/* ═══════════════════════════════════════════════════════
   WhatsApp SaaS – Public Frontend CSS v2.0
   ═══════════════════════════════════════════════════════ */
:root {
  --wg: #25D366; --wg-d: #128C7E; --wg-l: #DCF8C6;
  --wb: #075E54; --wdark: #0a1628;
  --accent: #6C63FF;
  --danger: #e53e3e; --warning: #d69e2e; --info: #3182ce;
  --radius: 12px; --shadow: 0 4px 24px rgba(0,0,0,.10);
  --font: 'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  --max-w: 1200px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
.wsaas-public { font-family:var(--font); color:#1a202c; line-height:1.6; }
.wsaas-container { max-width:var(--max-w); margin:0 auto; padding:0 1.5rem; }
.wsaas-text-center{text-align:center;}
.wsaas-text-muted{color:#718096;font-size:.875rem;}
.wsaas-text-danger{color:var(--danger);}
img{max-width:100%;}

/* ── Buttons ── */
.wsaas-btn {
  display:inline-flex; align-items:center; justify-content:center; gap:.4rem;
  padding:.6rem 1.25rem; border-radius:8px; font-weight:600; font-size:.9rem;
  cursor:pointer; border:2px solid transparent; text-decoration:none;
  transition:all .18s; white-space:nowrap; line-height:1.4;
}
.wsaas-btn:hover{text-decoration:none;}
.wsaas-btn-primary { background:var(--wg); border-color:var(--wg-d); color:#fff; }
.wsaas-btn-primary:hover { background:var(--wg-d); color:#fff; transform:translateY(-1px); box-shadow:0 4px 12px rgba(37,211,102,.35); }
.wsaas-btn-outline { background:transparent; border-color:var(--wg); color:var(--wg); }
.wsaas-btn-outline:hover { background:var(--wg); color:#fff; }
.wsaas-btn-white { background:#fff; color:var(--wb); border-color:#fff; }
.wsaas-btn-white:hover { background:#f0fff4; color:var(--wg-d); }
.wsaas-btn-danger { background:var(--danger); border-color:#c53030; color:#fff; }
.wsaas-btn-danger:hover { background:#c53030; color:#fff; }
.wsaas-btn-google { background:#fff; border-color:#ddd; color:#333; box-shadow:0 1px 4px rgba(0,0,0,.12); }
.wsaas-btn-google:hover { box-shadow:0 3px 10px rgba(0,0,0,.18); color:#333; background:#fafafa; }
.wsaas-btn-google svg { flex-shrink:0; }
.wsaas-btn-xl { padding:.9rem 2rem; font-size:1rem; border-radius:10px; }
.wsaas-btn-sm { padding:.35rem .85rem; font-size:.82rem; border-radius:6px; }
.wsaas-btn-full { width:100%; }

/* ── Alerts ── */
.wsaas-alert { padding:.85rem 1.1rem; border-radius:8px; font-size:.9rem; margin-bottom:1rem; }
.wsaas-alert-success { background:#f0fff4; border:1px solid #c6f6d5; color:#276749; }
.wsaas-alert-error   { background:#fff5f5; border:1px solid #fed7d7; color:#c53030; }
.wsaas-alert-info    { background:#ebf8ff; border:1px solid #bee3f8; color:#2b6cb0; }
.wsaas-alert-warning { background:#fffaf0; border:1px solid #fbd38d; color:#744210; }

/* ── Badges ── */
.wsaas-badge {
  display:inline-block; padding:2px 10px; border-radius:50px;
  font-size:.75rem; font-weight:700; text-transform:uppercase; letter-spacing:.04em;
}
.wsaas-badge-free      { background:#edf2f7; color:#4a5568; }
.wsaas-badge-pro       { background:#ebf4ff; color:#2b6cb0; }
.wsaas-badge-agency    { background:#f0fff4; color:#276749; }
.wsaas-badge-active    { background:#f0fff4; color:#276749; }
.wsaas-badge-inactive  { background:#fff5f5; color:#c53030; }
.wsaas-badge-suspended { background:#fffaf0; color:#c05621; }
.wsaas-chip { background:#edf2f7; color:#4a5568; padding:2px 8px; border-radius:4px; font-size:.78rem; margin-left:6px; }

