// ============================================================
// auth-style-c.jsx — Glass aurora auth (marketing-flavoured).
// Vibrant gradient background, frosted card, soft floating
// chrome. Onboarding becomes a kept-it-light, swipey wizard.
// ============================================================

const cc = {
  bg: "#08081a", text: "#ffffff",
  subtext: "rgba(255,255,255,0.7)", muted: "rgba(255,255,255,0.5)",
  glass: "rgba(255,255,255,0.06)",
  glassStrong: "rgba(255,255,255,0.1)",
  glassBorder: "rgba(255,255,255,0.14)",
  brandA: "#7a78ff", brandB: "#b15bff", brandC: "#00e5b3",
};
const fontC = "'Inter', -apple-system, BlinkMacSystemFont, system-ui, sans-serif";

const IcnC = ({ d, size = 16, sw = 1.6 }) => (
  <svg width={size} height={size} viewBox="0 0 24 24" fill="none"
    stroke="currentColor" strokeWidth={sw}
    strokeLinecap="round" strokeLinejoin="round">{d}</svg>
);
const PC = {
  check: <path d="M5 12l5 5L20 7"/>,
  eye:   <><path d="M2 12s3.5-7 10-7 10 7 10 7-3.5 7-10 7S2 12 2 12z"/><circle cx="12" cy="12" r="3"/></>,
  arrow: <path d="M5 12h14M13 5l7 7-7 7"/>,
  spark: <path d="M12 3v4M12 17v4M3 12h4M17 12h4M6 6l3 3M15 15l3 3M6 18l3-3M15 9l3-3"/>,
  upload: <><path d="M21 15v4a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2v-4"/><path d="M17 8l-5-5-5 5M12 3v12"/></>,
  pen:   <><path d="m12 19 7-7 3 3-7 7-3-1z"/><path d="m18 13-1.5-7.5L2 2l3.5 14.5L13 18l5-5z"/><path d="M2 2l7.586 7.586"/><circle cx="11" cy="11" r="2"/></>,
  bell:  <><path d="M6 8a6 6 0 0 1 12 0c0 7 3 9 3 9H3s3-2 3-9"/><path d="M10 21a2 2 0 0 0 4 0"/></>,
  workflow: <><rect x="3" y="3" width="6" height="6" rx="1"/><rect x="15" y="15" width="6" height="6" rx="1"/><path d="M9 6h6a3 3 0 0 1 3 3v6"/></>,
};

const MarkC = ({ size = 22 }) => (
  <svg width={size} height={size} viewBox="0 0 24 24" fill="none">
    <defs>
      <linearGradient id={`mkc${size}`} x1="0" y1="0" x2="1" y2="1">
        <stop offset="0%" stopColor="#7a78ff"/>
        <stop offset="100%" stopColor="#b15bff"/>
      </linearGradient>
    </defs>
    <path d="M3 20 L12 4 L21 20 Z" fill={`url(#mkc${size})`}/>
  </svg>
);

// Reusable aurora background — also used by onboarding
const AuroraBg = () => (
  <>
    <div style={{
      position: "absolute", top: -250, left: -150, width: 700, height: 700,
      borderRadius: "50%",
      background: `radial-gradient(circle, ${cc.brandA} 0%, transparent 60%)`,
      filter: "blur(100px)", opacity: 0.55, pointerEvents: "none",
    }}></div>
    <div style={{
      position: "absolute", top: 100, right: -200, width: 600, height: 600,
      borderRadius: "50%",
      background: `radial-gradient(circle, ${cc.brandB} 0%, transparent 60%)`,
      filter: "blur(100px)", opacity: 0.5, pointerEvents: "none",
    }}></div>
    <div style={{
      position: "absolute", bottom: -200, left: "30%", width: 600, height: 600,
      borderRadius: "50%",
      background: `radial-gradient(circle, ${cc.brandC} 0%, transparent 60%)`,
      filter: "blur(100px)", opacity: 0.35, pointerEvents: "none",
    }}></div>
    {/* Grain overlay */}
    <div style={{
      position: "absolute", inset: 0, pointerEvents: "none", opacity: 0.6,
      backgroundImage: `radial-gradient(rgba(255,255,255,0.04) 1px, transparent 1px)`,
      backgroundSize: "3px 3px",
    }}></div>
  </>
);

