/* İVMEGO login presentation layer — keep existing authentication handlers.
   All selectors are scoped. Import after host form styles, without changing :root.
   Reference frame: 1920 × 1080; transparent network is a separate SVG layer. */
.iv-login {
  --iv-navy: #111d4b;
  --iv-deep-navy: #0e173c;
  --iv-blue: #21639f;
  --iv-turquoise: #50b9c5;
  --iv-turquoise-bright: #11bfc6;
  --iv-text: #17264f;
  --iv-muted: #526585;
  --iv-border: #d6e1ef;
  --iv-focus: #12669c;
  --iv-error: #a62942;
  --iv-font: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
  --iv-card-width: 464px;
  --iv-card-padding: 38px;
  --iv-card-radius: 24px;
  --iv-control-height: 48px;
  --iv-control-radius: 9px;
  --iv-card-shadow: 0 24px 70px rgb(25 56 95 / 10%), 0 6px 20px rgb(25 56 95 / 4%);
  --iv-page-gutter: clamp(24px, 7.3vw, 280px);
  --iv-title-size: clamp(25px, 1.56vw, 40px);
  --iv-body-size: clamp(14px, .84vw, 20px);
  --iv-slogan-size: clamp(25px, 2.1vw, 64px);
  position: relative;
  isolation: isolate;
  min-block-size: 100vh;
  min-block-size: 100svh;
  overflow: hidden;
  font-family: var(--iv-font);
  font-size: var(--iv-body-size);
  line-height: 1.5;
  color: var(--iv-text);
  background:
    radial-gradient(ellipse at 9% 45%, rgb(182 223 243 / 23%), transparent 44%),
    radial-gradient(ellipse at 91% 60%, rgb(170 230 237 / 22%), transparent 44%),
    linear-gradient(135deg, #ffffff 0%, #f7fbff 45%, #ffffff 72%, #edf7fc 100%);
}
.iv-login, .iv-login *, .iv-login *::before, .iv-login *::after { box-sizing: border-box; }
.iv-login :where(button, input, select) { font: inherit; }
.iv-login :where(h1, h2, p) { margin: 0; }
.iv-login :where(button, a, input, select):focus-visible {
  outline: 3px solid var(--iv-focus);
  outline-offset: 4px;
}
.iv-login :where(a) { color: #175a91; text-underline-offset: .2em; }
.iv-login :where(a:hover) { text-decoration-thickness: 2px; }
.iv-login :where(button) { cursor: pointer; }
.iv-login :where(button:disabled) { cursor: not-allowed; opacity: .65; }
.iv-login__network {
  position: absolute;
  z-index: -1;
  inset: 0;
  inline-size: 100%;
  block-size: 100%;
  object-fit: cover;
  object-position: center;
  opacity: .94;
  pointer-events: none;
  user-select: none;
}
.iv-login__layout {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) var(--iv-card-width) minmax(0, 1fr);
  align-items: center;
  gap: clamp(40px, 4.17vw, 160px);
  min-block-size: 100vh;
  min-block-size: 100svh;
  padding: clamp(64px, 6vh, 120px) var(--iv-page-gutter) clamp(136px, 13vh, 250px);
}
.iv-login__left, .iv-login__right { z-index: 1; align-self: center; }
.iv-login__left { max-inline-size: 360px; }
.iv-login__right { max-inline-size: 360px; justify-self: end; text-align: right; }
.iv-login__slogan {
  font-size: var(--iv-slogan-size);
  line-height: 1.19;
  font-weight: 300;
  letter-spacing: .075em;
  color: #213858;
}
.iv-login__slogan span { display: block; }
.iv-login__slogan strong { font-weight: 650; }
.iv-login__left::after {
  content: "";
  display: block;
  inline-size: clamp(64px, 5vw, 144px);
  block-size: 3px;
  margin-block-start: 25px;
  background: var(--iv-turquoise-bright);
  border-radius: 2px;
}
.iv-login__card {
  position: relative;
  z-index: 3;
  inline-size: 100%;
  padding: var(--iv-card-padding);
  border: 1px solid rgb(206 225 240 / 80%);
  border-radius: var(--iv-card-radius);
  background: linear-gradient(145deg, rgb(255 255 255 / 97%), rgb(247 251 255 / 96%));
  box-shadow: var(--iv-card-shadow);
}
@supports (backdrop-filter: blur(1px)) {
  .iv-login__card { backdrop-filter: blur(12px); }
}
.iv-login__language {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 7px;
  min-block-size: 36px;
  margin-block-end: 6px;
}
.iv-login__language select {
  min-block-size: 44px;
  border: 0;
  border-radius: 6px;
  color: var(--iv-text);
  background: transparent;
  padding: 6px;
  font-size: .875em;
}
.iv-login__brand { text-align: center; margin-block-end: 25px; }
.iv-login__logo {
  display: block;
  inline-size: clamp(64px, 4.2vw, 110px);
  block-size: auto;
  aspect-ratio: 1;
  object-fit: contain;
  margin: 0 auto 14px;
}
.iv-login__title { font-size: var(--iv-title-size); line-height: 1.2; font-weight: 750; letter-spacing: -.035em; color: #161d60; }
.iv-login__title-accent { color: #327e91; }
.iv-login__subtitle { color: var(--iv-muted); font-size: .875em; margin-block-start: 5px; }
.iv-login__welcome { font-size: 1.02em; font-weight: 650; margin-block-start: 24px; }
.iv-login__intro { color: var(--iv-muted); font-size: .875em; }
.iv-login__form { display: grid; gap: 14px; }
.iv-login__field { display: grid; gap: 5px; min-inline-size: 0; }
