/*
 * TOEFL 2026 Practice Test - Simulation UI
 *
 * ETS-style test skin, scoped under .toefl-simulation-ui on the 2026 test screen.
 * Enabled with ?ui=simulation (or localStorage PREPEX_TOEFL_SIM_UI=1).
 *
 * Design language: plain white canvas, royal-blue control bar, thin status row,
 * minimal typography, native-feeling radio answers, compact response-time widget.
 */

.toefl-simulation-ui {
    --sim-blue: #16319f;
    --sim-blue-dark: #0f2378;
    --sim-dark-btn: #1c1c28;
    --sim-text: #1a1a1a;
    --sim-text-muted: #5f6368;
    --sim-border: #d9d9d9;
    --sim-border-light: #ececec;
    --sim-link: #1a56db;
    --sim-green: #1e7d32;
    --sim-canvas: #ffffff;
    background: var(--sim-canvas) !important;
    color: var(--sim-text);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

/* The simulation always renders on a light canvas, regardless of app dark mode */
.toefl-simulation-ui,
body.dark-mode .toefl-simulation-ui {
    background: #ffffff !important;
    color: #1a1a1a;
}

/* =========================================
   Top blue control bar
   ========================================= */

.toefl-simulation-ui .sim-top-bar {
    background: var(--sim-blue);
    min-height: 52px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.45rem 1.25rem;
    flex-shrink: 0;
}

.toefl-simulation-ui .sim-bar-left,
.toefl-simulation-ui .sim-bar-right {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.toefl-simulation-ui .sim-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.8125rem;
    font-weight: 600;
    padding: 0.42rem 0.95rem;
    border-radius: 7px;
    cursor: pointer;
    border: 1px solid transparent;
    line-height: 1;
    white-space: nowrap;
    transition: background 0.12s ease, opacity 0.12s ease;
    font-family: inherit;
}

.toefl-simulation-ui .sim-btn[hidden] {
    display: none !important;
}

.toefl-simulation-ui .sim-btn:disabled {
    opacity: 0.45;
    cursor: default;
}

/* Dark pill buttons (Review / Back / Volume) */
.toefl-simulation-ui .sim-btn-dark {
    background: var(--sim-dark-btn);
    color: #ffffff;
    border-color: rgba(255, 255, 255, 0.28);
}

.toefl-simulation-ui .sim-btn-dark:hover:not(:disabled) {
    background: #2c2c3c;
}

/* Light primary button (Next / Continue) */
.toefl-simulation-ui .sim-btn-light {
    background: #ffffff;
    color: var(--sim-text);
    border-color: #c9c9c9;
}

.toefl-simulation-ui .sim-btn-light:hover:not(:disabled) {
    background: #f1f3f9;
}

/* Save & Exit pill on the left */
.toefl-simulation-ui .sim-btn-exit {
    background: #e8efff;
    color: var(--sim-blue);
    border-color: transparent;
    border-radius: 999px;
}

.toefl-simulation-ui .sim-btn-exit:hover {
    background: #ffffff;
}

.toefl-simulation-ui .sim-btn svg {
    width: 13px;
    height: 13px;
    flex-shrink: 0;
}

/* Volume popover */
.toefl-simulation-ui .sim-volume-popover {
    position: fixed;
    z-index: 10010;
    background: var(--sim-dark-btn);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.25);
    border-radius: 10px;
    padding: 0.85rem 1rem;
    display: flex;
    align-items: center;
    gap: 0.65rem;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
}

.toefl-simulation-ui .sim-volume-popover[hidden] {
    display: none !important;
}

.toefl-simulation-ui .sim-volume-popover input[type="range"] {
    width: 160px;
    accent-color: #ffffff;
}

.toefl-simulation-ui .sim-volume-popover .sim-volume-label {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

/* =========================================
   Thin status row
   ========================================= */

.toefl-simulation-ui .sim-status-row {
    background: #ffffff;
    border-bottom: 1px solid var(--sim-border-light);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.5rem 1.25rem;
    min-height: 36px;
    flex-shrink: 0;
}