// Frosted glass top nav (the pill from the marketing nav, smaller)
const GlassTopNav = ({ right }) => (
  <header style={{
    position: "absolute", top: 22, left: "50%", transform: "translateX(-50%)",
    zIndex: 10, width: "max-content", whiteSpace: "nowrap",
    display: "flex", alignItems: "center", gap: 4,
    padding: "8px 8px 8px 18px",
    background: cc.glass, backdropFilter: "blur(24px)", WebkitBackdropFilter: "blur(24px)",
    border: `1px solid ${cc.glassBorder}`, borderRadius: 999,
    boxShadow: "0 18px 50px -20px rgba(0,0,0,0.6), inset 0 1px 0 rgba(255,255,255,0.1)",
  }}>
    <div style={{
      display: "flex", alignItems: "center", gap: 8,
      marginRight: 16, fontWeight: 600, fontSize: 14, color: "#fff",
    }}>
      <MarkC size={18} /> Lattice
    </div>
    {["Product", "Pricing", "Docs"].map(l => (
      <button key={l} style={{
        background: "transparent", border: "none", color: "#fff",
        padding: "7px 12px", borderRadius: 999, fontSize: 13,
        fontFamily: fontC, cursor: "pointer",
      }}>{l}</button>
    ))}
    <div style={{
      width: 1, height: 18, background: cc.glassBorder, margin: "0 6px",
    }}></div>
    {right}
  </header>
);

const CField = ({ label, value, placeholder, type, hint, optional, autofocus }) => (
  <div style={{ marginBottom: 14 }}>
    {label && (
      <div style={{
        display: "flex", justifyContent: "space-between", alignItems: "baseline",
        fontSize: 12, fontWeight: 500, color: cc.subtext, marginBottom: 6,
      }}>
        <span>{label}</span>
        {optional && <span style={{ color: cc.muted, fontWeight: 400 }}>optional</span>}
      </div>
    )}
    <div style={{
      display: "flex", alignItems: "center", gap: 8,
      padding: "11px 14px", borderRadius: 10,
      background: cc.glass,
      backdropFilter: "blur(16px)", WebkitBackdropFilter: "blur(16px)",
      border: `1px solid ${autofocus ? cc.brandA : cc.glassBorder}`,
      boxShadow: autofocus ? `0 0 0 3px ${cc.brandA}33` : "none",
      fontSize: 13, color: value ? cc.text : cc.muted,
    }}>
      <span style={{ flex: 1, letterSpacing: type === "password" ? "0.2em" : "0" }}>
        {value || placeholder}
      </span>
      {type === "password" && <span style={{ color: cc.muted, display: "flex" }}><IcnC d={PC.eye} size={14}/></span>}
    </div>
    {hint && <div style={{ fontSize: 11, color: cc.muted, marginTop: 5 }}>{hint}</div>}
  </div>
);

const CSocial = ({ children, glyph }) => (
  <button style={{
    flex: 1, display: "flex", alignItems: "center", justifyContent: "center", gap: 8,
    padding: "10px 14px", borderRadius: 10,
    background: cc.glass, backdropFilter: "blur(16px)", WebkitBackdropFilter: "blur(16px)",
    border: `1px solid ${cc.glassBorder}`, color: cc.text, fontSize: 13,
    fontFamily: fontC, fontWeight: 500, cursor: "pointer",
  }}>{glyph}<span>{children}</span></button>
);

const CPrimary = ({ children, full = true }) => (
  <button style={{
    width: full ? "100%" : "auto", padding: "12px 22px", borderRadius: 999,
    background: "#fff", color: "#08081a", border: "none",
    fontSize: 13, fontWeight: 600, fontFamily: fontC, cursor: "pointer",
    display: "flex", alignItems: "center", justifyContent: "center", gap: 8,
  }}>{children}</button>
);

const CSecondary = ({ children, full = false }) => (
  <button style={{
    width: full ? "100%" : "auto", padding: "12px 22px", borderRadius: 999,
    background: cc.glass, color: cc.text,
    backdropFilter: "blur(16px)", WebkitBackdropFilter: "blur(16px)",
    border: `1px solid ${cc.glassBorder}`,
    fontSize: 13, fontWeight: 500, fontFamily: fontC, cursor: "pointer",
    display: "flex", alignItems: "center", justifyContent: "center", gap: 8,
  }}>{children}</button>
);

