/* ============================================================
   INTERMETALS — Design System & Styles
   Minimalismo Puro / Dark Mode / Mobile-First
   ============================================================ */

/* --- Fonts (self-hosted, variable) -------------------------- */
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url('../fonts/inter-latin-var.woff2') format('woff2');
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

img, picture, video, svg {
  display: block;
  max-width: 100%;
  height: auto;
}

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

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

ul, ol {
  list-style: none;
}

/* --- Design Tokens ------------------------------------------ */
:root {
  /* Colors */
  --bg-primary:    #0A0A0B;
  --bg-surface:    #141416;
  --bg-elevated:   #1A1A1E;
  --text-primary:  #FAFAFA;
  --text-secondary:#8B8B8D;
  --text-tertiary: #828288;
  --accent:        #4A9D6E;
  --accent-hover:  #3B8259;
  --accent-subtle: rgba(74, 157, 110, 0.12);
  --border:        #1E1E22;
  --border-light:  #2A2A2E;
  --success:       #5EAD7A;
  --overlay:       rgba(10, 10, 11, 0.85);

  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --fs-display:  clamp(2.5rem, 5vw, 4.5rem);
  --fs-h2:       clamp(1.75rem, 3vw, 2.75rem);
  --fs-h3:       clamp(1.25rem, 2vw, 1.5rem);
  --fs-h4:       clamp(1.05rem, 1.5vw, 1.2rem);
  --fs-body:     clamp(0.95rem, 1.2vw, 1.125rem);
  --fs-small:    0.875rem;
  --fs-caption:  0.75rem;

  --fw-regular:  400;
  --fw-medium:   500;
  --fw-semibold: 600;
  --fw-bold:     700;

  --lh-tight:    1.15;
  --lh-snug:     1.3;
  --lh-normal:   1.6;
  --lh-relaxed:  1.75;

  --ls-tight:   -0.025em;
  --ls-normal:   0;
  --ls-wide:     0.05em;
  --ls-wider:    0.1em;

  /* Spacing */
  --space-xs:   0.5rem;
  --space-sm:   0.75rem;
  --space-md:   1rem;
  --space-lg:   1.5rem;
  --space-xl:   2rem;
  --space-2xl:  3rem;
  --space-3xl:  4rem;
  --space-4xl:  6rem;
  --space-5xl:  8rem;

  /* Layout */
  --container-max: 1200px;
  --container-pad: 1.25rem;
  --section-pad:   clamp(4rem, 8vw, 7rem);

  /* Radius */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  /* Shadows */
  --shadow-sm:  0 1px 2px rgba(0,0,0,0.4);
  --shadow-md:  0 4px 12px rgba(0,0,0,0.5);
  --shadow-lg:  0 8px 32px rgba(0,0,0,0.6);
  --shadow-glow: 0 0 20px rgba(74,157,110,0.15);

  /* Transitions */
  --ease-out:   cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
  --dur-fast:   150ms;
  --dur-normal: 250ms;
  --dur-slow:   400ms;

  /* Z-index */
  --z-header:  100;
  --z-overlay: 200;
  --z-modal:   300;
}

/* --- Base --------------------------------------------------- */
body {
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  font-weight: var(--fw-regular);
  line-height: var(--lh-normal);
  color: var(--text-primary);
  background-color: var(--bg-primary);
  overflow-x: hidden;
}

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

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

/* Skip link */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-md);
  padding: var(--space-sm) var(--space-md);
  background: var(--accent);
  color: var(--text-primary);
  border-radius: var(--radius-sm);
  font-weight: var(--fw-semibold);
  font-size: var(--fs-small);
  z-index: var(--z-modal);
  transition: top var(--dur-fast) var(--ease-out);
}
.skip-link:focus {
  top: var(--space-md);
}

/* --- Layout ------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.section {
  padding-block: var(--section-pad);
}

.section-header {
  margin-bottom: var(--space-3xl);
  max-width: 680px;
}

.section-label {
  display: inline-block;
  font-size: var(--fs-caption);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--space-md);
}

.section-title {
  font-size: var(--fs-h2);
  font-weight: var(--fw-bold);
  line-height: var(--lh-tight);
  letter-spacing: var(--ls-tight);
  color: var(--text-primary);
  margin-bottom: var(--space-md);
}

.section-desc {
  font-size: var(--fs-body);
  color: var(--text-secondary);
  line-height: var(--lh-relaxed);
  max-width: 560px;
}

