/* =============================================
   SOLAR ENGINEERING d.o.o - Main Stylesheet
   ============================================= */

:root {
  --brand-blue:    #164480;
  --brand-blue-dk: #0f2f59;
  --brand-blue-lt: #1e5ea8;
  --accent-yellow: #f5c518;
  --slate:         #3d4e70;
  --slate-lt:      #4e6090;
  --text-dark:     #1a1a2e;
  --text-muted:    #6c757d;
  --white:         #ffffff;
  --light-bg:      #f8f9fc;
  --shadow-sm:     0 2px 8px rgba(0,0,0,0.08);
  --shadow-md:     0 4px 20px rgba(0,0,0,0.12);
  --shadow-lg:     0 8px 32px rgba(0,0,0,0.18);
  --radius:        10px;
  --transition:    0.25s ease-in-out;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Lato', sans-serif;
  color: var(--text-dark);
  background-color: var(--white);
}


/* =============================================
   TOP BAR
   ============================================= */

.top-bar {
  background: linear-gradient(90deg, var(--brand-blue-dk), var(--brand-blue));
  height: 34px;
  display: flex;
  justify-content: flex-start;
  align-items: center;
  font-size: 13px;
  color: rgba(255,255,255,0.9);
  padding: 0 40px;
}

.contact-info {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 6px;
}

.contact-info p {
  margin: 0;
  line-height: 1;
}

.contact-info svg {
  opacity: 0.85;
  flex-shrink: 0;
}


/* =============================================
   NAVBAR
   ============================================= */

.navbar {
  background-color: rgba(255, 255, 255, 0.97) !important;
  box-shadow: 0 2px 12px rgba(0,0,0,0.1);
  padding: 4px 0;
  min-height: 0;
}

.navbar-brand img {
  max-width: 75px;
  transition: opacity var(--transition);
}

.navbar-brand img:hover {
  opacity: 0.85;
}

.desktop-logo {
  display: block;
  margin-left: 40px;
}

.mobile-logo {
  display: none;
  padding-left: 16px;
}

@media (max-width: 768px) {
  .desktop-logo { display: none; }
  .mobile-logo  { display: block; }
  .navbar-brand img { max-width: 60px; }
}

.navbar-nav .nav-link {
  color: var(--brand-blue) !important;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 8px 14px;
  position: relative;
  transition: color var(--transition);
}

.navbar-nav .nav-link::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 14px;
  right: 14px;
  height: 2px;
  background-color: var(--brand-blue);
  border-radius: 2px;
  transform: scaleX(0);
  transition: transform var(--transition);
  transform-origin: center;
}

.navbar-nav .nav-link:hover::after,
.navbar-nav .nav-link.active::after {
  transform: scaleX(1);
}

.navbar-nav .nav-link:hover {
  color: var(--brand-blue-lt) !important;
}

.dropdown-menu {
  border: none;
  box-shadow: var(--shadow-md);
  border-radius: var(--radius);
  padding: 8px 0;
  margin-top: 4px;
}

.dropdown-item {
  font-size: 14px;
  font-weight: 500;
  color: var(--slate);
  padding: 9px 20px;
  transition: background-color var(--transition), color var(--transition);
}

.dropdown-item:hover {
  background-color: var(--brand-blue);
  color: var(--white);
}

.navbar-nav .nav-item {
  margin: 0 2px;
}

.navbar-toggler {
  border: none;
  margin-right: 16px;
}

.navbar-toggler:focus {
  box-shadow: none;
}

@media (max-width: 991px) {
  .navbar-nav .nav-link {
    text-align: center !important;
  }
}


/* =============================================
   HERO / CAROUSEL
   ============================================= */

#carouselExampleFade {
  position: relative;
}

.carousel-img,
#carousel-img {
  height: 75vh;
  min-height: 420px;
  object-fit: cover;
  filter: brightness(65%);
}

.carousel-caption {
  bottom: 20%;
  left: 8%;
  right: 8%;
  text-align: left;
}

.carousel-caption h2 {
  font-size: clamp(1.6rem, 4vw, 2.8rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 16px;
  text-shadow: 0 2px 8px rgba(0,0,0,0.4);
}