// Centered glass card shell — used by sign-in & sign-up
const CCardShell = ({ children, eyebrow }) => (
  <div style={{
    width: "100%", height: "100%", background: cc.bg, color: cc.text,
    fontFamily: fontC, position: "relative", overflow: "hidden",
  }}>
    <AuroraBg/>
    <GlassTopNav right={
      <>
        <button style={{
          background: "transparent", border: "none", color: cc.text,
          padding: "7px 12px", borderRadius: 999, fontSize: 13,
          fontFamily: fontC, cursor: "pointer",
        }}>Sign in</button>
        <button style={{
          background: "#fff", color: "#08081a", border: "none",
          padding: "7px 14px", borderRadius: 999, fontSize: 13, fontWeight: 600,
          fontFamily: fontC, cursor: "pointer",
        }}>Get Lattice →</button>
      </>
    } />

    <main style={{
      position: "relative", height: "100%",
      display: "flex", alignItems: "center", justifyContent: "center",
      padding: 24,
    }}>
      <div style={{
        width: 460, padding: "32px 36px 36px", borderRadius: 22,
        background: cc.glass, backdropFilter: "blur(28px)", WebkitBackdropFilter: "blur(28px)",
        border: `1px solid ${cc.glassBorder}`,
        boxShadow: `0 30px 80px -30px rgba(0,0,0,0.6), inset 0 1px 0 rgba(255,255,255,0.12)`,
      }}>
        {eyebrow && (
          <div style={{
            display: "inline-flex", alignItems: "center", gap: 8,
            padding: "4px 12px 4px 4px", borderRadius: 999,
            background: cc.glass, border: `1px solid ${cc.glassBorder}`,
            fontSize: 11, color: cc.subtext, marginBottom: 16,
          }}>
            <span style={{
              padding: "2px 8px", background: cc.brandA, color: "#fff",
              borderRadius: 999, fontWeight: 600, fontSize: 10,
            }}>BETA</span>
            {eyebrow}
          </div>
        )}
        {children}
      </div>
    </main>

    {/* Footer dots */}
    <div style={{
      position: "absolute", bottom: 22, left: "50%", transform: "translateX(-50%)",
      fontSize: 11, color: cc.muted, zIndex: 5,
      display: "flex", gap: 18,
    }}>
      <span>Privacy</span><span>Terms</span><span>Security</span>
      <span style={{ display: "inline-flex", alignItems: "center", gap: 5 }}>
        <span style={{
          width: 6, height: 6, borderRadius: "50%", background: cc.brandC,
          boxShadow: `0 0 8px ${cc.brandC}`,
        }}></span>
        All systems normal
      </span>
    </div>
  </div>
);

const CSignIn = () => (
  <CCardShell>
    <h1 style={{
      fontSize: 32, fontWeight: 500, margin: 0, letterSpacing: "-0.03em",
    }}>Welcome back.</h1>
    <p style={{ fontSize: 14, color: cc.subtext, margin: "10px 0 26px" }}>
      Sign in and pick up where you left off.
    </p>

    <div style={{ display: "flex", gap: 8, marginBottom: 18 }}>
      <CSocial glyph={<GoogleGlyph/>}>Google</CSocial>
      <CSocial glyph={<MicrosoftGlyph/>}>Microsoft</CSocial>
      <CSocial glyph={<span style={{ color: cc.text, display: "flex" }}><AppleGlyph/></span>}>Apple</CSocial>
    </div>

    <div style={{
      display: "flex", alignItems: "center", gap: 10,
      fontSize: 11, color: cc.muted, margin: "0 0 18px",
    }}>
      <div style={{ flex: 1, height: 1, background: cc.glassBorder }}></div>
      <span style={{ textTransform: "uppercase", letterSpacing: "0.08em" }}>or with email</span>
      <div style={{ flex: 1, height: 1, background: cc.glassBorder }}></div>
    </div>

