/* ══════════════════════════════════════════════════════════════
   PAGE LAYOUTS B — DEMOS CSS
   Selector prefix: dm-la-
   Scope: .demo-la-<slug>
   Tokens: var(--green):#10b981  var(--blue):#2563eb
   Typography: Oswald h2/h3 · Montserrat meta · Inter body
══════════════════════════════════════════════════════════════ */

/* ── Shared button primitives ── */
.dm-la-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: .65rem 1.5rem;
  border-radius: 9999px;
  font-family: 'Montserrat', sans-serif;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  cursor: pointer;
  border: none;
  transition: opacity .18s, transform .18s, background .18s;
}
.dm-la-btn:hover { opacity: .88; transform: translateY(-1px); }
.dm-la-btn:active { transform: translateY(0); }

.dm-la-btn-green  { background: var(--green); color: #fff; }
.dm-la-btn-blue   { background: var(--blue);  color: #fff; }
.dm-la-btn-ghost  { background: rgba(255,255,255,.12); color: #fff; border: 1px solid rgba(255,255,255,.3); }
.dm-la-btn-ghost:hover { background: rgba(255,255,255,.22); }
.dm-la-btn-outline { background: transparent; color: #1e293b; border: 2px solid #1e293b; }
.dm-la-btn-outline:hover { background: #1e293b; color: #fff; }
.dm-la-btn-outline-dark { background: transparent; color: #fff; border: 2px solid rgba(255,255,255,.4); }
.dm-la-btn-outline-dark:hover { background: rgba(255,255,255,.12); }

/* ════════════════════════════════════════════════════════════
   DEMO 1 — STACKED SECTIONS  (.demo-la-stack)
════════════════════════════════════════════════════════════ */
.demo-la-stack { background: #080808; }

/* Right-edge dots */
.dm-la-stack-dots {
  position: fixed;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: 10px;
  z-index: 1010;
}
.dm-la-stack-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255,255,255,.22);
  border: 1px solid rgba(255,255,255,.35);
  cursor: pointer;
  transition: background .2s, transform .2s, box-shadow .2s;
}
.dm-la-stack-dot.active {
  background: var(--green);
  border-color: var(--green);
  transform: scale(1.35);
  box-shadow: 0 0 0 4px rgba(16,185,129,.2);
}

/* Every section fills the viewport */
.dm-la-stack-sec {
  min-height: calc(100vh - 56px);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  background-position: center;
  background-size: cover;
}

/* A: Dark Hero */
.dm-la-stack-hero .dm-la-stack-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, rgba(0,0,0,.55) 0%, rgba(15,23,42,.75) 100%);
}
.dm-la-stack-hero-inner {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 3rem 2rem;
  max-width: 740px;
}
.dm-la-stack-hero-inner h2 {
  font-family: 'Oswald', sans-serif;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: -.02em;
  font-size: clamp(2.8rem, 6vw, 5rem);
  color: #fff;
  line-height: 1.05;
  margin-bottom: 1.2rem;
}
.dm-la-stack-hero-inner p {
  font-size: 1.08rem;
  color: rgba(255,255,255,.82);
  line-height: 1.7;
  margin-bottom: 2rem;
}
.dm-la-stack-cta-row { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

.dm-la-stack-kicker {
  font-family: 'Montserrat', sans-serif;
  font-size: .65rem;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 1rem;
}
.dm-la-kicker-blue { color: var(--blue); }

.dm-la-stack-scroll-hint {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  font-family: 'Montserrat', sans-serif;
  font-size: .62rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: rgba(255,255,255,.5);
}
.dm-la-stack-arrow {
  display: block;
  width: 1px;
  height: 28px;
  background: rgba(255,255,255,.35);
  position: relative;
  animation: dmlaArrow 1.8s ease-in-out infinite;
}
.dm-la-stack-arrow::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: -4px;
  width: 9px;
  height: 9px;
  border-right: 1px solid rgba(255,255,255,.5);
  border-bottom: 1px solid rgba(255,255,255,.5);
  transform: rotate(45deg);
}
@keyframes dmlaArrow {
  0%, 100% { opacity: .4; transform: translateY(0); }
  50%       { opacity: 1;  transform: translateY(7px); }
}