.carousel-caption p {
  font-size: clamp(0.95rem, 2vw, 1.15rem);
  font-weight: 400;
  max-width: 600px;
  opacity: 0.92;
  text-shadow: 0 1px 4px rgba(0,0,0,0.3);
}

.carousel-indicators button {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 2px solid var(--white);
  background-color: transparent;
  opacity: 0.6;
  transition: opacity var(--transition), background-color var(--transition);
}

.carousel-indicators button.active {
  background-color: var(--white);
  opacity: 1;
}

@media (max-width: 768px) {
  .carousel-img,
  #carousel-img {
    height: 55vh;
  }
  .carousel-caption {
    bottom: 10%;
  }
}


/* =============================================
   FEATURE ICONS (3 Cards section)
   ============================================= */

.content-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 32px 20px;
  border-radius: var(--radius);
  transition: box-shadow var(--transition), transform var(--transition);
}

.content-wrapper:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

#three_cards_img {
  width: 100px;
  height: 100px;
  object-fit: contain;
  margin-bottom: 20px;
  filter: drop-shadow(0 4px 8px rgba(22,68,128,0.15));
  transition: transform var(--transition);
}

.content-wrapper:hover #three_cards_img {
  transform: scale(1.08);
}

.content-wrapper h2 {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--brand-blue);
  margin-bottom: 12px;
}

.content-wrapper p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.65;
}


/* =============================================
   INFO BANNERS
   ============================================= */

.purple-container,
.black-container {
  background: linear-gradient(135deg, var(--slate) 0%, var(--brand-blue) 100%);
  color: var(--white);
  padding: 60px 20px;
  position: relative;
  overflow: hidden;
}

.purple-container::before,
.black-container::before {
  content: '';
  position: absolute;
  top: -60px;
  right: -60px;
  width: 300px;
  height: 300px;
  background: rgba(255,255,255,0.04);
  border-radius: 50%;
}

#text {
  position: relative;
  z-index: 1;
}

.purple-container h1,
.black-container h1 {
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 700;
  margin-bottom: 16px;
}

.purple-container h4,
.black-container h4 {
  font-size: clamp(0.95rem, 2vw, 1.1rem);
  font-weight: 400;
  opacity: 0.9;
  max-width: 800px;
  margin: 0 auto;
  line-height: 1.7;
}

#text-link {
  color: var(--accent-yellow);
  text-decoration: none;
  font-weight: 600;
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition);
}

#text-link:hover {
  color: var(--accent-yellow);
  border-bottom-color: var(--accent-yellow);
}


/* =============================================
   SERVICE CARDS
   ============================================= */

#nase_usluge_link {
  padding: 20px 0;
}

@media (max-width: 767px) {
  #nase_usluge_link {
    padding-left: 16px;
    padding-right: 16px;
  }
}

#nase_usluge_link h2 {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--brand-blue);
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}

#nase_usluge_link h2::after {
  content: '';
  display: block;
  margin-top: 8px;
  height: 3px;
  width: 50px;
  background: var(--accent-yellow);
  border-radius: 2px;
}

.card {
  border: none;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
  height: 100%;
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.card-img-top {
  width: 100%;
  height: auto;
  transition: transform 0.4s ease;
}

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

.card-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
}

.card-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--brand-blue);
  margin-bottom: 10px;
}

.card-text {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.6;
  flex-grow: 1;
}

.card-body .btn {
  border-radius: 6px;
  padding: 8px 20px;
  font-size: 0.88rem;
  font-weight: 600;
  margin-top: 14px;
  transition: background-color var(--transition), transform var(--transition), box-shadow var(--transition);
  align-self: flex-start;
}

.card-body .btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(22,68,128,0.3);
  filter: brightness(1.1);
}


/* =============================================
   CTA BANNER
   ============================================= */

#footer_image {
  background-image: url('../pictures/man-worker-firld-by-solar-panels.jpg');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  min-height: 300px;
  position: relative;
}

#footer_image::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(15, 47, 89, 0.55);
}

@media (max-width: 768px) {
  #footer_image {
    background-attachment: scroll;
    padding: 40px 16px;
  }
}

