.shell {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 460px);
  align-items: center;
  gap: clamp(32px, 6vw, 96px);
  min-height: 100vh;
  min-height: 100dvh;
  max-width: 1280px;
  margin: 0 auto;
  padding: clamp(24px, 5vh, 56px) clamp(20px, 5vw, 64px);
}

.hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 28px;
  min-width: 0;
}

.logo-stage {
  --rx: 0deg;
  --ry: 0deg;
  position: relative;
  width: min(540px, 100%);
  aspect-ratio: 900 / 712;
  perspective: 1100px;
}

.logo-aura {
  position: absolute;
  inset: -18% -12%;
  background:
    radial-gradient(38% 42% at 36% 44%, rgba(255, 30, 44, 0.5), transparent 72%),
    radial-gradient(34% 40% at 68% 42%, rgba(210, 215, 225, 0.2), transparent 72%);
  filter: blur(34px);
  opacity: 0;
  animation: aura-in 1.4s 0.5s var(--ease-out) forwards, aura-pulse 5.5s 1.9s ease-in-out infinite;
}

.logo-tilt {
  position: absolute;
  inset: 0;
  transform: rotateX(var(--rx)) rotateY(var(--ry));
  transform-style: preserve-3d;
  transition: transform 0.5s var(--ease-out);
  will-change: transform;
}

.logo-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  user-select: none;
  -webkit-user-drag: none;
  animation:
    logo-reveal 1.15s 0.25s var(--ease-snap) both,
    logo-breathe 5.5s 1.9s ease-in-out infinite;
}

.logo-sheen {
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, transparent 42%, rgba(255, 255, 255, 0.85) 50%, transparent 58%) no-repeat;
  background-size: 260% 100%;
  background-position: 160% 0;
  -webkit-mask: url('/img/logo.png') center / 100% 100% no-repeat;
  mask: url('/img/logo.png') center / 100% 100% no-repeat;
  mix-blend-mode: overlay;
  animation: sheen 6.5s 2.2s var(--ease-snap) infinite;
}

.logo-slash {
  position: absolute;
  top: -22%;
  left: 0;
  width: 3px;
  height: 144%;
  background: linear-gradient(180deg, transparent, #fff 30%, var(--red-hot) 70%, transparent);
  box-shadow: 0 0 18px 3px var(--red-glow), 0 0 44px 10px rgba(225, 8, 20, 0.3);
  transform: rotate(17.5deg);
  opacity: 0;
  animation: slash-run 1.15s 0.25s var(--ease-snap) forwards;
}

.hero-tag {
  display: flex;
  align-items: center;
  gap: 16px;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.42em;
  text-transform: uppercase;
  color: var(--steel-500);
  opacity: 0;
  animation: rise 0.9s 1.25s var(--ease-out) forwards;
}

.hero-tag span {
  margin-right: -0.42em;
}

.hero-tag i {
  width: 6px;
  height: 6px;
  background: var(--red);
  transform: rotate(45deg);
  box-shadow: 0 0 10px var(--red-glow);
}

.auth {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 18px;
  min-width: 0;
}

.card {
  position: relative;
  filter: drop-shadow(0 30px 60px rgba(0, 0, 0, 0.65)) drop-shadow(0 0 34px rgba(225, 8, 20, 0.13));
  opacity: 0;
  animation: card-in 1s 0.55s var(--ease-out) forwards;
}

.card-edge,
.card-body {
  clip-path: polygon(0 0, calc(100% - 30px) 0, 100% 30px, 100% 100%, 30px 100%, 0 calc(100% - 30px));
}

.card-edge {
  position: absolute;
  inset: 0;
  overflow: hidden;
  background: linear-gradient(155deg, rgba(255, 255, 255, 0.3), rgba(255, 255, 255, 0.05) 38%, rgba(255, 255, 255, 0.04) 62%, rgba(225, 8, 20, 0.5));
}

.card-edge::before {
  content: '';
  position: absolute;
  inset: -60%;
  background: conic-gradient(from var(--spin), transparent 0deg 250deg, rgba(225, 8, 20, 0.2) 280deg, var(--red-hot) 325deg, #fff 342deg, var(--red-hot) 352deg, transparent 360deg);
  animation: spin 7s linear infinite;
}

