/* ============================================
   Voicebrain — Professional black & white
   ============================================ */

:root,
html[data-theme="light"] {
  color-scheme: light;
  --color-bg: #ffffff;
  --color-bg-alt: #f7f7f7;
  --color-bg-dark: #111111;
  --color-surface: #ffffff;
  --color-surface-border: #e6e6e6;
  --color-text: #111111;
  --color-text-muted: #3a3a3a;
  --color-text-soft: #5a5a5a;
  --color-invert: #ffffff;
  --focus-ring: #111111;
  --header-bg: rgba(255, 255, 255, 0.96);
  --hover-fill: #f4f4f4;
  --icon-well: #f3f3f3;
  --chip-bg: #ffffff;
  --header-height: 68px;
  --radius: 10px;
  --radius-lg: 16px;
  --font-heading: "Outfit", "Source Sans 3", system-ui, sans-serif;
  --font-body: "Source Sans 3", system-ui, -apple-system, sans-serif;
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.04), 0 12px 32px rgba(0, 0, 0, 0.05);
  --max-read: 58ch;
  --logo-filter: none;
  --logo-filter-on-dark-band: invert(1);
}

html[data-theme="dark"] {
  color-scheme: dark;
  --color-bg: #0e0e0e;
  --color-bg-alt: #161616;
  --color-bg-dark: #f3f3f3;
  --color-surface: #1c1c1c;
  --color-surface-border: #2f2f2f;
  --color-text: #f3f3f3;
  --color-text-muted: #c6c6c6;
  --color-text-soft: #9a9a9a;
  --color-invert: #111111;
  --focus-ring: #f3f3f3;
  --header-bg: rgba(14, 14, 14, 0.92);
  --hover-fill: #262626;
  --icon-well: #262626;
  --chip-bg: #1c1c1c;
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 12px 32px rgba(0, 0, 0, 0.28);
  --logo-filter: invert(1);
  --logo-filter-on-dark-band: none;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 12px);
  overflow-x: clip;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

html.js .reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

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

.hero-lockup,
.hero h1,
.hero-tagline,
.hero-actions,
.hero-meta {
  opacity: 0;
  animation: heroFadeUp 0.7s ease forwards;
}

.hero-lockup { animation-delay: 0.05s; }
.hero h1 { animation-delay: 0.14s; }
.hero-tagline { animation-delay: 0.22s; }
.hero-actions { animation-delay: 0.3s; }
.hero-meta { animation-delay: 0.38s; }

@keyframes heroFadeUp {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 1.125rem;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
  -webkit-tap-highlight-color: transparent;
}

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

a {
  color: var(--color-text);
}

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  line-height: 1.22;
  letter-spacing: -0.02em;
  margin: 0 0 0.55em;
  color: var(--color-text);
}

p {
  margin: 0 0 1em;
}

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

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

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 3px solid var(--focus-ring);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -120px;
  background: var(--color-bg-dark);
  color: var(--color-invert);
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius);
  font-weight: 700;
  z-index: 1000;
  text-decoration: none;
  transition: top 0.2s ease;
}

.skip-link:focus {
  top: 1rem;
}

.section-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section-head {
  margin-bottom: 2.75rem;
}

.section-head.is-center {
  max-width: 40rem;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.section-head.is-center .section-lead {
  margin-left: auto;
  margin-right: auto;
}

.section-head.is-center h2 {
  max-width: none;
}

.section-eyebrow {
  display: inline-block;
  font-size: 0.95rem;
  font-weight: 650;
  color: var(--color-text-soft);
  margin-bottom: 0.55rem;
}

.section-lead {
  color: var(--color-text-muted);
  max-width: var(--max-read);
  font-size: 1.12rem;
  line-height: 1.7;
}

section h2 {
  font-size: clamp(1.8rem, 3.2vw, 2.4rem);
  font-weight: 700;
  max-width: 20ch;
}

/* ============ HEADER / NAV ============ */

.site-header {
  position: sticky;
  top: 0;
  z-index: 500;
  background: var(--header-bg);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--color-surface-border);
}

.navbar {
  max-width: 1180px;
  margin: 0 auto;
  height: var(--header-height);
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: nowrap;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  flex-shrink: 0;
  text-decoration: none;
  color: var(--color-text);
  font-family: var(--font-heading);
  font-weight: 650;
  font-size: 1.05rem;
}

