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

:root {
    --primary-accent: #e2b714;
    --text-primary: #d1d5db;
    --text-secondary: #858a8e;
    --bg-primary: #323437;
    --bg-secondary: #2a2d30;
    --bg-tertiary: #1e1f21;
    --border-color: #3a3d40;
    --correct-color: #a8e6cf;
    --incorrect-color: #ff6b6b;
    --transition: all 0.2s ease;
}

/* Light Mode */
body.light-mode {
    --text-primary: #1a1a1a;
    --text-secondary: #666666;
    --bg-primary: #e8e8e8;
    --bg-secondary: #f5f5f5;
    --bg-tertiary: #fafafa;
    --border-color: #d0d0d0;
    --correct-color: #4caf50;
    --incorrect-color: #f44336;
}

body {
    font-family: 'Roboto Mono', 'Courier New', monospace;
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    transition: var(--transition);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
}

/* Header */
.header {
    padding: 16px 24px;
    border-bottom: 1px solid var(--border-color);
    background-color: var(--bg-secondary);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
}

.logo {
    font-size: 20px;
    font-weight: 400;
    color: var(--text-primary);
    letter-spacing: 0.5px;
    font-family: 'Roboto Mono', monospace;
}

.header-icons {
    display: flex;
    gap: 12px;
}

.icon-btn {
    background: none;
    border: none;
    font-size: 18px;
    cursor: pointer;
    color: var(--text-secondary);
    padding: 4px 8px;
    transition: var(--transition);
    font-family: 'Roboto Mono', monospace;
}

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

.theme-btn {
    display: flex;
    align-items: center;
    justify-content: center;
}

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

/* Language Selector */
.language-selector {
    position: relative;
    display: flex;
    align-items: center;
}

.lang-btn {
    position: relative;
}

.language-menu {
    position: absolute;
    top: 100%;
    right: 0;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    min-width: 180px;
    display: none;
    flex-direction: column;
    z-index: 1000;
    margin-top: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.language-menu.active {
    display: flex;
}

.language-menu a {
    padding: 10px 16px;
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
    font-size: 13px;
    border-bottom: 1px solid var(--border-color);
}

.language-menu a:last-child {
    border-bottom: none;
}

.language-menu a:hover {
    background-color: var(--bg-primary);
    color: var(--text-primary);
}

.language-menu a.current {
    color: var(--primary-accent);
    background-color: rgba(226, 183, 20, 0.1);
}

/* Navigation Bar */
.navbar {
    background-color: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    padding: 0;
}

.nav-container {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 12px 24px;
    max-width: 1400px;
    margin: 0 auto;
    flex-wrap: wrap;
}

.nav-btn {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 13px;
    font-family: 'Roboto Mono', monospace;
    cursor: pointer;
    padding: 8px 14px;
    border-radius: 4px;
    transition: var(--transition);
    white-space: nowrap;
}

.nav-btn:hover {
    color: var(--text-primary);
    border-color: var(--text-primary);
    background-color: var(--bg-primary);
}

.nav-btn.time-active {
    color: var(--primary-accent);
    border-color: var(--primary-accent);
    background-color: rgba(226, 183, 20, 0.1);
}

.nav-spacer {
    flex: 1;
}

.duration-label {
    color: var(--text-secondary);
    font-size: 12px;
    font-family: 'Roboto Mono', monospace;
    font-weight: 500;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.time-buttons {
    display: flex;
    gap: 12px;
}

.time-btn {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 13px;
    font-family: 'Roboto Mono', monospace;
    cursor: pointer;
    padding: 8px 12px;
    border-radius: 4px;
    transition: var(--transition);
    min-width: 50px;
    text-align: center;
}

.time-btn:hover {
    color: var(--text-primary);
    border-color: var(--text-primary);
    background-color: var(--bg-primary);
}

.time-btn.active {
    color: var(--text-primary);
    background-color: rgba(226, 183, 20, 0.1);
    border-color: var(--primary-accent);
    border-radius: 2px;
}

.close-btn {
    color: var(--text-secondary);
    font-size: 14px;
}

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

/* Main Container */
.container {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    padding: 0;
}

/* Language Selector */
.language-selector {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    font-size: 12px;
    color: var(--text-secondary);
}

