/* ═══════════════════════════════════════════
   SAVRON METAL — Ultra Premium CSS
   ═══════════════════════════════════════════ */

:root {
  --c-bg:        #0a0c10;
  --c-surface:   #10141c;
  --c-surface2:  #161c28;
  --c-border:    rgba(255,255,255,0.07);
  --c-text:      #e8ecf4;
  --c-muted:     #7a8499;
  --c-accent:    #3b7dd8;
  --c-accent2:   #5b9cf6;
  --c-gold:      #c8a96e;
  --c-steel:     #8ab0d4;
  --grad-accent: linear-gradient(135deg, #2563eb 0%, #3b82f6 50%, #60a5fa 100%);
  --grad-steel:  linear-gradient(135deg, #4a6fa5 0%, #8ab4d4 50%, #c8dff0 100%);
  --grad-dark:   linear-gradient(180deg, #0a0c10 0%, #0f1520 100%);
  --shadow-sm:   0 1px 3px rgba(0,0,0,.4);
  --shadow-md:   0 4px 20px rgba(0,0,0,.5);
  --shadow-lg:   0 12px 48px rgba(0,0,0,.6);
  --shadow-glow: 0 0 40px rgba(59,125,216,.25);
  --radius:      12px;
  --radius-lg:   20px;
  --transition:  0.35s cubic-bezier(.4,0,.2,1);
  --header-h:    72px;
}

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

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

body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--c-bg);
  color: var(--c-text);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section { padding: 100px 0; }

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 8px;
  font-size: .9375rem;
  font-weight: 600;
  letter-spacing: .02em;
  transition: var(--transition);
  white-space: nowrap;
}
.btn--primary {
  background: var(--grad-accent);
  color: #fff;
  box-shadow: 0 4px 20px rgba(59,130,246,.35);
}
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(59,130,246,.5); }
.btn--ghost {
  background: transparent;
  color: var(--c-text);
  border: 1.5px solid var(--c-border);
}
.btn--ghost:hover { border-color: var(--c-accent2); color: var(--c-accent2); }
.btn--white {
  background: #fff;
  color: #0f1520;
}
.btn--white:hover { background: #e8f0ff; transform: translateY(-2px); }
.btn--lg { padding: 16px 36px; font-size: 1rem; border-radius: 10px; }
.btn--full { width: 100%; justify-content: center; }

/* ── Section headers ── */
.section__eyebrow {
  display: inline-block;
  font-family: 'Rajdhani', sans-serif;
  font-size: .8125rem;
  font-weight: 600;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--c-accent2);
  margin-bottom: 12px;
}
.section__title {
  font-family: 'Rajdhani', sans-serif;
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 700;
  line-height: 1.15;
  color: #fff;
  margin-bottom: 16px;
}
.section__sub {
  max-width: 560px;
  color: var(--c-muted);
  font-size: 1.0625rem;
}
.section__header { text-align: center; margin-bottom: 64px; }
.section__header .section__sub { margin: 0 auto; }

/* ══════════════════ HEADER ══════════════════ */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--header-h);
  transition: background var(--transition), box-shadow var(--transition);
}
.header.scrolled {
  background: rgba(10,12,16,.92);
  backdrop-filter: blur(20px) saturate(160%);
  -webkit-backdrop-filter: blur(20px) saturate(160%);
  box-shadow: 0 1px 0 var(--c-border);
}
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: 32px;
}
.header__logo img {
  height: 42px;
  width: auto;
  filter: brightness(1.15) contrast(1.05);
}
.header__nav {
  display: flex;
  align-items: center;
  gap: 36px;
}
.header__nav a {
  font-size: .9375rem;
  font-weight: 500;
  color: var(--c-muted);
  transition: color var(--transition);
  position: relative;
}
.header__nav a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0; right: 100%;
  height: 1.5px;
  background: var(--c-accent2);
  transition: right var(--transition);
}
.header__nav a:hover { color: #fff; }
.header__nav a:hover::after { right: 0; }
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 6px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--c-text);
  border-radius: 2px;
  transition: var(--transition);
}