.card-body {
  position: relative;
  margin: 1px;
  padding: clamp(26px, 4vw, 38px) clamp(22px, 4vw, 36px) clamp(24px, 3.5vw, 32px);
  background:
    radial-gradient(120% 60% at 100% 0%, rgba(225, 8, 20, 0.1), transparent 60%),
    linear-gradient(180deg, #131317, #09090b);
}

.card-body::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 64px;
  height: 3px;
  background: linear-gradient(90deg, var(--red-hot), var(--red-deep));
  clip-path: polygon(0 0, 100% 0, calc(100% - 4px) 100%, 0 100%);
}

.card-head {
  margin-bottom: 24px;
}

.card-title {
  font-family: var(--font-display);
  font-size: clamp(25px, 3vw, 31px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: 0.01em;
  background: linear-gradient(180deg, #fff 20%, var(--steel-300) 70%, var(--steel-500));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.card-sub {
  margin-top: 8px;
  font-size: 14.5px;
  color: var(--steel-500);
}

.card-title.is-swapping,
.card-sub.is-swapping {
  animation: text-swap 0.45s var(--ease-out);
}

.tabs {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  margin-bottom: 22px;
  padding: 4px;
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid var(--line);
  border-radius: 3px;
}

.tab {
  position: relative;
  z-index: 1;
  height: 42px;
  padding: 0 12px;
  background: none;
  border: 0;
  cursor: pointer;
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--steel-500);
  transition: color 0.3s;
}

.tab:hover {
  color: var(--steel-100);
}

.tab.is-active {
  color: #fff;
}

.tab:focus-visible,
.link:focus-visible,
.toggle:focus-visible,
.btn:focus-visible {
  outline: 2px solid var(--steel-100);
  outline-offset: 2px;
}

.tab-ink {
  position: absolute;
  top: 4px;
  bottom: 4px;
  left: 4px;
  width: calc(50% - 4px);
  background: linear-gradient(135deg, var(--red-hot), var(--red) 45%, var(--red-deep));
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 10px 100%, 0 calc(100% - 10px));
  transition: transform 0.5s var(--ease-out);
}

.tabs[data-active='register'] .tab-ink {
  transform: translateX(100%);
}

.forms {
  position: relative;
  transition: height 0.5s var(--ease-out);
}

.forms.is-sizing {
  overflow: hidden;
}

.form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.form.is-active > * {
  animation: rise 0.55s var(--ease-out) backwards;
}

.form.is-active > :nth-child(2) {
  animation-delay: 0.05s;
}

.form.is-active > :nth-child(3) {
  animation-delay: 0.1s;
}

.form.is-active > :nth-child(4) {
  animation-delay: 0.15s;
}

.form.is-active > :nth-child(5) {
  animation-delay: 0.2s;
}

.form.is-active > :nth-child(6) {
  animation-delay: 0.25s;
}

.form.is-active > :nth-child(7) {
  animation-delay: 0.3s;
}

.form.is-active > :nth-child(8) {
  animation-delay: 0.35s;
}

.form.is-active > :nth-child(n + 9) {
  animation-delay: 0.4s;
}

.hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.captcha {
  position: relative;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid var(--line);
  border-radius: 3px;
  transition: border-color 0.3s, background-color 0.3s;
}

.captcha.is-nudged {
  animation: shake 0.45s var(--ease-out);
}

.captcha-shield {
  display: grid;
  place-items: center;
  flex: none;
  width: 34px;
  height: 34px;
}

.captcha-shield svg {
  width: 30px;
  height: 30px;
  fill: none;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.captcha-shape {
  stroke: var(--steel-500);
  stroke-dasharray: 14 6;
  animation: shield-trace 1.6s linear infinite;
  transition: stroke 0.3s;
}

.captcha-tick,
.captcha-cross {
  stroke: transparent;
  stroke-dasharray: 16;
  stroke-dashoffset: 16;
  transition: stroke-dashoffset 0.45s var(--ease-out), stroke 0.2s;
}

.captcha-text {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-width: 0;
  line-height: 1.35;
}

.captcha-title {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--steel-300);
}

.captcha-status {
  font-size: 13px;
  color: var(--steel-500);
  transition: color 0.3s;
}

.captcha-retry {
  flex: none;
  padding: 7px 12px;
  background: none;
  border: 1px solid var(--line-strong);
  border-radius: 3px;
  cursor: pointer;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--steel-100);
  transition: border-color 0.2s, color 0.2s;
}

