/* Impresa Edile Padova — stylesheet principale */

:root {
  --color-primary: #8B4513;
  --color-primary-light: #C4783A;
  --color-secondary: #1A1714;
  --color-accent: #C4783A;
  --color-bg: #F8F6F3;
  --color-bg-alt: #EFEBE6;
  --color-text: #2C2420;
  --color-muted: #6B5F58;
  --color-border: #DDD5CE;
  --color-card-bg: #FFFFFF;
  --postit-yellow: #FFE066;
  --shadow-soft: 0 4px 16px rgba(0, 0, 0, 0.08);
  --transition: 0.2s ease;
  --reveal-ty: 12px;
  --reveal-t: 0.25s ease;
  --font-heading: "Fraunces", Georgia, serif;
  --font-body: "Lato", "Helvetica Neue", Arial, sans-serif;
  --font-postit: "Caveat", cursive, serif;
  --line-body: 1.7;
  --max-prose: 68ch;
}

html {
  scroll-behavior: smooth;
  color-scheme: light;
}

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

body {
  font-size: 17px;
  line-height: var(--line-body);
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
}

main {
  display: block;
}

/* Complemento header/hero (hover e focus oltre il CSS critico inline) */
.main-nav a {
  font-weight: 400;
}

.main-nav a:hover,
.main-nav a:focus-visible {
  color: var(--color-primary);
}

.btn-cta:hover,
.btn-cta:focus-visible {
  opacity: 0.95;
}

/* Tipografia e base */
h1, h2, h3, .section__title {
  font-family: var(--font-heading);
  color: var(--color-secondary);
  font-weight: 600;
  letter-spacing: 0.01em;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
}

h2, .section__title {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  line-height: 1.2;
  margin: 0 0 0.5rem;
}

h3 {
  font-size: 1.25rem;
  line-height: 1.3;
  margin: 0 0 0.5rem;
}

p {
  margin: 0 0 1rem;
  max-width: var(--max-prose);
}

a:focus-visible,
button:focus-visible,
.btn:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.muted {
  color: var(--color-muted);
  font-size: 0.9rem;
}

/* Layout */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

section[id] {
  scroll-margin-top: 4.5rem;
}

@media (min-width: 1024px) {
  section[id] {
    scroll-margin-top: 5rem;
  }
}

.section {
  padding: 5rem 0;
}

.section--alt {
  background: var(--color-bg-alt);
}

@media (min-width: 1024px) {
  .section {
    padding: 7.5rem 0;
  }
  .section--alt {
    padding-top: 7.5rem;
    padding-bottom: 7.5rem;
  }
  .container {
    padding: 0 1.5rem;
  }
}

.section__title {
  margin-bottom: 0.75rem;
}

.section__intro,
.section__lede {
  font-size: 1.05rem;
  color: var(--color-text);
  max-width: min(var(--max-prose), 60ch);
  margin: 0 0 1.5rem;
  text-wrap: pretty;
}

/* Hero: animazione caricamento (opacity + translate) */
@keyframes heroFade {
  from {
    opacity: 0;
    transform: translateY(var(--reveal-ty));
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.reveal-on-load {
  animation: heroFade var(--reveal-t) both;
}

@media (prefers-reduced-motion: reduce) {
  .reveal-on-load {
    animation: none;
  }
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
  }
}

.hero h1 {
  color: #fff;
}

.hero__lede {
  color: #fff;
  font-size: 1.15rem;
  line-height: var(--line-body);
  margin: 0 0 1.75rem;
  max-width: 42ch;
  margin-left: auto;
  margin-right: auto;
  text-wrap: pretty;
  letter-spacing: 0.01em;
  font-weight: 300;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1rem;
  justify-content: center;
}

/* Bottoni */
.btn {
  display: inline-block;
  padding: 0.75rem 2rem;
  text-decoration: none;
  font-weight: 700;
  font-size: 1rem;
  font-family: var(--font-body);
  line-height: 1.2;
  border: none;
  border-radius: 3px;
  cursor: pointer;
  transition: opacity var(--transition), transform var(--transition), background var(--transition);
  text-align: center;
}

.btn--primary {
  background: var(--color-accent);
  color: #fff;
}

.btn--primary:hover,
.btn--primary:focus-visible {
  opacity: 0.96;
}

.btn--ghost {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.45);
}

.btn--ghost:hover,
.btn--ghost:focus-visible {
  background: rgba(255, 255, 255, 0.2);
}

/* Servizi */
.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-top: 0.5rem;
}

@media (min-width: 768px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.75rem;
  }
}

.service-card {
  position: relative;
  background: var(--color-card-bg);
  padding: 1.75rem 1.5rem 1.5rem;
  min-height: 12rem;
  box-shadow: 0 0 0 1px var(--color-border);
  border-radius: 4px;
  transition: box-shadow var(--transition), transform var(--transition);
  overflow: hidden;
}

.service-card:hover {
  box-shadow: var(--shadow-soft);
  transform: translateY(-2px);
}

