/* ============================================================
   ENLER TASARIM — styles.css
   Mobile-first, Core Web Vitals optimized
   ============================================================ */

/* ---- Custom Properties ---- */
:root {
  --orange:       #F97316;
  --orange-dark:  #EA6C0A;
  --orange-light: #FFF7ED;
  --dark:         #0F172A;
  --dark-2:       #1E293B;
  --gray:         #64748B;
  --gray-light:   #E2E8F0;
  --bg:           #F8FAFC;
  --white:        #FFFFFF;
  --green:        #25D366;
  --green-dark:   #128C7E;

  --font:    'Inter', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  --radius:  12px;
  --radius-lg: 20px;
  --shadow:  0 1px 3px rgba(0,0,0,.06), 0 4px 16px rgba(0,0,0,.06);
  --shadow-md: 0 4px 24px rgba(0,0,0,.10);
  --shadow-lg: 0 12px 48px rgba(0,0,0,.16);
  --transition: 0.25s cubic-bezier(.4,0,.2,1);
  --header-h: 68px;
}

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font);
  color: var(--dark);
  background: var(--white);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
}

/* ---- Utilities ---- */
.container {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: 20px;
}
.text-orange { color: var(--orange); }
.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;
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  border-radius: 8px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
  text-decoration: none;
  letter-spacing: -.01em;
}
.btn--sm  { padding: 8px 16px;  font-size: .875rem; }
.btn--md  { padding: 12px 24px; font-size: .9375rem; }
.btn--lg  { padding: 15px 28px; font-size: 1rem; }
.btn--full { width: 100%; justify-content: center; }

.btn--primary {
  background: var(--orange);
  color: var(--white);
  border-color: var(--orange);
  box-shadow: 0 4px 16px rgba(249,115,22,.35);
}
.btn--primary:hover, .btn--primary:focus-visible {
  background: var(--orange-dark);
  border-color: var(--orange-dark);
  box-shadow: 0 6px 24px rgba(249,115,22,.45);
  transform: translateY(-1px);
}

.btn--outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,.6);
}
.btn--outline:hover, .btn--outline:focus-visible {
  background: rgba(255,255,255,.12);
  border-color: var(--white);
}

.btn--whatsapp {
  background: var(--green);
  color: var(--white);
  border-color: var(--green);
  box-shadow: 0 4px 16px rgba(37,211,102,.3);
}
.btn--whatsapp:hover, .btn--whatsapp:focus-visible {
  background: var(--green-dark);
  border-color: var(--green-dark);
  transform: translateY(-1px);
}

/* ---- Header ---- */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--header-h);
  background: rgba(15,23,42,.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,.06);
  transition: background var(--transition), box-shadow var(--transition);
}
.header.scrolled {
  background: rgba(15,23,42,.98);
  box-shadow: var(--shadow-md);
}
.header__inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.header__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.logo-mark {
  width: 38px; height: 38px;
  background: var(--orange);
  color: var(--white);
  border-radius: 8px;
  display: grid;
  place-items: center;
  font-size: 1.125rem;
  font-weight: 800;
  flex-shrink: 0;
}
.logo-text {
  color: var(--white);
  font-size: 1rem;
  letter-spacing: -.02em;
  line-height: 1.2;
}
.logo-text strong { display: block; font-weight: 800; }
.header__nav {
  display: none;
  gap: 28px;
}
.header__nav a {
  color: rgba(255,255,255,.8);
  font-size: .875rem;
  font-weight: 500;
  transition: color var(--transition);
}
.header__nav a:hover { color: var(--white); }
.header__cta {
  display: none;
  gap: 10px;
}
.nav-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  background: none;
  border: none;
  cursor: pointer;
  flex-shrink: 0;
}
.nav-toggle span {
  display: block;
  width: 24px; height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition);
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---- Mobile Nav ---- */
.mobile-nav {
  position: fixed;
  top: var(--header-h);
  left: 0; right: 0;
  background: var(--dark);
  padding: 24px 20px 32px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  transform: translateY(-110%);
  transition: transform .35s cubic-bezier(.4,0,.2,1);
  z-index: 999;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.mobile-nav.open { transform: translateY(0); }
.mobile-nav__link {
  color: rgba(255,255,255,.85);
  font-size: 1.125rem;
  font-weight: 500;
  padding: 12px 8px;
  border-bottom: 1px solid rgba(255,255,255,.06);
  transition: color var(--transition);
}
.mobile-nav__link:hover { color: var(--orange); }
.mobile-nav__cta {
  display: flex;
  gap: 12px;
  margin-top: 20px;
  flex-wrap: wrap;
}
.mobile-nav__cta .btn { flex: 1; justify-content: center; }

