/* ============================================================
   SUN-HOO | Solar Brutalism Design System
   Brand: SUN-HOO | Product: onBasic Balkonkraftwerk
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;500;600;700&family=Bebas+Neue&family=Space+Mono:wght@400;700&display=swap');

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

html {
  scroll-behavior: smooth;
}

:root {
  /* Basis */
  --c-bg:           #FAFAF7;      /* Rohes warmes Off-White */
  --c-bg-alt:       #F0EDE4;      /* Warmes sandiges Beige */
  --c-bg-dark:      #1A1200;      /* Fast-schwarzes Dunkelgelb — wie Sonnenfinsternis */
  --c-bg-card:      #FFFFFF;
  --c-bg-raw:       #EDE9DC;      /* Rohe Papier-Textur Farbe */

  /* Primär — Sonne/Solar */
  --c-sun:          #F5C800;      /* Sattes Sonnengelb — Hauptakzent */
  --c-sun-dk:       #C9A000;      /* Dunkleres Gold für Hover */
  --c-sun-lt:       #FFFCE8;      /* Sehr helles Gelb für Highlights */

  /* Sekundär — Energie/Strom */
  --c-energy:       #1A6B00;      /* Kräftiges Solargrün — Ökologie */
  --c-energy-lt:    #E8F5E3;

  /* Kontrast */
  --c-ink:          #0D0D0D;      /* Tiefschwarz für Headlines */
  --c-ink-sec:      #2A2A2A;
  --c-ink-muted:    #6B6055;      /* Warmes Muted-Grau */
  --c-border:       #0D0D0D;      /* SCHWARZE Borders — Brutalism */
  --c-border-light: #D4CDB8;

  /* CTA */
  --c-cta:          #F5C800;
  --c-cta-text:     #0D0D0D;
  --c-cta-hov:      #C9A000;

  /* Variablen */
  --border-thick:   3px solid #0D0D0D;
  --border-thin:    1px solid #0D0D0D;
  --radius:         0px;
  --shadow-raw:     4px 4px 0px #0D0D0D;
  --shadow-sun:     4px 4px 0px #F5C800;
  --transition:     all 0.2s ease;
  --container:      1200px;
  --section-py:     clamp(56px, 7vw, 100px);
}

body {
  background-color: var(--c-bg);
  color: var(--c-ink-sec);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 17px;
  line-height: 1.65;
  overflow-x: clip;
}

body.loaded {
  overflow-y: auto;
}

/* ── TYPOGRAPHY ── */
h1, h2, h3, .font-bebas {
  font-family: 'Bebas Neue', sans-serif;
  font-weight: 400;
  text-transform: uppercase;
  color: var(--c-ink);
}

h1 {
  font-size: clamp(4rem, 10vw, 8rem);
  line-height: 0.95;
  margin-bottom: 24px;
}

h2 {
  font-size: clamp(2.5rem, 6vw, 5rem);
  line-height: 1;
  margin-bottom: 40px;
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  line-height: 1.1;
  margin-bottom: 16px;
}

p {
  margin-bottom: 24px;
}

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

.font-mono {
  font-family: 'Space Mono', monospace;
}

a {
  color: var(--c-ink);
  text-decoration: none;
  transition: var(--transition);
}

.link-hover {
  display: inline-block;
  position: relative;
  font-weight: 700;
}
.link-hover::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 100%;
  height: 4px;
  background-color: var(--c-sun);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.3s ease;
}
.link-hover:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

/* ── GLOBALS & LAYOUT ── */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 clamp(16px, 4vw, 48px);
}

.section-py {
  padding-top: var(--section-py);
  padding-bottom: var(--section-py);
}

.section-divider {
  border-top: var(--border-thick);
}

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

.img-brutal {
  border: var(--border-thick);
  box-shadow: 2px 2px 0px rgba(0,0,0,0.1);
}

