/* ============================================================
   Kill-or-Go Landing Page — style.css
   Premium, sharp, conversion-focused. Dark theme.
   ============================================================ */

/* ── Custom Properties ───────────────────────────────────── */
:root {
  --bg:            #09090b;
  --surface:       #111115;
  --surface-alt:   #18181c;
  --border:        #27272a;
  --border-subtle: #1d1d20;

  --text-primary:  #fafafa;
  --text-secondary:#a1a1aa;
  --text-faint:    #52525b;

  --accent:        #f59e0b;
  --accent-dim:    rgba(245,158,11,0.12);
  --accent-hover:  #fbbf24;

  --go:            #16a34a;
  --go-bg:         rgba(22,163,74,0.10);
  --go-border:     rgba(22,163,74,0.30);

  --caution:       #d97706;
  --caution-bg:    rgba(217,119,6,0.10);
  --caution-border:rgba(217,119,6,0.30);

  --stop:          #dc2626;
  --stop-bg:       rgba(220,38,38,0.10);
  --stop-border:   rgba(220,38,38,0.30);

  --radius:        6px;
  --radius-lg:     10px;

  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
  --font-mono: 'SF Mono', 'Fira Code', 'Cascadia Code', Consolas, monospace;

  --max-width: 1080px;
  --section-gap: 96px;
}

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

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

body {
  background: var(--bg);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, video { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; font: inherit; background: none; border: none; }
ul, ol { list-style: none; }
code {
  font-family: var(--font-mono);
  font-size: 0.875em;
  background: var(--surface-alt);
  border: 1px solid var(--border);
  border-radius: 3px;
  padding: 0.1em 0.35em;
  color: var(--accent);
}

/* ── Typography ──────────────────────────────────────────── */
h1, h2, h3, h4 {
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}
p { color: var(--text-secondary); }
strong { color: var(--text-primary); font-weight: 600; }

/* ── Layout ──────────────────────────────────────────────── */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: var(--section-gap) 0;
}

.section-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
}

.section-h2 {
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  max-width: 760px;
  margin-bottom: 20px;
}

.section-lead {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 680px;
  margin-bottom: 52px;
  line-height: 1.7;
}

/* ── Buttons ─────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.9rem;
  transition: background 0.15s, color 0.15s, border-color 0.15s, opacity 0.15s;
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent);
  color: #09090b;
  padding: 13px 26px;
}
.btn-primary:hover { background: var(--accent-hover); }

.btn-large {
  font-size: 1.05rem;
  padding: 16px 36px;
}

.btn-nav {
  background: var(--accent);
  color: #09090b;
  padding: 8px 18px;
  font-size: 0.85rem;
}
.btn-nav:hover { background: var(--accent-hover); }


/* ── Sticky Nav ──────────────────────────────────────────── */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(9,9,11,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
  transition: transform 0.25s ease;
}
.site-nav.nav-hidden { transform: translateY(-100%); }

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: -0.01em;
  color: var(--text-primary);
}


/* ── Hero ────────────────────────────────────────────────── */
.hero {
  padding: 88px 0 72px;
  border-bottom: 1px solid var(--border-subtle);
}

.hero-eyebrow {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}

.hero-h1 {
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  max-width: 820px;
  margin-bottom: 24px;
  line-height: 1.12;
}

.hero-sub {
  font-size: 1.1rem;
  max-width: 660px;
  margin-bottom: 36px;
  color: var(--text-secondary);
  line-height: 1.7;
}
.hero-sub strong { color: var(--text-primary); }

.hero-cta-group {
  margin-bottom: 40px;
}

.hero-trust {
  margin-top: 12px;
  font-size: 0.82rem;
  color: var(--text-faint);
}

.hero-bullets {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: 560px;
}
.hero-bullets li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--text-secondary);
}
.hero-bullets li::before {
  content: '✓';
  color: var(--accent);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 1px;
}


/* ── Screenshot Band ─────────────────────────────────────── */
.screenshot-band {
  padding: 56px 0;
  background: var(--surface);
  border-bottom: 1px solid var(--border-subtle);
}

