/* ADS Dashboard — Apple × Anthropic Aesthetic */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

*{margin:0;padding:0;box-sizing:border-box}
:root{
  --bg:#FAFAF9;
  --card:#FFFFFF;
  --card-border:rgba(0,0,0,0.06);
  --card-shadow:0 1px 3px rgba(0,0,0,0.04);
  --text:#1a1a1a;
  --text2:#666666;
  --text3:#999999;
  --accent:#D97706;
  --accent-hover:#b86607;
  --accent-light:rgba(217,119,6,0.08);
  --blue:#2563EB;
  --green:#16A34A;
  --red:#DC2626;
  --surface-dark:#1E1E1E;
  --input-bg:#F5F5F4;
  --input-border:#E5E5E4;
  --border:rgba(0,0,0,0.08);
  --radius:12px;
  --radius-btn:8px;
  --radius-input:6px;
  --sidebar-w:240px;
}
html{scroll-behavior:smooth}
body{font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;background:var(--bg);color:var(--text);font-size:16px;line-height:1.6;overflow-x:hidden;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
a{color:var(--blue);text-decoration:none}
a:hover{opacity:.85}
code,pre,.mono{font-family:'JetBrains Mono','SF Mono',Monaco,Consolas,monospace}
h1,h2,h3,h4{font-weight:600;letter-spacing:-0.02em;color:var(--text)}

/* ========== Auth Pages ========== */
.auth-page{display:flex;align-items:center;justify-content:center;min-height:100vh;background:var(--bg)}
.auth-container{width:100%;max-width:420px;padding:20px}
.auth-card{background:var(--card);border:1px solid var(--card-border);border-radius:var(--radius);padding:48px 40px;box-shadow:var(--card-shadow)}
.auth-logo{text-align:center;margin-bottom:36px}
.auth-logo h1{font-size:1.5rem;font-weight:700;margin-top:16px;color:var(--text);letter-spacing:-0.02em}
.auth-subtitle{color:var(--text3);font-size:.9rem;margin-top:6px}
.auth-error{background:#FEF2F2;border:1px solid #FECACA;color:var(--red);padding:12px 16px;border-radius:var(--radius-input);margin-bottom:20px;font-size:.9rem}
.auth-form .form-group{margin-bottom:20px}
.auth-form label{display:block;color:var(--text2);font-size:.85rem;font-weight:500;margin-bottom:8px}
.auth-form input{width:100%;padding:12px 16px;background:var(--input-bg);border:1px solid var(--input-border);border-radius:var(--radius-input);color:var(--text);font-size:1rem;outline:none;transition:border .2s,box-shadow .2s;font-family:inherit}
.auth-form input:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(37,99,235,.1)}
.auth-switch{text-align:center;margin-top:24px;color:var(--text3);font-size:.9rem}

/* ========== Buttons ========== */
.btn{display:inline-flex;align-items:center;gap:8px;padding:10px 20px;border:none;border-radius:var(--radius-btn);font-size:.9rem;font-weight:500;cursor:pointer;transition:all .15s;font-family:inherit}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-hover)}
.btn-outline{background:transparent;border:1px solid var(--border);color:var(--text2)}
.btn-outline:hover{border-color:var(--text3);color:var(--text)}
.btn-danger{background:#FEF2F2;border:1px solid #FECACA;color:var(--red)}
.btn-danger:hover{background:var(--red);color:#fff}
.btn-full{width:100%;justify-content:center;padding:12px 20px}
.btn-sm{padding:6px 14px;font-size:.8rem}
.btn:disabled{opacity:.5;cursor:not-allowed}