.brand-logo {
  width: 34px;
  height: 34px;
  object-fit: contain;
  object-position: center;
  background: transparent;
  border: none;
  filter: var(--logo-filter);
}

.brand-name {
  text-transform: uppercase;
  font-size: 0.86rem;
  letter-spacing: 0.16em;
}

.nav-right {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  gap: 0.85rem;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 0.15rem;
}

.nav-menu a {
  display: inline-block;
  color: var(--color-text-muted);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  white-space: nowrap;
  padding: 0.4rem 0.7rem;
  border-radius: 6px;
}

.nav-menu a:hover,
.nav-menu a:focus-visible {
  color: var(--color-text);
  background: var(--hover-fill);
}

.btn-nav {
  min-height: 40px;
  padding: 0.45rem 1rem;
  font-size: 0.92rem;
  border-radius: 8px;
}

.nav-cta-item {
  display: none;
}

.theme-toggle {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-text);
  border-radius: 6px;
  background: transparent;
  color: var(--color-text);
  cursor: pointer;
  padding: 0;
}

.theme-toggle svg {
  width: 20px;
  height: 20px;
}

html[data-theme="light"] .theme-icon-sun,
html[data-theme="dark"] .theme-icon-moon {
  display: none;
}

.lang-toggle {
  display: flex;
  align-items: center;
  background: var(--color-bg);
  border: 1px solid var(--color-text);
  border-radius: 6px;
  padding: 3px;
  gap: 2px;
}

.lang-btn {
  border: none;
  background: transparent;
  color: var(--color-text-muted);
  font-weight: 700;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  padding: 0.38rem 0.7rem;
  border-radius: 4px;
  cursor: pointer;
  min-height: 32px;
}

.lang-btn.is-active {
  background: var(--color-bg-dark);
  color: var(--color-invert);
}

.lang-btn:hover:not(.is-active) {
  color: var(--color-text);
}

.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--color-text);
  border-radius: 6px;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.hamburger,
.hamburger::before,
.hamburger::after {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--color-text);
  border-radius: 1px;
  position: relative;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.hamburger::before,
.hamburger::after {
  content: "";
  position: absolute;
  left: 0;
}

.hamburger::before { top: -6px; }
.hamburger::after { top: 6px; }

.nav-toggle[aria-expanded="true"] .hamburger {
  background: transparent;
}
.nav-toggle[aria-expanded="true"] .hamburger::before {
  transform: translateY(6px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] .hamburger::after {
  transform: translateY(-6px) rotate(-45deg);
}

/* ============ BUTTONS ============ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.45rem;
  border-radius: 8px;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 1.02rem;
  line-height: 1.2;
  text-decoration: none;
  cursor: pointer;
  border: 1.5px solid transparent;
  min-height: 46px;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.btn-primary {
  background: var(--color-bg-dark);
  border-color: var(--color-bg-dark);
  color: var(--color-invert);
}

.btn-primary:hover {
  filter: brightness(1.08);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.18);
}

.btn-outline {
  background: transparent;
  border-color: var(--color-text);
  color: var(--color-text);
}

.btn-outline:hover {
  background: var(--color-text);
  color: var(--color-invert);
}

/* ============ HERO ============ */

.hero {
  padding: 4.25rem 1.5rem 5.25rem;
  background-color: var(--color-bg);
  border-bottom: 1px solid var(--color-surface-border);
  text-align: center;
  color: var(--color-text);
}

.hero-inner {
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero-lockup {
  width: min(210px, 56vw);
  aspect-ratio: 1;
  overflow: hidden;
  margin: 0 auto 1.5rem;
}

.hero-logo {
  width: 128%;
  max-width: none;
  height: auto;
  margin: -12% 0 0 -14%;
  object-fit: contain;
  filter: var(--logo-filter);
}

.hero h1 {
  font-size: clamp(2.1rem, 5vw, 3.15rem);
  font-weight: 700;
  color: var(--color-text);
  margin: 0 auto 0.9rem;
  max-width: none;
  line-height: 1.12;
}

.hero-tagline {
  font-size: 1.18rem;
  line-height: 1.65;
  font-weight: 400;
  color: var(--color-text-muted);
  margin: 0 auto 1.75rem;
  max-width: 38ch;
}

.hero-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 0.65rem;
}

.hero-meta li {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--color-text-muted);
}

