/* =========================================
   TAGNI HOME PAGE STYLES
   ========================================= */

/* ---- Hero ---- */
.hero {
  padding-block: clamp(var(--space-16), 10vw, var(--space-32));
  position: relative;
  overflow: hidden;
}

.hero__bg-motif {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.hero__line {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom,
    transparent 0%,
    color-mix(in oklch, var(--color-primary) 12%, transparent) 30%,
    color-mix(in oklch, var(--color-primary) 8%, transparent)  70%,
    transparent 100%
  );
}
.hero__line--1 { left: 30%; }
.hero__line--2 { left: 62%; }

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(var(--space-8), 6vw, var(--space-16));
  align-items: center;
  position: relative;
  z-index: 1;
}

@media (max-width: 900px) {
  .hero .container { grid-template-columns: 1fr; }
  .hero__visual     { display: none; }
  .hero__line       { display: none; }
}

.hero__headline {
  font-size: var(--text-3xl);
  letter-spacing: -0.03em;
  margin-bottom: var(--space-6);
  color: var(--color-text);
}

.hero__sub {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  line-height: 1.65;
  margin-bottom: var(--space-8);
  max-width: 50ch;
}

.hero__actions {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-bottom: var(--space-6);
}

.hero__sub-note {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  max-width: none;
}

/* ---- Hero visual cards ---- */
.hero__card-stack {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  align-items: center;
}

.hero__mess-card,
.hero__clarity-card {
  width: 100%;
  max-width: 340px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  box-shadow: var(--shadow-md);
}

.hero__mess-card {
  transform: rotate(-1deg);
  border-left: 3px solid var(--color-accent);
}

.hero__clarity-card {
  transform: rotate(0.5deg);
  border-left: 3px solid var(--color-primary);
}

.card-label {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: var(--space-3);
}

.hero__mess-card .card-label  { color: var(--color-accent); }
.hero__clarity-card .card-label { color: var(--color-primary); }

.hero__mess-card ul,
.hero__clarity-card ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.hero__mess-card li {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  padding-left: var(--space-4);
  position: relative;
}
.hero__mess-card li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--color-accent);
  opacity: 0.5;
}

.priority {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text);
}

.p-num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  min-width: 20px;
  background: var(--color-primary);
  color: white;
  border-radius: 50%;
  font-size: 11px;
  font-weight: 700;
  font-family: var(--font-body);
}

.clarity-note {
  margin-top: var(--space-4);
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-divider);
  font-size: var(--text-xs);
  color: var(--color-success);
  font-weight: 600;
  letter-spacing: 0.05em;
}

.hero__arrow {
  color: var(--color-text-faint);
  display: flex;
  justify-content: center;
}

/* ---- Problem Section ---- */
.problem-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(var(--space-8), 6vw, var(--space-16));
  align-items: start;
}

@media (max-width: 768px) {
  .problem-grid { grid-template-columns: 1fr; }
}

.signal-card {
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
  padding: var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-3);
}

.signal-icon {
  font-size: 8px;
  color: var(--color-accent);
  margin-top: 6px;
  flex-shrink: 0;
}

.signal-card p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  font-style: italic;
  max-width: none;
}

/* ---- How Tagni Works ---- */
.how-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

@media (max-width: 900px) {
  .how-grid { grid-template-columns: 1fr; }
}

.how-step {
  padding: var(--space-8);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  position: relative;
}

.how-step--accent {
  border-color: var(--color-primary);
  background: color-mix(in oklch, var(--color-primary) 4%, var(--color-surface));
}

.how-step__number {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-primary);
  opacity: 0.2;
  line-height: 1;
  margin-bottom: var(--space-4);
}

.how-step h3 {
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-3);
}

.how-step p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ---- Who It Helps ---- */
.who-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

@media (max-width: 900px) {
  .who-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .who-grid { grid-template-columns: 1fr; }
}

.who-card {
  padding: var(--space-6);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-surface);
  transition:
    box-shadow var(--transition-interactive),
    border-color var(--transition-interactive),
    transform var(--transition-interactive);
}

.who-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary);
  transform: translateY(-2px);
}

.who-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-light);
  border-radius: var(--radius-lg);
  color: var(--color-primary);
  margin-bottom: var(--space-4);
}

.who-card h3 {
  font-size: var(--text-base);
  font-weight: 700;
  margin-bottom: var(--space-3);
}

