/* ============================================================
   TECNO PLAY — style.css
   Mobile First | Premium Design System
============================================================ */

/* =================================
   1. VARIÁVEIS CSS
================================= */
:root {
  --color-dark:          #080d1a;
  --color-dark-2:        #0d1428;
  --color-dark-3:        #111c38;
  --color-darker:        #060912;
  --color-royal:         #1a3a8f;
  --color-blue:          #2563eb;
  --color-blue-light:    #3b82f6;
  --color-blue-glow:     rgba(37, 99, 235, 0.4);
  --color-silver:        #8896a8;
  --color-silver-light:  #b8c4d4;
  --color-silver-bright: #d4dce8;
  --color-white:         #ffffff;
  --color-text:          #7888a0;
  --color-text-light:    #a8b8cc;
  --color-accent:        #60a5fa;
  --color-whatsapp:      #25d366;
  --color-whatsapp-dark: #128c4e;
  --color-border:        rgba(255, 255, 255, 0.07);
  --color-border-blue:   rgba(37, 99, 235, 0.28);

  --gradient-dark:       linear-gradient(135deg, #080d1a 0%, #0d1428 100%);
  --gradient-blue:       linear-gradient(135deg, #1a3a8f 0%, #2563eb 100%);
  --gradient-silver:     linear-gradient(135deg, #8896a8 0%, #d4dce8 50%, #8896a8 100%);

  --font-heading:        'Montserrat', sans-serif;
  --font-body:           'Inter', sans-serif;

  --fs-xs:   0.75rem;
  --fs-sm:   0.875rem;
  --fs-base: 1rem;
  --fs-lg:   1.125rem;
  --fs-xl:   1.25rem;
  --fs-2xl:  1.5rem;
  --fs-3xl:  1.875rem;
  --fs-4xl:  2.25rem;
  --fs-5xl:  3rem;
  --fs-6xl:  3.75rem;

  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  --max-width:        1280px;
  --container-pad:    1.25rem;
  --header-height:    68px;

  --radius-sm:   0.375rem;
  --radius-md:   0.75rem;
  --radius-lg:   1rem;
  --radius-xl:   1.25rem;
  --radius-2xl:  1.75rem;
  --radius-full: 9999px;

  --shadow-md:      0 4px 20px rgba(0,0,0,0.45);
  --shadow-lg:      0 8px 40px rgba(0,0,0,0.55);
  --shadow-blue:    0 6px 28px rgba(37, 99, 235, 0.32);
  --shadow-blue-lg: 0 12px 48px rgba(37, 99, 235, 0.42);

  --ease-out: cubic-bezier(0.4, 0, 0.2, 1);
  --tr-fast: 0.2s ease;
  --tr-base: 0.3s ease;
  --tr-slow: 0.5s ease;
}

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

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

body {
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: 1.6;
  color: var(--color-text-light);
  background: var(--color-dark);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, video { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
address { font-style: normal; }

/* =================================
   3. UTILITÁRIOS
================================= */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-12);
}

.section-eyebrow {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
  background: rgba(96, 165, 250, 0.09);
  border: 1px solid rgba(96, 165, 250, 0.28);
  padding: 0.3rem 1rem;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-4);
}

.section-title {
  font-family: var(--font-heading);
  font-size: var(--fs-2xl);
  font-weight: 800;
  color: var(--color-white);
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-4);
}

.section-subtitle {
  font-size: var(--fs-base);
  color: var(--color-text);
  max-width: 560px;
  margin-inline: auto;
  line-height: 1.75;
}

/* =================================
   4. BOTÕES
================================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-size: var(--fs-sm);
  font-weight: 700;
  letter-spacing: 0.04em;
  border-radius: var(--radius-full);
  padding: 0.75rem 1.75rem;
  border: 2px solid transparent;
  transition: transform var(--tr-base), box-shadow var(--tr-base), filter var(--tr-base), background var(--tr-base), border-color var(--tr-base), color var(--tr-base);
  white-space: nowrap;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  text-decoration: none;
}

.btn--primary {
  background: var(--gradient-blue);
  color: var(--color-white);
  box-shadow: var(--shadow-blue);
}
.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-blue-lg);
  filter: brightness(1.12);
}

.btn--outline {
  background: transparent;
  color: var(--color-silver-bright);
  border-color: rgba(255,255,255,0.22);
}
.btn--outline:hover {
  background: rgba(255,255,255,0.07);
  border-color: rgba(255,255,255,0.45);
  color: var(--color-white);
  transform: translateY(-2px);
}

