/* 选项配置区域样式 */
.options-container {
    display: flex;
    flex-direction: column;
    gap: var(--option-card-gap);
    margin: var(--space-4) auto var(--space-5);
    width: 100%;
    max-width: var(--layout-wide-width);
    margin-left: auto;
    margin-right: auto;
}

.main-content .features-section {
    display: block;
}

.main-content .options-container {
    display: flex;
    --option-card-gap: 8px;
    --option-card-padding: 8px 12px;
    --option-card-min-height: 60px;
    --option-chip-height: 40px;
    --option-chip-padding: 8px 12px;
    margin: var(--space-3) auto var(--space-4);
    gap: var(--option-card-gap);
}

.main-content .options-row--main {
    gap: 8px;
}

.main-content .options-row--secondary {
    gap: 8px;
}

.main-content .options-container .option-card {
    padding: var(--option-card-padding);
    min-height: var(--option-card-min-height);
}

.main-content .options-container .card-header {
    margin-bottom: 4px;
}


.options-row {
    display: flex;
    width: 100%;
}

.options-row--main {
    display: grid;
    grid-template-columns: minmax(220px, 280px) minmax(0, 1fr);
    gap: 12px;
    width: 100%;
    align-items: stretch;
}

.options-row--platform .option-card {
    width: 100%;
}

.options-row--secondary {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
    width: 100%;
}

.option-card {
    background: linear-gradient(150deg, rgba(255, 255, 255, 0.95) 0%, rgba(238, 242, 255, 0.96) 100%);
    border-radius: var(--option-card-radius);
    padding: var(--option-card-padding);
    box-shadow: var(--option-card-shadow);
    border: 1px solid rgba(87, 81, 213, 0.18);
    transition: all 0.3s ease;
    position: relative;
    min-height: var(--option-card-min-height);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.option-card:focus-within {
    border-color: rgba(87, 81, 213, 0.35);
    box-shadow: var(--option-card-shadow), 0 0 0 3px rgba(87, 81, 213, 0.18);
}

/* 引导闪烁动画：柔和光晕+呼吸效果 */
@keyframes guideSelectionPulse {
    0% {
        box-shadow: 0 0 0 0 rgba(111, 99, 255, 0);
        transform: scale(1);
    }
    40% {
        box-shadow: 0 18px 42px var(--guide-flash-shadow), 0 0 0 14px rgba(111, 99, 255, 0.22);
        transform: scale(1.012);
    }
    70% {
        box-shadow: 0 12px 30px rgba(28, 36, 80, 0.18), 0 0 0 22px rgba(131, 199, 255, 0.18);
        transform: scale(1.005);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(111, 99, 255, 0);
        transform: scale(1);
    }
}

@keyframes guideSelectionPulseActive {
    0% {
        box-shadow: 0 0 0 0 rgba(111, 99, 255, 0);
        transform: translateY(-4px) scale(1);
    }
    40% {
        box-shadow: 0 18px 42px var(--guide-flash-shadow), 0 0 0 14px rgba(111, 99, 255, 0.22);
        transform: translateY(-4px) scale(1.012);
    }
    70% {
        box-shadow: 0 12px 30px rgba(28, 36, 80, 0.18), 0 0 0 22px rgba(131, 199, 255, 0.18);
        transform: translateY(-4px) scale(1.005);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(111, 99, 255, 0);
        transform: translateY(-4px) scale(1);
    }
}

@keyframes guideHaloGlow {
    0% {
        opacity: 0;
        transform: scale(0.92);
    }
    45% {
        opacity: 0.78;
        transform: scale(1);
    }
    80% {
        opacity: 0.35;
        transform: scale(1.12);
    }
    100% {
        opacity: 0;
        transform: scale(1.18);
    }
}

.guide-flash {
    position: relative;
    z-index: 1;
    border-color: rgba(111, 99, 255, 0.65) !important;
    animation: guideSelectionPulse var(--motion-pulse) var(--motion-ease) 1;
}

