/* SEE YOU — landing styles
 * UA-only, mobile-first, single CSS for all pages.
 */

:root {
  --bg: #ffffff;
  --bg-soft: #f6f8fb;
  --bg-card: #ffffff;
  --bg-accent-soft: #eaf2ff;
  --text: #0f1b2d;
  --text-muted: #5a6678;
  --border: #e3e8ef;
  --brand: #2d6cdf;
  --brand-hover: #1e57c2;
  --brand-soft: #dbe7fb;
  --success: #1fb57a;
  --warning: #e08e50;
  --danger: #d04848;
  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 22px;
  --shadow-sm: 0 1px 2px rgba(15, 27, 45, 0.06);
  --shadow: 0 4px 18px rgba(15, 27, 45, 0.08);
  --max-w: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.55;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

a:hover {
  color: var(--brand-hover);
  text-decoration: underline;
}

h1, h2, h3, h4 {
  margin: 0 0 0.5em;
  line-height: 1.2;
  letter-spacing: -0.01em;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 800;
}

h2 {
  font-size: clamp(1.5rem, 3.2vw, 2.1rem);
  font-weight: 700;
}

h3 {
  font-size: 1.2rem;
  font-weight: 700;
}

p {
  margin: 0 0 1em;
}

.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 20px;
}

/* ===== Navigation ===== */

.nav {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(160%) blur(8px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--text);
  text-decoration: none;
}

.brand:hover {
  text-decoration: none;
  color: var(--text);
}

.brand-mark {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--brand) 0%, #5a8ef0 100%);
  display: grid;
  place-items: center;
  color: #fff;
  font-size: 1rem;
}

.nav-links {
  display: flex;
  gap: 22px;
  align-items: center;
}

.nav-links a {
  color: var(--text);
  font-weight: 500;
  font-size: 0.95rem;
}

.nav-links a:hover {
  color: var(--brand);
  text-decoration: none;
}

.nav-cta {
  background: var(--brand);
  color: #fff !important;
  padding: 8px 16px;
  border-radius: 999px;
  font-weight: 600;
}

.nav-cta:hover {
  background: var(--brand-hover);
  color: #fff !important;
  text-decoration: none;
}

.nav-burger {
  display: none;
  background: none;
  border: 0;
  font-size: 1.4rem;
  cursor: pointer;
  color: var(--text);
}

@media (max-width: 720px) {
  .nav-links {
    display: none;
  }
  .nav-burger {
    display: block;
  }
  .nav-links.open {
    display: flex;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: #fff;
    flex-direction: column;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    gap: 14px;
  }
}

/* ===== Buttons ===== */

.btn {
  display: inline-block;
  padding: 14px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  border: 0;
  cursor: pointer;
  transition: transform 0.05s ease, background 0.15s ease;
}

.btn:hover {
  text-decoration: none;
}

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

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

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

.btn-secondary {
  background: var(--bg-accent-soft);
  color: var(--brand);
}

.btn-secondary:hover {
  background: var(--brand-soft);
  color: var(--brand-hover);
}

/* ===== Hero ===== */

.hero {
  padding: 80px 0 70px;
  background:
    radial-gradient(1200px 600px at 90% -20%, var(--bg-accent-soft), transparent 60%),
    radial-gradient(800px 400px at 5% 110%, #eafff4, transparent 60%);
  position: relative;
  overflow: hidden;
}

.hero .container {
  position: relative;
  z-index: 2;
}

.hero::after {
  content: "👁️";
  position: absolute;
  left: -60px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 280px;
  opacity: 0.07;
  z-index: 1;
  pointer-events: none;
}

@media (max-width: 900px) {
  .hero::after {
    font-size: 180px;
    left: -80px;
    opacity: 0.05;
  }
}

.hero-eyebrow {
  display: inline-block;
  background: var(--brand-soft);
  color: var(--brand-hover);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 999px;
  margin-bottom: 18px;
}

.hero h1 {
  margin-bottom: 18px;
}

.hero-sub {
  font-size: clamp(1rem, 1.8vw, 1.2rem);
  color: var(--text-muted);
  max-width: 640px;
  margin-bottom: 32px;
}

.hero-ctas {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.hero-trust {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.4;
}

.hero-trust span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}

.hero-trust span::before {
  content: "✓";
  color: var(--success, #16a34a);
  font-weight: 700;
}

.hero-trust span + span::after {
  content: "";
}

.hero-trust > span:not(:last-child) {
  position: relative;
}

/* ===== Section base ===== */

section {
  padding: 80px 0;
}

@media (max-width: 720px) {
  section {
    padding: 56px 0;
  }
}

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

.section-head {
  max-width: 720px;
  margin-bottom: 38px;
}

.section-head p {
  color: var(--text-muted);
  font-size: 1.05rem;
}

/* ===== How it works ===== */

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}

.step {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow-sm);
}

.step-num {
  display: inline-grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 999px;
  background: var(--brand-soft);
  color: var(--brand-hover);
  font-weight: 800;
  margin-bottom: 16px;
}