.toefl-simulation-ui .sim-status-left {
    display: flex;
    align-items: center;
    gap: 0.55rem;
    min-width: 0;
}

.toefl-simulation-ui .sim-status-section {
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--sim-text);
}

.toefl-simulation-ui .sim-status-divider {
    color: var(--sim-border);
    font-size: 0.8rem;
}

.toefl-simulation-ui .sim-status-detail {
    font-size: 0.8rem;
    color: var(--sim-text-muted);
}

.toefl-simulation-ui .sim-status-progress {
    width: 130px;
    height: 3px;
    border-radius: 2px;
    background: var(--sim-border-light);
    overflow: hidden;
    margin-left: 0.6rem;
}

.toefl-simulation-ui .sim-status-progress-fill {
    height: 100%;
    width: 0%;
    background: var(--sim-blue);
    transition: width 0.25s ease;
}

.toefl-simulation-ui .sim-status-right {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.toefl-simulation-ui .sim-status-timer {
    font-size: 0.84rem;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
    color: var(--sim-text);
    background: none;
    padding: 0;
}

.toefl-simulation-ui .sim-status-timer.warning { color: #b45309; }
.toefl-simulation-ui .sim-status-timer.critical { color: #b91c1c; }

.toefl-simulation-ui.sim-time-hidden .sim-status-timer {
    visibility: hidden;
}

.toefl-simulation-ui .sim-hide-time-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    background: none;
    border: none;
    color: var(--sim-link);
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    padding: 0;
    font-family: inherit;
}

.toefl-simulation-ui .sim-hide-time-btn svg {
    width: 14px;
    height: 14px;
}

/* Save status: keep it nearly invisible in simulation (small dot in status row) */
.toefl-simulation-ui .sim-save-indicator {
    font-size: 0.72rem;
    color: var(--sim-text-muted);
    opacity: 0;
    transition: opacity 0.25s ease;
    white-space: nowrap;
}

.toefl-simulation-ui .sim-save-indicator.visible {
    opacity: 0.85;
}

/* =========================================
   Canvas + generic screens
   ========================================= */

.toefl-simulation-ui .task-container {
    background: #ffffff;
    padding: 0;
}

.toefl-simulation-ui .task-content-wrapper {
    max-width: none;
    margin: 0;
    min-height: 100%;
}

/* Instruction screens (left-aligned heading with hairline rule) */
.toefl-simulation-ui .sim-screen {
    max-width: 860px;
    margin: 0 auto;
    padding: 2.5rem 2rem 3rem;
}

.toefl-simulation-ui .sim-screen-title {
    font-size: 1.45rem;
    font-weight: 700;
    color: var(--sim-text);
    margin: 0 0 0.55rem;
    letter-spacing: -0.01em;
}

.toefl-simulation-ui .sim-screen-rule {
    border: none;
    border-top: 1px solid #c9c9c9;
    margin: 0 0 1.1rem;
}

.toefl-simulation-ui .sim-screen-body {
    font-size: 0.92rem;
    line-height: 1.55;
    color: var(--sim-text);
}

.toefl-simulation-ui .sim-screen-body p {
    margin: 0 0 1.05rem;
}

.toefl-simulation-ui .sim-screen-body .sim-link-word {
    color: var(--sim-link);
    font-weight: 700;
}

/* Simple instruction table (writing section intro) */
.toefl-simulation-ui .sim-task-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 0.75rem;
    font-size: 0.875rem;
}

.toefl-simulation-ui .sim-task-table th {
    text-align: left;
    background: #f1f1f1;
    color: var(--sim-text-muted);
    font-weight: 600;
    padding: 0.55rem 0.8rem;
    border-bottom: 1px solid var(--sim-border-light);
}

.toefl-simulation-ui .sim-task-table td {
    padding: 0.7rem 0.8rem;
    border-bottom: 1px solid var(--sim-border-light);
    color: var(--sim-text);
}

