:root {
  --ink: #2f3236;
  --ink-soft: #5a6168;
  --mist: #f4f6f3;
  --mist-deep: #e7ece4;
  --paper: #ffffff;
  --line: rgba(47, 50, 54, 0.1);
  --teal: #5d8245;
  --teal-deep: #456332;
  --sky: #9bb489;
  --glow: rgba(93, 130, 69, 0.16);
  --radius: 14px;
  --font-display: "Syne", sans-serif;
  --font-body: "Figtree", sans-serif;
  --header-h: 4.5rem;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--mist);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

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

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

button,
input,
textarea {
  font: inherit;
}

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

.skip-link:focus {
  left: 1rem;
  top: 1rem;
  z-index: 100;
  background: var(--paper);
  padding: 0.5rem 1rem;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--header-h);
  backdrop-filter: blur(14px);
  background: rgba(243, 247, 249, 0.82);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s var(--ease), background 0.3s var(--ease);
}

.site-header.is-scrolled {
  border-bottom-color: var(--line);
  background: rgba(243, 247, 249, 0.94);
}

.header-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 1.5rem;
  height: 100%;
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.brand img {
  width: 148px;
  height: auto;
}

.nav {
  display: none;
  gap: 1.35rem;
  margin-left: auto;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--ink-soft);
}

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

.header-actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.lang-toggle {
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ink);
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 10px;
  cursor: pointer;
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.lang-toggle:hover {
  background: var(--paper);
  border-color: rgba(93, 130, 69, 0.4);
}

.nav-client {
  display: inline-flex;
  align-items: center;
  min-height: 2.5rem;
  padding: 0 0.95rem;
  border-radius: 10px;
  background: var(--teal);
  color: #fff;
  font-size: 0.88rem;
  font-weight: 600;
  white-space: nowrap;
  transition: background 0.2s var(--ease);
}

.nav-client:hover {
  background: var(--teal-deep);
  color: #fff;
}

.nav-toggle {
  width: 2.5rem;
  height: 2.5rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: transparent;
  display: grid;
  place-content: center;
  gap: 5px;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 16px;
  height: 2px;
  background: var(--ink);
}

.mobile-nav {
  display: grid;
  gap: 0.25rem;
  padding: 0.75rem 1.5rem 1.25rem;
  background: rgba(243, 247, 249, 0.98);
  border-bottom: 1px solid var(--line);
}

.mobile-nav[hidden] {
  display: none !important;
}

.mobile-nav a {
  padding: 0.85rem 0.25rem;
  font-weight: 600;
  border-bottom: 1px solid var(--line);
}

.mobile-nav a:last-child {
  border-bottom: 0;
}

.mobile-nav .nav-client-mobile {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 0.5rem;
  min-height: 2.75rem;
  border-radius: 10px;
  background: var(--teal);
  color: #fff;
  border-bottom: 0;
}

.mobile-nav .nav-client-mobile:hover {
  background: var(--teal-deep);
  color: #fff;
}

@media (min-width: 900px) {
  .nav {
    display: flex;
  }

  .header-actions {
    margin-left: 0;
  }

  .nav-toggle {
    display: none !important;
  }

  .mobile-nav {
    display: none !important;
  }
}

/* Hero */
.hero {
  position: relative;
  min-height: calc(100svh - var(--header-h));
  display: grid;
  align-content: end;
  overflow: hidden;
  isolation: isolate;
}

.hero-atmosphere {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(ellipse 80% 55% at 78% 12%, rgba(155, 180, 137, 0.42), transparent 58%),
    radial-gradient(ellipse 55% 45% at 10% 78%, rgba(93, 130, 69, 0.14), transparent 55%),
    linear-gradient(165deg, #eef2eb 0%, #f7f8f6 42%, #e4e9df 100%);
}

.hero-atmosphere::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.3;
  background-image:
    linear-gradient(rgba(47, 50, 54, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(47, 50, 54, 0.045) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(to bottom, black 30%, transparent 95%);
}