/* ========== Layout ========== */
.app-layout{display:flex;min-height:100vh}
.sidebar{width:var(--sidebar-w);background:var(--card);border-right:1px solid var(--border);display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;z-index:100;transition:transform .25s ease}
.sidebar-header{padding:20px 20px 16px;display:flex;align-items:center;justify-content:space-between}
.logo{display:flex;align-items:center;gap:10px}
.logo-text{font-size:1.2rem;font-weight:700;color:var(--text);letter-spacing:-0.02em}
.sidebar-toggle{background:none;border:none;color:var(--text3);cursor:pointer;display:none}
.nav-links{flex:1;padding:4px 12px;overflow-y:auto}
.nav-item{display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:var(--radius-btn);color:var(--text2);font-size:.9rem;transition:all .15s;margin-bottom:2px;border-left:3px solid transparent;font-weight:400}
.nav-item:hover{background:var(--input-bg);color:var(--text)}
.nav-item.active{background:var(--accent-light);color:var(--accent);border-left-color:var(--accent);font-weight:500}
.nav-item.active svg{stroke:var(--accent)}
.sidebar-footer{padding:12px;border-top:1px solid var(--border)}
.user-info{display:flex;align-items:center;gap:10px;padding:8px 12px;margin-bottom:4px}
.user-avatar{width:32px;height:32px;border-radius:50%;background:var(--accent);display:flex;align-items:center;justify-content:center;font-weight:600;font-size:.85rem;color:#fff}
.user-email{font-size:.8rem;color:var(--text3);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.nav-item.logout{color:var(--text3)}
.nav-item.logout:hover{color:var(--red)}

.main-content{margin-left:var(--sidebar-w);flex:1;min-height:100vh;background:var(--bg)}
.page-header{padding:32px 48px 0;display:flex;align-items:center;gap:16px}
.page-title{font-size:1.75rem;font-weight:600;letter-spacing:-0.02em}
.mobile-menu{display:none;background:none;border:none;color:var(--text);cursor:pointer}
.page-content{padding:24px 48px 48px;max-width:1100px}

/* ========== Cards ========== */
.card{background:var(--card);border:1px solid var(--card-border);border-radius:var(--radius);padding:32px;margin-bottom:20px;box-shadow:var(--card-shadow)}
.card h3{font-size:1.1rem;margin-bottom:20px;color:var(--text);font-weight:600}
.card-header-row{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.card-header-row h3{margin-bottom:0}

/* ========== Stats ========== */
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-bottom:24px}
.stats-3{grid-template-columns:repeat(3,1fr)}
.stat-card{background:var(--card);border:1px solid var(--card-border);border-radius:var(--radius);padding:28px;display:flex;align-items:center;gap:20px;box-shadow:var(--card-shadow)}
.stat-icon{width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center}
.stat-icon.blue{background:#EFF6FF;color:var(--blue)}
.stat-icon.red{background:#FEF2F2;color:var(--red)}
.stat-icon.green{background:#F0FDF4;color:var(--green)}
.stat-icon.purple{background:#FAF5FF;color:#7C3AED}
.stat-icon svg{stroke:currentColor}
.stat-value{display:block;font-size:1.75rem;font-weight:700;letter-spacing:-0.02em;color:var(--text)}
.stat-label{display:block;font-size:.85rem;color:var(--text3);margin-top:2px}

/* ========== Tables ========== */
.table-wrap{overflow-x:auto}
.data-table{width:100%;border-collapse:collapse}
.data-table th{text-align:left;padding:12px 16px;font-size:.8rem;color:var(--text3);font-weight:500;text-transform:uppercase;letter-spacing:.5px;border-bottom:1px solid var(--border)}
.data-table td{padding:14px 16px;font-size:.9rem;border-bottom:1px solid rgba(0,0,0,0.04)}
.data-table tr.clickable{cursor:pointer}
.data-table tr.clickable:hover{background:var(--input-bg)}
.empty{color:var(--text3);text-align:center;padding:40px 20px}
.prompt-preview{max-width:220px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--text2)}
.mono{font-family:'JetBrains Mono','SF Mono',Monaco,Consolas,monospace;font-size:.8rem}

/* ========== Badges ========== */
.status-badge{padding:4px 12px;border-radius:20px;font-size:.75rem;font-weight:500}
.status-badge.completed{background:#F0FDF4;color:var(--green)}
.status-badge.processing{background:#EFF6FF;color:var(--blue)}
.status-badge.failed{background:#FEF2F2;color:var(--red)}
.status-badge.pending{background:#FFFBEB;color:var(--accent)}
.model-badge{padding:4px 10px;border-radius:20px;font-size:.75rem;background:var(--input-bg);color:var(--text2);font-weight:500}

