/*
 * NurLisan — Landing page styles (prefix .lp- agar tidak bentrok dengan app)
 */

/* ── Reset & base ── */
.lp *, .lp *::before, .lp *::after { box-sizing: border-box; margin: 0; padding: 0; }
body.lp {
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  background: #0a0a0a;
  color: #e6e9ee;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  scroll-behavior: smooth;
}
.lp a { color: inherit; text-decoration: none; }
.lp img { max-width: 100%; display: block; }

/* ── Layout helpers ── */
.lp-container { width: 100%; max-width: 1120px; margin: 0 auto; padding: 0 24px; }
.lp-narrow    { max-width: 760px; }
.lp-center    { text-align: center; margin-left: auto; margin-right: auto; }
.lp-section   { padding: 88px 0; }
.lp-alt       { background: #0e1116; border-top: 1px solid #1a1f27; border-bottom: 1px solid #1a1f27; }
.lp-sub       { color: #8b95a3; margin-top: -8px; margin-bottom: 36px; }

/* ── Typography ── */
.lp-h1 { font-size: clamp(2.1rem, 5.5vw, 3.6rem); font-weight: 800; line-height: 1.1;
         letter-spacing: -0.02em; color: #fff; margin-bottom: 20px; }
.lp-h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); font-weight: 700; color: #fff;
         letter-spacing: -0.01em; margin-bottom: 20px; }
.lp-h3 { font-size: 1.15rem; font-weight: 700; color: #fff; margin-bottom: 8px; }
.lp-lead { font-size: clamp(1.05rem, 2vw, 1.3rem); color: #aeb6c2; margin-bottom: 32px; max-width: 560px; }
.lp-body { color: #9aa4b2; font-size: 1.02rem; }
.lp-eyebrow { display: inline-block; font-size: 0.78rem; font-weight: 700; letter-spacing: 0.12em;
              text-transform: uppercase; color: #60a5fa; margin-bottom: 18px;
              padding: 6px 14px; background: #12233f; border: 1px solid #1e3a5f; border-radius: 999px; }

/* ── Buttons ── */
.lp-btn { display: inline-block; background: #2563eb; color: #fff; font-weight: 600;
          padding: 11px 22px; border-radius: 10px; font-size: 0.95rem;
          transition: transform .12s ease, background .15s ease, box-shadow .15s ease;
          box-shadow: 0 6px 24px -8px rgba(37,99,235,.6); }
.lp-btn:hover { background: #1d4ed8; transform: translateY(-1px); }
.lp-btn-lg { padding: 14px 30px; font-size: 1.02rem; }
.lp-btn-sm { padding: 8px 16px; font-size: 0.85rem; box-shadow: none; }
.lp-btn-ghost { background: transparent; border: 1px solid #2a3340; color: #cdd5e0; box-shadow: none; }
.lp-btn-ghost:hover { background: #161b22; border-color: #3a4654; }

/* ── Navbar ── */
.lp-nav { position: sticky; top: 0; z-index: 50; background: rgba(10,10,10,.82);
          backdrop-filter: blur(12px); border-bottom: 1px solid #15191f; }
.lp-nav-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.lp-logo { font-size: 1.2rem; font-weight: 800; color: #fff; letter-spacing: 0.02em; }
.lp-nav-links { display: flex; align-items: center; gap: 22px; }
.lp-nav-links > a { font-size: 0.9rem; color: #9aa4b2; transition: color .15s; }
.lp-nav-links > a:hover { color: #fff; }
.lp-lang-switch { font-weight: 700; color: #60a5fa !important; border: 1px solid #1e3a5f;
                  padding: 4px 10px; border-radius: 7px; font-size: 0.8rem !important; }
.lp-nav-login { color: #cdd5e0 !important; }

/* ── Hero ── */
.lp-hero { padding: 72px 0 64px; background:
  radial-gradient(1100px 500px at 75% -10%, rgba(37,99,235,.16), transparent 70%); }
.lp-hero-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 56px; align-items: center; }
.lp-hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }

.lp-live-badge { display: inline-flex; align-items: center; gap: 9px; margin-top: 26px;
                 font-size: 0.85rem; font-weight: 600; color: #fca5a5;
                 background: #1a0a0a; border: 1px solid #7f1d1d; padding: 7px 14px; border-radius: 999px; }
.lp-live-dot { width: 8px; height: 8px; border-radius: 50%; background: #ef4444;
               animation: lp-blink 1.1s ease-in-out infinite; }
@keyframes lp-blink { 0%,100%{opacity:1} 50%{opacity:.25} }

/* ── Hero TV mockup ── */
.lp-hero-visual { display: flex; justify-content: center; }
.lp-tv { width: 100%; max-width: 440px; background: #1c1c1c; border-radius: 18px;
         padding: 12px; box-shadow: 0 30px 80px -30px rgba(0,0,0,.9); border: 1px solid #2a2a2a; }
.lp-tv-screen { background: #0a0a0a; border-radius: 10px; padding: 22px; min-height: 250px;
                display: flex; flex-direction: column; gap: 16px; }
.lp-tv-vocab { border-bottom: 1px solid #161b22; padding-bottom: 14px; }
.lp-tv-kw { font-size: 1.5rem; font-weight: 800; color: #fff; }
.lp-tv-kw-id { font-size: 0.95rem; color: #60a5fa; margin-top: 2px; }
.lp-tv-sub { flex: 1; font-size: 1.18rem; line-height: 1.5; color: #eef2f7; font-weight: 500;
             display: flex; align-items: center; animation: lp-fade 0.8s ease; }
@keyframes lp-fade { from { opacity: 0; transform: translateY(6px) } to { opacity: 1; transform: none } }
.lp-tv-foot { display: flex; justify-content: space-between; align-items: center;
              font-size: 0.7rem; color: #4b5563; border-top: 1px solid #161b22; padding-top: 12px; }
.lp-tv-live { color: #ef4444; font-weight: 700; }

/* ── Brand statement ── */
.lp-brand { padding: 72px 0; }
.lp-brand-tag { display: inline-block; font-size: 0.82rem; font-weight: 700; letter-spacing: 0.14em;
                text-transform: uppercase; color: #60a5fa; margin-bottom: 18px; }
.lp-brand-tagline { font-size: clamp(1.3rem, 3vw, 1.9rem); font-weight: 700; line-height: 1.35;
                    color: #fff; letter-spacing: -0.01em; margin-bottom: 20px;
                    background: linear-gradient(180deg, #fff, #aeb6c2);
                    -webkit-background-clip: text; background-clip: text; }

/* ── Problem ── */
.lp-problem .lp-h2 { margin-bottom: 16px; }

/* ── Use cases ── */
.lp-usecase-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 40px; }
.lp-usecase { display: flex; flex-direction: column; align-items: center; gap: 12px;
              background: #11151b; border: 1px solid #1c222b; border-radius: 14px; padding: 28px 16px;
              font-size: 0.95rem; font-weight: 600; color: #cdd5e0; text-align: center;
              transition: border-color .15s, transform .15s; }
.lp-usecase:hover { border-color: #2563eb; transform: translateY(-2px); }
.lp-usecase-icon { font-size: 2rem; }

/* ── Steps ── */
.lp-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; margin-top: 44px; }
.lp-step { position: relative; padding-top: 8px; }
.lp-step-num { width: 44px; height: 44px; border-radius: 12px; background: #12233f;
               border: 1px solid #1e3a5f; color: #60a5fa; font-weight: 800; font-size: 1.2rem;
               display: flex; align-items: center; justify-content: center; margin-bottom: 16px; }

/* ── Cards (features / pillars) ── */
.lp-feature-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin-top: 44px; }
.lp-pillars { grid-template-columns: repeat(3, 1fr); }
.lp-card { background: #11151b; border: 1px solid #1c222b; border-radius: 16px; padding: 28px;
           transition: border-color .15s, transform .15s; }
.lp-card:hover { border-color: #2a3a52; transform: translateY(-2px); }
.lp-card-icon { font-size: 1.9rem; display: block; margin-bottom: 14px; }

