/* ============================================
   PROSPERO QR — qr-style.css
   Futuristic SaaS / Dark Premium
============================================ */

:root {
  --bg: #050912;
  --bg2: #080e1e;
  --bg3: #0c1428;
  --cyan: #00d4ff;
  --purple: #7b2fff;
  --pink: #e91e8c;
  --green: #00b894;
  --text: #e8eeff;
  --text-dim: #6a7a9b;
  --border: rgba(255,255,255,0.07);
  --glass: rgba(255,255,255,0.04);
  --glass2: rgba(255,255,255,0.07);
  --glow-c: rgba(0,212,255,0.3);
  --glow-p: rgba(123,47,255,0.3);
  --font: 'Outfit', sans-serif;
  --mono: 'JetBrains Mono', monospace;
  --r: 14px;
  --r-sm: 8px;
}
html, body {
  max-width: 100%;
  overflow-x: hidden;
}
*,*::before,*::after { box-sizing:border-box; margin:0; padding:0; }
html { scroll-behavior:smooth; }
body { background:var(--bg); color:var(--text); font-family:var(--font); overflow-x:hidden; line-height:1.6; }
a { color:inherit; text-decoration:none; }
ul,ol { list-style:none; }
input,select,textarea,button { font-family:inherit; }
::-webkit-scrollbar { width:5px; }
::-webkit-scrollbar-track { background:var(--bg); }
::-webkit-scrollbar-thumb { background:linear-gradient(var(--cyan),var(--purple)); border-radius:3px; }

/* ---- CURSOR ---- */
.c-dot,.c-ring { position:fixed; pointer-events:none; z-index:9999; border-radius:50%; transform:translate(-50%,-50%); }
.c-dot { width:5px; height:5px; background:var(--cyan); box-shadow:0 0 8px var(--cyan); }
.c-ring { width:32px; height:32px; border:1.5px solid rgba(0,212,255,0.45); transition:width .22s,height .22s,border-color .22s; }
body.hovering .c-ring { width:50px; height:50px; border-color:var(--purple); }
@media (hover:none) { .c-dot,.c-ring { display:none; } }

/* ---- TOAST ---- */
.toast-wrap { position:fixed; bottom:2rem; right:2rem; z-index:99999; display:flex; flex-direction:column; gap:.75rem; }
.toast {
  padding:12px 20px; border-radius:10px;
  background:rgba(5,9,18,0.95); backdrop-filter:blur(16px);
  border:1px solid var(--border);
  font-size:.85rem; font-weight:500;
  display:flex; align-items:center; gap:10px;
  box-shadow:0 8px 32px rgba(0,0,0,0.5);
  animation:toastIn .35s cubic-bezier(.4,0,.2,1) forwards;
}
.toast.out { animation:toastOut .3s ease forwards; }
.toast.success { border-color:rgba(0,184,148,.3); }
.toast.success::before { content:''; width:8px; height:8px; border-radius:50%; background:var(--green); box-shadow:0 0 8px var(--green); flex-shrink:0; }
.toast.info { border-color:rgba(0,212,255,.3); }
.toast.info::before { content:''; width:8px; height:8px; border-radius:50%; background:var(--cyan); box-shadow:0 0 8px var(--cyan); flex-shrink:0; }
@keyframes toastIn { from { opacity:0; transform:translateX(30px); } to { opacity:1; transform:none; } }
@keyframes toastOut { to { opacity:0; transform:translateX(30px); } }

