/* ==========================================================================
   Leblon Mídia — Design System
   Baseado no Manual da Marca: Preto 45% / Branco 45% / Ouro 5%
   ========================================================================== */

:root {
  --color-bg: #FBFAF5;
  --color-surface: #F1EEE3;
  --color-border: #E1DDCC;
  --color-accent: #F99F19;
  --color-accent-deep: #C97A00;
  --color-accent-soft: #F99F1922;
  --color-on-accent: #1A1208;
  --color-text-primary: #16150F;
  --color-text-muted: #625E4F;
  --color-gradient: linear-gradient(135deg, #FFC168 0%, #F99F19 55%, #C97A00 100%);

  --color-ink: #0A0A08;
  --color-ink-surface: #17170F;
  --color-ink-border: #2C2B1E;
  --color-on-ink: #F6F4E9;
  --color-on-ink-muted: #A6A38E;

  --pattern-on-light: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='70' viewBox='0 0 140 70'%3E%3Cg fill='%2316150F'%3E%3Crect x='-30' y='6' width='100' height='30' rx='15'/%3E%3Crect x='70' y='6' width='100' height='30' rx='15'/%3E%3Crect x='10' y='40' width='100' height='30' rx='15'/%3E%3Crect x='110' y='40' width='100' height='30' rx='15'/%3E%3C/g%3E%3C/svg%3E");
  --pattern-on-dark: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='70' viewBox='0 0 140 70'%3E%3Cg fill='%23F6F4E9'%3E%3Crect x='-30' y='6' width='100' height='30' rx='15'/%3E%3Crect x='70' y='6' width='100' height='30' rx='15'/%3E%3Crect x='10' y='40' width='100' height='30' rx='15'/%3E%3Crect x='110' y='40' width='100' height='30' rx='15'/%3E%3C/g%3E%3C/svg%3E");

  --font-display: 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'Space Mono', 'Courier New', monospace;

  --container-max: 1200px;
  --pad-mobile: 24px;
  --pad-desktop: 48px;
  --section-pad-mobile: 80px;
  --section-pad-desktop: 120px;

  --radius-card: 4px;
  --radius-btn: 2px;

  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text-primary);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; }
ul { list-style: none; margin: 0; padding: 0; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  margin: 0;
}

/* Focus visibility */
a:focus-visible,
button:focus-visible,
.service-toggle:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: var(--pad-mobile);
  padding-right: var(--pad-mobile);
}
@media (min-width: 768px) {
  .container { padding-left: var(--pad-desktop); padding-right: var(--pad-desktop); }
}

.skip-link {
  position: absolute;
  top: -100px;
  left: 16px;
  background: var(--color-accent);
  color: var(--color-on-accent);
  padding: 10px 18px;
  border-radius: var(--radius-btn);
  font-weight: 600;
  z-index: 1000;
  transition: top 0.2s var(--ease);
}
.skip-link:focus { top: 16px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  border-radius: var(--radius-btn);
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease), background 0.25s var(--ease), border-color 0.25s var(--ease), color 0.25s var(--ease);
  white-space: nowrap;
}
.btn-primary {
  background: var(--color-gradient);
  color: var(--color-on-accent);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 26px var(--color-accent-soft);
}
.btn-ghost {
  background: transparent;
  border-color: var(--color-border);
  color: var(--color-text-primary);
}
.btn-ghost:hover {
  border-color: var(--color-accent);
  color: var(--color-accent-deep);
}
.btn-large { padding: 18px 40px; font-size: 1.05rem; }

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 500;
  padding: 27px 0;
  background: rgba(251, 250, 245, 0.72);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  transition: background 0.3s var(--ease), backdrop-filter 0.3s var(--ease), padding 0.3s var(--ease), border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
  border-bottom: 1px solid transparent;
}
.site-header::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 0; right: 0;
  height: 28px;
  background: linear-gradient(to bottom, rgba(251, 250, 245, 0.45), transparent);
  pointer-events: none;
  opacity: 1;
  transition: opacity 0.3s var(--ease);
}
.site-header.scrolled {
  background: rgba(251, 250, 245, 0.92);
  padding: 18px 0;
  border-bottom-color: var(--color-border);
  box-shadow: 0 8px 24px rgba(10, 10, 8, 0.06);
}
.site-header.scrolled::after { opacity: 0; }
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo { display: flex; align-items: center; gap: 12px; }
.logo-badge { display: inline-flex; flex-shrink: 0; }
.wordmark {
  display: flex;
  flex-direction: column;
  line-height: 1;
}
.wordmark-leblon {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.2rem;
  letter-spacing: 0.01em;
  color: var(--color-text-primary);
  text-transform: uppercase;
}
.wordmark-midia {
  font-family: var(--font-body);
  font-weight: 800;
  font-size: 0.56rem;
  letter-spacing: 0.22em;
  color: var(--color-text-primary);
  text-transform: uppercase;
  margin-top: 4px;
  padding-top: 3px;
  border-top: 2px solid var(--color-accent);
  align-self: flex-start;
}

