/* ==========================================================================
   MAIDO International — style.css
   ========================================================================== */

/* ---- Font import ---- */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,500;0,600;1,500;1,600&family=Inter:wght@400;500;600;700&display=swap');

/* ---- Design tokens ---- */
:root {
  --navy: #0d2036;
  --navy-deep: #091829;
  --navy-panel: #16283c;
  --teal: #15a394;
  --teal-light: #4fd8c4;
  --teal-dark: #0e7c70;
  --cream: #f5f4ef;
  --white: #ffffff;
  --text-dark: #14212e;
  --text-body: #5b6570;
  --text-light-heading: #ffffff;
  --text-light-body: #aebac5;
  --border-light: #e4e2da;
  --border-dark: #253449;
  --logo-blue: #0d5fc4;
  --logo-blue-light: #6f8fc0;

  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --container-max: 1200px;
  --radius-card: 14px;
  --radius-pill: 100px;

  --transition: 0.25s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  color: var(--text-body);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  display: block;
}

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

ul {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 600;
  color: var(--text-dark);
  line-height: 1.15;
}

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 32px;
}

/* Respect reduced motion */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, .hero-bg-line.is-drifting { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

/* ---- Scroll reveal utility (populated via JS, added in later step) ---- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border-light);
  transition: background var(--transition);
}

.site-header.is-dark {
  background: rgba(13, 32, 54, 0.92);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 84px;
}

.logo {
  display: flex;
  align-items: center;
}

.logo-img {
  height: 34px;
  width: auto;
  display: block;
}

/* Show the colored logo on light header, white logo on dark header */
.logo-img-white {
  display: none;
}

.logo-img-color {
  display: block;
}

.site-header.is-dark .logo-img-white {
  display: block;
}

.site-header.is-dark .logo-img-color {
  display: none;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 40px;
}

.main-nav a {
  font-size: 15px;
  font-weight: 500;
  color: var(--text-dark);
  transition: color var(--transition);
}

.site-header.is-dark .main-nav a {
  color: var(--white);
}

.main-nav a:hover {
  color: var(--teal);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 20px;
}

/* ==========================================================================
   Language Switcher (Fix allineamento)
   ========================================================================== */

.lang-switch {
  display: inline-flex;
  align-items: center;
  background: var(--cream);
  border-radius: var(--radius-pill);
  padding: 3px;
  position: relative;
}

.site-header.is-dark .lang-switch {
  background: rgba(255, 255, 255, 0.1);
}

.lang-switch button {
  position: relative;
  z-index: 2; /* Mantiene il testo SOPRA l'indicatore verde */
  width: 38px; /* Larghezza FISSA uguale per IT ed EN */
  height: 28px;
  padding: 0; /* Rimuoviamo il padding dinamico */
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-body);
  border-radius: var(--radius-pill);
  transition: color var(--transition);
}

.site-header.is-dark .lang-switch button {
  color: var(--text-light-body);
}

.lang-switch button.active {
  color: var(--white);
}

.lang-switch-thumb {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 38px; /* Stessa larghezza esatta dei pulsanti */
  height: calc(100% - 6px);
  background: var(--teal);
  border-radius: var(--radius-pill);
  transition: transform var(--transition);
  z-index: 1;
}

/* Spostamento dinamico del 100% sulla larghezza del pulsante */
.lang-switch[data-lang="en"] .lang-switch-thumb {
  transform: translateX(100%);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-pill);
  font-size: 15px;
  font-weight: 600;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--teal);
  color: var(--white);
}

.btn-primary:hover {
  background: var(--teal-dark);
  transform: translateY(-1px);
}

.btn-outline {
  background: transparent;
  border: 1.5px solid var(--border-light);
  color: var(--text-dark);
}

.site-header.is-dark .btn-outline,
.hero .btn-outline {
  border-color: rgba(255,255,255,0.25);
  color: var(--white);
}

.btn-outline:hover {
  border-color: var(--teal);
  color: var(--teal);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  z-index: 110;
}

.nav-toggle span {
  width: 22px;
  height: 2px;
  background: var(--text-dark);
  transition: all var(--transition);
}

.site-header.is-dark .nav-toggle span {
  background: var(--white);
}

.nav-toggle.is-active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle.is-active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.is-active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

@media (max-width: 900px) {
  .main-nav {
    position: fixed;
    top: 84px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background: var(--white);
    border-top: 1px solid var(--border-light);
    box-shadow: 0 16px 32px -20px rgba(13, 32, 54, 0.25);
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transition: max-height var(--transition), opacity var(--transition), visibility var(--transition);
  }

  .main-nav.is-open {
    display: flex;
    max-height: 400px;
    opacity: 1;
    visibility: visible;
  }

  .main-nav a {
    width: 100%;
    padding: 16px 32px;
    color: var(--text-dark) !important;
    border-bottom: 1px solid var(--border-light);
  }

