/* صفحة تسجيل الدخول — خلفية ديناميكية + صندوق زجاجي */
.login-page {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  overflow: hidden;
  display: grid;
  place-items: center;
  padding: 1.5rem;
  perspective: 1400px;
}

.login-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  transform-style: preserve-3d;
}

.login-bg-slide {
  position: absolute;
  inset: 0;
  margin: 0;
  opacity: 0;
  pointer-events: none;
  transform: scale(1.1) translate3d(3%, 0, 0);
  transition:
    opacity 1.15s cubic-bezier(0.22, 1, 0.36, 1),
    transform 1.3s cubic-bezier(0.22, 1, 0.36, 1);
  z-index: 0;
}

.login-bg-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transform: scale(1.05);
  animation: login-kenburns 16s ease-in-out infinite alternate;
  will-change: transform;
}

.login-bg-slide.is-active {
  opacity: 1;
  pointer-events: auto;
  transform: scale(1) translate3d(0, 0, 0);
  z-index: 1;
}

.login-bg-slide.is-leaving {
  opacity: 0;
  z-index: 2;
}

.login-bg-slide.is-flip-out {
  opacity: 0;
  transform: rotateY(-58deg) scale(0.9) translate3d(-10%, 0, 0);
  z-index: 2;
}

.login-bg-slide.is-flip-in {
  opacity: 1;
  transform: rotateY(0) scale(1) translate3d(0, 0, 0);
  z-index: 3;
}

.login-bg-slide.is-pan-in {
  opacity: 1;
  transform: scale(1.03) translate3d(0, 0, 0);
  z-index: 3;
}

.login-bg-shade {
  position: absolute;
  inset: 0;
  z-index: 4;
  pointer-events: none;
  background:
    linear-gradient(160deg, rgba(6, 20, 17, 0.55) 0%, rgba(6, 20, 17, 0.35) 40%, rgba(6, 20, 17, 0.72) 100%),
    radial-gradient(900px 520px at 85% 15%, rgba(61, 184, 130, 0.28), transparent 55%),
    radial-gradient(700px 420px at 10% 90%, rgba(15, 77, 58, 0.35), transparent 50%);
}

.login-topbar {
  position: absolute;
  top: 1.15rem;
  inset-inline-end: 1.15rem;
  z-index: 20;
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.login-topbar .btn-outline {
  color: #0f4d3a;
  border-color: rgba(255, 255, 255, 0.85);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  font-weight: 700;
}

.login-topbar .btn-outline:hover {
  color: #072018;
  background: #fff;
}

.login-topbar .lang-switch {
  color: #0f4d3a;
  border-color: rgba(255, 255, 255, 0.85);
  background: rgba(255, 255, 255, 0.92);
  font-weight: 700;
}

.login-topbar .lang-switch:hover {
  color: #072018;
  background: #fff;
}

.login-panel {
  position: relative;
  z-index: 10;
  width: min(440px, 100%);
  padding: 1.85rem 1.65rem 1.7rem;
  border-radius: 24px;
  color: #10241c;
  background: linear-gradient(
    155deg,
    rgba(255, 255, 255, 0.34) 0%,
    rgba(255, 255, 255, 0.18) 45%,
    rgba(233, 243, 238, 0.22) 100%
  );
  border: 1px solid rgba(255, 255, 255, 0.42);
  box-shadow:
    0 30px 80px rgba(0, 0, 0, 0.32),
    inset 0 1px 0 rgba(255, 255, 255, 0.55);
  backdrop-filter: blur(18px) saturate(1.35);
  -webkit-backdrop-filter: blur(18px) saturate(1.35);
  animation: login-panel-in 0.7s cubic-bezier(0.22, 1, 0.36, 1) both;
}

.login-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  background: linear-gradient(120deg, rgba(255, 255, 255, 0.35), transparent 42%, transparent 58%, rgba(255, 255, 255, 0.12));
  opacity: 0.7;
}