    <CField label="Email" value="mira@lattice.co" autofocus />
    <div style={{ marginBottom: 18 }}>
      <div style={{
        display: "flex", justifyContent: "space-between", alignItems: "baseline",
        fontSize: 12, fontWeight: 500, color: cc.subtext, marginBottom: 6,
      }}>
        <span>Password</span>
        <span style={{ color: cc.text, cursor: "pointer", fontWeight: 500 }}>Forgot?</span>
      </div>
      <div style={{
        display: "flex", alignItems: "center", gap: 8,
        padding: "11px 14px", borderRadius: 10,
        background: cc.glass, backdropFilter: "blur(16px)",
        border: `1px solid ${cc.glassBorder}`,
        fontSize: 13, color: cc.text, letterSpacing: "0.2em",
      }}>
        <span style={{ flex: 1 }}>••••••••••</span>
        <span style={{ color: cc.muted, display: "flex" }}><IcnC d={PC.eye} size={14}/></span>
      </div>
    </div>

    <CPrimary>Sign in <IcnC d={PC.arrow} size={13}/></CPrimary>

    <div style={{ fontSize: 12, color: cc.subtext, marginTop: 22, textAlign: "center" }}>
      Don't have an account? <span style={{ color: cc.text, fontWeight: 500, cursor: "pointer" }}>
        Sign up for free
      </span>
    </div>
  </CCardShell>
);

const CSignUp = () => (
  <CCardShell eyebrow="Lattice 4.0 · agents that draft for you">
    <h1 style={{
      fontSize: 32, fontWeight: 500, margin: 0, letterSpacing: "-0.03em",
    }}>
      Start your <span style={{
        background: `linear-gradient(90deg, ${cc.brandB}, ${cc.brandA}, ${cc.brandC})`,
        WebkitBackgroundClip: "text", WebkitTextFillColor: "transparent",
        fontStyle: "italic", fontWeight: 400,
      }}>workspace</span>.
    </h1>
    <p style={{ fontSize: 14, color: cc.subtext, margin: "10px 0 22px" }}>
      Free for 10 people. No card. 60 seconds to set up.
    </p>

    <div style={{ display: "flex", gap: 8, marginBottom: 16 }}>
      <CSocial glyph={<GoogleGlyph/>}>Google</CSocial>
      <CSocial glyph={<MicrosoftGlyph/>}>Microsoft</CSocial>
    </div>

    <div style={{
      display: "flex", alignItems: "center", gap: 10,
      fontSize: 11, color: cc.muted, margin: "0 0 16px",
    }}>
      <div style={{ flex: 1, height: 1, background: cc.glassBorder }}></div>
      <span style={{ textTransform: "uppercase", letterSpacing: "0.08em" }}>or with email</span>
      <div style={{ flex: 1, height: 1, background: cc.glassBorder }}></div>
    </div>

    <CField label="Work email" value="mira@lattice.co" autofocus />
    <CField label="Password" value="••••••••••" type="password"
            hint="10+ chars · 1 number · 1 symbol — strong enough" />

    <div style={{ display: "flex", alignItems: "flex-start", gap: 8, margin: "10px 0 18px" }}>
      <div style={{
        width: 16, height: 16, borderRadius: 4, marginTop: 1,
        background: cc.brandA, color: "#fff",
        display: "flex", alignItems: "center", justifyContent: "center",
      }}><IcnC d={PC.check} size={11} sw={2.4}/></div>
      <span style={{ fontSize: 12, color: cc.subtext, lineHeight: 1.5 }}>
        I agree to Lattice's <span style={{ color: cc.text, fontWeight: 500 }}>Terms</span> and{" "}
        <span style={{ color: cc.text, fontWeight: 500 }}>Privacy Policy</span>.
      </span>
    </div>

