/* EkoAlert marketing — design tokens & layout */

:root {
  --color-bg: #f8faf8;
  --color-surface: #ffffff;
  --color-ink: #0f172a;
  --color-ink-muted: #475569;
  --color-border: rgba(15, 23, 42, 0.08);
  --color-primary: #0d9488;
  --color-primary-hover: #0f766e;
  --color-accent: #0284c7;
  --color-mint: #ecfdf5;
  --color-sky-tint: #f0f9ff;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 8px 30px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 24px 48px rgba(15, 23, 42, 0.1);
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --max: 1120px;
  --header-h: 4rem;
  --font: "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

/* Ukryte do czasu publikacji w Google Play — usuń klasę z linków w page.template.html. */
.store-play-hidden {
  display: none !important;
}

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

html {
  scroll-behavior: smooth;
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

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

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-ink);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--color-primary);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}

a:hover {
  color: var(--color-primary-hover);
}

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

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0.75rem;
  z-index: 100;
  padding: 0.5rem 1rem;
  background: var(--color-surface);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-md);
}

.skip-link:focus {
  left: 0.75rem;
}

.wrap {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--header-h);
  display: flex;
  align-items: center;
  background: rgba(248, 250, 248, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.65rem;
}

/* Language switcher (PL / EN / УК) — wspólne dla wszystkich wersji językowych */
.lang-switcher {
  display: flex;
  align-items: center;
  gap: 0.2rem;
  flex-shrink: 0;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.lang-switcher__link {
  padding: 0.35rem 0.45rem;
  border-radius: var(--radius-sm);
  color: var(--color-ink-muted);
  text-decoration: none;
  line-height: 1;
}

.lang-switcher__link:hover {
  color: var(--color-ink);
  background: rgba(13, 148, 136, 0.08);
}

.lang-switcher__link.is-current {
  color: var(--color-primary-hover);
  background: var(--color-mint);
  pointer-events: none;
}

.lang-switcher__sep {
  color: var(--color-border);
  user-select: none;
  font-weight: 400;
}

/* Subtelna sugestia języka (tylko PL /, pierwsza wizyta) */
.lang-suggest-host:not([hidden]) {
  display: block;
}

.lang-suggest {
  position: fixed;
  bottom: 1rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 60;
  width: min(calc(100% - 2rem), 26rem);
  padding: 0.85rem 1rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
}

.lang-suggest__text {
  margin: 0;
  flex: 1 1 12rem;
  font-size: 0.9rem;
  color: var(--color-ink-muted);
  line-height: 1.45;
}

.lang-suggest__actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

.lang-suggest__dismiss {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  padding: 0;
  border: none;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--color-ink-muted);
  font-size: 1.35rem;
  line-height: 1;
  cursor: pointer;
}

.lang-suggest__dismiss:hover {
  background: rgba(15, 23, 42, 0.06);
  color: var(--color-ink);
}

.section-intro code {
  font-size: 0.88em;
  padding: 0.12em 0.35em;
  border-radius: 6px;
  background: rgba(15, 23, 42, 0.06);
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1.125rem;
  letter-spacing: -0.02em;
  color: var(--color-ink);
  text-decoration: none;
}

.logo-mark {
  width: 1.5rem;
  height: 1.5rem;
  flex-shrink: 0;
  display: block;
  object-fit: contain;
}

.logo-text {
  line-height: 1;
}

.logo:hover {
  color: var(--color-primary);
}

.nav-desktop {
  display: none;
  align-items: center;
  gap: 1.75rem;
}

.nav-desktop a {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-ink-muted);
  text-decoration: none;
}

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

.header-cta {
  display: none;
  gap: 0.5rem;
}

.menu-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  padding: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  cursor: pointer;
  color: var(--color-ink);
}

.menu-toggle[aria-expanded="true"] .icon-open {
  display: none;
}

.menu-toggle[aria-expanded="true"] .icon-close {
  display: block;
}

.menu-toggle .icon-close {
  display: none;
}

.nav-mobile {
  display: none;
  position: fixed;
  inset: var(--header-h) 0 0;
  z-index: 40;
  padding: 1.5rem;
  background: var(--color-bg);
  border-top: 1px solid var(--color-border);
  flex-direction: column;
  gap: 0.25rem;
}

.nav-mobile.is-open {
  display: flex;
}

.nav-mobile a {
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  color: var(--color-ink);
  text-decoration: none;
}

.nav-mobile a:hover {
  background: var(--color-mint);
}

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

  .menu-toggle {
    display: none;
  }

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.25rem;
  font-family: inherit;
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1.25;
  border-radius: 999px;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary) 0%, #059669 100%);
  color: #fff;
  box-shadow: 0 4px 14px rgba(13, 148, 136, 0.35);
}

