/* ============================================
   skrodenis.lt — Premium Styles
   ============================================ */

/* --- Custom Properties --- */
:root {
  --bg-primary: #08080d;
  --bg-secondary: #0c0c13;
  --bg-card: #111119;
  --bg-card-hover: #16161f;
  --accent: #c4a35a;
  --accent-hover: #d4b56c;
  --accent-subtle: rgba(196, 163, 90, 0.07);
  --accent-border: rgba(196, 163, 90, 0.18);
  --accent-glow: rgba(196, 163, 90, 0.12);
  --text-primary: #e8e6e1;
  --text-secondary: #8a8a95;
  --text-muted: #55555f;
  --border: #1a1a26;
  --border-light: #222232;
  --success: #6ec47a;
  --caution: #a09070;
  --font-base: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --section-y: 7.5rem;
  --container-x: 1.5rem;
  --max-width: 1100px;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --duration: 0.3s;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 5rem;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  font-family: var(--font-base);
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

/* Content links (inside paragraphs, list items, answer text) */
p a:not(.btn):not(.cta-email):not(.logo),
.faq-answer-inner a,
.comparison-content a,
.service-fit a {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-color: rgba(196, 163, 90, 0.3);
  text-underline-offset: 2px;
  transition: text-decoration-color var(--duration);
}

p a:not(.btn):not(.cta-email):not(.logo):hover,
.faq-answer-inner a:hover,
.comparison-content a:hover,
.service-fit a:hover {
  text-decoration-color: var(--accent);
}

ul, ol {
  list-style: none;
}

button {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
  cursor: pointer;
}

/* --- Skip Link --- */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  padding: 0.75rem 1.5rem;
  background: var(--accent);
  color: var(--bg-primary);
  font-weight: 600;
  border-radius: var(--radius-sm);
  z-index: 1000;
  transition: top 0.2s;
}

.skip-link:focus {
  top: 1rem;
}

/* --- Layout --- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding-left: var(--container-x);
  padding-right: var(--container-x);
}

section {
  padding: var(--section-y) 0;
}

.section-alt {
  background-color: var(--bg-secondary);
}

/* --- Typography --- */
h1, h2, h3, h4 {
  line-height: 1.2;
  color: var(--text-primary);
  font-weight: 600;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 700;
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(1.6rem, 3.5vw, 2.25rem);
  letter-spacing: -0.015em;
}

h3 {
  font-size: 1.25rem;
}

h4 {
  font-size: 1rem;
  color: var(--text-secondary);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.8125rem;
}

.section-label {
  display: block;
  color: var(--accent);
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.75rem;
}

.section-heading {
  margin-bottom: 1.25rem;
}

.section-desc {
  color: var(--text-secondary);
  max-width: 620px;
  font-size: 1.0625rem;
}

.section-header {
  margin-bottom: 3.5rem;
}

.text-accent {
  color: var(--accent);
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.9rem 2rem;
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: all var(--duration) var(--ease-out);
  white-space: nowrap;
}

.btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.btn-primary {
  background: var(--accent);
  color: var(--bg-primary);
}

.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 6px 24px rgba(196, 163, 90, 0.2);
}

.btn-outline {
  border: 1px solid var(--border-light);
  color: var(--text-primary);
}

.btn-outline:hover {
  border-color: var(--accent-border);
  background: var(--accent-subtle);
}

.btn-sm {
  padding: 0.55rem 1.25rem;
  font-size: 0.8125rem;
}

.btn-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

/* --- Header --- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1rem 0;
  transition: background var(--duration), box-shadow var(--duration), padding var(--duration);
}

.site-header.scrolled {
  background: rgba(8, 8, 13, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 var(--border);
  padding: 0.65rem 0;
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.logo {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  text-decoration: none;
  flex-shrink: 0;
}

.logo span {
  color: var(--accent);
}

.main-nav ul {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.main-nav a {
  display: block;
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  transition: color var(--duration), background var(--duration);
}

.main-nav a:hover,
.main-nav a:focus-visible {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.04);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

.lang-switch {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-secondary);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  transition: all var(--duration);
  letter-spacing: 0.04em;
}

.lang-switch:hover,
.lang-switch:focus-visible {
  color: var(--accent);
  border-color: var(--accent-border);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 2.25rem;
  height: 2.25rem;
  padding: 0.4rem;
}

.nav-toggle span {
  display: block;
  width: 100%;
  height: 1.5px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--duration) var(--ease-out);
  transform-origin: center;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* --- Hero --- */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding-top: 6rem;
  padding-bottom: 4rem;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 40%;
  left: 50%;
  width: 700px;
  height: 700px;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 65%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  max-width: 720px;
  margin: 0 auto;
  padding: 0 var(--container-x);
}