.hero-content {
  max-width: 1180px;
  width: 100%;
  margin: 0 auto;
  padding: 4.5rem 1.5rem 1.5rem;
  animation: rise 0.9s var(--ease) both;
}

.hero-brand {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.8rem, 8vw, 5.5rem);
  line-height: 0.95;
  letter-spacing: -0.04em;
  color: var(--teal-deep);
}

.hero-headline {
  margin: 0 0 0.85rem;
  max-width: 14ch;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.85rem, 4.2vw, 3rem);
  line-height: 1.1;
  letter-spacing: -0.03em;
}

.hero-sub {
  margin: 0 0 1.75rem;
  max-width: 28ch;
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  color: var(--ink-soft);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.hero-visual {
  width: 100%;
  margin-top: 1rem;
  animation: rise 1.1s var(--ease) 0.15s both;
}

.hero-device {
  width: min(1100px, 118%);
  margin-left: auto;
  margin-right: -8%;
  transform: translateY(8%);
  filter: drop-shadow(0 28px 50px rgba(16, 33, 43, 0.18));
  will-change: transform;
}

@media (min-width: 900px) {
  .hero {
    grid-template-columns: 1fr 1.15fr;
    align-items: end;
    padding-bottom: 0;
  }

  .hero-content {
    padding: 5rem 0 5rem 1.5rem;
    grid-column: 1;
  }

  .hero-visual {
    margin: 0;
    grid-column: 2;
    align-self: end;
  }

  .hero-device {
    width: 118%;
    margin-right: -12%;
    transform: translateY(12%);
  }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0.7rem 1.35rem;
  border-radius: 12px;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.2s var(--ease), background 0.2s var(--ease), color 0.2s var(--ease);
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--teal);
  color: #fff;
}

.btn-primary:hover {
  background: var(--teal-deep);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.55);
  border-color: var(--line);
  color: var(--ink);
}

.btn-ghost:hover {
  background: var(--paper);
}

.btn-block {
  width: 100%;
}

/* Sections */
.section {
  max-width: 1180px;
  margin: 0 auto;
  padding: 5.5rem 1.5rem;
}

.section-intro {
  max-width: 38rem;
  margin-bottom: 2.75rem;
}

.section-intro h2,
.about-panel h2,
.contact-copy h2 {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 3.5vw, 2.6rem);
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.section-intro p,
.about-panel p,
.contact-copy p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 1.08rem;
}

/* Services */
.service-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.service-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.25rem;
  padding: 1.6rem 0;
  border-top: 1px solid var(--line);
}

.service-list li:last-child {
  border-bottom: 1px solid var(--line);
}

.service-index {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--sky);
  font-size: 1.1rem;
  padding-top: 0.2rem;
}

.service-list h3 {
  margin: 0 0 0.35rem;
  font-family: var(--font-display);
  font-size: 1.35rem;
  letter-spacing: -0.02em;
}

.service-list p {
  margin: 0;
  color: var(--ink-soft);
  max-width: 42rem;
}

@media (min-width: 800px) {
  .service-list {
    grid-template-columns: 1fr 1fr;
    gap: 0 2.5rem;
  }

  .service-list li:nth-child(odd) {
    padding-right: 1rem;
  }

  .service-list li:nth-child(even) {
    padding-left: 1rem;
  }
}

/* Modules — teaser cards (interaction containers) */
.modules {
  padding-top: 2rem;
}

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

@media (min-width: 700px) {
  .module-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.module-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.6rem 1.5rem 1.45rem;
  min-height: 9.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: border-color 0.25s var(--ease), box-shadow 0.25s var(--ease), transform 0.25s var(--ease);
  cursor: default;
}

.module-card:hover,
.module-card:focus-within {
  border-color: rgba(93, 130, 69, 0.45);
  box-shadow: 0 12px 28px var(--glow);
  transform: translateY(-2px);
}

.module-card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.4rem;
  letter-spacing: -0.02em;
}