/* B / D: Light section */
.dm-la-stack-light { background: #f8fafc; }
.dm-la-stack-light-inner {
  max-width: 1080px;
  width: 100%;
  padding: 5rem 2rem;
  text-align: center;
}
.dm-la-stack-light .dm-la-stack-kicker { color: var(--blue); }
.dm-la-stack-light h2 {
  font-family: 'Oswald', sans-serif;
  font-weight: 700;
  text-transform: uppercase;
  font-size: clamp(2rem, 4vw, 3.4rem);
  color: #0f172a;
  margin-bottom: .8rem;
}
.dm-la-stack-lead { font-size: 1rem; color: #475569; margin-bottom: 3rem; }

/* Feature cards */
.dm-la-stack-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
}
.dm-la-stack-card {
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 14px;
  padding: 2rem 1.5rem;
  text-align: left;
  box-shadow: 0 4px 20px rgba(0,0,0,.05);
}
.dm-la-stack-icon {
  font-size: 1.4rem;
  color: var(--green);
  margin-bottom: 1rem;
}
.dm-la-stack-card h3 {
  font-family: 'Oswald', sans-serif;
  font-weight: 700;
  text-transform: uppercase;
  font-size: 1.1rem;
  color: #0f172a;
  margin-bottom: .5rem;
}
.dm-la-stack-card p { font-size: .92rem; color: #64748b; line-height: 1.65; margin: 0; }

/* C: Dark Testimonial */
.dm-la-stack-dark { background: #0f172a; }
.dm-la-stack-dark-inner {
  max-width: 1080px;
  width: 100%;
  padding: 5rem 2rem;
  text-align: center;
}
.dm-la-stack-dark h2 {
  font-family: 'Oswald', sans-serif;
  font-weight: 700;
  text-transform: uppercase;
  font-size: clamp(2rem, 4vw, 3.2rem);
  color: #fff;
  margin-bottom: 3rem;
}
.dm-la-stack-testi-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
}
.dm-la-stack-testi {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 14px;
  padding: 1.8rem;
  text-align: left;
}
.dm-la-stack-testi-avatar {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background-position: center;
  background-size: cover;
  margin-bottom: 1rem;
  border: 2px solid var(--green);
}
.dm-la-stack-testi blockquote {
  font-size: .95rem;
  color: rgba(255,255,255,.82);
  line-height: 1.7;
  margin: 0 0 .8rem;
  font-style: italic;
}
.dm-la-stack-testi cite {
  font-family: 'Montserrat', sans-serif;
  font-size: .65rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--green);
  font-style: normal;
}

/* D: Pricing */
.dm-la-stack-pricing {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
  text-align: left;
}
.dm-la-stack-plan {
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 14px;
  padding: 2rem 1.5rem;
  position: relative;
  box-shadow: 0 4px 20px rgba(0,0,0,.05);
}
.dm-la-stack-plan-featured {
  border-color: var(--green);
  box-shadow: 0 8px 32px rgba(16,185,129,.18);
}
.dm-la-stack-plan-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--green);
  color: #fff;
  font-family: 'Montserrat', sans-serif;
  font-size: .6rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  padding: 3px 12px;
  border-radius: 9999px;
}
.dm-la-stack-plan-name {
  font-family: 'Montserrat', sans-serif;
  font-size: .65rem;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: #64748b;
  margin-bottom: .5rem;
}
.dm-la-stack-plan-price {
  font-family: 'Oswald', sans-serif;
  font-weight: 700;
  font-size: 2.4rem;
  color: #0f172a;
  line-height: 1;
  margin-bottom: 1rem;
}
.dm-la-stack-plan-price span {
  font-size: 1rem;
  font-weight: 400;
  color: #94a3b8;
}
.dm-la-stack-plan-list {
  list-style: none;
  margin: 0 0 1.5rem;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: .45rem;
}
.dm-la-stack-plan-list li {
  font-size: .88rem;
  color: #475569;
  padding-left: 1.2rem;
  position: relative;
}
.dm-la-stack-plan-list li::before {
  content: '\2713';
  position: absolute;
  left: 0;
  color: var(--green);
  font-weight: 700;
}

