/*
Theme Name: Antonio Natale
Theme URI: https://www.antonionatale.com/
Author: Golden Communication
Description: Tema editoriale one-page per il sito del Dott. Antonio Natale, nutrizionista.
Version: 1.0.0
Requires at least: 6.0
Requires PHP: 7.4
Text Domain: antonio-natale
*/

:root {
    --ink: #344a50;
    --muted-ink: #718286;
    --sage: #9aa9a6;
    --sage-dark: #617774;
    --paper: #f8f8f6;
    --white: #ffffff;
    --black: #050505;
    --line: rgba(52, 74, 80, 0.18);
    --content-width: 980px;
    --reading-width: 760px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    color: var(--ink);
    background: var(--paper);
    font-family: "Hind", Arial, sans-serif;
    font-size: 16px;
    line-height: 1.75;
}

body,
button,
input,
textarea {
    -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
summary,
.button,
.site-header__menu,
.site-header__share {
    font-family: "Montserrat", Arial, sans-serif;
}

a {
    color: var(--sage-dark);
    text-decoration-thickness: 1px;
    text-underline-offset: 3px;
}

a:hover,
a:focus {
    color: var(--ink);
}

button,
input,
textarea {
    font: inherit;
}

button {
    cursor: pointer;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 50px;
    padding: 0 24px;
    color: var(--white);
    background: var(--black);
}

.site-header__menu,
.site-header__share {
    border: 0;
    padding: 8px 0;
    color: inherit;
    background: transparent;
    font-size: 0.78rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.site-header__share {
    font-size: 1.2rem;
}

.site-header__menu::before {
    content: "☰";
    margin-right: 8px;
    font-size: 1rem;
}

.site-header__nav {
    position: absolute;
    top: 50px;
    left: 0;
    display: none;
    width: 100%;
    padding: 20px 24px 24px;
    background: var(--black);
}

.site-header__nav.is-open {
    display: block;
}

.site-header__nav ul {
    display: grid;
    gap: 5px;
    max-width: var(--content-width);
    margin: 0 auto;
    padding: 0;
    list-style: none;
}

.site-header__nav a {
    display: block;
    padding: 8px 0;
    color: var(--white);
    text-decoration: none;
}

.site-header__nav a:hover,
.site-header__nav a:focus {
    color: #d9e4e1;
}

.hero {
    min-height: min(64vh, 610px);
    background:
        linear-gradient(180deg, rgba(0, 0, 0, 0.04), rgba(0, 0, 0, 0.18)),
        url("assets/images/hero.jpg") 60% 82% / cover;
}

.intro {
    padding: clamp(54px, 8vw, 92px) 24px 30px;
    text-align: center;
    background: var(--white);
}

.intro__title {
    max-width: 700px;
    margin: 0 auto;
    color: var(--ink);
    font-size: clamp(1.9rem, 5vw, 3.05rem);
    font-weight: 700;
    letter-spacing: 0.33em;
    line-height: 1.65;
    text-transform: uppercase;
}

.intro__title span {
    display: block;
    color: var(--muted-ink);
    font-size: 0.62em;
    font-weight: 600;
    letter-spacing: 0.5em;
}

.intro__portrait {
    display: block;
    width: min(185px, 60vw);
    margin: 24px auto 4px;
    aspect-ratio: 1 / 1;
    object-fit: cover;
    object-position: center top;
    border-radius: 0;
    object-fit: contain;
    filter: saturate(0.9);
}

.quote {
    position: relative;
    max-width: var(--reading-width);
    margin: 0 auto;
    padding: 45px 32px 58px;
    color: var(--muted-ink);
    font-family: Georgia, serif;
    font-size: clamp(1.35rem, 3vw, 2rem);
    font-style: italic;
    line-height: 1.45;
    text-align: center;
}

.quote::before,
.quote::after {
    position: absolute;
    color: var(--sage);
    font-family: Georgia, serif;
    font-size: 5rem;
    font-style: normal;
    line-height: 0.6;
}

.quote::before {
    content: "“";
    top: 37px;
    left: 0;
}

.quote::after {
    content: "”";
    right: 0;
    bottom: 36px;
}

.section-cover {
    position: relative;
    display: flex;
    align-items: flex-end;
    min-height: 310px;
    padding: 40px clamp(24px, 7vw, 70px);
    color: var(--white);
    background-position: center;
    background-size: cover;
}

