/* Alpha.care — Premium login (local only, no CDN) */

:root {
  --ac-login-primary: #0d9488;
  --ac-login-primary-dark: #0f766e;
  --ac-login-primary-soft: #ccfbf1;
  --ac-login-accent: #14b8a6;
  --ac-login-ink: #0f172a;
  --ac-login-muted: #64748b;
  --ac-login-border: #e2e8f0;
  --ac-login-surface: #ffffff;
  --ac-login-danger: #dc2626;
  --ac-login-danger-soft: #fef2f2;
  --ac-login-warning-soft: #fffbeb;
  --ac-login-radius: 16px;
  --ac-login-radius-sm: 10px;
  --ac-login-shadow: 0 24px 48px rgba(15, 23, 42, 0.08), 0 8px 16px rgba(15, 23, 42, 0.04);
  --ac-login-font: "Segoe UI", Tahoma, "Helvetica Neue", Arial, sans-serif;
  --ac-login-scale: 1.75;
  --ac-login-card-max: calc(25rem * 1.35);
  --ac-login-input-h: calc(3rem * 1.35);
  --ac-login-btn-h: calc(3rem * 1.35);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body.ac-login-body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--ac-login-font);
  color: var(--ac-login-ink);
  background: #f1f5f9;
  line-height: 1.5;
  position: relative;
  overflow-x: hidden;
}

/* ── Keyframes ── */
@keyframes ac-login-fade-up {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes ac-login-fade-scale {
  from {
    opacity: 0;
    transform: scale(0.88);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes ac-login-fade-in {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes ac-login-card-enter-ltr {
  from {
    opacity: 0;
    transform: translateX(28px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes ac-login-card-enter-rtl {
  from {
    opacity: 0;
    transform: translateX(-28px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes ac-login-glow-drift {
  0% {
    transform: translate(8%, 6%) scale(1);
  }
  50% {
    transform: translate(-6%, -4%) scale(1.06);
  }
  100% {
    transform: translate(4%, -8%) scale(1.02);
  }
}

@keyframes ac-login-grid-drift {
  from {
    background-position: 0 0;
  }
  to {
    background-position: 28px 28px;
  }
}

@keyframes ac-login-spin {
  to {
    transform: rotate(360deg);
  }
}

/* Language switcher */
.ac-login-lang {
  position: absolute;
  top: clamp(0.85rem, 2.5vw, 1.25rem);
  inset-inline-end: clamp(0.85rem, 2.5vw, 1.25rem);
  z-index: 20;
  opacity: 0;
  animation: ac-login-fade-in 0.55s ease-out 0.15s forwards;
}

.ac-login-lang .ac-login-lang__switcher,
.ac-login-lang .ac-lang-switcher {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin: 0;
  padding: 0.45rem 0.75rem 0.45rem 0.85rem;
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid rgba(226, 232, 240, 0.95);
  border-radius: 999px;
  box-shadow: 0 4px 16px rgba(15, 23, 42, 0.06);
  backdrop-filter: blur(10px);
  transition: box-shadow 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.ac-login-lang .ac-lang-switcher:hover {
  background: rgba(255, 255, 255, 0.96);
  border-color: rgba(13, 148, 136, 0.35);
  box-shadow: 0 6px 20px rgba(13, 148, 136, 0.12);
}

.ac-login-lang .ac-lang-switcher__select {
  max-width: calc(8.5rem * var(--ac-login-scale));
  padding: 0.2rem 0.4rem;
  font-size: clamp(
    calc(0.875rem * var(--ac-login-scale)),
    calc(1.1vw * var(--ac-login-scale)),
    calc(0.9375rem * var(--ac-login-scale))
  );
  font-weight: 600;
  color: var(--ac-login-ink);
  border: none;
  background: transparent;
  cursor: pointer;
  transition: color 0.2s ease;
}

.ac-login-lang .ac-lang-switcher__select:focus {
  outline: none;
  color: var(--ac-login-primary-dark);
}

.ac-login-shell {
  display: grid;
  min-height: 100vh;
  grid-template-columns: minmax(0, 1.05fr) minmax(calc(24rem * 1.35), calc(28rem * 1.35));
}