/* ── Status ── */
.wsaas-status { display:inline-flex; align-items:center; gap:.35rem; padding:3px 10px; border-radius:50px; font-size:.8rem; font-weight:600; }
.wsaas-status::before { content:''; width:7px; height:7px; border-radius:50%; flex-shrink:0; }
.wsaas-status-open::before      { background:#25D366; animation:wsaas-pulse 2s infinite; }
.wsaas-status-connecting::before{ background:#d69e2e; }
.wsaas-status-close::before     { background:#e53e3e; }
.wsaas-status-open       { background:#f0fff4; color:#276749; }
.wsaas-status-connecting { background:#fffaf0; color:#744210; }
.wsaas-status-close      { background:#fff5f5; color:#c53030; }
@keyframes wsaas-pulse { 0%{box-shadow:0 0 0 0 rgba(37,211,102,.5)} 70%{box-shadow:0 0 0 6px transparent} 100%{box-shadow:0 0 0 0 transparent} }

/* ── Modal ── */
.wsaas-modal { position:fixed; inset:0; background:rgba(0,0,0,.55); z-index:99999; display:flex; align-items:center; justify-content:center; backdrop-filter:blur(4px); }
.wsaas-modal-content { background:#fff; border-radius:16px; padding:2rem; width:90%; max-width:480px; position:relative; box-shadow:0 20px 60px rgba(0,0,0,.25); animation:wsaas-pop .2s ease; }
.wsaas-modal-qr { max-width:380px; text-align:center; }
.wsaas-modal-close { position:absolute; top:1rem; right:1.2rem; font-size:1.6rem; cursor:pointer; color:#a0aec0; border:none; background:transparent; line-height:1; padding:0; }
.wsaas-modal-close:hover { color:#1a202c; }
.wsaas-modal-footer { display:flex; gap:.6rem; margin-top:1.2rem; justify-content:center; }
@keyframes wsaas-pop { from{opacity:0;transform:scale(.95) translateY(8px)} to{opacity:1;transform:scale(1) translateY(0)} }

/* ── Spinner ── */
.wsaas-spinner { width:36px; height:36px; border:4px solid #edf2f7; border-top-color:var(--wg); border-radius:50%; animation:wsaas-spin .7s linear infinite; margin:0 auto 1rem; }
@keyframes wsaas-spin { to{transform:rotate(360deg)} }

/* ── Forms ── */
.wsaas-form-group { margin-bottom:1.1rem; }
.wsaas-form-group label { display:flex; align-items:center; justify-content:space-between; font-weight:600; font-size:.875rem; color:#4a5568; margin-bottom:.4rem; }
.wsaas-input,.wsaas-select,.wsaas-textarea,
.wsaas-form input[type=text],.wsaas-form input[type=email],
.wsaas-form input[type=password],.wsaas-form input[type=tel],
.wsaas-form select,.wsaas-form textarea {
  width:100%; padding:.6rem .85rem; border:1.5px solid #e2e8f0; border-radius:8px;
  font-size:.9rem; font-family:var(--font); transition:border-color .15s,box-shadow .15s;
  background:#fff; color:#1a202c;
}
.wsaas-input:focus,.wsaas-select:focus,.wsaas-textarea:focus,
.wsaas-form input:focus,.wsaas-form select:focus,.wsaas-form textarea:focus {
  outline:none; border-color:var(--wg); box-shadow:0 0 0 3px rgba(37,211,102,.15);
}
.wsaas-textarea,.wsaas-form textarea { resize:vertical; min-height:120px; }
.wsaas-form-row { display:grid; grid-template-columns:1fr 1fr; gap:1rem; }
@media(max-width:600px){.wsaas-form-row{grid-template-columns:1fr;}}
.wsaas-form-check { display:flex; align-items:center; gap:.5rem; margin-bottom:1rem; font-size:.875rem; }
.wsaas-form-check input[type=checkbox],.wsaas-form input[type=checkbox] { width:auto; margin:0; }
.wsaas-form-actions { display:flex; gap:.75rem; margin-top:1rem; }
.wsaas-form-panel { background:#f7fafc; border:1.5px solid #e2e8f0; border-radius:12px; padding:1.5rem; margin-bottom:1.5rem; }
.wsaas-input-pw { position:relative; }
.wsaas-input-pw input { padding-right:2.5rem; }
.wsaas-pw-toggle { position:absolute; right:.6rem; top:50%; transform:translateY(-50%); background:none; border:none; cursor:pointer; font-size:1rem; color:#718096; padding:0; }
.wsaas-link-small { font-size:.8rem; font-weight:400; color:var(--wg); text-decoration:none; }
.wsaas-link-small:hover,.wsaas-link { color:var(--wg-d); }

