/* ============================================================
   HYDRA PISCINAS — GLOBAL DESIGN SYSTEM
   Paleta: Azul Profundo #041e42 + Ciano #00d4ff
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Exo+2:wght@300;400;500;600;700;800;900&family=DM+Sans:wght@300;400;500;600&display=swap');

:root {
  /* Cores principais — azul piscina natural */
  --deep-blue:     #03182e;
  --navy:          #05284d;
  --blue-mid:      #0c5a9a;
  --cyan:          #29abe2;
  --cyan-dark:     #1a8cc0;
  --cyan-glow:     rgba(41, 171, 226, 0.22);
  --cyan-soft:     rgba(41, 171, 226, 0.07);
  --white:         #ffffff;
  --off-white:     #e4f3fb;
  --text-muted:    rgba(220, 240, 255, 0.62);
  --text-body:     rgba(225, 243, 255, 0.88);

  /* Gradientes */
  --grad-hero:     linear-gradient(135deg, #02111f 0%, #03182e 40%, #05284d 70%, #073560 100%);
  --grad-card:     linear-gradient(145deg, rgba(5,40,77,0.7) 0%, rgba(3,24,46,0.9) 100%);
  --grad-cyan:     linear-gradient(135deg, #29abe2 0%, #1a8cc0 100%);
  --grad-glow:     radial-gradient(ellipse at center, rgba(41,171,226,0.12) 0%, transparent 70%);

  /* Glassmorphism */
  --glass-bg:      rgba(6, 42, 92, 0.45);
  --glass-border:  rgba(0, 212, 255, 0.2);
  --glass-blur:    blur(16px);

  /* Sombras */
  --shadow-sm:     0 2px 12px rgba(0,0,0,0.3);
  --shadow-md:     0 8px 32px rgba(0,0,0,0.4);
  --shadow-lg:     0 16px 64px rgba(0,0,0,0.5);
  --shadow-cyan:   0 0 30px rgba(0, 212, 255, 0.3);
  --shadow-cyan-lg:0 0 60px rgba(0, 212, 255, 0.2);

  /* Tipografia */
  --font-display:  'Exo 2', sans-serif;
  --font-body:     'DM Sans', sans-serif;

  /* Espaçamentos */
  --radius-sm:     8px;
  --radius-md:     16px;
  --radius-lg:     24px;
  --radius-xl:     32px;

  /* Transições */
  --transition:    all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  font-family: var(--font-body);
  background: var(--deep-blue);
  color: var(--text-body);
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Fundo com partículas/noise */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 50% at 20% -10%, rgba(0,212,255,0.07) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 80% 110%, rgba(0,100,200,0.08) 0%, transparent 60%);
  pointer-events: none;
  z-index: 0;
}

/* ============================================================
   NAVBAR
   ============================================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2rem;
  height: 72px;
  background: rgba(4, 20, 42, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(0, 212, 255, 0.12);
  transition: var(--transition);
}

.navbar.scrolled {
  background: rgba(2, 10, 24, 0.97);
  box-shadow: 0 4px 30px rgba(0,0,0,0.5);
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.logo img {
  height: 80px;
  width: auto;
  filter: drop-shadow(0 0 8px rgba(0,212,255,0.4));
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 0.25rem;
}

.nav-links a {
  display: block;
  padding: 0.5rem 1.1rem;
  color: var(--text-muted);
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 0.88rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border-radius: 50px;
  transition: var(--transition);
  position: relative;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--cyan);
  background: rgba(0, 212, 255, 0.1);
}

.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 4px;
  background: var(--cyan);
  border-radius: 50%;
  box-shadow: 0 0 6px var(--cyan);
}

/* Botão CTA no nav */
.nav-links a.nav-cta {
  background: var(--grad-cyan);
  color: var(--deep-blue);
  font-weight: 700;
  padding: 0.5rem 1.25rem;
}

.nav-links a.nav-cta:hover {
  background: var(--cyan);
  color: var(--deep-blue);
  box-shadow: var(--shadow-cyan);
  transform: translateY(-1px);
}

/* Menu Toggle Mobile */
.menu-toggle {
  display: none;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  border-radius: 8px;
  transition: var(--transition);
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--cyan);
  border-radius: 2px;
  transition: var(--transition);
}

.menu-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.menu-toggle.active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.menu-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ============================================================
   BOTÕES
   ============================================================ */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  background: var(--grad-cyan);
  color: var(--deep-blue);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.03em;
  text-decoration: none;
  border-radius: 50px;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 4px 20px rgba(0, 212, 255, 0.35);
  position: relative;
  overflow: hidden;
}