.guide-flash::after {
    content: "";
    position: absolute;
    inset: -12px;
    border-radius: inherit;
    background: radial-gradient(circle, rgba(131, 199, 255, 0.25) 0%, rgba(131, 199, 255, 0) 60%);
    opacity: 0;
    pointer-events: none;
    animation: guideHaloGlow var(--motion-pulse) var(--motion-ease) 1;
}

.mode-selection.guide-flash,
.processing-type-selection.guide-flash,
.option-card.guide-flash {
    border-width: 2px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.98) 0%, rgba(233, 239, 255, 0.95) 100%);
}

.feature-card.active.guide-flash,
.feature-card.selected.guide-flash {
    animation: guideSelectionPulseActive var(--motion-pulse) var(--motion-ease) 1;
}

.option-card.guide-flow {
    border-color: rgba(87, 81, 213, 0.36);
    background: linear-gradient(150deg, rgba(255, 255, 255, 0.98) 0%, rgba(234, 239, 255, 0.96) 100%);
    box-shadow: 0 16px 28px rgba(87, 81, 213, 0.12);
    animation: guideFlowCard var(--motion-slow) var(--motion-ease) 1;
}

@media (prefers-reduced-motion: reduce) {
    .guide-flash {
        animation: none;
        box-shadow: 0 0 0 4px rgba(111, 99, 255, 0.25);
    }

    .guide-flash::after {
        animation: none;
        opacity: 0;
    }

    .feature-card.active.guide-flash,
    .feature-card.selected.guide-flash {
        animation: none;
    }

    .option-card.guide-flow {
        animation: none;
    }
}

.card-caption-mobile {
    display: none;
    font-size: 12px;
    font-weight: 600;
    color: #475569;
    margin-bottom: 4px;
}

.option-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 28px 48px rgba(70, 52, 142, 0.2);
    background: linear-gradient(150deg, rgba(255, 255, 255, 0.98) 0%, rgba(221, 228, 255, 0.98) 100%);
    border-color: rgba(87, 81, 213, 0.32);
}

.card-header {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-bottom: 6px;
}

.card-header i {
    color: #4285f4;
    font-size: 14px;
}

.card-title {
    font-size: 14px;
    font-weight: 600;
    color: #202124;
    margin: 0;
}

.section-subtitle {
    font-size: 16px;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
}

.section-subtitle i {
    color: #6b5dc6;
    margin-right: 8px;
    font-size: 16px;
}

.option-card--platform {
    padding: 14px 16px;
}

.language-selection-hidden {
    display: none;
}

.mode-selection-hidden {
    display: none;
}

.mode-switch {
    --switch-gap: 4px;
    --switch-pad: 3px;
    --switch-indicator-x: 0px;
    --switch-indicator-width: calc(50% - (var(--switch-gap) / 2));
    --switch-indicator-shadow: 0 10px 22px rgba(87, 81, 213, 0.16);
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: var(--switch-gap);
    padding: var(--switch-pad);
    border-radius: 999px;
    border: 1px solid var(--color-border);
    background: var(--color-surface-muted);
    box-shadow: 0 6px 16px rgba(25, 30, 60, 0.08);
    min-height: 32px;
    transition: box-shadow var(--motion-base) var(--motion-ease),
        border-color var(--motion-base) var(--motion-ease),
        background var(--motion-base) var(--motion-ease);
}

.mode-switch-btn {
    appearance: none;
    border: 1px solid transparent;
    background: transparent;
    color: var(--color-text-secondary);
    font-size: 12px;
    font-weight: 600;
    padding: 4px 14px;
    border-radius: 999px;
    cursor: pointer;
    line-height: 1.1;
    white-space: nowrap;
    transition: color var(--motion-base) var(--motion-ease),
        transform var(--motion-base) var(--motion-ease);
    position: relative;
    z-index: 1;
}

.mode-switch-btn:hover {
    color: var(--color-text-primary);
}

.mode-switch-btn.is-active {
    color: var(--color-brand-700);
    transform: translateY(-0.5px);
}

.mode-switch-btn:active {
    transform: translateY(0.5px) scale(0.98);
}

.mode-switch-btn:focus-visible {
    outline: 2px solid rgba(99, 102, 241, 0.35);
    outline-offset: 2px;
}

