/* ==========================================================================
   MKTG BRASIL - HUB DE VENDAS DE SITES & PORTFÓLIO OFICIAL
   Architecture: DR. ICE Industrial Tech Theme (Dark, Minimalist & High Conversion)
   Typography: Space Grotesk (Headings) + Inter (Body)
   Mobile-First & Ultra High Performance
   ========================================================================== */

/* ============ DESIGN TOKENS (DR. ICE SYSTEM) ============ */
:root {
  --bg-0: #08090B;
  --bg-1: #0F1114;
  --bg-2: #15181C;
  --bg-3: #1E2228;
  --accent: #4A87B5;
  --accent-soft: #7DB0D6;
  --accent-cyan: #00D2FF;
  --accent-green: #25D366;
  --text: #E8EBEE;
  --muted: #8E969E;
  --line: rgba(255, 255, 255, 0.10);
  --f-display: 'Space Grotesk', system-ui, -apple-system, sans-serif;
  --f-body: 'Inter', system-ui, -apple-system, sans-serif;
  --wrap: 1280px;
  --pad: clamp(20px, 5vw, 64px);
  --rail: 56px;
  --ease: cubic-bezier(.22, .61, .36, 1);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  background: var(--bg-0);
  color: var(--text);
  font-family: var(--f-body);
  font-size: 16px;
  line-height: 1.7;
  font-weight: 300;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  padding-left: var(--rail);
}

@media (max-width: 900px) {
  body {
    padding-left: 0;
  }
}

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

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

::selection {
  background: var(--accent);
  color: var(--bg-0);
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

/* ============ PRIMITIVES & UTILITIES ============ */
.wrap {
  max-width: var(--wrap);
  margin: 0 auto;
  padding-inline: var(--pad);
  width: 100%;
}

section[id] {
  scroll-margin-top: 88px;
}

.eyebrow {
  font-family: var(--f-body);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .24em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 18px;
  display: block;
}

.h1, .h2, .h3 {
  font-family: var(--f-display);
  text-transform: uppercase;
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: -.01em;
  color: var(--text);
}

.h1 {
  font-size: clamp(34px, 5.8vw, 70px);
}

.h2 {
  font-size: clamp(26px, 3.8vw, 48px);
}

.h3 {
  font-size: clamp(14px, 1.4vw, 16px);
  letter-spacing: .12em;
  font-weight: 600;
  line-height: 1.3;
}

.lede {
  color: var(--muted);
  font-size: clamp(14px, 1.15vw, 17px);
  max-width: 54ch;
  line-height: 1.7;
}

.rule {
  height: 1px;
  background: var(--line);
  border: 0;
}

/* ============ BUTTONS (DR. ICE STYLE) ============ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  font-family: var(--f-body);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .2em;
  text-transform: uppercase;
  padding: 16px 30px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: .35s var(--ease);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}

.btn--solid {
  background: var(--accent);
  color: #08090B;
  font-weight: 700;
}

.btn--solid:hover {
  background: var(--accent-soft);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(74, 135, 181, 0.35);
}

.btn--ghost {
  border-color: var(--accent);
  color: var(--accent);
  background: transparent;
}

.btn--ghost:hover {
  background: var(--accent);
  color: #08090B;
}

.btn--whatsapp {
  background: var(--accent-green);
  color: #08090B;
  font-weight: 700;
}

.btn--whatsapp:hover {
  background: #1ebd5a;
  color: #000;
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(37, 211, 102, 0.4);
}

.btn--sm {
  padding: 10px 18px;
  font-size: 10px;
  letter-spacing: .15em;
}

.btn svg {
  width: 14px;
  height: 14px;
  flex: none;
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--accent);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .2em;
  text-transform: uppercase;
  transition: gap .3s var(--ease);
  cursor: pointer;
}