.hero-meta li + li {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.hero-meta li + li::before {
  content: "";
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--color-text-soft);
  flex-shrink: 0;
}

/* ============ FEATURES ============ */

.features {
  padding: 6rem 0;
  background: var(--color-bg-alt);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.feature-card {
  background: var(--color-surface);
  border: 1px solid var(--color-surface-border);
  border-radius: var(--radius);
  padding: 1.5rem 1.35rem 1.4rem;
}

.feature-card:hover {
  border-color: var(--color-text-soft);
}

.feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: var(--icon-well);
  color: var(--color-text);
  margin-bottom: 0.95rem;
}

.feature-icon svg {
  width: 22px;
  height: 22px;
}

.feature-card h3 {
  font-size: 1.15rem;
  font-weight: 650;
  margin-bottom: 0.45rem;
  letter-spacing: -0.01em;
}

.feature-card p {
  color: var(--color-text-muted);
  font-size: 1.02rem;
  line-height: 1.65;
  margin-bottom: 0;
}

/* ============ MISSION ============ */

.mission {
  padding: 6rem 0;
  background: var(--color-bg);
}

.mission-inner {
  display: grid;
  grid-template-columns: 1.35fr 0.85fr;
  gap: 3.5rem;
  align-items: center;
}

.mission-text p {
  color: var(--color-text-muted);
  font-size: 1.08rem;
  max-width: var(--max-read);
}

.mission-text strong {
  color: var(--color-text);
  font-weight: 700;
}

.mission-points {
  display: grid;
  gap: 0.9rem;
  margin-top: 1.75rem;
}

.mission-points li {
  padding-left: 1.35rem;
  position: relative;
  color: var(--color-text-muted);
  font-size: 1.05rem;
}

.mission-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 8px;
  height: 8px;
  background: var(--color-text);
}

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

.mission-visual {
  display: flex;
  justify-content: center;
}

.mission-badge {
  background: var(--color-bg-dark);
  border-radius: var(--radius-lg);
  padding: 2.75rem 2rem;
  text-align: center;
  color: var(--color-invert);
  font-weight: 650;
  font-size: 1.4rem;
  font-family: var(--font-heading);
  letter-spacing: -0.02em;
  line-height: 1.35;
  max-width: 300px;
  width: 100%;
}

.mission-badge-icon {
  display: inline-flex;
  width: 56px;
  height: 56px;
  align-items: center;
  justify-content: center;
  background: var(--color-invert);
  color: var(--color-bg-dark);
  border-radius: 50%;
  margin-bottom: 1.1rem;
}

.mission-badge-icon svg {
  width: 28px;
  height: 28px;
}

.mission-badge p {
  margin: 0;
  color: inherit;
}

.objectives {
  margin-top: 4.5rem;
  padding-top: 3rem;
  border-top: 1px solid var(--color-surface-border);
}

.objectives h3 {
  font-size: clamp(1.45rem, 2.6vw, 1.95rem);
  margin-bottom: 1.75rem;
}

.objectives-list {
  list-style: none;
  display: grid;
  gap: 1rem;
  padding: 0;
  margin: 0;
}

.objectives-list li {
  display: flex;
  gap: 1.15rem;
  align-items: flex-start;
  background: var(--color-surface);
  border: 1px solid var(--color-surface-border);
  border-radius: var(--radius);
  padding: 1.4rem 1.5rem;
}

.objective-num {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-bg-dark);
  color: var(--color-invert);
  font-weight: 700;
  font-size: 1.05rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.objectives-list h4 {
  margin: 0 0 0.35rem;
  font-size: 1.12rem;
}

.objectives-list p {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 1.02rem;
}

/* ============ SCREENSHOTS / GALLERY ============ */

.screenshots {
  padding: 6rem 0;
  background: var(--color-bg-alt);
}

.phone-showcase {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.35rem;
  margin-top: 0.5rem;
}

.phone-mockup {
  position: relative;
  width: 300px;
  max-width: 82vw;
  aspect-ratio: 9 / 19.5;
  max-height: 650px;
  overflow: hidden;
  background: #111;
  border-radius: 36px;
  padding: 12px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.18);
  border: 1px solid #111;
}

@media (max-height: 750px) {
  .phone-mockup {
    width: 220px;
    max-width: 62vw;
    max-height: 478px;
  }
}

