/* GoldenCrest Solar – tech_futuristic style – Comprehensive CSS */
/* RESET & NORMALIZE */
html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, u, i, center,
dl, dt, dd, menu, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, embed,
figure, figcaption, footer, header, hgroup,
main, menu, nav, output, ruby, section, summary,
time, mark, audio, video {
  margin: 0;
  padding: 0;
  border: 0;
  font-size: 100%;
  font: inherit;
  vertical-align: baseline;
  box-sizing: border-box;
}
article, aside, details, figcaption, figure,
footer, header, hgroup, main, menu, nav, section {
  display: block;
}
body {
  line-height: 1.5;
  background: #111e16;
  color: #f6f6f6;
  font-family: 'Roboto', Arial, sans-serif;
  min-height: 100vh;
  letter-spacing: 0.01em;
}
img {
  max-width: 10%;
  height: auto;
  vertical-align: middle;
}
a {
  color: #FAC83F;
  text-decoration: none;
  transition: color 0.25s;
}
a:hover, a:focus {
  color: #00ffd7;
}
ul, ol {
  padding-left: 24px;
}
strong {
  font-weight: 700;
}

/* TYPOGRAPHY */
h1, h2, h3, h4, h5, h6 {
  font-family: 'Montserrat', 'Roboto', Arial, sans-serif;
  letter-spacing: 0.015em;
  color: #FAC83F;
  line-height: 1.1;
}
h1 {
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: 16px;
}
h2 {
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 16px;
}
h3 {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 10px;
  color: #fffdc1;
}
h4, h5, h6 {
  font-size: 1rem;
  font-weight: 700;
  color: #d7ffe9;
}
p, li {
  font-size: 1rem;
  color: #f6f6f6;
  margin-bottom: 10px;
}
@media (min-width: 600px) {
  h1 { font-size: 2.8rem; }
  h2 { font-size: 2rem; }
  h3 { font-size: 1.4rem; }
}

/* BRAND COLORS (with helpful variables) */
:root {
  --color-primary: #185D36;
  --color-primary-dark: #0d3a1f;
  --color-secondary: #FAC83F;
  --color-accent: #F6F6F6;
  --color-neon: #00ffd7;
  --color-bg: #111e16;
  --color-surface: #172a22;
  --color-surface-light: #20392e;
  --color-footer: #102018;
  --color-card: #182921;
  --color-shadow: rgba(0, 255, 215, 0.07);
}

/* LAYOUT CONTAINER */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}
.content-wrapper {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.text-section {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.section {
  margin-bottom: 60px;
  padding: 40px 20px;
  background: var(--color-surface);
  border-radius: 18px;
  box-shadow: 0 2px 32px var(--color-shadow), 0 0 0 1.5px #185d36;
}

/* HEADER */
header {
  width: 100%;
  background: #091712;
  box-shadow: 0 8px 32px rgba(0, 255, 215, 0.03);
  border-bottom: 1.5px solid #185d36;
  z-index: 1050;
}
header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px 20px;
}
header img {
  height: 44px;
}
header nav {
  display: flex;
  gap: 28px;
  align-items: center;
}
header nav a {
  color: #d7ffe9;
  font-size: 1rem;
  font-family: 'Montserrat', Arial, sans-serif;
  padding: 6px 6px;
  transition: color 0.2s;
}
header nav a:hover, header nav a:focus {
  color: var(--color-neon);
}
.cta-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(90deg, #fac83f 0%, #00ffd7 100%);
  color: #1b300d;
  font-size: 1rem;
  font-family: 'Montserrat', Arial, sans-serif;
  font-weight: 700;
  border: none;
  border-radius: 999px;
  padding: 12px 30px;
  box-shadow: 0 0 14px #00ffd7, 0 4px 24px 0 rgba(8,32,24,0.13);
  cursor: pointer;
  text-shadow: 0 0 3px #fff;
  letter-spacing: 0.03em;
  position: relative;
  z-index: 1;
  transition: background 0.4s, color 0.2s, box-shadow 0.2s;
  margin-left: 16px;
}
.cta-btn:hover, .cta-btn:focus {
  background: linear-gradient(90deg, #00ffd7 0%, #fac83f 100%);
  color: #185d36;
  box-shadow: 0 0 12px #fac83f, 0 3px 12px 0 rgba(0,255,215,0.20);
  outline: none;
}

