/* ============================================
   EMSTOGAI.LT — Main Stylesheet
   ============================================ */

/* --- Custom Properties --- */
:root {
  --color-dark: #1b2a1f;
  --color-dark-light: #243328;
  --color-green: #2abd85;
  --color-green-light: #3dd69a;
  --color-green-dark: #1f9a6c;
  --color-blue: #1e73be;
  --color-blue-light: #2a8ad4;
  --color-white: #ffffff;
  --color-light: #f7f9f8;
  --color-gray: #5f6d66;
  --color-gray-light: #dce5df;
  --color-text: #1f2e24;
  --color-text-light: #8a9b90;

  --font-body: 'Inter', system-ui, -apple-system, sans-serif;
  --font-heading: 'Inter', system-ui, -apple-system, sans-serif;

  --header-height: 80px;
  --header-height-shrunk: 64px;
  --max-width: 1200px;
  --section-padding: 5rem 1.5rem;

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
  --shadow-xl: 0 20px 60px rgba(0,0,0,0.18);

  --radius: 10px;
  --transition: 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-white);
  -webkit-font-smoothing: antialiased;
}

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

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

a:hover {
  color: var(--color-green-dark);
}

ul { list-style: none; }

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-dark);
}

h2 {
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  margin-bottom: 1rem;
}

h3 {
  font-size: clamp(1.1rem, 2.5vw, 1.35rem);
  margin-bottom: 0.5rem;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section-subtitle {
  color: var(--color-gray);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto 3rem;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  border: none;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}

.btn-primary {
  background: var(--color-green);
  color: var(--color-white);
}

.btn-primary:hover {
  background: var(--color-green-dark);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background: transparent;
  color: var(--color-white);
  border: 2px solid rgba(255,255,255,0.7);
}

.btn-outline:hover {
  background: var(--color-white);
  color: var(--color-dark);
  border-color: var(--color-white);
}

.btn-white {
  background: var(--color-white);
  color: var(--color-dark);
}

.btn-white:hover {
  background: var(--color-light);
  color: var(--color-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* --- Header --- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(27, 42, 31, 0.95);
  backdrop-filter: blur(10px);
  transition: all var(--transition);
  height: var(--header-height);
}

.header.shrunk {
  height: var(--header-height-shrunk);
  box-shadow: var(--shadow-md);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.logo {
  display: flex;
  align-items: center;
  height: 48px;
  transition: height var(--transition);
}

.header.shrunk .logo {
  height: 38px;
}

.logo img {
  height: 100%;
  width: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-links a {
  color: rgba(255,255,255,0.85);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  transition: color var(--transition);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-green);
  transition: width var(--transition);
}

.nav-links a:hover {
  color: var(--color-white);
}

.nav-links a:hover::after {
  width: 100%;
}

.nav-phone {
  color: var(--color-green) !important;
  font-weight: 600 !important;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-white);
  transition: all var(--transition);
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* --- Hero --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('images/hero.jpg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(27, 42, 31, 0.75) 0%,
    rgba(27, 42, 31, 0.5) 50%,
    rgba(27, 42, 31, 0.85) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 750px;
  padding: 2rem 1.5rem;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  color: var(--color-white);
  margin-bottom: 1rem;
}

.hero h1 span {
  color: var(--color-green);
}

.hero p {
  color: rgba(255,255,255,0.9);
  font-size: clamp(1rem, 2vw, 1.15rem);
  margin-bottom: 2rem;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.trust-badges {
  display: flex;
  gap: 2rem;
  justify-content: center;
  margin-top: 2.5rem;
  flex-wrap: wrap;
}

.trust-badge {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: rgba(255,255,255,0.8);
  font-size: 0.9rem;
  font-weight: 500;
}

.trust-badge svg {
  width: 20px;
  height: 20px;
  color: var(--color-green);
  flex-shrink: 0;
}

/* --- Sections --- */
section {
  padding: var(--section-padding);
}

.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.section-header h2::after {
  content: '';
  display: block;
  width: 60px;
  height: 3px;
  background: var(--color-green);
  margin: 1rem auto 0;
  border-radius: 2px;
}

/* --- Services --- */
.services {
  background: var(--color-light);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.service-card {
  background: var(--color-white);
  border-radius: var(--radius);
  padding: 2rem;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.service-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 1.5rem;
  background: linear-gradient(135deg, var(--color-green), var(--color-green-light));
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
}

.service-icon svg {
  width: 32px;
  height: 32px;
}

.service-card p {
  color: var(--color-gray);
  font-size: 0.95rem;
}

/* --- Why Us / Stats --- */
.why-us-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.why-us-text p {
  color: var(--color-gray);
  margin-bottom: 1rem;
}

.why-us-text .btn {
  margin-top: 1rem;
}

.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.stat-card {
  background: var(--color-light);
  border-radius: var(--radius);
  padding: 1.5rem;
  text-align: center;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--color-green);
  line-height: 1;
  margin-bottom: 0.25rem;
}