.lang-icon {
    font-size: 14px;
}

.lang-text {
    font-family: 'Roboto Mono', monospace;
}

/* Main Typing Area */
.main {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    padding: 20px 24px;
    gap: 15px;
}

/* Real-time Stats Bar */
.stats-bar {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 60px;
    padding: 25px 30px;
    background-color: var(--bg-secondary);
    border-radius: 8px;
    border: 2px solid var(--border-color);
    max-width: 600px;
    margin: 0 auto;
}

.stat-item {
    display: flex;
    flex-direction: column;
    gap: 12px;
    align-items: center;
    text-align: center;
    font-size: 16px;
    padding: 15px 20px;
    background-color: var(--bg-primary);
    border-radius: 6px;
    border: 1px solid var(--border-color);
    min-width: 90px;
}

.stat-label {
    color: var(--text-secondary);
    font-weight: 400;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.stat-value {
    color: var(--text-primary);
    font-weight: 600;
    font-size: 24px;
    min-width: 60px;
    text-align: center;
}

.reset-btn {
    background: none;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 18px;
    cursor: pointer;
    padding: 10px 12px;
    border-radius: 4px;
    transition: var(--transition);
    font-family: 'Roboto Mono', monospace;
    position: absolute;
    right: 30px;
    top: 50%;
    transform: translateY(-50%);
}

/* RTL support for Arabic and Urdu */
html[dir="rtl"] .reset-btn {
    right: auto;
    left: 30px;
}

.reset-btn:hover {
    color: var(--text-primary);
    border-color: var(--text-primary);
}

.test-area {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    position: relative;
}

/* Text Display Box */
.text-display-box {
    border: 2px solid var(--border-color);
    border-radius: 4px;
    padding: 20px 30px;
    background-color: var(--bg-secondary);
    height: 260px;
    display: flex;
    align-items: flex-start;
    justify-content: flex-start;
    overflow: hidden;
    position: relative;
    pointer-events: auto;
}

.text-content {
    font-size: 32px;
    line-height: 1.8;
    color: var(--text-secondary);
    font-family: 'Roboto Mono', monospace;
    text-align: left;
    white-space: pre-wrap;
    word-break: break-word;
    user-select: none;
    transition: transform 0.3s ease-out;
    min-width: 100%;
    max-height: 100%;
}

.text-char {
    position: relative;
    display: inline;
}

.text-char.correct {
    color: var(--correct-color);
}

.text-char.incorrect {
    color: var(--incorrect-color);
    background-color: rgba(255, 107, 107, 0.2);
}

/* Blinking cursor */
.typing-cursor {
    display: inline;
    font-weight: bold;
    color: var(--primary-accent);
    animation: blink 0.8s infinite;
}

.words {
    font-size: 32px;
    line-height: 1.8;
    color: var(--text-secondary);
    word-spacing: 8px;
    font-family: 'Roboto Mono', monospace;
    letter-spacing: 0px;
    text-align: center;
    max-width: 1200px;
    margin: 0 auto;
}

.word {
    display: inline;
    margin-right: 0;
    position: relative;
}

.word.current {
    color: var(--text-primary);
}

.word.correct {
    color: var(--correct-color);
}

.word.incorrect {
    color: var(--incorrect-color);
}

.char {
    position: relative;
    display: inline;
}

.char.correct {
    color: var(--correct-color);
}

.char.incorrect {
    background-color: rgba(255, 107, 107, 0.3);
    color: var(--incorrect-color);
}

.char.next {
    color: var(--text-primary);
    animation: blink 0.8s infinite;
}

.input-field {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    outline: none;
    font-family: 'Roboto Mono', monospace;
    z-index: 5;
    background: transparent;
    border: none;
    padding: 0;
    margin: 0;
    caret-color: transparent;
    -webkit-user-select: text;
    user-select: text;
    -webkit-appearance: none;
    appearance: none;
    font-size: 16px;
    line-height: 1.5;
}

.input-field:focus {
    outline: none;
    -webkit-outline: none;
}

/* Ensure text area is properly positioned for input */
.test-area {
    position: relative;
}

/* Safari iOS specific fixes */
@supports (-webkit-touch-callout: none) {
    .input-field {
        font-size: 16px !important;
        position: absolute;
        width: 100%;
        height: 100%;
    }
}

/* Mobile: make input slightly visible to ensure mobile browsers register typing */
@media (max-width: 768px) {
    .input-field {
        opacity: 0.01; /* nearly invisible but focusable and accepted by mobile keyboards */
        caret-color: auto;
    }
}

