/* ========================================
   SAFETY FIRE SERVICE - STYLES
   ========================================
   1. Custom Properties
   2. Reset & Base
   3. Typography
   4. Layout Utilities
   5. Skip Link
   6. Header & Navigation
   7. Hero Section
   8. Section Common
   9. Chi Siamo (About)
   10. Servizi (Services)
   11. Perche Sceglierci (Why)
   12. Contatti (Contact)
   13. Footer
   14. Animations
   15. Media Queries
   ======================================== */

/* ========================================
   1. CUSTOM PROPERTIES
   ======================================== */
:root {
  /* Colors - Primary: Navy Blue */
  --color-primary: #0b369c;
  --color-primary-dark: #082a7a;
  --color-primary-light: #1444b8;
  --color-primary-subtle: rgba(11, 54, 156, 0.07);

  /* Colors - Accent: Fire Red */
  --color-accent: #d02824;
  --color-accent-dark: #b02020;
  --color-accent-light: #e03530;
  --color-accent-subtle: rgba(208, 40, 36, 0.07);

  --color-dark: #141420;
  --color-dark-lighter: #1e1e30;

  --color-gray-900: #2A2A3A;
  --color-gray-700: #4A4A5A;
  --color-gray-600: #6B7280;
  --color-gray-400: #9CA3AF;
  --color-gray-200: #E5E7EB;
  --color-gray-100: #F3F4F6;
  --color-gray-50: #F9FAFB;
  --color-cream: #FAF8F5;
  --color-white: #FFFFFF;

  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-serif: 'DM Serif Display', Georgia, 'Times New Roman', serif;

  --fs-hero-title: clamp(2.75rem, 7vw, 5rem);
  --fs-hero-subtitle: clamp(1.05rem, 2vw, 1.3rem);
  --fs-section-title: clamp(1.75rem, 3.5vw, 2.75rem);
  --fs-card-title: clamp(1.1rem, 1.8vw, 1.3rem);
  --fs-body: clamp(0.925rem, 1.2vw, 1.05rem);
  --fs-small: 0.875rem;
  --fs-xs: 0.75rem;
  --lh-body: 1.7;
  --lh-heading: 1.12;

  /* Spacing */
  --section-py: clamp(5rem, 12vw, 8rem);
  --card-padding: clamp(1.5rem, 3vw, 2.25rem);
  --gap-xs: 0.5rem;
  --gap-sm: 1rem;
  --gap-md: 1.5rem;
  --gap-lg: 2.5rem;
  --gap-xl: 4rem;

  /* Layout */
  --container-max: 1200px;
  --container-px: clamp(1.5rem, 5vw, 2rem);
  --header-height: 72px;
  --border-radius: 12px;
  --border-radius-sm: 8px;
  --border-radius-lg: 20px;

  /* Shadows */
  --shadow-xs: 0 1px 2px rgba(0,0,0,0.04);
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.06), 0 2px 6px rgba(0,0,0,0.03);
  --shadow-lg: 0 12px 32px rgba(0,0,0,0.08), 0 4px 12px rgba(0,0,0,0.03);
  --shadow-xl: 0 20px 50px rgba(0,0,0,0.1);

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --duration-fast: 0.15s;
  --duration-normal: 0.3s;
  --duration-slow: 0.5s;
}

/* ========================================
   2. RESET & BASE
   ======================================== */
*, *::before, *::after {
  box-sizing: border-box;
}

body, h1, h2, h3, h4, h5, h6, p, ul, ol, figure, blockquote {
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
  -webkit-text-size-adjust: 100%;
  overflow-x: hidden;
}

body {
  width: 100%;
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  color: var(--color-gray-900);
  background-color: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

a {
  text-decoration: none;
  color: inherit;
  transition: color var(--duration-fast) ease;
}

ul {
  list-style: none;
}

address {
  font-style: normal;
}

button {
  font: inherit;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
  border-radius: 2px;
}

::selection {
  background-color: var(--color-primary);
  color: var(--color-white);
}

