* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    margin: 0;
    color: #493326;
    background: #f6eedf;
    font-family: Arial, Helvetica, sans-serif;
    font-size: 16px;
    line-height: 1.65;
}

header,
main,
footer {
    width: 88%;
    max-width: 1160px;
    margin: 0 auto;
}

main {
    flex: 1;
}

h1,
h2,
h3 {
    font-family: 'Shrikhand', Georgia, serif;
    font-weight: normal;
    line-height: 1.2;
    color: #78492f;
}

h1 {
    margin: 18px 0 24px;
    font-size: 86px;
    letter-spacing: -1px;
    line-height: 1.08;
}

h2 {
    margin: 0 0 14px;
    font-size: 38px;
}

h3 {
    margin: 0 0 14px;
    font-size: 28px;
}

p {
    margin: 0 0 18px;
}

a {
    color: inherit;
    text-underline-offset: 5px;
}

a:focus-visible,
summary:focus-visible {
    outline: 3px solid #78492f;
    outline-offset: 5px;
}

section[id] {
    scroll-margin-top: 30px;
}

.skip-link {
    position: absolute;
    top: -80px;
    left: 20px;
    padding: 12px;
    background: #fff9ec;
    z-index: 5;
}

.skip-link:focus {
    top: 12px;
}

.site-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    padding: 28px 0 18px;
}

.site-name {
    display: flex;
    align-items: center;
    gap: 12px;
    color: #78492f;
    font-family: 'Shrikhand', Georgia, serif;
    font-size: 32px;
    line-height: 1.25;
    text-decoration: none;
}

.coffee-bean {
    display: block;
    width: 18px;
    height: 26px;
    flex-shrink: 0;
    border-radius: 46% 54% 44% 56%;
    background: #78492f;
    transform: rotate(26deg);
}

.coffee-bean::after {
    content: '';
    display: block;
    width: 8px;
    height: 24px;
    margin-left: 2px;
    border-right: 2px solid #f6eedf;
    border-radius: 50%;
}

nav {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 8px 28px;
}

nav a {
    padding: 5px 0;
    font-size: 14px;
    text-decoration: none;
}

nav a[aria-current="page"] {
    color: #78492f;
    font-weight: bold;
    text-decoration: underline;
}

nav a:hover,
nav a:focus-visible {
    color: #925f39;
    text-decoration: underline;
}

.intro {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 55px;
    padding: 40px 0 65px;
}

.intro-copy > p {
    max-width: 440px;
    font-size: 18px;
}

.coffee-button {
    display: inline-flex;
    align-items: center;
    gap: 25px;
    margin-top: 10px;
    padding: 14px 24px;
    border-radius: 27px 22px 25px 20px;
    background: #78492f;
    color: #fff9ec;
    font-size: 14px;
    font-weight: bold;
    text-decoration: none;
    transition: background-color .2s, transform .2s;
}

.coffee-button:hover,
.coffee-button:focus-visible {
    background: #5e3422;
    transform: translateY(-2px);
}

.featured-cup {
    margin: 0;
    padding: 35px 26px 36px;
    background: #ead9bb;
    border-radius: 47% 46% 42% 44% / 35% 40% 56% 53%;
}

.figure-label {
    margin-bottom: 5px;
    text-align: center;
    color: #78492f;
    font-family: Georgia, serif;
    font-size: 17px;
    font-style: italic;
}

.hero-diagram {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin: 8px 0 0;
}

.cup-labels {
    display: flex;
    flex-direction: column;
    gap: 26px;
    padding: 56px 0 0;
    margin: 0;
    list-style: none;
    font-size: 14px;
    white-space: nowrap;
}

.cup-labels li {
    display: flex;
    align-items: center;
    gap: 7px;
}

.cup-labels span {
    width: 10px;
    height: 10px;
    border-radius: 45% 55% 48% 52%;
}

figcaption {
    max-width: 310px;
    margin: 5px auto 0;
    text-align: center;
    font-family: Georgia, serif;
    font-size: 15px;
    font-style: italic;
}

.content-section {
    padding: 55px 0 60px;
}

.section-heading {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    align-items: end;
    gap: 45px;
    margin-bottom: 32px;
}