/* ---- HEADER ---- */
.header {
  position:fixed; inset:0 0 auto; z-index:1000;
  padding:0 2rem;
  transition:background .35s, backdrop-filter .35s, box-shadow .35s;
}
.header.scrolled {
  background:rgba(5,9,18,.85); backdrop-filter:blur(20px);
  box-shadow:0 1px 0 rgba(0,212,255,.08), 0 8px 32px rgba(0,0,0,.4);
}
.header-inner { max-width:1280px; margin:0 auto; display:flex; align-items:center; justify-content:space-between; height:68px; }
.logo { display:flex; align-items:center; gap:10px; }
.logo-icon { width:34px; height:34px; flex-shrink:0; }
.logo-text { font-size:1.1rem; font-weight:700; letter-spacing:-.01em; }
.logo-accent { color:var(--cyan); }
.nav-links { display:flex; align-items:center; gap:2rem; }
.nav-a {
  position:relative; font-size:.9rem; font-weight:500; color:var(--text-dim);
  transition:color .25s; padding:4px 0;
}
.nav-a::after {
  content:''; position:absolute; bottom:-2px; left:0; right:100%;
  height:1.5px; background:linear-gradient(90deg,var(--cyan),var(--purple));
  transition:right .3s cubic-bezier(.4,0,.2,1);
}
.nav-a:hover { color:var(--text); }
.nav-a:hover::after { right:0; }
.btn-nav {
  padding:8px 20px; border-radius:8px; font-size:.85rem; font-weight:600;
  background:linear-gradient(135deg,var(--cyan),var(--purple));
  transition:box-shadow .3s, transform .2s;
}
.btn-nav:hover { box-shadow:0 0 24px var(--glow-c); }

.hamburger { display:none; flex-direction:column; gap:5px; padding:8px; }
.hamburger span {
  display: block;
  width: 26px;
  height: 3px;
  background: linear-gradient(90deg, #00d4ff, #7b2fff);
  border-radius: 3px;
  box-shadow: 0 0 10px rgba(0,212,255,0.8);
}
.hamburger.active span:nth-child(1) { transform:translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity:0; width:0; }
.hamburger.active span:nth-child(3) { transform:translateY(-7px) rotate(-45deg); }
@media (max-width:768px) {
  .hamburger { display:flex; }
  @media (max-width:768px) {

  .nav-links {
    position: absolute;
    top: 70px;
    right: 20px;

    width: 220px;
    padding: 1rem;

    background: rgba(5, 9, 18, 0.95);
    backdrop-filter: blur(20px);

    border: 1px solid rgba(0,212,255,0.2);
    border-radius: 14px;

    display: flex;
    flex-direction: column;
    gap: 1rem;

    opacity: 0;
    pointer-events: none;
    transform: translateY(-10px) scale(0.95);

    transition: all 0.25s ease;
    z-index: 2000;
  }

  .nav-links.open {
    opacity: 1;
    pointer-events: all;
    transform: translateY(0) scale(1);
  }

  .nav-a {
    font-size: 0.95rem;
    padding: 8px 10px;
    border-radius: 8px;
    transition: background 0.2s;
  }

  .nav-a:hover {
    background: rgba(0,212,255,0.1);
  }
}
}

/* ---- CONTAINER ---- */
.container { max-width:1280px; margin:0 auto; padding:0 2rem; }

/* ---- REVEALS ---- */
.reveal { opacity:0; transform:translateY(32px); transition:opacity .65s cubic-bezier(.4,0,.2,1), transform .65s cubic-bezier(.4,0,.2,1); }
.reveal.visible { opacity:1; transform:none; }

/* ---- BUTTONS ---- */
.btn-primary {
  display:inline-flex; align-items:center; gap:9px;
  padding:14px 28px; border-radius:10px; font-weight:600; font-size:.95rem;
  background:linear-gradient(135deg,var(--cyan),var(--purple));
  color:#fff; box-shadow:0 4px 20px var(--glow-c);
  transition:box-shadow .3s, transform .2s; cursor:pointer; border:none; overflow:hidden; position:relative;
}
.btn-primary:hover { box-shadow:0 6px 40px var(--glow-c), 0 0 60px var(--glow-p); }
.btn-ghost {
  display:inline-flex; align-items:center; gap:9px;
  padding:14px 28px; border-radius:10px; font-weight:600; font-size:.95rem;
  background:var(--glass2); border:1px solid var(--border); color:var(--text);
  transition:background .25s, border-color .25s; cursor:pointer; position:relative; overflow:hidden;
}
.btn-ghost:hover { background:rgba(255,255,255,.1); border-color:rgba(0,212,255,.3); }
.ripple-btn { overflow:hidden; }
.rpl {
  position:absolute; border-radius:50%;
  background:rgba(255,255,255,.25);
  width:8px; height:8px;
  animation:rplAnim .55s ease-out forwards;
  transform:translate(-50%,-50%); pointer-events:none;
}
@keyframes rplAnim { to { width:300px; height:300px; opacity:0; } }
.magnetic { transition:transform .22s cubic-bezier(.4,0,.2,1); }