.step h3 {
  margin-bottom: 8px;
}

.step p {
  color: var(--text-muted);
  margin: 0;
}

/* ===== Categories grid ===== */

.cats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

@media (max-width: 900px) {
  .cats {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .cats {
    grid-template-columns: 1fr;
  }
}

.cat {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.cat:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}

.cat-emoji {
  font-size: 1.8rem;
  margin-bottom: 12px;
}

.cat h3 {
  margin-bottom: 8px;
}

.cat p {
  color: var(--text-muted);
  margin: 0;
  font-size: 0.95rem;
}

/* ===== Safety ===== */

.safety {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

@media (max-width: 900px) {
  .safety {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .safety {
    grid-template-columns: 1fr;
  }
}

.safety-item {
  display: block;
  text-align: left;
}

.safety-item > div {
  min-width: 0;
  flex: 1;
}

.safety-item h3 {
  word-wrap: break-word;
  overflow-wrap: break-word;
  hyphens: auto;
}

.safety-icon {
  display: block;
  width: auto;
  height: auto;
  font-size: 28.8px;
  line-height: 1;
  margin: 0 0 12px 0;
  padding: 0;
}

.safety-item h3 {
  margin: 0 0 4px;
  font-size: 1.05rem;
}

.safety-item p {
  color: var(--text-muted);
  margin: 0;
  font-size: 0.92rem;
}

/* ===== FAQ ===== */

.faq {
  max-width: 800px;
}

details.qa {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 22px;
  margin-bottom: 12px;
  transition: border-color 0.15s ease;
}

details.qa[open] {
  border-color: var(--brand-soft);
}

details.qa summary {
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

details.qa summary::-webkit-details-marker {
  display: none;
}

details.qa summary::after {
  content: "+";
  color: var(--brand);
  font-size: 1.4rem;
  font-weight: 400;
}

details.qa[open] summary::after {
  content: "−";
}

details.qa p {
  margin: 12px 0 0;
  color: var(--text-muted);
}

/* ===== Contacts / ФОП block ===== */

.fop-block {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  display: grid;
  gap: 8px;
}

.fop-block dt {
  font-weight: 600;
  color: var(--text);
  margin-top: 12px;
}

.fop-block dt:first-of-type {
  margin-top: 0;
}

.fop-block dd {
  margin: 0;
  color: var(--text-muted);
  font-family: ui-monospace, "Cascadia Code", Menlo, Consolas, monospace;
  font-size: 0.95rem;
  word-break: break-all;
}

/* ===== Footer ===== */

footer.site-footer {
  background: #0f1b2d;
  color: #cbd3df;
  padding: 50px 0 30px;
  margin-top: 60px;
}

footer.site-footer a {
  color: #cbd3df;
}

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

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 30px;
}

.footer-col h4 {
  font-size: 0.95rem;
  margin-bottom: 14px;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.footer-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-col li {
  margin-bottom: 10px;
}

.footer-bottom {
  border-top: 1px solid #243348;
  padding-top: 20px;
  font-size: 0.85rem;
  color: #8b95a7;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}

@media (max-width: 720px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
}

/* ===== Legal pages (Terms / Privacy / About / Contacts) ===== */

.legal {
  max-width: 760px;
  padding: 50px 0 80px;
}

.legal h1 {
  font-size: clamp(1.7rem, 3.2vw, 2.4rem);
  margin-bottom: 8px;
}

.legal .legal-meta {
  color: var(--text-muted);
  font-size: 0.92rem;
  margin-bottom: 36px;
}

.legal h2 {
  font-size: 1.3rem;
  margin-top: 32px;
  margin-bottom: 10px;
}

.legal h3 {
  font-size: 1.05rem;
  margin-top: 22px;
}

.legal p,
.legal li {
  color: #2a3445;
  font-size: 1rem;
  line-height: 1.7;
}

.legal ul,
.legal ol {
  padding-left: 22px;
}

.legal li {
  margin-bottom: 6px;
}

.legal strong {
  color: var(--text);
}

.toc {
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 22px;
  margin: 24px 0 32px;
}

.toc h4 {
  margin: 0 0 10px;
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}

.toc ol {
  margin: 0;
  padding-left: 22px;
}

.toc li {
  margin-bottom: 4px;
}

/* ===== Misc utilities ===== */

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

.text-center {
  text-align: center;
}

.divider {
  height: 1px;
  background: var(--border);
  margin: 30px 0;
}


/* ===== Cases (Social proof) ===== */

.cases {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

@media (max-width: 720px) {
  .cases {
    grid-template-columns: 1fr;
  }
}

.case {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}

.case-tag {
  display: inline-block;
  background: var(--brand-soft);
  color: var(--brand-hover);
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.case h3 {
  margin-bottom: 10px;
}

.case-task,
.case-result {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 8px;
}

