@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600;800&family=Roboto+Mono:wght@400;700&display=swap');

/* Reset & Variables */
:root {
  --concrete-grey: #6B7280;
  --concrete-dark: #374151;
  --concrete-light: #F3F4F6;
  --concrete-medium: #D1D5DB;
  --iron-black: #111827;
  --rust-orange: #EA580C;
  --rust-dark: #C2410C;
  --white: #FFFFFF;
  
  --font-sans: 'Inter', sans-serif;
  --font-mono: 'Roboto Mono', monospace;
  
  --brutalist-border: 4px solid var(--iron-black);
  --brutalist-shadow: 6px 6px 0px var(--iron-black);
  --brutalist-shadow-orange: 6px 6px 0px var(--rust-orange);
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--concrete-light);
  color: var(--iron-black);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-mono);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: -0.03em;
  color: var(--iron-black);
  line-height: 1.1;
}

h1 {
  font-size: clamp(2.5rem, 6vw, 5rem);
  border-bottom: var(--brutalist-border);
  padding-bottom: 1rem;
  margin-bottom: 1.5rem;
}

h2 {
  font-size: clamp(1.8rem, 4vw, 3rem);
  margin-bottom: 1.5rem;
  position: relative;
  display: inline-block;
}

h2::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 60px;
  height: 4px;
  background-color: var(--rust-orange);
}

h3 {
  font-size: clamp(1.3rem, 2.5vw, 1.8rem);
  margin-bottom: 1rem;
}

p {
  margin-bottom: 1.2rem;
  font-size: 1.05rem;
  color: var(--concrete-dark);
}

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

/* Base Layout Elements */
.container {
  width: 100%;
  max-width: 1300px;
  margin: 0 auto;
  padding: 0 2rem;
}

section {
  padding: 6rem 0;
  border-bottom: var(--brutalist-border);
}

/* Header & Navigation */
header {
  background-color: var(--white);
  border-bottom: var(--brutalist-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 2rem;
  max-width: 1300px;
  margin: 0 auto;
}

.logo {
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: 1.8rem;
  text-transform: uppercase;
  color: var(--iron-black);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo span {
  background-color: var(--rust-orange);
  color: var(--white);
  padding: 0.2rem 0.6rem;
  border: var(--brutalist-border);
  box-shadow: 2px 2px 0px var(--iron-black);
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  font-family: var(--font-mono);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.95rem;
  padding: 0.4rem 0.8rem;
  border: 2px solid transparent;
  transition: var(--transition-fast);
}

.nav-links a:hover,
.nav-links a.active {
  border: 2px solid var(--iron-black);
  background-color: var(--concrete-medium);
}

.nav-links a.active {
  background-color: var(--rust-orange);
  color: var(--white);
}

/* Hamburger Menu */
.hamburger {
  display: none;
  background: none;
  border: var(--brutalist-border);
  padding: 0.5rem;
  cursor: pointer;
}

.hamburger span {
  display: block;
  width: 25px;
  height: 3px;
  background-color: var(--iron-black);
  margin: 4px 0;
  transition: 0.3s;
}

/* Mobile Navigation */
@media (max-width: 768px) {
  .hamburger {
    display: block;
  }
  
  .nav-links {
    position: fixed;
    top: 79px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 79px);
    background-color: var(--white);
    flex-direction: column;
    align-items: center;
    padding: 3rem 0;
    gap: 2.5rem;
    transition: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    border-top: var(--brutalist-border);
    z-index: 99;
  }
  
  .nav-links.active {
    left: 0;
  }
  
  .hamburger.active span:nth-child(1) {
    transform: rotate(-45deg) translate(-5px, 6px);
  }
  .hamburger.active span:nth-child(2) {
    opacity: 0;
  }
  .hamburger.active span:nth-child(3) {
    transform: rotate(45deg) translate(-5px, -6px);
  }
}

/* Brutalist Button System */
.btn {
  display: inline-block;
  font-family: var(--font-mono);
  font-weight: 700;
  text-transform: uppercase;
  padding: 1rem 2rem;
  background-color: var(--rust-orange);
  color: var(--white);
  border: var(--brutalist-border);
  box-shadow: var(--brutalist-shadow);
  cursor: pointer;
  transition: transform 0.1s, box-shadow 0.1s;
  text-align: center;
}

.btn:hover {
  transform: translate(-3px, -3px);
  box-shadow: 9px 9px 0px var(--iron-black);
}

.btn:active {
  transform: translate(2px, 2px);
  box-shadow: 4px 4px 0px var(--iron-black);
}

