@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&display=swap');

/* ── TOKENS ── */
:root {
  --green:      #a8e63d;
  --green-dark: #8bc92e;
  --green-mute: rgba(168, 230, 61, 0.12);

  --space: 80px;   /* section vertical rhythm */
}

[data-theme="dark"] {
  --bg:        #0d0d0d;
  --bg-raised: #141414;
  --bg-inset:  #1a1a1a;
  --line:      rgba(255,255,255,0.08);
  --text:      #f0f0f0;
  --text-2:    #888;
  --text-3:    #444;
  --badge-bg:  #1e1e1e;
  --badge-bd:  rgba(255,255,255,0.12);
  --warn-bg:   rgba(255, 220, 0, 0.06);
  --warn-bd:   rgba(255, 220, 0, 0.2);
}

[data-theme="light"] {
  --bg:        #f4f4f4;
  --bg-raised: #ffffff;
  --bg-inset:  #ebebeb;
  --line:      rgba(0,0,0,0.08);
  --text:      #111;
  --text-2:    #666;
  --text-3:    #aaa;
  --badge-bg:  #ffffff;
  --badge-bd:  rgba(0,0,0,0.18);
  --warn-bg:   rgba(200, 170, 0, 0.07);
  --warn-bd:   rgba(180, 140, 0, 0.25);
}

/* ── RESET ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text);
  transition: background .25s, color .25s;
  -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; }

/* ── NAV ── */
nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 32px;
  background: var(--bg);
  border-bottom: 1px solid var(--line);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.4px;
}
.nav-logo em { font-style: normal; color: var(--green); }
.nav-logo-mark {
  width: 26px; height: 26px;
  background: var(--green);
  border-radius: 6px;
  display: grid;
  place-items: center;
}
.nav-logo-mark svg { width: 14px; height: 14px; }

.nav-theme {
  display: flex;
  background: var(--bg-inset);
  border: 1px solid var(--line);
  border-radius: 100px;
  padding: 3px;
  gap: 2px;
}
.theme-btn {
  padding: 4px 12px;
  border-radius: 100px;
  font-size: 12px;
  font-weight: 500;
  border: none;
  background: transparent;
  color: var(--text-2);
  cursor: pointer;
  transition: background .2s, color .2s;
}
.theme-btn.active {
  background: var(--bg-raised);
  color: var(--text);
  box-shadow: 0 1px 3px rgba(0,0,0,.2);
}

/* ── SHARED LAYOUT ── */
.hero-inner,
.mockup-wrap,
.features-inner,
.dl-inner,
.contacts-inner {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 32px;
}

/* ── HERO ── */
.hero {
  padding-top: calc(56px + 72px);
  padding-bottom: 72px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero-badge {
  display: inline-block;
  background: var(--badge-bg);
  border: 1px solid var(--badge-bd);
  border-radius: 100px;
  padding: 5px 14px;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-2);
  margin-bottom: 28px;
  letter-spacing: .2px;
}

.hero h1 {
  font-size: clamp(44px, 7vw, 76px);
  font-weight: 900;
  line-height: 1.04;
  letter-spacing: -3px;
  margin-bottom: 18px;
}
.hero h1 .accent { color: var(--green); }

.hero-sub {
  font-size: 16px;
  color: var(--text-2);
  line-height: 1.65;
  max-width: 400px;
  margin: 0 auto 36px;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}

.btn-dl {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--green);
  color: #0d0d0d;
  font-size: 14px;
  font-weight: 700;
  padding: 12px 24px;
  border-radius: 8px;
  letter-spacing: -.1px;
  transition: background .15s, transform .15s, box-shadow .15s;
}
.btn-dl:hover {
  background: var(--green-dark);
  transform: translateY(-1px);
  box-shadow: 0 6px 24px var(--green-mute);
}

.btn-vt {
  font-size: 13px;
  color: var(--text-3);
  transition: color .15s;
}
.btn-vt:hover { color: var(--text-2); }

.hero-warning {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: var(--warn-bg);
  border: 1px solid var(--warn-bd);
  border-radius: 10px;
  padding: 14px 18px;
  text-align: center;
  max-width: 440px;
  margin: 0 auto;
}
.warning-icon { font-size: 18px; flex-shrink: 0; }
.hero-warning strong {
  display: block;
  font-size: 13px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 3px;
}
.hero-warning p {
  font-size: 13px;
  color: var(--text-2);
  line-height: 1.55;
}
.hero-warning p strong { display: inline; font-size: inherit; margin-bottom: 0; }

/* ── MOCKUP ── */
.mockup-section {
  padding-bottom: var(--space);
}
.mockup-wrap { width: 100%; }

.mockup-window {
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  background: var(--bg-raised);
  box-shadow: 0 24px 64px rgba(0,0,0,.25);
}
.mockup-bar {
  background: var(--bg-inset);
  border-bottom: 1px solid var(--line);
  padding: 10px 14px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.mock-dot { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }
.mockup-title {
  margin: 0 auto;
  font-size: 12px;
  color: var(--text-3);
  font-weight: 500;
}
.mockup-body {
  display: grid;
  grid-template-columns: 240px 1fr;
}
.mockup-sidebar {
  background: var(--bg-inset);
  border-right: 1px solid var(--line);
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.mock-section-label {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 4px;
  margin-top: 4px;
}
.mock-mode {
  background: var(--bg-raised);
  border: 1px solid var(--line);
  border-radius: 7px;
  padding: 8px 12px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text);
}
.mock-mode.active {
  background: rgba(168,230,61,.1);
  border-color: var(--green);
  color: var(--green);
}
[data-theme="light"] .mock-mode.active {
  background: rgba(100,180,0,.08);
  color: #4a7800;
  border-color: var(--green-dark);
}
.mock-tag {
  background: var(--bg-raised);
  border: 1px solid var(--line);
  border-radius: 7px;
  padding: 6px 10px;
  font-size: 12px;
  color: var(--text-2);
  display: flex;
  justify-content: space-between;
}
.mock-preset {
  padding: 7px 0;
  border-bottom: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.mock-preset:last-child { border-bottom: none; }
.mock-preset-name { font-size: 12px; font-weight: 600; color: var(--text); }
.mock-preset-sites { font-size: 11px; color: var(--text-3); }

