/* ═══════════ DESIGN TOKENS ═══════════ */
:root {
  --navy: #050A34;
  --blue: #092676;
  --skyblue: #94B6EF;
  --terra: #924B12;
  --gold: #E4D979;
  --sand: #924B12;
  --brown: #43302E;
  --cream: #F5F0EA;
  --offwhite: #FAF8F5;
  --white: #FFFFFF;
  --font-serif: 'TAN Pearl', 'Georgia', serif;
  --font-sans: 'Open Sauce One', 'Segoe UI', sans-serif;
  --font-astoria: 'TAN Astoria', 'Georgia', serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background: var(--white);
  color: var(--navy);
  font-family: var(--font-sans);
  font-weight: 300;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Site-wide flowing texture */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url('img/tex-soft.png') center/cover no-repeat;
  opacity: .08;
  pointer-events: none;
  z-index: 0;
}

body::after {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url('img/tex-curl.png') center/contain no-repeat;
  opacity: .05;
  pointer-events: none;
  z-index: 0;
}

::-webkit-scrollbar {
  width: 4px;
}

::-webkit-scrollbar-track {
  background: var(--white);
}

::-webkit-scrollbar-thumb {
  background: var(--sand);
  border-radius: 4px;
}

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

img {
  display: block;
  max-width: 100%;
}

/* ═══════════ NAV ═══════════ */
.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1.8rem 3.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background .5s, padding .4s, backdrop-filter .5s;
}

.site-nav.scrolled {
  background: rgba(255, 255, 255, .92);
  backdrop-filter: blur(20px) saturate(1.4);
  padding: 1rem 3.5rem;
  box-shadow: 0 1px 0 rgba(148, 182, 239, .12);
}

.logo {
  display: flex;
  align-items: center;
}

.logo-img {
  height: 70px;
  width: auto;
  transition: height .3s, filter .3s;
}

.logo:hover .logo-img {
  filter: brightness(1.1);
}

.site-nav.scrolled .logo-img {
  height: 55px;
}

/* ═══════════ BRAND TEXTURE OVERLAYS ═══════════ */
.hero-tex,
.section-tex {
  position: absolute;
  pointer-events: none;
  z-index: 1;
  opacity: .35;
}

.hero-tex--quarter {
  top: -5%;
  right: -5%;
  width: 45%;
  max-width: 500px;
}

.hero-tex--wave1 {
  bottom: 10%;
  left: -8%;
  width: 40%;
  max-width: 450px;
  opacity: .25;
}

.hero-tex--warm {
  top: 25%;
  right: 10%;
  width: 30%;
  max-width: 350px;
  opacity: .20;
}

.section-tex--arch {
  position: absolute;
  top: -10%;
  right: -5%;
  width: 30%;
  max-width: 350px;
  opacity: .22;
}

.section-tex--wave2 {
  position: absolute;
  bottom: -5%;
  left: -5%;
  width: 35%;
  max-width: 400px;
  opacity: .20;
}

.section-tex--services-quarter {
  position: absolute;
  bottom: -10%;
  right: -8%;
  width: 35%;
  max-width: 400px;
  opacity: .18;
  transform: rotate(180deg);
}

.section-tex--services-warm {
  position: absolute;
  top: -5%;
  left: -5%;
  width: 25%;
  max-width: 300px;
  opacity: .15;
}

.section-tex--contact-arch {
  position: absolute;
  top: 10%;
  right: -5%;
  width: 50%;
  max-width: 600px;
  opacity: .30;
  mix-blend-mode: screen;
}

.section-tex--contact-wave {
  position: absolute;
  bottom: 5%;
  left: -3%;
  width: 50%;
  max-width: 600px;
  opacity: .25;
  mix-blend-mode: screen;
}

.nav-links {
  display: flex;
  gap: 2.5rem;
  list-style: none;
}

.nav-links a {
  font-size: .68rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--navy);
  opacity: .45;
  transition: opacity .3s;
  font-weight: 400;
}

