@font-face {
    font-family: 'Shabnam';
    src: url('../fonts/Shabnam.eot');
    src: url('../fonts/Shabnam.eot?#iefix') format('embedded-opentype'),
         url('../fonts/Shabnam.woff2') format('woff2'),
         url('../fonts/Shabnam.woff') format('woff'),
         url('../fonts/Shabnam.ttf') format('truetype');
    font-weight: normal;
    font-style: normal;
}

@font-face {
    font-family: 'Shabnam';
    src: url('../fonts/Shabnam-Bold.eot');
    src: url('../fonts/Shabnam-Bold.eot?#iefix') format('embedded-opentype'),
         url('../fonts/Shabnam-Bold.woff2') format('woff2'),
         url('../fonts/Shabnam-Bold.woff') format('woff'),
         url('../fonts/Shabnam-Bold.ttf') format('truetype');
    font-weight: bold;
    font-style: normal;
}

@font-face {
    font-family: 'Shabnam';
    src: url('../fonts/Shabnam-Medium.eot');
    src: url('../fonts/Shabnam-Medium.eot?#iefix') format('embedded-opentype'),
         url('../fonts/Shabnam-Medium.woff2') format('woff2'),
         url('../fonts/Shabnam-Medium.woff') format('woff'),
         url('../fonts/Shabnam-Medium.ttf') format('truetype');
    font-weight: 500;
    font-style: normal;
}

@font-face {
    font-family: 'Shabnam';
    src: url('../fonts/Shabnam-Light.eot');
    src: url('../fonts/Shabnam-Light.eot?#iefix') format('embedded-opentype'),
         url('../fonts/Shabnam-Light.woff2') format('woff2'),
         url('../fonts/Shabnam-Light.woff') format('woff'),
         url('../fonts/Shabnam-Light.ttf') format('truetype');
    font-weight: 300;
    font-style: normal;
}

@font-face {
    font-family: 'bkaman';
    src: url('../fonts/bkaman.woff') format('woff'),
         url('../fonts/bkaman.ttf') format('truetype');
    font-weight: normal;
    font-style: normal;
}

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

body {
    font-family: 'Shabnam', Tahoma, sans-serif;
    background: #222;
    min-height: 100vh;
    color: #fff;
    overflow-x: hidden; 
    line-height: 200%;
}

p {
    text-align: justify;
}

/* Hero Slider Section */
.hero-slider {
    position: relative;
    width: 100%;
    height: 100dvh;
    overflow: hidden;
}

.slider {
    position: relative;
    width: 100%;
    height: 100%;
}

.slide {
    position: absolute;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease-in-out;
}

.slide.active {
    opacity: 1;
}

.slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.4) blur(7px);
}

.hero-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -60%);
    text-align: center;
    z-index: 10;
    max-width: 900px;
    padding: 0 20px; 
}

.hero-content h1 {
    font-family: 'bkaman', 'Shabnam', Tahoma, sans-serif;
    font-size: 8em;
    margin-bottom: 20px;
    line-height: 2;
    background: white;
    background-size: 400% 100%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(-3px 4px 0px rgba(0, 0, 0, 0.3));
}

@keyframes gradientMove {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

.hero-content p {
    font-size: 1.8em;
    line-height: 2;
    color: #ccc;
    margin-bottom: 20px;
    font-weight: 600;
    text-align: center;
}

.version-badge {
    color: #ff6b6b;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 5px 15px;
    border-radius: 10px;
    font-size: 1.4em;
    font-weight: 600;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 120px;
}

.hero-btn {
    padding: 15px 35px;
    border-radius: 50px;
    font-size: 1.1em;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
}

.hero-btn.primary {
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a24 100%);
    color: #fff;
    box-shadow: 0 10px 40px rgba(238, 90, 36, 0.4);
}

.hero-btn.primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 50px rgba(238, 90, 36, 0.6);
}

.hero-btn.secondary {
    background: transparent;
    color: #fff;
    border: 2px solid #fff;
}

.hero-btn.secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-3px);
}

.slider-nav {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 15px;
    z-index: 10;
}

.slider-nav .dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    cursor: pointer;
    transition: all 0.3s ease;
}

.slider-nav .dot.active {
    background: #ff6b6b;
    transform: scale(1.3);
}

@media (max-width: 768px) {
    .slider-nav .dot {
        width: 10px;
        height: 10px;
    }

    .slider-nav .dot.active {
        transform: scale(1.2);
    }

    .hero-content {
        padding: 0 5px;
        width: 95%;
        max-width: none;
    }

    .hero-content h1 {
        font-size: 6em !important;
        margin-bottom: 30px  !important;
    }

