/* ================================
   AppZen — Global Styles
   ================================ */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    color: #111827;
    background: #ffffff;
    line-height: 1.6;
}

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


/* ================================
   Header
   ================================ */

header {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 28px 40px;

    display: flex;
    align-items: center;
    justify-content: space-between;

    border-bottom: 1px solid transparent;
}

.logo {
    font-size: 26px;
    font-weight: 800;
    letter-spacing: -1px;
}

nav {
    display: flex;
    align-items: center;
    gap: 32px;
}

nav a {
    font-size: 15px;
    font-weight: 500;
    color: #6b7280;

    transition: color 0.2s ease;
}

nav a:hover {
    color: #111827;
}


/* ================================
   Main
   ================================ */

main {
    width: 100%;
}


/* ================================
   Hero
   ================================ */

.hero {
    position: relative;

    max-width: 1280px;
    min-height: 680px;

    margin: 0 auto;
    padding: 150px 40px 140px;

    display: flex;
    flex-direction: column;
    justify-content: center;

    overflow: hidden;
}

.hero::before {
    content: "";

    position: absolute;

    width: 520px;
    height: 520px;

    right: -150px;
    top: 80px;

    border-radius: 50%;

    background:
        radial-gradient(
            circle,
            #f1f5f9 0%,
            #f8fafc 45%,
            transparent 70%
        );

    z-index: 0;
}

.hero::after {
    content: "";

    position: absolute;

    width: 260px;
    height: 260px;

    right: 120px;
    bottom: 40px;

    border-radius: 50%;

    border: 1px solid #eef2f7;

    z-index: 0;
}

.hero > * {
    position: relative;
    z-index: 1;
}

.hero > p:first-child {
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 3px;
    color: #64748b;

    margin-bottom: 26px;
}

.hero h1 {
    max-width: 1000px;

    font-size: clamp(52px, 7vw, 96px);
    line-height: 0.98;
    letter-spacing: -5px;

    margin-bottom: 36px;
}

.hero p:nth-of-type(2) {
    max-width: 620px;

    font-size: 21px;
    line-height: 1.6;

    color: #64748b;

    margin-bottom: 42px;
}

.hero > a {
    display: inline-flex;
    align-items: center;
    justify-content: center;

    width: fit-content;

    padding: 15px 26px;

    background: #111827;
    color: #ffffff;

    border-radius: 9px;

    font-size: 15px;
    font-weight: 700;

    transition:
        transform 0.2s ease,
        background 0.2s ease,
        box-shadow 0.2s ease;
}

.hero > a:hover {
    background: #1f2937;

    transform: translateY(-2px);

    box-shadow:
        0 10px 25px rgba(17, 24, 39, 0.15);
}


/* ================================
   Apps Section
   ================================ */

#apps {
    max-width: 1280px;
    margin: 0 auto;

    padding: 110px 40px 120px;

    border-top: 1px solid #e5e7eb;
}

#apps > p:first-child {
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 3px;

    color: #64748b;

    margin-bottom: 18px;
}

#apps h2 {
    max-width: 700px;

    font-size: 48px;
    line-height: 1.1;
    letter-spacing: -2px;

    margin-bottom: 55px;
}


/* ================================
   App Cards
   ================================ */

#apps > div {
    display: grid;

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

    gap: 24px;
}

article {
    position: relative;

    min-height: 330px;

    padding: 42px;

    border: 1px solid #e5e7eb;
    border-radius: 20px;

    background: #ffffff;

    display: flex;
    flex-direction: column;
    align-items: flex-start;

    overflow: hidden;

    transition:
        transform 0.25s ease,
        box-shadow 0.25s ease,
        border-color 0.25s ease;
}

article::after {
    content: "";

    position: absolute;

    width: 180px;
    height: 180px;

    right: -70px;
    bottom: -70px;

    border-radius: 50%;

    background: #f8fafc;

    z-index: 0;
}

article > * {
    position: relative;
    z-index: 1;
}

article:hover {
    transform: translateY(-6px);

    border-color: #d1d5db;

    box-shadow:
        0 18px 40px rgba(17, 24, 39, 0.08);
}


/* ================================
   App Icons
   ================================ */

.app-icon {
    width: 58px;
    height: 58px;

    margin-bottom: 24px;

    display: flex;
    align-items: center;
    justify-content: center;

    border-radius: 14px;

    background: #f8fafc;

    color: #111827;

    border: 1px solid #eef2f7;
}

.app-icon svg {
    width: 38px;
    height: 38px;
}

article h3 {
    font-size: 32px;
    letter-spacing: -1px;

    margin-bottom: 16px;
}

article p {
    max-width: 500px;

    color: #64748b;

    font-size: 17px;
    line-height: 1.7;

    margin-bottom: 32px;
}

article a {
    margin-top: auto;

    font-size: 15px;
    font-weight: 700;

    transition: transform 0.2s ease;
}

article a:hover {
    text-decoration: underline;
}

article span {
    margin-top: auto;

    display: inline-block;

    padding: 7px 13px;

    border-radius: 999px;

    background: #f1f5f9;

    color: #64748b;

    font-size: 13px;
    font-weight: 600;
}


/* ================================
   About
   ================================ */