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.2) 0%, transparent 60%);
  opacity: 0;
  transition: var(--transition);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 212, 255, 0.5);
}

.btn-primary:hover::before { opacity: 1; }

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  background: transparent;
  color: var(--cyan);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  border-radius: 50px;
  border: 1.5px solid rgba(0, 212, 255, 0.4);
  cursor: pointer;
  transition: var(--transition);
}

.btn-secondary:hover {
  background: rgba(0, 212, 255, 0.1);
  border-color: var(--cyan);
  box-shadow: var(--shadow-cyan);
}

/* ============================================================
   CARDS GENÉRICOS
   ============================================================ */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.glass-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0,212,255,0.5), transparent);
  opacity: 0;
  transition: var(--transition);
}

.glass-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 212, 255, 0.4);
  box-shadow: var(--shadow-cyan);
}

.glass-card:hover::before { opacity: 1; }


.service-full-card:nth-child(1) .service-full-img {
  object-fit: contain;
  background: #05284d;
}

.service-full-card:nth-child(2) .service-full-img {
  object-fit: contain;
  background: #05284d;
}

/* ============================================================
   SEÇÕES
   ============================================================ */
.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.section-tag {
  display: inline-block;
  padding: 0.35rem 1rem;
  background: rgba(0, 212, 255, 0.1);
  border: 1px solid rgba(0, 212, 255, 0.25);
  border-radius: 50px;
  color: var(--cyan);
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 0.75rem;
}

.section-title span {
  color: var(--cyan);
}

.section-subtitle {
  font-size: 1rem;
  color: var(--text-muted);
  max-width: 500px;
  margin: 0 auto;
  line-height: 1.6;
}

/* ============================================================
   ONDA DE ÁGUA ANIMADA
   ============================================================ */
.wave-divider {
  position: relative;
  width: 100%;
  overflow: hidden;
  line-height: 0;
  margin-top: -2px;
}

.wave-divider svg {
  display: block;
  width: 100%;
}

/* ============================================================
   ANIMAÇÕES DE ÁGUA
   ============================================================ */
@keyframes wave-float {
  0%, 100% { transform: translateY(0) scaleX(1); }
  50%       { transform: translateY(-8px) scaleX(1.02); }
}

@keyframes shimmer {
  0%   { transform: translateX(-100%) skewX(-15deg); }
  100% { transform: translateX(200%) skewX(-15deg); }
}

@keyframes bubble-rise {
  0%   { transform: translateY(0) scale(1); opacity: 0.7; }
  100% { transform: translateY(-120px) scale(1.3); opacity: 0; }
}

@keyframes glow-pulse {
  0%, 100% { box-shadow: 0 0 20px rgba(0,212,255,0.2); }
  50%       { box-shadow: 0 0 40px rgba(0,212,255,0.5); }
}

@keyframes float-y {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-12px); }
}

@keyframes fade-in-up {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes slide-in-left {
  from { opacity: 0; transform: translateX(-40px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes ripple {
  0%   { transform: scale(0); opacity: 0.6; }
  100% { transform: scale(4); opacity: 0; }
}

@keyframes rotate-slow {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

/* Classes de animação */
.animate-fade-up     { animation: fade-in-up 0.7s ease forwards; }
.animate-float       { animation: float-y 4s ease-in-out infinite; }
.animate-glow        { animation: glow-pulse 3s ease-in-out infinite; }

/* Scroll reveal */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ============================================================
   FOOTER
   ============================================================ */
footer {
  background: rgba(2, 10, 22, 0.95);
  border-top: 1px solid rgba(0, 212, 255, 0.1);
  padding: 2.5rem 2rem;
  position: relative;
  z-index: 10;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}

.footer-left p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.footer-left .author {
  color: rgba(0, 212, 255, 0.5);
  font-size: 0.78rem;
}

.footer-center {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.footer-center p {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.footer-center img {
  height: 56px;
  width: auto;
  filter: brightness(1.5);
}

/* ============================================================
   POPUP
   ============================================================ */
.popup {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(2, 10, 24, 0.8);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  align-items: center;
  justify-content: center;
  animation: fade-in-up 0.4s ease;
}

.popup.show {
  display: flex;
}

.popup-content {
  background: linear-gradient(145deg, #062a5c, #041e42);
  border: 1px solid rgba(0, 212, 255, 0.3);
  border-radius: var(--radius-xl);
  padding: 3rem 2.5rem;
  max-width: 420px;
  width: 90%;
  text-align: center;
  position: relative;
  box-shadow: 0 20px 80px rgba(0,0,0,0.6), 0 0 60px rgba(0,212,255,0.1);
  animation: fade-in-up 0.5s ease;
}