/* ══════════════════ HERO ══════════════════ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: var(--header-h);
}
.hero__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 60% 40%, rgba(37,99,235,.18) 0%, transparent 70%),
    radial-gradient(ellipse 50% 50% at 15% 80%, rgba(139,92,246,.08) 0%, transparent 60%),
    linear-gradient(160deg, #05080f 0%, #0a0f1a 40%, #060810 100%);
}
.hero__particles {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.particle {
  position: absolute;
  width: 2px; height: 2px;
  border-radius: 50%;
  background: var(--c-accent2);
  opacity: 0;
  animation: particle-float linear infinite;
}
@keyframes particle-float {
  0%   { opacity: 0; transform: translateY(0) scale(0); }
  10%  { opacity: 1; }
  90%  { opacity: .6; }
  100% { opacity: 0; transform: translateY(-120vh) scale(1.5); }
}
/* Decorative grid */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(59,125,216,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(59,125,216,.04) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 70% 70% at 50% 50%, black 30%, transparent 80%);
}
.hero__content {
  position: relative;
  z-index: 1;
  max-width: 720px;
  padding: 80px 0;
}
.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: 'Rajdhani', sans-serif;
  font-size: .8125rem;
  font-weight: 600;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--c-accent2);
  margin-bottom: 24px;
}
.hero__eyebrow::before {
  content: '';
  display: block;
  width: 32px; height: 1.5px;
  background: var(--c-accent2);
}
.hero__title {
  font-family: 'Rajdhani', sans-serif;
  font-size: clamp(2.75rem, 6.5vw, 4.5rem);
  font-weight: 700;
  line-height: 1.1;
  color: #fff;
  margin-bottom: 24px;
}
.hero__title em {
  font-style: normal;
  background: var(--grad-steel);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero__desc {
  font-size: 1.125rem;
  color: var(--c-muted);
  max-width: 540px;
  margin-bottom: 40px;
  line-height: 1.75;
}
.hero__actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 64px; }
.hero__stats {
  display: flex;
  align-items: center;
  gap: 0;
}
.stat { text-align: center; padding: 0 28px; }
.stat:first-child { padding-left: 0; }
.stat__num {
  display: block;
  font-family: 'Rajdhani', sans-serif;
  font-size: 2.25rem;
  font-weight: 700;
  color: #fff;
  line-height: 1;
}
.stat__label {
  font-size: .8125rem;
  color: var(--c-muted);
  letter-spacing: .04em;
}
.stat__divider {
  width: 1px;
  height: 40px;
  background: var(--c-border);
}
.hero__scroll-hint {
  position: absolute;
  bottom: 36px; left: 50%;
  transform: translateX(-50%);
  z-index: 1;
}
.hero__scroll-hint span {
  display: block;
  width: 24px; height: 38px;
  border: 1.5px solid rgba(255,255,255,.2);
  border-radius: 12px;
  position: relative;
}
.hero__scroll-hint span::after {
  content: '';
  position: absolute;
  top: 6px; left: 50%;
  transform: translateX(-50%);
  width: 3px; height: 8px;
  background: var(--c-accent2);
  border-radius: 2px;
  animation: scroll-hint 1.8s ease-in-out infinite;
}
@keyframes scroll-hint {
  0%,100% { opacity: 1; transform: translateX(-50%) translateY(0); }
  50%      { opacity: 0; transform: translateX(-50%) translateY(10px); }
}

/* ══════════════════ ABOUT ══════════════════ */
.about { background: var(--c-surface); }
.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.about__visual { position: relative; }
.about__img-wrap {
  position: relative;
  aspect-ratio: 4/5;
  border-radius: var(--radius-lg);
  overflow: visible;
}
.about__img-inner {
  width: 100%;
  height: 100%;
  border-radius: var(--radius-lg);
  background:
    linear-gradient(135deg, rgba(59,125,216,.15) 0%, rgba(139,92,246,.1) 100%),
    repeating-linear-gradient(
      45deg,
      rgba(255,255,255,.015) 0px,
      rgba(255,255,255,.015) 1px,
      transparent 1px,
      transparent 40px
    );
  border: 1px solid var(--c-border);
  position: relative;
  overflow: hidden;
}
.about__img-inner::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 60% at 30% 30%, rgba(59,125,216,.25) 0%, transparent 70%),
    radial-gradient(ellipse 40% 40% at 80% 80%, rgba(138,176,212,.15) 0%, transparent 60%);
}
/* Decorative corner accents */
.about__img-inner::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  right: 0; bottom: 0;
  border-radius: var(--radius-lg);
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 60px,
    rgba(255,255,255,.02) 60px,
    rgba(255,255,255,.02) 61px
  );
  z-index: 1;
}
.about__badge {
  position: absolute;
  bottom: -20px;
  right: -20px;
  background: var(--grad-accent);
  color: #fff;
  padding: 18px 24px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: .875rem;
  font-weight: 600;
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  z-index: 2;
}
.about__badge svg { width: 24px; height: 24px; flex-shrink: 0; }