#about {
    max-width: 1280px;
    margin: 0 auto;

    padding: 110px 40px;

    border-top: 1px solid #e5e7eb;
}

#about > p:first-child {
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 3px;

    color: #64748b;

    margin-bottom: 18px;
}

#about h2 {
    max-width: 800px;

    font-size: 48px;
    line-height: 1.1;
    letter-spacing: -2px;

    margin-bottom: 30px;
}

#about > p:nth-of-type(2) {
    max-width: 850px;

    font-size: 19px;
    line-height: 1.8;

    color: #374151;

    margin-bottom: 16px;
}

#about > p:nth-of-type(3) {
    max-width: 760px;

    font-size: 18px;
    line-height: 1.8;

    color: #64748b;
}


/* ================================
   Policy Pages
   ================================ */

body:has(#about h1) #about {
    max-width: 1000px;
    padding: 110px 40px 130px;
}

body:has(#about h1) #about h1 {
    max-width: 800px;

    font-size: 64px;
    line-height: 1.05;
    letter-spacing: -3px;

    margin-bottom: 28px;
}

body:has(#about h1) #about h2 {
    max-width: 800px;

    font-size: 36px;
    line-height: 1.15;
    letter-spacing: -1.5px;

    margin-top: 58px;
    margin-bottom: 20px;
}

body:has(#about h1) #about > p:nth-of-type(n + 2) {
    max-width: 800px;

    font-size: 18px;
    line-height: 1.8;

    color: #64748b;

    margin-bottom: 18px;
}

body:has(#about h1) #about > p:last-child {
    margin-top: 45px;

    font-size: 14px;

    color: #9ca3af;
}


/* ================================
   Footer
   ================================ */

footer {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;

    padding: 42px 40px;

    border-top: 1px solid #e5e7eb;

    display: flex;
    align-items: center;
    justify-content: space-between;

    gap: 24px;
}

footer p {
    color: #9ca3af;

    font-size: 14px;
}

footer > div:last-child {
    display: flex;

    gap: 24px;
}

footer > div:last-child a {
    font-size: 14px;

    color: #6b7280;

    transition: color 0.2s ease;
}

footer > div:last-child a:hover {
    color: #111827;
}


/* ================================
   Mobile
   ================================ */

@media (max-width: 700px) {

    header {
        padding: 22px 20px;
    }

    .logo {
        font-size: 23px;
    }

    nav {
        gap: 18px;
    }

    nav a {
        font-size: 14px;
    }


    /* Hero */

    .hero {
        min-height: 620px;

        padding: 90px 20px 100px;
    }

    .hero::before {
        width: 360px;
        height: 360px;

        right: -180px;
        top: 100px;
    }

    .hero::after {
        width: 180px;
        height: 180px;

        right: 30px;
        bottom: 40px;
    }

    .hero h1 {
        font-size: 54px;

        letter-spacing: -3px;

        line-height: 1;
    }

    .hero p:nth-of-type(2) {
        font-size: 18px;
    }


    /* Apps */

    #apps {
        padding: 75px 20px;
    }

    #apps h2 {
        font-size: 36px;

        letter-spacing: -1.5px;
    }

    #apps > div {
        grid-template-columns: 1fr;
    }

    article {
        padding: 30px;

        min-height: 260px;
    }

    article h3 {
        font-size: 27px;
    }


    /* About */

    #about {
        padding: 75px 20px;
    }

    #about h2 {
        font-size: 36px;

        letter-spacing: -1.5px;
    }

    #about > p:nth-of-type(2) {
        font-size: 18px;
    }

    #about > p:nth-of-type(3) {
        font-size: 17px;
    }


    /* Policy Pages */

    body:has(#about h1) #about {
        padding: 75px 20px 90px;
    }

    body:has(#about h1) #about h1 {
        font-size: 46px;
        letter-spacing: -2px;
    }

    body:has(#about h1) #about h2 {
        font-size: 32px;
        letter-spacing: -1px;

        margin-top: 45px;
    }

    body:has(#about h1) #about > p:nth-of-type(n + 2) {
        font-size: 17px;
    }


    /* Footer */

    footer {
        padding: 35px 20px;

        flex-direction: column;

        align-items: flex-start;
    }
}


/* ================================
   Small Phones
   ================================ */

@media (max-width: 420px) {

    nav {
        gap: 12px;
    }

    .hero {
        padding-top: 70px;
    }

    .hero h1 {
        font-size: 46px;

        letter-spacing: -2.5px;
    }
}