.section-heading h1 {
    margin: 0 0 14px;
    font-size: clamp(34px, 5vw, 48px);
}

.section-heading > p {
    max-width: 400px;
    color: #6c5949;
    font-size: 15px;
}

.section-label {
    margin-bottom: 12px;
    color: #78492f;
    font-size: 12px;
    letter-spacing: 1.3px;
    text-transform: uppercase;
}

.method-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 25px;
}

.home-topics {
    padding-top: 0;
}

.topic-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
}

.method,
.topic {
    padding: 27px;
    background: #efe2cc;
    border-radius: 18px 25px 20px 23px;
}

.method-label {
    margin-bottom: 10px;
    color: #78492f;
    font-family: Georgia, serif;
    font-size: 14px;
    font-style: italic;
}

.topic h3,
.method h2,
.drink h2,
.cold-notes h2 {
    font-size: 27px;
}

.topic h3 {
    margin-bottom: 8px;
    font-size: 24px;
}

.topic p,
.method > p:last-child {
    margin-bottom: 0;
    font-size: 15px;
}

.ingredient-key {
    display: flex;
    flex-wrap: wrap;
    gap: 12px 24px;
    width: fit-content;
    margin: 0 0 40px;
    padding: 14px 20px;
    background: #eadcc5;
    border-radius: 19px 23px 17px 21px;
    list-style: none;
    font-size: 14px;
}

.ingredient-key li {
    display: flex;
    align-items: center;
    gap: 8px;
}

.ingredient-key span {
    display: block;
    width: 13px;
    height: 13px;
    border-radius: 45% 55% 48% 52%;
}

.espresso-color {
    background: #62402b;
}

.milk-color {
    background: #d1ad7e;
}

.foam-color {
    background: #fffdf4;
}

.water-color {
    background: #a6b9b3;
}

.drink-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px 38px;
}

.drink {
    display: grid;
    grid-template-columns: 172px 1fr;
    align-items: start;
    gap: 24px;
    min-width: 0;
}

.drink-picture {
    margin-top: 5px;
    padding: 12px 0;
    background: #eadcc5;
    border-radius: 47% 43% 48% 41%;
}

.drink-text {
    min-width: 0;
}

.drink h2 {
    margin-bottom: 8px;
}

.drink p {
    font-size: 14px;
}

.drink .drink-caption {
    color: #78492f;
    font-family: Georgia, serif;
    font-style: italic;
}

.drink .ingredients,
.cold-notes .ingredients,
.world-drink .ingredients {
    margin: 8px 0 12px;
    color: #78492f;
    font-size: 14px;
}

details {
    padding: 8px 0;
}

summary {
    width: fit-content;
    cursor: pointer;
    color: #78492f;
    font-size: 14px;
    font-weight: bold;
}

summary:hover {
    text-decoration: underline;
    text-underline-offset: 4px;
}

details[open] p {
    padding: 15px;
    background: #efe2cc;
    border-radius: 12px;
}

details p {
    margin: 12px 0 0;
}

.diagram-note {
    margin: 30px 0;
    color: #6c5949;
    font-size: 12px;
}

.comparison-note {
    display: grid;
    grid-template-columns: 1fr 2fr;
    align-items: center;
    gap: 30px;
    padding: 28px 32px;
    background: #e7d5b6;
    border-radius: 22px 30px 24px 28px;
}

.comparison-note h2 {
    margin: 0;
    font-size: 25px;
}

.comparison-note p {
    margin: 0;
    font-size: 15px;
}

.cup-illustration {
    display: block;
    width: 100%;
    height: auto;
    max-width: 240px;
    margin: 0 auto;
}

.large-cup {
    width: 290px;
    max-width: 70%;
    flex-shrink: 0;
    margin: 0;
}

.cold-layout {
    display: grid;
    grid-template-columns: 1fr 1.6fr;
    gap: 55px;
    align-items: center;
}

.cold-illustration {
    padding: 20px 35px 30px;
    background: #e4deca;
    border-radius: 45% 42% 47% 39%;
    text-align: center;
}