/* E: Dark CTA Footer */
.dm-la-stack-cta .dm-la-stack-cta-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(15,23,42,.8) 0%, rgba(0,0,0,.7) 100%);
}
.dm-la-stack-cta-inner {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 3rem 2rem;
  max-width: 680px;
}
.dm-la-stack-cta-inner h2 {
  font-family: 'Oswald', sans-serif;
  font-weight: 700;
  text-transform: uppercase;
  font-size: clamp(2.6rem, 5vw, 4.4rem);
  color: #fff;
  line-height: 1.05;
  margin-bottom: 1rem;
}
.dm-la-stack-cta-inner p {
  font-size: 1.05rem;
  color: rgba(255,255,255,.78);
  margin-bottom: 2rem;
}
.dm-la-stack-cta-note {
  margin-top: 1.2rem;
  font-family: 'Montserrat', sans-serif;
  font-size: .65rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: rgba(255,255,255,.4);
}

@media (max-width: 780px) {
  .dm-la-stack-cards       { grid-template-columns: 1fr; }
  .dm-la-stack-testi-row   { grid-template-columns: 1fr; }
  .dm-la-stack-pricing     { grid-template-columns: 1fr; }
  .dm-la-stack-dots        { right: 10px; }
}

/* ════════════════════════════════════════════════════════════
   DEMO 2 — STICKY FOOTER LAYOUT  (.demo-la-sfoot)
════════════════════════════════════════════════════════════ */
.demo-la-sfoot { background: #0f172a; }

.dm-la-sf-wrap {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  padding: 2rem;
  min-height: calc(100vh - 56px);
}

/* Slider control bar */
.dm-la-sf-control {
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 12px;
  padding: 1.2rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: .75rem;
}
.dm-la-sf-control-label {
  font-family: 'Montserrat', sans-serif;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: rgba(255,255,255,.7);
}
.dm-la-sf-slider {
  width: 100%;
  accent-color: var(--green);
  cursor: pointer;
}
.dm-la-sf-code-pill {
  font-family: 'Menlo', monospace;
  font-size: .78rem;
  color: #93c5fd;
  background: rgba(37,99,235,.12);
  border: 1px solid rgba(37,99,235,.28);
  border-radius: 8px;
  padding: .5rem .9rem;
  display: inline-flex;
  gap: .5rem;
  flex-wrap: wrap;
}
.dm-la-sf-code-pill code {
  background: none;
  padding: 0;
  color: #93c5fd;
  font-size: .78rem;
}

/* Page preview frame */
.dm-la-sf-preview {
  flex: 1;
  display: flex;
  justify-content: center;
}
.dm-la-sf-page {
  width: 100%;
  max-width: 720px;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,.12);
  box-shadow: 0 20px 60px rgba(0,0,0,.4);
  display: grid;
  grid-template-rows: auto 1fr auto;
  min-height: 560px;
  background: #f8fafc;
}

.dm-la-sf-header {
  background: #0f172a;
  padding: .9rem 1.4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(37,99,235,.3);
}
.dm-la-sf-logo {
  font-family: 'Oswald', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  color: #fff;
  letter-spacing: .04em;
  text-transform: uppercase;
}
.dm-la-sf-nav {
  display: flex;
  gap: 1.2rem;
  font-family: 'Montserrat', sans-serif;
  font-size: .62rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: rgba(255,255,255,.55);
}

.dm-la-sf-main {
  padding: 1rem 1.4rem;
  background: #f8fafc;
}

.dm-la-sf-block {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  padding: .85rem 0;
  border-bottom: 1px solid #e2e8f0;
}
.dm-la-sf-block:last-child { border-bottom: none; }
.dm-la-sf-block-num {
  font-family: 'Oswald', sans-serif;
  font-size: .85rem;
  font-weight: 700;
  color: var(--blue);
  flex-shrink: 0;
  width: 28px;
}
.dm-la-sf-block p {
  font-size: .85rem;
  color: #475569;
  line-height: 1.6;
  margin: 0;
}