.screenshot-frame {
  background: var(--surface-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 16px;
}

.screenshot-placeholder {
  min-height: 340px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 40px;
  border: 2px dashed var(--border);
  border-radius: var(--radius-lg);
  margin: 0;
}

.placeholder-label {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-faint);
}
.placeholder-note {
  font-size: 0.82rem;
  color: var(--text-faint);
  text-align: center;
  max-width: 400px;
}

.screenshot-caption {
  font-size: 0.83rem;
  color: var(--text-faint);
  text-align: center;
  font-style: italic;
}

.screenshot-caption-below {
  margin-top: 14px;
}

.inline-screenshot {
  margin-top: 52px;
}

/* ── Real screenshot browser frame ──────────────────────── */
.screenshot-browser {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow:
    0 0 0 1px rgba(255,255,255,0.04),
    0 8px 32px rgba(0,0,0,0.55),
    0 2px 8px rgba(0,0,0,0.40);
  background: #0d0d10;
}

.screenshot-browser-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  background: #1a1a1e;
  border-bottom: 1px solid var(--border);
}

.browser-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--border);
  flex-shrink: 0;
}
.browser-dot:nth-child(1) { background: #ff5f57; }
.browser-dot:nth-child(2) { background: #febc2e; }
.browser-dot:nth-child(3) { background: #28c840; }

.browser-url {
  margin-left: 10px;
  font-size: 0.72rem;
  color: var(--text-faint);
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}

.screenshot-img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 0;
}

.verdict-screenshot {
  margin-bottom: 28px;
}

/* CTA one-time label (replaces price block) */
.cta-onetime {
  font-size: 0.85rem;
  color: var(--text-faint);
  margin-bottom: 20px;
  letter-spacing: 0.01em;
}


/* ── Problem Section ─────────────────────────────────────── */
.problem-section {
  background: var(--bg);
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2px;
  margin-bottom: 52px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.problem-card {
  background: var(--surface);
  padding: 32px 28px;
}

.problem-icon {
  font-size: 0;
  width: 10px;
  height: 10px;
  background: var(--stop);
  border-radius: 2px;
  margin-bottom: 16px;
  display: block;
}

.problem-card h3 {
  font-size: 1rem;
  margin-bottom: 10px;
  color: var(--text-primary);
}
.problem-card p {
  font-size: 0.9rem;
  line-height: 1.65;
}

.problem-stat-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.problem-stat {
  background: var(--surface);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.stat-number {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.02em;
  line-height: 1;
}

.stat-label {
  font-size: 0.83rem;
  color: var(--text-secondary);
  line-height: 1.55;
}


/* ── Solution Section ────────────────────────────────────── */
.solution-section {
  background: var(--surface);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.solution-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.solution-item {
  background: var(--bg);
  padding: 28px 24px;
  display: flex;
  gap: 16px;
}

.solution-num {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.05em;
  flex-shrink: 0;
  padding-top: 3px;
}

.solution-body h3 {
  font-size: 0.95rem;
  margin-bottom: 8px;
  color: var(--text-primary);
}
.solution-body p {
  font-size: 0.87rem;
  line-height: 1.65;
}


/* ── How It Works ────────────────────────────────────────── */
.how-section {
  background: var(--bg);
}

.steps {
  display: flex;
  flex-direction: column;
  gap: 1px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.step {
  background: var(--surface);
  padding: 32px 28px;
  display: flex;
  gap: 24px;
}

.step-num {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--accent-dim);
  border: 1px solid var(--accent);
  color: var(--accent);
  font-weight: 700;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.step-body h3 {
  font-size: 1.05rem;
  margin-bottom: 10px;
}
.step-body p {
  font-size: 0.9rem;
  line-height: 1.65;
  margin-bottom: 10px;
}
.step-body p:last-child { margin-bottom: 0; }

.step-note {
  font-size: 0.82rem !important;
  color: var(--text-faint) !important;
  padding-left: 12px;
  border-left: 2px solid var(--border);
}


/* ── Verdict Section ─────────────────────────────────────── */
.verdict-section {
  background: var(--surface);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.verdict-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 28px;
}

