/* ============================================================
   GM Aluminios — Base + Sections
   ============================================================ */

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

html { scroll-behavior: smooth; font-size: 16px; }

body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; font-family: var(--font-body); border: none; background: none; }

/* ---- Layout ---- */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--gutter);
}


/* ============================================================
   HEADER / NAV
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-nav);
  background: var(--color-bg);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition-base), backdrop-filter var(--transition-base);
}
.site-header.scrolled {
  border-color: var(--color-border);
  backdrop-filter: blur(12px);
  background: rgba(255,255,255,0.9);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.nav-logo {
  font-family: var(--font-display);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-tight);
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}
.nav-logo span { color: var(--color-accent); }
.nav-right {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}
.nav-phone {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  transition: color var(--transition-fast);
}
.nav-phone:hover { color: var(--color-text); }
.nav-phone svg { color: var(--color-accent); flex-shrink: 0; }

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-link {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-muted);
  letter-spacing: var(--letter-spacing-wide);
  transition: color var(--transition-fast);
  position: relative;
  padding: var(--space-xs) 0;
}
.nav-link:hover { color: var(--color-text); }
.nav-link.active { color: var(--color-text); }
.nav-link.active::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: -4px;
  height: 2px;
  background: var(--color-accent);
}
@media (max-width: 960px) {
  .nav-menu { display: none; }
}

/* ============================================================
   BOTONES
   ============================================================ */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-sm) var(--space-xl);
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, rgba(59,130,246,0.85) 0%, rgba(59,130,246,0.65) 100%);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  color: var(--color-cta-text);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--border-radius-md);
  border: 1px solid rgba(255,255,255,0.18);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.2), 0 4px 24px rgba(59,130,246,0.25);
  letter-spacing: var(--letter-spacing-wide);
  transition: transform var(--transition-fast), box-shadow var(--transition-base), background var(--transition-base);
  white-space: nowrap;
}
.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, rgba(255,255,255,0) 40%, rgba(255,255,255,0.12) 50%, rgba(255,255,255,0) 60%);
  background-size: 200% 100%;
  background-position: 200% 0;
  transition: background-position 0.5s ease;
  pointer-events: none;
}
.btn-primary:hover {
  transform: translateY(-2px);
  background: linear-gradient(135deg, rgba(59,130,246,0.95) 0%, rgba(37,99,235,0.8) 100%);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.25), 0 8px 32px rgba(59,130,246,0.4);
}
.btn-primary:hover::before {
  background-position: -200% 0;
}
.btn-primary:active { transform: translateY(0) scale(0.98); }

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-sm) var(--space-xl);
  position: relative;
  overflow: hidden;
  background: rgba(0,0,0,0.04);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  color: var(--color-text);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  border: 1px solid rgba(0,0,0,0.12);
  border-radius: var(--border-radius-md);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.6), 0 4px 16px rgba(0,0,0,0.08);
  transition: transform var(--transition-fast), box-shadow var(--transition-base), background var(--transition-base), border-color var(--transition-base);
  white-space: nowrap;
}
.btn-secondary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, rgba(0,0,0,0) 40%, rgba(0,0,0,0.06) 50%, rgba(0,0,0,0) 60%);
  background-size: 200% 100%;
  background-position: 200% 0;
  transition: background-position 0.5s ease;
  pointer-events: none;
}
.btn-secondary:hover {
  border-color: rgba(59,130,246,0.6);
  background: rgba(59,130,246,0.1);
  color: var(--color-text);
  transform: translateY(-2px);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.4), 0 8px 24px rgba(59,130,246,0.25);
}
.btn-secondary:hover::before {
  background-position: -200% 0;
}
.btn-secondary:active { transform: translateY(0) scale(0.98); }

