/* ==============================================
   TOSHIFT — APP DESIGN TOKENS (Bridge auf brand.css)
   Single Source of Truth = brand.css (TSH Visual Identity, Mai 2026).
   Diese Datei aliast die App-internen Tokens (--color-*, --font-*,
   --gradient-*) auf die kanonischen var(--ts-*) aus brand.css, damit
   styles.css unveraendert weiterlaeuft. brand.css MUSS davor geladen sein.
   Fonts: lokale PP-.woff2 (assets/fonts/, deklariert in styles.css) +
   Aptos-Fallback aus brand.css — KEINE Remote-Fonts mehr.
   ============================================== */

/* -----------------------------------------------
   DESIGN TOKENS (Aliase auf brand.css)
----------------------------------------------- */

:root {
  /* Colors -> kanonische Brand-Tokens */
  --color-blue:       var(--ts-blue);
  --color-navy:       var(--ts-navy);
  --color-dust-grey:  var(--ts-grey);
  --color-orchid:     var(--ts-orchid);
  --color-yellow:     var(--ts-yellow);
  --color-white:      var(--ts-paper);
  --color-light:      var(--ts-mist);
  --color-dark:       var(--ts-ink);

  /* Status (nicht im Brand-Set — bleiben funktional) */
  --color-error:   #dc2626;
  --color-success: #16a34a;
  --color-warning: #ca8a04;

  /* Text */
  --text-primary:           var(--ts-ink);
  --text-secondary:         var(--ts-mute);
  --text-tertiary:          rgba(15, 15, 15, 0.5);
  --text-on-dark:           #ffffff;
  --text-on-dark-secondary: rgba(255, 255, 255, 0.7);
  --text-on-dark-tertiary:  rgba(255, 255, 255, 0.5);

  /* Fonts -> kanonische Brand-Fontstacks */
  --font-heading: var(--ts-head-font);
  --font-body:    var(--ts-body-font);

  /* Gradients
     --gradient-primary = Signature-Gradient (blau->navy, brand.css).
     Orchid ist laut CI nur Akzent — NICHT als Flaechen-/Button-Dominante. */
  --gradient-primary:              var(--ts-grad);
  --gradient-primary-hover:        radial-gradient(120% 120% at 75% 8%, #2a86ff 0%, #0C15C3 45%, #060A4B 100%);
  --gradient-start:                var(--ts-blue);
  --gradient-end:                  var(--ts-navy);
  --secondary-gradient-start:      var(--ts-grey);
  --secondary-gradient-end:        var(--ts-yellow);
  --secondary-dark-gradient-start: var(--ts-grey);
  --secondary-dark-gradient-end:   var(--ts-orchid);
  --text-gradient-start:           var(--ts-blue);
  --text-gradient-end:             var(--ts-yellow);

  /* Spacing */
  --space-xs:  0.25rem;
  --space-sm:  0.5rem;
  --space-md:  1rem;
  --space-lg:  1.5rem;
  --space-xl:  2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;

  /* Border Radius */
  --radius-sm:   4px;
  --radius-md:   8px;
  --radius-lg:   16px;
  --radius-xl:   24px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm:            0 2px 4px rgba(0, 0, 0, 0.05);
  --shadow-md:            0 4px 12px rgba(0, 0, 0, 0.1);
  --shadow-lg:            0 8px 24px rgba(0, 0, 0, 0.15);
  --shadow-xl:            0 16px 48px rgba(0, 0, 0, 0.2);
  --shadow-primary:       0 4px 16px rgba(12, 21, 195, 0.25);
  --shadow-primary-hover: 0 8px 24px rgba(12, 21, 195, 0.35);

  /* Borders */
  --border-light:        #cbd2d0;
  --border-light-hover:  #cbd2d0;
  --border-dark:         rgba(255, 255, 255, 0.1);
  --border-dark-hover:   rgba(255, 255, 255, 0.15);
  --border-input:        rgba(0, 0, 0, 0.2);
  --border-input-strong: rgba(0, 0, 0, 0.3);

  /* Glass / Blur */
  --glass-bg:           rgba(255, 255, 255, 0.05);
  --glass-blur:         2px;
  --blur-blue-subtle:   rgba(12, 21, 195, 0.08);
  --blur-blue-strong:   rgba(12, 21, 195, 0.3);
  --blur-orchid-subtle: rgba(89, 14, 182, 0.05);
  --blur-orchid-strong: rgba(89, 14, 182, 0.2);
  --blur-white-subtle:  rgba(255, 255, 255, 0.15);
  --blur-white-strong:  rgba(255, 255, 255, 0.2);

  /* Focus Rings */
  --focus-ring-primary: rgba(12, 21, 195, 0.1);
  --focus-ring-error:   rgba(220, 38, 38, 0.1);