.btn-secondary {
  background-color: var(--white);
  color: var(--iron-black);
}

.btn-secondary:hover {
  background-color: var(--concrete-medium);
}

/* Concrete Heavy Panel Card Component */
.panel {
  background-color: var(--white);
  border: var(--brutalist-border);
  box-shadow: var(--brutalist-shadow);
  padding: 2.5rem;
  margin-bottom: 2rem;
  position: relative;
  overflow: hidden;
}

.panel::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 6px;
  background-color: var(--rust-orange);
}

.panel-dark {
  background-color: var(--iron-black);
  color: var(--white);
}

.panel-dark p {
  color: var(--concrete-medium);
}

.panel-dark h1, 
.panel-dark h2, 
.panel-dark h3 {
  color: var(--white);
}

/* Rusty Accents */
.rust-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--white);
  background-color: var(--rust-dark);
  padding: 0.2rem 0.6rem;
  text-transform: uppercase;
  border: 2px solid var(--iron-black);
  margin-bottom: 1rem;
}

/* Footer style */
footer {
  background-color: var(--iron-black);
  color: var(--white);
  border-top: var(--brutalist-border);
  padding: 5rem 0 2rem 0;
  font-family: var(--font-mono);
}

footer a {
  color: var(--concrete-medium);
}

footer a:hover {
  color: var(--rust-orange);
  text-decoration: underline;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 3rem;
  margin-bottom: 4rem;
}

.footer-col h3 {
  color: var(--white);
  margin-bottom: 1.5rem;
  border-bottom: 2px solid var(--concrete-dark);
  padding-bottom: 0.5rem;
}

.footer-col ul {
  list-style: none;
}

.footer-col ul li {
  margin-bottom: 0.8rem;
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid var(--concrete-dark);
  color: var(--concrete-grey);
  font-size: 0.85rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-bottom-links {
  display: flex;
  gap: 1.5rem;
}

/* Home Page Specific Elements */
.hero {
  background-color: var(--concrete-medium);
  background-image: 
    linear-gradient(45deg, rgba(17, 24, 39, 0.9) 0%, rgba(107, 114, 128, 0.7) 100%),
    radial-gradient(circle at 20% 30%, #EA580C 0%, transparent 40%);
  color: var(--white);
  padding: 8rem 0;
  border-bottom: var(--brutalist-border);
  text-shadow: 2px 2px 0px rgba(0,0,0,0.5);
}

.hero h1 {
  border-bottom: none;
  color: var(--white);
}

.hero-subtitle {
  font-family: var(--font-mono);
  font-size: clamp(1.1rem, 2vw, 1.5rem);
  margin-bottom: 2.5rem;
  color: var(--concrete-light);
  max-width: 700px;
}

.grid-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2.5rem;
}

.feature-card {
  background: var(--white);
  border: var(--brutalist-border);
  box-shadow: var(--brutalist-shadow);
  padding: 2.5rem;
  transition: transform 0.2s;
}

.feature-card:hover {
  transform: translate(-5px, -5px);
  box-shadow: 11px 11px 0px var(--rust-orange);
}

.feature-num {
  font-family: var(--font-mono);
  font-size: 3rem;
  font-weight: 800;
  color: var(--concrete-medium);
  line-height: 1;
  margin-bottom: 1rem;
  border-bottom: 2px solid var(--iron-black);
  display: inline-block;
  width: 100%;
}

/* About Page Specific Elements */
.about-hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

@media (max-width: 900px) {
  .about-hero-grid {
    grid-template-columns: 1fr;
  }
}

.concrete-texture-block {
  background-color: var(--concrete-medium);
  border: var(--brutalist-border);
  box-shadow: var(--brutalist-shadow-orange);
  padding: 3rem;
  font-family: var(--font-mono);
  position: relative;
  min-height: 350px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.concrete-texture-block::after {
  content: 'SPEC-FOUNDRY: 4000-PSI';
  position: absolute;
  bottom: 1rem;
  right: 1rem;
  font-size: 0.75rem;
  color: var(--concrete-dark);
  letter-spacing: 2px;
}

/* Products/Collections Page Elements */
.catalog-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin-bottom: 3rem;
  border-bottom: var(--brutalist-border);
  padding-bottom: 1.5rem;
}

.filter-group {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.filter-btn {
  font-family: var(--font-mono);
  font-weight: 700;
  text-transform: uppercase;
  background-color: var(--white);
  border: 3px solid var(--iron-black);
  padding: 0.6rem 1.2rem;
  cursor: pointer;
  transition: var(--transition-fast);
}

.filter-btn:hover,
.filter-btn.active {
  background-color: var(--iron-black);
  color: var(--white);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 2.5rem;
}

.product-card {
  background: var(--white);
  border: var(--brutalist-border);
  box-shadow: var(--brutalist-shadow);
  display: flex;
  flex-direction: column;
  height: 100%;
  transition: var(--transition-fast);
}

.product-card:hover {
  transform: translateY(-5px);
  box-shadow: 10px 10px 0px var(--rust-orange);
}

