/* PostSmart SA — mobile-first. Brand: teal #218190 · mint #40f3bc · yellow #ffcf00 */
:root{--teal:#218190;--teal-dk:#16606c;--mint:#40f3bc;--yellow:#ffcf00;--ink:#0e1f23;--muted:#5d7177;--line:#e2ecec;--bg:#f4f9f9;--radius:14px}
*{box-sizing:border-box}
html,body{margin:0}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Lato,Arial,sans-serif;background:var(--bg);color:var(--ink);line-height:1.55;-webkit-font-smoothing:antialiased}
.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:.5rem;background:#fff;border-bottom:1px solid var(--line);padding:.7rem 1rem}
.brand{display:flex;align-items:center;gap:.4rem;font-weight:800;color:var(--ink);font-size:1.2rem}
.brand-icon{width:26px;height:26px;display:block}
.brand b{color:var(--teal)} .brand small{color:var(--muted);font-weight:700;font-size:.7rem;margin-left:.1rem}
.brand .ring{width:18px;height:18px;border-radius:50%;border:4px solid var(--mint);display:inline-block}
.topbar-right{display:flex;align-items:center;gap:.4rem}
.runs{background:var(--mint);color:#04332a;font-weight:800;font-size:.8rem;padding:.2rem .55rem;border-radius:999px}
.icon-btn{background:none;border:0;font-size:1.2rem;cursor:pointer;padding:.25rem;line-height:1}
main{max-width:560px;margin:0 auto;padding:1.1rem 1rem 4rem}
.view{animation:fade .2s ease}
@keyframes fade{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}
h1{font-size:1.5rem;margin:.2rem 0 .5rem}
.lead{color:var(--muted);margin:0 0 1.1rem}
.label{display:block;font-weight:700;margin:1.1rem 0 .4rem}
.field{position:relative}
textarea,input[type=text]{width:100%;border:1px solid var(--line);border-radius:var(--radius);padding:.85rem;font:inherit;background:#fff;resize:vertical}
textarea:focus,input:focus{outline:2px solid var(--mint);border-color:var(--mint)}
.counter{position:absolute;right:.6rem;bottom:.5rem;font-size:.72rem;color:var(--muted);background:#fff;padding:0 .25rem}
.mic-btn{position:absolute;right:.5rem;top:.5rem;border:0;background:var(--bg);border-radius:50%;width:36px;height:36px;font-size:1.1rem;cursor:pointer}
.field textarea{padding-right:52px}
.mic-btn.rec{background:#ffd7d2;animation:pulse 1s infinite}
@keyframes pulse{50%{transform:scale(1.08)}}
.btn{text-decoration:none;font:inherit;font-weight:700;border-radius:999px;border:2px solid transparent;padding:.8rem 1.4rem;cursor:pointer;transition:.15s}
.btn-primary{background:var(--teal);color:#fff;box-shadow:0 6px 16px rgba(33,129,144,.28)}
.btn-primary:hover{background:var(--teal-dk)} .btn-primary:disabled{opacity:.5;cursor:not-allowed;box-shadow:none}
.btn-ghost{background:#fff;color:var(--teal);border-color:var(--teal);font-size:.9rem;padding:.5rem 1rem}
.btn-block{display:block;width:100%;margin-top:.8rem;font-size:1.05rem}
/* home ("How to use this platform") action buttons */
.home-actions{margin:18px 0 8px}
.home-actions .btn-block{font-size:1.15rem;padding:1rem 1.2rem}
.home-actions-row{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:.8rem}
.home-actions-row .btn-ghost{width:100%;padding:.7rem .4rem}
.chips,.lang-toggle{display:flex;gap:.5rem;flex-wrap:wrap}
.chip,.lang-btn{border:1px solid var(--line);background:#fff;border-radius:999px;padding:.45rem .9rem;font:inherit;font-weight:600;cursor:pointer}
.chip.is-on,.lang-btn.is-on{background:var(--teal);color:#fff;border-color:var(--teal)}