.mode-switch:focus-within {
    border-color: rgba(99, 102, 241, 0.35);
    box-shadow: 0 8px 20px rgba(25, 30, 60, 0.12),
        0 0 0 3px rgba(99, 102, 241, 0.2);
}

.mode-switch::before {
    content: '';
    position: absolute;
    top: var(--switch-pad);
    bottom: var(--switch-pad);
    left: var(--switch-pad);
    width: var(--switch-indicator-width);
    border-radius: 999px;
    background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
    box-shadow: var(--switch-indicator-shadow);
    transform: translateX(var(--switch-indicator-x));
    transition: transform 260ms cubic-bezier(0.34, 1.3, 0.5, 1),
        width 260ms cubic-bezier(0.34, 1.1, 0.4, 1),
        box-shadow var(--motion-base) var(--motion-ease);
    pointer-events: none;
    will-change: transform, width;
}

.mode-switch[data-active-mode="doc"] {
    --switch-indicator-x: calc(50% + (var(--switch-gap) / 2));
}

@media (prefers-reduced-motion: reduce) {
    .mode-switch::before {
        transition: none;
    }

    .mode-switch-btn,
    .mode-switch-btn.is-active,
    .mode-switch-btn:active {
        transition: none;
        transform: none;
    }
}

@media (max-width: 900px) {
    .options-row--main {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .mode-switch {
        display: none;
    }
}

.platform-scroll-row {
    display: flex;
    flex-wrap: nowrap;
    gap: 10px;
    overflow-x: auto;
    padding-bottom: 4px;
    scrollbar-width: thin;
    scrollbar-color: rgba(107, 93, 198, 0.4) transparent;
}

.platform-scroll-row::-webkit-scrollbar {
    height: 6px;
}

.platform-scroll-row::-webkit-scrollbar-track {
    background: transparent;
}

.platform-scroll-row::-webkit-scrollbar-thumb {
    background: rgba(107, 93, 198, 0.35);
    border-radius: 999px;
}

.platform-scroll-row .platform-option {
    flex: 0 0 auto;
}

.platform-scroll-row .platform-option label {
    min-width: 120px;
}

@media (min-width: 769px) {
    #platform-card {
        --option-chip-padding: clamp(6px, 0.7vw, 10px) clamp(6px, 0.9vw, 12px);
        --option-chip-font-size: clamp(10px, 0.85vw, 13px);
        --option-chip-height: clamp(34px, 3.2vw, 42px);
    }

    #platform-card .platform-scroll-row {
        overflow-x: hidden;
        gap: clamp(4px, 0.7vw, 8px);
        padding-bottom: 0;
    }

    #platform-card .platform-option {
        flex: 1 1 0;
        min-width: 0;
    }

    #platform-card .platform-option label {
        width: 100%;
        min-width: 0;
        white-space: nowrap;
        line-height: 1.1;
    }

    #platform-card .option-content {
        width: 100%;
        align-items: center;
        gap: 3px;
    }
}

.processing-mode-options {
     display: flex;
     gap: 10px;
     width: 100%;
 }

 .processing-mode-option {
     flex: 1 1 0;
     min-width: 0;
     display: flex;
 }

.processing-mode-option .option-content {
     align-items: center;
     text-align: center;
     white-space: nowrap;
     line-height: 1.2;
}

/* 平台选项样式 */
.platform-options {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
    align-items: stretch;
}

.lang-scope-hidden {
    display: none !important;
}

/* 语言选项样式 */
.language-options {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
    justify-content: flex-start;
}

/* 统一语言/功能 芯片式单选的视觉与交互 */
.language-options,
.feature-options {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
}

.platform-option input[type="radio"],
.language-option input[type="radio"],
.feature-option input[type="radio"],
.processing-mode-option input[type="radio"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
    pointer-events: none;
}

.platform-option label,
.language-option label,
.feature-option label {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: var(--option-chip-padding);
    border-radius: var(--option-radius);
    border: 1.5px solid var(--option-border-default);
    background: #ffffff;
    color: var(--option-text-default);
    font-size: var(--option-chip-font-size);
    font-weight: var(--option-font-weight);
    line-height: 1.4;
    cursor: pointer;
    user-select: none;
    box-shadow: 0 1px 2px rgba(16, 24, 40, 0.08);
    transition: all 0.25s ease;
    min-height: var(--option-chip-height);
    text-align: center;
}