.popup-content::before {
  content: '';
  position: absolute;
  top: -1px;
  left: 20%;
  right: 20%;
  height: 2px;
  background: var(--grad-cyan);
  border-radius: 0 0 4px 4px;
}

.popup-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  display: block;
  animation: float-y 3s ease-in-out infinite;
}

.popup-content h3 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 0.75rem;
}

.popup-content p {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 1.75rem;
  line-height: 1.6;
}

.popup-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  background: var(--grad-cyan);
  color: var(--deep-blue);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  border-radius: 50px;
  transition: var(--transition);
  box-shadow: 0 4px 20px rgba(0,212,255,0.35);
}

.popup-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0,212,255,0.5);
}

.close-btn {
  position: absolute;
  top: 1rem;
  right: 1.25rem;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 50%;
  color: var(--text-muted);
  font-size: 1.1rem;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
}

.close-btn:hover {
  background: rgba(0,212,255,0.15);
  color: var(--cyan);
  border-color: rgba(0,212,255,0.3);
}

/* ============================================================
   STATUS ABERTO/FECHADO
   ============================================================ */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  border-radius: 50px;
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.03em;
}

.status-badge.open {
  background: rgba(0, 200, 100, 0.15);
  border: 1px solid rgba(0, 200, 100, 0.3);
  color: #00c864;
}

.status-badge.closed {
  background: rgba(255, 80, 80, 0.12);
  border: 1px solid rgba(255, 80, 80, 0.25);
  color: #ff6060;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.status-badge.open .status-dot {
  background: #00c864;
  box-shadow: 0 0 6px #00c864;
  animation: glow-pulse 2s ease-in-out infinite;
}

.status-badge.closed .status-dot {
  background: #ff6060;
}

/* ============================================================
   PARTÍCULAS DE ÁGUA (canvas overlay)
   ============================================================ */
#water-particles {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
  opacity: 0.4;
}

/* ============================================================
   PAGE WRAPPER (compensar navbar fixa)
   ============================================================ */
.page-wrapper {
  padding-top: 72px;
  position: relative;
  z-index: 2;
}

/* ============================================================
   SCROLLBAR PERSONALIZADA
   ============================================================ */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--deep-blue); }
::-webkit-scrollbar-thumb {
  background: rgba(0,212,255,0.3);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover { background: rgba(0,212,255,0.6); }

/* ============================================================
   UTILITÁRIOS
   ============================================================ */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.text-cyan { color: var(--cyan); }
.text-muted { color: var(--text-muted); }

/* ============================================================
   RESPONSIVIDADE — NAVBAR MOBILE
   ============================================================ */
@media (max-width: 900px) {
  .menu-toggle { display: flex; }

  .nav-links {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    display: flex;
    flex-direction: column;
    background: rgba(2, 12, 26, 0.99);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    padding: 0 1.5rem;
    gap: 0;
    border-top: 1px solid rgba(41,171,226,0.15);
    z-index: 998;

    /* Fechado */
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    pointer-events: none;
    transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1),
                opacity 0.3s ease,
                padding 0.4s ease;
  }

  .nav-links.open {
    max-height: 500px;
    opacity: 1;
    pointer-events: all;
    padding: 1rem 1.5rem 1.5rem;
    overflow: visible;
  }

  /* Itens com stagger */
  .nav-links li {
    width: 100%;
    opacity: 0;
    transform: translateY(-8px);
    transition: opacity 0.25s ease, transform 0.25s ease;
  }

  .nav-links.open li:nth-child(1) { opacity:1; transform:none; transition-delay:0.05s; }
  .nav-links.open li:nth-child(2) { opacity:1; transform:none; transition-delay:0.10s; }
  .nav-links.open li:nth-child(3) { opacity:1; transform:none; transition-delay:0.15s; }
  .nav-links.open li:nth-child(4) { opacity:1; transform:none; transition-delay:0.20s; }
  .nav-links.open li:nth-child(5) { opacity:1; transform:none; transition-delay:0.25s; }

  .nav-links a {
    display: flex;
    align-items: center;
    padding: 0.9rem 1rem;
    font-size: 1rem;
    border-radius: var(--radius-sm);
    border-bottom: 1px solid rgba(255,255,255,0.05);
    letter-spacing: 0.03em;
    width: 100%;
  }

  .nav-links li:last-child a { border-bottom: none; }

  .nav-links a.nav-cta {
    margin-top: 0.5rem;
    padding: 0.9rem 1.5rem;
    justify-content: center;
    border-radius: 50px;
    border-bottom: none;
  }

  .footer-container {
    flex-direction: column;
    text-align: center;
  }

  .nav-links a.active::after {
  display: none;
}
}