/* ==========================================================================
   WanderSync - Dedicated Google Auth Login Styles (login.css)
   ========================================================================== */

/* Global Reset for Login View */
html, body {
  max-width: 100vw;
  overflow-x: hidden;
  position: relative;
  margin: 0;
  padding: 0;
  background-color: #0f172a; /* Deep space background */
  color: #f8fafc;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  box-sizing: border-box;
}

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

/* Screen Wrapper */
.login-wrapper {
  min-height: 100vh;
  min-height: 100dvh; /* Handles dynamic mobile search bars safely */
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  width: 100%;
}

@media (min-width: 768px) {
  .login-wrapper {
    padding: 1.5rem;
  }
}

/* Card Container */
.login-card {
  background: #1e293b;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: clamp(1.25rem, 5vw, 2.5rem);
  width: 100%;
  max-width: 380px; /* Safe default for smaller mobile screens */
  box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.5);
  animation: cardFadeUp 0.3s ease-out;
}

/* Tablet & iPad Viewports (768px to 1024px) */
@media (min-width: 576px) {
  .login-card {
    max-width: 420px;
    border-radius: 20px;
    padding: 2.25rem;
  }
}

@media (min-width: 768px) {
  .login-card {
    max-width: 440px;
    padding: 2.75rem;
  }
}

/* Header Text */
.login-header {
  text-align: center;
  margin-bottom: 1.75rem;
}

@media (min-width: 768px) {
  .login-header {
    margin-bottom: 2rem;
  }
}

.login-header .logo {
  font-size: clamp(1.1rem, 3vw, 1.35rem);
  font-weight: 700;
  margin-bottom: 0.5rem;
  word-break: break-word;
}

@media (min-width: 768px) {
  .login-header .logo {
    margin-bottom: 0.75rem;
  }
}

.login-header h2 {
  font-size: clamp(1.3rem, 4vw, 1.75rem);
  font-weight: 800;
  margin: 0 0 0.35rem 0;
  letter-spacing: -0.02em;
  word-break: break-word;
}

@media (min-width: 768px) {
  .login-header h2 {
    margin: 0 0 0.4rem 0;
  }
}

.login-header p {
  color: #94a3b8;
  font-size: clamp(0.82rem, 2.5vw, 0.95rem);
  margin: 0;
  line-height: 1.4;
  word-break: break-word;
}

/* Google Sign-In Button */
.btn-google {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  padding: 0.75rem 1rem;
  min-height: 48px; /* Ensures optimal touch target compliance for mobile/tablets */
  background-color: #ffffff;
  color: #1e293b;
  border: none;
  border-radius: 12px;
  font-size: 0.92rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.15s ease, background-color 0.2s ease, box-shadow 0.2s ease;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

@media (min-width: 768px) {
  .btn-google {
    padding: 0.85rem 1rem;
    font-size: 1rem;
  }
}

.btn-google:hover {
  background-color: #f8fafc;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.btn-google:active {
  transform: scale(0.98);
}

/* Card Fade-in Animation */
@keyframes cardFadeUp {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}