/* =========================================================
   DESIGN LANGUAGE STUDIO — LANDING (marketing)
   Premium, animated, theme-aware (uses variables.css).
   ========================================================= */

.dlsl { overflow-x: clip; }
.dlsl-wrap { width: 100%; max-width: 1160px; margin: 0 auto; padding: 0 1.5rem; }

.dlsl-eyebrow {
   display: inline-block;
   font-size: 0.78rem;
   font-weight: 700;
   letter-spacing: 0.09em;
   text-transform: uppercase;
   color: var(--color-primary);
   background: var(--color-primary-soft);
   padding: 0.35rem 0.85rem;
   border-radius: 999px;
   margin-bottom: 1rem;
}
.dlsl-h2 {
   font-size: clamp(1.6rem, 3.2vw, 2.5rem);
   font-weight: 800;
   line-height: 1.12;
   letter-spacing: -0.02em;
   color: var(--text-primary);
   margin: 0 0 0.75rem;
}
.dlsl-sub { font-size: 1.05rem; color: var(--text-secondary); margin: 0; line-height: 1.6; max-width: 60ch; }

/* ── Buttons ─────────────────────────────────────────── */
.dlsl-btn {
   display: inline-flex;
   align-items: center;
   gap: 0.5rem;
   font-size: 0.95rem;
   font-weight: 700;
   padding: 0.8rem 1.4rem;
   border-radius: 12px;
   border: 1px solid transparent;
   cursor: pointer;
   text-decoration: none;
   transition: transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
}
.dlsl-btn i { transition: transform var(--transition-fast); }
.dlsl-btn-primary {
   background: linear-gradient(120deg, var(--color-primary), var(--color-highlight));
   color: #fff;
   box-shadow: 0 10px 24px rgba(145, 45, 110, 0.30);
}
.dlsl-btn-primary:hover { transform: translateY(-2px); box-shadow: 0 16px 34px rgba(145, 45, 110, 0.38); }
.dlsl-btn-primary:hover i { transform: translateX(3px); }
.dlsl-btn-ghost { background: var(--surface-primary); color: var(--text-primary); border-color: var(--border-primary); }
.dlsl-btn-ghost:hover { background: var(--surface-hover); transform: translateY(-2px); }
.dlsl-btn-lg { font-size: 1.05rem; padding: 1rem 1.8rem; }

/* ── Hero ────────────────────────────────────────────── */
.dlsl-hero { position: relative; padding: clamp(3rem, 7vw, 6rem) 0 clamp(3rem, 6vw, 5rem); overflow: clip; }
.dlsl-hero-bg { position: absolute; inset: 0; z-index: 0; pointer-events: none; }
.dlsl-blob {
   position: absolute;
   border-radius: 50%;
   filter: blur(70px);
   opacity: 0.5;
   animation: dlsl-float 14s ease-in-out infinite;
}
.dlsl-blob-1 { width: 460px; height: 460px; top: -140px; right: -80px; background: radial-gradient(circle, rgba(196,77,135,0.55), transparent 70%); }
.dlsl-blob-2 { width: 420px; height: 420px; bottom: -160px; left: -100px; background: radial-gradient(circle, rgba(79,80,145,0.5), transparent 70%); animation-delay: -7s; }

.dlsl-hero-grid {
   position: relative;
   z-index: 1;
   display: grid;
   grid-template-columns: 1.05fr 0.95fr;
   gap: clamp(2rem, 5vw, 4rem);
   align-items: center;
}
.dlsl-hero-title {
   font-size: clamp(2.1rem, 5vw, 3.6rem);
   font-weight: 800;
   line-height: 1.07;
   letter-spacing: -0.03em;
   color: var(--text-primary);
   margin: 0 0 1.1rem;
}
.dlsl-grad {
   background: linear-gradient(120deg, var(--color-primary), var(--color-highlight) 55%, var(--color-secondary));
   -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; color: transparent;
}
.dlsl-hero-lead { font-size: 1.15rem; line-height: 1.65; color: var(--text-secondary); margin: 0 0 1.75rem; max-width: 56ch; }
.dlsl-hero-actions { display: flex; gap: 0.85rem; flex-wrap: wrap; }
.dlsl-hero-note { margin: 1.1rem 0 0; font-size: 0.85rem; color: var(--text-muted); }

