:root {
  --bg-dark: #1a2744;
  --bg-card: #212f4a;
  --bg-card-hover: #283856;
  --accent: #00b4aa;
  --accent-light: #00d4c8;
  --accent-glow: rgba(0,180,170,.25);
  --text-white: #ffffff;
  --text-light: #ffffff;
  --text-muted: #8494ad;
  --border: rgba(255,255,255,.12);
  --border-hover: rgba(0,180,170,.5);
  --border-active: #00b4aa;
  --btn-dark: #2a3a58;
  --btn-dark-hover: #344566;
  --danger: #ff6b6b;
  --radius: 12px;
}
.quiz-fullscreen form {
  display: flex;
  flex-direction: column;
  flex: 1;
  position: relative;
  width: 100%;
  min-height: 700px;
}
/* ===== LAYOUT ===== */
.quiz-fullscreen{
  width:100%;
  min-height:700px;
  display:flex;
  flex-direction:column;
  position:relative;
  overflow:hidden;
  background:#0C818B;
}

/* Progress bar */
.progress-bar{height:5px;background:rgba(255,255,255,.08);flex-shrink:0}
.progress-fill{height:100%;background:linear-gradient(90deg,var(--accent),var(--accent-light));border-radius:0 3px 3px 0;transition:width .6s cubic-bezier(.4,0,.2,1);width:0}

/* Step container */
.steps-viewport{flex:1;position:relative;overflow:hidden}
.step{
  position:absolute;inset:0;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  padding:40px 32px 100px;
  opacity:0;pointer-events:none;
  transition:opacity .4s ease,transform .4s ease;
  transform:translateX(60px);
  overflow-y:auto;
}
.step.active{opacity:1;pointer-events:auto;transform:translateX(0)}
.step.exit-left{opacity:0;transform:translateX(-60px)}

.step-inner{max-width:800px;width:100%;text-align:center}

/* Bottom bar */
.bottom-bar{
  position:absolute;bottom:0;left:0;right:0;
  display:flex;align-items:center;justify-content:space-between;
  padding:20px 32px;
  background:linear-gradient(0deg,var(--bg-dark) 60%,transparent);
  z-index:10;
}
.bonus-badge{
  width:48px;height:48px;border-radius:50%;
  background:rgba(255,107,107,.15);color:var(--danger);
  display:flex;align-items:center;justify-content:center;
  font-size:20px;font-weight:800;cursor:pointer;
  transition:transform .2s;flex-shrink:0;
}
.bonus-badge:hover{transform:scale(1.1)}
.nav-btns{display:flex;align-items:center;gap:12px}
.btn-nav{
  width:56px;height:48px;border:none;border-radius:var(--radius);
  display:flex;align-items:center;justify-content:center;
  cursor:pointer;transition:all .2s;font-size:0;
}
.btn-back-nav{background:transparent;color:var(--text-muted)}
.btn-back-nav:hover{color:#ffffff}
.btn-next-nav{background:var(--btn-dark);color:#ffffff}
.btn-next-nav:hover{background:var(--btn-dark-hover)}
.btn-next-nav:disabled{opacity:.35;cursor:not-allowed}