/* ========================================
   3. TYPOGRAPHY
   ======================================== */
h1, h2, h3, h4 {
  font-weight: 700;
  line-height: var(--lh-heading);
  color: var(--color-dark);
  letter-spacing: -0.02em;
}

p + p {
  margin-top: 1em;
}

strong {
  font-weight: 600;
}

/* ========================================
   4. LAYOUT UTILITIES
   ======================================== */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-px);
}

/* ========================================
   5. SKIP LINK
   ======================================== */
.skip-link {
  position: absolute;
  top: -100%;
  left: 50%;
  transform: translateX(-50%);
  padding: 0.75rem 1.5rem;
  background: var(--color-primary);
  color: var(--color-white);
  font-weight: 600;
  border-radius: 0 0 var(--border-radius-sm) var(--border-radius-sm);
  z-index: 10000;
  transition: top var(--duration-normal) var(--ease-out);
}

.skip-link:focus {
  top: 0;
}

/* ========================================
   6. HEADER & NAVIGATION
   ======================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  z-index: 1000;
  transition:
    background-color var(--duration-normal) ease,
    box-shadow var(--duration-normal) ease,
    backdrop-filter var(--duration-normal) ease;
}

.site-header--scrolled {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 rgba(0,0,0,0.06);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  z-index: 1001;
}

.nav__logo-icon {
  flex-shrink: 0;
  width: 48px;
  height: auto;
  filter: drop-shadow(0 1px 3px rgba(0,0,0,0.4));
  transition: filter var(--duration-normal) ease;
}

.site-header--scrolled .nav__logo-icon {
  filter: none;
}

.nav__logo-text-img {
  display: none;
  height: 20px;
  width: auto;
  max-width: 200px;
  object-fit: contain;
  filter: brightness(0) invert(1);
  transition: filter var(--duration-normal) ease;
}

.site-header--scrolled .nav__logo-text-img {
  filter: none;
}

@media (min-width: 480px) {
  .nav__logo-text-img {
    display: block;
  }
}

/* Hamburger */
.nav__toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  z-index: 1001;
}

.nav__toggle-bar {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-white);
  border-radius: 2px;
  transition:
    transform var(--duration-normal) var(--ease-out),
    opacity var(--duration-fast) ease,
    background-color var(--duration-normal) ease;
}

.site-header--scrolled .nav__toggle-bar {
  background: var(--color-dark);
}

.nav__toggle--active .nav__toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav__toggle--active .nav__toggle-bar:nth-child(2) {
  opacity: 0;
}

.nav__toggle--active .nav__toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile menu */
.nav__menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: min(85vw, 400px);
  height: 100vh;
  height: 100dvh;
  background: var(--color-white);
  padding: calc(var(--header-height) + 2rem) var(--container-px) 2rem;
  display: flex;
  flex-direction: column;
  gap: 0;
  transition: right var(--duration-slow) var(--ease-out);
  box-shadow: var(--shadow-xl);
  z-index: 1000;
}

.nav__menu--open {
  right: 0;
}

.nav__link {
  display: block;
  padding: 1rem 0;
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--color-gray-900);
  border-bottom: 1px solid var(--color-gray-100);
  transition: color var(--duration-fast) ease, padding-left var(--duration-normal) var(--ease-out);
}

.nav__link:hover {
  color: var(--color-primary);
  padding-left: 0.5rem;
}

.nav__link--active {
  color: var(--color-primary);
}

.nav__link--cta {
  margin-top: 1rem;
  padding: 0.75rem 1.5rem;
  background: var(--color-accent);
  color: var(--color-white) !important;
  border-radius: var(--border-radius-sm);
  text-align: center;
  font-weight: 600;
  border-bottom: none;
  transition: background var(--duration-fast) ease, transform var(--duration-fast) ease;
}

.nav__link--cta:hover {
  background: var(--color-accent-dark);
  padding-left: 1.5rem;
  transform: translateY(-1px);
}

/* Mobile menu overlay */
.nav__menu::before {
  content: '';
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  opacity: 0;
  transition: opacity var(--duration-normal) ease;
  pointer-events: none;
  z-index: -1;
}