.main-nav ul {
  display: flex;
  align-items: center;
  gap: 36px;
}
.main-nav a {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--color-text-muted);
  transition: color 0.2s var(--ease);
  position: relative;
}
.main-nav a:not(.nav-cta)::after {
  content: '';
  position: absolute;
  left: 0; bottom: -6px;
  width: 0; height: 1px;
  background: var(--color-accent);
  transition: width 0.25s var(--ease);
}
.main-nav a:not(.nav-cta):hover { color: var(--color-text-primary); }
.main-nav a:not(.nav-cta):hover::after { width: 100%; }

.nav-cta {
  background: var(--color-accent-soft);
  border: 1px solid var(--color-accent);
  color: var(--color-accent-deep) !important;
  padding: 9px 18px;
  border-radius: var(--radius-btn);
  transition: background 0.2s var(--ease), color 0.2s var(--ease);
}
.nav-cta:hover { background: var(--color-accent); color: var(--color-on-accent) !important; }

.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: transparent;
  border: none;
  padding: 0;
}
.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text-primary);
  margin: 0 auto;
  transition: transform 0.3s var(--ease), opacity 0.3s var(--ease);
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-nav {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s var(--ease);
  background: rgba(10, 10, 8, 0.97);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--color-ink-border);
}
.mobile-nav.open { max-height: 400px; }
.mobile-nav ul {
  padding: 8px var(--pad-mobile) 24px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.mobile-nav a {
  display: block;
  padding: 12px 0;
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--color-on-ink);
  border-bottom: 1px solid var(--color-ink-border);
}
.mobile-nav .nav-cta {
  margin-top: 12px;
  text-align: center;
  border-bottom: 1px solid var(--color-accent);
}

@media (max-width: 900px) {
  .main-nav { display: none; }
  .hamburger { display: flex; }
}

/* ---------- Fade-in on scroll ---------- */
[data-observe] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
[data-observe].visible {
  opacity: 1;
  transform: translateY(0);
}
@media (prefers-reduced-motion: reduce) {
  [data-observe] { opacity: 1; transform: none; transition: none; }
}

/* ---------- Gold divider ---------- */
.gold-divider {
  position: relative;
  height: 1px;
  background: var(--color-border);
  overflow: hidden;
}
.gold-divider::after {
  content: '';
  position: absolute;
  top: 0; left: 0;
  height: 1px;
  width: 0%;
  background: var(--color-gradient);
  transition: width 1.1s var(--ease);
}
.gold-divider.visible::after { width: 100%; }

/* ---------- Hero (painel cinético — padrão da marca em movimento) ---------- */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding-top: 100px;
  overflow: hidden;
  background: var(--color-ink);
  color: var(--color-on-ink);
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}
.hero-pattern-layer {
  position: absolute;
  inset: -20% -20%;
  background-image: var(--pattern-on-dark);
  background-size: 160px 80px;
  opacity: 0.07;
  animation: patternDrift 46s linear infinite;
}
@keyframes patternDrift {
  from { background-position: 0 0; }
  to { background-position: 640px 320px; }
}
.hero-glow {
  position: absolute;
  width: min(70vw, 900px);
  height: min(70vw, 900px);
  left: 55%;
  top: 8%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(249, 159, 25, 0.32) 0%, rgba(249, 159, 25, 0) 68%);
  filter: blur(6px);
  animation: glowDrift 18s ease-in-out infinite;
}
@keyframes glowDrift {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(-8%, 10%) scale(1.15); }
}
.hero-frame {
  position: absolute;
  width: 300px;
  height: 300px;
  right: 6%;
  top: 16%;
  border: 1.5px solid rgba(249, 159, 25, 0.38);
  transform: rotate(45deg);
  animation: frameSpin 60s linear infinite;
}
.hero-frame::before {
  content: '';
  position: absolute;
  inset: 34px;
  border: 1px solid rgba(246, 244, 233, 0.16);
}
@keyframes frameSpin {
  from { transform: rotate(45deg); }
  to { transform: rotate(405deg); }
}
@media (max-width: 900px) {
  .hero-frame { width: 200px; height: 200px; right: -40px; top: 10%; }
  .hero-glow { left: 40%; }
}
.hero-inner {
  position: relative;
  z-index: 1;
  max-width: 820px;
}
.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin: 0 0 20px;
  transition-delay: 0s;
}
.hero h1 {
  font-size: clamp(2.2rem, 6vw, 4rem);
  margin-bottom: 24px;
  color: var(--color-on-ink);
  transition-delay: 0.05s;
}
.accent-text {
  background: var(--color-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-subtitle {
  font-size: clamp(1.05rem, 2vw, 1.3rem);
  color: var(--color-on-ink-muted);
  max-width: 560px;
  margin: 0 0 40px;
  transition-delay: 0.1s;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  transition-delay: 0.15s;
}
.hero .btn-ghost {
  border-color: rgba(246, 244, 233, 0.3);
  color: var(--color-on-ink);
}
.hero .btn-ghost:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.scroll-indicator {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  width: 22px;
  height: 36px;
  border: 1px solid rgba(246, 244, 233, 0.3);
  border-radius: 12px;
  display: flex;
  justify-content: center;
  padding-top: 6px;
}
.scroll-indicator span {
  width: 3px;
  height: 8px;
  border-radius: 2px;
  background: var(--color-accent);
  animation: scrollDot 1.8s infinite;
}
@keyframes scrollDot {
  0% { opacity: 1; transform: translateY(0); }
  70% { opacity: 0; transform: translateY(10px); }
  100% { opacity: 0; }
}
@media (prefers-reduced-motion: reduce) {
  .scroll-indicator span { animation: none; }
}