.link-arrow:hover {
  gap: 16px;
  color: var(--accent-soft);
}

/* ============ SIDE RAIL (VERTICAL TEXT) ============ */
.rail {
  position: fixed;
  left: 0;
  top: 0;
  bottom: 0;
  width: var(--rail);
  z-index: 60;
  border-right: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  background: var(--bg-0);
}

.rail span {
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  font-size: 9.5px;
  letter-spacing: .34em;
  text-transform: uppercase;
  color: var(--muted);
  white-space: nowrap;
}

.rail::before, .rail::after {
  content: "";
  position: absolute;
  left: 50%;
  width: 1px;
  height: 12vh;
  background: linear-gradient(var(--line), transparent);
}

.rail::before { top: 8vh; }
.rail::after { bottom: 8vh; background: linear-gradient(transparent, var(--line)); }

@media (max-width: 900px) {
  .rail { display: none; }
}

/* ============ HEADER ============ */
.hdr {
  position: fixed;
  top: 0;
  left: var(--rail);
  right: 0;
  z-index: 70;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 20px clamp(20px, 4vw, 44px);
  transition: background .4s var(--ease), padding .4s var(--ease), border-color .4s;
  border-bottom: 1px solid transparent;
  background: rgba(8, 9, 11, 0.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.hdr.stuck {
  background: rgba(8, 9, 11, 0.96);
  padding-block: 13px;
  border-bottom-color: var(--line);
}

@media (max-width: 900px) {
  .hdr { left: 0; }
}

.logo {
  display: flex;
  flex-direction: column;
  line-height: 1;
  flex: none;
}

.logo b {
  font-family: var(--f-display);
  font-size: clamp(16px, 1.7vw, 20px);
  letter-spacing: .2em;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
}

.logo i {
  font-style: normal;
  font-size: 8.5px;
  letter-spacing: .44em;
  color: var(--muted);
  text-transform: uppercase;
  margin-top: 5px;
}

.nav {
  display: flex;
  gap: clamp(16px, 2.2vw, 32px);
}

.nav a {
  font-size: 10.5px;
  font-weight: 500;
  letter-spacing: .17em;
  text-transform: uppercase;
  color: var(--muted);
  padding-bottom: 5px;
  border-bottom: 1px solid transparent;
  transition: .3s;
}

.nav a:hover, .nav a.active {
  color: var(--text);
  border-bottom-color: var(--accent);
}

.hdr .btn {
  padding: 12px 22px;
  font-size: 10px;
}

.burger {
  display: none;
  background: none;
  border: 0;
  padding: 8px;
  cursor: pointer;
}

.burger span {
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--text);
  margin: 5px 0;
  transition: .3s var(--ease);
}

.burger.on span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.burger.on span:nth-child(2) { opacity: 0; }
.burger.on span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

@media (max-width: 980px) {
  .nav {
    position: fixed;
    inset: 0;
    background: var(--bg-0);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 26px;
    clip-path: circle(0% at 100% 0);
    transition: clip-path .6s var(--ease);
    z-index: 75;
  }
  .nav.open {
    clip-path: circle(150% at 100% 0);
  }
  .nav a {
    font-size: 15px;
    letter-spacing: .2em;
    color: var(--text);
  }
  .burger {
    display: block;
    z-index: 80;
  }
  .hdr > .btn {
    display: none;
  }
}

/* ============ HERO SECTION ============ */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding: 140px 0 80px;
  background: radial-gradient(circle at 80% 20%, rgba(74, 135, 181, 0.12) 0%, transparent 60%);
}

.hero .wrap {
  position: relative;
  z-index: 2;
}

.hero .h1 {
  max-width: 17ch;
  margin-bottom: 26px;
}

.hero .h1 span.highlight {
  color: var(--accent);
}

.hero .lede {
  margin-bottom: 38px;
  max-width: 48ch;
}

.hero__actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 50px;
}

.hero__scroll {
  position: absolute;
  bottom: 34px;
  right: clamp(20px, 5vw, 64px);
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 9px;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--muted);
}