/* ============================
   HERO
============================ */
.hero {
  position:relative; min-height:100vh;
  display:grid; grid-template-columns:1fr 1fr;
  align-items:center; gap:4rem;
  padding:8rem 2rem 5rem; max-width:1280px; margin:0 auto;
}
@media (max-width:960px) { .hero { grid-template-columns:1fr; text-align:center; padding:7rem 2rem 4rem; } }

#bgCanvas { position:fixed; inset:0; z-index:-1; width:100%; height:100%; pointer-events:none; }
.hero-glow-1,.hero-glow-2,.hero-glow-3 {
  position:fixed; border-radius:50%; filter:blur(100px); pointer-events:none; z-index:-1;
  animation:hgFloat 10s ease-in-out infinite;
}
.hero-glow-1 { width:600px; height:600px; background:radial-gradient(circle,rgba(0,212,255,.07) 0%,transparent 70%); top:-200px; left:-200px; animation-duration:9s; }
.hero-glow-2 { width:500px; height:500px; background:radial-gradient(circle,rgba(123,47,255,.1) 0%,transparent 70%); bottom:-150px; right:-100px; animation-duration:12s; animation-delay:-4s; }
.hero-glow-3 { width:350px; height:350px; background:radial-gradient(circle,rgba(233,30,140,.06) 0%,transparent 70%); top:40%; left:45%; animation-duration:8s; animation-delay:-6s; }
@keyframes hgFloat { 0%,100% { transform:translateY(0) scale(1); } 50% { transform:translateY(-40px) scale(1.08); } }

.hero-content { position:relative; z-index:1; }
.hero-chip {
  display:inline-flex; align-items:center; gap:8px;
  padding:6px 16px; border-radius:100px;
  border:1px solid rgba(0,212,255,.28); background:rgba(0,212,255,.07);
  font-size:.78rem; font-family:var(--mono); color:var(--cyan); letter-spacing:.05em;
  margin-bottom:1.5rem;
}
.chip-dot { width:6px; height:6px; border-radius:50%; background:var(--cyan); animation:chipPulse 2s ease-in-out infinite; }
@keyframes chipPulse { 0%,100% { opacity:1; transform:scale(1); } 50% { opacity:.5; transform:scale(1.5); } }

.hero-h1 {
  font-size:clamp(2.6rem,6vw,5rem); font-weight:800; line-height:1.08; letter-spacing:-.03em; margin-bottom:1.25rem;
}
.h1-gradient {
  background:linear-gradient(135deg,var(--cyan) 0%,var(--purple) 55%,var(--pink) 100%);
  -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text;
}
.hero-sub { font-size:clamp(.95rem,2vw,1.15rem); color:var(--text-dim); line-height:1.7; margin-bottom:2rem; }
.hero-btns { display:flex; flex-wrap:wrap; gap:1rem; margin-bottom:2.5rem; }
@media (max-width:960px) { .hero-btns { justify-content:center; } }
#bgCanvas,
.hero-glow-1,
.hero-glow-2,
.hero-glow-3 {
  max-width: 100%;
  overflow: hidden;
}
.hero-stats { display:flex; align-items:center; gap:1.5rem; flex-wrap:wrap; }
@media (max-width:960px) { .hero-stats { justify-content:center; } }
.stat { display:flex; flex-direction:column; align-items:flex-start; }
@media (max-width:960px) { .stat { align-items:center; } }
.stat-n { font-size:1.6rem; font-weight:800; background:linear-gradient(135deg,var(--cyan),var(--purple)); -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text; line-height:1; }
.stat-plus { font-size:1.2rem; font-weight:700; color:var(--cyan); vertical-align:top; margin-top:2px; -webkit-text-fill-color:var(--cyan); }
.stat-l { font-size:.72rem; color:var(--text-dim); font-family:var(--mono); letter-spacing:.06em; margin-top:2px; }
.stat-div { width:1px; height:40px; background:var(--border); }

