/* ---- Self-hosted variable fonts ---- */
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 200 800;
  font-display: swap;
  src: url('/static/fonts/PlusJakartaSans-Variable.woff2') format('woff2-variations'),
       url('/static/fonts/PlusJakartaSans-Variable.woff2') format('woff2');
}

@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: italic;
  font-weight: 200 800;
  font-display: swap;
  src: url('/static/fonts/PlusJakartaSans-Italic-Variable.woff2') format('woff2-variations'),
       url('/static/fonts/PlusJakartaSans-Italic-Variable.woff2') format('woff2');
}

@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 100 800;
  font-display: swap;
  src: url('/static/fonts/JetBrainsMono-Variable.woff2') format('woff2-variations'),
       url('/static/fonts/JetBrainsMono-Variable.woff2') format('woff2');
}

/* ---- Design Tokens ---- */
:root,
:root[data-theme="dark"] {
  /* Backgrounds */
  --bg-base: #0b1210;
  --bg-base-rgb: 11, 18, 16;
  --bg-surface: #121a16;
  --bg-elevated: #1a2420;
  --bg-border: #273830;
  --bg-border-subtle: #1e2e26;

  /* Brand */
  --green-primary: #4daa62;
  --green-soft: #7dcf8a;
  --green-muted: #2a5232;
  --green-glow: rgba(77, 170, 98, 0.12);
  --teal: #2a9d8f;
  --teal-soft: #3bbdad;
  --teal-glow: rgba(42, 157, 143, 0.12);
  --gold: #e8b820;
  --gold-glow: rgba(232, 184, 32, 0.1);
  --drop-blue: #2a9d8f; /* aliased to teal */

  /* Text */
  --text-primary: #eaf2ec;
  --text-secondary: #8aaa96;
  --text-muted: #4e6258;

  /* Semantic */
  --warning: #d4960f;
  --warning-bg: rgba(212, 150, 15, 0.1);
  --danger: #c0392b;

  --theme-color-meta: #0d1410;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 3rem;
  --space-xl: 6rem;

  /* Radius */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-pill: 100px;
}

:root[data-theme="light"] {
  --bg-base: #fafbfa;
  --bg-base-rgb: 250, 251, 250;
  --bg-surface: #f3f5f4;
  --bg-elevated: #ffffff;
  --bg-border: #d6dfd9;
  --bg-border-subtle: #e6ece8;

  --green-primary: #3d8a52;
  --green-soft: #2f6e40;
  --green-muted: #b6d6be;
  --green-glow: rgba(61, 138, 82, 0.1);
  --teal: #1f7a6e;
  --teal-soft: #2a9d8f;
  --teal-glow: rgba(31, 122, 110, 0.1);
  --gold: #b88a10;
  --gold-glow: rgba(184, 138, 16, 0.08);
  --drop-blue: #1f7a6e;

  --text-primary: #0e1a14;
  --text-secondary: #4a5e54;
  --text-muted: #6e8278;

  --warning: #b07a0a;
  --warning-bg: rgba(176, 122, 10, 0.1);
  --danger: #a8281a;

  --theme-color-meta: #fafbfa;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--bg-base);
  color: var(--text-primary);
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 400;
  font-size: 1rem;
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

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

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

/* ---- Focus-visible ring (a11y) ---- */
:focus-visible {
  outline: 2px solid rgba(77, 170, 98, 0.5);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

.btn:focus-visible,
.theme-toggle:focus-visible {
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  .btn,
  .btn:hover,
  .btn:active {
    transform: none !important;
    transition: background-color 0.2s ease, border-color 0.2s ease,
                box-shadow 0.2s ease !important;
  }
}

ul,
ol {
  list-style: none;
}

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

/* ---- Typography ---- */
h1,
h2,
h3,
h4 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  line-height: 1.1;
  color: var(--text-primary);
  font-weight: 700;
}

.mono {
  font-family: 'JetBrains Mono', monospace;
}

/* ---- Utility ---- */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.section-title {
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  text-align: center;
  margin-bottom: var(--space-sm);
}

.section-sub {
  text-align: center;
  color: var(--text-secondary);
  font-size: 1.05rem;
  margin-bottom: var(--space-lg);
  max-width: 52ch;
  margin-left: auto;
  margin-right: auto;
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.65rem 1.4rem;
  border-radius: var(--radius-pill);
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 500;
  font-size: 0.9rem;
  letter-spacing: 0.01em;
  transition: background-color 0.2s ease-out, border-color 0.2s ease-out,
              transform 0.15s ease-out, box-shadow 0.2s ease-out;
  white-space: nowrap;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn:active {
  transform: translateY(0) scale(0.98);
  transition-duration: 0.08s;
}