.btn--whatsapp {
  background: linear-gradient(135deg, #2adc6a 0%, var(--color-whatsapp-dark) 100%);
  color: var(--color-white);
}
.btn--whatsapp:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(37, 211, 102, 0.45);
  filter: brightness(1.08);
}

.btn--card {
  background: transparent;
  color: var(--color-accent);
  border: 1px solid var(--color-border-blue);
  font-size: var(--fs-xs);
  padding: 0.6rem 1.2rem;
  width: 100%;
}
.btn--card:hover {
  background: var(--gradient-blue);
  color: var(--color-white);
  border-color: transparent;
  transform: translateY(-2px);
  box-shadow: var(--shadow-blue);
}

.btn--large {
  font-size: var(--fs-base);
  padding: 1rem 2.25rem;
}
.btn--sm {
  font-size: var(--fs-xs);
  padding: 0.5rem 1.1rem;
}

.btn--pulse {
  animation: pulse-wa 2.4s ease-in-out infinite;
}

@keyframes pulse-wa {
  0%,100% { box-shadow: 0 0 0 0 rgba(37,211,102,0.5); }
  50%      { box-shadow: 0 0 0 14px rgba(37,211,102,0); }
}

/* =================================
   5. HEADER
================================= */
.header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 200;
  height: var(--header-height);
  transition: background var(--tr-base), backdrop-filter var(--tr-base), box-shadow var(--tr-base);
}

.header.is-scrolled {
  background: rgba(8, 13, 26, 0.88);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  box-shadow: 0 1px 0 var(--color-border), 0 4px 24px rgba(0,0,0,0.4);
}

.header__container {
  display: flex;
  align-items: center;
  height: 100%;
  gap: var(--space-4);
}

.header__logo { flex-shrink: 0; }
.header__logo img { height: 36px; width: auto; }

/* Nav mobile: drawer */
.nav {
  position: fixed;
  inset: 0;
  z-index: 199;
  background: rgba(6, 9, 18, 0.97);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  display: flex;
  align-items: center;
  justify-content: center;
  transform: translateX(-100%);
  transition: transform 0.42s var(--ease-out);
}
.nav.is-open { transform: translateX(0); }

.nav__list {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-8);
}

.nav__link {
  font-family: var(--font-heading);
  font-size: var(--fs-2xl);
  font-weight: 700;
  color: var(--color-silver-bright);
  letter-spacing: 0.04em;
  position: relative;
  transition: color var(--tr-fast);
}
.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-blue);
  transition: width var(--tr-base);
  border-radius: 1px;
}
.nav__link:hover, .nav__link.is-active { color: var(--color-white); }
.nav__link:hover::after, .nav__link.is-active::after { width: 100%; }

.header__whatsapp {
  display: none;
  margin-left: auto;
  font-size: var(--fs-xs);
  padding: 0.55rem 1.1rem;
}

/* Hamburguer */
.nav__toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  margin-left: auto;
  position: relative;
  z-index: 201;
  flex-shrink: 0;
}
.nav__toggle-bar {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-silver-bright);
  border-radius: 2px;
  transition: all var(--tr-base);
  transform-origin: center;
}
.nav__toggle.is-open .nav__toggle-bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__toggle.is-open .nav__toggle-bar:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav__toggle.is-open .nav__toggle-bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* =================================
   6. HERO
================================= */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* Vídeo background */
.hero__video-wrapper {
  position: absolute;
  inset: 0;
  z-index: 0;
  background: var(--color-dark);
  background-image:
    radial-gradient(ellipse at 25% 55%, rgba(37,99,235,0.18) 0%, transparent 55%),
    radial-gradient(ellipse at 75% 45%, rgba(26,58,143,0.12) 0%, transparent 55%);
}

.hero__video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}
.hero__video--desktop { display: none; }
.hero__video--mobile  { display: block; }

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    155deg,
    rgba(8,13,26,0.90) 0%,
    rgba(8,13,26,0.72) 45%,
    rgba(8,13,26,0.88) 100%
  );
}

/* Conteúdo */
.hero__inner {
  position: relative;
  z-index: 1;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--space-12);
  padding-top: calc(var(--header-height) + var(--space-10));
  padding-bottom: var(--space-16);
}

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-heading);
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-4);
}

