/* Roba Klima — Editorial / Magazine Flat
   Cool blue / turquoise, serif display + clean sans body */

:root {
  --ink: #0f1b1f;
  --ink-soft: #3b4a4f;
  --muted: #6d7c81;
  --line: #e3e8e9;
  --line-strong: #c9d3d4;
  --paper: #ffffff;
  --paper-2: #f5f8f8;
  --paper-3: #eef4f4;
  --brand: #12b3a0;
  --brand-deep: #0a7d78;
  --brand-ink: #063f3d;
  --aqua: #80e8d4;
  --aqua-soft: #d7f5ee;
  --blue: #1f6f8b;
  --wrap: 1180px;
  --serif: "Fraunces", Georgia, "Times New Roman", serif;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--sans);
  color: var(--ink);
  background: var(--paper);
  font-size: 17px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

a { color: var(--brand-deep); text-decoration: none; }
a:hover { text-decoration: underline; }

.container {
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3, h4 {
  font-family: var(--serif);
  font-weight: 600;
  line-height: 1.12;
  color: var(--ink);
  letter-spacing: -0.01em;
  margin: 0 0 .5em;
}

p { margin: 0 0 1em; }

/* ---------- Topbar ---------- */
.topbar {
  background: var(--brand-ink);
  color: #cfeee7;
  font-size: 13px;
  letter-spacing: .02em;
}
.topbar .container {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  align-items: center;
  padding-top: 9px;
  padding-bottom: 9px;
}
.topbar a { color: #eafaf6; }
.topbar .lang { margin-left: auto; }
.topbar .lang a { font-weight: 700; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,.94);
  backdrop-filter: saturate(140%) blur(6px);
  border-bottom: 1px solid var(--line);
}
.site-header .container {
  display: flex;
  align-items: center;
  gap: 20px;
  min-height: 74px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
}
.brand:hover { text-decoration: none; }
.brand img { height: 30px; width: auto; }
.brand .name {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 20px;
  line-height: 1;
  display: flex;
  flex-direction: column;
}
.brand .name small {
  font-family: var(--sans);
  font-weight: 500;
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: 3px;
}
.nav {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 26px;
}
.nav a {
  color: var(--ink-soft);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: .01em;
}
.nav a:hover { color: var(--brand-deep); text-decoration: none; }
.nav .lang-switch {
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  padding: 5px 13px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--brand-deep);
}
.btn {
  display: inline-block;
  background: var(--brand);
  color: #fff;
  padding: 11px 22px;
  border-radius: 2px;
  font-family: var(--sans);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: .01em;
  border: 1px solid var(--brand);
  cursor: pointer;
  transition: background .18s ease, color .18s ease;
}
.btn:hover { background: var(--brand-deep); border-color: var(--brand-deep); color: #fff; text-decoration: none; }
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line-strong);
}
.btn-ghost:hover { background: var(--ink); border-color: var(--ink); color: #fff; }

.menu-toggle {
  display: none;
  margin-left: auto;
  background: transparent;
  border: 1px solid var(--line-strong);
  border-radius: 2px;
  font-size: 22px;
  line-height: 1;
  padding: 6px 11px;
  cursor: pointer;
  color: var(--ink);
}

/* ---------- Hero ---------- */
.hero {
  background:
    radial-gradient(1200px 400px at 85% -10%, var(--aqua-soft), transparent 60%),
    var(--paper);
  border-bottom: 1px solid var(--line);
  padding: 74px 0 66px;
}
.hero .eyebrow,
.eyebrow {
  display: inline-block;
  font-family: var(--sans);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--brand-deep);
  padding-bottom: 10px;
  border-bottom: 2px solid var(--aqua);
  margin-bottom: 22px;
}
.hero h1 {
  font-size: clamp(2.6rem, 6vw, 4.6rem);
  font-weight: 600;
  max-width: 15ch;
  margin-bottom: .32em;
}
.hero .lead {
  font-size: clamp(1.05rem, 2vw, 1.3rem);
  color: var(--ink-soft);
  max-width: 60ch;
  line-height: 1.6;
}
.hero .meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 28px;
  color: var(--muted);
  font-size: 14px;
  margin: 26px 0 30px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}
.cta-row { display: flex; flex-wrap: wrap; gap: 14px; }

/* ---------- Intro article ---------- */
.intro {
  padding: 60px 0 20px;
}
.intro .container { max-width: 780px; }
.intro h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
}
.intro p {
  font-size: 1.12rem;
  color: var(--ink-soft);
}
.intro p:first-of-type {
  font-size: 1.28rem;
  color: var(--ink);
}

