/* ═══════════════════════════════════════════════════════
   AMBIANCE — Design System & Tokens
   ═══════════════════════════════════════════════════════ */

:root {
  /* Colors — New Ambiance Palette */
  --color-cream: #FFF7EA;
  --color-cream-dark: #F0E8DA;
  --color-gold: #7C360F;
  --color-gold-light: #A4592E;
  --color-olive: #363A20;
  --color-olive-light: #4A4F30;
  --color-charcoal: #744B34;
  --color-charcoal-mid: #363A20;
  --color-warm-gray: #8A7B6F;
  --color-warm-gray-lt: #B5A89A;
  --color-white: #FFFFFF;
  --color-black: #744B34;

  /* Typography — Sora only */
  --font-body: 'Sora', 'Helvetica Neue', sans-serif;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --space-3xl: 8rem;

  /* Container */
  --container-max: 1344px;
  --container-pad: 48px;

  /* Transitions */
  --ease-out: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-smooth: cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: 0.3s var(--ease-out);
  --transition-medium: 0.6s var(--ease-smooth);
  --transition-slow: 1s var(--ease-smooth);
}

/* ═══════════════════════════════════════════════════════
   RESET & BASE
   ═══════════════════════════════════════════════════════ */

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-weight: 200;
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-charcoal);
  background-color: var(--color-cream);
  overflow-x: hidden;
}

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

a {
  text-decoration: none;
  color: inherit;
  transition: color var(--transition-fast);
}

ul {
  list-style: none;
}

/* ═══════════════════════════════════════════════════════
   UTILITY CLASSES
   ═══════════════════════════════════════════════════════ */

.section-label {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-warm-gray);
  display: block;
  margin-bottom: var(--space-md);
}

.section-label--light {
  color: var(--color-warm-gray-lt);
}

/* Fade-in scroll animation */
.fade-in {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s var(--ease-smooth), transform 0.8s var(--ease-smooth);
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ═══════════════════════════════════════════════════════
   BUTTONS
   ═══════════════════════════════════════════════════════ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  padding: 14px 36px;
  border-radius: 9999px;
  border: 1px solid var(--color-charcoal);
  background: transparent;
  color: var(--color-charcoal);
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
}

.btn span,
.btn {
  position: relative;
  z-index: 1;
}

.btn--primary {
  border-color: var(--color-white);
  color: var(--color-white);
}

.btn--lg {
  padding: 18px 48px;
  font-size: 0.85rem;
}

/* ═══════════════════════════════════════════════════════
   HEADER
   ═══════════════════════════════════════════════════════ */

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 24px 0;
  background: transparent;
  transition: all var(--transition-medium);
}

.header--scrolled {
  background: rgba(255, 247, 234, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 16px 0;
  box-shadow: 0 1px 0 rgba(116, 75, 52, 0.08);
}

.header--scrolled .header__logo,
.header--scrolled .header__logo-text,
.header--scrolled .header__logo-icon,
.header--scrolled .header__nav-link {
  color: var(--color-gold);
}

.header--scrolled .header__menu-btn span {
  background: var(--color-gold);
}

.header__container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--color-cream);
  text-decoration: none;
  z-index: 1001;
}

.header__logo-icon {
  font-size: 1rem;
  color: var(--color-white);
  transition: color var(--transition-fast);
}

.header__logo-text {
  font-family: var(--font-body);
  font-size: 1.3rem;
  font-weight: 200;
  letter-spacing: 0.12em;
  text-transform: lowercase;
  color: var(--color-white);
  transition: color var(--transition-fast);
}

.header__logo-svg {
  height: 20px;
  width: auto;
  transition: filter var(--transition-fast), color var(--transition-fast);
}

.header__nav-list {
  display: flex;
  align-items: center;
  gap: 40px;
}

.header__nav-link {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 200;
  letter-spacing: 0.05em;
  color: var(--color-white);
  position: relative;
  transition: color var(--transition-fast);
}

.header__nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: currentColor;
  transition: width var(--transition-fast);
}

.header__nav-link:hover::after {
  width: 100%;
}

/* Hamburger */
.header__menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 1001;
}

