:root {
  --brand-ink: #103f46;
  --brand-deep: #0a262c;
  --brand-accent: #22a16f;
  --brand-accent-soft: #8ed0a6;
  --brand-sand: #f3f1eb;
  --brand-sun: #ffd166;
  --text-main: #182126;
  --text-soft: #4b5a61;
  --white: #ffffff;
  --shadow: 0 20px 50px rgba(10, 38, 44, 0.15);
  --radius: 18px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Sora", "Segoe UI", sans-serif;
  color: var(--text-main);
  background:
    radial-gradient(circle at 8% 8%, rgba(142, 208, 166, 0.32), transparent 34%),
    radial-gradient(circle at 92% 14%, rgba(255, 209, 102, 0.24), transparent 36%),
    var(--brand-sand);
  line-height: 1.6;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  opacity: 0.08;
  background-image: radial-gradient(#103f46 0.6px, transparent 0.6px);
  background-size: 14px 14px;
}

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

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

.container {
  width: min(1120px, 92vw);
  margin: 0 auto;
}

.skip-link {
  position: absolute;
  left: -9999px;
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
  background: var(--brand-deep);
  color: var(--white);
  padding: 0.65rem 1rem;
  border-radius: 10px;
  z-index: 30;
}

.topbar {
  background: linear-gradient(90deg, #0b3037, #114a54);
  color: rgba(255, 255, 255, 0.84);
  font-size: 0.9rem;
  padding: 0.55rem 0;
}

.topbar-inner {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(8px);
  background: rgba(243, 241, 235, 0.92);
  border-bottom: 1px solid rgba(16, 63, 70, 0.08);
}

.home-page .site-header {
  background: transparent;
  border-bottom-color: transparent;
  backdrop-filter: none;
}

.home-page .site-header.scrolled {
  background: rgba(10, 38, 44, 0.94);
  border-bottom-color: rgba(255, 255, 255, 0.16);
  backdrop-filter: blur(8px);
}

.home-page .site-header.scrolled .brand strong,
.home-page .site-header.scrolled .brand span,
.home-page .site-header.scrolled .nav-links a:not(.btn) {
  color: #ffffff;
}

.home-page .site-header .nav-wrap {
  background: transparent;
  border: 0;
  box-shadow: none;
  border-radius: 0;
}

.home-page .site-header:not(.scrolled) .brand strong,
.home-page .site-header:not(.scrolled) .brand span,
.home-page .site-header:not(.scrolled) .nav-links a:not(.btn) {
  color: #ffffff;
}

.home-page .site-header:not(.scrolled) .nav-toggle {
  background: rgba(255, 255, 255, 0.18);
  border: 1px solid rgba(255, 255, 255, 0.34);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.8rem 0;
  gap: 1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
}

.brand img {
  width: 58px;
  height: 58px;
  padding: 6px 10px;
  border-radius: 10px;
  object-fit: contain;
  background: var(--white);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.brand strong {
  display: block;
  font-family: "Space Grotesk", "Sora", sans-serif;
  letter-spacing: 0.02em;
  font-size: 0.98rem;
}

.brand span {
  color: var(--text-soft);
  font-size: 0.82rem;
}

.nav-toggle {
  border: 0;
  background: var(--brand-deep);
  color: var(--white);
  border-radius: 9px;
  padding: 0.5rem 0.75rem;
  font-size: 0.95rem;
}

.nav-links {
  display: none;
  position: absolute;
  left: 0;
  right: 0;
  top: 100%;
  background: var(--white);
  border-bottom: 1px solid rgba(16, 63, 70, 0.1);
  padding: 1rem 1.2rem;
  box-shadow: var(--shadow);
}

.nav-links.open {
  display: grid;
  gap: 0.8rem;
}

.nav-links a {
  font-weight: 600;
  color: var(--brand-ink);
}

.nav-links a:not(.btn) {
  position: relative;
}

.nav-links a:not(.btn)::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -3px;
  height: 2px;
  transform: scaleX(0);
  transform-origin: left;
  background: var(--brand-accent);
  transition: transform 0.22s ease;
}