.hero h1 {
  margin-bottom: 1.5rem;
}

.hero-desc {
  color: var(--text-secondary);
  font-size: 1.125rem;
  max-width: 560px;
  margin: 0 auto 2.5rem;
}

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

.hero-scroll {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-muted);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-scroll::after {
  content: '';
  width: 1px;
  height: 32px;
  background: linear-gradient(to bottom, var(--text-muted), transparent);
  animation: scroll-line 2s ease-in-out infinite;
}

@keyframes scroll-line {
  0%, 100% { opacity: 0.3; transform: scaleY(0.6); }
  50% { opacity: 1; transform: scaleY(1); }
}

/* --- Value Props --- */
.value-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.value-item {
  padding: 2rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  transition: border-color var(--duration);
}

.value-item:hover {
  border-color: var(--border-light);
}

.value-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  color: var(--accent);
}

.value-icon svg {
  width: 36px;
  height: 36px;
}

.value-item h3 {
  margin-bottom: 0.75rem;
}

.value-item p {
  color: var(--text-secondary);
  font-size: 0.9375rem;
}

/* --- Services --- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  margin-bottom: 2.5rem;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  transition: border-color var(--duration), transform var(--duration) var(--ease-out);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 2rem;
  right: 2rem;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-border), transparent);
  opacity: 0;
  transition: opacity var(--duration);
}

.service-card:hover {
  border-color: var(--border-light);
  transform: translateY(-2px);
}

.service-card:hover::before {
  opacity: 1;
}

.service-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.8rem;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border-radius: 100px;
  background: var(--accent-subtle);
  color: var(--accent);
  margin-bottom: 1.5rem;
}

.service-card h3 {
  font-size: 1.375rem;
  margin-bottom: 1rem;
}

.service-card > p {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  margin-bottom: 0.75rem;
}

.service-fit {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  margin-bottom: 1.75rem;
}

.service-fit strong {
  color: var(--text-primary);
  font-weight: 500;
}

.card-lists {
  display: grid;
  gap: 1.25rem;
}

.card-list h4 {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 0.6rem;
  font-weight: 600;
}

.card-list ul {
  display: grid;
  gap: 0.4rem;
}

.card-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.card-list li::before {
  content: '';
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  margin-top: 3px;
  border-radius: 50%;
  background-size: 12px;
  background-position: center;
  background-repeat: no-repeat;
}

.card-list--pros li::before {
  background-color: rgba(110, 196, 122, 0.12);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12' fill='none' stroke='%236ec47a' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M2.5 6.5L5 9L9.5 3.5'/%3E%3C/svg%3E");
}

.card-list--cons li::before {
  background-color: rgba(160, 144, 112, 0.12);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12' fill='none' stroke='%23a09070' stroke-width='1.5' stroke-linecap='round'%3E%3Cpath d='M3 6h6'/%3E%3C/svg%3E");
}

/* Comparison box */
.comparison-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius-md);
  padding: 2rem 2.25rem;
}

.comparison-box h3 {
  font-size: 1.0625rem;
  margin-bottom: 1rem;
}

.comparison-content {
  display: grid;
  gap: 0.75rem;
}

.comparison-content p {
  color: var(--text-secondary);
  font-size: 0.9375rem;
}

.comparison-content strong {
  color: var(--text-primary);
  font-weight: 600;
}

/* --- Solutions --- */
.solutions-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.solution-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  transition: border-color var(--duration);
}

.solution-card:hover {
  border-color: var(--border-light);
}

.solution-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  color: var(--accent);
  background: var(--accent-subtle);
  border-radius: var(--radius-sm);
}

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

.solution-card h3 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

.solution-card > p {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  margin-bottom: 1.25rem;
}

.solution-examples {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.solution-tag {
  padding: 0.3rem 0.75rem;
  font-size: 0.8125rem;
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  border-radius: 100px;
}

/* --- Process --- */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  counter-reset: process;
}

.process-step {
  position: relative;
  padding: 2rem 1.5rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  counter-increment: process;
  transition: border-color var(--duration);
}

.process-step:hover {
  border-color: var(--border-light);
}

.process-number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--accent);
  background: var(--accent-subtle);
  border-radius: 50%;
  margin-bottom: 1.25rem;
}

.process-step h3 {
  font-size: 1.0625rem;
  margin-bottom: 0.6rem;
}

.process-step p {
  color: var(--text-secondary);
  font-size: 0.875rem;
  line-height: 1.6;
}

/* --- FAQ --- */
.faq-list {
  max-width: 780px;
  margin: 0 auto;
  display: grid;
  gap: 0;
}