/* Hardware check icons */
.toefl-simulation-ui .sim-hardware-icons {
    display: flex;
    gap: 1.6rem;
    margin: 1.4rem 0;
}

.toefl-simulation-ui .sim-hardware-icons svg {
    width: 54px;
    height: 54px;
    color: var(--sim-green);
}

.toefl-simulation-ui .sim-check-panel {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    margin: 1.35rem 0;
    padding: 1rem;
    border: 1px solid var(--sim-border-light);
    border-radius: 10px;
    background: #f8f9fb;
}

.toefl-simulation-ui .sim-check-panel-stack {
    align-items: flex-start;
    flex-direction: column;
}

.toefl-simulation-ui .sim-check-actions {
    display: flex;
    align-items: center;
    gap: 0.65rem;
}

.toefl-simulation-ui .sim-check-btn,
.toefl-simulation-ui .sim-check-confirm-btn {
    border: 1px solid var(--sim-blue);
    border-radius: 7px;
    background: var(--sim-blue);
    color: #ffffff;
    cursor: pointer;
    font-family: inherit;
    font-size: 0.85rem;
    font-weight: 700;
    line-height: 1;
    padding: 0.65rem 1rem;
}

.toefl-simulation-ui .sim-check-btn:hover:not(:disabled),
.toefl-simulation-ui .sim-check-confirm-btn:hover:not(:disabled) {
    background: var(--sim-blue-dark);
}

.toefl-simulation-ui .sim-check-btn:disabled,
.toefl-simulation-ui .sim-check-confirm-btn:disabled {
    cursor: default;
    opacity: 0.55;
}

.toefl-simulation-ui .sim-check-btn-secondary {
    background: #ffffff;
    color: var(--sim-blue);
}

.toefl-simulation-ui .sim-check-status {
    color: var(--sim-text-muted);
    font-size: 0.85rem;
}

.toefl-simulation-ui .sim-check-meter {
    display: flex;
    align-items: center;
    gap: 4px;
    height: 34px;
}

.toefl-simulation-ui .sim-check-meter[hidden] {
    display: none !important;
}

.toefl-simulation-ui .sim-check-meter span {
    width: 5px;
    height: 35%;
    border-radius: 999px;
    background: var(--sim-green);
    animation: simMicMeter 0.9s ease-in-out infinite;
}

.toefl-simulation-ui .sim-check-meter span:nth-child(2) {
    animation-delay: 0.08s;
}

.toefl-simulation-ui .sim-check-meter span:nth-child(3) {
    animation-delay: 0.16s;
}

.toefl-simulation-ui .sim-check-meter span:nth-child(4) {
    animation-delay: 0.24s;
}

.toefl-simulation-ui .sim-check-meter span:nth-child(5) {
    animation-delay: 0.32s;
}

@keyframes simMicMeter {
    0%, 100% { height: 25%; }
    50% { height: 100%; }
}

/* =========================================
   Question layouts
   ========================================= */

/* Centered bold prompt above task content */
.toefl-simulation-ui .sim-task-prompt {
    text-align: center;
    font-size: 1.22rem;
    font-weight: 800;
    color: var(--sim-text);
    margin: 1.7rem auto 1.4rem;
    max-width: 880px;
    line-height: 1.4;
    letter-spacing: -0.01em;
}

/* Single centered column (listening questions, choose response) */
.toefl-simulation-ui .sim-single-col {
    max-width: 640px;
    margin: 0 auto;
    padding: 0 1.5rem 3rem;
}

/* Two-column task layout (reading passages, email, discussion) */
.toefl-simulation-ui .sim-two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 1rem 2rem;
    align-items: start;
}

.toefl-simulation-ui .sim-col-left {
    padding: 1rem 2rem 1rem 1.25rem;
    border-right: 1px solid var(--sim-border-light);
    min-height: calc(100vh - 220px);
    overflow-y: auto;
    max-height: calc(100vh - 175px);
}