/* ===== INTRO ===== */
.intro-bg{
  position:absolute;inset:0;
  background:#0C818B;
  z-index:0;
}
.intro-bg-img{
  position:absolute;inset:0;
  background:url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 800"><defs><linearGradient id="g1" x1="0%25" y1="0%25" x2="100%25" y2="100%25"><stop offset="0%25" style="stop-color:%231a2744"/><stop offset="50%25" style="stop-color:%23213050"/><stop offset="100%25" style="stop-color:%231a2744"/></linearGradient></defs><rect fill="url(%23g1)" width="1200" height="800"/><circle cx="300" cy="200" r="250" fill="%2300b4aa" opacity="0.04"/><circle cx="900" cy="600" r="300" fill="%2300b4aa" opacity="0.03"/></svg>') center/cover;
  z-index:-1;
}
.step.intro-step{justify-content:center;padding-bottom:120px}
.intro-content{position:relative;z-index:1;max-width:680px}
.intro-title{font-size:clamp(26px,4.5vw,40px);font-weight:800;line-height:1.25;margin-bottom:16px;color:#ffffff}
.intro-title .accent{color:var(--accent)}
.intro-subtitle{font-size:clamp(15px,2vw,18px);color:#ffffff;line-height:1.6;margin-bottom:24px}
.intro-highlight{
  display:inline-flex;align-items:center;gap:10px;
  background:rgba(0,180,170,.12);border:1px solid rgba(0,180,170,.25);
  border-radius:100px;padding:10px 22px;
  font-size:14px;font-weight:600;color:var(--accent-light);
  margin-bottom:32px;
}
.intro-highlight svg{flex-shrink:0}
.intro-desc{
  background:rgba(255,255,255,.06);border-left:3px solid var(--accent);
  border-radius:0 var(--radius) var(--radius) 0;
  padding:16px 20px;text-align:left;margin-bottom:32px;
  font-size:14px;color:#ffffff;line-height:1.65;
}
.intro-desc strong{color:var(--accent-light);font-weight:600}
.btn-start{
  padding:18px 48px;border:none;border-radius:var(--radius);
  background:var(--accent);color:#fff;font-family:'Montserrat',sans-serif;
  font-size:17px;font-weight:700;cursor:pointer;
  transition:all .25s;letter-spacing:.02em;
}
.btn-start:hover{background:var(--accent-light);box-shadow:0 8px 30px var(--accent-glow);transform:translateY(-2px)}

/* ===== QUESTIONS ===== */
.q-title{font-size:clamp(20px,3.5vw,30px);font-weight:700;line-height:1.35;margin-bottom:8px}
.q-desc{font-size:15px;color:#ffffff;line-height:1.55;margin-bottom:28px;max-width:600px;margin-left:auto;margin-right:auto}

/* Option grid (like screenshot 3) */
.options-grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
  gap:12px;text-align:left;max-width:700px;margin:0 auto;
}
/* Single column list for simple choices */
.options-list{
  display:flex;flex-direction:column;gap:10px;
  max-width:440px;margin:0 auto;text-align:left;
}
.opt{
  display:flex;align-items:center;gap:14px;
  padding:16px 20px;
  border:1.5px solid var(--border);border-radius:var(--radius);
  background:rgba(255,255,255,.03);
  cursor:pointer;transition:all .22s;
  font-size:15px;font-weight:500;color:#ffffff;
  line-height:1.35;
}
.opt:hover{border-color:var(--border-hover);background:rgba(0,180,170,.06);color:#ffffff}
.opt.selected{border-color:var(--border-active);background:rgba(0,180,170,.1);color:#ffffff}

/* Radio / Checkbox indicators */
.indicator{
  width:22px;height:22px;min-width:22px;border-radius:50%;
  border:2px solid var(--text-muted);
  display:flex;align-items:center;justify-content:center;
  transition:all .2s;flex-shrink:0;
}
.opt.selected .indicator{border-color:var(--accent);background:var(--accent)}
.indicator-dot{width:8px;height:8px;border-radius:50%;background:#fff;opacity:0;transition:opacity .2s}
.opt.selected .indicator-dot{opacity:1}

.indicator-check{
  width:22px;height:22px;min-width:22px;border-radius:6px;
  border:2px solid var(--text-muted);
  display:flex;align-items:center;justify-content:center;
  transition:all .2s;flex-shrink:0;color:transparent;
}
.opt.selected .indicator-check{border-color:var(--accent);background:var(--accent);color:#fff}

/* Slider (like screenshots 2 & 4) */
.slider-wrap{max-width:520px;margin:0 auto;width:100%}
.slider-value{
  display:inline-block;background:var(--accent);color:#fff;
  padding:6px 16px;border-radius:8px;font-size:16px;font-weight:700;
  margin-bottom:12px;min-width:48px;
}
.range-row{display:flex;align-items:center;gap:16px}
.range-label{font-size:14px;color:var(--text-muted);font-weight:500;min-width:28px}
input[type=range]{
  -webkit-appearance:none;appearance:none;
  width:100%;height:6px;border-radius:3px;
  background:linear-gradient(to right,var(--accent) 0%,var(--accent) var(--pct,50%),rgba(255,255,255,.15) var(--pct,50%),rgba(255,255,255,.15) 100%);
  outline:none;cursor:pointer;
}
input[type=range]::-webkit-slider-thumb{
  -webkit-appearance:none;width:22px;height:22px;border-radius:50%;
  background:#fff;box-shadow:0 2px 8px rgba(0,0,0,.3);cursor:pointer;
}
input[type=range]::-moz-range-thumb{
  width:22px;height:22px;border-radius:50%;border:none;
  background:#fff;box-shadow:0 2px 8px rgba(0,0,0,.3);cursor:pointer;
}