/* MOBILE MENU BUTTON */
.mobile-menu-toggle {
  display: none;
  position: fixed;
  right: 18px;
  top: 18px;
  width: 42px;
  height: 42px;
  background: linear-gradient(90deg,#0d3a1f 60%,#20ffe1 110%);
  border: none;
  border-radius: 50%;
  color: #fac83f;
  font-size: 2rem;
  z-index: 2001;
  box-shadow: 0 0 8px #00ffd759;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  transition: background 0.2s, box-shadow 0.22s;
}
.mobile-menu-toggle:focus {
  outline: 2px solid #00ffd7;
  box-shadow: 0 0 0 4px #185d36;
}
@media (max-width: 900px) {
  header nav, .cta-btn {
    display: none;
  }
  .mobile-menu-toggle {
    display: flex;
  }
}

/* MOBILE MENU OVERLAY */
.mobile-menu {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: flex-start;
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  width: 100vw;
  background: rgba(18,45,35, 0.98);
  backdrop-filter: blur(3.5px);
  z-index: 2500;
  transform: translateX(-100%);
  transition: transform 0.36s cubic-bezier(.86,.01,.18,1.01);
  box-shadow: 0 0 36px #00ffd762, 0 0 0 1.5px #1ae398;
}
.mobile-menu.open {
  transform: translateX(0);
}
.mobile-menu-close {
  align-self: flex-end;
  margin: 19px 28px 13px 0;
  background: none;
  border: none;
  color: #00ffd7;
  font-size: 2.1rem;
  cursor: pointer;
  transition: color 0.2s;
  z-index: 3;
}
.mobile-menu-close:hover, .mobile-menu-close:focus {
  color: #fac83f;
  outline: none;
}
.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 20px;
  width: 100%;
  padding: 36px 32px 18px 36px;
}
.mobile-nav a {
  color: #fff;
  font-size: 1.25rem;
  font-family: 'Montserrat',Arial,sans-serif;
  font-weight: 700;
  letter-spacing: 0.02em;
  margin-bottom: 5px;
  padding: 12px 0 12px 0;
  border-bottom: 1.2px solid rgba(250,200,63,0.07);
  transition: color 0.2s, background 0.22s;
}
.mobile-nav a:active, .mobile-nav a:hover {
  color: #00ffd7;
}
@media (min-width: 901px) {
  .mobile-menu,
  .mobile-menu-toggle {
    display: none !important;
  }
}

/* MAIN SECTIONS & FLEX LAYOUTS */
main {
  margin-top: 0;
  margin-bottom: 0;
  display: flex;
  flex-direction: column;
  gap: 28px;
}
section {
  margin-bottom: 60px;
  padding: 40px 20px;
  background: var(--color-surface-light);
  border-radius: 18px;
  box-shadow: 0 2px 22px var(--color-shadow);
}

.section {
  /* for .section, as mandated */
  margin-bottom: 60px;
  padding: 40px 20px;
}
@media (max-width: 768px) {
  section, .section {
    padding: 22px 6px;
    margin-bottom: 34px;
  }
}

.feature-grid,
.service-list,
.faq-list,
.step-list,
.category-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
}
.feature-grid li, .service-list li, .faq-list li, .step-list li {
  background: var(--color-card);
  border-radius: 16px;
  box-shadow: 0 2px 16px var(--color-shadow);
  padding: 26px 22px 18px 22px;
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  min-width: 230px;
  flex: 1 1 235px;
  max-width: 330px;
  transition: box-shadow 0.18s, background 0.15s;
  border: 1.4px solid #233f31;
}
.feature-grid li:hover,
.service-list li:hover,
.faq-list li:hover {
  background: #20392e;
  box-shadow: 0 0 20px 3px #00ffd7;
}
.feature-grid img, .service-list img {
  width: 56px;
  height: 56px;
  margin-bottom: 16px;
}
.step-list {
  flex-direction: row;
  gap: 24px;
}
.step-list li {
  flex: 1 1 180px;
  max-width: 230px;
  border-left: 5px solid #00ffd7;
}
.category-tabs {
  flex-direction: row;
  gap: 12px;
  margin-top: 10px;
}
.category-tabs li {
  background: #155d3f;
  color: #fffbe1;
  border-radius: 999px;
  padding: 8px 18px;
  font-size: 1rem;
  font-weight: 700;
  box-shadow: 0 0 8px #00ffd719;
  border: 1.2px solid #21c99e;
  cursor: pointer;
  transition: background 0.19s, color 0.19s;
}
.category-tabs li:hover {
  background: #00ffd7;
  color: #185d36;
}

/* TESTIMONIAL CARDS */
.testimonial-card {
  display: flex;
  align-items: center;
  gap: 20px;
  background: #a09a9a;
  color: #121921;
  border-radius: 15px;
  padding: 20px 30px;
  margin-bottom: 20px;
  box-shadow: 0 2px 16px #1ae39812;
  border-left: 4px solid #fac83f;
  max-width: 640px;
  word-break: break-word;
  transition: box-shadow 0.16s, background 0.15s;
}
.testimonial-card strong {
  color: #185d36;
}
.testimonial-card:hover {
  box-shadow: 0 4px 26px 2px #00ffd7;
  background: #f8fbf6;
}