.module-card p {
  margin: 1.25rem 0 0;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

/* About */
.about {
  padding-top: 2rem;
}

.about-panel {
  background:
    linear-gradient(135deg, rgba(93, 130, 69, 0.12), rgba(155, 180, 137, 0.22)),
    var(--mist-deep);
  border-radius: calc(var(--radius) + 4px);
  padding: clamp(2rem, 5vw, 3.5rem);
  max-width: 48rem;
}

.about-panel p {
  font-size: 1.15rem;
  line-height: 1.65;
  color: var(--ink);
}

/* Clients */
.clients {
  padding-top: 2rem;
}

.client-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 2rem 2.75rem;
}

.client-row img {
  height: 42px;
  width: auto;
  max-width: 140px;
  object-fit: contain;
  filter: grayscale(1) contrast(0.9);
  opacity: 0.72;
  transition: filter 0.25s var(--ease), opacity 0.25s var(--ease);
}

.client-row img:hover {
  filter: none;
  opacity: 1;
}

/* Quote */
.quote {
  padding-top: 2rem;
  padding-bottom: 2rem;
}

.quote blockquote {
  margin: 0;
  max-width: 40rem;
  padding: 2rem 0 2rem 1.25rem;
  border-left: 3px solid var(--teal);
}

.quote p {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2.5vw, 1.7rem);
  line-height: 1.35;
  letter-spacing: -0.02em;
}

.quote cite {
  font-style: normal;
  color: var(--ink-soft);
  font-weight: 600;
}

/* Contact */
.contact {
  padding-bottom: 6rem;
}

.contact-layout {
  display: grid;
  gap: 2.5rem;
}

@media (min-width: 860px) {
  .contact-layout {
    grid-template-columns: 0.9fr 1.1fr;
    align-items: start;
    gap: 4rem;
  }
}

.contact-form {
  display: grid;
  gap: 1rem;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 2px);
  padding: 1.5rem;
}

.field {
  display: grid;
  gap: 0.4rem;
}

.field span {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--ink-soft);
}

.field-input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.85rem 0.95rem;
  background: var(--mist);
  color: var(--ink);
  outline: none;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.field-input:focus {
  border-color: rgba(93, 130, 69, 0.55);
  background: #fff;
}

.field-textarea {
  resize: vertical;
  min-height: 8rem;
}

.form-status {
  margin: 0;
  font-weight: 600;
  font-size: 0.95rem;
}

.form-status.is-ok {
  color: var(--teal-deep);
}

.form-status.is-err {
  color: #9b2c2c;
}

/* Footer */
.site-footer {
  background: #2f3236;
  color: rgba(244, 246, 243, 0.86);
  padding: 3rem 1.5rem 2.5rem;
}

.footer-inner {
  max-width: 1180px;
  margin: 0 auto;
  display: grid;
  gap: 1.75rem;
}

.footer-top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem 1.5rem;
}

.footer-logo {
  filter: brightness(0) invert(1);
  opacity: 0.92;
  width: 132px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem 1.35rem;
  align-items: center;
  justify-content: flex-end;
  margin-left: auto;
}

.footer-links a:hover {
  color: #fff;
}

.footer-copy {
  margin: 0;
  font-size: 0.9rem;
  color: rgba(243, 247, 249, 0.55);
  text-align: center;
}

/* Client access placeholder */
.access-page {
  min-height: calc(100svh - var(--header-h));
  display: grid;
  align-content: center;
}

.access-panel {
  max-width: 36rem;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 2px);
  padding: clamp(1.75rem, 4vw, 2.75rem);
}

.access-panel h1 {
  margin: 0 0 0.85rem;
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 3.5vw, 2.5rem);
  letter-spacing: -0.03em;
}

.access-panel p {
  margin: 0 0 1.5rem;
  color: var(--ink-soft);
  font-size: 1.08rem;
}

/* Motion */
@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(22px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .hero-content,
  .hero-visual,
  .reveal {
    animation: none !important;
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}