.stat-label {
  color: var(--color-gray);
  font-size: 0.9rem;
}

/* --- CTA Banner --- */
.cta-banner {
  background: var(--color-dark);
  color: var(--color-white);
  text-align: center;
  padding: 4rem 1.5rem;
}

.cta-banner h2 {
  color: var(--color-white);
  margin-bottom: 1rem;
}

.cta-banner h2::after {
  background: var(--color-green);
}

.cta-banner p {
  color: rgba(255,255,255,0.8);
  margin-bottom: 2rem;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

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

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

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.gallery-item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(27, 42, 31, 0);
  transition: background var(--transition);
}

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

.gallery-item:hover::after {
  background: rgba(27, 42, 31, 0.25);
}

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(0,0,0,0.95);
  display: none;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition);
}

.lightbox.active {
  display: flex;
  opacity: 1;
}

.lightbox-img {
  max-width: 90vw;
  max-height: 90vh;
  object-fit: contain;
  border-radius: 4px;
}

.lightbox-close {
  position: absolute;
  top: 1rem;
  right: 1.5rem;
  background: none;
  border: none;
  color: var(--color-white);
  font-size: 2rem;
  cursor: pointer;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity var(--transition);
}

.lightbox-close:hover { opacity: 0.7; }

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255,255,255,0.1);
  border: none;
  color: var(--color-white);
  font-size: 1.5rem;
  cursor: pointer;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition);
}

.lightbox-nav:hover { background: rgba(255,255,255,0.2); }
.lightbox-prev { left: 1rem; }
.lightbox-next { right: 1rem; }

.lightbox-counter {
  position: absolute;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255,255,255,0.7);
  font-size: 0.9rem;
}

/* --- Contact --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}

.contact-info-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.contact-item-icon {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  background: var(--color-light);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-green);
}

.contact-item-icon svg {
  width: 24px;
  height: 24px;
}

.contact-item h3 {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-gray);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.25rem;
}

.contact-item p,
.contact-item a {
  font-size: 1.05rem;
  color: var(--color-dark);
}

.contact-item a:hover {
  color: var(--color-green);
}

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

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-dark);
}

.form-group input,
.form-group textarea {
  padding: 0.75rem 1rem;
  border: 1px solid var(--color-gray-light);
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-text);
  transition: border-color var(--transition);
  background: var(--color-white);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-green);
  box-shadow: 0 0 0 3px rgba(42, 189, 133, 0.15);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.hp-field {
  position: absolute;
  left: -9999px;
  opacity: 0;
  height: 0;
  width: 0;
  overflow: hidden;
}

.form-message {
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  font-size: 0.9rem;
  display: none;
}

.form-message.success {
  display: block;
  background: #dcfce7;
  color: #166534;
}

.form-message.error {
  display: block;
  background: #fef2f2;
  color: #991b1b;
}

/* --- Footer --- */
.footer {
  background: var(--color-dark);
  color: rgba(255,255,255,0.7);
  padding: 3rem 1.5rem 1.5rem;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 2rem;
  max-width: var(--max-width);
  margin: 0 auto;
  padding-bottom: 2rem;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-logo {
  height: 40px;
}

.footer-logo img {
  height: 100%;
  width: auto;
}

.footer-info p {
  font-size: 0.9rem;
  margin-top: 0.5rem;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-links a {
  color: rgba(255,255,255,0.7);
  font-size: 0.9rem;
}

.footer-links a:hover {
  color: var(--color-green);
}

.footer-bottom {
  text-align: center;
  padding-top: 1.5rem;
  max-width: var(--max-width);
  margin: 0 auto;
  font-size: 0.85rem;
}

/* --- Floating Call Button (mobile) --- */
.floating-call {
  display: none;
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 900;
  width: 56px;
  height: 56px;
  background: var(--color-green);
  color: var(--color-white);
  border-radius: 50%;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  text-decoration: none;
  transition: transform var(--transition), box-shadow var(--transition);
}

.floating-call:hover {
  transform: scale(1.1);
  box-shadow: var(--shadow-xl);
  color: var(--color-white);
}

.floating-call svg {
  width: 24px;
  height: 24px;
}

/* --- Scroll Animations --- */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- Responsive --- */
@media (max-width: 968px) {
  .why-us-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  :root {
    --section-padding: 3.5rem 1.25rem;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--color-dark);
    flex-direction: column;
    align-items: flex-start;
    padding: 5rem 2rem 2rem;
    gap: 1.5rem;
    transition: right var(--transition);
    box-shadow: var(--shadow-xl);
  }

  .nav-links.open {
    right: 0;
  }

  .hamburger {
    display: flex;
  }

  .floating-call {
    display: flex;
  }

  .gallery-grid {
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 0.5rem;
  }

  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }

  .trust-badges {
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
  }

  .footer-content {
    flex-direction: column;
    text-align: center;
    align-items: center;
  }

  .lightbox-nav { display: none; }
}

@media (max-width: 480px) {
  .services-grid {
    grid-template-columns: 1fr;
  }
}