.text-white {
  color: #FFFFFF !important;
}
.text-sun {
  color: var(--c-sun) !important;
}
.bg-dark {
  background-color: var(--c-bg-dark) !important;
}
.bg-alt {
  background-color: var(--c-bg-alt) !important;
}
.bg-raw {
  background-color: var(--c-bg-raw) !important;
}

/* ── CARDS & BUTTONS ── */
.card {
  border: var(--border-thick);
  box-shadow: var(--shadow-raw);
  background: var(--c-bg-card);
  padding: 32px;
}

.tag {
  display: inline-block;
  background: var(--c-sun);
  color: var(--c-ink);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  padding: 6px 12px;
  border: var(--border-thick);
  margin-bottom: 24px;
}
.tag--dark {
  background: var(--c-ink);
  color: #FFF;
  border: 3px solid var(--c-sun);
}

.btn-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--c-sun);
  color: var(--c-cta-text);
  border: var(--border-thick);
  box-shadow: var(--shadow-raw);
  padding: 18px 36px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 18px;
  font-weight: 700;
  text-decoration: none;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  cursor: pointer;
  transition: var(--transition);
}
.btn-cta:hover {
  background: var(--c-sun-dk);
  box-shadow: none;
  transform: translate(4px, 4px);
}
.btn-cta--ghost {
  background: transparent;
  color: #FFF;
  border-color: #FFF;
  box-shadow: none;
}
.btn-cta--ghost:hover {
  background: #FFF;
  color: var(--c-ink);
  transform: translateY(-2px);
}
.btn-cta--full {
  display: flex;
  width: 100%;
  text-align: center;
}

/* ── PRELOADER ── */
#preloader {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: #FFFFFF;
  z-index: 99999;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  transition: opacity 0.4s ease;
}
.preloader-icon {
  font-size: 64px;
  color: var(--c-sun);
  animation: spin 6s linear infinite;
  margin-bottom: 16px;
}
.preloader-brand {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 32px;
  color: var(--c-ink);
  letter-spacing: 2px;
}
.preloader-text {
  font-size: 12px;
  color: var(--c-ink-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}
@keyframes spin {
  100% { transform: rotate(360deg); }
}

/* ── DISCLOSURE BAR ── */
.disclosure-bar {
  background: var(--c-sun);
  color: var(--c-ink);
  height: 38px;
  display: flex;
  justify-content: center;
  align-items: center;
  border-bottom: var(--border-thick);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0 16px;
  text-align: center;
}

/* ── NAVBAR ── */
.navbar {
  background: var(--c-bg);
  border-bottom: var(--border-thick);
  position: sticky;
  top: 0;
  z-index: 1005;
  transition: box-shadow 0.2s ease, transform 0.3s ease;
}
.navbar.is-sticky {
  box-shadow: 0 3px 0 #0D0D0D;
}
.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}
.nav-brand {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 32px;
  color: var(--c-ink);
  letter-spacing: 0.05em;
}
.nav-links {
  display: flex;
  gap: 32px;
  align-items: center;
}
.nav-link {
  font-weight: 600;
  text-transform: uppercase;
  font-size: 14px;
  letter-spacing: 1px;
}
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 1002;
}
.nav-toggle span {
  display: block;
  width: 30px;
  height: 3px;
  background: var(--c-ink);
  margin: 6px 0;
  transition: var(--transition);
}

.mobile-overlay {
  position: fixed;
  top: 0; right: -100%;
  width: 100%; height: 100vh;
  background: var(--c-sun);
  z-index: 1001;
  transition: right 0.4s ease;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 32px;
}
.mobile-overlay.is-active {
  right: 0;
}
.mobile-overlay .nav-link {
  font-size: 32px;
  font-family: 'Bebas Neue', sans-serif;
  letter-spacing: 2px;
}

@media (max-width: 900px) {
  .nav-links, .nav-cta {
    display: none;
  }
  .nav-toggle {
    display: block;
  }
  .nav-toggle.is-active span:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
  }
  .nav-toggle.is-active span:nth-child(2) {
    opacity: 0;
  }
  .nav-toggle.is-active span:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
  }
}