.nav-links a:hover {
  opacity: 1;
}

.burger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 28px;
  height: 20px;
  position: relative;
  z-index: 105;
}

.burger span {
  display: block;
  width: 100%;
  height: 1.5px;
  background: var(--navy);
  position: absolute;
  left: 0;
  transition: all .35s;
}

.burger span:nth-child(1) {
  top: 0;
}

.burger span:nth-child(2) {
  top: 50%;
  transform: translateY(-50%);
}

.burger span:nth-child(3) {
  bottom: 0;
}

.burger.open span:nth-child(1) {
  top: 50%;
  transform: translateY(-50%) rotate(45deg);
}

.burger.open span:nth-child(2) {
  opacity: 0;
}

.burger.open span:nth-child(3) {
  bottom: 50%;
  transform: translateY(50%) rotate(-45deg);
}

.mobile-overlay {
  position: fixed;
  inset: 0;
  background: var(--white);
  z-index: 101;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity .4s;
}

.mobile-overlay.open {
  opacity: 1;
  pointer-events: all;
}

.mobile-overlay a {
  font-family: var(--font-serif);
  font-size: 2.2rem;
  font-weight: 400;
  font-style: italic;
  color: var(--navy);
  transition: color .3s;
}

.mobile-overlay a:hover {
  color: var(--skyblue);
}

/* ═══════════ HERO ═══════════ */
.hero {
  min-height: 100svh;
  position: relative;
  display: flex;
  align-items: stretch;
  overflow: hidden;
  background: var(--white);
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(.85) saturate(.6) contrast(1.05);
  opacity: .15;
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255, 255, 255, .6) 0%, rgba(255, 255, 255, .3) 40%, rgba(255, 255, 255, .9) 100%);
}

/* Wave overlay SVG at bottom of hero */
.hero-wave {
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  z-index: 2;
  line-height: 0;
}

.hero-wave svg {
  width: 100%;
  height: 120px;
}

/* Sand texture stripe — replaced by wave */
.sand-stripe {
  display: none;
}

/* FIX: padding-top empurra o conteúdo abaixo do logo fixo da navbar */
.hero-inner {
  position: relative;
  z-index: 4;
  width: 100%;
  max-width: 1380px;
  margin: 0 auto;
  padding: 200px 4.5rem 4rem;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 3rem;
  align-items: start;
  min-height: 100svh;
}

/* ── Hero Left ── */
.hero-content {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  padding: 2rem 0;
}

.hero-label {
  font-size: .85rem;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--sand);
  font-weight: 500;
  margin-bottom: .5rem;
  opacity: 0;
  animation: revealUp .8s ease .2s forwards;
}

.hero-heading {
  font-family: var(--font-serif);
  font-size: clamp(4.5rem, 8.5vw, 9rem);
  font-weight: 300;
  line-height: .9;
  letter-spacing: -.03em;
  color: var(--navy);
  opacity: 0;
  animation: revealUp .9s ease .35s forwards;
}

.hero-heading i {
  font-style: italic;
  color: var(--skyblue);
}

.hero-sub {
  font-family: var(--font-sans);
  font-size: clamp(1.1rem, 1.5vw, 1.35rem);
  font-weight: 300;
  font-style: italic;
  color: var(--sand);
  line-height: 1.7;
  max-width: 400px;
  opacity: 0;
  animation: revealUp .9s ease .5s forwards;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: .8rem;
  background: var(--navy);
  color: var(--white);
  font-family: var(--font-sans);
  font-size: .7rem;
  font-weight: 600;
  letter-spacing: .18em;
  text-transform: uppercase;
  padding: 1.1rem 2.4rem;
  border: none;
  cursor: pointer;
  transition: transform .3s, box-shadow .3s, background .3s;
  opacity: 0;
  animation: revealUp .9s ease .65s forwards;
}