/* Brand panel */
.ac-login-brand {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(2rem, 5vw, 4rem);
  color: #f8fafc;
  background:
    radial-gradient(circle at 20% 20%, rgba(20, 184, 166, 0.35), transparent 45%),
    radial-gradient(circle at 80% 80%, rgba(13, 148, 136, 0.25), transparent 40%),
    linear-gradient(145deg, #0f766e 0%, #115e59 42%, #134e4a 100%);
  overflow: hidden;
}

.ac-login-brand::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.12;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px);
  background-size: 28px 28px;
  pointer-events: none;
  animation: ac-login-grid-drift 48s linear infinite;
}

.ac-login-brand::after {
  content: "";
  position: absolute;
  width: min(55vw, 28rem);
  height: min(55vw, 28rem);
  inset-block-end: -15%;
  inset-inline-start: -10%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(20, 184, 166, 0.22) 0%, transparent 68%);
  pointer-events: none;
  animation: ac-login-glow-drift 22s ease-in-out infinite alternate;
}

.ac-login-brand__inner {
  position: relative;
  z-index: 1;
  max-width: 34rem;
}

.ac-login-brand__mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: calc(3.75rem * var(--ac-login-scale));
  height: calc(3.75rem * var(--ac-login-scale));
  margin-bottom: 1.5rem;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.22);
  font-size: calc(1.5rem * var(--ac-login-scale));
  font-weight: 700;
  letter-spacing: -0.03em;
  backdrop-filter: blur(6px);
  opacity: 0;
  animation: ac-login-fade-scale 0.6s cubic-bezier(0.22, 1, 0.36, 1) 0.08s forwards;
}

.ac-login-brand__name {
  margin: 0 0 0.65rem;
  font-size: clamp(
    calc(2.25rem * var(--ac-login-scale)),
    calc(4vw * var(--ac-login-scale)),
    calc(2.75rem * var(--ac-login-scale))
  );
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  opacity: 0;
  animation: ac-login-fade-up 0.65s cubic-bezier(0.22, 1, 0.36, 1) 0.18s forwards;
}

.ac-login-brand__tagline {
  margin: 0 0 0.85rem;
  font-size: clamp(
    calc(1rem * var(--ac-login-scale)),
    calc(1.8vw * var(--ac-login-scale)),
    calc(1.125rem * var(--ac-login-scale))
  );
  font-weight: 500;
  line-height: 1.55;
  color: rgba(248, 250, 252, 0.95);
  opacity: 0;
  animation: ac-login-fade-up 0.65s cubic-bezier(0.22, 1, 0.36, 1) 0.32s forwards;
}

.ac-login-brand__stack {
  margin: 0 0 1.85rem;
  font-size: clamp(
    calc(0.9375rem * var(--ac-login-scale)),
    calc(1.4vw * var(--ac-login-scale)),
    calc(1rem * var(--ac-login-scale))
  );
  line-height: 1.55;
  color: rgba(226, 232, 240, 0.88);
  letter-spacing: 0.01em;
  opacity: 0;
  animation: ac-login-fade-up 0.65s cubic-bezier(0.22, 1, 0.36, 1) 0.44s forwards;
}

.ac-login-brand__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.75rem;
}

.ac-login-brand__list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: clamp(
    calc(0.875rem * var(--ac-login-scale)),
    calc(1.3vw * var(--ac-login-scale)),
    calc(1rem * var(--ac-login-scale))
  );
  line-height: 1.55;
  color: rgba(241, 245, 249, 0.92);
  opacity: 0;
  animation: ac-login-fade-up 0.55s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.ac-login-brand__list li:nth-child(1) { animation-delay: 0.52s; }
.ac-login-brand__list li:nth-child(2) { animation-delay: 0.62s; }
.ac-login-brand__list li:nth-child(3) { animation-delay: 0.72s; }
.ac-login-brand__list li:nth-child(4) { animation-delay: 0.82s; }
.ac-login-brand__list li:nth-child(5) { animation-delay: 0.92s; }

.ac-login-brand__bullet {
  flex-shrink: 0;
  width: 1.35rem;
  height: 1.35rem;
  margin-top: 0.15rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.16);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background 0.25s ease, transform 0.25s ease;
}