/* ── HERO ── */
.hero {
  border-bottom: 4px solid var(--c-sun);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 60px;
  align-items: center;
}
.hero-content {
  padding: 40px 0;
}
.hero-subtitle {
  color: var(--c-ink-muted);
  font-size: 18px;
  max-width: 500px;
  margin-bottom: 32px;
}
.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-bottom: 40px;
}
.stat-pill {
  font-family: 'Space Mono', monospace;
  font-weight: 700;
  color: #FFF;
  font-size: 18px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.stat-pill::before {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  background: var(--c-sun);
}
.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.hero-img-wrap img {
  border: var(--border-thick);
  box-shadow: var(--shadow-sun);
  width: 100%;
}

@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .hero-img-wrap {
    order: -1;
  }
}

/* ── NUMBERS STRIP ── */
.numbers-strip {
  background: var(--c-sun);
  border-bottom: var(--border-thick);
}
.numbers-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-left: var(--border-thick);
  border-right: var(--border-thick);
}
.number-box {
  padding: 40px 24px;
  text-align: center;
  border-right: var(--border-thick);
}
.number-box:last-child {
  border-right: none;
}
.num-val {
  font-family: 'Space Mono', monospace;
  font-size: clamp(40px, 5vw, 64px);
  font-weight: 700;
  line-height: 1;
  display: block;
  margin-bottom: 8px;
}
.num-label {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
}
@media (max-width: 768px) {
  .numbers-grid {
    grid-template-columns: 1fr 1fr;
  }
  .number-box:nth-child(2) { border-right: none; }
  .number-box:nth-child(1), .number-box:nth-child(2) { border-bottom: var(--border-thick); }
}

/* ── INTRO & PRODUCT ── */
.intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.product-parts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 40px;
}
.part-item {
  display: flex;
  gap: 12px;
  font-weight: 500;
}
.part-icon {
  color: var(--c-sun-dk);
  font-weight: 700;
}
@media (max-width: 768px) {
  .intro-grid, .product-parts {
    grid-template-columns: 1fr;
  }
}

/* ── FEATURES ── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 48px;
}
.feature-card {
  padding: 40px 32px;
  display: flex;
  flex-direction: column;
}
.feature-icon {
  width: 48px;
  height: 48px;
  background: var(--c-sun);
  border: var(--border-thick);
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 24px;
}
.feature-icon svg {
  width: 24px;
  height: 24px;
}
.feature-title {
  font-weight: 700;
  font-size: 20px;
  margin-bottom: 16px;
  color: var(--c-ink);
}
@media (max-width: 1024px) {
  .features-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px) {
  .features-grid { grid-template-columns: 1fr; }
}

/* ── SAVINGS ── */
.savings-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 60px;
  align-items: center;
}
.savings-callout {
  background: var(--c-sun);
  border: var(--border-thick);
  padding: 48px 32px;
  text-align: center;
  margin-bottom: 32px;
}
.savings-val {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(60px, 8vw, 100px);
  line-height: 0.9;
  color: var(--c-ink);
}
.savings-label {
  font-weight: 700;
  font-size: 20px;
  text-transform: uppercase;
}
.savings-img {
  border: 4px solid var(--c-sun);
}
@media (max-width: 768px) {
  .savings-grid { grid-template-columns: 1fr; }
}

/* ── REVIEWS ── */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 32px;
  margin-top: 48px;
}
.review-card {
  background: var(--c-bg);
  border: 3px solid var(--c-sun);
  box-shadow: 4px 4px 0 var(--c-sun);
  padding: 32px;
  color: var(--c-ink);
}
.stars {
  color: var(--c-sun-dk);
  font-size: 24px;
  margin-bottom: 16px;
  letter-spacing: 2px;
}
.review-text {
  font-weight: 500;
  font-size: 16px;
  margin-bottom: 24px;
}
.review-author {
  font-family: 'Space Mono', monospace;
  font-weight: 700;
  font-size: 14px;
  color: var(--c-ink);
}
.verified {
  display: inline-block;
  background: var(--c-energy);
  color: #FFF;
  font-size: 10px;
  padding: 2px 6px;
  margin-left: 8px;
  vertical-align: middle;
}