/* --- Header ------------------------------------------------- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-header);
  padding: var(--space-md) 0;
  transition: background-color var(--dur-normal) var(--ease-in-out),
              padding var(--dur-normal) var(--ease-in-out),
              box-shadow var(--dur-normal) var(--ease-in-out);
}

.header--scrolled {
  background-color: rgba(10, 10, 11, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  padding: var(--space-sm) 0;
  box-shadow: 0 1px 0 var(--border);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
}

.header__logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.header__logo img {
  height: 36px;
  width: auto;
}

.header__nav {
  display: none;
}

.header__nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.header__nav-link {
  font-size: var(--fs-small);
  font-weight: var(--fw-medium);
  color: var(--text-secondary);
  letter-spacing: var(--ls-wide);
  transition: color var(--dur-fast) var(--ease-in-out);
  position: relative;
  padding-block: var(--space-xs);
}

.header__nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width var(--dur-normal) var(--ease-out);
}

.header__nav-link:hover,
.header__nav-link:focus-visible {
  color: var(--text-primary);
}

.header__nav-link:hover::after,
.header__nav-link:focus-visible::after {
  width: 100%;
}

.header__cta {
  display: none;
  padding: var(--space-xs) var(--space-lg);
  background: var(--accent);
  color: var(--text-primary);
  font-size: var(--fs-small);
  font-weight: var(--fw-semibold);
  border-radius: var(--radius-sm);
  transition: background-color var(--dur-fast) var(--ease-in-out),
              transform var(--dur-fast) var(--ease-out);
}

.header__cta:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
}

/* Mobile menu toggle */
.header__toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-xs);
  width: 40px;
  height: 40px;
  justify-content: center;
  align-items: center;
}

.header__toggle-bar {
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: transform var(--dur-normal) var(--ease-out),
              opacity var(--dur-fast) var(--ease-in-out);
  transform-origin: center;
}

.header__toggle--active .header__toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.header__toggle--active .header__toggle-bar:nth-child(2) {
  opacity: 0;
}
.header__toggle--active .header__toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile nav */
.mobile-nav {
  position: fixed;
  inset: 0;
  z-index: calc(var(--z-header) - 1);
  background: var(--bg-primary);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: var(--space-xl);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--dur-slow) var(--ease-out),
              visibility var(--dur-slow) var(--ease-out);
}

.mobile-nav--open {
  opacity: 1;
  visibility: visible;
}

.mobile-nav__link {
  font-size: clamp(1.25rem, 4vw, 1.75rem);
  font-weight: var(--fw-semibold);
  color: var(--text-secondary);
  transition: color var(--dur-fast) var(--ease-in-out);
}

.mobile-nav__link:hover,
.mobile-nav__link:focus-visible {
  color: var(--text-primary);
}

/* --- Hero --------------------------------------------------- */
.hero {
  position: relative;
  height: 100vh;
  height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  overflow: hidden;
}

.hero__bg picture {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
}

.hero__bg img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(
    135deg,
    rgba(10, 10, 11, 0.92) 0%,
    rgba(10, 10, 11, 0.75) 50%,
    rgba(10, 10, 11, 0.6) 100%
  );
}

.hero__content {
  padding-top: calc(var(--space-5xl) + 2rem);
  padding-bottom: var(--space-4xl);
  max-width: 720px;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-xs) var(--space-md);
  background: var(--accent-subtle);
  border: 1px solid rgba(74, 157, 110, 0.25);
  border-radius: 100px;
  font-size: var(--fs-caption);
  font-weight: var(--fw-semibold);
  color: var(--accent);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  margin-bottom: var(--space-xl);
}

.hero__badge-dot {
  width: 6px;
  height: 6px;
  background: var(--success);
  border-radius: 50%;
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero__title {
  font-size: var(--fs-display);
  font-weight: var(--fw-bold);
  line-height: var(--lh-tight);
  letter-spacing: var(--ls-tight);
  margin-bottom: var(--space-lg);
}

.hero__title-accent {
  color: var(--accent);
}

.hero__desc {
  font-size: clamp(1rem, 1.5vw, 1.25rem);
  color: var(--text-secondary);
  line-height: var(--lh-relaxed);
  margin-bottom: var(--space-2xl);
  max-width: 540px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: 0.8rem 1.75rem;
  font-size: var(--fs-small);
  font-weight: var(--fw-semibold);
  border-radius: var(--radius-sm);
  transition: all var(--dur-normal) var(--ease-out);
  white-space: nowrap;
}

