/* ===== CSS VARIABLES ===== */
:root {
    --primary: #667eea;
    --primary-dark: #764ba2;
    --secondary: #48BB78;
    --accent: #FF9800;
    --dark: #1a1a2e;
    --light: #f8f9ff;
    --text: #333;
    --text-light: #666;
    --text-muted: #999;
    --white: #ffffff;
    --gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-hover: linear-gradient(135deg, #764ba2 0%, #667eea 100%);
    --shadow: 0 10px 40px rgba(102, 126, 234, 0.2);
    --shadow-lg: 0 25px 50px rgba(102, 126, 234, 0.25);
    --radius: 16px;
    --radius-sm: 8px;
    --transition: all 0.3s ease;
}

/* ===== RESET & BASE ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background: var(--white);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
}

body.rtl {
    font-family: 'Tajawal', 'Inter', sans-serif;
    direction: rtl;
}

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

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
}

/* ===== LANGUAGE SELECTOR ===== */
.language-selector {
    position: fixed;
    top: 100px;
    right: 20px;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: 5px;
    background: var(--white);
    padding: 8px;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow);
}

body.rtl .language-selector {
    right: auto;
    left: 20px;
}

.lang-btn {
    width: 40px;
    height: 40px;
    border: 2px solid transparent;
    border-radius: 50%;
    background: var(--light);
    color: var(--text);
    font-weight: 600;
    font-size: 12px;
    cursor: pointer;
    transition: var(--transition);
}

.lang-btn:hover {
    background: var(--gradient);
    color: var(--white);
}

.lang-btn.active {
    background: var(--gradient);
    color: var(--white);
    border-color: var(--primary);
}

/* ===== NAVIGATION ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 999;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    padding: 15px 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 24px;
    font-weight: 700;
    color: var(--primary);
}

.logo img {
    width: 40px;
    height: 40px;
}

.nav-links {
    display: flex;
    gap: 35px;
}

.nav-links a {
    font-weight: 500;
    color: var(--text);
    transition: var(--transition);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient);
    transition: var(--transition);
}

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

.nav-links a:hover::after {
    width: 100%;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    color: var(--primary);
    cursor: pointer;
}

.mobile-menu {
    display: none;
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--white);
    box-shadow: var(--shadow);
    padding: 20px;
    z-index: 998;
}

.mobile-menu.active {
    display: block;
}

.mobile-menu ul {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.mobile-menu a {
    font-size: 18px;
    font-weight: 500;
    color: var(--text);
    padding: 10px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.mobile-menu a:hover {
    background: var(--light);
    color: var(--primary);
}

/* ===== HERO SECTION ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 120px 5% 80px;
    position: relative;
    overflow: hidden;
    background: linear-gradient(180deg, var(--light) 0%, var(--white) 100%);
}

.hero-bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
}

.gradient-sphere {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
}

.sphere-1 {
    width: 600px;
    height: 600px;
    background: var(--primary);
    top: -200px;
    right: -200px;
    animation: float 8s ease-in-out infinite;
}

.sphere-2 {
    width: 400px;
    height: 400px;
    background: var(--primary-dark);
    bottom: -100px;
    left: -100px;
    animation: float 6s ease-in-out infinite reverse;
}

.sphere-3 {
    width: 300px;
    height: 300px;
    background: var(--secondary);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: float 10s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0) scale(1); }
    50% { transform: translateY(-30px) scale(1.05); }
}

.hero-content {
    flex: 1;
    max-width: 600px;
    z-index: 1;
}

.hero-badge {
    display: inline-block;
    background: var(--white);
    padding: 10px 20px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    color: var(--primary);
    box-shadow: var(--shadow);
    margin-bottom: 25px;
    animation: fadeInUp 0.6s ease;
}

.hero-title {
    font-size: 56px;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 25px;
    animation: fadeInUp 0.6s ease 0.1s both;
}

.gradient-text {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 18px;
    color: var(--text-light);
    margin-bottom: 35px;
    animation: fadeInUp 0.6s ease 0.2s both;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    margin-bottom: 50px;
    animation: fadeInUp 0.6s ease 0.3s both;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 15px 30px;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--gradient);
    color: var(--white);
    box-shadow: var(--shadow);
}

