/* =========================================================
   Zombie Tsunami — CYBERPUNK / TOXIC ARCADE EDITION v2.0
   Full Dark Mode, Centered Footer, Enhanced Hero
   ========================================================= */

:root {
  /* Dark & Gritty Theme */
  --bg0: #030305;
  --bg1: #0a0c11;
  --text: #ffffff;
  --muted: #8b92a5;

  /* Toxic Neon Colors */
  --acid: #39FF14;      /* True Neon Green */
  --toxin: #00F3FF;     /* Cyber Cyan */
  --shock: #FF007F;     /* Hot Pink */
  --danger: #FF2A2A;    /* Blood Red */
  --dark-green: #071c03;

  /* Cyberpunk Borders & Shadows */
  --glass: rgba(10, 12, 16, 0.8);
  --border-dim: rgba(255, 255, 255, 0.08);
  
  /* Brutalist Shadows */
  --shadow-hard: 6px 6px 0px rgba(57, 255, 20, 0.25);
  --shadow-hard-hover: 8px 8px 0px rgba(57, 255, 20, 0.6);
  --glow: 0 0 25px rgba(57, 255, 20, 0.3);

  /* Geometry - Sharper edges */
  --radius-xl: 16px;
  --radius-lg: 8px;

  --ease: cubic-bezier(0.19, 1, 0.22, 1);

  --font-head: "Space Grotesk", system-ui, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;
  --container: 1120px;
}

/* Base Fixes (CRITICAL for Mobile) */
* { box-sizing: border-box; margin: 0; padding: 0; min-width: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--text);
  background-color: var(--bg0);
  background-image: 
    linear-gradient(rgba(57, 255, 20, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(57, 255, 20, 0.03) 1px, transparent 1px);
  background-size: 40px 40px; /* Cyber grid background */
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; height: auto; }
a { color: inherit; text-decoration: none; transition: all 0.2s; }
button { font-family: inherit; color: inherit; cursor: pointer; outline: none; }
::selection { background: var(--shock); color: #fff; }

.container {
  width: min(var(--container), calc(100% - 32px));
  margin: 0 auto;
}

/* =========================================================
   Typography & Sections
   ========================================================= */
.section { padding: 100px 0; position: relative; }
.section.tight { padding: 60px 0; }

.section-head { display: flex; flex-direction: column; gap: 14px; margin-bottom: 48px; }
.section-kicker {
  display: inline-flex; align-items: center; gap: 8px; width: fit-content;
  padding: 6px 14px; border-radius: 4px;
  background: var(--dark-green);
  border: 1px solid var(--acid);
  color: var(--acid);
  font-size: 13px; font-weight: 800; letter-spacing: 2px; text-transform: uppercase;
  box-shadow: 0 0 12px rgba(57, 255, 20, 0.2);
}
.section-title {
  font-family: var(--font-head); font-weight: 900; letter-spacing: -0.02em;
  font-size: clamp(32px, 4vw, 56px); line-height: 1.05;
  text-transform: uppercase;
  color: #fff; text-shadow: 3px 3px 0px var(--shock);
}
.section-subtitle {
  color: var(--muted); font-size: clamp(16px, 1.5vw, 18px);
  line-height: 1.6; max-width: 65ch; border-left: 3px solid var(--acid); padding-left: 18px;
}

h1, h2, h3 { font-family: var(--font-head); text-transform: uppercase; }
h1 {
  font-weight: 900; letter-spacing: -0.04em; font-size: clamp(48px, 6.5vw, 84px); line-height: 0.95;
  color: #fff;
  /* Крутий ефект глітчу для заголовка Hero */
  text-shadow: 4px 4px 0px rgba(57, 255, 20, 0.6), -3px -3px 0px rgba(255, 0, 127, 0.6);
}
h3 { font-size: 22px; font-weight: 800; color: #fff; }
p { color: var(--muted); line-height: 1.7; font-size: 16px; }
small, .muted { color: rgba(255,255,255,0.4); }