.mockup-main {
  padding: 32px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
}
.mock-timer-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--text-3);
}
.mock-timer-title {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -.5px;
  color: var(--text);
}
.mock-timer-sub {
  font-size: 12px;
  color: var(--text-2);
  text-align: center;
  line-height: 1.5;
  max-width: 220px;
  margin-bottom: 8px;
}
.mock-timer-row {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
}
.mock-time-field {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}
.mock-time-unit {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .8px;
  text-transform: uppercase;
  color: var(--text-3);
}
.mock-time-box {
  width: 64px; height: 40px;
  background: var(--bg-inset);
  border: 1px solid var(--line);
  border-radius: 7px;
  display: grid;
  place-items: center;
  font-size: 18px;
  font-weight: 600;
  color: var(--text);
}
.mock-start-btn {
  background: var(--green);
  color: #0d0d0d;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .4px;
  padding: 10px 40px;
  border-radius: 7px;
  text-transform: uppercase;
}

/* ── FEATURES ── */
.features-section {
  border-top: 1px solid var(--line);
  padding: var(--space) 0;
}
.features-header {
  margin-bottom: 40px;
}
.section-eyebrow {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 10px;
}
.features-header h2,
.dl-inner h2,
.contacts-inner h2 {
  font-size: clamp(26px, 4vw, 38px);
  font-weight: 800;
  letter-spacing: -1.2px;
  line-height: 1.1;
  color: var(--text);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
}
.feat {
  background: var(--bg);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: background .2s;
}
.feat:hover { background: var(--bg-raised); }
.feat-icon { font-size: 20px; }
.feat h3 {
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -.2px;
}
.feat p {
  font-size: 13px;
  color: var(--text-2);
  line-height: 1.6;
}

/* ── DOWNLOAD ── */
.dl-section {
  border-top: 1px solid var(--line);
  padding: var(--space) 0;
}
.dl-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 14px;
}
.dl-inner h2 { margin-bottom: 0; }
.dl-inner > p {
  font-size: 14px;
  color: var(--text-2);
  margin-bottom: 6px;
}
.vt-link {
  font-size: 12px;
  color: var(--text-3);
  transition: color .15s;
}
.vt-link:hover { color: var(--text-2); }

/* ── CONTACTS ── */
.contacts-section {
  border-top: 1px solid var(--line);
  padding: var(--space) 0;
}
.contacts-inner { display: flex; flex-direction: column; gap: 32px; align-items: center; text-align: center; }
.contacts-inner h2 { margin-top: 6px; }

.contacts-grid {
  display: grid;
  grid-template-columns: repeat(2, 240px);
  gap: 12px;
  justify-content: center;
  width: 100%;
}
.contact-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  background: var(--bg-raised);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 18px 20px;
  transition: border-color .2s, transform .15s;
}
.contact-card:hover {
  border-color: var(--green);
  transform: translateY(-1px);
}
.contact-icon { font-size: 22px; flex-shrink: 0; }
.contact-text { display: flex; flex-direction: column; gap: 2px; }
.contact-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
  color: var(--text-3);
}
.contact-value {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
}

/* ── FOOTER ── */
footer {
  border-top: 1px solid var(--line);
  padding: 24px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
  color: var(--text-3);
  flex-wrap: wrap;
  gap: 12px;
}
.footer-logo {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -.3px;
  color: var(--text);
}
.footer-logo em { font-style: normal; color: var(--green); }
footer a { color: var(--text-3); transition: color .15s; }
footer a:hover { color: var(--text-2); }

/* ── RESPONSIVE ── */
@media (max-width: 700px) {
  :root { --space: 56px; }
  nav { padding: 0 20px; }
  .hero-inner, .mockup-wrap, .features-inner, .dl-inner, .contacts-inner { padding: 0 20px; }
  .hero h1 { letter-spacing: -2px; }
  .mockup-body { grid-template-columns: 1fr; }
  .mockup-sidebar { display: none; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .contacts-grid { grid-template-columns: 1fr; }
  footer { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 420px) {
  .features-grid { grid-template-columns: 1fr; }
}

/* ── DONATION ── */
.donation-section {
  border-top: 1px solid var(--line);
  padding: var(--space) 0;
  background: var(--bg-inset);
}
.donation-inner {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  justify-content: center;
}
.donation-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  text-align: center;
  max-width: 500px;
}
.donation-content h3 {
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 800;
  letter-spacing: -1px;
  color: var(--text);
}
.donation-content p {
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.65;
}
.btn-donate {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--green);
  color: #0d0d0d;
  font-size: 14px;
  font-weight: 700;
  padding: 12px 24px;
  border-radius: 8px;
  letter-spacing: -.1px;
  transition: background .15s, transform .15s, box-shadow .15s;
}
.btn-donate:hover {
  background: var(--green-dark);
  transform: translateY(-1px);
  box-shadow: 0 6px 24px var(--green-mute);
}

@media (max-width: 700px) {
  .donation-inner { padding: 0 20px; }
}