.auth {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  min-height: 100dvh;
  padding: calc(var(--barH) + env(safe-area-inset-top, 0px) + clamp(30px, 5.8vh, 84px)) 20px 60px;
}
.authCol { width: 100%; max-width: 420px; margin: 0 auto; }

.authCol h1 { font-size: clamp(28px, 2.4vw, 34px); font-weight: 500; letter-spacing: -0.02em; }
.authCol .sub { margin-top: clamp(10px, 0.9vw, 14px); color: var(--silver); font-size: clamp(15px, 1.15vw, 16.5px); line-height: 1.5; }

.hair { height: 2px; border-radius: 8px; background: rgba(217, 217, 217, 0.1); margin-top: clamp(18px, 1.7vw, 26px); }

.gbtn {
  position: relative;
  width: 100%;
  height: clamp(46px, 3.5vw, 52px);
  margin-top: clamp(18px, 1.7vw, 26px);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: clamp(10px, 0.8vw, 13px);
  background: #0e0e0e;
  color: var(--white);
  font: 500 clamp(15px, 1.15vw, 16.5px) var(--sans);
  cursor: pointer;
  transition: background 0.15s;
}
.gbtn:hover { background: #141415; }
.gbtn .g { position: absolute; left: clamp(14px, 1.1vw, 18px); top: 50%; transform: translateY(-50%); width: clamp(18px, 1.4vw, 22px); height: auto; }

.authForm { display: grid; gap: clamp(16px, 1.4vw, 20px); margin-top: clamp(18px, 1.7vw, 26px); }
.authForm .field { gap: 8px; }
.authForm .field > label { font-size: clamp(12.5px, 0.95vw, 14px); font-weight: 500; letter-spacing: 0.02em; color: var(--white); justify-content: flex-start; gap: 7px; }
.authForm .field .hint { color: var(--silver); font-weight: 400; font-size: 1em; letter-spacing: 0; text-transform: none; }
.authForm .input { height: clamp(44px, 3.4vw, 50px); border-radius: clamp(10px, 0.8vw, 12px); font-size: clamp(14px, 1.05vw, 15px); padding: 0 clamp(14px, 1.1vw, 16px); background: #0e0e0e; }
.authForm .input::placeholder { color: var(--silver); }

.pw { position: relative; }
.pw .input { padding-right: clamp(40px, 3vw, 48px); }
.pwToggle {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: var(--silver);
  cursor: pointer;
  transition: color 0.15s, background 0.15s;
}
.pwToggle:hover { color: var(--white); background: rgba(255, 255, 255, 0.06); }
.pwToggle svg { width: 20px; height: auto; display: block; }

.strength { display: flex; gap: 4px; margin-top: 2px; }
.strength[data-score="0"] { display: none; }
.strength i { flex: 1; height: 2px; border-radius: 2px; background: var(--line); transition: background 0.2s; }
.strength[data-score="1"] i:nth-child(-n+1) { background: var(--red); }
.strength[data-score="2"] i:nth-child(-n+2) { background: var(--amber); }
.strength[data-score="3"] i:nth-child(-n+3) { background: var(--accent); }
.strength[data-score="4"] i { background: var(--accent); }

.authActions { display: flex; align-items: center; flex-wrap: wrap; gap: 10px clamp(16px, 1.5vw, 22px); margin-top: calc(clamp(18px, 1.6vw, 24px) - clamp(16px, 1.4vw, 20px)); }
.authActions .cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: clamp(40px, 3vw, 46px);
  min-width: min(46%, 200px);
  padding: 0 clamp(18px, 1.6vw, 24px);
  border: 0;
  border-radius: clamp(10px, 0.8vw, 12px);
  background: var(--accent);
  color: #000;
  font: 500 clamp(15px, 1.15vw, 16.5px) var(--sans);
  cursor: pointer;
  transition: opacity 0.15s;
}
.authActions .cta:hover { opacity: 0.85; }

.textLink {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: clamp(40px, 3vw, 46px);
  min-width: min(46%, 200px);
  padding: 0 clamp(18px, 1.6vw, 24px);
  color: var(--white);
  font-size: clamp(15px, 1.15vw, 16.5px);
  font-weight: 500;
  text-decoration: none;
}
.textLink:hover { text-decoration: underline; text-underline-offset: 4px; }

.forgot {
  display: block;
  margin: clamp(18px, 1.7vw, 26px) auto 0;
  width: max-content;
  color: var(--silver);
  font-size: clamp(13px, 0.95vw, 14px);
  text-decoration: underline;
  text-underline-offset: 0.18em;
}
.forgot:hover { color: var(--white); }

.authFine { margin-top: 26px; text-align: center; color: var(--dim); font-size: 12.5px; line-height: 1.5; }
.authFine a { color: var(--silver); text-decoration: none; }
.authFine a:hover { color: var(--white); }

.formError.info { background: var(--field); color: var(--silver); }

.authForm .spin { display: none; width: 14px; height: 14px; border-radius: 50%; border: 1.5px solid currentColor; border-right-color: transparent; animation: spin 0.7s linear infinite; }
.authForm.busy .spin { display: inline-block; }
.authForm.busy .cta { pointer-events: none; opacity: 0.85; }
@keyframes spin { to { transform: rotate(360deg); } }

@media (max-width: 560px) {
  .auth { display: flex; align-items: center; padding-top: calc(var(--barH) + env(safe-area-inset-top, 0px) + 16px); padding-bottom: 40px; }
  .authCol { margin: 0 auto; }
  .authForm .input { font-size: 16px; }
}