.iv-login__label { font-size: .875em; font-weight: 550; }
.iv-login__control { position: relative; }
.iv-login__input {
  display: block;
  inline-size: 100%;
  min-block-size: var(--iv-control-height);
  padding: 11px 14px 11px 42px;
  border: 1px solid var(--iv-border);
  border-radius: var(--iv-control-radius);
  background: rgb(248 251 255 / 94%);
  color: var(--iv-text);
  transition: border-color 160ms ease, box-shadow 160ms ease;
}
.iv-login__input::placeholder { color: #617391; opacity: 1; }
.iv-login__input:focus { border-color: var(--iv-focus); box-shadow: 0 0 0 3px rgb(18 102 156 / 10%); }
.iv-login__input[aria-invalid="true"] { border-color: var(--iv-error); }
.iv-login__input--password { padding-inline-end: 50px; }
.iv-login__icon { inline-size: 20px; block-size: 20px; flex: none; stroke: currentColor; fill: none; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.iv-login__field-icon { position: absolute; inset-inline-start: 14px; inset-block-start: 50%; transform: translateY(-50%); color: #5d7094; pointer-events: none; }
.iv-login__password-toggle { position: absolute; inset-inline-end: 2px; inset-block-start: 50%; transform: translateY(-50%); display: grid; place-items: center; inline-size: 44px; block-size: 44px; border: 0; border-radius: 6px; background: transparent; color: #526585; }
.iv-login__options { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 8px 16px; font-size: .82em; }
.iv-login__remember { display: flex; align-items: center; gap: 8px; min-block-size: 44px; cursor: pointer; }
.iv-login__remember input { inline-size: 17px; block-size: 17px; margin: 0; accent-color: var(--iv-navy); }
.iv-login__forgot { display: inline-flex; align-items: center; min-block-size: 44px; font-weight: 550; }
.iv-login__button { display: inline-flex; justify-content: center; align-items: center; gap: 10px; min-block-size: var(--iv-control-height); border-radius: var(--iv-control-radius); font-weight: 650; padding: 12px 16px; text-align: center; }
.iv-login__button--primary {
  inline-size: 100%;
  border: 1px solid transparent;
  /* Dark label stays over navy; turquoise ends at the far right. */
  background: linear-gradient(105deg, #111d4b 0%, #172c59 45%, #276d87 76%, #50b9c5 100%);
  color: #fff;
  box-shadow: 0 7px 18px rgb(24 60 98 / 18%);
  transition: box-shadow 160ms ease, transform 160ms ease;
}
@media (hover: hover) {
  .iv-login__button--primary:hover:not(:disabled) { box-shadow: 0 9px 22px rgb(27 108 135 / 24%); transform: translateY(-1px); }
}
.iv-login__button--primary:active:not(:disabled) { transform: translateY(0); }
.iv-login__divider { display: flex; align-items: center; gap: 12px; margin-block: 6px; color: var(--iv-muted); font-size: .78em; }
.iv-login__divider::before, .iv-login__divider::after { content: ""; flex: 1; block-size: 1px; background: var(--iv-border); }
.iv-login__secondary { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.iv-login__button--secondary { background: rgb(255 255 255 / 65%); border: 1px solid var(--iv-border); color: var(--iv-navy); font-size: .78em; padding-inline: 8px; }
.iv-login__button--secondary:hover:not(:disabled) { border-color: #5d8ca9; background: #eff8fc; }
.iv-login__security { display: flex; justify-content: center; align-items: center; gap: 6px; margin-block-start: 18px; color: var(--iv-muted); font-size: .74em; text-align: center; }
.iv-login__error { color: var(--iv-error); font-size: .875em; }
.iv-login__error:empty { display: none; }
.iv-login__footer {
  position: absolute;
  z-index: 2;
  inset-inline: var(--iv-page-gutter);
  inset-block-end: clamp(28px, 4vh, 84px);
  display: flex;
  justify-content: space-between;
  gap: 24px;
  color: #425a76;
  font-size: clamp(13px, .88vw, 23px);
}
.iv-login__footer strong { display: block; color: #1a3554; font-weight: 650; letter-spacing: .05em; margin-block-end: 7px; }
.iv-login__footer-right { text-align: right; }
.iv-login__footer-right strong { font-size: .84em; margin-block-start: 8px; }
.iv-login__mascot {
  position: absolute;
  z-index: 2;
  /* 1920: image box x=1264..1584, y=633..953. Transparent art only. */
  inset-inline-start: calc(50% + var(--iv-card-width) / 2 + 72px);
  inset-block-end: clamp(116px, 11.8vh, 254px);
  inline-size: clamp(250px, 16.67vw, 560px);
  block-size: auto;
  aspect-ratio: 1;
  object-fit: contain;
  pointer-events: none;
  filter: drop-shadow(0 15px 20px rgb(20 65 94 / 12%));
}
.iv-login__sr-only { position: absolute; inline-size: 1px; block-size: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0; }

/* 1920 reference: card 464px / padding 38px / input >=48px.