.faq-item {
  border-bottom: 1px solid var(--border);
}

.faq-item:first-child {
  border-top: 1px solid var(--border);
}

.faq-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.5rem 0;
  text-align: left;
  font-size: 1.0625rem;
  font-weight: 500;
  color: var(--text-primary);
  cursor: pointer;
  transition: color var(--duration);
}

.faq-trigger:hover {
  color: var(--accent);
}

.faq-trigger:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 4px;
}

.faq-icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  position: relative;
}

.faq-icon::before,
.faq-icon::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 12px;
  height: 1.5px;
  background: var(--text-muted);
  border-radius: 1px;
  transition: transform var(--duration) var(--ease-out);
}

.faq-icon::before {
  transform: translate(-50%, -50%);
}

.faq-icon::after {
  transform: translate(-50%, -50%) rotate(90deg);
}

.faq-item.active .faq-icon::after {
  transform: translate(-50%, -50%) rotate(0deg);
}

.faq-answer {
  overflow: hidden;
  max-height: 0;
  transition: max-height 0.4s var(--ease-out);
}

.faq-answer-inner {
  padding-bottom: 1.5rem;
  color: var(--text-secondary);
  font-size: 0.9375rem;
  line-height: 1.7;
}

/* --- CTA --- */
.cta-section {
  position: relative;
  text-align: center;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 500px;
  height: 300px;
  transform: translateX(-50%);
  background: radial-gradient(ellipse, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
}

.cta-content {
  position: relative;
  max-width: 560px;
  margin: 0 auto;
}

.cta-content h2 {
  margin-bottom: 1rem;
}

.cta-content p {
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

.cta-email {
  display: inline-block;
  margin-top: 1rem;
  color: var(--text-muted);
  font-size: 0.875rem;
}

.cta-email:hover {
  color: var(--accent);
}

/* --- Footer --- */
.site-footer {
  padding: 3rem 0;
  border-top: 1px solid var(--border);
  background: var(--bg-secondary);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.footer-copy {
  color: var(--text-muted);
  font-size: 0.8125rem;
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.footer-links a {
  color: var(--text-muted);
  font-size: 0.8125rem;
  transition: color var(--duration);
}

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

/* --- Reveal Animations --- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

/* --- Media Queries --- */
@media (max-width: 1024px) {
  :root {
    --section-y: 5.5rem;
  }

  .value-grid {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

  .value-item {
    display: flex;
    align-items: flex-start;
    gap: 1.25rem;
    padding: 1.5rem;
  }

  .value-icon {
    margin-bottom: 0;
    flex-shrink: 0;
  }

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

@media (max-width: 768px) {
  :root {
    --section-y: 4.5rem;
    --container-x: 1.25rem;
  }

  .main-nav {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(300px, 80vw);
    background: var(--bg-secondary);
    border-left: 1px solid var(--border);
    padding: 5rem 1.5rem 2rem;
    transform: translateX(100%);
    transition: transform 0.4s var(--ease-out);
    z-index: 99;
    overflow-y: auto;
  }

  .main-nav.open {
    transform: translateX(0);
  }

  .main-nav ul {
    flex-direction: column;
    align-items: stretch;
    gap: 0.25rem;
  }

  .main-nav a {
    font-size: 1rem;
    padding: 0.75rem 1rem;
  }

  .nav-toggle {
    display: flex;
  }

  .header-cta-desktop {
    display: none;
  }

  .services-grid,
  .solutions-grid {
    grid-template-columns: 1fr;
  }

  .service-card,
  .solution-card {
    padding: 2rem 1.5rem;
  }

  .comparison-box {
    padding: 1.5rem;
  }

  .hero-desc {
    font-size: 1rem;
  }

  .hero-scroll {
    display: none;
  }

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

@media (max-width: 540px) {
  :root {
    --section-y: 3.5rem;
  }

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

  .process-step {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.25rem;
  }

  .process-number {
    margin-bottom: 0;
    flex-shrink: 0;
  }

  .hero-actions {
    flex-direction: column;
    width: 100%;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .value-item {
    flex-direction: column;
    gap: 0.75rem;
  }
}

/* --- Overlay --- */
.nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 98;
  opacity: 0;
  transition: opacity 0.3s;
}

.nav-overlay.active {
  display: block;
  opacity: 1;
}

/* --- Reduced Motion --- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }

  html {
    scroll-behavior: auto;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

/* --- Focus visible --- */
*:focus {
  outline: none;
}

*:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 2px;
}

/* --- Selection --- */
::selection {
  background: rgba(196, 163, 90, 0.25);
  color: var(--text-primary);
}