.dm-la-sf-footer {
  background: #1e293b;
  border-top: 2px solid var(--green);
}
.dm-la-sf-footer-inner {
  padding: .85rem 1.4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: .5rem;
}
.dm-la-sf-footer-brand {
  font-family: 'Oswald', sans-serif;
  font-weight: 700;
  color: var(--green);
  font-size: .9rem;
  text-transform: uppercase;
  letter-spacing: .06em;
}
.dm-la-sf-footer-note {
  font-family: 'Montserrat', sans-serif;
  font-size: .6rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: rgba(255,255,255,.45);
}
.dm-la-sf-footer-copy {
  font-family: 'Montserrat', sans-serif;
  font-size: .6rem;
  color: rgba(255,255,255,.3);
}

/* Status bar */
.dm-la-sf-status {
  display: flex;
  align-items: center;
  gap: .6rem;
  font-family: 'Montserrat', sans-serif;
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: rgba(255,255,255,.65);
  justify-content: center;
}
.dm-la-sf-status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}
.dm-la-sf-dot-green { background: var(--green); box-shadow: 0 0 0 3px rgba(16,185,129,.2); }
.dm-la-sf-dot-blue  { background: var(--blue);  box-shadow: 0 0 0 3px rgba(37,99,235,.2); }

@media (max-width: 780px) {
  .dm-la-sf-wrap { padding: 1rem; }
  .dm-la-sf-nav  { display: none; }
}

/* ════════════════════════════════════════════════════════════
   DEMO 3 — HERO + FEATURES  (.demo-la-hfeat)
════════════════════════════════════════════════════════════ */
.demo-la-hfeat { background: #050505; }

/* 1. Hero */
.dm-la-hf-hero {
  min-height: calc(100vh - 56px);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  background-position: center;
  background-size: cover;
}
.dm-la-hf-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, rgba(15,23,42,.7) 0%, rgba(0,0,0,.65) 100%);
}
.dm-la-hf-hero-inner {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 3rem 2rem;
  max-width: 800px;
}
.dm-la-hf-kicker {
  font-family: 'Montserrat', sans-serif;
  font-size: .65rem;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 1.2rem;
}
.dm-la-hf-hero-inner h2 {
  font-family: 'Oswald', sans-serif;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: -.02em;
  font-size: clamp(2.8rem, 6vw, 5.2rem);
  color: #fff;
  line-height: 1.04;
  margin-bottom: 1.2rem;
}
.dm-la-hf-hero-inner p {
  font-size: 1.08rem;
  color: rgba(255,255,255,.8);
  line-height: 1.7;
  margin-bottom: 2rem;
}
.dm-la-hf-cta-row { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; margin-bottom: 3rem; }
.dm-la-hf-stats {
  display: flex;
  gap: 3rem;
  justify-content: center;
  flex-wrap: wrap;
}
.dm-la-hf-stat { display: flex; flex-direction: column; align-items: center; gap: .2rem; }
.dm-la-hf-stat-num {
  font-family: 'Oswald', sans-serif;
  font-weight: 700;
  font-size: 1.8rem;
  color: var(--green);
}
.dm-la-hf-stat span:last-child {
  font-family: 'Montserrat', sans-serif;
  font-size: .62rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: rgba(255,255,255,.5);
}

/* 2. Feature Cards */
.dm-la-hf-features { background: #f8fafc; padding: 5rem 2rem; }
.dm-la-hf-features-inner { max-width: 1080px; margin: 0 auto; text-align: center; }
.dm-la-hf-section-label {
  font-family: 'Montserrat', sans-serif;
  font-size: .62rem;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: #64748b;
  margin-bottom: .8rem;
}
.dm-la-label-green { color: var(--green); }
.dm-la-hf-features-inner h2 {
  font-family: 'Oswald', sans-serif;
  font-weight: 700;
  text-transform: uppercase;
  font-size: clamp(2rem, 4vw, 3.2rem);
  color: #0f172a;
  margin-bottom: 3rem;
  line-height: 1.1;
}
.dm-la-hf-feat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
}
.dm-la-hf-feat-card {
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 14px;
  padding: 2.2rem 1.8rem;
  text-align: left;
  box-shadow: 0 4px 20px rgba(0,0,0,.05);
  transition: transform .2s, box-shadow .2s;
}
.dm-la-hf-feat-card:hover { transform: translateY(-4px); box-shadow: 0 12px 32px rgba(0,0,0,.1); }
.dm-la-hf-feat-icon {
  font-size: 1.6rem;
  margin-bottom: 1rem;
}
.dm-la-icon-green { color: var(--green); }
.dm-la-icon-blue  { color: var(--blue); }
.dm-la-hf-feat-card h3 {
  font-family: 'Oswald', sans-serif;
  font-weight: 700;
  text-transform: uppercase;
  font-size: 1.1rem;
  color: #0f172a;
  margin-bottom: .5rem;
}
.dm-la-hf-feat-card p { font-size: .9rem; color: #64748b; line-height: 1.65; margin: 0; }