/* ══════════════════════════════════════════════
   LANDING PAGE
   ══════════════════════════════════════════════ */
.wsaas-hero {
  background:linear-gradient(135deg,var(--wdark) 0%,#0f3460 60%,var(--wb) 100%);
  color:#fff; padding:5rem 0 4rem; text-align:center;
}
.wsaas-hero-badge {
  display:inline-block; background:rgba(37,211,102,.2); border:1px solid rgba(37,211,102,.4);
  color:#86efac; padding:.35rem 1rem; border-radius:50px; font-size:.82rem; font-weight:600;
  margin-bottom:1.5rem; letter-spacing:.05em;
}
.wsaas-hero h1 { font-size:clamp(2rem,5vw,3.2rem); font-weight:800; line-height:1.2; margin-bottom:1rem; }
.wsaas-gradient-text { background:linear-gradient(90deg,var(--wg),#86efac); -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text; }
.wsaas-hero-sub { font-size:1.1rem; color:#cbd5e0; max-width:580px; margin:0 auto 2rem; }
.wsaas-hero-cta { display:flex; gap:1rem; justify-content:center; flex-wrap:wrap; }
.wsaas-hero-note { margin-top:1rem; font-size:.82rem; color:#a0aec0; }

.wsaas-features { padding:5rem 0; background:#f7fafc; }
.wsaas-section-title { text-align:center; font-size:clamp(1.6rem,3vw,2.2rem); font-weight:800; color:#1a202c; margin-bottom:.75rem; }
.wsaas-section-sub { text-align:center; color:#718096; margin-bottom:2.5rem; font-size:1rem; }
.wsaas-features-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(280px,1fr)); gap:1.5rem; }
.wsaas-feature-card { background:#fff; border-radius:var(--radius); padding:2rem; box-shadow:var(--shadow); transition:transform .2s; }
.wsaas-feature-card:hover { transform:translateY(-4px); }
.wsaas-feature-icon { font-size:2.5rem; margin-bottom:1rem; }
.wsaas-feature-card h3 { font-size:1.05rem; font-weight:700; margin-bottom:.5rem; }
.wsaas-feature-card p { color:#718096; font-size:.9rem; }

.wsaas-pricing-section { padding:5rem 0; background:#fff; }
.wsaas-pricing-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(260px,1fr)); gap:1.5rem; }
.wsaas-pricing-card { border:2px solid #e2e8f0; border-radius:16px; padding:2rem; position:relative; transition:all .2s; }
.wsaas-pricing-card:hover { transform:translateY(-4px); box-shadow:var(--shadow); }
.wsaas-pricing-featured { border-color:var(--wg); box-shadow:0 0 0 4px rgba(37,211,102,.12); }
.wsaas-pricing-popular { position:absolute; top:-14px; left:50%; transform:translateX(-50%); background:linear-gradient(90deg,var(--wg),var(--wg-d)); color:#fff; padding:3px 16px; border-radius:50px; font-size:.78rem; font-weight:700; white-space:nowrap; }
.wsaas-pricing-header h3 { font-size:1.2rem; font-weight:800; margin-bottom:.75rem; }
.wsaas-price-val { font-size:2rem; font-weight:800; color:#1a202c; }
.wsaas-price-per { font-size:.85rem; color:#718096; margin-left:3px; }
.wsaas-price-free { font-size:2rem; font-weight:800; color:var(--wg-d); }
.wsaas-pricing-price { margin-bottom:1.5rem; }
.wsaas-pricing-features { list-style:none; margin-bottom:1.5rem; }
.wsaas-pricing-features li { padding:.4rem 0; font-size:.9rem; color:#4a5568; border-bottom:1px solid #f7fafc; }

.wsaas-cta-section { background:linear-gradient(135deg,var(--wg-d),var(--wb)); color:#fff; padding:5rem 0; text-align:center; }
.wsaas-cta-section h2 { font-size:2rem; font-weight:800; margin-bottom:1rem; }
.wsaas-cta-section p { font-size:1.05rem; color:rgba(255,255,255,.85); margin-bottom:2rem; }