.toefl-simulation-ui .sim-col-right {
    padding: 1rem 1.25rem 1rem 2rem;
    overflow-y: auto;
    max-height: calc(100vh - 175px);
}

/* Passage text */
.toefl-simulation-ui .sim-passage {
    font-size: 0.95rem;
    line-height: 1.75;
    color: var(--sim-text);
}

.toefl-simulation-ui .sim-passage p {
    margin: 0 0 1rem;
}

.toefl-simulation-ui .sim-passage-title {
    font-size: 1.05rem;
    font-weight: 700;
    margin: 0 0 0.9rem;
}

/* Question text */
.toefl-simulation-ui .sim-question-text {
    font-size: 1rem;
    font-weight: 700;
    color: var(--sim-text);
    line-height: 1.5;
    margin-bottom: 1.1rem;
}

/* Radio-style options: override the app card look entirely */
.toefl-simulation-ui .options-container,
.toefl-simulation-ui .dlr-pt-options {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.toefl-simulation-ui .option-card,
.toefl-simulation-ui .dlr-pt-option {
    background: transparent !important;
    border: none !important;
    border-radius: 6px;
    padding: 0.45rem 0.5rem !important;
    display: flex;
    align-items: flex-start;
    gap: 0.65rem;
    cursor: pointer;
    box-shadow: none !important;
    transition: background 0.1s ease;
}

.toefl-simulation-ui .option-card:hover,
.toefl-simulation-ui .dlr-pt-option:hover {
    background: #f4f6fb !important;
}

/* Letter chips become radio circles */
.toefl-simulation-ui .option-letter,
.toefl-simulation-ui .dlr-pt-option-letter {
    width: 17px !important;
    height: 17px !important;
    min-width: 17px;
    border-radius: 50%;
    border: 2px solid #9aa0a6;
    background: #ffffff !important;
    color: transparent !important;
    font-size: 0 !important;
    margin-top: 2px;
    position: relative;
    flex-shrink: 0;
    transition: border-color 0.12s ease;
}

.toefl-simulation-ui .option-card.selected .option-letter,
.toefl-simulation-ui .dlr-pt-option.selected .dlr-pt-option-letter {
    border-color: var(--sim-link);
    background: #ffffff !important;
}

.toefl-simulation-ui .option-card.selected .option-letter::after,
.toefl-simulation-ui .dlr-pt-option.selected .dlr-pt-option-letter::after {
    content: '';
    position: absolute;
    inset: 2.5px;
    border-radius: 50%;
    background: var(--sim-link);
}

.toefl-simulation-ui .option-text,
.toefl-simulation-ui .dlr-pt-option-text {
    font-size: 0.92rem !important;
    color: var(--sim-text) !important;
    line-height: 1.45;
    font-weight: 400 !important;
}

/* =========================================
   Listening / speaking media
   ========================================= */

.toefl-simulation-ui .sim-media-stage {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.6rem;
    padding-bottom: 3rem;
}

.toefl-simulation-ui .sim-media-image {
    max-height: 330px;
    max-width: min(420px, 80vw);
    object-fit: contain;
    border-radius: 4px;
}

.toefl-simulation-ui .sim-media-image.sim-photo {
    border-radius: 6px;
}

/* Person placeholder when no image exists */
.toefl-simulation-ui .sim-media-placeholder {
    width: 200px;
    height: 260px;
    border-radius: 8px;
    background: #f3f4f6;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #c2c7cf;
}

.toefl-simulation-ui .sim-media-placeholder svg {
    width: 84px;
    height: 84px;
}

/* Tap-to-play fallback (autoplay blocked) */
.toefl-simulation-ui .sim-play-fallback {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--sim-dark-btn);
    color: #fff;
    border: none;
    border-radius: 8px;
    padding: 0.6rem 1.3rem;
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    font-family: inherit;
}

