/**
 * INK-GAG 制作台 · 登录页 v2 覆盖（P-css-m：自 login.css 切出）
 * 加载：须在 ink-gag-studio-login.css 之后。
 */

/* —— 登录页 v2（覆盖基座）—— */
.igs-login-gate--v2 {
  --gate-gold: #d4b06a;
  --gate-jade: var(--igs-accent, #3ba7e0);
  --gate-jade-rgb: var(--igs-accent);
  --gate-panel-w: min(520px, 100%);
  padding: clamp(0.75rem, 2vw, 1.5rem);
}

/* ── 背景：主图必须可见 ── */
.igs-login-gate--v2 .igs-login-gate__bg {
  background: #061210;
}
.igs-login-gate--v2 .igs-login-gate__hero-bg {
  position: absolute;
  inset: -4%;
  z-index: 0;
  background-color: #0a1814;
  overflow: hidden;
  transform: scale(1.06);
  will-change: transform;
  transition: transform 0.12s ease-out;
}
.igs-login-gate--v2 .igs-login-gate__hero-stack {
  position: absolute;
  inset: 0;
}
.igs-login-gate--v2 .igs-login-gate__hero-slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: 28% 42%;
  background-repeat: no-repeat;
  opacity: 0;
  transform: scale(1.04);
  transition: opacity 1.8s ease, transform 12s ease;
  will-change: opacity, transform;
}
.igs-login-gate--v2 .igs-login-gate__hero-slide.is-on {
  opacity: 1;
  transform: scale(1.08);
  z-index: 1;
}
.igs-login-gate--v2 .igs-login-gate__hero-slide.is-leaving {
  opacity: 0;
  z-index: 0;
}
.igs-login-gate--v2 .igs-login-gate__hero-slide[data-gate-hour="dawn"] {
  background-image: url('../images/ink-gag-studio-login-hero-dawn.webp');
}
.igs-login-gate--v2 .igs-login-gate__hero-slide[data-gate-hour="noon"] {
  background-image: url('../images/ink-gag-studio-login-hero-noon.webp');
}
.igs-login-gate--v2 .igs-login-gate__hero-slide[data-gate-hour="dusk"] {
  background-image: url('../images/ink-gag-studio-login-hero-dusk.webp');
}
.igs-login-gate--v2 .igs-login-gate__hero-slide[data-gate-hour="night"] {
  background-image: url('../images/ink-gag-studio-login-hero-night.webp');
}
@supports not (background-image: url('x.webp')) {
  .igs-login-gate--v2 .igs-login-gate__hero-slide[data-gate-hour="dawn"] { background-image: url('../images/ink-gag-studio-login-hero-dawn.png'); }
  .igs-login-gate--v2 .igs-login-gate__hero-slide[data-gate-hour="noon"] { background-image: url('../images/ink-gag-studio-login-hero-noon.png'); }
  .igs-login-gate--v2 .igs-login-gate__hero-slide[data-gate-hour="dusk"] { background-image: url('../images/ink-gag-studio-login-hero-dusk.png'); }
  .igs-login-gate--v2 .igs-login-gate__hero-slide[data-gate-hour="night"] { background-image: url('../images/ink-gag-studio-login-hero-night.png'); }
}
.igs-login-gate--v2 .igs-login-gate__fx-canvas {
  position: absolute;
  inset: 0;
  z-index: 2;
  width: 100%;
  height: 100%;
  pointer-events: none;
  opacity: 0.85;
}
/* 背景层整页不抢点击 */
.igs-login-gate--v2 .igs-login-gate__bg {
  pointer-events: none;
  z-index: 0;
}
.igs-login-gate--v2 .igs-login-gate__scraps {
  pointer-events: none;
}
.igs-login-gate--v2 .igs-login-gate__scrap {
  pointer-events: auto;
}
/* 时辰切换条 */
.igs-login-gate--v2 .igs-login-gate__hour-ribbon {
  position: absolute;
  left: 50%;
  bottom: clamp(1rem, 3vh, 2rem);
  z-index: 8;
  display: inline-flex;
  gap: 0.35rem;
  padding: 0.35rem 0.5rem;
  border-radius: 999px;
  transform: translateX(-50%);
  background: rgba(6, 12, 10, 0.55);
  border: 1px solid rgba(212, 176, 106, 0.28);
  backdrop-filter: blur(10px);
  pointer-events: auto;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
}
.igs-login-gate--v2 .igs-login-gate__hour-btn {
  appearance: none;
  border: 0;
  min-width: 2.4rem;
  min-height: 2.4rem;
  border-radius: 999px;
  font-family: 'Noto Serif SC', serif;
  font-size: 0.95rem;
  letter-spacing: 0.12em;
  color: rgba(243, 239, 228, 0.72);
  background: transparent;
  cursor: pointer;
  transition: transform 0.25s ease, color 0.25s ease, background 0.25s ease, box-shadow 0.25s ease;
}
.igs-login-gate--v2 .igs-login-gate__hour-btn:hover {
  color: #fff8ee;
  transform: translateY(-2px) scale(1.06);
}
.igs-login-gate--v2 .igs-login-gate__hour-btn.is-on {
  color: #1a2820;
  background: linear-gradient(145deg, #f0dfa8, #d4b06a);
  box-shadow: 0 0 24px rgba(212, 176, 106, 0.45);
}
.igs-login-gate--v2 .igs-login-gate__grid { pointer-events: none; }
.igs-login-gate--v2 .igs-login-gate__stage {
  position: relative;
  z-index: 10;
  pointer-events: auto;
}
.igs-login-gate--v2 .igs-login-gate__mesh {
  position: absolute;
  inset: -20%;
  z-index: 1;
  pointer-events: none;
  background:
    radial-gradient(ellipse 55% 45% at 20% 30%, color-mix(in srgb, var(--gate-jade) 22%, transparent), transparent 55%),
    radial-gradient(ellipse 50% 40% at 85% 25%, rgba(212, 176, 106, 0.28), transparent 50%),
    radial-gradient(ellipse 40% 35% at 50% 80%, rgba(47, 143, 114, 0.15), transparent 60%);
  animation: igs-gate-v2-mesh 14s ease-in-out infinite alternate;
  mix-blend-mode: screen;
}
@keyframes igs-gate-v2-mesh {
  from { transform: translate(-2%, -1%) rotate(0deg) scale(1); opacity: 0.75; }
  to { transform: translate(3%, 2%) rotate(8deg) scale(1.08); opacity: 1; }
}
.igs-login-gate--v2 .igs-login-gate__light-beam {
  position: absolute;
  top: -30%;
  left: 55%;
  z-index: 2;
  width: 28vw;
  max-width: 420px;
  height: 160%;
  pointer-events: none;
  background: linear-gradient(105deg, transparent 42%, rgba(255, 232, 184, 0.12) 48%, rgba(255, 248, 230, 0.22) 50%, rgba(255, 232, 184, 0.1) 52%, transparent 58%);
  transform: rotate(12deg);
  animation: igs-gate-v2-beam 9s ease-in-out infinite alternate;
  filter: blur(2px);
}
@keyframes igs-gate-v2-beam {
  from { opacity: 0.35; transform: rotate(10deg) translateX(-2%); }
  to { opacity: 0.85; transform: rotate(14deg) translateX(4%); }
}
.igs-login-gate--v2 .igs-login-gate__vignette {
  z-index: 3;
  background:
    radial-gradient(ellipse 85% 70% at 50% 45%, transparent 0%, rgba(6, 12, 10, 0.25) 55%, rgba(4, 8, 6, 0.72) 100%),
    linear-gradient(180deg, rgba(4, 8, 6, 0.45) 0%, transparent 22%, transparent 78%, rgba(4, 8, 6, 0.5) 100%);
}
/* 弱化旧层，避免盖住主图 */
.igs-login-gate--v2 .igs-login-gate__orb { opacity: 0.18; }
.igs-login-gate--v2 .igs-login-gate__grid { opacity: 0.25; }
.igs-login-gate--v2 .igs-login-gate__inkwash { opacity: 0.35; }
.igs-login-gate--v2 .igs-login-gate__aurora { opacity: 0.4; }
.igs-login-gate--v2 .igs-login-gate__paper { opacity: 0.06; }
.igs-login-gate--v2 .igs-login-gate__hero { display: none; }

/* ── 布局：影院级双栏 ── */
.igs-login-gate--v2 .igs-login-gate__stage {
  width: min(1120px, 100%);
  gap: 0;
}
.igs-login-gate--v2 .igs-login-gate__frame {
  display: grid;
  gap: clamp(1.25rem, 3vw, 2.5rem);
  align-items: center;
  width: 100%;
}
@media (min-width: 880px) {
  .igs-login-gate--v2 .igs-login-gate__frame {
    grid-template-columns: 1fr var(--gate-panel-w);
    gap: clamp(2rem, 5vw, 4rem);
    padding: clamp(1.25rem, 2.5vw, 2rem) clamp(1rem, 2vw, 1.5rem);
    border-radius: 1.85rem;
    background: rgba(8, 16, 13, 0.38);
    border: 1px solid rgba(212, 176, 106, 0.18);
    box-shadow:
      0 40px 100px rgba(0, 0, 0, 0.5),
      inset 0 1px 0 rgba(255, 252, 246, 0.08);
    backdrop-filter: blur(18px) saturate(1.2);
  }
  .igs-login-gate--v2 .igs-login-gate__brand {
    text-align: left;
    padding: 0.5rem 0 0.5rem 0.35rem;
  }
  .igs-login-gate--v2 .igs-login-gate__title {
    justify-content: flex-start;
    font-size: clamp(2.6rem, 4.5vw, 3.5rem);
    letter-spacing: 0.1em;
  }
  .igs-login-gate--v2 .igs-login-gate__mark {
    margin: 0 0 1.1rem;
    width: 4.75rem;
    height: 4.75rem;
    font-size: 2rem;
  }
  .igs-login-gate--v2 .igs-login-gate__punch {
    margin-left: 0;
    max-width: 26rem;
    font-size: 1.05rem;
  }
  .igs-login-gate--v2 .igs-login-gate__lead {
    font-size: 0.95rem;
    max-width: 22rem;
  }
  .igs-login-gate--v2 .igs-login-gate__steps {
    margin-left: 0;
  }
}
.igs-login-gate--v2 .igs-login-gate__shell {
  display: contents;
}

