/* ═══════════════════════════════════════════════════════════════
   GRZ CORE — Design System
   Brand: preto #050505 · vermelho #e81c1c · Bebas Neue + DM Sans
═══════════════════════════════════════════════════════════════ */

/* ── Tokens ───────────────────────────────────────────────────── */
:root {
  --r:       #e81c1c;
  --rh:      #ff2200;
  --rd:      rgba(232,28,28,0.12);
  --black:   #050505;
  --s1:      #0a0a0a;
  --s2:      #111;
  --border:  #1e1e1e;
  --white:   #fff;
  --gray:    #555;
  --gray-l:  #888;

  --ff-d: 'Bebas Neue', Impact, sans-serif;
  --ff-b: 'DM Sans', 'Helvetica Neue', sans-serif;

  --nav-h: 100px;
  --mw:    1280px;
  --pad:   clamp(20px, 5.5vw, 88px);
  --spy:   clamp(80px, 11vw, 144px);
}

/* ── Reset ────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--black);
  color: var(--white);
  font-family: var(--ff-b);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
a  { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button { cursor: pointer; border: none; background: none; font: inherit; color: inherit; }

/* ── Utilities ────────────────────────────────────────────────── */
.container {
  max-width: var(--mw);
  margin: 0 auto;
  padding: 0 var(--pad);
}

.section-label {
  display: inline-block;
  font-size: 10px;
  letter-spacing: .22em;
  color: var(--r);
  font-weight: 600;
  text-transform: uppercase;
  margin-bottom: 14px;
}

.section-title {
  font-family: var(--ff-d);
  font-size: clamp(40px, 5.5vw, 76px);
  line-height: .93;
  letter-spacing: .01em;
  margin-bottom: 24px;
}

.accent { color: var(--r); }

/* ── Buttons ──────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 15px 30px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .13em;
  font-family: var(--ff-b);
  text-transform: uppercase;
  transition: all .25s ease;
  white-space: nowrap;
}

.btn-primary {
  background: var(--r);
  color: #fff;
  clip-path: polygon(0 0, calc(100% - 13px) 0, 100% 13px, 100% 100%, 0 100%);
}
.btn-primary:hover {
  background: var(--rh);
  transform: translateY(-2px);
  box-shadow: 0 10px 36px rgba(232,28,28,.38);
}

.btn-ghost {
  border: 1px solid rgba(255,255,255,.18);
  color: var(--white);
}
.btn-ghost:hover { border-color: var(--r); color: var(--r); }

.btn-full { width: 100%; justify-content: center; }

/* ── NAV ──────────────────────────────────────────────────────── */
#nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  height: var(--nav-h);
  transition: background .4s, backdrop-filter .4s, border-color .4s;
  border-bottom: 1px solid transparent;
}
#nav.scrolled {
  background: rgba(5,5,5,.93);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom-color: var(--border);
}

.nav-inner {
  display: flex;
  align-items: center;
  gap: 36px;
  height: 100%;
  max-width: var(--mw);
  margin: 0 auto;
  padding: 0 var(--pad);
}

.nav-logo {
  height: 86px;
  width: auto;
  mix-blend-mode: screen;
  filter: brightness(1.1);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  margin-left: auto;
}
.nav-links a {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: .13em;
  color: var(--gray-l);
  text-transform: uppercase;
  transition: color .2s;
  white-space: nowrap;
}
.nav-links a:hover { color: var(--white); }

.btn-nav {
  padding: 10px 22px;
  background: var(--r);
  color: #fff;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  transition: background .2s, box-shadow .2s;
  flex-shrink: 0;
}
.btn-nav:hover { background: var(--rh); box-shadow: 0 4px 20px rgba(232,28,28,.35); }

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  margin-left: auto;
}
.nav-hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--white);
  transition: transform .28s, opacity .2s;
}
.nav-hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; }
.nav-hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }

/* ── HERO ─────────────────────────────────────────────────────── */
#hero {
  position: relative;
  min-height: 100vh;
  overflow: hidden;
  isolation: isolate;
  display: flex;
  align-items: center;
  background: #080000;
}

.hero-grid {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.022) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.022) 1px, transparent 1px);
  background-size: 70px 70px;
  pointer-events: none;
}

#pillar-mount {
  position: absolute;
  inset: 0;
  z-index: 1;
  overflow: hidden;
  width: 100%;
  height: 100%;
}

.hero-vignette {
  position: absolute;
  inset: 0;
  z-index: 2;
  background:
    radial-gradient(ellipse 85% 85% at 65% 50%, transparent 35%, rgba(5,5,5,.85) 100%),
    linear-gradient(to bottom, rgba(5,5,5,.55) 0%, transparent 30%, transparent 70%, rgba(5,5,5,.7) 100%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 3;
  width: 100%;
  max-width: var(--mw);
  margin: 0 auto;
  padding: calc(var(--nav-h) + 44px) var(--pad) 80px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 7px 16px;
  border: 1px solid rgba(232,28,28,.3);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .2em;
  color: rgba(255,255,255,.45);
  text-transform: uppercase;
  margin-bottom: 28px;
  white-space: nowrap;
}
.badge-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--r);
  box-shadow: 0 0 7px var(--r);
  flex-shrink: 0;
  animation: dot-blink 2.4s ease infinite;
}
@keyframes dot-blink {
  0%,100% { opacity:1; } 50% { opacity:.25; }
}

.hero-title {
  font-family: var(--ff-d);
  line-height: .88;
  letter-spacing: .01em;
  margin-bottom: 20px;
}
.ht-line          { display:block; font-size: clamp(58px,10.2vw,148px); color:var(--white); }
.ht-line.dim      { font-size: clamp(44px,7.8vw,112px); color:rgba(255,255,255,.28); }
.ht-line.accent   { font-size: clamp(58px,10.2vw,148px); color:var(--r); text-shadow: 0 0 60px rgba(232,28,28,.42); }

.hero-sub {
  max-width: 510px;
  font-size: clamp(14px,1.7vw,17px);
  color: var(--gray-l);
  line-height: 1.75;
  margin-bottom: 32px;
}

.hero-ctas {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 36px;
}

.hero-tech {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.tech-label {
  font-size: 10px;
  letter-spacing: .2em;
  color: var(--gray);
  font-weight: 600;
}
.tech-pill {
  padding: 5px 12px;
  border: 1px solid var(--border);
  font-size: 11px;
  color: var(--gray-l);
  letter-spacing: .06em;
}

.hero-scroll {
  position: absolute;
  bottom: 40px; left: var(--pad);
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 14px;
}
.hero-scroll span {
  font-size: 10px;
  letter-spacing: .2em;
  color: var(--gray);
  font-weight: 600;
}
.scroll-line {
  width: 48px; height: 1px;
  background: var(--border);
  position: relative;
  overflow: hidden;
}
.scroll-line::after {
  content: '';
  position: absolute;
  left: -100%; top: 0;
  width: 100%; height: 100%;
  background: var(--r);
  animation: scan-r 2.2s linear infinite;
}
@keyframes scan-r { to { left: 100%; } }

/* ── SERVICES ─────────────────────────────────────────────────── */
#services {
  padding: var(--spy) 0;
  background: var(--black);
  position: relative;
}
#services::before {
  content: '';
  position: absolute;
  top: 0; left: var(--pad); right: var(--pad);
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
}

.services-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 56px;
  flex-wrap: wrap;
}
.services-header .section-title { margin-bottom: 0; }

.services-grid {
  display: grid;
  grid-template-columns: repeat(3,1fr);
  gap: 1px;
  background: var(--border);
}

