/* landing.css — styles for landing.html only */

html {
  height: auto;
  overflow-x: hidden;
  overflow-y: auto;
}

/* ── Nav extras ── */
.nav-cta {
  padding: 7px var(--s4);
  background: var(--accent);
  color: #000;
  font-size: var(--fs-sm);
  font-weight: 600;
  border-radius: 100px;
  text-decoration: none;
  transition: background 150ms ease, transform 100ms ease;
  min-width: 112px;
  text-align: center;
  white-space: nowrap;
}
.nav-cta:hover  { background: var(--accent-2); color: var(--text); }
.nav-cta:active { transform: scale(0.97); }

/* ── Sections ── */
section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--s7) var(--s6);
  text-align: center;
}

/* ── Hero ── */
.hero {
  flex-direction: column;
  gap: var(--s2);
  padding-top: calc(56px + var(--s7));
}

.hero-brand {
  margin-bottom: var(--s4);
}

.hero-eyebrow {
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent);
  opacity: 0;
  animation: fade-up 0.8s var(--ease-out) 0.1s forwards;
}

.hero-brand {
  font-size: clamp(52px, 9vw, 88px);
  opacity: 0;
  animation: fade-up 0.8s var(--ease-out) 0.1s forwards;
}

.hero-copy {
  max-width: 520px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  opacity: 0;
  animation: fade-up 0.8s var(--ease-out) 0.25s forwards;
}

.hero-title {
  font-size: var(--fs-lg);
  font-weight: 400;
  line-height: 1.6;
  color: var(--text-2);
}

.hero-title span { color: var(--accent); }

.hero-sub {
  font-size: var(--fs-lg);
  font-weight: 400;
  color: var(--text-2);
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  gap: var(--s3);
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  opacity: 0;
  animation: fade-up 0.8s var(--ease-out) 0.55s forwards;
}

.btn-primary {
  padding: var(--s3) var(--s6);
  background: var(--accent);
  color: #000;
  font-size: var(--fs-base);
  font-weight: 600;
  border-radius: 100px;
  text-decoration: none;
  transition: background 150ms ease, transform 100ms ease;
}
.btn-primary:hover  { background: var(--accent-2); color: var(--text); }
.btn-primary:active { transform: scale(0.97); }

.btn-ghost {
  padding: var(--s3) var(--s5);
  color: var(--text-2);
  font-size: var(--fs-base);
  border-radius: 100px;
  text-decoration: none;
  border: 1px solid var(--border);
  transition: all 150ms ease;
}
.btn-ghost:hover { color: var(--text); border-color: var(--text-3); }

.hero-hint {
  font-size: var(--fs-xs);
  color: var(--text-3);
  opacity: 0;
  animation: fade-up 0.8s var(--ease-out) 0.7s forwards;
}

/* ── App preview ── */
.preview-section {
  display: flex;
  justify-content: center;
  padding: 0 var(--s6) var(--s7);
}

.preview-wrap {
  width: min(800px, 90vw);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: var(--surface);
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.18);
}

.preview-bar {
  display: flex;
  align-items: center;
  gap: var(--s2);
  padding: var(--s3) var(--s4);
  border-bottom: 1px solid var(--border-dim);
  background: var(--surface-2);
}

.dot {
  width: 10px; height: 10px;
  border-radius: 50%;
}
.dot-red   { background: #ff5f57; }
.dot-amber { background: #ffbd2e; }
.dot-green { background: #28c941; }

.preview-tabs {
  display: flex;
  gap: 2px;
  margin-left: var(--s3);
}

.preview-tab {
  padding: 3px 10px;
  font-size: var(--fs-xs);
  border-radius: 4px;
  color: var(--text-3);
}
.preview-tab.active {
  background: var(--surface-3);
  color: var(--text);
}

.preview-body {
  padding: var(--s5);
  height: 220px;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: var(--s3);
  transition: opacity 350ms ease;
}

