:root{--color-bg: #ffffff;--color-text: #1a1a2e;--color-primary: #1a1a2e;--color-primary-contrast: #ffffff;--color-danger: #b3261e;--color-success: #1e6b3a;--color-border: #d0d0d8;--touch-target: 44px;--spacing: 12px}*{box-sizing:border-box}body{margin:0;color:var(--color-text);background:var(--color-bg)}button,input,select,textarea{font-size:16px}button{min-height:var(--touch-target);min-width:var(--touch-target);border-radius:8px;border:1px solid var(--color-border);background:var(--color-primary);color:var(--color-primary-contrast);cursor:pointer}button:disabled{opacity:.5;cursor:not-allowed}.login-page{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:var(--spacing)}.login-form{display:flex;flex-direction:column;gap:8px;width:100%;max-width:360px}.login-error{color:var(--color-danger);font-size:14px}.caller-screen{display:flex;flex-direction:column;min-height:100vh;padding:var(--spacing);gap:var(--spacing)}.caller-screen .primary-action{min-height:56px;font-size:18px;font-weight:600}.call-state-badge{display:inline-block;padding:4px 10px;border-radius:999px;font-size:13px;font-weight:600}.call-state-badge.connecting,.call-state-badge.ringing{background:#fff3cd;color:#7a5b00}.call-state-badge.connected{background:#d7f2df;color:var(--color-success)}.call-state-badge.ended,.call-state-badge.failed{background:#f8d7d7;color:var(--color-danger)}.script-panel{background:#f5f5fa;border-radius:8px;padding:var(--spacing);white-space:pre-wrap;line-height:1.5}.disposition-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}.disposition-grid button{min-height:48px;background:#fff;color:var(--color-text)}.disposition-grid button[aria-pressed=true]{background:var(--color-primary);color:var(--color-primary-contrast)}.admin-shell{display:flex;min-height:100vh}.admin-nav{width:220px;border-right:1px solid var(--color-border);padding:var(--spacing)}.admin-nav a{display:block;padding:8px 0;color:var(--color-text);text-decoration:none}.admin-content{flex:1;padding:var(--spacing);max-width:960px}@media (max-width: 640px){.admin-shell{flex-direction:column}.admin-nav{width:100%;border-right:none;border-bottom:1px solid var(--color-border);display:flex;overflow-x:auto;gap:var(--spacing)}}