/* 3. Showcase */
.dm-la-hf-showcase { background: #0f172a; padding: 5rem 2rem; }
.dm-la-hf-showcase-inner { max-width: 1080px; margin: 0 auto; }
.dm-la-hf-showcase-inner > h2 {
  font-family: 'Oswald', sans-serif;
  font-weight: 700;
  text-transform: uppercase;
  font-size: clamp(2rem, 4vw, 3.2rem);
  color: #fff;
  text-align: center;
  margin-bottom: 4rem;
  line-height: 1.1;
}
.dm-la-hf-alt {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  margin-bottom: 5rem;
}
.dm-la-hf-alt:last-child { margin-bottom: 0; }

.dm-la-hf-alt-text { }
.dm-la-hf-alt-num {
  font-family: 'Oswald', sans-serif;
  font-size: .7rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: .7rem;
}
.dm-la-hf-alt-text h3 {
  font-family: 'Oswald', sans-serif;
  font-weight: 700;
  text-transform: uppercase;
  font-size: 1.8rem;
  color: #fff;
  margin-bottom: 1rem;
}
.dm-la-hf-alt-text p {
  font-size: .95rem;
  color: rgba(255,255,255,.72);
  line-height: 1.75;
  margin-bottom: 1.5rem;
}
.dm-la-hf-alt-img {
  height: 280px;
  border-radius: 14px;
  background-position: center;
  background-size: cover;
  box-shadow: 0 20px 50px rgba(0,0,0,.5);
}

/* 4. Logo strip */
.dm-la-hf-logos { background: #020617; padding: 3rem 2rem; }
.dm-la-hf-logos-inner { max-width: 960px; margin: 0 auto; text-align: center; }
.dm-la-hf-logos-label {
  font-family: 'Montserrat', sans-serif;
  font-size: .6rem;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: rgba(255,255,255,.3);
  margin-bottom: 1.5rem;
}
.dm-la-hf-logo-row {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: .5rem 0;
}
.dm-la-hf-logo-item {
  font-family: 'Menlo', 'Courier New', monospace;
  font-size: clamp(.75rem, 1.5vw, 1rem);
  font-weight: 700;
  letter-spacing: .18em;
  color: rgba(255,255,255,.25);
  padding: 0 1.2rem;
  transition: color .2s;
}
.dm-la-hf-logo-item:hover { color: rgba(255,255,255,.65); }
.dm-la-hf-logo-divider {
  color: rgba(255,255,255,.1);
  font-size: 1rem;
}

/* 5. Footer CTA */
.dm-la-hf-footer-cta {
  min-height: 420px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  background-position: center;
  background-size: cover;
}
.dm-la-hf-footer-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(15,23,42,.85), rgba(0,0,0,.7));
}
.dm-la-hf-footer-inner {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 3rem 2rem;
  max-width: 600px;
}
.dm-la-hf-footer-inner h2 {
  font-family: 'Oswald', sans-serif;
  font-weight: 700;
  text-transform: uppercase;
  font-size: clamp(2.4rem, 5vw, 4rem);
  color: #fff;
  line-height: 1.05;
  margin-bottom: 1rem;
}
.dm-la-hf-footer-inner p {
  font-size: 1.02rem;
  color: rgba(255,255,255,.72);
  margin-bottom: 2rem;
}

@media (max-width: 780px) {
  .dm-la-hf-alt         { grid-template-columns: 1fr; }
  .dm-la-hf-alt-img-left .dm-la-hf-alt-img { order: -1; }
  .dm-la-hf-alt-img     { height: 200px; }
  .dm-la-hf-logo-row    { gap: .4rem; }
  .dm-la-hf-feat-grid   { grid-template-columns: 1fr; }
}