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

.btn--primary:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.btn--ghost {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-light);
}

.btn--ghost:hover {
  border-color: var(--text-secondary);
  background: var(--bg-elevated);
}

.btn__icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.hero__scroll {
  position: absolute;
  bottom: var(--space-xl);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xs);
  color: var(--text-tertiary);
  font-size: var(--fs-caption);
  animation: float-down 2s ease-in-out infinite;
}

@keyframes float-down {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(6px); }
}

/* --- Stats bar ---------------------------------------------- */
.stats-bar {
  background: var(--bg-surface);
  border-block: 1px solid var(--border);
  padding-block: var(--space-2xl);
}

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

.stat {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
}

.stat__icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-subtle);
  border-radius: var(--radius-sm);
  color: var(--accent);
}

.stat__icon svg {
  width: 20px;
  height: 20px;
}

.stat__content {
  display: flex;
  flex-direction: column;
}

.stat__number {
  font-size: var(--fs-h3);
  font-weight: var(--fw-bold);
  color: var(--text-primary);
  line-height: var(--lh-tight);
  letter-spacing: var(--ls-tight);
}

.stat__label {
  font-size: var(--fs-caption);
  color: var(--text-secondary);
  margin-top: 1px;
}

/* --- About -------------------------------------------------- */
.about__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.about__image {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
}

.about__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about__image::after {
  content: '';
  position: absolute;
  inset: 0;
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-lg);
  pointer-events: none;
}

.about__text {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.about__paragraph {
  color: var(--text-secondary);
  line-height: var(--lh-relaxed);
}

.about__strengths {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
  margin-top: var(--space-md);
}

.strength {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  padding: var(--space-md);
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: border-color var(--dur-normal) var(--ease-in-out);
}

.strength:hover {
  border-color: var(--border-light);
}

.strength__icon {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-subtle);
  border-radius: var(--radius-sm);
  color: var(--accent);
}

.strength__icon svg {
  width: 18px;
  height: 18px;
}

.strength__text h3 {
  font-size: var(--fs-small);
  font-weight: var(--fw-semibold);
  margin-bottom: 2px;
}

.strength__text p {
  font-size: var(--fs-caption);
  color: var(--text-secondary);
  line-height: var(--lh-normal);
}

/* --- Services ----------------------------------------------- */
.services {
  background: var(--bg-surface);
}

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

.service-card {
  position: relative;
  padding: var(--space-xl);
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: border-color var(--dur-normal) var(--ease-in-out),
              transform var(--dur-normal) var(--ease-out),
              box-shadow var(--dur-normal) var(--ease-in-out);
  overflow: hidden;
}

.service-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.service-card__number {
  font-size: var(--fs-caption);
  font-weight: var(--fw-bold);
  color: var(--text-tertiary);
  letter-spacing: var(--ls-wide);
  margin-bottom: var(--space-lg);
  font-variant-numeric: tabular-nums;
}

.service-card__icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-subtle);
  border-radius: var(--radius-md);
  color: var(--accent);
  margin-bottom: var(--space-lg);
}

.service-card__icon svg {
  width: 22px;
  height: 22px;
}

.service-card__title {
  font-size: var(--fs-h4);
  font-weight: var(--fw-semibold);
  margin-bottom: var(--space-sm);
  line-height: var(--lh-snug);
}

.service-card__desc {
  font-size: var(--fs-small);
  color: var(--text-secondary);
  line-height: var(--lh-relaxed);
}

/* --- Operations / Slider ------------------------------------ */

/* Slider */
.slider {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 16/9;
  margin-bottom: var(--space-3xl);
}

.slider__track {
  display: flex;
  height: 100%;
  transition: transform 500ms var(--ease-out);
}

.slider__slide {
  min-width: 100%;
  position: relative;
}

.slider__slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.slider__slide::after {
  content: '';
  position: absolute;
  inset: 0;
  border: 1px solid rgba(255,255,255,0.06);
  pointer-events: none;
}

.slider__controls {
  position: absolute;
  bottom: var(--space-lg);
  right: var(--space-lg);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  z-index: 2;
}

.slider__btn {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(10, 10, 11, 0.7);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--border-light);
  border-radius: 50%;
  color: var(--text-primary);
  transition: background var(--dur-fast) var(--ease-in-out),
              border-color var(--dur-fast) var(--ease-in-out);
}