.ac-login-brand__list li:hover .ac-login-brand__bullet {
  background: rgba(255, 255, 255, 0.24);
  transform: scale(1.06);
}

.ac-login-brand__bullet svg {
  width: 0.7rem;
  height: 0.7rem;
  fill: currentColor;
}

.ac-login-brand__footer {
  margin-top: 2.25rem;
  font-size: clamp(
    calc(0.8125rem * var(--ac-login-scale)),
    calc(1.1vw * var(--ac-login-scale)),
    calc(0.875rem * var(--ac-login-scale))
  );
  line-height: 1.55;
  color: rgba(226, 232, 240, 0.65);
  opacity: 0;
  animation: ac-login-fade-in 0.7s ease-out 1.05s forwards;
}

/* Main / card column */
.ac-login-main {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(1.25rem, 4vw, 2.5rem);
  background:
    radial-gradient(circle at 100% 0%, rgba(13, 148, 136, 0.06), transparent 35%),
    #f8fafc;
  overflow: hidden;
}

.ac-login-main::before {
  content: "";
  position: absolute;
  width: min(70vw, 32rem);
  height: min(70vw, 32rem);
  inset-block-start: -20%;
  inset-inline-end: -15%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(13, 148, 136, 0.08) 0%, transparent 70%);
  pointer-events: none;
  animation: ac-login-glow-drift 26s ease-in-out infinite alternate-reverse;
}

.ac-login-card {
  position: relative;
  z-index: 1;
  width: min(100%, var(--ac-login-card-max));
  padding: clamp(1.5rem, 3vw, 2.25rem);
  background: var(--ac-login-surface);
  border: 1px solid var(--ac-login-border);
  border-radius: var(--ac-login-radius);
  box-shadow: var(--ac-login-shadow);
  opacity: 0;
  animation: ac-login-card-enter-ltr 0.65s cubic-bezier(0.22, 1, 0.36, 1) 0.12s forwards;
  transition: box-shadow 0.3s ease;
}

[dir="rtl"] .ac-login-card,
.dir-rtl .ac-login-card {
  animation-name: ac-login-card-enter-rtl;
}

.ac-login-card:hover {
  box-shadow: 0 28px 52px rgba(15, 23, 42, 0.1), 0 10px 20px rgba(15, 23, 42, 0.05);
}

.ac-login-card__mobile-brand {
  display: none;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--ac-login-border);
}

.ac-login-card__mobile-mark {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--ac-login-primary), var(--ac-login-accent));
  color: #fff;
  font-weight: 700;
  font-size: calc(0.95rem * var(--ac-login-scale));
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.ac-login-card__mobile-title {
  margin: 0;
  font-size: clamp(
    calc(1.0625rem * var(--ac-login-scale)),
    calc(2.5vw * var(--ac-login-scale)),
    calc(1.1875rem * var(--ac-login-scale))
  );
  font-weight: 700;
  line-height: 1.3;
}

.ac-login-card__mobile-sub {
  margin: 0.2rem 0 0;
  font-size: clamp(
    calc(0.8125rem * var(--ac-login-scale)),
    calc(2vw * var(--ac-login-scale)),
    calc(0.875rem * var(--ac-login-scale))
  );
  line-height: 1.45;
  color: var(--ac-login-muted);
}

.ac-login-card__header {
  margin-bottom: 1.65rem;
}

.ac-login-card__title {
  margin: 0 0 0.45rem;
  font-size: clamp(
    calc(1.375rem * var(--ac-login-scale)),
    calc(2.8vw * var(--ac-login-scale)),
    calc(1.75rem * var(--ac-login-scale))
  );
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

.ac-login-card__subtitle {
  margin: 0;
  font-size: clamp(
    calc(0.9375rem * var(--ac-login-scale)),
    calc(1.8vw * var(--ac-login-scale)),
    calc(1.0625rem * var(--ac-login-scale))
  );
  line-height: 1.5;
  color: var(--ac-login-muted);
}