/* Textarea (like screenshot 5) */
.text-area{
  width:100%;max-width:520px;margin:0 auto;
  padding:18px 20px;border:1.5px solid var(--border);border-radius:var(--radius);
  background:#fff;color:#1a2744;font-family:'Montserrat',sans-serif;
  font-size:15px;resize:vertical;min-height:120px;outline:none;
  transition:border-color .2s;
}
.text-area::placeholder{color:#a0a8b8}
.text-area:focus{border-color:var(--accent)}

/* Contact form */
.contact-wrap{max-width:440px;margin:0 auto;width:100%}
.phone-group{position:relative;margin-bottom:6px}
.phone-icon{position:absolute;left:18px;top:50%;transform:translateY(-50%);color:var(--text-muted);display:flex}
.phone-input{
  width:100%;padding:18px 20px 18px 52px;
  border:1.5px solid var(--border);border-radius:var(--radius);
  background:rgba(255,255,255,.06);color:#ffffff;
  font-family:'Montserrat',sans-serif;font-size:16px;font-weight:500;
  outline:none;transition:all .2s;
}
.phone-input::placeholder{color:var(--text-muted)}
.phone-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow)}
.phone-input.error{border-color:var(--danger)}
.error-msg{font-size:13px;color:var(--danger);margin-top:4px;min-height:18px;text-align:left}
.btn-submit{
  width:100%;padding:18px;border:none;border-radius:var(--radius);
  background:var(--accent);color:#fff;font-family:'Montserrat',sans-serif;
  font-size:16px;font-weight:700;cursor:pointer;
  transition:all .25s;margin-top:16px;
}
.btn-submit:hover{background:var(--accent-light);box-shadow:0 8px 30px var(--accent-glow)}
.privacy-text{font-size:12px;color:var(--text-muted);margin-top:14px;line-height:1.5}

/* Thanks */
.thanks-icon{
  width:80px;height:80px;border-radius:50%;
  background:rgba(0,180,170,.15);
  display:flex;align-items:center;justify-content:center;
  margin:0 auto 24px;color:var(--accent);
}
.thanks-title{font-size:28px;font-weight:800;margin-bottom:12px}
.thanks-text{font-size:16px;color:#ffffff;line-height:1.6;max-width:500px;margin:0 auto}

/* Bonus popup */
.bonus-popup{
  position:fixed;bottom:90px;left:32px;
  background:#fff;color:#1a2744;border-radius:16px;
  padding:20px 24px;max-width:320px;
  box-shadow:0 12px 40px rgba(0,0,0,.25);
  transform:translateY(20px);opacity:0;
  transition:all .3s ease;pointer-events:none;z-index:100;
}
.bonus-popup.show{transform:translateY(0);opacity:1;pointer-events:auto}
.bonus-popup-title{font-size:15px;font-weight:700;margin-bottom:6px;color:var(--accent)}
.bonus-popup-text{font-size:13px;color:#5a6578;line-height:1.5}
.bonus-close{position:absolute;top:8px;right:12px;background:none;border:none;font-size:18px;color:#8494ad;cursor:pointer}

@media(max-width:600px){
  .step{padding:30px 18px 100px}
  .bottom-bar{padding:16px 18px}
  .options-grid{grid-template-columns:1fr}
  .opt{padding:14px 16px;font-size:14px}
  .btn-start{padding:16px 36px;font-size:15px}
  .intro-desc{font-size:13px;padding:14px 16px}
}
.name-input{
  width:100%;padding:18px 20px;
  border:1.5px solid var(--border);border-radius:var(--radius);
  background:rgba(255,255,255,.06);color:#ffffff;
  font-family:inherit;font-size:16px;font-weight:500;
  outline:none;transition:all .2s;margin-bottom:12px;
}
.name-input::placeholder{color:var(--text-muted)}
.name-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow)}