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

:root {
    --primary-color: #6200EE;
    --primary-dark: #3700B3;
    --accent-color: #03DAC5;
    --text-color: #333;
    --bg-color: #f5f5f5;
    --card-bg: #ffffff;
    --border-color: #e0e0e0;
    --font-size-base: 16px;
    --font-size-scale: 1;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    font-size: calc(var(--font-size-base) * var(--font-size-scale));
    line-height: 1.6;
    padding-top: 60px;
}

body.high-contrast {
    --bg-color: #000000;
    --card-bg: #1a1a1a;
    --text-color: #ffffff;
    --border-color: #444444;
}

body[dir="rtl"] {
    direction: rtl;
    text-align: right;
}

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

/* Language Toggle */
.lang-toggle {
    position: fixed;
    top: 10px;
    right: 10px;
    z-index: 1000;
    display: flex;
    gap: 5px;
}

.lang-btn {
    padding: 8px 16px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 14px;
    transition: background 0.3s;
}

.lang-btn:hover {
    background: var(--primary-dark);
}

.lang-btn.active {
    background: var(--accent-color);
    color: #000;
}

/* Accessibility Button */
.accessibility-btn {
    position: fixed;
    bottom: 20px;
    left: 20px;
    width: 60px;
    height: 60px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    font-size: 24px;
    z-index: 999;
    box-shadow: 0 4px 6px rgba(0,0,0,0.3);
    transition: transform 0.3s;
}

.accessibility-btn:hover {
    transform: scale(1.1);
}

.accessibility-panel {
    position: fixed;
    bottom: 90px;
    left: 20px;
    background: var(--card-bg);
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.3);
    z-index: 998;
    min-width: 200px;
}

.accessibility-panel h3 {
    margin-bottom: 15px;
    color: var(--primary-color);
}

.accessibility-panel button {
    display: block;
    width: 100%;
    padding: 10px;
    margin-bottom: 10px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

.accessibility-panel button:hover {
    background: var(--primary-dark);
}

/* Header */
header {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    padding: 40px 0;
    text-align: center;
    margin-bottom: 30px;
}

header h1 {
    font-size: calc(2.5em * var(--font-size-scale));
    margin-bottom: 10px;
}

.subtitle {
    font-size: calc(1.2em * var(--font-size-scale));
    opacity: 0.9;
    margin-bottom: 20px;
}

/* Search Box */
.search-box {
    position: relative;
    max-width: 500px;
    margin: 20px auto;
}

.search-box input {
    width: 100%;
    padding: 15px 50px 15px 20px;
    border: 2px solid rgba(255,255,255,0.3);
    border-radius: 25px;
    background: rgba(255,255,255,0.1);
    color: white;
    font-size: calc(1.1em * var(--font-size-scale));
    outline: none;
    transition: all 0.3s;
}

.search-box input::placeholder {
    color: rgba(255,255,255,0.7);
}

.search-box input:focus {
    background: rgba(255,255,255,0.2);
    border-color: var(--accent-color);
}

.search-box i {
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    color: rgba(255,255,255,0.7);
    font-size: calc(1.2em * var(--font-size-scale));
}

.search-section-bottom {
    background: var(--card-bg);
    padding: 30px 0;
    margin-top: 30px;
}

.search-section-bottom .search-box input {
    background: var(--bg-color);
    color: var(--text-color);
    border-color: var(--border-color);
}

.search-section-bottom .search-box input::placeholder {
    color: #999;
}

.search-section-bottom .search-box input:focus {
    background: white;
    border-color: var(--primary-color);
}

.search-section-bottom .search-box i {
    color: var(--primary-color);
}

/* Search Results */
.search-results {
    display: none;
    margin-top: 20px;
    padding: 20px;
    background: var(--card-bg);
    border-radius: 10px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.search-results.active {
    display: block;
}

.search-results h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
}

.search-results .result-item {
    padding: 10px;
    margin-bottom: 10px;
    background: #f9f9f9;
    border-radius: 5px;
    cursor: pointer;
    transition: background 0.3s;
}

.search-results .result-item:hover {
    background: #f0f0f0;
}

.search-results .result-item.highlight {
    background: #fff3cd;
    border-left: 4px solid var(--accent-color);
}

/* Sections */
section {
    background: var(--card-bg);
    margin-bottom: 30px;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

section h2 {
    color: var(--primary-color);
    margin-bottom: 20px;
    font-size: calc(2em * var(--font-size-scale));
    border-bottom: 2px solid var(--accent-color);
    padding-bottom: 10px;
}

/* Download Section */
.download-section {
    text-align: center;
}

.download-box {
    padding: 40px;
    background: linear-gradient(135deg, #f5f5f5, #e0e0e0);
    border-radius: 10px;
    margin-top: 20px;
}

.download-box i {
    font-size: 64px;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.download-btn {
    display: inline-block;
    padding: 15px 40px;
    background: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: 5px;
    font-size: calc(1.2em * var(--font-size-scale));
    margin: 20px 0;
    transition: background 0.3s;
}

.download-btn:hover {
    background: var(--primary-dark);
}

.version {
    margin-top: 10px;
    color: #666;
    font-size: calc(0.9em * var(--font-size-scale));
}