.hero__title {
  font-family: var(--font-heading);
  font-size: var(--fs-3xl);
  font-weight: 900;
  color: var(--color-white);
  line-height: 1.12;
  letter-spacing: -0.025em;
  margin-bottom: var(--space-5);
}

.hero__subtitle {
  font-size: var(--fs-base);
  color: var(--color-text-light);
  line-height: 1.75;
  margin-bottom: var(--space-8);
  max-width: 540px;
}

.hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-8);
}

.hero__trust {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
}
.hero__trust-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--fs-xs);
  font-weight: 500;
  color: var(--color-silver-light);
}
.hero__trust-item i {
  color: var(--color-accent);
  font-size: var(--fs-sm);
  flex-shrink: 0;
}

/* Dispositivo (placeholder iPhone) */
.hero__device {
  display: flex;
  justify-content: center;
  align-items: center;
}
.hero__device-wrapper {
  position: relative;
  width: 200px;
  height: 360px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero__device-placeholder {
  width: 168px;
  height: 320px;
  border-radius: 2.2rem;
  background: linear-gradient(145deg, rgba(26,58,143,0.22) 0%, rgba(8,13,26,0.65) 100%);
  border: 1px solid rgba(96,165,250,0.22);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 1;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5), inset 0 1px 0 rgba(255,255,255,0.06);
}
.hero__device-frame {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
}
.hero__device-frame i  { font-size: 2.8rem; color: rgba(96,165,250,0.45); }
.hero__device-frame span { font-family: var(--font-heading); font-size: var(--fs-sm); font-weight: 600; color: var(--color-silver-light); }
.hero__device-frame small { font-size: var(--fs-xs); color: var(--color-silver); opacity: 0.55; }

/* Imagem real (quando inserida) */
.hero__device-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 0.5rem;
  border-radius: 2.2rem;
}

/* Efeitos decorativos */
.hero__device-glow {
  position: absolute;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(37,99,235,0.38) 0%, transparent 70%);
  pointer-events: none;
  animation: glow-pulse 3.2s ease-in-out infinite;
}
.hero__device-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(96,165,250,0.13);
  pointer-events: none;
  animation: ring-breathe 3.5s ease-in-out infinite;
}
.hero__device-ring--1 { width: 270px; height: 270px; }
.hero__device-ring--2 { width: 350px; height: 350px; animation-delay: 0.9s; }

@keyframes glow-pulse {
  0%,100% { opacity:0.5; transform:scale(1); }
  50%      { opacity:1;   transform:scale(1.12); }
}
@keyframes ring-breathe {
  0%,100% { opacity:0.25; transform:scale(1); }
  50%      { opacity:0.5;  transform:scale(1.04); }
}

/* Scroll indicator */
.hero__scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
}
.hero__scroll-dot {
  width: 22px;
  height: 38px;
  border: 2px solid rgba(255,255,255,0.25);
  border-radius: 11px;
  position: relative;
}
.hero__scroll-dot::after {
  content: '';
  position: absolute;
  top: 5px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 7px;
  background: var(--color-accent);
  border-radius: 2px;
  animation: scroll-dot 1.8s ease-in-out infinite;
}
@keyframes scroll-dot {
  0%,100% { transform:translateX(-50%) translateY(0); opacity:1; }
  80%      { transform:translateX(-50%) translateY(11px); opacity:0; }
}

/* =================================
   7. STATS
================================= */
.stats {
  background: var(--color-dark-2);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-12) 0;
}
.stats__eyebrow {
  text-align: center;
  font-family: var(--font-heading);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--color-text);
  letter-spacing: 0.04em;
  margin-bottom: var(--space-8);
}
.stats__grid {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-8);
}
.stats__divider {
  width: 40px;
  height: 1px;
  background: var(--color-border);
}
.stats__item { text-align: center; }
.stats__number {
  display: block;
  font-family: var(--font-heading);
  font-size: var(--fs-5xl);
  font-weight: 900;
  background: var(--gradient-silver);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: var(--space-2);
}
.stats__label {
  display: block;
  font-size: var(--fs-sm);
  color: var(--color-text);
  font-weight: 500;
}