/* ── 登录面板：发散 · 3D · 撕边感 ── */
.igs-login-gate--v2 .igs-login-gate__panel-wrap {
  position: relative;
  width: 100%;
  max-width: var(--gate-panel-w);
  justify-self: center;
  perspective: 1200px;
}
.igs-login-gate--v2 .igs-login-gate__panel-orbit {
  position: absolute;
  inset: -12% -8%;
  pointer-events: none;
  z-index: 0;
}
.igs-login-gate--v2 .igs-login-gate__orbit-ring {
  position: absolute;
  inset: 8% 4%;
  border-radius: 42% 58% 52% 48% / 48% 42% 58% 52%;
  border: 1px dashed rgba(212, 176, 106, 0.22);
  animation: igs-gate-orbit-spin 24s linear infinite;
}
.igs-login-gate--v2 .igs-login-gate__orbit-dot {
  position: absolute;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: radial-gradient(circle, #fff8e8 0%, #d4b06a 55%, transparent 100%);
  box-shadow: 0 0 16px rgba(212, 176, 106, 0.65);
  animation: igs-gate-orbit-float 6s ease-in-out infinite alternate;
}
.igs-login-gate--v2 .igs-login-gate__orbit-dot--a { left: 6%; top: 18%; animation-delay: 0s; }
.igs-login-gate--v2 .igs-login-gate__orbit-dot--b { right: 4%; top: 42%; animation-delay: -2s; width: 6px; height: 6px; }
.igs-login-gate--v2 .igs-login-gate__orbit-dot--c { left: 22%; bottom: 8%; animation-delay: -4s; width: 10px; height: 10px; }
@keyframes igs-gate-orbit-spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
@keyframes igs-gate-orbit-float {
  from { transform: translate(0, 0) scale(1); opacity: 0.55; }
  to { transform: translate(8px, -12px) scale(1.2); opacity: 1; }
}
.igs-login-gate--v2 .igs-login-gate__panel-tilt {
  position: relative;
  z-index: 2;
  transform-style: preserve-3d;
  transition: transform 0.14s ease-out;
  will-change: transform;
}
.igs-login-gate--v2 .igs-login-gate__card--wild {
  animation: none;
  transform: rotate(-1.4deg);
  clip-path: polygon(0 2%, 3% 0, 97% 1%, 100% 4%, 99% 96%, 96% 100%, 2% 99%, 0 94%);
  border: none;
  background:
    linear-gradient(168deg, rgba(255, 253, 248, 0.98) 0%, rgba(245, 238, 224, 0.95) 55%, rgba(236, 248, 240, 0.96) 100%);
  box-shadow:
    0 36px 80px rgba(0, 0, 0, 0.45),
    0 0 0 1px rgba(255, 255, 255, 0.55) inset,
    -18px 24px 48px color-mix(in srgb, var(--gate-jade) 12%, transparent);
}
.igs-login-gate--v2 .igs-login-gate__card--wild::after {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: inherit;
  padding: 2px;
  background: conic-gradient(from var(--gate-card-angle, 0deg), var(--gate-jade), #d4b06a, #fff8e8, var(--gate-jade));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  z-index: 0;
  animation: igs-gate-card-border-spin 8s linear infinite;
}
@keyframes igs-gate-card-border-spin {
  to { --gate-card-angle: 360deg; }
}
@property --gate-card-angle {
  syntax: '<angle>';
  initial-value: 0deg;
  inherits: false;
}
.igs-login-gate--v2 .igs-login-gate__card--wild > * {
  position: relative;
  z-index: 1;
}
.igs-login-gate--v2 .igs-login-gate__card--wild.is-focus {
  box-shadow:
    0 40px 90px rgba(0, 0, 0, 0.5),
    0 0 0 1px color-mix(in srgb, var(--gate-jade) 35%, transparent) inset,
    0 0 48px color-mix(in srgb, var(--gate-jade) 20%, transparent);
}
.igs-login-gate--v2 .igs-login-gate__card--wild .igs-login-gate__field input {
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}
.igs-login-gate--v2 .igs-login-gate__card--wild .igs-login-gate__field input:focus {
  transform: translateX(4px) scale(1.01);
}
.igs-login-gate--v2 .igs-login-gate__submit {
  position: relative;
  overflow: hidden;
  transform: skewX(-2deg);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.igs-login-gate--v2 .igs-login-gate__submit:hover {
  transform: skewX(-2deg) translateY(-2px) scale(1.02);
  box-shadow: 0 16px 40px color-mix(in srgb, var(--gate-jade) 35%, transparent);
}
.igs-login-gate--v2 .igs-login-gate__submit:active {
  transform: skewX(-2deg) scale(0.98);
}
.igs-login-gate--v2 .igs-login-gate__chip {
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.igs-login-gate--v2 .igs-login-gate__chip:hover {
  transform: translateY(-3px) rotate(-2deg);
  box-shadow: 0 8px 20px color-mix(in srgb, var(--gate-jade) 25%, transparent);
}
.igs-login-gate--v2 .igs-login-gate__mode-btn {
  transition: transform 0.2s ease;
}
.igs-login-gate--v2 .igs-login-gate__mode-btn.is-on {
  transform: scale(1.04);
}
.igs-login-gate--v2 .igs-login-gate__card,
.igs-login-gate--v2 .igs-login-gate__card--wild {
  gap: 1rem;
  padding: 1.85rem 1.65rem 1.5rem;
  border-radius: 1.35rem;
  min-width: 0;
}
.igs-login-gate--v2 .igs-login-gate__card:not(.igs-login-gate__card--wild):not(.igs-login-gate__card--blend) {
  background: linear-gradient(168deg, rgba(255, 253, 248, 0.98) 0%, rgba(245, 238, 224, 0.96) 100%);
  border: 1px solid rgba(212, 176, 106, 0.35);
  box-shadow:
    0 32px 72px rgba(0, 0, 0, 0.42),
    0 0 0 1px rgba(255, 255, 255, 0.5) inset,
    0 0 60px color-mix(in srgb, var(--gate-jade) 8%, transparent);
}
.igs-login-gate--v2 .igs-login-gate__card::before {
  left: 8%;
  right: 8%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--gate-gold), #fff8e8, var(--gate-gold), transparent);
}
.igs-login-gate--v2 .igs-login-gate__card-lab {
  font-size: 0.82rem;
  letter-spacing: 0.16em;
}
.igs-login-gate--v2:not(.igs-login-gate--blend) .igs-login-gate__field input {
  min-height: 3.15rem;
  font-size: 1.08rem;
  border-radius: 0.7rem;
  background: rgba(255, 253, 248, 0.95);
  border-color: rgba(40, 55, 45, 0.12);
}
.igs-login-gate--v2:not(.igs-login-gate--blend) .igs-login-gate__field input:focus {
  border-color: var(--gate-jade);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--gate-jade) 15%, transparent);
}
.igs-login-gate--v2 .igs-login-gate__submit {
  min-height: 3.35rem;
  font-size: 1.06rem;
  letter-spacing: 0.14em;
  border-radius: 0.8rem;
}
.igs-login-gate--v2 .igs-login-gate__kicker span {
  color: var(--gate-gold);
  text-shadow: 0 0 20px rgba(212, 176, 106, 0.35);
}
.igs-login-gate--v2 .igs-login-gate__title-word {
  background: linear-gradient(180deg, #fff8ee 0%, #e8dcc8 55%, #c9b896 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  filter: drop-shadow(0 2px 12px rgba(0, 0, 0, 0.4));
}
.igs-login-gate--v2 .igs-login-gate__scrap {
  opacity: 0.62;
  backdrop-filter: blur(6px);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.32rem 0.62rem 0.32rem 0.42rem;
  clip-path: polygon(0 8%, 4% 0, 96% 2%, 100% 12%, 98% 88%, 92% 100%, 6% 98%, 0 90%);
  transition: transform 0.28s cubic-bezier(0.22, 1, 0.36, 1), filter 0.25s ease, box-shadow 0.25s ease;
}
/* 多形状梗贴：外形由 webp 本身决定，容器不再强制圆形 */
.igs-login-gate--v2 .igs-login-gate__scrap--sticker,
.igs-login-gate--v2 .igs-login-gate__scrap--orb {
  padding: 0;
  gap: 0;
  width: clamp(6.5rem, 12.5vw, 10rem);
  height: auto;
  aspect-ratio: 1;
  background: transparent !important;
  clip-path: none;
  border: 0;
  border-radius: 0;
  backdrop-filter: none;
  opacity: 0.92 !important;
  overflow: visible;
  animation: none !important;
  transform: rotate(var(--rot, 0deg));
}
.igs-login-gate--v2 .igs-login-gate__scrap--shape-ticket {
  width: clamp(8.25rem, 16vw, 12.5rem);
  aspect-ratio: 280 / 200;
}
.igs-login-gate--v2 .igs-login-gate__scrap--shape-paper {
  width: clamp(5.75rem, 11vw, 8.75rem);
  aspect-ratio: 240 / 280;
}
.igs-login-gate--v2 .igs-login-gate__scrap--shape-cloud {
  width: clamp(7.5rem, 14.5vw, 11.25rem);
  aspect-ratio: 280 / 240;
}
.igs-login-gate--v2 .igs-login-gate__scrap--shape-leaf {
  width: clamp(5.25rem, 10vw, 8rem);
  aspect-ratio: 220 / 280;
}
.igs-login-gate--v2 .igs-login-gate__scrap--shape-tri {
  width: clamp(6.25rem, 12vw, 9.5rem);
  aspect-ratio: 1;
}
.igs-login-gate--v2 .igs-login-gate__scrap--shape-seal {
  width: clamp(5.5rem, 10.5vw, 8.25rem);
  aspect-ratio: 1;
}
.igs-login-gate--v2 .igs-login-gate__scrap--shape-star,
.igs-login-gate--v2 .igs-login-gate__scrap--shape-splat,
.igs-login-gate--v2 .igs-login-gate__scrap--shape-blob {
  width: clamp(6.75rem, 13vw, 10.25rem);
}
/* 环绕品牌区 · 九枚错落 */
.igs-login-gate--v2 .igs-login-gate__scrap--sticker.igs-login-gate__scrap--a,
.igs-login-gate--v2 .igs-login-gate__scrap--orb.igs-login-gate__scrap--a { left: 0.5%; top: 8%; --rot: -10deg; }
.igs-login-gate--v2 .igs-login-gate__scrap--sticker.igs-login-gate__scrap--b,
.igs-login-gate--v2 .igs-login-gate__scrap--orb.igs-login-gate__scrap--b { right: 0.5%; top: 8%; --rot: 8deg; }
.igs-login-gate--v2 .igs-login-gate__scrap--sticker.igs-login-gate__scrap--c,
.igs-login-gate--v2 .igs-login-gate__scrap--orb.igs-login-gate__scrap--c { left: 0; bottom: 22%; --rot: 5deg; }
.igs-login-gate--v2 .igs-login-gate__scrap--sticker.igs-login-gate__scrap--d,
.igs-login-gate--v2 .igs-login-gate__scrap--orb.igs-login-gate__scrap--d { right: 0; bottom: 20%; --rot: -8deg; }
.igs-login-gate--v2 .igs-login-gate__scrap--sticker.igs-login-gate__scrap--e,
.igs-login-gate--v2 .igs-login-gate__scrap--orb.igs-login-gate__scrap--e { left: 38%; top: 1.5%; --rot: 4deg; }
.igs-login-gate--v2 .igs-login-gate__scrap--sticker.igs-login-gate__scrap--f,
.igs-login-gate--v2 .igs-login-gate__scrap--orb.igs-login-gate__scrap--f { right: 1%; top: 38%; --rot: -6deg; }
.igs-login-gate--v2 .igs-login-gate__scrap--sticker.igs-login-gate__scrap--g,
.igs-login-gate--v2 .igs-login-gate__scrap--orb.igs-login-gate__scrap--g { left: 1%; top: 40%; --rot: 9deg; }