.nav__menu--open::before {
  opacity: 1;
  pointer-events: auto;
}

/* ========================================
   7. HERO SECTION
   ======================================== */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(208, 40, 36, 0.10) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 20%, rgba(11, 54, 156, 0.08) 0%, transparent 50%),
    linear-gradient(160deg, #0e0e1a 0%, var(--color-dark) 30%, var(--color-dark-lighter) 60%, var(--color-dark) 100%);
  z-index: 0;
}

.hero__bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.015) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.015) 1px, transparent 1px);
  background-size: 80px 80px;
}

.hero__bg::after {
  content: '';
  position: absolute;
  top: -20%;
  right: -10%;
  width: 60%;
  height: 80%;
  background: radial-gradient(circle, rgba(11, 54, 156, 0.08) 0%, transparent 70%);
  border-radius: 50%;
  filter: blur(80px);
}

.hero__content {
  position: relative;
  z-index: 1;
  display: grid;
  align-items: center;
  padding: calc(var(--header-height) + 2rem) 0 4rem;
  max-width: 1200px;
}

.hero__text {
  text-align: center;
}

.hero__badge {
  display: inline-block;
  padding: 0.5rem 1.25rem;
  background: rgba(11, 54, 156, 0.15);
  border: 1px solid rgba(11, 54, 156, 0.25);
  border-radius: 100px;
  color: rgba(255, 255, 255, 0.8);
  font-size: var(--fs-small);
  font-weight: 500;
  letter-spacing: 0.04em;
  margin-bottom: 2rem;
  backdrop-filter: blur(10px);
  animation: fadeUp 0.8s var(--ease-out) 0.2s both;
}

.hero__title {
  font-family: var(--font-serif);
  font-size: var(--fs-hero-title);
  font-weight: 400;
  color: var(--color-white);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
  animation: fadeUp 0.8s var(--ease-out) 0.4s both;
}

.hero__subtitle {
  font-size: var(--fs-hero-subtitle);
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.65;
  max-width: 560px;
  margin: 0 auto 2.5rem;
  font-weight: 400;
  animation: fadeUp 0.8s var(--ease-out) 0.6s both;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--gap-sm);
  justify-content: center;
  animation: fadeUp 0.8s var(--ease-out) 0.8s both;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.75rem;
  font-size: var(--fs-body);
  font-weight: 600;
  border-radius: var(--border-radius-sm);
  transition:
    background var(--duration-fast) ease,
    color var(--duration-fast) ease,
    transform var(--duration-fast) ease,
    box-shadow var(--duration-fast) ease;
  cursor: pointer;
  white-space: nowrap;
}

.btn--primary {
  background: var(--color-accent);
  color: var(--color-white);
  box-shadow: 0 4px 20px rgba(208, 40, 36, 0.25);
}

.btn--primary:hover {
  background: var(--color-accent-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(208, 40, 36, 0.35);
}

.btn--outline {
  background: transparent;
  color: var(--color-white);
  border: 1.5px solid rgba(255, 255, 255, 0.25);
}

.btn--outline:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.45);
  transform: translateY(-2px);
}

/* Hero visual — mobile: positioned behind text as subtle bg */
.hero__visual {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 280px;
  opacity: 0.15;
  pointer-events: none;
  z-index: 0;
}

.hero__text {
  position: relative;
  z-index: 1;
}

/* Scroll indicator */
.hero__scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
}

.hero__scroll-line {
  width: 1px;
  height: 60px;
  background: linear-gradient(to bottom, rgba(255,255,255,0.4), transparent);
  position: relative;
}

.hero__scroll-line::before {
  content: '';
  position: absolute;
  top: 0;
  left: -2px;
  width: 5px;
  height: 12px;
  background: var(--color-accent);
  border-radius: 3px;
  animation: scrollDown 2.5s var(--ease-in-out) infinite;
}

@keyframes scrollDown {
  0% { top: 0; opacity: 1; }
  80% { top: 48px; opacity: 0; }
  100% { top: 0; opacity: 0; }
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ========================================
   8. SECTION COMMON
   ======================================== */
.section {
  padding: var(--section-py) 0;
}

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

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

.section--dark {
  background: linear-gradient(170deg, var(--color-dark) 0%, var(--color-dark-lighter) 100%);
}

.section__header {
  text-align: center;
  margin-bottom: clamp(2.5rem, 6vw, 4.5rem);
}