/* Alerts */
.ac-login-alert {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  margin-bottom: 1rem;
  padding: 0.75rem 0.85rem;
  border-radius: var(--ac-login-radius-sm);
  font-size: clamp(
    calc(0.875rem * var(--ac-login-scale)),
    calc(1.5vw * var(--ac-login-scale)),
    calc(0.9375rem * var(--ac-login-scale))
  );
  animation: ac-login-fade-up 0.45s ease-out forwards;
}

.ac-login-alert svg {
  flex-shrink: 0;
  width: calc(1.1rem * var(--ac-login-scale));
  height: calc(1.1rem * var(--ac-login-scale));
  margin-top: 0.1rem;
}

.ac-login-alert--error {
  color: #991b1b;
  background: var(--ac-login-danger-soft);
  border: 1px solid #fecaca;
}

.ac-login-alert--warning {
  color: #92400e;
  background: var(--ac-login-warning-soft);
  border: 1px solid #fde68a;
}

.ac-login-field-error {
  margin-top: 0.4rem;
  font-size: calc(0.8125rem * var(--ac-login-scale));
  line-height: 1.45;
  color: var(--ac-login-danger);
}

/* Form */
.ac-login-form {
  display: grid;
  gap: 1.125rem;
}

.ac-login-field label {
  display: block;
  margin-bottom: 0.45rem;
  font-size: clamp(
    calc(0.8125rem * var(--ac-login-scale)),
    calc(1.4vw * var(--ac-login-scale)),
    calc(0.875rem * var(--ac-login-scale))
  );
  font-weight: 600;
  line-height: 1.4;
  color: var(--ac-login-ink);
}

.ac-login-input-wrap {
  position: relative;
}

.ac-login-input-icon {
  position: absolute;
  inset-block-start: 50%;
  inset-inline-start: 0.85rem;
  transform: translateY(-50%);
  width: calc(1.1rem * var(--ac-login-scale));
  height: calc(1.1rem * var(--ac-login-scale));
  color: var(--ac-login-muted);
  pointer-events: none;
  transition: color 0.22s ease, transform 0.22s ease;
}

.ac-login-input {
  width: 100%;
  min-height: var(--ac-login-input-h);
  padding: 0.75rem 0.9rem 0.75rem calc(2.75rem * var(--ac-login-scale));
  font: inherit;
  font-size: clamp(
    calc(0.9375rem * var(--ac-login-scale)),
    calc(1.6vw * var(--ac-login-scale)),
    calc(1rem * var(--ac-login-scale))
  );
  line-height: 1.4;
  color: var(--ac-login-ink);
  background: #fff;
  border: 1px solid var(--ac-login-border);
  border-radius: var(--ac-login-radius-sm);
  transition: border-color 0.22s ease, box-shadow 0.22s ease, background 0.22s ease;
}

[dir="rtl"] .ac-login-input {
  padding: 0.75rem calc(2.75rem * var(--ac-login-scale)) 0.75rem 0.9rem;
}

.ac-login-input-wrap:focus-within .ac-login-input-icon {
  color: var(--ac-login-primary);
  transform: translateY(-50%) scale(1.05);
}

.ac-login-input:focus {
  outline: none;
  border-color: var(--ac-login-primary);
  box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.18), 0 2px 8px rgba(13, 148, 136, 0.08);
  background: #fff;
}

.ac-login-input--error {
  border-color: #fca5a5;
}

.ac-login-check {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  cursor: pointer;
  user-select: none;
  transition: opacity 0.2s ease;
}

.ac-login-check:hover {
  opacity: 0.88;
}

.ac-login-check input {
  width: 1rem;
  height: 1rem;
  accent-color: var(--ac-login-primary);
  cursor: pointer;
}

.ac-login-check span {
  font-size: clamp(
    calc(0.8125rem * var(--ac-login-scale)),
    calc(1.4vw * var(--ac-login-scale)),
    calc(0.875rem * var(--ac-login-scale))
  );
  line-height: 1.45;
  color: var(--ac-login-muted);
}