.captcha-retry:hover {
  border-color: var(--red-hot);
  color: var(--red-hot);
}

.captcha-retry:focus-visible {
  outline: 2px solid var(--steel-100);
  outline-offset: 2px;
}

.captcha-scan {
  position: absolute;
  left: 0;
  bottom: 0;
  width: 38%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--red-hot), transparent);
  opacity: 0;
}

.captcha[data-state='working'] .captcha-scan {
  opacity: 1;
  animation: scan 1.5s var(--ease-snap) infinite;
}

.captcha[data-state='verified'] {
  background: rgba(61, 220, 151, 0.05);
  border-color: rgba(61, 220, 151, 0.45);
}

.captcha[data-state='verified'] .captcha-shape,
.captcha[data-state='failed'] .captcha-shape {
  stroke-dasharray: none;
  animation: none;
}

.captcha[data-state='verified'] .captcha-shape,
.captcha[data-state='verified'] .captcha-tick {
  stroke: var(--ok);
}

.captcha[data-state='verified'] .captcha-tick,
.captcha[data-state='failed'] .captcha-cross {
  stroke-dashoffset: 0;
}

.captcha[data-state='verified'] .captcha-status {
  color: var(--ok);
}

.captcha[data-state='failed'] {
  border-color: rgba(255, 47, 59, 0.6);
}

.captcha[data-state='failed'] .captcha-shape,
.captcha[data-state='failed'] .captcha-cross {
  stroke: var(--red-hot);
}

.captcha[data-state='failed'] .captcha-status {
  color: var(--red-hot);
}

.field {
  position: relative;
}

.input {
  display: block;
  width: 100%;
  height: 58px;
  padding: 22px 16px 6px 48px;
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid var(--line);
  border-radius: 3px;
  outline: none;
  color: var(--steel-100);
  font-family: var(--font-body);
  font-size: 15.5px;
  font-weight: 500;
  transition: border-color 0.25s, background-color 0.25s;
}

.has-toggle .input {
  padding-right: 52px;
}

.input:hover {
  border-color: var(--line-strong);
}

.input:focus {
  border-color: rgba(255, 47, 59, 0.55);
  background: rgba(225, 8, 20, 0.05);
}

.input:-webkit-autofill,
.input:-webkit-autofill:focus {
  -webkit-text-fill-color: var(--steel-100);
  -webkit-box-shadow: 0 0 0 1000px #131317 inset;
  caret-color: var(--steel-100);
  transition: background-color 9999s;
}

.label {
  position: absolute;
  top: 19px;
  left: 48px;
  font-size: 15px;
  color: var(--steel-500);
  pointer-events: none;
  transform-origin: left top;
  transition: transform 0.25s var(--ease-out), color 0.25s;
}

.input:focus + .label,
.input:not(:placeholder-shown) + .label,
.input:-webkit-autofill + .label {
  transform: translateY(-11px) scale(0.74);
  letter-spacing: 0.06em;
}

.input:focus + .label {
  color: var(--red-hot);
}

.field-icon {
  position: absolute;
  top: 19px;
  left: 16px;
  width: 20px;
  height: 20px;
  fill: none;
  stroke: var(--steel-700);
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
  pointer-events: none;
  transition: stroke 0.25s;
}

.field:focus-within .field-icon {
  stroke: var(--red-hot);
}

.field-line {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--red-hot), var(--red) 60%, transparent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.45s var(--ease-out);
  pointer-events: none;
}

.field:focus-within .field-line {
  transform: scaleX(1);
}

.field.is-invalid .input {
  border-color: rgba(255, 47, 59, 0.75);
}

.field.is-invalid .field-icon {
  stroke: var(--red-hot);
}

.toggle {
  position: absolute;
  top: 9px;
  right: 8px;
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  background: none;
  border: 0;
  border-radius: 3px;
  cursor: pointer;
}

.toggle svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: var(--steel-500);
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: stroke 0.2s;
}

.toggle:hover svg {
  stroke: var(--steel-100);
}

.toggle-strike {
  stroke-dasharray: 23;
  stroke-dashoffset: 0;
  transition: stroke-dashoffset 0.3s var(--ease-out);
}