/* ========== API Key ========== */
.api-key-card .api-key-display{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.api-key-display code{background:var(--input-bg);padding:10px 16px;border-radius:var(--radius-input);font-size:.85rem;color:var(--text)}

/* ========== Form Inputs ========== */
.form-group{margin-bottom:20px}
.form-group label{display:block;color:var(--text2);font-size:.85rem;font-weight:500;margin-bottom:8px}
.optional{color:var(--text3);font-size:.75rem;font-weight:400}
.input{width:100%;padding:12px 16px;background:var(--input-bg);border:1px solid var(--input-border);border-radius:var(--radius-input);color:var(--text);font-size:.95rem;outline:none;transition:border .2s,box-shadow .2s;font-family:inherit;resize:vertical}
.input:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(37,99,235,.08)}
select.input{cursor:pointer;-webkit-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%23999' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;padding-right:36px}
.input-sm{padding:8px 12px;font-size:.85rem}

/* ========== Playground ========== */
.playground-layout{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:start}
.playground-input .card{position:sticky;top:24px}

/* Pipeline — Vertical Stepper */
.pipeline-card{background:var(--card)}
.pipeline-steps{display:flex;flex-direction:column;gap:0;position:relative;padding-left:20px}
.pipeline-step{display:flex;align-items:center;gap:16px;padding:14px 0;color:var(--text3);font-size:.9rem;transition:color .3s;position:relative}
.pipeline-step::before{content:'';position:absolute;left:-13px;top:36px;bottom:-14px;width:1px;background:var(--border)}
.pipeline-step:last-child::before{display:none}
.step-indicator{width:26px;height:26px;border-radius:50%;border:2px solid var(--input-border);transition:all .3s;flex-shrink:0;position:relative;background:var(--card);z-index:1;display:flex;align-items:center;justify-content:center}
.pipeline-step.active{color:var(--accent)}
.pipeline-step.active .step-indicator{border-color:var(--accent);background:var(--accent-light)}
.pipeline-step.active .step-indicator::after{content:'';width:8px;height:8px;border-radius:50%;background:var(--accent);animation:pulse-dot 1.2s ease-in-out infinite}
.pipeline-step.done{color:var(--green)}
.pipeline-step.done .step-indicator{border-color:var(--green);background:var(--green)}
.pipeline-step.done .step-indicator::after{content:'';width:10px;height:6px;border-left:2px solid #fff;border-bottom:2px solid #fff;transform:rotate(-45deg);margin-top:-2px}
.pipeline-step.error{color:var(--red)}
.pipeline-step.error .step-indicator{border-color:var(--red);background:var(--red)}

@keyframes pulse-dot{0%,100%{opacity:1}50%{opacity:.4}}

/* ========== Result ========== */
.result-card{border-left:3px solid var(--green)}
.response-content{font-size:1rem;line-height:1.8;white-space:pre-wrap;word-break:break-word;color:var(--text)}
.response-content .code-block{background:var(--surface-dark);color:#e4e6ef;padding:20px;border-radius:var(--radius-btn);overflow-x:auto;margin:12px 0;font-size:.85rem}

/* Expandable */
.expandable{cursor:pointer;transition:background .15s}
.expandable:hover{background:var(--input-bg)}
.expandable h3{display:flex;align-items:center;justify-content:space-between;margin-bottom:0}
.expand-icon{transition:transform .2s;color:var(--text3);font-size:.85rem}
.expand-content{display:none;margin-top:20px}
.expandable.expanded .expand-content{display:block}
.expandable.expanded .expand-icon{transform:rotate(90deg)}
.expandable pre{background:var(--surface-dark);color:#d4d4d4;padding:20px;border-radius:var(--radius-btn);overflow-x:auto;font-size:.8rem;white-space:pre-wrap;word-break:break-all}

