/* ============================================================
   PromptAxis — Shared Stylesheet
   Palette: #0a0a12 base | #5b21b6 indigo primary | 
            #a78bfa violet accent | #f59e0b amber CTA |
            #10b981 emerald success
   Fonts: Sora (display) + Inter (body)
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Sora:wght@300;400;600;700;800&family=Inter:wght@300;400;500;600&display=swap');

:root {
  --bg:        #0a0a12;
  --bg2:       #12121f;
  --bg3:       #1a1a2e;
  --border:    #2a2a45;
  --primary:   #5b21b6;
  --primary-h: #4c1d95;
  --accent:    #a78bfa;
  --cta:       #f59e0b;
  --cta-h:     #d97706;
  --success:   #10b981;
  --text:      #e2e8f0;
  --text-muted:#94a3b8;
  --text-dim:  #64748b;
  --red:       #ef4444;
  --radius:    10px;
  --radius-lg: 16px;
  --shadow:    0 4px 24px rgba(91,33,182,0.18);
}

*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.6;
}

h1,h2,h3,h4,h5 { font-family: 'Sora', sans-serif; line-height:1.2; }

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--cta); }

img { max-width:100%; display:block; }

/* ── Scrollbar ── */
::-webkit-scrollbar { width:6px; }
::-webkit-scrollbar-track { background: var(--bg2); }
::-webkit-scrollbar-thumb { background: var(--primary); border-radius:4px; }

/* ============================================================
   NAV
   ============================================================ */
.nav {
  position: sticky; top:0; z-index:100;
  background: rgba(10,10,18,0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  padding: 0 5%;
  display: flex; align-items:center; justify-content:space-between;
  height: 64px;
}

.nav-logo {
  font-family:'Sora',sans-serif;
  font-weight:800; font-size:1.35rem;
  color: var(--text);
  display:flex; align-items:center; gap:8px;
}
.nav-logo span { color: var(--accent); }
.nav-logo .dot { color: var(--cta); }

.nav-links {
  display:flex; align-items:center; gap:6px;
  list-style:none;
}
.nav-links a {
  color: var(--text-muted);
  font-size:0.88rem; font-weight:500;
  padding: 6px 14px; border-radius:var(--radius);
  transition: all .2s;
}
.nav-links a:hover, .nav-links a.active {
  color: var(--text);
  background: var(--bg3);
}

.nav-actions { display:flex; gap:10px; align-items:center; }

.nav-hamburger {
  display:none; background:none; border:none;
  cursor:pointer; padding:6px;
  flex-direction:column; gap:5px;
}
.nav-hamburger span {
  display:block; width:22px; height:2px;
  background: var(--text); border-radius:2px;
  transition: all .3s;
}

/* ── Buttons ── */
.btn {
  display:inline-flex; align-items:center; gap:8px;
  padding:9px 20px; border-radius:var(--radius);
  font-size:0.88rem; font-weight:600; cursor:pointer;
  border:none; transition: all .2s; font-family:'Inter',sans-serif;
  text-decoration:none;
}
.btn-primary { background:var(--primary); color:#fff; }
.btn-primary:hover { background:var(--primary-h); color:#fff; transform:translateY(-1px); box-shadow:var(--shadow); }
.btn-cta { background:var(--cta); color:#0a0a12; }
.btn-cta:hover { background:var(--cta-h); color:#0a0a12; transform:translateY(-1px); }
.btn-outline { background:transparent; color:var(--text); border:1px solid var(--border); }
.btn-outline:hover { border-color:var(--accent); color:var(--accent); background:rgba(167,139,250,0.06); }
.btn-ghost { background:transparent; color:var(--text-muted); }
.btn-ghost:hover { color:var(--text); background:var(--bg3); }
.btn-lg { padding:13px 28px; font-size:1rem; }
.btn-sm { padding:6px 14px; font-size:0.8rem; }
.btn-full { width:100%; justify-content:center; }
.btn-danger { background:#7f1d1d; color:#fca5a5; border:1px solid #991b1b; }
.btn-danger:hover { background:#991b1b; }

/* ── Cards ── */
.card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: border-color .2s, box-shadow .2s;
}
.card:hover { border-color: var(--primary); box-shadow: var(--shadow); }

/* ── Badges ── */
.badge {
  display:inline-flex; align-items:center; gap:5px;
  padding:3px 10px; border-radius:20px;
  font-size:0.72rem; font-weight:600; letter-spacing:.04em; text-transform:uppercase;
}
.badge-violet { background:rgba(91,33,182,0.25); color:var(--accent); border:1px solid rgba(167,139,250,0.3); }
.badge-amber  { background:rgba(245,158,11,0.15); color:var(--cta); border:1px solid rgba(245,158,11,0.3); }
.badge-green  { background:rgba(16,185,129,0.15); color:var(--success); border:1px solid rgba(16,185,129,0.3); }
.badge-red    { background:rgba(239,68,68,0.15); color:#f87171; border:1px solid rgba(239,68,68,0.3); }
.badge-blue   { background:rgba(59,130,246,0.15); color:#93c5fd; border:1px solid rgba(59,130,246,0.3); }

