:root {
    --color-primary: #4361ee;
    --color-primary-light: #4895ef;
    --color-primary-dark: #3a0ca3;
    --color-secondary: #4cc9f0;
    --color-secondary-light: #72efdd;
    --color-secondary-dark: #3f8efc;
    --color-accent: #f72585;
    --color-accent-light: #ff8fab;
    --color-accent-dark: #b5179e;
    --color-success: #4CAF50;
    --color-error: #F44336;
    --color-neutral-50: #f8fafc;
    --color-neutral-100: #f1f5f9;
    --color-neutral-200: #e2e8f0;
    --color-neutral-300: #cbd5e1;
    --color-neutral-400: #94a3b8;
    --color-neutral-500: #64748b;
    --color-neutral-600: #475569;
    --color-neutral-700: #334155;
    --color-neutral-800: #1e293b;
    --color-neutral-900: #0f172a;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --shadow-md: 0 4px 6px -1px rgba(67, 97, 238, 0.08), 0 2px 4px -1px rgba(67, 97, 238, 0.04);
    --shadow-lg: 0 10px 15px -3px rgba(67, 97, 238, 0.10), 0 4px 6px -2px rgba(67, 97, 238, 0.05);
    
    /* Legacy variables for backward compatibility */
    --primary-color: var(--color-primary);
    --secondary-color: var(--color-secondary);
    --success-color: var(--color-success);
    --error-color: var(--color-error);
    --text-color: var(--color-neutral-800);
    --background-color: var(--color-neutral-50);
    --border-color: var(--color-neutral-200);
    --info-color: var(--color-primary);
    --hint-color: var(--color-neutral-600);
    --pane-bg: #fff;
    --pane-border: var(--color-neutral-200);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--color-neutral-800);
    background-color: var(--color-neutral-50);
    font-size: 0.97em;
    min-height: 100vh;
    overflow-x: hidden;
}

.container {
    width: 90vw;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
}

h1, .experiment-title {
    font-size: 2.6rem;
    font-weight: 900;
    color: var(--color-primary-dark);
    text-align: center;
    margin: 2rem 0 1.2rem 0;
    letter-spacing: 0.01em;
    line-height: 1.1;
}
h2 {
    font-size: 2rem;
    font-weight: 700;
    margin: 1.5rem 0 1rem 0;
}
h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin: 1.2rem 0 0.7rem 0;
}

/* 3-Pane Layout */
.three-pane-layout {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    box-sizing: border-box;
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 2rem;
    justify-items: center;
}
.pane {
    box-sizing: border-box;
    width: 100%;
    min-width: 300px;
    max-width: 480px;
    overflow-wrap: break-word;
    padding: 1rem 0.5rem;
    box-shadow: var(--shadow-md);
    border-radius: var(--radius-md);
    border: 1px solid var(--pane-border);
    margin: 0 auto;
}
.pane-left, .pane-middle, .pane-right {
    min-width: 300px;
    max-width: 480px;
    width: 100%;
}
.pane-middle {
    min-width: 650px;
    max-width: 800px;
    width: 100%;
}
.pane-label {
    margin-top: 0.5rem;
    margin-bottom: 0.2rem;
    font-size: 1em;
}

/* Info Icon and Tooltip */
.info-icon {
    color: var(--color-primary-dark);
    margin-left: 0.5rem;
    cursor: pointer;
    position: relative;
    display: inline-flex;
    align-items: center;
    background: var(--color-secondary-light);
    border-radius: 50%;
    width: 1.3em;
    height: 1.3em;
    text-align: center;
    line-height: 1.3em;
    font-weight: bold;
    border: 1px solid var(--color-primary-light);
    font-size: 0.9rem;
}
.info-icon:focus {
    outline: 2px solid var(--color-primary);
}
/* Remove hover-based feedback for info icons */
.info-icon[title]:hover:after { display: none !important; }