.toggle[aria-pressed='true'] .toggle-strike {
  stroke-dashoffset: 23;
}

.strength {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: -4px;
}

.strength-bars {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 5px;
  flex: 1;
}

.strength-bars i {
  height: 3px;
  background: rgba(255, 255, 255, 0.09);
  transform: skewX(-24deg);
  transition: background-color 0.3s, box-shadow 0.3s;
}

.strength-text {
  min-width: 108px;
  font-size: 12px;
  text-align: right;
  color: var(--steel-500);
}

.strength[data-level='1'] i:nth-child(-n + 1) {
  background: var(--red-hot);
  box-shadow: 0 0 8px var(--red-glow);
}

.strength[data-level='2'] i:nth-child(-n + 2) {
  background: var(--warn);
}

.strength[data-level='3'] i:nth-child(-n + 3) {
  background: var(--steel-300);
}

.strength[data-level='4'] i {
  background: var(--ok);
  box-shadow: 0 0 8px rgba(61, 220, 151, 0.45);
}

.check {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  align-self: flex-start;
  font-size: 14px;
  color: var(--steel-300);
  cursor: pointer;
  user-select: none;
}

.check input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
}

.check-box {
  display: grid;
  place-items: center;
  width: 20px;
  height: 20px;
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid var(--line-strong);
  border-radius: 2px;
  transition: background-color 0.2s, border-color 0.2s;
}

.check-box svg {
  width: 14px;
  height: 14px;
  fill: none;
  stroke: #fff;
  stroke-width: 2.6;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 22;
  stroke-dashoffset: 22;
  transition: stroke-dashoffset 0.3s var(--ease-out);
}

.check input:checked + .check-box {
  background: var(--red);
  border-color: var(--red-hot);
}

.check input:checked + .check-box svg {
  stroke-dashoffset: 0;
}

.check input:focus-visible + .check-box {
  outline: 2px solid var(--steel-100);
  outline-offset: 2px;
}

.form-msg {
  display: none;
  padding: 10px 14px;
  background: rgba(225, 8, 20, 0.09);
  border-left: 2px solid var(--red-hot);
  font-size: 13.5px;
  color: #ffb3b8;
}

.form-msg.is-visible {
  display: block;
  animation: shake 0.45s var(--ease-out);
}

.form-msg.is-ok {
  background: rgba(61, 220, 151, 0.08);
  border-left-color: var(--ok);
  color: #b6f2d8;
  animation: rise 0.4s var(--ease-out);
}

.btn {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: 100%;
  height: 56px;
  margin-top: 4px;
  padding: 0 24px;
  overflow: hidden;
  background: linear-gradient(135deg, var(--red-hot), var(--red) 42%, var(--red-deep));
  border: 0;
  cursor: pointer;
  clip-path: polygon(0 0, calc(100% - 16px) 0, 100% 16px, 100% 100%, 16px 100%, 0 calc(100% - 16px));
  font-family: var(--font-display);
  font-size: 15.5px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #fff;
  transition: filter 0.25s, transform 0.15s;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: -40%;
  width: 34%;
  background: linear-gradient(100deg, transparent, rgba(255, 255, 255, 0.5), transparent);
  transform: skewX(-22deg) translateX(-120%);
  animation: btn-sheen 4.5s 2.4s var(--ease-snap) infinite;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.2), transparent 45%);
  pointer-events: none;
}

.btn:hover {
  filter: brightness(1.14) saturate(1.1);
}

.btn:active {
  transform: scale(0.985);
}

.btn-label,
.btn-arrow {
  position: relative;
  z-index: 1;
  transition: opacity 0.2s, transform 0.3s var(--ease-out);
}

.btn-arrow {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2.2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.btn:hover .btn-arrow {
  transform: translateX(5px);
}

.btn-spinner {
  position: absolute;
  z-index: 1;
  top: 50%;
  left: 50%;
  width: 22px;
  height: 22px;
  margin: -11px 0 0 -11px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: #fff;
  border-radius: 50%;
  opacity: 0;
}

.btn.is-loading {
  pointer-events: none;
}

.btn.is-loading .btn-label,
.btn.is-loading .btn-arrow {
  opacity: 0;
}

.btn.is-loading .btn-spinner {
  opacity: 1;
  animation: rotate 0.7s linear infinite;
}

.switch {
  margin-top: 2px;
  font-size: 14px;
  text-align: center;
  color: var(--steel-500);
}