/* =================================
   8. DORES DO CLIENTE
================================= */
.pain-points {
  padding: var(--space-20) 0;
  background: var(--color-dark);
}
.pain-points__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
}
.pain-card {
  background: linear-gradient(160deg, rgba(26,58,143,0.1) 0%, rgba(8,13,26,0.85) 100%);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  position: relative;
  overflow: hidden;
  transition: border-color var(--tr-base), transform var(--tr-base), box-shadow var(--tr-base);
}
.pain-card::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(239,68,68,0.5), transparent);
  transform: scaleX(0);
  transition: transform var(--tr-base);
}
.pain-card:hover { border-color: rgba(239,68,68,0.3); transform: translateY(-4px); box-shadow: 0 8px 32px rgba(0,0,0,0.35); }
.pain-card:hover::after { transform: scaleX(1); }

.pain-card__icon {
  width: 50px; height: 50px;
  border-radius: var(--radius-md);
  background: rgba(239,68,68,0.1);
  border: 1px solid rgba(239,68,68,0.2);
  display: flex; align-items: center; justify-content: center;
  color: #f87171;
  font-size: var(--fs-xl);
  margin-bottom: var(--space-5);
}
.pain-card__title {
  font-family: var(--font-heading);
  font-size: var(--fs-lg);
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: var(--space-3);
}
.pain-card__text {
  font-size: var(--fs-sm);
  color: var(--color-text);
  line-height: 1.75;
}

/* =================================
   9. DIFERENCIAIS / SOLUÇÃO
================================= */
.solutions {
  padding: var(--space-20) 0;
  background: var(--color-dark-2);
  position: relative;
  overflow: hidden;
}
.solutions::before {
  content: '';
  position: absolute;
  top: -200px; left: 50%;
  transform: translateX(-50%);
  width: 800px; height: 600px;
  background: radial-gradient(circle, rgba(37,99,235,0.07) 0%, transparent 70%);
  pointer-events: none;
}
.solutions__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
}
.solution-card {
  background: linear-gradient(160deg, rgba(26,58,143,0.14) 0%, rgba(8,13,26,0.7) 100%);
  border: 1px solid var(--color-border-blue);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  position: relative;
  overflow: hidden;
  transition: border-color var(--tr-base), transform var(--tr-base), box-shadow var(--tr-base);
}
.solution-card:hover {
  border-color: var(--color-blue);
  transform: translateY(-4px);
  box-shadow: var(--shadow-blue);
}
.solution-card__number {
  position: absolute;
  top: 0.75rem; right: 1.25rem;
  font-family: var(--font-heading);
  font-size: 5rem;
  font-weight: 900;
  color: rgba(255,255,255,0.03);
  line-height: 1;
  user-select: none;
}
.solution-card__icon {
  width: 50px; height: 50px;
  border-radius: var(--radius-md);
  background: var(--gradient-blue);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-white);
  font-size: var(--fs-xl);
  margin-bottom: var(--space-5);
  box-shadow: var(--shadow-blue);
}
.solution-card__title {
  font-family: var(--font-heading);
  font-size: var(--fs-lg);
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: var(--space-3);
}
.solution-card__text {
  font-size: var(--fs-sm);
  color: var(--color-text);
  line-height: 1.75;
}

/* =================================
  10. MODELOS
================================= */
.models {
  padding: var(--space-20) 0;
  background: var(--color-dark);
}

/* Filtros */
.models__filters {
  display: flex;
  gap: var(--space-2);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  padding-bottom: var(--space-2);
  margin-bottom: var(--space-10);
}
.models__filters::-webkit-scrollbar { display: none; }

.models__filter-btn {
  flex-shrink: 0;
  font-family: var(--font-heading);
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--color-text);
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  padding: 0.5rem 1.15rem;
  white-space: nowrap;
  transition: all var(--tr-fast);
}
.models__filter-btn:hover {
  background: rgba(37,99,235,0.14);
  border-color: var(--color-border-blue);
  color: var(--color-accent);
}
.models__filter-btn.is-active {
  background: var(--gradient-blue);
  border-color: transparent;
  color: var(--color-white);
  box-shadow: var(--shadow-blue);
}

/* Grid */
.models__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

/* Card */
.model-card {
  background: linear-gradient(160deg, rgba(26,58,143,0.1) 0%, rgba(8,13,26,0.92) 100%);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: border-color var(--tr-base), transform var(--tr-base), box-shadow var(--tr-base);
}
.model-card:hover {
  border-color: var(--color-border-blue);
  transform: translateY(-4px);
  box-shadow: var(--shadow-blue);
}
.model-card.is-hidden { display: none; }