.platform-option--zhuque label {
    align-items: flex-start;
    text-align: left;
}

.platform-option label:hover,
.language-option label:hover,
.feature-option label:hover {
    background: rgba(91, 111, 204, 0.08);
    border-color: #c7d2fe;
    box-shadow: var(--option-hover-shadow);
    transform: translateY(-1px);
}

.platform-option input[type="radio"]:checked+label,
.language-option input[type="radio"]:checked+label,
.feature-option input[type="radio"]:checked+label,
.processing-mode-option input[type="radio"]:checked+label {
    color: var(--option-text-selected);
    box-shadow: var(--option-selected-shadow);
}

.processing-mode-option label {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: var(--option-chip-padding);
    border-radius: var(--option-radius);
    border: 1.5px solid var(--option-border-default);
    background: #ffffff;
    color: var(--option-text-default);
    font-size: var(--option-chip-font-size);
    font-weight: var(--option-font-weight);
    line-height: 1.4;
    cursor: pointer;
    user-select: none;
    min-height: var(--option-chip-height);
    box-shadow: 0 1px 2px rgba(16, 24, 40, 0.08);
    transition: all 0.25s ease;
    width: 100%;
}

.processing-mode-option label:hover {
    border-color: #c7d2fe;
    background: rgba(91, 111, 204, 0.08);
    box-shadow: var(--option-hover-shadow);
    transform: translateY(-1px);
}

.processing-mode-option input[type="radio"]:checked+label {
    border-color: #0f5acd;
    background: linear-gradient(130deg, #2774e0 0%, var(--processing-mode-active) 45%, #0f5acd 100%);
}

/* Feature option selected color variants */
.feature-option input[type="radio"]:checked+label.chip-blue {
    border-color: #1f5fd8;
    background: #1f5fd8;
    color: var(--option-text-selected);
    box-shadow: var(--option-selected-shadow);
}

.feature-option input[type="radio"]:checked+label.chip-purple {
    border-color: #5a3de8;
    background: linear-gradient(135deg, #6f54fb 0%, var(--feature-active) 55%, #5a3de8 100%);
    color: var(--option-text-selected);
    box-shadow: var(--option-selected-shadow);
}

.mode-options {
    display: flex;
    gap: 12px;
}

.feature-option input[type="radio"]:checked+label.chip-green {
    border-color: #0f7a44;
    background: #0f7a44;
    color: var(--option-text-selected);
    box-shadow: var(--option-selected-shadow);
}

/* Price hint below feature options */
.feature-price-hint {
    margin-top: 8px;
    color: #6b7280;
    /* gray-500 */
    font-size: 13px;
}

.feature-price-hint i {
    color: #f59e0b;
    margin-right: 6px;
}


.platform-option label:active,
.language-option label:active,
.feature-option label:active {
    transform: translateY(0);
    box-shadow: 0 1px 2px rgba(16, 24, 40, 0.08);
}

.platform-option input[type="radio"]:focus-visible+label,
.language-option input[type="radio"]:focus-visible+label,
.feature-option input[type="radio"]:focus-visible+label {
    outline: 3px solid var(--focus-ring-color);
    outline-offset: var(--focus-ring-offset);
}


.platform-option {
    position: relative;
    flex: 1;
}

.language-option {
    position: relative;
    flex: 1;
}

.platform-option input[type="radio"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.language-option input[type="radio"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.platform-option label,
.language-option label {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--option-chip-padding);
    background: #ffffff;
    border: 1.5px solid var(--option-border-default);
    border-radius: var(--option-radius);
    cursor: pointer;
    font-weight: var(--option-font-weight);
    color: var(--option-text-default);
    transition: all 0.25s ease;
    user-select: none;
    font-size: var(--option-chip-font-size);
    text-align: center;
    width: 100%;
    min-height: var(--option-chip-height);
}

.platform-option label:hover,
.language-option label:hover {
    background: rgba(91, 111, 204, 0.08);
    border-color: #c7d2fe;
    transform: translateY(-1px);
}

