*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
:root {
  --bg: #04060a;
  --bg2: #080c14;
  --bg3: #0c1220;
  --gold: #c9a84c;
  --gold2: #e8c870;
  --gold-dim: rgba(201, 168, 76, 0.12);
  --gold-glow: rgba(201, 168, 76, 0.25);
  --text: #dce4f0;
  --muted: #f4f4f4;
  --border: rgba(201, 168, 76, 0.14);
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: "DM Sans", sans-serif;
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
}
body::after {
  content: "";
  position: fixed;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.025) 2px,
    rgba(0, 0, 0, 0.025) 4px
  );
  pointer-events: none;
  z-index: 9999;
}

/* NAV */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 6%;
  height: 78px;
  background: rgba(4, 6, 10, 0.85);
  backdrop-filter: blur(24px);
  border-bottom: 1px solid var(--border);
  transition: background 0.3s;
}
.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}
.logo svg {
  width: 38px;
  height: 38px;
}
.logo-name {
  font-family: "Syne", sans-serif;
  font-weight: 800;
  font-size: 1.2rem;
  letter-spacing: 0.06em;
  color: white;
  text-transform: uppercase;
}
.logo-name span {
  color: var(--gold);
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
  list-style: none;
}
.nav-links a {
  text-decoration: none;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: color 0.25s;
}
.nav-links a:hover {
  color: var(--gold);
}
.btn-nav {
  padding: 10px 26px !important;
  border: 1px solid var(--gold) !important;
  color: var(--gold) !important;
  border-radius: 2px;
  transition:
    background 0.25s,
    box-shadow 0.25s !important;
}
.btn-nav:hover {
  background: var(--gold-dim) !important;
  box-shadow: 0 0 24px var(--gold-glow) !important;
}

/*oculto por defecto en escritorio */
.nav-toggle {
  display: none;
}

/* HERO */
#hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 100px 6% 80px;
  position: relative;
  overflow: hidden;
}
.hero-bg-glow {
  position: absolute;
  top: 50%;
  left: 55%;
  transform: translate(-50%, -50%);
  width: 900px;
  height: 900px;
  background: radial-gradient(
    circle,
    rgba(201, 168, 76, 0.07) 0%,
    transparent 65%
  );
  pointer-events: none;
}
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(201, 168, 76, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(201, 168, 76, 0.035) 1px, transparent 1px);
  background-size: 80px 80px;
  pointer-events: none;
  mask-image: radial-gradient(
    ellipse 80% 80% at 65% 50%,
    black 20%,
    transparent 75%
  );
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 660px;
}
.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 36px;
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  font-weight: 500;
}
.hero-tag::before {
  content: "";
  display: block;
  width: 32px;
  height: 1px;
  background: var(--gold);
}
.hero-tag-dot {
  width: 7px;
  height: 7px;
  background: var(--gold);
  border-radius: 50%;
  animation: pulse-dot 2s infinite;
}
@keyframes pulse-dot {
  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.4;
    transform: scale(1.5);
  }
}
h1 {
  font-family: sans-serif,'Times New Roman', Times, serif;
  font-size: clamp(1.9rem, 3.8vw, 3.4rem);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -0.025em;
  color: white;
  margin-bottom: 26px;
}
.gold-word {
  color: var(--gold);
  position: relative;
  display: inline-block;
}
.gold-word::after {
  content: "";
  position: absolute;
  bottom: 3px;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--gold), transparent);
}
.hero-desc {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--muted);
  font-weight: 300;
  max-width: 500px;
  margin-bottom: 48px;
}
.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: 64px;
}
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 36px;
  background: var(--gold);
  color: var(--bg);
  font-family: "Syne", sans-serif;
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  border-radius: 2px;
  transition:
    background 0.25s,
    transform 0.2s,
    box-shadow 0.25s;
}
.btn-primary:hover {
  background: var(--gold2);
  transform: translateY(-2px);
  box-shadow: 0 8px 32px var(--gold-glow);
}
.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 15px 30px;
  border: 1px solid rgba(220, 228, 240, 0.18);
  color: var(--text);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  border-radius: 2px;
  transition:
    border-color 0.25s,
    color 0.25s;
}
.btn-ghost:hover {
  border-color: var(--gold);
  color: var(--gold);
}
.hero-stats {
  display: flex;
  gap: 48px;
  padding-top: 36px;
  border-top: 1px solid var(--border);
  flex-wrap: wrap;
}