.header__menu-btn span {
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--color-white);
  transition: all var(--transition-fast);
}

.header__menu-btn.active span:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}

.header__menu-btn.active span:nth-child(2) {
  opacity: 0;
}

.header__menu-btn.active span:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* Mobile Nav */
.mobile-nav {
  position: fixed;
  inset: 0;
  z-index: 999;
  background: var(--color-olive);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-medium);
}

.mobile-nav.active {
  opacity: 1;
  pointer-events: all;
}

.mobile-nav__list {
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.mobile-nav__link {
  font-family: var(--font-body);
  font-size: 2rem;
  font-weight: 200;
  letter-spacing: 0.04em;
  color: var(--color-cream);
  transition: opacity var(--transition-fast);
}

.mobile-nav__link:hover {
  opacity: 0.6;
}

/* ═══════════════════════════════════════════════════════
   HERO SECTION
   ═══════════════════════════════════════════════════════ */

.hero {
  position: relative;
  height: 100vh;
  min-height: 700px;
  display: flex;
  align-items: flex-end;
  justify-content: flex-start;
  overflow: hidden;
}

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

.hero__bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: opacity 0.5s ease;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom,
      rgba(26, 23, 20, 0.15) 0%,
      rgba(26, 23, 20, 0.30) 50%,
      rgba(26, 23, 20, 0.65) 100%);
}

.hero__content {
  position: relative;
  z-index: 2;
  padding: 0 var(--container-pad);
  padding-bottom: 80px;
  max-width: var(--container-max);
  margin: 0 auto;
  width: 100%;
}

.hero__tagline {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 200;
  letter-spacing: 0.2em;
  text-transform: lowercase;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: var(--space-md);
}

.hero__title {
  font-family: var(--font-body);
  font-weight: 200;
  color: var(--color-white);
  line-height: 1.1;
  margin-bottom: var(--space-lg);
}

.hero__title-line {
  display: block;
  font-size: clamp(2.5rem, 5vw, 4rem);
}

.hero__title-line--italic {
  font-weight: 200;
  font-size: clamp(2.5rem, 5vw, 4rem);
}

.hero__cta-row {
  display: flex;
  align-items: center;
  gap: 24px;
}

/* Hero Navigation Arrows */
.hero__nav {
  position: absolute;
  right: var(--container-pad);
  bottom: 80px;
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 24px;
}

.hero__nav-btn {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: var(--color-white);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.hero__nav-btn:hover {
  background: var(--color-white);
  color: var(--color-charcoal);
  border-color: var(--color-white);
}

.hero__nav-counter {
  font-family: var(--font-body);
  color: var(--color-white);
  font-weight: 300;
  letter-spacing: 0.1em;
  display: flex;
  align-items: center;
  gap: 8px;
}

.hero__nav-current {
  font-size: 1.2rem;
}

.hero__nav-sep {
  color: rgba(255, 255, 255, 0.5);
}

.hero__nav-total {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.7);
}

/* ═══════════════════════════════════════════════════════
   SERVICES SECTION
   ═══════════════════════════════════════════════════════ */

.services {
  background: var(--color-charcoal-mid);
  padding: var(--space-3xl) 0;
}

.services__container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
}

.services__header {
  margin-bottom: var(--space-xl);
}

.services__header .section-label {
  color: var(--color-cream);
}

.services__title {
  font-family: var(--font-body);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 200;
  color: var(--color-cream);
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 64px;
}

.services__card {
  position: relative;
}

.services__card-divider {
  width: 40px;
  height: 2px;
  background: var(--color-cream);
  margin-bottom: var(--space-lg);
}

.services__card-title {
  font-family: var(--font-body);
  font-size: 1.05rem;
  font-weight: 400;
  color: var(--color-cream);
  margin-bottom: var(--space-sm);
  letter-spacing: 0.02em;
}

.services__card-text {
  font-size: 0.88rem;
  font-weight: 200;
  line-height: 1.8;
  color: var(--color-cream);
}

