:root {
    /* colors */
    --clr-white: hsl(0, 0%, 100%);
    --clr-light: hsl(0, 0%, 95%);
    --clr-light-bg: hsl(204, 33%, 97%);
    --clr-text: hsl(0, 0%, 20%);
    --clr-text2: hsl(0, 0%, 40%);
    --clr-dark: hsl(0, 0%, 7%);
    --clr-primary: hsl(211, 41%, 54%);
    --clr-secondary: hsl(209, 33%, 26%);

    --ff-base: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, sans-serif;
}

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

img {
    display: block;
    max-inline-size: 100%;
}

html {
    hanging-punctuation: first last;
}

body {
    color: var(--clr-text);
    font-family: var(--ff-base);
    line-height: 1.6;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--ff-base);
    text-wrap: balance;
}

p {
    text-wrap: pretty;
}

@media (prefers-reduced-motion: reduce) {
    html:focus-within {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .01ms !important;
        scroll-behavior: auto !important;
    }
}

@media (prefers-reduced-motion: no-preference) {
    :has(:target) {
        scroll-behavior: smooth;
        scroll-padding-top: 3rem;
    }
}

/* Header Section */
.header {
    background-color: var(--clr-white);
    padding: 1rem;
    box-shadow: 0 .125rem .25rem rgb(0 0 0 / .1);
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-inline-size: 75rem;
    margin: 0 auto;
}

.logo {
    block-size: 6rem;
    inline-size: auto;
}

.menu-items {
    display: flex;
    align-items: center;
    gap: 2.5rem;
}

.menu-items a {
    color: var(--clr-text);
    font-weight: 500;
    font-size: 1.1rem;
    text-decoration: none;
    transition: color .6s ease;
}

.menu-items a:hover {
    color: var(--clr-primary);
}

.search-container {
    position: relative;
    display: flex;
    align-items: center;
}

.search-icon {
    inline-size: 1.8rem;
    block-size: 1.8rem;
    fill: var(--clr-text);
    cursor: pointer;
}

.search-input {
    background-color: var(--clr-light-bg);
    position: absolute;
    inset-inline-end: 0;
    inset-block-start: 150%;
    inline-size: 0;
    padding: .5rem;
    transform: none;
    border: none;
    border-radius: 2rem;
    transition: inline-size .6s ease, padding .6s ease;
    opacity: 0;
    pointer-events: none;
    z-index: 100;
}

.search-input.active {
    font-size: 1.1rem;
    inline-size: 35rem;
    padding: .8rem 1.5rem;
    margin-inline-end: 0;
    border: 1px solid var(--clr-primary);
    opacity: 1;
    pointer-events: all;
}

.popular-categories {
    background-color: var(--clr-white);
    position: absolute;
    inset-block-start: calc(150% + 3.5rem);
    inset-inline-end: 0;
    inline-size: 35rem;
    padding: 1rem;
    border-radius: .5rem;
    box-shadow: 0 .25rem .75rem rgba(0 0 0 \ .1);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
    z-index: 100;
}

.popular-categories.active {
    opacity: 1;
    pointer-events: all;
}

.categories-title {
    color: var(--clr-text2);
    font-size: .9rem;
    margin-block-end: 1rem;
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: .8rem;
}

.category-btn {
    color: var(--clr-dark);
    background-color: var(--clr-light);
    font-size: .9rem;
    text-align: left;
    inline-size: fit-content;
    padding: .5rem 1rem;
    border: none;
    border-radius: 1rem;
    cursor: pointer;
    transition: background-color .6s ease;
}

.category-btn:hover {
    color: var(--primary-color);
    background-color: hsl(207, 31%, 93%);
}

.login-btn {
    background-color: var(--clr-primary);
    color: var(--clr-white) !important;
    text-decoration: none;
    padding: .5rem 1.5rem;
    border-radius: 2rem;
    transition: background-color .6s ease;
}

.login-btn:hover {
    background-color: var(--clr-secondary);
}

.hamburger {
    background: none;
    position: relative;
    display: none;
    inline-size: 3rem;
    block-size: 2rem;
    padding: .5rem;
    border: none;
    cursor: pointer;
    z-index: 1000;
}

.hamburger-lines {
    position: relative;
    inline-size: 100%;
    block-size: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.hamburger-line {
    background-color: var(--clr-text);
    inline-size: 100%;
    block-size: .1875rem;
    transition: all .6s ease;
}

/* Active State */
.hamburger.active .hamburger-line:nth-child(1) {
    transform: translateY(.45rem) rotate(45deg);
}

.hamburger.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.hamburger.active .hamburger-line:nth-child(3) {
    transform: translateY(-.45rem) rotate(-45deg);
}

.mobile-menu-overlay {
    background-color: rgb(0 0 0 / .5);
    position: fixed;
    inset-block-start: 0;
    inset-inline-start: 0;
    inline-size: 100%;
    block-size: 100vh;
    opacity: 0;
    visibility: hidden;
    transition: all .6s ease;
    z-index: 998;
}

.mobile-menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

.mobile-menu {
    background: var(--clr-white);
    position: fixed;
    inset-block-start: 0;
    inset-inline-end: -100%;
    inline-size: 80%;
    max-inline-size: 25rem;
    block-size: 100vh;
    padding: 2rem;
    transition: inset-inline-end .6s ease;
    overflow-y: auto;
    box-shadow: -.125rem 0 .625rem rgb(0 0 0 / .1);
    z-index: 999;
}

.mobile-menu.active {
    inset-inline-end: 0;
}

.mobile-menu-close {
    position: absolute;
    inset-block-start: 1rem;
    inset-inline-end: 1rem;
    cursor: pointer;
}