#formular {
  position: relative;
  z-index: 1;
  max-width: 900px;
  width: 90%;
  background: rgba(255,255,255,0.97);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  border: none;
}

#formular .card-title {
  font-weight: 700;
  color: var(--brand-blue);
}

#tipka_formular {
  background-color: var(--brand-blue);
  color: var(--white);
  border: none;
  border-radius: 6px;
  padding: 10px 28px;
  font-weight: 600;
  font-size: 0.95rem;
  margin-top: 8px;
  transition: background-color var(--transition), transform var(--transition), box-shadow var(--transition);
  width: auto;
}

#tipka_formular:hover {
  background-color: var(--brand-blue-lt);
  transform: translateY(-2px);
  box-shadow: 0 4px 14px rgba(22,68,128,0.35);
}


/* =============================================
   CONTACT FORM
   ============================================= */

#kontakt-forma h1 {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--brand-blue);
}

#kontakt-forma h5 {
  color: var(--text-muted);
  font-weight: 400;
}

.form-group label,
.form-label {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--slate);
  margin-bottom: 4px;
}

.form-control {
  border: 1.5px solid #dde3ee;
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 0.95rem;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-control:focus {
  border-color: var(--brand-blue);
  box-shadow: 0 0 0 3px rgba(22,68,128,0.12);
  outline: none;
}

.form-group {
  margin-bottom: 16px;
}

#submit-btn {
  background-color: var(--brand-blue);
  color: var(--white);
  border: none;
  border-radius: 8px;
  padding: 10px 32px;
  font-weight: 700;
  font-size: 0.95rem;
  margin-top: 8px;
  transition: background-color var(--transition), transform var(--transition), box-shadow var(--transition);
  width: auto;
}

#submit-btn:hover {
  background-color: var(--brand-blue-lt);
  transform: translateY(-2px);
  box-shadow: 0 4px 14px rgba(22,68,128,0.35);
}

#status,
#status2 {
  margin-top: 14px;
  font-weight: 600;
  font-size: 0.9rem;
}

/* Upitnik submit button */
#kontakt-forma .btn-primary {
  background-color: var(--brand-blue);
  border-color: var(--brand-blue);
  font-weight: 700;
  padding: 10px 32px;
  border-radius: 8px;
  transition: background-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

#kontakt-forma .btn-primary:hover {
  background-color: var(--brand-blue-lt);
  border-color: var(--brand-blue-lt);
  transform: translateY(-2px);
  box-shadow: 0 4px 14px rgba(22,68,128,0.35);
}


/* =============================================
   MAP
   ============================================= */

.map-container {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%;
  overflow: hidden;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

.map-container iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

@media (max-width: 767px) {
  .map-container {
    padding-bottom: 75%;
  }
}


/* =============================================
   FOOTER
   ============================================= */

footer.bg-secondary {
  background-color: var(--slate) !important;
}

footer h5 {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.55);
  margin-bottom: 16px;
}

footer p,
footer li {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.85);
  line-height: 1.85;
}

footer ul {
  padding-left: 0;
}

footer svg {
  opacity: 0.7;
  margin-right: 4px;
  vertical-align: middle;
}

footer .text-center.p-3 {
  background-color: var(--brand-blue-dk) !important;
  color: rgba(255,255,255,0.55);
  font-size: 0.82rem;
}

footer .text-center.p-3 a {
  color: rgba(255,255,255,0.75);
  text-decoration: none;
  transition: color var(--transition);
}

footer .text-center.p-3 a:hover {
  color: var(--white);
}


/* =============================================
   BRAND LOGOS (oprema page)
   ============================================= */

.brand-logo,
.partner-logo {
  max-height: 60px;
  object-fit: contain;
  filter: grayscale(40%);
  opacity: 0.8;
  transition: filter var(--transition), opacity var(--transition), transform var(--transition);
}

.brand-logo:hover,
.partner-logo:hover {
  filter: grayscale(0%);
  opacity: 1;
  transform: scale(1.06);
}


/* =============================================
   UTILITY
   ============================================= */

.container-fluid {
  margin: 0;
  padding-left: 0;
  padding-right: 0;
}