.igs-login-gate--v2 .igs-login-gate__scrap--sticker.igs-login-gate__scrap--h { left: 18%; bottom: 6%; --rot: -12deg; }
.igs-login-gate--v2 .igs-login-gate__scrap--sticker.igs-login-gate__scrap--i { right: 16%; bottom: 5%; --rot: 11deg; }
.igs-login-gate__scrap-media,
.igs-login-gate__scrap-orb {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 0;
  overflow: visible;
  pointer-events: none;
}
.igs-login-gate__scrap-media img,
.igs-login-gate__scrap-orb img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: 0;
  filter: drop-shadow(0 8px 18px rgba(0, 0, 0, 0.38)) drop-shadow(0 0 12px rgba(212, 176, 106, 0.12));
  transition: filter 0.25s ease, transform 0.25s ease;
}
.igs-login-gate--v2 .igs-login-gate__scrap--sticker:hover,
.igs-login-gate--v2 .igs-login-gate__scrap--orb:hover {
  opacity: 0.99;
}
.igs-login-gate--v2 .igs-login-gate__scrap--sticker:hover .igs-login-gate__scrap-media img,
.igs-login-gate--v2 .igs-login-gate__scrap--orb:hover .igs-login-gate__scrap-orb img,
.igs-login-gate--v2 .igs-login-gate__scrap--orb:hover .igs-login-gate__scrap-media img {
  filter: drop-shadow(0 12px 28px rgba(0, 0, 0, 0.45)) drop-shadow(0 0 22px rgba(212, 176, 106, 0.28));
}
.igs-login-gate--v2 .igs-login-gate__scrap--sticker::before,
.igs-login-gate--v2 .igs-login-gate__scrap--orb::before,
.igs-login-gate--v2 .igs-login-gate__scrap--sticker::after,
.igs-login-gate--v2 .igs-login-gate__scrap--orb::after {
  display: none;
}
.igs-login-gate--v2 .igs-login-gate__scrap--sticker.igs-login-gate__scrap--e,
.igs-login-gate--v2 .igs-login-gate__scrap--orb.igs-login-gate__scrap--e {
  animation: igs-gate-douban-orb-wiggle 2.8s ease-in-out infinite;
}
.igs-login-gate--v2 .igs-login-gate__scrap--sticker.igs-login-gate__scrap--i {
  animation: igs-gate-seal-tilt 4.2s ease-in-out infinite;
}
@keyframes igs-gate-douban-orb-wiggle {
  0%, 100% { transform: rotate(var(--rot, 3deg)) scale(1); }
  20% { transform: rotate(calc(var(--rot, 3deg) - 8deg)) scale(1.05); }
  40% { transform: rotate(calc(var(--rot, 3deg) + 6deg)) scale(1.02); }
  60% { transform: rotate(calc(var(--rot, 3deg) - 4deg)) scale(1.03); }
}
@keyframes igs-gate-seal-tilt {
  0%, 100% { transform: rotate(var(--rot, 8deg)) scale(1); }
  50% { transform: rotate(calc(var(--rot, 8deg) + 4deg)) scale(1.03); }
}
.igs-login-gate--v2 .igs-login-gate__scrap::after {
  content: '';
  position: absolute;
  top: -30%;
  left: -120%;
  width: 45%;
  height: 160%;
  background: linear-gradient(105deg, transparent 40%, rgba(255, 248, 230, 0.45) 50%, transparent 60%);
  transform: skewX(-18deg);
  opacity: 0;
  pointer-events: none;
  animation: igs-gate-scrap-shine 7s ease-in-out infinite;
}
.igs-login-gate--v2 .igs-login-gate__scrap:hover {
  opacity: 0.95;
  filter: brightness(1.08) drop-shadow(0 8px 20px rgba(0, 0, 0, 0.35));
  transform: rotate(var(--rot, -6deg)) translateY(-4px) scale(1.04);
  z-index: 3;
}
.igs-login-gate--v2 .igs-login-gate__scrap.is-hit {
  animation: igs-gate-scrap-hit-v2 0.55s cubic-bezier(0.22, 1, 0.36, 1);
}
.igs-login-gate--v2 .igs-login-gate__scrap.is-peel {
  animation: igs-gate-scrap-peel 0.65s cubic-bezier(0.22, 1, 0.36, 1);
}
@keyframes igs-gate-scrap-shine {
  0%, 78%, 100% { left: -120%; opacity: 0; }
  82% { opacity: 0.7; }
  90% { left: 140%; opacity: 0; }
}
@keyframes igs-gate-scrap-hit-v2 {
  0% { transform: rotate(var(--rot, -6deg)) scale(1); }
  25% { transform: rotate(calc(var(--rot, -6deg) + 6deg)) scale(1.12); }
  55% { transform: rotate(calc(var(--rot, -6deg) - 3deg)) scale(0.96); }
  100% { transform: rotate(var(--rot, -6deg)) scale(1); }
}
@keyframes igs-gate-scrap-peel {
  0% { transform: rotate(var(--rot, -6deg)) translate(0, 0); opacity: 0.85; }
  35% { transform: rotate(calc(var(--rot, -6deg) + 14deg)) translate(12px, -18px) scale(1.05); opacity: 1; }
  100% { transform: rotate(var(--rot, -6deg)) translate(0, 0); opacity: 0.85; }
}
.igs-login-gate__scrap-tag {
  flex: 0 0 1.35rem;
  width: 1.35rem;
  height: 1.35rem;
  border-radius: 0.35rem 0.55rem 0.35rem 0.55rem;
  display: grid;
  place-items: center;
  font-size: 0.68rem;
  font-weight: 900;
  letter-spacing: 0;
  color: #2a241c;
  background: rgba(255, 252, 244, 0.55);
  border: 1px dashed rgba(40, 36, 30, 0.22);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.35);
}
.igs-login-gate__scrap-tag--douban {
  background: linear-gradient(145deg, #f8e8c8, #e8c890);
  border-color: rgba(180, 120, 50, 0.35);
  animation: igs-gate-douban-wiggle 2.8s ease-in-out infinite;
}
@keyframes igs-gate-douban-wiggle {
  0%, 100% { transform: rotate(0deg) scale(1); }
  20% { transform: rotate(-8deg) scale(1.06); }
  40% { transform: rotate(6deg) scale(1.02); }
  60% { transform: rotate(-4deg); }
}
.igs-login-gate__scrap-lab {
  white-space: nowrap;
}
.igs-login-gate--v2 .igs-login-gate__scrap--warn { background: linear-gradient(135deg, #f5e6c8, #efd0a8); }
.igs-login-gate--v2 .igs-login-gate__scrap--halfq { background: linear-gradient(135deg, #e4f0e8, #d0e8dc); }
.igs-login-gate--v2 .igs-login-gate__scrap--tear { background: linear-gradient(135deg, #f2ead8, #e8dcc4); }
.igs-login-gate--v2 .igs-login-gate__scrap--douban { background: linear-gradient(135deg, #f8ecd4, #edd8b0); }
.igs-login-gate--v2 .igs-login-gate__scrap--pot { background: linear-gradient(135deg, #ebe4d4, #ddd0b8); }
.igs-login-gate--v2 .igs-login-gate__scrap--punch { background: linear-gradient(135deg, #e8ece4, #d4ddd0); }
.igs-login-gate--v2 .igs-login-gate__scrap--ink { background: linear-gradient(135deg, #e8ebe6, #d8e4dc); }
.igs-login-gate--v2 .igs-login-gate__scrap--f {
  right: 8%;
  top: 38%;
  --rot: -4deg;
  --in-delay: 0.55s;
  --float-delay: -2.2s;
}
.igs-login-gate--v2 .igs-login-gate__scrap--g {
  left: 8%;
  top: 42%;
  --rot: 6deg;
  --in-delay: 0.7s;
  --float-delay: -4.1s;
  background: #e6efe8;
}
.igs-login-gate__scrap-fx {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: 6;
}
.igs-login-gate__scrap-pop {
  position: absolute;
  left: var(--sx, 50%);
  top: var(--sy, 50%);
  transform: translate(-50%, -50%);
  pointer-events: none;
  z-index: 7;
  animation: igs-gate-scrap-pop 1.1s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}
@keyframes igs-gate-scrap-pop {
  0% { opacity: 0; transform: translate(-50%, -50%) scale(0.4); }
  18% { opacity: 1; transform: translate(-50%, -65%) scale(1.05); }
  100% { opacity: 0; transform: translate(-50%, -120%) scale(0.85); }
}
.igs-login-gate__scrap-pop--douban {
  min-width: 2.4rem;
  min-height: 2.4rem;
  border-radius: 0.45rem 0.7rem 0.45rem 0.7rem;
  background: linear-gradient(145deg, #fff4dc, #e8c888);
  border: 1.5px solid rgba(180, 120, 50, 0.45);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.28);
  display: grid;
  place-items: center;
  font-family: 'Noto Serif SC', serif;
  font-size: 0.95rem;
  font-weight: 900;
  color: #5a3a18;
}
.igs-login-gate__scrap-pop--symbol {
  font-size: 1.65rem;
  font-weight: 900;
  color: rgba(243, 239, 228, 0.95);
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.45), 0 0 20px rgba(212, 176, 106, 0.5);
  animation: igs-gate-scrap-symbol 0.85s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}
@keyframes igs-gate-scrap-symbol {
  0% { opacity: 0; transform: translate(-50%, -50%) scale(0.3) rotate(-20deg); }
  25% { opacity: 1; transform: translate(-50%, -80%) scale(1.2) rotate(8deg); }
  100% { opacity: 0; transform: translate(-50%, -140%) scale(0.7) rotate(15deg); }
}
.igs-login-gate__scrap-ink {
  position: absolute;
  left: var(--sx, 50%);
  top: var(--sy, 50%);
  width: var(--sz, 8px);
  height: var(--sz, 8px);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(30, 40, 35, 0.85) 0%, transparent 70%);
  pointer-events: none;
  animation: igs-gate-scrap-ink 0.75s ease-out forwards;
}
@keyframes igs-gate-scrap-ink {
  0% { opacity: 0.9; transform: translate(-50%, -50%) scale(0.3); }
  100% { opacity: 0; transform: translate(calc(-50% + var(--dx, 0px)), calc(-50% + var(--dy, -30px))) scale(1.8); }
}
.igs-login-gate--v2 .igs-login-gate__punch.is-flip {
  animation: igs-gate-punch-flip 0.36s ease;
}
@keyframes igs-gate-punch-flip {
  0% { opacity: 1; transform: perspective(400px) rotateX(0deg); }
  45% { opacity: 0.15; transform: perspective(400px) rotateX(78deg); }
  100% { opacity: 1; transform: perspective(400px) rotateX(0deg); }
}
.igs-login-gate--v2 .igs-login-gate__scrap.is-squash {
  animation: igs-gate-scrap-squash 0.42s cubic-bezier(0.22, 1, 0.36, 1);
}
@keyframes igs-gate-scrap-squash {
  0%, 100% { transform: rotate(var(--rot, -6deg)) scaleY(1); }
  40% { transform: rotate(var(--rot, -6deg)) scaleY(0.72) scaleX(1.08); }
  70% { transform: rotate(var(--rot, -6deg)) scaleY(1.06) scaleX(0.96); }
}
.igs-login-gate--blend .igs-login-gate__hint.is-scrap-ok {
  color: rgba(212, 176, 106, 0.88);
  text-shadow: 0 0 12px rgba(212, 176, 106, 0.35);
  transition: color 0.25s ease, text-shadow 0.25s ease;
}
.igs-login-gate__scrap-pop--bubble {
  position: absolute;
  left: var(--sx, 50%);
  top: var(--sy, 50%);
  transform: translate(-50%, -50%);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: rgba(243, 239, 228, 0.92);
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.45);
  white-space: nowrap;
  pointer-events: none;
  animation: igs-gate-scrap-pop 1.15s cubic-bezier(0.22, 1, 0.36, 1) 0.1s forwards;
}