  .main-nav .btn-primary {
    margin: 16px 32px;
    width: calc(100% - 64px);
    justify-content: center;
  }
}

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

.hero {
  position: relative;
  background: var(--navy);
  color: var(--white);
  overflow: hidden;
  padding: 120px 0 140px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg svg {
  width: 100%;
  height: 100%;
}

.hero-bg-line {
  fill: none;
  stroke: url(#heroLineGradient);
  stroke-width: 1;
  opacity: 0.5;
}

.hero-bg-line.is-drifting {
  animation: heroLineDrift 22s ease-in-out infinite alternate;
}

.hero-bg-line:nth-child(2) { animation-duration: 26s; animation-delay: -4s; }
.hero-bg-line:nth-child(3) { animation-duration: 19s; animation-delay: -9s; }
.hero-bg-line:nth-child(4) { animation-duration: 30s; animation-delay: -14s; }
.hero-bg-line:nth-child(5) { animation-duration: 24s; animation-delay: -2s; }

@keyframes heroLineDrift {
  0%   { transform: translate(0, 0); }
  100% { transform: translate(24px, -14px); }
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 700px;
  /* intentionally no margin/auto-centering here — left edge follows .container padding */
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--teal-light);
  margin-bottom: 28px;
  font-family: var(--font-sans);
}

.eyebrow::before {
  content: '';
  width: 28px;
  height: 1px;
  background: var(--teal-light);
}

.hero-title {
  font-size: clamp(40px, 5.5vw, 64px);
  color: var(--white);
  margin-bottom: 28px;
}

.hero-title em {
  color: var(--teal-light);
  font-style: italic;
}

.hero-subtitle {
  font-size: 18px;
  color: var(--text-light-body);
  max-width: 560px;
  margin-bottom: 40px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* ==========================================================================
   Section placeholders (filled in next steps)
   ========================================================================== */

.section {
  padding: 120px 0;
  scroll-margin-top: 84px;
}

.section-cream {
  background: var(--cream);
}

.section-dark {
  position: relative;
  background: var(--navy);
  color: var(--white);
  overflow: hidden;
}

.section-dark .container {
  position: relative;
  z-index: 1;
}

.section-placeholder {
  text-align: center;
  color: var(--text-body);
  font-family: var(--font-sans);
  font-size: 14px;
  letter-spacing: 1px;
  text-transform: uppercase;
  opacity: 0.4;
}

/* ==========================================================================
   Shared: section head (eyebrow + title + subtitle)
   ========================================================================== */

.section-head {
  max-width: 640px;
  margin-bottom: 56px;
}

.eyebrow-dark {
  color: var(--teal-dark);
}

.eyebrow-dark::before {
  background: var(--teal-dark);
}

.section-title {
  font-size: clamp(30px, 3.6vw, 42px);
  margin-bottom: 20px;
}

.section-subtitle {
  font-size: 17px;
  color: var(--text-body);
  max-width: 560px;
}

/* ==========================================================================
   Chi aiutiamo — direction cards
   ========================================================================== */

.direction-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.direction-card {
  background: var(--white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-card);
  padding: 40px;
  transition: transform var(--transition), box-shadow var(--transition);
}

.direction-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 40px -20px rgba(13, 32, 54, 0.18);
}

.direction-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: var(--teal);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.direction-icon svg {
  width: 20px;
  height: 20px;
}

.direction-tag {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--teal-dark);
  margin-bottom: 14px;
}

.direction-title {
  font-size: 22px;
  margin-bottom: 10px;
}

.direction-text {
  font-size: 15px;
  color: var(--text-body);
}

/* ==========================================================================
   Servizi — service cards
   ========================================================================== */

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  position: relative;
  background: var(--white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-card);
  padding: 32px 28px;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 40px -22px rgba(13, 32, 54, 0.18);
  border-color: transparent;
}

.service-index {
  position: absolute;
  top: 28px;
  right: 28px;
  font-family: var(--font-serif);
  font-size: 13px;
  color: var(--border-light);
}

.service-icon {
  width: 40px;
  height: 40px;
  color: var(--teal);
  margin-bottom: 22px;
}

.service-icon svg {
  width: 100%;
  height: 100%;
}

.service-title {
  font-size: 18px;
  margin-bottom: 10px;
  padding-right: 20px;
}

.service-text {
  font-size: 14.5px;
  color: var(--text-body);
}

/* ==========================================================================
   Settori / HVAC
   ========================================================================== */

.settori-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 64px;
  align-items: start;
}

.section-title-light {
  color: var(--white);
}

.section-subtitle-light {
  color: var(--text-light-body);
}

.tag-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.tag-pills li {
  list-style: none;
  padding: 10px 20px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-pill);
  font-size: 14px;
  color: var(--white);
  background: rgba(255, 255, 255, 0.03);
}

.settori-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.stat-box {
  background: var(--navy-panel);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-card);
  padding: 32px 28px;
}

