/* Extracted from index.html — look-preserving. Do not restyle. */

/* ── LAYOUT ── */
#app{display:flex;flex-direction:column;height:100dvh;max-width:430px;margin:0 auto;position:relative;overflow:hidden;z-index:1}
#header{padding:12px 16px 10px;display:flex;align-items:center;justify-content:space-between;gap:10px;flex-shrink:0;min-width:0;background:rgba(8,12,18,0.92);backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}
.brand-lockup{display:flex;align-items:center;gap:7px;flex-shrink:0;min-width:0}
.brand-mark{width:2px;height:18px;background:var(--gold);flex-shrink:0}
#header .logo{font-family:var(--font-head);font-size:22px;font-weight:300;color:var(--text);letter-spacing:0.02em;font-style:italic;line-height:1}
.header-pro{display:none;font-family:var(--font-body);font-size:8px;font-weight:700;letter-spacing:0.14em;text-transform:uppercase;color:var(--gold);border:1px solid var(--gold);background:var(--gold-dim);border-radius:3px;padding:3px 5px;line-height:1;flex-shrink:0}
.header-pro.on{display:inline-block}
.header-tools{display:flex;align-items:center;gap:6px;flex-shrink:0;min-width:0;white-space:nowrap}
.upgrade-price{font-family:var(--font-head);font-size:36px;font-weight:500;color:var(--text);letter-spacing:-0.02em;line-height:1.1;margin:4px 0 6px}
.upgrade-price span{font-size:15px;font-weight:400;color:var(--text2);letter-spacing:0}
#header .tier-badge{display:none}
#pages{flex:1;overflow-y:auto;overflow-x:hidden;scroll-snap-type:y mandatory;-webkit-overflow-scrolling:touch}
#pages::-webkit-scrollbar{display:none}
.page{min-height:100%;padding:16px 16px calc(80px + var(--safe-bottom));display:none}
.page.active{display:block}

/* ── BOTTOM NAV ── */
#nav{display:flex;background:rgba(12,17,24,0.96);backdrop-filter:blur(14px);border-top:1px solid var(--border);padding:8px 0 calc(8px + var(--safe-bottom));flex-shrink:0;position:relative;z-index:10;overflow-x:auto;overflow-y:hidden;-webkit-overflow-scrolling:touch;scrollbar-width:none;overscroll-behavior-x:contain}
#nav::-webkit-scrollbar{display:none}
.nav-btn{flex:1 0 auto;min-width:68px;display:flex;flex-direction:column;align-items:center;gap:3px;padding:6px 8px;border:none;background:none;color:var(--text3);cursor:pointer;transition:color 0.2s;font-family:var(--font-body)}
.nav-btn.active{color:var(--accent)}
.nav-btn svg{width:22px;height:22px;opacity:0.85;flex-shrink:0}
.nav-btn.active svg{opacity:1}
.nav-btn span{font-size:8px;font-weight:400;letter-spacing:0.14em;text-transform:uppercase;white-space:nowrap}