/* ---- Section Shared ---- */
.section { padding: 80px 0; }
.section__header {
  text-align: center;
  max-width: 640px;
  margin-inline: auto;
  margin-bottom: 56px;
}
.section__eyebrow {
  display: inline-block;
  color: var(--orange);
  font-size: .8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .1em;
  margin-bottom: 10px;
}
.section__title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -.03em;
  color: var(--dark);
  margin-bottom: 16px;
}
.section__sub {
  color: var(--gray);
  font-size: 1rem;
  line-height: 1.7;
}

/* ---- HERO ---- */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding-top: var(--header-h);
}
.hero__bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, #0F172A 0%, #1E293B 40%, #0F172A 100%);
}
.hero__bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 70% 30%, rgba(249,115,22,.18) 0%, transparent 70%),
    radial-gradient(ellipse 40% 60% at 20% 80%, rgba(249,115,22,.08) 0%, transparent 70%);
}
.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 60%, rgba(15,23,42,.6) 100%);
}
.hero__content {
  position: relative;
  z-index: 1;
  text-align: center;
  color: var(--white);
  padding-top: 40px;
  padding-bottom: 80px;
}
.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--orange);
  font-size: .875rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: 20px;
  background: rgba(249,115,22,.12);
  padding: 6px 16px;
  border-radius: 100px;
  border: 1px solid rgba(249,115,22,.25);
}
.hero__title {
  font-size: clamp(2rem, 6vw, 4rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -.04em;
  margin-bottom: 20px;
  color: var(--white);
}
.hero__sub {
  font-size: clamp(1rem, 2.5vw, 1.2rem);
  color: rgba(255,255,255,.75);
  max-width: 580px;
  margin-inline: auto;
  margin-bottom: 36px;
  line-height: 1.7;
}
.hero__sub strong { color: var(--white); }
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
  margin-bottom: 56px;
}
.hero__stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  background: rgba(255,255,255,.06);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius-lg);
  padding: 20px 32px;
  max-width: 480px;
  margin-inline: auto;
}
.hero__stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 0 24px;
  flex: 1;
}
.hero__stat strong {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--orange);
  line-height: 1;
}
.hero__stat span {
  font-size: .75rem;
  color: rgba(255,255,255,.6);
  text-align: center;
}
.hero__stat-divider {
  width: 1px;
  height: 40px;
  background: rgba(255,255,255,.15);
  flex-shrink: 0;
}
.hero__scroll {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255,255,255,.5);
  animation: bounce 2s infinite;
  transition: color var(--transition);
}
.hero__scroll:hover { color: var(--white); }
@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(6px); }
}

/* ---- SERVICES ---- */
.services { background: var(--bg); }
.services__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}
.service-card {
  background: var(--white);
  border: 1px solid var(--gray-light);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--orange);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}
.service-card:hover::before { transform: scaleX(1); }
.service-card:hover {
  border-color: var(--orange);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.service-card--full {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  flex-wrap: wrap;
}
.service-card__icon {
  width: 52px; height: 52px;
  background: var(--orange-light);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-bottom: 16px;
  color: var(--orange);
}
.service-card--full .service-card__icon { margin-bottom: 0; }
.service-card__icon svg { width: 26px; height: 26px; }
.service-card__title {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 8px;
  letter-spacing: -.02em;
}
.service-card__desc {
  color: var(--gray);
  font-size: .9rem;
  line-height: 1.65;
  margin-bottom: 16px;
}
.service-card--full .service-card__desc { margin-bottom: 12px; }
.service-card__link {
  color: var(--orange);
  font-size: .875rem;
  font-weight: 600;
  transition: gap var(--transition), color var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.service-card__link:hover { color: var(--orange-dark); gap: 8px; }