/* ════════════════════════════════════════════════════════════
   DEMO 4 — APP SHELL LAYOUT  (.demo-la-shell)
════════════════════════════════════════════════════════════ */
.demo-la-shell { background: #0a0f1e; }

.dm-la-sh-stage {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 3rem;
  padding: 2.5rem 2rem;
  min-height: calc(100vh - 56px);
}

/* Phone frame */
.dm-la-sh-phone {
  width: 100%;
  max-width: 360px;
  flex-shrink: 0;
  height: 680px;
  border-radius: 36px;
  overflow: hidden;
  border: 3px solid rgba(255,255,255,.12);
  box-shadow:
    0 0 0 1px rgba(255,255,255,.05),
    0 30px 80px rgba(0,0,0,.6),
    inset 0 1px 0 rgba(255,255,255,.08);
  display: grid;
  grid-template-rows: auto 1fr auto;
  background: #0f172a;
  position: relative;
}

/* Fixed header */
.dm-la-sh-header {
  background: #0f172a;
  border-bottom: 1px solid rgba(255,255,255,.08);
  padding: .8rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
  z-index: 2;
}
.dm-la-sh-menu-btn {
  background: none;
  border: none;
  color: rgba(255,255,255,.6);
  font-size: 1rem;
  cursor: pointer;
  padding: 4px;
}
.dm-la-sh-title {
  font-family: 'Oswald', sans-serif;
  font-weight: 700;
  font-size: .95rem;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: .06em;
}
.dm-la-sh-avatar {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background-position: center;
  background-size: cover;
  border: 2px solid var(--green);
}

/* Scrollable main */
.dm-la-sh-main {
  overflow-y: auto;
  background: #0a1020;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
}

/* Shared view wrapper */
.dm-la-sh-view { padding: 1rem; }
.dm-la-sh-view-title {
  font-family: 'Oswald', sans-serif;
  font-weight: 700;
  text-transform: uppercase;
  font-size: 1rem;
  color: #fff;
  letter-spacing: .04em;
  margin-bottom: .8rem;
}

/* Home: feed */
.dm-la-sh-feed-card {
  background: #131d32;
  border-radius: 12px;
  overflow: hidden;
  margin-bottom: .75rem;
  display: flex;
  align-items: center;
}
.dm-la-sh-feed-img {
  width: 72px;
  height: 64px;
  flex-shrink: 0;
  background-position: center;
  background-size: cover;
}
.dm-la-sh-feed-body { padding: .6rem .85rem; }
.dm-la-sh-feed-title {
  font-family: 'Oswald', sans-serif;
  font-weight: 700;
  font-size: .82rem;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: .02em;
  margin-bottom: .2rem;
}
.dm-la-sh-feed-sub {
  font-family: 'Montserrat', sans-serif;
  font-size: .56rem;
  color: rgba(255,255,255,.4);
  letter-spacing: .1em;
  text-transform: uppercase;
}

/* Explore: grid */
.dm-la-sh-explore-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 4px;
}
.dm-la-sh-explore-cell {
  aspect-ratio: 1;
  background-position: center;
  background-size: cover;
  border-radius: 6px;
}

/* Messages: chat */
.dm-la-sh-chat-row {
  display: flex;
  align-items: center;
  gap: .7rem;
  padding: .65rem 0;
  border-bottom: 1px solid rgba(255,255,255,.05);
}
.dm-la-sh-chat-avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--blue), var(--green));
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Oswald', sans-serif;
  font-weight: 700;
  font-size: .85rem;
  color: #fff;
  flex-shrink: 0;
}
.dm-la-sh-chat-body { flex: 1; min-width: 0; }
.dm-la-sh-chat-name {
  font-family: 'Oswald', sans-serif;
  font-size: .78rem;
  font-weight: 700;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: .02em;
}
.dm-la-sh-chat-msg {
  font-size: .72rem;
  color: rgba(255,255,255,.45);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-top: .1rem;
}
.dm-la-sh-chat-meta { display: flex; flex-direction: column; align-items: flex-end; gap: .25rem; flex-shrink: 0; }
.dm-la-sh-chat-time {
  font-family: 'Montserrat', sans-serif;
  font-size: .54rem;
  color: rgba(255,255,255,.3);
  letter-spacing: .06em;
}
.dm-la-sh-chat-badge {
  background: var(--green);
  color: #fff;
  border-radius: 9999px;
  font-family: 'Montserrat', sans-serif;
  font-size: .55rem;
  font-weight: 700;
  padding: 1px 6px;
}