.ac-login-submit {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: var(--ac-login-btn-h);
  margin-top: 0.35rem;
  padding: 0.75rem 1.1rem;
  font: inherit;
  font-size: clamp(
    calc(0.9375rem * var(--ac-login-scale)),
    calc(1.6vw * var(--ac-login-scale)),
    calc(1rem * var(--ac-login-scale))
  );
  font-weight: 600;
  line-height: 1.3;
  color: #fff;
  background: linear-gradient(135deg, var(--ac-login-primary) 0%, var(--ac-login-accent) 100%);
  border: none;
  border-radius: var(--ac-login-radius-sm);
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(13, 148, 136, 0.35);
  transition: transform 0.22s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.22s ease, opacity 0.22s ease, filter 0.22s ease;
}

.ac-login-submit:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(13, 148, 136, 0.42);
  filter: brightness(1.03);
}

.ac-login-submit:active:not(:disabled) {
  transform: translateY(0);
  box-shadow: 0 2px 10px rgba(13, 148, 136, 0.32);
  filter: brightness(0.98);
}

.ac-login-submit:disabled {
  opacity: 0.75;
  cursor: wait;
}

.ac-login-submit__spinner {
  display: none;
  width: calc(1.1rem * var(--ac-login-scale));
  height: calc(1.1rem * var(--ac-login-scale));
  margin-inline-end: 0.5rem;
  border: 2px solid rgba(255, 255, 255, 0.35);
  border-top-color: #fff;
  border-radius: 50%;
  animation: ac-login-spin 0.65s linear infinite;
}

.ac-login-submit.is-loading .ac-login-submit__spinner {
  display: inline-block;
}

.ac-login-submit.is-loading .ac-login-submit__label {
  opacity: 0.92;
}

.ac-login-footer {
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid var(--ac-login-border);
  text-align: center;
}

.ac-login-footer a {
  font-size: clamp(
    calc(0.8125rem * var(--ac-login-scale)),
    calc(1.4vw * var(--ac-login-scale)),
    calc(0.875rem * var(--ac-login-scale))
  );
  font-weight: 500;
  color: var(--ac-login-primary-dark);
  text-decoration: none;
  transition: color 0.2s ease, opacity 0.2s ease;
}

.ac-login-footer a:hover {
  color: var(--ac-login-primary);
  opacity: 0.9;
  text-decoration: underline;
}

/* Responsive */
@media (max-width: 900px) {
  :root {
    --ac-login-scale: 1.45;
  }

  .ac-login-shell {
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr;
  }

  .ac-login-brand {
    display: none;
  }

  .ac-login-brand::before,
  .ac-login-brand::after,
  .ac-login-main::before {
    animation: none;
  }

  .ac-login-card__mobile-brand {
    display: flex;
    opacity: 0;
    animation: ac-login-fade-up 0.5s ease-out 0.05s forwards;
  }

  .ac-login-main {
    align-items: flex-start;
    padding-top: 3.5rem;
  }

  .ac-login-card {
    animation-name: ac-login-fade-up;
    animation-duration: 0.55s;
    animation-delay: 0.08s;
  }

  [dir="rtl"] .ac-login-card,
  .dir-rtl .ac-login-card {
    animation-name: ac-login-fade-up;
  }
}

@media (max-width: 420px) {
  :root {
    --ac-login-scale: 1.25;
    --ac-login-card-max: 100%;
    --ac-login-input-h: calc(3rem * 1.15);
    --ac-login-btn-h: calc(3rem * 1.15);
  }

  .ac-login-card {
    padding: 1.25rem;
    border-radius: 14px;
  }

  .ac-login-main {
    padding: 1rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }

  .ac-login-brand__mark,
  .ac-login-brand__name,
  .ac-login-brand__tagline,
  .ac-login-brand__stack,
  .ac-login-brand__list li,
  .ac-login-brand__footer,
  .ac-login-card,
  .ac-login-card__mobile-brand,
  .ac-login-lang,
  .ac-login-alert {
    opacity: 1 !important;
    transform: none !important;
  }

  .ac-login-submit__spinner {
    animation: none !important;
  }
}

/* Login page overrides (load after i18n_direction.css) */
body.ac-login-body .ac-login-lang {
  position: absolute;
  top: clamp(0.85rem, 2.5vw, 1.25rem);
  inset-inline-end: clamp(0.85rem, 2.5vw, 1.25rem);
}