.hr {
  height: 2px; background: repeating-linear-gradient(90deg, var(--acid), var(--acid) 10px, transparent 10px, transparent 20px);
  margin: 40px 0; opacity: 0.2;
}

/* =========================================================
   Ambient Background Effects (Toxic Orbs)
   ========================================================= */
.ambient { position: fixed; inset: 0; pointer-events: none; z-index: -1; }
.orb {
  position: absolute; border-radius: 50%; filter: blur(100px);
  opacity: 0.25; animation: pulse 8s infinite alternate ease-in-out;
}
.orb-1 { width: 500px; height: 500px; left: -10%; top: -10%; background: var(--acid); }
.orb-2 { width: 700px; height: 700px; right: -15%; bottom: 5%; background: var(--shock); animation-delay: -4s; }
.orb-3 { width: 400px; height: 400px; left: 40%; top: 50%; background: var(--toxin); animation-duration: 12s; }

@keyframes pulse {
  0% { transform: scale(1) translate(0, 0); opacity: 0.15; }
  100% { transform: scale(1.1) translate(30px, 30px); opacity: 0.35; }
}

/* Scanline CRT overlay */
.noise {
  position: absolute; inset: 0; pointer-events: none; z-index: 1000;
  background: linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.1) 50%);
  background-size: 100% 4px; opacity: 0.3; mix-blend-mode: overlay;
}

/* =========================================================
   Nav (Hacker Terminal Style)
   ========================================================= */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(3, 3, 5, 0.95);
  border-bottom: 2px solid var(--acid);
  box-shadow: 0 4px 20px rgba(57, 255, 20, 0.15);
  backdrop-filter: blur(12px);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; padding: 14px 0; }
.nav-brand { display: flex; align-items: center; gap: 12px; }
.nav-icon {
  width: 38px; height: 38px; border-radius: 4px;
  border: 1px solid var(--acid); box-shadow: 0 0 12px var(--acid);
}
.nav-title { font-family: var(--font-head); font-weight: 900; font-size: 22px; text-transform: uppercase; color: #fff; }
.nav-links { display: flex; gap: 18px; }
.nav-links a {
  color: var(--muted); font-size: 14px; font-weight: 700; text-transform: uppercase;
  padding: 6px 10px; transition: 0.2s; letter-spacing: 0.5px;
}
.nav-links a:hover { color: var(--acid); text-shadow: 0 0 8px var(--acid); }

.nav-cta { display: flex; gap: 12px; align-items: center; }
.nav-btn {
  padding: 10px 22px; border-radius: 0; font-weight: 900; font-size: 14px; text-transform: uppercase;
  background: var(--acid); color: #000; border: 2px solid var(--acid);
  box-shadow: 4px 4px 0 rgba(0,255,255,0.4);
  transition: all 0.15s; letter-spacing: 1px;
}
.nav-btn:hover { transform: translate(2px, 2px); box-shadow: 2px 2px 0 rgba(0,255,255,0.4); background: #fff; }
.nav-toggle {
  display: none; width: 44px; height: 44px; border: 1px solid var(--acid); background: transparent; color: var(--acid);
}
.nav-mobile { display: none; padding: 16px 0; border-top: 1px dashed var(--acid); }
.nav.open .nav-mobile { display: block; }
.nav-mobile a { display: block; padding: 14px 0; color: #fff; font-weight: 700; text-transform: uppercase; }

/* =========================================================
   Hero (Enhanced)
   ========================================================= */
.hero { padding: 80px 0 60px; }
.hero-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: center; }
.hero-content { display: flex; flex-direction: column; align-items: flex-start; }