.stat-num {
  font-family: sans-serif;
  font-size: 2.5rem;
  font-weight: 800;
  color: white;
  line-height: 1;
  margin-bottom: 6px;
}
.stat-num span {
  color: var(--gold);
}
.stat-label {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}

/* MARQUEE */
.marquee-strip {
  background: var(--bg3);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 16px 0;
  overflow: hidden;
}
.marquee-track {
  display: flex;
  animation: marquee 22s linear infinite;
  width: max-content;
}
.m-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 0 44px;
  font-size: 0.77rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  white-space: nowrap;
  border-right: 1px solid var(--border);
}
.m-dot {
  color: var(--gold);
  font-size: 0.9rem;
}
@keyframes marquee {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-50%);
  }
}

/* SECTION COMMON */
section {
  padding: 120px 6%;
  position: relative;
}
.sec-tag {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.74rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  font-weight: 500;
  margin-bottom: 18px;
}
.sec-tag::before {
  content: "";
  display: block;
  width: 22px;
  height: 1px;
  background: var(--gold);
}
h2 {
  font-family: sans-serif,'Times New Roman', Times, serif;
  font-size: clamp(1.35rem, 2.2vw, 2rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: white;
  line-height: 1.1;
}

/* SERVICES */
#servicios {
  background: var(--bg);
}
.svc-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 60px;
  gap: 32px;
  flex-wrap: wrap;
}
.svc-sub {
  max-width: 380px;
  font-size: 0.93rem;
  line-height: 1.75;
  color: var(--muted);
  font-weight: 300;
}
.svc-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}
.svc-card {
  background: var(--bg2);
  padding: 44px 36px;
  position: relative;
  transition: background 0.3s;
  overflow: hidden;
  cursor: default;
}
.svc-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}
.svc-card:hover {
  background: var(--bg3);
}
.svc-card:hover::before {
  opacity: 1;
}

.svc-icon {
  color: var(--gold);
  margin-bottom: 22px;
  opacity: 0.9;
}
.svc-name {
  font-family: "Syne", sans-serif;
  font-size: 1.05rem;
  font-weight: 700;
  color: white;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}
.svc-desc {
  font-size: 0.86rem;
  line-height: 1.72;
  color: var(--muted);
  font-weight: 300;
  margin-bottom: 24px;
}
.svc-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}
.tag {
  padding: 4px 11px;
  border: 1px solid var(--border);
  border-radius: 2px;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

/* WHY US */
#nosotros {
  background: var(--bg2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.why-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.why-left h2 {
  margin-bottom: 20px;
}
.why-left > p {
  font-size: 0.93rem;
  line-height: 1.8;
  color: var(--muted);
  font-weight: 300;
  margin-bottom: 44px;
}
.feats {
  display: flex;
  flex-direction: column;
  gap: 22px;
}
.feat {
  display: flex;
  gap: 18px;
  align-items: flex-start;
}
.feat-num {
  flex-shrink: 0;
  width: 34px;
  height: 34px;
  border: 1px solid var(--border);
  border-radius: 2px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: "Syne", sans-serif;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--gold);
  background: var(--gold-dim);
}
.feat-body h4 {
  font-family: "Syne", sans-serif;
  font-size: 0.93rem;
  font-weight: 700;
  color: white;
  margin-bottom: 5px;
}
.feat-body p {
  font-size: 0.83rem;
  line-height: 1.6;
  color: var(--muted);
  font-weight: 300;
}
.metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.metric {
  background: var(--bg);
  border: 1px solid var(--border);
  padding: 34px 26px;
  border-radius: 2px;
  position: relative;
  overflow: hidden;
  transition:
    border-color 0.3s,
    box-shadow 0.3s;
}
.metric:hover {
  border-color: var(--gold);
  box-shadow: 0 0 40px var(--gold-dim);
}
.metric::after {
  content: "";
  position: absolute;
  bottom: 0;
  right: 0;
  width: 55px;
  height: 55px;
  background: var(--gold-dim);
  border-radius: 50%;
  transform: translate(35%, 35%);
}
.metric-num {
  font-family: sans-serif,'Times New Roman', Times, serif;
  font-size: 2.6rem;
  font-weight: 800;
  color: white;
  line-height: 1;
  margin-bottom: 7px;
}
.metric-num span {
  color: var(--gold);
}
.metric-lbl {
  font-size: 0.77rem;
  letter-spacing: 0.08em;
  color: var(--muted);
  text-transform: uppercase;
}