.nav-links a:not(.btn):hover::after {
  transform: scaleX(1);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.8rem 1.15rem;
  border-radius: 999px;
  border: 0;
  font-weight: 700;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn-primary {
  background: linear-gradient(130deg, var(--brand-accent), #0f8f61);
  color: var(--white);
  box-shadow: 0 12px 24px rgba(34, 161, 111, 0.25);
}

.btn-secondary {
  background: rgba(16, 63, 70, 0.1);
  color: var(--brand-deep);
}

.btn:hover {
  transform: translateY(-2px);
}

.hero {
  padding: clamp(2.5rem, 5vw, 5rem) 0;
}

.hero-video {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  color: #fff;
  margin-top: -82px;
  padding-top: 82px;
  overflow: hidden;
  border-radius: 0;
}

.hero-video-media {
  position: absolute;
  inset: 0;
  z-index: 0;
  background: #0a262c url("../assets/img/photovoltaic/pv-3.jpg") center/cover no-repeat;
}

.hero-video-element {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-video-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  border-radius: 0;
  background: linear-gradient(95deg, rgba(8, 25, 40, 0.78) 0%, rgba(8, 25, 40, 0.35) 40%, rgba(8, 25, 40, 0) 65%);
}

.hero-video-content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-align: left;
  padding: clamp(2.4rem, 6vw, 5.2rem) clamp(1rem, 4vw, 2.4rem);
  max-width: 620px;
}

.hero-video-content h1 {
  margin: 0 0 0.9rem;
  line-height: 1.1;
  font-family: "Space Grotesk", "Sora", sans-serif;
  font-size: clamp(2rem, 6.2vw, 4.2rem);
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.45);
}

.hero-video-content p {
  margin: 0;
  max-width: 68ch;
  color: rgba(255, 255, 255, 0.93);
  font-size: clamp(1rem, 2.2vw, 1.25rem);
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.45);
}

.hero-video-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 1.25rem;
}

.btn-glass {
  background: rgba(255, 255, 255, 0.18);
  border: 1px solid rgba(255, 255, 255, 0.34);
  color: #fff;
  backdrop-filter: blur(8px);
}

.hero-video-trust {
  margin-top: 0.95rem;
  font-weight: 600;
  font-size: clamp(0.86rem, 1.8vw, 1rem);
  color: rgba(255, 255, 255, 0.9);
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.45);
}

.hero-grid {
  display: grid;
  gap: 1.5rem;
  align-items: stretch;
}

.hero-card {
  background: linear-gradient(165deg, rgba(255, 255, 255, 0.92), rgba(255, 255, 255, 0.78));
  padding: 1.5rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid rgba(16, 63, 70, 0.12);
}

.hero-media {
  padding: 0;
  overflow: hidden;
}

.hero-media img {
  width: 100%;
  height: 100%;
  min-height: 320px;
  object-fit: cover;
  aspect-ratio: 16 / 11;
}

.hero-video-shell {
  position: relative;
  min-height: 320px;
  border-radius: var(--radius);
  overflow: hidden;
  background: linear-gradient(160deg, #0a262c, #114a54);
}

.hero-video-shell::before {
  content: "";
  position: absolute;
  inset: 0;
  background: url("../assets/img/photovoltaic/pv-3.jpg") center/cover no-repeat;
  opacity: 0.35;
}

.hero-video-shell video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-video-shell .hero-video-overlay {
  position: absolute;
  left: 1rem;
  right: 1rem;
  bottom: 1rem;
  z-index: 2;
  background: rgba(10, 38, 44, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(6px);
  border-radius: 12px;
  color: #fff;
  padding: 0.8rem 0.95rem;
}

.hero-video-shell .hero-video-overlay strong {
  display: block;
  font-family: "Space Grotesk", sans-serif;
  margin-bottom: 0.2rem;
}

.hero-video-shell .hero-video-overlay span {
  font-size: 0.86rem;
  opacity: 0.9;
}

.hero h1,
.page-hero h1 {
  font-family: "Space Grotesk", "Sora", sans-serif;
  line-height: 1.15;
  font-size: clamp(1.9rem, 4.6vw, 3.1rem);
  margin: 0 0 0.9rem;
}