.model-card__badge {
  position: absolute;
  top: 0.65rem; left: 0.65rem;
  z-index: 1;
  font-family: var(--font-heading);
  font-size: 0.62rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-full);
}
.model-card__badge--launch {
  background: linear-gradient(135deg, #f59e0b, #d97706);
  color: #fff;
}

.model-card__image {
  aspect-ratio: 1;
  background: linear-gradient(145deg, rgba(26,58,143,0.14) 0%, rgba(8,13,26,0.8) 100%);
  display: flex; align-items: center; justify-content: center;
  border-bottom: 1px solid var(--color-border);
}
.model-card__image img {
  width: 100%; height: 100%;
  object-fit: contain;
  padding: 1rem;
}
.model-card__placeholder {
  width: 100%; height: 100%;
  min-height: 110px;
  display: flex; align-items: center; justify-content: center;
}
.model-card__placeholder i { font-size: 2.2rem; color: rgba(96,165,250,0.22); }

.model-card__content {
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  flex: 1;
}
.model-card__name {
  font-family: var(--font-heading);
  font-size: var(--fs-sm);
  font-weight: 700;
  color: var(--color-white);
  line-height: 1.3;
}
.model-card__features { display: flex; flex-direction: column; gap: 0.3rem; }
.model-card__features li {
  display: flex; align-items: center; gap: var(--space-2);
  font-size: var(--fs-xs);
  color: var(--color-text);
}
.model-card__features i { color: var(--color-accent); font-size: 0.58rem; flex-shrink: 0; }

/* Rodapé grid de modelos */
.models__footer {
  text-align: center;
  margin-top: var(--space-12);
  padding-top: var(--space-12);
  border-top: 1px solid var(--color-border);
}
.models__footer-text {
  font-size: var(--fs-sm);
  color: var(--color-text);
  margin-bottom: var(--space-5);
}

/* =================================
  11. BENEFÍCIOS
================================= */
.benefits {
  padding: var(--space-20) 0;
  background: var(--color-dark-2);
  position: relative;
  overflow: hidden;
}
.benefits::before {
  content: '';
  position: absolute;
  bottom: -250px; right: -150px;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(37,99,235,0.06) 0%, transparent 70%);
  pointer-events: none;
}
.benefits__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}
.benefit-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  text-align: center;
  transition: background var(--tr-base), border-color var(--tr-base), transform var(--tr-base);
}
.benefit-card:hover {
  background: rgba(37,99,235,0.08);
  border-color: var(--color-border-blue);
  transform: translateY(-4px);
}
.benefit-card__icon {
  display: block;
  font-size: var(--fs-3xl);
  color: var(--color-accent);
  margin-bottom: var(--space-4);
}
.benefit-card__title {
  font-family: var(--font-heading);
  font-size: var(--fs-sm);
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: var(--space-2);
}
.benefit-card__text {
  font-size: var(--fs-xs);
  color: var(--color-text);
  line-height: 1.75;
}

/* =================================
  12. SOBRE
================================= */
.about {
  padding: var(--space-20) 0;
  background: var(--color-dark);
}
.about__inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-12);
}
.about__image-wrapper {
  position: relative;
  align-self: center;
  width: 100%;
  max-width: 480px;
}
.about__image-placeholder {
  aspect-ratio: 4/3;
  border-radius: var(--radius-2xl);
  background: linear-gradient(145deg, rgba(26,58,143,0.18) 0%, rgba(8,13,26,0.85) 100%);
  border: 1px solid var(--color-border-blue);
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.about__photo {
  width: 100%; height: 100%;
  object-fit: cover;
  border-radius: var(--radius-2xl);
}
.about__image-placeholder-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
}
.about__image-placeholder-inner i    { font-size: 3rem; color: rgba(96,165,250,0.28); }
.about__image-placeholder-inner span { font-family: var(--font-heading); font-size: var(--fs-sm); font-weight: 600; color: var(--color-silver-light); }
.about__image-placeholder-inner small{ font-size: var(--fs-xs); color: var(--color-silver); opacity: 0.55; }

.about__badge {
  position: absolute;
  bottom: -1rem; right: -0.75rem;
  background: var(--gradient-blue);
  border-radius: var(--radius-xl);
  padding: var(--space-4) var(--space-5);
  text-align: center;
  box-shadow: var(--shadow-blue-lg);
}
.about__badge-number { display: block; font-family: var(--font-heading); font-size: var(--fs-2xl); font-weight: 900; color: var(--color-white); line-height: 1; }
.about__badge-label  { display: block; font-size: var(--fs-xs); color: rgba(255,255,255,0.8); margin-top: var(--space-1); white-space: nowrap; }