/* ---- WHY US ---- */
.why-us { background: var(--dark); }
.why-us .section__title { color: var(--white); }
.why-us .section__eyebrow { color: var(--orange); }
.why-us__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-bottom: 48px;
}
.why-card {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  position: relative;
  transition: var(--transition);
}
.why-card:hover {
  background: rgba(255,255,255,.07);
  border-color: rgba(249,115,22,.3);
  transform: translateY(-2px);
}
.why-card__num {
  font-size: 3rem;
  font-weight: 900;
  color: rgba(249,115,22,.12);
  line-height: 1;
  position: absolute;
  top: 16px; right: 20px;
  letter-spacing: -.05em;
}
.why-card__icon {
  width: 48px; height: 48px;
  color: var(--orange);
  margin-bottom: 16px;
}
.why-card__icon svg { width: 100%; height: 100%; }
.why-card h3 {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 8px;
  letter-spacing: -.02em;
}
.why-card p {
  color: rgba(255,255,255,.55);
  font-size: .9rem;
  line-height: 1.65;
}
.why-us__cta { text-align: center; }

/* ---- PORTFOLIO ---- */
.portfolio { background: var(--white); }
.portfolio__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
.portfolio__item {
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4/3;
  position: relative;
}
.portfolio__item--lg {
  grid-column: 1 / -1;
  aspect-ratio: 16/7;
}
.portfolio__placeholder {
  width: 100%; height: 100%;
  background: linear-gradient(135deg, #1E293B 0%, #334155 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: var(--transition);
  cursor: default;
}
.portfolio__item:hover .portfolio__placeholder {
  background: linear-gradient(135deg, var(--orange-dark) 0%, var(--orange) 100%);
}
.portfolio__placeholder span {
  color: var(--white);
  font-size: .9375rem;
  font-weight: 600;
  text-align: center;
  padding: 0 16px;
}
.portfolio__placeholder small {
  color: rgba(255,255,255,.6);
  font-size: .75rem;
}
.portfolio__note {
  text-align: center;
  margin-top: 28px;
  color: var(--gray);
  font-size: .9rem;
}
.portfolio__note a {
  color: var(--orange);
  font-weight: 600;
}
.portfolio__note a:hover { text-decoration: underline; }

/* ---- PROCESS ---- */
.process { background: var(--bg); }
.process__steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  position: relative;
}
.process__step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  position: relative;
  padding: 0 16px 48px;
}
.process__step:last-child { padding-bottom: 0; }
.process__step-num {
  width: 52px; height: 52px;
  background: var(--orange);
  color: var(--white);
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 1.25rem;
  font-weight: 800;
  flex-shrink: 0;
  margin-bottom: 0;
  position: relative;
  z-index: 1;
  box-shadow: 0 0 0 6px rgba(249,115,22,.15);
}
.process__connector {
  width: 2px;
  height: 40px;
  background: linear-gradient(to bottom, var(--orange), rgba(249,115,22,.2));
  margin: 8px auto;
}
.process__step:last-child .process__connector { display: none; }
.process__step-icon {
  width: 56px; height: 56px;
  color: var(--orange);
  margin: 8px auto 12px;
}
.process__step-icon svg { width: 100%; height: 100%; }
.process__step h3 {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 8px;
  letter-spacing: -.02em;
}
.process__step p {
  color: var(--gray);
  font-size: .9rem;
  line-height: 1.65;
  max-width: 260px;
}