.section-cover::before {
    position: absolute;
    inset: 0;
    content: "";
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.03), rgba(0, 0, 0, 0.46));
}

.section-cover h2 {
    position: relative;
    z-index: 1;
    margin: 0;
    font-size: clamp(2.2rem, 7vw, 4.2rem);
    font-weight: 300;
    line-height: 1;
}

.section-cover--bio {
    background-image: url("assets/images/bio.jpg");
}

.section-cover--services {
    background-image: url("assets/images/services.jpg");
}

.section-content {
    max-width: var(--reading-width);
    margin: 0 auto;
    padding: clamp(42px, 7vw, 76px) 24px;
    background: var(--white);
}

.section-content p {
    margin-top: 0;
}

.section-content--wide {
    max-width: var(--content-width);
}

.subheading {
    margin: 44px 0 22px;
    color: var(--sage-dark);
    font-size: clamp(1.05rem, 2vw, 1.45rem);
    font-weight: 600;
    letter-spacing: 0.18em;
    line-height: 1.35;
    text-align: center;
    text-transform: uppercase;
}

.research-list {
    margin: 0;
}

.research-item {
    margin: 0 0 32px;
    text-align: center;
}

.research-item dt {
    margin-bottom: 7px;
    font-weight: 700;
}

.research-item dd {
    margin: 0;
}

.research-item__title {
    margin: 0 0 8px;
    font-style: italic;
}

.service-list {
    display: grid;
    gap: 18px;
}

.service-card {
    padding: 24px;
    border: 1px solid var(--line);
    background: var(--paper);
}

.service-card summary {
    color: var(--ink);
    font-size: 1.15rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    cursor: pointer;
    list-style: none;
    text-transform: uppercase;
}

.service-card summary::-webkit-details-marker {
    display: none;
}

.service-card summary::after {
    float: right;
    content: "+";
    color: var(--sage-dark);
    font-size: 1.5rem;
    font-weight: 300;
}

.service-card[open] summary::after {
    content: "−";
}

.service-card p {
    margin: 18px 0 0;
}

.service-note {
    color: var(--muted-ink);
    font-size: 0.9rem;
    font-style: italic;
}

.contacts {
    background: var(--white);
}

.contacts__intro {
    max-width: var(--reading-width);
    margin: 0 auto;
    padding: clamp(50px, 8vw, 86px) 24px 16px;
    text-align: center;
}

.contacts__intro h2 {
    margin: 0 0 38px;
    color: var(--sage-dark);
    font-size: clamp(1.7rem, 5vw, 2.6rem);
    font-weight: 300;
    letter-spacing: 0.2em;
}

.contact-groups {
    display: grid;
    gap: 26px;
    margin-bottom: 46px;
    text-align: left;
}

.contact-groups h3 {
    margin: 0 0 6px;
    color: var(--sage-dark);
    font-size: 1rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.contact-groups p {
    margin: 0;
}

.contact-form {
    max-width: var(--reading-width);
    margin: 0 auto;
    padding: 0 24px 70px;
}

.contact-form__grid {
    display: grid;
    gap: 14px;
}

.contact-form label {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 13px 15px;
    border: 1px solid var(--line);
    border-radius: 0;
    color: var(--ink);
    background: var(--paper);
}

.contact-form textarea {
    min-height: 145px;
    resize: vertical;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: 2px solid var(--sage);
    outline-offset: 2px;
}

.privacy-consent {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    margin: 18px 0 22px;
    font-size: 0.82rem;
    line-height: 1.45;
}

.privacy-consent input {
    width: auto;
    margin-top: 4px;
}

.button {
    display: inline-block;
    padding: 12px 24px;
    border: 1px solid var(--ink);
    color: var(--white);
    background: var(--ink);
    font-size: 0.84rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.button:hover,
.button:focus {
    color: var(--white);
    background: var(--sage-dark);
}

.form-notice {
    margin: 0 0 24px;
    padding: 12px 16px;
    color: var(--sage-dark);
    background: #edf2ef;
    text-align: center;
}

.site-footer {
    padding: 32px 24px 42px;
    color: var(--white);
    background: var(--black);
    font-size: 0.84rem;
    text-align: center;
}

.site-footer p {
    margin: 0;
}

.site-footer a {
    color: var(--white);
}

@media (min-width: 720px) {
    .contact-groups {
        grid-template-columns: repeat(3, 1fr);
    }

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

    .contact-form__grid .full-width {
        grid-column: 1 / -1;
    }
}

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