.verdict-card {
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  border: 1px solid;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.verdict-card h3 {
  font-size: 0.95rem;
  line-height: 1.35;
}
.verdict-card p {
  font-size: 0.85rem;
  line-height: 1.65;
}

.verdict-stop {
  background: var(--stop-bg);
  border-color: var(--stop-border);
}
.verdict-caution {
  background: var(--caution-bg);
  border-color: var(--caution-border);
}
.verdict-go {
  background: var(--go-bg);
  border-color: var(--go-border);
}

.verdict-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  padding: 4px 10px;
  border-radius: 3px;
  width: fit-content;
}
.stop-badge    { background: var(--stop);    color: #fff; }
.caution-badge { background: var(--caution); color: #fff; }
.go-badge      { background: var(--go);      color: #fff; }

.verdict-implication {
  border-top: 1px solid var(--border);
  padding-top: 14px;
  font-size: 0.83rem !important;
  color: var(--text-secondary) !important;
}

.verdict-calibration-note {
  font-size: 0.85rem;
  color: var(--text-faint);
  max-width: 680px;
  padding: 16px 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface-alt);
  line-height: 1.6;
}


/* ── Why Different ───────────────────────────────────────── */
.different-section {
  background: var(--bg);
}

.comparison-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  margin-bottom: 24px;
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}
.comparison-table thead {
  background: var(--surface-alt);
}
.comparison-table th {
  padding: 14px 18px;
  text-align: left;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-faint);
  border-bottom: 1px solid var(--border);
}
.comparison-table td {
  padding: 13px 18px;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  vertical-align: top;
  line-height: 1.5;
}
.comparison-table tr:last-child td { border-bottom: none; }
.comparison-table tr:nth-child(even) td { background: rgba(255,255,255,0.015); }
.comparison-table td:first-child {
  color: var(--text-primary);
  font-weight: 500;
}

.col-yes { color: var(--go) !important; }
.col-no  { color: var(--text-faint) !important; }

.different-note {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 22px;
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.65;
  max-width: 720px;
}


/* ── Who It's For ────────────────────────────────────────── */
.for-section {
  background: var(--surface);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.audience-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.audience-card {
  background: var(--bg);
  padding: 26px 24px;
}
.audience-card h3 {
  font-size: 0.93rem;
  margin-bottom: 8px;
  color: var(--text-primary);
}
.audience-card p {
  font-size: 0.85rem;
  line-height: 1.65;
}


/* ── Who It's Not For ────────────────────────────────────── */
.not-for-section {
  background: var(--bg);
}

.notfor-list {
  display: flex;
  flex-direction: column;
  gap: 1px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.notfor-item {
  background: var(--surface);
  padding: 22px 24px;
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.notfor-x {
  color: var(--stop);
  font-size: 1rem;
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 1px;
}

.notfor-item strong {
  display: block;
  font-size: 0.93rem;
  margin-bottom: 4px;
  color: var(--text-primary);
}
.notfor-item p {
  font-size: 0.85rem;
  line-height: 1.6;
}


/* ── Features ────────────────────────────────────────────── */
.features-section {
  background: var(--surface);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.feature-item {
  background: var(--bg);
  padding: 26px 24px;
}
.feature-item h3 {
  font-size: 0.93rem;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-primary);
}
.feature-item h3::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}
.feature-item p {
  font-size: 0.85rem;
  line-height: 1.65;
}


/* ── FAQ ─────────────────────────────────────────────────── */
.faq-section {
  background: var(--bg);
}

.faq-list {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: var(--border);
}

.faq-item {
  background: var(--surface);
}

.faq-question {
  width: 100%;
  padding: 18px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  text-align: left;
  font-size: 0.93rem;
  font-weight: 600;
  color: var(--text-primary);
  transition: background 0.12s;
}
.faq-question:hover { background: var(--surface-alt); }
.faq-question[aria-expanded="true"] { color: var(--accent); }