.cold-illustration img {
    display: block;
    width: 100%;
    max-width: 245px;
    height: auto;
    margin: 0 auto;
}

.cold-illustration p {
    margin: 0;
    color: #78492f;
    font-family: Georgia, serif;
    font-size: 20px;
    font-style: italic;
}

.cold-notes article {
    padding: 17px 0;
}

.cold-notes article:first-child {
    padding-top: 0;
}

.cold-notes article:last-child {
    padding-bottom: 0;
}

.cold-notes p {
    margin-bottom: 0;
    font-size: 15px;
}

.world-list {
    display: grid;
    gap: 14px;
}

.world-drink {
    display: grid;
    grid-template-columns: 90px 230px 1fr;
    align-items: start;
    gap: 30px;
    padding: 25px 28px;
    background: #efe2cc;
    border-radius: 18px 24px 22px 20px;
}

.world-drink p {
    margin-bottom: 0;
    font-size: 15px;
}

.world-drink .place {
    color: #78492f;
    font-family: Georgia, serif;
    font-style: italic;
}

.world-drink h2 {
    margin-bottom: 0;
    font-size: 25px;
}

footer {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 10px 24px;
    padding: 30px 0 42px;
    color: #6c5949;
    font-size: 14px;
    text-align: center;
}

footer p {
    margin: 0;
}

@media (max-width: 1000px) {
    h1 {
        font-size: 68px;
    }

    h2 {
        font-size: 34px;
    }

    .intro {
        gap: 30px;
    }

    .featured-cup {
        padding: 30px 18px;
    }

    .hero-diagram {
        flex-direction: column;
        gap: 12px;
    }

    .large-cup {
        width: 270px;
        max-width: 100%;
    }

    .cup-labels {
        flex-direction: row;
        justify-content: center;
        flex-wrap: wrap;
        gap: 7px 14px;
        padding: 0;
    }

    figcaption {
        margin-top: 18px;
    }

    .method-grid {
        gap: 18px;
    }

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

    .method,
    .topic {
        padding: 23px;
    }

    .drink {
        display: block;
    }

    .drink-picture {
        padding: 12px 25px;
    }

    .drink-text {
        padding-top: 24px;
    }

    .world-drink {
        grid-template-columns: 65px 190px 1fr;
        gap: 20px;
    }
}

@media (max-width: 650px) {
    header,
    main,
    footer {
        width: 88%;
    }

    .site-header {
        gap: 16px;
        padding: 24px 0 10px;
    }

    .site-name {
        gap: 10px;
        font-size: 27px;
    }

    nav {
        gap: 5px 20px;
    }

    nav a {
        font-size: 14px;
    }

    h1 {
        font-size: 65px;
    }

    h2 {
        font-size: 32px;
    }

    h3 {
        font-size: 27px;
    }

    .intro {
        grid-template-columns: 1fr;
        gap: 40px;
        padding: 35px 0 45px;
    }

    .intro-copy > p {
        font-size: 17px;
    }

    .content-section {
        padding: 35px 0 40px;
    }

    .section-heading {
        grid-template-columns: 1fr;
        gap: 0;
        margin-bottom: 25px;
    }

    .section-heading > p {
        margin-bottom: 0;
    }

    .method-grid,
    .topic-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .ingredient-key {
        gap: 12px 20px;
        padding: 16px;
    }

    .drink-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .drink-picture {
        max-width: 300px;
        margin: 0 auto;
    }

    .drink p {
        font-size: 15px;
    }

    .comparison-note {
        grid-template-columns: 1fr;
        gap: 16px;
        padding: 25px;
    }

    .cold-layout {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .cold-illustration {
        max-width: 340px;
        margin: 0 auto;
        padding: 20px 35px 30px;
    }

    .world-drink {
        grid-template-columns: 1fr;
        gap: 12px;
        padding: 24px;
    }

    footer {
        flex-direction: column;
    }
}

@media (max-width: 370px) {
    h1 {
        font-size: 56px;
    }

    .site-name {
        font-size: 24px;
    }
}

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

    *,
    *::before,
    *::after {
        transition: none !important;
    }
}