/* ==========================================================================
   reese-reese.de – Haupt-Stylesheet
   Vanilla CSS3, Mobile-first
   ========================================================================== */

/* ---------- Custom Properties ---------- */
:root {
  --color-primary:   #c92127;   /* Akzentrot */
  --color-dark:      #1e1e1e;   /* Text / Footer */
  --color-mid:       #444444;
  --color-light-bg:  #f5f5f5;
  --color-white:     #ffffff;
  --color-border:    #e0e0e0;
  --color-stone:     #eeebe5;

  --font-heading:    'Barlow Condensed', 'Segoe UI', Arial, sans-serif;
  --font-base:       'Barlow', 'Segoe UI', Arial, sans-serif;
  --font-size-base:  1rem;
  --line-height:     1.65;

  --header-h:        80px;
  --transition:      0.25s ease;
  --radius:          4px;
  --container-max:   1140px;
  --container-pad:   1.25rem;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-base);
  font-size: var(--font-size-base);
  line-height: var(--line-height);
  color: var(--color-dark);
  background: var(--color-white);
}

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

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

ul {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font: inherit;
}

/* ---------- Headings ---------- */
h1, h2, h3 {
  font-family: var(--font-heading);
}

/* ---------- Utility ---------- */
.container {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

/* ==========================================================================
   HEADER
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-h);
  background: var(--color-white);
  border-top: 3px solid var(--color-primary);
  box-shadow: 0 2px 10px rgba(0,0,0,0.08);
  z-index: 1000;
}

.header-inner {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Logo */
.logo-link {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.logo {
  height: 52px;
  width: auto;
}

/* Desktop Nav */
.main-nav ul {
  display: flex;
  gap: 2rem;
}

.main-nav a {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--color-dark);
  padding-block: 0.25rem;
  border-bottom: 2px solid transparent;
  transition: color var(--transition), border-color var(--transition);
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

/* Nav icons */
.nav-icon {
  width: 14px;
  height: 14px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex-shrink: 0;
  opacity: 0.65;
  transition: opacity var(--transition);
}

.main-nav a:hover .nav-icon,
.main-nav a.active .nav-icon {
  opacity: 1;
}

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 0.4rem;
  z-index: 1100;
}

.hamburger-bar {
  display: block;
  width: 26px;
  height: 3px;
  background: var(--color-dark);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

/* Hamburger → X animation */
.nav-toggle[aria-expanded="true"] .hamburger-bar:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] .hamburger-bar:nth-child(2) {
  opacity: 0;
}
.nav-toggle[aria-expanded="true"] .hamburger-bar:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* Mobile Nav */
@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .main-nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    width: 100%;
    background: var(--color-white);
    box-shadow: 0 4px 12px rgba(0,0,0,0.12);
    overflow: hidden;
    max-height: 0;
    transition: max-height 0.35s ease;
  }

  .main-nav.is-open {
    max-height: 400px;
  }

  .main-nav ul {
    flex-direction: column;
    gap: 0;
    padding-block: 0.5rem;
  }

  .main-nav a {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.85rem var(--container-pad);
    border-bottom: 1px solid var(--color-border);
    border-left: none;
  }

  .main-nav a:hover,
  .main-nav a.active {
    background: var(--color-light-bg);
    border-bottom-color: var(--color-border);
    color: var(--color-primary);
  }
}

/* ==========================================================================
   HERO SLIDER
   ========================================================================== */
.hero-slider {
  position: relative;
  margin-top: var(--header-h);
  height: 520px;
  overflow: hidden;
}

@media (max-width: 600px) {
  .hero-slider {
    height: 320px;
  }
}

.slides-wrapper {
  display: flex;
  height: 100%;
  transition: transform 0.55s cubic-bezier(0.4, 0, 0.2, 1);
  will-change: transform;
}

.slide {
  min-width: 100%;
  height: 100%;
  position: relative;
  background-size: cover;
  background-position: center;
}