.highlight {
  color: var(--brand-accent);
}

.lead {
  font-size: 1.04rem;
  color: var(--text-soft);
}

.stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8rem;
  margin-top: 1rem;
}

.stat {
  background: var(--white);
  padding: 0.85rem;
  border-radius: 12px;
}

.stat strong {
  display: block;
  color: var(--brand-ink);
  font-size: 1.25rem;
}

.badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin: 1rem 0 0;
}

.badge {
  padding: 0.5rem 0.8rem;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 700;
  background: #e6f6ef;
  color: #0f5f42;
}

.section {
  padding: clamp(2.2rem, 4vw, 4.2rem) 0;
}

.section-title {
  font-family: "Space Grotesk", "Sora", sans-serif;
  font-size: clamp(1.45rem, 3vw, 2.1rem);
  margin: 0 0 0.35rem;
}

.section-subtitle {
  margin: 0 0 1.25rem;
  color: var(--text-soft);
}

.cards {
  display: grid;
  gap: 1rem;
}

.card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid rgba(16, 63, 70, 0.08);
  display: flex;
  flex-direction: column;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 24px 44px rgba(10, 38, 44, 0.2);
}

.card img {
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.card:hover img {
  transform: scale(1.04);
}

.card-body {
  padding: 1rem;
}

.card h3 {
  margin: 0 0 0.45rem;
  font-size: 1.1rem;
}

.card p {
  margin: 0 0 0.9rem;
  color: var(--text-soft);
}

.story {
  background: linear-gradient(145deg, #103f46, #0c3238);
  color: rgba(255, 255, 255, 0.92);
  border-radius: var(--radius);
  padding: 1.5rem;
}

.story h2 {
  margin-top: 0;
}

.notice {
  border-left: 4px solid var(--brand-sun);
  padding-left: 0.9rem;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem;
}

.gallery-grid figure {
  margin: 0;
  border-radius: 16px;
  overflow: hidden;
  position: relative;
  box-shadow: var(--shadow);
}

.gallery-grid img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  transition: transform 0.45s ease;
}

.gallery-grid figure:hover img {
  transform: scale(1.05);
}

.gallery-grid figcaption {
  position: absolute;
  left: 0.65rem;
  right: auto;
  bottom: 0.65rem;
  background: rgba(10, 38, 44, 0.78);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 999px;
  backdrop-filter: blur(4px);
  color: #fff;
  padding: 0.38rem 0.72rem;
  font-size: 0.78rem;
  line-height: 1.2;
  max-width: calc(100% - 1.3rem);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.partner {
  background: rgba(16, 63, 70, 0.07);
  border: 1px solid rgba(16, 63, 70, 0.14);
  padding: 0.8rem 1rem;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  margin-top: 0.8rem;
}

.partner a:hover {
  color: var(--brand-accent);
}

.section-muted {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.4), rgba(255, 255, 255, 0.16));
  border-top: 1px solid rgba(16, 63, 70, 0.08);
  border-bottom: 1px solid rgba(16, 63, 70, 0.08);
}

.trust-grid {
  display: grid;
  gap: 0.9rem;
}

.trust-item {
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(16, 63, 70, 0.1);
  border-radius: 14px;
  padding: 1rem;
}

.trust-item strong {
  font-family: "Space Grotesk", sans-serif;
  color: var(--brand-ink);
  display: block;
}

.partner-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 0.75rem;
}

.partner-strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.7rem;
  margin-top: 0.9rem;
  padding-top: 0.9rem;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.partner-strip-label {
  color: #fff;
  font-weight: 700;
  font-family: "Space Grotesk", sans-serif;
}

.partner-strip .partner-list {
  margin-top: 0;
}

.partner-strip .partner-list img {
  max-height: 30px;
  background: #fff;
  border-radius: 9px;
  padding: 4px 8px;
}

.partner-membership {
  margin-left: auto;
  color: #fff;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.partner img,
.partner-list img {
  width: auto;
  max-height: 32px;
  object-fit: contain;
}

.partner strong {
  font-family: "Space Grotesk", sans-serif;
  letter-spacing: 0.03em;
}

