lub-web-monorepo/apps/frontend/styles.scss

/* ===== GLOBAL STYLES - CLEAN & MINIMAL ===== */

@import './app/utils/shared-styles.scss';

/* ===== SAFARI & iOS GLOBAL HOTFIX ===== */
/* Behebt Touch-Probleme, Button-Verzögerungen und Tap-Highlight auf Safari/iOS */

/* Entfernt 300ms Touch-Delay auf allen interaktiven Elementen */
a, button, input, select, textarea, [role="button"], [tabindex] {
  -webkit-tap-highlight-color: transparent;
  -webkit-touch-callout: none;
  touch-action: manipulation; /* Entfernt 300ms delay, erlaubt nur pan/zoom */
}

/* Fix für Safari Button-Styling */
button, [type="button"], [type="submit"], [type="reset"] {
  -webkit-appearance: none;
  appearance: none;
}

/* GPU-beschleunigte Transforms für alle Buttons (verhindert Ruckeln) */
.btn, button, a.btn, [role="button"] {
  -webkit-transform: translateZ(0);
  transform: translateZ(0);
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
  will-change: transform, box-shadow;
}

/* Fix: Material Icons Platzhalter (verhindert Layout-Shift beim Laden) */
.material-symbols-outlined {
  width: 24px;
  height: 24px;
  min-width: 24px;
  font-display: block; /* Zeigt nichts bis Font geladen */
}

/* Font-Loading Fallback (verhindert FOUT - Flash of Unstyled Text) */
html {
  font-display: swap;
}

/* ===== RESET ===== */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  color: $color-text-primary;
  background: $gradient-bg;
  background-attachment: fixed;
  min-height: 100vh;
  overflow-x: hidden;
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5, h6 {
  margin: 0;
  font-weight: 700;
  line-height: 1.2;
  color: $color-text-primary;
}

h1 { font-size: clamp(1.75rem, 5vw, 3rem); font-weight: 800; }
h2 { font-size: clamp(1.5rem, 4vw, 2.25rem); font-weight: 700; }
h3 { font-size: clamp(1.25rem, 3vw, 1.75rem); }
h4 { font-size: clamp(1.1rem, 2.5vw, 1.35rem); }

p { margin: 0; }

a {
  color: inherit;
  text-decoration: none;
}

img, svg {
  max-width: 100%;
  height: auto;
  display: block;
}

/* ===== CONTAINER ===== */
.container {
  width: 100%;
  max-width: 700px;
  margin: 0 auto;
  padding: 0 1rem;

  @media (min-width: 900px) {
    max-width: 900px;
    padding: 0 1.5rem;
  }

  @media (min-width: 1200px) {
    max-width: 1100px;
    padding: 0 2rem;
  }
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: $color-gray-100;
}

::-webkit-scrollbar-thumb {
  background: $color-brand-primary;
  border-radius: 4px;
}

* {
  scrollbar-width: thin;
  scrollbar-color: $color-brand-primary $color-gray-100;
}

/* ===== SELECTION ===== */
::selection {
  background: rgba(37, 99, 235, 0.2);
}

/* ===== FOCUS STATES ===== */
*:focus-visible {
  outline: 2px solid $color-brand-primary;
  outline-offset: 2px;
}

/* ===== MATERIAL ICONS ===== */
.material-symbols-outlined {
  font-family: 'Material Symbols Outlined';
  font-size: 24px;
  width: 24px;
  height: 24px;
  min-width: 24px;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
  /* Verhindert Layout-Shift beim Font-Laden */
  font-display: block;
}

/* ===== GLASS PANEL ===== */
.glass-panel {
  background: $glass-bg;
  border: 1px solid $glass-border;
  border-radius: $radius-xl;
  box-shadow: $shadow-glass;
  padding: 1.5rem;

  @media (min-width: 641px) {
    backdrop-filter: blur(20px);
    padding: 2rem;
  }
}

/* ===== FORM ELEMENTS ===== */
input[type="text"],
input[type="email"],
input[type="password"],
input[type="tel"],
input[type="number"],
textarea,
select {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 2px solid $color-gray-200;
  border-radius: $radius-md;
  font-size: 1rem;
  font-family: inherit;
  color: $color-text-primary;
  background: $color-white;
  transition: border-color 0.2s;

  &:focus {
    outline: none;
    border-color: $color-brand-primary;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
  }

  &::placeholder {
    color: $color-text-tertiary;
  }
}

textarea {
  min-height: 120px;
  resize: vertical;
}

label {
  display: block;
  font-size: 0.9375rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

/* ===== UTILITIES ===== */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.text-center { text-align: center; }

/* ===== ANIMATIONS ===== */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

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

.spinner {
  width: 32px;
  height: 32px;
  border: 3px solid $color-gray-200;
  border-top-color: $color-brand-primary;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

/* ===== REDUCED MOTION ===== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

/* ===== MOBILE PERFORMANCE ===== */
@media (max-width: 640px) {
  *, *::before, *::after {
    backdrop-filter: none !important;
  }
}