/* PROJECTS */
#proyectos {
  background: var(--bg);
}
.proj-hdr {
  text-align: center;
  max-width: 540px;
  margin: 0 auto 60px;
}
.proj-hdr .sec-tag {
  justify-content: center;
}
.proj-hdr h2 {
  margin-bottom: 14px;
}
.proj-hdr p {
  font-size: 0.92rem;
  color: var(--muted);
  line-height: 1.7;
  font-weight: 300;
}
.proj-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  grid-template-rows: 270px 270px;
  gap: 10px;
}
.proj-card {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 2px;
  background: var(--bg3);
}
.proj-card.big {
  grid-row: span 2;
}
.proj-bg {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.6s ease;
}
.proj-card:hover .proj-bg {
  transform: scale(1.06);
}
.proj-icon-bg {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.55;
}
.proj-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(4, 6, 10, 0.95) 0%,
    rgba(4, 6, 10, 0.25) 55%,
    transparent 100%
  );
}
.proj-info {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 28px;
}
.proj-cat {
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold);
  font-weight: 600;
  margin-bottom: 7px;
}
.proj-name {
  font-family: "Syne", sans-serif;
  font-size: 1rem;
  font-weight: 700;
  color: white;
}

/* EQUIPMENT */
#equipos {
  background: var(--bg2);
  border-top: 1px solid var(--border);
  text-align: center;
}
#equipos h2 {
  margin-bottom: 14px;
}
#equipos > .sub {
  font-size: 0.92rem;
  color: var(--muted);
  font-weight: 300;
  margin-bottom: 56px;
}
.brands {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  margin-bottom: 72px;
}
.brand {
  background: var(--bg2);
  padding: 38px 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 13px;
  transition: background 0.3s;
}
.brand:hover {
  background: var(--bg3);
}
.brand svg {
  color: var(--muted);
  transition: color 0.3s;
}
.brand:hover svg {
  color: var(--gold);
}
.brand-nm {
  font-family: "Syne", sans-serif;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  color: var(--muted);
  text-transform: uppercase;
  transition: color 0.3s;
}
.brand:hover .brand-nm {
  color: white;
}
.equip-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  text-align: left;
}
.equip {
  background: var(--bg);
  border: 1px solid var(--border);
  padding: 30px;
  border-radius: 2px;
  display: flex;
  gap: 18px;
  align-items: flex-start;
  transition: border-color 0.3s;
}
.equip:hover {
  border-color: var(--gold);
}
.equip svg {
  flex-shrink: 0;
  color: var(--gold);
}
.equip-title {
  font-family: "Syne", sans-serif;
  font-size: 0.92rem;
  font-weight: 700;
  color: white;
  margin-bottom: 7px;
}
.equip-desc {
  font-size: 0.82rem;
  color: var(--muted);
  line-height: 1.6;
  font-weight: 300;
}

/* CTA BAND */
.cta-band {
  background: linear-gradient(135deg, var(--bg3), var(--bg2));
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 100px 6%;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-band::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 700px;
  height: 700px;
  background: radial-gradient(
    circle,
    rgba(201, 168, 76, 0.09) 0%,
    transparent 65%
  );
  pointer-events: none;
}
.cta-band .sec-tag {
  justify-content: center;
}
.cta-band h2 {
  font-size: clamp(2rem, 4vw, 3.4rem);
  margin-bottom: 18px;
  position: relative;
}
.cta-band p {
  font-size: 0.95rem;
  color: var(--muted);
  font-weight: 300;
  margin-bottom: 44px;
  position: relative;
}
.cta-band .btn-primary {
  position: relative;
  font-size: 0.88rem;
  padding: 18px 44px;
}