@media (prefers-reduced-motion: reduce) {
  .service-card:hover {
    transform: none;
  }
}

.service-card__num {
  position: absolute;
  right: 0.75rem;
  top: 0.4rem;
  font-family: var(--font-heading);
  font-size: 4.25rem;
  font-weight: 700;
  line-height: 1;
  color: var(--color-primary);
  opacity: 0.15;
  user-select: none;
  pointer-events: none;
}

.service-card p {
  margin: 0;
  color: var(--color-text);
  line-height: var(--line-body);
  letter-spacing: 0.01em;
  font-size: 17px;
  max-width: none;
}

/* Galleria masonry */
.gallery {
  list-style: none;
  margin: 0;
  padding: 0;
  column-count: 1;
  column-gap: 1rem;
}

@media (min-width: 768px) {
  .gallery {
    column-count: 2;
  }
}

@media (min-width: 1024px) {
  .gallery {
    column-count: 3;
  }
}

.gallery__item {
  break-inside: avoid;
  margin-bottom: 1rem;
  opacity: 0;
  transform: translateY(var(--reveal-ty));
  transition: opacity var(--reveal-t), transform var(--reveal-t);
}

.gallery__item.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .gallery__item {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

.gallery__btn {
  position: relative;
  display: block;
  width: 100%;
  border: 0;
  padding: 0;
  background: #ddd5ce;
  border-radius: 4px;
  cursor: pointer;
  overflow: hidden;
  line-height: 0;
  transition: box-shadow var(--transition);
}

.gallery__btn:hover,
.gallery__btn:focus-visible {
  box-shadow: var(--shadow-soft);
}

.gallery__img {
  width: 100%;
  display: block;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  vertical-align: bottom;
}

.gallery__cap {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 0.5rem 0.75rem;
  background: rgba(0, 0, 0, 0.55);
  color: #fff;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 700;
  line-height: 1.3;
  text-align: left;
}

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.lightbox[hidden] {
  display: none;
}

.lightbox__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(26, 23, 20, 0.85);
  cursor: pointer;
}

.lightbox__body {
  position: relative;
  z-index: 1;
  max-width: min(100vw - 2rem, 1200px);
  max-height: 90vh;
  margin: 0;
}

.lightbox__img {
  max-width: 100%;
  max-height: 85vh;
  width: auto;
  height: auto;
  display: block;
  object-fit: contain;
  border-radius: 4px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
}

.lightbox__close {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  z-index: 2;
  padding: 0.4rem 0.9rem;
  background: #fff;
  color: var(--color-secondary);
  border: 1px solid var(--color-border);
  border-radius: 3px;
  font-size: 0.9rem;
  font-family: var(--font-body);
  font-weight: 700;
  cursor: pointer;
}

/* Due colonne: Perché noi */
.two-col {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: start;
}

@media (min-width: 768px) {
  .two-col {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
    align-items: center;
  }
}

.two-col__figure {
  margin: 0;
}

.two-col__img {
  width: 100%;
  display: block;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: 4px;
  max-width: 100%;
  box-shadow: 0 0 0 1px var(--color-border);
}

.is-reveal {
  opacity: 0;
  transform: translateY(var(--reveal-ty));
  transition: opacity var(--reveal-t), transform var(--reveal-t);
}

.is-reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .is-reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

.checklist {
  list-style: none;
  margin: 0;
  padding: 0;
}

.checklist li {
  margin: 0 0 0.9rem;
  padding: 0;
  display: flex;
  gap: 0.4rem;
  align-items: flex-start;
  font-size: 1rem;
  line-height: var(--line-body);
  color: var(--color-text);
  max-width: 38rem;
}

.checklist__mark {
  color: var(--color-primary);
  font-weight: 400;
  flex-shrink: 0;
  font-size: 1.05rem;
  line-height: 1.5;
  margin-top: 0.1em;
}

.checklist__text {
  display: block;
  font-weight: 400;
  letter-spacing: 0.01em;
}

/* Form */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  margin-top: 1rem;
}

@media (min-width: 1024px) {
  .contact-grid {
    grid-template-columns: 1.15fr 0.85fr;
    align-items: start;
  }
}

.form {
  max-width: 100%;
  position: relative;
}

/* Honeypot anti-bot: nascosto a utenti e screen reader (campo = aria-hidden wrapper) */
.form__hp {
  position: absolute;
  left: 0;
  top: 0;
  width: 0;
  height: 0;
  margin: 0;
  padding: 0;
  border: 0;
  overflow: hidden;
  pointer-events: none;
}

.hp-field {
  position: absolute !important;
  left: -9999px !important;
  width: 1px !important;
  height: 1px !important;
  opacity: 0 !important;
}

.form__row {
  margin: 0 0 1.1rem;
}

.form label {
  display: block;
  font-weight: 700;
  color: var(--color-secondary);
  margin-bottom: 0.35rem;
  font-size: 0.95rem;
}