.section__label {
  display: inline-block;
  font-size: var(--fs-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
}

.section__label--light {
  color: rgba(255, 255, 255, 0.6);
}

.section__title {
  font-family: var(--font-serif);
  font-size: var(--fs-section-title);
  font-weight: 400;
  margin-bottom: 1rem;
}

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

.section__divider {
  width: 40px;
  height: 3px;
  background: var(--color-primary);
  margin: 0 auto;
  border-radius: 3px;
}

/* ========================================
   9. CHI SIAMO (ABOUT)
   ======================================== */
.about {
  display: grid;
  gap: var(--gap-xl);
  align-items: start;
}

.about__text {
  max-width: 640px;
}

.about__lead {
  font-size: clamp(1.05rem, 1.5vw, 1.15rem);
  line-height: 1.8;
  color: var(--color-gray-700);
}

.about__text p {
  color: var(--color-gray-600);
}

.about__sectors {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(0, 0, 0, 0.08);
}

.about__sectors-label {
  display: block;
  font-size: var(--fs-small);
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: 0.4rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.about__sectors-list {
  font-size: var(--fs-small);
  color: var(--color-gray-600);
  line-height: 1.7;
}

.about__stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--gap-md);
}

.stat-card {
  padding: var(--card-padding);
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--border-radius);
  transition:
    box-shadow var(--duration-normal) var(--ease-out),
    transform var(--duration-normal) var(--ease-out),
    border-color var(--duration-normal) ease;
}

.stat-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  border-color: rgba(11, 54, 156, 0.2);
}

.stat-card__icon {
  width: 36px;
  height: 36px;
  margin-bottom: 1rem;
  transition: transform var(--duration-normal) var(--ease-out);
}

.stat-card:hover .stat-card__icon {
  transform: scale(1.1);
}

.stat-card__icon svg {
  width: 100%;
  height: 100%;
  color: var(--color-primary);
}

.stat-card__value {
  display: block;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-dark);
  line-height: 1.2;
}

.stat-card__label {
  display: block;
  font-size: var(--fs-small);
  color: var(--color-gray-600);
  margin-top: 0.25rem;
}

/* ========================================
   10. SERVIZI (SERVICES)
   ======================================== */
.services-grid {
  display: grid;
  gap: var(--gap-md);
}

.service-card {
  position: relative;
  background: var(--color-white);
  border-radius: var(--border-radius);
  padding: var(--card-padding);
  border: 1px solid rgba(0, 0, 0, 0.06);
  transition:
    box-shadow var(--duration-normal) var(--ease-out),
    transform var(--duration-normal) var(--ease-out);
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: var(--color-primary);
  transform: scaleY(0);
  transform-origin: bottom;
  transition: transform var(--duration-slow) var(--ease-out);
}

.service-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.service-card:hover::before {
  transform: scaleY(1);
}

.service-card__icon-wrap {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-subtle);
  border-radius: var(--border-radius-sm);
  margin-bottom: 1.25rem;
  transition: box-shadow var(--duration-normal) var(--ease-out), transform var(--duration-normal) var(--ease-out);
}

.service-card:hover .service-card__icon-wrap {
  box-shadow: 0 4px 16px rgba(11, 54, 156, 0.15);
  transform: scale(1.05);
}

.service-card__icon-wrap svg {
  width: 24px;
  height: 24px;
  color: var(--color-primary);
}

.service-card__number {
  position: absolute;
  top: 1.25rem;
  right: 1.5rem;
  font-size: 3rem;
  font-weight: 800;
  color: rgba(0, 0, 0, 0.03);
  line-height: 1;
  letter-spacing: -0.05em;
  pointer-events: none;
  user-select: none;
  transition: color var(--duration-normal) ease;
}

.service-card:hover .service-card__number {
  color: rgba(11, 54, 156, 0.06);
}

.service-card__title {
  font-size: var(--fs-card-title);
  margin-bottom: 1rem;
  color: var(--color-dark);
}

.service-card__desc {
  font-size: var(--fs-small);
  color: var(--color-gray-600);
  line-height: 1.6;
  margin-bottom: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.service-card__list {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.service-card__list li {
  position: relative;
  padding-left: 1.25rem;
  font-size: var(--fs-small);
  color: var(--color-gray-600);
  line-height: 1.65;
  overflow-wrap: anywhere;
}