@media (max-height: 620px) {
  .phone-mockup {
    width: 170px;
    max-width: 50vw;
    max-height: 369px;
  }
}

.phone-notch {
  position: absolute;
  top: 12px;
  left: 50%;
  transform: translateX(-50%);
  width: 108px;
  height: 20px;
  background: #111;
  border-radius: 0 0 14px 14px;
  z-index: 5;
}

.phone-screen {
  position: relative;
  width: 100%;
  height: 100%;
  border-radius: 26px;
  overflow-y: scroll;
  scroll-snap-type: y mandatory;
  scrollbar-width: none;
  -ms-overflow-style: none;
  background: #000;
}

.phone-screen::-webkit-scrollbar {
  display: none;
}

.phone-slides {
  height: 100%;
}

.phone-slide {
  position: relative;
  width: 100%;
  height: 100%;
  scroll-snap-align: start;
  scroll-snap-stop: always;
}

.phone-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.slide-caption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  color: #fff;
  font-weight: 700;
  font-size: 1.05rem;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.7);
  background: linear-gradient(to top, rgba(0, 0, 0, 0.78), transparent);
  padding: 40px 18px 16px;
}

.phone-controls {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.phone-controls button {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: 1px solid var(--color-text);
  background: var(--color-surface);
  color: var(--color-text);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.phone-controls button svg {
  width: 20px;
  height: 20px;
}

.phone-controls button:hover,
.phone-controls button:focus-visible {
  background: var(--color-bg-dark);
  color: var(--color-invert);
}

#phonePlayPause {
  background: var(--color-bg-dark);
  color: var(--color-invert);
  border-color: var(--color-bg-dark);
}

#phonePlayPause:hover,
#phonePlayPause:focus-visible {
  color: var(--color-invert);
}

.phone-dots {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.4rem;
  max-width: 320px;
}

.phone-dots button {
  width: 9px;
  height: 9px;
  padding: 0;
  border: none;
  border-radius: 999px;
  background: var(--color-surface-border);
  cursor: pointer;
  transition: width 0.25s ease, background 0.25s ease;
}

.phone-dots button.is-active {
  width: 22px;
  background: var(--color-bg-dark);
}

/* ============ ABOUT / TEAM ============ */

.about {
  padding: 6rem 0;
  background: var(--color-bg);
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.team-card {
  background: var(--color-surface);
  border: 1px solid var(--color-surface-border);
  border-radius: var(--radius);
  padding: 1.75rem 1.5rem;
  text-align: center;
}

.team-photo-wrap {
  position: relative;
  width: 128px;
  margin: 0 auto 1rem;
}

.team-photo {
  width: 128px;
  height: 128px;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid var(--color-surface-border);
}

.team-badge {
  position: absolute;
  bottom: -6px;
  left: 50%;
  transform: translateX(-50%);
  white-space: nowrap;
  background: var(--color-bg-dark);
  color: var(--color-invert);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.28rem 0.7rem;
  border-radius: 999px;
}

.team-card h3 {
  margin-top: 1.35rem;
  margin-bottom: 0.2rem;
  font-size: 1.18rem;
}

.team-role {
  color: var(--color-text);
  font-weight: 650;
  font-size: 0.98rem;
  margin-bottom: 0.75rem;
}

.team-card p:not(.team-role) {
  color: var(--color-text-muted);
  font-size: 1.02rem;
}

.team-social {
  display: flex;
  justify-content: center;
  gap: 0.55rem;
  margin-top: 1rem;
}

.team-social a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-bg);
  border: 1px solid var(--color-text);
  color: var(--color-text);
  text-decoration: none;
}

.team-social a svg {
  width: 17px;
  height: 17px;
}

.team-social a:hover,
.team-social a:focus-visible {
  color: var(--color-invert);
  background: var(--color-bg-dark);
}

/* ============ CONTACT ============ */

.contact {
  padding: 6rem 0;
  background: var(--color-bg-alt);
}

.contact-inner {
  display: grid;
  grid-template-columns: 1.45fr 0.9fr;
  gap: 3rem;
}

.contact-form {
  margin-top: 1.75rem;
  display: grid;
  gap: 1.15rem;
  max-width: 540px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-group label {
  font-weight: 700;
  font-size: 1rem;
}