/* Hero QR Preview */
.hero-qr-preview { position:relative; z-index:1; display:flex; justify-content:center; align-items:center; }
.qr-preview-wrap { position:relative; width:260px; height:260px; display:flex; align-items:center; justify-content:center; }
.qr-preview-ring {
  position:absolute; border-radius:50%; border:1.5px solid transparent;
  animation:ringRotate 6s linear infinite;
}
.ring1 { inset:-24px; background:linear-gradient(var(--bg),var(--bg)) padding-box, linear-gradient(135deg,var(--cyan),transparent,var(--purple)) border-box; }
.ring2 { inset:-44px; opacity:.35; animation-direction:reverse; animation-duration:10s; background:linear-gradient(var(--bg),var(--bg)) padding-box, linear-gradient(135deg,var(--purple),transparent,var(--cyan)) border-box; }
@keyframes ringRotate { to { transform:rotate(360deg); } }
.qr-preview-glass {
  background:rgba(255,255,255,.06); backdrop-filter:blur(16px);
  border:1px solid rgba(255,255,255,.1); border-radius:20px;
  padding:18px; display:flex; flex-direction:column; align-items:center; gap:10px;
  box-shadow:0 20px 60px rgba(0,0,0,.5);
}
#heroQrDisplay canvas, #heroQrDisplay img { border-radius:8px !important; display:block; }
.preview-label { font-family:var(--mono); font-size:.65rem; color:var(--cyan); letter-spacing:.1em; opacity:.7; }

/* ============================
   SECTION COMMON
============================ */
.section-head { text-align:center; margin-bottom:3.5rem; }
.sec-label {
  display:inline-block; font-family:var(--mono); font-size:.72rem; text-transform:uppercase;
  letter-spacing:.15em; color:var(--cyan); margin-bottom:.9rem;
  padding:4px 14px; border:1px solid rgba(0,212,255,.28); border-radius:100px;
  background:rgba(0,212,255,.06);
}
.sec-title { font-size:clamp(2rem,4.5vw,3rem); font-weight:800; letter-spacing:-.025em; line-height:1.15; }
.g-text { background:linear-gradient(135deg,var(--cyan),var(--purple)); -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text; }
.sec-sub { margin-top:.85rem; color:var(--text-dim); }

/* ============================
   GENERATOR
============================ */
.generator-section { padding:6rem 0; position:relative; }
.gen-bg-grid {
  position:absolute; inset:0; pointer-events:none; opacity:.5;
  background-image:linear-gradient(rgba(0,212,255,.025) 1px,transparent 1px),
    linear-gradient(90deg,rgba(0,212,255,.025) 1px,transparent 1px);
  background-size:48px 48px;
}
.gen-layout { display:grid; grid-template-columns:1fr 420px; gap:2.5rem; align-items:start; }
@media (max-width:1100px) { .gen-layout { grid-template-columns:1fr; } }

/* Control Cards */
.gen-controls { display:flex; flex-direction:column; gap:1.25rem; }
.ctrl-card {
  background:var(--glass); border:1px solid var(--border); border-radius:var(--r);
  padding:1.5rem; backdrop-filter:blur(12px);
  transition:border-color .3s;
}
.ctrl-card:hover { border-color:rgba(0,212,255,.15); }
.ctrl-title { font-weight:600; font-size:.85rem; color:var(--text-dim); text-transform:uppercase; letter-spacing:.1em; font-family:var(--mono); margin-bottom:1rem; }

/* Type Tabs */
.type-tabs { display:flex; flex-wrap:wrap; gap:.5rem; }
.type-tab {
  padding:7px 14px; border-radius:7px; font-size:.82rem; font-weight:500;
  background:rgba(255,255,255,.04); border:1px solid var(--border); color:var(--text-dim);
  cursor:pointer; transition:all .22s;
}
.type-tab:hover { border-color:rgba(0,212,255,.3); color:var(--text); }
.type-tab.active {
  background:linear-gradient(135deg,rgba(0,212,255,.15),rgba(123,47,255,.15));
  border-color:rgba(0,212,255,.4); color:var(--cyan);
  box-shadow:0 0 16px rgba(0,212,255,.12);
}