.slide--1 {
  background-image: url('../img/reese-green-baugeschaeft-homeslider-1.jpg');
}
.slide--2 {
  background-image: url('../img/reese-green-baugeschaeft-homeslider-2.jpg');
}

.slide-overlay {
  position: absolute;
  inset: 0;
  background: rgba(20, 20, 20, 0.54);
}

.slide-content {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  text-align: center;
}

.slide-content p {
  font-family: var(--font-heading);
  font-size: clamp(1.4rem, 3.5vw, 2.1rem);
  font-weight: 700;
  color: var(--color-white);
  max-width: 760px;
  letter-spacing: 0.02em;
  text-shadow: 0 2px 12px rgba(0,0,0,0.35);
  line-height: 1.25;
}

/* Slider Buttons */
.slider-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255,255,255,0.18);
  color: var(--color-white);
  font-size: 2.5rem;
  line-height: 1;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition);
  z-index: 10;
  backdrop-filter: blur(4px);
}

.slider-btn:hover {
  background: rgba(201,33,39,0.75);
}

.slider-btn--prev { left: 1rem; }
.slider-btn--next { right: 1rem; }

/* Dots */
.slider-dots {
  position: absolute;
  bottom: 1.25rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 0.5rem;
  z-index: 10;
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255,255,255,0.45);
  transition: background var(--transition), transform var(--transition);
}

.dot--active {
  background: var(--color-white);
  transform: scale(1.25);
}

/* ==========================================================================
   INTRO
   ========================================================================== */
.intro {
  background: var(--color-stone);
  padding-block: 3rem;
  border-bottom: 3px solid var(--color-primary);
}

.intro-text {
  font-family: var(--font-heading);
  font-size: clamp(1.2rem, 2.5vw, 1.5rem);
  font-weight: 600;
  letter-spacing: 0.02em;
  text-align: center;
  color: var(--color-mid);
  max-width: 760px;
  margin-inline: auto;
}

/* ==========================================================================
   VALUE PROPS
   ========================================================================== */
.value-props {
  padding-block: 4rem;
  background: var(--color-white);
}

.vp-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2rem;
}

.vp-card {
  background: var(--color-light-bg);
  border-top: 4px solid var(--color-primary);
  border-radius: var(--radius);
  padding: 1.75rem 1.5rem;
  transition: box-shadow var(--transition), transform var(--transition);
}

.vp-card:hover {
  box-shadow: 0 6px 20px rgba(0,0,0,0.10);
  transform: translateY(-3px);
}

.vp-icon {
  width: 48px;
  height: 48px;
  color: var(--color-primary);
  margin-bottom: 1rem;
}

.vp-icon svg {
  width: 100%;
  height: 100%;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.75;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.vp-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 0.85rem;
  color: var(--color-dark);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.vp-card ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.vp-card li {
  font-size: 0.9rem;
  color: var(--color-mid);
  padding-left: 1rem;
  position: relative;
}

.vp-card li::before {
  content: '–';
  position: absolute;
  left: 0;
  color: var(--color-primary);
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer {
  background: var(--color-dark);
  color: rgba(255,255,255,0.75);
  padding-block: 1.75rem;
  border-top: 3px solid var(--color-primary);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-copy {
  font-size: 0.875rem;
}

.footer-nav {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.footer-nav a {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.75);
  transition: color var(--transition);
}

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

@media (max-width: 520px) {
  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* ==========================================================================
   PAGE HERO (shared for inner pages)
   ========================================================================== */
.page-hero {
  margin-top: var(--header-h);
  background: var(--color-dark);
  padding-block: 3.5rem;
  text-align: center;
  color: var(--color-white);
  border-bottom: 4px solid var(--color-primary);
}

.page-hero h1 {
  font-size: clamp(1.75rem, 5vw, 2.75rem);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.page-hero .page-tagline {
  margin-top: 0.5rem;
  font-size: 1rem;
  color: rgba(255,255,255,0.65);
}

/* ==========================================================================
   UEBER UNS
   ========================================================================== */
.ueber-uns-section {
  padding-block: 4rem;
  text-align: center;
}