   Controlled steps avoid doubling the form at 4K. Browser zoom can reflow. */
@media (min-width: 2400px) {
  .iv-login { --iv-card-width: 540px; --iv-card-padding: 44px; --iv-card-radius: 28px; --iv-control-height: 56px; --iv-control-radius: 11px; }
  .iv-login__left, .iv-login__right { max-inline-size: 480px; }
  .iv-login__mascot { inset-inline-start: calc(50% + var(--iv-card-width) / 2 + 96px); }
}
@media (min-width: 3200px) {
  .iv-login { --iv-card-width: 640px; --iv-card-padding: 52px; --iv-card-radius: 32px; --iv-control-height: 64px; --iv-control-radius: 12px; }
  .iv-login__left, .iv-login__right { max-inline-size: 620px; }
  .iv-login__mascot { inset-inline-start: calc(50% + var(--iv-card-width) / 2 + 128px); }
}
/* Compact desktop: prioritise the authentication form. */
@media (max-width: 1439px) {
  .iv-login { --iv-page-gutter: 36px; --iv-slogan-size: clamp(22px, 2.05vw, 29px); }
  .iv-login__layout { gap: 28px; }
  .iv-login__mascot { inline-size: 210px; inset-inline-start: calc(50% + var(--iv-card-width) / 2 + 28px); }
}
/* Tablet: one centered column, a quieter network, flow footer, no mascot. */
@media (max-width: 1199px) {
  .iv-login { --iv-page-gutter: 28px; }
  .iv-login__layout { grid-template-columns: minmax(0, var(--iv-card-width)); justify-content: center; min-block-size: auto; padding: 64px var(--iv-page-gutter) 36px; }
  .iv-login__left, .iv-login__right, .iv-login__mascot { display: none; }
  .iv-login__network { opacity: .42; }
  .iv-login__footer { position: relative; inset: auto; padding: 0 var(--iv-page-gutter) 28px; }
}
/* Mobile: preserved 16px inputs, safe areas, no clipping when keyboard opens. */
@media (max-width: 767px) {
  .iv-login { --iv-card-padding: 24px; --iv-card-radius: 20px; --iv-control-height: 48px; --iv-page-gutter: 16px; --iv-body-size: 16px; }
  .iv-login__layout { padding: max(24px, env(safe-area-inset-top)) max(16px, env(safe-area-inset-left)) 28px max(16px, env(safe-area-inset-right)); }
  .iv-login__card { max-inline-size: 464px; }
  .iv-login__network { opacity: .22; }
  .iv-login__input { font-size: 16px; }
  .iv-login__footer { display: block; padding-block-end: max(24px, env(safe-area-inset-bottom)); text-align: center; }
  .iv-login__footer-right { display: none; }
}
@media (max-width: 359px) {
  .iv-login { --iv-card-padding: 18px; }
  .iv-login__secondary { grid-template-columns: 1fr; }
}
/* Landscape / short desktop: form and footer stay in document flow. */
@media (min-width: 1200px) and (max-height: 899px) {
  .iv-login__layout { min-block-size: auto; padding-block: 48px 32px; }
  .iv-login__mascot { display: none; }
  .iv-login__footer { position: relative; inset: auto; padding: 0 var(--iv-page-gutter) 28px; }
}
@media (prefers-reduced-motion: reduce) {
  .iv-login *, .iv-login *::before, .iv-login *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  .iv-login__button--primary:hover:not(:disabled) { transform: none; }
}
@media (prefers-contrast: more) {
  .iv-login { --iv-muted: #304464; --iv-border: #667c98; }
  .iv-login__card { background: #fff; border-color: #667c98; }
  .iv-login__button--primary { background: var(--iv-navy); }
  .iv-login__network { opacity: .2; }
}
@media (forced-colors: active) {
  .iv-login { background: Canvas; color: CanvasText; }
  .iv-login__network, .iv-login__mascot { display: none; }
  .iv-login__card { background: Canvas; border: 1px solid CanvasText; box-shadow: none; }
  .iv-login__input, .iv-login__button { border: 1px solid ButtonText; }
  .iv-login__button--primary { background: ButtonFace; color: ButtonText; }
  .iv-login :where(button, a, input, select):focus-visible { outline-color: Highlight; }
}