.hero-cta:hover {
  background: var(--skyblue);
  color: var(--navy);
  transform: translateY(-2px);
  box-shadow: 0 16px 48px rgba(5, 10, 52, .15);
}

.hero-cta svg {
  width: 14px;
  height: 14px;
}

/* ── Hero Right — Featured Projects (A24-style) ── */
.hero-featured {
  display: flex;
  flex-direction: column;
  gap: 0;
  padding: 2rem 0;
  opacity: 0;
  animation: fadeIn 1s ease .6s forwards;
}

.featured-title-item {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid rgba(5, 10, 52, .06);
  cursor: pointer;
  transition: opacity .3s;
  position: relative;
  overflow: hidden;
}

.featured-title-item:hover {
  opacity: 1 !important;
}

.featured-title-item:hover~.featured-title-item,
.hero-featured:hover .featured-title-item {
  opacity: .3;
}

.hero-featured:hover .featured-title-item:hover {
  opacity: 1;
}

.featured-title-item h2 {
  font-family: var(--font-astoria);
  font-size: clamp(2rem, 3.5vw, 3.2rem);
  font-weight: 300;
  font-style: italic;
  color: var(--navy);
  transition: transform .4s cubic-bezier(.23, 1, .32, 1);
}

.featured-title-item:hover h2 {
  transform: translateX(12px);
}

.featured-title-item sup {
  font-family: var(--font-sans);
  font-size: .6rem;
  font-weight: 400;
  color: var(--sand);
  letter-spacing: .1em;
  opacity: .6;
}

.featured-title-item .arrow-icon {
  margin-left: auto;
  opacity: 0;
  transform: translateX(-10px);
  transition: opacity .3s, transform .3s;
  color: var(--skyblue);
}

.featured-title-item:hover .arrow-icon {
  opacity: 1;
  transform: translateX(0);
}

/* ── Scroll indicator ── */
.scroll-arrow {
  position: absolute;
  bottom: 3rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 5;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .5rem;
  animation: float 2.5s ease-in-out infinite;
}

.scroll-arrow span {
  font-size: .55rem;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--sand);
  opacity: .5;
}

/* ═══════════ WAVE DIVIDERS BETWEEN SECTIONS ═══════════ */
.wave-divider {
  position: relative;
  width: 100%;
  line-height: 0;
  overflow: hidden;
  z-index: 5;
  margin: -1px 0;
}

.wave-divider svg {
  width: 100%;
  height: 80px;
  display: block;
}

.wave-divider--flip svg {
  transform: scaleY(-1);
}

/* ═══════════ SECTION: RIO DETAILS (waves/sand/cristo) ═══════════ */
.rio-section {
  position: relative;
  padding: 6rem 0;
  overflow: hidden;
  background: var(--white);
}

.rio-grid {
  max-width: 1380px;
  margin: 0 auto;
  padding: 0 3.5rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  position: relative;
  z-index: 2;
}

.rio-card {
  position: relative;
  overflow: hidden;
  border-radius: 0;
  transition: transform .6s cubic-bezier(.23, 1, .32, 1);
  box-shadow: 0 8px 40px rgba(5, 10, 52, .08);
}

.rio-card:hover {
  transform: scale(1.02);
}

.rio-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 320px;
}

.rio-card figcaption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 2rem;
  background: linear-gradient(transparent, rgba(5, 10, 52, .85));
}

.rio-card .eyebrow {
  font-size: .58rem;
  letter-spacing: .25em;
  text-transform: uppercase;
  color: var(--sand);
  margin-bottom: .4rem;
}

.rio-card h3 {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  font-weight: 300;
  font-style: italic;
  color: var(--white);
}

.rio-card--full {
  grid-column: 1 / -1;
}

.rio-card--full img {
  min-height: 400px;
  max-height: 500px;
}

/* ═══════════ SERVICES (A24 stack style) ═══════════ */
.services {
  background: var(--white);
  padding: 5rem 0 6rem;
  position: relative;
  overflow: hidden;
}