.about__content { display: flex; flex-direction: column; gap: var(--space-5); }
.section-title.about__title { text-align: left; }

.about__text { display: flex; flex-direction: column; gap: var(--space-4); }
.about__text p { font-size: var(--fs-base); color: var(--color-text-light); line-height: 1.8; }

.about__features { display: flex; flex-direction: column; gap: var(--space-3); }
.about__feature {
  display: flex; align-items: center; gap: var(--space-3);
  font-size: var(--fs-sm);
  color: var(--color-silver-light);
}
.about__feature i { color: var(--color-accent); font-size: var(--fs-base); flex-shrink: 0; width: 20px; }

/* =================================
  13. AVALIAÇÕES
================================= */
.reviews {
  padding: var(--space-20) 0;
  background: var(--color-dark-2);
}
.reviews__google-badge {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  padding: var(--space-3) var(--space-6);
  margin: 0 auto var(--space-10);
  width: fit-content;
  flex-wrap: wrap;
}
.reviews__google-badge .fa-google { color: #4285F4; font-size: var(--fs-xl); }
.reviews__google-rating { font-family: var(--font-heading); font-size: var(--fs-xl); font-weight: 800; color: var(--color-white); }
.reviews__stars { color: #fbbf24; display: flex; gap: 2px; font-size: var(--fs-xs); }
.reviews__google-label { font-size: var(--fs-sm); color: var(--color-text); }

.reviews__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
}
.review-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  transition: border-color var(--tr-base), transform var(--tr-base), box-shadow var(--tr-base);
}
.review-card:hover {
  border-color: var(--color-border-blue);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}
.review-card__header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}
.review-card__avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--gradient-blue);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-white);
  flex-shrink: 0;
}
.review-card__meta { flex: 1; min-width: 0; }
.review-card__name { display: block; font-family: var(--font-heading); font-size: var(--fs-sm); font-weight: 700; color: var(--color-white); margin-bottom: 2px; }
.review-card__stars { color: #fbbf24; display: flex; gap: 2px; font-size: var(--fs-xs); }
.review-card__google { color: #4285F4; font-size: var(--fs-lg); opacity: 0.7; }
.review-card__text { font-size: var(--fs-sm); color: var(--color-text); line-height: 1.75; font-style: italic; }

.reviews__footer { text-align: center; margin-top: var(--space-10); }

/* =================================
  14. FAQ ACCORDION
================================= */
.faq {
  padding: var(--space-20) 0;
  background: var(--color-dark);
}
.faq__list {
  max-width: 720px;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.faq__item {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color var(--tr-fast);
}
.faq__item.is-open { border-color: var(--color-border-blue); }

.faq__question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-5) var(--space-6);
  text-align: left;
  transition: background var(--tr-fast);
}
.faq__question:hover { background: rgba(37,99,235,0.06); }
.faq__question > span:first-child {
  font-family: var(--font-heading);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--color-white);
  line-height: 1.5;
}

.faq__icon {
  flex-shrink: 0;
  width: 28px; height: 28px;
  border-radius: 50%;
  background: rgba(37,99,235,0.1);
  border: 1px solid var(--color-border-blue);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-accent);
  font-size: var(--fs-xs);
  transition: transform var(--tr-base), background var(--tr-base), border-color var(--tr-base);
}
.faq__item.is-open .faq__icon {
  transform: rotate(45deg);
  background: var(--gradient-blue);
  border-color: transparent;
  color: var(--color-white);
}

/* Animação de accordion via max-height */
.faq__answer {
  max-height: 0;
  overflow: hidden;
  padding: 0 var(--space-6);
  transition: max-height 0.4s var(--ease-out), padding 0.4s ease;
}
.faq__answer:not([hidden]) {
  max-height: 400px;
  padding: 0 var(--space-6) var(--space-5);
}
.faq__answer p {
  font-size: var(--fs-sm);
  color: var(--color-text);
  line-height: 1.8;
}