.btn-primary:hover {
  color: #fff;
  box-shadow: 0 6px 20px rgba(13, 148, 136, 0.4);
}

.btn-secondary {
  background: var(--color-surface);
  color: var(--color-ink);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  border-color: rgba(13, 148, 136, 0.35);
  color: var(--color-primary-hover);
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}

.btn-block {
  width: 100%;
}

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

@media (min-width: 480px) {
  .btn-block {
    width: auto;
  }
}

/* Hero */
.hero {
  padding: clamp(3rem, 8vw, 5rem) 0 clamp(3.5rem, 10vw, 6rem);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: -40% -20% auto;
  height: 70%;
  background: radial-gradient(ellipse at 50% 0%, rgba(13, 148, 136, 0.12) 0%, transparent 55%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  gap: 2.5rem;
  align-items: center;
}

@media (min-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
  }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.85rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-primary-hover);
  background: var(--color-mint);
  border-radius: 999px;
  margin-bottom: 1rem;
}

.hero h1 {
  margin: 0 0 1rem;
  font-size: clamp(2rem, 5vw, 2.85rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
  color: var(--color-ink);
}

.hero-lead {
  margin: 0 0 1.75rem;
  font-size: 1.0625rem;
  color: var(--color-ink-muted);
  max-width: 36ch;
}

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
}

.phone-mock {
  width: min(280px, 85vw);
  aspect-ratio: 390 / 844;
  border-radius: 2.25rem;
  background: linear-gradient(160deg, var(--color-sky-tint) 0%, var(--color-mint) 100%);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-lg);
  display: grid;
  padding: 1.25rem;
}

.phone-mock-inner {
  min-width: 0;
  min-height: 0;
  width: 100%;
  height: 100%;
  border-radius: 1.5rem;
  background: var(--color-surface);
  box-shadow: inset 0 0 0 1px var(--color-border);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  text-align: center;
  padding: 1rem;
}

.phone-mock-inner:has(.hero-mock-img) {
  padding: 0;
  overflow: hidden;
  position: relative;
  align-items: stretch;
  justify-content: stretch;
}

.hero-mock-img {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  max-width: none;
  object-fit: cover;
  object-position: top center;
  border-radius: 0;
}

.phone-mock-inner span {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-ink-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.phone-mock-inner strong {
  font-size: 1.125rem;
  color: var(--color-primary);
}

/* Sections */
section {
  padding: clamp(3rem, 6vw, 5rem) 0;
}

.section-label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.section-title {
  margin: 0 0 0.75rem;
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.section-intro {
  margin: 0 0 2rem;
  max-width: 52ch;
  color: var(--color-ink-muted);
  font-size: 1.0625rem;
}

.section-intro code {
  font-size: 0.9em;
  padding: 0.15em 0.4em;
  border-radius: 6px;
  background: rgba(15, 23, 42, 0.06);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.card-heading-lg {
  margin: 0 0 0.5rem;
  font-size: 1.125rem;
  font-weight: 700;
}

.card-lead {
  margin: 0;
  color: var(--color-ink-muted);
}

.bg-alt {
  background: var(--color-surface);
  border-block: 1px solid var(--color-border);
}

.bg-tint {
  background: linear-gradient(180deg, var(--color-sky-tint) 0%, var(--color-bg) 100%);
}

/* Problem / solution */
.problem-solution {
  text-align: center;
}

.problem-solution .card {
  max-width: 40rem;
  margin-inline: auto;
  text-align: left;
}

/* Cards grid */
.cards {
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 640px) {
  .cards {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 960px) {
  .cards.cols-3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

.card {
  padding: 1.5rem;
  background: var(--color-surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

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

.card-icon {
  width: 2.75rem;
  height: 2.75rem;
  border-radius: var(--radius-sm);
  background: var(--color-mint);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

.card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.0625rem;
  font-weight: 700;
}

.card p {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--color-ink-muted);
}

/* Screenshots */
.shot-grid {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 720px) {
  .shot-grid {
    grid-template-columns: repeat(3, 1fr);
    align-items: start;
  }
}

.shot {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  box-shadow: var(--shadow-md);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  /* Avoid grid stretch + intrinsic min-size fighting aspect-ratio on the frame. */
  align-self: start;
  min-width: 0;
}