.mobile-menu-close svg {
    fill: var(--clr-text);
    inline-size: 1.5rem;
    block-size: 1.5rem;
}

.mobile-menu-items {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-block-start: 3rem;
}

.mobile-menu-items a {
    color: var(--clr-text);
    font-size: 1.2rem;
    font-weight: 500;
    text-decoration: none;
}

/* Hero Section */
.hero {
    color: var(--clr-white);
    background: linear-gradient(135deg, var(--clr-primary) 0%, var(--clr-secondary) 100%);
    background-image: radial-gradient(circle farthest-corner at 22.4% 21.7%, var(--clr-primary) 0%, rgb(19, 78, 141) 100.2%);
    padding: 8rem 1rem;
    text-align: center;
}

.hero h1 {
    font-size: 3.5rem;
    margin-block-end: 1.5rem;
    line-height: 1.2;
}

.hero .subheadline {
    font-size: 1.75rem;
    margin-block-end: 2rem;
    opacity: .9;
}

.cta-button {
    color: var(--clr-primary);
    background-color: var(--clr-white);
    font-size: 1.2rem;
    font-weight: 600;
    text-decoration: none;
    display: inline-block;
    padding: 1rem 2.5rem;
    border-radius: 3rem;
    transition: transform .6s ease, box-shadow .6s ease;
}

.cta-button:hover {
    transform: translateY(-.1875rem);
    box-shadow: 0 .25rem .9375rem rgba(0 0 0 /.2);
}

/* Features Section */
.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(18rem, 1fr));
    gap: 2rem;
    padding: 4rem 1rem;
    max-inline-size: 75rem;
    margin: 0 auto;
}

.feature-card {
    background-color: var(--clr-white);
    padding: 2rem;
    border-radius: 1rem;
    text-align: center;
    box-shadow: 0 .25rem .375rem rgb(0 0 0 / .1);
    transition: transform .6s ease;
    animation: fadeInUp .6s ease-out forwards;
    opacity: 0;
}

.feature-card:nth-child(1) {
    animation-delay: .2s;
}

.feature-card:nth-child(2) {
    animation-delay: .4s;
}

.feature-card:nth-child(3) {
    animation-delay: .6s;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(1.875rem);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.feature-card:hover {
    transform: translateY(-.3125rem);
}

.feature-card h3 {
    color: var(--clr-secondary);
    font-size: 1.5rem;
    margin: 1rem 0;
}

.feature-card p {
    font-size: 1.1rem;
    line-height: 1.6;
}

.feature-icon {
    inline-size: 5rem;
    block-size: 5rem;
    margin-block-end: 1rem;
    fill: var(--clr-primary);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.1);
    }

    100% {
        transform: scale(1);
    }
}

/* Card Showcase Section */
.card-showcase {
    background-color: var(--clr-light-bg);
    padding: 4rem 1rem;
}

.section-title {
    color: var(--clr-secondary);
    font-size: 2.8rem;
    text-align: center;
    margin-block-end: 2rem;
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
    gap: 2rem;
    max-inline-size: 75rem;
    margin: 0 auto;
    padding: 2rem 0;
}

.card-item {
    background-color: var(--clr-white);
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: 0 .25rem .375rem rgb(0 0 0 / .1);
    transition: transform 0.3s ease;
}

.card-item:hover {
    transform: translateY(-.3125rem);
}

.card-image {
    inline-size: 100%;
    overflow: hidden;
    position: relative;
}

.card-image img {
    inline-size: 100%;
    block-size: 100%;
    object-fit: cover;
    transition: transform .6s ease;
}

.card-item:hover .card-image img {
    transform: scale(1.1);
}

.card-content {
    text-align: center;
    padding: 1.5rem;
}

.card-title {
    color: var(--clr-secondary);
    font-size: 1.25rem;
    margin-block-end: .5rem;
}

.card-description {
    color: var(--clr-text2);
    font-size: 1rem;
}

/* Footer Section */
.footer {
    background-color: var(--clr-light);
    text-align: center;
    padding: 3rem 1rem;
    /* border-block-start: 1px solid rgba(0 0 0 / .1); */
}

.footer-logo {
    block-size: 6rem;
    inline-size: auto;
    margin-block-end: 1rem;
    margin: auto;
}

.footer-tagline {
    color: var(--clr-secondary);
    font-size: 1.5rem;
    margin-block-end: 1rem;
}

.subscription-form {
    display: flex;
    justify-content: center;
    gap: 1rem;
    max-inline-size: 31.25rem;
    margin-block: 2rem;
    margin-inline-start: auto;
    margin-inline-end: auto;
}

.subscription-input {
    font-size: 1rem;
    inline-size: 18.75rem;
    padding: 0.8rem 1.5rem;
    border: 1px solid var(--primary-color);
    border-radius: 2rem;
    outline: none;
}

.subscription-input:focus {
    border-color: var(--clr-secondary);
}

.subscribe-btn {
    color: var(--clr-white);
    background-color: var(--clr-primary);
    font-size: 1rem;
    padding: .8rem 2rem;
    border: none;
    border-radius: 2rem;
    transition: background-color .6s ease;
    cursor: pointer;
}

.subscribe-btn:hover {
    background-color: var(--clr-secondary);
}

.footer-copyright {
    color: var(--clr-text2);
    font-size: 1rem;
}

@media (max-width: 48em) {
    .menu-items {
        display: none;
    }

    .menu-items {
        display: none;
    }

    .hamburger {
        display: block;
    }

    .login-btn {
        margin-inline-end: auto;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .hero .subheadline {
        font-size: 1.2rem;
    }

    .section-title {
        font-size: 2.2rem;
    }

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

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