.preview-card {
  background: linear-gradient(155deg,
    color-mix(in srgb, var(--surface-3) 55%, var(--surface-2)),
    var(--surface-2) 70%);
  border: 1px solid var(--border-dim);
  border-radius: var(--radius);
  padding: var(--s4);
  height: 100%;
  overflow: hidden;
  box-sizing: border-box;
  box-shadow: 0 1px 2px color-mix(in srgb, #000 10%, transparent),
              inset 0 1px 0 color-mix(in srgb, var(--text) 5%, transparent);
  transition: transform 240ms var(--ease), box-shadow 240ms var(--ease);
}
.preview-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 24px color-mix(in srgb, #000 18%, transparent),
              inset 0 1px 0 color-mix(in srgb, var(--text) 8%, transparent);
}

.preview-card-label {
  font-size: var(--fs-xs);
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--s3);
}

.preview-card-value {
  font-size: var(--fs-xl);
  font-weight: 600;
  color: var(--text);
}

.preview-card-sub {
  font-size: var(--fs-xs);
  color: var(--text-3);
  margin-top: var(--s1);
}

.preview-bar-chart {
  display: flex;
  align-items: flex-end;
  gap: 4px;
  height: 48px;
  margin-top: var(--s3);
}

.bar {
  flex: 1;
  border-radius: 3px 3px 0 0;
  background: color-mix(in srgb, var(--accent) 40%, transparent);
}
.bar.hi { background: var(--accent); }

.preview-period-row {
  display: flex;
  gap: 3px;
  flex-wrap: wrap;
  margin-top: var(--s3);
}

.period-dot {
  width: 14px; height: 14px;
  border-radius: 3px;
}

/* ── Preview bar/progress animations ── */
.preview-bar-chart .bar {
  transform-origin: bottom;
  animation: bar-grow 500ms var(--ease-spring) both;
}

.preview-invest-graph {
  display: flex;
  align-items: flex-end;
  gap: 4px;
  height: 54px;
  margin-top: var(--s3);
}

.invest-bar {
  flex: 1;
  border-radius: 6px;
  background: color-mix(in srgb, var(--accent) 30%, transparent);
  animation: bar-grow 500ms var(--ease-spring) both;
}
.invest-bar.hi { background: var(--accent); }

.prog-bar {
  height: 100%;
  border-radius: 100px;
  background: var(--accent);
  transform-origin: left;
  animation: prog-fill 700ms var(--ease-out) both;
}

@keyframes bar-grow { from { transform: scaleY(0); } }
@keyframes prog-fill { from { transform: scaleX(0); } }

.preview-note-lines {
  font-size: var(--fs-sm);
  color: var(--text-2);
  line-height: 1.6;
  margin-top: var(--s2);
  min-height: 3.5em;
  white-space: pre-line;
}

.typing-cursor {
  display: inline-block;
  width: 1.5px;
  height: 0.9em;
  background: var(--text-3);
  margin-left: 1px;
  vertical-align: text-bottom;
  animation: cursor-blink 800ms step-end infinite;
}

@keyframes cursor-blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}

/* ── Period preview mini calendar ── */
.pmc-hdr {
  font-size: var(--fs-xs);
  color: var(--text-3);
  letter-spacing: 0.04em;
  margin-top: var(--s1);
  margin-bottom: var(--s2);
}

.pmc-grid {
  display: grid;
  grid-template-columns: repeat(7, 10px);
  gap: 3px;
}

.pmc-cell {
  aspect-ratio: 1;
  border-radius: 50%;
}

.pmc-cell.dim   { background: var(--surface-3); }
.pmc-cell.today { background: var(--accent); opacity: 0.5; }

.pmc-cell.period { animation: dot-pop 220ms ease-out both; }
.pmc-cell.ph { background: var(--flow-heavy); }
.pmc-cell.pm { background: var(--flow-medium); }
.pmc-cell.pl { background: var(--flow-light); }

@keyframes dot-pop {
  from { transform: scale(0); opacity: 0; }
  60%  { transform: scale(1.25); }
  to   { transform: scale(1);   opacity: 1; }
}

/* ── Period preview flow selector ── */
.pfl {
  display: flex;
  gap: var(--s2);
  margin-top: var(--s3);
  align-items: center;
}