.ueber-uns-section .section-heading {
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--color-dark);
}

.ueber-uns-section .tagline {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 1.75rem;
  letter-spacing: 0.05em;
}

.ueber-uns-section p {
  font-size: 1rem;
  color: var(--color-mid);
  max-width: 740px;
  margin-bottom: 1rem;
  margin-inline: auto;
}

/* Team cards */
.team-section {
  padding-block: 4rem;
  background: var(--color-stone);
}

.team-section h2 {
  font-size: 1.5rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 2.5rem;
  color: var(--color-dark);
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

@media (max-width: 600px) {
  .team-grid {
    grid-template-columns: 1fr;
    max-width: 320px;
    margin-inline: auto;
  }
}

.team-card {
  background: var(--color-white);
  border-radius: 6px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.07);
  overflow: hidden;
  text-align: center;
  display: flex;
  flex-direction: column;
}

.team-card .portrait-placeholder {
  width: 100%;
  aspect-ratio: 1 / 1;
  background: #e0e0e0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #9e9e9e;
  flex-shrink: 0;
}

.team-card .portrait-placeholder svg {
  width: 52px;
  height: 52px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.team-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-dark);
  margin: 1.25rem 1.25rem 0.25rem;
}

.team-card p {
  font-size: 0.875rem;
  color: var(--color-mid);
  margin: 0 1.25rem 0.75rem;
}

.team-card .team-phone {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  font-size: 0.875rem;
  color: var(--color-mid);
  text-decoration: none;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 1px;
  margin: 0 1.25rem 1.5rem;
  align-self: center;
}

.team-card .team-phone:hover {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

/* ==========================================================================
   LEISTUNGEN
   ========================================================================== */
.leistungen-section {
  padding-block: 4rem;
  text-align: center;
}

.leistungen-section .intro-para {
  font-size: 1rem;
  color: var(--color-mid);
  max-width: 700px;
  margin-bottom: 2.5rem;
  margin-inline: auto;
}

.leistungen-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 0.5rem 2rem;
}

.leistungen-grid li {
  padding: 0.65rem 0;
  border-bottom: 1px solid var(--color-border);
  font-size: 1rem;
  color: var(--color-mid);
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.leistungen-grid li::before {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-primary);
  flex-shrink: 0;
}

/* ==========================================================================
   REFERENZEN
   ========================================================================== */
.referenzen-section {
  padding-block: 4rem;
  text-align: center;
}

.referenzen-section .intro-para {
  font-size: 1rem;
  color: var(--color-mid);
  max-width: 700px;
  margin-bottom: 2.5rem;
  margin-inline: auto;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
}

.gallery-item {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--color-border);
  aspect-ratio: 4/3;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
  display: block;
}

.gallery-item:hover img {
  transform: scale(1.06);
}

/* Lightbox overlay */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.88);
  z-index: 9000;
  align-items: center;
  justify-content: center;
}

.lightbox.is-open {
  display: flex;
}

.lightbox img {
  max-width: 92vw;
  max-height: 88vh;
  border-radius: var(--radius);
  box-shadow: 0 8px 40px rgba(0,0,0,0.6);
}

.lightbox-close {
  position: absolute;
  top: 1rem;
  right: 1.5rem;
  font-size: 2.5rem;
  color: var(--color-white);
  line-height: 1;
  padding: 0.25rem 0.5rem;
  transition: color var(--transition);
}

.lightbox-close:hover {
  color: var(--color-primary);
}

/* ==========================================================================
   KONTAKT
   ========================================================================== */
.kontakt-section {
  padding-block: 4rem;
}

.kontakt-layout {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 3rem;
  align-items: start;
}

@media (max-width: 768px) {
  .kontakt-layout {
    grid-template-columns: 1fr;
  }
}

/* Adressblock */
.kontakt-info h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: var(--color-dark);
}

.kontakt-info address {
  font-style: normal;
  color: var(--color-mid);
  font-size: 0.97rem;
  line-height: 2;
}

.kontakt-info address a {
  color: var(--color-primary);
  transition: opacity var(--transition);
}