/* Debug overlay (mobile only) */
@media (max-width: 768px) {
    .mobile-debug {
        position: fixed;
        right: 10px;
        bottom: 10px;
        background: rgba(0,0,0,0.6);
        color: #fff;
        font-size: 12px;
        padding: 8px 10px;
        border-radius: 6px;
        z-index: 9999;
        pointer-events: none;
        max-width: 45%;
        word-break: break-word;
    }
}

/* Results Container */
.results-container {
    animation: slideUp 0.3s ease;
}

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

@keyframes blink {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.3;
    }
}

/* Results Modal */
.results-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    cursor: pointer;
}

.modal-content {
    position: relative;
    background-color: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    padding: 40px;
    max-width: 500px;
    width: 90%;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-header {
    text-align: center;
    margin-bottom: 30px;
}

.modal-header h2 {
    font-size: 28px;
    color: var(--text-primary);
    font-weight: 400;
    letter-spacing: 0.5px;
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 30px;
    text-align: center;
}

.result-item {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.result-label {
    font-size: 11px;
    color: var(--text-secondary);
    text-transform: lowercase;
    font-weight: 400;
    letter-spacing: 0.5px;
    font-family: 'Roboto Mono', monospace;
}

.result-value {
    font-size: 24px;
    font-weight: 400;
    color: var(--text-primary);
    font-family: 'Roboto Mono', monospace;
}

/* Modal Actions */
.modal-actions {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.time-selection {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.selection-label {
    font-size: 13px;
    color: var(--text-secondary);
    font-weight: 500;
    letter-spacing: 0.5px;
}

.time-options {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
}

.time-option {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 10px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
    font-weight: 500;
    transition: var(--transition);
    font-family: 'Roboto Mono', monospace;
}

.time-option:hover {
    color: var(--text-primary);
    border-color: var(--text-primary);
}

.time-option.selected {
    background-color: var(--primary-accent);
    color: var(--bg-tertiary);
    border-color: var(--primary-accent);
}

.retest-btn {
    background-color: var(--primary-accent);
    border: none;
    color: var(--bg-tertiary);
    padding: 12px 24px;
    border-radius: 4px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-family: 'Roboto Mono', monospace;
    letter-spacing: 0.5px;
}

.retest-btn:hover {
    background-color: #d4a61a;
    transform: translateY(-2px);
}

.retest-btn:active {
    transform: translateY(0);
}

/* Footer */
.footer {
    border-top: 1px solid var(--border-color);
    background-color: var(--bg-secondary);
    flex-shrink: 0;
}

.footer-top {
    padding: 12px 24px;
    border-bottom: 1px solid var(--border-color);
}

.shortcuts {
    font-size: 12px;
    color: var(--text-secondary);
    display: flex;
    gap: 40px;
    justify-content: center;
}

.shortcut {
    font-family: 'Roboto Mono', monospace;
    display: flex;
    gap: 8px;
    align-items: center;
}

kbd {
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    padding: 3px 6px;
    border-radius: 2px;
    font-family: 'Roboto Mono', monospace;
    font-size: 11px;
    color: var(--text-secondary);
    display: inline-block;
}

.footer-bottom {
    padding: 12px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-links {
    display: flex;
    gap: 20px;
    font-size: 11px;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
    font-family: 'Roboto Mono', monospace;
}

.footer-links a:hover {
    color: var(--text-primary);
}

.version {
    font-family: 'Roboto Mono', monospace;
    font-size: 11px;
    color: var(--text-secondary);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-container {
        gap: 16px;
        padding: 10px 16px;
    }

    .words {
        font-size: 28px;
    }

    .footer-top {
        padding: 10px 16px;
    }

    .footer-bottom {
        padding: 10px 16px;
        flex-direction: column;
        gap: 10px;
    }

    .shortcuts {
        gap: 20px;
        font-size: 11px;
    }

    .footer-links {
        gap: 15px;
        justify-content: center;
    }
}

@media (max-width: 768px) {
    /* Header mobile optimization */
    .header {
        padding: 12px 16px;
    }

    .logo {
        font-size: 16px;
    }

    .header-icons {
        gap: 8px;
    }

    .icon-btn {
        font-size: 16px;
        padding: 4px 6px;
        min-width: 44px;
        min-height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .language-menu {
        min-width: 160px;
        right: -40px;
    }