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

.shot-frame {
  /* Keep 390:844 even when a max height caps the frame: width must shrink with height,
     not `width: 100%` + `max-height` (that combo breaks aspect-ratio and skews cover). */
  aspect-ratio: 390 / 844;
  width: min(100%, calc(min(72vh, 540px) * 390 / 844));
  height: auto;
  margin-inline: auto;
  margin-block: 0;
  background: linear-gradient(145deg, #e2e8f0 0%, #f1f5f9 50%, #e0f2fe 100%);
  min-width: 0;
  min-height: 0;
  padding: 0;
  display: block;
}

.shot-frame:not(:has(.shot-img)) {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.shot-frame:has(.shot-img) {
  position: relative;
  overflow: hidden;
}

.shot-img {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  max-width: none;
  /* `contain` avoids non-uniform scaling if the frame’s used box ever diverges from 390:844. */
  object-fit: contain;
  object-position: top center;
  border-radius: 0;
}

.shot-placeholder {
  text-align: center;
  color: var(--color-ink-muted);
  font-size: 0.875rem;
  font-weight: 600;
  line-height: 1.4;
}

.shot figcaption {
  padding: 1rem 1.125rem;
  font-size: 0.875rem;
  color: var(--color-ink-muted);
  border-top: 1px solid var(--color-border);
}

/* Steps */
.steps {
  display: grid;
  gap: 1.5rem;
  counter-reset: step;
}

@media (min-width: 768px) {
  .steps {
    grid-template-columns: repeat(3, 1fr);
  }
}

.step {
  position: relative;
  padding: 1.5rem;
  padding-top: 4rem;
  padding-left: 4rem;
  background: var(--color-surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.step::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  top: 1.25rem;
  left: 1.5rem;
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  font-size: 0.875rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

.step h3 {
  margin: 0 0 0.5rem;
  font-size: 1.0625rem;
}

.step p {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--color-ink-muted);
}

/* FAQ */
.faq-list {
  max-width: 40rem;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.faq-list details {
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.faq-list summary {
  padding: 1rem 1.25rem;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

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

.faq-list summary::after {
  content: "+";
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--color-primary);
  flex-shrink: 0;
}

.faq-list details[open] summary::after {
  content: "−";
}

.faq-list .faq-body {
  padding: 0 1.25rem 1.25rem;
  font-size: 0.9375rem;
  color: var(--color-ink-muted);
  border-top: 1px solid var(--color-border);
  margin-top: 0;
  padding-top: 1rem;
}

/* CTA band */
.cta-band {
  text-align: center;
  padding: clamp(3rem, 8vw, 4.5rem) 1.5rem;
  margin: 0 0 clamp(2rem, 5vw, 3rem);
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, #0d9488 0%, #0369a1 100%);
  color: #fff;
  box-shadow: var(--shadow-lg);
}

.cta-band h2 {
  margin: 0 0 0.75rem;
  font-size: clamp(1.5rem, 3vw, 1.85rem);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.cta-band p {
  margin: 0 auto 1.5rem;
  max-width: 36ch;
  opacity: 0.95;
  font-size: 1.0625rem;
}

.cta-band .hero-actions {
  justify-content: center;
}

.cta-band .btn-primary {
  background: #fff;
  color: var(--color-primary-hover);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.cta-band .btn-primary:hover {
  color: #0f172a;
}

.cta-band .btn-secondary {
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.35);
}

.cta-band .btn-secondary:hover {
  background: rgba(255, 255, 255, 0.25);
  color: #fff;
}

/* Footer */
.site-footer {
  padding: 2.5rem 0 2rem;
  border-top: 1px solid var(--color-border);
  background: var(--color-surface);
}

.footer-grid {
  display: grid;
  gap: 2rem;
}

@media (min-width: 640px) {
  .footer-grid {
    grid-template-columns: 1fr auto;
    align-items: start;
  }
}

.footer-brand {
  font-weight: 700;
  font-size: 1.125rem;
  margin: 0 0 0.5rem;
}

.footer-tag {
  margin: 0;
  font-size: 0.875rem;
  color: var(--color-ink-muted);
  max-width: 28ch;
}

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

.footer-links a {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-ink);
  text-decoration: none;
}

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

.footer-lang {
  margin-top: 1.25rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--color-border);
  font-size: 0.8125rem;
  color: var(--color-ink-muted);
}

.footer-lang a {
  font-weight: 600;
  text-decoration: none;
  color: var(--color-ink-muted);
}

.footer-lang a:hover {
  color: var(--color-primary);
}

.footer-copy {
  margin: 1.5rem 0 0;
  font-size: 0.75rem;
  color: var(--color-ink-muted);
}

/* Reveal on scroll */
.reveal {
  opacity: 0;
  transform: translateY(16px);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.55s ease, transform 0.55s ease;
}