.login-brand-row {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  margin-bottom: 1.15rem;
  position: relative;
  z-index: 1;
}

.login-brand-orb {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  flex: 0 0 auto;
  background: linear-gradient(145deg, #3db882, #0f4d3a);
  box-shadow: 0 10px 28px rgba(15, 77, 58, 0.35);
}

.login-logo {
  flex: 0 0 auto;
  filter: drop-shadow(0 8px 20px rgba(15, 77, 58, 0.28));
}

.login-topbar-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  color: #eef7f2;
  text-decoration: none;
  font-weight: 700;
  font-family: var(--font-brand);
  font-size: 1.05rem;
  padding: 0.35rem 0.65rem;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.16);
}

.login-topbar-brand:hover {
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
}

.login-topbar-brand .brand-logo {
  filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.35));
}

.login-brand-row strong {
  display: block;
  font-family: var(--font-brand);
  font-size: 1.35rem;
  line-height: 1.1;
  color: #072018;
}

.login-brand-row span {
  display: block;
  font-size: 0.82rem;
  color: rgba(16, 36, 28, 0.72);
  margin-top: 0.15rem;
}

.login-panel h1 {
  position: relative;
  z-index: 1;
  margin: 0 0 0.35rem;
  font-size: 1.35rem;
  font-weight: 700;
  color: #071a14;
}

.login-panel .login-hint {
  position: relative;
  z-index: 1;
  margin: 0 0 1.2rem;
  font-size: 0.9rem;
  line-height: 1.5;
  color: rgba(16, 36, 28, 0.75);
}

.login-panel .form-grid {
  position: relative;
  z-index: 1;
  gap: 0.85rem;
}

.login-panel .field label {
  color: rgba(7, 26, 20, 0.82);
  font-weight: 600;
  font-size: 0.88rem;
}

.login-panel .field input {
  background: rgba(255, 255, 255, 0.55);
  border: 1px solid rgba(15, 77, 58, 0.18);
  border-radius: 12px;
  padding: 0.75rem 0.9rem;
  color: #0d241c;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.login-panel .field input:focus {
  outline: none;
  background: rgba(255, 255, 255, 0.78);
  border-color: rgba(23, 107, 80, 0.55);
  box-shadow: 0 0 0 3px rgba(61, 184, 130, 0.22);
}

.login-panel .btn-primary {
  width: 100%;
  margin-top: 0.35rem;
  padding: 0.85rem 1rem;
  font-size: 1rem;
  border-radius: 12px;
  box-shadow: 0 12px 28px rgba(15, 77, 58, 0.28);
}

.login-panel .flash.err {
  position: relative;
  z-index: 1;
  margin-bottom: 0.9rem;
  padding: 0.75rem 0.85rem;
  border-radius: 12px;
  background: rgba(254, 243, 242, 0.88);
  color: #b42318;
  border: 1px solid rgba(254, 205, 202, 0.9);
  backdrop-filter: blur(6px);
}

.login-dots {
  position: absolute;
  bottom: 1.25rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 20;
  display: flex;
  gap: 0.4rem;
}

.login-dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.5);
  background: rgba(255, 255, 255, 0.22);
  padding: 0;
  cursor: pointer;
  transition: width 0.25s ease, background 0.25s ease;
}

.login-dot.is-active {
  width: 24px;
  background: #3db882;
  border-color: #3db882;
}

@keyframes login-kenburns {
  from { transform: scale(1.05) translate3d(0, 0, 0); }
  to { transform: scale(1.14) translate3d(-2.2%, -1.4%, 0); }
}

@keyframes login-panel-in {
  from {
    opacity: 0;
    transform: translateY(18px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@media (max-width: 520px) {
  .login-panel {
    padding: 1.45rem 1.2rem 1.35rem;
    border-radius: 20px;
  }
  .login-topbar {
    inset-inline: 0.75rem auto auto 0.75rem;
    justify-content: space-between;
    width: calc(100% - 1.5rem);
  }
}