/* Responsive Layout */
@media (max-width: 1100px) {
    .container, .main-content, .instructions-panel, .three-pane-layout {
        max-width: 100vw;
        width: 100vw;
        padding-left: 0.5rem;
        padding-right: 0.5rem;
    }
    .pane, .pane-left, .pane-middle, .pane-right {
        max-width: 98vw;
    }
}
@media (max-width: 900px) {
    .main-content {
        grid-template-rows: auto 1fr;
        max-width: 100vw;
        width: 100vw;
        padding-left: 0.2rem;
        padding-right: 0.2rem;
    }
    .instructions-panel {
        margin-bottom: 0.7rem;
        width: 100vw;
        padding-left: 0;
        padding-right: 0;
    }
    .three-pane-layout {
        display: block !important;
        width: 100vw;
        gap: 0;
        justify-items: unset;
        grid-template-columns: unset;
    }
    .pane, .pane-left, .pane-middle, .pane-right {
        display: block;
        width: 100% !important;
        max-width: 100% !important;
        min-width: 0;
        margin: 0 auto 1.2rem auto;
        padding: 0.7rem 0.1rem;
        word-break: break-word;
        overflow-wrap: break-word;
        box-sizing: border-box;
    }
    .pane:last-child, .pane-right:last-child {
        margin-bottom: 0;
    }
    .pane-label, .feature-group label {
        font-size: 1em;
        word-break: break-word;
        overflow-wrap: break-word;
    }
    .button-container {
        gap: 0.12rem;
        width: 100% !important;
        display: flex;
        flex-direction: column;
        align-items: stretch;
    }
    .primary-button, .secondary-button {
        padding: 0.38rem 0.7rem;
        font-size: 1em;
        width: 100% !important;
        box-sizing: border-box;
    }
}
@media (max-width: 600px), (orientation: landscape) and (max-width: 900px) {
    .container, .main-content, .instructions-panel, .three-pane-layout {
        padding-left: 0.1rem;
        padding-right: 0.1rem;
        max-width: 100vw;
        width: 100vw;
    }
    .pane, .pane-left, .pane-middle, .pane-right {
        padding: 0.5rem 0.1rem;
        max-width: 100% !important;
        min-width: 0;
        width: 100% !important;
        margin: 0 auto;
        word-break: break-word;
        overflow-wrap: break-word;
    }
    .pane-label, .feature-group label {
        font-size: 1em;
        word-break: break-word;
        overflow-wrap: break-word;
    }
    .button-container {
        gap: 0.12rem;
        width: 100% !important;
        display: flex;
        flex-direction: column;
        align-items: stretch;
    }
    .primary-button, .secondary-button {
        padding: 0.38rem 0.7rem;
        font-size: 1em;
        width: 100% !important;
        box-sizing: border-box;
    }
}

@media (max-width: 480px) {
    .container, .main-content, .instructions-panel, .three-pane-layout {
        padding-left: 0;
        padding-right: 0;
    }
    .pane, .pane-left, .pane-middle, .pane-right {
        padding: 0.3rem 0.05rem;
        max-width: 100vw;
        width: 100vw;
    }
    .primary-button, .secondary-button {
        font-size: 0.97em;
        padding: 0.3rem 0.5rem;
    }
}

/* Instructions Panel: Collapsed by default, toggle label */
.instructions-panel {
    width: 100%;
    max-width: 100%;
    margin: 1.2rem auto 1.2rem auto;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    justify-content: center;
    padding: 0;
    border-radius: 0;
}
.instructions-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background-color: var(--color-primary);
    color: white;
    border-radius: var(--radius-md) var(--radius-md) 0 0;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.instructions-header .arrow-icon {
    font-size: 1.2rem;
    transition: transform 0.3s ease;
    color: #2a1a6e;
}

.instructions-header:not(.collapsed) .arrow-icon {
    transform: rotate(180deg);
}