.badges { display: flex; flex-wrap: wrap; gap: 12px; margin: 24px 0; }
.badge {
  display: inline-flex; align-items: center; gap: 8px; padding: 8px 14px;
  background: rgba(0, 243, 255, 0.1); border: 1px solid var(--toxin);
  color: var(--toxin); font-size: 13px; font-weight: 800; text-transform: uppercase; letter-spacing: 1px;
  box-shadow: inset 0 0 10px rgba(0, 243, 255, 0.2);
}

.hero-actions { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 36px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 12px;
  padding: 16px 32px; font-weight: 900; font-size: 16px; text-transform: uppercase;
  letter-spacing: 1px; border: 2px solid transparent; transition: all 0.2s; cursor: pointer;
}
.btn-primary {
  background: var(--acid); color: #000; border-color: var(--acid);
  box-shadow: var(--shadow-hard);
}
.btn-primary:hover { 
  transform: translate(-3px, -3px); 
  box-shadow: var(--shadow-hard-hover); 
  background: #fff; 
  border-color: #fff;
}
.btn-ghost { background: rgba(255,255,255,0.02); border-color: var(--muted); color: #fff; backdrop-filter: blur(4px); }
.btn-ghost:hover { border-color: var(--shock); color: var(--shock); box-shadow: 4px 4px 0 var(--shock); background: rgba(255,0,127,0.05); }

/* Device (Cyber Deck - Brighter) */
.device {
  border-radius: var(--radius-xl); border: 2px solid var(--border-dim);
  background: rgba(10, 10, 12, 0.9); padding: 12px;
  box-shadow: 0 0 40px rgba(0,0,0,0.8), inset 0 0 30px rgba(57, 255, 20, 0.05);
  position: relative;
}
.device-top { display: flex; justify-content: space-between; padding: 12px; border-bottom: 1px solid var(--border-dim); }
.pills { display: flex; gap: 8px; }
.pills span { width: 12px; height: 12px; border-radius: 50%; background: var(--border-dim); }
.pills span:nth-child(1) { background: var(--danger); box-shadow: 0 0 8px var(--danger); }
.pills span:nth-child(2) { background: #ffb800; }
.pills span:nth-child(3) { background: var(--acid); box-shadow: 0 0 8px var(--acid); }
.device-top strong { font-size: 13px; color: var(--muted); text-transform: uppercase; letter-spacing: 2px; }
.device-media { padding: 12px; }
.device-media img { border-radius: 8px; border: 1px solid var(--acid); filter: contrast(1.15) saturate(1.1); }

/* =========================================================
   Metrics
   ========================================================= */
.metrics { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; margin-top: 40px; }
.metric {
  padding: 24px; border: 1px solid var(--border-dim);
  background: #08080a; border-left: 4px solid var(--toxin);
  display: flex; gap: 16px; align-items: flex-start; transition: 0.3s;
}
.metric:hover { border-color: var(--toxin); box-shadow: 0 0 20px rgba(0,243,255,0.15); transform: translateX(5px); background: #0c0c0f; }
.metric svg { width: 28px; height: 28px; color: var(--toxin); }
.metric b { display: block; font-size: 24px; color: #fff; font-family: var(--font-head); font-weight: 900; }
.metric span { display: block; color: var(--muted); font-size: 14px; margin-top: 6px; text-transform: uppercase; letter-spacing: 0.5px; }

/* =========================================================
   Chips
   ========================================================= */
.chips { display: flex; flex-wrap: wrap; gap: 12px; }
.chip {
  padding: 8px 18px; background: #0a0a0c; border: 1px solid #222;
  color: var(--muted); font-size: 13px; font-weight: 700; text-transform: uppercase;
  clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
  transition: 0.2s;
}
.chip:hover { border-color: var(--shock); color: var(--shock); background: rgba(255,0,127,0.1); box-shadow: inset 0 0 10px rgba(255,0,127,0.2); }

/* =========================================================
   Cards / Grids (MOBILE FIXED)
   ========================================================= */
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 24px; }