    .language-menu a {
        padding: 12px 16px;
        font-size: 14px;
    }

    /* Navigation bar mobile */
    .nav-container {
        gap: 8px;
        padding: 8px 12px;
        flex-wrap: wrap;
    }

    .nav-btn {
        padding: 8px 12px;
        font-size: 12px;
        min-width: 44px;
        min-height: 44px;
    }

    .duration-label {
        display: none;
    }

    /* Main content */
    .main {
        padding: 20px 16px;
    }

    /* Text display */
    .text-display-box {
        padding: 16px;
        font-size: 16px;
        min-height: 140px;
        height: auto;
        max-height: 280px;
    }

    .text-content {
        font-size: 16px;
    }

    /* Input field */
    #input {
        font-size: 16px;
        padding: 12px;
    }

    /* Stats bar mobile optimization */
    .stats-bar {
        gap: 12px;
        padding: 16px 12px;
        max-width: 100%;
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: space-around;
    }

    .stat-item {
        min-width: 80px;
        padding: 12px 10px;
        gap: 8px;
        flex: 0 1 auto;
    }

    .stat-value {
        font-size: 20px;
    }

    .stat-label {
        font-size: 11px;
    }

    .reset-btn {
        position: static;
        transform: none;
        right: auto;
        left: auto;
        margin-top: 12px;
        width: auto;
    }

    /* Results modal */
    .results-modal {
        width: 90vw;
        max-width: 500px;
        padding: 20px;
    }

    .result-item {
        padding: 12px;
    }

    .result-value {
        font-size: 24px;
    }

    /* Footer */
    .footer {
        padding: 12px 16px;
    }

    .footer-top {
        padding: 8px 12px;
        font-size: 12px;
    }

    .footer-bottom {
        padding: 8px 12px;
        flex-direction: column;
        gap: 8px;
    }

    .footer-links {
        gap: 10px;
        font-size: 12px;
    }

    .version {
        font-size: 10px;
    }

    /* Buttons */
    button {
        min-height: 44px;
        min-width: 44px;
    }
}

@media (max-width: 480px) {
    .header {
        padding: 10px 12px;
    }

    .logo {
        font-size: 14px;
    }

    .header-icons {
        gap: 6px;
    }

    .icon-btn {
        font-size: 14px;
        padding: 3px 5px;
    }

    .language-menu {
        min-width: 140px;
        right: -30px;
        font-size: 12px;
    }

    .language-menu a {
        padding: 10px 12px;
        font-size: 12px;
    }

    .nav-container {
        gap: 6px;
        padding: 6px 8px;
    }

    .nav-btn {
        padding: 6px 10px;
        font-size: 11px;
        min-width: 40px;
        min-height: 40px;
    }

    .main {
        padding: 16px 12px;
    }

    .text-display-box {
        padding: 12px;
        font-size: 14px;
        min-height: 120px;
        height: auto;
        max-height: 240px;
        line-height: 1.6;
    }

    .text-content {
        font-size: 14px;
    }

    #input {
        font-size: 14px;
        padding: 10px;
        min-height: 40px;
    }

    .results-modal {
        width: 95vw;
        padding: 16px;
        max-width: none;
    }

    .result-item {
        padding: 10px;
        font-size: 13px;
    }

    .result-value {
        font-size: 20px;
    }

    .result-label {
        font-size: 11px;
    }

    .footer {
        padding: 10px 12px;
    }

    .footer-links {
        gap: 8px;
        font-size: 11px;
    }

    .version {
        font-size: 9px;
    }

    /* Stats bar mobile optimization */
    .stats-bar {
        gap: 12px;
        padding: 16px 12px;
        max-width: 100%;
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: space-around;
        border: 1px solid var(--border-color);
    }

    .stat-item {
        min-width: 70px;
        padding: 12px 10px;
        font-size: 13px;
        gap: 8px;
        flex: 0 1 auto;
    }

    .stat-value {
        font-size: 18px;
        min-width: 50px;
    }

    .stat-label {
        font-size: 10px;
    }

    .reset-btn {
        position: static;
        transform: none;
        margin-top: 10px;
        width: 100%;
        padding: 10px;
        font-size: 16px;
        right: auto;
        left: auto;
    }
}