.instructions-header:hover {
    background-color: var(--color-primary-dark);
}

.instructions-header h3 {
    margin: 0;
    font-size: 1.2rem;
    font-weight: 600;
}
.toggle-btn {
    background: none;
    border: none;
    color: var(--color-primary-dark);
    cursor: pointer;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 600;
    transition: all 0.2s;
}
.toggle-btn:hover {
    background-color: rgba(67, 97, 238, 0.1);
    transform: translateY(-1px);
}
.instructions-content {
    background-color: white;
    padding: 1rem;
    border: 1px solid var(--color-neutral-200);
    border-top: none;
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    transition: max-height 0.3s ease-out, opacity 0.3s ease-out;
    max-height: 500px;
    opacity: 1;
    overflow: hidden;
}
.instructions-content.collapsed {
    max-height: 0;
    opacity: 0;
    padding-top: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.instructions-list {
    list-style: disc inside;
    margin: 0.2em 0 0.2em 1em;
    padding: 0;
    font-size: 1em;
    color: var(--color-neutral-800);
    line-height: 1.5;
}
.instructions-list li {
    margin-bottom: 0.3em;
}

.word-selection-block {
    margin-top: 0.7em;
    display: flex;
    flex-direction: column;
    gap: 0.3em;
}

.button-container {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 1rem 0 0.5rem 0;
    justify-content: flex-start;
}
#resetButton {
    margin-left: auto;
    background: linear-gradient(90deg, var(--color-neutral-300) 60%, var(--color-secondary-light) 100%);
    color: var(--color-primary-dark);
    font-weight: 600;
}
#resetButton:hover {
    background: linear-gradient(90deg, var(--color-secondary-light) 60%, var(--color-accent-light) 100%);
    color: var(--color-accent-dark);
}

/* Remove old instruction-step/step-number styles */
.instruction-step, .step-number { display: none !important; }

@media (max-width: 900px) {
    .button-container {
        flex-direction: column;
        align-items: stretch;
        gap: 0.3rem;
    }
    #resetButton {
        margin-left: 0;
        margin-top: 0.3rem;
    }
}
@media (max-width: 600px) {
    .instructions-list {
        font-size: 0.93em;
    }
    .word-selection-block {
        gap: 0.15em;
    }
    .button-container {
        gap: 0.15rem;
    }
    .instructions-panel {
        padding-left: 0.2rem;
        padding-right: 0.2rem;
    }
}

/* Middle Pane: Compact Features Block */
.pane-middle .features-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 0.7rem 1.2rem;
    justify-content: flex-start;
    align-items: flex-end;
    padding: 0;
    margin: 0;
}
.pane-middle .feature-group {
    flex: 1 1 120px;
    min-width: 120px;
    max-width: 180px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.2rem;
    margin: 0;
    padding: 0;
    background: none;
    border: none;
}
.pane-middle .feature-group label {
    font-size: 0.98rem;
    font-weight: 600;
    color: var(--color-primary-dark);
    margin-bottom: 0.1rem;
}
.pane-middle .select-box {
    width: 100%;
    min-width: 100px;
    max-width: 160px;
    font-size: 0.98rem;
    padding: 0.35rem 0.5rem;
    margin: 0;
}

/* Remove extra padding/margin from features block */
.pane-middle {
    padding-top: 1rem;
    padding-bottom: 1rem;
}

/* Responsive: stack feature groups vertically on mobile, but keep compact */
@media (max-width: 600px) {
    .container {
        padding: 0.2rem;
    }
    .three-pane-layout {
        gap: 0.3rem;
    }
    .pane {
        padding: 0.5rem 0.1rem;
    }
    .features-grid {
        gap: 0.2rem;
    }
    .feature-group {
        padding: 0.2rem 0.1rem;
        gap: 0.1rem;
    }
    .pane-label, .feature-group label {
        font-size: 0.93em;
    }
    .select-box {
        font-size: 0.93em;
        padding: 0.15rem 0.3rem;
    }
    .button-container {
        gap: 0.2rem;
    }
    .primary-button, .secondary-button {
        padding: 0.3rem 0.7rem;
        font-size: 0.93em;
    }
    .instructions-panel {
        margin-bottom: 0.5rem;
        padding: 0.2rem 0.2rem 0.2rem 0.5rem;
    }
    .instructions-content {
        padding: 0.3rem 0.2rem;
    }
    .instruction-step {
        margin-bottom: 0.2rem;
        padding: 0.2rem 0.2rem;
    }
    .step-number {
        width: 18px;
        height: 18px;
        font-size: 0.8rem;
        margin-right: 0.4rem;
    }
    .step-header h2, .step-header .step-title {
        font-size: 0.98em;
    }
    .simulation-container, .step-container, .feedback-container, .answer-container {
        padding: 0.3rem 0.1rem;
        font-size: 0.93em;
    }
    .info-icon[title]:hover:after {
        left: auto !important;
        right: 110% !important;
        top: 50% !important;
        transform: translateY(-50%) !important;
        min-width: 180px;
        max-width: 90vw;
        white-space: normal;
        text-align: left;
        box-sizing: border-box;
        z-index: 100;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 1rem;
    }
    