/* Response time widget */
.toefl-simulation-ui .sim-response-box {
    width: 200px;
    border: 1px solid #c9c9c9;
    border-radius: 8px;
    overflow: hidden;
    background: #ffffff;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.07);
}

.toefl-simulation-ui .sim-response-box-header {
    background: #5a5a64;
    color: #ffffff;
    text-align: center;
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 0.42rem 0.5rem;
}

.toefl-simulation-ui .sim-response-box-header.preparing {
    background: #8a8a94;
}

.toefl-simulation-ui .sim-response-box-body {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.55rem;
    padding: 0.65rem 0.75rem;
    font-size: 1.12rem;
    font-weight: 600;
    font-variant-numeric: tabular-nums;
    color: var(--sim-text);
}

.toefl-simulation-ui .sim-response-box-body svg {
    width: 17px;
    height: 17px;
    color: var(--sim-blue);
}

.toefl-simulation-ui .sim-response-box-body.recording svg {
    color: #c62828;
}

/* =========================================
   Daily life material frames
   ========================================= */

.toefl-simulation-ui .sim-phone-frame {
    width: 260px;
    margin: 0 auto;
    background: #232323;
    border-radius: 26px;
    padding: 16px 10px 14px;
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.18);
}

.toefl-simulation-ui .sim-phone-notch {
    width: 46px;
    height: 5px;
    border-radius: 3px;
    background: #4d4d4d;
    margin: 0 auto 10px;
}

.toefl-simulation-ui .sim-phone-screen {
    background: #ffffff;
    border-radius: 12px;
    padding: 0.7rem 0.65rem;
    max-height: 380px;
    overflow-y: auto;
    font-size: 0.68rem;
    line-height: 1.45;
}

.toefl-simulation-ui .sim-phone-home {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #57b5a4;
    margin: 10px auto 0;
}

.toefl-simulation-ui .sim-chat-msg {
    margin-bottom: 0.55rem;
}

.toefl-simulation-ui .sim-chat-meta {
    font-weight: 700;
    font-size: 0.66rem;
    color: #222;
    margin-bottom: 1px;
}

.toefl-simulation-ui .sim-chat-text {
    color: #444;
}

.toefl-simulation-ui .sim-document-frame {
    max-width: 460px;
    margin: 0 auto;
    border: 1px solid var(--sim-border);
    border-radius: 6px;
    background: #ffffff;
    padding: 1.2rem 1.3rem;
    font-size: 0.85rem;
    line-height: 1.55;
    max-height: calc(100vh - 270px);
    overflow-y: auto;
}

/* =========================================
   Writing surfaces
   ========================================= */

.toefl-simulation-ui .sim-editor-card {
    border: 1px solid #c9c9c9;
    border-radius: 14px;
    background: #ffffff;
    overflow: hidden;
}

.toefl-simulation-ui .sim-editor-toolbar {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.55rem 0.7rem;
    border-bottom: 1px solid var(--sim-border-light);
    flex-wrap: wrap;
}

.toefl-simulation-ui .sim-editor-toolbar .sim-tool-btn {
    background: #f2f3f5;
    border: 1px solid #d7d9dd;
    color: var(--sim-text);
    border-radius: 6px;
    font-size: 0.72rem;
    font-weight: 600;
    padding: 0.32rem 0.7rem;
    cursor: pointer;
    font-family: inherit;
}

.toefl-simulation-ui .sim-editor-toolbar .sim-tool-btn:active {
    background: #e2e4e8;
}

.toefl-simulation-ui .sim-editor-wordcount {
    margin-left: auto;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.74rem;
    color: var(--sim-text-muted);
    background: none;
    border: none;
    cursor: pointer;
    font-family: inherit;
}

.toefl-simulation-ui .sim-editor-textarea {
    width: 100%;
    min-height: 320px;
    border: none;
    outline: none;
    resize: none;
    padding: 1rem 1.1rem;
    font-size: 0.93rem;
    line-height: 1.65;
    font-family: inherit;
    color: var(--sim-text);
    background: #ffffff;
}