.form-group input,
.form-group textarea {
  background: var(--color-surface);
  border: 1px solid var(--color-surface-border);
  border-radius: 6px;
  padding: 0.8rem 1rem;
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 1.05rem;
  resize: vertical;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--color-text);
  outline: 3px solid var(--color-text);
  outline-offset: 0;
}

.form-group.has-error input,
.form-group.has-error textarea {
  border-color: #9b1c1c;
}

.error-message {
  color: #9b1c1c;
  font-size: 0.92rem;
  min-height: 1.1em;
  font-weight: 600;
}

.form-status {
  font-weight: 700;
  color: var(--color-text);
  min-height: 1.2em;
}

.contact-info {
  margin-top: 0.5rem;
  background: var(--color-surface);
  border: 1px solid var(--color-surface-border);
  border-radius: var(--radius);
  padding: 1.75rem 1.6rem;
  height: fit-content;
}

.contact-info h3 {
  font-size: 1.25rem;
}

.contact-info ul {
  display: grid;
  gap: 1rem;
}

.contact-info li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.contact-info a {
  color: var(--color-text);
  text-decoration: underline;
  text-underline-offset: 3px;
  font-weight: 600;
}

.contact-info a:hover,
.contact-info a:focus-visible {
  text-decoration-thickness: 2px;
}

.contact-icon {
  display: inline-flex;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  background: var(--color-bg-dark);
  color: var(--color-invert);
  flex-shrink: 0;
}

.contact-icon svg {
  width: 18px;
  height: 18px;
}

/* ============ PRIVACY ============ */

.privacy {
  padding: 6rem 0;
  background: var(--color-bg);
}

.privacy-header {
  display: flex;
  align-items: center;
  gap: 1.1rem;
  margin-bottom: 1.5rem;
}

.privacy-logo {
  width: 60px;
  height: 60px;
  flex-shrink: 0;
  border: none;
  background: transparent;
  object-fit: contain;
  filter: var(--logo-filter);
}

.privacy-appname {
  color: var(--color-text-muted);
  font-weight: 650;
  margin: 0.3rem 0 0;
}

.privacy-badges {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 1rem;
  margin: 2rem 0;
}

.privacy-badges li {
  background: var(--color-surface);
  border: 1px solid var(--color-surface-border);
  border-radius: var(--radius);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.privacy-badges strong {
  color: var(--color-text);
  font-size: 1.05rem;
}

.privacy-badges span {
  color: var(--color-text-muted);
  font-size: 0.98rem;
}

.privacy-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  margin: 0 0 2rem;
  padding: 1.25rem 1.5rem;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-surface-border);
  border-radius: var(--radius);
}

.privacy-meta div {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.privacy-meta dt {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-text-soft);
}

.privacy-meta dd {
  margin: 0;
  font-weight: 700;
}

.privacy-toc {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-surface-border);
  border-radius: var(--radius);
  padding: 1.5rem 1.75rem;
  margin-bottom: 2.5rem;
}

.privacy-toc h3 {
  margin: 0 0 1rem;
  font-size: 0.95rem;
  color: var(--color-text);
}

.privacy-toc ol {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 0.55rem 1.5rem;
  padding: 0;
  margin: 0;
}

.privacy-toc a {
  color: var(--color-text);
  text-decoration: underline;
  text-underline-offset: 3px;
  font-size: 1rem;
}

.privacy-toc a:hover,
.privacy-toc a:focus-visible {
  text-decoration-thickness: 2px;
}

.privacy-content {
  margin-top: 0;
  display: grid;
  gap: 1.15rem;
}

.privacy-content article {
  background: var(--color-surface);
  border: 1px solid var(--color-surface-border);
  border-radius: var(--radius);
  padding: 1.6rem 1.75rem;
  scroll-margin-top: calc(var(--header-height) + 12px);
}

.privacy-content h3 {
  font-size: 1.2rem;
  margin-bottom: 0.55rem;
}

.privacy-content p {
  color: var(--color-text-muted);
  margin-bottom: 0;
  font-size: 1.05rem;
}

.privacy-content p + p {
  margin-top: 0.75rem;
}

.privacy-content ul:not(.permission-list):not(.privacy-contact-list) {
  list-style: disc;
  padding-left: 1.25rem;
  color: var(--color-text-muted);
  display: grid;
  gap: 0.4rem;
  margin: 0.75rem 0;
}

.privacy-content ul:not(.permission-list):not(.privacy-contact-list) li {
  padding-left: 0.25rem;
}