/* 落墨涟漪 */
.igs-login-gate--v2 .igs-login-gate__ink-ripple {
  position: absolute;
  border-radius: 50%;
  border: 2px solid rgba(212, 176, 106, 0.5);
  pointer-events: none;
  z-index: 4;
  animation: igs-gate-v2-ripple 0.9s ease-out forwards;
}
@keyframes igs-gate-v2-ripple {
  from { transform: translate(-50%, -50%) scale(0.2); opacity: 0.9; }
  to { transform: translate(-50%, -50%) scale(2.8); opacity: 0; }
}

@media (max-width: 879px) {
  .igs-login-gate--v2 .igs-login-gate__frame {
    gap: 1.15rem;
  }
  .igs-login-gate--v2 .igs-login-gate__brand {
    text-align: center;
  }
  .igs-login-gate--v2 .igs-login-gate__title {
    justify-content: center;
  }
  .igs-login-gate--v2 .igs-login-gate__mark {
    margin-left: auto;
    margin-right: auto;
  }
  .igs-login-gate--v2 .igs-login-gate__light-beam {
    left: 30%;
    opacity: 0.5;
  }
}

@media (prefers-reduced-motion: reduce) {
  .igs-login-gate--v2 .igs-login-gate__mesh,
  .igs-login-gate--v2 .igs-login-gate__light-beam,
  .igs-login-gate--v2 .igs-login-gate__hero-bg {
    animation: none !important;
    transition: none !important;
  }
}

/* ══ 融入山川 · 透明线框登录（无底色） ══ */
.igs-login-gate--login-only .igs-login-gate__mode,
.igs-login-gate--login-only [data-gate-pane="register"] {
  display: none !important;
}

.igs-login-gate--blend {
  --gate-panel-w: min(460px, 100%);
  --gate-brand-min: 36rem;
  --blend-line: rgba(212, 176, 106, 0.28);
  --blend-line-strong: rgba(212, 176, 106, 0.72);
  --blend-text: #fffdf6;
  --blend-muted: rgba(255, 252, 244, 0.45);
  --blend-input-shadow: 0 2px 8px rgba(0, 0, 0, 0.82), 0 0 1px rgba(0, 0, 0, 0.9);
}

/* 双栏外框：完全透明，让山川透过来 */
.igs-login-gate--blend .igs-login-gate__frame {
  gap: clamp(1.5rem, 4vw, 3rem);
}
@media (min-width: 880px) {
  .igs-login-gate--blend .igs-login-gate__frame {
    grid-template-columns: 1.1fr 0.9fr;
    padding: clamp(0.5rem, 2vw, 1.25rem);
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
    backdrop-filter: none !important;
  }
}

/* 减轻暗角，登录区更透亮 */
.igs-login-gate--blend .igs-login-gate__vignette {
  background:
    radial-gradient(ellipse 88% 75% at 42% 42%, transparent 0%, rgba(6, 12, 10, 0.18) 58%, rgba(4, 8, 6, 0.48) 100%),
    linear-gradient(180deg, rgba(4, 8, 6, 0.28) 0%, transparent 24%, transparent 76%, rgba(4, 8, 6, 0.35) 100%);
}

.igs-login-gate--blend .igs-login-gate__brand {
  position: relative;
}
.igs-login-gate--blend .igs-login-gate__brand-watermark {
  position: absolute;
  left: -0.1em;
  top: 0;
  margin: 0;
  font-family: 'Noto Serif SC', serif;
  font-size: clamp(6rem, 16vw, 10rem);
  line-height: 1;
  color: rgba(180, 220, 200, 0.06);
  pointer-events: none;
  transform: rotate(-6deg);
  z-index: 0;
}
.igs-login-gate--blend .igs-login-gate__brand > *:not(.igs-login-gate__brand-watermark) {
  position: relative;
  z-index: 1;
}
.igs-login-gate--blend .igs-login-gate__punch,
.igs-login-gate--blend .igs-login-gate__lead {
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.5);
}

/* 登录区：零底色，只有线框 */
.igs-login-gate--blend .igs-login-gate__panel-wrap {
  perspective: none;
}
.igs-login-gate--blend .igs-login-gate__panel-tilt {
  transform: none !important;
  animation: none !important;
}
.igs-login-gate--blend .igs-login-gate__card {
  animation: none !important;
}
.igs-login-gate--blend .igs-login-gate__card--blend {
  position: relative;
  padding: clamp(2rem, 4.5vw, 2.85rem) clamp(1.35rem, 3.5vw, 2.35rem) clamp(1.5rem, 3vw, 2rem);
  margin: 0;
  min-width: min(100%, 26rem);
  color: var(--blend-text);
  background: transparent !important;
  border: none !important;
  box-shadow: none !important;
  clip-path: none !important;
  transform: none !important;
  animation: none !important;
  backdrop-filter: none !important;
  opacity: 0;
  filter: blur(4px);
  transition: opacity 0.85s ease, filter 0.85s ease;
  overflow: visible;
}
.igs-login-gate--blend .igs-login-gate__card--blend::before,
.igs-login-gate--blend .igs-login-gate__card--blend::after {
  display: none !important;
}
.igs-login-gate--blend .igs-login-gate__card--blend.is-blend-live {
  opacity: 1;
  filter: none;
}

/* 山水线框 */
.igs-login-gate__blend-frame {
  position: absolute;
  inset: -6px -10px -4px;
  width: calc(100% + 20px);
  height: calc(100% + 10px);
  pointer-events: none;
  z-index: 0;
}
.igs-login-gate__blend-frame-path {
  stroke: var(--blend-line);
  stroke-width: 1.2;
  vector-effect: non-scaling-stroke;
  opacity: 0.85;
}
.igs-login-gate__blend-frame-path--top,
.igs-login-gate__blend-frame-path--bot {
  stroke: var(--blend-line-strong);
  stroke-width: 1;
  opacity: 0.65;
}
.igs-login-gate__blend-frame-node {
  fill: rgba(212, 176, 106, 0.45);
}