.service-card__list li::before {
  content: '';
  position: absolute;
  top: 0.55em;
  left: 0;
  width: 5px;
  height: 5px;
  background: var(--color-primary);
  border-radius: 50%;
  opacity: 0.5;
}

/* ========================================
   11. PERCHE SCEGLIERCI (WHY)
   ======================================== */
.reasons {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: 800px;
  margin: 0 auto;
}

.reason-row {
  display: flex;
  align-items: flex-start;
  gap: clamp(1.25rem, 3vw, 2.5rem);
  padding: clamp(1.5rem, 3vw, 2.5rem) 0;
  border-bottom: 1px solid var(--color-gray-200);
  transition: transform var(--duration-normal) var(--ease-out);
}

.reason-row:first-child {
  border-top: 1px solid var(--color-gray-200);
}

.reason-row:hover {
  transform: translateX(6px);
}

.reason-row__number {
  flex-shrink: 0;
  font-family: var(--font-serif);
  font-size: clamp(2.25rem, 4vw, 3.5rem);
  font-weight: 400;
  line-height: 1;
  color: var(--color-primary);
  opacity: 0.3;
  transition: opacity var(--duration-normal) ease;
  min-width: 2.5ch;
}

.reason-row:hover .reason-row__number {
  opacity: 0.6;
}

.reason-row__title {
  font-size: var(--fs-card-title);
  margin-bottom: 0.5rem;
  color: var(--color-dark);
}

.reason-row__text {
  color: var(--color-gray-600);
  font-size: var(--fs-small);
  line-height: 1.8;
}

/* ========================================
   12. CONTATTI (CONTACT)
   ======================================== */
.contact {
  display: grid;
  gap: var(--gap-xl);
}

.contact__title {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 400;
  color: var(--color-white);
  line-height: var(--lh-heading);
  margin-bottom: 1rem;
}

.contact__text {
  color: rgba(255, 255, 255, 0.65);
  font-size: var(--fs-body);
  line-height: 1.75;
  max-width: 400px;
}

.contact__cta-badge {
  display: inline-block;
  margin-top: 1.25rem;
  padding: 0.6rem 1.4rem;
  font-size: var(--fs-small);
  font-weight: 600;
  color: #fff;
  background: var(--color-accent);
  border-radius: 2rem;
  letter-spacing: 0.02em;
}

.contact__right {
  display: flex;
  flex-direction: column;
  gap: var(--gap-md);
}

.contact__block {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding: 1.5rem;
  border-radius: var(--border-radius);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  transition:
    background var(--duration-normal) ease,
    border-color var(--duration-normal) ease,
    transform var(--duration-normal) var(--ease-out);
  cursor: pointer;
}

.contact__block:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(208, 40, 36, 0.4);
  transform: translateX(4px);
}

.contact__block-icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  padding: 10px;
  background: rgba(208, 40, 36, 0.2);
  border-radius: 50%;
  color: var(--color-accent-light);
}

.contact__block-label {
  display: block;
  font-size: var(--fs-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.55);
  margin-bottom: 0.15rem;
}

.contact__block-value {
  display: block;
  font-size: clamp(1rem, 1.5vw, 1.15rem);
  font-weight: 600;
  color: var(--color-white);
  letter-spacing: -0.01em;
  overflow-wrap: anywhere;
}

.contact__addresses {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap-md);
  padding-top: var(--gap-sm);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.contact__address h3 {
  font-size: var(--fs-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.55);
  margin-bottom: 0.5rem;
}

.contact__address address {
  color: rgba(255, 255, 255, 0.75);
  font-size: var(--fs-small);
  line-height: 1.6;
}

/* ========================================
   13. FOOTER
   ======================================== */
.footer {
  background: #0c0c18;
  padding: 3.5rem 0 0;
  color: rgba(255, 255, 255, 0.6);
}

.footer__grid {
  display: grid;
  gap: var(--gap-lg);
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.footer__logo {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.footer__logo img {
  flex-shrink: 0;
  width: 36px;
  height: auto;
}