.card {
  border: 1px solid var(--border-dim); background: #060608;
  padding: 24px; position: relative; overflow: hidden; transition: 0.3s;
  clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 0 100%);
}
.card::before {
  content: ''; position: absolute; top: 0; right: 0; width: 20px; height: 20px;
  background: var(--border-dim); transition: 0.3s;
}
.card:hover { border-color: var(--acid); box-shadow: inset 0 0 20px rgba(57, 255, 20, 0.05); transform: translateY(-6px); background: #0a0c10; }
.card:hover::before { background: var(--acid); box-shadow: 0 0 10px var(--acid); }
.card.pad { padding: 32px; }
.card h3 { margin-bottom: 12px; font-size: 22px; color: var(--acid); }
.card p { font-size: 16px; color: #ddd; }
.card .mini { font-size: 14px; color: #777; }

/* =========================================================
   Gallery (Neon Scroll)
   ========================================================= */
.gallery-track { display: flex; gap: 20px; overflow-x: auto; padding-bottom: 20px; scroll-snap-type: x mandatory; }
.gallery-track::-webkit-scrollbar { height: 6px; }
.gallery-track::-webkit-scrollbar-track { background: #050505; border-radius: 10px; }
.gallery-track::-webkit-scrollbar-thumb { background: var(--acid); border-radius: 10px; }
.g-item {
  flex: 0 0 min(360px, 85vw); scroll-snap-align: center;
  border: 2px solid var(--border-dim); transition: 0.3s; background: #000;
}
.g-item:hover { border-color: var(--shock); box-shadow: 0 0 25px rgba(255,0,127,0.3); }
.g-item img { width: 100%; height: 420px; object-fit: cover; filter: grayscale(15%) contrast(1.2); transition: 0.4s; }
.g-item:hover img { filter: grayscale(0) contrast(1.1); }
.gallery-dots { display: flex; gap: 10px; justify-content: center; margin-top: 16px; }
.gallery-dot { width: 16px; height: 4px; background: #333; transition: 0.2s; cursor: pointer; }
.gallery-dot.active { width: 32px; background: var(--shock); box-shadow: 0 0 10px var(--shock); }

/* =========================================================
   Tech list (MOBILE FIXED 100%)
   ========================================================= */
.tech { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 32px; }
.ul { display: flex; flex-direction: column; gap: 12px; margin-top: 16px; }
.li {
  display: flex; gap: 14px; align-items: flex-start;
  padding: 14px 18px; border: 1px solid var(--border-dim); background: #050505;
  font-family: monospace; font-size: 14px; color: #ccc;
  word-break: break-word; border-left: 2px solid var(--acid); transition: 0.2s;
}
.li:hover { background: rgba(57, 255, 20, 0.08); color: #fff; transform: translateX(4px); }
.li i { width: 12px; height: 12px; background: var(--acid); margin-top: 3px; flex-shrink: 0; box-shadow: 0 0 10px var(--acid); }

/* =========================================================
   FAQ (DARK MODE & NEON FIX)
   ========================================================= */
.faq { display: flex; flex-direction: column; gap: 16px; }
.faq-item { 
  border: 1px solid #1a1a24; /* Темна рамка по замовчуванню */
  background: #000000; /* Глибокий чорний фон */
  transition: 0.3s; 
}
.faq-item:hover {
  border-color: #333;
}
.faq-q {
  width: 100%; text-align: left; padding: 24px; display: flex; justify-content: space-between; align-items: center;
  font-family: var(--font-head); font-weight: 800; font-size: 18px; text-transform: uppercase; color: #fff;
  background: transparent;
}
.faq-q svg { width: 24px; height: 24px; color: var(--muted); transition: 0.3s; }
.faq-a { max-height: 0; overflow: hidden; transition: max-height 0.3s; background: #000000; }
.faq-a .inner { padding: 0 24px 24px; border-top: 1px dashed #222; margin-top: -10px; padding-top: 24px; }
.faq-a p, .faq-a li { color: #aaa; }