.about__text p {
  color: var(--c-muted);
  margin-bottom: 16px;
  font-size: 1.0625rem;
}
.about__list {
  margin: 28px 0 36px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.about__list li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: .9375rem;
  color: var(--c-text);
}
.about__list svg {
  width: 18px; height: 18px;
  color: var(--c-accent2);
  flex-shrink: 0;
}

/* ══════════════════ SERVICES ══════════════════ */
.services {
  background: var(--c-bg);
  position: relative;
  overflow: hidden;
}
.services__bg-lines {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(59,125,216,.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(59,125,216,.03) 1px, transparent 1px);
  background-size: 80px 80px;
  pointer-events: none;
}
.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.service-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--grad-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}
.service-card:hover { border-color: rgba(59,125,216,.35); transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.service-card:hover::before { transform: scaleX(1); }
.service-card__icon {
  width: 56px; height: 56px;
  border-radius: 14px;
  background: rgba(59,125,216,.1);
  border: 1px solid rgba(59,125,216,.2);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  color: var(--c-accent2);
  transition: var(--transition);
}
.service-card__icon svg { width: 28px; height: 28px; }
.service-card:hover .service-card__icon { background: rgba(59,125,216,.2); }
.service-card h3 {
  font-family: 'Rajdhani', sans-serif;
  font-size: 1.25rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 12px;
}
.service-card p { color: var(--c-muted); font-size: .9375rem; line-height: 1.65; }
.service-card__line {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(59,125,216,.3), transparent);
}

/* ══════════════════ PRODUCTS ══════════════════ */
.products { background: var(--c-surface); }
.products__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--c-border);
}
.product-item {
  background: var(--c-surface2);
  padding: 36px 32px;
  border-right: 1px solid var(--c-border);
  border-bottom: 1px solid var(--c-border);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.product-item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--grad-accent);
  opacity: 0;
  transition: opacity var(--transition);
}
.product-item:hover::after { opacity: .04; }
.product-item:hover { border-color: rgba(59,125,216,.3); }
.product-item__num {
  font-family: 'Rajdhani', sans-serif;
  font-size: 3rem;
  font-weight: 700;
  color: rgba(255,255,255,.05);
  line-height: 1;
  margin-bottom: 12px;
  transition: color var(--transition);
}
.product-item:hover .product-item__num { color: rgba(59,125,216,.2); }
.product-item h4 {
  font-family: 'Rajdhani', sans-serif;
  font-size: 1.125rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 8px;
}
.product-item p { font-size: .875rem; color: var(--c-muted); }

/* ══════════════════ CTA BAND ══════════════════ */
.cta-band {
  background: var(--grad-accent);
  padding: 64px 0;
  position: relative;
  overflow: hidden;
}
.cta-band::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 64px 64px;
}
.cta-band__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  position: relative;
}
.cta-band h2 {
  font-family: 'Rajdhani', sans-serif;
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  color: #fff;
  margin-bottom: 8px;
}
.cta-band p { color: rgba(255,255,255,.75); font-size: 1.0625rem; }

/* ══════════════════ CONTACT ══════════════════ */
.contact { background: var(--c-bg); }
.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 80px;
  align-items: start;
}
.contact__info p {
  color: var(--c-muted);
  font-size: 1.0625rem;
  margin-bottom: 36px;
}
.contact__cards { display: flex; flex-direction: column; gap: 16px; }
.contact__card {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 20px 24px;
  transition: var(--transition);
}
.contact__card:hover { border-color: rgba(59,125,216,.35); transform: translateX(4px); }
.contact__card-icon {
  width: 44px; height: 44px;
  border-radius: 10px;
  background: rgba(59,125,216,.1);
  border: 1px solid rgba(59,125,216,.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-accent2);
  flex-shrink: 0;
}
.contact__card-icon svg { width: 20px; height: 20px; }
.contact__card span {
  display: block;
  font-size: .75rem;
  color: var(--c-muted);
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: .08em;
}
.contact__card a {
  font-size: 1rem;
  font-weight: 500;
  color: var(--c-text);
  transition: color var(--transition);
}
.contact__card a:hover { color: var(--c-accent2); }

