/* ============================================
   BASE.CSS – Reset, Typografie, globale Styles
   ============================================ */

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

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

body {
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.6;
  color: var(--color-navy);
  background-color: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-primary);
}

ul, ol {
  list-style: none;
}

button,
input,
textarea,
select {
  font-family: inherit;
  font-size: inherit;
  border: none;
  outline: none;
  background: none;
}

button {
  cursor: pointer;
}

/* ── Typografie ── */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: var(--fw-regular);
  line-height: 1.25;
  color: var(--color-brown-dark);
}

h1 {
  font-size: var(--fs-hero-title);
  line-height: 1.2;
}

h2 {
  font-size: var(--fs-section-title);
}

h3 {
  font-size: var(--fs-card-title);
}

p {
  margin-bottom: 0.75em;
}

p:last-child {
  margin-bottom: 0;
}

strong, b {
  font-weight: var(--fw-bold);
}

/* ── Container ── */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.container--narrow {
  max-width: var(--max-width-narrow);
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  font-family: var(--font-heading);
  font-size: var(--fs-body);
  font-weight: var(--fw-medium);
  letter-spacing: 0.02em;
  border-radius: var(--radius-sm);
  transition: all var(--transition-normal);
  cursor: pointer;
  text-align: center;
  line-height: 1.2;
  white-space: nowrap;
}

.btn--primary {
  background-color: var(--color-primary);
  color: var(--color-white);
  border: 2px solid var(--color-primary);
}

.btn--primary:hover {
  background-color: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
  color: var(--color-white);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn--outline {
  background-color: transparent;
  color: var(--color-white);
  border: 2px solid var(--color-white);
}

.btn--outline:hover {
  background-color: var(--color-white);
  color: var(--color-brown-dark);
}

.btn--outline-dark {
  background-color: transparent;
  color: var(--color-brown-dark);
  border: 2px solid var(--color-brown-dark);
}

.btn--outline-dark:hover {
  background-color: var(--color-brown-dark);
  color: var(--color-white);
}

.btn--full {
  width: 100%;
}

.btn--lg {
  padding: 1rem 2.5rem;
  font-size: 1.0625rem;
}

/* ── Badge ── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.375rem 0.875rem;
  font-size: var(--fs-badge);
  font-weight: var(--fw-semibold);
  letter-spacing: 0.03em;
  text-transform: uppercase;
  border-radius: var(--radius-pill);
}

.badge--green {
  background-color: var(--color-primary-light);
  color: var(--color-primary);
}

.badge--urgency {
  background-color: #FFF3E0;
  color: #E65100;
}

/* ── Section spacing ── */
.section {
  padding: var(--spacing-2xl) 0;
}

.section--sm {
  padding: var(--spacing-xl) 0;
}

.section--no-pad-top {
  padding-top: 0;
}

.section--no-pad-bottom {
  padding-bottom: 0;
}

/* ── Utility classes ── */
.text-center {
  text-align: center;
}

.text-white {
  color: var(--color-white);
}

.text-muted {
  color: var(--color-text-muted);
  font-size: var(--fs-body-small);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ── Fade-in Animation ── */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.is-visible {
  opacity: 1;
  transform: translateY(0);
}