/* FLEX CONTAINER SYSTEMS */
.card-container {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
}
.card {
  margin-bottom: 20px;
  position: relative;
  background: var(--color-card);
  border-radius: 15px;
  box-shadow: 0 4px 24px var(--color-shadow);
  padding: 28px 22px;
}
.content-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: space-between;
}
.text-image-section {
  display: flex;
  align-items: center;
  gap: 30px;
  flex-wrap: wrap;
}
.feature-item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 15px;
}

/* RESPONSIVE FLEX ADAPTIONS */
@media (max-width: 900px) {
  .content-grid, .card-container, .feature-grid, .service-list, .text-image-section,
  .step-list, .category-tabs {
    flex-direction: column;
    gap: 20px;
    align-items: stretch;
  }
  .feature-grid li, .service-list li, .card, .testimonial-card,
  .faq-list li, .step-list li {
    max-width: 100%;
    min-width: unset;
    width: 100%;
  }
}

/* FOOTER */
footer {
  background: var(--color-footer);
  padding: 35px 0 25px 0;
  width: 100%;
  box-shadow: 0 -2px 32px var(--color-shadow);
}
footer .container {
  display: flex;
  flex-direction: column;
  gap: 18px;
  align-items: center;
}
footer nav {
  display: flex;
  gap: 24px;
  margin-bottom: 8px;
}
footer nav a {
  color: #fac83f;
  font-weight: 600;
  font-family: 'Montserrat', sans-serif;
  font-size: 1rem;
  letter-spacing: 0.02em;
}
footer nav a:hover {
  color: #00ffd7;
}
footer .text-section {
  color: #d7ffe9;
  font-size: 0.98rem;
  text-align: center;
  font-family: 'Roboto', Arial, sans-serif;
}
@media (max-width: 768px) {
  footer .container {
    padding-left: 6px;
    padding-right: 6px;
  }
  footer nav {
    flex-direction: column;
    gap: 12px;
    align-items: center;
  }
}

/* BUTTONS */
button, input[type="submit"], .cta-btn {
  box-shadow: 0 1.5px 7px #00ffd721;
  outline: none;
}
button:focus, .cta-btn:focus {
  outline: 2px solid #00ffd7;
  outline-offset: 1px;
}

/* GENERAL CARD SHADOWS FOR MODERNITY */
.card, .feature-grid li, .service-list li, .faq-list li, .step-list li {
  transition: box-shadow 0.16s, background 0.22s;
}
.card:hover {
  box-shadow: 0 0 24px #00ffd7, 0 8px 32px rgba(6,255,220,0.06);
}

/* FORM ELEMENTS STYLING */
input, textarea, select {
  background: #132319;
  color: #e4fbe5;
  border-radius: 9px;
  border: 1.5px solid #185d36;
  padding: 10px 14px;
  font-size: 1rem;
  margin-bottom: 16px;
  width: 100%;
  font-family: 'Roboto', Arial, sans-serif;
  box-shadow: 0 0 0 1px #1ae39817;
  transition: border 0.18s;
}
input:focus, textarea:focus, select:focus {
  border-color: #00ffd7;
  outline: none;
}

/* MICRO-INTERACTIONS */
.card, .feature-grid li, .service-list li, .step-list li {
  transition: box-shadow 0.19s, transform 0.18s;
}
.card:hover, .feature-grid li:hover, .service-list li:hover, .step-list li:hover {
  transform: translateY(-3.5px) scale(1.012);
  box-shadow: 0 0 15px #00ffd7, 0 6px 28px #185d3622;
  z-index: 2;
}

/* ANIMATIONS - fade-in and slide for modern touch */
@keyframes fade-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes slide-up {
  from { transform: translateY(40px); opacity: 0; }
  to   { transform: translateY(0); opacity: 1; }
}
main > section, .card, .feature-grid li, .service-list li, .testimonial-card {
  animation: fade-in 0.85s cubic-bezier(.19,1,.22,1) both;
}