.result-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:8px}
.verify-ok{color:var(--green);font-size:.9rem;font-weight:500}
.verify-fail{color:var(--red);font-size:.9rem;font-weight:500}

/* Spinner */
.spinner{width:18px;height:18px;border:2px solid rgba(255,255,255,.3);border-top:2px solid #fff;border-radius:50%;display:inline-block;animation:spin .6s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* ========== Proofs ========== */
.proofs-list{display:flex;flex-direction:column;gap:0}
.proof-item{display:flex;align-items:center;gap:20px;padding:18px 0;border-bottom:1px solid rgba(0,0,0,0.04);cursor:pointer;transition:background .15s}
.proof-item:hover{background:var(--input-bg);margin:0 -32px;padding-left:32px;padding-right:32px}
.proof-item:last-child{border-bottom:none}
.proof-status.verified{color:var(--green);font-weight:500;font-size:.85rem;white-space:nowrap}
.proof-time{color:var(--text3);font-size:.85rem;white-space:nowrap}
.proof-hash{font-family:'JetBrains Mono',monospace;font-size:.8rem;color:var(--text2);flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.proof-detail{display:none;padding:20px 0 0;border-top:1px solid rgba(0,0,0,0.04)}
.proof-item.expanded + .proof-detail{display:block}
.proof-field{margin-bottom:10px}
.proof-field label{display:block;font-size:.75rem;color:var(--text3);text-transform:uppercase;letter-spacing:.5px;margin-bottom:2px;font-weight:500}
.proof-field code{font-size:.8rem;color:var(--text2);word-break:break-all}

/* Legacy proofs-grid support */
.proofs-grid{display:flex;flex-direction:column;gap:0}
.proof-card{padding:18px 0;border-bottom:1px solid rgba(0,0,0,0.04)}
.proof-card:last-child{border-bottom:none}
.proof-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}

.chain-status{padding:14px 20px;border-radius:var(--radius-btn);margin-bottom:20px;font-weight:500;font-size:.9rem}
.chain-status.pending{background:#EFF6FF;color:var(--blue)}
.chain-status.verified{background:#F0FDF4;color:var(--green)}
.chain-status.failed{background:#FEF2F2;color:var(--red)}

/* ========== Billing ========== */
.usage-chart{display:flex;align-items:flex-end;gap:6px;height:140px;padding:20px 0}
.chart-bar-wrap{flex:1;display:flex;flex-direction:column;align-items:center;height:100%}
.chart-bar{width:100%;max-width:36px;background:var(--accent);border-radius:6px 6px 0 0;min-height:4px;margin-top:auto;opacity:.8;transition:opacity .15s}
.chart-bar:hover{opacity:1}
.chart-label{font-size:.7rem;color:var(--text3);margin-top:8px}

.tier-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.tier-card{background:var(--card);border:1px solid var(--card-border);border-radius:var(--radius);padding:28px;text-align:center;box-shadow:var(--card-shadow)}
.tier-card h4{margin-bottom:8px;font-size:1rem}
.tier-card p{color:var(--text2);font-size:.9rem}
.tier-price{font-size:1.3rem;font-weight:700;color:var(--accent);margin:4px 0 8px}
.tier-highlight{border-color:var(--accent);box-shadow:0 2px 12px rgba(217,119,6,.1)}