/* Input Area */
.dyn-group { margin-bottom:.75rem; }
.float-field { position:relative; }
.f-input {
  width:100%; padding:1rem 1rem .5rem;
  background:rgba(255,255,255,.04); border:1px solid rgba(255,255,255,.1);
  border-radius:var(--r-sm); color:var(--text); font-size:.95rem; outline:none;
  transition:border-color .25s, box-shadow .25s;
}
.f-input:focus { border-color:rgba(0,212,255,.5); box-shadow:0 0 0 3px rgba(0,212,255,.1); }
.f-label {
  position:absolute; top:.95rem; left:1rem;
  font-size:.88rem; color:var(--text-dim); pointer-events:none;
  transition:top .22s, font-size .22s, color .22s;
}
.f-input:focus ~ .f-label,
.f-input:not(:placeholder-shown) ~ .f-label { top:.28rem; font-size:.68rem; color:var(--cyan); }
.f-input::placeholder { color:transparent; }

/* Style Grid */
.style-grid { display:grid; grid-template-columns:1fr 1fr; gap:1rem; }
@media (max-width:600px) { .style-grid { grid-template-columns:1fr; } }
.ctrl-group {}
.ctrl-label { display:flex; justify-content:space-between; align-items:center; font-size:.8rem; color:var(--text-dim); margin-bottom:.5rem; font-family:var(--mono); }
.ctrl-val { color:var(--cyan); }

/* Slider */
.slider-wrap { position:relative; }
.fancy-slider {
  width:100%; -webkit-appearance:none; appearance:none;
  height:4px; border-radius:2px; background:rgba(255,255,255,.08); outline:none; cursor:pointer;
  position:relative; z-index:1;
}
.fancy-slider::-webkit-slider-thumb {
  -webkit-appearance:none; width:16px; height:16px; border-radius:50%;
  background:linear-gradient(135deg,var(--cyan),var(--purple));
  cursor:pointer; box-shadow:0 0 10px var(--glow-c);
  transition:transform .2s, box-shadow .2s;
}
.fancy-slider:hover::-webkit-slider-thumb { transform:scale(1.2); box-shadow:0 0 18px var(--glow-c); }
.slider-fill {
  position:absolute; top:50%; left:0; transform:translateY(-50%);
  height:4px; border-radius:2px; pointer-events:none;
  background:linear-gradient(90deg,var(--cyan),var(--purple));
  transition:width .1s;
}

/* Color */
.color-row { display:flex; align-items:center; gap:.6rem; }
.color-pick {
  width:40px; height:40px; border-radius:8px; border:1px solid var(--border);
  background:none; cursor:pointer; padding:0; overflow:hidden;
}
.color-pick::-webkit-color-swatch-wrapper { padding:0; }
.color-pick::-webkit-color-swatch { border:none; border-radius:6px; }
.color-presets { display:flex; gap:.4rem; flex-wrap:wrap; }
.cpre {
  width:22px; height:22px; border-radius:5px; border:1.5px solid rgba(255,255,255,.15);
  cursor:pointer; transition:transform .2s, box-shadow .2s;
  flex-shrink:0;
}
.cpre:hover { transform:scale(1.25); box-shadow:0 0 10px rgba(0,212,255,.4); }

/* Segmented Control */
.seg-ctrl { display:flex; gap:.4rem; flex-wrap:wrap; }
.seg {
  padding:7px 14px; border-radius:7px; font-size:.8rem; font-weight:500;
  background:rgba(255,255,255,.04); border:1px solid var(--border); color:var(--text-dim);
  cursor:pointer; transition:all .22s;
}
.seg:hover { border-color:rgba(0,212,255,.3); }
.seg.active {
  background:linear-gradient(135deg,rgba(0,212,255,.15),rgba(123,47,255,.15));
  border-color:rgba(0,212,255,.4); color:var(--cyan);
}