/* ---- TESTIMONIALS ---- */
.testimonials { background: var(--white); }
.testimonials__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}
.testimonial-card {
  background: var(--bg);
  border: 1px solid var(--gray-light);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  transition: var(--transition);
}
.testimonial-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--orange);
}
.testimonial-card__stars {
  color: #F59E0B;
  font-size: 1.1rem;
  letter-spacing: 2px;
  margin-bottom: 12px;
}
.testimonial-card p {
  color: var(--dark-2);
  font-size: .9375rem;
  line-height: 1.7;
  margin-bottom: 16px;
  font-style: italic;
}
.testimonial-card p::before { content: '"'; }
.testimonial-card p::after  { content: '"'; }
.testimonial-card footer {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.testimonial-card footer strong {
  font-size: .9rem;
  font-weight: 700;
  color: var(--dark);
}
.testimonial-card footer span {
  font-size: .8125rem;
  color: var(--gray);
}

/* ---- CONTACT ---- */
.contact { background: var(--bg); }
.contact__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}
.contact__form-wrap {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  box-shadow: var(--shadow);
  border: 1px solid var(--gray-light);
}
.contact__form-wrap h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 24px;
  color: var(--dark);
  letter-spacing: -.02em;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 18px;
}
.form-group label {
  font-size: .875rem;
  font-weight: 600;
  color: var(--dark-2);
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1.5px solid var(--gray-light);
  border-radius: 8px;
  color: var(--dark);
  background: var(--bg);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
  font-size: .9375rem;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--orange);
  box-shadow: 0 0 0 3px rgba(249,115,22,.12);
  background: var(--white);
}
.form-group input.error,
.form-group select.error {
  border-color: #EF4444;
}
.form-group textarea { resize: vertical; min-height: 100px; }
.form-error {
  font-size: .8125rem;
  color: #EF4444;
  font-weight: 500;
  min-height: 18px;
}
.form-privacy {
  margin-top: 14px;
  font-size: .8125rem;
  color: var(--gray);
  text-align: center;
}
.form-privacy a { color: var(--orange); font-weight: 600; }
.form-success {
  text-align: center;
  padding: 40px 20px;
}
.form-success h4 {
  font-size: 1.25rem;
  font-weight: 700;
  margin: 16px 0 8px;
}
.form-success p { color: var(--gray); font-size: .9375rem; }
.form-success p a { color: var(--orange); font-weight: 600; }
.form-success svg { margin-inline: auto; }

.contact__info {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.contact__info-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.contact__info-item {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--white);
  border: 1px solid var(--gray-light);
  border-radius: var(--radius);
  padding: 16px 18px;
  transition: var(--transition);
  cursor: default;
}
a.contact__info-item {
  cursor: pointer;
}
a.contact__info-item:hover {
  border-color: var(--orange);
  box-shadow: var(--shadow);
  transform: translateX(3px);
}
.contact__info-icon {
  width: 44px; height: 44px;
  background: var(--orange-light);
  color: var(--orange);
  border-radius: 10px;
  display: grid;
  place-items: center;
  flex-shrink: 0;
}
.contact__info-icon--green {
  background: rgba(37,211,102,.1);
  color: var(--green-dark);
}
.contact__info-icon svg { width: 22px; height: 22px; }
.contact__info-item > div:last-child {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.contact__info-item strong {
  font-size: .8125rem;
  font-weight: 700;
  color: var(--dark);
  text-transform: uppercase;
  letter-spacing: .04em;
}
.contact__info-item span {
  font-size: .9375rem;
  color: var(--dark-2);
}
.map-wrap {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--gray-light);
  box-shadow: var(--shadow);
}

/* ---- FOOTER ---- */
.footer { background: var(--dark); padding: 60px 0 0; }
.footer__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.footer__brand .header__logo { margin-bottom: 12px; }
.footer__brand p {
  color: rgba(255,255,255,.5);
  font-size: .875rem;
  line-height: 1.7;
  max-width: 300px;
}
.footer__links {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.footer__links h4 {
  color: var(--white);
  font-size: .8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  margin-bottom: 6px;
}
.footer__links a,
.footer__contact a,
.footer__contact span {
  color: rgba(255,255,255,.5);
  font-size: .875rem;
  transition: color var(--transition);
  display: block;
}
.footer__links a:hover,
.footer__contact a:hover { color: var(--orange); }
.footer__contact {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.footer__contact h4 {
  color: var(--white);
  font-size: .8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  margin-bottom: 6px;
}
.footer__bottom {
  padding: 20px 0;
  text-align: center;
}
.footer__bottom p {
  color: rgba(255,255,255,.3);
  font-size: .8125rem;
}