/* Card borders */
.services__card:not(:last-child)::after {
  content: '';
  position: absolute;
  right: -32px;
  top: 0;
  bottom: 0;
  width: 1px;
  background: rgba(255, 247, 234, 0.3);
}

/* ═══════════════════════════════════════════════════════
   PROCESS / METHODOLOGY SECTION
   ═══════════════════════════════════════════════════════ */

.process {
  background: var(--color-cream);
  padding: var(--space-3xl) 0 var(--space-xl);
}

.process__container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.process__steps {
  display: flex;
  flex-direction: column;
  gap: 48px;
}

.process__step {
  display: flex;
  gap: 32px;
  align-items: flex-start;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

.process__step:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.process__step-number {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--color-gold);
  min-width: 32px;
  padding-top: 4px;
  letter-spacing: 0.05em;
}

.process__step-name {
  font-family: var(--font-body);
  font-size: 1.5rem;
  font-weight: 200;
  color: var(--color-charcoal);
  margin-bottom: var(--space-xs);
}

.process__step-description {
  font-size: 0.88rem;
  font-weight: 200;
  color: var(--color-warm-gray);
  line-height: 1.8;
}

.process__visual {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.process__image-wrapper {
  overflow: hidden;
  position: relative;
}

.process__image-wrapper:first-child {
  grid-row: 1 / 3;
}

.process__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease-smooth);
}

.process__image-wrapper:hover .process__image {
  transform: scale(1.03);
}

/* ═══════════════════════════════════════════════════════
   MOTION DESIGN SECTION
   ═══════════════════════════════════════════════════════ */

.motion {
  background: #7C360F;
  padding: var(--space-3xl) 0;
  text-align: center;
}

.motion__container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
}

.motion .section-label {
  color: rgba(255, 247, 234, 0.6);
  margin-bottom: var(--space-md);
}

.motion__title {
  font-family: var(--font-body);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 200;
  color: var(--color-cream);
  line-height: 1.2;
  margin-bottom: var(--space-xl);
}

.motion__video-wrapper {
  position: relative;
  width: 100%;
  max-width: 1000px;
  margin: 0 auto;
  aspect-ratio: 16 / 9;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
}

.motion__video-placeholder span {
  font-family: var(--font-body);
  color: rgba(255, 247, 234, 0.4);
  letter-spacing: 0.15em;
  font-size: 0.8rem;
  text-transform: uppercase;
}

/* ═══════════════════════════════════════════════════════
   TESTIMONIALS SECTION
   ═══════════════════════════════════════════════════════ */

.testimonials {
  background: var(--color-cream);
  padding: var(--space-xl) 0 var(--space-md);
  overflow: hidden;
}

.testimonials__marquee {
  width: 100%;
  overflow: hidden;
  position: relative;
  display: flex;
  gap: 32px;
}

.testimonials__track {
  display: flex;
  gap: 32px;
  flex-shrink: 0;
  animation: marquee 60s linear infinite;
}

.testimonial-card {
  background: var(--color-cream);
  padding: 40px 56px;
  border-radius: 4px;
  font-family: var(--font-body);
  font-size: 1.15rem;
  font-weight: 300;
  color: var(--color-gold);
  border: 1px solid rgba(124, 54, 15, 0.1);
  box-shadow: 0 10px 30px rgba(124, 54, 15, 0.05);
  min-width: 450px;
}

.testimonial__author {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
}

.testimonial__avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(124, 54, 15, 0.1);
}

.testimonial__name {
  font-weight: 500;
  font-size: 0.95rem;
}

@keyframes marquee {
  from {
    transform: translateX(0);
  }

  to {
    transform: translateX(calc(-100% - 32px));
  }
}

/* ═══════════════════════════════════════════════════════
   SOBRE NÓS (ABOUT) SECTION
   ═══════════════════════════════════════════════════════ */

.about {
  background: #FFF8F0;
  padding: var(--space-3xl) 0;
  overflow: hidden;
}

.about__container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about .section-label {
  color: var(--color-warm-gray);
}

.about__title {
  font-family: var(--font-body);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 200;
  color: var(--color-charcoal);
  line-height: 1.2;
  margin-bottom: var(--space-lg);
}