/* Select */
.fancy-select {
  width:100%; padding:.75rem 1rem; border-radius:var(--r-sm);
  background:rgba(255,255,255,.04); border:1px solid rgba(255,255,255,.1);
  color:var(--text); font-size:.9rem; outline:none; cursor:pointer;
  -webkit-appearance:none; background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236a7a9b' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat:no-repeat; background-position:right 12px center;
  transition:border-color .25s;
}
.fancy-select:focus { border-color:rgba(0,212,255,.5); }
.fancy-select option { background:var(--bg3); }

/* Logo Upload */
.logo-upload-area {
  border:2px dashed rgba(255,255,255,.12); border-radius:var(--r);
  padding:2rem; text-align:center; cursor:pointer;
  transition:border-color .3s, background .3s;
  position:relative;
}
.logo-upload-area:hover, .logo-upload-area.drag { border-color:rgba(0,212,255,.4); background:rgba(0,212,255,.04); }
.upload-icon { color:var(--text-dim); margin-bottom:.75rem; display:flex; justify-content:center; }
.logo-upload-area p { font-size:.88rem; color:var(--text-dim); }
.upload-link { color:var(--cyan); cursor:pointer; }
.upload-hint { font-size:.72rem; margin-top:.25rem; opacity:.6; }
.file-hidden { position:absolute; inset:0; opacity:0; cursor:pointer; width:100%; height:100%; }
.logo-preview-wrap { display:flex; align-items:center; gap:1rem; padding:.75rem; background:rgba(255,255,255,.04); border-radius:10px; border:1px solid var(--border); }
.logo-preview-wrap img { width:48px; height:48px; object-fit:contain; border-radius:6px; }
.remove-logo { margin-left:auto; font-size:.78rem; color:var(--text-dim); border:1px solid var(--border); padding:4px 10px; border-radius:6px; cursor:pointer; background:none; transition:color .2s, border-color .2s; }
.remove-logo:hover { color:#ff6b6b; border-color:#ff6b6b; }

/* ---- PREVIEW ---- */
.gen-preview-sticky { position:sticky; top:90px; }
.preview-card {
  background:var(--glass); border:1px solid var(--border); border-radius:20px;
  overflow:hidden; position:relative;
  box-shadow:0 20px 60px rgba(0,0,0,.5);
}
.preview-card-glow {
  position:absolute; inset:0; pointer-events:none;
  background:radial-gradient(ellipse at 50% 0%, rgba(0,212,255,.08) 0%, transparent 60%);
}
.preview-header {
  padding:1rem 1.25rem; border-bottom:1px solid var(--border);
  display:flex; align-items:center; justify-content:space-between;
}
.preview-title { font-family:var(--mono); font-size:.75rem; color:var(--text-dim); letter-spacing:.08em; }
.preview-dots { display:flex; gap:6px; }
.preview-dots span { width:10px; height:10px; border-radius:50%; background:rgba(255,255,255,.12); }
.preview-dots span:nth-child(1) { background:rgba(255,107,107,.5); }
.preview-dots span:nth-child(2) { background:rgba(255,213,79,.5); }
.preview-dots span:nth-child(3) { background:rgba(56,210,108,.5); }

.preview-stage {
  padding:2rem; display:flex; align-items:center; justify-content:center;
  min-height:300px; position:relative;
}
.qr-canvas-wrap {
  border-radius:12px; overflow:hidden;
  box-shadow:0 8px 30px rgba(0,0,0,.5);
  transition:transform .35s cubic-bezier(.4,0,.2,1), box-shadow .35s;
}
.qr-canvas-wrap:hover { transform:scale(1.03); box-shadow:0 16px 50px rgba(0,0,0,.6), 0 0 40px rgba(0,212,255,.15); }
#qrOutputCanvas { display:block; }
.preview-scanning-line {
  position:absolute; left:2rem; right:2rem; height:2px;
  background:linear-gradient(90deg,transparent,var(--cyan),transparent);
  box-shadow:0 0 10px var(--cyan);
  animation:scanAnim 2.5s ease-in-out infinite;
  pointer-events:none; opacity:.5;
}
@keyframes scanAnim { 0%,100% { top:2rem; opacity:0; } 10%,90% { opacity:.5; } 50% { top:calc(100% - 2rem); } }