/* ========== Docs ========== */
.docs-layout{display:grid;grid-template-columns:200px 1fr;gap:40px;max-width:1000px}
.docs-nav{position:sticky;top:80px;align-self:start}
.docs-link{display:block;padding:8px 14px;color:var(--text3);font-size:.85rem;border-left:2px solid transparent;margin-bottom:2px;border-radius:0;transition:all .15s}
.docs-link:hover,.docs-link.active{color:var(--text);border-left-color:var(--accent);background:var(--accent-light)}
.docs-section{margin-bottom:48px}
.docs-section h2{font-size:1.4rem;margin-bottom:16px;color:var(--text)}
.docs-section h4{margin:20px 0 8px;color:var(--text2);font-weight:500}
.docs-section p{color:var(--text2);margin-bottom:16px;font-size:1rem;line-height:1.7}
.docs-section code{background:var(--input-bg);padding:2px 8px;border-radius:4px;font-size:.85rem;color:var(--text)}
.code-block{background:var(--surface-dark);color:#d4d4d4;padding:20px;border-radius:var(--radius-btn);overflow-x:auto;font-size:.85rem;margin:12px 0;white-space:pre;display:none;position:relative}
.code-block.active,.docs-section > .code-block{display:block}
.code-tabs{display:flex;gap:0;margin-bottom:-1px;position:relative;z-index:1}
.code-tab{background:var(--input-bg);border:1px solid var(--input-border);border-bottom:none;padding:8px 16px;border-radius:var(--radius-input) var(--radius-input) 0 0;color:var(--text3);font-size:.8rem;cursor:pointer;font-family:inherit;font-weight:500;transition:all .15s}
.code-tab.active{background:var(--surface-dark);color:#d4d4d4;border-color:var(--surface-dark)}
.endpoint-badge{display:inline-block;padding:4px 10px;border-radius:4px;font-size:.75rem;font-weight:600;margin-right:8px;text-transform:uppercase}
.endpoint-badge.post{background:#F0FDF4;color:var(--green)}
.endpoint-badge.get{background:#EFF6FF;color:var(--blue)}

/* ========== Settings ========== */
.settings-grid{display:grid;gap:20px;max-width:560px}
.text-muted{color:var(--text2);font-size:.9rem;margin-bottom:16px;line-height:1.6}
.new-key-box{margin-top:20px;padding:20px;background:#F0FDF4;border:1px solid #BBF7D0;border-radius:var(--radius-btn)}
.new-key-box p{font-size:.9rem;color:var(--text2);margin-bottom:8px}
.new-key-box code{display:block;margin:8px 0;padding:12px;background:var(--surface-dark);border-radius:var(--radius-input);font-size:.85rem;color:var(--green);word-break:break-all}
.danger-zone{border-color:#FECACA}
.danger-zone h3{color:var(--red)}

/* ========== Modal / Slide Panel ========== */
.modal{display:none;position:fixed;inset:0;background:rgba(0,0,0,.3);backdrop-filter:blur(4px);z-index:1000;align-items:center;justify-content:center;padding:20px}
.modal-content{background:var(--card);border:1px solid var(--card-border);border-radius:var(--radius);padding:40px;max-width:700px;width:100%;max-height:85vh;overflow-y:auto;position:relative;box-shadow:0 20px 60px rgba(0,0,0,.15)}
.modal-close{position:absolute;top:16px;right:20px;background:none;border:none;color:var(--text3);font-size:1.5rem;cursor:pointer;transition:color .15s}
.modal-close:hover{color:var(--text)}
.modal-content h2{margin-bottom:24px;font-size:1.2rem}
.detail-section{margin-bottom:24px}
.detail-section h4{color:var(--text3);font-size:.8rem;text-transform:uppercase;letter-spacing:.5px;margin-bottom:8px;font-weight:500}
.detail-section p{color:var(--text2);font-size:.95rem}
.detail-section .code-block{display:block}

/* Filter */
.filter-bar{display:flex;gap:12px;margin-bottom:20px;flex-wrap:wrap}

/* ========== Responsive ========== */
@media(max-width:1024px){
  .playground-layout{grid-template-columns:1fr}
  .playground-input .card{position:static}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .tier-grid{grid-template-columns:1fr}
  .docs-layout{grid-template-columns:1fr}
  .docs-nav{display:none}
  .page-content{padding:20px 24px 32px}
  .page-header{padding:24px 24px 0}
}
@media(max-width:768px){
  .sidebar{transform:translateX(-100%);width:280px}
  .sidebar.mobile-open{transform:translateX(0)}
  .main-content{margin-left:0}
  .mobile-menu{display:block}
  .page-content{padding:16px}
  .page-header{padding:16px 16px 0}
  .stats-grid{grid-template-columns:1fr}
  .card{padding:24px}
}