/* ---------- Tip / alternating blocks ---------- */
.tip { padding: 46px 0; border-top: 1px solid var(--line); }
.tip:first-of-type { border-top: none; }
.tip-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.tip:nth-child(even) .tip-media { order: -1; }
.tip-number {
  font-family: var(--serif);
  font-size: 3.4rem;
  font-weight: 600;
  line-height: 1;
  color: var(--aqua);
  display: block;
  margin-bottom: 8px;
  border-bottom: 2px solid var(--line);
  padding-bottom: 14px;
  width: fit-content;
  padding-right: 40px;
}
.tip-text h3 {
  font-size: clamp(1.5rem, 2.6vw, 2rem);
  margin-bottom: .55em;
}
.tip-text p { color: var(--ink-soft); }
.tip-media img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: 2px;
}

/* ---------- Feature band ---------- */
.band {
  background: var(--brand-ink);
  color: #eafaf6;
  padding: 62px 0;
  margin: 20px 0 0;
}
.band .container {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 40px;
  align-items: center;
}
.band h2 { color: #fff; font-size: clamp(1.8rem, 3.4vw, 2.6rem); }
.band p { color: #b9ded6; margin-bottom: 0; }
.band .band-stat {
  text-align: right;
}
.band .big {
  font-family: var(--serif);
  font-size: clamp(3.4rem, 8vw, 5.4rem);
  font-weight: 600;
  color: var(--aqua);
  line-height: 1;
}
.band .big-sub { color: #cfeee7; font-size: 15px; letter-spacing: .04em; }

/* ---------- News / blog grid ---------- */
.news { padding: 66px 0; border-top: 1px solid var(--line); }
.section-title {
  font-size: clamp(1.8rem, 3.6vw, 2.6rem);
  text-align: center;
}
.section-sub {
  text-align: center;
  color: var(--muted);
  max-width: 60ch;
  margin: 0 auto 42px;
  font-size: 1.05rem;
}
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}
.news-card {
  border: 1px solid var(--line);
  border-radius: 2px;
  overflow: hidden;
  background: var(--paper);
  display: flex;
  flex-direction: column;
  transition: border-color .18s ease, transform .18s ease;
}
.news-card:hover { border-color: var(--line-strong); transform: translateY(-3px); }
.news-card img { aspect-ratio: 16 / 10; object-fit: cover; }
.news-card .body { padding: 22px 22px 26px; }
.news-card .kicker {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--brand-deep);
}
.news-card h3 {
  font-size: 1.28rem;
  margin: 10px 0 8px;
}
.news-card p { color: var(--ink-soft); font-size: .98rem; margin-bottom: 0; }

/* ---------- FAQ ---------- */
.faq { padding: 66px 0; border-top: 1px solid var(--line); background: var(--paper-2); }
.faq-list {
  max-width: 820px;
  margin: 0 auto;
  border-top: 1px solid var(--line-strong);
}
.faq-item { border-bottom: 1px solid var(--line-strong); }
.faq-q {
  width: 100%;
  text-align: left;
  background: transparent;
  border: none;
  cursor: pointer;
  font-family: var(--serif);
  font-size: 1.18rem;
  font-weight: 600;
  color: var(--ink);
  padding: 22px 44px 22px 0;
  position: relative;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: baseline;
}
.faq-q .icon {
  font-family: var(--sans);
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--brand-deep);
  transition: transform .2s ease;
  line-height: 1;
}
.faq-item.open .faq-q .icon { transform: rotate(45deg); }
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height .3s ease;
}
.faq-a p {
  color: var(--ink-soft);
  padding: 0 44px 22px 0;
  margin: 0;
}
.faq-item.open .faq-a { max-height: 400px; }

/* ---------- CTA + Form ---------- */
.cta-section { padding: 72px 0; border-top: 1px solid var(--line); }
.cta-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: start;
}
.cta-grid h2 { font-size: clamp(1.8rem, 3.4vw, 2.6rem); }
.cta-grid > div > p { color: var(--ink-soft); font-size: 1.08rem; }
.cta-grid ul {
  list-style: none;
  padding: 0;
  margin: 24px 0 0;
}
.cta-grid ul li {
  padding: 12px 0 12px 30px;
  border-top: 1px solid var(--line);
  position: relative;
  color: var(--ink-soft);
}
.cta-grid ul li::before {
  content: "\2192";
  position: absolute;
  left: 0;
  color: var(--brand);
  font-weight: 700;
}
.form-card {
  border: 1px solid var(--line-strong);
  border-radius: 3px;
  padding: 30px;
  background: var(--paper-2);
}
.form-card h3 { font-size: 1.5rem; margin-bottom: .2em; }
.form-card .sub { color: var(--muted); font-size: .95rem; margin-bottom: 22px; }
.field { margin-bottom: 16px; }
.field label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .03em;
  color: var(--ink-soft);
  margin-bottom: 6px;
}
.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--line-strong);
  border-radius: 2px;
  font-family: var(--sans);
  font-size: 15px;
  color: var(--ink);
  background: #fff;
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--brand);
  box-shadow: 0 0 0 3px var(--aqua-soft);
}
.form-card .btn { width: 100%; margin-top: 4px; }
.form-note { font-size: 12.5px; color: var(--muted); margin: 12px 0 0; }
.form-success {
  display: none;
  margin-top: 14px;
  padding: 12px 14px;
  background: var(--aqua-soft);
  border: 1px solid var(--aqua);
  border-radius: 2px;
  color: var(--brand-ink);
  font-size: 14px;
  font-weight: 600;
}
.form-success.show { display: block; }