.kontakt-info address a:hover {
  opacity: 0.8;
}

/* Kontaktformular */
.kontakt-form-wrap h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--color-dark);
}

.kontakt-form-wrap .form-subline {
  font-size: 0.95rem;
  color: var(--color-mid);
  margin-bottom: 1.75rem;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

@media (max-width: 500px) {
  .form-row {
    grid-template-columns: 1fr;
  }
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.form-field label {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-dark);
}

.form-field input,
.form-field textarea {
  font-family: var(--font-base);
  font-size: 0.97rem;
  color: var(--color-dark);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 0.65rem 0.85rem;
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
  width: 100%;
}

.form-field input:focus,
.form-field textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(201,33,39,0.12);
}

.form-field textarea {
  resize: vertical;
  min-height: 130px;
}

.btn-submit {
  align-self: flex-start;
  background: var(--color-primary);
  color: var(--color-white);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.75rem 2rem;
  border-radius: var(--radius);
  transition: background var(--transition), transform var(--transition);
  border: none;
  cursor: pointer;
}

.btn-submit:hover {
  background: #a81920;
  transform: translateY(-1px);
}

/* Form status message */
.form-status {
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  font-size: 0.95rem;
  display: none;
}

.form-status.success {
  display: block;
  background: #e8f5e9;
  color: #2e7d32;
  border: 1px solid #a5d6a7;
}

.form-status.error {
  display: block;
  background: #ffebee;
  color: #c62828;
  border: 1px solid #ef9a9a;
}

/* ==========================================================================
   KONTAKT – Lieferanten & Rechnungen
   ========================================================================== */
.kontakt-lieferanten {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 2px solid var(--color-border);
}

.kontakt-lieferanten h3 {
  font-size: 1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
  color: var(--color-dark);
}

.kontakt-lieferanten p {
  font-size: 0.9rem;
  color: var(--color-mid);
  line-height: 1.6;
}

.kontakt-lieferanten a {
  color: var(--color-primary);
  transition: opacity var(--transition);
}

.kontakt-lieferanten a:hover {
  opacity: 0.8;
}

.kontakt-lieferanten em {
  display: block;
  font-size: 0.8rem;
  color: #999;
  margin-top: 0.2rem;
  font-style: italic;
}

/* ==========================================================================
   LEGAL PAGES (Impressum, Datenschutz, Cookie-Richtlinie)
   ========================================================================== */
.legal-section {
  padding-block: 4rem;
}

.legal-content {
  max-width: 800px;
}

.legal-content h2 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
  color: var(--color-dark);
  padding-bottom: 0.35rem;
  border-bottom: 2px solid var(--color-primary);
}

.legal-content h2:first-child {
  margin-top: 0;
}

.legal-content h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-top: 1.25rem;
  margin-bottom: 0.5rem;
  color: var(--color-dark);
}

.legal-content p {
  font-size: 0.97rem;
  color: var(--color-mid);
  margin-bottom: 0.75rem;
  line-height: 1.7;
}

.legal-content a {
  color: var(--color-primary);
  word-break: break-all;
}

.legal-content a:hover {
  text-decoration: underline;
}

.legal-content address {
  font-style: normal;
  line-height: 1.9;
  color: var(--color-mid);
  font-size: 0.97rem;
  margin-bottom: 0.75rem;
}

.legal-content .caps-block {
  font-size: 0.87rem;
  font-weight: 700;
  line-height: 1.7;
  color: var(--color-mid);
  margin-bottom: 0.75rem;
}

/* ==========================================================================
   SCROLL FADE-IN
   ========================================================================== */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in.is-visible {
  opacity: 1;
  transform: none;
}

/* Staggered value prop cards */
.vp-grid .vp-card.fade-in:nth-child(2) { transition-delay: 0.08s; }
.vp-grid .vp-card.fade-in:nth-child(3) { transition-delay: 0.16s; }
.vp-grid .vp-card.fade-in:nth-child(4) { transition-delay: 0.24s; }