    .simulation-container {
        padding: 1rem;
    }
    
    .step-container {
        padding: 1rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .button-container {
        flex-direction: column;
    }
    
    .instruction-step {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .step-number {
        margin-bottom: 0.5rem;
        margin-right: 0;
    }
    
    .step-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .step-help {
        margin-left: 0;
        margin-top: 0.5rem;
    }
}

/* Pane 1 dropdowns match Pane 2 */
.pane-left .select-box {
    width: 100%;
    min-width: 120px;
    max-width: 220px;
    font-size: 0.98rem;
    padding: 0.35rem 0.5rem;
    margin: 0;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-neutral-300);
    background-color: var(--color-neutral-100);
    color: var(--color-neutral-800);
    transition: all 0.2s;
}

/* Instructions panel width matches panes */
.instructions-panel {
    max-width: 1040px;
    margin: 1.2rem auto 1.2rem auto;
    width: 100%;
    box-sizing: border-box;
}

@media (max-width: 1100px) {
    .instructions-panel {
        max-width: 100%;
    }
}
@media (max-width: 900px) {
    .pane-middle .features-grid {
        flex-direction: column;
        gap: 0.3rem;
    }
    .pane-middle .feature-group {
        max-width: 100%;
        min-width: 0;
    }
}
@media (max-width: 600px) {
    .pane-middle .features-grid {
        flex-direction: column;
        gap: 0.15rem;
    }
    .pane-middle .feature-group {
        max-width: 100%;
        min-width: 0;
    }
    .instructions-panel {
        padding-left: 0.2rem;
        padding-right: 0.2rem;
    }
}

.main-content {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    box-sizing: border-box;
    justify-items: center;
    display: grid;
    grid-template-rows: auto 1fr;
}
.instructions-panel {
    grid-row: 1;
    grid-column: 1 / -1;
    margin-bottom: 1rem;
    padding-left: 0;
    padding-right: 0;
    width: 100%;
    box-sizing: border-box;
    justify-self: center;
}
.three-pane-layout {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 2rem;
    width: 100%;
    box-sizing: border-box;
    grid-row: 2;
    grid-column: 1 / -1;
    justify-items: center;
}
.pane, .pane-left, .pane-middle, .pane-right {
    width: 100%;
    min-width: 0;
    max-width: 340px;
    box-sizing: border-box;
    margin: 0 auto;
}
@media (max-width: 1100px) {
    .main-content, .three-pane-layout {
        max-width: 100%;
    }
    .instructions-panel {
        max-width: 100%;
    }
}
@media (max-width: 600px) {
    .main-content {
        padding-left: 0.2rem;
        padding-right: 0.2rem;
    }
    .instructions-panel {
        padding-left: 0.2rem;
        padding-right: 0.2rem;
    }
}

