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

html {
    scroll-behavior: smooth;
}

body {

    font-family:
        Arial,
        Helvetica,
        sans-serif;

    background: #f7f8fc;

    color: #151515;

    min-height: 100vh;

}


header {

    background: white;

    border-bottom:
        1px solid #eeeeee;

}


.nav {

    max-width: 1150px;

    margin: auto;

    height: 72px;

    padding: 0 25px;

    display: flex;

    align-items: center;

    justify-content: space-between;

}


.logo {

    font-size: 25px;

    font-weight: 800;

}


.logo span {

    color: #e1306c;

}


.nav a {

    color: #555;

    text-decoration: none;

    font-size: 15px;

}


.hero {

    max-width: 950px;

    margin: auto;

    text-align: center;

    padding:
        90px 20px
        70px;

}


.badge {

    display: inline-block;

    padding: 8px 15px;

    border-radius: 30px;

    background: #fff;

    border: 1px solid #eee;

    color: #e1306c;

    font-size: 13px;

    font-weight: bold;

    margin-bottom: 22px;

}


.hero h1 {

    font-size: 56px;

    line-height: 1.08;

    margin-bottom: 20px;

}


.hero h1 span {

    color: #e1306c;

}


.subtitle {

    color: #666;

    font-size: 18px;

    line-height: 1.6;

    max-width: 650px;

    margin: 0 auto 35px;

}


.download-area {

    max-width: 850px;

    margin: auto;

    padding: 8px;

    background: white;

    border-radius: 15px;

    box-shadow:
        0 15px 50px
        rgba(0, 0, 0, .08);

    display: flex;

    gap: 8px;

}


.input-wrapper {

    flex: 1;

    display: flex;

    align-items: center;

}


.input-wrapper input {

    width: 100%;

    height: 58px;

    padding: 0 18px;

    border: none;

    outline: none;

    font-size: 16px;

}


#pasteButton {

    border: none;

    background: transparent;

    color: #777;

    font-weight: bold;

    cursor: pointer;

    padding: 15px;

}


.download-button {

    border: none;

    min-width: 150px;

    border-radius: 10px;

    background: #e1306c;

    color: white;

    font-size: 16px;

    font-weight: bold;

    cursor: pointer;

}


.download-button:hover {

    opacity: .9;

}


.download-button:disabled {

    opacity: .5;

    cursor: not-allowed;

}


.loading {

    margin-top: 25px;

    display: flex;

    justify-content: center;

    align-items: center;

    gap: 10px;

    color: #e1306c;

    font-weight: bold;

}


.spinner {

    width: 20px;

    height: 20px;

    border: 3px solid #eee;

    border-top-color: #e1306c;

    border-radius: 50%;

    animation: spin .8s linear infinite;

}


@keyframes spin {

    to {
        transform: rotate(360deg);
    }

}


.hidden {

    display: none !important;

}


.message {

    margin-top: 20px;

    min-height: 22px;

    font-weight: bold;

}


.result {

    max-width: 700px;

    margin: 25px auto 0;

    padding: 20px;

    border-radius: 12px;

    background: white;

    display: flex;

    align-items: center;

    gap: 15px;

    text-align: left;

    box-shadow:
        0 5px 20px
        rgba(0, 0, 0, .05);

}


.result-icon {

    width: 42px;

    height: 42px;

    border-radius: 50%;

    background: #e1306c;

    color: white;

    display: flex;

    align-items: center;

    justify-content: center;

    font-weight: bold;

}


.result p {

    color: #666;

    margin-top: 5px;

}


.features {

    max-width: 1100px;

    margin: auto;

    padding:
        20px
        20px
        80px;

    display: grid;

    grid-template-columns:
        repeat(4, 1fr);

    gap: 20px;

}


.feature {

    background: white;

    padding: 30px 20px;

    border-radius: 16px;

    text-align: center;

    border: 1px solid #eee;

}


.feature-icon {

    font-size: 38px;

    margin-bottom: 18px;

}


.feature h3 {

    margin-bottom: 10px;

}


.feature p {

    color: #777;

    line-height: 1.5;

    font-size: 14px;

}


.how {

    background: white;

    padding: 80px 20px;

    text-align: center;

}


.how h2 {

    font-size: 35px;

    margin-bottom: 40px;

}


.steps {

    max-width: 1100px;

    margin: auto;

    display: grid;

    grid-template-columns:
        repeat(4, 1fr);

    gap: 25px;

}


.steps div {

    padding: 20px;

}


.steps b {

    color: #e1306c;

    font-size: 14px;

}


.steps h3 {

    margin:
        12px 0
        8px;

}


.steps p {

    color: #777;

    line-height: 1.5;

    font-size: 14px;

}


footer {

    padding: 30px;

    text-align: center;

    color: #888;

    font-size: 13px;

    line-height: 2;

}


@media (max-width: 800px) {

    .hero h1 {

        font-size: 42px;

    }

    .download-area {

        flex-direction: column;

    }

    .download-button {

        height: 55px;

    }

    .features {

        grid-template-columns:
            repeat(2, 1fr);

    }

    .steps {

        grid-template-columns:
            repeat(2, 1fr);

    }

}


@media (max-width: 500px) {

    .hero {

        padding-top: 60px;

    }

    .hero h1 {

        font-size: 35px;

    }

    .subtitle {

        font-size: 16px;

    }

    .features,
    .steps {

        grid-template-columns: 1fr;

    }

    .nav {

        padding: 0 15px;

    }

}