.service-card {
  background: var(--black);
  padding: 48px 36px 40px;
  border-top: 2px solid var(--border);
  position: relative;
  overflow: hidden;
  transition: border-top-color .3s, background .3s;
}
.service-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 50% at 50% 110%, rgba(232,28,28,.07), transparent);
  opacity: 0;
  transition: opacity .45s;
  pointer-events: none;
}
.service-card:hover { border-top-color: var(--r); background: var(--s1); }
.service-card:hover::after { opacity: 1; }

.service-num {
  position: absolute;
  top: 20px; right: 20px;
  font-family: var(--ff-d);
  font-size: 88px;
  color: rgba(255,255,255,.025);
  line-height: 1;
  user-select: none;
}

.service-icon {
  width: 48px; height: 48px;
  color: var(--r);
  margin-bottom: 28px;
}

.service-title {
  font-family: var(--ff-d);
  font-size: 26px;
  letter-spacing: .02em;
  margin-bottom: 14px;
}

.service-desc {
  font-size: 14px;
  line-height: 1.8;
  color: var(--gray-l);
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 28px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .12em;
  color: var(--r);
  opacity: 0;
  transform: translateX(-10px);
  transition: opacity .3s, transform .3s;
}
.service-card:hover .service-link { opacity: 1; transform: none; }

/* ── STATS ────────────────────────────────────────────────────── */
#stats {
  padding: clamp(56px,8vw,96px) 0;
  background: var(--s1);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4,1fr);
  gap: 1px;
  background: var(--border);
}
.stat-item {
  background: var(--s1);
  padding: 40px 28px;
  text-align: center;
}
.stat-num {
  font-family: var(--ff-d);
  font-size: clamp(52px,7.5vw,92px);
  color: var(--r);
  line-height: 1;
  letter-spacing: -.01em;
  margin-bottom: 8px;
}
.stat-label {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: .14em;
  color: var(--gray);
  text-transform: uppercase;
}

/* ── WHY ──────────────────────────────────────────────────────── */
#why {
  padding: var(--spy) 0;
  background: var(--black);
  position: relative;
  overflow: hidden;
}
#why::before {
  content: 'GRZ';
  position: absolute;
  right: -3%; top: 50%;
  transform: translateY(-50%);
  font-family: var(--ff-d);
  font-size: clamp(220px,28vw,400px);
  color: rgba(255,255,255,.012);
  line-height: 1;
  user-select: none;
  pointer-events: none;
}

.why-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(48px, 9vw, 128px);
  align-items: center;
}

.why-left .section-title { margin-bottom: 20px; }
.why-left p {
  font-size: clamp(14px,1.6vw,16px);
  color: var(--gray-l);
  line-height: 1.85;
  margin-bottom: 36px;
  max-width: 440px;
}

.why-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--border);
}
.why-feat {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 20px 18px;
  background: var(--black);
  transition: background .3s;
}
.why-feat:hover { background: var(--s1); }

.feat-check {
  flex-shrink: 0;
  width: 18px; height: 18px;
  margin-top: 1px;
  color: var(--r);
}
.feat-title {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .05em;
  margin-bottom: 4px;
}
.feat-desc { font-size: 12px; color: var(--gray); line-height: 1.6; }

/* ── PROCESS ──────────────────────────────────────────────────── */
#process {
  padding: var(--spy) 0;
  background: var(--s1);
  border-top: 1px solid var(--border);
}
.process-header { text-align: center; margin-bottom: 72px; }
.process-header .section-title { margin: 8px auto 0; }

.process-steps {
  display: grid;
  grid-template-columns: repeat(4,1fr);
  position: relative;
}
.process-steps::before {
  content: '';
  position: absolute;
  top: 39px;
  left: calc(12.5% + 24px);
  right: calc(12.5% + 24px);
  height: 1px;
  background: linear-gradient(90deg, var(--r) 0%, rgba(232,28,28,.2) 100%);
  pointer-events: none;
}