.hero__scroll i {
  display: block;
  width: 56px;
  height: 1px;
  background: var(--line);
  position: relative;
  overflow: hidden;
}

.hero__scroll i::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--accent);
  animation: sweep 2.4s var(--ease) infinite;
}

@keyframes sweep {
  0% { transform: translateX(-100%); }
  60%, 100% { transform: translateX(100%); }
}

@media (max-width: 640px) {
  .hero__scroll { display: none; }
}

/* ============ STATS STRIP ============ */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(14px, 2vw, 26px);
  padding: 34px clamp(20px, 4vw, 40px);
  background: var(--bg-1);
  border: 1px solid var(--line);
  margin-top: 20px;
}

.stat {
  border-left: 1px solid var(--line);
  padding-left: clamp(12px, 1.4vw, 20px);
}

.stat:first-child {
  border-left: 0;
  padding-left: 0;
}

.stat b {
  display: block;
  font-family: var(--f-display);
  font-size: clamp(30px, 3.6vw, 44px);
  color: var(--accent);
  font-weight: 500;
  line-height: 1;
  margin-bottom: 8px;
}

.stat span {
  font-size: 9px;
  letter-spacing: .19em;
  text-transform: uppercase;
  color: var(--muted);
  line-height: 1.5;
  display: block;
}

@media (max-width: 768px) {
  .stats {
    grid-template-columns: 1fr 1fr;
    gap: 20px;
  }
  .stat:nth-child(3) {
    border-left: 0;
    padding-left: 0;
  }
}

/* ============ SERVICES / PILARES (DR. ICE GRID) ============ */
.services {
  background: var(--bg-1);
  padding: clamp(64px, 8vw, 110px) 0;
  border-top: 1px solid var(--line);
}

.services__grid {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) 2.4fr;
  gap: clamp(32px, 5vw, 72px);
  align-items: start;
}

.services__left .h2 {
  margin-bottom: 22px;
}

.services__left .h2 span {
  display: block;
  color: var(--accent);
}

.services__cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0;
}

.svc {
  padding: 16px clamp(16px, 2vw, 28px) 24px;
  border-left: 1px solid var(--line);
  transition: .4s var(--ease);
}

.svc:hover {
  background: rgba(255, 255, 255, .02);
}

.svc__ico {
  color: var(--accent);
  margin-bottom: 18px;
  display: block;
  font-size: 24px;
  transition: transform .4s var(--ease);
}

.svc:hover .svc__ico {
  transform: translateY(-4px);
}

.svc h3 {
  margin-bottom: 12px;
}

.svc p {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.75;
}

@media (max-width: 820px) {
  .services__grid {
    grid-template-columns: 1fr;
  }
  .svc {
    border-left: 0;
    border-top: 1px solid var(--line);
    padding-block: 26px;
  }
}

/* ============ COMPARATIVO REDES VS SITE PRÓPRIO ============ */
.comparison {
  background: var(--bg-0);
  padding: clamp(64px, 8vw, 110px) 0;
  border-top: 1px solid var(--line);
}

.sec-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: clamp(28px, 4vw, 48px);
  flex-wrap: wrap;
}

.comparison__boxes {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(20px, 3vw, 40px);
}

.comp-card {
  padding: clamp(28px, 4vw, 44px);
  border: 1px solid var(--line);
  background: var(--bg-2);
}

.comp-card.bad {
  border-top: 2px solid #ef4444;
}

.comp-card.good {
  border-top: 2px solid var(--accent);
  background: var(--bg-1);
}

.comp-tag {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .2em;
  text-transform: uppercase;
  margin-bottom: 14px;
  display: block;
}

.comp-card.bad .comp-tag { color: #ef4444; }
.comp-card.good .comp-tag { color: var(--accent); }

.comp-card h3 {
  font-family: var(--f-display);
  font-size: clamp(20px, 2.5vw, 26px);
  text-transform: uppercase;
  margin-bottom: 22px;
}