.link {
  padding: 2px 0;
  background: none;
  border: 0;
  border-bottom: 1px solid rgba(255, 47, 59, 0.45);
  cursor: pointer;
  font-weight: 600;
  color: var(--steel-100);
  transition: color 0.2s, border-color 0.2s;
}

.link:hover {
  color: var(--red-hot);
  border-color: var(--red-hot);
}

.foot {
  font-size: 12px;
  letter-spacing: 0.14em;
  text-align: center;
  text-transform: uppercase;
  color: var(--steel-700);
  opacity: 0;
  animation: rise 0.9s 1.3s var(--ease-out) forwards;
}

@keyframes aura-in {
  to {
    opacity: 1;
  }
}

@keyframes aura-pulse {
  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.62;
    transform: scale(1.06);
  }
}

@keyframes logo-reveal {
  0% {
    clip-path: polygon(0 -10%, 0 -10%, -32% 110%, 0 110%);
    transform: scale(1.06);
    filter: brightness(2.2);
  }
  70% {
    filter: brightness(1.5);
  }
  100% {
    clip-path: polygon(0 -10%, 138% -10%, 106% 110%, 0 110%);
    transform: scale(1);
    filter: brightness(1);
  }
}

@keyframes logo-breathe {
  0%,
  100% {
    filter: drop-shadow(0 0 0 rgba(255, 47, 59, 0));
  }
  50% {
    filter: drop-shadow(0 0 16px rgba(255, 47, 59, 0.5));
  }
}

@keyframes slash-run {
  0% {
    left: -4%;
    opacity: 0;
  }
  12% {
    opacity: 1;
  }
  80% {
    opacity: 1;
  }
  100% {
    left: 118%;
    opacity: 0;
  }
}

@keyframes sheen {
  0% {
    background-position: 160% 0;
  }
  32%,
  100% {
    background-position: -60% 0;
  }
}

@keyframes btn-sheen {
  0% {
    transform: skewX(-22deg) translateX(-120%);
  }
  38%,
  100% {
    transform: skewX(-22deg) translateX(520%);
  }
}

@keyframes card-in {
  from {
    opacity: 0;
    transform: translate3d(0, 34px, 0) scale(0.975);
  }
  to {
    opacity: 1;
    transform: translate3d(0, 0, 0) scale(1);
  }
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translate3d(0, 14px, 0);
  }
  to {
    opacity: 1;
    transform: translate3d(0, 0, 0);
  }
}

@keyframes text-swap {
  from {
    opacity: 0;
    transform: translate3d(-10px, 0, 0);
  }
  to {
    opacity: 1;
    transform: translate3d(0, 0, 0);
  }
}

@keyframes shake {
  0% {
    transform: translateX(0);
  }
  20% {
    transform: translateX(-7px);
  }
  40% {
    transform: translateX(6px);
  }
  60% {
    transform: translateX(-4px);
  }
  80% {
    transform: translateX(2px);
  }
  100% {
    transform: translateX(0);
  }
}

@keyframes shield-trace {
  to {
    stroke-dashoffset: -40;
  }
}

@keyframes scan {
  from {
    transform: translateX(-100%);
  }
  to {
    transform: translateX(265%);
  }
}

@keyframes spin {
  to {
    --spin: 360deg;
  }
}

@keyframes rotate {
  to {
    transform: rotate(360deg);
  }
}

@media (max-width: 960px) {
  .shell {
    grid-template-columns: minmax(0, 1fr);
    align-content: center;
    justify-items: center;
    gap: 20px;
  }

  .logo-stage {
    width: min(300px, 72vw);
  }

  .hero {
    gap: 14px;
  }

  .hero-tag {
    font-size: 11px;
    gap: 12px;
  }

  .auth {
    width: min(460px, 100%);
  }
}

@media (max-width: 420px) {
  .logo-stage {
    width: min(220px, 62vw);
  }

  .hero-tag {
    display: none;
  }

  .strength-text {
    min-width: 0;
  }
}

@media (max-height: 760px) and (min-width: 961px) {
  .input {
    height: 54px;
    padding-top: 20px;
  }

  .label,
  .field-icon {
    top: 17px;
  }

  .toggle {
    top: 7px;
  }

  .form {
    gap: 12px;
  }

  .card-head {
    margin-bottom: 18px;
  }
}