.platform-select-native-wrapper {
    display: block;
    width: 100%;
    margin-top: 12px;
}

.platform-select-native-wrapper select {
    width: 100%;
    padding: 10px 14px;
    border-radius: 12px;
    border: 1px solid #d1d5db;
    background: #ffffff;
    font-size: 14px;
    line-height: 1.4;
    box-shadow: 0 1px 3px rgba(15, 23, 42, 0.08);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.platform-select-native-wrapper select:focus {
    outline: none;
    border-color: #6366f1;
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.18);
}

@media (min-width: 769px) {
    .platform-select-native-wrapper {
        display: none;
    }
}

.platform-option input[type="radio"]:checked+label {
    background: linear-gradient(135deg, #5362ff 0%, var(--platform-active) 55%, #3c4edd 100%);
    border-color: #3c4edd;
}

.language-option input[type="radio"]:checked+label {
    background: linear-gradient(120deg, #17804f 0%, var(--language-active) 60%, #0f5c39 100%);
    border-color: #0f5c39;
}

/* 功能选项按钮：与平台/语言保持一致的深色风格与尺寸 */
.feature-option {
    position: relative;
    flex: 1;
}

.feature-option label {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px 16px;
    background: #ffffff;
    border: 1.5px solid var(--option-border-default);
    border-radius: var(--option-radius);
    cursor: pointer;
    font-weight: var(--option-font-weight);
    color: var(--option-text-default);
    transition: all 0.25s ease;
    user-select: none;
    font-size: var(--option-font-size);
    text-align: center;
    width: 100%;
    min-height: 44px;
}

.feature-option label:hover {
    background: rgba(91, 111, 204, 0.08);
    border-color: #c7d2fe;
    transform: translateY(-1px);
}

.feature-option input[type="radio"]:checked+label {
    background: linear-gradient(135deg, #6f54fb 0%, var(--feature-active) 55%, #5a3de8 100%);
    border-color: #5a3de8;
}


.option-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    white-space: nowrap;
    line-height: 1;
}

.option-text {
    font-weight: 500;
    white-space: nowrap;
}

.platform-status {
    display: inline-block;
    margin-left: 4px;
    font-size: 11px;
    color: #6b7280;
    font-weight: 500;
}

.option-badge {
    background: rgba(255, 255, 255, 0.2);
    padding: 1px 4px;
    border-radius: 6px;
    font-size: 9px;
    font-weight: 600;
}

.platform-option input[type="radio"]:checked+label .option-badge {
    background: rgba(255, 255, 255, 0.3);
}

/* 模式选项样式 */
.mode-options {
    display: flex;
    flex-direction: row;
    gap: 12px;
}

/* Bottom Sheet 平台选择选中态 */
.platform-option input:checked+.option-chip {
    border-color: #6b5dc6;
    color: #6b5dc6;
    background: #f5f3ff;
}

.mode-option {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 6px 10px;
    background: #f8f9fa;
    border: 2px solid #e9ecef;
    border-radius: 12px;
    cursor: pointer;
    font-weight: 500;
    color: #495057;
    transition: all 0.3s ease;
    font-size: 12px;
    text-align: center;
    flex: 1;
    min-height: 32px;
}

.mode-option:hover {
    background: #e9ecef;
    border-color: #6c5ce7;
    transform: translateY(-1px);
}

.mode-option.active {
    background: linear-gradient(135deg, #6c5ce7 0%, #a29bfe 100%);
    border-color: #6c5ce7;
    color: white;
    box-shadow: 0 4px 15px rgba(108, 92, 231, 0.3);
}

.mode-option i {
    font-size: 12px;
}

/* 处理设置中的平台Chip按钮 */
#process-settings-modal .platform-options {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

#process-settings-modal .platform-option {
    display: inline-flex;
}

#process-settings-modal .platform-option .option-chip {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    border: 2px solid #e5e7eb;
    border-radius: 999px;
    cursor: pointer;
    background: #fff;
    color: #374151;
    transition: all .2s ease;
}

#process-settings-modal .platform-option .option-chip:hover {
    border-color: #d1d5db;
}