/* Активний стан FAQ */
.faq-item.open { 
  border-color: var(--acid); /* Яскрава неонова рамка */
  box-shadow: 0 0 20px rgba(57, 255, 20, 0.1); 
  background: #050507; /* Ледь світліший чорний для відкритого стану */
}
.faq-item.open .faq-q { color: var(--acid); text-shadow: 0 0 10px rgba(57, 255, 20, 0.3); }
.faq-item.open .faq-q svg { transform: rotate(180deg); color: var(--acid); }

/* =========================================================
   Footer (CENTERED FIX)
   ========================================================= */
.footer {
  border-top: 2px solid var(--acid); padding: 60px 0 40px; background: #020202; margin-top: 80px;
  position: relative; overflow: hidden;
}
.footer::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px; box-shadow: 0 0 30px var(--acid); }
.footer-grid { 
  display: flex; flex-direction: column; justify-content: center; align-items: center; 
  gap: 32px; text-align: center; 
}
.footer-links { display: flex; gap: 24px; flex-wrap: wrap; justify-content: center; }
.footer-links a { color: var(--muted); font-weight: 700; text-transform: uppercase; font-size: 14px; letter-spacing: 1px; }
.footer-links a:hover { color: var(--shock); text-shadow: 0 0 10px var(--shock); }
.copy { width: 100%; font-family: monospace; color: #555; font-size: 14px; margin-top: 20px; text-align: center; }

/* =========================================================
   Modals, Toasts & Cookies (Hacked UI)
   ========================================================= */
.cookie {
  position: fixed; left: 50%; bottom: 20px; transform: translateX(-50%);
  width: min(800px, calc(100% - 24px)); padding: 16px 20px;
  background: #000; border: 2px solid var(--danger);
  box-shadow: 8px 8px 0 rgba(255, 42, 42, 0.3); z-index: 100;
  display: none; align-items: center; justify-content: space-between; gap: 16px;
}
.cookie p { font-family: monospace; font-size: 13px; color: var(--danger); text-transform: uppercase; }
.cookie .actions { display: flex; gap: 10px; }
.cookie .btn { padding: 10px 18px; font-size: 13px; background: var(--danger); color: #fff; border-color: var(--danger); }

.modal { position: fixed; inset: 0; z-index: 200; display: none; align-items: center; justify-content: center; padding: 16px; }
.modal.open { display: flex; }
.modal-backdrop { position: absolute; inset: 0; background: rgba(0,0,0,0.9); backdrop-filter: blur(6px); }
.modal-card {
  position: relative; width: min(440px, 100%); background: #050505;
  border: 2px solid var(--acid); box-shadow: 12px 12px 0 rgba(57,255,20,0.2);
}
.modal-head { display: flex; justify-content: space-between; align-items: center; padding: 18px 24px; background: rgba(57,255,20,0.05); border-bottom: 1px solid var(--acid); }
.modal-head strong { color: var(--acid); font-family: monospace; text-transform: uppercase; font-size: 18px; letter-spacing: 1px; }
.icon-btn { width: 36px; height: 36px; border: 1px solid var(--acid); background: #000; color: var(--acid); transition: 0.2s; }
.icon-btn:hover { background: var(--acid); color: #000; box-shadow: 0 0 10px var(--acid); }
.modal-body { padding: 24px; }
.form { display: grid; gap: 20px; }
.field label { display: block; font-family: monospace; font-size: 13px; color: var(--acid); margin-bottom: 8px; text-transform: uppercase; }
.field input {
  width: 100%; padding: 14px; background: #000; border: 1px solid #333; color: #fff; font-family: monospace; font-size: 16px;
}
.field input:focus { border-color: var(--toxin); box-shadow: 0 0 15px rgba(0,243,255,0.2); outline: none; }
.form .row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form .hint { font-size: 13px; color: #555; font-family: monospace; line-height: 1.5; }