.download-actions {
  padding:1.25rem; border-top:1px solid var(--border);
  display:grid; grid-template-columns:1fr 1fr 1fr 1fr; gap:.6rem;
}
.dl-btn {
  padding:9px 6px; border-radius:8px; font-size:.8rem; font-weight:600;
  display:flex; align-items:center; justify-content:center; gap:6px;
  cursor:pointer; border:1px solid var(--border); background:var(--glass2);
  color:var(--text-dim); transition:all .22s; position:relative; overflow:hidden;
}
.dl-btn:hover { color:var(--text); border-color:rgba(0,212,255,.3); background:rgba(0,212,255,.07); }
.dl-png { background:linear-gradient(135deg,rgba(0,212,255,.12),rgba(123,47,255,.08)); border-color:rgba(0,212,255,.25); color:var(--cyan); }
.dl-png:hover { box-shadow:0 0 20px rgba(0,212,255,.25); }
.dl-svg { background:linear-gradient(135deg,rgba(123,47,255,.12),rgba(0,212,255,.08)); border-color:rgba(123,47,255,.25); color:var(--purple2,#a855f7); }
.dl-svg:hover { box-shadow:0 0 20px rgba(123,47,255,.25); }
.dl-reset { }
.dl-reset:hover { color:#ff6b6b; border-color:rgba(255,107,107,.3); }

/* ============================
   FEATURES
============================ */
.features-section { padding:6rem 0; }
.features-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:1.25rem; }
@media (max-width:900px) { .features-grid { grid-template-columns:repeat(2,1fr); } }
@media (max-width:560px) { .features-grid { grid-template-columns:1fr; } }

.feat-card {
  background:var(--glass); border:1px solid var(--border); border-radius:var(--r);
  padding:1.75rem; cursor:default;
  transition:transform .35s cubic-bezier(.4,0,.2,1), border-color .3s, box-shadow .3s;
}
.feat-card:hover {
  transform:translateY(-8px) scale(1.01);
  border-color:hsla(var(--hue,195),100%,65%,.25);
  box-shadow:0 20px 50px rgba(0,0,0,.45), 0 0 30px hsla(var(--hue,195),100%,65%,.08);
}
.feat-icon {
  width:48px; height:48px; border-radius:12px; margin-bottom:1.25rem;
  background:hsla(var(--hue,195),100%,65%,.1); border:1px solid hsla(var(--hue,195),100%,65%,.2);
  display:flex; align-items:center; justify-content:center;
  color:hsl(var(--hue,195),100%,65%);
  transition:transform .3s;
}
.feat-card:hover .feat-icon { transform:scale(1.1) rotate(-4deg); }
.feat-card h3 { font-weight:700; font-size:1rem; margin-bottom:.5rem; }
.feat-card p { font-size:.88rem; color:var(--text-dim); line-height:1.65; }

/* ============================
   EXAMPLES
============================ */
.examples-section { padding:6rem 0; position:relative; background:var(--bg2); }
.examples-glow {
  position:absolute; top:0; left:50%; transform:translate(-50%,-50%);
  width:600px; height:300px; border-radius:50%;
  background:radial-gradient(ellipse,rgba(0,212,255,.07) 0%,transparent 70%);
  filter:blur(40px); pointer-events:none;
}
.examples-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:1.25rem; }
@media (max-width:960px) { .examples-grid { grid-template-columns:repeat(2,1fr); } }
@media (max-width:500px) { .examples-grid { grid-template-columns:1fr; } }