.form input,
.form select,
.form textarea {
  width: 100%;
  max-width: 32rem;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.4;
  padding: 0.6rem 0.7rem;
  border: 1px solid var(--color-border);
  border-radius: 3px;
  background: #fff;
  color: var(--color-text);
}

.form textarea {
  min-height: 8rem;
  resize: vertical;
  max-width: 100%;
}

.form input:focus-visible,
.form select:focus-visible,
.form textarea:focus-visible {
  border-color: var(--color-primary);
  outline: none;
  box-shadow: 0 0 0 2px rgba(139, 69, 19, 0.2);
}

.form__actions {
  margin-top: 0.5rem;
}

.form__noscript {
  margin-top: 1rem;
  font-size: 0.95rem;
  color: var(--color-muted);
  max-width: 36ch;
}

.btn.btn--primary {
  padding: 0.75rem 2rem;
}

.contact-aside__title {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  margin: 0 0 0.5rem;
}

.address-vcard p {
  margin: 0 0 0.75rem;
  font-style: normal;
  color: var(--color-text);
  max-width: 50ch;
  line-height: var(--line-body);
}

.address-vcard a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.orari {
  color: var(--color-text);
  max-width: 32ch;
  margin: 0 0 1rem;
  font-size: 0.98rem;
}

.map-wrap {
  border: 1px solid var(--color-border);
  border-radius: 4px;
  overflow: hidden;
  background: var(--color-bg-alt);
}

.map-embed {
  display: block;
  width: 100%;
  height: 16rem;
  border: 0;
}

/* Footer */
.site-footer {
  background: var(--color-secondary);
  color: #f0ebe6;
  padding: 2rem 0 2.5rem;
  font-size: 0.9rem;
  line-height: 1.6;
}

.site-footer a {
  color: #f0ebe6;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.site-footer a:hover,
.site-footer a:focus-visible {
  color: #fff;
}

.footer-inner {
  text-align: center;
}

.footer-inner p {
  max-width: none;
  margin: 0.35rem 0;
}

.footer__brand {
  font-family: var(--font-heading);
  font-size: 0.98rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: #f0ebe6;
}

.footer__loc {
  font-family: var(--font-body);
  font-weight: 300;
  color: #d4ccc4;
  font-size: 0.92em;
  letter-spacing: 0.01em;
}

.footer__sep {
  display: inline-block;
  margin: 0 0.35em;
  opacity: 0.5;
  font-weight: 300;
}

.footer__copy {
  margin: 0.15rem 0 0.5rem;
  font-size: 0.8rem;
  color: #b0a49a;
  font-weight: 400;
  letter-spacing: 0.04em;
}

.footer-links {
  margin: 0.35rem 0 0;
}

.footer-sep {
  display: inline-block;
  margin: 0 0.5rem;
  opacity: 0.5;
}

/* Post-it dominio */
.postit {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 9999;
  max-width: 14rem;
  background: var(--postit-yellow);
  padding: 0.9rem 2.2rem 0.9rem 0.85rem;
  box-shadow: 2px 4px 0 rgba(0, 0, 0, 0.1), 4px 8px 16px rgba(0, 0, 0, 0.12);
  border-radius: 1px;
  transform: rotate(-2deg);
  transition: transform var(--transition), box-shadow var(--transition);
}

.postit.is-dismissed,
.postit[hidden] {
  display: none;
}

.postit__link {
  display: block;
  color: var(--color-secondary);
  text-decoration: none;
  font-family: var(--font-postit);
  font-size: 1.15rem;
  line-height: 1.3;
  letter-spacing: 0.01em;
}

.postit__link:hover,
.postit__link:focus-visible {
  text-decoration: underline;
}

.postit__line {
  display: block;
  word-break: break-word;
}

.postit__line--strong {
  font-weight: 600;
  font-size: 1.25rem;
}

.postit:hover {
  transform: rotate(-2deg) translateY(-1px);
  box-shadow: 2px 4px 0 rgba(0, 0, 0, 0.12), 4px 10px 20px rgba(0, 0, 0, 0.14);
}

.postit__close {
  position: absolute;
  top: 0.2rem;
  right: 0.25rem;
  width: 1.75rem;
  height: 1.75rem;
  border: 0;
  background: rgba(0, 0, 0, 0.06);
  color: var(--color-secondary);
  font-size: 1.25rem;
  line-height: 1.5;
  font-family: var(--font-body);
  cursor: pointer;
  border-radius: 2px;
  padding: 0;
}

.postit__close:hover,
.postit__close:focus-visible {
  background: rgba(0, 0, 0, 0.12);
}

@media (prefers-reduced-motion: reduce) {
  .postit:hover,
  .reveal-on-load,
  .gallery__item,
  .is-reveal,
  .service-card {
    transform: none !important;
  }
  .postit {
    transition: none;
  }
}

@media (min-width: 1024px) {
  .postit {
    right: 1.5rem;
    bottom: 1.5rem;
  }
}