    .hero-content p {
        font-size: 1.2em !important;
        margin-bottom: 20px  !important;
    }

    .version-badge {
        font-size: 1em;
    }

    .hero-btn {
        padding: 10px 20px;
        font-size: 0.9em;
    }

    .hero-buttons {
        gap: 8px;
        margin-top: 50px;
    }

    .cta-section p {
        text-align: center !important;
    }

}

/* Main Content */
.main-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 80px 20px;
}

.section-title {
    font-size: 3em;
    font-weight: 800;
    margin-bottom: 50px;
    text-align: center;
    color: #fff;
}

.section-title span {
    color: #ff6b6b;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 100px;
}

.feature-card {
    background: linear-gradient(135deg, #2a2a2a 0%, #333 100%);
    border-radius: 25px;
    padding: 40px;
    border: 2px solid #444;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

/* Mesh pattern for feature cards */
.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 2px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 2px);
    background-size: 20px 20px;
    pointer-events: none;
}

.feature-card .icon,
.feature-card h3,
.feature-card p {
    position: relative;
    z-index: 1;
}
 
.feature-card:hover {
    transform: translateY(-10px);
    border-color: #ff6b6b;
    box-shadow: 0 20px 60px rgba(255, 107, 107, 0.2);
    background-color: #404040;
}

.feature-card.active {
    transform: translateY(-10px);
    border-color: #ff6b6b;
    box-shadow: 0 20px 60px rgba(255, 107, 107, 0.2);
    background-color: #404040;
}

.feature-card .icon {
    margin-bottom: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.feature-card h3 {
    font-size: 1.6em;
    margin-bottom: 15px;
    color: #fff;
    text-align: center;
}

.feature-card p {
    font-size: 1.2em;
    color: #bbb;
    line-height: 1.8;
    text-align: justify;
}

/* Windows Section */
.windows-section {
    background: linear-gradient(135deg, #1e3a8a 0%, #2563eb 100%);
    border-radius: 20px;
    padding: 60px;
    margin-bottom: 100px;
    border: 1px solid #3b82f6;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.windows-image {
    background: #fff;
    border-radius: 15px;
    padding: 10px;
    border: 1px solid #3b82f6;
    position: relative;
}

.windows-slider {
    position: relative;
    width: 100%;
    height: 300px;
    overflow: hidden;
    border-radius: 10px;
}

.windows-slide {
    position: absolute;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
}

.windows-slide.active {
    opacity: 1;
}

.windows-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 10px;
}

.windows-slider-nav {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
}

.windows-slider-nav .dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.3);
    cursor: pointer;
    transition: all 0.3s ease;
}

.windows-slider-nav .dot.active {
    background: #2563eb;
    transform: scale(1.2);
}

.windows-content {
    text-align: right;
}

.windows-content h2 {
    font-size: 2.5em;
    margin-bottom: 25px;
    color: #fff;
}

.windows-content p {
    color: #e0e0e0;
    line-height: 2;
    font-size: 1.1em;
    margin-bottom: 30px;
}

.windows-notice {
    background: rgba(255, 255, 255, 0.15);
    border: 2px solid #fff;
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 30px;
    color: #fff;
    font-size: 1.1em;
    line-height: 2;
    font-weight: bold;
    text-align: justify;
}

.windows-notice strong {
    color: #ff6b6b;
    font-size: 1.2em;
}

.windows-btn {
    display: inline-block;
    padding: 15px 40px;
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a24 100%);
    color: #fff;
    border-radius: 50px;
    text-decoration: none;
    font-size: 1.1em;
    font-weight: 600;
    transition: all 0.3s ease;
}

.windows-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(238, 90, 36, 0.4);
}

/* Android Section */
.android-section {
    background: linear-gradient(135deg, #065f46 0%, #10b981 100%);
    border-radius: 20px;
    padding: 60px;
    margin-bottom: 100px;
    border: 1px solid #34d399;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.android-image {
    border-radius: 15px;
    position: relative;
    margin: auto;
    padding: 10px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 3px solid rgba(255, 255, 255, 0.3);
}

.android-image img {
    width: auto;
    max-height: 400px;
    object-fit: contain;
    border-radius: 10px;
    display: block;
}

.android-content {
    text-align: right;
}

.android-content h2 {
    font-size: 2.5em;
    margin-bottom: 25px;
    color: #fff;
}

.android-content p {
    color: #e0e0e0;
    line-height: 2;
    font-size: 1.1em;
    margin-bottom: 30px;
}

.android-notice {
    background: rgba(255, 255, 255, 0.15);
    border: 2px solid #fff;
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 30px;
    color: #fff;
    font-size: 1.1em;
    line-height: 2;
    font-weight: bold;
}