.who-card p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.65;
}

/* ---- Offerings ---- */
.offerings-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

@media (max-width: 900px) {
  .offerings-grid { grid-template-columns: 1fr; }
}

.offering-card {
  padding: var(--space-8);
  background: var(--color-dark-surface);
  border: 1px solid color-mix(in oklch, var(--color-dark-text) 12%, transparent);
  border-radius: var(--radius-xl);
  color: var(--color-dark-text);
  display: flex;
  flex-direction: column;
  transition:
    border-color var(--transition-interactive),
    box-shadow var(--transition-interactive);
}

.offering-card:hover {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px var(--color-primary), var(--shadow-lg);
}

.offering-card--featured {
  border-color: var(--color-accent);
  background: color-mix(in oklch, var(--color-accent) 6%, var(--color-dark-surface));
}
.offering-card--featured:hover {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 1px var(--color-accent), var(--shadow-lg);
}

.offering-num {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-dark-text);
  opacity: 0.15;
  margin-bottom: var(--space-3);
  line-height: 1;
}

.offering-card h3 {
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-4);
  color: var(--color-dark-text);
}

.offering-card p {
  font-size: var(--text-sm);
  color: var(--color-dark-muted);
  line-height: 1.7;
  margin-bottom: var(--space-4);
}

.offering-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  flex: 1;
}

.offering-list li {
  font-size: var(--text-sm);
  color: var(--color-dark-muted);
  padding-left: var(--space-5);
  position: relative;
}

.offering-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 12px;
  height: 1px;
  background: var(--color-primary);
}

/* ---- NextStep Feature ---- */
.nextstep-feature {
  background: linear-gradient(
    135deg,
    var(--color-bg) 0%,
    color-mix(in oklch, var(--color-primary) 4%, var(--color-bg)) 100%
  );
}

.nextstep-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(var(--space-8), 6vw, var(--space-16));
  align-items: center;
}

@media (max-width: 900px) {
  .nextstep-split { grid-template-columns: 1fr; }
}

/* Demo cards */
.nextstep-demo {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  align-items: center;
}

.demo-card {
  width: 100%;
  max-width: 380px;
  padding: var(--space-6);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
}

.demo-card--input {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
}

.demo-card--output {
  background: color-mix(in oklch, var(--color-primary) 6%, var(--color-surface));
  border: 1.5px solid var(--color-primary);
}

.demo-label {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-3);
}

.demo-text {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.65;
  font-style: italic;
  margin-bottom: var(--space-3);
}

.demo-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.demo-tag {
  font-size: var(--text-xs);
  background: var(--color-surface-offset);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  padding: 2px var(--space-3);
  color: var(--color-text-muted);
}

.demo-arrow {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-1);
  color: var(--color-primary);
}
.demo-arrow span {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary);
}

.demo-output-row {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--text-sm);
  margin-bottom: var(--space-3);
  color: var(--color-text);
}

.p-badge {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  min-width: 22px;
  background: var(--color-primary);
  color: white;
  border-radius: 50%;
  font-size: 11px;
  font-weight: 700;
  font-family: var(--font-body);
}

.demo-output-footer {
  margin-top: var(--space-3);
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-divider);
  font-size: var(--text-xs);
  color: var(--color-primary);
  font-weight: 600;
}

/* ---- About preview ---- */
.about-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(var(--space-8), 6vw, var(--space-16));
  align-items: center;
}

@media (max-width: 768px) {
  .about-split { grid-template-columns: 1fr; }
}

.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

.stat-card {
  padding: var(--space-6);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 110px;
}

.stat-card--accent {
  border-color: var(--color-accent-light);
  background: var(--color-accent-light);
}

.stat-num {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: var(--space-2);
}

.stat-label {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* Stat card: quote variant (full-card text, no large number) */
.stat-card .stat-quote {
  font-size: var(--text-sm);
  font-style: italic;
  color: var(--color-text-muted);
  line-height: 1.6;
  padding-top: var(--space-1);
}

/* ---- CTA section ---- */
.cta-section {
  text-align: center;
  background: color-mix(in oklch, var(--color-primary) 4%, var(--color-bg));
  border-top: 1px solid var(--color-divider);
  border-bottom: 1px solid var(--color-divider);
}

.cta-block {
  max-width: 680px;
  margin-inline: auto;
}

.cta-actions {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
}