.btn-primary:hover {
    background: var(--gradient-hover);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: var(--white);
    color: var(--primary);
    border: 2px solid var(--primary);
}

.btn-secondary:hover {
    background: var(--primary);
    color: var(--white);
}

.hero-stats {
    display: flex;
    gap: 40px;
    animation: fadeInUp 0.6s ease 0.4s both;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 36px;
    font-weight: 800;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stat-label {
    font-size: 14px;
    color: var(--text-muted);
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1;
    animation: fadeInRight 0.8s ease 0.3s both;
}

.app-preview {
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    width: 380px;
    transform: perspective(1000px) rotateY(-5deg) rotateX(5deg);
    transition: var(--transition);
}

.app-preview:hover {
    transform: perspective(1000px) rotateY(0) rotateX(0);
}

.preview-header {
    background: var(--gradient);
    padding: 12px 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.preview-dots {
    display: flex;
    gap: 6px;
}

.preview-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
}

.preview-dots span:first-child { background: #ff5f57; }
.preview-dots span:nth-child(2) { background: #febc2e; }
.preview-dots span:last-child { background: #28c840; }

.preview-title {
    color: var(--white);
    font-weight: 600;
    margin-left: auto;
}

.preview-content {
    padding: 30px;
    text-align: center;
}

.preview-status {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-bottom: 20px;
}

.status-dot {
    width: 10px;
    height: 10px;
    background: var(--secondary);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.preview-info p {
    color: var(--text-muted);
    margin-bottom: 10px;
}

.preview-info .hotkey {
    color: var(--primary);
    font-weight: 700;
    font-size: 18px;
}

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

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ===== SECTION STYLES ===== */
section {
    padding: 100px 5%;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.section-badge {
    display: inline-block;
    background: var(--light);
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 15px;
}

.section-title {
    font-size: 42px;
    font-weight: 800;
    margin-bottom: 15px;
    color: var(--dark);
}

.section-desc {
    font-size: 18px;
    color: var(--text-light);
}

/* ===== FEATURES SECTION ===== */
.features {
    background: var(--white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.feature-card {
    background: var(--white);
    border: 1px solid #e8e8e8;
    border-radius: var(--radius);
    padding: 35px 30px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient);
    transform: scaleX(0);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-card.featured {
    background: var(--gradient);
    color: var(--white);
    border: none;
}

.feature-card.featured::before {
    display: none;
}

.feature-card.featured .feature-icon {
    background: rgba(255, 255, 255, 0.2);
    color: var(--white);
}

.feature-card.featured p {
    color: rgba(255, 255, 255, 0.9);
}

.feature-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: var(--accent);
    color: var(--white);
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
}

body.rtl .feature-badge {
    right: auto;
    left: 15px;
}

.feature-icon {
    width: 70px;
    height: 70px;
    background: var(--light);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    font-size: 28px;
    color: var(--primary);
}

.feature-card h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
}

.feature-card p {
    color: var(--text-light);
    font-size: 15px;
    line-height: 1.7;
}

.feature-shortcut {
    margin-top: 20px;
    display: flex;
    align-items: center;
    gap: 5px;
}

.feature-shortcut kbd,
kbd {
    background: var(--light);
    padding: 5px 10px;
    border-radius: 5px;
    font-size: 12px;
    font-weight: 600;
    color: var(--primary);
    border: 1px solid #ddd;
}

.feature-card.featured kbd {
    background: rgba(255, 255, 255, 0.2);
    color: var(--white);
    border-color: rgba(255, 255, 255, 0.3);
}

.feature-tag {
    display: inline-block;
    background: var(--secondary);
    color: var(--white);
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    margin-top: 15px;
}

/* ===== HOW IT WORKS SECTION ===== */
.how-it-works {
    background: var(--light);
}

.steps-container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.step-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 40px 30px;
    text-align: center;
    position: relative;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
}

.step-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow);
}

.step-number {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 45px;
    height: 45px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 20px;
    font-weight: 800;
    box-shadow: var(--shadow);
}

.step-icon {
    width: 80px;
    height: 80px;
    background: var(--light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 20px auto 25px;
    font-size: 32px;
    color: var(--primary);
}