/* Hero mock */
.dlsl-hero-visual { perspective: 1400px; }
.dlsl-mock {
   background: var(--surface-primary);
   border: 1px solid var(--border-primary);
   border-radius: 18px;
   box-shadow: 0 30px 70px rgba(15, 23, 42, 0.18);
   overflow: hidden;
   transform: rotateY(-9deg) rotateX(3deg);
   animation: dlsl-mockfloat 9s ease-in-out infinite;
}
.dlsl-mock-bar { display: flex; align-items: center; gap: 6px; padding: 10px 14px; background: var(--surface-secondary); border-bottom: 1px solid var(--border-subtle); }
.dlsl-mock-bar span { width: 9px; height: 9px; border-radius: 50%; background: var(--border-secondary); }
.dlsl-mock-bar span:nth-child(1) { background: #e2554e; } .dlsl-mock-bar span:nth-child(2) { background: #e8b23a; } .dlsl-mock-bar span:nth-child(3) { background: #4fae62; }
.dlsl-mock-bar em { margin-left: 8px; font-style: normal; font-size: 11px; color: var(--text-muted); }
.dlsl-mock-body { padding: 20px; }
.dlsl-mock-nav { display: flex; justify-content: space-between; align-items: center; margin-bottom: 18px; }
.dlsl-mock-nav strong { color: var(--text-primary); font-size: 0.95rem; }
.dlsl-mock-cta { background: linear-gradient(120deg, var(--color-primary), var(--color-highlight)); color: #fff; font-size: 11px; padding: 6px 12px; border-radius: 8px; }
.dlsl-mock-h { font-size: 1.9rem; font-weight: 800; line-height: 1.1; letter-spacing: -0.02em; color: var(--text-primary); margin-bottom: 16px; }
.dlsl-mock-row { display: flex; gap: 8px; margin-bottom: 18px; }
.dlsl-mock-btn { width: 96px; height: 30px; border-radius: 8px; background: linear-gradient(120deg, var(--color-primary), var(--color-highlight)); }
.dlsl-mock-btn.ghost { background: var(--surface-secondary); border: 1px solid var(--border-primary); }
.dlsl-mock-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.dlsl-mock-cards i { height: 56px; border-radius: 10px; background: var(--surface-secondary); border: 1px solid var(--border-subtle); }
.dlsl-mock-swatches { display: flex; gap: 8px; padding: 14px 20px 20px; }
.dlsl-mock-swatches b { flex: 1; height: 26px; border-radius: 7px; }
.dlsl-mock-swatches b:nth-child(1){background:var(--color-primary);} .dlsl-mock-swatches b:nth-child(2){background:var(--color-highlight);} .dlsl-mock-swatches b:nth-child(3){background:var(--color-secondary);} .dlsl-mock-swatches b:nth-child(4){background:var(--bg-tertiary);} .dlsl-mock-swatches b:nth-child(5){background:var(--text-secondary);}

/* ── Value strip ─────────────────────────────────────── */
.dlsl-value { padding: clamp(2.5rem, 5vw, 4rem) 0; border-top: 1px solid var(--border-subtle); }
.dlsl-value-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: clamp(1.5rem, 4vw, 3.5rem); align-items: start; }
.dlsl-value-body p { font-size: 1.08rem; line-height: 1.7; color: var(--text-secondary); margin: 0 0 1rem; }

/* ── Generic section ─────────────────────────────────── */
.dlsl-section { padding: clamp(3rem, 6vw, 5rem) 0; }
.dlsl-head { max-width: 60ch; margin: 0 auto clamp(2rem, 4vw, 3rem); text-align: center; }
.dlsl-head .dlsl-sub { margin: 0 auto; }

/* ── Features ────────────────────────────────────────── */
.dlsl-features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.1rem; }
.dlsl-card {
   background: var(--surface-primary);
   border: 1px solid var(--border-subtle);
   border-radius: 16px;
   padding: 1.6rem;
   transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
}
.dlsl-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--border-primary); }
.dlsl-card-icon {
   display: inline-flex; align-items: center; justify-content: center;
   width: 46px; height: 46px; border-radius: 12px; margin-bottom: 1rem;
   background: var(--color-primary-soft); color: var(--color-primary); font-size: 1.15rem;
}
.dlsl-card-title { font-size: 1.1rem; font-weight: 700; color: var(--text-primary); margin: 0 0 0.45rem; }
.dlsl-card-desc { font-size: 0.95rem; line-height: 1.6; color: var(--text-secondary); margin: 0; }