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-base: 0.25s ease;
  --transition-slow: 0.35s ease;

  /* Layout */
  --container-max:     1280px;
  --container-padding: 3rem;

  /* Animation (Fly-in) */
  --fly-duration:       0.6s;
  --fly-easing:         cubic-bezier(0.16, 1, 0.3, 1);
  --fly-delay-step:     0.1s;
  --fly-up-distance:    40px;
  --fly-down-distance: -40px;
  --fly-left-distance:  60px;
  --fly-right-distance:-60px;
  --fly-scale-start:    0.95;
}


/* -----------------------------------------------
   RESET
----------------------------------------------- */

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

* {
  margin: 0;
}


/* -----------------------------------------------
   BASE
----------------------------------------------- */

html {
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body {
  font-family: var(--font-body);
  font-size: 1.125rem;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--color-light);
}

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

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

img, video {
  max-width: 100%;
  display: block;
}


/* -----------------------------------------------
   TYPOGRAPHY UTILITIES
----------------------------------------------- */

.text-lead {
  font-size: 1.25rem;
  font-weight: 400;
  line-height: 1.5;
}

.text-body {
  font-size: 1.125rem;
  font-weight: 400;
  line-height: 1.6;
}

.text-small {
  font-size: 0.875rem;
  font-weight: 400;
  line-height: 1.5;
}

.text-label {
  font-size: 0.75rem;
  font-weight: 500;
  line-height: 1.3;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}


/* -----------------------------------------------
   LAYOUT
----------------------------------------------- */

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}


/* -----------------------------------------------
   BUTTONS
----------------------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  font-family: var(--font-body);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  border: none;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Sizes */
.btn-sm { font-size: 0.75rem;  padding: 0.625rem 1.25rem; }
.btn-md { font-size: 0.875rem; padding: 0.875rem 1.75rem; }
.btn-lg { font-size: 1rem;     padding: 1rem 2rem; }

/* Primary: Blue → Navy (Signature — Blau fuehrt, Navy traegt) */
.btn-primary {
  background: linear-gradient(135deg, var(--color-blue) 0%, var(--color-navy) 100%);
  color: var(--color-white);
  box-shadow: var(--shadow-primary);
}
.btn-primary:hover:not(:disabled) {
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-blue) 100%);
  transform: translateY(-2px);
  box-shadow: var(--shadow-primary-hover), 0 0 20px rgba(12, 21, 195, 0.45);
}
.btn-primary:active:not(:disabled) { transform: translateY(0); }

/* Secondary: Outlined Blue */
.btn-secondary {
  background: transparent;
  color: var(--color-blue);
  border: 2px solid var(--color-blue);
}
.btn-secondary:hover:not(:disabled) {
  background: var(--color-orchid);
  border-color: var(--color-orchid);
  color: var(--color-white);
}

/* Ghost */
.btn-ghost {
  background: transparent;
  color: currentColor;
  padding-left: 0;
  padding-right: 0;
}
.btn-ghost:hover:not(:disabled) { opacity: 0.7; }

/* Inverted (white bg, gradient text) */
.btn-inverted {
  background: var(--color-white);
  color: var(--color-navy);
  border: 2px solid transparent;
}
.btn-inverted:hover:not(:disabled) {
  border-color: var(--color-yellow);
  transform: translateY(-2px);
}
.btn-inverted:active:not(:disabled) { transform: translateY(0); }

/* Blue gradient */
.btn-blue {
  background: linear-gradient(135deg, var(--color-blue) 0%, var(--color-navy) 100%);
  color: var(--color-white);
}
.btn-blue:hover:not(:disabled) {
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-blue) 100%);
  transform: translateY(-2px);
  box-shadow: 0 0 20px rgba(12, 21, 195, 0.4);
}
.btn-blue:active:not(:disabled) { transform: translateY(0); }

/* Yellow gradient */
.btn-yellow {
  background: linear-gradient(135deg, #ffbc00 0%, #e5a800 100%);
  color: var(--color-navy);
}
.btn-yellow:hover:not(:disabled) {
  background: linear-gradient(135deg, #e5a800 0%, #ffbc00 100%);
  transform: translateY(-2px);
  box-shadow: 0 0 20px rgba(255, 188, 0, 0.4);
}
.btn-yellow:active:not(:disabled) { transform: translateY(0); }

/* Purple gradient */
.btn-purple {
  background: linear-gradient(135deg, var(--color-orchid) 0%, #3a0875 100%);
  color: var(--color-white);
}
.btn-purple:hover:not(:disabled) {
  background: linear-gradient(135deg, #3a0875 0%, var(--color-orchid) 100%);
  transform: translateY(-2px);
  box-shadow: 0 0 20px rgba(89, 14, 182, 0.4);
}
.btn-purple:active:not(:disabled) { transform: translateY(0); }