.permission-list {
  list-style: none;
  display: grid;
  gap: 1rem;
  margin-top: 1rem;
}

.permission-list li {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-surface-border);
  border-radius: 8px;
  padding: 1.2rem 1.35rem;
}

.permission-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.permission-name {
  font-weight: 700;
  font-size: 1.05rem;
}

.tag {
  font-size: 0.78rem;
  font-weight: 700;
  padding: 0.22rem 0.6rem;
  border-radius: 4px;
  white-space: nowrap;
}

.tag-device {
  background: var(--color-bg-dark);
  color: var(--color-invert);
}

.tag-contact {
  background: var(--color-surface);
  color: var(--color-text);
  border: 1px solid var(--color-text);
}

.tag-cloud {
  background: var(--icon-well);
  color: var(--color-text);
}

.privacy-contact-list {
  list-style: none;
  display: grid;
  gap: 0.5rem;
  margin-top: 0.75rem;
}

.privacy-tagline {
  margin-top: 2.5rem;
  text-align: center;
  color: var(--color-text-muted);
  font-style: italic;
}

/* ============ DOWNLOAD ============ */

.download {
  padding: 6rem 0;
  background: var(--color-bg-alt);
}

.download-card {
  margin-top: 0;
  display: flex;
  align-items: center;
  gap: 1.75rem;
  flex-wrap: wrap;
  background: var(--color-surface);
  border: 1px solid var(--color-surface-border);
  border-radius: var(--radius-lg);
  padding: 2rem 2.1rem;
}

.download-icon {
  width: 84px;
  height: 84px;
  flex-shrink: 0;
  border: none;
  background: transparent;
  object-fit: contain;
  object-position: center;
  filter: var(--logo-filter);
}

.download-info h3 {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin: 0 0 0.4rem;
  font-size: 1.4rem;
}

.download-version {
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 700;
  background: var(--color-bg-dark);
  color: var(--color-invert);
  padding: 0.25rem 0.7rem;
  border-radius: 999px;
  letter-spacing: 0.02em;
}

.download-meta {
  color: var(--color-text-muted);
  font-size: 1.02rem;
  margin: 0 0 1.25rem;
}

.download-actions {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.download-releases-link {
  color: var(--color-text);
  font-size: 1rem;
  font-weight: 650;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.download-releases-link:hover,
.download-releases-link:focus-visible {
  text-decoration-thickness: 2px;
}

.install-steps {
  margin-top: 2.75rem;
}

.install-steps h3 {
  font-size: 1.4rem;
  margin-bottom: 0.5rem;
}

.install-steps-note {
  color: var(--color-text-muted);
  font-size: 1.05rem;
  max-width: var(--max-read);
  margin-bottom: 1.5rem;
}

.install-steps-list {
  list-style: none;
  display: grid;
  gap: 1rem;
  padding: 0;
  margin: 0;
}

.install-steps-list li {
  display: flex;
  gap: 1.15rem;
  align-items: flex-start;
  background: var(--color-surface);
  border: 1px solid var(--color-surface-border);
  border-radius: var(--radius);
  padding: 1.4rem 1.5rem;
}

.step-num {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-bg-dark);
  color: var(--color-invert);
  font-weight: 700;
  font-size: 1.05rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.install-steps-list h4 {
  margin: 0 0 0.35rem;
  font-size: 1.12rem;
}

.install-steps-list p {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 1.02rem;
}

/* ============ FOOTER ============ */

.site-footer {
  background: var(--color-bg-dark);
  color: var(--color-invert);
  padding: 3rem 0 1.5rem;
}

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

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-weight: 650;
  font-family: var(--font-heading);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 0.92rem;
}

.footer-logo {
  width: 36px;
  height: 36px;
  background: transparent;
  object-fit: contain;
  filter: var(--logo-filter-on-dark-band);
}

.footer-links {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--color-invert);
  text-decoration: none;
  font-size: 1rem;
  font-weight: 600;
  opacity: 0.82;
}

.footer-links a:hover,
.footer-links a:focus-visible {
  color: var(--color-invert);
  opacity: 1;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.footer-social {
  display: flex;
  gap: 0.65rem;
}

.footer-social a {
  display: inline-flex;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: transparent;
  border: 1px solid var(--color-invert);
  color: var(--color-invert);
  text-decoration: none;
}