.igs-login-gate__blend-head {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.55rem;
  margin-bottom: clamp(1.5rem, 3vw, 2rem);
}
.igs-login-gate__blend-gate-icon {
  width: 2.75rem;
  height: 2.75rem;
  color: var(--gate-gold);
  stroke: currentColor;
  filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.55)) drop-shadow(0 0 14px rgba(212, 176, 106, 0.4));
}
.igs-login-gate__blend-eyebrow {
  margin: 0;
  font-family: 'Noto Serif SC', serif;
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.55em;
  color: rgba(212, 176, 106, 0.88);
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.55);
}

/* ── 大气透明输入：仅金线 + 大字，零底色 ── */
.igs-login-gate--blend .igs-login-gate__river-field {
  position: relative;
  z-index: 1;
  --river-fill: 0%;
  margin-bottom: clamp(1.35rem, 3vw, 1.85rem);
}
.igs-login-gate__river-label {
  display: block;
  margin: 0 0 0.5rem 2.65rem;
  font-family: 'Noto Serif SC', serif;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.48em;
  color: rgba(212, 176, 106, 0.9);
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.65);
}
.igs-login-gate--blend .igs-login-gate__river-row {
  display: flex;
  align-items: flex-end;
  gap: 0.85rem;
}
.igs-login-gate--blend .igs-login-gate__field-icon {
  flex: 0 0 1.85rem;
  width: 1.85rem;
  height: 1.85rem;
  margin-bottom: 0.35rem;
  padding: 0;
  border-radius: 0;
  background: transparent !important;
  box-shadow: none !important;
  color: var(--gate-gold);
  stroke: currentColor;
  fill: none;
  opacity: 1;
  filter: drop-shadow(0 1px 5px rgba(0, 0, 0, 0.75)) drop-shadow(0 0 12px rgba(212, 176, 106, 0.5));
  transition: transform 0.3s ease, filter 0.3s ease;
}
.igs-login-gate--blend .igs-login-gate__river-field.is-focus .igs-login-gate__field-icon {
  transform: scale(1.08) translateY(-1px);
  color: #f0dfa8;
  filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.8)) drop-shadow(0 0 18px rgba(212, 176, 106, 0.65));
}
.igs-login-gate--blend .igs-login-gate__river-field input,
.igs-login-gate--blend .igs-login-gate__pw--river input {
  flex: 1;
  width: 100%;
  min-height: 3.1rem;
  padding: 0.35rem 0 0.55rem;
  border: 0 !important;
  border-radius: 0 !important;
  outline: none !important;
  background: transparent !important;
  background-color: transparent !important;
  background-image: none !important;
  color: var(--blend-text) !important;
  font-family: 'Noto Serif SC', serif;
  font-size: clamp(1.32rem, 3.8vw, 1.5rem);
  font-weight: 500;
  letter-spacing: 0.1em;
  line-height: 1.35;
  text-shadow: var(--blend-input-shadow);
  box-shadow: none !important;
  -webkit-appearance: none;
  appearance: none;
}
.igs-login-gate--blend .igs-login-gate__river-field input:-webkit-autofill,
.igs-login-gate--blend .igs-login-gate__river-field input:-webkit-autofill:hover,
.igs-login-gate--blend .igs-login-gate__river-field input:-webkit-autofill:focus,
.igs-login-gate--blend .igs-login-gate__river-field input:-webkit-autofill:active,
.igs-login-gate--blend .igs-login-gate__pw--river input:-webkit-autofill,
.igs-login-gate--blend .igs-login-gate__pw--river input:-webkit-autofill:hover,
.igs-login-gate--blend .igs-login-gate__pw--river input:-webkit-autofill:focus,
.igs-login-gate--blend .igs-login-gate__pw--river input:-webkit-autofill:active {
  -webkit-box-shadow: 0 0 0 1000px transparent inset !important;
  box-shadow: 0 0 0 1000px transparent inset !important;
  background-color: transparent !important;
  -webkit-text-fill-color: var(--blend-text) !important;
  caret-color: var(--gate-gold);
  transition: background-color 99999s ease-out 0s;
}
.igs-login-gate--blend .igs-login-gate__river-field input::placeholder,
.igs-login-gate--blend .igs-login-gate__pw--river input::placeholder {
  color: var(--blend-muted);
  font-weight: 400;
  letter-spacing: 0.08em;
  text-shadow: 0 1px 6px rgba(0, 0, 0, 0.7);
}
.igs-login-gate--blend .igs-login-gate__river-field input:focus,
.igs-login-gate--blend .igs-login-gate__pw--river input:focus {
  outline: none !important;
  transform: none !important;
  border: 0 !important;
  box-shadow: none !important;
  color: #fffdf6 !important;
  text-shadow:
    0 2px 10px rgba(0, 0, 0, 0.88),
    0 0 22px rgba(212, 176, 106, 0.22);
}
.igs-login-gate--blend .igs-login-gate__river-line {
  display: block;
  position: relative;
  height: 2px;
  margin-top: 0.15rem;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(212, 176, 106, 0.22) 12%,
    rgba(212, 176, 106, 0.42) 50%,
    rgba(212, 176, 106, 0.22) 88%,
    transparent 100%
  );
  overflow: visible;
}
.igs-login-gate--blend .igs-login-gate__river-line::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  height: 3px;
  width: var(--river-fill, 0%);
  background: linear-gradient(90deg, transparent, #f0dfa8, var(--gate-gold), #f0dfa8, transparent);
  box-shadow: 0 0 16px rgba(212, 176, 106, 0.45);
  transition: width 0.45s cubic-bezier(0.22, 1, 0.36, 1);
}
.igs-login-gate--blend .igs-login-gate__river-field.is-focus .igs-login-gate__river-line {
  height: 2px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(212, 176, 106, 0.35) 8%,
    rgba(240, 223, 168, 0.55) 50%,
    rgba(212, 176, 106, 0.35) 92%,
    transparent 100%
  );
  box-shadow: 0 1px 0 rgba(255, 252, 244, 0.08);
}
.igs-login-gate--blend .igs-login-gate__pw--river {
  flex: 1;
  display: flex;
  align-items: flex-end;
  gap: 0.5rem;
  background: transparent !important;
}
.igs-login-gate--blend .igs-login-gate__pw--river .igs-login-gate__pw-toggle {
  appearance: none;
  flex-shrink: 0;
  margin-bottom: 0.45rem;
  border: 0;
  background: transparent !important;
  color: var(--gate-gold);
  border-radius: 0;
  min-width: 2.25rem;
  min-height: 2.25rem;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: none;
  opacity: 0.82;
  filter: drop-shadow(0 1px 5px rgba(0, 0, 0, 0.65));
  transition: opacity 0.2s ease, transform 0.2s ease, filter 0.2s ease;
}
.igs-login-gate--blend .igs-login-gate__pw--river .igs-login-gate__pw-toggle--ico {
  min-width: 2.25rem;
  min-height: 2.25rem;
}
.igs-login-gate__pw-toggle-ico {
  width: 1.35rem;
  height: 1.35rem;
  flex: 0 0 auto;
}
.igs-login-gate--blend .igs-login-gate__pw--river .igs-login-gate__pw-toggle.is-on {
  opacity: 1;
  color: #f0dfa8;
  transform: scale(1.06);
}
.igs-login-gate--blend .igs-login-gate__pw--river .igs-login-gate__pw-toggle:hover {
  opacity: 1;
  color: #fff8ee;
  transform: scale(1.1);
  filter: drop-shadow(0 0 12px rgba(212, 176, 106, 0.55));
}
.igs-login-gate--blend .igs-login-gate__caps {
  display: block;
  margin-top: 0.35rem;
  font-size: 0.72rem;
  color: rgba(212, 176, 106, 0.75);
  font-style: normal;
}

/* 登录方式切换：透明金线 */
.igs-login-gate__auth-switch {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  margin: 0.25rem 0 clamp(1.5rem, 3vw, 2rem);
  padding: 0;
  border-radius: 0;
  border: none;
  border-bottom: 1px solid rgba(212, 176, 106, 0.22);
  background: transparent;
  backdrop-filter: none;
}
.igs-login-gate__auth-switch-thumb {
  position: absolute;
  top: auto;
  bottom: -1px;
  left: 0;
  width: 50%;
  height: 3px;
  border-radius: 0;
  background: linear-gradient(90deg, transparent, var(--gate-gold), transparent);
  border: none;
  box-shadow: 0 0 18px rgba(212, 176, 106, 0.55);
  transition: transform 0.42s cubic-bezier(0.22, 1, 0.36, 1);
  pointer-events: none;
}
.igs-login-gate__auth-switch.is-wechat .igs-login-gate__auth-switch-thumb {
  transform: translateX(100%);
}
.igs-login-gate__auth-switch-btn {
  position: relative;
  z-index: 1;
  appearance: none;
  border: 0;
  background: transparent;
  min-height: 3rem;
  border-radius: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  font-family: 'Noto Serif SC', serif;
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.28em;
  color: var(--blend-muted);
  cursor: pointer;
  transition: color 0.28s ease;
}
.igs-login-gate__auth-switch-btn:hover {
  color: rgba(255, 252, 244, 0.78);
}
.igs-login-gate__auth-switch-btn.is-on {
  color: var(--gate-gold);
  text-shadow: 0 0 16px rgba(212, 176, 106, 0.35);
}
.igs-login-gate__auth-switch-ico {
  width: 1.05rem;
  height: 1.05rem;
  flex: 0 0 auto;
  opacity: 0.82;
  transition: opacity 0.25s ease, transform 0.25s ease;
}
.igs-login-gate__auth-switch-btn.is-on .igs-login-gate__auth-switch-ico {
  opacity: 1;
  transform: scale(1.06);
}
.igs-login-gate__auth-switch-ico--wx {
  width: 1.15rem;
  height: 1.15rem;
  color: rgba(126, 210, 160, 0.9);
}
.igs-login-gate__auth-body {
  position: relative;
  z-index: 1;
}
.igs-login-gate__auth-body:not(.is-active) {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
  pointer-events: none;
  visibility: hidden;
}
.igs-login-gate__card--blend[data-gate-auth="wechat"] .igs-login-gate__submit--blend {
  display: none !important;
}