/* ---------- Clientes (marquee) ---------- */
.clients-strip {
  padding: 40px 0;
  background: var(--color-surface);
  overflow: hidden;
}
.clients-strip-inner {
  position: relative;
}
.clients-label {
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin: 0 0 28px;
  padding: 0 var(--pad-mobile);
}
.clients-track {
  display: flex;
  width: max-content;
  animation: clientsScroll 28s linear infinite;
  mask-image: linear-gradient(90deg, transparent 0, #000 8%, #000 92%, transparent 100%);
  -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 8%, #000 92%, transparent 100%);
}
.clients-strip:hover .clients-track {
  animation-play-state: paused;
}
.clients-track-group {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}
.clients-track-group span {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.3rem, 3vw, 1.8rem);
  color: var(--color-text-muted);
  white-space: nowrap;
  padding: 0 36px;
  position: relative;
  transition: color 0.25s var(--ease);
}
.clients-track-group span:hover {
  color: var(--color-accent-deep);
}
.clients-track-group span::after {
  content: '';
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 4px;
  background: var(--color-accent);
  border-radius: 50%;
}
.clients-track-group span:last-child::after { display: none; }

@keyframes clientsScroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
@media (prefers-reduced-motion: reduce) {
  .clients-track {
    animation: none;
    flex-wrap: wrap;
    justify-content: center;
    width: 100%;
  }
  .clients-track-group[aria-hidden="true"] { display: none; }
}

/* ---------- Sections ---------- */
.section {
  padding: var(--section-pad-mobile) 0;
}
@media (min-width: 768px) {
  .section { padding: var(--section-pad-desktop) 0; }
}
.section-muted { background: var(--color-surface); }

/* Ink (black) section variant — aplicação em fundo preto, per manual da marca */
.section-ink {
  background: var(--color-ink);
  color: var(--color-on-ink);
  position: relative;
  overflow: hidden;
}
.section-ink::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: var(--pattern-on-dark);
  background-size: 140px 70px;
  opacity: 0.05;
  pointer-events: none;
}
.section-ink .container { position: relative; z-index: 1; }
.section-ink .section-label { color: var(--color-accent); }
.section-ink .section-title { color: var(--color-on-ink); }
.section-ink .section-intro,
.section-ink .cta-body { color: var(--color-on-ink-muted); }

.section-label {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent-deep);
  margin: 0 0 12px;
}
.section-title {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  margin-bottom: 20px;
}
.section-intro {
  color: var(--color-text-muted);
  font-size: 1.1rem;
  max-width: 640px;
  margin-bottom: 48px;
}

/* ---------- Sobre ---------- */
.about-grid {
  display: grid;
  gap: 32px;
}
@media (min-width: 768px) {
  .about-grid { grid-template-columns: 1fr 1fr; gap: 64px; }
}
.about-lead {
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 2.5vw, 1.7rem);
  line-height: 1.4;
  color: var(--color-text-primary);
}
.about-body p {
  color: var(--color-text-muted);
  margin: 0 0 20px;
  font-size: 1.02rem;
}
.about-body p:last-child { margin-bottom: 0; }