/* ── How it works ────────────────────────────────────── */
.dlsl-how { background: var(--bg-secondary); border-top: 1px solid var(--border-subtle); border-bottom: 1px solid var(--border-subtle); }
.dlsl-steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.1rem; }
.dlsl-step { background: var(--surface-primary); border: 1px solid var(--border-subtle); border-radius: 16px; padding: 1.5rem; position: relative; }
.dlsl-step-n { font-size: 1.6rem; font-weight: 800; background: linear-gradient(120deg, var(--color-primary), var(--color-highlight)); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; color: transparent; }
.dlsl-step-title { font-size: 1.02rem; font-weight: 700; color: var(--text-primary); margin: 0.5rem 0 0.4rem; }
.dlsl-step-desc { font-size: 0.9rem; line-height: 1.6; color: var(--text-secondary); margin: 0; }

/* ── Showcase ────────────────────────────────────────── */
.dlsl-showcase-grid { display: grid; grid-template-columns: 0.95fr 1.05fr; gap: clamp(2rem, 5vw, 4rem); align-items: center; }
.dlsl-checklist { list-style: none; margin: 1.25rem 0 1.75rem; padding: 0; }
.dlsl-checklist li { display: flex; align-items: flex-start; gap: 0.6rem; font-size: 1rem; color: var(--text-secondary); padding: 0.4rem 0; }
.dlsl-checklist i { color: var(--success); margin-top: 0.2rem; }

.dlsl-app-mock { background: var(--surface-primary); border: 1px solid var(--border-primary); border-radius: 16px; box-shadow: 0 24px 60px rgba(15,23,42,0.16); overflow: hidden; }
.dlsl-app-tabs { display: flex; gap: 4px; padding: 10px 14px; border-bottom: 1px solid var(--border-subtle); background: var(--surface-secondary); }
.dlsl-app-tabs span { font-size: 11px; padding: 4px 10px; border-radius: 6px; color: var(--text-muted); }
.dlsl-app-tabs span.on { background: var(--color-primary); color: #fff; }
.dlsl-app-body { display: grid; grid-template-columns: 80px 1fr 70px; gap: 10px; padding: 14px; }
.dlsl-app-controls { display: flex; flex-direction: column; gap: 8px; }
.dlsl-app-controls i { height: 14px; border-radius: 5px; background: var(--surface-secondary); border: 1px solid var(--border-subtle); }
.dlsl-app-canvas { background: var(--bg-secondary); border-radius: 10px; padding: 10px; }
.dlsl-app-hero { height: 50px; border-radius: 8px; background: linear-gradient(120deg, var(--color-primary-soft), var(--surface-secondary)); margin-bottom: 8px; }
.dlsl-app-cards { display: grid; grid-template-columns: repeat(3,1fr); gap: 6px; }
.dlsl-app-cards b { height: 34px; border-radius: 7px; background: var(--surface-primary); border: 1px solid var(--border-subtle); }
.dlsl-app-health { display: flex; flex-direction: column; align-items: center; gap: 8px; }
.dlsl-ring { width: 48px; height: 48px; border-radius: 50%; display: grid; place-items: center; background: conic-gradient(var(--success) 88%, var(--border-primary) 0); }
.dlsl-ring span { width: 36px; height: 36px; border-radius: 50%; background: var(--surface-primary); display: grid; place-items: center; font-size: 12px; font-weight: 700; color: var(--text-primary); }
.dlsl-app-health i { width: 100%; height: 10px; border-radius: 4px; background: var(--surface-secondary); }

/* ── Formats ─────────────────────────────────────────── */
.dlsl-formats { display: grid; grid-template-columns: repeat(5, 1fr); gap: 1rem; }
.dlsl-format { display: flex; gap: 0.75rem; align-items: flex-start; background: var(--surface-primary); border: 1px solid var(--border-subtle); border-radius: 14px; padding: 1.2rem; transition: transform var(--transition-fast), box-shadow var(--transition-fast); }
.dlsl-format:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.dlsl-format-icon { color: var(--color-primary); font-size: 1.1rem; }
.dlsl-format-title { font-size: 0.95rem; font-weight: 700; color: var(--text-primary); margin: 0 0 0.2rem; }
.dlsl-format-desc { font-size: 0.82rem; color: var(--text-muted); margin: 0; line-height: 1.5; }