/* 微信扫码区 */
.igs-login-gate__wx-scan {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  padding: 0.35rem 0 0.5rem;
  text-align: center;
}
.igs-login-gate__wx-qr-frame {
  position: relative;
  width: min(11.5rem, 72vw);
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border: 1px solid rgba(168, 210, 190, 0.32);
  border-radius: 1rem;
  background:
    radial-gradient(ellipse 80% 70% at 50% 35%, color-mix(in srgb, var(--gate-jade) 12%, transparent), transparent 60%),
    rgba(6, 14, 11, 0.38);
  box-shadow: inset 0 0 0 1px rgba(212, 176, 106, 0.08);
}
.igs-login-gate__wx-qr-corner {
  position: absolute;
  width: 1.35rem;
  height: 1.35rem;
  color: rgba(212, 176, 106, 0.72);
  opacity: 0.9;
}
.igs-login-gate__wx-qr-corner--tl { top: 0.55rem; left: 0.55rem; }
.igs-login-gate__wx-qr-corner--tr { top: 0.55rem; right: 0.55rem; }
.igs-login-gate__wx-qr-corner--bl { bottom: 0.55rem; left: 0.55rem; }
.igs-login-gate__wx-qr-corner--br { bottom: 0.55rem; right: 0.55rem; }
.igs-login-gate__wx-qr-core {
  position: relative;
  width: 58%;
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border-radius: 0.65rem;
  background: rgba(8, 18, 14, 0.55);
  border: 1px dashed rgba(168, 210, 190, 0.35);
  overflow: hidden;
}
.igs-login-gate__wx-logo {
  width: 52%;
  height: 52%;
  color: rgba(126, 210, 160, 0.88);
  filter: drop-shadow(0 0 12px color-mix(in srgb, var(--gate-jade) 35%, transparent));
}
.igs-login-gate__wx-scan-line {
  position: absolute;
  left: 8%;
  right: 8%;
  height: 2px;
  top: 18%;
  background: linear-gradient(90deg, transparent, color-mix(in srgb, var(--gate-jade) 85%, transparent), transparent);
  box-shadow: 0 0 14px color-mix(in srgb, var(--gate-jade) 55%, transparent);
  animation: igs-gate-wx-scan 2.4s ease-in-out infinite;
}
@keyframes igs-gate-wx-scan {
  0%, 100% { top: 16%; opacity: 0.35; }
  50% { top: 78%; opacity: 1; }
}
.igs-login-gate__wx-title {
  margin: 0;
  font-family: 'Noto Serif SC', serif;
  font-size: 0.95rem;
  letter-spacing: 0.12em;
  color: var(--blend-text);
}
.igs-login-gate__wx-status {
  margin: 0;
  font-size: 0.78rem;
  line-height: 1.5;
  color: var(--blend-muted);
  max-width: 18rem;
}
.igs-login-gate__wx-go {
  appearance: none;
  border: 1px solid rgba(126, 210, 160, 0.45);
  border-radius: 999px;
  background: linear-gradient(145deg, color-mix(in srgb, var(--gate-jade) 22%, transparent), rgba(8, 18, 14, 0.5));
  color: rgba(243, 239, 228, 0.92);
  min-height: 2.5rem;
  padding: 0 1.25rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  font-family: 'Noto Serif SC', serif;
  font-size: 0.88rem;
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: transform 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease;
}
.igs-login-gate__wx-go svg {
  width: 1.1rem;
  height: 1.1rem;
  color: rgba(126, 210, 160, 0.95);
}
.igs-login-gate__wx-go:hover {
  transform: translateY(-2px);
  border-color: rgba(212, 176, 106, 0.55);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.28);
}
.igs-login-gate__card--blend[data-gate-auth="wechat"] .igs-login-gate__hint {
  margin-top: 0.25rem;
}

/* 快捷账号：已移除，保留选择器无害 */
.igs-login-gate__quick--blend {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: center;
  gap: 1.25rem;
  margin-top: 0.5rem;
}
.igs-login-gate__ghost-user {
  appearance: none;
  border: 0;
  padding: 0;
  cursor: pointer;
  background: transparent;
  color: var(--blend-muted);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.3rem;
  transition: transform 0.25s ease, color 0.25s ease;
}
.igs-login-gate__ghost-user svg {
  width: 2.75rem;
  height: 2.75rem;
  stroke: var(--blend-line);
  color: rgba(168, 210, 190, 0.75);
}
.igs-login-gate__ghost-user svg text {
  fill: rgba(212, 176, 106, 0.75);
  stroke: none;
}
.igs-login-gate__ghost-user small {
  font-size: 0.65rem;
  letter-spacing: 0.08em;
}
.igs-login-gate__ghost-user:hover {
  transform: translateY(-3px);
  color: var(--blend-text);
}
.igs-login-gate__ghost-user:hover svg {
  stroke: var(--blend-line-strong);
}
.igs-login-gate__ghost-user.is-pop {
  animation: igs-ghost-pop 0.4s ease;
}
@keyframes igs-ghost-pop {
  50% { transform: scale(1.08); }
}

/* 提交：大气金墨字 */
.igs-login-gate__submit--blend {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  width: 100%;
  margin-top: clamp(1.5rem, 3.5vw, 2.25rem);
  padding: 0.85rem 0 0;
  min-height: auto !important;
  border: 0 !important;
  border-radius: 0 !important;
  background: transparent !important;
  transform: none !important;
  box-shadow: none !important;
  font-family: 'Noto Serif SC', serif;
  font-size: clamp(1.18rem, 3.2vw, 1.38rem);
  font-weight: 600;
  letter-spacing: 0.52em;
  text-indent: 0.52em;
  color: var(--gate-gold);
  cursor: pointer;
  transition: letter-spacing 0.4s ease, color 0.25s ease, text-shadow 0.25s ease;
  text-shadow: var(--blend-input-shadow);
}
.igs-login-gate__submit-underline {
  display: block;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--blend-line-strong), transparent);
  transition: width 0.45s cubic-bezier(0.22, 1, 0.36, 1);
}
.igs-login-gate__submit-underline.is-ready {
  width: 40%;
  opacity: 0.7;
}
.igs-login-gate__submit--blend:hover {
  letter-spacing: 0.62em;
  text-indent: 0.62em;
  color: #fffdf6;
  text-shadow:
    0 2px 12px rgba(0, 0, 0, 0.85),
    0 0 24px rgba(212, 176, 106, 0.35);
  transform: none !important;
  box-shadow: none !important;
}
.igs-login-gate__submit--blend:hover .igs-login-gate__submit-underline {
  width: 80%;
}
.igs-login-gate__card--blend.is-brush-hot .igs-login-gate__submit-underline {
  width: 88%;
  box-shadow: 0 0 12px rgba(212, 176, 106, 0.45);
}

.igs-login-gate--blend .igs-login-gate__hint,
.igs-login-gate--blend .igs-login-gate__foot {
  position: relative;
  z-index: 1;
  text-align: center;
  color: var(--blend-muted);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
}

/* 强制透明：压过 ink-gag-studio.css 默认白底输入 */
.igs-login-gate--blend .igs-login-gate__card--blend input,
.igs-login-gate--blend .igs-login-gate__river-field input,
.igs-login-gate--blend .igs-login-gate__pw--river input {
  background: transparent !important;
  background-color: transparent !important;
  border: 0 !important;
  box-shadow: none !important;
  outline: none !important;
}
.igs-login-gate--blend .igs-login-gate__card--blend input:focus,
.igs-login-gate--blend .igs-login-gate__card--blend input:focus-visible,
.igs-login-gate--blend .igs-login-gate__river-field input:focus,
.igs-login-gate--blend .igs-login-gate__river-field input:focus-visible,
.igs-login-gate--blend .igs-login-gate__pw--river input:focus,
.igs-login-gate--blend .igs-login-gate__pw--river input:focus-visible {
  background: transparent !important;
  border: 0 !important;
  box-shadow: none !important;
  outline: none !important;
  transform: none !important;
}
.igs-login-gate--blend .igs-login-gate__card {
  background: transparent !important;
  backdrop-filter: none !important;
  box-shadow: none !important;
  animation: none !important;
}

/* 登录输入：强制透明（最高优先级） */
.igs-login-gate__input--blend,
#igsLoginGate #igsGateLoginEmail,
#igsLoginGate #igsGateLoginPassword,
.igs-login-gate--v2.igs-login-gate--blend .igs-login-gate__river-field input,
.igs-login-gate--v2.igs-login-gate--blend .igs-login-gate__pw--river input,
.igs-login-gate--v2.igs-login-gate--blend .igs-login-gate__pw input {
  background: transparent !important;
  background-color: transparent !important;
  background-image: none !important;
  -webkit-background-clip: padding-box !important;
  background-clip: padding-box !important;
  border: 0 !important;
  box-shadow: none !important;
  outline: none !important;
  -webkit-appearance: none !important;
  appearance: none !important;
}
.igs-login-gate__input--blend:focus,
.igs-login-gate__input--blend:hover,
#igsLoginGate #igsGateLoginEmail:focus,
#igsLoginGate #igsGateLoginPassword:focus,
#igsLoginGate #igsGateLoginEmail:hover,
#igsLoginGate #igsGateLoginPassword:hover {
  background: transparent !important;
  background-color: transparent !important;
  border: 0 !important;
  box-shadow: none !important;
  outline: none !important;
  transform: none !important;
}
#igsLoginGate #igsGateLoginEmail:-webkit-autofill,
#igsLoginGate #igsGateLoginPassword:-webkit-autofill,
#igsLoginGate #igsGateLoginEmail:-webkit-autofill:focus,
#igsLoginGate #igsGateLoginPassword:-webkit-autofill:focus,
.igs-login-gate__input--blend:-webkit-autofill,
.igs-login-gate__input--blend:-webkit-autofill:focus {
  -webkit-box-shadow: 0 0 0 1000px transparent inset !important;
  box-shadow: 0 0 0 1000px transparent inset !important;
  background-color: transparent !important;
  -webkit-text-fill-color: #fffdf6 !important;
  caret-color: #d4b06a;
  transition: background-color 99999s ease-out 0s;
}
.igs-login-gate--blend .igs-login-gate__river-row,
.igs-login-gate--blend .igs-login-gate__pw--river,
.igs-login-gate--blend .igs-login-gate__auth-body,
.igs-login-gate--blend .igs-login-gate__pane {
  background: transparent !important;
}

