/* =====================
   DESIGN TOKENS
   ===================== */
:root {
  --color-bg: #f5f5f5;
  --color-surface: #ffffff;
  --color-text: #111111;
  --color-text-muted: #6a6a6a;
  --color-accent: #c8f135;
  --color-accent-dark: #a8d020;
  --color-border: #e8e8e4;
  --color-tag-bg: #f6f6f6;

  --font-sans: 'Inter', sans-serif;

  --space-4: 4px;
  --space-8: 8px;
  --space-16: 16px;
  --space-24: 24px;
  --space-32: 32px;
  --space-48: 48px;
  --space-64: 64px;
  --space-96: 96px;

  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-pill: 100px;

  --max-width: 1200px;
  --transition: 0.2s ease;
}

/* =====================
   RESET & BASE
   ===================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

/* =====================
   NAV
   ===================== */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-16) var(--space-24);
  background: var(--color-bg);
}

.nav-logo img {
  height: 28px;
  width: auto;
  image-rendering: -webkit-optimize-contrast;
  image-rendering: crisp-edges;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-32);
  list-style: none;
}

.nav-links a {
  font-size: 16px;
  color: var(#111111);
  transition: color var(--transition);
}

.nav-links a:hover {
  color: var(--color-text);
}

/* =====================
   BUTTONS
   ===================== */
.btn-primary {
  background: var(--color-text);
  color: #fff !important;
  padding: 10px 20px;
  border-radius: var(--radius-pill);
  font-size: 14px;
  font-weight: 500;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  display: inline-block;
}

.btn-primary:hover {
  background: #333;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.btn-secondary {
  background: transparent;
  color: var(--color-text);
  padding: 10px 20px;
  border-radius: var(--radius-pill);
  font-size: 14px;
  font-weight: 500;
  border: 1.5px solid var(--color-text);
  transition: background var(--transition), transform var(--transition);
  display: inline-block;
}

.btn-secondary:hover {
  background: #d8d8d3;
  color: var(--color-text);
  transform: translateY(-1px);
}

/* =====================
   HERO
   ===================== */
.hero {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-96) var(--space-24) var(--space-96);
  text-align: center;
}

.location-icon {
  width: 24px;
  height: 24px;
  object-fit: contain;
  background: var(--color-accent);
  border-radius: 50%;
  padding: 1px;
  display: inline-block;
  flex-shrink: 0;
}

.hero-location {
  display: inline-flex;
  align-items: center;
  gap: var(--space-8);
  font-size: 14px;
  color: #000000;
  margin-bottom: var(--space-32);
  background: var(--color-surface);
  padding: 4px 14px 4px 4px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-border);
}

.hero-text h1 {
  font-size: clamp(48px, 8vw, 88px);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -2px;
  margin-bottom: var(--space-32);
}

.highlight {
  color: var(--color-text);
  position: relative;
  display: inline-block;
}

.highlight::after {
  display: none;
}

.green-doodle {
  display: inline-block;
  position: absolute;
  right: 0px;
  top: 50%;
  transform: translateY(-50%);
  height: 120%;
  width: auto;
  z-index: -1;
  pointer-events: none;
}

.hero-sub {
  font-size: 24px;
  color: var(#111111);
  margin-bottom: var(--space-64);
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-16);
}

/* =====================
   WORK / CASE CARDS
   ===================== */
.work {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-24) var(--space-96);
  display: flex;
  flex-direction: column;
  gap: var(--space-48);
}

.case-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-32);
  padding: var(--space-48);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
  cursor: pointer;
}

.case-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.08);
}

.case-meta {
  display: flex;
  align-items: center;
  gap: var(--space-16);
  margin-bottom: var(--space-16);
}

.case-tag {
  font-size: 11px;
  font-weight: 500;
  color: var(--color-text-muted);
  background: var(--color-tag-bg);
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.case-year {
  font-size: 12px;
  color: var(--color-text-muted);
}

.case-card-content h2 {
  font-size: 28px;
  font-weight: 500;
  line-height: 1.3;
  margin-bottom: var(--space-24);
  letter-spacing: -0.3px;
}

.case-card-content p {
  font-size: 16px;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-32);
}

.case-metrics {
  display: flex;
  gap: var(--space-32);
  margin-bottom: var(--space-64);
}

.metric-value {
  display: block;
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.5px;
  line-height: 1.1;
}

.metric-label {
  display: block;
  font-size: 12px;
  color: var(--color-text-muted);
  margin-top: 2px;
}

.case-link-wrap {
  display: inline-flex;
  align-items: center;
  gap: var(--space-16);
}

.case-link {
  font-size: 16px;
  font-weight: 500;
  color: var(--color-text);
  background: none;
  padding: 0;
  border-radius: 0;
  border-bottom: 1.5px solid var(--color-text);
  transition: opacity var(--transition);
  display: inline-block;
}

.case-link:hover {
  opacity: 0.6;
}

.case-link-arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-accent);
  font-size: 16px;
  color: var(--color-text);
  flex-shrink: 0;
  transition: background var(--transition), transform var(--transition);
}