/* ── FAQ ── */
.faq-wrap {
  max-width: 800px;
  margin: 0 auto;
}
.faq-item {
  border: var(--border-thick);
  background: var(--c-bg-card);
  margin-bottom: 16px;
}
.faq-btn {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 24px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 18px;
  font-weight: 700;
  color: var(--c-ink);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.faq-btn::after {
  content: '+';
  font-family: 'Space Mono', monospace;
  font-size: 24px;
}
.faq-item.is-active {
  background: var(--c-sun-lt);
  border-left: 6px solid var(--c-sun);
}
.faq-item.is-active .faq-btn::after {
  content: '−';
}
.faq-content {
  display: none;
  padding: 0 24px 24px;
}

/* ── FINAL CTA ── */
.final-cta {
  text-align: center;
}
.final-cta h2 {
  margin-bottom: 16px;
}
.final-cta .hero-subtitle {
  margin: 0 auto 40px;
  color: var(--c-ink);
}

/* ── FOOTER ── */
.footer {
  border-top: 4px solid var(--c-sun);
  padding: 80px 0 40px;
  color: #FFF;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
  margin-bottom: 60px;
}
.footer-logo {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 40px;
  color: var(--c-sun);
  margin-bottom: 16px;
  display: block;
}
.footer-title {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 24px;
  color: #FFF;
  margin-bottom: 24px;
}
.footer-links {
  list-style: none;
}
.footer-links li {
  margin-bottom: 12px;
}
.footer-links a {
  color: #D4CDB8;
  font-size: 15px;
}
.footer-links a:hover {
  color: var(--c-sun);
}
.footer-bottom {
  border-top: 1px solid #333;
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  color: #888;
}
.footer-bottom a {
  color: var(--c-sun);
  margin-left: 16px;
}
@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; gap: 16px; }
}
@media (max-width: 600px) {
  .footer-grid { grid-template-columns: 1fr; }
}

/* ── EDITORIAL / REVIEW PAGE ── */
.article-layout {
  max-width: 820px;
  margin: 0 auto;
}
.article-header {
  margin-bottom: 40px;
}
.article-meta {
  font-family: 'Space Mono', monospace;
  font-size: 13px;
  color: var(--c-ink-muted);
  border-top: var(--border-thick);
  border-bottom: var(--border-thick);
  padding: 16px 0;
  margin: 24px 0 40px;
}
.article-content h2 {
  margin: 60px 0 24px;
  font-size: clamp(2rem, 5vw, 3.5rem);
}
.article-content h3 {
  margin: 40px 0 16px;
}
.article-content ul, .article-content ol {
  margin-bottom: 24px;
  padding-left: 24px;
}
.article-content li {
  margin-bottom: 8px;
}
.spec-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 40px;
  border: var(--border-thick);
}
.spec-table th, .spec-table td {
  padding: 16px;
  border: 1px solid var(--c-border);
  text-align: left;
}
.spec-table th {
  background: var(--c-bg-alt);
  font-family: 'Space Mono', monospace;
}
.pros-cons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 40px;
}
.pros-box, .cons-box {
  padding: 24px;
  border: var(--border-thick);
}
.pros-box { background: var(--c-energy-lt); }
.cons-box { background: #FFF0F0; }
.pros-box h3, .cons-box h3 { margin-top: 0; font-size: 24px; }
.cta-box {
  background: var(--c-sun);
  border: var(--border-thick);
  padding: 40px;
  text-align: center;
  margin: 60px 0;
}
@media (max-width: 600px) {
  .pros-cons { grid-template-columns: 1fr; }
}