/* Profile */
.dm-la-sh-profile-hero { position: relative; height: 100px; }
.dm-la-sh-profile-bg {
  position: absolute;
  inset: 0;
  background-position: center;
  background-size: cover;
}
.dm-la-sh-profile-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,.45);
}
.dm-la-sh-profile-avatar {
  position: absolute;
  bottom: -24px;
  left: 1rem;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background-position: center;
  background-size: cover;
  border: 3px solid #0a1020;
  z-index: 2;
}
.dm-la-sh-profile-body { padding: 1.6rem 1rem 1rem; }
.dm-la-sh-profile-name {
  font-family: 'Oswald', sans-serif;
  font-weight: 700;
  font-size: 1.1rem;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: .02em;
}
.dm-la-sh-profile-handle {
  font-family: 'Montserrat', sans-serif;
  font-size: .62rem;
  color: var(--green);
  letter-spacing: .1em;
  margin-bottom: 1rem;
}
.dm-la-sh-profile-stats {
  display: flex;
  gap: 1.5rem;
  margin-bottom: .5rem;
}
.dm-la-sh-profile-stat { display: flex; flex-direction: column; align-items: center; }
.dm-la-sh-profile-stat strong {
  font-family: 'Oswald', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
}
.dm-la-sh-profile-stat span {
  font-family: 'Montserrat', sans-serif;
  font-size: .54rem;
  color: rgba(255,255,255,.4);
  letter-spacing: .1em;
  text-transform: uppercase;
}

/* Fixed Tab Bar */
.dm-la-sh-tabbar {
  background: #0f172a;
  border-top: 1px solid rgba(255,255,255,.08);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  flex-shrink: 0;
}
.dm-la-sh-tab {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  padding: .55rem .3rem;
  background: none;
  border: none;
  cursor: pointer;
  transition: color .18s;
  color: rgba(255,255,255,.3);
}
.dm-la-sh-tab.active { color: var(--green); }
.dm-la-sh-tab:hover  { color: rgba(255,255,255,.65); }
.dm-la-sh-tab-icon   { font-size: 1.1rem; line-height: 1; }
.dm-la-sh-tab-label  {
  font-family: 'Montserrat', sans-serif;
  font-size: .48rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
}

/* Side info panel */
.dm-la-sh-info {
  max-width: 300px;
  padding-top: .5rem;
}
.dm-la-sh-info h3 {
  font-family: 'Oswald', sans-serif;
  font-weight: 700;
  text-transform: uppercase;
  font-size: 1.4rem;
  color: #fff;
  margin-bottom: .8rem;
}
.dm-la-sh-info p {
  font-size: .9rem;
  color: rgba(255,255,255,.65);
  line-height: 1.7;
  margin-bottom: 1rem;
}
.dm-la-sh-code-block {
  background: rgba(37,99,235,.1);
  border: 1px solid rgba(37,99,235,.25);
  border-radius: 10px;
  padding: 1rem 1.1rem;
  display: flex;
  flex-direction: column;
  gap: .2rem;
  margin-bottom: 1rem;
}
.dm-la-sh-code-block code {
  font-family: 'Menlo', 'Courier New', monospace;
  font-size: .72rem;
  color: #93c5fd;
  background: none;
  padding: 0;
  white-space: pre;
}
.dm-la-sh-info code {
  font-family: 'Menlo', monospace;
  font-size: .82em;
  background: rgba(37,99,235,.14);
  padding: 1px 5px;
  border-radius: 4px;
  color: #93c5fd;
}

@media (max-width: 780px) {
  .dm-la-sh-stage { flex-direction: column; align-items: center; padding: 1.5rem 1rem; gap: 1.5rem; }
  .dm-la-sh-info  { max-width: 100%; }
  .dm-la-sh-phone { max-width: 340px; }
}