/* ══════════════════════════════════════════════
   AUTH PAGES (Login / Register)
   ══════════════════════════════════════════════ */
.wsaas-auth-wrap {
  min-height:calc(100vh - 100px); display:flex; align-items:center; justify-content:center;
  background:linear-gradient(135deg,#f0fff4 0%,#ebf8ff 100%); padding:2rem 1rem;
}
.wsaas-auth-card {
  background:#fff; border-radius:20px; padding:2.5rem; width:100%; max-width:520px;
  box-shadow:0 8px 40px rgba(0,0,0,.12);
}
.wsaas-auth-logo { display:flex; align-items:center; gap:.5rem; justify-content:center; margin-bottom:1.5rem; }
.wsaas-logo-icon { font-size:2rem; }
.wsaas-logo-text { font-size:1.3rem; font-weight:800; color:var(--wb); }
.wsaas-auth-title { text-align:center; font-size:1.5rem; font-weight:800; color:#1a202c; margin-bottom:1.5rem; }
.wsaas-auth-divider { display:flex; align-items:center; gap:1rem; margin:1.2rem 0; color:#a0aec0; font-size:.85rem; }
.wsaas-auth-divider::before,.wsaas-auth-divider::after { content:''; flex:1; height:1px; background:#e2e8f0; }
.wsaas-auth-footer { text-align:center; font-size:.875rem; color:#718096; margin-top:1.25rem; }
.wsaas-auth-footer a,.wsaas-link { color:var(--wg-d); font-weight:600; text-decoration:none; }
.wsaas-auth-footer a:hover { color:var(--wb); }

/* ══════════════════════════════════════════════
   DASHBOARD
   ══════════════════════════════════════════════ */
.wsaas-dash-header { background:var(--wdark); color:#fff; padding:.85rem 0; position:sticky; top:0; z-index:100; box-shadow:0 2px 12px rgba(0,0,0,.3); }
.wsaas-dash-header-inner { display:flex; align-items:center; justify-content:space-between; flex-wrap:wrap; gap:1rem; }
.wsaas-dash-logo { font-size:1.1rem; color:#fff; }
.wsaas-dash-user { display:flex; align-items:center; gap:.75rem; flex-wrap:wrap; font-size:.9rem; color:#cbd5e0; }
.wsaas-dash-body { padding:2rem 0; }
.wsaas-dash-toolbar { display:flex; align-items:center; justify-content:space-between; flex-wrap:wrap; gap:1rem; margin-bottom:1.5rem; }
.wsaas-dash-toolbar h2 { font-size:1.2rem; font-weight:700; margin:0; }

/* Tabs */
.wsaas-tabs { display:flex; gap:.25rem; border-bottom:2px solid #e2e8f0; margin-bottom:1.5rem; flex-wrap:wrap; }
.wsaas-tab { display:inline-block; padding:.6rem 1.2rem; font-size:.9rem; font-weight:600; color:#718096; text-decoration:none; border-radius:8px 8px 0 0; border-bottom:2px solid transparent; margin-bottom:-2px; transition:all .15s; }
.wsaas-tab:hover { color:var(--wg-d); background:#f0fff4; text-decoration:none; }
.wsaas-tab-active { color:var(--wg-d); border-bottom-color:var(--wg); background:#f0fff4; }
.wsaas-tab-content { animation:wsaas-fadein .2s ease; }
@keyframes wsaas-fadein{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}

/* Usage bar */
.wsaas-usage-bar { display:flex; align-items:center; gap:1rem; margin-bottom:1.5rem; font-size:.875rem; color:#718096; }
.wsaas-progress { flex:1; max-width:300px; height:8px; background:#e2e8f0; border-radius:50px; overflow:hidden; }
.wsaas-progress-fill { height:100%; background:linear-gradient(90deg,var(--wg),var(--wg-d)); border-radius:50px; transition:width .5s; }

/* Instance cards grid */
.wsaas-instances-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(300px,1fr)); gap:1.2rem; }
.wsaas-instance-card { background:#fff; border:1.5px solid #e2e8f0; border-radius:var(--radius); padding:1.4rem; box-shadow:0 2px 8px rgba(0,0,0,.06); transition:box-shadow .2s; }
.wsaas-instance-card:hover { box-shadow:var(--shadow); }
.wsaas-instance-header { display:flex; align-items:center; justify-content:space-between; margin-bottom:.6rem; flex-wrap:wrap; gap:.5rem; }
.wsaas-instance-name { font-weight:700; font-size:1rem; }
.wsaas-instance-meta { font-size:.8rem; color:#a0aec0; margin-bottom:1rem; }
.wsaas-instance-actions { display:flex; gap:.4rem; flex-wrap:wrap; }

/* AI Texts */
.wsaas-texts-list { display:flex; flex-direction:column; gap:1rem; }
.wsaas-text-card { background:#fff; border:1.5px solid #e2e8f0; border-radius:var(--radius); padding:1.2rem; }
.wsaas-text-card-header { display:flex; justify-content:space-between; align-items:flex-start; margin-bottom:.6rem; gap:1rem; flex-wrap:wrap; }
.wsaas-text-card-meta { display:flex; align-items:center; gap:.5rem; flex-shrink:0; }
.wsaas-text-date { font-size:.78rem; color:#a0aec0; }
.wsaas-text-preview { font-size:.875rem; color:#718096; margin-bottom:.75rem; line-height:1.5; }
.wsaas-text-actions { display:flex; gap:.5rem; }