.case-link-wrap:hover .case-link-arrow {
  background: var(--color-accent-dark);
  transform: translateX(3px);
}

.case-card-image {
  display: flex;
  align-items: center;
  justify-content: center;
}

.case-card-image img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  object-fit: cover;
  transition: transform var(--transition);
}

.case-card:hover .case-card-image img {
  transform: scale(1.02);
}

/* =====================
   ABOUT
   ===================== */
.about {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-96) var(--space-24);
  text-align: center;
}

.about-doodle {
  margin-bottom: var(--space-32);
}

.about-doodle img {
  height: 140px;
  width: auto;
  margin: 0 auto;
  opacity: 0.7;
}

.about-headline h2 {
  font-size: clamp(32px, 5vw, 52px);
  font-weight: 400;
  letter-spacing: -1.5px;
  line-height: 1.1;
  margin-bottom: var(--space-16);
}

.about-headline p {
  font-size: 18px;
  color: var(--color-text-muted);
  margin-bottom: var(--space-48);
}

.about-body {
  display: flex;
  justify-content: center;
  margin-top: var(--space-48);
}

.about-photo img {
  width: 90%;
  max-width: var(--max-width);
  height: auto;
  object-fit: contain;
  display: block;
  margin: 0 auto;
}

.about-text {
  display: flex;
  flex-direction: column;
  gap: var(--space-16);
  padding-top: var(--space-16);
}

.about-text p {
  font-size: 15px;
  line-height: 1.75;
  color: #444;
}

/* =====================
   STILL HERE
   ===================== */
.still-here {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-96) var(--space-24) var(--space-64);
}

.still-here-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: var(--space-48);
}

.still-here-header-text {
  text-align: center;
}

.still-here-header h2 {
  font-size: clamp(36px, 6vw, 60px);
  font-weight: 400;
  letter-spacing: -1.5px;
  line-height: 1;
  margin-bottom: var(--space-16);
}

.still-here-header p {
  font-size: 18px;
  color: var(--color-text-muted);
}

.smile-doodle {
  height: 120px;
  width: auto;
  margin-top: -24px;
  align-self: flex-end; 
}

.underline-animated {
  position: relative;
  display: inline-block;
}

.underline-animated::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: -4px;
  right: -4px;
  height: 100%;
  border: 2.5px solid var(--color-accent);
  border-radius: 50%;
  pointer-events: none;
  z-index: -1;
}

/* =====================
   CONTENT CARDS (Still Here)
   ===================== */
.content-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-16);
}

.content-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-24) var(--space-32);
  gap: var(--space-32);
  transition: transform var(--transition), box-shadow var(--transition);
  cursor: pointer;
}

.content-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.06);
}

.content-card-inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-16);
  flex: 1;
  min-width: 0;
}

.content-label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.content-title {
  font-size: 20px;
  font-weight: 400;
  color: var(--color-text);
  line-height: 1.4;
}

.content-author {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.author-avatar {
  width: 40px;
  height: 40px;
  border-radius: 0;
  object-fit: contain;
  flex-shrink: 0;
}

.author-name {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text);
  line-height: 1.2;
}

.author-pub {
  display: block;
  font-size: 12px;
  color: var(--color-text-muted);
}

.content-arrow-circle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-accent);
  font-size: 16px;
  color: var(--color-text);
  flex-shrink: 0;
  transition: background var(--transition), transform var(--transition);
}

.content-card:hover .content-arrow-circle {
  background: var(--color-accent-dark);
  transform: translateX(3px);
}

/* =====================
   FOOTER
   ===================== */
.footer {
  text-align: center;
  padding: var(--space-32) var(--space-24);
  font-size: 13px;
  color: var(--color-text-muted);
  border-top: 1px solid var(--color-border);
  max-width: var(--max-width);
  margin: 0 auto;
}

/* =====================
   BURGER BUTTON (hidden on desktop)
   ===================== */
.nav-burger {
  display: none;
}

/* =====================
   RESPONSIVE
   ===================== */
@media (max-width: 680px) {
  .case-card {
    grid-template-columns: 1fr;
  }

  .case-card-image {
    order: -1;
  }

  .about-body {
    grid-template-columns: 1fr;
  }

  .still-here-header {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--space-16);
  }

  .smile-doodle {
    height: 80px;
  }

  .content-card {
    padding: var(--space-16) var(--space-24);
  }

  /* --- NAV MOBILE --- */
  .nav-burger {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    z-index: 200;
  }

  .nav-burger span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--color-text);
    border-radius: 2px;
    transition: transform 0.25s ease, opacity 0.25s ease;
    transform-origin: center;
  }

  /* Burger → X quando aberto */
  .nav-burger.open span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

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

  .nav-burger.open span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  /* Links escondidos por padrão no mobile */
  .nav-links {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-bg);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-32);
    z-index: 150;
    list-style: none;
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links a {
    font-size: 24px;
    font-weight: 400;
    color: var(--color-text);
  }

  .nav-links .btn-primary {
    font-size: 16px;
    padding: 12px 28px;
  }
}