.services-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 3.5rem;
  position: relative;
  z-index: 2;
}

.section-header {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: end;
  margin-bottom: 4rem;
}

.label {
  font-size: .85rem;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--sand);
  font-weight: 500;
  margin-bottom: .8rem;
}

.heading-lg {
  font-family: var(--font-serif);
  font-size: clamp(2.2rem, 4.5vw, 3.6rem);
  font-weight: 300;
  line-height: 1.08;
  letter-spacing: -.02em;
  color: var(--navy);
}

.heading-lg i {
  font-style: italic;
  color: var(--skyblue);
}

.body-text {
  font-family: var(--font-sans);
  font-size: .88rem;
  line-height: 1.85;
  color: var(--sand);
  max-width: 400px;
  font-weight: 300;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.service-card {
  position: relative;
  padding: 2.8rem 2rem 2.5rem;
  background: var(--white);
  border: 1px solid rgba(148, 182, 239, .12);
  overflow: hidden;
  transition: transform .5s cubic-bezier(.23, 1, .32, 1), box-shadow .5s, border-color .4s;
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 24px 64px rgba(5, 10, 52, .08);
  border-color: rgba(148, 182, 239, .25);
}

.service-card__num {
  font-family: var(--font-serif);
  font-size: 3rem;
  font-weight: 300;
  color: var(--skyblue);
  opacity: .2;
  line-height: 1;
  margin-bottom: .8rem;
}

.service-card__icon {
  width: 48px;
  height: 24px;
  background: var(--skyblue);
  border-radius: 48px 48px 0 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: 2px;
  margin-bottom: 1.3rem;
  opacity: .7;
}

.service-card__icon svg {
  width: 14px;
  height: 14px;
}

.service-card__title {
  font-family: var(--font-astoria);
  font-size: 1.4rem;
  font-weight: 400;
  font-style: italic;
  color: var(--navy);
  margin-bottom: .8rem;
}

.service-card__desc {
  font-size: .82rem;
  line-height: 1.8;
  color: var(--sand);
  font-weight: 300;
}

.service-card__bar {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--skyblue), var(--sand));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .6s cubic-bezier(.23, 1, .32, 1);
}

.service-card:hover .service-card__bar {
  transform: scaleX(1);
}

/* ═══════════ CONTACT / ORCAMENTO ═══════════ */
.contact {
  position: relative;
  padding: 7rem 0 6rem;
  overflow: hidden;
  background: var(--navy);
}

.contact::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--skyblue), transparent);
  opacity: .2;
}

/* ═══════════ FOOTER WHITE THEME ═══════════ */

.contact-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 3.5rem;
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 5rem;
  align-items: start;
  position: relative;
  z-index: 2;
}

.contact-left {
  padding-top: 1rem;
}

.contact .label {
  color: var(--sand);
}

.contact .heading-lg {
  color: var(--white);
}

.contact .heading-lg i {
  color: var(--skyblue);
}

.contact .body-text {
  color: rgba(255, 255, 255, .5);
}

.wpp-link {
  display: inline-flex;
  align-items: center;
  gap: .8rem;
  background: rgba(196, 153, 121, .18);
  backdrop-filter: blur(16px) saturate(1.6);
  -webkit-backdrop-filter: blur(16px) saturate(1.6);
  border: 1px solid rgba(196, 153, 121, .35);
  color: #C49979;
  font-family: var(--font-sans);
  font-size: .68rem;
  font-weight: 600;
  letter-spacing: .18em;
  text-transform: uppercase;
  padding: 1.1rem 2.2rem;
  margin-top: 2rem;
  border-radius: 12px;
  position: relative;
  overflow: hidden;
  transition: transform .4s cubic-bezier(.23,1,.32,1), box-shadow .4s, background .4s, border-color .4s;
  box-shadow: 0 4px 24px rgba(196,153,121,.12), inset 0 1px 0 rgba(255,255,255,.15);
}