.pfl-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--surface-3);
}

.pfl-dot.pfl-light  { background: var(--flow-light);  opacity: 0.6; }
.pfl-dot.pfl-medium {
  background: var(--flow-medium);
  width: 18px;
  height: 18px;
  animation: pfl-tap 500ms ease-out 1.4s both;
}
.pfl-dot.pfl-heavy  { background: var(--flow-heavy);  opacity: 0.6; }

@keyframes pfl-tap {
  0%   { transform: scale(1); box-shadow: 0 0 0 0   color-mix(in srgb, var(--flow-medium) 50%, transparent); }
  50%  { transform: scale(1.3); }
  100% { transform: scale(1); box-shadow: 0 0 0 6px color-mix(in srgb, var(--flow-medium) 0%,  transparent); }
}

/* ── Features ── */
.features {
  flex-direction: column;
  gap: var(--s7);
  min-height: auto;
  padding-top: var(--s7);
  padding-bottom: var(--s7);
}

.features-title {
  font-size: clamp(28px, 5vw, 48px);
  font-weight: 700;
  letter-spacing: -1px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--s4);
  width: min(720px, 90vw);
  text-align: left;
}

.feature-card {
  background: var(--surface);
  border: 1px solid var(--border-dim);
  border-radius: var(--radius-lg);
  padding: var(--s5);
  position: relative;
  transition: transform 220ms var(--ease), border-color 220ms var(--ease),
              box-shadow 220ms var(--ease), background 220ms var(--ease);
  text-decoration: none;
  color: inherit;
  display: block;
}
.feature-card:hover {
  transform: translateY(-3px);
  border-color: color-mix(in srgb, var(--accent) 35%, var(--border));
  background: color-mix(in srgb, var(--accent) 4%, var(--surface));
  box-shadow: 0 12px 28px color-mix(in srgb, #000 22%, transparent);
}
.feature-card:hover .feature-icon {
  background: color-mix(in srgb, var(--accent) 20%, transparent);
}
.feature-card.optional { cursor: default; }
.feature-card.optional:hover {
  transform: none;
  border-color: var(--border-dim);
  background: var(--surface);
  box-shadow: none;
}
.feature-card.optional .feature-sub:last-child {
  color: var(--text-3);
}

.feature-icon {
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--accent) 11%, transparent);
  color: var(--accent);
  margin-bottom: var(--s4);
  transition: background 220ms var(--ease);
}
.feature-icon .material-symbols-outlined {
  font-size: 22px;
  font-variation-settings: 'opsz' 20, 'wght' 300, 'FILL' 0, 'GRAD' 0;
}

.feature-name {
  font-size: var(--fs-base);
  font-weight: 600;
  margin-bottom: var(--s2);
}

.feature-desc {
  font-size: var(--fs-sm);
  color: var(--text-2);
  line-height: 1.6;
}

.feature-subs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s1);
  margin-top: var(--s3);
}

.feature-sub {
  font-size: 11px;
  color: var(--text-3);
  border: 1px solid var(--border-dim);
  border-radius: 20px;
  padding: 2px 10px;
  white-space: nowrap;
}

/* ── Card float animation ── */
@keyframes card-float {
  0%, 100% { transform: scale(1.1) rotate(0deg); }
  25%       { transform: scale(1.1) rotate(-1deg); }
  75%       { transform: scale(1.1) rotate(1deg); }
}

/* ── Period section ── */
.period-section {
  flex-direction: column;
  gap: var(--s5);
  background: linear-gradient(
    180deg,
    transparent 0%,
    color-mix(in srgb, var(--flow-heavy) 6%, transparent) 50%,
    transparent 100%
  );
}

.period-eyebrow {
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--flow-medium);
}

.period-title {
  font-size: clamp(28px, 5vw, 52px);
  font-weight: 700;
  letter-spacing: -1px;
  max-width: 600px;
}

.period-title span { color: var(--flow-light); }

.period-sub {
  max-width: 480px;
  font-size: var(--fs-base);
  color: var(--text-2);
  line-height: 1.7;
}

.period-stats {
  display: flex;
  gap: var(--s6);
  flex-wrap: wrap;
  justify-content: center;
}