.lang-toggle{margin-bottom:1rem}
.q{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:.9rem;margin-bottom:.8rem}
.q .qt{font-weight:700;margin-bottom:.5rem}
.gemini-help{background:#fffdf0;border:1px solid #f3e6a8;border-radius:var(--radius);padding:.6rem .9rem;margin:1rem 0}
.gemini-help summary{cursor:pointer;font-weight:700;color:#7a6500}
.gemini-help p{color:#6b5b1e;font-size:.9rem;margin:.6rem 0}
.runs-note{font-size:.85rem;color:var(--muted);margin:.6rem 0 0}
.post-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1rem;margin:.9rem 0;box-shadow:0 6px 18px rgba(14,70,81,.06)}
.post-card .post-text{white-space:pre-wrap;margin:0 0 .7rem}
.post-actions{display:flex;gap:.5rem;flex-wrap:wrap}
.post-actions .btn{padding:.4rem .9rem;font-size:.85rem}
.img-prompt{margin-top:.7rem;padding:.6rem;background:var(--bg);border-radius:10px;font-size:.85rem;white-space:pre-wrap}
.err{background:#ffe9e6;color:#a02314;border-radius:10px;padding:.6rem .8rem;font-size:.9rem}
.hist-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:.8rem;margin:.7rem 0}
.hist-meta{font-size:.78rem;color:var(--muted);margin-bottom:.4rem}
.plan-cards{display:grid;gap:.9rem}
.plan{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.1rem;box-shadow:0 6px 18px rgba(14,70,81,.06)}
.plan.feat{border:2px solid var(--mint)}
.plan h3{margin:.1rem 0;color:var(--teal-dk)} .plan .price{font-size:1.6rem;font-weight:800}
.plan .price small{font-size:.8rem;color:var(--muted);font-weight:600}
.plan ul{margin:.5rem 0 1rem;padding-left:1.1rem;font-size:.9rem}
.badge{display:inline-block;background:var(--yellow);color:#3d3100;font-weight:800;font-size:.68rem;padding:.15rem .5rem;border-radius:999px}
.small{font-size:.82rem}.muted{color:var(--muted)}
.toast{position:fixed;left:50%;bottom:1.2rem;transform:translateX(-50%);background:#0e1f23;color:#fff;padding:.6rem 1rem;border-radius:999px;font-size:.85rem;z-index:50}
.overlay[hidden]{display:none}
.overlay{position:fixed;inset:0;background:rgba(255,255,255,.85);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1rem;z-index:60}
.spinner{width:38px;height:38px;border:4px solid var(--line);border-top-color:var(--teal);border-radius:50%;animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
a{color:var(--teal)}

.guide-banner{display:block;margin:16px 0 4px;padding:12px 14px;border:2px solid var(--mint);border-radius:12px;background:rgba(64,243,188,.08);color:var(--ink);text-decoration:none;font-size:.95rem;line-height:1.4}
.guide-banner:hover{background:rgba(64,243,188,.16)}
.tip-intro{margin-bottom:14px;border:2px solid var(--mint);background:rgba(64,243,188,.10)}
.tip-card{margin-bottom:12px;border-left:4px solid var(--mint)}

/* access-code modal (paid go-live 2026-07-20) */
.code-modal{background:rgba(14,31,35,.45);padding:1rem}
.code-card{background:#fff;border-radius:var(--radius);max-width:24rem;width:100%;padding:1.4rem;box-shadow:0 18px 50px rgba(14,31,35,.25)}
.code-card h2{margin:0 0 .4rem;font-size:1.15rem}
.code-card p{margin:.2rem 0 .8rem;color:var(--muted);font-size:.92rem}
.code-card input{margin-bottom:.9rem;text-transform:uppercase;letter-spacing:.06em;font-weight:700;text-align:center}
.code-card .btn-block{margin-top:.4rem}
.code-help{font-size:.8rem;text-align:center;margin-top:.7rem}
.code-help a{color:var(--teal);font-weight:700}