.wpp-link::before {
  content: '';
  position: absolute;
  top: 0; left: -50%;
  width: 200%; height: 100%;
  background: linear-gradient(105deg, transparent 40%, rgba(255,255,255,.12) 45%, rgba(255,255,255,.2) 50%, rgba(255,255,255,.12) 55%, transparent 60%);
  transition: transform .6s ease;
  transform: translateX(-100%);
}

.wpp-link:hover::before { transform: translateX(100%); }

.wpp-link:hover {
  background: rgba(196, 153, 121, .3);
  border-color: rgba(196, 153, 121, .55);
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(196,153,121,.25), inset 0 1px 0 rgba(255,255,255,.2);
  color: #fff;
}

.wpp-link svg {
  width: 18px;
  height: 18px;
}

.contact-info {
  margin-top: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: .8rem;
}

.contact-item__icon {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 1px solid rgba(148, 182, 239, .15);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-item__icon svg {
  width: 13px;
  height: 13px;
}

.contact-item__text {
  font-size: .75rem;
  color: rgba(255, 255, 255, .4);
  letter-spacing: .04em;
}

.contact-item__text a {
  color: var(--skyblue);
  transition: color .2s;
}

.contact-item__text a:hover {
  color: var(--white);
}

/* Form */
.form-panel {
  background: rgba(255, 255, 255, .03);
  border: 1px solid rgba(255, 255, 255, .06);
  padding: 2.5rem 2.2rem;
  position: relative;
}

.form-panel::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--skyblue), var(--sand));
}

.form-title {
  font-family: var(--font-astoria);
  font-size: 1.4rem;
  font-weight: 400;
  font-style: italic;
  color: var(--white);
  margin-bottom: .3rem;
}

.form-subtitle {
  font-size: .72rem;
  color: rgba(255, 255, 255, .3);
  margin-bottom: 1.8rem;
  letter-spacing: .04em;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-field {
  margin-bottom: 1rem;
}

.form-field label {
  display: block;
  font-size: .58rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--sand);
  margin-bottom: .4rem;
  font-weight: 500;
}

.form-field input,
.form-field textarea,
.form-field select {
  width: 100%;
  background: rgba(255, 255, 255, .03);
  border: 1px solid rgba(255, 255, 255, .07);
  color: var(--white);
  font-family: var(--font-sans);
  font-size: .82rem;
  font-weight: 300;
  padding: .8rem 1rem;
  outline: none;
  transition: border-color .3s, background .3s;
}

.form-field input::placeholder,
.form-field textarea::placeholder {
  color: rgba(255, 255, 255, .18);
}

.form-field input:focus,
.form-field textarea:focus,
.form-field select:focus {
  border-color: rgba(148, 182, 239, .35);
  background: rgba(148, 182, 239, .04);
}

.form-field textarea {
  resize: vertical;
  min-height: 80px;
}

.form-field select option {
  background: var(--navy);
  color: var(--white);
}

.btn-send {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .8rem;
  width: 100%;
  padding: 1.1rem 2rem;
  background: rgba(196, 153, 121, .2);
  backdrop-filter: blur(16px) saturate(1.6);
  -webkit-backdrop-filter: blur(16px) saturate(1.6);
  border: 1px solid rgba(196, 153, 121, .35);
  color: #C49979;
  font-family: var(--font-sans);
  font-size: .68rem;
  font-weight: 600;
  letter-spacing: .18em;
  text-transform: uppercase;
  cursor: pointer;
  margin-top: .3rem;
  border-radius: 12px;
  position: relative;
  overflow: hidden;
  transition: transform .4s cubic-bezier(.23,1,.32,1), box-shadow .4s, background .4s, border-color .4s;
  box-shadow: 0 4px 24px rgba(196,153,121,.12), inset 0 1px 0 rgba(255,255,255,.15);
}