.footer__logo span {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-white);
}

.footer__description {
  font-size: var(--fs-small);
  line-height: 1.7;
  max-width: 320px;
}

.footer__links h4,
.footer__contact h4 {
  font-size: var(--fs-xs);
  font-weight: 600;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 1.25rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.footer__links ul {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer__links a {
  font-size: var(--fs-small);
  transition: color var(--duration-fast) ease, padding-left var(--duration-normal) var(--ease-out);
}

.footer__links a:hover {
  color: var(--color-white);
  padding-left: 0.25rem;
}

.footer__contact address {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  font-size: var(--fs-small);
}

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

.footer__bottom {
  padding: 1.5rem 0;
  text-align: center;
  font-size: var(--fs-xs);
  color: rgba(255, 255, 255, 0.45);
}

/* ========================================
   14. ANIMATIONS
   ======================================== */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 0.7s var(--ease-out),
    transform 0.7s var(--ease-out);
}

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

.reveal:nth-child(2) { transition-delay: 0.08s; }
.reveal:nth-child(3) { transition-delay: 0.16s; }
.reveal:nth-child(4) { transition-delay: 0.24s; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }

  html {
    scroll-behavior: auto;
  }
}

/* ========================================
   15. MEDIA QUERIES
   ======================================== */

/* --- sm: 640px --- */
@media (min-width: 640px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

/* --- md: 768px --- */
@media (min-width: 768px) {
  .about {
    grid-template-columns: 1fr 1fr;
  }

  .contact {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }

  .footer__grid {
    grid-template-columns: 1.5fr 1fr 1fr;
  }
}

/* --- lg: 1024px --- */
@media (min-width: 1024px) {
  :root {
    --header-height: 80px;
  }

  /* Desktop navigation */
  .nav__toggle {
    display: none;
  }

  .nav__menu {
    position: static;
    width: auto;
    height: auto;
    background: transparent;
    padding: 0;
    flex-direction: row;
    align-items: center;
    gap: 0;
    box-shadow: none;
  }

  .nav__menu::before {
    display: none;
  }

  .nav__link {
    padding: 0.5rem 1rem;
    font-size: var(--fs-small);
    color: rgba(255, 255, 255, 0.7);
    border-bottom: none;
    position: relative;
  }

  .nav__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 1rem;
    right: 1rem;
    height: 2px;
    background: var(--color-primary);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform var(--duration-normal) var(--ease-out);
  }

  .nav__link:hover::after,
  .nav__link--active::after {
    transform: scaleX(1);
    transform-origin: left;
  }

  .site-header--scrolled .nav__link {
    color: var(--color-gray-700);
  }

  .nav__link:hover,
  .nav__link--active {
    color: var(--color-white);
    padding-left: 1rem;
  }

  .site-header--scrolled .nav__link:hover,
  .site-header--scrolled .nav__link--active {
    color: var(--color-primary);
  }

  .nav__link--cta {
    margin-top: 0;
    margin-left: 0.5rem;
    padding: 0.6rem 1.25rem;
    font-size: var(--fs-small);
    color: var(--color-white) !important;
  }

  .nav__link--cta::after {
    display: none;
  }

  .nav__link--cta:hover {
    padding-left: 1.25rem;
  }

  .about__stats {
    gap: var(--gap-sm);
  }

  /* Hero two-column layout */
  .hero__content {
    grid-template-columns: 1fr 1fr;
    gap: var(--gap-lg);
    text-align: left;
  }

  .hero__text {
    text-align: left;
  }

  .hero__subtitle {
    margin: 0 0 2.5rem 0;
  }

  .hero__actions {
    justify-content: flex-start;
  }

  .hero__visual {
    position: static;
    transform: none;
    width: auto;
    opacity: 1;
    pointer-events: auto;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeUp 1s var(--ease-out) 1s both;
  }

  .hero__illustration {
    width: 100%;
    max-width: 380px;
    height: auto;
    animation: heroFloat 6s ease-in-out infinite;
  }

  @keyframes heroFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-12px); }
  }
}

/* --- xl: 1280px --- */
@media (min-width: 1280px) {
  .hero__content {
    max-width: 1100px;
  }
}