#process-settings-modal .platform-option input:checked+.option-chip,
#process-settings-modal .platform-option .option-chip.selected {
    border-color: #6b5dc6;
    color: #6b5dc6;
    background: #f5f3ff;
    box-shadow: 0 2px 10px rgba(107, 93, 198, 0.12);
}

@media (max-width: 768px) {
    .platform-dropdown .dropdown-toggle {
        display: none;
    }

    .platform-dropdown.open {
        display: block;
        position: fixed;
        inset: 0;
        z-index: 4000;
    }

    .platform-dropdown.open .platform-modal-overlay {
        display: block;
        position: absolute;
        inset: 0;
        background: rgba(17, 24, 39, 0.45);
    }

    .platform-dropdown-menu {
        position: fixed;
        left: 0;
        right: 0;
        bottom: 0;
        top: auto;
        border-radius: 20px 20px 0 0;
        max-height: 70vh;
        overflow-y: auto;
        margin: 0;
        padding: 18px 20px 24px;
        box-shadow: 0 -12px 32px rgba(15, 23, 42, 0.25);
        transform: translateY(100%);
        opacity: 0;
        pointer-events: none;
    }

    .platform-dropdown.open .platform-dropdown-menu {
        transform: translateY(0);
        opacity: 1;
        pointer-events: auto;
    }

    .platform-dropdown-menu .platform-option label {
        justify-content: flex-start;
    }

    .platform-select-native-wrapper {
        display: none;
    }

    .platform-option label {
        width: 100%;
        justify-content: center;
    }
}

/* 平板端适配 - 中等屏幕 */
@media (min-width: 769px) and (max-width: 1024px) {
    .options-container {
        grid-template-columns: 1fr 1fr 1fr;
        gap: 10px;
        width: 100%;
    }

    .option-card {
        padding: 10px 12px;
        min-height: 75px;
    }

    .card-header h3 {
        font-size: 14px;
    }

    .radio-group {
        gap: 8px;
    }

    .radio-option {
        padding: 6px 12px;
        font-size: 13px;
    }
}

.option-card {
    padding: 10px 14px;
    min-height: 65px;
}

.card-header h3 {
    font-size: 14px;
    margin-bottom: 8px;
}

.radio-group {
    gap: 6px;
}

.radio-option {
    padding: 6px 10px;
    font-size: 12px;
    border-radius: 16px;
}

/* 超小屏幕优化 */
@media (max-width: 480px) {
    .main-content {
        display: flex;
        flex-direction: column;
        gap: 14px;
    }

    .main-content > .options-container {
        order: 1;
    }

    .main-content > #processing-stack,
    .main-content > .processing-stack {
        order: 2;
    }

    .options-container {
        gap: 8px;
        margin: 10px auto 15px;
        width: 100%;
        padding: 0 8px;
    }

    .option-card {
        padding: 8px 12px;
        border-radius: 8px;
    }

    .processing-mode-options,
    .language-options,
    .feature-options {
        grid-template-columns: 1fr;
    }

    .processing-mode-option .option-content {
        align-items: flex-start;
        text-align: left;
    }

    .platform-scroll-row {
        grid-template-columns: 1fr;
        max-height: none;
    }

    .platform-option label,
    .language-option label,
    .feature-option label,
    .processing-mode-option label {
        padding: 8px 12px;
        font-size: 12px;
        min-height: 38px;
    }
}

/* 矮屏桌面：压缩选项卡片与芯片高度，提升一屏可见性 */
@media (max-height: 860px) and (min-width: 769px) {
    .main-content .options-container {
        --option-card-gap: 8px;
        --option-card-padding: 8px 12px;
        --option-card-min-height: 60px;
        --option-chip-height: 40px;
        --option-chip-padding: 8px 12px;
        margin: var(--space-3) auto var(--space-4);
        gap: 8px;
    }

    .options-row--main,
    .options-row--secondary {
        gap: 8px;
    }

    .options-container .card-header {
        margin-bottom: 4px;
    }

    .main-content .options-container .option-card {
        padding: var(--option-card-padding);
        min-height: var(--option-card-min-height);
    }

    .platform-scroll-row {
        gap: 8px;
        padding-bottom: 2px;
    }
}