.step-card h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--dark);
}

.step-list {
    text-align: left;
}

body.rtl .step-list {
    text-align: right;
}

.step-list li {
    padding: 10px 0;
    color: var(--text-light);
    font-size: 15px;
    border-bottom: 1px solid #eee;
    position: relative;
    padding-left: 25px;
}

body.rtl .step-list li {
    padding-left: 0;
    padding-right: 25px;
}

.step-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--secondary);
    font-weight: 700;
}

body.rtl .step-list li::before {
    left: auto;
    right: 0;
}

.step-list li:last-child {
    border-bottom: none;
}

/* ===== LANGUAGES SECTION ===== */
.languages {
    background: var(--white);
}

.languages-showcase {
    max-width: 900px;
    margin: 0 auto;
}

.lang-category {
    margin-bottom: 30px;
}

.lang-category h4 {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--light);
}

.lang-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.lang-tag {
    background: var(--light);
    padding: 10px 18px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text);
    transition: var(--transition);
    cursor: default;
}

.lang-tag:hover {
    background: var(--gradient);
    color: var(--white);
    transform: scale(1.05);
}

.more-languages {
    text-align: center;
    margin-top: 40px;
    padding: 25px;
    background: linear-gradient(135deg, #fff5e6 0%, #ffe6cc 100%);
    border-radius: var(--radius);
    border: 2px dashed var(--accent);
}

.more-languages p {
    color: var(--accent);
    font-weight: 600;
    font-size: 16px;
}

/* ===== DOWNLOAD SECTION ===== */
.download {
    background: var(--light);
    padding: 80px 5%;
}

.download-card {
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    max-width: 700px;
    margin: 0 auto;
}

.download-content {
    padding: 60px 50px;
    text-align: center;
}

.download-icon {
    margin-bottom: 25px;
}

.download-icon img {
    width: 100px;
    height: 100px;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.download-content h2 {
    font-size: 32px;
    font-weight: 800;
    margin-bottom: 10px;
    color: var(--dark);
}

.version {
    color: var(--text-muted);
    font-size: 14px;
    margin-bottom: 20px;
}

.download-desc {
    color: var(--text-light);
    font-size: 16px;
    margin-bottom: 30px;
}

.download-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin-bottom: 35px;
    text-align: left;
}

body.rtl .download-features {
    text-align: right;
}

.dl-feature {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text);
    font-size: 14px;
}

.dl-feature i {
    color: var(--secondary);
    font-size: 18px;
}

.btn-download {
    background: var(--gradient);
    color: var(--white);
    padding: 18px 50px;
    font-size: 18px;
    border-radius: 50px;
    display: inline-flex;
    align-items: center;
    gap: 12px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: none;
    cursor: pointer;
}

.btn-download:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.btn-download i {
    font-size: 24px;
}

.download-note {
    margin-top: 20px;
    color: var(--text-muted);
    font-size: 13px;
}

/* ===== FOOTER ===== */
.footer {
    background: var(--dark);
    color: var(--white);
    padding: 40px 5% 25px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 25px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 20px;
    font-weight: 700;
}

.footer-brand img {
    width: 35px;
    height: 35px;
}

.footer-links {
    display: flex;
    gap: 20px;
}

.footer-links a {
    width: 45px;
    height: 45px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    transition: var(--transition);
}

.footer-links a:hover {
    background: var(--gradient);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 25px;
    color: rgba(255, 255, 255, 0.6);
    font-size: 14px;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .hero {
        flex-direction: column;
        text-align: center;
        padding-top: 100px;
    }
    
    .hero-content {
        max-width: 100%;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-image {
        margin-top: 50px;
    }
    
    .features-grid,
    .steps-container {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .hero-title {
        font-size: 36px;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .features-grid,
    .steps-container {
        grid-template-columns: 1fr;
    }
    
    .download-features {
        grid-template-columns: 1fr;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 20px;
    }
    
    .app-preview {
        width: 100%;
        max-width: 350px;
        transform: none;
    }
    
    .language-selector {
        top: auto;
        bottom: 20px;
        right: 20px;
        flex-direction: row;
    }
    
    body.rtl .language-selector {
        right: auto;
        left: 20px;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 20px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 28px;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .download-content {
        padding: 40px 25px;
    }
}