/* ── ORDER PAGE ── */
.order-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 60px;
  align-items: start;
}
.gallery-main {
  border: var(--border-thick);
  margin-bottom: 16px;
  background: #FFF;
  height: 500px;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
}
.gallery-main img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.gallery-thumbs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}
.thumb {
  border: var(--border-thick);
  cursor: pointer;
  opacity: 0.7;
  transition: var(--transition);
  height: 80px;
  background: #FFF;
}
.thumb img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.thumb:hover, .thumb.is-active {
  opacity: 1;
  border-color: var(--c-sun);
}
.sticky-card {
  position: sticky;
  top: 120px;
}
.price-display {
  font-family: 'Space Mono', monospace;
  font-size: 48px;
  font-weight: 700;
  color: var(--c-ink);
  margin-bottom: 24px;
}
.trust-list {
  list-style: none;
  padding: 0;
  margin: 24px 0;
  font-size: 14px;
  font-weight: 600;
}
.trust-list li {
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.trust-list svg {
  color: var(--c-energy);
}
.affiliate-disclosure {
  font-size: 12px;
  color: var(--c-ink-muted);
  text-align: center;
  margin-top: 16px;
  font-style: italic;
}
@media (max-width: 900px) {
  .order-grid { grid-template-columns: 1fr; }
  .sticky-card { position: relative; top: 0; }
  .gallery-main { height: 350px; }
}

/* ── CONTACT FORM ── */
.contact-wrap {
  max-width: 600px;
}
.form-group {
  margin-bottom: 24px;
}
.form-label {
  display: block;
  font-family: 'Space Mono', monospace;
  font-weight: 700;
  margin-bottom: 8px;
}
.form-control {
  width: 100%;
  padding: 16px;
  border: var(--border-thick);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 16px;
  background: #FFF;
  color: var(--c-ink);
  transition: border-color 0.2s;
}
.form-control:focus {
  outline: none;
  border-color: var(--c-sun);
}
textarea.form-control {
  min-height: 150px;
  resize: vertical;
}
.form-success {
  display: none;
  background: var(--c-energy-lt);
  border: 3px solid var(--c-energy);
  padding: 24px;
  margin-bottom: 24px;
  font-weight: 700;
  color: var(--c-energy);
}

/* ── COOKIE POPUP ── */
.cookie-popup {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 380px;
  max-width: calc(100% - 48px);
  background: var(--c-ink);
  color: #FFF;
  border: 4px solid var(--c-sun);
  padding: 32px;
  z-index: 9999;
  transform: translateY(150%);
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
.cookie-popup.is-visible {
  transform: translateY(0);
}
.cookie-title {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 28px;
  color: var(--c-sun);
  margin-bottom: 12px;
}
.cookie-text {
  font-size: 14px;
  margin-bottom: 24px;
  line-height: 1.5;
}
.cookie-actions {
  display: flex;
  gap: 12px;
}
.btn-cookie {
  flex: 1;
  padding: 12px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 14px;
  font-weight: 700;
  text-transform: uppercase;
  border: 2px solid #FFF;
  background: transparent;
  color: #FFF;
  cursor: pointer;
  transition: var(--transition);
}
.btn-cookie--accept {
  background: var(--c-sun);
  color: var(--c-ink);
  border-color: var(--c-sun);
}
.btn-cookie--accept:hover {
  background: var(--c-sun-dk);
  border-color: var(--c-sun-dk);
}
.btn-cookie:hover {
  background: #FFF;
  color: var(--c-ink);
}

/* ── LEGAL PAGES ── */
.legal-content h2 {
  font-size: 36px;
  margin: 40px 0 20px;
}
.legal-content h3 {
  font-size: 24px;
  margin: 30px 0 16px;
}
.legal-content p {
  margin-bottom: 16px;
}

/* ── ANIMATIONS ── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}