.primary-button, .secondary-button, #resetButton {
    border: none;
    border-radius: 2.2em;
    font-size: 1.08em;
    font-weight: 700;
    padding: 0.7em 1.7em;
    margin: 0.2em 0.2em 0.2em 0;
    box-shadow: 0 2px 8px rgba(67,97,238,0.08);
    transition: background 0.2s, color 0.2s, box-shadow 0.2s, transform 0.1s;
    outline: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.5em;
}
.primary-button {
    background: linear-gradient(90deg, var(--color-primary) 60%, var(--color-secondary) 100%);
    color: #fff;
}
.primary-button:hover, .primary-button:focus {
    background: linear-gradient(90deg, var(--color-primary-dark) 60%, var(--color-accent) 100%);
    color: #fff;
    transform: translateY(-2px) scale(1.03);
    box-shadow: 0 4px 16px rgba(67,97,238,0.13);
}
.secondary-button, #resetButton {
    background: linear-gradient(90deg, var(--color-secondary) 60%, var(--color-accent-light) 100%);
    color: #fff;
}
.secondary-button:hover, .secondary-button:focus, #resetButton:hover, #resetButton:focus {
    background: linear-gradient(90deg, var(--color-secondary-dark) 60%, var(--color-accent) 100%);
    color: #fff;
    transform: translateY(-2px) scale(1.03);
    box-shadow: 0 4px 16px rgba(67,97,238,0.13);
}

.answer-container {
    margin-top: 0.7em;
    padding: 0.7em 0.5em;
    background: var(--color-neutral-100);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    font-size: 1em;
    color: var(--color-neutral-800);
    line-height: 1.7;
    letter-spacing: 0.01em;
    display: block;
}
.answer-container div {
    margin-bottom: 0.2em;
    padding-left: 0.1em;
}

@media (min-width: 900px) {
    .main-content {
        width: 90vw;
        max-width: 1040px;
        margin: 0 auto;
    }
    .instructions-panel, .three-pane-layout {
        width: 100%;
        max-width: 1040px;
        margin-left: 0;
        margin-right: 0;
        padding-left: 0;
        padding-right: 0;
    }
}

.pane-middle .step-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.pane-middle .step-title {
    flex: 0 1 auto;
    margin-right: 0.5rem;
}
.pane-middle .info-icon {
    margin-left: 0;
} 

.instructions-header.clickable {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.7em;
    width: 100%;
    min-width: 0;
    max-width: 100%;
    cursor: pointer;
    padding: 0.7em 0;
    background: linear-gradient(90deg, #6ef2e6 0%, #4895ef 100%);
    border-radius: 1.2em 1.2em 0 0;
    transition: background 0.2s, box-shadow 0.2s;
    box-shadow: 0 2px 8px rgba(67,97,238,0.04);
    border-bottom: 1px solid var(--color-neutral-200);
    margin: 0;
}
.instructions-header.clickable:hover, .instructions-header.clickable:focus {
    background: var(--color-secondary-light);
    box-shadow: 0 4px 16px rgba(67,97,238,0.10);
}
.instructions-header.clickable i.fas.fa-info-circle {
    font-size: 1.4em;
    color: var(--color-primary-dark);
    margin-left: 0.5em;
    display: flex;
    align-items: center;
}
.instructions-header.clickable h3 {
    margin: 0;
    font-size: 1.2em;
    font-weight: 700;
    color: #2a1a6e;
    letter-spacing: 0.01em;
    text-align: center;
    flex: 0 0 auto;
    display: flex;
    align-items: center;
}
.toggle-btn { display: none !important; } 

@media (max-width: 600px) {
    .instructions-header.clickable {
        padding: 0.5em 0.2em;
        font-size: 1em;
        border-radius: 0.7em 0.7em 0 0;
    }
    .instructions-header.clickable h3 {
        font-size: 1em;
    }
} 

.highlight-incorrect {
    border: 2px solid #F44336 !important;
    background: #ffeaea !important;
    box-shadow: 0 0 0 2px #f4433622;
    transition: border 0.2s, background 0.2s;
} 

/* --- Begin merged styles from styles.css --- */
/* Base styles */
:root {
    --primary-color: #2196F3;
    --error-color: #f44336;
    --success-color: #4CAF50;
    --text-color: #333;
    --border-color: #ddd;
    --hover-color: #e9ecef;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    padding: 20px;
}

