-select: none;
}

.g-signin-btn:hover:not(:disabled) {
    background-color: #202124;
    border-color: #8e918f;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

.g-signin-btn:active:not(:disabled) {
    background-color: #303134;
}

.g-signin-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.g-signin-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

/* ── 未登入狀態下方引導視圖 ────────────────────────────────── */
.drive-not-signed-in {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
    flex: 1 1 0;
    min-height: 0;
    text-align: center;
    padding: 24px 16px;
    box-sizing: border-box;
    background: rgba(0, 0, 0, 0.15);
    border-radius: var(--popup-radius-md, 6px);
    border: 1px dashed rgba(255, 255, 255, 0.1);
}

.drive-cloud-icon {
    font-size: 48px;
    color: var(--popup-text-muted, #555);
}

.drive-not-signed-in-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--popup-text-main, #d0d0d0);
    letter-spacing: 0.2px;
}

.drive-not-signed-in-sub {
    font-size: 12px;
    color: var(--popup-text-sub, #888);
    max-width: 320px;
    line-height: 1.5;
}

.drive-signout-btn,
.drive-refresh-btn {
    background: transparent;
    border: 1px solid var(--popup-border-light, rgba(255, 255, 255, 0.15));
    color: var(--popup-text-sub, #bbb);
    border-radius: var(--popup-radius-sm, 4px);
    cursor: pointer;
    font-size: 11px;
    padding: 3px 8px;
    transition: background 0.15s ease, color 0.15s ease;
    white-space: nowrap;
}

.drive-refresh-btn {
    padding: 3px 5px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.drive-refresh-btn .material-symbols-outlined {
    font-size: 16px;
    line-height: 1;
}

.drive-signout-btn:hover,
.drive-refresh-btn:hover {
    background: var(--popup-surface-hover, #32323c);
    color: #ffffff;
}

/* 頂部篩選下拉選單 (全部/我的/與我共享) */
.drive-filter-select {
    background: var(--popup-surface, #1e1e24);
    color: var(--popup-text-main, #d0d0d0);
    border: 1px solid var(--popup-border-light, rgba(255, 255, 255, 0.15));
    border-radius: var(--popup-radius-sm, 4px);
    font-size: 11.5px;
    height: 24px;
    padding: 0 6px;
    cursor: pointer;
    outline: none;
    font-family: inherit;
    transition: border-color 0.15s ease, background 0.15s ease, color 0.15s ease;
    box-sizing: border-box;
}

.drive-filter-select:hover {
    background: var(--popup-surface-hover, #32323c);
    border-color: rgba(255, 255, 255, 0.3);
    color: #ffffff;
}

.drive-filter-select:focus {
    border-color: var(--popup-accent, #49e);
}

.drive-file-grid {
    flex: 1 1 0;
    min-height: 0;
    height: 100%;
    max-height: none;
    overflow-y: auto;
    overscroll-behavior: contain;
}

/* ── 雲端專案卡片 ──────────────────────────────────────────── */
.drive-file-card {
    position: relative;
    background: #1e1e1e;
    border: 1px solid #333333;
    border-radius: 8px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.35);
    transition: border-color 0.15s ease, transform 0.15s ease;
    box-sizing: border-box;
    height: fit-content;
    user-select: none;
    -webkit-user-select: none;
}

.drive-file-card--linked {
    border-color: #2e6930;
}

.drive-file-icon-area {
    position: relative;
    width: 100%;
    aspect-ratio: 1 / 1;
    background: #141414;
    display: flex;
    align-items: center;
    justify-content: center;
}

.drive-file-icon {
    font-size: 46px;
    color: #4a4a4a;
}

.drive-badge {
    position: absolute;
    top: 6px;
    right: 6px;
    font-size: 9px;
    font-weight: 700;
    padding: 2px 6px;
    border-radius: 4px;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.5);
    letter-spacing: 0.2px;
}

.drive-badge--synced {
    background: #1b5e20;
    color: #a5d6a7;
    border: 1px solid rgba(165, 214, 167, 0.2);
}

.drive-badge--cloud {
    background: #0d47a1;
    color: #90caf9;
    border: 1px solid rgba(144, 202, 249, 0.2);
}

/* 唯讀標籤：位於尚未關聯本地（或已同步本地）下方 */
.drive-badge--readonly {
    top: 28px;
    background: #e65100;
    color: #ffe0b2;
    border: 1px solid rgba(255, 224, 178, 0.3);
}

.drive-file-card-body {
    padding: 8px 8px 4px 8px;
    display: flex;
    flex-direction: column;
    gap: 3px;
    box-sizing: border-box;
}

.drive-file-card-name {
    font-size: 12px;
    font-weight: 700;
    color: #ffffff;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.drive-file-card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 10px;
    color: #888888;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.drive-file-card-btns {
    display: flex;
    gap: 4px;
    padding: 4px 8px 8px 8px;
    justify-content: flex-end;
}

.drive-file-btn {
    background: transparent;
    border: none;
    color: #888888;
    padding: 4px;
    border-radius: 4px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: color 0.15s ease, background 0.15s ease;
}

.drive-file-btn .material-symbols-outlined {
    font-size: 18px;
    line-height: 1;
}

.drive-file-btn--download:hover:not(:disabled) {
    color: #4a90e2;
    background: rgba(74, 144, 226, 0.12);
}

.drive-file-btn--upload:hover:not(:disabled) {
    color: #66bb6a;
    background: rgba(102, 187, 106, 0.12);
}

.drive-file-btn--delete:hover:not(:disabled) {
    color: #ef5350;
    background: rgba(239, 83, 80, 0.12);
}