.comp-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.comp-list li {
  display: flex;
  gap: 14px;
  font-size: 13.5px;
  color: var(--muted);
  line-height: 1.6;
}

.comp-list li svg {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  margin-top: 3px;
}

.comp-card.bad .comp-list li svg { color: #ef4444; }
.comp-card.good .comp-list li svg { color: var(--accent); }

@media (max-width: 820px) {
  .comparison__boxes {
    grid-template-columns: 1fr;
  }
}

/* ============ PROJECTS / PORTFÓLIO (DR. ICE STYLE) ============ */
.projects {
  background: var(--bg-2);
  padding: clamp(64px, 8vw, 110px) 0;
  border-top: 1px solid var(--line);
}

.filters-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 40px;
}

.filter-btn {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--muted);
  font-family: var(--f-body);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .18em;
  text-transform: uppercase;
  padding: 10px 18px;
  cursor: pointer;
  transition: all .3s var(--ease);
}

.filter-btn:hover {
  border-color: var(--accent);
  color: var(--text);
}

.filter-btn.active {
  background: var(--accent);
  color: #08090B;
  border-color: var(--accent);
}

.projects__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: clamp(16px, 2vw, 26px);
}

.prj {
  display: flex;
  flex-direction: column;
  position: relative;
  background: var(--bg-1);
  border: 1px solid var(--line);
  transition: .4s var(--ease);
}

.prj:hover {
  transform: translateY(-6px);
  border-color: var(--accent);
}

.prj__img {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: #000;
}

.prj__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  transition: transform 1.1s var(--ease);
}

.prj:hover .prj__img img {
  transform: scale(1.06);
}

.prj__overlay {
  position: absolute;
  inset: 0;
  background: rgba(8, 9, 11, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity .3s var(--ease);
}

.prj:hover .prj__overlay {
  opacity: 1;
}

.prj__body {
  padding: 22px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.prj__cat {
  font-size: 9.5px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--accent);
  display: block;
  margin-bottom: 8px;
}

.prj__body h3 {
  font-size: 15px;
  margin-bottom: 12px;
}

.prj__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 20px;
}

.prj-tag {
  font-size: 10px;
  padding: 3px 8px;
  border: 1px solid var(--line);
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .06em;
}

.prj__actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: auto;
}

/* ============ MODAL FULLPAGE PREVIEW ============ */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(4, 5, 8, 0.94);
  backdrop-filter: blur(12px);
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: all .3s var(--ease);
}

.modal-backdrop.active {
  opacity: 1;
  visibility: visible;
}

.modal-window {
  background: var(--bg-1);
  border: 1px solid var(--line);
  width: 100%;
  max-width: 1080px;
  height: 90vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.8);
}

.modal-header {
  padding: 16px 24px;
  background: var(--bg-0);
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-header-left {
  display: flex;
  align-items: center;
  gap: 14px;
}

.modal-dots {
  display: flex;
  gap: 6px;
}

.modal-dots span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.modal-dots span:nth-child(1) { background: #ef4444; }
.modal-dots span:nth-child(2) { background: #f59e0b; }
.modal-dots span:nth-child(3) { background: #10b981; }

.modal-header h3 {
  font-size: 13px;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.modal-close-btn {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--muted);
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: .3s;
}

.modal-close-btn:hover {
  border-color: #ef4444;
  color: #ef4444;
}

.modal-scrollable-body {
  flex: 1;
  overflow-y: auto;
  background: #000;
}

.modal-scrollable-body img {
  width: 100%;
  height: auto;
  display: block;
}

.modal-footer {
  padding: 14px 24px;
  background: var(--bg-0);
  border-top: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.modal-footer span {
  font-size: 12px;
  color: var(--muted);
}