/* ============================================================
   HERO
   ============================================================ */
.hero-scrub-wrapper {
  position: relative;
  height: 300dvh;
}
#hero {
  min-height: 100dvh;
  position: sticky;
  top: 0;
  overflow: hidden;
  display: block;
}
.hero-content {
  position: relative;
  z-index: 3;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 100dvh;
  padding: var(--space-5xl) var(--gutter) var(--space-4xl) calc((100vw - var(--max-w)) / 2 + var(--gutter));
  gap: var(--space-xl);
  max-width: 60%;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-2xs) var(--space-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 100px;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-muted);
  letter-spacing: var(--letter-spacing-wider);
  text-transform: uppercase;
  width: fit-content;
}
.hero-badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
  flex-shrink: 0;
}
.hero-title {
  font-family: var(--font-display);
  font-size: var(--font-size-hero);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  letter-spacing: var(--letter-spacing-tight);
  color: var(--color-text);
  text-transform: uppercase;
  max-width: none;
}
.hero-title .grad-1,
.hero-title .grad-2 {
  white-space: nowrap;
}
.hero-subtitle {
  font-size: var(--font-size-md);
  color: var(--color-text-muted);
  line-height: var(--line-height-relaxed);
  max-width: 46ch;
}
.hero-ctas {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  flex-wrap: wrap;
}
.hero-microcopy {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  letter-spacing: var(--letter-spacing-wide);
}
.hero-image-panel {
  position: absolute;
  inset: 0;
  background: var(--color-bg);
  overflow: hidden;
  z-index: 0;
}
.hero-image-panel::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to right, rgba(255,255,255,0.72) 0%, rgba(255,255,255,0.4) 30%, rgba(255,255,255,0.05) 60%, transparent 100%),
    linear-gradient(to bottom, rgba(255,255,255,0.15) 0%, transparent 25%, transparent 75%, rgba(255,255,255,0.55) 100%);
  z-index: 2;
  pointer-events: none;
}
.hero-image-panel img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 1;
  z-index: 0;
}
#hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  opacity: 1;
  z-index: 0;
}
/* Placeholder visual cuando no hay imagen */
.hero-image-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-image-placeholder svg {
  width: 120px;
  height: 120px;
  color: var(--color-accent);
  opacity: 0.15;
}

/* ============================================================
   SECCIÓN DIFERENCIADORES
   ============================================================ */
#diferenciadores {
  background: var(--color-surface);
  padding: var(--space-5xl) 0;
}
.section-header {
  margin-bottom: var(--space-4xl);
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3.5vw, 2.75rem);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-snug);
  letter-spacing: var(--letter-spacing-tight);
  color: var(--color-text);
  text-transform: uppercase;
  margin-bottom: var(--space-md);
}
.section-subtitle {
  font-size: var(--font-size-md);
  color: var(--color-text-muted);
  line-height: var(--line-height-relaxed);
  max-width: 52ch;
}
.diff-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-2xl) var(--space-4xl);
}
.diff-item {
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}
.diff-item svg {
  width: 32px;
  height: 32px;
  color: var(--color-accent);
  flex-shrink: 0;
}
.diff-item h3 {
  font-family: var(--font-display);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-tight);
}
.diff-item p {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  line-height: var(--line-height-relaxed);
  max-width: 38ch;
}

/* ============================================================
   SERVICIOS
   ============================================================ */
#servicios {
  padding: var(--space-5xl) 0;
}
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}
.services-grid .service-card:nth-child(4),
.services-grid .service-card:nth-child(5) {
  grid-column: span 1;
}
.service-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  padding: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: border-color var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
  position: relative;
}
.service-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(59,130,246,0.10);
}
.service-image {
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  position: relative;
  background: var(--color-surface-2);
}
.service-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}
.service-card:hover .service-image img {
  transform: scale(1.06);
}
.service-content {
  padding: var(--space-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  flex: 1;
}
.service-icon {
  width: 32px !important;
  height: 32px !important;
  color: var(--color-accent);
  margin-bottom: var(--space-2xs);
}
.service-card h3 {
  font-family: var(--font-display);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-tight);
}
.service-card p {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  line-height: var(--line-height-relaxed);
}
.services-cta {
  margin-top: var(--space-2xl);
  text-align: center;
}
.btn-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  color: var(--color-accent);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  transition: gap var(--transition-base), color var(--transition-fast);
}
.btn-link:hover { gap: var(--space-sm); color: var(--color-text); }