.case-task strong,
.case-result strong {
  color: var(--text);
}

.case blockquote {
  margin: 14px 0 0;
  padding: 12px 16px;
  background: var(--bg-soft);
  border-left: 3px solid var(--brand);
  border-radius: var(--radius-sm);
  font-style: italic;
  color: var(--text);
  font-size: 0.95rem;
}

/* ===== Calculator ===== */

.calc {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: start;
}

.calc-form {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  display: grid;
  gap: 14px;
}

.calc-form label {
  display: grid;
  gap: 6px;
  font-size: 0.92rem;
  color: var(--text-muted);
}

.calc-form input {
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-family: inherit;
  color: var(--text);
  background: #fff;
}

.calc-form input:focus {
  outline: none;
  border-color: var(--brand);
  box-shadow: 0 0 0 3px var(--brand-soft);
}

.calc-form button {
  margin-top: 6px;
  justify-self: start;
}

.calc-result {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  display: grid;
  gap: 14px;
  align-self: start;
}

.calc-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  background: var(--bg-soft);
  border-radius: var(--radius-sm);
}

.calc-row span {
  color: var(--text-muted);
  font-size: 0.92rem;
}

.calc-row strong {
  color: var(--text);
  font-size: 1rem;
  text-align: right;
}

.calc-row.calc-save {
  background: #eafff4;
  border: 1px solid #c7f0db;
}

.calc-row.calc-save strong {
  color: var(--success);
  font-size: 1.05rem;
}

@media (max-width: 720px) {
  .calc {
    grid-template-columns: 1fr;
  }
}

/* ===== Templates (checklists) ===== */

.templates {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

@media (max-width: 720px) {
  .templates {
    grid-template-columns: 1fr;
  }
}

details.tpl {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 22px;
}

details.tpl[open] {
  border-color: var(--brand-soft);
}

details.tpl summary {
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

details.tpl summary::-webkit-details-marker {
  display: none;
}

details.tpl summary::after {
  content: "+";
  color: var(--brand);
  font-size: 1.4rem;
  font-weight: 400;
}

details.tpl[open] summary::after {
  content: "−";
}

details.tpl ul {
  margin: 12px 0 0;
  padding-left: 20px;
  color: var(--text-muted);
}

details.tpl li {
  margin-bottom: 6px;
  font-size: 0.95rem;
}

/* ===== Bullet list (city pages) ===== */

.bullets-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 12px;
}

.bullets-list li {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  color: var(--text);
  font-size: 0.95rem;
}

.bullets-list li::before {
  content: "✓ ";
  color: var(--success);
  font-weight: 800;
  margin-right: 6px;
}

/* ===== PWA Banner ===== */

.pwa-banner[hidden] { display: none !important; }

.pwa-banner {
  position: fixed;
  bottom: 20px;
  right: 20px;
  left: auto;
  max-width: 380px;
  background: var(--text);
  color: #fff;
  padding: 14px 16px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  gap: 10px;
  box-shadow: 0 12px 32px rgba(0,0,0,0.22);
  z-index: 30;
  font-size: 0.88rem;
  animation: pwaSlideUp 0.4s ease;
}

@keyframes pwaSlideUp {
  from { transform: translateY(80px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

@media (max-width: 600px) {
  .pwa-banner {
    left: 12px;
    right: 12px;
    max-width: none;
    bottom: 12px;
  }
}

.pwa-banner span {
  flex: 1;
}

.pwa-banner .btn-sm {
  padding: 8px 14px;
  font-size: 0.9rem;
}

.pwa-close {
  background: transparent;
  color: #fff;
  border: 0;
  font-size: 1.2rem;
  cursor: pointer;
  opacity: 0.8;
  padding: 0 4px;
}

.pwa-close:hover {
  opacity: 1;
}

/* ===== Footer: 4 columns support ===== */

@media (min-width: 721px) {
  .footer-grid {
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
  }
}


/* hero-eye-mobile */
@media (max-width: 600px) {
  .hero::after {
    font-size: 120px;
    right: -50px;
    top: auto;
    bottom: 10px;
    transform: none;
    opacity: 0.04;
  }
}


/* hero-centered */
.hero .container {
  text-align: center;
}

.hero-eyebrow {
  margin-left: auto;
  margin-right: auto;
}

.hero h1 {
  margin-left: auto;
  margin-right: auto;
  max-width: 820px;
}

.hero-sub {
  margin-left: auto;
  margin-right: auto;
  max-width: 680px;
}

.hero-ctas {
  justify-content: center;
}

.safety-item,
.safety-item h3,
.safety-item p,
.safety-item > div {
  text-align: left;
  hyphens: none;
  word-wrap: normal;
  overflow-wrap: break-word;
}

.hero-trust {
  justify-content: center;
  margin-top: 24px;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.hero::after {
    left: 50%;
    right: auto;
    top: 50%;
    transform: translate(-50%, -50%);
    font-size: 400px;
    opacity: 0.04;
}