/* ── Section helpers ── */
.section { padding: 80px 5%; }
.section-sm { padding: 48px 5%; }
.container { max-width:1180px; margin:0 auto; }
.container-sm { max-width:760px; margin:0 auto; }
.container-md { max-width:960px; margin:0 auto; }

.section-label {
  font-size:0.78rem; font-weight:700; letter-spacing:.12em;
  text-transform:uppercase; color:var(--accent);
  margin-bottom:12px; display:block;
}
.section-title { font-size:clamp(1.7rem,3.5vw,2.6rem); font-weight:800; margin-bottom:16px; }
.section-title .hl { color:var(--accent); }
.section-sub { color:var(--text-muted); font-size:1.05rem; max-width:560px; line-height:1.7; }

/* ── Form elements ── */
.form-group { margin-bottom:18px; }
.form-label { display:block; font-size:0.85rem; font-weight:500; color:var(--text-muted); margin-bottom:6px; }
.form-label .req { color:var(--red); margin-left:3px; }
.form-input, .form-select, .form-textarea {
  width:100%; padding:11px 14px;
  background:var(--bg3); border:1px solid var(--border);
  border-radius:var(--radius); color:var(--text);
  font-size:0.9rem; font-family:'Inter',sans-serif;
  transition: border-color .2s, box-shadow .2s;
  outline:none;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color:var(--primary); box-shadow:0 0 0 3px rgba(91,33,182,0.15);
}
.form-input::placeholder, .form-textarea::placeholder { color:var(--text-dim); }
.form-textarea { resize:vertical; min-height:100px; }
.form-select option { background:var(--bg3); }
.form-hint { font-size:0.78rem; color:var(--text-dim); margin-top:5px; }
.form-error { font-size:0.78rem; color:#f87171; margin-top:5px; }

.checkbox-group { display:flex; align-items:flex-start; gap:10px; margin-bottom:12px; }
.checkbox-group input[type=checkbox] { margin-top:3px; accent-color:var(--primary); width:15px; height:15px; flex-shrink:0; }
.checkbox-group label { font-size:0.82rem; color:var(--text-muted); line-height:1.5; }
.checkbox-group a { color:var(--accent); }

/* ── Progress bar ── */
.progress-bar { background:var(--bg3); border-radius:20px; height:8px; overflow:hidden; }
.progress-fill { height:100%; background:linear-gradient(90deg,var(--primary),var(--accent)); border-radius:20px; transition:width .4s ease; }

/* ── Alert boxes ── */
.alert {
  padding:12px 16px; border-radius:var(--radius);
  font-size:0.87rem; display:flex; gap:10px; align-items:flex-start;
}
.alert-success { background:rgba(16,185,129,0.1); border:1px solid rgba(16,185,129,0.3); color:#6ee7b7; }
.alert-error   { background:rgba(239,68,68,0.1); border:1px solid rgba(239,68,68,0.3); color:#fca5a5; }
.alert-info    { background:rgba(91,33,182,0.1); border:1px solid rgba(91,33,182,0.3); color:var(--accent); }
.alert-warn    { background:rgba(245,158,11,0.1); border:1px solid rgba(245,158,11,0.3); color:#fcd34d; }

/* ── Tabs ── */
.tabs { display:flex; gap:4px; background:var(--bg2); border:1px solid var(--border); border-radius:var(--radius); padding:4px; }
.tab-btn {
  flex:1; padding:8px 16px; border:none; border-radius:7px;
  font-size:0.85rem; font-weight:500; cursor:pointer;
  background:transparent; color:var(--text-muted); transition:all .2s;
  font-family:'Inter',sans-serif;
}
.tab-btn.active { background:var(--primary); color:#fff; }
.tab-btn:hover:not(.active) { color:var(--text); background:var(--bg3); }
.tab-panel { display:none; }
.tab-panel.active { display:block; }

/* ── Table ── */
.table-wrap { overflow-x:auto; border-radius:var(--radius-lg); border:1px solid var(--border); }
table { width:100%; border-collapse:collapse; font-size:0.87rem; }
thead { background:var(--bg3); }
th { padding:12px 16px; text-align:left; font-weight:600; color:var(--text-muted); white-space:nowrap; }
td { padding:12px 16px; border-top:1px solid var(--border); vertical-align:middle; }
tr:hover td { background:rgba(91,33,182,0.06); }