.footer-social a svg {
  width: 18px;
  height: 18px;
}

.footer-social a:hover,
.footer-social a:focus-visible {
  color: var(--color-bg-dark);
  background: var(--color-invert);
  border-color: var(--color-invert);
}

.footer-copy {
  text-align: center;
  color: var(--color-invert);
  opacity: 0.7;
  font-size: 0.95rem;
  margin: 0;
  padding-top: 1.5rem;
  border-top: 1px solid #3a3a3a;
}

.footer-copy a {
  color: inherit;
}

/* ============ RESPONSIVE ============ */

@media (max-width: 980px) {
  .feature-grid,
  .team-grid {
    grid-template-columns: 1fr 1fr;
  }

  .mission-inner,
  .contact-inner {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .mission-badge {
    max-width: 300px;
    width: 100%;
  }

  .btn-nav {
    display: none;
  }

  .nav-cta-item {
    display: list-item;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-menu {
    position: absolute;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-surface-border);
    flex-direction: column;
    align-items: flex-start;
    padding: 0.5rem 1.25rem 1rem;
    gap: 0;
    transform: translateY(-8px);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: transform 0.2s ease, opacity 0.2s ease, visibility 0.2s;
    box-shadow: var(--shadow);
  }

  .nav-menu.is-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }

  .nav-menu li {
    width: 100%;
  }

  .nav-menu a {
    display: block;
    padding: 0.95rem 0.15rem;
    width: 100%;
    font-size: 1.08rem;
    border-radius: 0;
    border-bottom: 1px solid var(--color-surface-border);
    min-height: 48px;
  }

  .nav-menu a:hover,
  .nav-menu a:focus-visible {
    background: transparent;
  }

  .nav-cta-item a {
    font-weight: 700;
  }
}

@media (max-width: 900px) {
  .hero {
    padding: 2.5rem 1.15rem 3.25rem;
  }

  .hero-actions {
    width: 100%;
    flex-direction: column;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .privacy-toc ol {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 700px) {
  :root,
  html[data-theme="light"],
  html[data-theme="dark"] {
    --header-height: 64px;
  }

  body {
    font-size: 1.0625rem;
  }

  .navbar {
    padding: 0 0.9rem;
    gap: 0.5rem;
  }

  .nav-right {
    gap: 0.4rem;
  }

  .brand-logo {
    width: 36px;
    height: 36px;
  }

  .brand-name {
    font-size: 0.72rem;
    letter-spacing: 0.12em;
  }

  .lang-btn {
    padding: 0.32rem 0.5rem;
    min-height: 36px;
    font-size: 0.72rem;
  }

  .theme-toggle,
  .nav-toggle {
    width: 42px;
    height: 42px;
  }

  .section-inner {
    padding: 0 1.1rem;
  }

  .features,
  .mission,
  .screenshots,
  .about,
  .contact,
  .privacy,
  .download {
    padding: 3.5rem 0;
  }

  .section-head {
    margin-bottom: 1.75rem;
  }

  .feature-grid,
  .team-grid,
  .privacy-badges {
    grid-template-columns: 1fr;
  }

  .mission-inner {
    gap: 2.25rem;
  }

  .mission-badge {
    padding: 2.25rem 1.25rem;
    font-size: clamp(1.2rem, 5vw, 1.4rem);
  }

  .hero-lockup {
    width: min(160px, 46vw);
    margin-bottom: 1.1rem;
  }

  .hero h1 {
    font-size: clamp(1.85rem, 8.4vw, 2.4rem);
  }

  .section-lead,
  .hero-tagline {
    font-size: 1.05rem;
  }

  .hero-meta li {
    font-size: 0.82rem;
  }

  .download-card {
    padding: 1.25rem;
    gap: 1.1rem;
  }

  .download-icon {
    width: 72px;
    height: 72px;
  }

  .download-actions {
    width: 100%;
  }

  .download-actions .btn {
    width: 100%;
  }

  .privacy-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .privacy-content article,
  .install-steps-list li,
  .objectives-list li {
    padding: 1.15rem;
  }

  .install-steps-list li,
  .objectives-list li {
    flex-direction: column;
    gap: 0.7rem;
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .site-footer {
    padding: 2.25rem 0 1.25rem;
  }
}

@media (max-width: 480px) {
  .brand-name {
    display: none;
  }
}