/* Training Modal Styles */
.training-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 120vh;
    background: var(--surface);
    z-index: 10000;
    overflow: hidden;
    overscroll-behavior: contain;
}

body.modal-open .training-modal {
    width: calc(100vw - var(--scrollbar-width, 0px));
}

.training-modal.active {
    display: flex;
    flex-direction: column;
    scrollbar-color: rgba(0, 0, 0, 0.2) transparent;
}

.training-info-content::-webkit-scrollbar-track {
    background: var(--surface-border);
    border-radius: 3px;
}

.training-info-content::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.3);
    border-radius: 3px;
}

.training-info-body::-webkit-scrollbar-track {
    background: var(--surface-border);
    border-radius: 3px;
}

.training-info-body::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.3);
    border-radius: 3px;
}

.training-modal-header {
    flex-shrink: 0;
    height: 60px;
    background: var(--surface2);
    border-bottom: 2px solid var(--surface-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
}

.training-modal-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    cursor: pointer;
    user-select: none;
}

.training-modal-title:hover {
    color: var(--accent);
}

.training-modal-refresh,
.training-modal-close,
#selectorStartBtn {
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: var(--text-ui);
    cursor: pointer;
    padding: 8px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
    width: 36px;
    height: 36px;
}

.training-modal-refresh:hover,
.training-modal-close:hover {
    background: rgba(255, 255, 255, 0.2);
}

.training-modal-refresh svg,
.training-modal-close svg {
    width: 20px;
    height: 20px;
}

.training-modal-scramble {
    flex-shrink: 0;
    padding: 15px 20px;
    background: var(--surface2);
    border-bottom: 1px solid var(--surface-border);
    font-family: Consolas, Monaco, 'Courier New', monospace;
    font-size: 1rem;
    color: var(--text-primary);
    text-align: center;
    cursor: pointer;
    user-select: none;
    overflow-wrap: break-word;
    word-break: break-all;
    transition: background 0.2s ease;
}

.training-modal-scramble:hover {
    background: var(--hover-bg);
}

.training-modal-image-container {
    padding: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 200px;
    pointer-events: none;
    position: relative;
    z-index: 1;
    flex-shrink: 0;
}

.training-modal-image-container * {
    pointer-events: none;
}

.training-modal-image {
    display: flex;
    align-items: center;
    justify-content: center;
}

.training-modal-timer-zone {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    cursor: pointer;
    user-select: none;
    background: var(--surface);
    transition: background 0.15s ease;
    min-height: 0;
    position: relative;
    padding-top: 5vh;
}

.training-modal-timer-zone:active {
    background: rgba(255, 193, 7, 0.05);
}

.training-modal-timer {
    font-size: 5rem;
    font-weight: 600;
    font-family: 'Courier New', Courier, monospace;
    color: var(--text-ui);
    letter-spacing: 4px;
    transition: color 0.15s ease;
    position: relative;
    z-index: 10;
    margin-top: 20px;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .training-modal-header {
        height: 50px;
        padding: 0 15px;
    }

    .training-modal-title {
        font-size: 1.2rem;
    }

    .training-modal-refresh {
        width: 40px;
        height: 40px;
    }

    .training-modal-refresh svg {
        width: 20px;
        height: 20px;
    }

    .training-modal-scramble {
        padding: 12px 15px;
        font-size: 0.9rem;
    }

    .training-modal-image-container {
        padding: 15px;
    }

    .training-modal-timer {
        font-size: 4rem;
        letter-spacing: 3px;
    }
}

@media (max-width: 480px) {
    .training-modal-header {
        height: 45px;
        padding: 0 12px;
    }

    .training-modal-title {
        font-size: 1rem;
    }

    .training-modal-refresh {
        width: 36px;
        height: 36px;
    }

    .training-modal-refresh svg {
        width: 18px;
        height: 18px;
    }

    .training-modal-scramble {
        padding: 10px 12px;
        font-size: 0.85rem;
    }

    .training-modal-image-container {
        padding: 10px;
    }

    .training-modal-timer {
        font-size: 3rem;
        letter-spacing: 2px;
    }
}

@media (max-width: 360px) {
    .training-modal-timer {
        font-size: 2.5rem;
    }
}

/* Landscape mode optimizations */
@media (max-height: 500px) and (orientation: landscape) {
    .training-modal-header {
        height: 40px;
    }

    .training-modal-title {
        font-size: 0.9rem;
    }

    .training-modal-scramble {
        padding: 8px 12px;
        font-size: 0.8rem;
    }

    .training-modal-image-container {
        padding: 8px;
    }

    .training-modal-timer {
        font-size: 2rem;
    }
}

/* Shape Index Selector Modal */
.shape-index-selector-modal {
    display: none;
    position: fixed;
    z-index: 10001;
    left: 0;
    top: 0;
    width: 100%;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.6);
    align-items: center;
    justify-content: center;
    padding: 16px;
}