/* ── Divider ── */
.divider { border:none; border-top:1px solid var(--border); margin:32px 0; }

/* ── Chat Widget ── */
#chat-btn {
  position:fixed; bottom:28px; right:28px; z-index:999;
  width:54px; height:54px; border-radius:50%;
  background:var(--primary); color:#fff;
  border:none; cursor:pointer; font-size:1.4rem;
  box-shadow:0 6px 24px rgba(91,33,182,0.4);
  transition:transform .2s, box-shadow .2s;
  display:flex; align-items:center; justify-content:center;
}
#chat-btn:hover { transform:scale(1.08); box-shadow:0 8px 32px rgba(91,33,182,0.55); }

#chat-box {
  position:fixed; bottom:96px; right:28px; z-index:999;
  width:340px; max-height:460px;
  background:var(--bg2); border:1px solid var(--border);
  border-radius:var(--radius-lg); box-shadow:0 16px 48px rgba(0,0,0,0.5);
  display:none; flex-direction:column; overflow:hidden;
}
#chat-box.open { display:flex; }
.chat-header {
  background:var(--primary); padding:14px 16px;
  display:flex; align-items:center; justify-content:space-between;
}
.chat-header h4 { font-size:0.9rem; font-family:'Sora',sans-serif; }
.chat-header p { font-size:0.72rem; color:rgba(255,255,255,0.7); }
.chat-close { background:none; border:none; color:#fff; cursor:pointer; font-size:1.1rem; }
.chat-messages { flex:1; overflow-y:auto; padding:16px; display:flex; flex-direction:column; gap:10px; }
.chat-msg { max-width:82%; padding:9px 13px; border-radius:12px; font-size:0.84rem; line-height:1.5; }
.chat-msg.bot { background:var(--bg3); color:var(--text); align-self:flex-start; border-radius:4px 12px 12px 12px; }
.chat-msg.user { background:var(--primary); color:#fff; align-self:flex-end; border-radius:12px 4px 12px 12px; }
.chat-input-row { display:flex; gap:8px; padding:12px; border-top:1px solid var(--border); }
.chat-input-row input { flex:1; background:var(--bg3); border:1px solid var(--border); border-radius:8px; padding:9px 12px; color:var(--text); font-size:0.85rem; font-family:'Inter',sans-serif; outline:none; }
.chat-input-row input:focus { border-color:var(--primary); }
.chat-send { background:var(--primary); border:none; color:#fff; border-radius:8px; width:36px; height:36px; cursor:pointer; font-size:1rem; display:flex; align-items:center; justify-content:center; }

/* ── Footer ── */
.footer { background:var(--bg2); border-top:1px solid var(--border); padding:48px 5% 24px; }
.footer-grid { display:grid; grid-template-columns:2fr 1fr 1fr 1fr; gap:40px; margin-bottom:40px; }
.footer-brand h3 { font-family:'Sora',sans-serif; font-size:1.2rem; margin-bottom:10px; }
.footer-brand p { color:var(--text-muted); font-size:0.87rem; line-height:1.7; max-width:260px; }
.footer-col h4 { font-size:0.82rem; font-weight:700; letter-spacing:.08em; text-transform:uppercase; color:var(--text-muted); margin-bottom:14px; }
.footer-col ul { list-style:none; display:flex; flex-direction:column; gap:8px; }
.footer-col ul a { color:var(--text-muted); font-size:0.87rem; transition:color .2s; }
.footer-col ul a:hover { color:var(--text); }
.footer-bottom { display:flex; align-items:center; justify-content:space-between; padding-top:24px; border-top:1px solid var(--border); font-size:0.8rem; color:var(--text-dim); flex-wrap:wrap; gap:12px; }

/* ── Tool card ── */
.tool-card {
  background:var(--bg2); border:1px solid var(--border); border-radius:var(--radius-lg);
  padding:24px; transition:all .25s; cursor:default;
  display:flex; flex-direction:column; gap:12px;
}
.tool-card:hover { border-color:var(--primary); transform:translateY(-3px); box-shadow:var(--shadow); }
.tool-icon { width:48px; height:48px; border-radius:12px; display:flex; align-items:center; justify-content:center; font-size:1.5rem; flex-shrink:0; }
.tool-card h3 { font-size:1rem; font-weight:700; }
.tool-card p { color:var(--text-muted); font-size:0.85rem; line-height:1.6; }
.tool-tags { display:flex; flex-wrap:wrap; gap:6px; }
.tool-tag { padding:3px 9px; background:var(--bg3); border:1px solid var(--border); border-radius:20px; font-size:0.72rem; color:var(--text-muted); }