/* Billing list */
.wsaas-billing-list { display:flex; flex-direction:column; gap:.75rem; }
.wsaas-billing-row { display:flex; align-items:center; gap:1rem; background:#fff; border:1.5px solid #e2e8f0; border-radius:var(--radius); padding:1rem 1.2rem; flex-wrap:wrap; }
.wsaas-billing-overdue { border-color:#fed7d7; background:#fff5f5; }
.wsaas-billing-info { flex:1; display:flex; flex-direction:column; gap:.2rem; font-size:.9rem; }
.wsaas-billing-amount { font-weight:700; font-size:1rem; white-space:nowrap; }
.wsaas-billing-status { white-space:nowrap; }

/* Empty state */
.wsaas-empty-state { text-align:center; padding:4rem 1rem; color:#718096; }
.wsaas-empty-icon { font-size:4rem; margin-bottom:1rem; display:block; }
.wsaas-empty-state h3 { font-size:1.2rem; color:#4a5568; margin-bottom:.5rem; }
.wsaas-empty-state p { margin-bottom:1.5rem; }

/* QR container */
#wsaas-qr-container { min-height:200px; display:flex; flex-direction:column; align-items:center; justify-content:center; background:#f7fafc; border-radius:10px; padding:1rem; margin-bottom:1rem; }
#wsaas-qr-container img { max-width:220px; width:100%; border-radius:8px; border:4px solid var(--wg); }

/* ══════════════════════════════════════════════
   PAYMENT PAGE
   ══════════════════════════════════════════════ */
.wsaas-payment-card { background:#fff; border-radius:20px; padding:2.5rem; box-shadow:var(--shadow); }
.wsaas-payment-card h1 { font-size:1.5rem; font-weight:800; margin-bottom:1.5rem; }
.wsaas-invoice-details { background:#f7fafc; border-radius:10px; padding:1.2rem; margin-bottom:1.5rem; }
.wsaas-invoice-row { display:flex; justify-content:space-between; padding:.4rem 0; font-size:.9rem; border-bottom:1px solid #edf2f7; }
.wsaas-invoice-row:last-child { border:none; }
.wsaas-invoice-total { font-size:1.1rem; font-weight:700; margin-top:.5rem; }
.wsaas-payment-plans { display:grid; grid-template-columns:repeat(auto-fit,minmax(180px,1fr)); gap:1rem; margin-bottom:1.5rem; }
.wsaas-payment-plan { border:2px solid #e2e8f0; border-radius:12px; padding:1.2rem; cursor:pointer; text-align:center; transition:all .18s; position:relative; user-select:none; }
.wsaas-payment-plan:hover,.wsaas-payment-plan.wsaas-selected { border-color:var(--wg); box-shadow:0 0 0 3px rgba(37,211,102,.18); }
.wsaas-plan-badge { position:absolute; top:-10px; left:50%; transform:translateX(-50%); background:var(--wg); color:#fff; font-size:.72rem; font-weight:700; padding:2px 10px; border-radius:50px; white-space:nowrap; }
.wsaas-plan-price { font-size:1.4rem; font-weight:800; color:#1a202c; }
.wsaas-plan-price span { font-size:.8rem; font-weight:400; color:#718096; }
.wsaas-payment-plan h3 { margin-bottom:.3rem; }
.wsaas-payment-plan p { font-size:.82rem; color:#718096; margin:.4rem 0 0; }

/* Toast */
#wsaas-toast { position:fixed; bottom:1.5rem; right:1.5rem; z-index:200000; min-width:280px; padding:.9rem 1.2rem; border-radius:10px; font-size:.9rem; font-weight:600; box-shadow:0 4px 20px rgba(0,0,0,.2); display:none; }
#wsaas-toast.wsaas-success{background:#f0fff4;color:#276749;border:1px solid #c6f6d5;}
#wsaas-toast.wsaas-error  {background:#fff5f5;color:#c53030;border:1px solid #fed7d7;}
#wsaas-toast.wsaas-info   {background:#ebf8ff;color:#2b6cb0;border:1px solid #bee3f8;}

@media(max-width:768px){
  .wsaas-hero{padding:3rem 0;} .wsaas-hero h1{font-size:1.8rem;}
  .wsaas-dash-header-inner{flex-direction:column;gap:.5rem;}
  .wsaas-instances-grid{grid-template-columns:1fr;}
  .wsaas-billing-row{flex-direction:column;align-items:flex-start;}
  .wsaas-auth-card{padding:1.5rem;}
}