.stat-box-wide {
  grid-column: 1 / -1;
}

.stat-value {
  font-family: var(--font-serif);
  font-size: 44px;
  color: var(--white);
  line-height: 1;
  margin-bottom: 14px;
}

.stat-label {
  font-size: 14.5px;
  color: var(--text-light-body);
  line-height: 1.5;
}

/* ==========================================================================
   Metodo
   ========================================================================== */

.method-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.method-card {
  background: var(--white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-card);
  padding: 32px 26px;
  transition: transform var(--transition), box-shadow var(--transition);
}

.method-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 40px -22px rgba(13, 32, 54, 0.18);
}

.method-number {
  display: block;
  font-family: var(--font-serif);
  font-size: 30px;
  color: var(--teal-light);
  margin-bottom: 22px;
}

.method-title {
  font-size: 19px;
  margin-bottom: 10px;
}

.method-text {
  font-size: 14.5px;
  color: var(--text-body);
}

/* ==========================================================================
   CTA finale
   ========================================================================== */

.cta-finale-section {
  text-align: center;
  padding: 140px 0;
}

.cta-finale-content {
  max-width: 640px;
  margin: 0 auto;
}

.cta-finale-title {
  font-size: clamp(30px, 4vw, 46px);
  color: var(--white);
  margin-bottom: 20px;
}

.cta-finale-title em {
  color: var(--teal-light);
  font-style: italic;
}

.cta-finale-subtitle {
  font-size: 17px;
  color: var(--text-light-body);
  max-width: 480px;
  margin: 0 auto 36px;
}

/* ==========================================================================
   Contatti
   ========================================================================== */

.contact-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 72px;
}

.contact-info-list {
  margin-top: 36px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-info-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.contact-info-label {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--teal-dark);
}

.contact-info-item a {
  font-size: 16px;
  color: var(--text-dark);
  transition: color var(--transition);
}

.contact-info-item a:hover {
  color: var(--teal);
}

.contact-info-item span:not(.contact-info-label) {
  font-size: 16px;
  color: var(--text-dark);
}

.contact-form {
  background: var(--cream);
  border-radius: var(--radius-card);
  padding: 40px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-honeypot {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
}

.form-row {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-row label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-dark);
}

.form-row input,
.form-row textarea {
  font-family: var(--font-sans);
  font-size: 15px;
  color: var(--text-dark);
  background: var(--white);
  border: 1px solid var(--border-light);
  border-radius: 8px;
  padding: 12px 14px;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-row input:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(21, 163, 148, 0.15);
}

.form-row textarea {
  resize: vertical;
  min-height: 110px;
}

.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 13.5px;
  color: var(--text-body);
  cursor: pointer;
  line-height: 1.5;
}

.form-checkbox input {
  margin-top: 3px;
  flex-shrink: 0;
  accent-color: var(--teal);
  width: 16px;
  height: 16px;
}

.form-submit {
  align-self: flex-start;
  border: none;
}

.form-submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.form-status {
  font-size: 14px;
  min-height: 20px;
}

.form-status.is-success {
  color: var(--teal-dark);
}

.form-status.is-error {
  color: #c0392b;
}

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

.site-footer {
  position: relative;
  background: var(--navy);
  color: var(--white);
  overflow: hidden;
}

.footer-lines {
  opacity: 0.35;
}

.footer-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.3fr 0.8fr 0.9fr;
  gap: 48px;
  padding: 88px 0 56px;
}

.footer-logo {
  height: 30px;
  width: auto;
  margin-bottom: 20px;
}

.footer-tagline {
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--text-light-body);
  max-width: 340px;
}

.footer-col {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.footer-col-title {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--teal-light);
  margin-bottom: 6px;
}

.footer-col a,
.footer-col span {
  font-size: 14.5px;
  color: var(--text-light-body);
  transition: color var(--transition);
  width: fit-content;
}

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

.footer-bottom {
  position: relative;
  z-index: 1;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-bottom-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  padding: 24px 0;
  font-size: 13px;
  color: var(--text-light-body);
}

.footer-region {
  letter-spacing: 1px;
  text-transform: uppercase;
  font-size: 12px;
  color: var(--teal-light);
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 900px) {
  .main-nav { display: none; }
  .nav-toggle { display: flex; }
  .header-actions .btn-primary { display: none; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .settori-grid { grid-template-columns: 1fr; gap: 48px; }
  .method-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; gap: 48px; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; margin-bottom: 12px; }
}

@media (max-width: 640px) {
  .direction-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .settori-stats { grid-template-columns: 1fr; }
  .method-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-bottom-inner { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 600px) {
  .container { padding: 0 20px; }
  .hero { padding: 100px 0 90px; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .section { padding: 72px 0; }
  .direction-card, .service-card { padding: 28px 24px; }
  .contact-form { padding: 28px 24px; }
}