.toefl-simulation-ui .sim-response-header {
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 0.65rem;
    line-height: 1.5;
}

/* Discussion avatars */
.toefl-simulation-ui .sim-avatar {
    width: 62px;
    height: 62px;
    border-radius: 50%;
    border: 2px solid var(--sim-blue);
    object-fit: cover;
    background: #eef1f6;
    flex-shrink: 0;
}

.toefl-simulation-ui .sim-avatar-fallback {
    width: 62px;
    height: 62px;
    border-radius: 50%;
    border: 2px solid var(--sim-blue);
    background: #eef1f6;
    color: var(--sim-blue);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.3rem;
    flex-shrink: 0;
}

.toefl-simulation-ui .sim-avatar-sm,
.toefl-simulation-ui .sim-avatar-fallback.sim-avatar-sm {
    width: 52px;
    height: 52px;
    font-size: 1.05rem;
}

.toefl-simulation-ui .sim-discussion-post {
    display: flex;
    gap: 0.9rem;
    margin-bottom: 1.4rem;
    align-items: flex-start;
}

.toefl-simulation-ui .sim-discussion-name {
    text-align: center;
    font-size: 0.78rem;
    color: var(--sim-text-muted);
    margin-top: 0.3rem;
}

.toefl-simulation-ui .sim-discussion-text {
    font-size: 0.9rem;
    line-height: 1.6;
    color: var(--sim-text);
    flex: 1;
}

/* Build a Sentence dialogue layout */
.toefl-simulation-ui .sim-bs-stage {
    max-width: 760px;
    margin: 0 auto;
    padding: 0 1.5rem 3rem;
}

.toefl-simulation-ui .sim-bs-line {
    display: flex;
    align-items: center;
    gap: 1.1rem;
    margin-bottom: 1.9rem;
}

.toefl-simulation-ui .sim-bs-text {
    font-size: 0.95rem;
    color: var(--sim-text);
    line-height: 1.6;
}

.toefl-simulation-ui .sim-bs-slot {
    display: inline-block;
    min-width: 46px;
    border-bottom: 1.5px solid #6b7280;
    text-align: center;
    margin: 0 0.22rem;
    padding: 0 0.3rem 1px;
    font-size: 0.92rem;
    cursor: pointer;
    color: var(--sim-text);
}

.toefl-simulation-ui .sim-bs-slot.filled {
    border-bottom-color: var(--sim-text);
    font-weight: 500;
}

.toefl-simulation-ui .sim-bs-bank {
    display: flex;
    justify-content: center;
    gap: 0.55rem;
    flex-wrap: wrap;
    margin-top: 2.2rem;
}

.toefl-simulation-ui .sim-bs-tile {
    border: 1px solid #c4c7cc;
    background: #fff;
    border-radius: 4px;
    padding: 0.3rem 0.65rem;
    font-size: 0.85rem;
    cursor: pointer;
    user-select: none;
    box-shadow: 0 1px 1.5px rgba(0, 0, 0, 0.08);
    font-family: inherit;
}

.toefl-simulation-ui .sim-bs-tile:hover {
    background: #f4f6fb;
}

.toefl-simulation-ui .sim-bs-tile.used {
    opacity: 0.28;
    pointer-events: none;
}

/* BuildSentenceManager simulation skin: same logic, ETS look.
   The manager renders .blank / .word-pill; restyle them inside the sim stage. */
.toefl-simulation-ui .sim-bs-dialogue {
    padding-top: 1.2rem;
}

.toefl-simulation-ui .sim-bs-dialogue .blank {
    display: inline-block;
    min-width: 52px;
    border-bottom: 1.5px solid #6b7280;
    text-align: center;
    margin: 0 0.25rem;
    padding: 0 0.35rem 1px;
    font-size: 0.93rem;
    color: var(--sim-text);
    line-height: 1.7;
}

.toefl-simulation-ui .sim-bs-dialogue .blank.filled {
    border-bottom-color: var(--sim-text);
    font-weight: 500;
    cursor: grab;
}