.slider__btn:hover {
  background: rgba(10, 10, 11, 0.9);
  border-color: var(--text-tertiary);
}

.slider__btn svg {
  width: 18px;
  height: 18px;
}

.slider__dots {
  position: absolute;
  bottom: var(--space-lg);
  left: var(--space-lg);
  display: flex;
  gap: 6px;
  z-index: 2;
}

.slider__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,0.3);
  border: none;
  padding: 0;
  transition: background var(--dur-fast) var(--ease-in-out),
              transform var(--dur-fast) var(--ease-out);
}

.slider__dot--active {
  background: var(--accent);
  transform: scale(1.25);
}

/* Capability tabs */
.capabilities {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.capability {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color var(--dur-normal) var(--ease-in-out);
}

.capability--open {
  border-color: var(--border-light);
}

.capability__header {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-lg) var(--space-xl);
  width: 100%;
  text-align: left;
  color: var(--text-primary);
  cursor: pointer;
}

.capability__icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-subtle);
  border-radius: var(--radius-md);
  color: var(--accent);
}

.capability__icon svg {
  width: 20px;
  height: 20px;
}

.capability__label {
  flex: 1;
}

.capability__title {
  font-size: var(--fs-h4);
  font-weight: var(--fw-semibold);
  line-height: var(--lh-snug);
}

.capability__subtitle {
  font-size: var(--fs-caption);
  color: var(--text-secondary);
  margin-top: 2px;
}

.capability__chevron {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  color: var(--text-tertiary);
  transition: transform var(--dur-normal) var(--ease-out);
}

.capability--open .capability__chevron {
  transform: rotate(180deg);
}

.capability__body {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--dur-slow) var(--ease-out);
}

.capability--open .capability__body {
  max-height: 600px;
}

.capability__content {
  padding: 0 var(--space-xl) var(--space-xl);
  padding-left: calc(var(--space-xl) + 40px + var(--space-md));
}

.capability__list {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xs);
}

.capability__item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--fs-small);
  color: var(--text-secondary);
  padding: var(--space-xs) 0;
  line-height: var(--lh-normal);
}

.capability__item::before {
  content: '';
  width: 5px;
  height: 5px;
  background: var(--accent);
  border-radius: 50%;
  flex-shrink: 0;
}

/* --- Materials ---------------------------------------------- */
.materials {
  background: var(--bg-surface);
}

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

.material-card {
  padding: var(--space-2xl);
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  text-align: center;
  transition: border-color var(--dur-normal) var(--ease-in-out);
}

.material-card:hover {
  border-color: var(--border-light);
}

.material-card__icon {
  width: 56px;
  height: 56px;
  margin: 0 auto var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-subtle);
  border-radius: var(--radius-md);
  color: var(--accent);
}

.material-card__icon svg {
  width: 28px;
  height: 28px;
}

.material-card__title {
  font-size: var(--fs-h4);
  font-weight: var(--fw-semibold);
  margin-bottom: var(--space-xs);
}

.material-card__desc {
  font-size: var(--fs-small);
  color: var(--text-secondary);
  line-height: var(--lh-relaxed);
}

/* --- Location ----------------------------------------------- */
.location {
  position: relative;
}

.location__visual {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  margin-bottom: var(--space-2xl);
}

.location__map-img {
  width: 100%;
  height: auto;
  display: block;
  opacity: 0.85;
  transition: opacity var(--dur-normal) var(--ease-in-out);
}

.location__visual:hover .location__map-img {
  opacity: 1;
}

.location__pin {
  position: absolute;
  top: 38%;
  left: 42%;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.location__pin-dot {
  width: 14px;
  height: 14px;
  background: var(--accent);
  border: 3px solid var(--bg-primary);
  border-radius: 50%;
  box-shadow: 0 0 0 3px var(--accent), var(--shadow-md);
  position: relative;
  z-index: 1;
}

.location__pin-pulse {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--accent-subtle);
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: pin-pulse 2.5s ease-out infinite;
}

@keyframes pin-pulse {
  0% { transform: translate(-50%, -50%) scale(0.8); opacity: 1; }
  100% { transform: translate(-50%, -50%) scale(2.5); opacity: 0; }
}

.location__pin-label {
  margin-top: var(--space-sm);
  padding: var(--space-xs) var(--space-md);
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: var(--fs-caption);
  font-weight: var(--fw-semibold);
  color: var(--text-primary);
  white-space: nowrap;
  box-shadow: var(--shadow-md);
}