/* =================================
  15. CTA FINAL
================================= */
.cta-final {
  padding: var(--space-24) 0;
  background: var(--color-dark-2);
  position: relative;
  overflow: hidden;
  text-align: center;
}
.cta-final__bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 50%, rgba(37,99,235,0.16) 0%, transparent 65%);
  pointer-events: none;
}
.cta-final__inner {
  position: relative;
  z-index: 1;
  max-width: 680px;
  margin-inline: auto;
}
.cta-final__icon { display: block; font-size: 3rem; color: rgba(96,165,250,0.45); margin-bottom: var(--space-6); }
.cta-final__title {
  font-family: var(--font-heading);
  font-size: var(--fs-3xl);
  font-weight: 900;
  color: var(--color-white);
  line-height: 1.18;
  letter-spacing: -0.025em;
  margin-bottom: var(--space-5);
}
.cta-final__subtitle {
  font-size: var(--fs-base);
  color: var(--color-text-light);
  line-height: 1.75;
  margin-bottom: var(--space-10);
}
.cta-final__trust {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-5);
  margin-top: var(--space-8);
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-border);
}
.cta-final__trust span {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-heading);
  font-size: var(--fs-xs);
  font-weight: 600;
  color: var(--color-text);
  letter-spacing: 0.06em;
}
.cta-final__trust i { color: var(--color-accent); }

/* =================================
  16. FOOTER
================================= */
.footer {
  background: var(--color-darker);
  border-top: 1px solid var(--color-border);
}
.footer__main { padding: var(--space-16) 0; }
.footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
}
.footer__col--brand .footer__logo img {
  height: 34px; width: auto;
  margin-bottom: var(--space-4);
}
.footer__desc { font-size: var(--fs-sm); color: var(--color-text); line-height: 1.75; margin-bottom: var(--space-5); }
.footer__social { display: flex; gap: var(--space-3); }
.footer__social-link {
  width: 38px; height: 38px;
  border-radius: 50%;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--color-border);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-text);
  font-size: var(--fs-sm);
  transition: background var(--tr-fast), border-color var(--tr-fast), color var(--tr-fast), transform var(--tr-fast);
}
.footer__social-link:hover {
  background: var(--color-blue);
  border-color: var(--color-blue);
  color: var(--color-white);
  transform: translateY(-2px);
}
.footer__col-title {
  font-family: var(--font-heading);
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-silver-bright);
  margin-bottom: var(--space-5);
}
.footer__links { display: flex; flex-direction: column; gap: var(--space-3); }
.footer__link {
  font-size: var(--fs-sm);
  color: var(--color-text);
  transition: color var(--tr-fast);
}
.footer__link:hover { color: var(--color-accent); }

.footer__contact { display: flex; flex-direction: column; gap: var(--space-4); margin-bottom: var(--space-6); }
.footer__contact-item {
  display: flex; align-items: flex-start; gap: var(--space-3);
  font-size: var(--fs-sm); color: var(--color-text); line-height: 1.6;
}
.footer__contact-item i { color: var(--color-accent); font-size: var(--fs-base); flex-shrink: 0; margin-top: 2px; }
.footer__contact-item a { color: var(--color-text); transition: color var(--tr-fast); }
.footer__contact-item a:hover { color: var(--color-accent); }

.footer__bottom { border-top: 1px solid var(--color-border); padding: var(--space-5) 0; }
.footer__bottom-inner {
  display: flex; flex-direction: column;
  align-items: center; gap: var(--space-2); text-align: center;
}
.footer__copyright { font-size: var(--fs-xs); color: var(--color-silver); }
.footer__tagline   { font-size: var(--fs-xs); color: var(--color-text); opacity: 0.55; }

/* =================================
  17. WHATSAPP FLUTUANTE
================================= */
.whatsapp-float {
  position: fixed;
  bottom: 1.5rem; right: 1.5rem;
  z-index: 150;
  width: 58px; height: 58px;
  border-radius: 50%;
  background: linear-gradient(135deg, #2adc6a 0%, var(--color-whatsapp-dark) 100%);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-white);
  font-size: 1.65rem;
  box-shadow: 0 4px 20px rgba(37,211,102,0.5);
  transition: transform var(--tr-base), box-shadow var(--tr-base);
  animation: float-pulse 2.5s ease-in-out infinite;
}
.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 32px rgba(37,211,102,0.65);
  animation-play-state: paused;
}
.whatsapp-float__label {
  position: absolute;
  right: calc(100% + 0.75rem);
  background: rgba(8,13,26,0.95);
  color: var(--color-white);
  font-family: var(--font-heading);
  font-size: var(--fs-xs);
  font-weight: 600;
  white-space: nowrap;
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  opacity: 0;
  transform: translateX(8px);
  transition: opacity var(--tr-fast), transform var(--tr-fast);
  pointer-events: none;
}
.whatsapp-float:hover .whatsapp-float__label {
  opacity: 1;
  transform: translateX(0);
}
@keyframes float-pulse {
  0%,100% { box-shadow: 0 4px 20px rgba(37,211,102,0.5); }
  50%      { box-shadow: 0 4px 32px rgba(37,211,102,0.8), 0 0 0 8px rgba(37,211,102,0.08); }
}