.faq-icon {
  width: 18px;
  height: 18px;
  border: 1px solid var(--border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  position: relative;
  transition: border-color 0.12s;
}
.faq-icon::before,
.faq-icon::after {
  content: '';
  position: absolute;
  background: var(--text-faint);
  border-radius: 1px;
  transition: transform 0.2s, opacity 0.2s;
}
.faq-icon::before { width: 8px; height: 1.5px; }
.faq-icon::after  { width: 1.5px; height: 8px; }

.faq-question[aria-expanded="true"] .faq-icon::after {
  transform: rotate(90deg);
  opacity: 0;
}
.faq-question[aria-expanded="true"] .faq-icon {
  border-color: var(--accent);
}
.faq-question[aria-expanded="true"] .faq-icon::before {
  background: var(--accent);
}

.faq-answer {
  padding: 0 22px 20px;
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--text-secondary);
}
.faq-answer p + p { margin-top: 10px; }
.faq-answer[hidden] { display: none; }


/* ── Final CTA ───────────────────────────────────────────── */
.final-cta-section {
  background: var(--surface);
  border-top: 1px solid var(--border-subtle);
}

.cta-box {
  max-width: 620px;
  margin: 0 auto;
  text-align: center;
}

.cta-h2 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  margin-bottom: 18px;
}

.cta-body {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 36px;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

.cta-price-block {
  margin-bottom: 24px;
}
.cta-price {
  font-size: 2.8rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  line-height: 1;
  margin-bottom: 6px;
}
.cta-price-note {
  font-size: 0.82rem;
  color: var(--text-faint);
}

.cta-reassurance {
  margin-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  text-align: left;
  display: inline-flex;
}
.cta-reassurance li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.85rem;
  color: var(--text-secondary);
}
.cta-reassurance li::before {
  content: '✓';
  color: var(--go);
  font-weight: 700;
  flex-shrink: 0;
}

.cta-disclaimer {
  margin-top: 28px;
  font-size: 0.75rem;
  color: var(--text-faint);
  line-height: 1.6;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}


/* ── Footer ──────────────────────────────────────────────── */
.site-footer {
  border-top: 1px solid var(--border-subtle);
  padding: 28px 0;
}

.footer-inner {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 10px;
  font-size: 0.83rem;
  color: var(--text-faint);
}

.footer-brand {
  color: var(--text-secondary);
  font-weight: 600;
}
.footer-sep { opacity: 0.4; }

.footer-legal {
  font-size: 0.75rem;
  color: var(--text-faint);
  line-height: 1.6;
  max-width: 680px;
}


/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 768px) {
  :root { --section-gap: 64px; }

  .hero { padding: 60px 0 52px; }

  .hero-h1 { font-size: 1.8rem; }
  .hero-sub { font-size: 1rem; }

  .problem-grid     { grid-template-columns: 1fr; }
  .problem-stat-row { grid-template-columns: 1fr; }
  .solution-grid    { grid-template-columns: 1fr; }
  .verdict-cards    { grid-template-columns: 1fr; }
  .audience-grid    { grid-template-columns: 1fr; }
  .features-grid    { grid-template-columns: 1fr; }

  .step { flex-direction: column; gap: 14px; }
  .step-num { width: 30px; height: 30px; font-size: 0.8rem; }

  .solution-item { flex-direction: row; }

  .comparison-table th,
  .comparison-table td { padding: 10px 12px; }

  .cta-box { text-align: left; }
  .cta-reassurance { display: flex; }
  .cta-price { font-size: 2.2rem; }

  .nav-brand { font-size: 0.9rem; }
  .btn-nav { padding: 7px 14px; font-size: 0.8rem; }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .hero-h1 { font-size: 1.55rem; }
  .section-h2 { font-size: 1.4rem; }
  .faq-question { font-size: 0.87rem; padding: 15px 16px; }
  .faq-answer { padding: 0 16px 16px; }
  .notfor-item,
  .step,
  .problem-card,
  .audience-card,
  .feature-item,
  .solution-item { padding: 20px 16px; }
  .cta-box { padding: 0; }
}

/* ── Focus styles (accessibility) ────────────────────────── */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 3px;
}