/* ── Languages ── */
.lp-lang-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-top: 36px; }
.lp-lang { background: #11151b; border: 1px solid #1c222b; border-radius: 12px; padding: 18px 16px;
           display: flex; flex-direction: column; gap: 6px; }
.lp-lang-name { font-size: 1.05rem; font-weight: 700; color: #fff; }
.lp-lang-status { font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; }
.lp-lang.is-available { border-color: #14502e; background: #0c1a12; }
.lp-lang.is-available .lp-lang-status { color: #4ade80; }
.lp-lang.is-soon .lp-lang-status { color: #6b7280; }
.lp-lang-target { display: flex; align-items: center; justify-content: center; gap: 10px;
                  margin-top: 32px; font-size: 1.15rem; color: #cdd5e0; }
.lp-lang-arrow { color: #2563eb; font-size: 1.4rem; }
.lp-lang-target-label { color: #8b95a3; }
.lp-lang-target strong { color: #fff; }

/* ── FAQ ── */
.lp-faq { margin-top: 36px; display: flex; flex-direction: column; gap: 12px; }
.lp-faq-item { background: #11151b; border: 1px solid #1c222b; border-radius: 12px; padding: 4px 20px; }
.lp-faq-item summary { cursor: pointer; padding: 16px 0; font-weight: 600; color: #eef2f7;
                       list-style: none; display: flex; justify-content: space-between; align-items: center; }
.lp-faq-item summary::-webkit-details-marker { display: none; }
.lp-faq-item summary::after { content: "+"; color: #60a5fa; font-size: 1.4rem; font-weight: 400; }
.lp-faq-item[open] summary::after { content: "−"; }
.lp-faq-item p { color: #9aa4b2; padding: 0 0 18px; }

/* ── CTA ── */
.lp-cta { background: radial-gradient(800px 300px at 50% 0%, rgba(37,99,235,.18), transparent 70%); }
.lp-cta .lp-body { margin-bottom: 28px; }

/* ── Footer ── */
.lp-footer { border-top: 1px solid #15191f; padding: 44px 0; background: #0c0f14; }
.lp-footer-inner { display: flex; justify-content: space-between; align-items: flex-start; gap: 24px; flex-wrap: wrap; }
.lp-footer-tag { color: #6b7280; font-size: 0.9rem; margin-top: 6px; }
.lp-footer-meta { display: flex; flex-direction: column; gap: 6px; text-align: right;
                  font-size: 0.85rem; color: #6b7280; }
.lp-footer-meta a:hover { color: #cdd5e0; }
.lp-supported { border-top: 1px solid #15191f; margin-top: 32px; padding-top: 24px;
                display: flex; justify-content: center; }
.lp-supported .lp-container { display: flex; align-items: center; justify-content: center;
                gap: 10px; flex-wrap: wrap; }
.lp-supported-label { font-size: 0.82rem; color: #6b7280; }
.lp-supported-link { display: inline-flex; align-items: center; gap: 12px;
                     opacity: .9; transition: opacity .15s; }
.lp-supported-link:hover { opacity: 1; }
.lp-supported-link:hover .lp-supported-name { color: #60a5fa; }
.lp-supported-logo { height: 30px; width: 30px; display: block; }
.lp-supported-name { font-size: 0.9rem; font-weight: 700; color: #aeb6c2;
                     letter-spacing: 0.01em; transition: color .15s; }

/* ── Responsive ── */
@media (max-width: 860px) {
  .lp-hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .lp-hero-visual { order: -1; }
  .lp-steps { grid-template-columns: 1fr; gap: 24px; }
  .lp-feature-grid, .lp-pillars { grid-template-columns: 1fr; }
  .lp-usecase-grid { grid-template-columns: repeat(2, 1fr); }
  .lp-lang-grid { grid-template-columns: repeat(2, 1fr); }
  .lp-nav-links > a:not(.lp-lang-switch):not(.lp-btn) { display: none; }
  .lp-section { padding: 64px 0; }
  .lp-footer-inner { flex-direction: column; }
  .lp-footer-meta { text-align: left; }
}
@media (max-width: 420px) {
  .lp-usecase-grid { grid-template-columns: 1fr; }
}