@media (max-width: 879px) {
  .igs-login-gate--blend .igs-login-gate__brand-watermark {
    left: 50%;
    transform: translateX(-50%) rotate(-4deg);
  }
  .igs-login-gate__blend-frame {
    inset: -4px -6px;
    width: calc(100% + 12px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .igs-login-gate--blend .igs-login-gate__card--blend {
    opacity: 1;
    filter: none;
  }
}

/* ══ 晨 / 午 · 登录与夜一致（透明线框），仅略加强景暗角衬字 ══ */
.igs-login-gate--blend[data-gate-hour="dawn"] .igs-login-gate__mesh,
.igs-login-gate--blend[data-gate-hour="noon"] .igs-login-gate__mesh {
  opacity: 0.3;
}
.igs-login-gate--blend[data-gate-hour="dawn"] .igs-login-gate__light-beam,
.igs-login-gate--blend[data-gate-hour="noon"] .igs-login-gate__light-beam {
  opacity: 0.28;
}
.igs-login-gate--blend[data-gate-hour="dawn"] .igs-login-gate__vignette,
.igs-login-gate--blend[data-gate-hour="noon"] .igs-login-gate__vignette {
  background:
    radial-gradient(ellipse 86% 72% at 50% 45%, transparent 0%, rgba(6, 12, 10, 0.22) 55%, rgba(4, 8, 6, 0.52) 100%),
    linear-gradient(180deg, rgba(4, 8, 6, 0.34) 0%, transparent 24%, transparent 76%, rgba(4, 8, 6, 0.4) 100%);
}
/* 亮景也强制透明：登录卡内层不铺宣纸（与夜同轨线框） */
.igs-login-gate--blend[data-gate-hour="dawn"] .igs-login-gate__card--blend::before,
.igs-login-gate--blend[data-gate-hour="noon"] .igs-login-gate__card--blend::before {
  display: none !important;
}

/* ══ 首屏预告 · 制作台 + 箭头入场，登录区默认隐藏 ══ */
.igs-login-gate--blend.igs-login-gate--login-only:not(.is-login-open) .igs-login-gate__stage {
  min-height: min(78vh, 760px);
  justify-content: center;
}
.igs-login-gate--blend.igs-login-gate--login-only:not(.is-login-open) .igs-login-gate__frame {
  display: block;
  padding: 0;
  background: transparent !important;
  border: none !important;
  box-shadow: none !important;
  backdrop-filter: none !important;
}
.igs-login-gate--blend.igs-login-gate--login-only:not(.is-login-open) .igs-login-gate__shell {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0;
  max-width: min(44rem, 92vw);
  margin: 0 auto;
  padding: 0;
  background: transparent !important;
  border: none !important;
  box-shadow: none !important;
  backdrop-filter: none !important;
}
.igs-login-gate--blend.igs-login-gate--login-only:not(.is-login-open) .igs-login-gate__brand {
  text-align: center;
  width: 100%;
}
.igs-login-gate--blend.igs-login-gate--login-only:not(.is-login-open) .igs-login-gate__title {
  justify-content: center;
  margin-bottom: 0.15rem;
}
.igs-login-gate--blend.igs-login-gate--login-only:not(.is-login-open) .igs-login-gate__mark {
  margin-left: auto;
  margin-right: auto;
}
.igs-login-gate--blend.igs-login-gate--login-only:not(.is-login-open) .igs-login-gate__punch,
.igs-login-gate--blend.igs-login-gate--login-only:not(.is-login-open) .igs-login-gate__lead,
.igs-login-gate--blend.igs-login-gate--login-only:not(.is-login-open) .igs-login-gate__steps {
  margin-left: auto;
  margin-right: auto;
}
.igs-login-gate--blend.igs-login-gate--login-only:not(.is-login-open) .igs-login-gate__panel-wrap {
  display: none;
}

/* 精美入场箭头 */
.igs-login-gate__enter-cta {
  appearance: none;
  border: 0;
  margin: 0.35rem auto 0.85rem;
  padding: 0.35rem 0.5rem 0.15rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.15rem;
  background: transparent;
  cursor: pointer;
  color: var(--gate-gold, #d4b06a);
  transition: transform 0.32s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.32s ease, color 0.25s ease;
}
.igs-login-gate__enter-cta-lab {
  font-family: 'Noto Serif SC', serif;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.42em;
  text-indent: 0.42em;
  color: rgba(212, 176, 106, 0.92);
  text-shadow: 0 2px 14px rgba(0, 0, 0, 0.45);
}
.igs-login-gate__enter-cta-arrow {
  display: block;
  width: 2.35rem;
  height: 4.2rem;
  filter: drop-shadow(0 4px 14px rgba(0, 0, 0, 0.35)) drop-shadow(0 0 16px rgba(212, 176, 106, 0.35));
  animation: igs-gate-enter-bob 2.2s ease-in-out infinite;
}
.igs-login-gate__enter-cta-svg {
  width: 100%;
  height: 100%;
  display: block;
}
.igs-login-gate__enter-cta-dot {
  opacity: 0.75;
  animation: igs-gate-enter-pulse 2.2s ease-in-out infinite;
}
@keyframes igs-gate-enter-bob {
  0%, 100% { transform: translateY(0); opacity: 0.92; }
  50% { transform: translateY(8px); opacity: 1; }
}
@keyframes igs-gate-enter-pulse {
  0%, 100% { opacity: 0.45; transform: scale(0.9); }
  50% { opacity: 1; transform: scale(1.15); }
}
.igs-login-gate__enter-cta:hover {
  transform: translateY(2px) scale(1.04);
  color: #f0dfa8;
}
.igs-login-gate__enter-cta:hover .igs-login-gate__enter-cta-lab {
  color: #f0dfa8;
}
.igs-login-gate__enter-cta:active {
  transform: translateY(4px) scale(0.98);
}

/* 点击后：箭头退场，登录区展开 */
.igs-login-gate--blend.is-login-open .igs-login-gate__enter-cta {
  opacity: 0;
  pointer-events: none;
  transform: translateY(-12px) scale(0.92);
  max-height: 0;
  margin: 0;
  padding: 0;
  overflow: hidden;
}
.igs-login-gate--blend.is-login-open .igs-login-gate__panel-wrap {
  display: block;
  animation: igs-gate-panel-reveal 0.72s cubic-bezier(0.22, 1, 0.36, 1) both;
}
/* 登录展开：整体居中 + 左宽右稳，大气双栏 */
.igs-login-gate--blend.igs-login-gate--login-only.is-login-open .igs-login-gate__stage {
  width: min(1240px, 94vw);
  min-height: min(82vh, 860px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  margin: 0 auto;
}
.igs-login-gate--blend.igs-login-gate--login-only.is-login-open .igs-login-gate__frame {
  width: 100%;
  max-width: min(1200px, 100%);
  margin: 0 auto;
  display: block;
  padding: 0;
  background: transparent !important;
  border: none !important;
  box-shadow: none !important;
  backdrop-filter: none !important;
}
.igs-login-gate--blend.is-login-open .igs-login-gate__shell {
  width: 100%;
  max-width: min(1180px, 100%);
  margin: 0 auto;
  background: transparent !important;
  border: none !important;
  box-shadow: none !important;
  backdrop-filter: none !important;
  padding: 0;
}
.igs-login-gate--blend.is-login-open .igs-login-gate__brand {
  max-width: none;
  padding-right: clamp(0.5rem, 2vw, 1.5rem);
}
.igs-login-gate--blend.is-login-open .igs-login-gate__kicker {
  font-size: 0.86rem;
  letter-spacing: 0.18em;
}
.igs-login-gate--blend.is-login-open .igs-login-gate__title {
  font-size: clamp(2.85rem, 5.2vw, 4.15rem);
  letter-spacing: 0.14em;
  margin: 0.45rem 0 0.55rem;
}
.igs-login-gate--blend.is-login-open .igs-login-gate__mark {
  width: 5.35rem;
  height: 5.35rem;
  font-size: 2.2rem;
  margin-bottom: 1.15rem;
}
.igs-login-gate--blend.is-login-open .igs-login-gate__punch {
  max-width: 38rem;
  font-size: 1.08rem;
  padding: 0.38rem 0.9rem;
  margin-left: 0;
}
.igs-login-gate--blend.is-login-open .igs-login-gate__lead {
  max-width: 34rem;
  font-size: 1rem;
  line-height: 1.65;
  margin-top: 0.45rem;
}
.igs-login-gate--blend.is-login-open .igs-login-gate__steps {
  margin-top: 1rem;
  font-size: 0.82rem;
  letter-spacing: 0.22em;
}
.igs-login-gate--blend.is-login-open .igs-login-gate__brand-watermark {
  font-size: clamp(7.5rem, 19vw, 12.5rem);
  left: -0.15em;
}
.igs-login-gate--blend.is-login-open .igs-login-gate__panel-wrap {
  width: 100%;
  max-width: 460px;
  justify-self: center;
}
.igs-login-gate--blend.is-login-open .igs-login-gate__card--blend {
  min-width: min(100%, 28rem);
  padding: clamp(2.35rem, 5vw, 3.35rem) clamp(1.75rem, 4vw, 2.85rem) clamp(1.75rem, 3.5vw, 2.35rem);
}
@keyframes igs-gate-panel-reveal {
  from { opacity: 0; transform: translateY(18px) scale(0.98); filter: blur(6px); }
  to { opacity: 1; transform: translateY(0) scale(1); filter: none; }
}
@media (min-width: 900px) {
  .igs-login-gate--blend.is-login-open .igs-login-gate__shell {
    display: grid;
    grid-template-columns: minmax(var(--gate-brand-min, 36rem), 1.6fr) minmax(24rem, 460px);
    gap: clamp(2.75rem, 6.5vw, 5.5rem);
    align-items: center;
    width: 100%;
    padding: clamp(0.5rem, 1.5vw, 1.25rem) 0;
  }
  .igs-login-gate--blend.is-login-open .igs-login-gate__brand {
    text-align: left;
    justify-self: stretch;
  }
  .igs-login-gate--blend.is-login-open .igs-login-gate__title {
    justify-content: flex-start;
  }
  .igs-login-gate--blend.is-login-open .igs-login-gate__mark {
    margin: 0 0 1.15rem;
  }
  .igs-login-gate--blend.is-login-open .igs-login-gate__panel-wrap {
    justify-self: end;
    margin-left: auto;
    margin-right: 0;
  }
}