.btn-send::before {
  content: '';
  position: absolute;
  top: 0; left: -50%;
  width: 200%; height: 100%;
  background: linear-gradient(105deg, transparent 40%, rgba(255,255,255,.12) 45%, rgba(255,255,255,.2) 50%, rgba(255,255,255,.12) 55%, transparent 60%);
  transition: transform .6s ease;
  transform: translateX(-100%);
}

.btn-send:hover::before { transform: translateX(100%); }

.btn-send:hover {
  background: rgba(196, 153, 121, .32);
  border-color: rgba(196, 153, 121, .55);
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(196,153,121,.25), inset 0 1px 0 rgba(255,255,255,.2);
  color: #fff;
}

.btn-send svg {
  width: 14px;
  height: 14px;
}

/* ═══════════ FOOTER ═══════════ */
.site-footer {
  position: relative;
  background: var(--white);
  padding: 2.5rem 3.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid rgba(148, 182, 239, .12);
  overflow: hidden;
}

.site-footer__brand {
  font-family: var(--font-serif);
  font-size: .78rem;
  font-weight: 500;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: #092676;
}

.site-footer__copy {
  font-size: .58rem;
  color: #092676;
  letter-spacing: .1em;
}

.site-footer__links {
  display: flex;
  gap: 1.5rem;
}

.site-footer__links a {
  font-size: .6rem;
  letter-spacing: .14em;
  color: #092676;
  opacity: .6;
  transition: opacity .3s;
}

.site-footer__links a:hover {
  opacity: 1;
}

/* ═══════════ ANIMATIONS ═══════════ */
@keyframes revealUp {
  from {
    opacity: 0;
    transform: translateY(32px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

@keyframes float {

  0%,
  100% {
    transform: translateX(-50%) translateY(0);
  }

  50% {
    transform: translateX(-50%) translateY(-8px);
  }
}

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .9s cubic-bezier(.23, 1, .32, 1), transform .9s cubic-bezier(.23, 1, .32, 1);
}

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

.reveal-d1 {
  transition-delay: .1s;
}

.reveal-d2 {
  transition-delay: .22s;
}

.reveal-d3 {
  transition-delay: .35s;
}

.reveal-d4 {
  transition-delay: .48s;
}

/* ═══════════ RESPONSIVE ═══════════ */
@media (max-width:960px) {
  .site-nav {
    padding: 1.2rem 1.8rem;
  }

  .site-nav.scrolled {
    padding: .9rem 1.8rem;
  }

  .nav-links {
    display: none;
  }

  .burger {
    display: block;
  }

  .logo-img {
    height: 84px;
  }

  .site-nav.scrolled .logo-img {
    height: 66px;
  }

  .hero-inner {
    grid-template-columns: 1fr;
    padding: 160px 1.8rem 5rem;
    gap: 1.5rem;
    min-height: auto;
  }

  .hero-featured {
    order: -1;
  }

  .featured-title-item h2 {
    font-size: 1.8rem;
  }

  .rio-grid {
    grid-template-columns: 1fr;
    padding: 0 1.8rem;
  }

  .section-header {
    grid-template-columns: 1fr;
    gap: 1.2rem;
  }

  .services-container {
    padding: 0 1.8rem;
  }

  .services-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .contact-container {
    grid-template-columns: 1fr;
    gap: 3rem;
    padding: 0 1.8rem;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .site-footer {
    flex-direction: column;
    gap: .8rem;
    text-align: center;
    padding: 1.5rem 1.8rem;
  }
}

@media (max-width:480px) {
  .hero-heading {
    font-size: clamp(3rem, 14vw, 4.5rem);
  }

  .logo-img {
    height: 72px;
  }

  .site-nav.scrolled .logo-img {
    height: 57px;
  }

  .service-card {
    padding: 2rem 1.5rem 1.8rem;
  }

  .form-panel {
    padding: 1.8rem 1.3rem;
  }
}