/* CONTACT */
#contacto {
  background: var(--bg);
}
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.25fr;
  gap: 80px;
  align-items: start;
}
.contact-left h2 {
  margin-bottom: 18px;
}
.contact-left > p {
  font-size: 0.92rem;
  color: var(--muted);
  line-height: 1.8;
  font-weight: 300;
  margin-bottom: 44px;
}
.contact-items {
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.ci {
  display: flex;
  gap: 15px;
  align-items: center;
}
.ci-icon {
  width: 42px;
  height: 42px;
  background: var(--gold-dim);
  border: 1px solid var(--border);
  border-radius: 2px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--gold);
}
.ci-icon svg {
  width: 19px;
  height: 19px;
}
.ci-val {
  font-size: 0.88rem;
  color: var(--text);
  font-weight: 500;
}
.ci-val small {
  display: block;
  font-size: 0.72rem;
  color: var(--muted);
  font-weight: 300;
  margin-bottom: 2px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.form-box {
  background: var(--bg2);
  border: 1px solid var(--border);
  padding: 44px;
  border-radius: 2px;
}
.form-box h3 {
  font-family: "Syne", sans-serif;
  font-size: 1.15rem;
  font-weight: 700;
  color: white;
  margin-bottom: 28px;
  letter-spacing: -0.01em;
}
.fg-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.fg {
  display: flex;
  flex-direction: column;
  gap: 7px;
}
.fg.full {
  grid-column: span 2;
}
label {
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 500;
}
input,
textarea,
select {
  background: var(--bg3);
  border: 1px solid var(--border);
  color: var(--text);
  font-family: "DM Sans", sans-serif;
  font-size: 0.88rem;
  padding: 13px 16px;
  border-radius: 2px;
  outline: none;
  transition:
    border-color 0.25s,
    box-shadow 0.25s;
  -webkit-appearance: none;
  appearance: none;
}
input:focus,
textarea:focus,
select:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(201, 168, 76, 0.08);
}
textarea {
  min-height: 110px;
  resize: vertical;
}
.btn-submit {
  width: 100%;
  padding: 17px;
  background: var(--gold);
  color: var(--bg);
  font-family: "Syne", sans-serif;
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: none;
  cursor: pointer;
  border-radius: 2px;
  margin-top: 6px;
  transition:
    background 0.25s,
    transform 0.2s,
    box-shadow 0.25s;
}
.btn-submit:hover {
  background: var(--gold2);
  transform: translateY(-2px);
  box-shadow: 0 8px 32px var(--gold-glow);
}

/* FOOTER */
footer {
  background: var(--bg2);
  border-top: 1px solid var(--border);
  padding: 60px 6% 30px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 44px;
  margin-bottom: 44px;
  padding-bottom: 44px;
  border-bottom: 1px solid var(--border);
}
.f-brand-name {
  font-family: "Syne", sans-serif;
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: 0.06em;
  color: white;
  text-transform: uppercase;
  display: block;
  margin-bottom: 14px;
}
.f-brand-name span {
  color: var(--gold);
}
.f-brand-desc {
  font-size: 0.83rem;
  color: var(--muted);
  line-height: 1.7;
  font-weight: 300;
  margin-bottom: 24px;
}
.wa-btn {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 11px 22px;
  background: rgba(37, 211, 102, 0.1);
  border: 1px solid rgba(37, 211, 102, 0.3);
  color: #25d366;
  text-decoration: none;
  border-radius: 2px;
  font-size: 0.82rem;
  font-weight: 500;
  transition: background 0.2s;
}
.wa-btn:hover {
  background: rgba(37, 211, 102, 0.18);
}
.f-title {
  font-family: "Syne", sans-serif;
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: white;
  margin-bottom: 18px;
}
.f-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 11px;
}
.f-links a {
  text-decoration: none;
  font-size: 0.83rem;
  color: var(--muted);
  font-weight: 300;
  transition: color 0.2s;
}
.f-links a:hover {
  color: var(--gold);
}
.footer-bot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.76rem;
  color: var(--muted);
}

/* FLOAT WA */
.wa-float {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 200;
  width: 56px;
  height: 56px;
  background: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  transition:
    transform 0.2s,
    box-shadow 0.2s;
  text-decoration: none;
}
.wa-float:hover {
  transform: scale(1.12);
  box-shadow: 0 6px 30px rgba(37, 211, 102, 0.55);
}
.wa-float svg {
  width: 28px;
  height: 28px;
  fill: white;
}

/* FADE IN */
.fi {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity 0.65s ease,
    transform 0.65s ease;
}
.fi.vis {
  opacity: 1;
  transform: translateY(0);
}