.process-step { padding: 0 20px; text-align: center; }

.step-dot {
  width: 78px; height: 78px;
  margin: 0 auto 28px;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--s1);
  transition: border-color .3s, box-shadow .3s;
}
.process-step:hover .step-dot {
  border-color: var(--r);
  box-shadow: 0 0 20px rgba(232,28,28,.2);
}

.step-num {
  font-family: var(--ff-d);
  font-size: 22px;
  color: var(--r);
  letter-spacing: .02em;
}
.step-title {
  font-family: var(--ff-d);
  font-size: 19px;
  letter-spacing: .04em;
  margin-bottom: 12px;
}
.step-desc { font-size: 13px; line-height: 1.75; color: var(--gray); }

/* ── CONTACT ──────────────────────────────────────────────────── */
#contact {
  padding: var(--spy) 0;
  background: var(--black);
  border-top: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}
#contact::after {
  content: '';
  position: absolute;
  bottom: -240px; left: 50%;
  transform: translateX(-50%);
  width: 700px; height: 700px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(232,28,28,.07), transparent 70%);
  pointer-events: none;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(48px,9vw,110px);
  align-items: start;
}

.contact-left .section-title { margin-bottom: 18px; }
.contact-left p {
  font-size: 15px;
  line-height: 1.85;
  color: var(--gray-l);
  margin-bottom: 40px;
}

.contact-items { display: flex; flex-direction: column; gap: 20px; margin-bottom: 36px; }
.ci-label { display:block; font-size:10px; letter-spacing:.2em; color:var(--r); font-weight:600; margin-bottom:4px; }
.ci-val   { font-size:15px; color:var(--white); }

.btn-wa {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 26px;
  border: 1px solid rgba(37,211,102,.35);
  color: #25d366;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  transition: all .25s;
}
.btn-wa:hover { background: rgba(37,211,102,.07); border-color: #25d366; }
.btn-wa svg { width:18px; height:18px; flex-shrink:0; }

.contact-form { display:flex; flex-direction:column; gap:20px; }
.form-group   { display:flex; flex-direction:column; gap:8px; }
.form-group label {
  font-size: 10px;
  letter-spacing: .2em;
  font-weight: 600;
  color: var(--gray);
  text-transform: uppercase;
}
.form-group input,
.form-group textarea {
  background: var(--s1);
  border: 1px solid var(--border);
  color: var(--white);
  padding: 14px 18px;
  font-size: 14px;
  font-family: var(--ff-b);
  outline: none;
  transition: border-color .2s;
  resize: vertical;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: #2e2e2e; }
.form-group input:focus,
.form-group textarea:focus { border-color: var(--r); }

/* ── FOOTER ───────────────────────────────────────────────────── */
footer {
  background: var(--s1);
  border-top: 1px solid var(--border);
  padding: 48px 0;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.footer-logo { height: 34px; mix-blend-mode: screen; filter: brightness(1.1); }
.footer-links { display:flex; gap:28px; flex-wrap:wrap; }
.footer-links a {
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--gray);
  text-transform: uppercase;
  transition: color .2s;
}
.footer-links a:hover { color: var(--white); }
.footer-copy { font-size: 11px; color: var(--gray); }

/* ── SCROLL REVEAL ────────────────────────────────────────────── */
/* ── Scroll Animations ────────────────────────────────────────── */
/* Sem will-change global — é adicionado via JS só quando necessário */
[data-anim="up"] {
  opacity: 0;
  transform: translate3d(0, 44px, 0);
}
[data-anim="left"] {
  opacity: 0;
  transform: translate3d(56px, 0, 0);
}
[data-anim="right"] {
  opacity: 0;
  transform: translate3d(-56px, 0, 0);
}
[data-anim="scale"] {
  opacity: 0;
  transform: translate3d(0, 20px, 0) scale3d(.9,.9,1);
}
[data-anim="clip"] {
  opacity: 0;
  transform: translate3d(-16px, 0, 0);
}