    <CPrimary>Create my workspace <IcnC d={PC.arrow} size={13}/></CPrimary>

    <div style={{ fontSize: 12, color: cc.subtext, marginTop: 22, textAlign: "center" }}>
      Already on Lattice? <span style={{ color: cc.text, fontWeight: 500, cursor: "pointer" }}>
        Sign in
      </span>
    </div>
  </CCardShell>
);

const COnboarding = () => {
  // Glass invite-teammates step — a single big card on aurora bg.
  const ProgressDot = ({ state }) => (
    <div style={{
      width: state === "active" ? 26 : 10, height: 10,
      borderRadius: 999,
      background: state === "done" ? "#fff" :
                  state === "active" ? cc.brandA : cc.glassStrong,
      transition: "all .2s",
    }}></div>
  );

  const EmailRow = ({ email, role, status, color }) => (
    <div style={{
      display: "flex", alignItems: "center", gap: 12,
      padding: "10px 12px", borderRadius: 10,
      background: cc.glass,
      backdropFilter: "blur(12px)",
      border: `1px solid ${cc.glassBorder}`,
    }}>
      <div style={{
        width: 28, height: 28, borderRadius: "50%", background: color,
        display: "flex", alignItems: "center", justifyContent: "center",
        fontSize: 11, fontWeight: 600, color: "#3a2820",
      }}>{email.slice(0, 2).toUpperCase()}</div>
      <div style={{ flex: 1, minWidth: 0 }}>
        <div style={{
          fontSize: 13, color: cc.text, whiteSpace: "nowrap",
          overflow: "hidden", textOverflow: "ellipsis",
        }}>{email}</div>
      </div>
      <div style={{
        display: "flex", alignItems: "center", gap: 6, padding: "3px 9px",
        borderRadius: 6, background: cc.glassStrong, fontSize: 11, color: cc.text,
      }}>{role} <IcnC d={<path d="m6 9 6 6 6-6"/>} size={11}/></div>
      {status && <span style={{
        fontSize: 11, padding: "2px 8px", borderRadius: 999,
        background: status === "queued" ? `${cc.brandA}33` : "#22c55e33",
        color: status === "queued" ? cc.brandA : "#7aff66",
      }}>{status}</span>}
    </div>
  );

  return (
    <div style={{
      width: "100%", height: "100%", background: cc.bg, color: cc.text,
      fontFamily: fontC, position: "relative", overflow: "hidden",
    }}>
      <AuroraBg/>

      {/* Brand top-left + skip top-right */}
      <header style={{
        position: "absolute", top: 22, left: 32, zIndex: 10,
        display: "flex", alignItems: "center", gap: 8,
        fontWeight: 600, fontSize: 14, color: cc.text,
      }}>
        <MarkC size={20} /> Lattice
      </header>
      <div style={{
        position: "absolute", top: 26, right: 32, zIndex: 10,
        fontSize: 12, color: cc.subtext,
      }}>
        Step 3 of 4 · <span style={{ color: cc.text, cursor: "pointer" }}>Skip</span>
      </div>

      <main style={{
        position: "relative", height: "100%",
        display: "flex", alignItems: "center", justifyContent: "center",
        padding: 24,
      }}>
        <div style={{
          width: 620, padding: "36px 40px 32px", borderRadius: 26,
          background: cc.glass, backdropFilter: "blur(28px)", WebkitBackdropFilter: "blur(28px)",
          border: `1px solid ${cc.glassBorder}`,
          boxShadow: `0 40px 100px -30px rgba(0,0,0,0.6), inset 0 1px 0 rgba(255,255,255,0.12)`,
        }}>
          {/* Progress dots */}
          <div style={{
            display: "flex", alignItems: "center", justifyContent: "center",
            gap: 8, marginBottom: 26,
          }}>
            <ProgressDot state="done" />
            <ProgressDot state="done" />
            <ProgressDot state="active" />
            <ProgressDot state="todo" />
          </div>

          <h1 style={{
            fontSize: 34, fontWeight: 500, margin: 0, letterSpacing: "-0.03em",
            textAlign: "center", textWrap: "balance",
          }}>
            Lattice gets <em style={{
              fontStyle: "italic", fontWeight: 400,
              background: `linear-gradient(90deg, ${cc.brandB}, ${cc.brandC})`,
              WebkitBackgroundClip: "text", WebkitTextFillColor: "transparent",
            }}>better</em> with your team.
          </h1>
          <p style={{
            fontSize: 14, color: cc.subtext, margin: "12px 0 26px",
            textAlign: "center", lineHeight: 1.5,
          }}>
            Invite the people you actually work with. You can always add more later.
          </p>