/* ── Pipeline node ── */
.pipeline { display:flex; align-items:center; flex-wrap:wrap; gap:8px; margin:24px 0; }
.p-node {
  background:var(--bg3); border:1px solid var(--border); border-radius:var(--radius);
  padding:8px 14px; font-size:0.82rem; font-weight:600;
  display:flex; align-items:center; gap:7px;
}
.p-node.active { border-color:var(--accent); background:rgba(167,139,250,0.12); color:var(--accent); }
.p-node.done { border-color:var(--success); background:rgba(16,185,129,0.1); color:var(--success); }
.p-arrow { color:var(--text-dim); font-size:1.1rem; }

/* ── Pricing card ── */
.price-card {
  background:var(--bg2); border:1px solid var(--border);
  border-radius:var(--radius-lg); padding:32px;
  display:flex; flex-direction:column; gap:8px;
  position:relative; transition:all .25s;
}
.price-card.featured {
  border-color:var(--primary);
  box-shadow:0 0 40px rgba(91,33,182,0.2);
}
.price-card.featured::before {
  content:'Most Popular';
  position:absolute; top:-12px; left:50%; transform:translateX(-50%);
  background:var(--primary); color:#fff;
  font-size:0.72rem; font-weight:700; letter-spacing:.06em;
  padding:3px 14px; border-radius:20px; text-transform:uppercase;
}
.price-amount { font-family:'Sora',sans-serif; font-size:2.4rem; font-weight:800; }
.price-amount small { font-size:1rem; font-weight:400; color:var(--text-muted); }
.price-feature { display:flex; align-items:center; gap:10px; font-size:0.87rem; padding:6px 0; }
.price-feature .tick { color:var(--success); flex-shrink:0; }
.price-feature .cross { color:var(--text-dim); flex-shrink:0; }

/* ── Dashboard layout ── */
.dash-layout { display:grid; grid-template-columns:240px 1fr; min-height:calc(100vh - 64px); }
.dash-sidebar { background:var(--bg2); border-right:1px solid var(--border); padding:24px 0; }
.dash-sidebar-nav { list-style:none; }
.dash-sidebar-nav li a {
  display:flex; align-items:center; gap:10px;
  padding:10px 20px; font-size:0.88rem; color:var(--text-muted);
  transition:all .2s; border-left:3px solid transparent;
}
.dash-sidebar-nav li a:hover { color:var(--text); background:var(--bg3); }
.dash-sidebar-nav li a.active { color:var(--accent); border-left-color:var(--accent); background:rgba(167,139,250,0.08); }
.dash-main { padding:32px; overflow-y:auto; }
.dash-stat {
  background:var(--bg2); border:1px solid var(--border);
  border-radius:var(--radius-lg); padding:20px 24px;
}
.dash-stat .value { font-family:'Sora',sans-serif; font-size:1.8rem; font-weight:800; }
.dash-stat .label { font-size:0.82rem; color:var(--text-muted); margin-top:4px; }

/* ── Auth pages ── */
.auth-page { min-height:100vh; display:flex; align-items:center; justify-content:center; padding:40px 5%; }
.auth-card { background:var(--bg2); border:1px solid var(--border); border-radius:var(--radius-lg); padding:40px; width:100%; max-width:480px; }
.auth-logo { font-family:'Sora',sans-serif; font-size:1.5rem; font-weight:800; margin-bottom:28px; }
.auth-divider { display:flex; align-items:center; gap:12px; margin:20px 0; color:var(--text-dim); font-size:0.82rem; }
.auth-divider::before, .auth-divider::after { content:''; flex:1; height:1px; background:var(--border); }

/* ── Toast ── */
#toast {
  position:fixed; bottom:90px; left:50%; transform:translateX(-50%) translateY(20px);
  background:var(--bg3); border:1px solid var(--border);
  color:var(--text); padding:11px 22px; border-radius:var(--radius);
  font-size:0.87rem; opacity:0; pointer-events:none;
  transition:all .3s; z-index:9999; white-space:nowrap;
}
#toast.show { opacity:1; transform:translateX(-50%) translateY(0); }
#toast.success { border-color:var(--success); color:#6ee7b7; }
#toast.error { border-color:var(--red); color:#fca5a5; }

/* ── Responsive ── */
@media (max-width:900px) {
  .nav-links { display:none; }
  .nav-hamburger { display:flex; }
  .nav-links.mobile-open {
    display:flex; flex-direction:column;
    position:fixed; top:64px; left:0; right:0;
    background:var(--bg2); border-bottom:1px solid var(--border);
    padding:16px 5%; gap:4px;
  }
  .footer-grid { grid-template-columns:1fr 1fr; }
  .dash-layout { grid-template-columns:1fr; }
  .dash-sidebar { display:none; }
}

@media (max-width:600px) {
  .section { padding:56px 5%; }
  .footer-grid { grid-template-columns:1fr; }
  #chat-box { right:12px; left:12px; width:auto; bottom:90px; }
}