/* ---------- Serviços ---------- */
.services-grid {
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: var(--color-border);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  overflow: hidden;
}
.service-card { background: var(--color-bg); }
.service-toggle {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 28px 24px;
  background: transparent;
  border: none;
  text-align: left;
  color: var(--color-text-primary);
  transition: background 0.2s var(--ease);
}
.service-toggle:hover { background: rgba(183, 177, 0, 0.06); }

.service-index {
  font-family: var(--font-mono);
  color: var(--color-accent-deep);
  font-size: 0.9rem;
  flex-shrink: 0;
  width: 28px;
}
.service-heading {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.service-heading h3 {
  font-size: 1.15rem;
  font-family: var(--font-body);
  font-weight: 600;
}
.service-summary {
  color: var(--color-text-muted);
  font-size: 0.92rem;
}
.service-chevron {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  position: relative;
}
.service-chevron::before,
.service-chevron::after {
  content: '';
  position: absolute;
  background: var(--color-accent-deep);
  transition: transform 0.3s var(--ease);
}
.service-chevron::before {
  top: 50%; left: 0;
  width: 100%; height: 1.5px;
  transform: translateY(-50%);
}
.service-chevron::after {
  top: 0; left: 50%;
  width: 1.5px; height: 100%;
  transform: translateX(-50%);
}
.service-card.active .service-chevron::after { transform: translateX(-50%) rotate(90deg); opacity: 0; }

.service-detail {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s var(--ease);
}
.service-card.active .service-detail { max-height: 400px; }
.service-detail ul {
  padding: 0 24px 28px 72px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.service-detail li {
  position: relative;
  color: var(--color-text-muted);
  font-size: 0.96rem;
}
.service-detail li::before {
  content: '';
  position: absolute;
  left: -18px;
  top: 9px;
  width: 5px; height: 5px;
  background: var(--color-accent);
}

/* ---------- Diferenciais ---------- */
.diff-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}
@media (min-width: 640px) {
  .diff-grid { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 1024px) {
  .diff-grid { grid-template-columns: repeat(4, 1fr); }
}
.diff-card {
  background: var(--color-ink-surface);
  border: 1px solid var(--color-ink-border);
  border-radius: var(--radius-card);
  padding: 28px 24px;
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease);
}
.diff-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-4px);
}
.diff-icon {
  display: inline-flex;
  color: var(--color-accent);
  margin-bottom: 18px;
}
.diff-icon svg { width: 26px; height: 26px; }
.diff-card h3 {
  font-family: var(--font-body);
  font-size: 1.02rem;
  font-weight: 600;
  line-height: 1.4;
  color: var(--color-on-ink);
}

/* ---------- Como Trabalhamos ---------- */
.flow {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: start;
}
@media (min-width: 900px) {
  .flow {
    grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
  }
}
.flow-step {
  padding: 8px 0;
}
.flow-number {
  font-family: var(--font-mono);
  color: var(--color-accent-deep);
  font-size: 1.1rem;
  display: block;
  margin-bottom: 10px;
}
.flow-step h3 { font-size: 1.2rem; margin-bottom: 10px; }
.flow-step p { color: var(--color-text-muted); font-size: 0.96rem; margin: 0; }
.flow-arrow {
  display: none;
  color: var(--color-accent);
  font-size: 1.4rem;
  align-self: center;
  justify-self: center;
}
@media (min-width: 900px) { .flow-arrow { display: block; } }

/* ---------- CTA Final ---------- */
.cta-final-inner {
  text-align: center;
  max-width: 720px;
}
.cta-title {
  font-size: clamp(1.9rem, 4.5vw, 2.8rem);
  margin-bottom: 24px;
  color: var(--color-on-ink);
}
.cta-body {
  font-size: 1.08rem;
  margin: 0 auto 40px;
  max-width: 580px;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--color-ink);
  color: var(--color-on-ink-muted);
  border-top: 2px solid var(--color-accent);
  padding: 56px 0;
}
.site-footer .wordmark-leblon,
.site-footer .wordmark-midia {
  color: var(--color-on-ink);
}
.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 28px;
}
@media (min-width: 768px) {
  .footer-inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}
.footer-tagline {
  color: var(--color-on-ink-muted);
  font-size: 0.92rem;
  margin: 8px 0 0;
}
.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
}
.footer-links a {
  color: var(--color-on-ink-muted);
  font-size: 0.92rem;
  transition: color 0.2s var(--ease);
}
.footer-links a:hover { color: var(--color-accent); }
.footer-copy {
  color: var(--color-on-ink-muted);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  margin: 0;
  opacity: 0.8;
}