.product-img-placeholder {
  height: 250px;
  background-color: var(--concrete-medium);
  border-bottom: var(--brutalist-border);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--concrete-dark);
  font-family: var(--font-mono);
  font-weight: bold;
  overflow: hidden;
}

.product-img-placeholder::before {
  content: '';
  position: absolute;
  width: 150%;
  height: 150%;
  background: repeating-linear-gradient(45deg, rgba(0,0,0,0.02), rgba(0,0,0,0.02) 10px, rgba(0,0,0,0.05) 10px, rgba(0,0,0,0.05) 20px);
}

.product-info {
  padding: 1.5rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.product-title {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.product-price {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--rust-orange);
  margin-top: 1rem;
}

.product-meta {
  font-size: 0.85rem;
  color: var(--concrete-grey);
  font-family: var(--font-mono);
  margin-bottom: 0.5rem;
}

/* Contact Page Form with Floating Labels & Custom Map */
.contact-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 4rem;
}

@media (max-width: 900px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

.booking-form {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

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

.form-input {
  width: 100%;
  padding: 1.2rem 1rem 0.5rem 1rem;
  border: var(--brutalist-border);
  background-color: var(--white);
  font-family: var(--font-sans);
  font-size: 1rem;
  color: var(--iron-black);
  outline: none;
}

.form-label {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.9rem;
  color: var(--concrete-dark);
  pointer-events: none;
  transition: 0.2s ease all;
}

.form-input:focus ~ .form-label,
.form-input:not(:placeholder-shown) ~ .form-label {
  top: 15px;
  font-size: 0.75rem;
  color: var(--rust-orange);
}

.form-group textarea.form-input {
  height: 150px;
  resize: vertical;
  padding-top: 1.5rem;
}

.form-group textarea.form-input ~ .form-label {
  top: 1.5rem;
  transform: none;
}

.form-group textarea.form-input:focus ~ .form-label,
.form-group textarea.form-input:not(:placeholder-shown) ~ .form-label {
  top: 6px;
}

.map-container {
  border: var(--brutalist-border);
  box-shadow: var(--brutalist-shadow);
  height: 100%;
  min-height: 400px;
  background-color: var(--concrete-medium);
  position: relative;
  overflow: hidden;
}

.map-technical-lines {
  position: absolute;
  width: 100%;
  height: 100%;
  background-image: 
    linear-gradient(to right, rgba(17, 24, 39, 0.1) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(17, 24, 39, 0.1) 1px, transparent 1px);
  background-size: 20px 20px;
}

.map-core {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 80%;
  height: 80%;
  border: 2px dashed var(--iron-black);
  display: flex;
  align-items: center;
  justify-content: center;
}

.map-marker {
  width: 20px;
  height: 20px;
  background-color: var(--rust-orange);
  border: 3px solid var(--iron-black);
  position: absolute;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.3); opacity: 0.8; }
  100% { transform: scale(1); opacity: 1; }
}

.map-info-box {
  position: absolute;
  bottom: 2rem;
  left: 2rem;
  right: 2rem;
  background-color: var(--white);
  border: var(--brutalist-border);
  padding: 1.5rem;
  font-family: var(--font-mono);
}

/* GDPR Cookie Consent Banner */
.cookie-banner {
  position: fixed;
  bottom: 2rem;
  left: 2rem;
  right: 2rem;
  background-color: var(--white);
  border: var(--brutalist-border);
  box-shadow: 10px 10px 0px var(--iron-black);
  z-index: 1000;
  padding: 2rem;
  display: none;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  animation: slideUp 0.5s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@media (max-width: 768px) {
  .cookie-banner {
    flex-direction: column;
    bottom: 0;
    left: 0;
    right: 0;
    border-left: none;
    border-right: none;
    border-bottom: none;
    box-shadow: none;
  }
}

.cookie-content {
  flex-grow: 1;
}

.cookie-content h3 {
  margin-bottom: 0.5rem;
  font-size: 1.2rem;
  color: var(--iron-black);
}

.cookie-buttons {
  display: flex;
  gap: 1rem;
  flex-shrink: 0;
}

@keyframes slideUp {
  from { transform: translateY(100%) translateY(2rem); }
  to { transform: translateY(0); }
}

/* Scroll reveal helper classes */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* Testimonials / Recensioni */
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2.5rem;
}

.testimonial-card {
  background: var(--white);
  border: var(--brutalist-border);
  padding: 2.5rem;
  position: relative;
}

.testimonial-quote {
  font-style: italic;
  margin-bottom: 1.5rem;
  font-size: 1.1rem;
}

.testimonial-author {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--rust-orange);
}

.testimonial-project {
  font-size: 0.85rem;
  color: var(--concrete-grey);
}