/* transições — definidas separado para não atrapalhar o estado inicial */
[data-anim].in {
  opacity: 1;
  transform: translate3d(0,0,0) scale3d(1,1,1);
  transition: opacity .75s cubic-bezier(.16,1,.3,1),
              transform .75s cubic-bezier(.16,1,.3,1);
}

/* delay helpers */
[data-delay="1"] { transition-delay: .06s; }
[data-delay="2"] { transition-delay: .12s; }
[data-delay="3"] { transition-delay: .18s; }
[data-delay="4"] { transition-delay: .24s; }
[data-delay="5"] { transition-delay: .30s; }
[data-delay="6"] { transition-delay: .36s; }

/* legado .reveal */
.reveal {
  opacity: 0;
  transform: translate3d(0, 32px, 0);
}
.reveal.visible {
  opacity: 1;
  transform: translate3d(0,0,0);
  transition: opacity .75s cubic-bezier(.16,1,.3,1),
              transform .75s cubic-bezier(.16,1,.3,1);
}
.reveal-d1 { transition-delay: .06s; }
.reveal-d2 { transition-delay: .12s; }
.reveal-d3 { transition-delay: .18s; }
.reveal-d4 { transition-delay: .24s; }

/* Seções isoladas para evitar layout reflow em cascata */
#services, #stats, #why, #process, #blog-preview, #contact {
  contain: layout style;
}

/* will-change set by JS only during animation */

/* ── RESPONSIVE ───────────────────────────────────────────────── */
@media (max-width:1024px) {
  .services-grid  { grid-template-columns: 1fr 1fr; }
  .why-grid       { grid-template-columns: 1fr; gap:48px; }
  .process-steps  { grid-template-columns:1fr 1fr; gap:40px 20px; }
  .process-steps::before { display:none; }
}

@media (max-width:768px) {
  .nav-links, .btn-nav { display:none; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    inset: var(--nav-h) 0 0 0;
    background: rgba(5,5,5,.98);
    align-items: center;
    justify-content: center;
    gap: 32px;
    z-index: 99;
  }
  .nav-links.open a { font-size: 22px; letter-spacing:.14em; }
  .nav-hamburger { display:flex; }

  .services-grid    { grid-template-columns: 1fr; }
  .stats-grid       { grid-template-columns: 1fr 1fr; }
  .why-features     { grid-template-columns: 1fr; }
  .process-steps    { grid-template-columns: 1fr; }
  .contact-grid     { grid-template-columns: 1fr; }
  .hero-ctas        { flex-direction:column; align-items:flex-start; }
  .footer-inner     { flex-direction:column; align-items:flex-start; gap:20px; }
  .services-header  { flex-direction:column; align-items:flex-start; }
}

/* ── Laravel extras ───────────────────────────────────────────── */
.form-error {
  display: block;
  font-size: 12px;
  color: var(--r);
  margin-top: 6px;
  letter-spacing: .04em;
}

.form-success {
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(232,28,28,.08);
  border: 1px solid rgba(232,28,28,.3);
  padding: 16px 20px;
  margin-bottom: 24px;
  font-size: 14px;
  color: var(--white);
}

.nav-links a.active { color: var(--r); }

#blog-preview { padding: var(--spy) 0; }

/* ── WhatsApp Float ───────────────────────────────────────────── */
.whatsapp-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 999;
  width: 58px;
  height: 58px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(37,211,102,.45);
  transition: transform .2s, box-shadow .2s;
}
.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 24px rgba(37,211,102,.6);
}

/* ── Footer phone ─────────────────────────────────────────────── */
.footer-phone {
  display: block;
  text-align: center;
  color: var(--white);
  opacity: .7;
  font-size: 14px;
  letter-spacing: .05em;
  margin-bottom: 8px;
  transition: opacity .2s;
}
.footer-phone:hover { opacity: 1; }