.android-notice strong {
    color: #ff6b6b;
    font-size: 1.2em;
}

.android-btn {
    display: inline-block;
    padding: 15px 40px;
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a24 100%);
    color: #fff;
    border-radius: 50px;
    text-decoration: none;
    font-size: 1.1em;
    font-weight: 600;
    transition: all 0.3s ease;
}

.android-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(238, 90, 36, 0.4);
}

/* About Section */
.about-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    margin-bottom: 100px;
    align-items: center;
    background: linear-gradient(135deg, #2a2a2a 0%, #333 100%);
    border-radius: 25px;
    padding: 60px;
    border: 2px solid #444;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.about-content h2 {
    font-size: 2.5em;
    margin-bottom: 25px;
    color: #fff;
}

.about-content p {
    color: #bbb;
    line-height: 2;
    font-size: 1.1em;
    margin-bottom: 20px;
}

.about-image {
    background: #333;
    border-radius: 20px;
    padding: 15px 15px 15px 15px;
    border: 1px solid #444;
}

.about-image img {
    width: 100%;
    border-radius: 15px;
    margin: 0;
    display: block;
}

/* Stats Section */
.stats-section {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-bottom: 100px;
}

.stat-card {
    background: linear-gradient(135deg, #333 0%, #3a3a3a 100%);
    border-radius: 20px;
    padding: 40px;
    text-align: center;
    border: 1px solid #444;
}

.stat-card .number {
    font-size: 3.5em;
    font-weight: 900;
    color: #ff6b6b;
    margin-bottom: 10px;
}

.stat-card .label {
    color: #bbb;
    font-size: 1.1em;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a24 100%);
    border-radius: 30px;
    padding: 80px;
    text-align: center;
    margin-bottom: 100px;
}

.cta-section h2 {
    font-size: 3em;
    margin-bottom: 25px;
    color: #fff;
}

.cta-section p {
    font-size: 1.3em;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 40px;
    margin-top: 40px;
    text-align: center;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.cta-btn {
    padding: 18px 45px;
    border-radius: 50px;
    font-size: 1.2em;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
}

.cta-btn.white {
    background: #fff;
    color: #ee5a24;
}

.cta-btn.white:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

.cta-btn.transparent {
    background: transparent;
    color: #fff;
    border: 2px solid #fff;
}

.cta-btn.transparent:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-3px);
}

/* Footer */
.footer {
    background: #333;
    padding: 60px 40px;
    border-top: 1px solid #444;
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.footer-section h4 {
    font-size: 1.3em;
    margin-bottom: 20px;
    color: #fff;
}

.footer-section p {
    color: #bbb;
    line-height: 1.8;
    margin-bottom: 15px;
}

.footer-section a {
    color: #ff6b6b;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: #ee5a24;
}

.footer-bottom {
    max-width: 1400px;
    margin: 40px auto 0;
    padding-top: 40px;
    border-top: 1px solid #333;
    text-align: center;
    color: #bbb;
}

.footer-logo {
    display: block;
    margin: 40px auto;
    max-width: 128px;
    height: auto;
}

.footer-bottom a {
    color: #ff6b6b;
    text-decoration: none;
}

.footer-bottom p {
    text-align: center;
}

@media (max-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .about-section {
        grid-template-columns: 1fr;
        padding: 40px 20px;
    }

    .about-content {
        text-align: center;
    }

    .windows-section {
        grid-template-columns: 1fr;
    }

    .android-section {
        grid-template-columns: 1fr;
    }

    .stats-section {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .hero-content {
        padding: 0 15px;
    }

    .hero-content h1 {
        font-size: 2em;
        margin-bottom: 15px;
    }

    .hero-content p {
        font-size: 1.1em;
        margin-bottom: 20px;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: 10px;
    }

    .hero-btn {
        width: 100%;
        max-width: 280px;
        padding: 12px 25px;
        font-size: 1em;
        text-align: center;
    }

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

    .windows-section {
        grid-template-columns: 1fr;
        padding: 40px 20px;
    }

    .windows-content {
        text-align: center;
    }

    .windows-slider {
        height: 250px;
    }

    .android-section {
        grid-template-columns: 1fr;
        padding: 40px 20px;
    }

    .android-content {
        text-align: center;
    }

    .stats-section {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }

    .cta-section {
        width: 100%;
        margin: 0 auto 100px;
        padding: 50px 20px;
    }
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a24 100%);
    color: #fff;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 5px 20px rgba(238, 90, 36, 0.4);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(238, 90, 36, 0.6);
}