.contact__form {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 40px;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 8px; margin-bottom: 16px; }
.form-group label {
  font-size: .875rem;
  font-weight: 500;
  color: var(--c-text);
}
.form-group input,
.form-group textarea {
  background: var(--c-bg);
  border: 1.5px solid var(--c-border);
  border-radius: 8px;
  padding: 12px 16px;
  font: inherit;
  font-size: .9375rem;
  color: var(--c-text);
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
  resize: vertical;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: rgba(122,132,153,.5); }
.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--c-accent);
  box-shadow: 0 0 0 3px rgba(59,125,216,.15);
}

/* ══════════════════ FOOTER ══════════════════ */
.footer { background: var(--c-surface); }
.footer__top { padding: 80px 0 60px; }
.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 60px;
}
.footer__logo {
  height: 48px;
  width: auto;
  margin-bottom: 20px;
  filter: brightness(1.1) saturate(1.1);
}
.footer__brand p {
  font-size: .9375rem;
  color: var(--c-muted);
  line-height: 1.7;
  margin-bottom: 24px;
  max-width: 280px;
}
.footer__socials { display: flex; gap: 12px; }
.footer__socials a {
  width: 40px; height: 40px;
  border-radius: 10px;
  background: rgba(255,255,255,.04);
  border: 1px solid var(--c-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-muted);
  transition: var(--transition);
}
.footer__socials a:hover { background: var(--c-accent); border-color: var(--c-accent); color: #fff; transform: translateY(-2px); }
.footer__socials svg { width: 18px; height: 18px; }

.footer__col h5 {
  font-family: 'Rajdhani', sans-serif;
  font-size: .9375rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: #fff;
  margin-bottom: 20px;
}
.footer__col ul { display: flex; flex-direction: column; gap: 10px; }
.footer__col ul li a {
  font-size: .9375rem;
  color: var(--c-muted);
  transition: color var(--transition);
}
.footer__col ul li a:hover { color: var(--c-accent2); }

.footer__contact-list li {
  display: flex;
  align-items: center;
  gap: 12px;
}
.footer__contact-list svg {
  width: 16px; height: 16px;
  color: var(--c-accent2);
  flex-shrink: 0;
}

.footer__bottom {
  border-top: 1px solid var(--c-border);
  padding: 24px 0;
}
.footer__bottom-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.footer__bottom p {
  font-size: .875rem;
  color: var(--c-muted);
}

/* ══════════════════ AOS (scroll animations) ══════════════════ */
[data-aos] {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity .7s cubic-bezier(.4,0,.2,1), transform .7s cubic-bezier(.4,0,.2,1);
}
[data-aos].visible {
  opacity: 1;
  transform: none;
}

/* ══════════════════ RESPONSIVE ══════════════════ */

/* ── Tablet (≤ 1024px) ── */
@media (max-width: 1024px) {
  .services__grid       { grid-template-columns: repeat(2, 1fr); }
  .products__grid       { grid-template-columns: repeat(2, 1fr); }
  .footer__grid         { grid-template-columns: 1fr 1fr; row-gap: 48px; }
  .about__grid          { grid-template-columns: 1fr; gap: 48px; }
  .about__visual        { max-width: 520px; }
  .about__img-wrap      { aspect-ratio: 16/9; }
  .contact__grid        { grid-template-columns: 1fr; gap: 48px; }
}

/* ── Mobile (≤ 768px) ── */
@media (max-width: 768px) {
  :root { --header-h: 60px; }

  .container { padding: 0 16px; }
  .section   { padding: 64px 0; }

  /* Header */
  .header__nav,
  .header__cta { display: none; }

  .header__nav.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: var(--header-h);
    left: 0; right: 0; bottom: 0;
    background: rgba(8,10,16,.98);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    padding: 32px 24px;
    gap: 0;
    overflow-y: auto;
    z-index: 999;
    border-top: 1px solid var(--c-border);
  }
  .header__nav.open a {
    display: block;
    padding: 16px 0;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--c-text);
    border-bottom: 1px solid var(--c-border);
  }
  .header__nav.open a:last-child { border-bottom: none; }

  .hamburger { display: flex; }
  .hamburger.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }
  .hamburger.active span:nth-child(2) {
    opacity: 0; transform: scaleX(0);
  }
  .hamburger.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }
  .header__logo img { height: 34px; }

