/* ==========================================================
   signup.css — EaseFy Futuristic Glass (brand-native)
   STABILITY FIX: no vh margins, isolated effects, no footer bounce
   ========================================================== */

/* ---------- Tokens ---------- */
:root{
  --brand:#663d29;
  --accent:#da926e;
  --ink:#3a2a22;
  --bg:#f8f4f0;

  --glass:rgba(255,250,243,.42);
  --glass-b:rgba(255,255,255,.38);
  --shadow:0 18px 48px rgba(102,61,41,.18), inset 0 1px 0 rgba(255,255,255,.35);
  --radius:20px;
}

/* ---------- Canvas ---------- */
html,body{min-height:100%} /* avoid viewport snap issues */
body{
  margin:0; color:var(--ink);
  background:
    radial-gradient(1200px 700px at 85% -10%, #da926e14, transparent 60%),
    radial-gradient(900px 600px at -10% 25%, #b59d5512, transparent 60%),
    repeating-linear-gradient(90deg, transparent 0 59px, #0000000A 60px 60.5px),
    repeating-linear-gradient(0deg,  transparent 0 59px, #0000000A 60px 60.5px),
    var(--bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

/* ---------- Glass card ---------- */
.form-container{
  max-width: 520px;

  /* ❌ removed 8vh; ✅ view-safe spacing with no vh */
  margin: clamp(48px, 5vw, 96px) auto;

  padding: clamp(22px, 3.2vw, 32px);
  position:relative;
  isolation:isolate;

  background:var(--glass);
  border:1px solid var(--glass-b);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  backdrop-filter: blur(16px) saturate(130%);
  -webkit-backdrop-filter: blur(16px) saturate(130%);

  /* keep animated layers from affecting layout/scroll */
  overflow: clip;   /* modern */
  overflow: hidden; /* fallback */
  contain: layout paint;
}

/* Aurora glow behind card */
.form-container::before{
  content:"";
  position:absolute; inset:-28%;
  background: conic-gradient(from 210deg at 30% 42%,
    #ffffff22 0deg, #da926e44 90deg, #b59d5533 180deg,
    #ffffff18 270deg, #da926e33 360deg);
  filter: blur(40px) saturate(120%);
  z-index:-1;
  pointer-events:none;           /* never intercept clicks */
  animation: signup-aurora 24s linear infinite;
  will-change: transform;
  backface-visibility:hidden;
}
@keyframes signup-aurora{to{transform:rotate(360deg)}}

/* Sheen sweep */
.form-container::after{
  content:"";
  position:absolute; inset:0;
  background: linear-gradient(120deg, #fff0 35%, #fff3 50%, #fff0 65%);
  mix-blend-mode:screen; filter:blur(8px); opacity:.50;
  z-index:-1;
  pointer-events:none;
  animation: signup-sheen 9s linear infinite; /* slower for stability */
  will-change: transform;
  backface-visibility:hidden;
}
@keyframes signup-sheen{to{transform:translateX(120%)}}

/* ---------- Heading / subhead ---------- */
.form-container h1{
  font-weight:900; line-height:1.15; letter-spacing:.2px;
  color:transparent;
  background:linear-gradient(180deg,#3d281d 0%,#7b4b37 100%);
  -webkit-background-clip:text; background-clip:text;
  text-align:center;
  margin:0 0 .5rem;
}
.text-muted{ color:#816a5d !important; }

/* ---------- Inputs ---------- */
.form-label{ font-weight:700; color:#7b4b37; }

.form-control{
  border-radius:12px;
  border:1px solid var(--glass-b);
  background: linear-gradient(180deg,#ffffffb8,#ffffff88);
  color:var(--ink);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.55);
  padding:.7rem .9rem;
  transition: box-shadow .18s ease, border-color .18s ease, transform .06s ease;
}
.form-control:focus{
  outline:0;
  border-color:#e4c2b3;
  box-shadow:
    0 0 0 3px rgba(218,146,110,.22),
    0 0 0 6px rgba(218,146,110,.12),
    inset 0 1px 0 rgba(255,255,255,.65);
  transform: translateY(-1px);
}
.form-control::placeholder{ color:#a48778; opacity:.9; }

/* ---------- Password toggle chip ---------- */
.password-wrapper{ position:relative; }
#togglePassword{
  position:absolute; right:10px; top:50%; transform:translateY(-50%);
  font-weight:700; font-size:.8rem;
  padding:.28rem .55rem;
  border-radius:10px;
  border:1px solid rgba(255,255,255,.35);
  background:linear-gradient(180deg,#e6c1b1,#d39a84);
  color:#5a3728;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.55), 0 6px 12px rgba(102,61,41,.10);
  transition: transform .12s ease, filter .12s ease;
}
#togglePassword:hover{ transform:translateY(-50%) translateY(-1px); filter:brightness(1.03); cursor:pointer; }

/* ---------- Checkbox tint ---------- */
.form-check-input{
  border-radius:.35rem;
  border:1px solid var(--glass-b);
}
.form-check-input:checked{
  background-color:#7a4a35; border-color:#7a4a35;
  box-shadow:0 0 0 3px rgba(218,146,110,.18);
}

/* ---------- CTA button ---------- */
.btn-success.w-100{
  display:inline-flex; align-items:center; justify-content:center;
  gap:.5rem; font-weight:800;
  border:1px solid rgba(255,255,255,.35);
  border-radius:12px;
  background:linear-gradient(180deg,#7a4a35 0%, #633924 55%, #da926e 120%);
  color:#fff;
  box-shadow:0 10px 22px rgba(102,61,41,.24), inset 0 1px 0 rgba(255,255,255,.55);
  transition: transform .18s ease, box-shadow .18s ease, filter .18s ease;
}
.btn-success.w-100:hover,
.btn-success.w-100:focus{
  color:#fff;
  transform: translateY(-2px);
  box-shadow:0 16px 30px rgba(102,61,41,.28);
  filter:saturate(1.02);
}
.btn-success.w-100:active{
  transform: translateY(0);
  box-shadow:0 10px 22px rgba(102,61,41,.24);
}

/* ---------- Password feedback ---------- */
#passwordFeedback{ font-size:.95rem; line-height:1.5; }
#passwordFeedback ul{ margin:.35rem 0 0 1.1rem; padding:0; }
#passwordFeedback li{ margin:.15rem 0; }
#passwordFeedback .ok{ color:#0f6b3b; }
#passwordFeedback .warn{ color:#8a5b1c; }
#passwordFeedback .bad{ color:#8a1c1c; }

/* ---------- Success toast ---------- */
.alert-success{
  background:linear-gradient(180deg,#eafff6,#dff7ee);
  color:#0f5132;
  border:1px solid #bde7d3;
  border-radius:12px;
  padding:12px;
  font-weight:600;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  box-shadow:0 10px 22px rgba(102,61,41,.08);
  animation: fadeInSlide .6s ease-in-out;
}
@keyframes fadeInSlide{
  from{opacity:0; transform:translateY(-10px)}
  to{opacity:1; transform:translateY(0)}
}
.fade-out{ opacity:0; transition:opacity .6s ease }

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion:reduce){
  .form-container::before,
  .form-container::after{ animation:none; }
}

/* ---------- Responsive ---------- */
@media (max-width: 520px){
  .form-container{ margin: 40px auto; padding: 18px; } /* no vh */
}