/* Container */
.simulation-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* Instructions */
.instructions {
    background-color: #f8f9fa;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 15px;
    margin-bottom: 20px;
}

.instructions h3 {
    margin-bottom: 10px;
    color: var(--primary-color);
}

/* Feature sections */
.language-section,
.word-section,
.features-section {
    margin-bottom: 20px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.feature-group {
    display: flex;
    flex-direction: column;
}

/* Form elements */
label {
    font-weight: 500;
    margin-bottom: 5px;
}

select {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background-color: white;
    font-size: 14px;
}

select:disabled {
    background-color: var(--hover-color);
    cursor: not-allowed;
}

select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(33, 150, 243, 0.1);
}

/* Buttons */
.button-group {
    margin-top: 20px;
    display: flex;
    gap: 10px;
}

button {
    padding: 8px 16px;
    border: none;
    border-radius: 4px;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s;
}

button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

#check-button {
    background-color: var(--primary-color);
    color: white;
}

#check-button:hover:not(:disabled) {
    background-color: #1976D2;
}

#find-answer-button {
    background-color: #757575;
    color: white;
}

#find-answer-button:hover:not(:disabled) {
    background-color: #616161;
}

/* Feedback */
.feedback {
    margin-top: 20px;
    padding: 10px;
    border-radius: 4px;
    font-weight: 500;
}

.feedback.error {
    background-color: #ffebee;
    color: var(--error-color);
}

.feedback.success {
    background-color: #e8f5e9;
    color: var(--success-color);
}

/* Responsive Design */
@media screen and (max-width: 768px) {
    body {
        padding: 10px;
    }

    .simulation-container {
        padding: 10px;
    }

    .features-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .button-group {
        flex-direction: column;
    }

    button {
        width: 100%;
    }
}

/* Tablet Layout */
@media screen and (min-width: 769px) and (max-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Print styles */
@media print {
    .simulation-container {
        padding: 0;
    }

    button {
        display: none;
    }

    select {
        border: 1px solid #999;
    }

    .feedback {
        border: 1px solid currentColor;
    }
} 
/* --- End merged styles from styles.css --- */ 

/* ===== MOBILE DETECTION OVERLAY STYLES ===== */
#mobile-warning-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 999999;
}

.mobile-overlay-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(4px);
    z-index: 999999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.mobile-overlay-content {
    background: white;
    border-radius: 16px;
    padding: 24px;
    max-width: 400px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    text-align: center;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.mobile-overlay-icon {
    margin: 0 auto 16px;
    width: 48px;
    height: 48px;
}

.mobile-overlay-title {
    font-size: 20px;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 12px;
    line-height: 1.3;
}

.mobile-overlay-description {
    font-size: 14px;
    color: #6b7280;
    margin-bottom: 16px;
    line-height: 1.5;
    text-align: left;
}

.mobile-overlay-list {
    text-align: left;
    font-size: 14px;
    color: #6b7280;
    margin-bottom: 20px;
    padding-left: 0;
    list-style: none;
}

.mobile-overlay-list li {
    margin-bottom: 6px;
    line-height: 1.4;
}

.mobile-overlay-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 16px;
}

.mobile-overlay-btn {
    padding: 12px 20px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    width: 100%;
}

.mobile-overlay-btn-primary {
    background: #3b82f6;
    color: white;
}

.mobile-overlay-btn-primary:hover {
    background: #2563eb;
    transform: translateY(-1px);
}

.mobile-overlay-btn-secondary {
    background: #f3f4f6;
    color: #374151;
    border: 1px solid #d1d5db;
}

.mobile-overlay-btn-secondary:hover {
    background: #e5e7eb;
    transform: translateY(-1px);
}

.mobile-overlay-footer {
    font-size: 12px;
    color: #9ca3af;
    line-height: 1.4;
}

/* Mobile overlay animations */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from { 
        opacity: 0;
        transform: translateY(20px) scale(0.95);
    }
    to { 
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes fadeOut {
    from { opacity: 1; }
    to { opacity: 0; }
}