/* ============ SIMULADOR DE BRIEFING ============ */
.simulador {
  background: var(--bg-1);
  padding: clamp(64px, 8vw, 110px) 0;
  border-top: 1px solid var(--line);
}

.calc-box {
  background: var(--bg-2);
  border: 1px solid var(--line);
  padding: clamp(28px, 4vw, 50px);
  max-width: 900px;
  margin: 0 auto;
}

.calc-step {
  margin-bottom: 28px;
}

.calc-step-label {
  display: block;
  font-family: var(--f-display);
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--text);
  margin-bottom: 14px;
}

.calc-options-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 10px;
}

.calc-option-btn {
  background: var(--bg-1);
  border: 1px solid var(--line);
  padding: 12px 16px;
  color: var(--muted);
  font-family: var(--f-body);
  font-size: 12px;
  font-weight: 500;
  text-align: left;
  cursor: pointer;
  transition: all .25s var(--ease);
}

.calc-option-btn:hover {
  border-color: var(--accent);
  color: var(--text);
}

.calc-option-btn.selected {
  border-color: var(--accent);
  background: rgba(74, 135, 181, 0.15);
  color: var(--text);
  font-weight: 600;
}

.calc-result-box {
  background: var(--bg-0);
  border: 1px solid var(--line);
  border-left: 2px solid var(--accent);
  padding: 22px;
  margin-top: 30px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.calc-result-box h4 {
  font-size: 12px;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 4px;
}

.calc-result-box p {
  font-size: 13px;
  color: var(--muted);
}

/* ============ PROCESS (DR. ICE STEPS) ============ */
.process {
  background: var(--bg-2);
  padding: clamp(64px, 8vw, 110px) 0;
  border-top: 1px solid var(--line);
}

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: clamp(20px, 2.4vw, 34px);
  position: relative;
}

.steps::before {
  content: "";
  position: absolute;
  top: 13px;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--line);
}

@media (max-width: 760px) {
  .steps::before { display: none; }
}

.step {
  position: relative;
}

.step__n {
  font-family: var(--f-display);
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--accent);
  display: block;
  margin-bottom: 16px;
}

.step h3 {
  margin-bottom: 11px;
}

.step p {
  font-size: 12.5px;
  color: var(--muted);
  line-height: 1.75;
}

/* ============ TESTIMONIALS (DR. ICE CARDS) ============ */
.tst {
  background: var(--bg-1);
  padding: clamp(64px, 8vw, 110px) 0;
  border-top: 1px solid var(--line);
}

.tst__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: clamp(14px, 1.6vw, 22px);
}

.card {
  background: var(--bg-2);
  border: 1px solid var(--line);
  padding: clamp(24px, 3vw, 36px);
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.card__q {
  color: var(--accent);
  opacity: .5;
  font-family: var(--f-display);
  font-size: 34px;
  line-height: .6;
}

.card p {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.8;
  flex: 1;
}

.who {
  display: flex;
  align-items: center;
  gap: 14px;
}

.who__av {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  flex: none;
  background: linear-gradient(140deg, var(--accent), var(--bg-3));
  display: grid;
  place-items: center;
  font-family: var(--f-display);
  font-size: 13px;
  font-weight: 700;
  color: #08090B;
}

.who b {
  display: block;
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  font-weight: 600;
}

.who span {
  font-size: 10.5px;
  color: var(--muted);
}

/* ============ FAQ ACCORDION ============ */
.faq {
  background: var(--bg-0);
  padding: clamp(64px, 8vw, 110px) 0;
  border-top: 1px solid var(--line);
}

.faq-list {
  max-width: 820px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  border: 1px solid var(--line);
  background: var(--bg-1);
}

.faq-question {
  width: 100%;
  padding: 20px 24px;
  background: transparent;
  border: none;
  color: var(--text);
  font-family: var(--f-display);
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: .08em;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.faq-icon {
  font-size: 16px;
  color: var(--accent);
  transition: transform .3s;
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .35s var(--ease), padding .35s var(--ease);
  padding: 0 24px;
}