.about__description {
  font-size: 0.95rem;
  font-weight: 200;
  color: var(--color-charcoal);
  line-height: 1.9;
}

.about__images {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.about__image-wrapper {
  overflow: hidden;
  position: relative;
}

.about__image-wrapper:first-child {
  grid-row: 1 / 3;
}

.about__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease-smooth);
}

.about__image-wrapper:hover .about__image {
  transform: scale(1.03);
}

/* ═══════════════════════════════════════════════════════
   FINAL CTA SECTION
   ═══════════════════════════════════════════════════════ */

.cta-section {
  background: var(--color-cream);
  padding: var(--space-lg) 0 var(--space-3xl);
}

.cta-section__container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.cta-section__title {
  font-family: var(--font-body);
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 200;
  color: var(--color-gold);
  line-height: 1.15;
  margin-bottom: var(--space-md);
}

.cta-section__text {
  font-size: 0.95rem;
  font-weight: 200;
  color: var(--color-gold);
  max-width: 480px;
  margin-bottom: var(--space-xl);
  line-height: 1.8;
}

.cta-section .btn--primary {
  border-color: var(--color-gold);
  color: var(--color-gold);
}

/* ═══════════════════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════════════════ */

.footer {
  background: #2B2622;
  padding: var(--space-xl) 0 var(--space-md);
  border-top: none;
}

.footer__container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
}

.footer__top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  margin-bottom: var(--space-md);
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: var(--space-sm);
}

.footer__logo-svg {
  height: 20px;
  width: auto;
  color: var(--color-cream);
}

.footer__tagline {
  font-size: 0.8rem;
  font-weight: 300;
  color: #8A8380;
}

.footer__links {
  display: flex;
  gap: 80px;
}

.footer__col-title {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: #8A8380;
  margin-bottom: var(--space-md);
}

.footer__col-list li {
  margin-bottom: 10px;
}

.footer__col-list a {
  font-size: 0.85rem;
  font-weight: 300;
  color: rgba(255, 255, 255, 0.6);
  transition: color var(--transition-fast);
}

.footer__col-list a:hover {
  color: var(--color-cream);
}

.footer__bottom {
  text-align: center;
}

.footer__copyright {
  font-size: 0.75rem;
  font-weight: 300;
  color: #8A8380;
}

/* ═══════════════════════════════════════════════════════
   RESPONSIVE — TABLET ( ≤ 1024px )
   ═══════════════════════════════════════════════════════ */

@media (max-width: 1024px) {
  :root {
    --container-pad: 32px;
  }

  .header__nav {
    display: none;
  }

  .header__menu-btn {
    display: flex;
  }

  .services__grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .services__card::after {
    display: none !important;
  }

  .process__container {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .process__visual {
    order: -1;
  }

  .about__container {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .footer__top {
    flex-direction: column;
    gap: 40px;
  }

  .footer__links {
    gap: 48px;
  }
}

/* ═══════════════════════════════════════════════════════
   RESPONSIVE — MOBILE ( ≤ 640px )
   ═══════════════════════════════════════════════════════ */

@media (max-width: 640px) {
  :root {
    --container-pad: 20px;
    --space-3xl: 5rem;
    --space-2xl: 4rem;
  }

  .hero__content {
    padding-bottom: 60px;
  }

  .hero__title-line {
    font-size: 2rem;
  }

  .hero__title-line--italic {
    font-size: 2rem;
  }

  .hero__scroll-indicator {
    display: none;
  }

  .services__grid {
    gap: 36px;
  }

  .process__step {
    flex-direction: column;
    gap: 12px;
  }

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

  .process__image-wrapper:first-child {
    grid-row: auto;
  }

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

  .about__image-wrapper:first-child {
    grid-row: auto;
  }

  .footer__links {
    flex-direction: column;
    gap: 32px;
  }

  .cta-section__title {
    font-size: 2rem;
  }

  .btn--lg {
    padding: 16px 36px;
    font-size: 0.8rem;
  }

  .mobile-nav__link {
    font-size: 1.8rem;
  }
}