.cta-box {
  background: linear-gradient(145deg, var(--brand-accent), #169364);
  color: var(--white);
  padding: 1.5rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.cta-box p {
  margin-top: 0.3rem;
}

.form-grid {
  display: grid;
  gap: 0.8rem;
}

label {
  font-weight: 600;
  font-size: 0.94rem;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid rgba(16, 63, 70, 0.2);
  border-radius: 12px;
  padding: 0.75rem;
  font: inherit;
  background: #fff;
}

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

.checkbox {
  display: flex;
  align-items: flex-start;
  gap: 0.55rem;
  font-size: 0.9rem;
  color: var(--text-soft);
}

.checkbox input {
  width: auto;
  margin-top: 0.1rem;
}

.map {
  border: 0;
  width: 100%;
  min-height: 280px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.site-footer {
  background: var(--brand-deep);
  color: rgba(255, 255, 255, 0.86);
  margin-top: 2rem;
  padding: 2.2rem 0 1rem;
}

.footer-grid {
  display: grid;
  gap: 1rem;
}

.footer-title {
  margin: 0 0 0.4rem;
  color: #fff;
  font-family: "Space Grotesk", sans-serif;
}

.small {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.67);
  margin-top: 1.2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding-top: 0.8rem;
}

.legal-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 0.6rem;
}

.legal-links a {
  text-decoration: underline;
  text-underline-offset: 2px;
}

.legal-note {
  background: rgba(16, 63, 70, 0.07);
  border: 1px solid rgba(16, 63, 70, 0.14);
  padding: 1rem;
  border-radius: 12px;
}

.cookie-banner {
  position: fixed;
  left: 1rem;
  right: 1rem;
  bottom: 1rem;
  z-index: 40;
  background: #ffffff;
  border: 1px solid rgba(16, 63, 70, 0.2);
  border-radius: 14px;
  box-shadow: var(--shadow);
  padding: 1rem;
}

.cookie-banner p {
  margin: 0 0 0.75rem;
  color: var(--text-soft);
  font-size: 0.92rem;
}

.cookie-actions {
  display: flex;
  gap: 0.55rem;
  flex-wrap: wrap;
}

.cookie-actions button {
  cursor: pointer;
}

.fade-up {
  opacity: 0;
  transform: translateY(16px);
  animation: fadeUp 0.55s ease forwards;
}

.fade-delay-1 { animation-delay: 0.1s; }
.fade-delay-2 { animation-delay: 0.2s; }
.fade-delay-3 { animation-delay: 0.3s; }

@keyframes fadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (min-width: 760px) {
  .nav-toggle {
    display: none;
  }

  .nav-links {
    position: static;
    display: flex;
    gap: 1rem;
    align-items: center;
    box-shadow: none;
    border: 0;
    padding: 0;
    background: transparent;
  }

  .hero-grid,
  .content-grid,
  .footer-grid,
  .contact-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.2rem;
    align-items: start;
  }

  .cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .gallery-grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }

  .gallery-grid figure {
    grid-column: span 4;
  }

  .gallery-grid figure:nth-child(1),
  .gallery-grid figure:nth-child(7) {
    grid-column: span 8;
  }

  .gallery-grid figure:nth-child(5n) {
    grid-column: span 6;
  }

  .trust-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .form-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .form-grid .full {
    grid-column: 1 / -1;
  }
}

@media (max-width: 759px) {
  .partner-membership {
    margin-left: 0;
    width: 100%;
  }
}

@media (max-width: 759px) {
  .home-page .site-header:not(.scrolled) .nav-links a:not(.btn) {
    color: var(--brand-ink);
  }

  .hero-video {
    min-height: 88vh;
    margin-top: -74px;
    padding-top: 74px;
  }

  .hero-video-overlay {
    background: rgba(8, 25, 40, 0.55);
  }

  .hero-video-content {
    max-width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero-video-element {
    display: none;
  }

  .hero-video-media {
    background: #103f46 url("../assets/img/photovoltaic/pv-3.jpg") center/cover no-repeat;
  }
}

@media (min-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1.12fr 0.88fr;
  }

  .cards.services {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .hero-card {
    padding: 2rem;
  }
}