.shape-index-selector-modal.active {
    display: flex;
}

.shape-index-selector-content {
    background: var(--surface);
    border-radius: 18px;
    max-width: 600px;
    width: min(600px, 100%);
    min-height: 20vh;
    max-height: 80vh;
    display: flex;
    flex-direction: column;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    overscroll-behavior: contain;
    pointer-events: auto;
    position: relative;
    box-sizing: border-box;
}

.shape-index-selector-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 25px;
    border-bottom: 1px solid var(--surface-border);
    background: var(--surface2);
    border-radius: 12px 12px 0 0;
}

.shape-index-selector-title {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text-ui);
}

.shape-index-selector-close {
    background: none;
    border: none;
    font-size: 2rem;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    transition: background 0.2s;
}

.shape-index-selector-close:hover {
    background: rgba(0, 0, 0, 0.05);
}

.shape-index-selector-body {
    padding: 25px;
    overflow-y: auto;
}

.shape-index-section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.shape-index-toggles {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(70px, 1fr));
    gap: 8px;
}

.shape-index-toggle {
    padding: 10px 8px;
    border: 2px solid var(--border-color);
    background: var(--surface);
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
    transition: all 0.2s;
    min-height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.shape-index-toggle:hover {
    border-color: var(--accent);
    background: var(--hover-bg);
}

.shape-index-toggle.active {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
}

.training-modal-info {
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: var(--text-ui);
    cursor: pointer;
    padding: 8px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
    width: 36px;
    height: 36px;
}

.training-modal-info:hover {
    background: rgba(255, 255, 255, 0.2);
}

.training-modal-info svg {
    width: 20px;
    height: 20px;
}

/* Training Info Modal */
.training-info-modal {
    display: none;
    position: fixed;
    z-index: 20000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.6);
    align-items: center;
    justify-content: center;
    padding: 16px;
}

.training-info-modal.active {
    display: flex;
}

.training-info-content {
    background-color: var(--surface);
    padding: 0;
    border-radius: 18px;
    width: min(600px, 100%);
    min-height: 20vh;
    max-height: 80vh;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    pointer-events: auto;
    position: relative;
    box-sizing: border-box;
    overscroll-behavior: contain;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
}

.training-info-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    border-bottom: 2px solid var(--surface-border);
    background: var(--surface2);
    border-radius: 12px 12px 0 0;
}

.training-info-title {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--text-ui);
}

.training-info-close {
    background: none;
    border: none;
    font-size: 2rem;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    transition: background 0.2s;
}

.training-info-close:hover {
    background: rgba(0, 0, 0, 0.05);
}

.training-info-body {
    padding: 25px;
    overflow-y: auto;
}

.training-info-item {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
    align-items: flex-start;
}

.training-info-item:last-child {
    margin-bottom: 0;
}

.training-info-number {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    background: var(--accent);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 1.1rem;
}

.training-info-text {
    flex: 1;
    line-height: 1.6;
    color: var(--text-primary);
    font-size: 1rem;
}

@media (max-width: 768px) {
    .training-info-content {
        width: 95%;
    }

    .training-info-header {
        padding: 15px 20px;
    }

    .training-info-title {
        font-size: 1.2rem;
    }

    .training-info-body {
        padding: 20px;
    }

    .training-info-number {
        width: 28px;
        height: 28px;
        font-size: 1rem;
    }

    .training-info-text {
        font-size: 0.95rem;
    }
}

@media (max-width: 480px) {
    .training-info-header {
        padding: 12px 15px;
    }

    .training-info-title {
        font-size: 1.1rem;
    }

    .training-info-body {
        padding: 15px;
    }

    .training-info-item {
        gap: 12px;
        margin-bottom: 15px;
    }

    .training-info-number {
        width: 26px;
        height: 26px;
        font-size: 0.95rem;
    }

    .training-info-text {
        font-size: 0.9rem;
    }
}

/* Hide scramble image */
.training-modal.hide-scramble-image {
    height: 100vh;
}

.training-modal.hide-scramble-image .training-modal-image-container {
    display: none;
}

.training-modal.hide-scramble-image .training-modal-timer-zone {
    justify-content: center;
    padding-top: 0;
}

.training-modal.hide-scramble-image .training-modal-timer {
    margin-top: 0;
}

/* Multi-case training selector */
#trainingSelectorModal .training-modal-header {
    gap: 8px;
}

#selectorStartBtn {
    display: flex;
    align-items: center;
    background: var(--modal-algo-label) !important;
    color: white !important;
    width: auto !important;
    padding: 0 14px !important;
    font-weight: 600;
    font-size: 0.85rem;
}

#selectorStartBtn:hover {
    background: var(--accent-hover) !important;
}