.faq-item.active .faq-answer {
  max-height: 250px;
  padding: 0 24px 20px;
}

.faq-answer p {
  font-size: 13.5px;
  color: var(--muted);
  line-height: 1.7;
}

/* ============ CTA BAND ============ */
.cta {
  position: relative;
  padding: clamp(70px, 9vw, 130px) 0;
  background: var(--bg-1);
  border-top: 1px solid var(--line);
}

.cta .h2 {
  margin-bottom: 18px;
  max-width: 18ch;
}

.cta .lede {
  margin-bottom: 34px;
}

/* ============ FOOTER ============ */
.ft {
  background: var(--bg-0);
  border-top: 1px solid var(--line);
  padding: clamp(48px, 6vw, 80px) 0 0;
}

.ft__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: clamp(24px, 3vw, 44px);
}

.ft__about {
  grid-column: span 2;
}

.ft__about p {
  font-size: 12.5px;
  color: var(--muted);
  margin-top: 20px;
  max-width: 36ch;
  line-height: 1.8;
}

.ft h4 {
  font-size: 10px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
  font-weight: 600;
}

.ft ul {
  list-style: none;
  display: grid;
  gap: 11px;
}

.ft li a {
  font-size: 12.5px;
  color: var(--muted);
  transition: .25s;
}

.ft li a:hover {
  color: var(--text);
}

.ft__contact p {
  font-size: 12.5px;
  color: var(--muted);
  margin-bottom: 9px;
  line-height: 1.7;
}

.ft__contact a:hover {
  color: var(--accent);
}

.social {
  display: flex;
  gap: 14px;
  margin-top: 24px;
}

.social a {
  color: var(--muted);
  transition: .25s;
}

.social a:hover {
  color: var(--accent);
  transform: translateY(-2px);
}

.social svg {
  width: 17px;
  height: 17px;
}

.ft__bar {
  margin-top: clamp(36px, 5vw, 60px);
  border-top: 1px solid var(--line);
  padding: 22px 0;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.ft__bar, .ft__bar a {
  font-size: 10.5px;
  color: var(--muted);
  letter-spacing: .05em;
}

.ft__bar a:hover {
  color: var(--accent);
}

@media (max-width: 900px) {
  .ft__grid { grid-template-columns: 1fr 1fr; }
  .ft__about { grid-column: span 2; }
}

@media (max-width: 560px) {
  .ft__grid { grid-template-columns: 1fr; }
  .ft__about { grid-column: span 1; }
}

/* ============ FLOATING BUTTONS (DR. ICE STYLE) ============ */
.wa {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 65;
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--accent-green);
  color: #08110B;
  padding: 13px 18px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  box-shadow: 0 10px 34px rgba(0, 0, 0, .45);
  transition: .35s var(--ease);
}

.wa:hover {
  transform: translateY(-3px) scale(1.03);
}

.wa svg {
  width: 19px;
  height: 19px;
  flex: none;
}

@media (max-width: 520px) {
  .wa span { display: none; }
  .wa { padding: 15px; border-radius: 50%; }
}

.mktg-brand {
  position: fixed;
  left: 18px;
  bottom: 18px;
  z-index: 65;
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(15, 17, 20, 0.75);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--text);
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 9.5px;
  font-weight: 600;
  letter-spacing: .05em;
  text-transform: uppercase;
  text-decoration: none;
  box-shadow: 0 10px 24px rgba(0, 0, 0, .35);
  transition: .3s var(--ease);
}

.mktg-brand:hover {
  background: rgba(21, 24, 28, 0.95);
  transform: translateY(-2px);
  border-color: var(--accent);
}

.mktg-brand img {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  object-fit: cover;
  flex: none;
}

@media (max-width: 520px) {
  .mktg-brand span { display: none; }
  .mktg-brand { padding: 8px; border-radius: 50%; }
}