/* ---------- Testimonials ---------- */
.refs { padding: 66px 0; border-top: 1px solid var(--line); background: var(--paper-3); }
.refs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}
.ref-card {
  background: #fff;
  border: 1px solid var(--line);
  border-left: 3px solid var(--brand);
  border-radius: 2px;
  padding: 26px 26px 22px;
}
.ref-card p {
  font-family: var(--serif);
  font-size: 1.12rem;
  font-style: italic;
  color: var(--ink);
  line-height: 1.5;
}
.ref-card .who {
  font-family: var(--sans);
  font-style: normal;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--muted);
  margin: 0;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--ink);
  color: #b7c4c6;
  padding: 60px 0 26px;
  margin-top: 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1.2fr;
  gap: 44px;
}
.footer-brand img { height: 30px; margin-bottom: 16px; filter: brightness(0) invert(1); opacity: .92; }
.footer-brand p { color: #8ea0a3; font-size: .95rem; }
.site-footer h4 {
  color: #fff;
  font-family: var(--sans);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer ul li { margin-bottom: 9px; }
.site-footer a { color: #b7c4c6; }
.site-footer a:hover { color: var(--aqua); text-decoration: none; }
.footer-bottom {
  margin-top: 42px;
  padding-top: 22px;
  border-top: 1px solid rgba(255,255,255,.12);
  font-size: 13px;
  color: #7b8d90;
  text-align: center;
}

/* ---------- Subpages ---------- */
.page-hero {
  background:
    radial-gradient(900px 300px at 90% -20%, var(--aqua-soft), transparent 60%),
    var(--paper);
  border-bottom: 1px solid var(--line);
  padding: 60px 0 46px;
}
.page-hero h1 { font-size: clamp(2.2rem, 5vw, 3.4rem); }
.page-hero p { color: var(--muted); max-width: 60ch; margin: 0; }

.doc { padding: 54px 0 66px; }
.doc .container { max-width: 820px; }
.doc h2 {
  font-size: 1.5rem;
  margin-top: 1.8em;
  padding-bottom: .3em;
  border-bottom: 1px solid var(--line);
}
.doc h2:first-child { margin-top: 0; }
.doc p, .doc li { color: var(--ink-soft); }
.doc ul { padding-left: 20px; }
.doc li { margin-bottom: 8px; }

.info-table {
  width: 100%;
  border-collapse: collapse;
  margin: 18px 0;
}
.info-table td {
  padding: 12px 14px;
  border: 1px solid var(--line);
  vertical-align: top;
}
.info-table td:first-child {
  width: 34%;
  font-weight: 600;
  color: var(--ink);
  background: var(--paper-2);
}

.contact-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-bottom: 40px;
}
.contact-card {
  border: 1px solid var(--line);
  border-top: 3px solid var(--brand);
  border-radius: 2px;
  padding: 26px 22px;
  text-align: center;
}
.contact-card .ico { font-size: 26px; color: var(--brand-deep); margin-bottom: 8px; }
.contact-card h3 { font-size: 1.1rem; margin-bottom: 6px; }
.contact-card p { margin: 0; color: var(--ink-soft); }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .tip-grid,
  .cta-grid,
  .band .container { grid-template-columns: 1fr; gap: 30px; }
  .tip:nth-child(even) .tip-media { order: 0; }
  .band .band-stat { text-align: left; }
  .news-grid,
  .refs-grid,
  .contact-cards { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 760px) {
  body { font-size: 16px; }
  .nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #fff;
    border-bottom: 1px solid var(--line);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 8px 0;
    display: none;
    box-shadow: 0 14px 24px rgba(0,0,0,.06);
  }
  .nav.open { display: flex; }
  .nav a {
    padding: 13px 24px;
    border-top: 1px solid var(--line);
  }
  .nav a:first-child { border-top: none; }
  .nav .lang-switch,
  .nav .btn {
    margin: 10px 24px;
    text-align: center;
    border-radius: 2px;
  }
  .nav .lang-switch { border-radius: 999px; }
  .menu-toggle { display: inline-block; }
  .topbar .container { font-size: 12px; }
  .topbar span:nth-child(2) { display: none; }
  .news-grid,
  .refs-grid,
  .contact-cards,
  .footer-grid { grid-template-columns: 1fr; }
}

@media (max-width: 420px) {
  .container { padding: 0 18px; }
  .brand .name { font-size: 18px; }
}