.location__content {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

.location__details {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.location__detail {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  padding: var(--space-lg);
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: border-color var(--dur-normal) var(--ease-in-out);
}

.location__detail:hover {
  border-color: var(--border-light);
}

.location__detail-icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-subtle);
  border-radius: var(--radius-sm);
  color: var(--accent);
}

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

.location__detail-text h3 {
  font-size: var(--fs-small);
  font-weight: var(--fw-semibold);
  margin-bottom: 4px;
}

.location__detail-text p {
  font-size: var(--fs-caption);
  color: var(--text-secondary);
  line-height: var(--lh-relaxed);
}

.location__highlight {
  font-weight: var(--fw-semibold);
  color: var(--accent);
}

/* --- Clients ------------------------------------------------ */
.clients {
  background: var(--bg-surface);
  text-align: center;
}

.clients__logos {
  margin-top: var(--space-2xl);
  padding: var(--space-xl);
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
}

.clients__logos img {
  max-width: 100%;
  height: auto;
  filter: brightness(0.85) contrast(1.1);
  transition: filter var(--dur-normal) var(--ease-in-out);
}

.clients__logos:hover img {
  filter: brightness(1) contrast(1);
}

/* --- Contact ------------------------------------------------ */
.contact__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

.contact-card {
  padding: var(--space-xl);
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  transition: border-color var(--dur-normal) var(--ease-in-out);
}

.contact-card:hover {
  border-color: var(--border-light);
}

.contact-card__avatar {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-subtle);
  border-radius: 50%;
  font-size: var(--fs-h4);
  font-weight: var(--fw-bold);
  color: var(--accent);
}

.contact-card__name {
  font-size: var(--fs-h4);
  font-weight: var(--fw-semibold);
}

.contact-card__role {
  font-size: var(--fs-caption);
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: var(--ls-wider);
  margin-top: -var(--space-xs);
}

.contact-card__details {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.contact-card__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--fs-small);
  color: var(--text-secondary);
  transition: color var(--dur-fast) var(--ease-in-out);
}

.contact-card__link:hover {
  color: var(--accent);
}

.contact-card__link svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

/* --- Footer ------------------------------------------------- */
.footer {
  border-top: 1px solid var(--border);
  padding-block: var(--space-2xl);
}

.footer__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-lg);
  text-align: center;
}

.footer__logo img {
  height: 28px;
  width: auto;
  opacity: 0.7;
}

.footer__text {
  font-size: var(--fs-caption);
  color: var(--text-tertiary);
}

.footer__links {
  display: flex;
  gap: var(--space-lg);
}

.footer__link {
  font-size: var(--fs-caption);
  color: var(--text-secondary);
  transition: color var(--dur-fast) var(--ease-in-out);
}

.footer__link:hover {
  color: var(--text-primary);
}

/* --- Animations (scroll reveal) ----------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--dur-slow) var(--ease-out),
              transform var(--dur-slow) var(--ease-out);
}

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

.reveal--delay-1 { transition-delay: 100ms; }
.reveal--delay-2 { transition-delay: 200ms; }
.reveal--delay-3 { transition-delay: 300ms; }
.reveal--delay-4 { transition-delay: 400ms; }
.reveal--delay-5 { transition-delay: 500ms; }
.reveal--delay-6 { transition-delay: 600ms; }

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

  html {
    scroll-behavior: auto;
  }

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

/* --- Responsive --------------------------------------------- */

/* ≥ 480px */
@media (min-width: 30rem) {
  .stats-bar__grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .materials__grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

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

/* ≥ 768px */
@media (min-width: 48rem) {
  :root {
    --container-pad: 2rem;
  }

  .stats-bar__grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .services__grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

  .footer__inner {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

/* ≥ 1024px */
@media (min-width: 64rem) {
  :root {
    --container-pad: 2.5rem;
  }

  .header__nav {
    display: block;
  }

  .header__cta {
    display: inline-flex;
  }

  .header__toggle {
    display: none;
  }

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

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

  .slider {
    aspect-ratio: 21/9;
  }
}

/* ≥ 1280px */
@media (min-width: 80rem) {
  .hero__content {
    max-width: 800px;
  }
}

/* --- Utilities ---------------------------------------------- */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.text-accent { color: var(--accent); }
.text-secondary { color: var(--text-secondary); }
.text-center { text-align: center; }