/* ============================================================
   PROCESO
   ============================================================ */
#proceso {
  background: var(--color-surface);
  padding: var(--space-5xl) 0;
}
.process-steps {
  display: flex;
  gap: var(--space-xl);
  position: relative;
  margin-top: var(--space-4xl);
}
.process-steps::before {
  content: '';
  position: absolute;
  top: 2.5rem;
  left: 3rem;
  right: 3rem;
  height: 1px;
  background: var(--color-border);
  border-top: 1px dashed var(--color-border);
}
.step {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  position: relative;
}
.step-number {
  font-family: var(--font-display);
  font-size: 4.5rem;
  font-weight: var(--font-weight-bold);
  color: var(--color-accent);
  opacity: 0.25;
  line-height: 1;
  letter-spacing: var(--letter-spacing-tight);
  user-select: none;
}
.step h3 {
  font-family: var(--font-display);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-tight);
}
.step p {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  line-height: var(--line-height-relaxed);
}

/* ============================================================
   GALERÍA
   ============================================================ */
#galeria {
  padding: var(--space-5xl) 0;
}
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: 240px;
  gap: var(--space-md);
  margin-top: var(--space-4xl);
}
.gallery-item {
  position: relative;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  cursor: pointer;
}
.gallery-item:nth-child(1) { grid-row: span 2; }
.gallery-item:nth-child(4) { grid-row: span 2; }
.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}
.gallery-item:hover img { transform: scale(1.04); }
.gallery-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: flex-end;
  padding: var(--space-md);
}
/* Gradientes distintos por item para diferenciar los placeholders */
.gallery-item:nth-child(1) .gallery-placeholder { background: linear-gradient(135deg, #1F1F1F, #3B82F6); }
.gallery-item:nth-child(2) .gallery-placeholder { background: linear-gradient(135deg, #262626, #1F1F1F); }
.gallery-item:nth-child(3) .gallery-placeholder { background: linear-gradient(135deg, #3B82F6, #262626); }
.gallery-item:nth-child(4) .gallery-placeholder { background: linear-gradient(135deg, #0A0A0A, #262626); }
.gallery-item:nth-child(5) .gallery-placeholder { background: linear-gradient(135deg, #1F1F1F, #0A0A0A); }
.gallery-item:nth-child(6) .gallery-placeholder { background: linear-gradient(135deg, #2563EB, #1F1F1F); }
.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(255,255,255,0.9) 0%, transparent 60%);
  display: flex;
  align-items: flex-end;
  padding: var(--space-lg);
  opacity: 0;
  transition: opacity var(--transition-base);
}
.gallery-item:hover .gallery-overlay { opacity: 1; }
.gallery-label {
  font-family: var(--font-display);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-tight);
}
.gallery-footer {
  margin-top: var(--space-2xl);
  text-align: center;
}
.gallery-footer p {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

/* ============================================================
   TESTIMONIOS
   ============================================================ */
#testimonios {
  background: var(--color-surface);
  padding: var(--space-5xl) 0;
}
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  margin-top: var(--space-4xl);
}
.testimonial-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  padding: var(--space-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}
.quote-mark {
  font-family: var(--font-display);
  font-size: 4rem;
  color: var(--color-accent);
  line-height: 0.7;
  user-select: none;
}
.testimonial-card blockquote {
  font-size: var(--font-size-base);
  color: var(--color-text);
  line-height: var(--line-height-relaxed);
  font-style: normal;
  flex: 1;
}
.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-md);
}
.author-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-surface-2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-accent);
  flex-shrink: 0;
}
.author-info { display: flex; flex-direction: column; gap: 2px; }
.author-name {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
}
.author-role {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  letter-spacing: var(--letter-spacing-wide);
}

/* ============================================================
   CONTACTO / FORMULARIO
   ============================================================ */
#contacto {
  padding: var(--space-5xl) 0;
}
.contact-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: var(--space-4xl);
  margin-top: var(--space-4xl);
  align-items: start;
}
.contact-form-wrap {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-xl);
  padding: var(--space-2xl);
}
.form-grid { display: flex; flex-direction: column; gap: var(--space-lg); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-md); }
.form-group { display: flex; flex-direction: column; gap: var(--space-xs); }
.form-label {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
  letter-spacing: var(--letter-spacing-wide);
}
.form-input,
.form-textarea,
.form-select {
  width: 100%;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  padding: var(--space-sm) var(--space-md);
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  color: var(--color-text);
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
  outline: none;
  appearance: none;
}
.form-input::placeholder,
.form-textarea::placeholder { color: var(--color-text-muted); opacity: 0.7; }
.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(59,130,246,0.15);
}
.form-textarea { resize: vertical; min-height: 120px; }
.form-submit {
  width: 100%;
  padding: var(--space-md) var(--space-xl);
  background: var(--color-cta);
  color: var(--color-cta-text);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--border-radius-md);
  letter-spacing: var(--letter-spacing-wide);
  transition: background var(--transition-base), transform var(--transition-fast), box-shadow var(--transition-base);
}
.form-submit:hover {
  background: var(--color-accent-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-accent);
}
.form-submit:active { transform: translateY(0) scale(0.98); }
.form-microcopy {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  text-align: center;
  margin-top: var(--space-xs);
}
.form-success {
  display: none;
  text-align: center;
  padding: var(--space-2xl);
  color: var(--color-text);
}
.form-success.active { display: block; }