          {/* Invite input + role */}
          <div style={{
            display: "flex", gap: 8, marginBottom: 14,
          }}>
            <div style={{
              flex: 1, display: "flex", alignItems: "center", gap: 8,
              padding: "11px 14px", borderRadius: 12,
              background: cc.glass,
              backdropFilter: "blur(16px)",
              border: `1px solid ${cc.brandA}`,
              boxShadow: `0 0 0 3px ${cc.brandA}33`,
              fontSize: 13, color: cc.subtext,
            }}>
              <span style={{ flex: 1 }}>name@company.com, separate with commas…</span>
            </div>
            <div style={{
              display: "flex", alignItems: "center", gap: 6,
              padding: "11px 14px", borderRadius: 12, fontSize: 13, color: cc.text,
              background: cc.glassStrong,
              backdropFilter: "blur(16px)",
              border: `1px solid ${cc.glassBorder}`,
              cursor: "pointer", whiteSpace: "nowrap",
            }}>
              Member <IcnC d={<path d="m6 9 6 6 6-6"/>} size={12}/>
            </div>
            <button style={{
              padding: "0 18px", borderRadius: 12, background: "#fff",
              color: "#08081a", border: "none", fontFamily: fontC,
              fontSize: 13, fontWeight: 600, cursor: "pointer",
            }}>Send</button>
          </div>

          {/* Already queued list */}
          <div style={{
            fontSize: 11, color: cc.muted, letterSpacing: "0.08em",
            textTransform: "uppercase", fontWeight: 500, margin: "12px 0 8px",
          }}>To be invited · 3</div>
          <div style={{ display: "flex", flexDirection: "column", gap: 6 }}>
            <EmailRow email="theo@lattice.co"  role="Admin"  status="queued" color="#c8e8a8" />
            <EmailRow email="devi@lattice.co"  role="Admin"  status="queued" color="#a8c8e8" />
            <EmailRow email="sun@lattice.co"   role="Member" status="queued" color="#e8a87c" />
          </div>

          {/* Shareable link */}
          <div style={{
            marginTop: 18, padding: "12px 14px", borderRadius: 12,
            background: cc.glass,
            backdropFilter: "blur(16px)",
            border: `1px dashed ${cc.glassBorder}`,
            display: "flex", alignItems: "center", gap: 12,
          }}>
            <div style={{
              width: 30, height: 30, borderRadius: 8,
              background: cc.glassStrong,
              display: "flex", alignItems: "center", justifyContent: "center",
              color: cc.brandA,
            }}><IcnC d={PC.workflow} size={14}/></div>
            <div style={{ flex: 1, minWidth: 0 }}>
              <div style={{ fontSize: 13, fontWeight: 500 }}>Or share an invite link</div>
              <div style={{
                fontSize: 12, color: cc.subtext, fontFamily: "monospace",
                whiteSpace: "nowrap", overflow: "hidden", textOverflow: "ellipsis",
              }}>lattice.app/join/mira-reyes-7f4ac…</div>
            </div>
            <button style={{
              padding: "6px 12px", borderRadius: 999, fontSize: 12,
              fontFamily: fontC, background: cc.glassStrong,
              border: `1px solid ${cc.glassBorder}`, color: cc.text, cursor: "pointer",
            }}>Copy link</button>
          </div>

          {/* Footer buttons */}
          <div style={{
            display: "flex", justifyContent: "space-between", marginTop: 28, alignItems: "center",
          }}>
            <button style={{
              background: "transparent", border: "none", color: cc.subtext,
              fontSize: 13, fontFamily: fontC, cursor: "pointer", padding: 0,
            }}>I'll do this later</button>
            <CPrimary full={false}>Send invites & continue <IcnC d={PC.arrow} size={13}/></CPrimary>
          </div>
        </div>
      </main>
    </div>
  );
};

Object.assign(window, { CSignIn, CSignUp, COnboarding });