.drive-file-btn:disabled {
    opacity: 0.35;
    cursor: not-allowed;
}

.drive-loading,
.drive-empty-msg {
    grid-column: 1 / -1;
    text-align: center;
    color: #888888;
    padding: 48px 16px;
    font-size: 13px;
}

.drive-error-msg {
    grid-column: 1 / -1;
    text-align: center;
    color: var(--popup-danger, #ef4444);
    padding: 24px 16px;
    font-size: 12px;
}

/* ── 傳輸進度卡片置中灰色遮罩元件 (Card Progress Overlay) ──── */
.tp-wrapper {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(22, 22, 22, 0.9);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    border-radius: 8px;
    box-sizing: border-box;
    z-index: 20;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 14px;
    gap: 8px;
    color: var(--popup-text-main, #d0d0d0);
    text-align: center;
    animation: tp-overlay-fade-in 0.2s cubic-bezier(0.4, 0, 0.2, 1) forwards;
    pointer-events: auto;
}

@keyframes tp-overlay-fade-in {
    from {
        opacity: 0;
        transform: scale(0.96);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.tp-status-row {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
    width: 100%;
}

.tp-icon {
    font-size: 30px;
    line-height: 1;
    color: var(--popup-accent, #49e);
}

.tp-text {
    font-size: 12px;
    font-weight: 600;
    color: #ffffff;
    max-width: 92%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    line-height: 1.3;
}

.tp-bytes {
    font-size: 11px;
    color: var(--popup-accent, #49e);
    font-weight: 500;
    font-family: inherit;
    white-space: nowrap;
}

[data-state="error"] .tp-icon,
[data-state="error"] .tp-text {
    color: var(--popup-danger, #ef4444);
}

[data-state="completed"] .tp-icon,
[data-state="completed"] .tp-text {
    color: var(--popup-success, #10b981);
}

.tp-bar-bg {
    width: 82%;
    height: 5px;
    background: rgba(255, 255, 255, 0.12);
    border-radius: 3px;
    overflow: hidden;
    position: relative;
    margin-top: 3px;
}

.tp-bar-fill {
    height: 100%;
    background: var(--popup-accent, #49e);
    border-radius: 3px;
    transition: width 0.2s ease;
    width: 0%;
}

[data-state="completed"] .tp-bar-fill {
    background: var(--popup-success, #10b981);
}

[data-state="error"] .tp-bar-fill {
    background: var(--popup-danger, #ef4444);
    width: 0% !important;
}

/* Material Design Indeterminate 動畫（純 CSS） */
.tp-bar-fill.tp-bar-indeterminate {
    width: 40% !important;
    animation: tp-material-indeterminate 1.5s cubic-bezier(0.65, 0.815, 0.735, 0.395) infinite;
}

@keyframes tp-material-indeterminate {
    0% {
        transform: translateX(-100%);
    }
    50% {
        transform: translateX(120%);
    }
    100% {
        transform: translateX(250%);
    }
}

.tp-error-msg {
    font-size: 11px;
    color: var(--popup-danger, #ef4444);
    line-height: 1.4;
    max-width: 90%;
    word-break: break-word;
    margin-top: 2px;
}

/* ── 專案卡片底部進度浮層（避免遮蔽音樂封面） ──── */
.tp-wrapper.tp-wrapper--card-bottom {
    top: auto;
    bottom: 0;
    left: 0;
    right: 0;
    width: 100%;
    height: auto;
    min-height: 56px;
    max-height: 80px;
    background: linear-gradient(to bottom, rgba(20, 20, 20, 0.9) 0%, rgba(13, 13, 13, 0.97) 100%);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 0 0 7px 7px;
    padding: 7px 9px;
    gap: 3px;
    box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.55);
    animation: tp-bottom-slide-up 0.2s cubic-bezier(0.4, 0, 0.2, 1) forwards;
    z-index: 10;
}

@keyframes tp-bottom-slide-up {
    from {
        opacity: 0;
        transform: translateY(8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.tp-wrapper--card-bottom .tp-status-row {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 2px 4px;
    width: 100%;
    padding: 0;
}

.tp-wrapper--card-bottom .tp-icon {
    font-size: 16px;
    line-height: 1;
    margin-right: 2px;
    flex-shrink: 0;
}

.tp-wrapper--card-bottom .tp-text {
    font-size: 11px;
    font-weight: 600;
    line-height: 1.2;
    flex: 1 1 auto;
    text-align: left;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: none;
}

.tp-wrapper--card-bottom .tp-bytes {
    font-size: 10px;
    line-height: 1.2;
    width: 100%;
    text-align: right;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.tp-wrapper--card-bottom .tp-bytes:empty {
    display: none;
}

.tp-wrapper--card-bottom .tp-bar-bg {
    width: 100%;
    height: 4px;
    margin-top: 1px;
    border-radius: 2px;
}

.tp-wrapper--card-bottom .tp-error-msg {
    font-size: 10px;
    line-height: 1.3;
    max-width: 100%;
    margin-top: 2px;
}


/* ── 全螢幕模式 (Mobile / Page Route <= 440px) 響應式適配 ─────────── */
@media (max-width: 440px) {
    .pm-main-container {
        flex: 1 1 auto;
        height: 100% !important;
        min-height: 0 !important;
    }

    .pm-tab-content--drive {
        height: 100% !important;
        min-height: 0 !important;
        max-height: none !important;
        flex: 1 1 auto;
    }

    .drive-tab-root {
        height: 100% !important;
        min-height: 0 !important;
        flex: 1 1 auto;
    }

    .drive-tab-root .drive-file-grid {
        height: 100% !important;
        min-height: 0 !important;
        max-height: none !important;
        flex: 1 1 auto;
        overflow-y: auto !important;
    }

    .drive-tab-root .drive-not-signed-in {
        height: 100% !important;
        min-height: 0 !important;
        flex: 1 1 auto;
    }
}