.ex-card {
  background:var(--glass); border:1px solid var(--border); border-radius:var(--r);
  overflow:hidden; cursor:pointer;
  transition:transform .35s, border-color .3s, box-shadow .3s;
}
.ex-card:hover {
  transform:translateY(-8px) scale(1.02);
  border-color:rgba(0,212,255,.25);
  box-shadow:0 20px 50px rgba(0,0,0,.5);
}
.ex-qr-wrap {
  background:#fff; padding:14px; display:flex; align-items:center; justify-content:center;
  min-height:120px;
}
.ex-qr-wrap canvas, .ex-qr-wrap img { display:block !important; }
.ex-info { padding:1rem 1rem .6rem; }
.ex-tag {
  font-family:var(--mono); font-size:.65rem; letter-spacing:.1em; color:var(--c,var(--cyan));
  border:1px solid var(--c,var(--cyan)); border-radius:100px; padding:2px 8px;
  display:inline-block; opacity:.75; margin-bottom:.5rem;
}
.ex-info h4 { font-weight:700; font-size:.95rem; margin-bottom:.3rem; }
.ex-info p { font-size:.8rem; color:var(--text-dim); line-height:1.5; }
.ex-use-btn {
  margin:.75rem 1rem 1rem; padding:7px 0; text-align:center; border-radius:7px;
  font-size:.78rem; font-weight:600; color:var(--cyan);
  border:1px solid rgba(0,212,255,.25); background:rgba(0,212,255,.06);
  transition:background .22s, box-shadow .22s;
}
.ex-card:hover .ex-use-btn { background:rgba(0,212,255,.12); box-shadow:0 0 16px rgba(0,212,255,.15); }

/* ============================
   FOOTER
============================ */
.footer { padding:4rem 0 2rem; position:relative; background:var(--bg); }
.footer-grid {
  position:absolute; inset:0; pointer-events:none; opacity:.3;
  background-image:linear-gradient(rgba(0,212,255,.02) 1px,transparent 1px),
    linear-gradient(90deg,rgba(0,212,255,.02) 1px,transparent 1px);
  background-size:40px 40px;
}
.footer-inner { display:flex; justify-content:space-between; align-items:flex-start; gap:2rem; margin-bottom:2.5rem; flex-wrap:wrap; }
.footer-brand p { color:var(--text-dim); font-size:.88rem; margin-top:.6rem; max-width:280px; line-height:1.6; }
.footer-links { display:flex; flex-wrap:wrap; gap:1rem 2rem; }
.footer-links a { color:var(--text-dim); font-size:.88rem; transition:color .22s; }
.footer-links a:hover { color:var(--cyan); }
.footer-bottom {
  padding-top:2rem; border-top:1px solid var(--border);
  display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:1rem;
  font-size:.8rem; color:var(--text-dim); font-family:var(--mono);
}
.powered-badge {
  display:inline-flex; align-items:center; gap:7px; padding:8px 16px;
  border-radius:100px; border:1px solid rgba(0,212,255,.2);
  background:rgba(0,212,255,.06); font-size:.75rem; color:var(--cyan);
  position:relative; overflow:hidden; transition:box-shadow .3s, border-color .3s;
}
.powered-badge:hover { border-color:rgba(0,212,255,.4); box-shadow:0 0 24px rgba(0,212,255,.2); }
.badge-glow {
  position:absolute; inset:0; border-radius:inherit;
  background:linear-gradient(135deg,rgba(0,212,255,.1),rgba(123,47,255,.1));
  animation:badgePulse 3s ease-in-out infinite;
}
@keyframes badgePulse { 0%,100% { opacity:.5; } 50% { opacity:1; } }

/* ============================
   RESPONSIVE
============================ */
@media (max-width:640px) {
  .gen-layout { grid-template-columns:1fr; }
  .download-actions { grid-template-columns:1fr 1fr; }
  .style-grid { grid-template-columns:1fr; }
  .hero { grid-template-columns:1fr; }
  .hero-qr-preview { display:none; }
}
.powered-by {
  display: flex;
  flex-direction: column;
  align-items: flex-end;

  font-size: 0.7rem;
  line-height: 1.2;

  color: rgba(255,255,255,0.6);
  font-family: 'JetBrains Mono', monospace;

  margin-left: auto;
  margin-right: 20px;
}

.powered-by span {
  color: #00d4ff;
  font-weight: 600;
  text-shadow: 0 0 8px rgba(0,212,255,0.6);
}

.powered-by a {
  font-size: 0.65rem;
  color: rgba(255,255,255,0.4);
  text-decoration: none;
  transition: 0.2s;
}

.powered-by a:hover {
  color: #00d4ff;
}