.btn.is-disabled {
  background: var(--bg-border);
  color: var(--text-secondary);
  box-shadow: none;
  border-color: transparent;
  opacity: 0.6;
  cursor: not-allowed;
  pointer-events: none;
}

.btn.is-disabled:hover {
  transform: none;
}

.btn--primary {
  background: linear-gradient(135deg, var(--green-primary) 0%, var(--teal) 100%);
  color: #fff;
  box-shadow: 0 4px 18px rgba(42, 157, 143, 0.22);
}

.btn--primary:hover {
  background: linear-gradient(135deg, #3d8a4e 0%, #1e8070 100%);
  box-shadow: 0 8px 28px rgba(77, 170, 98, 0.35), 0 0 0 1px rgba(125, 207, 138, 0.25);
}

.btn--ghost {
  background-color: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--bg-border);
}

.btn--ghost:hover {
  border-color: var(--green-primary);
  color: var(--text-primary);
}

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

.btn--outline:hover {
  border-color: var(--green-primary);
  color: var(--green-soft);
}

.btn--sm {
  padding: 0.45rem 1rem;
  font-size: 0.82rem;
}

.btn--lg {
  padding: 0.85rem 2rem;
  font-size: 1rem;
}

/* ---- Page Hero (features/pricing) ---- */
.page-hero {
  padding: calc(var(--space-xl) + 4rem) var(--space-md) var(--space-lg);
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image: image-set(
    url('/static/images/image-03.avif') type('image/avif'),
    url('/static/images/image-03.webp') type('image/webp'),
    url('/static/images/image-03.jpg') type('image/jpeg')
  );
  background-size: cover;
  background-position: center 35%;
  opacity: 0.05;
  pointer-events: none;
}

.page-hero__inner {
  position: relative;
  z-index: 1;
  max-width: 700px;
  margin: 0 auto;
}

.page-hero__heading {
  font-size: clamp(2rem, 5vw, 3rem);
  margin-bottom: var(--space-sm);
}

.page-hero__sub {
  color: var(--text-secondary);
  font-size: 1.1rem;
  max-width: 52ch;
}

/* ---- Breadcrumb ---- */
.breadcrumb {
  margin-bottom: var(--space-md);
}

.breadcrumb ol {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.breadcrumb a {
  color: var(--text-secondary);
  transition: color 0.2s ease;
}

.breadcrumb a:hover {
  color: var(--green-soft);
}

/* ---- Reveal animation ---- */
[data-reveal-active] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
  transition-delay: var(--reveal-delay, 0s);
  will-change: transform, opacity;
}

[data-reveal-active].in-view {
  opacity: 1;
  transform: none;
  will-change: auto;
}

@media (prefers-reduced-motion: reduce) {
  [data-reveal-active] {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}

/* ---- Footer ---- */
.footer {
  border-top: 1px solid rgba(42, 157, 143, 0.25);
  margin-top: var(--space-xl);
  padding: var(--space-lg) var(--space-md) var(--space-md);
}

/* Brand stripe (logo + manifesto + newsletter) */
.footer__brand-stripe {
  max-width: 1200px;
  margin: 0 auto var(--space-lg);
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid var(--bg-border-subtle);
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

@media (min-width: 860px) {
  .footer__brand-stripe {
    grid-template-columns: 1.2fr 1fr;
    gap: var(--space-lg);
    align-items: center;
  }
}

.footer__manifesto {
  color: var(--text-secondary);
  font-size: 0.92rem;
  font-weight: 300;
  line-height: 1.7;
  margin-top: 0.75rem;
  max-width: 48ch;
}

.footer__newsletter-label {
  display: block;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.footer__newsletter {
  max-width: none;
  margin: 0;
  display: block;
}

.footer__newsletter .newsletter-form__row {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

/* Sitemap + apps */
.footer__inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

@media (min-width: 860px) {
  .footer__inner {
    grid-template-columns: 3fr 1fr;
    align-items: start;
  }
}

.footer__logo {
  font-family: 'Playfair Display', serif;
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.footer__logo-drop {
  color: var(--drop-blue);
}

.footer__logo-img {
  height: 96px;
  width: auto;
  display: block;
}

/* Theme-aware footer logo swap */
.footer__logo-img--light {
  display: none;
}

:root[data-theme="light"] .footer__logo-img--dark {
  display: none;
}

:root[data-theme="light"] .footer__logo-img--light {
  display: block;
}

.footer__apps {
  display: flex;
  gap: var(--space-xs);
  flex-wrap: wrap;
  align-self: end;
}

.footer__nav {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.25rem;
}

@media (min-width: 640px) {
  .footer__nav {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-md);
  }
}

.footer__col-title {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.8rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: var(--space-sm);
}

.footer__col-toggle {
  font: inherit;
  color: inherit;
  letter-spacing: inherit;
  text-transform: inherit;
  background: none;
  border: 0;
  padding: 0;
  cursor: pointer;
  width: 100%;
  text-align: left;
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
}