.contact-info { display: flex; flex-direction: column; gap: var(--space-xs); }
.contact-info-title {
  font-family: var(--font-display);
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-tight);
  margin-bottom: var(--space-lg);
}
.contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-border);
}
.contact-item:last-child { border-bottom: none; }
.contact-item svg {
  width: 20px;
  height: 20px;
  color: var(--color-accent);
  flex-shrink: 0;
  margin-top: 2px;
}
.contact-item-body { display: flex; flex-direction: column; gap: 2px; }
.contact-item-label {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-muted);
  letter-spacing: var(--letter-spacing-wider);
  text-transform: uppercase;
}
.contact-item-value {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  transition: color var(--transition-fast);
}
.contact-item-value:hover { color: var(--color-accent); }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: var(--space-3xl) 0 var(--space-xl);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: var(--space-3xl);
  padding-bottom: var(--space-2xl);
  border-bottom: 1px solid var(--color-border);
}
.footer-col { display: flex; flex-direction: column; gap: var(--space-md); }
.footer-logo {
  font-family: var(--font-display);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-tight);
}
.footer-logo span { color: var(--color-accent); }
.footer-tagline {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  line-height: var(--line-height-relaxed);
  max-width: 38ch;
}
.footer-heading {
  font-family: var(--font-display);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wider);
  margin-bottom: var(--space-xs);
}
.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  list-style: none;
  margin: 0;
  padding: 0;
}
.footer-links a {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}
.footer-links a:hover { color: var(--color-accent); }
.footer-bottom {
  padding-top: var(--space-lg);
  text-align: center;
}
.footer-bottom p {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  letter-spacing: var(--letter-spacing-wide);
}
@media (max-width: 900px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }
}

/* ============================================================
   MOBILE
   ============================================================ */
@media (max-width: 900px) {
  .hero-content {
    padding: calc(64px + var(--space-3xl)) var(--gutter) var(--space-3xl);
    max-width: 100%;
  }
  .hero-image-panel::before {
    background:
      linear-gradient(to bottom, rgba(255,255,255,0.65) 0%, rgba(255,255,255,0.5) 50%, rgba(255,255,255,0.85) 100%);
  }

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

  .process-steps {
    flex-direction: column;
    gap: var(--space-xl);
  }
  .process-steps::before { display: none; }
  .step {
    display: grid;
    grid-template-columns: auto 1fr;
    grid-template-rows: auto auto;
    column-gap: var(--space-lg);
    align-items: start;
    border-left: 2px solid var(--color-border);
    padding-left: var(--space-lg);
  }
  .step-number {
    font-size: 2.5rem;
    grid-row: 1 / 3;
    align-self: start;
  }

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

  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    grid-auto-rows: 200px;
  }
  .gallery-item:nth-child(1) { grid-row: span 1; }
  .gallery-item:nth-child(4) { grid-row: span 1; }

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

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

  .footer-inner { flex-direction: column; align-items: center; text-align: center; }
  .footer-contact { align-items: center; }
}

@media (max-width: 600px) {
  .nav-phone { display: none; }
  .services-grid {
    grid-template-columns: 1fr;
  }
  .form-row { grid-template-columns: 1fr; }
  .gallery-grid {
    grid-template-columns: 1fr;
    grid-auto-rows: 220px;
  }
  .hero-ctas { flex-direction: column; align-items: flex-start; }
  .hero-ctas .btn-secondary { display: none; }
}