.period-stat { text-align: center; }

.period-stat-value {
  font-size: var(--fs-2xl);
  font-weight: 700;
  color: var(--flow-light);
}

.period-stat-label {
  font-size: var(--fs-xs);
  color: var(--text-3);
  margin-top: var(--s1);
}

/* ── Philosophy ── */
.philosophy {
  flex-direction: column;
  gap: var(--s5);
}

.philosophy-title {
  font-size: clamp(28px, 5vw, 52px);
  font-weight: 700;
  letter-spacing: -1px;
  max-width: 600px;
}

.philosophy-list {
  display: flex;
  flex-direction: column;
  gap: var(--s4);
  max-width: 520px;
  text-align: left;
}

.philosophy-item {
  display: flex;
  gap: var(--s4);
  align-items: flex-start;
}

.philosophy-marker {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  margin-top: 8px;
  flex-shrink: 0;
}

.philosophy-text {
  font-size: var(--fs-base);
  color: var(--text-2);
  line-height: 1.7;
}

.philosophy-text strong { color: var(--text); font-weight: 500; }

/* ── Footer CTA ── */
.footer-cta {
  flex-direction: column;
  gap: var(--s5);
  min-height: 100vh;
}

.footer-title {
  font-size: clamp(32px, 6vw, 64px);
  font-weight: 700;
  letter-spacing: -1.5px;
}

.footer-sub {
  font-size: var(--fs-base);
  color: var(--text-2);
}

footer {
  border-top: 1px solid var(--border-dim);
  padding: var(--s7) var(--s6);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--s6);
  max-width: 960px;
  margin: 0 auto var(--s6);
}

.footer-brand-name {
  font-family: var(--brand-serif);
  font-weight: 600;
  font-size: 24px;
  letter-spacing: -0.02em;
  font-variation-settings: "opsz" 144;
  line-height: 1;
  margin-bottom: var(--s2);
}
.footer-brand-name::after {
  content: '.';
  color: var(--accent);
}

.footer-brand-desc {
  font-size: var(--fs-xs);
  color: var(--text-3);
  line-height: 1.7;
  margin-bottom: var(--s4);
  max-width: 220px;
}

.footer-social {
  display: flex;
  flex-direction: column;
  gap: var(--s1);
}

.footer-social a {
  font-size: var(--fs-xs);
  color: var(--text-3);
  text-decoration: none;
  transition: color 150ms ease;
}
.footer-social a:hover { color: var(--text-2); }

.footer-col-title {
  font-size: var(--fs-xs);
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--s3);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--s2);
}

.footer-links a {
  font-size: var(--fs-sm);
  color: var(--text-2);
  text-decoration: none;
  transition: color 150ms ease;
}
.footer-links a:hover { color: var(--text); }

.footer-links span {
  font-size: var(--fs-sm);
  color: var(--text-3);
}

.footer-bottom {
  max-width: 960px;
  margin: 0 auto;
  padding-top: var(--s5);
  border-top: 1px solid var(--border-dim);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--fs-xs);
  color: var(--text-3);
  flex-wrap: wrap;
  gap: var(--s3);
}

@media (max-width: 700px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

/* ── Scroll reveal ── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
.reveal.visible {
  opacity: 1;
  transform: none;
}

/* ── Animations ── */
@keyframes fade-up {
  to { opacity: 1; transform: translateY(0); }
}

/* ── Mobile nav ── */
@media (max-width: 600px) {
  nav .brand-pill { display: none; }
}

/* ── Mobile ── */
@media (max-width: 640px) {
  .preview-body {
    grid-template-columns: 1fr 1fr;
    height: 180px;
    min-height: unset;
    overflow: hidden;
    padding: var(--s4);
    gap: var(--s2);
    align-items: start;
  }
  .preview-card {
    overflow: hidden;
    height: 100%;
    box-sizing: border-box;
  }
  .preview-card:nth-child(3) { display: none; }

  .period-stats { gap: var(--s4); }

  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 420px) {
  .preview-body {
    height: 160px;
  }
  .preview-card:nth-child(3) { display: none; }

  .features-grid { grid-template-columns: 1fr; }
}