/* ---- WHATSAPP FLOATING BUTTON ---- */
.whatsapp-float {
  position: fixed;
  bottom: 88px;
  right: 20px;
  width: 56px; height: 56px;
  background: var(--green);
  color: var(--white);
  border-radius: 50%;
  display: grid;
  place-items: center;
  z-index: 900;
  box-shadow: 0 4px 20px rgba(37,211,102,.4);
  transition: var(--transition);
}
.whatsapp-float:hover {
  background: var(--green-dark);
  transform: scale(1.08);
  box-shadow: 0 6px 28px rgba(37,211,102,.5);
}
.whatsapp-float__tooltip {
  position: absolute;
  right: 68px;
  white-space: nowrap;
  background: var(--dark);
  color: var(--white);
  font-size: .8125rem;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 6px;
  pointer-events: none;
  opacity: 0;
  transform: translateX(8px);
  transition: var(--transition);
}
.whatsapp-float:hover .whatsapp-float__tooltip {
  opacity: 1;
  transform: translateX(0);
}

/* ---- CALL FLOATING BUTTON (Mobile) ---- */
.call-float {
  position: fixed;
  bottom: 20px;
  right: 20px;
  width: 56px; height: 56px;
  background: var(--orange);
  color: var(--white);
  border-radius: 50%;
  display: grid;
  place-items: center;
  z-index: 900;
  box-shadow: 0 4px 20px rgba(249,115,22,.4);
  transition: var(--transition);
}
.call-float:hover {
  background: var(--orange-dark);
  transform: scale(1.08);
}

/* ---- Pulse animation for floating buttons ---- */
.whatsapp-float::after,
.call-float::after {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid currentColor;
  opacity: 0;
  animation: pulse-ring 2.5s ease-out infinite;
}
.call-float::after { color: var(--orange); }
.whatsapp-float::after { color: var(--green); }
@keyframes pulse-ring {
  0%   { transform: scale(1); opacity: .7; }
  100% { transform: scale(1.5); opacity: 0; }
}

/* ---- Fade-in animation for sections ---- */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .6s ease, transform .6s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---- RESPONSIVE — Tablet (640px+) ---- */
@media (min-width: 640px) {
  .services__grid    { grid-template-columns: repeat(2, 1fr); }
  .why-us__grid      { grid-template-columns: repeat(2, 1fr); }
  .testimonials__grid { grid-template-columns: repeat(2, 1fr); }
  .portfolio__grid   { grid-template-columns: repeat(3, 1fr); }
  .portfolio__item--lg { grid-column: 1 / -1; }
  .process__steps    { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .process__connector { display: none; }
  .footer__inner     { grid-template-columns: repeat(2, 1fr); }
}

/* ---- RESPONSIVE — Desktop (1024px+) ---- */
@media (min-width: 1024px) {
  :root { --header-h: 72px; }
  .container { padding-inline: 40px; }

  .header__nav  { display: flex; }
  .header__cta  { display: flex; }
  .nav-toggle   { display: none; }
  .mobile-nav   { display: none; }

  .services__grid    { grid-template-columns: repeat(3, 1fr); }
  .why-us__grid      { grid-template-columns: repeat(4, 1fr); }
  .testimonials__grid { grid-template-columns: repeat(3, 1fr); }
  .process__steps    { grid-template-columns: repeat(4, 1fr); }

  .contact__inner {
    grid-template-columns: 1.1fr 1fr;
    align-items: start;
  }
  .footer__inner { grid-template-columns: 2fr 1fr 1fr 1.2fr; }

  .call-float { display: none; }

  .whatsapp-float { bottom: 32px; right: 32px; width: 60px; height: 60px; }
  .whatsapp-float svg { width: 30px; height: 30px; }
}

/* ---- RESPONSIVE — Large (1280px+) ---- */
@media (min-width: 1280px) {
  .section { padding: 100px 0; }
}

/* ---- Accessibility ---- */
:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 3px;
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
  html { scroll-behavior: auto; }
}