@media (max-width: 639px) {
  .footer__col {
    border-bottom: 1px solid var(--bg-border-subtle);
    padding: 0.65rem 0;
  }
  .footer__col-title { margin-bottom: 0; }
  .footer__col-toggle::after {
    content: '+';
    font-family: 'JetBrains Mono', monospace;
    color: var(--text-muted);
    font-size: 1rem;
    transition: transform 0.2s ease;
  }
  .footer__col--open .footer__col-toggle::after { content: '−'; }
  .footer__col-list {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.25s ease;
  }
  .footer__col--open .footer__col-list {
    max-height: 280px;
    padding-top: 0.5rem;
  }
}

.footer__link {
  display: block;
  color: var(--text-secondary);
  font-size: 0.9rem;
  padding: 0.2rem 0;
  transition: color 0.2s ease;
}

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

/* Bottom bar */
.footer__bar {
  max-width: 1200px;
  margin: var(--space-lg) auto 0;
  padding-top: var(--space-md);
  border-top: 1px solid var(--bg-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.footer__copy {
  color: var(--text-muted);
  font-size: 0.82rem;
}

.footer__social {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.footer__social-link {
  width: 32px;
  height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 1px solid var(--bg-border);
  color: var(--text-muted);
  transition: border-color 0.2s ease, color 0.2s ease, background-color 0.2s ease;
}

.footer__social-link:hover {
  border-color: var(--green-primary);
  color: var(--text-primary);
  background-color: var(--bg-elevated);
}

.footer__lang {
  display: flex;
  gap: 0.4rem;
  align-items: center;
  color: var(--text-muted);
  font-size: 0.82rem;
}

/* ---- Newsletter form (shared: footer + blog empty state) ---- */
.newsletter-form {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  max-width: 460px;
  margin: 0 auto;
}

.newsletter-form__input {
  flex: 1;
  min-width: 0;
  padding: 0.7rem 1.1rem;
  background-color: var(--bg-elevated);
  border: 1px solid var(--bg-border);
  border-radius: var(--radius-pill);
  color: var(--text-primary);
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

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

.newsletter-form__input:focus {
  border-color: var(--green-primary);
  box-shadow: 0 0 0 3px rgba(77, 170, 98, 0.15);
}

.newsletter-form__submit { flex-shrink: 0; }

.newsletter-form__error {
  width: 100%;
  color: var(--danger);
  font-size: 0.78rem;
  min-height: 1em;
  text-align: left;
}

.newsletter-form__error:empty { display: none; }

.newsletter-form__success {
  width: 100%;
  color: var(--green-soft);
  font-size: 0.85rem;
  text-align: center;
  padding-top: 0.5rem;
}

.newsletter-form__success[hidden] { display: none; }

.footer__lang-link {
  color: var(--text-muted);
  transition: color 0.2s ease;
}

.footer__lang-link--active {
  color: var(--text-primary);
  font-weight: 500;
}

.footer__lang-link:hover {
  color: var(--green-soft);
}

/* ---- Language Select ---- */
.lang-select {
  appearance: none;
  -webkit-appearance: none;
  background-color: var(--bg-surface);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%234e6258'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.55rem center;
  border: 1px solid var(--bg-border);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.78rem;
  font-weight: 500;
  padding: 0.3rem 1.7rem 0.3rem 0.65rem;
  cursor: pointer;
  transition: border-color 0.2s ease, color 0.2s ease;
  white-space: nowrap;
}

.lang-select:hover {
  border-color: var(--green-primary);
  color: var(--text-primary);
}

.lang-select:focus {
  outline: none;
  border-color: var(--green-primary);
  color: var(--text-primary);
}

.lang-select option {
  background-color: var(--bg-elevated);
  color: var(--text-primary);
}

/* ── FAQ Accordion (shared: home + pricing) ── */
.faq-list {
  display: flex;
  flex-direction: column;
}

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

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

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 1.25rem 0;
  text-align: left;
  color: var(--text-primary);
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.95rem;
  font-weight: 400;
  transition: color 0.2s ease;
}

.faq-question:hover {
  color: var(--green-soft);
}

.faq-question__num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.68rem;
  color: var(--green-muted);
  letter-spacing: 0.05em;
  flex-shrink: 0;
  width: 2ch;
}

.faq-question__text {
  flex: 1;
}

.faq-chevron {
  flex-shrink: 0;
  color: var(--text-muted);
  transition: transform 0.25s ease;
}

.faq-question[aria-expanded="true"] .faq-chevron {
  transform: rotate(180deg);
}

.faq-answer {
  padding: 0 0 1.25rem 2.5rem;
}

.faq-answer p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
  font-weight: 300;
}

.faq-answer[hidden] {
  display: none;
}