.toefl-simulation-ui .sim-bs-dialogue .blank.drop-target {
    background: #e8efff;
}

.toefl-simulation-ui .sim-bs-dialogue .blank.dragging {
    opacity: 0.4;
}

.toefl-simulation-ui .sim-bs-dialogue .word-pill {
    display: inline-block;
    border: 1px solid #c4c7cc;
    background: #ffffff;
    border-radius: 4px;
    padding: 0.3rem 0.7rem;
    font-size: 0.86rem;
    cursor: pointer;
    user-select: none;
    box-shadow: 0 1px 1.5px rgba(0, 0, 0, 0.08);
    color: var(--sim-text);
}

.toefl-simulation-ui .sim-bs-dialogue .word-pill:hover {
    background: #f4f6fb;
}

.toefl-simulation-ui .sim-bs-dialogue .word-pill.used {
    opacity: 0.25;
    pointer-events: none;
}

/* =========================================
   Complete the Words (plain)
   ========================================= */

.toefl-simulation-ui .sim-ctw-passage {
    max-width: 760px;
    margin: 0 auto;
    font-size: 1rem;
    line-height: 2.15;
    color: var(--sim-text);
    padding: 0 1.5rem 3rem;
}

.toefl-simulation-ui .ctw-blank {
    background: transparent !important;
    border-radius: 0;
    padding: 0 1px !important;
    margin: 0 !important;
}

.toefl-simulation-ui .ctw-blank:focus-within {
    background: transparent !important;
    box-shadow: none !important;
}

.toefl-simulation-ui .ctw-input {
    background: transparent !important;
    border-bottom: 1.5px solid #6b7280 !important;
    border-radius: 0 !important;
    padding: 0 2px !important;
    text-align: left;
}

.toefl-simulation-ui .ctw-input:focus {
    background: #f4f6fb !important;
    box-shadow: none !important;
    border-bottom-color: var(--sim-link) !important;
}

/* =========================================
   Review screen
   ========================================= */

.toefl-simulation-ui .sim-review-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
    margin-top: 0.6rem;
}

.toefl-simulation-ui .sim-review-table th {
    text-align: left;
    background: #f1f1f1;
    padding: 0.5rem 0.75rem;
    color: var(--sim-text-muted);
    font-weight: 600;
}

.toefl-simulation-ui .sim-review-table td {
    border-bottom: 1px solid var(--sim-border-light);
    padding: 0.5rem 0.75rem;
}

.toefl-simulation-ui .sim-review-row {
    cursor: pointer;
}

.toefl-simulation-ui .sim-review-row:hover {
    background: #f4f6fb;
}

.toefl-simulation-ui .sim-review-status-answered {
    color: var(--sim-green);
    font-weight: 600;
}

.toefl-simulation-ui .sim-review-status-unanswered {
    color: #b45309;
    font-weight: 600;
}

/* =========================================
   Speaking sub-manager simulation overrides
   ========================================= */

.toefl-simulation-ui .sim-speaking-stage {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    padding-bottom: 3rem;
}

.toefl-simulation-ui .sim-speaking-status {
    font-size: 0.85rem;
    color: var(--sim-text-muted);
    min-height: 1.2em;
    text-align: center;
}

/* Email two-column right panel header */
.toefl-simulation-ui .sim-email-right {
    max-width: 560px;
}

/* Mobile fallback: stack columns (desktop remains canonical) */
@media (max-width: 900px) {
    .toefl-simulation-ui .sim-two-col {
        grid-template-columns: 1fr;
    }

    .toefl-simulation-ui .sim-col-left {
        border-right: none;
        border-bottom: 1px solid var(--sim-border-light);
        min-height: 0;
        max-height: 45vh;
    }

    .toefl-simulation-ui .sim-col-right {
        max-height: none;
        padding-left: 1.25rem;
    }

    .toefl-simulation-ui .sim-status-progress {
        width: 70px;
    }
}