/* COOKIE CONSENT BANNER */
.cookie-banner {
  position: fixed;
  left: 0;
  bottom: 0;
  width: 100vw;
  background: #172a22;
  z-index: 5000;
  box-shadow: 0 -2px 24px #00ffd733;
  color: #f6f6f6;
  font-size: 1rem;
  padding: 18px 24px 10px 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  animation: slide-up 0.8s cubic-bezier(.21,1.12,.57,.97);
}
.cookie-banner .cookie-banner-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 8px;
}
.cookie-banner button {
  font-family: 'Montserrat', Arial, sans-serif;
  font-weight: 600;
  border: none;
  border-radius: 12px;
  padding: 10px 24px;
  font-size: 1rem;
  color: #20392e;
  background: #FAC83F;
  box-shadow: 0 1.5px 8px #fac83f22;
  cursor: pointer;
  transition: background 0.18s, color 0.18s;
}
.cookie-banner button:hover,
.cookie-banner button:focus {
  background: #00ffd7;
  color: #185d36;
  outline: none;
}
.cookie-banner .cookie-banner-secondary {
  background: none;
  color: #FAC83F;
  border: 1.4px solid #FAC83F;
  transition: background 0.18s, color 0.18s, border 0.15s;
}
.cookie-banner .cookie-banner-secondary:hover {
  background: #185D36;
  color: #00ffd7;
  border: 1.4px solid #00ffd7;
}

.cookie-modal {
  position: fixed;
  left: 0; right: 0;
  top: 0; bottom: 0;
  z-index: 6000;
  background: rgba(24,42,34,0.93);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  animation: fade-in 0.4s cubic-bezier(.22,1,.36,1.01);
}
.cookie-modal-inner {
  background: #162921;
  border-radius: 19px;
  box-shadow: 0 3px 34px 2px #00ffd73a, 0 0 0 1.5px #1ae398;
  min-width: 300px;
  max-width: 96vw;
  width: 440px;
  padding: 28px 24px 18px 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  color: #f6f6f6;
  align-items: stretch;
}
.cookie-modal-title {
  font-family: 'Montserrat', Arial, sans-serif;
  font-size: 1.19rem;
  font-weight: 700;
  color: #FAC83F;
  margin-bottom: 2px;
}
.cookie-categories {
  margin: 14px 0 6px 0;
  display: flex;
  flex-direction: column;
  gap: 9px;
  font-size: 1rem;
}
.cookie-category {
  display: flex;
  align-items: center;
  gap: 13px;
}
.cookie-category label {
  flex: 1 1 auto;
  color: #fff;
  font-weight: 600;
}
.cookie-category input[type=checkbox] {
  accent-color: #00ffd7;
  width: 18px; height: 18px;
  display: inline-block;
  margin: 0 2px 0 0;
}
.cookie-category .always-on {
  background: none;
  border: none;
  color: #19ffeb;
  font-weight: 700;
  font-size: 0.98em;
  padding: 3px 0 2px 0;
  margin-left: 6px;
}
.cookie-modal-actions {
  display: flex;
  gap: 18px;
  margin-top: 12px;
  justify-content: flex-end;
}
.cookie-modal-actions button {
  border-radius: 12px;
  padding: 10px 22px;
  font-size: 1rem;
  font-family: 'Montserrat', Arial, sans-serif;
  font-weight: 700;
  background: #FAC83F;
  color: #20392e;
  border: none;
  cursor: pointer;
  transition: background 0.18s, color 0.18s;
}
.cookie-modal-actions button:hover,
.cookie-modal-actions button:focus {
  background: #00ffd7;
  color: #185d36;
}
.cookie-modal-close {
  background: none;
  border: none;
  color: #00ffd7;
  font-size: 1.4rem;
  align-self: flex-end;
  cursor: pointer;
  margin-bottom: -24px;
  margin-right: -10px;
  transition: color 0.19s;
}
.cookie-modal-close:hover { color: #fac83f; }

@media (max-width: 520px) {
  .cookie-modal-inner {
    width: 96vw;
    min-width: unset;
    padding: 18px 4vw 12px 4vw;
  }
}

/* DECORATIVE NEON LINES/EDGES (CAN BE ADDED TO CARDS, HEADERS, ETC.) */
.neon-border {
  box-shadow: 0 0 0 2px #00ffd7, 0 0 15px #00ffd7;
  border-radius: 16px !important;
}

/* UTILITIES / HELPERS */
.hide {
  display: none !important;
}
.center {
  align-items: center !important;
  justify-content: center !important;
}
.text-center {
  text-align: center !important;
}
.gap-8 { gap: 8px !important; }
.gap-16 { gap: 16px !important; }
.gap-32 { gap: 32px !important; }
.mt-32 { margin-top: 32px !important; }
.mb-32 { margin-bottom: 32px !important; }
.mb-8 { margin-bottom: 8px !important; }
.mb-24 { margin-bottom: 24px !important; }
.w-100 { width: 100% !important; }

/* RESPONSIVE TYPO/SPACE TUNING */
@media (max-width: 425px) {
  h1, h2 { font-size: 1.2rem; }
  .section, section { padding: 16px 2px; }
  .testimonial-card { padding: 14px 12px; }
  .card, .feature-grid li, .service-list li { padding: 14px 10px; }
}

/* END CSS GoldenCrest Solar Style */