/* ── FAQ ─────────────────────────────────────────────── */
.dlsl-faq { background: var(--bg-secondary); border-top: 1px solid var(--border-subtle); }
.dlsl-faq-wrap { max-width: 780px; }
.dlsl-faq-list { display: flex; flex-direction: column; gap: 0.75rem; }
.dlsl-faq-item { background: var(--surface-primary); border: 1px solid var(--border-subtle); border-radius: 12px; padding: 0 1.25rem; }
.dlsl-faq-item summary { display: flex; justify-content: space-between; align-items: center; gap: 1rem; cursor: pointer; list-style: none; padding: 1.1rem 0; font-weight: 600; color: var(--text-primary); font-size: 1.02rem; }
.dlsl-faq-item summary::-webkit-details-marker { display: none; }
.dlsl-faq-item summary i { color: var(--text-muted); transition: transform var(--transition-fast); }
.dlsl-faq-item[open] summary i { transform: rotate(180deg); }
.dlsl-faq-item p { margin: 0; padding: 0 0 1.1rem; color: var(--text-secondary); line-height: 1.65; font-size: 0.98rem; }

/* ── Standalone builders ─────────────────────────────── */
.dlsl-builder-links { display: flex; flex-wrap: wrap; gap: 0.75rem; }
.dlsl-builder-link {
   display: inline-flex;
   align-items: center;
   gap: 0.55rem;
   font-size: 0.92rem;
   font-weight: 600;
   color: var(--text-primary);
   text-decoration: none;
   background: var(--surface-primary);
   border: 1px solid var(--border-subtle);
   border-radius: 999px;
   padding: 0.65rem 1.1rem;
   transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
}
.dlsl-builder-link i { color: var(--color-primary); font-size: 0.95rem; }
.dlsl-builder-link:hover {
   transform: translateY(-2px);
   border-color: var(--color-primary);
   box-shadow: 0 8px 20px rgba(145, 45, 110, 0.14);
}

/* ── Final CTA ───────────────────────────────────────── */
.dlsl-cta { padding: clamp(3.5rem, 7vw, 6rem) 0; }
.dlsl-cta-inner {
   text-align: center;
   background: linear-gradient(130deg, var(--color-primary), var(--color-secondary));
   border-radius: 24px;
   padding: clamp(2.5rem, 6vw, 4.5rem) 1.5rem;
   color: #fff;
   box-shadow: 0 30px 70px rgba(79, 80, 145, 0.30);
}
.dlsl-cta-title { font-size: clamp(1.6rem, 3.5vw, 2.6rem); font-weight: 800; letter-spacing: -0.02em; margin: 0 0 0.75rem; color: #fff; }
.dlsl-cta-sub { font-size: 1.1rem; color: inherit; opacity: 0.92; margin: 0 auto 1.75rem; max-width: 52ch; }
.dlsl-cta .dlsl-btn-primary { background: #fff; color: var(--color-primary); box-shadow: 0 12px 30px rgba(0,0,0,0.18); }
.dlsl-cta .dlsl-btn-primary:hover { background: #fff; }

/* ── Animations ──────────────────────────────────────── */
@keyframes dlsl-fadeup { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
@keyframes dlsl-float { 0%,100% { transform: translate(0,0); } 50% { transform: translate(0,-26px); } }
@keyframes dlsl-mockfloat { 0%,100% { transform: rotateY(-9deg) rotateX(3deg) translateY(0); } 50% { transform: rotateY(-6deg) rotateX(2deg) translateY(-14px); } }

.dlsl-fade { opacity: 0; animation: dlsl-fadeup 0.7s cubic-bezier(0.22,1,0.36,1) forwards; animation-delay: var(--d, 0ms); }

.reveal { opacity: 0; transform: translateY(26px); transition: opacity 0.7s cubic-bezier(0.22,1,0.36,1), transform 0.7s cubic-bezier(0.22,1,0.36,1); transition-delay: var(--d, 0ms); }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
   .dlsl-fade, .reveal { opacity: 1; transform: none; animation: none; transition: none; }
   .dlsl-blob, .dlsl-mock { animation: none; }
}

/* ── Responsive ──────────────────────────────────────── */
@media (max-width: 920px) {
   .dlsl-hero-grid { grid-template-columns: 1fr; }
   .dlsl-hero-visual { order: -1; max-width: 460px; }
   .dlsl-value-grid, .dlsl-showcase-grid { grid-template-columns: 1fr; }
   .dlsl-features, .dlsl-formats { grid-template-columns: repeat(2, 1fr); }
   .dlsl-steps { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
   .dlsl-features, .dlsl-formats, .dlsl-steps { grid-template-columns: 1fr; }
   .dlsl-hero-actions { flex-direction: column; align-items: stretch; }
   .dlsl-btn { justify-content: center; }
}