/* =============================================
   RESPONSIVE — TABLET 960px
   ============================================= */
@media (max-width: 960px) {
  .nav-links {
    display: none;
    position: fixed;
    top: 78px;
    left: 0;
    right: 0;
    background: rgba(4, 6, 10, 0.98);
    backdrop-filter: blur(24px);
    flex-direction: column;
    padding: 20px 24px 28px;
    gap: 4px;
    border-bottom: 1px solid var(--border);
    z-index: 99;
  }
  .nav-links.open {
    display: flex;
  }
  .nav-links li a {
    display: block;
    padding: 13px 16px;
    font-size: 0.9rem;
    border-radius: 2px;
    transition: background 0.2s, color 0.2s;
  }
  .nav-links li a:hover {
    background: var(--gold-dim);
    color: var(--gold);
  }
  .nav-toggle {
    display: flex !important;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 38px;
    height: 38px;
    min-width: 38px;
    cursor: pointer;
    background: none;
    border: none;
    padding: 4px;
    flex-shrink: 0;
  }
  .nav-toggle span {
    display: block;
    height: 2px;
    width: 100%;
    background: var(--gold);
    border-radius: 2px;
    transition: all 0.3s ease;
  }
  .nav-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle.active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
  .nav-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  .hero-visual { display: none; }
  .hero-content { max-width: 100%; }
  section { padding: 80px 5%; }
  .svc-grid { grid-template-columns: repeat(2, 1fr); }
  .svc-header { flex-direction: column; gap: 14px; margin-bottom: 36px; }
  .why-grid { grid-template-columns: 1fr; gap: 48px; }
  .metrics  { grid-template-columns: 1fr 1fr; }
  .proj-grid {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto;
  }
  .proj-card.big {
    grid-column: span 2;
    grid-row: span 1;
    min-height: 300px;
  }
  .proj-card { min-height: 220px; }
  .brands      { grid-template-columns: repeat(3, 1fr); }
  .equip-grid  { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .footer-grid  { grid-template-columns: 1fr 1fr; gap: 36px; }
  .fg-grid    { grid-template-columns: 1fr; }
  .fg.full    { grid-column: span 1; }
  .form-box   { padding: 28px 24px; }
}

/* =============================================
   RESPONSIVE — MÓVIL 640px
   ============================================= */
@media (max-width: 640px) {
  #hero {
    padding: 90px 5% 60px;
    min-height: 100svh;
  }
  h1 {
    font-size: clamp(1.7rem, 7vw, 2.4rem);
    line-height: 1.15;
  }
  h2 {
    font-size: clamp(1.35rem, 5.5vw, 1.8rem);
  }
  .hero-desc  { font-size: 0.92rem; }
  .hero-actions {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }
  .hero-actions a {
    text-align: center;
    justify-content: center;
    width: 100%;
  }
  .hero-stats {
    gap: 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    padding-top: 28px;
  }
  .stat-num   { font-size: 2rem; }
  section { padding: 60px 5%; }
  .svc-grid   { grid-template-columns: 1fr; }
  .svc-card   { padding: 28px 20px; }
  .metrics { grid-template-columns: 1fr 1fr; gap: 12px; }
  .metric  { padding: 24px 18px; }
  .metric-num { font-size: 2rem; }
  .proj-grid {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
  }
  .proj-card.big {
    grid-column: span 1;
    min-height: 260px;
  }
  .proj-card { min-height: 200px; }
  #equipos    { padding: 60px 5%; }
  .brands     { grid-template-columns: repeat(2, 1fr); gap: 1px; }
  .brand      { padding: 24px 14px; }
  .equip-grid { grid-template-columns: 1fr; }
  .cta-band   { padding: 60px 5%; }
  .cta-band h2 { font-size: clamp(1.6rem, 6vw, 2.4rem); }
  #contacto   { padding: 60px 5%; }
  .contact-grid { gap: 32px; }
  .form-box   { padding: 20px 16px; }
  footer      { padding: 48px 5% 24px; }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .footer-bot {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }
  .wa-float {
    bottom: 18px;
    right: 16px;
    width: 50px;
    height: 50px;
  }
  .wa-float svg { width: 24px; height: 24px; }
}

/* =============================================
   RESPONSIVE — MÓVIL PEQUEÑO 390px
   ============================================= */
@media (max-width: 390px) {
  h1          { font-size: 1.65rem; }
  .stat-num   { font-size: 1.7rem; }
  .metric-num { font-size: 1.7rem; }
  .brands     { grid-template-columns: repeat(2, 1fr); }
  .svc-card   { padding: 22px 16px; }
  .form-box   { padding: 16px 14px; }
  nav         { padding: 0 4%; }
}