  /* Hero */
  .hero { min-height: 100svh; }
  .hero__content { padding: 48px 0 56px; }
  .hero__desc    { font-size: 1rem; }
  .hero__actions { gap: 12px; }
  .hero__actions .btn--lg { padding: 14px 24px; font-size: .9375rem; }
  .hero__stats   { gap: 0; flex-direction: row; flex-wrap: wrap; justify-content: flex-start; }
  .stat          { padding: 0 20px 0 0; }
  .stat__num     { font-size: 1.75rem; }
  .stat__divider { width: 1px; height: 32px; margin-right: 20px; }
  .hero__scroll-hint { display: none; }

  /* About */
  .about__visual  { max-width: 100%; }
  .about__img-wrap { aspect-ratio: 4/3; }
  .about__badge   { bottom: -16px; right: -8px; padding: 12px 16px; font-size: .8125rem; }

  /* Services */
  .services__grid  { grid-template-columns: 1fr; gap: 16px; }
  .service-card    { padding: 28px 24px; }

  /* Products */
  .products__grid  { grid-template-columns: 1fr; }
  .product-item    { padding: 28px 24px; }
  .product-item__num { font-size: 2.25rem; }

  /* CTA band */
  .cta-band        { padding: 48px 0; }
  .cta-band__inner { flex-direction: column; gap: 24px; text-align: center; }

  /* Contact */
  .contact__grid   { grid-template-columns: 1fr; gap: 36px; }
  .contact__form   { padding: 24px 20px; }
  .form-row        { grid-template-columns: 1fr; gap: 0; }

  /* Footer */
  .footer__top     { padding: 56px 0 40px; }
  .footer__grid    { grid-template-columns: 1fr; gap: 36px; }
  .footer__brand p { max-width: 100%; }
  .footer__logo    { height: 38px; }
  .footer__bottom-inner {
    flex-direction: column;
    gap: 6px;
    text-align: center;
  }

  /* Section titles */
  .section__title  { font-size: clamp(1.625rem, 7vw, 2.25rem); }

  /* WhatsApp button */
  .wa-float        { width: 52px; height: 52px; bottom: 20px; right: 20px; }
  .wa-float svg    { width: 26px; height: 26px; }
  .wa-float__tooltip { display: none; }
}

/* ── Small mobile (≤ 480px) ── */
@media (max-width: 480px) {
  .hero__stats     { flex-direction: column; align-items: flex-start; gap: 16px; }
  .stat__divider   { display: none; }
  .stat            { padding: 0; }

  .about__badge    { position: static; margin-top: 16px; border-radius: 10px; }
  .about__img-wrap { aspect-ratio: 3/2; }

  .contact__form   { padding: 20px 16px; }
  .btn--full       { font-size: .9rem; }

  .footer__socials { gap: 10px; }
  .footer__socials a { width: 36px; height: 36px; }

  .service-card__icon { width: 48px; height: 48px; }
  .service-card__icon svg { width: 24px; height: 24px; }
}

/* ══════════════════ WHATSAPP FLOAT ══════════════════ */
.wa-float {
  position: fixed;
  bottom: 32px; right: 32px;
  z-index: 999;
  width: 60px; height: 60px;
  border-radius: 50%;
  background: #25d366;
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 24px rgba(37,211,102,.45);
  transition: transform .3s cubic-bezier(.4,0,.2,1), box-shadow .3s;
}
.wa-float svg { width: 32px; height: 32px; }
.wa-float:hover { transform: scale(1.1); box-shadow: 0 8px 32px rgba(37,211,102,.6); }
.wa-float__tooltip {
  position: absolute;
  right: 72px;
  background: #1a1a1a;
  color: #fff;
  font-size: .8125rem;
  font-weight: 500;
  white-space: nowrap;
  padding: 8px 14px;
  border-radius: 8px;
  pointer-events: none;
  opacity: 0;
  transform: translateX(8px);
  transition: opacity .25s, transform .25s;
}
.wa-float__tooltip::after {
  content: '';
  position: absolute;
  right: -6px; top: 50%;
  transform: translateY(-50%);
  border: 6px solid transparent;
  border-right: none;
  border-left-color: #1a1a1a;
}
.wa-float:hover .wa-float__tooltip { opacity: 1; transform: translateX(0); }