/* =================================
  18. ANIMAÇÕES DE ENTRADA (ativadas via JS)
================================= */
[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}
[data-reveal-delay="1"] { transition-delay: 0.1s; }
[data-reveal-delay="2"] { transition-delay: 0.2s; }
[data-reveal-delay="3"] { transition-delay: 0.3s; }
[data-reveal-delay="4"] { transition-delay: 0.4s; }
[data-reveal-delay="5"] { transition-delay: 0.5s; }

/* =================================
  19. RESPONSIVIDADE
================================= */

/* 480px+ */
@media (min-width: 480px) {
  .hero__title { font-size: var(--fs-4xl); }
  .section-title { font-size: var(--fs-3xl); }
  .stats__grid  { flex-direction: row; justify-content: center; }
  .stats__divider { width: 1px; height: 56px; }
  .pain-points__grid { grid-template-columns: 1fr 1fr; }
  .solutions__grid   { grid-template-columns: 1fr 1fr; }
}

/* 768px+ */
@media (min-width: 768px) {
  :root {
    --container-pad: 2rem;
    --header-height: 80px;
  }

  /* Hero: desktop video */
  .hero__video--desktop { display: block; }
  .hero__video--mobile  { display: none; }

  .hero__inner {
    flex-direction: row;
    align-items: center;
  }
  .hero__content { flex: 1; max-width: 560px; }
  .hero__device  { flex: 0 0 auto; }
  .hero__device-wrapper     { width: 270px; height: 470px; }
  .hero__device-placeholder { width: 232px; height: 430px; }

  .hero__trust { grid-template-columns: repeat(2, auto); }

  /* Header: mostrar botão WA, ocultar toggle */
  .header__whatsapp { display: inline-flex; }
  /* toggle ainda visível em 768 — oculto só no 1024 */

  .models__grid   { grid-template-columns: repeat(3, 1fr); }
  .benefits__grid { grid-template-columns: repeat(3, 1fr); }
  .reviews__grid  { grid-template-columns: repeat(3, 1fr); }

  .about__inner { flex-direction: row; align-items: center; gap: var(--space-16); }
  .about__image-wrapper { flex: 0 0 46%; max-width: 46%; }
  .about__content { flex: 1; }

  .footer__grid         { grid-template-columns: 1fr 1fr; }
  .footer__bottom-inner { flex-direction: row; justify-content: space-between; text-align: left; }
}

/* 1024px+ */
@media (min-width: 1024px) {
  :root { --container-pad: 2.5rem; }

  /* Nav desktop inline */
  .nav {
    position: static;
    height: auto; width: auto;
    transform: none;
    background: none;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    display: flex;
    align-items: center;
    flex: 1;
    justify-content: center;
  }
  .nav__list { flex-direction: row; gap: var(--space-5); }
  .nav__link { font-size: var(--fs-sm); }
  .nav__toggle { display: none; }
  .header__whatsapp { margin-left: 0; }

  .hero__title             { font-size: var(--fs-5xl); }
  .hero__device-wrapper    { width: 320px; height: 540px; }
  .hero__device-placeholder{ width: 278px; height: 500px; }

  .models__grid   { grid-template-columns: repeat(4, 1fr); }
  .footer__grid   { grid-template-columns: 2fr 1fr 1.4fr 1.4fr; }
}

/* 1280px+ */
@media (min-width: 1280px) {
  :root { --container-pad: 3rem; }
  .hero__title      { font-size: var(--fs-6xl); }
  .section-title    { font-size: var(--fs-4xl); }
  .cta-final__title { font-size: var(--fs-5xl); }
}

/* 1600px+ ultra wide */
@media (min-width: 1600px) {
  :root {
    --max-width:     1440px;
    --container-pad: 4rem;
  }
}

/* =================================
  20. ACESSIBILIDADE
================================= */
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 4px;
  border-radius: var(--radius-sm);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}