@media (max-width: 899px) {
  .igs-login-gate--v2 .igs-login-gate__scrap--sticker,
  .igs-login-gate--v2 .igs-login-gate__scrap--orb {
    width: clamp(4.75rem, 22vw, 6.75rem);
  }
  .igs-login-gate--v2 .igs-login-gate__scrap--shape-ticket {
    width: clamp(6.25rem, 28vw, 8.5rem);
  }
  .igs-login-gate--v2 .igs-login-gate__scrap--shape-paper,
  .igs-login-gate--v2 .igs-login-gate__scrap--shape-leaf {
    width: clamp(4.25rem, 18vw, 5.75rem);
  }
  .igs-login-gate--v2 .igs-login-gate__scrap--sticker.igs-login-gate__scrap--h,
  .igs-login-gate--v2 .igs-login-gate__scrap--sticker.igs-login-gate__scrap--i {
    opacity: 0.82;
  }
  .igs-login-gate--blend.igs-login-gate--login-only:not(.is-login-open) .igs-login-gate__stage {
    min-height: min(70vh, 640px);
  }
  .igs-login-gate--blend.is-login-open .igs-login-gate__shell {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
    max-width: min(30rem, 92vw);
    margin: 0 auto;
  }
  .igs-login-gate--blend.is-login-open .igs-login-gate__brand {
    text-align: center;
    padding-right: 0;
  }
  .igs-login-gate--blend.is-login-open .igs-login-gate__title {
    justify-content: center;
  }
  .igs-login-gate--blend.is-login-open .igs-login-gate__mark {
    margin-left: auto;
    margin-right: auto;
  }
  .igs-login-gate--blend.is-login-open .igs-login-gate__punch,
  .igs-login-gate--blend.is-login-open .igs-login-gate__lead {
    margin-left: auto;
    margin-right: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .igs-login-gate__enter-cta-arrow,
  .igs-login-gate__enter-cta-dot {
    animation: none !important;
  }
  .igs-login-gate--blend.is-login-open .igs-login-gate__panel-wrap {
    animation: none !important;
  }
}

/* ══ 登录输入 · 透明底色（终局覆盖，含 autofill / focus / hover） ══ */
#igsLoginGate.igs-login-gate--blend {
  color-scheme: dark;
}
#igsLoginGate.igs-login-gate--blend .igs-login-gate__river-field,
#igsLoginGate.igs-login-gate--blend .igs-login-gate__river-row,
#igsLoginGate.igs-login-gate--blend .igs-login-gate__pw,
#igsLoginGate.igs-login-gate--blend .igs-login-gate__pw--river,
#igsLoginGate.igs-login-gate--blend .igs-login-gate__auth-body,
#igsLoginGate.igs-login-gate--blend .igs-login-gate__pane {
  background: transparent !important;
  background-color: transparent !important;
}
#igsLoginGate.igs-login-gate--blend input,
#igsLoginGate.igs-login-gate--blend input:hover,
#igsLoginGate.igs-login-gate--blend input:focus,
#igsLoginGate.igs-login-gate--blend input:active,
#igsLoginGate.igs-login-gate--blend input:focus-visible,
#igsLoginGate.igs-login-gate--blend input:valid,
#igsLoginGate.igs-login-gate--blend input:invalid {
  background: transparent !important;
  background-color: transparent !important;
  background-image: none !important;
  border: 0 !important;
  box-shadow: none !important;
  outline: none !important;
  -webkit-appearance: none !important;
  appearance: none !important;
}
#igsLoginGate.igs-login-gate--blend input:-webkit-autofill,
#igsLoginGate.igs-login-gate--blend input:-webkit-autofill:hover,
#igsLoginGate.igs-login-gate--blend input:-webkit-autofill:focus,
#igsLoginGate.igs-login-gate--blend input:-webkit-autofill:active {
  -webkit-box-shadow: 0 0 0 1000px transparent inset !important;
  box-shadow: 0 0 0 1000px transparent inset !important;
  background: transparent !important;
  background-color: transparent !important;
  -webkit-text-fill-color: var(--blend-text, #fffdf6) !important;
  caret-color: var(--gate-gold, #d4b06a);
  transition: background-color 99999s ease-out 0s;
}
@keyframes igs-blend-input-autofill-kill {
  to {
    background: transparent;
    background-color: transparent;
  }
}
#igsLoginGate.igs-login-gate--blend input:-webkit-autofill {
  animation: igs-blend-input-autofill-kill 0.001s forwards;
}

/* —— 信任设备登录 —— */
.igs-login-gate__devices {
  margin: 0 0 0.85rem;
  padding: 0.55rem 0.65rem 0.65rem;
  border-radius: 0.65rem;
  background: color-mix(in srgb, #142820 55%, transparent);
  border: 1px solid color-mix(in srgb, #c9a66b 35%, transparent);
}
.igs-login-gate__devices-lab {
  margin: 0 0 0.45rem;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: color-mix(in srgb, #f3efe4 75%, #c9a66b);
}
.igs-login-gate__devices-list {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}
.igs-login-gate__device-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  width: 100%;
  padding: 0.55rem 0.7rem;
  border-radius: 0.5rem;
  border: 1px solid color-mix(in srgb, #9ad0b4 40%, transparent);
  background: color-mix(in srgb, #1c3a30 70%, transparent);
  color: #f3efe4;
  cursor: pointer;
  text-align: left;
  font: inherit;
}
.igs-login-gate__device-btn:hover {
  border-color: #c9a66b;
  background: color-mix(in srgb, #2a4a3c 55%, #1c3a30);
}
.igs-login-gate__device-btn strong {
  font-size: 0.88rem;
}
.igs-login-gate__device-btn span {
  font-size: 0.72rem;
  opacity: 0.75;
}
.igs-login-gate__devices-other {
  margin-top: 0.45rem;
  border: 0;
  background: transparent;
  color: color-mix(in srgb, #f3efe4 70%, #9ad0b4);
  font-size: 0.72rem;
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

/* —— 名号 · 设备/密码 方式切换 —— */
.igs-login-gate__method-switch {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.35rem;
  margin: 0 0 0.75rem;
  padding: 0.22rem;
  border-radius: 999px;
  background: color-mix(in srgb, #142820 70%, transparent);
  border: 1px solid color-mix(in srgb, #c9a66b 28%, transparent);
}
.igs-login-gate__method-btn {
  border: 0;
  border-radius: 999px;
  padding: 0.42rem 0.55rem;
  font: inherit;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: color-mix(in srgb, #f3efe4 72%, #9ad0b4);
  background: transparent;
  cursor: pointer;
}
.igs-login-gate__method-btn.is-on {
  color: #142820;
  background: linear-gradient(180deg, #e8d5a8 0%, #c9a66b 100%);
  font-weight: 600;
}
.igs-login-gate__devices-empty {
  margin: 0.35rem 0 0.2rem;
  font-size: 0.74rem;
  line-height: 1.45;
  color: color-mix(in srgb, #f3efe4 70%, #c9a66b);
}
.igs-login-gate__card--blend[data-gate-method="device"] .igs-login-gate__password-block {
  display: none;
}
.igs-login-gate__card--blend[data-gate-method="device"] .igs-login-gate__submit--blend {
  display: none;
}
.igs-login-gate__card--blend[data-gate-method="password"] .igs-login-gate__devices {
  display: none !important;
}


/* —— 快乐文化 · 登录品牌（第一波）—— */
.igs-login-gate--v2 {
  --gate-gold: #f5c842;
  --gate-jade: #3ba7e0;
  --gate-happy-orange: #ff8a3d;
  --gate-happy-coral: #ff6b8a;
}
.igs-login-gate__happy-tagline {
  margin: 0.15rem 0 0.55rem;
  font-family: "DM Sans", "Noto Sans SC", sans-serif;
  font-size: clamp(0.78rem, 1.6vw, 0.95rem);
  font-weight: 600;
  letter-spacing: 0.18em;
  text-indent: 0.18em;
  color: rgba(245, 200, 66, 0.95);
  text-shadow: 0 2px 18px rgba(0, 0, 0, 0.45), 0 0 24px rgba(59, 167, 224, 0.25);
  animation: igs-gate-happy-glow 3.2s ease-in-out infinite;
}
.igs-login-gate__enter-cta {
  color: #f5c842;
}
.igs-login-gate__enter-cta-lab {
  color: rgba(255, 232, 160, 0.96);
  letter-spacing: 0.36em;
  text-indent: 0.36em;
}
.igs-login-gate__enter-cta-arrow {
  filter: drop-shadow(0 4px 14px rgba(0, 0, 0, 0.35)) drop-shadow(0 0 18px rgba(245, 200, 66, 0.45));
}
.igs-login-gate__enter-cta:hover {
  color: #ff8a3d;
  transform: translateY(2px) scale(1.03);
}
.igs-login-gate__card--blend .igs-login-gate__submit--blend,
.igs-login-gate__submit--blend {
  background: linear-gradient(135deg, #3ba7e0 0%, #ff8a3d 55%, #f5c842 100%) !important;
  border: 0 !important;
  color: #142028 !important;
  font-weight: 700;
  box-shadow: 0 8px 28px rgba(255, 138, 61, 0.35);
}
.igs-login-gate__card--blend .igs-login-gate__submit--blend:hover {
  filter: brightness(1.06);
  transform: translateY(-1px);
}
@keyframes igs-gate-happy-glow {
  0%, 100% { opacity: 0.88; text-shadow: 0 2px 18px rgba(0,0,0,0.45), 0 0 18px rgba(245,200,66,0.2); }
  50% { opacity: 1; text-shadow: 0 2px 18px rgba(0,0,0,0.45), 0 0 28px rgba(59,167,224,0.35); }
}
@media (prefers-reduced-motion: reduce) {
  .igs-login-gate__happy-tagline { animation: none; }
}