/* Steps */
.steps {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.step {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.step-number {
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: calc(1.5em * var(--font-size-scale));
    font-weight: bold;
    flex-shrink: 0;
}

.step-content h3 {
    color: var(--primary-color);
    margin-bottom: 5px;
    font-size: calc(1.3em * var(--font-size-scale));
}

.step-content p {
    color: #666;
    font-size: calc(1em * var(--font-size-scale));
}

/* Privacy Content */
.privacy-content h3 {
    color: var(--primary-color);
    margin-top: 20px;
    margin-bottom: 10px;
    font-size: calc(1.3em * var(--font-size-scale));
}

.privacy-content ul {
    margin-left: 20px;
    margin-top: 10px;
}

.privacy-content li {
    margin-bottom: 10px;
    font-size: calc(1em * var(--font-size-scale));
}

/* Disclaimer */
.disclaimer-section {
    background: #fff3cd;
    border-left: 4px solid #ffc107;
}

.disclaimer-content p {
    margin-bottom: 15px;
    font-size: calc(1em * var(--font-size-scale));
    line-height: 1.8;
}

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

.feature {
    text-align: center;
    padding: 20px;
    background: #f9f9f9;
    border-radius: 10px;
    transition: transform 0.3s;
}

.feature:hover {
    transform: translateY(-5px);
}

.feature i {
    font-size: 48px;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.feature h3 {
    color: var(--primary-color);
    margin-bottom: 10px;
    font-size: calc(1.2em * var(--font-size-scale));
}

.feature p {
    color: #666;
    font-size: calc(0.9em * var(--font-size-scale));
}

/* Feedback Section */
.feedback-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-top: 20px;
}

.feedback-btn {
    padding: 15px 30px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: calc(1.1em * var(--font-size-scale));
    display: flex;
    align-items: center;
    gap: 10px;
    transition: transform 0.3s;
}

.like-btn {
    background: #4CAF50;
    color: white;
}

.dislike-btn {
    background: #f44336;
    color: white;
}

.feedback-btn:hover {
    transform: scale(1.05);
}

.feedback-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Donate Section */
.donate-section {
    text-align: center;
}

.donate-form {
    margin-top: 20px;
}

.donate-btn {
    padding: 15px 40px;
    background: #0070ba;
    color: white;
    border: none;
    border-radius: 5px;
    font-size: calc(1.2em * var(--font-size-scale));
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: background 0.3s;
}

.donate-btn:hover {
    background: #005ea6;
}

/* Footer */
footer {
    background: var(--primary-dark);
    color: white;
    text-align: center;
    padding: 30px 0;
    margin-top: 50px;
}

footer p {
    margin-bottom: 10px;
    font-size: calc(1em * var(--font-size-scale));
}

.created-by {
    font-size: calc(1.1em * var(--font-size-scale)) !important;
    transition: opacity 0.3s;
}

.created-by:hover {
    opacity: 0.8;
    text-decoration: underline;
}

.copyright {
    opacity: 0.8;
    font-size: calc(0.9em * var(--font-size-scale)) !important;
}

/* Responsive */
@media (max-width: 768px) {
    .lang-toggle {
        top: 5px;
        right: 5px;
    }

    .lang-btn {
        padding: 6px 12px;
        font-size: 12px;
    }

    .accessibility-btn {
        width: 50px;
        height: 50px;
        font-size: 20px;
    }

    .steps {
        gap: 15px;
    }

    .step {
        flex-direction: column;
        text-align: center;
    }

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

    .feedback-buttons {
        flex-direction: column;
    }
}

/* Privacy Page Styles */
.privacy-content {
    max-width: 900px;
    margin: 0 auto;
    padding: 20px 0;
}

.privacy-section {
    background: var(--card-bg);
    padding: 30px;
    margin-bottom: 30px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.privacy-section h2 {
    color: var(--primary-color);
    margin-bottom: 20px;
    font-size: calc(1.5em * var(--font-size-scale));
    border-bottom: 2px solid var(--accent-color);
    padding-bottom: 10px;
}

.privacy-section p {
    margin-bottom: 15px;
    line-height: 1.8;
    font-size: calc(1em * var(--font-size-scale));
}

.privacy-section ul {
    margin: 20px 0;
    padding-left: 30px;
}

body[dir="rtl"] .privacy-section ul {
    padding-left: 0;
    padding-right: 30px;
}

.privacy-section li {
    margin-bottom: 10px;
    line-height: 1.8;
    font-size: calc(1em * var(--font-size-scale));
}

.privacy-section li strong {
    color: var(--primary-color);
}

.back-link {
    display: inline-block;
    margin-top: 20px;
    padding: 10px 20px;
    background: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: 5px;
    transition: background 0.3s;
    font-size: calc(1em * var(--font-size-scale));
}

.back-link:hover {
    background: var(--primary-dark);
}

.disclaimer-section {
    background: #fff3cd;
    border-left: 4px solid #ffc107;
}

body.high-contrast .disclaimer-section {
    background: #2a2a00;
    border-left-color: #ffc107;
}

@media (max-width: 768px) {
    .privacy-section {
        padding: 20px;
    }

    .privacy-section h2 {
        font-size: calc(1.3em * var(--font-size-scale));
    }
}