.toast {
  position: fixed; right: 24px; top: 24px; z-index: 300; width: min(360px, calc(100% - 48px));
  background: #000; border-left: 4px solid var(--toxin); padding: 18px;
  box-shadow: 0 10px 40px rgba(0,0,0,0.9); display: none;
}
.toast.show { display: block; animation: glitchIn 0.3s forwards; }
@keyframes glitchIn { 0% { transform: translate(100%); } 50% { transform: translate(-5%); } 100% { transform: translate(0); } }
.toast b { display: block; color: var(--toxin); font-family: monospace; font-size: 15px; text-transform: uppercase; letter-spacing: 1px; }
.toast p { margin-top: 6px; font-size: 14px; color: #aaa; }

/* =========================================================
   Reveal Animations (Sharp cuts)
   ========================================================= */
.reveal-on-scroll { opacity: 0; transform: scale(0.95) translateY(20px); transition: all 0.6s cubic-bezier(0, 0, 0.2, 1); }
.reveal-on-scroll.is-visible { opacity: 1; transform: scale(1) translateY(0); }

/* =========================================================
   Page chrome for policy/support
   ========================================================= */
.page-hero { padding: 60px 0 20px; }
.page-card { background: #050507; border: 1px solid var(--border-dim); padding: 40px; border-top: 4px solid var(--shock); }
.rich-content { display: grid; gap: 20px; margin-top: 24px; }
.rich-content h2 { color: var(--shock); font-size: 28px; text-transform: uppercase; font-family: var(--font-head); }
.rich-content p, .rich-content li { color: #ccc; line-height: 1.8; }
.rich-content ul { padding-left: 24px; display: grid; gap: 10px; }

/* Utilities */
.tiny { font-size: 12px; } .tiny14 { font-size: 14px; }
.mt2 { margin-top: 2px; } .mt4 { margin-top: 4px; } .mt10 { margin-top: 10px; }
.max70 { max-width: 70ch; }

/* =========================================================
   Responsive (IRONCLAD MOBILE FIXES)
   ========================================================= */
@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; gap: 50px; text-align: center; }
  .hero-content { align-items: center; }
  .hero-actions, .badges { justify-content: center; }
  .device { margin: 0 auto; max-width: 500px; }
  .tech { grid-template-columns: 1fr; } 
}

@media (max-width: 760px) {
  .section { padding: 60px 0; }
  .nav-links, .nav-cta .nav-btn { display: none; }
  .nav-toggle { display: block; }
  .nav-mobile .nav-btn { display: block; width: 100%; text-align: center; margin-top: 20px; }
  
  /* CRITICAL: Force all complex grids to 1 column on phones */
  .grid-3, .grid-4, .metrics { grid-template-columns: 1fr !important; }
  .form .row { grid-template-columns: 1fr; }
  
  .hero h1 { font-size: 42px; text-shadow: 2px 2px 0px rgba(57, 255, 20, 0.6), -2px -2px 0px rgba(255, 0, 127, 0.6); }
  .g-item img { height: 320px; }
  .cookie { flex-direction: column; text-align: center; }
  .cookie .actions { width: 100%; justify-content: space-between; margin-top: 10px; }
  .cookie .btn { width: 100%; text-align: center; }
  .page-card { padding: 24px; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
  html { scroll-behavior: auto; }
}
/* =========================================================
   FIX: Default Buttons (Світло-сірий фон)
   ========================================================= */
button {
  background: transparent;
}

.btn:not(.btn-primary):not(.btn-ghost) {
  background: #0a0a0c;
  color: var(--muted);
  border: 1px solid #333;
}

.btn:not(.btn-primary):not(.btn-ghost):hover {
  background: #111;
  color: var(--shock);
  border-color: var(--shock);
  box-shadow: inset 0 0 10px rgba(255, 0, 127, 0.1), 0 0 15px rgba(255, 0, 127, 0.2);
  transform: translateY(-2px);
}