/* Auth modal — shared dialog for Sign in / Sign up (mode-switched). */

.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 60;
  display: grid;
  place-items: center;
  padding: 20px;
  background: rgba(4, 10, 12, 0.6);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s ease;
}
.modal-backdrop.open { opacity: 1; visibility: visible; }

.modal {
  width: 100%;
  max-width: 430px;
  max-height: 90vh;
  overflow-y: auto;
  border: 1px solid var(--line-strong);
  border-radius: var(--r-lg);
  background: linear-gradient(180deg, var(--bg-2), var(--bg-1));
  box-shadow: var(--shadow);
  padding: 28px 28px 30px;
  position: relative;
  transform: translateY(14px) scale(0.98);
  transition: transform 0.28s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.modal-backdrop.open .modal { transform: translateY(0) scale(1); }
.modal::before {
  content: "";
  position: absolute; inset: 0 0 auto 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--aqua-glow), transparent);
}

.modal-close {
  position: absolute; top: 16px; right: 16px;
  width: 34px; height: 34px; border-radius: 50%;
  border: 1px solid var(--line); background: var(--surface);
  color: var(--ink-2); cursor: pointer; font-size: 16px;
  display: grid; place-items: center;
}
.modal-close:hover { background: var(--surface-2); color: var(--ink); }

.modal h2 { font-size: 1.55rem; }
.modal .sub { color: var(--muted); margin-top: 6px; margin-bottom: 22px; font-size: 0.96rem; }

.oauth-btn {
  width: 100%; justify-content: center;
  padding-block: 13px; margin-bottom: 18px;
}
.oauth-btn svg { width: 18px; height: 18px; }
.oauth-btn .g-icon { width: 18px; height: 18px; object-fit: contain; }

.divider {
  display: flex; align-items: center; gap: 14px;
  color: var(--muted); font-size: 0.8rem; letter-spacing: 0.08em; text-transform: uppercase;
  margin-bottom: 18px;
}
.divider::before, .divider::after { content: ""; height: 1px; flex: 1; background: var(--line); }

.field { margin-bottom: 15px; }
.field label {
  display: block; font-size: 0.82rem; color: var(--ink-2);
  margin-bottom: 7px; font-weight: 500;
}
.field input {
  width: 100%;
  padding: 12px 14px;
  border-radius: var(--r-sm);
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg-0) 45%, transparent);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 0.98rem;
}
.field input::placeholder { color: var(--muted); }
.field input:focus { outline: none; border-color: var(--aqua); box-shadow: 0 0 0 3px var(--aqua-glow); }

.modal .signup-only { display: none; }
.modal[data-mode="signup"] .signup-only { display: block; }

.modal-foot {
  margin-top: 18px; text-align: center;
  color: var(--muted); font-size: 0.92rem;
}
.modal-foot .switch { color: var(--aqua); font-weight: 600; cursor: pointer; }
.forgot-row { text-align: right; margin: -2px 0 14px; }
.forgot-row .switch { color: var(--aqua); font-weight: 600; cursor: pointer; font-size: 0.88rem; }

.form-note {
  margin-top: 14px;
  font-size: 0.85rem;
  color: var(--gold);
  text-align: center;
  min-height: 1.1em;
}

.fineprint { margin-top: 14px; font-size: 0.78rem; color: var(--muted); text-align: center; }